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| 4 | ·ff5492db2e7a1a12f32ed1a28a96da42·7121828·debug·optional·erlang-base-dbgsym_27.3+dfsg-1_i386.deb | 4 | ·ff5492db2e7a1a12f32ed1a28a96da42·7121828·debug·optional·erlang-base-dbgsym_27.3+dfsg-1_i386.deb |
| 5 | ·7062d23556462afd50e0e2568f5e6302·11194132·interpreters·optional·erlang-base_27.3+dfsg-1_i386.deb | 5 | ·7062d23556462afd50e0e2568f5e6302·11194132·interpreters·optional·erlang-base_27.3+dfsg-1_i386.deb |
| 6 | ·15f133dae76c9d24841f04db646507e6·37004·debug·optional·erlang-common-test-dbgsym_27.3+dfsg-1_i386.deb | 6 | ·15f133dae76c9d24841f04db646507e6·37004·debug·optional·erlang-common-test-dbgsym_27.3+dfsg-1_i386.deb |
| 7 | ·5a5afcdad81bc4994cefb01ea1d25127·1314580·interpreters·optional·erlang-common-test_27.3+dfsg-1_i386.deb | 7 | ·5a5afcdad81bc4994cefb01ea1d25127·1314580·interpreters·optional·erlang-common-test_27.3+dfsg-1_i386.deb |
| 8 | ·9cc4c42f069d93ab5e3311143ff3f59f·97760·debug·optional·erlang-crypto-dbgsym_27.3+dfsg-1_i386.deb | 8 | ·9cc4c42f069d93ab5e3311143ff3f59f·97760·debug·optional·erlang-crypto-dbgsym_27.3+dfsg-1_i386.deb |
| 9 | ·d17bfa7984ab4da86603a2fef7552cf7·182484·interpreters·optional·erlang-crypto_27.3+dfsg-1_i386.deb | 9 | ·d17bfa7984ab4da86603a2fef7552cf7·182484·interpreters·optional·erlang-crypto_27.3+dfsg-1_i386.deb |
| 10 | ·b11bcda0fe7bff8dee6d507ab83d2ae2·479380·interpreters·optional·erlang-debugger_27.3+dfsg-1_i386.deb | 10 | ·b11bcda0fe7bff8dee6d507ab83d2ae2·479380·interpreters·optional·erlang-debugger_27.3+dfsg-1_i386.deb |
| 11 | · | 11 | ·5326a6ddb30dbb68c42e8ade07d5609e·315032·interpreters·optional·erlang-dev_27.3+dfsg-1_i386.deb |
| 12 | ·2e758a61db6021287e38acfb24660baa·70688·debug·optional·erlang-dialyzer-dbgsym_27.3+dfsg-1_i386.deb | 12 | ·2e758a61db6021287e38acfb24660baa·70688·debug·optional·erlang-dialyzer-dbgsym_27.3+dfsg-1_i386.deb |
| 13 | ·5fec422d9a1729a0df1ca1c8d2afc4da·1076648·interpreters·optional·erlang-dialyzer_27.3+dfsg-1_i386.deb | 13 | ·5fec422d9a1729a0df1ca1c8d2afc4da·1076648·interpreters·optional·erlang-dialyzer_27.3+dfsg-1_i386.deb |
| 14 | ·a52d41e01bf33dc544ca4820ea6a784d·811972·interpreters·optional·erlang-diameter_27.3+dfsg-1_i386.deb | 14 | ·a52d41e01bf33dc544ca4820ea6a784d·811972·interpreters·optional·erlang-diameter_27.3+dfsg-1_i386.deb |
| 15 | · | 15 | ·4993c6dd680170c8231585554dbc52f7·16768156·doc·optional·erlang-doc_27.3+dfsg-1_all.deb |
| 16 | ·6c35fd5316bb717811e1c6b0dcc3afdc·459444·interpreters·optional·erlang-edoc_27.3+dfsg-1_i386.deb | 16 | ·6c35fd5316bb717811e1c6b0dcc3afdc·459444·interpreters·optional·erlang-edoc_27.3+dfsg-1_i386.deb |
| 17 | ·d5470e6decfc07603bbbc458901a908d·137956·interpreters·optional·erlang-eldap_27.3+dfsg-1_i386.deb | 17 | ·d5470e6decfc07603bbbc458901a908d·137956·interpreters·optional·erlang-eldap_27.3+dfsg-1_i386.deb |
| 18 | ·76d4dffdf0d7c9a2afac6165f792973d·185092·interpreters·optional·erlang-et_27.3+dfsg-1_i386.deb | 18 | ·76d4dffdf0d7c9a2afac6165f792973d·185092·interpreters·optional·erlang-et_27.3+dfsg-1_i386.deb |
| 19 | ·8affbead31d847203dfff4d6d689dceb·171720·interpreters·optional·erlang-eunit_27.3+dfsg-1_i386.deb | 19 | ·8affbead31d847203dfff4d6d689dceb·171720·interpreters·optional·erlang-eunit_27.3+dfsg-1_i386.deb |
| 20 | ·694c6cfd6ab14d118e07c13376a09da4·963164·interpreters·optional·erlang-examples_27.3+dfsg-1_all.deb | 20 | ·694c6cfd6ab14d118e07c13376a09da4·963164·interpreters·optional·erlang-examples_27.3+dfsg-1_all.deb |
| 21 | ·85f0937919d241ee332a1b9551764909·106204·interpreters·optional·erlang-ftp_27.3+dfsg-1_i386.deb | 21 | ·85f0937919d241ee332a1b9551764909·106204·interpreters·optional·erlang-ftp_27.3+dfsg-1_i386.deb |
| 22 | ·b8771cf01ac55ca2ce409080a084f21d·671088·interpreters·optional·erlang-inets_27.3+dfsg-1_i386.deb | 22 | ·b8771cf01ac55ca2ce409080a084f21d·671088·interpreters·optional·erlang-inets_27.3+dfsg-1_i386.deb |
| 23 | · | 23 | ·18d584007f7b9b6b5565abf46a5a3b0c·113420·interpreters·optional·erlang-jinterface_27.3+dfsg-1_all.deb |
| 24 | ·6614d415a8c8ca7115fb94c5c7b49a84·59992·debug·optional·erlang-megaco-dbgsym_27.3+dfsg-1_i386.deb | 24 | ·6614d415a8c8ca7115fb94c5c7b49a84·59992·debug·optional·erlang-megaco-dbgsym_27.3+dfsg-1_i386.deb |
| 25 | ·5d497c11a2bc0e8ab1e853c5bae76955·3686676·interpreters·optional·erlang-megaco_27.3+dfsg-1_i386.deb | 25 | ·5d497c11a2bc0e8ab1e853c5bae76955·3686676·interpreters·optional·erlang-megaco_27.3+dfsg-1_i386.deb |
| 26 | ·6421798d76bd8e3a42fd25798edca376·897864·interpreters·optional·erlang-mnesia_27.3+dfsg-1_i386.deb | 26 | ·6421798d76bd8e3a42fd25798edca376·897864·interpreters·optional·erlang-mnesia_27.3+dfsg-1_i386.deb |
| 27 | ·ad03e798bf84ebdd2a7c760ac06b864a·93160·interpreters·optional·erlang-mode_27.3+dfsg-1_all.deb | 27 | ·ad03e798bf84ebdd2a7c760ac06b864a·93160·interpreters·optional·erlang-mode_27.3+dfsg-1_all.deb |
| 28 | ·c9ae41019dbc217a22f727159561d6c3·14812·interpreters·optional·erlang-nox_27.3+dfsg-1_all.deb | 28 | ·c9ae41019dbc217a22f727159561d6c3·14812·interpreters·optional·erlang-nox_27.3+dfsg-1_all.deb |
| 29 | ·662b8135b9d3c21e14b3e98b62cda486·1028148·interpreters·optional·erlang-observer_27.3+dfsg-1_i386.deb | 29 | ·662b8135b9d3c21e14b3e98b62cda486·1028148·interpreters·optional·erlang-observer_27.3+dfsg-1_i386.deb |
| 30 | ·4ef9b79925f310b98ba81d29bacb3d03·53692·debug·optional·erlang-odbc-dbgsym_27.3+dfsg-1_i386.deb | 30 | ·4ef9b79925f310b98ba81d29bacb3d03·53692·debug·optional·erlang-odbc-dbgsym_27.3+dfsg-1_i386.deb |
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| 34 | ·6635775c725c13af44d84f8478aba74d·211264·interpreters·optional·erlang-parsetools_27.3+dfsg-1_i386.deb | 34 | ·6635775c725c13af44d84f8478aba74d·211264·interpreters·optional·erlang-parsetools_27.3+dfsg-1_i386.deb |
| 35 | ·aa2820b5340076438663d08496ecf8fe·784184·interpreters·optional·erlang-public-key_27.3+dfsg-1_i386.deb | 35 | ·aa2820b5340076438663d08496ecf8fe·784184·interpreters·optional·erlang-public-key_27.3+dfsg-1_i386.deb |
| 36 | ·f0eba8e8265911e645430dd05cb24929·384468·interpreters·optional·erlang-reltool_27.3+dfsg-1_i386.deb | 36 | ·f0eba8e8265911e645430dd05cb24929·384468·interpreters·optional·erlang-reltool_27.3+dfsg-1_i386.deb |
| 37 | ·0858f2b1f51875bfd2555861a3d95a7c·23532·debug·optional·erlang-runtime-tools-dbgsym_27.3+dfsg-1_i386.deb | 37 | ·0858f2b1f51875bfd2555861a3d95a7c·23532·debug·optional·erlang-runtime-tools-dbgsym_27.3+dfsg-1_i386.deb |
| 38 | ·2391ceec208bd965dc598d00f9fda7e1·245008·interpreters·optional·erlang-runtime-tools_27.3+dfsg-1_i386.deb | 38 | ·2391ceec208bd965dc598d00f9fda7e1·245008·interpreters·optional·erlang-runtime-tools_27.3+dfsg-1_i386.deb |
| 39 | ·f1622fa476c2f26f7ab0403ed3e8eaa4·1949752·interpreters·optional·erlang-snmp_27.3+dfsg-1_i386.deb | 39 | ·f1622fa476c2f26f7ab0403ed3e8eaa4·1949752·interpreters·optional·erlang-snmp_27.3+dfsg-1_i386.deb |
| 40 | ·74c327e68c0435308e4fc78e18fdb71f·6105860·interpreters·optional·erlang-src_27.3+dfsg-1_all.deb | 40 | ·74c327e68c0435308e4fc78e18fdb71f·6105860·interpreters·optional·erlang-src_27.3+dfsg-1_all.deb |
| 41 | · | 41 | ·c483bf0d2b9cfdd6a00ff484bb669922·1008860·interpreters·optional·erlang-ssh_27.3+dfsg-1_i386.deb |
| 42 | ·cc1439d48783a0d482a00d6a1668c2cd·1810092·interpreters·optional·erlang-ssl_27.3+dfsg-1_i386.deb | 42 | ·cc1439d48783a0d482a00d6a1668c2cd·1810092·interpreters·optional·erlang-ssl_27.3+dfsg-1_i386.deb |
| 43 | ·5d7be9de2ddd4135a22d26b3de30ffe5·338644·interpreters·optional·erlang-syntax-tools_27.3+dfsg-1_i386.deb | 43 | ·5d7be9de2ddd4135a22d26b3de30ffe5·338644·interpreters·optional·erlang-syntax-tools_27.3+dfsg-1_i386.deb |
| 44 | ·e5349a35518b9ba285572a979259c076·113192·interpreters·optional·erlang-tftp_27.3+dfsg-1_i386.deb | 44 | ·e5349a35518b9ba285572a979259c076·113192·interpreters·optional·erlang-tftp_27.3+dfsg-1_i386.deb |
| 45 | ·251b8d298b50ebf8ec0d16f05c3afef4·622400·interpreters·optional·erlang-tools_27.3+dfsg-1_i386.deb | 45 | ·251b8d298b50ebf8ec0d16f05c3afef4·622400·interpreters·optional·erlang-tools_27.3+dfsg-1_i386.deb |
| 46 | ·85fb739d1fd93d650feebb1411348ad7·5299012·debug·optional·erlang-wx-dbgsym_27.3+dfsg-1_i386.deb | 46 | ·85fb739d1fd93d650feebb1411348ad7·5299012·debug·optional·erlang-wx-dbgsym_27.3+dfsg-1_i386.deb |
| 47 | ·cba7c89e5aec312c1bec875a48f183b1·4499960·interpreters·optional·erlang-wx_27.3+dfsg-1_i386.deb | 47 | ·cba7c89e5aec312c1bec875a48f183b1·4499960·interpreters·optional·erlang-wx_27.3+dfsg-1_i386.deb |
| 48 | ·f50f75245c3b5bee0d0f5a867712f707·14768·interpreters·optional·erlang-x11_27.3+dfsg-1_all.deb | 48 | ·f50f75245c3b5bee0d0f5a867712f707·14768·interpreters·optional·erlang-x11_27.3+dfsg-1_all.deb |
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| 2 | -rw-r--r--···0········0········0·····3648·2025-03-11·08:30:48.000000·control.tar.xz | 2 | -rw-r--r--···0········0········0·····3648·2025-03-11·08:30:48.000000·control.tar.xz |
| 3 | -rw-r--r--···0········0········0···3111 | 3 | -rw-r--r--···0········0········0···311192·2025-03-11·08:30:48.000000·data.tar.xz |
| Offset 7, 308 lines modified | Offset 7, 308 lines modified | ||
| 7 | -define(VERSION,·"1:27.3+dfsg"). | 7 | -define(VERSION,·"1:27.3+dfsg"). |
| 8 | -define(ABI_VERSION,·"17.0"). | 8 | -define(ABI_VERSION,·"17.0"). |
| 9 | -define(PCRE_VERSION,·"8.44"). | 9 | -define(PCRE_VERSION,·"8.44"). |
| 10 | %·Since·all·packages·required·built·application·to·run·may·be·unavailable | 10 | %·Since·all·packages·required·built·application·to·run·may·be·unavailable |
| 11 | %·on·build·stage·it's·necessary·to·list·all·module-package·relationships | 11 | %·on·build·stage·it's·necessary·to·list·all·module-package·relationships |
| 12 | %·explicitly: | 12 | %·explicitly: |
| 13 | -define(MODULES,·[{" | 13 | -define(MODULES,·[{"release_handler",·"erlang-base"}, |
| 14 | {" | 14 | {"rb",·"erlang-base"}, |
| 15 | {"rb_format_supp",·"erlang-base"}, | ||
| 16 | {"systools",·"erlang-base"}, | ||
| 17 | {"systools_relup",·"erlang-base"}, | ||
| 18 | {"format_lib_supp",·"erlang-base"}, | ||
| 19 | {"sasl_report",·"erlang-base"}, | ||
| 20 | {"misc_supp",·"erlang-base"}, | ||
| 21 | {"sasl_report_tty_h",·"erlang-base"}, | ||
| 15 | {" | 22 | {"erlsrv",·"erlang-base"}, |
| 16 | {"beam_types",·"erlang-base"}, | ||
| 17 | {"sys_core_bsm",·"erlang-base"}, | ||
| 18 | {" | 23 | {"systools_lib",·"erlang-base"}, |
| 19 | {" | 24 | {"sasl",·"erlang-base"}, |
| 25 | {"alarm_handler",·"erlang-base"}, | ||
| 26 | {"sasl_report_file_h",·"erlang-base"}, | ||
| 27 | {"systools_make",·"erlang-base"}, | ||
| 28 | {"release_handler_1",·"erlang-base"}, | ||
| 29 | {"systools_rc",·"erlang-base"}, | ||
| 30 | {"target_system",·"erlang-base"}, | ||
| 20 | {" | 31 | {"gen_sctp",·"erlang-base"}, |
| 32 | {"local_udp",·"erlang-base"}, | ||
| 33 | {"inet_res",·"erlang-base"}, | ||
| 21 | {" | 34 | {"logger_std_h",·"erlang-base"}, |
| 22 | {"beam_ssa_type",·"erlang-base"}, | ||
| 23 | {"beam_ssa_lint",·"erlang-base"}, | ||
| 24 | {" | 35 | {"rpc",·"erlang-base"}, |
| 36 | {"inet6_tcp_dist",·"erlang-base"}, | ||
| 25 | {" | 37 | {"inet6_tcp",·"erlang-base"}, |
| 26 | {"sys_core_fold",·"erlang-base"}, | ||
| 27 | {" | 38 | {"inet_dns",·"erlang-base"}, |
| 28 | {"beam_ssa_ss",·"erlang-base"}, | ||
| 29 | {"beam_trim",·"erlang-base"}, | ||
| 30 | {" | 39 | {"inet_parse",·"erlang-base"}, |
| 40 | {"application_controller",·"erlang-base"}, | ||
| 31 | {"sys_pre_attributes",·"erlang-base"}, | ||
| 32 | {"sys_coverage",·"erlang-base"}, | ||
| 33 | {"cerl_inline",·"erlang-base"}, | ||
| 34 | {"beam_ssa_bc_size",·"erlang-base"}, | ||
| 35 | {"rec_env",·"erlang-base"}, | ||
| 36 | {"beam_core_to_ssa",·"erlang-base"}, | ||
| 37 | {"beam_ssa_pre_codegen",·"erlang-base"}, | ||
| 38 | {"beam_dict",·"erlang-base"}, | ||
| 39 | {" | 41 | {"seq_trace",·"erlang-base"}, |
| 42 | {"logger_disk_log_h",·"erlang-base"}, | ||
| 40 | {"beam_validator",·"erlang-base"}, | ||
| 41 | {"sys_core_alias",·"erlang-base"}, | ||
| 42 | {"beam_listing",·"erlang-base"}, | ||
| 43 | {"sys_messages",·"erlang-base"}, | ||
| 44 | {"beam_ssa",·"erlang-base"}, | ||
| 45 | {"beam_utils",·"erlang-base"}, | ||
| 46 | {"beam_ssa_recv",·"erlang-base"}, | ||
| 47 | {"beam_ssa_share",·"erlang-base"}, | ||
| 48 | {"beam_ssa_dead",·"erlang-base"}, | ||
| 49 | {"beam_flatten",·"erlang-base"}, | ||
| 50 | {"beam_clean",·"erlang-base"}, | ||
| 51 | {"beam_ssa_bsm",·"erlang-base"}, | ||
| 52 | {"beam_ssa_codegen",·"erlang-base"}, | ||
| 53 | {" | 43 | {"erl_boot_server",·"erlang-base"}, |
| 44 | {"disk_log_server",·"erlang-base"}, | ||
| 54 | {" | 45 | {"pg",·"erlang-base"}, |
| 55 | {" | 46 | {"raw_file_io_list",·"erlang-base"}, |
| 56 | {" | 47 | {"erl_reply",·"erlang-base"}, |
| 48 | {"logger_proxy",·"erlang-base"}, | ||
| 49 | {"file_server",·"erlang-base"}, | ||
| 50 | {"error_logger",·"erlang-base"}, | ||
| 51 | {"disk_log_sup",·"erlang-base"}, | ||
| 52 | {"inet_hosts",·"erlang-base"}, | ||
| 57 | {" | 53 | {"gen_tcp",·"erlang-base"}, |
| 58 | {"beam_ssa_destructive_update",·"erlang-base"}, | ||
| 59 | {"erl_bifs",·"erlang-base"}, | ||
| 60 | {"beam_ssa_alias",·"erlang-base"}, | ||
| 61 | {"sys_core_prepare",·"erlang-base"}, | ||
| 62 | {"sys_core_inline",·"erlang-base"}, | ||
| 63 | {"sys_core_fold_lists",·"erlang-base"}, | ||
| 64 | {" | 54 | {"pg2",·"erlang-base"}, |
| 55 | {"net_kernel",·"erlang-base"}, | ||
| 56 | {"disk_log_1",·"erlang-base"}, | ||
| 65 | {" | 57 | {"error_handler",·"erlang-base"}, |
| 66 | {" | 58 | {"raw_file_io_deflate",·"erlang-base"}, |
| 59 | {"erl_erts_errors",·"erlang-base"}, | ||
| 60 | {"inet_tcp_dist",·"erlang-base"}, | ||
| 61 | {"standard_error",·"erlang-base"}, | ||
| 67 | {" | 62 | {"heart",·"erlang-base"}, |
| 63 | {"raw_file_io_inflate",·"erlang-base"}, | ||
| 64 | {"erpc",·"erlang-base"}, | ||
| 65 | {"dist_util",·"erlang-base"}, | ||
| 66 | {"logger_backend",·"erlang-base"}, | ||
| 67 | {"erl_epmd",·"erlang-base"}, | ||
| 68 | {" | 68 | {"auth",·"erlang-base"}, |
| 69 | {" | 69 | {"code_server",·"erlang-base"}, |
| 70 | {"erl_compile_server",·"erlang-base"}, | ||
| 71 | {"erl_distribution",·"erlang-base"}, | ||
| 72 | {"logger_config",·"erlang-base"}, | ||
| 73 | {"inet_tcp",·"erlang-base"}, | ||
| 74 | {"logger_handler",·"erlang-base"}, | ||
| 75 | {"group_history",·"erlang-base"}, | ||
| 70 | {" | 76 | {"kernel",·"erlang-base"}, |
| 71 | {" | 77 | {"logger_filters",·"erlang-base"}, |
| 78 | {"inet_epmd_socket",·"erlang-base"}, | ||
| 79 | {"logger_server",·"erlang-base"}, | ||
| 80 | {"kernel_refc",·"erlang-base"}, | ||
| 81 | {"inet_gethost_native",·"erlang-base"}, | ||
| 82 | {"logger_formatter",·"erlang-base"}, | ||
| 72 | {" | 83 | {"inet_udp",·"erlang-base"}, |
| 73 | {"in | 84 | {"inet",·"erlang-base"}, |
| 85 | {"inet_db",·"erlang-base"}, | ||
| 86 | {"global",·"erlang-base"}, | ||
| 87 | {"inet_sctp",·"erlang-base"}, | ||
| 88 | {"socket",·"erlang-base"}, | ||
| 89 | {"gen_udp_socket",·"erlang-base"}, | ||
| 90 | {"global_group",·"erlang-base"}, | ||
| 91 | {"file_io_server",·"erlang-base"}, | ||
| 92 | {"logger_h_common",·"erlang-base"}, | ||
| 93 | {"inet_epmd_dist",·"erlang-base"}, | ||
| 94 | {"net_adm",·"erlang-base"}, | ||
| 95 | {"application",·"erlang-base"}, | ||
| 96 | {"logger_sup",·"erlang-base"}, | ||
| 97 | {"inet6_udp",·"erlang-base"}, | ||
| 98 | {"os",·"erlang-base"}, | ||
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| 2 | -rw-r--r--···0········0········0····395 | 2 | -rw-r--r--···0········0········0····39520·2025-03-11·08:30:48.000000·control.tar.xz |
| 3 | -rw-r--r--···0········0········0·16728 | 3 | -rw-r--r--···0········0········0·16728444·2025-03-11·08:30:48.000000·data.tar.xz |
| Offset 1, 13 lines modified | Offset 1, 13 lines modified | ||
| 1 | Package:·erlang-doc | 1 | Package:·erlang-doc |
| 2 | Source:·erlang | 2 | Source:·erlang |
| 3 | Version:·1:27.3+dfsg-1 | 3 | Version:·1:27.3+dfsg-1 |
| 4 | Architecture:·all | 4 | Architecture:·all |
| 5 | Maintainer:·Debian·Erlang·Packagers·<pkg-erlang-devel@lists.alioth.debian.org> | 5 | Maintainer:·Debian·Erlang·Packagers·<pkg-erlang-devel@lists.alioth.debian.org> |
| 6 | Installed-Size:·9575 | 6 | Installed-Size:·95758 |
| 7 | Depends:·libjs-jquery,·libjs-jquery-ui | 7 | Depends:·libjs-jquery,·libjs-jquery-ui |
| 8 | Suggests:·erlang:any | 8 | Suggests:·erlang:any |
| 9 | Conflicts:·erlang-base:any·(<<·1:13.b.4),·erlang-base-hipe:any,·erlang-doc-html | 9 | Conflicts:·erlang-base:any·(<<·1:13.b.4),·erlang-base-hipe:any,·erlang-doc-html |
| 10 | Replaces:·erlang-doc-html | 10 | Replaces:·erlang-doc-html |
| 11 | Provides:·erlang-doc-html | 11 | Provides:·erlang-doc-html |
| 12 | Section:·doc | 12 | Section:·doc |
| 13 | Priority:·optional | 13 | Priority:·optional |
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| 127 | ······<p·class="built-using"> | 127 | ······<p·class="built-using"> |
| 128 | ········Built·using | 128 | ········Built·using |
| 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 131 | ······</p> | 131 | ······</p> |
| 132 | <p>Copyright·©·1996-202 | 132 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 133 | ····</footer> | 133 | ····</footer> |
| 134 | ··</div> | 134 | ··</div> |
| 135 | </main> | 135 | </main> |
| 136 | </div> | 136 | </div> |
| 137 | <script> | 137 | <script> |
| 138 | ··function·mermaidLoaded()·{ | 138 | ··function·mermaidLoaded()·{ |
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| 467 | ······<p·class="built-using"> | 467 | ······<p·class="built-using"> |
| 468 | ········Built·using | 468 | ········Built·using |
| 469 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 469 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 470 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 470 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 471 | ······</p> | 471 | ······</p> |
| 472 | <p>Copyright·©·1996-202 | 472 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 473 | ····</footer> | 473 | ····</footer> |
| 474 | ··</div> | 474 | ··</div> |
| 475 | </main> | 475 | </main> |
| 476 | </div> | 476 | </div> |
| 477 | <script> | 477 | <script> |
| 478 | ··function·mermaidLoaded()·{ | 478 | ··function·mermaidLoaded()·{ |
| 479 | ····mermaid.initialize({ | 479 | ····mermaid.initialize({ |
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| 158 | ······<p·class="built-using"> | 158 | ······<p·class="built-using"> |
| 159 | ········Built·using | 159 | ········Built·using |
| 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 162 | ······</p> | 162 | ······</p> |
| 163 | <p>Copyright·©·1996-202 | 163 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 164 | ····</footer> | 164 | ····</footer> |
| 165 | ··</div> | 165 | ··</div> |
| 166 | </main> | 166 | </main> |
| 167 | </div> | 167 | </div> |
| 168 | <script> | 168 | <script> |
| 169 | ··function·mermaidLoaded()·{ | 169 | ··function·mermaidLoaded()·{ |
| 170 | ····mermaid.initialize({ | 170 | ····mermaid.initialize({ |
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| 149 | ······<p·class="built-using"> | 149 | ······<p·class="built-using"> |
| 150 | ········Built·using | 150 | ········Built·using |
| 151 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 151 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 152 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 152 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 153 | ······</p> | 153 | ······</p> |
| 154 | <p>Copyright·©·1996-202 | 154 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 155 | ····</footer> | 155 | ····</footer> |
| 156 | ··</div> | 156 | ··</div> |
| 157 | </main> | 157 | </main> |
| 158 | </div> | 158 | </div> |
| 159 | <script> | 159 | <script> |
| 160 | ··function·mermaidLoaded()·{ | 160 | ··function·mermaidLoaded()·{ |
| 161 | ····mermaid.initialize({ | 161 | ····mermaid.initialize({ |
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| 388 | ······<p·class="built-using"> | 388 | ······<p·class="built-using"> |
| 389 | ········Built·using | 389 | ········Built·using |
| 390 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 390 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 391 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 391 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 392 | ······</p> | 392 | ······</p> |
| 393 | <p>Copyright·©·1996-202 | 393 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 394 | ····</footer> | 394 | ····</footer> |
| 395 | ··</div> | 395 | ··</div> |
| 396 | </main> | 396 | </main> |
| 397 | </div> | 397 | </div> |
| 398 | <script> | 398 | <script> |
| 399 | ··function·mermaidLoaded()·{ | 399 | ··function·mermaidLoaded()·{ |
| 400 | ····mermaid.initialize({ | 400 | ····mermaid.initialize({ |
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| 212 | ······<p·class="built-using"> | 212 | ······<p·class="built-using"> |
| 213 | ········Built·using | 213 | ········Built·using |
| 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 216 | ······</p> | 216 | ······</p> |
| 217 | <p>Copyright·©·1996-202 | 217 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 218 | ····</footer> | 218 | ····</footer> |
| 219 | ··</div> | 219 | ··</div> |
| 220 | </main> | 220 | </main> |
| 221 | </div> | 221 | </div> |
| 222 | <script> | 222 | <script> |
| 223 | ··function·mermaidLoaded()·{ | 223 | ··function·mermaidLoaded()·{ |
| 224 | ····mermaid.initialize({ | 224 | ····mermaid.initialize({ |
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| 127 | ······<p·class="built-using"> | 127 | ······<p·class="built-using"> |
| 128 | ········Built·using | 128 | ········Built·using |
| 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 131 | ······</p> | 131 | ······</p> |
| 132 | <p>Copyright·©·1996-202 | 132 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 133 | ····</footer> | 133 | ····</footer> |
| 134 | ··</div> | 134 | ··</div> |
| 135 | </main> | 135 | </main> |
| 136 | </div> | 136 | </div> |
| 137 | <script> | 137 | <script> |
| 138 | ··function·mermaidLoaded()·{ | 138 | ··function·mermaidLoaded()·{ |
| 139 | ····mermaid.initialize({ | 139 | ····mermaid.initialize({ |
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| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:25:02,·uncompressed·size·20,·method=store |
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| 135 | <a·href="applications.html#app_dir">directory·structure</a>.</p><p><a·href=""·id="callback_module"></a></p><h2·id="application-callback-module"·class="section-heading"> | 135 | <a·href="applications.html#app_dir">directory·structure</a>.</p><p><a·href=""·id="callback_module"></a></p><h2·id="application-callback-module"·class="section-heading"> |
| 136 | ··<a·href="#application-callback-module"·class="hover-link"> | 136 | ··<a·href="#application-callback-module"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Application·Callback·Module</span> | 139 | ··<span·class="text">Application·Callback·Module</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>How·to·start·and·stop·the·code·for·the·application,·including·its·supervision | 141 | <p>How·to·start·and·stop·the·code·for·the·application,·including·its·supervision |
| 142 | tree,·is·described·by·two·callback·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="7165638759-1">(</span><span·class="n">StartType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="7165638759-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="7165638759-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="7165638759-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="7165638759-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7165638759-3">}</span><span·class="w"> | ||
| 143 | 142 | tree,·is·described·by·two·callback·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="9776050258-1">(</span><span·class="n">StartType</span><span·class="p">,</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·740,·SHA:·5a368dd0564c0983c9111db3684c54babcddc23132d01139e71c053ca594a797·...·] | |
| 143 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="9776050258-4">(</span><span·class="n">State</span><span·class="p"·data-group-id="9776050258-4">)</span></code></pre><ul><li><code·class="inline">start/2</code>·is·called·when·starting·the·application·and·is·to·create·the | ||
| 144 | supervision·tree·by·starting·the·top·supervisor.·It·is·expected·to·return·the | 144 | supervision·tree·by·starting·the·top·supervisor.·It·is·expected·to·return·the |
| 145 | pid·of·the·top·supervisor·and·an·optional·term,·<code·class="inline">State</code>,·which·defaults·to | 145 | pid·of·the·top·supervisor·and·an·optional·term,·<code·class="inline">State</code>,·which·defaults·to |
| 146 | <code·class="inline">[]</code>.·This·term·is·passed·as·is·to·<code·class="inline">stop/1</code>.</li><li><code·class="inline">StartType</code>·is·usually·the·atom·<code·class="inline">normal</code>.·It·has·other·values·only·in·the·case | 146 | <code·class="inline">[]</code>.·This·term·is·passed·as·is·to·<code·class="inline">stop/1</code>.</li><li><code·class="inline">StartType</code>·is·usually·the·atom·<code·class="inline">normal</code>.·It·has·other·values·only·in·the·case |
| 147 | of·a·takeover·or·failover;·see | 147 | of·a·takeover·or·failover;·see |
| 148 | <a·href="distributed_applications.html">Distributed·Applications</a>.</li><li><code·class="inline">StartArgs</code>·is·defined·by·the·key·<code·class="inline">mod</code>·in·the | 148 | <a·href="distributed_applications.html">Distributed·Applications</a>.</li><li><code·class="inline">StartArgs</code>·is·defined·by·the·key·<code·class="inline">mod</code>·in·the |
| 149 | <a·href="applications.html#appl_res_file">application·resource·file</a>.</li><li><code·class="inline">stop/1</code>·is·called·<em>after</em>·the·application·has·been·stopped·and·is·to·do·any | 149 | <a·href="applications.html#appl_res_file">application·resource·file</a>.</li><li><code·class="inline">stop/1</code>·is·called·<em>after</em>·the·application·has·been·stopped·and·is·to·do·any |
| 150 | necessary·cleaning·up.·The·actual·stopping·of·the·application,·that·is, | 150 | necessary·cleaning·up.·The·actual·stopping·of·the·application,·that·is, |
| 151 | shutting·down·the·supervision·tree,·is·handled·automatically·as·described·in | 151 | shutting·down·the·supervision·tree,·is·handled·automatically·as·described·in |
| 152 | <a·href="applications.html#stopping">Starting·and·Stopping·Applications</a>.</li></ul><p><a·href=""·id="ch_app"></a></p><p>Example·of·an·application·callback·module·for·packaging·the·supervision·tree | 152 | <a·href="applications.html#stopping">Starting·and·Stopping·Applications</a>.</li></ul><p><a·href=""·id="ch_app"></a></p><p>Example·of·an·application·callback·module·for·packaging·the·supervision·tree |
| 153 | from·<a·href="sup_princ.html#ex">Supervisor·Behaviour</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 153 | from·<a·href="sup_princ.html#ex">Supervisor·Behaviour</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5506939897-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="5506939897-1">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="5506939897-2">(</span><span·class="ss">application</span><span·class="p"·data-group-id="5506939897-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="w"> | 155 | </span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5506939897-3">(</span><span·class="p"·data-group-id="5506939897-4">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·7e7de10cb3eb45b980edec32c999880354eec4e5e453fc7d68d9c80d5e25beac·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id="5506939897-5">(</span><span·class="p">_</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="5506939897-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="nc">ch_sup</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nc">ch_sup</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="5506939897-6">(</span><span·class="p"·data-group-id="5506939897-6">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="5506939897-7">(</span><span·class="p">_</span><span·class="n">State</span><span·class="p"·data-group-id="5506939897-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>A·library·application·that·cannot·be·started·or·stopped·does·not·need·any | 160 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>A·library·application·that·cannot·be·started·or·stopped·does·not·need·any |
| 161 | application·callback·module.</p><p><a·href=""·id="appl_res_file"></a></p><h2·id="application-resource-file"·class="section-heading"> | 161 | application·callback·module.</p><p><a·href=""·id="appl_res_file"></a></p><h2·id="application-resource-file"·class="section-heading"> |
| 162 | ··<a·href="#application-resource-file"·class="hover-link"> | 162 | ··<a·href="#application-resource-file"·class="hover-link"> |
| 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 164 | ··</a> | 164 | ··</a> |
| 165 | ··<span·class="text">Application·Resource·File</span> | 165 | ··<span·class="text">Application·Resource·File</span> |
| 166 | </h2> | 166 | </h2> |
| Offset 173, 22 lines modified | Offset 173, 22 lines modified | ||
| 173 | keys.</li></ul><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·for·a·library·application·<code·class="inline">libapp</code>·looks | 173 | keys.</li></ul><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·for·a·library·application·<code·class="inline">libapp</code>·looks |
| 174 | as·follows:</p><pre><code·class="text">{application,·libapp,·[]}.</code></pre><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·<code·class="inline">ch_app.app</code>·for·a·supervision·tree | 174 | as·follows:</p><pre><code·class="text">{application,·libapp,·[]}.</code></pre><p>The·contents·of·a·minimal·<code·class="inline">.app</code>·file·<code·class="inline">ch_app.app</code>·for·a·supervision·tree |
| 175 | application·like·<code·class="inline">ch_app</code>·looks·as·follows:</p><pre><code·class="text">{application,·ch_app, | 175 | application·like·<code·class="inline">ch_app</code>·looks·as·follows:</p><pre><code·class="text">{application,·ch_app, |
| 176 | ·[{mod,·{ch_app,[]}}]}.</code></pre><p>The·key·<code·class="inline">mod</code>·defines·the·callback·module·and·start·argument·of·the·application, | 176 | ·[{mod,·{ch_app,[]}}]}.</code></pre><p>The·key·<code·class="inline">mod</code>·defines·the·callback·module·and·start·argument·of·the·application, |
| 177 | in·this·case·<code·class="inline">ch_app</code>·and·<code·class="inline">[]</code>,·respectively.·This·means·that·the·following·is | 177 | in·this·case·<code·class="inline">ch_app</code>·and·<code·class="inline">[]</code>,·respectively.·This·means·that·the·following·is |
| 178 | called·when·the·application·is·to·be·started:</p><pre><code·class="text">ch_app:start(normal,·[])</code></pre><p>The·following·is·called·when·the·application·is·stopped:</p><pre><code·class="text">ch_app:stop([])</code></pre><p>When·using·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>,·the·Erlang/OTP·tools·for·packaging·code·(see·Section | 178 | called·when·the·application·is·to·be·started:</p><pre><code·class="text">ch_app:start(normal,·[])</code></pre><p>The·following·is·called·when·the·application·is·stopped:</p><pre><code·class="text">ch_app:stop([])</code></pre><p>When·using·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>,·the·Erlang/OTP·tools·for·packaging·code·(see·Section |
| 179 | <a·href="release_structure.html">Releases</a>),·the·keys·<code·class="inline">description</code>,·<code·class="inline">vsn</code>,·<code·class="inline">modules</code>, | 179 | <a·href="release_structure.html">Releases</a>),·the·keys·<code·class="inline">description</code>,·<code·class="inline">vsn</code>,·<code·class="inline">modules</code>, |
| 180 | <code·class="inline">registered</code>,·and·<code·class="inline">applications</code>·are·also·to·be·specified:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 180 | <code·class="inline">registered</code>,·and·<code·class="inline">applications</code>·are·also·to·be·specified:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1614677503-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 181 | ·</span><span·class="p"·data-group-id=" | 181 | ·</span><span·class="p"·data-group-id="1614677503-2">[</span><span·class="p"·data-group-id="1614677503-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="1614677503-3">}</span><span·class="p">,</span><span·class="w"> |
| 182 | ··</span><span·class="p"·data-group-id=" | 182 | ··</span><span·class="p"·data-group-id="1614677503-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="1614677503-4">}</span><span·class="p">,</span><span·class="w"> |
| 183 | ··</span><span·class="p"·data-group-id=" | 183 | ··</span><span·class="p"·data-group-id="1614677503-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1614677503-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup<[·...·truncated·by·diffoscope;·len:·175,·SHA:·4843c96045ea33f2924766eb1398173a95a41254b913a40a1b0583a5ffaa9679·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ··</span><span·class="p"·data-group-id=" | 184 | ··</span><span·class="p"·data-group-id="1614677503-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1614677503-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="1614677503-8">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·4d7000036968586448cb046d2cd724dfb2a7ef99413afebeaf0c94d40c434a9a·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 185 | ··</span><span·class="p"·data-group-id=" | 185 | ··</span><span·class="p"·data-group-id="1614677503-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1614677503-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·183,·SHA:·333b0ef91a3dfa7d20007cea0493c8349c568a53a6f332a261cd6c0a60ec163a·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 186 | ··</span><span·class="p"·data-group-id=" | 186 | ··</span><span·class="p"·data-group-id="1614677503-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1614677503-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="1614677503-13">[</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·ca389957bc896f505a016f98ba2fd72c8278a540e3847b6da8ce92051b8923e3·...·]-11">}</span><span·class="w"> |
| 187 | ·</span><span·class="p"·data-group-id=" | 187 | ·</span><span·class="p"·data-group-id="1614677503-2">]</span><span·class="p"·data-group-id="1614677503-1">}</span><span·class="p">.</span></code></pre><ul><li><code·class="inline">description</code>·-·A·short·description,·a·string.·Defaults·to·<code·class="inline">""</code>.</li><li><code·class="inline">vsn</code>·-·Version·number,·a·string.·Defaults·to·<code·class="inline">""</code>.</li><li><code·class="inline">modules</code>·-·All·modules·<em>introduced</em>·by·this·application.·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses |
| 188 | this·list·when·generating·boot·scripts·and·tar·files.·A·module·must·only | 188 | this·list·when·generating·boot·scripts·and·tar·files.·A·module·must·only |
| 189 | be·included·in·one·application.·Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">registered</code>·-·All·names·of·registered·processes·in·the·application. | 189 | be·included·in·one·application.·Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">registered</code>·-·All·names·of·registered·processes·in·the·application. |
| 190 | <a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·detect·name·clashes·between·applications. | 190 | <a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·detect·name·clashes·between·applications. |
| 191 | Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">applications</code>·-·All·applications·that·must·be·started·before·this | 191 | Defaults·to·<code·class="inline">[]</code>.</li><li><code·class="inline">applications</code>·-·All·applications·that·must·be·started·before·this |
| 192 | application·is·started.·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·generate·correct·boot | 192 | application·is·started.·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·uses·this·list·to·generate·correct·boot |
| 193 | scripts.·Defaults·to·<code·class="inline">[]</code>.·Notice·that·all·applications·have·dependencies·to | 193 | scripts.·Defaults·to·<code·class="inline">[]</code>.·Notice·that·all·applications·have·dependencies·to |
| 194 | at·least·Kernel·and·STDLIB.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·details·about·the·syntax·and·contents·of·the·application·resource·file, | 194 | at·least·Kernel·and·STDLIB.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·details·about·the·syntax·and·contents·of·the·application·resource·file, |
| Offset 300, 38 lines modified | Offset 300, 38 lines modified | ||
| 300 | stop·applications.</p><h2·id="loading-and-unloading-applications"·class="section-heading"> | 300 | stop·applications.</p><h2·id="loading-and-unloading-applications"·class="section-heading"> |
| 301 | ··<a·href="#loading-and-unloading-applications"·class="hover-link"> | 301 | ··<a·href="#loading-and-unloading-applications"·class="hover-link"> |
| 302 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 302 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 303 | ··</a> | 303 | ··</a> |
| 304 | ··<span·class="text">Loading·and·Unloading·Applications</span> | 304 | ··<span·class="text">Loading·and·Unloading·Applications</span> |
| 305 | </h2> | 305 | </h2> |
| 306 | <p>Before·an·application·can·be·started,·it·must·be·<em>loaded</em>.·The·application | 306 | <p>Before·an·application·can·be·started,·it·must·be·<em>loaded</em>.·The·application |
| 307 | controller·reads·and·stores·the·information·from·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id=" | 307 | controller·reads·and·stores·the·information·from·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id="6920436821-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="6920436821-1">)</span><span·class="p">.</span><span·class="w"> |
| 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 309 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id=" | 309 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id="6920436821-2">(</span><span·class="p"·data-group-id="6920436821-2">)</span><span·class="p">.</span><span·class="w"> |
| 310 | </span><span·class="p"·data-group-id=" | 310 | </span><span·class="p"·data-group-id="6920436821-3">[</span><span·class="p"·data-group-id="6920436821-4">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"2.8.1.3"</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·0986ae27cdcb111908b691f71884e04b5e83c0b6a264883f389ae086a8c56474·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 311 | ·</span><span·class="p"·data-group-id=" | 311 | ·</span><span·class="p"·data-group-id="6920436821-5">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"1.11.4.3"</span><span·class="p"·data-group-id="6920436821-5">}</span><span·class="p">,</span><span·class="w"> |
| 312 | ·</span><span·class="p"·data-group-id=" | 312 | ·</span><span·class="p"·data-group-id="6920436821-6">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="s">"Channel·allocator"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="6920436821-6">}</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·67d23dcbfce54f0a5859127e2a32a2c21d227227180a9d80426aa548368799c5·...·]-3">]</span></code></pre><p>An·application·that·has·been·stopped,·or·has·never·been·started,·can·be |
| 313 | unloaded.·The·information·about·the·application·is·erased·from·the·internal | 313 | unloaded.·The·information·about·the·application·is·erased·from·the·internal |
| 314 | database·of·the·application·controller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">unload</span><span·class="p"·data-group-id=" | 314 | database·of·the·application·controller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">unload</span><span·class="p"·data-group-id="3425012336-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="3425012336-1">)</span><span·class="p">.</span><span·class="w"> |
| 315 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 315 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 316 | 4>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id=" | 316 | 4>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">loaded_applications</span><span·class="p"·data-group-id="3425012336-2">(</span><span·class="p"·data-group-id="3425012336-2">)</span><span·class="p">.</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="3425012336-3">[</span><span·class="p"·data-group-id="3425012336-4">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"2.8.1.3"</span><span·clas[·...·truncated·by·diffoscope;·len:·30,·SHA:·fd7346301139712e888d008f01036c8e68b00e028e47c68c67d3eadb9c53808f·...·]6-4">}</span><span·class="p">,</span><span·class="w"> |
| 318 | ·</span><span·class="p"·data-group-id=" | 318 | ·</span><span·class="p"·data-group-id="3425012336-5">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"1.11.4.3"</span><span·class="p"·data-group-id="3425012336-5">}</span><span·cla[·...·truncated·by·diffoscope;·len:·31,·SHA:·4a16004a6731176c9c351f1660a366c0b0e9d31a6a24cb7177ca16a9281680fd·...·]6-3">]</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Loading/unloading·an·application·does·not·load/unload·the·code·used·by·the |
| 319 | application.·Code·loading·is·handled·in·the·usual·way·by·the·code·server.</p></section><p><a·href=""·id="stopping"></a></p><h2·id="starting-and-stopping-applications"·class="section-heading"> | 319 | application.·Code·loading·is·handled·in·the·usual·way·by·the·code·server.</p></section><p><a·href=""·id="stopping"></a></p><h2·id="starting-and-stopping-applications"·class="section-heading"> |
| 320 | ··<a·href="#starting-and-stopping-applications"·class="hover-link"> | 320 | ··<a·href="#starting-and-stopping-applications"·class="hover-link"> |
| 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 322 | ··</a> | 322 | ··</a> |
| 323 | ··<span·class="text">Starting·and·Stopping·Applications</span> | 323 | ··<span·class="text">Starting·and·Stopping·Applications</span> |
| 324 | </h2> | 324 | </h2> |
| 325 | <p>An·application·is·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 325 | <p>An·application·is·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7143165209-1">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="7143165209-1">)</span><span·class="p">.</span><span·class="w"> |
| 326 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 326 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 327 | 6>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">which_applications</span><span·class="p"·data-group-id=" | 327 | 6>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">which_applications</span><span·class="p"·data-group-id="7143165209-2">(</span><span·class="p"·data-group-id="7143165209-2">)</span><span·class="p">.</span><span·class="w"> |
| 328 | </span><span·class="p"·data-group-id=" | 328 | </span><span·class="p"·data-group-id="7143165209-3">[</span><span·class="p"·data-group-id="7143165209-4">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"2.8.1.3"</span><span·clas[·...·truncated·by·diffoscope;·len:·30,·SHA:·152eb393f123637839593c7edf98e1bc595b9a44d341500bc58390038b899973·...·]9-4">}</span><span·class="p">,</span><span·class="w"> |
| 329 | ·</span><span·class="p"·data-group-id=" | 329 | ·</span><span·class="p"·data-group-id="7143165209-5">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"ERTS··CXC·138·10"</span><span·class="p">,</span><span·class="s">"1.11.4.3"</span><span·class="p"·data-group-id="7143165209-5">}</span><span·class="p">,</span><span·class="w"> |
| 330 | ·</span><span·class="p"·data-group-id=" | 330 | ·</span><span·class="p"·data-group-id="7143165209-6">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="s">"Channel·allocator"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="7143165209-6">}</span><span·class="p"[·...·truncated·by·diffoscope;·len:·25,·SHA:·4d4ad3fe34f00084de57aa699738429e4e699baf66ecb1621f834e484e68d1cd·...·]9-3">]</span></code></pre><p>If·the·application·is·not·already·loaded,·the·application·controller·first·loads |
| 331 | it·using·<a·href="../../lib/kernel-10.2.3/doc/html/application.html#load/1"><code·class="inline">application:load/1</code></a>.·It·checks·the·value·of·the·<code·class="inline">applications</code>·key·to | 331 | it·using·<a·href="../../lib/kernel-10.2.3/doc/html/application.html#load/1"><code·class="inline">application:load/1</code></a>.·It·checks·the·value·of·the·<code·class="inline">applications</code>·key·to |
| 332 | ensure·that·all·applications·that·are·to·be·started·before·this·application·are | 332 | ensure·that·all·applications·that·are·to·be·started·before·this·application·are |
| 333 | running.</p><p><a·href=""·id="application_master"></a></p><p>Following·that,·the·application·controller·creates·an·<em>application·master</em>·for | 333 | running.</p><p><a·href=""·id="application_master"></a></p><p>Following·that,·the·application·controller·creates·an·<em>application·master</em>·for |
| 334 | the·application.</p><p>The·application·master·establishes·itself·as·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#group_leader/0">group | 334 | the·application.</p><p>The·application·master·establishes·itself·as·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#group_leader/0">group |
| 335 | leader</a>·of·all·processes·in·the·application | 335 | leader</a>·of·all·processes·in·the·application |
| 336 | and·will·forward·I/O·to·the·previous·group·leader.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·purpose·of·the·application·master·being·the·group·leader·is·to·easily | 336 | and·will·forward·I/O·to·the·previous·group·leader.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·purpose·of·the·application·master·being·the·group·leader·is·to·easily |
| 337 | keep·track·of·which·processes·that·belong·to·the·application.·That·is·needed | 337 | keep·track·of·which·processes·that·belong·to·the·application.·That·is·needed |
| Offset 347, 55 lines modified | Offset 347, 55 lines modified | ||
| 347 | defined·by·the·<code·class="inline">mod</code>·key.</p><h2·id="configuring-an-application"·class="section-heading"> | 347 | defined·by·the·<code·class="inline">mod</code>·key.</p><h2·id="configuring-an-application"·class="section-heading"> |
| 348 | ··<a·href="#configuring-an-application"·class="hover-link"> | 348 | ··<a·href="#configuring-an-application"·class="hover-link"> |
| 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 350 | ··</a> | 350 | ··</a> |
| 351 | ··<span·class="text">Configuring·an·Application</span> | 351 | ··<span·class="text">Configuring·an·Application</span> |
| 352 | </h2> | 352 | </h2> |
| 353 | <p>An·application·can·be·configured·using·<em>configuration·parameters</em>.·These·are·a | 353 | <p>An·application·can·be·configured·using·<em>configuration·parameters</em>.·These·are·a |
| 354 | list·of·<code·class="inline">{Par,Val}</code>·tuples·specified·by·a·key·<code·class="inline">env</code>·in·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3 | 354 | list·of·<code·class="inline">{Par,Val}</code>·tuples·specified·by·a·key·<code·class="inline">env</code>·in·the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3675497056-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 355 | ·</span><span·class="p"·data-group-id="3 | 355 | ·</span><span·class="p"·data-group-id="3675497056-2">[</span><span·class="p"·data-group-id="3675497056-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="3675497056-3">}</span><span·class="p">,</span><span·class="w"> |
| 356 | ··</span><span·class="p"·data-group-id="3 | 356 | ··</span><span·class="p"·data-group-id="3675497056-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="3675497056-4">}</span><span·class="p">,</span><span·class="w"> |
| 357 | ··</span><span·class="p"·data-group-id="3 | 357 | ··</span><span·class="p"·data-group-id="3675497056-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3675497056-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup</[·...·truncated·by·diffoscope;·len:·173,·SHA:·2eaac96833c98dd5b647bf104d7cd75debe520ea28434ee9ccdeff16381c89c4·...·]6-5">}</span><span·class="p">,</span><span·class="w"> |
| 358 | ··</span><span·class="p"·data-group-id="3 | 358 | ··</span><span·class="p"·data-group-id="3675497056-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3675497056-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="3675497056-8">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·20,·SHA:·c1b26bb7fad6782626e8d05e74d3c0b57db94eee1bd7fc739289975c6e880e98·...·]6-7">}</span><span·class="p">,</span><span·class="w"> |
| 359 | ··</span><span·class="p"·data-group-id="3 | 359 | ··</span><span·class="p"·data-group-id="3675497056-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3675497056-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">st[·...·truncated·by·diffoscope;·len:·181,·SHA:·20d6ef7c193ee871d7a6cd6a73c63a02f32bef4312cd93b9fc147c44244e2439·...·]6-9">}</span><span·class="p">,</span><span·class="w"> |
| 360 | ··</span><span·class="p"·data-group-id="3 | 360 | ··</span><span·class="p"·data-group-id="3675497056-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3675497056-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="3675497056-13">[</sp[·...·truncated·by·diffoscope;·len:·151,·SHA:·2df4c62b2f0d73f2d45e5fa67d21a20ec837ae3e13ff7976ebd5246e0ffdb0ee·...·]6-11">}</span><span·class="p">,</span><span·class="w"> |
| 361 | ··</span><span·class="p"·data-group-id="3 | 361 | ··</span><span·class="p"·data-group-id="3675497056-14">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3675497056-15">[</span><span·class="p"·data-group-id="3675497056-16">{</span><span·class="ss">file</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·222,·SHA:·30ddf02c27cc39ed1e6814c35c132eab2fe577b031df276bbae61e48807a6830·...·]6-14">}</span><span·class="w"> |
| 362 | ·</span><span·class="p"·data-group-id="3 | 362 | ·</span><span·class="p"·data-group-id="3675497056-2">]</span><span·class="p"·data-group-id="3675497056-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">Par</code>·is·to·be·an·atom.·<code·class="inline">Val</code>·is·any·term.·The·application·can·retrieve·the |
| 363 | value·of·a·configuration·parameter·by·calling·<code·class="inline">application:get_env(App,·Par)</code>·or | 363 | value·of·a·configuration·parameter·by·calling·<code·class="inline">application:get_env(App,·Par)</code>·or |
| 364 | a·number·of·similar·functions.·For·more·information,·see·module·<a·href="../../lib/kernel-10.2.3/doc/html/application.html"><code·class="inline">application</code></a> | 364 | a·number·of·similar·functions.·For·more·information,·see·module·<a·href="../../lib/kernel-10.2.3/doc/html/application.html"><code·class="inline">application</code></a> |
| 365 | in·Kernel.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="w"> | 365 | in·Kernel.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="w"> |
| 366 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 366 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="1802226627-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="1802226627-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·415,·SHA:·16bca70626bb70392f30c7cffcbb022bc1aa3aa035dfb688f4cb8a29b9dffdec·...·]-3">]</span><span·class="w"> |
| 367 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="p">.</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 367 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="p">.</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="1802226627-4">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="1802226627-4">)</span><span·class="gp·unselectable"> |
| 368 | 1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 368 | 1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="1802226627-5">(</span><span·class="ss">ch_app</span><span·class="p"·data-group-id="1802226627-5">)</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 369 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 370 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id=" | 370 | 2>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id="1802226627-6">(</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file</span><span·class="p"·data-group-id="1802226627-6">)</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="p"·data-group-id=" | 371 | </span><span·class="p"·data-group-id="1802226627-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="s">"/usr/local/log"</span><span·class="p"·data-group-id="1802226627-7">}</span></code></pre><p>The·values·in·the·<code·class="inline">.app</code>·file·can·be·overridden·by·values·in·a·<em>system |
| 372 | configuration·file</em>.·This·is·a·file·that·contains·configuration·parameters·for | 372 | configuration·file</em>.·This·is·a·file·that·contains·configuration·parameters·for |
| 373 | relevant·applications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 373 | relevant·applications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3888791122-1">[</span><span·class="p"·data-group-id="3888791122-2">{</span><span·class="n">Application1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3888791122-3">[</span><span·class="p"·data-group-id="3888791122-4">[·...·truncated·by·diffoscope;·len:·331,·SHA:·7b03a4f754fbc1d1812ba80600733b1155282cb44616142ed8a302b494b6ca62·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 374 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 374 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
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| 120 | ··<a·href="#changing-a-functional-module"·class="hover-link"> | 120 | ··<a·href="#changing-a-functional-module"·class="hover-link"> |
| 121 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 121 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 122 | ··</a> | 122 | ··</a> |
| 123 | ··<span·class="text">Changing·a·Functional·Module</span> | 123 | ··<span·class="text">Changing·a·Functional·Module</span> |
| 124 | </h2> | 124 | </h2> |
| 125 | <p>When·a·functional·module·has·been·changed,·for·example,·if·a·new·function·has | 125 | <p>When·a·functional·module·has·been·changed,·for·example,·if·a·new·function·has |
| 126 | been·added·or·a·bug·has·been·corrected,·simple·code·replacement·is·sufficient, | 126 | been·added·or·a·bug·has·been·corrected,·simple·code·replacement·is·sufficient, |
| 127 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 127 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4014417506-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 128 | ·</span><span·class="p"·data-group-id="6134958410-2">[</span><span·class="p"·data-group-id="6134958410-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6134958410-4">[</span><span·class="p"·data-group-id="6134958410-5">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m</span><span·class="p"·data-group-id="6134958410-5">}</span><span·class="p"·data-group-id="6134958410-4">]</span><span·class="p"·data-group-id="6134958410-3">}</span><span·class="p"·data-group-id="6134958410-2">]</span><span·class="p">,</span><span·class="w"> | ||
| 129 | ·</span><span·class="p"·data-group-id=" | 128 | ·</span><span·class="p"·data-group-id="4014417506-2">[</span><span·class="p"·data-group-id="4014417506-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4014417506-4">[</span><span·class="p"·data-group-id="4014417506-5"[·...·truncated·by·diffoscope;·len:·346,·SHA:·c7ee5e61e2d191bb7a80fc007580db7b5c829cbe8b4216d7c98203402cac06e3·...·]</span><span·class="w"> |
| 129 | ·</span><span·class="p"·data-group-id="4014417506-6">[</span><span·class="p"·data-group-id="4014417506-7">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4014417506-8">[</span><span·class="p"·data-group-id="4014417506-9">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m</span><span·class="p"·data-group-id="4014417506-9">}</span><span·class="p"·data-group-id="4014417506-8">]</span><span·class="p"·data-group-id="4014417506-7">}</span><span·class="p"·data-group-id="4014417506-6">]</span><span·class="w"> | ||
| 130 | </span><span·class="p"·data-group-id=" | 130 | </span><span·class="p"·data-group-id="4014417506-1">}</span><span·class="p">.</span></code></pre><h2·id="changing-a-residence-module"·class="section-heading"> |
| 131 | ··<a·href="#changing-a-residence-module"·class="hover-link"> | 131 | ··<a·href="#changing-a-residence-module"·class="hover-link"> |
| 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 133 | ··</a> | 133 | ··</a> |
| 134 | ··<span·class="text">Changing·a·Residence·Module</span> | 134 | ··<span·class="text">Changing·a·Residence·Module</span> |
| 135 | </h2> | 135 | </h2> |
| 136 | <p>In·a·system·implemented·according·to·the·OTP·design·principles,·all·processes, | 136 | <p>In·a·system·implemented·according·to·the·OTP·design·principles,·all·processes, |
| 137 | except·system·processes·and·special·processes,·reside·in·one·of·the·behaviours | 137 | except·system·processes·and·special·processes,·reside·in·one·of·the·behaviours |
| Offset 142, 46 lines modified | Offset 142, 46 lines modified | ||
| 142 | ··<a·href="#changing-a-callback-module"·class="hover-link"> | 142 | ··<a·href="#changing-a-callback-module"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Changing·a·Callback·Module</span> | 145 | ··<span·class="text">Changing·a·Callback·Module</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>A·callback·module·is·a·functional·module,·and·for·code·extensions·simple·code | 147 | <p>A·callback·module·is·a·functional·module,·and·for·code·extensions·simple·code |
| 148 | replacement·is·sufficient.</p><p><em>Example</em></p><p>When·adding·a·function·to·<code·class="inline">ch3</code>,·as·described·in·the·example·in | 148 | replacement·is·sufficient.</p><p><em>Example</em></p><p>When·adding·a·function·to·<code·class="inline">ch3</code>,·as·described·in·the·example·in |
| 149 | <a·href="release_handling.html#appup">Release·Handling</a>,·<code·class="inline">ch_app.appup</code>·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 149 | <a·href="release_handling.html#appup">Release·Handling</a>,·<code·class="inline">ch_app.appup</code>·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3686331297-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 150 | ·</span><span·class="p"·data-group-id=" | 150 | ·</span><span·class="p"·data-group-id="3686331297-2">[</span><span·class="p"·data-group-id="3686331297-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3686331297-4">[</span><span·class="p"·data-group-id="3686331297-5"[·...·truncated·by·diffoscope;·len:·318,·SHA:·1627b05cc2f1810a1ba5860927217632bbf952e77d1b36ce6474c715778c217b·...·]7-2">]</span><span·class="p">,</span><span·class="w"> |
| 151 | ·</span><span·class="p"·data-group-id=" | 151 | ·</span><span·class="p"·data-group-id="3686331297-6">[</span><span·class="p"·data-group-id="3686331297-7">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3686331297-8">[</span><span·class="p"·data-group-id="3686331297-9"[·...·truncated·by·diffoscope;·len:·318,·SHA:·00df037e17e42d363be3235eb690ba4d80fbcfacb122cbaf5d0e7dca6500971c·...·]7-6">]</span><span·class="w"> |
| 152 | </span><span·class="p"·data-group-id=" | 152 | </span><span·class="p"·data-group-id="3686331297-1">}</span><span·class="p">.</span></code></pre><p>OTP·also·supports·changing·the·internal·state·of·behaviour·processes;·see |
| 153 | <a·href="appup_cookbook.html#int_state">Changing·Internal·State</a>.</p><p><a·href=""·id="int_state"></a></p><h2·id="changing-internal-state"·class="section-heading"> | 153 | <a·href="appup_cookbook.html#int_state">Changing·Internal·State</a>.</p><p><a·href=""·id="int_state"></a></p><h2·id="changing-internal-state"·class="section-heading"> |
| 154 | ··<a·href="#changing-internal-state"·class="hover-link"> | 154 | ··<a·href="#changing-internal-state"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Changing·Internal·State</span> | 157 | ··<span·class="text">Changing·Internal·State</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·The·process·must | 159 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·The·process·must |
| 160 | explicitly·transform·its·state·using·the·callback·function·<code·class="inline">code_change/3</code>·before | 160 | explicitly·transform·its·state·using·the·callback·function·<code·class="inline">code_change/3</code>·before |
| 161 | switching·to·the·new·version·of·the·callback·module.·Thus,·synchronized·code | 161 | switching·to·the·new·version·of·the·callback·module.·Thus,·synchronized·code |
| 162 | replacement·is·used.</p><p><em>Example</em></p><p>Consider·the·<code·class="inline">ch3</code>·module·from | 162 | replacement·is·used.</p><p><em>Example</em></p><p>Consider·the·<code·class="inline">ch3</code>·module·from |
| 163 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>.·The·internal·state·is·a·term | 163 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>.·The·internal·state·is·a·term |
| 164 | <code·class="inline">Chs</code>·representing·the·available·channels.·Assume·you·want·to·add·a·counter·<code·class="inline">N</code>, | 164 | <code·class="inline">Chs</code>·representing·the·available·channels.·Assume·you·want·to·add·a·counter·<code·class="inline">N</code>, |
| 165 | which·keeps·track·of·the·number·of·<code·class="inline">alloc</code>·requests·so·far.·This·means·that·the | 165 | which·keeps·track·of·the·number·of·<code·class="inline">alloc</code>·requests·so·far.·This·means·that·the |
| 166 | format·must·be·changed·to·<code·class="inline">{Chs,N}</code>.</p><p>The·<code·class="inline">.appup</code>·file·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 166 | format·must·be·changed·to·<code·class="inline">{Chs,N}</code>.</p><p>The·<code·class="inline">.appup</code>·file·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5663480444-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 167 | ·</span><span·class="p"·data-group-id=" | 167 | ·</span><span·class="p"·data-group-id="5663480444-2">[</span><span·class="p"·data-group-id="5663480444-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5663480444-4">[</span><span·class="p"·data-group-id="5663480444-5"[·...·truncated·by·diffoscope;·len:·654,·SHA:·d0e774c774d58bce9b42639f184d6b35b1178fbe183b612b19fbf7a3be351660·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 168 | ·</span><span·class="p"·data-group-id=" | 168 | ·</span><span·class="p"·data-group-id="5663480444-8">[</span><span·class="p"·data-group-id="5663480444-9">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5663480444-10">[</span><span·class="p"·data-group-id="5663480444-1[·...·truncated·by·diffoscope;·len:·662,·SHA:·d4e7d57d7db00e02edd5c592d96bb895078951723d14a89b8734022a7b1d9b24·...·]-8">]</span><span·class="w"> |
| 169 | </span><span·class="p"·data-group-id=" | 169 | </span><span·class="p"·data-group-id="5663480444-1">}</span><span·class="p">.</span></code></pre><p>The·third·element·of·the·<code·class="inline">update</code>·instruction·is·a·tuple·<code·class="inline">{advanced,Extra}</code>, |
| 170 | which·says·that·the·affected·processes·are·to·do·a·state·transformation·before | 170 | which·says·that·the·affected·processes·are·to·do·a·state·transformation·before |
| 171 | loading·the·new·version·of·the·module.·This·is·done·by·the·processes·calling·the | 171 | loading·the·new·version·of·the·module.·This·is·done·by·the·processes·calling·the |
| 172 | callback·function·<code·class="inline">code_change/3</code>·(see·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>·in·STDLIB). | 172 | callback·function·<code·class="inline">code_change/3</code>·(see·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>·in·STDLIB). |
| 173 | The·term·<code·class="inline">Extra</code>,·in·this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·the·function:</p><p><a·href=""·id="code_change"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 173 | The·term·<code·class="inline">Extra</code>,·in·this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·the·function:</p><p><a·href=""·id="code_change"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6996063233-1">(</span><span·class="ss">ch3</span><span·class="p"·data-group-id="6996063233-1">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 174 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 175 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6996063233-2">(</span><span·class="p"·data-group-id="6996063233-3">[</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">3</span><span·class="p"·data-group-id="6996063233-3">]</span><span·class="p"·data-group-id="6996063233-2">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 176 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id="6996063233-4">(</span><span·class="p"·data-group-id="6996063233-5">{</span><span·class="ss">down</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Vsn</span><span·class="p"·data-group-id="6996063233-5">}</span><s[·...·truncated·by·diffoscope;·len:·391,·SHA:·4f7a0caac324e2849409f9434c10f6b6da7d419d8410fbdfd2e29558164b53a2·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ····</span><span·class="p"·data-group-id=" | 178 | ····</span><span·class="p"·data-group-id="6996063233-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="6996063233-7">}</span><span·class="p">;</span><span·class="w"> |
| 179 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id=" | 179 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id="6996063233-8">(</span><span·class="p">_</span><span·class="n">Vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Extra</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·0343a3995b121ab0689db913c55c9e04192df6686f2b633b2e3019a6e6d77dfe·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="6996063233-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6996063233-10">{</span><span·class="n">Chs</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·c[·...·truncated·by·diffoscope;·len:·88,·SHA:·57b612616365b12406da60aaf638623a819a8e1a8b67eac8dfdcc632c63ac6b1·...·]-9">}</span><span·class="p">.</span></code></pre><p>The·first·argument·is·<code·class="inline">{down,Vsn}</code>·if·there·is·a·downgrade,·or·<code·class="inline">Vsn</code>·if·there·is |
| 181 | a·upgrade.·The·term·<code·class="inline">Vsn</code>·is·fetched·from·the·'original'·version·of·the·module, | 181 | a·upgrade.·The·term·<code·class="inline">Vsn</code>·is·fetched·from·the·'original'·version·of·the·module, |
| 182 | that·is,·the·version·you·are·upgrading·from,·or·downgrading·to.</p><p>The·version·is·defined·by·the·module·attribute·<code·class="inline">vsn</code>,·if·any.·There·is·no·such | 182 | that·is,·the·version·you·are·upgrading·from,·or·downgrading·to.</p><p>The·version·is·defined·by·the·module·attribute·<code·class="inline">vsn</code>,·if·any.·There·is·no·such |
| 183 | attribute·in·<code·class="inline">ch3</code>,·so·in·this·case·the·version·is·the·checksum·(a·huge·integer) | 183 | attribute·in·<code·class="inline">ch3</code>,·so·in·this·case·the·version·is·the·checksum·(a·huge·integer) |
| 184 | of·the·beam·file,·an·uninteresting·value,·which·is·ignored.</p><p>The·other·callback·functions·of·<code·class="inline">ch3</code>·must·also·be·modified·and·perhaps·a·new | 184 | of·the·beam·file,·an·uninteresting·value,·which·is·ignored.</p><p>The·other·callback·functions·of·<code·class="inline">ch3</code>·must·also·be·modified·and·perhaps·a·new |
| 185 | interface·function·must·be·added,·but·this·is·not·shown·here.</p><h2·id="module-dependencies"·class="section-heading"> | 185 | interface·function·must·be·added,·but·this·is·not·shown·here.</p><h2·id="module-dependencies"·class="section-heading"> |
| 186 | ··<a·href="#module-dependencies"·class="hover-link"> | 186 | ··<a·href="#module-dependencies"·class="hover-link"> |
| 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 190, 67 lines modified | Offset 190, 67 lines modified | ||
| 190 | </h2> | 190 | </h2> |
| 191 | <p>Assume·that·a·module·is·extended·by·adding·an·interface·function,·as·in·the | 191 | <p>Assume·that·a·module·is·extended·by·adding·an·interface·function,·as·in·the |
| 192 | example·in·<a·href="release_handling.html#appup">Release·Handling</a>,·where·a·function | 192 | example·in·<a·href="release_handling.html#appup">Release·Handling</a>,·where·a·function |
| 193 | <code·class="inline">available/0</code>·is·added·to·<code·class="inline">ch3</code>.</p><p>If·a·call·is·added·to·this·function,·say·in·module·<code·class="inline">m1</code>,·a·runtime·error·could | 193 | <code·class="inline">available/0</code>·is·added·to·<code·class="inline">ch3</code>.</p><p>If·a·call·is·added·to·this·function,·say·in·module·<code·class="inline">m1</code>,·a·runtime·error·could |
| 194 | can·occur·during·release·upgrade·if·the·new·version·of·<code·class="inline">m1</code>·is·loaded·first·and | 194 | can·occur·during·release·upgrade·if·the·new·version·of·<code·class="inline">m1</code>·is·loaded·first·and |
| 195 | calls·<code·class="inline">ch3:available/0</code>·before·the·new·version·of·<code·class="inline">ch3</code>·is·loaded.</p><p>Thus,·<code·class="inline">ch3</code>·must·be·loaded·before·<code·class="inline">m1</code>,·in·the·upgrade·case,·and·conversely·in | 195 | calls·<code·class="inline">ch3:available/0</code>·before·the·new·version·of·<code·class="inline">ch3</code>·is·loaded.</p><p>Thus,·<code·class="inline">ch3</code>·must·be·loaded·before·<code·class="inline">m1</code>,·in·the·upgrade·case,·and·conversely·in |
| 196 | the·downgrade·case.·<code·class="inline">m1</code>·is·said·to·be·<em>dependent·on</em>·<code·class="inline">ch3</code>.·In·a·release | 196 | the·downgrade·case.·<code·class="inline">m1</code>·is·said·to·be·<em>dependent·on</em>·<code·class="inline">ch3</code>.·In·a·release |
| 197 | handling·instruction,·this·is·expressed·by·the·<code·class="inline">DepMods</code>·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 197 | handling·instruction,·this·is·expressed·by·the·<code·class="inline">DepMods</code>·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1954711207-1">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="1954711207-1">}</span><span·class="w"> |
| 198 | </span><span·class="p"·data-group-id=" | 198 | </span><span·class="p"·data-group-id="1954711207-2">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1954711207-3">{</span><span·class="ss">advanced<[·...·truncated·by·diffoscope;·len:·254,·SHA:·fde3992879ef2a6e24031ea043cf17df064846a84a2de3175f83e70d84b0200c·...·]-2">}</span></code></pre><p><code·class="inline">DepMods</code>·is·a·list·of·modules,·on·which·<code·class="inline">Module</code>·is·dependent.</p><p><em>Example</em></p><p>The·module·<code·class="inline">m1</code>·in·application·<code·class="inline">myapp</code>·is·dependent·on·<code·class="inline">ch3</code>·when |
| 199 | upgrading·from·"1"·to·"2",·or·downgrading·from·"2"·to·"1":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">myapp</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> | 199 | upgrading·from·"1"·to·"2",·or·downgrading·from·"2"·to·"1":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">myapp</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> |
| 200 | </span><span·class="p"·data-group-id=" | 200 | </span><span·class="p"·data-group-id="9559204106-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 201 | ·</span><span·class="p"·data-group-id=" | 201 | ·</span><span·class="p"·data-group-id="9559204106-2">[</span><span·class="p"·data-group-id="9559204106-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9559204106-4">[</span><span·class="p"·data-group-id="9559204106-5"[·...·truncated·by·diffoscope;·len:·499,·SHA:·add40b33559d24599a60a4a0cc2ec41e0883bfd73cdf1d62e068595d7c81db9e·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 202 | ·</span><span·class="p"·data-group-id=" | 202 | ·</span><span·class="p"·data-group-id="9559204106-7">[</span><span·class="p"·data-group-id="9559204106-8">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9559204106-9">[</span><span·class="p"·data-group-id="9559204106-10[·...·truncated·by·diffoscope;·len:·503,·SHA:·a8b867a07b58a53eda95fcd25b9d6212d33110b6fab470143f6a84904f22ac79·...·]-7">]</span><span·class="w"> |
| 203 | </span><span·class="p"·data-group-id=" | 203 | </span><span·class="p"·data-group-id="9559204106-1">}</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="ss">ch_app</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> | 204 | </span><span·class="ss">ch_app</span><span·class="p">.</span><span·class="nc">appup</span><span·class="p">:</span><span·class="w"> |
| 205 | </span><span·class="p"·data-group-id=" | 205 | </span><span·class="p"·data-group-id="9559204106-12">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 206 | ·</span><span·class="p"·data-group-id=" | 206 | ·</span><span·class="p"·data-group-id="9559204106-13">[</span><span·class="p"·data-group-id="9559204106-14">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9559204106-15">[</span><span·class="p"·data-group-id="9559204106[·...·truncated·by·diffoscope;·len:·326,·SHA:·f5feec40a9ded03fba601720b1a46fa965efeb2699778742189fde6a53b72a83·...·]-13">]</span><span·class="p">,</span><span·class="w"> |
| 207 | ·</span><span·class="p"·data-group-id=" | 207 | ·</span><span·class="p"·data-group-id="9559204106-17">[</span><span·class="p"·data-group-id="9559204106-18">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9559204106-19">[</span><span·class="p"·data-group-id="9559204106[·...·truncated·by·diffoscope;·len:·326,·SHA:·9db15cda23782ca27384187cec17f53fe56f035ad29b2b2819f00096d929d853·...·]-17">]</span><span·class="w"> |
| 208 | </span><span·class="p"·data-group-id=" | 208 | </span><span·class="p"·data-group-id="9559204106-12">}</span><span·class="p">.</span></code></pre><p>If·instead·<code·class="inline">m1</code>·and·<code·class="inline">ch3</code>·belong·to·the·same·application,·the·<code·class="inline">.appup</code>·file·can |
| 209 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 209 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3944817958-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 210 | ·</span><span·class="p"·data-group-id=" | 210 | ·</span><span·class="p"·data-group-id="3944817958-2">[</span><span·class="p"·data-group-id="3944817958-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w"> |
| 211 | ···</span><span·class="p"·data-group-id=" | 211 | ···</span><span·class="p"·data-group-id="3944817958-4">[</span><span·class="p"·data-group-id="3944817958-5">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="3944817958-5">}</span><span·class="p">,</span><span·class="w"> |
| 212 | ····</span><span·class="p"·data-group-id=" | 212 | ····</span><span·class="p"·data-group-id="3944817958-6">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3944817958-7">[</span><span·class="ss">ch3</sp[·...·truncated·by·diffoscope;·len:·256,·SHA:·ede3c144c48af0feb87b52692e23a6d3b091ef2f5c30a83d963110897c11652e·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 213 | ·</span><span·class="p"·data-group-id=" | 213 | ·</span><span·class="p"·data-group-id="3944817958-8">[</span><span·class="p"·data-group-id="3944817958-9">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w"> |
| 214 | ···</span><span·class="p"·data-group-id=" | 214 | ···</span><span·class="p"·data-group-id="3944817958-10">[</span><span·class="p"·data-group-id="3944817958-11">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="3944817958-11">}</span><span·class="p">,</span><span·class="w"> |
| 215 | ····</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="p"·data-group-id="3944817958-12">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">m1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3944817958-13">[</span><span·class="ss">ch3</[·...·truncated·by·diffoscope;·len:·261,·SHA:·abfb5f8721a92b23ce1a3107f0b9253c06722397930ab58f66a8223f9abf9640·...·]-8">]</span><span·class="w"> |
| 216 | </span><span·class="p"·data-group-id=" | 216 | </span><span·class="p"·data-group-id="3944817958-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">m1</code>·is·dependent·on·<code·class="inline">ch3</code>·also·when·downgrading.·<code·class="inline">systools</code>·knows·the |
| 217 | difference·between·up-·and·downgrading·and·generates·a·correct·<code·class="inline">relup</code>,·where | 217 | difference·between·up-·and·downgrading·and·generates·a·correct·<code·class="inline">relup</code>,·where |
| 218 | <code·class="inline">ch3</code>·is·loaded·before·<code·class="inline">m1</code>·when·upgrading,·but·<code·class="inline">m1</code>·is·loaded·before·<code·class="inline">ch3</code>·when | 218 | <code·class="inline">ch3</code>·is·loaded·before·<code·class="inline">m1</code>·when·upgrading,·but·<code·class="inline">m1</code>·is·loaded·before·<code·class="inline">ch3</code>·when |
| 219 | downgrading.</p><p><a·href=""·id="spec"></a></p><h2·id="changing-code-for-a-special-process"·class="section-heading"> | 219 | downgrading.</p><p><a·href=""·id="spec"></a></p><h2·id="changing-code-for-a-special-process"·class="section-heading"> |
| 220 | ··<a·href="#changing-code-for-a-special-process"·class="hover-link"> | 220 | ··<a·href="#changing-code-for-a-special-process"·class="hover-link"> |
| 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 222 | ··</a> | 222 | ··</a> |
| 223 | ··<span·class="text">Changing·Code·for·a·Special·Process</span> | 223 | ··<span·class="text">Changing·Code·for·a·Special·Process</span> |
| 224 | </h2> | 224 | </h2> |
| 225 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·When·a·new·version·of·a | 225 | <p>In·this·case,·simple·code·replacement·is·not·sufficient.·When·a·new·version·of·a |
| 226 | residence·module·for·a·special·process·is·loaded,·the·process·must·make·a·fully | 226 | residence·module·for·a·special·process·is·loaded,·the·process·must·make·a·fully |
| 227 | qualified·call·to·its·loop·function·to·switch·to·the·new·code.·Thus, | 227 | qualified·call·to·its·loop·function·to·switch·to·the·new·code.·Thus, |
| 228 | synchronized·code·replacement·must·be·used.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·name(s)·of·the·user-defined·residence·module(s)·must·be·listed·in·the | 228 | synchronized·code·replacement·must·be·used.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·name(s)·of·the·user-defined·residence·module(s)·must·be·listed·in·the |
| 229 | <code·class="inline">Modules</code>·part·of·the·child·specification·for·the·special·process.·Otherwise | 229 | <code·class="inline">Modules</code>·part·of·the·child·specification·for·the·special·process.·Otherwise |
| 230 | the·release·handler·cannot·find·the·process.</p></section><p><em>Example</em></p><p>Consider·the·example·<code·class="inline">ch4</code>·in·<a·href="spec_proc.html#ex">sys·and·proc_lib</a>. | 230 | the·release·handler·cannot·find·the·process.</p></section><p><em>Example</em></p><p>Consider·the·example·<code·class="inline">ch4</code>·in·<a·href="spec_proc.html#ex">sys·and·proc_lib</a>. |
| 231 | When·started·by·a·supervisor,·the·child·specification·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 231 | When·started·by·a·supervisor,·the·child·specification·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5626443092-1">{</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5626443092-2">{</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</sp[·...·truncated·by·diffoscope;·len:·197,·SHA:·8cd61a7a138317fe5a79ca99f30aebaa7e1ca26d0290caf7a5d46c8f3fb49b83·...·]2-2">}</span><span·class="p">,</span><span·class="w"> |
| 232 | ·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=" | 232 | ·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5626443092-4">[</span><span·class="ss">ch4</span><span·class="p"·data-group-id="5626443092-4">]</span><span·class="p"·data-group-id="5626443092-1">}</span></code></pre><p>If·<code·class="inline">ch4</code>·is·part·of·the·application·<code·class="inline">sp_app</code>·and·a·new·version·of·the·module·is |
| 233 | to·be·loaded·when·upgrading·from·version·"1"·to·"2"·of·this·application, | 233 | to·be·loaded·when·upgrading·from·version·"1"·to·"2"·of·this·application, |
| 234 | <code·class="inline">sp_app.appup</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 234 | <code·class="inline">sp_app.appup</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6010999859-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 235 | ·</span><span·class="p"·data-group-id="3597921301-2">[</span><span·class="p"·data-group-id="3597921301-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3597921301-4">[</span><span·class="p"·data-group-id="3597921301-5">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3597921301-6">{</span><span·class="ss">advanced</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3597921301-7">[</span><span·class="p"·data-group-id="3597921301-7">]</span><span·class="p"·data-group-id="3597921301-6">}</span><span·class="p"·data-group-id="3597921301-5">}</span><span·class="p"·data-group-id="3597921301-4">]</span><span·class="p"·data-group-id="3597921301-3">}</span><span·class="p"·data-group-id="3597921301-2">]</span><span·class="p">,</span><span·class="w"> | ||
| 236 | ·</span><span·class="p"·data-group-id=" | 235 | ·</span><span·class="p"·data-group-id="6010999859-2">[</span><span·class="p"·data-group-id="6010999859-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6010999859-4">[</span><span·class="p"·data-group-id="6010999859-5"[·...·truncated·by·diffoscope;·len:·683,·SHA:·a47e088b5f65594227aa77fb986de14eb66140fd75395be70c789ee5f2882eb1·...·]</span><span·class="w"> |
| 236 | ·</span><span·class="p"·data-group-id="6010999859-8">[</span><span·class="p"·data-group-id="6010999859-9">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6010999859-10">[</span><span·class="p"·data-group-id="6010999859-11">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6010999859-12">{</span><span·class="ss">advanced</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6010999859-13">[</span><span·class="p"·data-group-id="6010999859-13">]</span><span·class="p"·data-group-id="6010999859-12">}</span><span·class="p"·data-group-id="6010999859-11">}</span><span·class="p"·data-group-id="6010999859-10">]</span><span·class="p"·data-group-id="6010999859-9">}</span><span·class="p"·data-group-id="6010999859-8">]</span><span·class="w"> | ||
| 237 | </span><span·class="p"·data-group-id=" | 237 | </span><span·class="p"·data-group-id="6010999859-1">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">update</code>·instruction·must·contain·the·tuple·<code·class="inline">{advanced,Extra}</code>.·The |
| 238 | instruction·makes·the·special·process·call·the·callback·function | 238 | instruction·makes·the·special·process·call·the·callback·function |
| 239 | <code·class="inline">system_code_change/4</code>,·a·function·the·user·must·implement.·The·term·<code·class="inline">Extra</code>,·in | 239 | <code·class="inline">system_code_change/4</code>,·a·function·the·user·must·implement.·The·term·<code·class="inline">Extra</code>,·in |
| 240 | this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·<code·class="inline">system_code_change/4</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 240 | this·case·<code·class="inline">[]</code>,·is·passed·as·is·to·<code·class="inline">system_code_change/4</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5779629941-1">(</span><span·class="ss">ch4</span><span·class="p"·data-group-id="5779629941-1">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 241 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 242 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5779629941-2">(</span><span·class="p"·data-group-id="5779629941-3">[</span><span·class="ss">system_code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="5779629941-3">]</span><span·class="p"·data-group-id="577962[·...·truncated·by·diffoscope;·len:·4,·SHA:·97f2f9fe286a15e921dcd596f1e5dbdbbaf83fb31e7e4d7708e114454153985e·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 243 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="nf">system_code_change</span><span·class="p"·data-group-id=" | 244 | </span><span·class="nf">system_code_change</span><span·class="p"·data-group-id="5779629941-4">(</span><span·class="n">Chs</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">OldVsn</span><span·[·...·truncated·by·diffoscope;·len:·135,·SHA:·5dc33aa4782b2a50001fda2b95d43752a80d356079e1ee799f2ce59cbec889c2·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 144 | fast·as·possible,·what·can·we·do?·One·way·could·be·to·generate·more | 144 | fast·as·possible,·what·can·we·do?·One·way·could·be·to·generate·more |
| 145 | than·two·bytes·at·the·time.</p><pre><code·class="text">%·erlperf·'rand:bytes(100).'·'crypto:strong_rand_bytes(100).' | 145 | than·two·bytes·at·the·time.</p><pre><code·class="text">%·erlperf·'rand:bytes(100).'·'crypto:strong_rand_bytes(100).' |
| 146 | Code···································||········QPS·······Time···Rel | 146 | Code···································||········QPS·······Time···Rel |
| 147 | rand:bytes(100).························1····2124·Ki·····470·ns··100% | 147 | rand:bytes(100).························1····2124·Ki·····470·ns··100% |
| 148 | crypto:strong_rand_bytes(100).··········1····1915·Ki·····522·ns···90%</code></pre><p><a·href="../../lib/stdlib-6.2.1/doc/html/rand.html#bytes/1"><code·class="inline">rand:bytes/1</code></a>·is·still·faster·when·we·generate·100·bytes·at·the·time, | 148 | crypto:strong_rand_bytes(100).··········1····1915·Ki·····522·ns···90%</code></pre><p><a·href="../../lib/stdlib-6.2.1/doc/html/rand.html#bytes/1"><code·class="inline">rand:bytes/1</code></a>·is·still·faster·when·we·generate·100·bytes·at·the·time, |
| 149 | but·the·relative·difference·is·smaller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlperf·'rand:bytes(1000).'·'crypto:strong_rand_bytes(1000).'</span><span·class="w"> | 149 | but·the·relative·difference·is·smaller.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlperf·'rand:bytes(1000).'·'crypto:strong_rand_bytes(1000).'</span><span·class="w"> |
| 150 | </span><span·class="n">Code</span><span·class="w">····································</span><span·class="p">||</span><span·class="w">········</span><span·class="n">QPS</span><span·class="w">·······</span><span·class="n">Time</span><span·class="w">···</span><span·class="n">Rel</span><span·class="w"> | 150 | </span><span·class="n">Code</span><span·class="w">····································</span><span·class="p">||</span><span·class="w">········</span><span·class="n">QPS</span><span·class="w">·······</span><span·class="n">Time</span><span·class="w">···</span><span·class="n">Rel</span><span·class="w"> |
| 151 | </span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">strong_rand_bytes</span><span·class="p"·data-group-id=" | 151 | </span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">strong_rand_bytes</span><span·class="p"·data-group-id="8372614291-1">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="8372614291-1">)</span><span·class="p">.</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">····</span><span·class="mi">1518</span><span·class="w">·</span><span·class="n">Ki</span><span·class="w">·····</span><span·class="mi">658</span><span·class="w">·</span><span·class="ss">ns</span><span·class="w">··</span><span·class="mi">100</span><span·class="c1">%</span><span·class="w"> |
| 152 | </span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">bytes</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">bytes</span><span·class="p"·data-group-id="8372614291-2">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="8372614291-2">)</span><span·class="p">.</span><span·class="w">························</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">284</span><span·class="w">·</span><span·class="n">Ki</span><span·class="w">····</span><span·class="mi">3521</span><span·class="w">·</span><span·class="ss">ns</span><span·class="w">···</span><span·class="mi">19</span><span·class="c1">%</span></code></pre><p>When·we·generate·1000·bytes·at·the·time,·<a·href="../../lib/crypto-5.5.3/doc/html/crypto.html#strong_rand_bytes/1"><code·class="inline">crypto:strong_rand_bytes/1</code></a>·is |
| 153 | now·the·fastest.</p><h2·id="benchmarking-using-erlang-otp-functionality"·class="section-heading"> | 153 | now·the·fastest.</p><h2·id="benchmarking-using-erlang-otp-functionality"·class="section-heading"> |
| 154 | ··<a·href="#benchmarking-using-erlang-otp-functionality"·class="hover-link"> | 154 | ··<a·href="#benchmarking-using-erlang-otp-functionality"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Benchmarking·using·Erlang/OTP·functionality</span> | 157 | ··<span·class="text">Benchmarking·using·Erlang/OTP·functionality</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>Benchmarks·can·measure·wall-clock·time·or·CPU·time.</p><ul><li><p><a·href="../../lib/stdlib-6.2.1/doc/html/timer.html#tc/3"><code·class="inline">timer:tc/3</code></a>·measures·wall-clock·time.·The·advantage·with·wall-clock·time·is | 159 | <p>Benchmarks·can·measure·wall-clock·time·or·CPU·time.</p><ul><li><p><a·href="../../lib/stdlib-6.2.1/doc/html/timer.html#tc/3"><code·class="inline">timer:tc/3</code></a>·measures·wall-clock·time.·The·advantage·with·wall-clock·time·is |
| Offset 219, 15 lines modified | Offset 219, 15 lines modified | ||
| 219 | ······<p·class="built-using"> | 219 | ······<p·class="built-using"> |
| 220 | ········Built·using | 220 | ········Built·using |
| 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 223 | ······</p> | 223 | ······</p> |
| 224 | <p>Copyright·©·1996-202 | 224 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 225 | ····</footer> | 225 | ····</footer> |
| 226 | ··</div> | 226 | ··</div> |
| 227 | </main> | 227 | </main> |
| 228 | </div> | 228 | </div> |
| 229 | <script> | 229 | <script> |
| 230 | ··function·mermaidLoaded()·{ | 230 | ··function·mermaidLoaded()·{ |
| 231 | ····mermaid.initialize({ | 231 | ····mermaid.initialize({ |
| Offset 114, 43 lines modified | Offset 114, 43 lines modified | ||
| 114 | ····<span>Constructing·and·Matching·Binaries</span> | 114 | ····<span>Constructing·and·Matching·Binaries</span> |
| 115 | ··</h1> | 115 | ··</h1> |
| 116 | <p>This·section·gives·a·few·examples·on·how·to·handle·binaries·in·an·efficient·way. | 116 | <p>This·section·gives·a·few·examples·on·how·to·handle·binaries·in·an·efficient·way. |
| 117 | The·sections·that·follow·take·an·in-depth·look·at·how·binaries·are·implemented | 117 | The·sections·that·follow·take·an·in-depth·look·at·how·binaries·are·implemented |
| 118 | and·how·to·best·take·advantages·of·the·optimizations·done·by·the·compiler·and | 118 | and·how·to·best·take·advantages·of·the·optimizations·done·by·the·compiler·and |
| 119 | runtime·system.</p><p>Binaries·can·be·efficiently·<em>built</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 119 | runtime·system.</p><p>Binaries·can·be·efficiently·<em>built</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="8131399007-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="8131399007-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 120 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 120 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="8131399007-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8131399007-3"><<</span><span·class="p"·data-group-id="8131399007-3">>></span><span·class="p"·data-group-id="81313990[·...·truncated·by·diffoscope;·len:·2,·SHA:·19b100ab7725c612f3d80ff203ca53cea5cadaafae3bf0f88f0fb4089fe08815·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 121 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 121 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="8131399007-4">(</span><span·class="p"·data-group-id="8131399007-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8131399007-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·75dc6b2440677415fad50b34336d66383262c78185cfefbe6bd47aef3abe92c4·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 122 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 122 | ····</span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="8131399007-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8131399007-7"><<</span><span·class="n">Acc</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·127,·SHA:·9f9f520711b99c8d689a781802486e6e7a9b2ad1e299a28e980e03f4a9c503b1·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 123 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id=" | 123 | </span><span·class="nf">my_list_to_binary</span><span·class="p"·data-group-id="8131399007-8">(</span><span·class="p"·data-group-id="8131399007-9">[</span><span·class="p"·data-group-id="8131399007-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="8131399007-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 124 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Appending·data·to·a·binary·as·in·the·example·is·efficient·because·it·is | 124 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Appending·data·to·a·binary·as·in·the·example·is·efficient·because·it·is |
| 125 | specially·optimized·by·the·runtime·system·to·avoid·copying·the·<code·class="inline">Acc</code>·binary | 125 | specially·optimized·by·the·runtime·system·to·avoid·copying·the·<code·class="inline">Acc</code>·binary |
| 126 | every·time.</p><p>Prepending·data·to·a·binary·in·a·loop·is·not·efficient:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 126 | every·time.</p><p>Prepending·data·to·a·binary·in·a·loop·is·not·efficient:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="9199904043-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="9199904043-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 127 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 127 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="9199904043-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9199904043-3"><<</span><span·class="p"·data-group-id="9199904043-3">>></span><span·class="p"·data-group-id="9199904043-2">)</span><span·class="p">.</span><span·class="w"> |
| 128 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 128 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="9199904043-4">(</span><span·class="p"·data-group-id="9199904043-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="9199904043-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·56,·SHA:·2bc2cd7a87574ec15e084242b2375227e5bf6031b8384eaca595105c45d1d3e2·...·]043-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 129 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 129 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="9199904043-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9199904043-7"><<</span><span·class="n">H</span><span·class="p">,</span><span·class="n">Acc</span><span·class="o">/</span><spa[·...·truncated·by·diffoscope;·len:·124,·SHA:·6332b6be89be1d45f8ca6bc0fd6ba215d78e51630c1b8091e7f72bbd73485a04·...·]043-6">)</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="9199904043-8">(</span><span·class="p"·data-group-id="9199904043-9">[</span><span·class="p"·data-group-id="9199904043-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="9199904043-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>This·is·not·efficient·for·long·lists·because·the·<code·class="inline">Acc</code>·binary·is·copied·every | 131 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>This·is·not·efficient·for·long·lists·because·the·<code·class="inline">Acc</code>·binary·is·copied·every |
| 132 | time.·One·way·to·make·the·function·more·efficient·is·like·this:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 132 | time.·One·way·to·make·the·function·more·efficient·is·like·this:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="3255256397-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="3255256397-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 133 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="3255256397-2">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="3255256397-3">(</span><span·class="n">List</span><span·class="p"·data-group-id="3255256397-3">)</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·192,·SHA:·d97e2c6b9c8927729373c6d6ace3ac744b85858e21429fbcd09cbaed1a60ddec·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="3255256397-5">(</span><span·class="p"·data-group-id="3255256397-6">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="3255256397-6">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·be2bc3a6b046b67e0b1d18f54aaf267efa96690c85d39d605aae9bbd0adc9275·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 135 | ····</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="3255256397-7">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3255256397-8"><<</span><span·class="n">Acc</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·127,·SHA:·bafe1f31b99768ab76a1f54b6b144e25a2cbf6a79db519c4c9f32caa5628d3b6·...·]-7">)</span><span·class="p">;</span><span·class="w"> |
| 136 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="1060770016-9">(</span><span·class="p"·data-group-id="1060770016-10">[</span><span·class="p"·data-group-id="1060770016-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="1060770016-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 137 | 136 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="3255256397-9">(</span><span·class="p"·data-group-id="3255256397-10">[</span><span·class="p"·data-group-id="3255256397-10">]</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·71,·SHA:·0a7592f66fc56b28c7a9de4f92e66002f09a6c02cbadcd02871cec6cdcfab92e·...·]">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | |
| 137 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Another·way·to·avoid·copying·the·binary·each·time·is·like·this:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="2968365896-1">(</span><span·class="p"·data-group-id="2968365896-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="2968365896-2">]</span><span·class="p"·data-group-id="2968365896-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 138 | ····</span><span·class="n">RevTail</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 138 | ····</span><span·class="n">RevTail</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="2968365896-3">(</span><span·class="n">T</span><span·class="p"·data-group-id="2968365896-3">)</span><span·class="p">,</span><span·class="w"> |
| 139 | ····</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="p"·data-group-id="2968365896-4"><<</span><span·class="n">RevTail</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">H</span><span·class="p"·data-group-id="2968365896-4">>></span><span·class="p">;</span><span·class="w"> |
| 140 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">rev_list_to_binary</span><span·class="p"·data-group-id="2968365896-5">(</span><span·class="p"·data-group-id="2968365896-6">[</span><span·class="p"·data-group-id="2968365896-6">]</span><span·class="p"·data-group-id="2968365896-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="p"·data-group-id="2968365896-7"><<</span><span·class="p"·data-group-id="2968365896-7">>></span><span·class="p">.</span></code></pre><p>Note·that·in·each·of·the·<strong>DO</strong>·examples,·the·binary·to·be·appended·to·is·always |
| 142 | given·as·the·first·segment.</p><p>Binaries·can·be·efficiently·<em>matched</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id=" | 142 | given·as·the·first·segment.</p><p>Binaries·can·be·efficiently·<em>matched</em>·in·the·following·way:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id="4205139344-1">(</span><span·class="p"·data-group-id="4205139344-2"><<</span><span·class="n">H</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="4205139344-2">>[·...·truncated·by·diffoscope;·len:·51,·SHA:·ebaaee346209fc3b2c32836a23aec358c0c00dd98bf571f4e5a6824e0570dfe3·...·]44-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 143 | ····</span><span·class="p"·data-group-id="1152306944-3">[</span><span·class="n">H</span><span·class="p">|</span><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id="1152306944-4">(</span><span·class="n">T</span><span·class="p"·data-group-id="1152306944-4">)</span><span·class="p"·data-group-id="1152306944-3">]</span><span·class="p">;</span><span·class="w"> | ||
| 144 | </span><span·class=" | 143 | ····</span><span·class="p"·data-group-id="4205139344-3">[</span><span·class="n">H</span><span·class="p">|</span><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id="4205139344-4">(</span><span·class="n">T</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·118,·SHA:·96b4b2c0ffe3fb9d8decf574a02e821b602aa1e405d7ddb2400e58db22f62bbe·...·]"> |
| 144 | </span><span·class="nf">my_binary_to_list</span><span·class="p"·data-group-id="4205139344-5">(</span><span·class="p"·data-group-id="4205139344-6"><<</span><span·class="p"·data-group-id="4205139344-6">>></span><span·class="p"·data-group-id="4205139344-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4205139344-7">[</span><span·class="p"·data-group-id="4205139344-7">]</span><span·class="p">.</span></code></pre><h2·id="how-binaries-are-implemented"·class="section-heading"> | ||
| 145 | ··<a·href="#how-binaries-are-implemented"·class="hover-link"> | 145 | ··<a·href="#how-binaries-are-implemented"·class="hover-link"> |
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">How·Binaries·are·Implemented</span> | 148 | ··<span·class="text">How·Binaries·are·Implemented</span> |
| 149 | </h2> | 149 | </h2> |
| 150 | <p>Internally,·binaries·and·bitstrings·are·implemented·in·the·same·way.·In·this | 150 | <p>Internally,·binaries·and·bitstrings·are·implemented·in·the·same·way.·In·this |
| 151 | section,·they·are·called·<em>binaries</em>·because·that·is·what·they·are·called·in·the | 151 | section,·they·are·called·<em>binaries</em>·because·that·is·what·they·are·called·in·the |
| Offset 205, 29 lines modified | Offset 205, 29 lines modified | ||
| 205 | called·referential·transparency)·of·Erlang·would·break.</p><h2·id="constructing-binaries"·class="section-heading"> | 205 | called·referential·transparency)·of·Erlang·would·break.</p><h2·id="constructing-binaries"·class="section-heading"> |
| 206 | ··<a·href="#constructing-binaries"·class="hover-link"> | 206 | ··<a·href="#constructing-binaries"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Constructing·Binaries</span> | 209 | ··<span·class="text">Constructing·Binaries</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <p>Appending·to·a·binary·or·bitstring·in·the·following·way·is·specially·optimized | 211 | <p>Appending·to·a·binary·or·bitstring·in·the·following·way·is·specially·optimized |
| 212 | to·avoid·copying·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 212 | to·avoid·copying·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0482322805-1"><<</span><span·class="n">Binary</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·17,·SHA:·3ede85dcddb8f8f8b43f0e963aaa37c6e1cd1fa500058a28bbd7dbacbff6985d·...·]-1">>></span><span·class="w"> |
| 213 | </span><span·class="c1">%%·-·OR·-</span><span·class="w"> | 213 | </span><span·class="c1">%%·-·OR·-</span><span·class="w"> |
| 214 | </span><span·class="p"·data-group-id=" | 214 | </span><span·class="p"·data-group-id="0482322805-2"><<</span><span·class="n">Binary</span><span·class="o">/</span><span·class="ss">bitstring</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·6ab42c9ba420954839f8bf5d5abea28126d980957c85a2014bc74a798d6e1471·...·]-2">>></span></code></pre><p>This·optimization·is·applied·by·the·runtime·system·in·a·way·that·makes·it |
| 215 | effective·in·most·circumstances·(for·exceptions,·see | 215 | effective·in·most·circumstances·(for·exceptions,·see |
| 216 | <a·href="binaryhandling.html#forced_copying">Circumstances·That·Force·Copying</a>).·The | 216 | <a·href="binaryhandling.html#forced_copying">Circumstances·That·Force·Copying</a>).·The |
| 217 | optimization·in·its·basic·form·does·not·need·any·help·from·the·compiler. | 217 | optimization·in·its·basic·form·does·not·need·any·help·from·the·compiler. |
| 218 | However,·the·compiler·add·hints·to·the·runtime·system·when·it·is·safe·to·apply | 218 | However,·the·compiler·add·hints·to·the·runtime·system·when·it·is·safe·to·apply |
| 219 | the·optimization·in·a·more·efficient·way.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>The·compiler·support·for·making·the·optimization·more·efficient·was·added·in | 219 | the·optimization·in·a·more·efficient·way.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>The·compiler·support·for·making·the·optimization·more·efficient·was·added·in |
| 220 | Erlang/OTP·26.</p></section><p>To·explain·how·the·basic·optimization·works,·let·us·examine·the·following·code | 220 | Erlang/OTP·26.</p></section><p>To·explain·how·the·basic·optimization·works,·let·us·examine·the·following·code |
| 221 | line·by·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 221 | line·by·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0052752992-1"><<</span><span·class="mi">0</span><span·class="p"·data-group-id="0052752992-1">>></span><span·class="p">,</span><span·class="w">····················</span><span·class="c1">%%·1</span><span·class="w"> |
| 222 | </span><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 222 | </span><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0052752992-2"><<</span><span·class="n">Bin0</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·14112bd2570ae5ba61abc301a7200f9e81a48ba9d468a3791007be406c11aedc·...·]-2">>></span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%%·2</span><span·class="w"> |
| 223 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 223 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0052752992-3"><<</span><span·class="n">Bin1</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">6</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·14112bd2570ae5ba61abc301a7200f9e81a48ba9d468a3791007be406c11aedc·...·]-3">>></span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%%·3</span><span·class="w"> |
| 224 | </span><span·class="n">Bin3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 224 | </span><span·class="n">Bin3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0052752992-4"><<</span><span·class="n">Bin2</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">9</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·14112bd2570ae5ba61abc301a7200f9e81a48ba9d468a3791007be406c11aedc·...·]-4">>></span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%%·4</span><span·class="w"> |
| 225 | </span><span·class="n">Bin4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | </span><span·class="n">Bin4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0052752992-5"><<</span><span·class="n">Bin1</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="0052752992-5">>></span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%%·5·!!!</span><span·class="w"> |
| 226 | </span><span·class="p"·data-group-id=" | 226 | </span><span·class="p"·data-group-id="0052752992-6">{</span><span·class="n">Bin4</span><span·class="p">,</span><span·class="n">Bin3</span><span·class="p"·data-group-id="0052752992-6">}</span><span·class="w">······················</span><span·class="c1">%%·6</span></code></pre><ul><li><p>Line·1·(marked·with·the·<code·class="inline">%%·1</code>·comment),·assigns·a |
| 227 | <a·href="binaryhandling.html#heap_binary">heap·binary</a>·to·the·<code·class="inline">Bin0</code>·variable.</p></li><li><p>Line·2·is·an·append·operation.·As·<code·class="inline">Bin0</code>·has·not·been·involved·in·an·append | 227 | <a·href="binaryhandling.html#heap_binary">heap·binary</a>·to·the·<code·class="inline">Bin0</code>·variable.</p></li><li><p>Line·2·is·an·append·operation.·As·<code·class="inline">Bin0</code>·has·not·been·involved·in·an·append |
| 228 | operation,·a·new·<a·href="binaryhandling.html#refc_binary">refc·binary</a>·is·created·and | 228 | operation,·a·new·<a·href="binaryhandling.html#refc_binary">refc·binary</a>·is·created·and |
| 229 | the·contents·of·<code·class="inline">Bin0</code>·is·copied·into·it.·The·<em>ProcBin</em>·part·of·the·refc | 229 | the·contents·of·<code·class="inline">Bin0</code>·is·copied·into·it.·The·<em>ProcBin</em>·part·of·the·refc |
| 230 | binary·has·its·size·set·to·the·size·of·the·data·stored·in·the·binary,·while | 230 | binary·has·its·size·set·to·the·size·of·the·data·stored·in·the·binary,·while |
| 231 | the·binary·object·has·extra·space·allocated.·The·size·of·the·binary·object·is | 231 | the·binary·object·has·extra·space·allocated.·The·size·of·the·binary·object·is |
| 232 | either·twice·the·size·of·<code·class="inline">Bin1</code>·or·256,·whichever·is·larger.·In·this·case·it | 232 | either·twice·the·size·of·<code·class="inline">Bin1</code>·or·256,·whichever·is·larger.·In·this·case·it |
| 233 | is·256.</p></li><li><p>Line·3·is·more·interesting.·<code·class="inline">Bin1</code>·<em>has</em>·been·used·in·an·append·operation,·and | 233 | is·256.</p></li><li><p>Line·3·is·more·interesting.·<code·class="inline">Bin1</code>·<em>has</em>·been·used·in·an·append·operation,·and |
| Offset 253, 23 lines modified | Offset 253, 23 lines modified | ||
| 253 | handle·an·append·operation·to·a·heap·binary·by·copying·it·to·a·refc·binary·(line | 253 | handle·an·append·operation·to·a·heap·binary·by·copying·it·to·a·refc·binary·(line |
| 254 | 2),·and·also·handle·an·append·operation·to·a·previous·version·of·the·binary·by | 254 | 2),·and·also·handle·an·append·operation·to·a·previous·version·of·the·binary·by |
| 255 | copying·it·(line·5).·The·support·for·doing·that·does·not·come·for·free.·For | 255 | copying·it·(line·5).·The·support·for·doing·that·does·not·come·for·free.·For |
| 256 | example,·to·make·it·possible·to·know·when·it·is·necessary·to·copy·the·binary, | 256 | example,·to·make·it·possible·to·know·when·it·is·necessary·to·copy·the·binary, |
| 257 | for·every·append·operation,·the·runtime·system·must·create·a·sub·binary.</p><p>When·the·compiler·can·determine·that·none·of·those·situations·need·to·be·handled | 257 | for·every·append·operation,·the·runtime·system·must·create·a·sub·binary.</p><p>When·the·compiler·can·determine·that·none·of·those·situations·need·to·be·handled |
| 258 | and·that·the·append·operation·cannot·possibly·fail,·the·compiler·generates·code | 258 | and·that·the·append·operation·cannot·possibly·fail,·the·compiler·generates·code |
| 259 | that·causes·the·runtime·system·to·apply·a·more·efficient·variant·of·the | 259 | that·causes·the·runtime·system·to·apply·a·more·efficient·variant·of·the |
| 260 | optimization.</p><p><strong>Example:</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6877470113-1">(</span><span·class="ss">repack</span><span·class="p"·data-group-id="6877470113-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 261 | </ | 260 | optimization.</p><p><strong>Example:</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4333664960-1">(</span><span·class="ss">repack</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·21,·SHA:·2d4fdf74afcb47657bc47603793b2f2350547f347bb2c0edded837c811dc9a76·...·]">)</span><span·class="p">.</span><span·class="w"> |
| 261 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4333664960-2">(</span><span·class="p"·data-group-id="4333664960-3">[</span><span·class="ss">repack</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="4333664960-3">]</span><span·class="p"·data-group-id="4333664960-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 262 | </span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 262 | </span><span·class="nf">repack</span><span·class="p"·data-group-id="4333664960-4">(</span><span·class="n">Bin</span><span·class="p"·data-group-id="4333664960-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="4333664960-5">(<[·...·truncated·by·diffoscope;·len:·73,·SHA:·59148069036e59b26fa271d61744b35ff2a80c529040db55d1310483430e02c7·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 263 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 263 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id="4333664960-6">(</span><span·class="n">Bin</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4333664960-7"><<</span><span·class="p"·data-group-id="4333664960-7">>></span><span·class="p"·data-group-id="433366496[·...·truncated·by·diffoscope;·len:·1,·SHA:·5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 264 | </span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 264 | </span><span·class="nf">repack</span><span·class="p"·data-group-id="4333664960-8">(</span><span·class="p"·data-group-id="4333664960-9"><<</span><span·class="n">C</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span[·...·truncated·by·diffoscope;·len:·179,·SHA:·157453ec4d2421faa90f98ea6c924c5ad843f571e0aafe6cf3ecd0ba544bd887·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 265 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 265 | ····</span><span·class="nf">repack</span><span·class="p"·data-group-id="4333664960-10">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4333664960-11"><<</span><span·class="n">Result</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·183,·SHA:·43905bb09b6bfd8277c284d487c33a87ef953b52cb6d3bda7c0ffd357c3fece4·...·]-10">)</span><span·class="p">;</span><span·class="w"> |
| 266 | </span><span·class="nf">repack</span><span·class="p"·data-group-id=" | 266 | </span><span·class="nf">repack</span><span·class="p"·data-group-id="4333664960-12">(</span><span·class="p"·data-group-id="4333664960-13"><<</span><span·class="p"·data-group-id="4333664960-13">>></span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="433[·...·truncated·by·diffoscope;·len:·7,·SHA:·8d1924f1c20dff501743ce1fdfc5a201e32a6f9868dc47be0ab8e6ef9286d6a2·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | ····</span><span·class="n">Result</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">repack/2</code>·function·only·keeps·a·single·version·of·the·binary,·so·there·is | 267 | ····</span><span·class="n">Result</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">repack/2</code>·function·only·keeps·a·single·version·of·the·binary,·so·there·is |
| 268 | never·any·need·to·copy·the·binary.·The·compiler·rewrites·the·creation·of·the | 268 | never·any·need·to·copy·the·binary.·The·compiler·rewrites·the·creation·of·the |
| 269 | empty·binary·in·<code·class="inline">repack/1</code>·to·instead·create·a·refc·binary·with·256·bytes | 269 | empty·binary·in·<code·class="inline">repack/1</code>·to·instead·create·a·refc·binary·with·256·bytes |
| 270 | already·reserved;·thus,·the·append·operation·in·<code·class="inline">repack/2</code>·never·needs·to·handle | 270 | already·reserved;·thus,·the·append·operation·in·<code·class="inline">repack/2</code>·never·needs·to·handle |
| 271 | a·binary·not·prepared·for·appending.</p><p><a·href=""·id="forced_copying"></a></p><h3·id="circumstances-that-force-copying"·class="section-heading"> | 271 | a·binary·not·prepared·for·appending.</p><p><a·href=""·id="forced_copying"></a></p><h3·id="circumstances-that-force-copying"·class="section-heading"> |
| 272 | ··<a·href="#circumstances-that-force-copying"·class="hover-link"> | 272 | ··<a·href="#circumstances-that-force-copying"·class="hover-link"> |
| 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 281, 72 lines modified | Offset 281, 72 lines modified | ||
| 281 | reason·is·that·the·binary·object·can·be·moved·(reallocated)·during·an·append | 281 | reason·is·that·the·binary·object·can·be·moved·(reallocated)·during·an·append |
| 282 | operation,·and·when·that·happens,·the·pointer·in·the·ProcBin·must·be·updated.·If | 282 | operation,·and·when·that·happens,·the·pointer·in·the·ProcBin·must·be·updated.·If |
| 283 | there·would·be·more·than·one·ProcBin·pointing·to·the·binary·object,·it·would·not | 283 | there·would·be·more·than·one·ProcBin·pointing·to·the·binary·object,·it·would·not |
| 284 | be·possible·to·find·and·update·all·of·them.</p><p>Therefore,·certain·operations·on·a·binary·mark·it·so·that·any·future·append | 284 | be·possible·to·find·and·update·all·of·them.</p><p>Therefore,·certain·operations·on·a·binary·mark·it·so·that·any·future·append |
| 285 | operation·will·be·forced·to·copy·the·binary.·In·most·cases,·the·binary·object | 285 | operation·will·be·forced·to·copy·the·binary.·In·most·cases,·the·binary·object |
| 286 | will·be·shrunk·at·the·same·time·to·reclaim·the·extra·space·allocated·for | 286 | will·be·shrunk·at·the·same·time·to·reclaim·the·extra·space·allocated·for |
| 287 | growing.</p><p>When·appending·to·a·binary·as·follows,·only·the·binary·returned·from·the·latest | 287 | growing.</p><p>When·appending·to·a·binary·as·follows,·only·the·binary·returned·from·the·latest |
| 288 | append·operation·will·support·further·cheap·append·operations:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 288 | append·operation·will·support·further·cheap·append·operations:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8874245281-1"><<</span><span·class="n">Bin0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8874245281-1">>></span></code></pre><p>In·the·code·fragment·in·the·beginning·of·this·section,·appending·to·<code·class="inline">Bin</code>·will |
| 289 | be·cheap,·while·appending·to·<code·class="inline">Bin0</code>·will·force·the·creation·of·a·new·binary·and | 289 | be·cheap,·while·appending·to·<code·class="inline">Bin0</code>·will·force·the·creation·of·a·new·binary·and |
| 290 | copying·of·the·contents·of·<code·class="inline">Bin0</code>.</p><p>If·a·binary·is·sent·as·a·message·to·a·process·or·port,·the·binary·will·be·shrunk | 290 | copying·of·the·contents·of·<code·class="inline">Bin0</code>.</p><p>If·a·binary·is·sent·as·a·message·to·a·process·or·port,·the·binary·will·be·shrunk |
| 291 | and·any·further·append·operation·will·copy·the·binary·data·into·a·new·binary. | 291 | and·any·further·append·operation·will·copy·the·binary·data·into·a·new·binary. |
| 292 | For·example,·in·the·following·code·fragment·<code·class="inline">Bin1</code>·will·be·copied·in·the·third | 292 | For·example,·in·the·following·code·fragment·<code·class="inline">Bin1</code>·will·be·copied·in·the·third |
| 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5125262189-1"><<</span><span·class="n">Bin0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5125262189-1">>></span><span·class="p">,</span><span·class="w"> |
| 294 | </span><span·class="n">PortOrPid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="w"> | 294 | </span><span·class="n">PortOrPid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="w"> |
| 295 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 295 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5125262189-2"><<</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5125262189-2">>></span><span·class="w">··</span><span·class="c1">%%·Bin1·will·be·COPIED</span></code></pre><p>The·same·happens·if·you·insert·a·binary·into·an·Ets·table,·send·it·to·a·port |
| 296 | using·<a·href="../../erts-15.2.3/doc/html/erlang.html#port_command/2"><code·class="inline">erlang:port_command/2</code></a>,·or·pass·it·to | 296 | using·<a·href="../../erts-15.2.3/doc/html/erlang.html#port_command/2"><code·class="inline">erlang:port_command/2</code></a>,·or·pass·it·to |
| 297 | <a·href="../../erts-15.2.3/doc/html/erl_nif.html#enif_inspect_binary">enif_inspect_binary</a>·in·a·NIF.</p><p>Matching·a·binary·will·also·cause·it·to·shrink·and·the·next·append·operation | 297 | <a·href="../../erts-15.2.3/doc/html/erl_nif.html#enif_inspect_binary">enif_inspect_binary</a>·in·a·NIF.</p><p>Matching·a·binary·will·also·cause·it·to·shrink·and·the·next·append·operation |
| 298 | will·copy·the·binary·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 298 | will·copy·the·binary·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9362378705-1"><<</span><span·class="n">Bin0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="9362378705-1">>></span><span·class="p">,</span><span·class="w"> |
| 299 | </span><span·class="p"·data-group-id=" | 299 | </span><span·class="p"·data-group-id="9362378705-2"><<</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p">,</span><span·class="n">Z</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·7b6a9daa78c7644bfbd21bb500b85d49ab7ba0ec0404f2d7cc6854ed6f208c23·...·]-2">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="w"> |
| 300 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 300 | </span><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9362378705-3"><<</span><span·class="n">Bin1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="9362378705-3">>></span><span·class="w">··</span><span·class="c1">%%·Bin1·will·be·COPIED</span></code></pre><p>The·reason·is·that·a·<a·href="binaryhandling.html#match_context">match·context</a>·contains·a |
| 301 | direct·pointer·to·the·binary·data.</p><p>If·a·process·simply·keeps·binaries·(either·in·"loop·data"·or·in·the·process | 301 | direct·pointer·to·the·binary·data.</p><p>If·a·process·simply·keeps·binaries·(either·in·"loop·data"·or·in·the·process |
| 302 | dictionary),·the·garbage·collector·can·eventually·shrink·the·binaries.·If·only | 302 | dictionary),·the·garbage·collector·can·eventually·shrink·the·binaries.·If·only |
| 303 | one·such·binary·is·kept,·it·will·not·be·shrunk.·If·the·process·later·appends·to | 303 | one·such·binary·is·kept,·it·will·not·be·shrunk.·If·the·process·later·appends·to |
| 304 | a·binary·that·has·been·shrunk,·the·binary·object·will·be·reallocated·to·make | 304 | a·binary·that·has·been·shrunk,·the·binary·object·will·be·reallocated·to·make |
| 305 | place·for·the·data·to·be·appended.</p><h2·id="matching-binaries"·class="section-heading"> | 305 | place·for·the·data·to·be·appended.</p><h2·id="matching-binaries"·class="section-heading"> |
| 306 | ··<a·href="#matching-binaries"·class="hover-link"> | 306 | ··<a·href="#matching-binaries"·class="hover-link"> |
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| 119 | ··<a·href="#introduction"·class="hover-link"> | 119 | ··<a·href="#introduction"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Introduction</span> | 122 | ··<span·class="text">Introduction</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·complete·specification·for·the·bit·syntax·appears·in·the | 124 | <p>The·complete·specification·for·the·bit·syntax·appears·in·the |
| 125 | <a·href="../../doc/system/expressions.html#bit-syntax-expressions">Reference·Manual</a>.</p><p>In·Erlang,·a·Bin·is·used·for·constructing·binaries·and·matching·binary·patterns. | 125 | <a·href="../../doc/system/expressions.html#bit-syntax-expressions">Reference·Manual</a>.</p><p>In·Erlang,·a·Bin·is·used·for·constructing·binaries·and·matching·binary·patterns. |
| 126 | A·Bin·is·written·with·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 126 | A·Bin·is·written·with·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8081438116-1"><<</span><span·class="n">E1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E2</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·cla[·...·truncated·by·diffoscope;·len:·81,·SHA:·1b4c6e73db6b753f9ab5934926a956e211d9eb58b91ca3f07dfa90c0c3c4d66e·...·]-1">>></span></code></pre><p>A·Bin·is·a·low-level·sequence·of·bits·or·bytes.·The·purpose·of·a·Bin·is·to |
| 127 | enable·construction·of·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 127 | enable·construction·of·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4428196551-1"><<</span><span·class="n">E1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E2</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·cla[·...·truncated·by·diffoscope;·len:·582,·SHA:·08caca499f02edfcbe3ab9ff1b7269271272dd4619ad89c09a65b28f65f92910·...·]-1">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin</span></code></pre><p>Here,·<code·class="inline">Bin</code>·is·bound·and·the·elements·are·bound·or·unbound,·as·in·any·match.</p><p>A·Bin·does·not·need·to·consist·of·a·whole·number·of·bytes.</p><p>A·<em>bitstring</em>·is·a·sequence·of·zero·or·more·bits,·where·the·number·of·bits·does |
| 128 | not·need·to·be·divisible·by·8.·If·the·number·of·bits·is·divisible·by·8,·the | 128 | not·need·to·be·divisible·by·8.·If·the·number·of·bits·is·divisible·by·8,·the |
| 129 | bitstring·is·also·a·binary.</p><p>Each·element·specifies·a·certain·<em>segment</em>·of·the·bitstring.·A·segment·is·a·set | 129 | bitstring·is·also·a·binary.</p><p>Each·element·specifies·a·certain·<em>segment</em>·of·the·bitstring.·A·segment·is·a·set |
| 130 | of·contiguous·bits·of·the·binary·(not·necessarily·on·a·byte·boundary).·The·first | 130 | of·contiguous·bits·of·the·binary·(not·necessarily·on·a·byte·boundary).·The·first |
| 131 | element·specifies·the·initial·segment,·the·second·element·specifies·the | 131 | element·specifies·the·initial·segment,·the·second·element·specifies·the |
| 132 | following·segment,·and·so·on.</p><p>The·following·examples·illustrate·how·binaries·are·constructed,·or·matched,·and | 132 | following·segment,·and·so·on.</p><p>The·following·examples·illustrate·how·binaries·are·constructed,·or·matched,·and |
| 133 | how·elements·and·tails·are·specified.</p><h3·id="examples"·class="section-heading"> | 133 | how·elements·and·tails·are·specified.</p><h3·id="examples"·class="section-heading"> |
| 134 | ··<a·href="#examples"·class="hover-link"> | 134 | ··<a·href="#examples"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Examples</span> | 137 | ··<span·class="text">Examples</span> |
| 138 | </h3> | 138 | </h3> |
| 139 | <p><em>Example·1:</em>·A·binary·can·be·constructed·from·a·set·of·constants·or·a·string | 139 | <p><em>Example·1:</em>·A·binary·can·be·constructed·from·a·set·of·constants·or·a·string |
| 140 | literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin11</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 140 | literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bin11</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1852684544-1"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="1852684544-1">>></span><span·class="p">,</span><span·class="w"> |
| 141 | </span><span·class="n">Bin12</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 141 | </span><span·class="n">Bin12</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1852684544-2"><<</span><span·class="s">"abc"</span><span·class="p"·data-group-id="1852684544-2">>></span></code></pre><p>This·gives·two·binaries·of·size·3,·with·the·following·evaluations:</p><ul><li><a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin11)</code></a>·evaluates·to·<code·class="inline">[1,·17,·42]</code>.</li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin12)</code></a>·evaluates·to·<code·class="inline">[97,·98,·99]</code>.</li></ul><p><em>Example·2:</em>Similarly,·a·binary·can·be·constructed·from·a·set·of·bound |
| 142 | variables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w"> | 142 | variables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w"> |
| 143 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1 | 143 | </span><span·class="n">Bin2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1815068900-1"><<</span><span·class="n">A</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="p">,</span><span·class="w">·</span><span·class="n">C</span><span·class="p">:</span><span·class="mi">16</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·2d8bf6f7f7f029cf2e77defe4eb94e647b1bb227fa76e6066921bb81b35aaca5·...·]-1">>></span></code></pre><p>This·gives·a·binary·of·size·4.·Here,·a·<em>size·expression</em>·is·used·for·the |
| 144 | variable·<code·class="inline">C</code>·to·specify·a·16-bits·segment·of·<code·class="inline">Bin2</code>.</p><p><a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin2)</code></a>·evaluates·to·<code·class="inline">[1,·17,·00,·42]</code>.</p><p><em>Example·3:</em>·A·Bin·can·also·be·used·for·matching.·<code·class="inline">D</code>,·<code·class="inline">E</code>,·and·<code·class="inline">F</code>·are·unbound | 144 | variable·<code·class="inline">C</code>·to·specify·a·16-bits·segment·of·<code·class="inline">Bin2</code>.</p><p><a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_list/1"><code·class="inline">binary_to_list(Bin2)</code></a>·evaluates·to·<code·class="inline">[1,·17,·00,·42]</code>.</p><p><em>Example·3:</em>·A·Bin·can·also·be·used·for·matching.·<code·class="inline">D</code>,·<code·class="inline">E</code>,·and·<code·class="inline">F</code>·are·unbound |
| 145 | variables,·and·<code·class="inline">Bin2</code>·is·bound,·as·in·Example·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1 | 145 | variables,·and·<code·class="inline">Bin2</code>·is·bound,·as·in·Example·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1120856407-1"><<</span><span·class="n">D</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·clas[·...·truncated·by·diffoscope;·len:·83,·SHA:·1d1c63b27f7239b095496a962d20c59c0146fecb2b0748c1100ce36b1038cae5·...·]07-1">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin2</span></code></pre><p>This·gives·<code·class="inline">D·=·273</code>,·<code·class="inline">E·=·00</code>,·and·F·binds·to·a·binary·of·size·1: |
| 146 | <code·class="inline">binary_to_list(F)·=·[42]</code>.</p><p><em>Example·4:</em>·The·following·is·a·more·elaborate·example·of·matching.·Here, | 146 | <code·class="inline">binary_to_list(F)·=·[42]</code>.</p><p><em>Example·4:</em>·The·following·is·a·more·elaborate·example·of·matching.·Here, |
| 147 | <code·class="inline">Dgram</code>·is·bound·to·the·consecutive·bytes·of·an·IP·datagram·of·IP·protocol | 147 | <code·class="inline">Dgram</code>·is·bound·to·the·consecutive·bytes·of·an·IP·datagram·of·IP·protocol |
| 148 | version·4.·The·ambition·is·to·extract·the·header·and·the·data·of·the·datagram:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9 | 148 | version·4.·The·ambition·is·to·extract·the·header·and·the·data·of·the·datagram:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9048980958-1">(</span><span·class="n">IP_VERSION</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="9048980958-1">)</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9 | 149 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9048980958-2">(</span><span·class="n">IP_MIN_HDR_LEN</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id="9048980958-2">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="n">DgramSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">byte_size</span><span·class="p"·data-group-id="9 | 150 | </span><span·class="n">DgramSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">byte_size</span><span·class="p"·data-group-id="9048980958-3">(</span><span·class="n">Dgram</span><span·class="p"·data-group-id="9048980958-3">)</span><span·class="p">,</span><span·class="w"> |
| 151 | </span><span·class="k">case</span><span·class="w">·</span><span·class="n">Dgram</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 151 | </span><span·class="k">case</span><span·class="w">·</span><span·class="n">Dgram</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 152 | ····</span><span·class="p"·data-group-id="9 | 152 | ····</span><span·class="p"·data-group-id="9048980958-4"><<</span><span·class="o">?</span><span·class="n">IP_VERSION</span><span·class="p">:</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HLen</span><span·class="p">:</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SrvcType</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TotLen</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 153 | ······</span><span·class="n">ID</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Flgs</span><span·class="p">:</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FragOff</span><span·class="p">:</span><span·class="mi">13</span><span·class="p">,</span><span·class="w"> | 153 | ······</span><span·class="n">ID</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Flgs</span><span·class="p">:</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FragOff</span><span·class="p">:</span><span·class="mi">13</span><span·class="p">,</span><span·class="w"> |
| 154 | ······</span><span·class="n">TTL</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Proto</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HdrChkSum</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> | 154 | ······</span><span·class="n">TTL</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Proto</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HdrChkSum</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 155 | ······</span><span·class="n">SrcIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w"> | 155 | ······</span><span·class="n">SrcIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w"> |
| 156 | ······</span><span·class="n">DestIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RestDgram</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="9 | 156 | ······</span><span·class="n">DestIP</span><span·class="p">:</span><span·class="mi">32</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RestDgram</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="9048980958-4">>></span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">HLen</span><span·class="o">>=</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">*</span><span·class="n">HLen</span><span·class="o">=<</span><span·class="n">DgramSize</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ········</span><span·class="n">OptsLen</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">*</span><span·class="p"·data-group-id="9 | 157 | ········</span><span·class="n">OptsLen</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">*</span><span·class="p"·data-group-id="9048980958-5">(</span><span·class="n">HLen</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">?</span><span·class="n">IP_MIN_HDR_LEN</span><span·class="p"·data-group-id="9048980958-5">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ········</span><span·class="p"·data-group-id="9 | 158 | ········</span><span·class="p"·data-group-id="9048980958-6"><<</span><span·class="n">Opts</span><span·class="p">:</span><span·class="n">OptsLen</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">Data</span><span·class="o">/</span><span·class="ss">b[·...·truncated·by·diffoscope;·len:·53,·SHA:·45d61855323976425a9e62f48e341de5ed3cbf22949b849f50795478e2f16d7e·...·]-6">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">RestDgram</span><span·class="p">,</span><span·class="w"> |
| 159 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 159 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Here,·the·segment·corresponding·to·the·<code·class="inline">Opts</code>·variable·has·a·<em>type·modifier</em>, | 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Here,·the·segment·corresponding·to·the·<code·class="inline">Opts</code>·variable·has·a·<em>type·modifier</em>, |
| 161 | specifying·that·<code·class="inline">Opts</code>·is·to·bind·to·a·binary.·All·other·variables·have·the | 161 | specifying·that·<code·class="inline">Opts</code>·is·to·bind·to·a·binary.·All·other·variables·have·the |
| 162 | default·type·equal·to·unsigned·integer.</p><p>An·IP·datagram·header·is·of·variable·length.·This·length·is·measured·in·the | 162 | default·type·equal·to·unsigned·integer.</p><p>An·IP·datagram·header·is·of·variable·length.·This·length·is·measured·in·the |
| 163 | number·of·32-bit·words·and·is·given·in·the·segment·corresponding·to·<code·class="inline">HLen</code>.·The | 163 | number·of·32-bit·words·and·is·given·in·the·segment·corresponding·to·<code·class="inline">HLen</code>.·The |
| 164 | minimum·value·of·<code·class="inline">HLen</code>·is·5.·It·is·the·segment·corresponding·to·<code·class="inline">Opts</code>·that·is | 164 | minimum·value·of·<code·class="inline">HLen</code>·is·5.·It·is·the·segment·corresponding·to·<code·class="inline">Opts</code>·that·is |
| 165 | variable,·so·if·<code·class="inline">HLen</code>·is·equal·to·5,·<code·class="inline">Opts</code>·becomes·an·empty·binary.</p><p>The·tail·variables·<code·class="inline">RestDgram</code>·and·<code·class="inline">Data</code>·bind·to·binaries,·as·all·tail | 165 | variable,·so·if·<code·class="inline">HLen</code>·is·equal·to·5,·<code·class="inline">Opts</code>·becomes·an·empty·binary.</p><p>The·tail·variables·<code·class="inline">RestDgram</code>·and·<code·class="inline">Data</code>·bind·to·binaries,·as·all·tail |
| Offset 218, 80 lines modified | Offset 218, 80 lines modified | ||
| 218 | <p>This·section·describes·the·rules·for·constructing·binaries·using·the·bit·syntax. | 218 | <p>This·section·describes·the·rules·for·constructing·binaries·using·the·bit·syntax. |
| 219 | Unlike·when·constructing·lists·or·tuples,·the·construction·of·a·binary·can·fail | 219 | Unlike·when·constructing·lists·or·tuples,·the·construction·of·a·binary·can·fail |
| 220 | with·a·<code·class="inline">badarg</code>·exception.</p><p>There·can·be·zero·or·more·segments·in·a·binary·to·be·constructed.·The·expression | 220 | with·a·<code·class="inline">badarg</code>·exception.</p><p>There·can·be·zero·or·more·segments·in·a·binary·to·be·constructed.·The·expression |
| 221 | <code·class="inline"><<>></code>·constructs·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·There·are·no | 221 | <code·class="inline"><<>></code>·constructs·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·There·are·no |
| 222 | alignment·rules·for·individual·segments·of·type·<code·class="inline">integer</code>·and·<code·class="inline">float</code>.·For | 222 | alignment·rules·for·individual·segments·of·type·<code·class="inline">integer</code>·and·<code·class="inline">float</code>.·For |
| 223 | binaries·and·bitstrings·without·size,·the·unit·specifies·the·alignment.·Since | 223 | binaries·and·bitstrings·without·size,·the·unit·specifies·the·alignment.·Since |
| 224 | the·default·alignment·for·the·<code·class="inline">binary</code>·type·is·8,·the·size·of·a·binary·segment | 224 | the·default·alignment·for·the·<code·class="inline">binary</code>·type·is·8,·the·size·of·a·binary·segment |
| 225 | must·be·a·multiple·of·8·bits,·that·is,·only·whole·bytes.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 225 | must·be·a·multiple·of·8·bits,·that·is,·only·whole·bytes.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2785699577-1"><<</span><span·class="n">Bin</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">Bitstring</span><span·class="o">/</span><span·class="ss">bitstring</span><span·class="p"·data-group-id="278[·...·truncated·by·diffoscope;·len:·7,·SHA:·74dfa6247a0004f427778e0f26d54219375ab3f19868f3141ddc552314f97371·...·]-1">>></span></code></pre><p>The·variable·<code·class="inline">Bin</code>·must·contain·a·whole·number·of·bytes,·because·the·<code·class="inline">binary</code> |
| 226 | type·defaults·to·<code·class="inline">unit:8</code>.·A·<code·class="inline">badarg</code>·exception·is·generated·if·<code·class="inline">Bin</code>·consist | 226 | type·defaults·to·<code·class="inline">unit:8</code>.·A·<code·class="inline">badarg</code>·exception·is·generated·if·<code·class="inline">Bin</code>·consist |
| 227 | of,·for·example,·17·bits.</p><p>The·<code·class="inline">Bitstring</code>·variable·can·consist·of·any·number·of·bits,·for·example,·0,·1, | 227 | of,·for·example,·17·bits.</p><p>The·<code·class="inline">Bitstring</code>·variable·can·consist·of·any·number·of·bits,·for·example,·0,·1, |
| 228 | 8,·11,·17,·42,·and·so·on.·This·is·because·the·default·<code·class="inline">unit</code>·for·bitstrings | 228 | 8,·11,·17,·42,·and·so·on.·This·is·because·the·default·<code·class="inline">unit</code>·for·bitstrings |
| 229 | is·1.</p><p>For·clarity,·it·is·recommended·not·to·change·the·unit·size·for·binaries. | 229 | is·1.</p><p>For·clarity,·it·is·recommended·not·to·change·the·unit·size·for·binaries. |
| 230 | Instead,·use·<code·class="inline">binary</code>·when·you·need·byte·alignment·and·<code·class="inline">bitstring</code>·when·you·need | 230 | Instead,·use·<code·class="inline">binary</code>·when·you·need·byte·alignment·and·<code·class="inline">bitstring</code>·when·you·need |
| 231 | bit·alignment.</p><p>The·following·example·successfully·constructs·a·bitstring·of·7·bits,·provided | 231 | bit·alignment.</p><p>The·following·example·successfully·constructs·a·bitstring·of·7·bits,·provided |
| 232 | that·all·of·X·and·Y·are·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 232 | that·all·of·X·and·Y·are·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7952076671-1"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">Y</span><span·class="p">:</span><span·class="mi">6</span><span·class="p"·data-group-id="7952076671-1">>></span></code></pre><p>As·mentioned·earlier,·segments·have·the·following·general·syntax:</p><p><code·class="inline">Value:Size/TypeSpecifierList</code></p><p>When·constructing·binaries,·<code·class="inline">Value</code>·and·<code·class="inline">Size</code>·can·be·any·Erlang·expression. |
| 233 | However,·for·syntactical·reasons,·both·<code·class="inline">Value</code>·and·<code·class="inline">Size</code>·must·be·enclosed·in | 233 | However,·for·syntactical·reasons,·both·<code·class="inline">Value</code>·and·<code·class="inline">Size</code>·must·be·enclosed·in |
| 234 | parenthesis·if·the·expression·consists·of·anything·more·than·a·single·literal·or | 234 | parenthesis·if·the·expression·consists·of·anything·more·than·a·single·literal·or |
| 235 | a·variable.·The·following·gives·a·compiler·syntax·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 235 | a·variable.·The·following·gives·a·compiler·syntax·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1900026962-1"><<</span><span·class="n">X</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">8</span><span·class="p"·data-group-id="1900026962-1">>></span></code></pre><p>This·expression·must·be·rewritten·into·the·following,·to·be·accepted·by·the |
| 236 | compiler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="50 | 236 | compiler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1509804432-1"><<</span><span·class="p"·data-group-id="1509804432-2">(</span><span·class="n">X</span><span·class="o">+</span><span·class="mi">1</span><span·class="p"·data-group-id="1509804432-2">)</span><span·class="p">:</span><span·class="mi">8</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·60c63b6556c1762a7eb9a148151c5e51a6985d67ac1f9de9ecc2525cb1c48f34·...·]-1">>></span></code></pre><h3·id="including-literal-strings"·class="section-heading"> |
| 237 | ··<a·href="#including-literal-strings"·class="hover-link"> | 237 | ··<a·href="#including-literal-strings"·class="hover-link"> |
| 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 239 | ··</a> | 239 | ··</a> |
| 240 | ··<span·class="text">Including·Literal·Strings</span> | 240 | ··<span·class="text">Including·Literal·Strings</span> |
| 241 | </h3> | 241 | </h3> |
| 242 | <p>A·literal·string·can·be·written·instead·of·an·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 242 | <p>A·literal·string·can·be·written·instead·of·an·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6211151746-1"><<</span><span·class="s">"hello"</span><span·class="p"·data-group-id="6211151746-1">>></span></code></pre><p>This·is·syntactic·sugar·for·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·d[·...·truncated·by·diffoscope;·len:·310,·SHA:·e289ae2108ecbefd2b98cce2cc0ca1a92262c24258e896a55f453ad37d2cee88·...·]-1">>></span></code></pre><h2·id="matching-binaries"·class="section-heading"> |
| 243 | ··<a·href="#matching-binaries"·class="hover-link"> | 243 | ··<a·href="#matching-binaries"·class="hover-link"> |
| 244 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 244 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 245 | ··</a> | 245 | ··</a> |
| 246 | ··<span·class="text">Matching·Binaries</span> | 246 | ··<span·class="text">Matching·Binaries</span> |
| 247 | </h2> | 247 | </h2> |
| 248 | <p>This·section·describes·the·rules·for·matching·binaries,·using·the·bit·syntax.</p><p>There·can·be·zero·or·more·segments·in·a·binary·pattern.·A·binary·pattern·can | 248 | <p>This·section·describes·the·rules·for·matching·binaries,·using·the·bit·syntax.</p><p>There·can·be·zero·or·more·segments·in·a·binary·pattern.·A·binary·pattern·can |
| 249 | occur·wherever·patterns·are·allowed,·including·inside·other·patterns.·Binary | 249 | occur·wherever·patterns·are·allowed,·including·inside·other·patterns.·Binary |
| 250 | patterns·cannot·be·nested.·The·pattern·<code·class="inline"><<>></code>·matches·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·A·segment·of·type | 250 | patterns·cannot·be·nested.·The·pattern·<code·class="inline"><<>></code>·matches·a·zero·length·binary.</p><p>Each·segment·in·a·binary·can·consist·of·zero·or·more·bits.·A·segment·of·type |
| 251 | <code·class="inline">binary</code>·must·have·a·size·evenly·divisible·by·8·(or·divisible·by·the·unit·size, | 251 | <code·class="inline">binary</code>·must·have·a·size·evenly·divisible·by·8·(or·divisible·by·the·unit·size, |
| 252 | if·the·unit·size·has·been·changed).·A·segment·of·type·<code·class="inline">bitstring</code>·has·no | 252 | if·the·unit·size·has·been·changed).·A·segment·of·type·<code·class="inline">bitstring</code>·has·no |
| 253 | restrictions·on·the·size.·A·segment·of·type·<code·class="inline">float</code>·must·have·size·64·or·32.</p><p>As·mentioned·earlier,·segments·have·the·following·general·syntax:</p><p><code·class="inline">Value:Size/TypeSpecifierList</code></p><p>When·matching·<code·class="inline">Value</code>,·value·must·be·either·a·variable·or·an·integer,·or·a | 253 | restrictions·on·the·size.·A·segment·of·type·<code·class="inline">float</code>·must·have·size·64·or·32.</p><p>As·mentioned·earlier,·segments·have·the·following·general·syntax:</p><p><code·class="inline">Value:Size/TypeSpecifierList</code></p><p>When·matching·<code·class="inline">Value</code>,·value·must·be·either·a·variable·or·an·integer,·or·a |
| 254 | floating·point·literal.·Expressions·are·not·allowed.</p><p><code·class="inline">Size</code>·must·be·a | 254 | floating·point·literal.·Expressions·are·not·allowed.</p><p><code·class="inline">Size</code>·must·be·a |
| 255 | <a·href="../../doc/system/expressions.html#guard-expressions">guard·expression</a>,·which·can·use | 255 | <a·href="../../doc/system/expressions.html#guard-expressions">guard·expression</a>,·which·can·use |
| 256 | literals·and·previously·bound·variables.·The·following·is·not·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 256 | literals·and·previously·bound·variables.·The·following·is·not·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="5024580860-1">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5024580860-2"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="n">N</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·173,·SHA:·d19595c6e3ef65dd1e15f4602123be160c578eac479cb069bfcb2d6781971fe5·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 257 | ···</span><span·class="p"·data-group-id="9583642442-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">T</span><span·class="p"·data-group-id="9583642442-3">}</span><span·class="p">.</span></code></pre><p>The·two·occurrences·of·<code·class="inline">N</code>·are·not·related.·The·compiler·will·complain·that·the | ||
| 258 | 257 | ···</span><span·class="p"·data-group-id="5024580860-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">T</span><span·class="p"·data-group-id="5024580860-3">}</span><span·class="p">.</span></code></pre><p>The·two·occurrences·of·<code[·...·truncated·by·diffoscope;·len:·77,·SHA:·b79cd7a1b3a5d65635c58ed8a311bdfe1e6d3c335245d3f0a149a77a129ced39·...·] | |
| 258 | <code·class="inline">N</code>·in·the·size·field·is·unbound.</p><p>The·correct·way·to·write·this·example·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="9491369622-1">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="9491369622-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 259 | ···</span><span·class="p"·data-group-id=" | 259 | ···</span><span·class="p"·data-group-id="9491369622-2"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="n">N</span><span·class="p">,</span><span·class="n">T</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p"·data-group-id="9491369622-2">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p">,</span><span·class="w"> |
| 260 | ···</span><span·class="p"·data-group-id=" | 260 | ···</span><span·class="p"·data-group-id="9491369622-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">T</span><span·class="p"·data-group-id="9491369622-3">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Before·OTP·23,·<code·class="inline">Size</code>·was·restricted·to·be·an·integer·or·a·variable·bound·to |
| 261 | an·integer.</p></section><h3·id="binding-and-using-a-size-variable"·class="section-heading"> | 261 | an·integer.</p></section><h3·id="binding-and-using-a-size-variable"·class="section-heading"> |
| 262 | ··<a·href="#binding-and-using-a-size-variable"·class="hover-link"> | 262 | ··<a·href="#binding-and-using-a-size-variable"·class="hover-link"> |
| 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 264 | ··</a> | 264 | ··</a> |
| 265 | ··<span·class="text">Binding·and·Using·a·Size·Variable</span> | 265 | ··<span·class="text">Binding·and·Using·a·Size·Variable</span> |
| 266 | </h3> | 266 | </h3> |
| 267 | <p>There·is·one·exception·to·the·rule·that·a·variable·that·is·used·as·size·must·be | 267 | <p>There·is·one·exception·to·the·rule·that·a·variable·that·is·used·as·size·must·be |
| 268 | previously·bound.·It·is·possible·to·match·and·bind·a·variable,·and·use·it·as·a | 268 | previously·bound.·It·is·possible·to·match·and·bind·a·variable,·and·use·it·as·a |
| 269 | size·within·the·same·binary·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id=" | 269 | size·within·the·same·binary·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id="4967696431-1">(</span><span·class="p"·data-group-id="4967696431-2"><<</span><span·class="n">Sz</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">Payload</span><span·class="p">:</span><span·class="n">Sz</sp[·...·truncated·by·diffoscope;·len:·364,·SHA:·a802f74deab614d19703be391bcf708c52f872fb94a51565198eae294161de64·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 270 | ···</span><span·class="p"·data-group-id=" | 270 | ···</span><span·class="p"·data-group-id="4967696431-3">{</span><span·class="n">Payload</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="4967696431-3">}</span><span·class="p">.</span></code></pre><p>Here·<code·class="inline">Sz</code>·is·bound·to·the·value·in·the·first·byte·of·the·binary.·<code·class="inline">Sz</code>·is·then |
| 271 | used·at·the·number·of·bytes·to·match·out·as·a·binary.</p><p>Starting·in·OTP·23,·the·size·can·be·a·guard·expression:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id=" | 271 | used·at·the·number·of·bytes·to·match·out·as·a·binary.</p><p>Starting·in·OTP·23,·the·size·can·be·a·guard·expression:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bar</span><span·class="p"·data-group-id="1744589347-1">(</span><span·class="p"·data-group-id="1744589347-2"><<</span><span·class="n">Sz</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">Payload</span><span·class="p">:</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·572,·SHA:·af798f4d33c2080ee791585792057f24e85aa4be1349711a761347df692af58e·...·]7-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 272 | ···</span><span·class="p"·data-group-id=" | 272 | ···</span><span·class="p"·data-group-id="1744589347-5">{</span><span·class="n">Payload</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="1744589347-5">}</span><span·class="p">.</span></code></pre><p>Here·<code·class="inline">Sz</code>·is·the·combined·size·of·the·header·and·the·payload,·so·we·will·need·to |
| 273 | subtract·one·byte·to·get·the·size·of·the·payload.</p><h3·id="getting-the-rest-of-the-binary-or-bitstring"·class="section-heading"> | 273 | subtract·one·byte·to·get·the·size·of·the·payload.</p><h3·id="getting-the-rest-of-the-binary-or-bitstring"·class="section-heading"> |
| 274 | ··<a·href="#getting-the-rest-of-the-binary-or-bitstring"·class="hover-link"> | 274 | ··<a·href="#getting-the-rest-of-the-binary-or-bitstring"·class="hover-link"> |
| 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 276 | ··</a> | 276 | ··</a> |
| 277 | ··<span·class="text">Getting·the·Rest·of·the·Binary·or·Bitstring</span> | 277 | ··<span·class="text">Getting·the·Rest·of·the·Binary·or·Bitstring</span> |
| 278 | </h3> | 278 | </h3> |
| 279 | <p>To·match·out·the·rest·of·a·binary,·specify·a·binary·field·without·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 279 | <p>To·match·out·the·rest·of·a·binary,·specify·a·binary·field·without·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="7406051215-1">(</span><span·class="p"·data-group-id="7406051215-2"><<</span><span·class="n">A</span><span·class="p">:</span><span·class="mi">8</span><span·class="p">,</span><span·class="n">Rest</span><span·class="o">/</span><span·class="ss">binary</s[·...·truncated·by·diffoscope;·len:·784,·SHA:·141840dacab1119c8f368e4004a90e714894cbaaa4c20e7145d0cfa9506acbf2·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span></code></pre><p>There·are·no·restrictions·on·the·number·of·bits·in·the·tail.</p><h2·id="appending-to-a-binary"·class="section-heading"> |
| 280 | ··<a·href="#appending-to-a-binary"·class="hover-link"> | 280 | ··<a·href="#appending-to-a-binary"·class="hover-link"> |
| 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 282 | ··</a> | 282 | ··</a> |
| 283 | ··<span·class="text">Appending·to·a·Binary</span> | 283 | ··<span·class="text">Appending·to·a·Binary</span> |
| 284 | </h2> | 284 | </h2> |
| 285 | <p>Appending·to·a·binary·in·an·efficient·way·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 285 | <p>Appending·to·a·binary·in·an·efficient·way·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="5982801338-1">(</span><span·class="n">T</span><span·class="p"·data-group-id="5982801338-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 286 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 286 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="5982801338-2">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5982801338-3"><<</span><span·class="p"·data-group-id="5982801338-3">>></span><span·class="p"·data-group-id="5982801338-2">)</span><span·class="p">.</span><span·class="w"> |
| 287 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 287 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="5982801338-4">(</span><span·class="p"·data-group-id="5982801338-5">[</span><span·class="p"·data-group-id="5982801338-6">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p">,</span><span·class="n">Z</span><span·cl[·...·truncated·by·diffoscope;·len:·309,·SHA:·edbdf66df9d3e67df07c89f844232831a8e176d0ad53e0d008c660a8e4483e19·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 288 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 288 | ····</span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="5982801338-7">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5982801338-8"><<</span><span·class="n">Acc</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·373,·SHA:·de0c2114d9a065b8dc7a2527a2ffe12156f42a3abf2175940dc63a45d7482cad·...·]-7">)</span><span·class="p">;</span><span·class="w"> |
| 289 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id=" | 289 | </span><span·class="nf">triples_to_bin</span><span·class="p"·data-group-id="5982801338-9">(</span><span·class="p"·data-group-id="5982801338-10">[</span><span·class="p"·data-group-id="5982801338-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="5982801338-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 290 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre> | 290 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre> |
| 291 | </div> | 291 | </div> |
| 292 | <div·class="bottom-actions"·id="bottom-actions"> | 292 | <div·class="bottom-actions"·id="bottom-actions"> |
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| 148 | external·program,·if·it·is·written·properly).</p><p>The·port·is·created·using·the·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·with | 148 | external·program,·if·it·is·written·properly).</p><p>The·port·is·created·using·the·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·with |
| 149 | <code·class="inline">{spawn,ExtPrg}</code>·as·the·first·argument.·The·string·<code·class="inline">ExtPrg</code>·is·the·name·of·the | 149 | <code·class="inline">{spawn,ExtPrg}</code>·as·the·first·argument.·The·string·<code·class="inline">ExtPrg</code>·is·the·name·of·the |
| 150 | external·program,·including·any·command·line·arguments.·The·second·argument·is·a | 150 | external·program,·including·any·command·line·arguments.·The·second·argument·is·a |
| 151 | list·of·options,·in·this·case·only·<code·class="inline">{packet,2}</code>.·This·option·says·that·a·2·byte | 151 | list·of·options,·in·this·case·only·<code·class="inline">{packet,2}</code>.·This·option·says·that·a·2·byte |
| 152 | length·indicator·is·to·be·used·to·simplify·the·communication·between·C·and | 152 | length·indicator·is·to·be·used·to·simplify·the·communication·between·C·and |
| 153 | Erlang.·The·Erlang·port·automatically·adds·the·length·indicator,·but·this·must | 153 | Erlang.·The·Erlang·port·automatically·adds·the·length·indicator,·but·this·must |
| 154 | be·done·explicitly·in·the·external·C·program.</p><p>The·process·is·also·set·to·trap·exits,·which·enables·detection·of·failure·of·the | 154 | be·done·explicitly·in·the·external·C·program.</p><p>The·process·is·also·set·to·trap·exits,·which·enables·detection·of·failure·of·the |
| 155 | external·program:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 155 | external·program:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3063982558-1">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="3063982558-1">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3063982558-2">(</span><span·class="p"·data-group-id="3063982558-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·3f6472dc2a5aa3a2797a0385fc8b789324cd11701a18988ed3ba9d5b6c726824·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">start</span><span·class="p"·data-group-id="3063982558-4">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="3063982558-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 158 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id="3063982558-5">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3063982558-6">[</span><spa[·...·truncated·by·diffoscope;·len:·119,·SHA:·36a2a6ff7565a00c3a866d5ebc5a45900b6654b19edabb4200fe8129d5251f77·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">init</span><span·class="p"·data-group-id="3063982558-7">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="3063982558-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 160 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id="3063982558-8">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="3063982558-9">(</span><span·class="p"·data-group-id="3063982558-9">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·3adc00b7f8a67746665006d1d561fefd773c985c9d52ff65aa988cb8a2ac73f3·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ··</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 161 | ··</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="3063982558-10">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="3063982558-10">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="1142950880-11">(</span><span·class="p"·data-group-id="1142950880-12">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="1142950880-12">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1142950880-13">[</span><span·class="p"·data-group-id="1142950880-14">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="1142950880-14">}</span><span·class="p"·data-group-id="1142950880-13">]</span><span·class="p"·data-group-id="1142950880-11">)</span><span·class="p">,</span><span·class="w"> | ||
| 163 | ··</span><span·class="n | 162 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="3063982558-11">(</span><span·class="p"·data-group-id="3063982558-12">{</span><span·class="nb">spawn</span><[·...·truncated·by·diffoscope;·len:·591,·SHA:·0a5cc9c5b12551f162be00ec1d09015b8903f28136ed9946a3fdf6e5d45cbc0b·...·] |
| 163 | ··</span><span·class="nf">loop</span><span·class="p"·data-group-id="3063982558-15">(</span><span·class="n">Port</span><span·class="p"·data-group-id="3063982558-15">)</span><span·class="p">.</span></code></pre><p>Now·<code·class="inline">complex1:foo/1</code>·and·<code·class="inline">complex1:bar/1</code>·can·be·implemented.·Both·send·a | ||
| 164 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·replies:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 164 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·replies:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="9099028716-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="9099028716-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 165 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 165 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id="9099028716-2">(</span><span·class="p"·data-group-id="9099028716-3">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="9099028716-3">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·5cd0ea4f3f94032260b672253bb4876a028b46860ea322d79387cabd82fd412d·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 166 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="9099028716-4">(</span><span·class="n">Y</span><span·class="p"·data-group-id="9099028716-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 167 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 167 | ··</span><span·class="nf">call_port</span><span·class="p"·data-group-id="9099028716-5">(</span><span·class="p"·data-group-id="9099028716-6">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="9099028716-6">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·5cd0ea4f3f94032260b672253bb4876a028b46860ea322d79387cabd82fd412d·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="9099028716-7">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="9099028716-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ··</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 169 | ··</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9099028716-8">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="9099028716-9">(</span><span·class="p"·data-group-id="9099028716-9">)</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·391e8edcc5670d8acfa29a5d2ac14595f398bde55951dd689fe154c4f929fff5·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··</span><span·class="k">receive</span><span·class="w"> | 170 | ··</span><span·class="k">receive</span><span·class="w"> |
| 171 | ····</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="p"·data-group-id="9099028716-10">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="9099028716-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ······</span><span·class="n">Result</span><span·class="w"> | 172 | ······</span><span·class="n">Result</span><span·class="w"> |
| 173 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·does·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 173 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·does·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="4750318274-1">(</span><span·class="n">Port</span><span·class="p"·data-group-id="4750318274-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ··</span><span·class="k">receive</span><span·class="w"> | 174 | ··</span><span·class="k">receive</span><span·class="w"> |
| 175 | ····</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="p"·data-group-id="4750318274-2">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="4750318274-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ······</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | ······</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4750318274-3">{</span><span·class="nf">self</span><span·class="p"·data-group-id="4750318274-4">(</span><span·class="p"·data-group-id="4750318274-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4750318274-5">{</span[·...·truncated·by·diffoscope;·len:·336,·SHA:·a5ef11d3f86330946eebf2c641e5b73b1207064d55e1431f3ee5bc91cef230c9·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ······</span><span·class="k">receive</span><span·class="w"> | 177 | ······</span><span·class="k">receive</span><span·class="w"> |
| 178 | ········</span><span·class="p"·data-group-id=" | 178 | ········</span><span·class="p"·data-group-id="4750318274-7">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4750318274-8">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·607dc727a4368429c54f42615e2225a461a63c70fc675d60fb81809260e12b0e·...·]-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ··········</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ··········</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4750318274-9">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="4750318274-10">(</span><span·class="n">Data</span><span·class="p"·data-group-id="4750318274-10[·...·truncated·by·diffoscope;·len:·51,·SHA:·3ef3405c7462984265931e05d0d2906b6199233d5e399f593c837be935ff7829·...·]-9">}</span><span·class="w"> |
| 180 | ······</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 180 | ······</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 181 | ······</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 181 | ······</span><span·class="nf">loop</span><span·class="p"·data-group-id="4750318274-11">(</span><span·class="n">Port</span><span·class="p"·data-group-id="4750318274-11">)</span><span·class="w"> |
| 182 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less | 182 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less |
| 183 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> | 183 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> |
| 184 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is | 184 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is |
| 185 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id=" | 185 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id="2936185840-1">(</span><span·class="p"·data-group-id="2936185840-2">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="2936185840-2">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·291,·SHA:·abd1591d206530e80dd4c081a75938bfe43b2c674dcadc908427e2b404935481·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 186 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="2936185840-4">(</span><span·class="p"·data-group-id="2936185840-5">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="2936185840-5">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·291,·SHA:·27211d9e7d54ee610825d25e440095962de4c0062a1f91806d25f8e61c458f8b·...·]-6">]</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="2936185840-7">(</span><span·class="p"·data-group-id="2936185840-8">[</span><span·class="n">Int</span><span·class="p"·data-group-id="2936185840-8">]</span><span·class="p"·data-group-id="2936185840-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><p>The·resulting·Erlang·program,·including·functionality·for·stopping·the·port·and |
| 188 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 188 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7336878605-1">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="7336878605-1">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7336878605-2">(</span><span·class="p"·data-group-id="7336878605-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·7e24f4c68f6d7e27e57d3b047af8ddfda55844e1706977e8bdb47e68a77e10d2·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7336878605-4">(</span><span·class="p"·data-group-id="7336878605-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·ef9fc05a3660334a01a729a0e202a64bd7b42f764219e7c2af89b4a3619ba9ae·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id="7336878605-6">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="7336878605-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="7336878605-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7336878605-8">[</span><spa[·...·truncated·by·diffoscope;·len:·119,·SHA:·026ac5d044ced85a3e47a281803239894a153c8b4166e49e5e66bfc75664f3f0·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 193 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="7336878605-9">(</span><span·class="p"·data-group-id="7336878605-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 194 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 195 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="7336878605-10">(</span><span·class="n">X</span><span·class="p"·data-group-id="7336878605-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 196 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="7336878605-11">(</span><span·class="p"·data-group-id="7336878605-12">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="7336878605-12">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·d9bf2069aaf80f46c5da740a420280a8d1924ad65b47d475767cb8968adf97f8·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="7336878605-13">(</span><span·class="n">Y</span><span·class="p"·data-group-id="7336878605-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="7336878605-14">(</span><span·class="p"·data-group-id="7336878605-15">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="7336878605-15">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·d9bf2069aaf80f46c5da740a420280a8d1924ad65b47d475767cb8968adf97f8·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="7336878605-16">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="7336878605-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7336878605-17">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="7336878605-18">(</span><span·class="p"·data-group-id="7336878605-18">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·32d49b28e12eb124259a5e04aed3676328188333f78026168f71ab37e76b4c91·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="k">receive</span><span·class="w"> | 201 | ····</span><span·class="k">receive</span><span·class="w"> |
| 202 | » </span><span·class="p"·data-group-id=" | 202 | » </span><span·class="p"·data-group-id="7336878605-19">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="7336878605-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | » ····</span><span·class="n">Result</span><span·class="w"> | 203 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 204 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 204 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nf">init</span><span·class="p"·data-group-id="7336878605-20">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="7336878605-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="7336878605-21">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="7336878605-22">(</span><span·class="p"·data-group-id="7336878605-22">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·e7568c12b99ec1ffa94623f44bb7eca6be32f94b437353ee10a434f105a2d42a·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 207 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="7336878605-23">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="7336878605-23">)</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="7336878605-24">(</span><span·class="p"·data-group-id="7336878605-25">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="7336878605-25">}</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·389,·SHA:·d88e774b73f3d2d105b5f7b6c7cef097a81e8fa67802b1b0d478d7411e0661cf·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="7336878605-28">(</span><span·class="n">Port</span><span·class="p"·data-group-id="7336878605-28">)</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="7336878605-29">(</span><span·class="n">Port</span><span·class="p"·data-group-id="7336878605-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="k">receive</span><span·class="w"> | 211 | ····</span><span·class="k">receive</span><span·class="w"> |
| 212 | » </span><span·class="p"·data-group-id=" | 212 | » </span><span·class="p"·data-group-id="7336878605-30">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="7336878605-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7336878605-31">{</span><span·class="nf">self</span><span·class="p"·data-group-id="7336878605-32">(</span><span·class="p"·data-group-id="7336878605-32">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7336878605-33">{</[·...·truncated·by·diffoscope;·len:·343,·SHA:·ae8d8d2d14dbf443580b1e3c7dfa9a9ddfee1774e3ae0a58d01450e8282fe400·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 214 | » ····</span><span·class="k">receive</span><span·class="w"> | 214 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 215 | » » </span><span·class="p"·data-group-id=" | 215 | » » </span><span·class="p"·data-group-id="7336878605-35">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7336878605-36">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·89501ac093725e318396f3eb8aad7a4bf090f83ad1267364de7aeaf2c94590c0·...·]-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 216 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7336878605-37">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="7336878605-38">(</span><span·class="n">Data</span><span·class="p"·data-group-id="7336878605-3[·...·truncated·by·diffoscope;·len:·52,·SHA:·8b75d745266618299133d44e08bd0cd67d9750eac871eeedb2535f17fae30f9e·...·]-37">}</span><span·class="w"> |
| 217 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 217 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 218 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 218 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="7336878605-39">(</span><span·class="n">Port</span><span·class="p"·data-group-id="7336878605-39">)</span><span·class="p">;</span><span·class="w"> |
| 219 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 220 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7336878605-40">{</span><span·class="nf">self</span><span·class="p"·data-group-id="7336878605-41">(</span><span·class="p"·data-group-id="7336878605-41">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·7b3b9dcac27cdd531a02dc7f632a1d78549b5553cd80f4180f472f63cd8d5251·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 221 | » ····</span><span·class="k">receive</span><span·class="w"> | 221 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 222 | » » </span><span·class="p"·data-group-id=" | 222 | » » </span><span·class="p"·data-group-id="7336878605-42">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="7336878605-42">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 223 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="7336878605-43">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="7336878605-43">)</span><span·class="w"> |
| 224 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 224 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 225 | » </span><span·class="p"·data-group-id=" | 225 | » </span><span·class="p"·data-group-id="7336878605-44">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="7336878605-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 226 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="7336878605-45">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="7336878605-45">)</span><span·class="w"> |
| 227 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 227 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="7336878605-46">(</span><span·class="p"·data-group-id="7336878605-47">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="7336878605-47">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·c2ad7100a7a562b51ff11ec7d453583de9f7e3554b583d85bd43574c53eda920·...·]-48">]</span><span·class="p">;</span><span·class="w"> |
| 229 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 229 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="7336878605-49">(</span><span·class="p"·data-group-id="7336878605-50">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="7336878605-50">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·12770b6852dc0b8a02c14f8316722c0560cf95b46808dc8760f2c3602e821ce2·...·]-51">]</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 230 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="7336878605-52">(</span><span·class="p"·data-group-id="7336878605-53">[</span><span·class="n">Int</span><span·class="p"·data-group-id="7336878605-53">]</span><span·class="p"·data-group-id="7336878605-52">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><h2·id="c-program"·class="section-heading"> |
| 231 | ··<a·href="#c-program"·class="hover-link"> | 231 | ··<a·href="#c-program"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">C·Program</span> | 234 | ··<span·class="text">C·Program</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>On·the·C·side,·it·is·necessary·to·write·functions·for·receiving·and·sending·data | 236 | <p>On·the·C·side,·it·is·necessary·to·write·functions·for·receiving·and·sending·data |
| 237 | with·2·byte·length·indicators·from/to·Erlang.·By·default,·the·C·program·is·to | 237 | with·2·byte·length·indicators·from/to·Erlang.·By·default,·the·C·program·is·to |
| Offset 333, 25 lines modified | Offset 333, 25 lines modified | ||
| 333 | and·terminates.</p><h2·id="running-the-example"·class="section-heading"> | 333 | and·terminates.</p><h2·id="running-the-example"·class="section-heading"> |
| 334 | ··<a·href="#running-the-example"·class="hover-link"> | 334 | ··<a·href="#running-the-example"·class="hover-link"> |
| 335 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 335 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 336 | ··</a> | 336 | ··</a> |
| 337 | ··<span·class="text">Running·the·Example</span> | 337 | ··<span·class="text">Running·the·Example</span> |
| 338 | </h2> | 338 | </h2> |
| 339 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">$·gcc·-o·extprg·complex.c·erl_comm.c·port.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> | 339 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">$·gcc·-o·extprg·complex.c·erl_comm.c·port.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> |
| 340 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 340 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id="9216382151-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">14.2</span><span·class="p"·data-group-id="9216382151-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="9216382151-2">[</span><span·class="ss">source</[·...·truncated·by·diffoscope;·len:·1282,·SHA:·b06f22b90f0036ef1c7c7fc3c63093456eeeb9a25d802d8ba959b735bdb69822·...·]-7">]</span><span·class="w"> |
| 341 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 341 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id="9216382151-8">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><spa[·...·truncated·by·diffoscope;·len:·398,·SHA:·314daaf99954a415546ef81ef841a31c5c3b9fccad9f09050f73e821400e61e7·...·]-8">)</span><span·class="gp·unselectable"> |
| 342 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="9 | 342 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="9216382151-10">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="9216382151-10">)</span><span·class="p">.</span><span·class="w"> |
| 343 | </span><span·class="p"·data-group-id="9 | 343 | </span><span·class="p"·data-group-id="9216382151-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">complex1</span><span·class="p"·data-group-id="9216382151-11">}</span></code></pre><p><em>Step·3.</em>·Run·the·example:</p><pre><code·class="makeup·erlang"·translate="n[·...·truncated·by·diffoscope;·len:·268,·SHA:·a0768fc21f991a1341318ee940bc4a6cd18421a1a9212a8acb9c1d4727029c8c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 344 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 345 | 3>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 345 | 3>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="4619477435-2">(</span><span·class="mi">3</span><span·class="p"·data-group-id="4619477435-2">)</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="mi">4</span><span·class="gp·unselectable"> | 346 | </span><span·class="mi">4</span><span·class="gp·unselectable"> |
| 347 | 4>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 347 | 4>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="4619477435-3">(</span><span·class="mi">5</span><span·class="p"·data-group-id="4619477435-3">)</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="mi">10</span><span·class="gp·unselectable"> | 348 | </span><span·class="mi">10</span><span·class="gp·unselectable"> |
| 349 | 5>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 349 | 5>·</span><span·class="nc">complex1</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="4619477435-4">(</span><span·class="p"·data-group-id="4619477435-4">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="ss">stop</span></code></pre> | 350 | </span><span·class="ss">stop</span></code></pre> |
| 351 | </div> | 351 | </div> |
| 352 | <div·class="bottom-actions"·id="bottom-actions"> | 352 | <div·class="bottom-actions"·id="bottom-actions"> |
| 353 | ··<div·class="bottom-actions-item"> | 353 | ··<div·class="bottom-actions-item"> |
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| 151 | <p>Like·a·port·program,·the·port·communicates·with·an·Erlang·process.·All | 151 | <p>Like·a·port·program,·the·port·communicates·with·an·Erlang·process.·All |
| 152 | communication·goes·through·one·Erlang·process·that·is·the·<em>connected·process</em>·of | 152 | communication·goes·through·one·Erlang·process·that·is·the·<em>connected·process</em>·of |
| 153 | the·port·driver.·Terminating·this·process·closes·the·port·driver.</p><p>Before·the·port·is·created,·the·driver·must·be·loaded.·This·is·done·with·the | 153 | the·port·driver.·Terminating·this·process·closes·the·port·driver.</p><p>Before·the·port·is·created,·the·driver·must·be·loaded.·This·is·done·with·the |
| 154 | function·<a·href="../../lib/kernel-10.2.3/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>,·with·the·name·of·the·shared·library·as | 154 | function·<a·href="../../lib/kernel-10.2.3/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>,·with·the·name·of·the·shared·library·as |
| 155 | argument.</p><p>The·port·is·then·created·using·the·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>,·with·the | 155 | argument.</p><p>The·port·is·then·created·using·the·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>,·with·the |
| 156 | tuple·<code·class="inline">{spawn,·DriverName}</code>·as·the·first·argument.·The·string·<code·class="inline">SharedLib</code>·is·the | 156 | tuple·<code·class="inline">{spawn,·DriverName}</code>·as·the·first·argument.·The·string·<code·class="inline">SharedLib</code>·is·the |
| 157 | name·of·the·port·driver.·The·second·argument·is·a·list·of·options,·none·in·this | 157 | name·of·the·port·driver.·The·second·argument·is·a·list·of·options,·none·in·this |
| 158 | case:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 158 | case:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1509971704-1">(</span><span·class="ss">complex5</span><span·class="p"·data-group-id="1509971704-1">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 159 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1509971704-2">(</span><span·class="p"·data-group-id="1509971704-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·e53024585c6177375f2771fc5a7b1c639977406734a0dda1c70f825a0a881e49·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">start</span><span·class="p"·data-group-id="1509971704-4">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1509971704-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="1509971704-5">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1509971704-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 162 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 162 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 163 | ········</span><span·class="p"·data-group-id=" | 163 | ········</span><span·class="p"·data-group-id="1509971704-6">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="1509971704-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 164 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 164 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="1509971704-7">(</span><span·class="p"·data-group-id="1509971704-8">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">could_not_load_driver</span><span·class="p"·data-group-id="1509971704-8">}</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·db2e4d8cc0c630c307138b6582f6004448bdd497eda19533a0caaf0f1440ed64·...·]-7">)</span><span·class="w"> |
| 165 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 165 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 166 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1509971704-9">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1509971704-10">[</span><sp[·...·truncated·by·diffoscope;·len:·124,·SHA:·e19c5abebfca35d0f69c0fc3ab75612bf352fcedd2a0f4b522f827745d6364f7·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 167 | </span><span·class="nf">init</span><span·class="p"·data-group-id="1509971704-11">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1509971704-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 168 | ··</span><span·class="nf">register</span><span·class="p"·data-group-id="1509971704-12">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="1509971704-13">(</span><span·class="p"·data-group-id="1509971704-13">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·2e50c7c3c962b2d794eeb7c829193f33fe5ccd0be5c45c9f37e6675873f58588·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 169 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="1509971704-14">(</span><span·class="p"·data-group-id="1509971704-15">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1509971704-15">}</span><span·class="p">[·...·truncated·by·diffoscope;·len:·181,·SHA:·f753ffe48e8fbec159a1d34a6c8a03c78641ebea93cbb30c46f92fcd34aed08f·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 170 | ··</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 170 | ··</span><span·class="nf">loop</span><span·class="p"·data-group-id="1509971704-17">(</span><span·class="n">Port</span><span·class="p"·data-group-id="1509971704-17">)</span><span·class="p">.</span></code></pre><p>Now·<code·class="inline">complex5:foo/1</code>·and·<code·class="inline">complex5:bar/1</code>·can·be·implemented.·Both·send·a |
| 171 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·reply:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 171 | message·to·the·<code·class="inline">complex</code>·process·and·receive·the·following·reply:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="2147394273-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="2147394273-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="2147394273-2">(</span><span·class="p"·data-group-id="2147394273-3">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="2147394273-3">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·b0ab3a1b7b566210e27948eacf057a4891a91837d6596c9b218fca591199f006·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="2147394273-4">(</span><span·class="n">Y</span><span·class="p"·data-group-id="2147394273-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="2147394273-5">(</span><span·class="p"·data-group-id="2147394273-6">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="2147394273-6">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·b0ab3a1b7b566210e27948eacf057a4891a91837d6596c9b218fca591199f006·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="2147394273-7">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="2147394273-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2147394273-8">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2147394273-9">(</span><span·class="p"·data-group-id="2147394273-9">)</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·c327a427238114bae816fa40dae4fcd321a4ef034093719e5c28e0e478987f7f·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="k">receive</span><span·class="w"> | 177 | ····</span><span·class="k">receive</span><span·class="w"> |
| 178 | ········</span><span·class="p"·data-group-id=" | 178 | ········</span><span·class="p"·data-group-id="2147394273-10">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="2147394273-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ············</span><span·class="n">Result</span><span·class="w"> | 179 | ············</span><span·class="n">Result</span><span·class="w"> |
| 180 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·performs·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">complex</code>·process·performs·the·following:</p><ul><li>Encodes·the·message·into·a·sequence·of·bytes.</li><li>Sends·it·to·the·port.</li><li>Waits·for·a·reply.</li><li>Decodes·the·reply.</li><li>Sends·it·back·to·the·caller:</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="3748194155-1">(</span><span·class="n">Port</span><span·class="p"·data-group-id="3748194155-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="k">receive</span><span·class="w"> | 181 | ····</span><span·class="k">receive</span><span·class="w"> |
| 182 | ········</span><span·class="p"·data-group-id=" | 182 | ········</span><span·class="p"·data-group-id="3748194155-2">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3748194155-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 183 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3748194155-3">{</span><span·class="nf">self</span><span·class="p"·data-group-id="3748194155-4">(</span><span·class="p"·data-group-id="3748194155-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3748194155-5">{</span[·...·truncated·by·diffoscope;·len:·336,·SHA:·8fd7134c773ac227928dd3f66ee7d3449b8f9b136073f14819618884bf66f958·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ············</span><span·class="k">receive</span><span·class="w"> | 184 | ············</span><span·class="k">receive</span><span·class="w"> |
| 185 | ················</span><span·class="p"·data-group-id=" | 185 | ················</span><span·class="p"·data-group-id="3748194155-7">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3748194155-8">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·541070a49bda8962049ccf8a472bba452a2b25ce150733058d51f44a43f4808f·...·]-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ····················</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 186 | ····················</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3748194155-9">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="3748194155-10">(</span><span·class="n">Data</span><span·class="p"·data-group-id="3748194155-10[·...·truncated·by·diffoscope;·len:·51,·SHA:·a70e77b86344f485f32ef04e03e5c584bb18eef148ef200dc089d0d7c73fa73c·...·]-9">}</span><span·class="w"> |
| 187 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 187 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 188 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 188 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="3748194155-11">(</span><span·class="n">Port</span><span·class="p"·data-group-id="3748194155-11">)</span><span·class="w"> |
| 189 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less | 189 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Assuming·that·both·the·arguments·and·the·results·from·the·C·functions·are·less |
| 190 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> | 190 | than·256,·a·simple·encoding/decoding·scheme·is·employed.·In·this·scheme,·<code·class="inline">foo</code> |
| 191 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is | 191 | is·represented·by·byte·1,·<code·class="inline">bar</code>·is·represented·by·2,·and·the·argument/result·is |
| 192 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id="3 | 192 | represented·by·a·single·byte·as·well:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">encode</span><span·class="p"·data-group-id="3659602240-1">(</span><span·class="p"·data-group-id="3659602240-2">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="3659602240-2">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·290,·SHA:·ec3c35b278a251107f663fecca28043c8423f0fd8750440c8ab912b6e4a62ca4·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 193 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="3 | 193 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="3659602240-4">(</span><span·class="p"·data-group-id="3659602240-5">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="3659602240-5">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·290,·SHA:·4a1e674d31d9a359b245f7910e7b65c0edeaf0dceced64ab726e4789d6dd4480·...·]-6">]</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="3 | 194 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="3659602240-7">(</span><span·class="p"·data-group-id="3659602240-8">[</span><span·class="n">Int</span><span·class="p"·data-group-id="3659602240-8">]</span><span·class="p"·data-group-id="3659602240-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><p>The·resulting·Erlang·program,·including·functions·for·stopping·the·port·and |
| 195 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 195 | detecting·port·failures,·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 196 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 196 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1775250848-1">(</span><span·class="ss">complex5</span><span·class="p"·data-group-id="1775250848-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 197 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1775250848-2">(</span><span·class="p"·data-group-id="1775250848-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·fb6ed0e4a86f2b4bc2498686ff556a0e54e5ee784cc530fcf738df23b2321946·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 198 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1775250848-4">(</span><span·class="p"·data-group-id="1775250848-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·75ab0008fab6bb5dcb60e9ad3b8b6fa4eb206ba802c246daa2afeee959b27970·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">start</span><span·class="p"·data-group-id="1775250848-6">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1775250848-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="1775250848-7">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1775250848-7">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 201 | » </span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 201 | » </span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 202 | » </span><span·class="p"·data-group-id=" | 202 | » </span><span·class="p"·data-group-id="1775250848-8">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="1775250848-8">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 203 | » </span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 203 | » </span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="1775250848-9">(</span><span·class="p"·data-group-id="1775250848-10">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">could_not_load_driver</span><span·class="p"·data-group-id="1775250848-10">}</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·9670644e636504becc41c90e5ef1072a41b0177903560fb25b116d37c27d1721·...·]-9">)</span><span·class="w"> |
| 204 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 204 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1775250848-11">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-12">[</span><s[·...·truncated·by·diffoscope;·len:·125,·SHA:·0358dcb27da461a7adb11293709f30d60a565e361bda736299c6d2a4cf8f63dd·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">init</span><span·class="p"·data-group-id="1775250848-13">(</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1775250848-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="1775250848-14">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="1775250848-15">(</span><span·class="p"·data-group-id="1775250848-15">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·097a8de656020b063fab2b21a1d9fb32d0712e6a7d0ef096a9830dfe650c03e1·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="1775250848-16">(</span><span·class="p"·data-group-id="1775250848-17">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SharedLib</span><span·class="p"·data-group-id="1775250848-17">}</span><span·class="p">[·...·truncated·by·diffoscope;·len:·181,·SHA:·bdbd6e6c29da39c99bface90c2c6a034ca128a0c862927c7378953f4c390179a·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="1775250848-19">(</span><span·class="n">Port</span><span·class="p"·data-group-id="1775250848-19">)</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="1775250848-20">(</span><span·class="p"·data-group-id="1775250848-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 211 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 212 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="1775250848-21">(</span><span·class="n">X</span><span·class="p"·data-group-id="1775250848-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="1775250848-22">(</span><span·class="p"·data-group-id="1775250848-23">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="1775250848-23">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·a1c128c1bf40660ee35d19ff140a544b41e6d33917416f0c7eacf6e8017fdb86·...·]-22">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="1775250848-24">(</span><span·class="n">Y</span><span·class="p"·data-group-id="1775250848-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="1775250848-25">(</span><span·class="p"·data-group-id="1775250848-26">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="1775250848-26">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·a1c128c1bf40660ee35d19ff140a544b41e6d33917416f0c7eacf6e8017fdb86·...·]-25">)</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 216 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="1775250848-27">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="1775250848-27">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-28">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="1775250848-29">(</span><span·class="p"·data-group-id="1775250848-29">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·1f546ec8bad2edf24955b9fc8ca5e1ae7e02aba5c2c4eeb2eebff6e86ffe11d5·...·]-28">}</span><span·class="p">,</span><span·class="w"> |
| 218 | ····</span><span·class="k">receive</span><span·class="w"> | 218 | ····</span><span·class="k">receive</span><span·class="w"> |
| 219 | » </span><span·class="p"·data-group-id=" | 219 | » </span><span·class="p"·data-group-id="1775250848-30">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="1775250848-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | » ····</span><span·class="n">Result</span><span·class="w"> | 220 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 221 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 221 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="1775250848-31">(</span><span·class="n">Port</span><span·class="p"·data-group-id="1775250848-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ····</span><span·class="k">receive</span><span·class="w"> | 223 | ····</span><span·class="k">receive</span><span·class="w"> |
| 224 | » </span><span·class="p"·data-group-id=" | 224 | » </span><span·class="p"·data-group-id="1775250848-32">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1775250848-32">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-33">{</span><span·class="nf">self</span><span·class="p"·data-group-id="1775250848-34">(</span><span·class="p"·data-group-id="1775250848-34">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-35">{</[·...·truncated·by·diffoscope;·len:·343,·SHA:·3357e07578b45583955184b8bd31aea94d97612cf98f7e9a3ea733ff3a7fa7cc·...·]-33">}</span><span·class="p">,</span><span·class="w"> |
| 226 | » ····</span><span·class="k">receive</span><span·class="w"> | 226 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 227 | » » </span><span·class="p"·data-group-id=" | 227 | » » </span><span·class="p"·data-group-id="1775250848-37">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-38">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·fb3bc6b07fbdf6519d593eb9b25b9cc90e141d1eb454641ce77d310e9ca9a4e8·...·]-37">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 228 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-39">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="1775250848-40">(</span><span·class="n">Data</span><span·class="p"·data-group-id="1775250848-4[·...·truncated·by·diffoscope;·len:·52,·SHA:·cb958d5c2821299436d858f835bd4b45a2bc53b848dd9e9c12c0daccd2250433·...·]-39">}</span><span·class="w"> |
| 229 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 229 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 230 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 230 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="1775250848-41">(</span><span·class="n">Port</span><span·class="p"·data-group-id="1775250848-41">)</span><span·class="p">;</span><span·class="w"> |
| 231 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 231 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 232 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-42">{</span><span·class="nf">self</span><span·class="p"·data-group-id="1775250848-43">(</span><span·class="p"·data-group-id="1775250848-43">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·0f19ee65f9a1b8d4f9bc3fe51a3a4891fd2612b52c03225c083e63e0af116a1a·...·]-42">}</span><span·class="p">,</span><span·class="w"> |
| 233 | » ····</span><span·class="k">receive</span><span·class="w"> | 233 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 234 | » » </span><span·class="p"·data-group-id=" | 234 | » » </span><span·class="p"·data-group-id="1775250848-44">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="1775250848-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 235 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="1775250848-45">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="1775250848-45">)</span><span·class="w"> |
| 236 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 236 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 237 | » </span><span·class="p"·data-group-id=" | 237 | » </span><span·class="p"·data-group-id="1775250848-46">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="1775250848-46">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | » ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 238 | » ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1775250848-47">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1775250848-48">[</sp[·...·truncated·by·diffoscope;·len:·127,·SHA:·1b902b485f85b92b93fe188d6ea3f27e4fe4c897ff3e4facc5f1da7d996ed1f9·...·]-47">)</span><span·class="p">,</span><span·class="w"> |
| 239 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 239 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="1775250848-49">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="1775250848-49">)</span><span·class="w"> |
| 240 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 240 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 241 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="1775250848-50">(</span><span·class="p"·data-group-id="1775250848-51">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="1775250848-51">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·b72714da0da206fbb348a3815d7c2f97d2e272d3d1c774b7e375dce01acba5ea·...·]-52">]</span><span·class="p">;</span><span·class="w"> |
| 242 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 242 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="1775250848-53">(</span><span·class="p"·data-group-id="1775250848-54">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="1775250848-54">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·472f8fa6b14eeb67d3728ad9d088ac9a7fd3523f3bdc6d1e6a1979c240d290c6·...·]-55">]</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 243 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="1775250848-56">(</span><span·class="p"·data-group-id="1775250848-57">[</span><span·class="n">Int</span><span·class="p"·data-group-id="1775250848-57">]</span><span·class="p"·data-group-id="1775250848-56">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><h2·id="c-driver"·class="section-heading"> |
| 244 | ··<a·href="#c-driver"·class="hover-link"> | 244 | ··<a·href="#c-driver"·class="hover-link"> |
| 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 246 | ··</a> | 246 | ··</a> |
| 247 | ··<span·class="text">C·Driver</span> | 247 | ··<span·class="text">C·Driver</span> |
| 248 | </h2> | 248 | </h2> |
| 249 | <p>The·C·driver·is·a·module·that·is·compiled·and·linked·into·a·shared·library.·It | 249 | <p>The·C·driver·is·a·module·that·is·compiled·and·linked·into·a·shared·library.·It |
| 250 | uses·a·driver·structure·and·includes·the·header·file·<code·class="inline">erl_driver.h</code>.</p><p>The·driver·structure·is·filled·with·the·driver·name·and·function·pointers.·It·is | 250 | uses·a·driver·structure·and·includes·the·header·file·<code·class="inline">erl_driver.h</code>.</p><p>The·driver·structure·is·filled·with·the·driver·name·and·function·pointers.·It·is |
| Offset 347, 25 lines modified | Offset 347, 25 lines modified | ||
| 347 | ··<a·href="#running-the-example"·class="hover-link"> | 347 | ··<a·href="#running-the-example"·class="hover-link"> |
| 348 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 348 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 349 | ··</a> | 349 | ··</a> |
| 350 | ··<span·class="text">Running·the·Example</span> | 350 | ··<span·class="text">Running·the·Example</span> |
| 351 | </h2> | 351 | </h2> |
| 352 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·example_drv.so·-fpic·-shared·complex.c·port_driver.c | 352 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·example_drv.so·-fpic·-shared·complex.c·port_driver.c |
| 353 | windows>·cl·-LD·-MD·-Fe·example_drv.dll·complex.c·port_driver.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> | 353 | windows>·cl·-LD·-MD·-Fe·example_drv.dll·complex.c·port_driver.c</code></pre><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> |
| 354 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id=" | 354 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id="4231744194-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">14.2</span><span·class="p"·data-group-id="4231744194-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="4231744194-2">[</span><span·class="ss">source<[·...·truncated·by·diffoscope;·len:·1283,·SHA:·a5757cfeee084cba6840a82f793423ff513b6068d57a29f871e620e06afe11ca·...·]-7">]</span><span·class="w"> |
| 355 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 355 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id="4231744194-8">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·b38be4df19563c0586fb7c0e4af3367eef41496bc3cb0ae221c52bfead97e728·...·]-8">)</span><span·class="gp·unselectable"> |
| 356 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 356 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="4231744194-10">(</span><span·class="ss">complex5</span><span·class="p"·data-group-id="4231744194-10">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="p"·data-group-id=" | 357 | </span><span·class="p"·data-group-id="4231744194-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">complex5</span><span·class="p"·data-group-id="4231744194-11">}</span></code></pre><p><em>Step·3.</em>·Run·the·example:</p><pre><code·class="makeup·erlang"·translate="[·...·truncated·by·diffoscope;·len:·272,·SHA:·1114b2f83f7646dfcf4f654607e36176931aaa589e69f15f9b75e1e98089f716·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 358 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 358 | </span><span·class="o"><</span><span·class="mf">0.34</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 359 | 3>·</span><span·class="nc">complex5</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 359 | 3>·</span><span·class="nc">complex5</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="3730792872-2">(</span><span·class="mi">3</span><span·class="p"·data-group-id="3730792872-2">)</span><span·class="p">.</span><span·class="w"> |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 164 | ······<p·class="built-using"> | 164 | ······<p·class="built-using"> |
| 165 | ········Built·using | 165 | ········Built·using |
| 166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 168 | ······</p> | 168 | ······</p> |
| 169 | <p>Copyright·©·1996-202 | 169 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 170 | ····</footer> | 170 | ····</footer> |
| 171 | ··</div> | 171 | ··</div> |
| 172 | </main> | 172 | </main> |
| 173 | </div> | 173 | </div> |
| 174 | <script> | 174 | <script> |
| 175 | ··function·mermaidLoaded()·{ | 175 | ··function·mermaidLoaded()·{ |
| 176 | ····mermaid.initialize({ | 176 | ····mermaid.initialize({ |
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| 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 123 | ··</a> | 123 | ··</a> |
| 124 | ··<span·class="text">Compilation</span> | 124 | ··<span·class="text">Compilation</span> |
| 125 | </h2> | 125 | </h2> |
| 126 | <p>Erlang·programs·must·be·<em>compiled</em>·to·object·code.·The·compiler·can·generate·a | 126 | <p>Erlang·programs·must·be·<em>compiled</em>·to·object·code.·The·compiler·can·generate·a |
| 127 | new·file·that·contains·the·object·code.·The·current·abstract·machine,·which·runs | 127 | new·file·that·contains·the·object·code.·The·current·abstract·machine,·which·runs |
| 128 | the·object·code,·is·called·BEAM,·therefore·the·object·files·get·the·suffix | 128 | the·object·code,·is·called·BEAM,·therefore·the·object·files·get·the·suffix |
| 129 | <code·class="inline">.beam</code>.·The·compiler·can·also·generate·a·binary·which·can·be·loaded·directly.</p><p>The·compiler·is·located·in·the·module·<a·href="../../lib/compiler-8.6/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 129 | <code·class="inline">.beam</code>.·The·compiler·can·also·generate·a·binary·which·can·be·loaded·directly.</p><p>The·compiler·is·located·in·the·module·<a·href="../../lib/compiler-8.6/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="5431624826-1">(</span><span·class="n">Module</span><span·class="p"·data-group-id="5431624826-1">)</span><span·class="w"> |
| 130 | </span><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="5431624826-2">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Options</span><span·class="p"·data-group-id="5431624826-2">)</span></code></pre><p>The·Erlang·shell·understands·the·command·<code·class="inline">c(Module)</code>,·which·both·compiles·and |
| 131 | loads·<code·class="inline">Module</code>.</p><p>There·is·also·a·module·<code·class="inline">make</code>,·which·provides·a·set·of·functions·similar·to·the | 131 | loads·<code·class="inline">Module</code>.</p><p>There·is·also·a·module·<code·class="inline">make</code>,·which·provides·a·set·of·functions·similar·to·the |
| 132 | UNIX·type·Make·functions,·see·module·<a·href="../../lib/tools-4.1.1/doc/html/make.html"><code·class="inline">make</code></a>·in·Tools.</p><p>The·compiler·can·also·be·accessed·from·the·OS·prompt·using·the | 132 | UNIX·type·Make·functions,·see·module·<a·href="../../lib/tools-4.1.1/doc/html/make.html"><code·class="inline">make</code></a>·in·Tools.</p><p>The·compiler·can·also·be·accessed·from·the·OS·prompt·using·the |
| 133 | <a·href="../../erts-15.2.3/doc/html/erl_cmd.html">erl</a>·executable·in·ERTS.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-compile·Module1...ModuleN</span><span·class="w"> | 133 | <a·href="../../erts-15.2.3/doc/html/erl_cmd.html">erl</a>·executable·in·ERTS.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-compile·Module1...ModuleN</span><span·class="w"> |
| 134 | </span><span·class="c1">%·erl·-make</span></code></pre><p>The·<code·class="inline">erlc</code>·program·provides·way·to·compile·modules·from·the·OS | 134 | </span><span·class="c1">%·erl·-make</span></code></pre><p>The·<code·class="inline">erlc</code>·program·provides·way·to·compile·modules·from·the·OS |
| 135 | shell,·see·the·<a·href="../../erts-15.2.3/doc/html/erlc_cmd.html">erlc</a>·executable·in·ERTS.·It | 135 | shell,·see·the·<a·href="../../erts-15.2.3/doc/html/erlc_cmd.html">erlc</a>·executable·in·ERTS.·It |
| 136 | understands·a·number·of·flags·that·can·be·used·to·define·macros,·add·search | 136 | understands·a·number·of·flags·that·can·be·used·to·define·macros,·add·search |
| 137 | paths·for·include·files,·and·more.</p><pre><code·class="text">%·erlc·<flags>·File1.erl...FileN.erl</code></pre><p><a·href=""·id="loading"></a></p><h2·id="code-loading"·class="section-heading"> | 137 | paths·for·include·files,·and·more.</p><pre><code·class="text">%·erlc·<flags>·File1.erl...FileN.erl</code></pre><p><a·href=""·id="loading"></a></p><h2·id="code-loading"·class="section-heading"> |
| Offset 156, 54 lines modified | Offset 156, 54 lines modified | ||
| 156 | When·a·module·is·loaded·into·the·system·for·the·first·time,·the·code·becomes | 156 | When·a·module·is·loaded·into·the·system·for·the·first·time,·the·code·becomes |
| 157 | 'current'.·If·then·a·new·instance·of·the·module·is·loaded,·the·code·of·the | 157 | 'current'.·If·then·a·new·instance·of·the·module·is·loaded,·the·code·of·the |
| 158 | previous·instance·becomes·'old'·and·the·new·instance·becomes·'current'.</p><p>Both·old·and·current·code·is·valid,·and·can·be·evaluated·concurrently.·Fully | 158 | previous·instance·becomes·'old'·and·the·new·instance·becomes·'current'.</p><p>Both·old·and·current·code·is·valid,·and·can·be·evaluated·concurrently.·Fully |
| 159 | qualified·function·calls·always·refer·to·current·code.·Old·code·can·still·be | 159 | qualified·function·calls·always·refer·to·current·code.·Old·code·can·still·be |
| 160 | evaluated·because·of·processes·lingering·in·the·old·code.</p><p>If·a·third·instance·of·the·module·is·loaded,·the·code·server·removes·(purges) | 160 | evaluated·because·of·processes·lingering·in·the·old·code.</p><p>If·a·third·instance·of·the·module·is·loaded,·the·code·server·removes·(purges) |
| 161 | the·old·code·and·any·processes·lingering·in·it·is·terminated.·Then·the·third | 161 | the·old·code·and·any·processes·lingering·in·it·is·terminated.·Then·the·third |
| 162 | instance·becomes·'current'·and·the·previously·current·code·becomes·'old'.</p><p>To·change·from·old·code·to·current·code,·a·process·must·make·a·fully·qualified | 162 | instance·becomes·'current'·and·the·previously·current·code·becomes·'old'.</p><p>To·change·from·old·code·to·current·code,·a·process·must·make·a·fully·qualified |
| 163 | function·call.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 163 | function·call.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4483430236-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="4483430236-1">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 164 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4483430236-2">(</span><span·class="p"·data-group-id="4483430236-3">[</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="4483430236-3">]</span><span·class="p"·data-group-id="4483430236-2">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 165 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="4483430236-4">(</span><span·class="p"·data-group-id="4483430236-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="k">receive</span><span·class="w"> | 166 | ····</span><span·class="k">receive</span><span·class="w"> |
| 167 | ········</span><span·class="ss">code_switch</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 167 | ········</span><span·class="ss">code_switch</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ············</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 168 | ············</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">loop</span><span·class="p"·data-group-id="4483430236-5">(</span><span·class="p"·data-group-id="4483430236-5">)</span><span·class="p">;</span><span·class="w"> |
| 169 | ········</span><span·class="n">Msg</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 169 | ········</span><span·class="n">Msg</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 170 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 171 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 171 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="4483430236-6">(</span><span·class="p"·data-group-id="4483430236-6">)</span><span·class="w"> |
| 172 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>To·make·the·process·change·code,·send·the·message·<code·class="inline">code_switch</code>·to·it.·The | 172 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>To·make·the·process·change·code,·send·the·message·<code·class="inline">code_switch</code>·to·it.·The |
| 173 | process·then·makes·a·fully·qualified·call·to·<code·class="inline">m:loop()</code>·and·changes·to·current | 173 | process·then·makes·a·fully·qualified·call·to·<code·class="inline">m:loop()</code>·and·changes·to·current |
| 174 | code.·Notice·that·<code·class="inline">m:loop/0</code>·must·be·exported.</p><p>For·code·replacement·of·funs·to·work,·use·the·syntax | 174 | code.·Notice·that·<code·class="inline">m:loop/0</code>·must·be·exported.</p><p>For·code·replacement·of·funs·to·work,·use·the·syntax |
| 175 | <code·class="inline">fun·Module:FunctionName/Arity</code>.</p><p><a·href=""·id="on_load"></a></p><h2·id="running-a-function-when-a-module-is-loaded"·class="section-heading"> | 175 | <code·class="inline">fun·Module:FunctionName/Arity</code>.</p><p><a·href=""·id="on_load"></a></p><h2·id="running-a-function-when-a-module-is-loaded"·class="section-heading"> |
| 176 | ··<a·href="#running-a-function-when-a-module-is-loaded"·class="hover-link"> | 176 | ··<a·href="#running-a-function-when-a-module-is-loaded"·class="hover-link"> |
| 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">Running·a·Function·When·a·Module·is·Loaded</span> | 179 | ··<span·class="text">Running·a·Function·When·a·Module·is·Loaded</span> |
| 180 | </h2> | 180 | </h2> |
| 181 | <p>The·<code·class="inline">-on_load()</code>·directive·names·a·function·that·is·to·be·run·automatically·when | 181 | <p>The·<code·class="inline">-on_load()</code>·directive·names·a·function·that·is·to·be·run·automatically·when |
| 182 | a·module·is·loaded.</p><p>Its·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="5 | 182 | a·module·is·loaded.</p><p>Its·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="5930124211-1">(</span><span·class="n">Name</span><span·class="o">/</span><span·class="mi">0</span><span·class="p"·data-group-id="5930124211-1">)</span><span·class="p">.</span></code></pre><p>It·is·not·necessary·to·export·the·function.·It·is·called·in·a·freshly·spawned |
| 183 | process·(which·terminates·as·soon·as·the·function·returns).</p><p>The·function·must·return·<code·class="inline">ok</code>·if·the·module·is·to·become·the·new·current·code | 183 | process·(which·terminates·as·soon·as·the·function·returns).</p><p>The·function·must·return·<code·class="inline">ok</code>·if·the·module·is·to·become·the·new·current·code |
| 184 | for·the·module·and·become·callable.</p><p>Returning·any·other·value·or·generating·an·exception·causes·the·new·code·to·be | 184 | for·the·module·and·become·callable.</p><p>Returning·any·other·value·or·generating·an·exception·causes·the·new·code·to·be |
| 185 | unloaded.·If·the·return·value·is·not·an·atom,·a·warning·error·report·is·sent·to | 185 | unloaded.·If·the·return·value·is·not·an·atom,·a·warning·error·report·is·sent·to |
| 186 | the·error·logger.</p><p>If·there·already·is·current·code·for·the·module,·that·code·will·remain·current | 186 | the·error·logger.</p><p>If·there·already·is·current·code·for·the·module,·that·code·will·remain·current |
| 187 | and·can·be·called·until·the·<code·class="inline">on_load</code>·function·has·returned.·If·the·<code·class="inline">on_load</code> | 187 | and·can·be·called·until·the·<code·class="inline">on_load</code>·function·has·returned.·If·the·<code·class="inline">on_load</code> |
| 188 | function·fails,·the·current·code·(if·any)·will·remain·current.·If·there·is·no | 188 | function·fails,·the·current·code·(if·any)·will·remain·current.·If·there·is·no |
| 189 | current·code·for·a·module,·any·process·that·makes·an·external·call·to·the·module | 189 | current·code·for·a·module,·any·process·that·makes·an·external·call·to·the·module |
| 190 | before·the·<code·class="inline">on_load</code>·function·has·finished·will·be·suspended·until·the·<code·class="inline">on_load</code> | 190 | before·the·<code·class="inline">on_load</code>·function·has·finished·will·be·suspended·until·the·<code·class="inline">on_load</code> |
| 191 | function·have·finished.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·if·the·<code·class="inline">on_load</code>·function·failed,·any·previously·current | 191 | function·have·finished.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·if·the·<code·class="inline">on_load</code>·function·failed,·any·previously·current |
| 192 | code·would·become·old,·essentially·leaving·the·system·without·any·working·and | 192 | code·would·become·old,·essentially·leaving·the·system·without·any·working·and |
| 193 | reachable·instance·of·the·module.</p></section><p>In·embedded·mode,·first·all·modules·are·loaded.·Then·all·<code·class="inline">on_load</code>·functions·are | 193 | reachable·instance·of·the·module.</p></section><p>In·embedded·mode,·first·all·modules·are·loaded.·Then·all·<code·class="inline">on_load</code>·functions·are |
| 194 | called.·The·system·is·terminated·unless·all·of·the·<code·class="inline">on_load</code>·functions·return | 194 | called.·The·system·is·terminated·unless·all·of·the·<code·class="inline">on_load</code>·functions·return |
| 195 | <code·class="inline">ok</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 195 | <code·class="inline">ok</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0243228176-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="0243228176-1">)</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id=" | 196 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="0243228176-2">(</span><span·class="ss">load_my_nifs</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0243228176-2">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="nf">load_my_nifs</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nf">load_my_nifs</span><span·class="p"·data-group-id="0243228176-3">(</span><span·class="p"·data-group-id="0243228176-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="n">NifPath</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%Set·up·the·path·to·the·NIF·library.</span><span·class="w"> | 198 | ····</span><span·class="n">NifPath</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%Set·up·the·path·to·the·NIF·library.</span><span·class="w"> |
| 199 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%Initialize·the·Info·term</span><span·class="w"> | 199 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%Initialize·the·Info·term</span><span·class="w"> |
| 200 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="0243228176-4">(</span><span·class="n">NifPath</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p"·data-group-id="0243228176-4">)</span><span·class="p">.</span></code></pre><p>If·the·call·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#load_nif/2"><code·class="inline">erlang:load_nif/2</code></a>·fails,·the·module·is·unloaded·and·a·warning |
| 201 | report·is·sent·to·the·error·loader.</p> | 201 | report·is·sent·to·the·error·loader.</p> |
| 202 | </div> | 202 | </div> |
| 203 | <div·class="bottom-actions"·id="bottom-actions"> | 203 | <div·class="bottom-actions"·id="bottom-actions"> |
| 204 | ··<div·class="bottom-actions-item"> | 204 | ··<div·class="bottom-actions-item"> |
| 205 | ······<a·href="distributed.html"·class="bottom-actions-button"·rel="prev"> | 205 | ······<a·href="distributed.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 247, 15 lines modified | Offset 247, 15 lines modified | ||
| 247 | ······<p·class="built-using"> | 247 | ······<p·class="built-using"> |
| 248 | ········Built·using | 248 | ········Built·using |
| 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 251 | ······</p> | 251 | ······</p> |
| 252 | <p>Copyright·©·1996-202 | 252 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 253 | ····</footer> | 253 | ····</footer> |
| 254 | ··</div> | 254 | ··</div> |
| 255 | </main> | 255 | </main> |
| 256 | </div> | 256 | </div> |
| 257 | <script> | 257 | <script> |
| 258 | ··function·mermaidLoaded()·{ | 258 | ··function·mermaidLoaded()·{ |
| 259 | ····mermaid.initialize({ | 259 | ····mermaid.initialize({ |
| Offset 118, 31 lines modified | Offset 118, 31 lines modified | ||
| 118 | <p>This·section·lists·a·few·constructs·to·watch·out·for.</p><h2·id="operator"·class="section-heading"> | 118 | <p>This·section·lists·a·few·constructs·to·watch·out·for.</p><h2·id="operator"·class="section-heading"> |
| 119 | ··<a·href="#operator"·class="hover-link"> | 119 | ··<a·href="#operator"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Operator·<code·class="inline">++</code></span> | 122 | ··<span·class="text">Operator·<code·class="inline">++</code></span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·<code·class="inline">++</code>·operator·copies·its·left-hand·side·operand.·That·is·clearly | 124 | <p>The·<code·class="inline">++</code>·operator·copies·its·left-hand·side·operand.·That·is·clearly |
| 125 | seen·if·we·do·our·own·implementation·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id=" | 125 | seen·if·we·do·our·own·implementation·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id="5747325539-1">(</span><span·class="p"·data-group-id="5747325539-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="5747325539-2">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·60,·SHA:·7fb378367ffdc669f21373d8269429ff4017f6926eec2b0987b59ccff1ba1bfe·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 126 | ····</span><span·class="p"·data-group-id=" | 126 | ····</span><span·class="p"·data-group-id="5747325539-3">[</span><span·class="n">H</span><span·class="p">|</span><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id="5747325539-4">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</spa[·...·truncated·by·diffoscope;·len:·96,·SHA:·3000bf50febfdfff8bb80a88e760cb9c174424bc977b227e8c5dd89b61928248·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 127 | </span><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id=" | 127 | </span><span·class="nf">my_plus_plus</span><span·class="p"·data-group-id="5747325539-5">(</span><span·class="p"·data-group-id="5747325539-6">[</span><span·class="p"·data-group-id="5747325539-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</span><span·class="p"·data-group-id="5747325539-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 128 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>We·must·be·careful·how·we·use·<code·class="inline">++</code>·in·a·loop.·First·is·how·not·to·use·it:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_reverse</span><span·class="p"·data-group-id=" | 128 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>We·must·be·careful·how·we·use·<code·class="inline">++</code>·in·a·loop.·First·is·how·not·to·use·it:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_reverse</span><span·class="p"·data-group-id="5565458883-1">(</span><span·class="p"·data-group-id="5565458883-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="5565458883-2">]</span><span·class="p"·data-group-id="5565458883-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 129 | ····</span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id=" | 129 | ····</span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id="5565458883-3">(</span><span·class="n">T</span><span·class="p"·data-group-id="5565458883-3">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="5565458883-4">[</span><span·class="n">H</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·ac6a1a38653085a0f098af2e2b827332d7011213ff5386cc310b06643ce15e3b·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nf">naive_reverse</span><span·class="p"·data-group-id="5565458883-5">(</span><span·class="p"·data-group-id="5565458883-6">[</span><span·class="p"·data-group-id="5565458883-6">]</span><span·class="p"·data-group-id="5565458883-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="p"·data-group-id=" | 131 | ····</span><span·class="p"·data-group-id="5565458883-7">[</span><span·class="p"·data-group-id="5565458883-7">]</span><span·class="p">.</span></code></pre><p>As·the·<code·class="inline">++</code>·operator·copies·its·left-hand·side·operand,·the·growing |
| 132 | result·is·copied·repeatedly,·leading·to·quadratic·complexity.</p><p>On·the·other·hand,·using·<code·class="inline">++</code>·in·loop·like·this·is·perfectly·fine:</p><p><strong>OK</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 132 | result·is·copied·repeatedly,·leading·to·quadratic·complexity.</p><p>On·the·other·hand,·using·<code·class="inline">++</code>·in·loop·like·this·is·perfectly·fine:</p><p><strong>OK</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="9177375934-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="9177375934-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 133 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="9177375934-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9177375934-3">[</span><span·class="p"·data-group-id="9177375934-3">]</span><span·class="p"·data-group-id="9177375934-2">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="9177375934-4">(</span><span·class="p"·data-group-id="9177375934-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="9177375934-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·e9d300046dff32ce73f606928d1f1fe45381a151b0e9af63cc9dab3bf0d7c8c6·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 135 | ····</span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="9177375934-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9177375934-7">[</span><span·class="n">H</span><span·class="p"·data-group-id="9177375934-7">]</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·108,·SHA:·81b3fc0143edc47bd2756e5f005eb3aeba2d34b14f320b10b3cf5d22a8d69937·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 136 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id=" | 136 | </span><span·class="nf">naive_but_ok_reverse</span><span·class="p"·data-group-id="9177375934-8">(</span><span·class="p"·data-group-id="9177375934-9">[</span><span·class="p"·data-group-id="9177375934-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="9177375934-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Each·list·element·is·copied·only·once.·The·growing·result·<code·class="inline">Acc</code>·is·the·right-hand | 137 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>Each·list·element·is·copied·only·once.·The·growing·result·<code·class="inline">Acc</code>·is·the·right-hand |
| 138 | side·operand,·which·it·is·<em>not</em>·copied.</p><p>Experienced·Erlang·programmers·would·probably·write·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id=" | 138 | side·operand,·which·it·is·<em>not</em>·copied.</p><p>Experienced·Erlang·programmers·would·probably·write·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id="8575210409-1">(</span><span·class="p"·data-group-id="8575210409-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8575210409-2">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·58,·SHA:·1b7f08d0f6f20a91a36b2a6d9798d679c1196af24e6a5b71968f99eab4adfe29·...·]9-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id="8575210409-3">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8575210409-4">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="8575[·...·truncated·by·diffoscope;·len:·58,·SHA:·2537a3277000acbe56f58710f6036014db9cd5fce3add3be7495b0e7e290675e·...·]9-3">)</span><span·class="p">;</span><span·class="w"> |
| 140 | </span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">vanilla_reverse</span><span·class="p"·data-group-id="8575210409-5">(</span><span·class="p"·data-group-id="8575210409-6">[</span><span·class="p"·data-group-id="8575210409-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="8575210409-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>In·principle,·this·is·slightly·more·efficient·because·the·list·element·<code·class="inline">[H]</code> | 141 | ····</span><span·class="n">Acc</span><span·class="p">.</span></code></pre><p>In·principle,·this·is·slightly·more·efficient·because·the·list·element·<code·class="inline">[H]</code> |
| 142 | is·not·built·before·being·copied·and·discarded.·In·practice,·the·compiler | 142 | is·not·built·before·being·copied·and·discarded.·In·practice,·the·compiler |
| 143 | rewrites·<code·class="inline">[H]·++·Acc</code>·to·<code·class="inline">[H|Acc]</code>.</p><h2·id="timer-module"·class="section-heading"> | 143 | rewrites·<code·class="inline">[H]·++·Acc</code>·to·<code·class="inline">[H|Acc]</code>.</p><h2·id="timer-module"·class="section-heading"> |
| 144 | ··<a·href="#timer-module"·class="hover-link"> | 144 | ··<a·href="#timer-module"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">Timer·Module</span> | 147 | ··<span·class="text">Timer·Module</span> |
| Offset 160, 77 lines modified | Offset 160, 77 lines modified | ||
| 160 | therefore·harmless.</p><h2·id="accidental-copying-and-loss-of-sharing"·class="section-heading"> | 160 | therefore·harmless.</p><h2·id="accidental-copying-and-loss-of-sharing"·class="section-heading"> |
| 161 | ··<a·href="#accidental-copying-and-loss-of-sharing"·class="hover-link"> | 161 | ··<a·href="#accidental-copying-and-loss-of-sharing"·class="hover-link"> |
| 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 163 | ··</a> | 163 | ··</a> |
| 164 | ··<span·class="text">Accidental·Copying·and·Loss·of·Sharing</span> | 164 | ··<span·class="text">Accidental·Copying·and·Loss·of·Sharing</span> |
| 165 | </h2> | 165 | </h2> |
| 166 | <p>When·spawning·a·new·process·using·a·fun,·one·can·accidentally·copy·more·data·to | 166 | <p>When·spawning·a·new·process·using·a·fun,·one·can·accidentally·copy·more·data·to |
| 167 | the·process·than·intended.·For·example:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental1</span><span·class="p"·data-group-id="05 | 167 | the·process·than·intended.·For·example:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental1</span><span·class="p"·data-group-id="0153470215-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="0153470215-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="05 | 168 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="0153470215-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="0153470215-3">(</span><span·class="p"·data-group-id="0153470215-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="05 | 169 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0153470215-4">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0153470215-5">[</span><span·class="n">State</span><span·class="o">#</s[·...·truncated·by·diffoscope;·len:·178,·SHA:·bf40d79af70b9c97deb17f293793a4b95e6f7ffbde1a9c666bb345ba87ef4c8a·...·]5-4">)</span><span·class="w"> |
| 170 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="05 | 170 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="0153470215-2">)</span><span·class="p">.</span></code></pre><p>The·code·in·the·fun·will·extract·one·element·from·the·record·and·print·it.·The |
| 171 | rest·of·the·<code·class="inline">state</code>·record·is·not·used.·However,·when·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/1"><code·class="inline">spawn/1</code></a> | 171 | rest·of·the·<code·class="inline">state</code>·record·is·not·used.·However,·when·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/1"><code·class="inline">spawn/1</code></a> |
| 172 | function·is·executed,·the·entire·record·is·copied·to·the·newly·created·process.</p><p>The·same·kind·of·problem·can·happen·with·a·map:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental2</span><span·class="p"·data-group-id=" | 172 | function·is·executed,·the·entire·record·is·copied·to·the·newly·created·process.</p><p>The·same·kind·of·problem·can·happen·with·a·map:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">accidental2</span><span·class="p"·data-group-id="8357540430-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="8357540430-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 173 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8357540430-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="8357540430-3">(</span><span·class="p"·data-group-id="8357540430-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 174 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8357540430-4">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8357540430-5">[</span><span·class="nf">map_get</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·287,·SHA:·635088e097fb21b2a5049005309fc0767c30a144005923f9d9c935e2ec1fec25·...·]0-4">)</span><span·class="w"> |
| 175 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id=" | 175 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="8357540430-2">)</span><span·class="p">.</span></code></pre><p>In·the·following·example·(part·of·a·module·implementing·the·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html"><code·class="inline">gen_server</code></a> |
| 176 | behavior)·the·created·fun·is·sent·to·another·process:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 176 | behavior)·the·created·fun·is·sent·to·another·process:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id="8139278048-1">(</span><span·class="ss">give_me_a_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·8051726c6aac062b9e16a90c1dbe9174fde6954765ef4179f7e505a1ae04ced3·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8139278048-2">(</span><span·class="p"·data-group-id="8139278048-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="nb">size</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 178 | ····</span><span·class="p"·data-group-id=" | 178 | ····</span><span·class="p"·data-group-id="8139278048-3">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="8139278048-3">}</span><span·class="p">.</span></code></pre><p>How·bad·that·unnecessary·copy·is·depends·on·the·contents·of·the·record·or·the |
| 179 | map.</p><p>For·example,·if·the·<code·class="inline">state</code>·record·is·initialized·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init1</span><span·class="p"·data-group-id=" | 179 | map.</p><p>For·example,·if·the·<code·class="inline">state</code>·record·is·initialized·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init1</span><span·class="p"·data-group-id="0432849589-1">(</span><span·class="p"·data-group-id="0432849589-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="0432849589-2">{</span><span·class="ss">data</span><span·class="o">=</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="0432849589-3">(</span><span·class="mi">1</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·147,·SHA:·fc147dc94868fd128dc84507ba2e30929e66b7cd640fcd94990e75f2a914656e·...·]-2">}</span><span·class="p">.</span></code></pre><p>a·list·with·10000·elements·(or·about·20000·heap·words)·will·be·copied·to·the |
| 181 | newly·created·process.</p><p>An·unnecessary·copy·of·10000·element·list·can·be·bad·enough,·but·it·can·get·even | 181 | newly·created·process.</p><p>An·unnecessary·copy·of·10000·element·list·can·be·bad·enough,·but·it·can·get·even |
| 182 | worse·if·the·<code·class="inline">state</code>·record·contains·<em>shared·subterms</em>.·Here·is·a·simple·example | 182 | worse·if·the·<code·class="inline">state</code>·record·contains·<em>shared·subterms</em>.·Here·is·a·simple·example |
| 183 | of·a·term·with·a·shared·subterm:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 183 | of·a·term·with·a·shared·subterm:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9850234519-1">{</span><span·class="n">SubTerm</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SubTerm</span><span·class="p"·data-group-id="9850234519-1">}</span></code></pre><p>When·a·term·is·copied·to·another·process,·sharing·of·subterms·will·be·lost·and |
| 184 | the·copied·term·can·be·many·times·larger·than·the·original·term.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init2</span><span·class="p"·data-group-id=" | 184 | the·copied·term·can·be·many·times·larger·than·the·original·term.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init2</span><span·class="p"·data-group-id="0675920913-1">(</span><span·class="p"·data-group-id="0675920913-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="n">SharedSubTerms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="n">SharedSubTerms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0675920913-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="0675920913-3">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="0675920913-3">)</span><span[·...·truncated·by·diffoscope;·len:·852,·SHA:·9121ade9e4cd424277397a45005e6833fe4d74dba70c7ad15ac1c005785262e5·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id=" | 186 | ····</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="0675920913-7">{</span><span·class="ss">data</span><span·class="o">=</span><span·class="n">Shared</span><span·class="p"·data-group-id="0675920913-7">}</span><span·class="p">.</span></code></pre><p>In·the·process·that·calls·<code·class="inline">init2/0</code>,·the·size·of·the·<code·class="inline">data</code>·field·in·the·<code·class="inline">state</code> |
| 187 | record·will·be·32·heap·words.·When·the·record·is·copied·to·the·newly·created | 187 | record·will·be·32·heap·words.·When·the·record·is·copied·to·the·newly·created |
| 188 | process,·sharing·will·be·lost·and·the·size·of·the·copied·<code·class="inline">data</code>·field·will·be | 188 | process,·sharing·will·be·lost·and·the·size·of·the·copied·<code·class="inline">data</code>·field·will·be |
| 189 | 131070·heap·words.·More·details·about | 189 | 131070·heap·words.·More·details·about |
| 190 | <a·href="eff_guide_processes.html#loss-of-sharing">loss·off·sharing</a>·are·found·in·a·later | 190 | <a·href="eff_guide_processes.html#loss-of-sharing">loss·off·sharing</a>·are·found·in·a·later |
| 191 | section.</p><p>To·avoid·the·problem,·outside·of·the·fun·extract·only·the·fields·of·the·record | 191 | section.</p><p>To·avoid·the·problem,·outside·of·the·fun·extract·only·the·fields·of·the·record |
| 192 | that·are·actually·used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental1</span><span·class="p"·data-group-id="7 | 192 | that·are·actually·used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental1</span><span·class="p"·data-group-id="6736181348-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="6736181348-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">info</span><span·class="p">,</span><span·class="w"> | 193 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">info</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="7 | 194 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="6736181348-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="6736181348-3">(</span><span·class="p"·data-group-id="6736181348-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7 | 195 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6736181348-4">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6736181348-5">[</span><span·class="n">Info</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·74,·SHA:·da9e9977994ff33d47cc30fc0db82f07b024a79c4f049d2ef2cb569afc2ff6bf·...·]-4">)</span><span·class="w"> |
| 196 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="7 | 196 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="6736181348-2">)</span><span·class="p">.</span></code></pre><p>Similarly,·outside·of·the·fun·extract·only·the·map·elements·that·are·actually |
| 197 | used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental2</span><span·class="p"·data-group-id="2 | 197 | used:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fixed_accidental2</span><span·class="p"·data-group-id="2732658318-1">(</span><span·class="n">State</span><span·class="p"·data-group-id="2732658318-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">map_get</span><span·class="p"·data-group-id="2 | 198 | ····</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">map_get</span><span·class="p"·data-group-id="2732658318-2">(</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="2732658318-2">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="2 | 199 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="2732658318-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="2732658318-4">(</span><span·class="p"·data-group-id="2732658318-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2 | 200 | ··················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2732658318-5">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2732658318-6">[</span><span·class="n">Info</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·73,·SHA:·7112dab4307ab5309f2895db9edac1ac3e6e005b62b99c381f2e02c49c69cc3d·...·]-5">)</span><span·class="w"> |
| 201 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="2 | 201 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="2732658318-3">)</span><span·class="p">.</span></code></pre><h2·id="list_to_atom-1"·class="section-heading"> |
| 202 | ··<a·href="#list_to_atom-1"·class="hover-link"> | 202 | ··<a·href="#list_to_atom-1"·class="hover-link"> |
| 203 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 203 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 204 | ··</a> | 204 | ··</a> |
| 205 | ··<span·class="text">list_to_atom/1</span> | 205 | ··<span·class="text">list_to_atom/1</span> |
| 206 | </h2> | 206 | </h2> |
| 207 | <p>Atoms·are·not·garbage-collected.·Once·an·atom·is·created,·it·is·never·removed. | 207 | <p>Atoms·are·not·garbage-collected.·Once·an·atom·is·created,·it·is·never·removed. |
| 208 | The·emulator·terminates·if·the·limit·for·the·number·of·atoms·(1,048,576·by | 208 | The·emulator·terminates·if·the·limit·for·the·number·of·atoms·(1,048,576·by |
| 209 | default)·is·reached.</p><p>Therefore,·converting·arbitrary·input·strings·to·atoms·can·be·dangerous·in·a | 209 | default)·is·reached.</p><p>Therefore,·converting·arbitrary·input·strings·to·atoms·can·be·dangerous·in·a |
| 210 | system·that·runs·continuously.·If·only·certain·well-defined·atoms·are·allowed·as | 210 | system·that·runs·continuously.·If·only·certain·well-defined·atoms·are·allowed·as |
| 211 | input,·<a·href="../../erts-15.2.3/doc/html/erlang.html#list_to_existing_atom/1"><code·class="inline">list_to_existing_atom/1</code></a>·or | 211 | input,·<a·href="../../erts-15.2.3/doc/html/erlang.html#list_to_existing_atom/1"><code·class="inline">list_to_existing_atom/1</code></a>·or |
| 212 | <a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_existing_atom/1"><code·class="inline">binary_to_existing_atom/1</code></a>·can·be·used | 212 | <a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_existing_atom/1"><code·class="inline">binary_to_existing_atom/1</code></a>·can·be·used |
| 213 | to·guard·against·a·denial-of-service·attack.·(All·atoms·that·are·allowed·must | 213 | to·guard·against·a·denial-of-service·attack.·(All·atoms·that·are·allowed·must |
| 214 | have·been·created·earlier,·for·example,·by·using·all·of·them·in·a·module | 214 | have·been·created·earlier,·for·example,·by·using·all·of·them·in·a·module |
| 215 | and·loading·that·module.)</p><p>Using·<a·href="../../erts-15.2.3/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code></a>·to·construct·an·atom·that | 215 | and·loading·that·module.)</p><p>Using·<a·href="../../erts-15.2.3/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code></a>·to·construct·an·atom·that |
| 216 | is·passed·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply/3</code></a>·is·quite·expensive.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">apply</span><span·class="p"·data-group-id=" | 216 | is·passed·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply/3</code></a>·is·quite·expensive.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">apply</span><span·class="p"·data-group-id="3848735585-1">(</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id="3848735585-2">(</span><span·class="s">"some_prefix"</span><span·class="o">++</span><span·class="n">Var</span><span·class="p"·data-group-id="3848735585-2">)</[·...·truncated·by·diffoscope;·len:·196,·SHA:·790f15092042f687db67d5398eccac7c4483d09197f8317673b398496b2c6226·...·]-1">)</span></code></pre><h2·id="length-1"·class="section-heading"> |
| 217 | ··<a·href="#length-1"·class="hover-link"> | 217 | ··<a·href="#length-1"·class="hover-link"> |
| 218 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 218 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 219 | ··</a> | 219 | ··</a> |
| 220 | ··<span·class="text">length/1</span> | 220 | ··<span·class="text">length/1</span> |
| 221 | </h2> | 221 | </h2> |
| 222 | <p>The·time·for·calculating·the·length·of·a·list·is·proportional·to·the·length·of | 222 | <p>The·time·for·calculating·the·length·of·a·list·is·proportional·to·the·length·of |
| 223 | the·list,·as·opposed·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>, | 223 | the·list,·as·opposed·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>, |
| 224 | <a·href="../../erts-15.2.3/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>,·and·<a·href="../../erts-15.2.3/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>,·which·all | 224 | <a·href="../../erts-15.2.3/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>,·and·<a·href="../../erts-15.2.3/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>,·which·all |
| 225 | execute·in·constant·time.</p><p>Normally,·there·is·no·need·to·worry·about·the·speed·of·<a·href="../../erts-15.2.3/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>, | 225 | execute·in·constant·time.</p><p>Normally,·there·is·no·need·to·worry·about·the·speed·of·<a·href="../../erts-15.2.3/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>, |
| 226 | because·it·is·efficiently·implemented·in·C.·In·time-critical·code,·you·might | 226 | because·it·is·efficiently·implemented·in·C.·In·time-critical·code,·you·might |
| 227 | want·to·avoid·it·if·the·input·list·could·potentially·be·very·long.</p><p>Some·uses·of·<a·href="../../erts-15.2.3/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>·can·be·replaced·by·matching.·For·example, | 227 | want·to·avoid·it·if·the·input·list·could·potentially·be·very·long.</p><p>Some·uses·of·<a·href="../../erts-15.2.3/doc/html/erlang.html#length/1"><code·class="inline">length/1</code></a>·can·be·replaced·by·matching.·For·example, |
| 228 | the·following·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="0740810993-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="0740810993-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">length</span><span·class="p"·data-group-id="0740810993-2">(</span><span·class="n">L</span><span·class="p"·data-group-id="0740810993-2">)</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">3</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 229 | 228 | the·following·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="5587735018-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="5587735018-1">)</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·301,·SHA:·85a74259cb5e8ec6b1a0bb4739805751ce87276141bf037713407c5de78a0750·...·]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | |
| 229 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>can·be·rewritten·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="1587437935-1">(</span><span·class="p"·data-group-id="1587437935-2">[</span><span·class="p">_</span><span·class="p">,</span><span·class="p">_</span><span·class="p">,</span><span·class="p">_</span><span·class="p">|</span><span·class="p">_</span><span·class="p"·data-group-id="1587437935-2">]</span><span·class="o">=</span><span·class="n">L</span><span·class="p"·data-group-id="1587437935-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 230 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>One·slight·difference·is·that·<a·href="../../erts-15.2.3/doc/html/erlang.html#length/1"><code·class="inline">length(L)</code></a>·fails·if·<code·class="inline">L</code>·is·an | 230 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>One·slight·difference·is·that·<a·href="../../erts-15.2.3/doc/html/erlang.html#length/1"><code·class="inline">length(L)</code></a>·fails·if·<code·class="inline">L</code>·is·an |
| 231 | improper·list,·while·the·pattern·in·the·second·code·fragment·accepts·an·improper | 231 | improper·list,·while·the·pattern·in·the·second·code·fragment·accepts·an·improper |
| 232 | list.</p><h2·id="setelement-3"·class="section-heading"> | 232 | list.</p><h2·id="setelement-3"·class="section-heading"> |
| 233 | ··<a·href="#setelement-3"·class="hover-link"> | 233 | ··<a·href="#setelement-3"·class="hover-link"> |
| 234 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 234 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 235 | ··</a> | 235 | ··</a> |
| 236 | ··<span·class="text">setelement/3</span> | 236 | ··<span·class="text">setelement/3</span> |
| Offset 238, 18 lines modified | Offset 238, 18 lines modified | ||
| 238 | <p><a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·copies·the·tuple·it·modifies.·Therefore, | 238 | <p><a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·copies·the·tuple·it·modifies.·Therefore, |
| 239 | updating·a·tuple·in·a·loop·using·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·creates·a·new | 239 | updating·a·tuple·in·a·loop·using·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·creates·a·new |
| 240 | copy·of·the·tuple·every·time.</p><p>There·is·one·exception·to·the·rule·that·the·tuple·is·copied.·If·the·compiler | 240 | copy·of·the·tuple·every·time.</p><p>There·is·one·exception·to·the·rule·that·the·tuple·is·copied.·If·the·compiler |
| 241 | clearly·can·see·that·destructively·updating·the·tuple·would·give·the·same·result | 241 | clearly·can·see·that·destructively·updating·the·tuple·would·give·the·same·result |
| 242 | as·if·the·tuple·was·copied,·the·call·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·is | 242 | as·if·the·tuple·was·copied,·the·call·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·is |
| 243 | replaced·with·a·special·destructive·<code·class="inline">setelement</code>·instruction.·In·the·following | 243 | replaced·with·a·special·destructive·<code·class="inline">setelement</code>·instruction.·In·the·following |
| 244 | code·sequence,·the·first·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·copies·the·tuple | 244 | code·sequence,·the·first·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·copies·the·tuple |
| 245 | and·modifies·the·ninth·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">multiple_setelement</span><span·class="p"·data-group-id=" | 245 | and·modifies·the·ninth·element:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">multiple_setelement</span><span·class="p"·data-group-id="6553831054-1">(</span><span·class="n">T0</span><span·class="p"·data-group-id="6553831054-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="6553831054-2">(<[·...·truncated·by·diffoscope;·len:·72,·SHA:·3e0ffe41192be3590b5920ac277fbd63b76fc932e83c7872108a1f2fc42a8633·...·]-2">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="mi">9</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 246 | ····</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 246 | ····</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id="6553831054-3">(</span><span·class="mi">9</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p"·data-group-id="6553831054-3">)</span><span·class="p">,</span><span·class="w"> |
| 247 | ····</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id="6553831054-4">(</span><span·class="mi">7</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foobar</span><span·class="p"·data-group-id="6553831054-4">)</span><span·class="p">,</span><span·class="w"> |
| 248 | ····</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 248 | ····</span><span·class="nf">setelement</span><span·class="p"·data-group-id="6553831054-5">(</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">new_value</span><span·class="p"·data-group-id="6553831054-5">)</span><span·class="p">.</span></code></pre><p>The·two·following·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·calls·modify·the·tuple·in |
| 249 | place.</p><p>For·the·optimization·to·be·applied,·<em>all</em>·the·following·conditions·must·be·true:</p><ul><li>The·tuple·argument·must·be·known·to·be·a·tuple·of·a·known·size.</li><li>The·indices·must·be·integer·literals,·not·variables·or·expressions.</li><li>The·indices·must·be·given·in·descending·order.</li><li>There·must·be·no·calls·to·another·function·in·between·the·calls·to | 249 | place.</p><p>For·the·optimization·to·be·applied,·<em>all</em>·the·following·conditions·must·be·true:</p><ul><li>The·tuple·argument·must·be·known·to·be·a·tuple·of·a·known·size.</li><li>The·indices·must·be·integer·literals,·not·variables·or·expressions.</li><li>The·indices·must·be·given·in·descending·order.</li><li>There·must·be·no·calls·to·another·function·in·between·the·calls·to |
| 250 | <a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li><li>The·tuple·returned·from·one·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·must·only·be | 250 | <a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li><li>The·tuple·returned·from·one·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>·call·must·only·be |
| 251 | used·in·the·subsequent·call·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li></ul><p>If·the·code·cannot·be·structured·as·in·the·<code·class="inline">multiple_setelement/1</code>·example,·the | 251 | used·in·the·subsequent·call·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#setelement/3"><code·class="inline">setelement/3</code></a>.</li></ul><p>If·the·code·cannot·be·structured·as·in·the·<code·class="inline">multiple_setelement/1</code>·example,·the |
| 252 | best·way·to·modify·multiple·elements·in·a·large·tuple·is·to·convert·the·tuple·to | 252 | best·way·to·modify·multiple·elements·in·a·large·tuple·is·to·convert·the·tuple·to |
| 253 | a·list,·modify·the·list,·and·convert·it·back·to·a·tuple.</p><h2·id="size-1"·class="section-heading"> | 253 | a·list,·modify·the·list,·and·convert·it·back·to·a·tuple.</p><h2·id="size-1"·class="section-heading"> |
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| 192 | ··</a> | 192 | ··</a> |
| 193 | ··<span·class="text">Representation·of·Floating·Point·Numbers</span> | 193 | ··<span·class="text">Representation·of·Floating·Point·Numbers</span> |
| 194 | </h3> | 194 | </h3> |
| 195 | <p>When·working·with·floats·you·may·not·see·what·you·expect·when·printing·or·doing | 195 | <p>When·working·with·floats·you·may·not·see·what·you·expect·when·printing·or·doing |
| 196 | arithmetic·operations.·This·is·because·floats·are·represented·by·a·fixed·number | 196 | arithmetic·operations.·This·is·because·floats·are·represented·by·a·fixed·number |
| 197 | of·bits·in·a·base-2·system·while·printed·floats·are·represented·with·a·base-10 | 197 | of·bits·in·a·base-2·system·while·printed·floats·are·represented·with·a·base-10 |
| 198 | system.·Erlang·uses·64-bit·floats.·Here·are·examples·of·this·phenomenon:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="mf">0.1</span><span·class="o">+</span><span·class="mf">0.2</span><span·class="p">.</span><span·class="w"> | 198 | system.·Erlang·uses·64-bit·floats.·Here·are·examples·of·this·phenomenon:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="mf">0.1</span><span·class="o">+</span><span·class="mf">0.2</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="mf">0.30000000000000004</span></code></pre><p>The·real·numbers·<code·class="inline">0.1</code>·and·<code·class="inline">0.2</code>·cannot·be·represented·exactly·as·floats.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 199 | </span><span·class="mf">0.30000000000000004</span></code></pre><p>The·real·numbers·<code·class="inline">0.1</code>·and·<code·class="inline">0.2</code>·cannot·be·represented·exactly·as·floats.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="5398706731-1">{</span><span·class="mf">36028797018963968.0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">36028797018963968</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mf">36028797018963968.0</span><span·class="p">,</span><span·class="w"> |
| 200 | ··</span><span·class="mf">36028797018963970.0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">36028797018963970</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mf">36028797018963970.0</span><span·class="p"·data-group-id=" | 200 | ··</span><span·class="mf">36028797018963970.0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">36028797018963970</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mf">36028797018963970.0</span><span·class="p"·data-group-id="5398706731-1">}</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="5398706731-2">{</span><span·class="mf">3.602879701896397e16</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w"> |
| 202 | ·</span><span·class="mf">3.602879701896397e16</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id=" | 202 | ·</span><span·class="mf">3.602879701896397e16</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="5398706731-2">}</span><span·class="p">.</span></code></pre><p>The·value·<code·class="inline">36028797018963968</code>·can·be·represented·exactly·as·a·float·value·but |
| 203 | Erlang's·pretty·printer·rounds·<code·class="inline">36028797018963968.0</code>·to·<code·class="inline">3.602879701896397e16</code> | 203 | Erlang's·pretty·printer·rounds·<code·class="inline">36028797018963968.0</code>·to·<code·class="inline">3.602879701896397e16</code> |
| 204 | (<code·class="inline">=36028797018963970.0</code>)·as·all·values·in·the·range | 204 | (<code·class="inline">=36028797018963970.0</code>)·as·all·values·in·the·range |
| 205 | <code·class="inline">[36028797018963966.0,·36028797018963972.0]</code>·are·represented·by | 205 | <code·class="inline">[36028797018963966.0,·36028797018963972.0]</code>·are·represented·by |
| 206 | <code·class="inline">36028797018963968.0</code>.</p><p>For·more·information·about·floats·and·issues·with·them·see:</p><ul><li><a·href="https://floating-point-gui.de/">What·Every·Programmer·Should·Know·About·Floating-Point·Arithmetic</a></li><li><a·href="https://0.30000000000000004.com/">0.30000000000000004.com/</a></li><li><a·href="https://docs.python.org/3/tutorial/floatingpoint.html">Floating·Point·Arithmetic:·Issues·and·Limitations</a></li></ul><p>If·you·need·to·work·with·exact·decimal·fractions,·for·instance·to·represent | 206 | <code·class="inline">36028797018963968.0</code>.</p><p>For·more·information·about·floats·and·issues·with·them·see:</p><ul><li><a·href="https://floating-point-gui.de/">What·Every·Programmer·Should·Know·About·Floating-Point·Arithmetic</a></li><li><a·href="https://0.30000000000000004.com/">0.30000000000000004.com/</a></li><li><a·href="https://docs.python.org/3/tutorial/floatingpoint.html">Floating·Point·Arithmetic:·Issues·and·Limitations</a></li></ul><p>If·you·need·to·work·with·exact·decimal·fractions,·for·instance·to·represent |
| 207 | money,·it·is·recommended·to·use·a·library·that·handles·that,·or·work·in | 207 | money,·it·is·recommended·to·use·a·library·that·handles·that,·or·work·in |
| 208 | cents·instead·of·dollars·or·euros·so·that·decimal·fractions·are·not·needed.</p><p>Also·note·that·Erlang's·floats·do·not·exactly·match·IEEE·754·floats, | 208 | cents·instead·of·dollars·or·euros·so·that·decimal·fractions·are·not·needed.</p><p>Also·note·that·Erlang's·floats·do·not·exactly·match·IEEE·754·floats, |
| 209 | in·that·neither·<em>Inf</em>·nor·<em>NaN</em>·are·supported·in·Erlang.·Any | 209 | in·that·neither·<em>Inf</em>·nor·<em>NaN</em>·are·supported·in·Erlang.·Any |
| Offset 237, 52 lines modified | Offset 237, 52 lines modified | ||
| 237 | by·eight·are·called·<em>binaries</em>.</p><p><em>Examples:</em></p><pre><code·class="text">1>·<<10,20>>. | 237 | by·eight·are·called·<em>binaries</em>.</p><p><em>Examples:</em></p><pre><code·class="text">1>·<<10,20>>. |
| 238 | <<10,20>> | 238 | <<10,20>> |
| 239 | 2>·<<"ABC">>. | 239 | 2>·<<"ABC">>. |
| 240 | <<"ABC">> | 240 | <<"ABC">> |
| 241 | 3>·<<1:1,0:1>>. | 241 | 3>·<<1:1,0:1>>. |
| 242 | <<2:2>></code></pre><p>The·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_bitstring/1"><code·class="inline">is_bitstring/1</code></a>·BIF·tests·whether·a | 242 | <<2:2>></code></pre><p>The·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_bitstring/1"><code·class="inline">is_bitstring/1</code></a>·BIF·tests·whether·a |
| 243 | term·is·a·bit·string,·and·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_binary/1"><code·class="inline">is_binary/1</code></a> | 243 | term·is·a·bit·string,·and·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_binary/1"><code·class="inline">is_binary/1</code></a> |
| 244 | BIF·tests·whether·a·term·is·a·binary.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">is_bitstring</span><span·class="p"·data-group-id=" | 244 | BIF·tests·whether·a·term·is·a·binary.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">is_bitstring</span><span·class="p"·data-group-id="1585678909-1">(</span><span·class="p"·data-group-id="1585678909-2"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">1</span><span·class="p"·data-group-id="1585678909-2">>></span><span·class="p"·data-group-id="158567890[·...·truncated·by·diffoscope;·len:·1,·SHA:·19581e27de7ced00ff1ce50b2047e7a567c76b1cbaebabe5ef03f7c3017bb5b7·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 245 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 246 | 2>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id=" | 246 | 2>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="1585678909-3">(</span><span·class="p"·data-group-id="1585678909-4"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">1</span><span·class="p"·data-group-id="1585678909-4">>></span><span·class="p"·data-group-id="158567890[·...·truncated·by·diffoscope;·len:·1,·SHA:·19581e27de7ced00ff1ce50b2047e7a567c76b1cbaebabe5ef03f7c3017bb5b7·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 247 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 248 | 3>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id=" | 248 | 3>·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="1585678909-5">(</span><span·class="p"·data-group-id="1585678909-6"><<</span><span·class="mi">42</span><span·class="p"·data-group-id="1585678909-6">>></span><span·class="p"·data-group-id="1585678909-5">)</span><span·class="p">.</span><span·class="w"> |
| 249 | </span><span·class="ss">true</span><span·class="w"> | 249 | </span><span·class="ss">true</span><span·class="w"> |
| 250 | </span></code></pre><p>For·more·examples,·see·<a·href="../../doc/system/bit_syntax.html">Programming·Examples</a>.</p><h2·id="reference"·class="section-heading"> | 250 | </span></code></pre><p>For·more·examples,·see·<a·href="../../doc/system/bit_syntax.html">Programming·Examples</a>.</p><h2·id="reference"·class="section-heading"> |
| 251 | ··<a·href="#reference"·class="hover-link"> | 251 | ··<a·href="#reference"·class="hover-link"> |
| 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 253 | ··</a> | 253 | ··</a> |
| 254 | ··<span·class="text">Reference</span> | 254 | ··<span·class="text">Reference</span> |
| 255 | </h2> | 255 | </h2> |
| 256 | <p>A·term·that·is·<a·href="../../doc/system/system_limits.html#unique_references">unique</a> | 256 | <p>A·term·that·is·<a·href="../../doc/system/system_limits.html#unique_references">unique</a> |
| 257 | among·connected·nodes.·A·reference·is·created·by·calling·the | 257 | among·connected·nodes.·A·reference·is·created·by·calling·the |
| 258 | <a·href="../../erts-15.2.3/doc/html/erlang.html#make_ref/0"><code·class="inline">make_ref/0</code></a>·BIF.·The | 258 | <a·href="../../erts-15.2.3/doc/html/erlang.html#make_ref/0"><code·class="inline">make_ref/0</code></a>·BIF.·The |
| 259 | <a·href="../../erts-15.2.3/doc/html/erlang.html#is_reference/1"><code·class="inline">is_reference/1</code></a>·BIF·tests·whether·a·term | 259 | <a·href="../../erts-15.2.3/doc/html/erlang.html#is_reference/1"><code·class="inline">is_reference/1</code></a>·BIF·tests·whether·a·term |
| 260 | is·a·reference.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id=" | 260 | is·a·reference.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="7907941402-1">(</span><span·class="p"·data-group-id="7907941402-1">)</span><span·class="p">.</span><span·class="w"> |
| 261 | </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.76482849</span><span·class="p">.</span><span·class="mf">3801088007.198204</span><span·class="o">></span><span·class="gp·unselectable"> | 261 | </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.76482849</span><span·class="p">.</span><span·class="mf">3801088007.198204</span><span·class="o">></span><span·class="gp·unselectable"> |
| 262 | 2>·</span><span·class="nf">is_reference</span><span·class="p"·data-group-id=" | 262 | 2>·</span><span·class="nf">is_reference</span><span·class="p"·data-group-id="7907941402-2">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="7907941402-2">)</span><span·class="p">.</span><span·class="w"> |
| 263 | </span><span·class="ss">true</span></code></pre><h2·id="fun"·class="section-heading"> | 263 | </span><span·class="ss">true</span></code></pre><h2·id="fun"·class="section-heading"> |
| 264 | ··<a·href="#fun"·class="hover-link"> | 264 | ··<a·href="#fun"·class="hover-link"> |
| 265 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 265 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 266 | ··</a> | 266 | ··</a> |
| 267 | ··<span·class="text">Fun</span> | 267 | ··<span·class="text">Fun</span> |
| 268 | </h2> | 268 | </h2> |
| 269 | <p>A·fun·is·a·functional·object.·Funs·make·it·possible·to·create·an·anonymous | 269 | <p>A·fun·is·a·functional·object.·Funs·make·it·possible·to·create·an·anonymous |
| 270 | function·and·pass·the·function·itself·—·not·its·name·—·as·argument·to·other | 270 | function·and·pass·the·function·itself·—·not·its·name·—·as·argument·to·other |
| 271 | functions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Fun1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 271 | functions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Fun1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3353941441-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="3353941441-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="o">+</span><span·class="mi">1</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.39074546</span><span·class="o">></span><span·class="gp·unselectable"> | 272 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.39074546</span><span·class="o">></span><span·class="gp·unselectable"> |
| 273 | 2>·</span><span·class="n">Fun1</span><span·class="p"·data-group-id=" | 273 | 2>·</span><span·class="n">Fun1</span><span·class="p"·data-group-id="3353941441-2">(</span><span·class="mi">2</span><span·class="p"·data-group-id="3353941441-2">)</span><span·class="p">.</span><span·class="w"> |
| 274 | </span><span·class="mi">3</span></code></pre><p>The·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_function/1"><code·class="inline">is_function/1</code></a>·and·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_function/2"><code·class="inline">is_function/2</code></a> | 274 | </span><span·class="mi">3</span></code></pre><p>The·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_function/1"><code·class="inline">is_function/1</code></a>·and·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_function/2"><code·class="inline">is_function/2</code></a> |
| 275 | BIFs·tests·whether·a·term·is·a·fun.</p><p><em>Examples</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 275 | BIFs·tests·whether·a·term·is·a·fun.</p><p><em>Examples</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5215864972-1">(</span><span·class="p"·data-group-id="5215864972-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.105768164</span><span·class="o">></span><span·class="gp·unselectable"> | 276 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.105768164</span><span·class="o">></span><span·class="gp·unselectable"> |
| 277 | 2>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id=" | 277 | 2>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id="5215864972-2">(</span><span·class="n">F</span><span·class="p"·data-group-id="5215864972-2">)</span><span·class="p">.</span><span·class="w"> |
| 278 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 278 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 279 | 3>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id=" | 279 | 3>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id="5215864972-3">(</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="5215864972-3">)</span><span·class="p">.</span><span·class="w"> |
| 280 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 280 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 281 | 4>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id=" | 281 | 4>·</span><span·class="nf">is_function</span><span·class="p"·data-group-id="5215864972-4">(</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="5215864972-4">)</span><span·class="p">.</span><span·class="w"> |
| 282 | </span><span·class="ss">false</span></code></pre><p>Read·more·about·funs·in·<a·href="expressions.html#fun-expressions">Fun·Expressions</a>.·For·more | 282 | </span><span·class="ss">false</span></code></pre><p>Read·more·about·funs·in·<a·href="expressions.html#fun-expressions">Fun·Expressions</a>.·For·more |
| 283 | examples,·see·<a·href="../../doc/system/funs.html">Programming·Examples</a>.</p><h2·id="port-identifier"·class="section-heading"> | 283 | examples,·see·<a·href="../../doc/system/funs.html">Programming·Examples</a>.</p><h2·id="port-identifier"·class="section-heading"> |
| 284 | ··<a·href="#port-identifier"·class="hover-link"> | 284 | ··<a·href="#port-identifier"·class="hover-link"> |
| 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 286 | ··</a> | 286 | ··</a> |
| 287 | ··<span·class="text">Port·Identifier</span> | 287 | ··<span·class="text">Port·Identifier</span> |
| 288 | </h2> | 288 | </h2> |
| Offset 300, 94 lines modified | Offset 300, 94 lines modified | ||
| 300 | for·a·new·process·after·a·while.</p><p>The·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·returns·the·Pid·of·the·calling·process.·When | 300 | for·a·new·process·after·a·while.</p><p>The·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·returns·the·Pid·of·the·calling·process.·When |
| 301 | <a·href="ref_man_processes.html#process-creation">creating·a·new·process</a>,·the·parent | 301 | <a·href="ref_man_processes.html#process-creation">creating·a·new·process</a>,·the·parent |
| 302 | process·will·be·able·to·get·the·Pid·of·the·child·process·either·via·the·return | 302 | process·will·be·able·to·get·the·Pid·of·the·child·process·either·via·the·return |
| 303 | value,·as·is·the·case·when·calling·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/3"><code·class="inline">spawn/3</code></a>·BIF,·or·via | 303 | value,·as·is·the·case·when·calling·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/3"><code·class="inline">spawn/3</code></a>·BIF,·or·via |
| 304 | a·message,·which·is·the·case·when·calling·the | 304 | a·message,·which·is·the·case·when·calling·the |
| 305 | <a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/5</code></a>·BIF.·A·Pid·is·typically·used·when | 305 | <a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/5</code></a>·BIF.·A·Pid·is·typically·used·when |
| 306 | when·sending·a·process·a·<a·href="ref_man_processes.html#signals">signal</a>.·The | 306 | when·sending·a·process·a·<a·href="ref_man_processes.html#signals">signal</a>.·The |
| 307 | <a·href="../../erts-15.2.3/doc/html/erlang.html#is_pid/1"><code·class="inline">is_pid/1</code></a>·BIF·tests·whether·a·term·is·a·Pid.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="91 | 307 | <a·href="../../erts-15.2.3/doc/html/erlang.html#is_pid/1"><code·class="inline">is_pid/1</code></a>·BIF·tests·whether·a·term·is·a·Pid.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9103964054-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="9103964054-1">)</span><span·class="p">.</span><span·class="w"> |
| 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="91 | 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9103964054-2">(</span><span·class="p"·data-group-id="9103964054-3">[</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="9103964054-3">]</span><span·class="p"·data-group-id="9103964054-2">)</span><span·class="p">.</span><span·class="w"> |
| 309 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="91 | 309 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="9103964054-4">(</span><span·class="p"·data-group-id="9103964054-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 310 | ····</span><span·class="k">receive</span><span·class="w"> | 310 | ····</span><span·class="k">receive</span><span·class="w"> |
| 311 | ········</span><span·class="ss">who_are_you</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 311 | ········</span><span·class="ss">who_are_you</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 312 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="91 | 312 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="9103964054-5">(</span><span·class="s">"I·am·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9103964054-6">[</span><span·class="nf">sel[·...·truncated·by·diffoscope;·len:·208,·SHA:·c1a8e66a99ce028b6d79293dfa3a668617d6644690e8722650bfee6cba44d36f·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 313 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="91 | 313 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="9103964054-8">(</span><span·class="p"·data-group-id="9103964054-8">)</span><span·class="w"> |
| 314 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 314 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 315 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="91 | 315 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="9103964054-9">(</span><span·class="ss">m</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loop</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9103964054-10">[</span><span·class="p"·data-group-id="91[·...·truncated·by·diffoscope;·len:·62,·SHA:·393d56043f6d9440ef3622f8556595cbfa3cc10214be5ad48efc60e1e28702a7·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 316 | </span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 316 | </span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 317 | 2>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">who_are_you</span><span·class="p">.</span><span·class="w"> | 317 | 2>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">who_are_you</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="n">I</span><span·class="w">·</span><span·class="ss">am</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> | 318 | </span><span·class="n">I</span><span·class="w">·</span><span·class="ss">am</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.58</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 319 | </span><span·class="ss">who_are_you</span></code></pre><p>Read·more·about·processes·in·<a·href="ref_man_processes.html">Processes</a>.</p><h2·id="tuple"·class="section-heading"> | 319 | </span><span·class="ss">who_are_you</span></code></pre><p>Read·more·about·processes·in·<a·href="ref_man_processes.html">Processes</a>.</p><h2·id="tuple"·class="section-heading"> |
| 320 | ··<a·href="#tuple"·class="hover-link"> | 320 | ··<a·href="#tuple"·class="hover-link"> |
| 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 321 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 322 | ··</a> | 322 | ··</a> |
| 323 | ··<span·class="text">Tuple</span> | 323 | ··<span·class="text">Tuple</span> |
| 324 | </h2> | 324 | </h2> |
| 325 | <p>A·tuple·is·a·compound·data·type·with·a·fixed·number·of·terms:</p><pre><code·class="text">{Term1,...,TermN}</code></pre><p>Each·term·<code·class="inline">Term</code>·in·the·tuple·is·called·an·<em>element</em>.·The·number·of·elements·is | 325 | <p>A·tuple·is·a·compound·data·type·with·a·fixed·number·of·terms:</p><pre><code·class="text">{Term1,...,TermN}</code></pre><p>Each·term·<code·class="inline">Term</code>·in·the·tuple·is·called·an·<em>element</em>.·The·number·of·elements·is |
| 326 | said·to·be·the·<em>size</em>·of·the·tuple.</p><p>There·exists·a·number·of·BIFs·to·manipulate·tuples.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 326 | said·to·be·the·<em>size</em>·of·the·tuple.</p><p>There·exists·a·number·of·BIFs·to·manipulate·tuples.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2073663182-1">{</span><span·class="ss">adam</span><span·class="p">,</span><span·class="mi">24</span><span·class="p">,</span><span·class="p"·data-group-id="2073663182-2">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·9e65b0552a3f94fc365bb7523935774d08dc4c65752b5b5f194cba9f906368d6·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 327 | </span><span·class="p"·data-group-id=" | 327 | </span><span·class="p"·data-group-id="2073663182-3">{</span><span·class="ss">adam</span><span·class="p">,</span><span·class="mi">24</span><span·class="p">,</span><span·class="p"·data-group-id="2073663182-4">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·576b58e9e9186644154cc3e33fb34224294826ffeb595061ccacdcee229f6f10·...·]-3">}</span><span·class="gp·unselectable"> |
| 328 | 2>·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 328 | 2>·</span><span·class="nf">element</span><span·class="p"·data-group-id="2073663182-5">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">P</span><span·class="p"·data-group-id="2073663182-5">)</span><span·class="p">.</span><span·class="w"> |
| 329 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> | 329 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> |
| 330 | 3>·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 330 | 3>·</span><span·class="nf">element</span><span·class="p"·data-group-id="2073663182-6">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="n">P</span><span·class="p"·data-group-id="2073663182-6">)</span><span·class="p">.</span><span·class="w"> |
| 331 | </span><span·class="p"·data-group-id=" | 331 | </span><span·class="p"·data-group-id="2073663182-7">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><span·class="p"·data-group-id="2073663182-7">}</span><span·class="gp·unselectable"> |
| 332 | 4>·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id=" | 332 | 4>·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">setelement</span><span·class="p"·data-group-id="2073663182-8">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="n">P</span><span·class="p">,</span><span·class="mi">25</span><span·class="p"·data-group-id="2073663182-8">)</span><span·class="p">.</span><span·class="w"> |
| 333 | </span><span·class="p"·data-group-id=" | 333 | </span><span·class="p"·data-group-id="2073663182-9">{</span><span·class="ss">adam</span><span·class="p">,</span><span·class="mi">25</span><span·class="p">,</span><span·class="p"·data-group-id="2073663182-10">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span>[·...·truncated·by·diffoscope;·len:·95,·SHA:·20ade5049447c2d8a120eb1b0986aad518e99ef0ec6f4f9ebe53282dfe062328·...·]-9">}</span><span·class="gp·unselectable"> |
| 334 | 5>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id=" | 334 | 5>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="2073663182-11">(</span><span·class="n">P</span><span·class="p"·data-group-id="2073663182-11">)</span><span·class="p">.</span><span·class="w"> |
| 335 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 335 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 336 | 6>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id=" | 336 | 6>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="2073663182-12">(</span><span·class="p"·data-group-id="2073663182-13">{</span><span·class="p"·data-group-id="2073663182-13">}</span><span·class="p"·data-group-id="2073663182-12">)</span><span·class="p">.</span><span·class="w"> |
| 337 | </span><span·class="mi">0</span><span·class="gp·unselectable"> | 337 | </span><span·class="mi">0</span><span·class="gp·unselectable"> |
| 338 | 7>·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id=" | 338 | 7>·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="2073663182-14">(</span><span·class="p"·data-group-id="2073663182-15">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="2073663182-15">}</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·ee1d612c89473cffff02cfd9cc05cd18075552dbc3fb0b473052606cb1d163bf·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 339 | </span><span·class="ss">true</span></code></pre><h2·id="map"·class="section-heading"> | 339 | </span><span·class="ss">true</span></code></pre><h2·id="map"·class="section-heading"> |
| 340 | ··<a·href="#map"·class="hover-link"> | 340 | ··<a·href="#map"·class="hover-link"> |
| 341 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 341 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 342 | ··</a> | 342 | ··</a> |
| 343 | ··<span·class="text">Map</span> | 343 | ··<span·class="text">Map</span> |
| 344 | </h2> | 344 | </h2> |
| 345 | <p>A·map·is·a·compound·data·type·with·a·variable·number·of·key-value·associations:</p><pre><code·class="text">#{Key1·=>·Value1,·...,·KeyN·=>·ValueN}</code></pre><p>Each·key-value·association·in·the·map·is·called·an·<em>association·pair</em>.·The·key | 345 | <p>A·map·is·a·compound·data·type·with·a·variable·number·of·key-value·associations:</p><pre><code·class="text">#{Key1·=>·Value1,·...,·KeyN·=>·ValueN}</code></pre><p>Each·key-value·association·in·the·map·is·called·an·<em>association·pair</em>.·The·key |
| 346 | and·value·parts·of·the·pair·are·called·<em>elements</em>.·The·number·of·association | 346 | and·value·parts·of·the·pair·are·called·<em>elements</em>.·The·number·of·association |
| 347 | pairs·is·said·to·be·the·<em>size</em>·of·the·map.</p><p>There·exists·a·number·of·BIFs·to·manipulate·maps.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">M1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 347 | pairs·is·said·to·be·the·<em>size</em>·of·the·map.</p><p>There·exists·a·number·of·BIFs·to·manipulate·maps.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">M1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4016903465-1">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">adam</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">age</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·453,·SHA:·cb0abb7d2fb6be1a5c2a887480638546d2e4052fd6f2dac9555e0d41dd0d3b78·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="p"·data-group-id=" | 348 | </span><span·class="p"·data-group-id="4016903465-3">#{</span><span·class="ss">age</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">24</span><span·class="p">,</span><span·class="ss">date</span><span·class="w">·</span><span·class="p">=></span>[·...·truncated·by·diffoscope;·len:·405,·SHA:·51b13caf346fa394598f53c624c6c6a886f076543ddd2d6f84e33934db368fd4·...·]-3">}</span><span·class="gp·unselectable"> |
| 349 | 2>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 349 | 2>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="4016903465-5">(</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M1</span><span·class="p"·data-group-id="4016903465-5">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> | 350 | </span><span·class="ss">adam</span><span·class="gp·unselectable"> |
| 351 | 3>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 351 | 3>·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="4016903465-6">(</span><span·class="ss">date</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M1</span><span·class="p"·data-group-id="4016903465-6">)</span><span·class="p">.</span><span·class="w"> |
| 352 | </span><span·class="p"·data-group-id=" | 352 | </span><span·class="p"·data-group-id="4016903465-7">{</span><span·class="ss">july</span><span·class="p">,</span><span·class="mi">29</span><span·class="p"·data-group-id="4016903465-7">}</span><span·class="gp·unselectable"> |
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| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
| Offset 152, 135 lines modified | Offset 152, 135 lines modified | ||
| 152 | the·code·for·a·process·in·a·generic·part·(a·behaviour·module)·and·a·specific | 152 | the·code·for·a·process·in·a·generic·part·(a·behaviour·module)·and·a·specific |
| 153 | part·(a·<em>callback·module</em>).</p><p>The·behaviour·module·is·part·of·Erlang/OTP.·To·implement·a·process·such·as·a | 153 | part·(a·<em>callback·module</em>).</p><p>The·behaviour·module·is·part·of·Erlang/OTP.·To·implement·a·process·such·as·a |
| 154 | supervisor,·the·user·only·needs·to·implement·the·callback·module,·which·is·to | 154 | supervisor,·the·user·only·needs·to·implement·the·callback·module,·which·is·to |
| 155 | export·a·pre-defined·set·of·functions,·the·<em>callback·functions</em>.</p><p>The·following·example·illustrate·how·code·can·be·divided·into·a·generic·and·a | 155 | export·a·pre-defined·set·of·functions,·the·<em>callback·functions</em>.</p><p>The·following·example·illustrate·how·code·can·be·divided·into·a·generic·and·a |
| 156 | specific·part.·Consider·the·following·code·(written·in·plain·Erlang)·for·a | 156 | specific·part.·Consider·the·following·code·(written·in·plain·Erlang)·for·a |
| 157 | simple·server,·which·keeps·track·of·a·number·of·"channels".·Other·processes·can | 157 | simple·server,·which·keeps·track·of·a·number·of·"channels".·Other·processes·can |
| 158 | allocate·and·free·the·channels·by·calling·the·functions·<code·class="inline">alloc/0</code>·and·<code·class="inline">free/1</code>, | 158 | allocate·and·free·the·channels·by·calling·the·functions·<code·class="inline">alloc/0</code>·and·<code·class="inline">free/1</code>, |
| 159 | respectively.</p><p><a·href=""·id="ch1"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6180534562-1">(</span><span·class="ss">ch1</span><span·class="p"·data-group-id="6180534562-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 160 | 159 | respectively.</p><p><a·href=""·id="ch1"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6908282501-1">(</span><span·class="ss">ch1</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·17,·SHA:·c020aa38d951dbecb6e702c833f13bc440f993d9889e69c09c341b042429e2af·...·]">)</span><span·class="p">.</span><span·class="w"> | |
| 160 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6908282501-2">(</span><span·class="p"·data-group-id="6908282501-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6908282501-3">]</span><span·class="p"·data-group-id="6908282501-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 161 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6 | 161 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6908282501-4">(</span><span·class="p"·data-group-id="6908282501-5">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><spa[·...·truncated·by·diffoscope;·len:·115,·SHA:·57df4605741b8e881ff0b75d3f804d9551389ca2fc4f09df575616d1c8269bd0·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6 | 162 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6908282501-6">(</span><span·class="p"·data-group-id="6908282501-7">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6908282501-7">]</span><span·class="p"·data-group-id="6908282501-6">)</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">start</span><span·class="p"·data-group-id="6 | 163 | </span><span·class="nf">start</span><span·class="p"·data-group-id="6908282501-8">(</span><span·class="p"·data-group-id="6908282501-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="6 | 164 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="6908282501-9">(</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6908282501-10">[</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·65,·SHA:·8943cf38e2e64e28e8a401336a766d4f5c96ea7c6dff5eeac908fe42b7f2e9da·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="6 | 165 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="6908282501-11">(</span><span·class="p"·data-group-id="6908282501-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 166 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6908282501-12">{</span><span·class="nf">self</span><span·class="p"·data-group-id="6908282501-13">(</span><span·class="p"·data-group-id="6908282501-13">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·a9ea0ae663a9bdedc57b9a9a629a04424828c7ac8e4cbd29716a481acf07905d·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 167 | ····</span><span·class="k">receive</span><span·class="w"> | 167 | ····</span><span·class="k">receive</span><span·class="w"> |
| 168 | ········</span><span·class="p"·data-group-id="6 | 168 | ········</span><span·class="p"·data-group-id="6908282501-14">{</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Res</span><span·class="p"·data-group-id="6908282501-14">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ············</span><span·class="n">Res</span><span·class="w"> | 169 | ············</span><span·class="n">Res</span><span·class="w"> |
| 170 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 170 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="nf">free</span><span·class="p"·data-group-id="6 | 171 | </span><span·class="nf">free</span><span·class="p"·data-group-id="6908282501-15">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="6908282501-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 172 | ····</span><span·class="ss">ch1</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6908282501-16">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="6908282501-16">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 173 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">init</span><span·class="p"·data-group-id="6 | 174 | </span><span·class="nf">init</span><span·class="p"·data-group-id="6908282501-17">(</span><span·class="p"·data-group-id="6908282501-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="6 | 175 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="6908282501-18">(</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="6908282501-19">(</span><span·class="p"·data-group-id="6908282501-19">)</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·39a80b257323085111c6c6d66d6fbd71854c5f86bf3163c1f1b44cadbb14df59·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="n">Chs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="6 | 176 | ····</span><span·class="n">Chs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="6908282501-20">(</span><span·class="p"·data-group-id="6908282501-20">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="6 | 177 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="6908282501-21">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="6908282501-21">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="6 | 178 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="6908282501-22">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="6908282501-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="k">receive</span><span·class="w"> | 179 | ····</span><span·class="k">receive</span><span·class="w"> |
| 180 | ········</span><span·class="p"·data-group-id="6 | 180 | ········</span><span·class="p"·data-group-id="6908282501-23">{</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="6908282501-23">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ············</span><span·class="p"·data-group-id="6 | 181 | ············</span><span·class="p"·data-group-id="6908282501-24">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6908282501-24">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·142,·SHA:·04bb5d49c55480834a9785f17c9358789a0195eada45dd3d7fc7dd11094f36ef·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 182 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 182 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6908282501-26">{</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="6908282501-26">}</span><span·class="p">,</span><span·class="w"> |
| 183 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="6 | 183 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="6908282501-27">(</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6908282501-27">)</span><span·class="p">;</span><span·class="w"> |
| 184 | ········</span><span·class="p"·data-group-id="6 | 184 | ········</span><span·class="p"·data-group-id="6908282501-28">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="6908282501-28">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ············</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="6 | 185 | ············</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="6908282501-29">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="6908282501-29">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="6 | 186 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="6908282501-30">(</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6908282501-30">)</span><span·class="w"> |
| 187 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·code·for·the·server·can·be·rewritten·into·a·generic·part·<code·class="inline">server.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="50 | 187 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·code·for·the·server·can·be·rewritten·into·a·generic·part·<code·class="inline">server.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5028499728-1">(</span><span·class="ss">server</span><span·class="p"·data-group-id="5028499728-1">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="50 | 188 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5028499728-2">(</span><span·class="p"·data-group-id="5028499728-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="5028499728-3">]</span><span·class="p"·data-group-id="5028499728-2">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="50 | 189 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5028499728-4">(</span><span·class="p"·data-group-id="5028499728-5">[</span><span·class="ss">call</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cast</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·f5cbc3e279eaadaa3c7612dfd789ff04dc57cb4f6460e4f2c8751474a9fe8e73·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="50 | 190 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5028499728-6">(</span><span·class="p"·data-group-id="5028499728-7">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="5028499728-7">]</span><span·class="p"·data-group-id="5028499728-6">)</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id="50 | 191 | </span><span·class="nf">start</span><span·class="p"·data-group-id="5028499728-8">(</span><span·class="n">Mod</span><span·class="p"·data-group-id="5028499728-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="50 | 192 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="5028499728-9">(</span><span·class="ss">server</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5028499728-10">[</span><span·class="n">Mod</span><s[·...·truncated·by·diffoscope;·len:·93,·SHA:·71b5a22f7b28e75c057f33fb6a159905293dbf9d72e58e4c6fad8020401c896e·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="nf">call</span><span·class="p"·data-group-id="50 | 193 | </span><span·class="nf">call</span><span·class="p"·data-group-id="5028499728-11">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="5028499728-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="50 | 194 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5028499728-12">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5028499728-13">(</span><span·class="p"·data-group-id="5028499728-13">)</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·92,·SHA:·e6ca27738c9f4fcf55bdf93d48628bdf28ef17e97ed6d419e534a392255ef354·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="k">receive</span><span·class="w"> | 195 | ····</span><span·class="k">receive</span><span·class="w"> |
| 196 | ········</span><span·class="p"·data-group-id="50 | 196 | ········</span><span·class="p"·data-group-id="5028499728-14">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Res</span><span·class="p"·data-group-id="5028499728-14">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ············</span><span·class="n">Res</span><span·class="w"> | 197 | ············</span><span·class="n">Res</span><span·class="w"> |
| 198 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 198 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="nf">cast</span><span·class="p"·data-group-id="50 | 199 | </span><span·class="nf">cast</span><span·class="p"·data-group-id="5028499728-15">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="5028499728-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="50 | 200 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5028499728-16">{</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="5028499728-16">}</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 201 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="nf">init</span><span·class="p"·data-group-id="50 | 202 | </span><span·class="nf">init</span><span·class="p"·data-group-id="5028499728-17">(</span><span·class="n">Mod</span><span·class="p"·data-group-id="5028499728-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="50 | 203 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="5028499728-18">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5028499728-19">(</span><span·class="p"·data-group-id="5028499728-19">)</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·7032b1bb69edf420b4d02aba1de796a7687e7b813cffaf9816098872be5a5391·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id="50 | 204 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id="5028499728-20">(</span><span·class="p"·data-group-id="5028499728-20">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="50 | 205 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="5028499728-21">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5028499728-21">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="50 | 206 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="5028499728-22">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5028499728-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="k">receive</span><span·class="w"> | 207 | ····</span><span·class="k">receive</span><span·class="w"> |
| 208 | ········</span><span·class="p"·data-group-id="50 | 208 | ········</span><span·class="p"·data-group-id="5028499728-23">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="5028499728-23">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="p"·data-group-id="50 | 209 | ············</span><span·class="p"·data-group-id="5028499728-24">{</span><span·class="n">Res</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State2</span><span·class="p"·data-group-id="5028499728-24">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·276,·SHA:·16e9725be65d037e28523242f4897d6eb95ca068624eb550d4c08c3cc8fc90fb·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="50 | 210 | ············</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5028499728-26">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Res</span><span·class="p"·data-group-id="5028499728-26">}</span><span·class="p">,</span><span·class="w"> |
| 211 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="50 | 211 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="5028499728-27">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State2</span><span·class="p"·data-group-id="5028499728-27">)</span><span·class="p">;</span><span·class="w"> |
| 212 | ········</span><span·class="p"·data-group-id="50 | 212 | ········</span><span·class="p"·data-group-id="5028499728-28">{</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="5028499728-28">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="50 | 213 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">:</span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="5028499728-29">(</span><span·class="n">Req</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5028499728-29">)</span><span·class="p">,</span><span·class="w"> |
| 214 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="50 | 214 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="5028499728-30">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State2</span><span·class="p"·data-group-id="5028499728-30">)</span><span·class="w"> |
| 215 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>And·a·callback·module·<code·class="inline">ch2.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>And·a·callback·module·<code·class="inline">ch2.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8177169696-1">(</span><span·class="ss">ch2</span><span·class="p"·data-group-id="8177169696-1">)</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 216 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8177169696-2">(</span><span·class="p"·data-group-id="8177169696-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="8177169696-3">]</span><span·class="p"·data-group-id="8177169696-2">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 217 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8177169696-4">(</span><span·class="p"·data-group-id="8177169696-5">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·ec3ee5b8dea6648059fdadb0e4e6aaf6329f7d03f8883bab3dce3c0ea6aae644·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8177169696-6">(</span><span·class="p"·data-group-id="8177169696-7">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</sp[·...·truncated·by·diffoscope;·len:·254,·SHA:·d09ad3105ea9c143d288aef8325f19b5d719e9a102bbc53c96be4b214926c76f·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nf">start</span><span·class="p"·data-group-id="8177169696-8">(</span><span·class="p"·data-group-id="8177169696-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 220 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8177169696-9">(</span><span·class="ss">ch2</span><span·class="p"·data-group-id="8177169696-9">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 221 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="8177169696-10">(</span><span·class="p"·data-group-id="8177169696-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="8177169696-11">(</span><span·class="ss">ch2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="8177169696-11">)</span><span·class="p">.</span><span·class="w"> |
| 223 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">free</span><span·class="p"·data-group-id="8177169696-12">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="8177169696-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="8177169696-13">(</span><span·class="ss">ch2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8177169696-14">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><sp[·...·truncated·by·diffoscope;·len:·92,·SHA:·6048714d13b305d6053da79d7efe652a2bde11b607c3d03bdf9c3af8bf8a8d57·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 225 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 225 | </span><span·class="nf">init</span><span·class="p"·data-group-id="8177169696-15">(</span><span·class="p"·data-group-id="8177169696-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | ····</span><span·class="nf">channels</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="nf">channels</span><span·class="p"·data-group-id="8177169696-16">(</span><span·class="p"·data-group-id="8177169696-16">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="8177169696-17">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="8177169696-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ····</span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="nf">alloc</span><span·class="p"·data-group-id="8177169696-18">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="8177169696-18">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·=>·{Ch,Chs2}</span><span·class="w"> |
| 229 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 229 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="8177169696-19">(</span><span·class="p"·data-group-id="8177169696-20">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="8177169696-20">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·c57dae906438418c89707b3d1271b587997b7152f929df6c50f0284bef9908cb·...·]-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 230 | ····</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="nf">free</span><span·class="p"·data-group-id="8177169696-21">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="8177169696-21">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·=>·Chs2</span></code></pre><p>Notice·the·following:</p><ul><li>The·code·in·<code·class="inline">server</code>·can·be·reused·to·build·many·different·servers.</li><li>The·server·name,·in·this·example·the·atom·<code·class="inline">ch2</code>,·is·hidden·from·the·users·of |
| 231 | the·client·functions.·This·means·that·the·name·can·be·changed·without | 231 | the·client·functions.·This·means·that·the·name·can·be·changed·without |
| 232 | affecting·them.</li><li>The·protocol·(messages·sent·to·and·received·from·the·server)·is·also·hidden. | 232 | affecting·them.</li><li>The·protocol·(messages·sent·to·and·received·from·the·server)·is·also·hidden. |
| 233 | This·is·good·programming·practice·and·allows·one·to·change·the·protocol | 233 | This·is·good·programming·practice·and·allows·one·to·change·the·protocol |
| 234 | without·changing·the·code·using·the·interface·functions.</li><li>The·functionality·of·<code·class="inline">server</code>·can·be·extended·without·having·to·change·<code·class="inline">ch2</code> | 234 | without·changing·the·code·using·the·interface·functions.</li><li>The·functionality·of·<code·class="inline">server</code>·can·be·extended·without·having·to·change·<code·class="inline">ch2</code> |
| 235 | or·any·other·callback·module.</li></ul><p>In·<code·class="inline">ch1.erl</code>·and·<code·class="inline">ch2.erl</code>·above,·the·implementation·of·<code·class="inline">channels/0</code>,·<code·class="inline">alloc/1</code>, | 235 | or·any·other·callback·module.</li></ul><p>In·<code·class="inline">ch1.erl</code>·and·<code·class="inline">ch2.erl</code>·above,·the·implementation·of·<code·class="inline">channels/0</code>,·<code·class="inline">alloc/1</code>, |
| 236 | and·<code·class="inline">free/2</code>·has·been·intentionally·left·out,·as·it·is·not·relevant·to·the | 236 | and·<code·class="inline">free/2</code>·has·been·intentionally·left·out,·as·it·is·not·relevant·to·the |
| 237 | example.·For·completeness,·one·way·to·write·these·functions·is·given·below.·This | 237 | example.·For·completeness,·one·way·to·write·these·functions·is·given·below.·This |
| 238 | is·an·example·only,·a·realistic·implementation·must·be·able·to·handle·situations | 238 | is·an·example·only,·a·realistic·implementation·must·be·able·to·handle·situations |
| 239 | like·running·out·of·channels·to·allocate,·and·so·on.</p><p><a·href=""·id="channels-implementation"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">channels</span><span·class="p"·data-group-id=" | 239 | like·running·out·of·channels·to·allocate,·and·so·on.</p><p><a·href=""·id="channels-implementation"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">channels</span><span·class="p"·data-group-id="8304720272-1">(</span><span·class="p"·data-group-id="8304720272-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ···</span><span·class="p"·data-group-id=" | 240 | ···</span><span·class="p"·data-group-id="8304720272-2">{</span><span·class="p">_</span><span·class="n">Allocated</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8304720272-3">[</span><span·class="p"·data-group-id="8304720272-3">]</span>[·...·truncated·by·diffoscope;·len:·497,·SHA:·525d4410f142524c5de2628aada076597823ad010b2e14ba6b58f19babb32f03·...·]2-2">}</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 241 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="8304720272-5">(</span><span·class="p"·data-group-id="8304720272-6">{</span><span·class="n">Allocated</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8304720272-7">[</span><span·class="n">H</span><span·class="p">|</span>[·...·truncated·by·diffoscope;·len:·293,·SHA:·515836a5640472682f7a04814ba4646e49df9ad53c86d0aab20dce270bfae00b·...·]2-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 242 | ···</span><span·class="p"·data-group-id=" | 242 | ···</span><span·class="p"·data-group-id="8304720272-8">{</span><span·class="n">H</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8304720272-9">{</span><span·class="p"·data-group-id="8304720272-10">[</span><span·class="n">H</span><span·class="p">|</span><span·c[·...·truncated·by·diffoscope;·len:·244,·SHA:·dd00314b9805cbda4c635b8298af136faf001af0972a2885f63a5e12eb60b9f3·...·]2-8">}</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 243 | </span><span·class="nf">free</span><span·class="p"·data-group-id="8304720272-11">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8304720272-12">{</span><span·class="n">Alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Free</span><sp[·...·truncated·by·diffoscope;·len:·194,·SHA:·70e1ffb6e7f05d318e28fcd8a967e3c6a1e8415ef8c43537de823d2c3c340d4a·...·]2-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 244 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="8304720272-13">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Alloc</span><span·class="p"·data-group-id="8304720272-13">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 245 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 245 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 246 | ·········</span><span·class="p"·data-group-id=" | 246 | ·········</span><span·class="p"·data-group-id="8304720272-14">{</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="8304720272-15">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Alloc</[·...·truncated·by·diffoscope;·len:·331,·SHA:·70f6ced45549fe1e98c604a808aa177918eab23f1ada75622dc10f056a4a05fe·...·]2-14">}</span><span·class="p">;</span><span·class="w"> |
| 247 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 247 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 248 | ·········</span><span·class="n">Channels</span><span·class="w"> | 248 | ·········</span><span·class="n">Channels</span><span·class="w"> |
| 249 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Code·written·without·using·behaviours·can·be·more·efficient,·but·the·increased | 249 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Code·written·without·using·behaviours·can·be·more·efficient,·but·the·increased |
| 250 | efficiency·is·at·the·expense·of·generality.·The·ability·to·manage·all | 250 | efficiency·is·at·the·expense·of·generality.·The·ability·to·manage·all |
| 251 | applications·in·the·system·in·a·consistent·manner·is·important.</p><p>Using·behaviours·also·makes·it·easier·to·read·and·understand·code·written·by | 251 | applications·in·the·system·in·a·consistent·manner·is·important.</p><p>Using·behaviours·also·makes·it·easier·to·read·and·understand·code·written·by |
| 252 | other·programmers.·Improvised·programming·structures,·while·possibly·more | 252 | other·programmers.·Improvised·programming·structures,·while·possibly·more |
| 253 | efficient,·are·always·more·difficult·to·understand.</p><p>The·<code·class="inline">server</code>·module·corresponds,·greatly·simplified,·to·the·Erlang/OTP·behaviour | 253 | efficient,·are·always·more·difficult·to·understand.</p><p>The·<code·class="inline">server</code>·module·corresponds,·greatly·simplified,·to·the·Erlang/OTP·behaviour |
| 254 | <code·class="inline">gen_server</code>.</p><p>The·standard·Erlang/OTP·behaviours·are:</p><ul><li><p><a·href="gen_server_concepts.html">gen_server</a></p><p>For·implementing·the·server·of·a·client-server·relation</p></li><li><p><a·href="statem.html">gen_statem</a></p><p>For·implementing·state·machines</p></li><li><p><a·href="events.html">gen_event</a></p><p>For·implementing·event·handling·functionality</p></li><li><p><a·href="sup_princ.html">supervisor</a></p><p>For·implementing·a·supervisor·in·a·supervision·tree</p></li></ul><p>The·compiler·understands·the·module·attribute·<code·class="inline">-behaviour(Behaviour)</code>·and·issues | 254 | <code·class="inline">gen_server</code>.</p><p>The·standard·Erlang/OTP·behaviours·are:</p><ul><li><p><a·href="gen_server_concepts.html">gen_server</a></p><p>For·implementing·the·server·of·a·client-server·relation</p></li><li><p><a·href="statem.html">gen_statem</a></p><p>For·implementing·state·machines</p></li><li><p><a·href="events.html">gen_event</a></p><p>For·implementing·event·handling·functionality</p></li><li><p><a·href="sup_princ.html">supervisor</a></p><p>For·implementing·a·supervisor·in·a·supervision·tree</p></li></ul><p>The·compiler·understands·the·module·attribute·<code·class="inline">-behaviour(Behaviour)</code>·and·issues |
| 255 | warnings·about·missing·callback·functions,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 255 | warnings·about·missing·callback·functions,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1535581645-1">(</span><span·class="ss">chs3</span><span·class="p"·data-group-id="1535581645-1">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 256 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="1535581645-2">(</span><span·class="ss">gen_server</span><span·class="p"·data-group-id="1535581645-2">)</span><span·class="p">.</span><span·class="w"> |
| 257 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 257 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 258 | </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id="1535581645-3">(</span><span·class="ss">chs3</span><span·class="p"·data-group-id="1535581645-3">)</span><span·class="p">.</span><span·class="w"> |
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| 142 | </h2> | 142 | </h2> |
| 143 | <p>A·<em>node</em>·is·an·executing·Erlang·runtime·system·that·has·been·given·a·name,·using | 143 | <p>A·<em>node</em>·is·an·executing·Erlang·runtime·system·that·has·been·given·a·name,·using |
| 144 | the·command-line·flag·<a·href="../../erts-15.2.3/doc/html/erl_cmd.html#name"><code·class="inline">-name</code></a>·(long·names)·or | 144 | the·command-line·flag·<a·href="../../erts-15.2.3/doc/html/erl_cmd.html#name"><code·class="inline">-name</code></a>·(long·names)·or |
| 145 | <a·href="../../erts-15.2.3/doc/html/erl_cmd.html#sname"><code·class="inline">-sname</code></a>·(short·names).</p><p>The·format·of·the·node·name·is·an·atom·<code·class="inline">name@host</code>.·<code·class="inline">name</code>·is·the·name·given·by | 145 | <a·href="../../erts-15.2.3/doc/html/erl_cmd.html#sname"><code·class="inline">-sname</code></a>·(short·names).</p><p>The·format·of·the·node·name·is·an·atom·<code·class="inline">name@host</code>.·<code·class="inline">name</code>·is·the·name·given·by |
| 146 | the·user.·<code·class="inline">host</code>·is·the·full·host·name·if·long·names·are·used,·or·the·first·part | 146 | the·user.·<code·class="inline">host</code>·is·the·full·host·name·if·long·names·are·used,·or·the·first·part |
| 147 | of·the·host·name·if·short·names·are·used.·Function·<a·href="../../erts-15.2.3/doc/html/erlang.html#node/0"><code·class="inline">node()</code></a> | 147 | of·the·host·name·if·short·names·are·used.·Function·<a·href="../../erts-15.2.3/doc/html/erlang.html#node/0"><code·class="inline">node()</code></a> |
| 148 | returns·the·name·of·the·node.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-name·dilbert</span><span·class="w"> | 148 | returns·the·name·of·the·node.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-name·dilbert</span><span·class="w"> |
| 149 | </span><span·class="p"·data-group-id=" | 149 | </span><span·class="p"·data-group-id="5931426160-1">(</span><span·class="ss">dilbert@uab</span><span·class="p">.</span><span·class="ss">ericsson</span><span·class="p">.</span><span·class="ss">se</span><span·class="p"·data-group-id="5931426160-1">)</span><span·class="mi">1</span><span·class="o"[·...·truncated·by·diffoscope;·len:·158,·SHA:·249833d7fe87a203b841c4d8d6c08a9c021bae8ad5245484ebddbc3b3f6fad65·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="ss">'dilbert@uab.ericsson.se'</span><span·class="w"> | 150 | </span><span·class="ss">'dilbert@uab.ericsson.se'</span><span·class="w"> |
| 151 | </span><span·class="c1">%·erl·-sname·dilbert</span><span·class="gp·unselectable"> | 151 | </span><span·class="c1">%·erl·-sname·dilbert</span><span·class="gp·unselectable"> |
| 152 | (dilbert@uab)1>·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 152 | (dilbert@uab)1>·</span><span·class="nf">node</span><span·class="p"·data-group-id="5931426160-3">(</span><span·class="p"·data-group-id="5931426160-3">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="ss">dilbert@uab</span></code></pre><p>The·node·name·can·also·be·given·in·runtime·by·calling·<a·href="../../lib/kernel-10.2.3/doc/html/net_kernel.html#start/1"><code·class="inline">net_kernel:start/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="gp·unselectable"> | 153 | </span><span·class="ss">dilbert@uab</span></code></pre><p>The·node·name·can·also·be·given·in·runtime·by·calling·<a·href="../../lib/kernel-10.2.3/doc/html/net_kernel.html#start/1"><code·class="inline">net_kernel:start/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl</span><span·class="gp·unselectable"> |
| 154 | 1>·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 154 | 1>·</span><span·class="nf">node</span><span·class="p"·data-group-id="4227234837-1">(</span><span·class="p"·data-group-id="4227234837-1">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="ss">nonode@nohost</span><span·class="gp·unselectable"> | 155 | </span><span·class="ss">nonode@nohost</span><span·class="gp·unselectable"> |
| 156 | 2>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 156 | 2>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="4227234837-2">(</span><span·class="p"·data-group-id="4227234837-3">[</span><span·class="ss">dilbert</span><span·class="p">,</span><span·class="ss">shortnames</span><span·class="p"·data-group-id="4227234837-3">]</span><span·class="p"·data-group-id="42272348[·...·truncated·by·diffoscope;·len:·2,·SHA:·7a61b53701befdae0eeeffaecc73f14e20b537bb0f8b91ad7c2936dc63562b25·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="4227234837-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.102</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="4227234837-4">}</span><span·class="gp·unselectable"> |
| 158 | (dilbert@uab)3>·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 158 | (dilbert@uab)3>·</span><span·class="nf">node</span><span·class="p"·data-group-id="4227234837-5">(</span><span·class="p"·data-group-id="4227234837-5">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="ss">dilbert@uab</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·node·with·a·long·node·name·cannot·communicate·with·a·node·with·a·short·node | 159 | </span><span·class="ss">dilbert@uab</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·node·with·a·long·node·name·cannot·communicate·with·a·node·with·a·short·node |
| 160 | name.</p></section><h2·id="node-connections"·class="section-heading"> | 160 | name.</p></section><h2·id="node-connections"·class="section-heading"> |
| 161 | ··<a·href="#node-connections"·class="hover-link"> | 161 | ··<a·href="#node-connections"·class="hover-link"> |
| 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 163 | ··</a> | 163 | ··</a> |
| 164 | ··<span·class="text">Node·Connections</span> | 164 | ··<span·class="text">Node·Connections</span> |
| 165 | </h2> | 165 | </h2> |
| Offset 356, 15 lines modified | Offset 356, 15 lines modified | ||
| 356 | ······<p·class="built-using"> | 356 | ······<p·class="built-using"> |
| 357 | ········Built·using | 357 | ········Built·using |
| 358 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 358 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 359 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 359 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 360 | ······</p> | 360 | ······</p> |
| 361 | <p>Copyright·©·1996-202 | 361 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 362 | ····</footer> | 362 | ····</footer> |
| 363 | ··</div> | 363 | ··</div> |
| 364 | </main> | 364 | </main> |
| 365 | </div> | 365 | </div> |
| 366 | <script> | 366 | <script> |
| 367 | ··function·mermaidLoaded()·{ | 367 | ··function·mermaidLoaded()·{ |
| 368 | ····mermaid.initialize({ | 368 | ····mermaid.initialize({ |
| Offset 150, 36 lines modified | Offset 150, 36 lines modified | ||
| 150 | (within·the·time-out·specified·by·<code·class="inline">sync_nodes_timeout</code>).</li><li><p><code·class="inline">sync_nodes_timeout·=·integer()·|·infinity</code>·-·Specifies·how·many·milliseconds | 150 | (within·the·time-out·specified·by·<code·class="inline">sync_nodes_timeout</code>).</li><li><p><code·class="inline">sync_nodes_timeout·=·integer()·|·infinity</code>·-·Specifies·how·many·milliseconds |
| 151 | to·wait·for·the·other·nodes·to·start.</p></li></ul><p>When·started,·the·node·waits·for·all·nodes·specified·by·<code·class="inline">sync_nodes_mandatory</code> | 151 | to·wait·for·the·other·nodes·to·start.</p></li></ul><p>When·started,·the·node·waits·for·all·nodes·specified·by·<code·class="inline">sync_nodes_mandatory</code> |
| 152 | and·<code·class="inline">sync_nodes_optional</code>·to·come·up.·When·all·nodes·are·up,·or·when·all | 152 | and·<code·class="inline">sync_nodes_optional</code>·to·come·up.·When·all·nodes·are·up,·or·when·all |
| 153 | mandatory·nodes·are·up·and·the·time·specified·by·<code·class="inline">sync_nodes_timeout</code>·has | 153 | mandatory·nodes·are·up·and·the·time·specified·by·<code·class="inline">sync_nodes_timeout</code>·has |
| 154 | elapsed,·all·applications·start.·If·not·all·mandatory·nodes·are·up,·the·node | 154 | elapsed,·all·applications·start.·If·not·all·mandatory·nodes·are·up,·the·node |
| 155 | terminates.</p><p><em>Example:</em></p><p>An·application·<code·class="inline">myapp</code>·is·to·run·at·the·node·<code·class="inline">cp1@cave</code>.·If·this·node·goes·down, | 155 | terminates.</p><p><em>Example:</em></p><p>An·application·<code·class="inline">myapp</code>·is·to·run·at·the·node·<code·class="inline">cp1@cave</code>.·If·this·node·goes·down, |
| 156 | <code·class="inline">myapp</code>·is·to·be·restarted·at·<code·class="inline">cp2@cave</code>·or·<code·class="inline">cp3@cave</code>.·A·system·configuration | 156 | <code·class="inline">myapp</code>·is·to·be·restarted·at·<code·class="inline">cp2@cave</code>·or·<code·class="inline">cp3@cave</code>.·A·system·configuration |
| 157 | file·<code·class="inline">cp1.config</code>·for·<code·class="inline">cp1@cave</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 157 | file·<code·class="inline">cp1.config</code>·for·<code·class="inline">cp1@cave</code>·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7873170394-1">[</span><span·class="p"·data-group-id="7873170394-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 158 | ··</span><span·class="p"·data-group-id=" | 158 | ··</span><span·class="p"·data-group-id="7873170394-3">[</span><span·class="p"·data-group-id="7873170394-4">{</span><span·class="ss">distributed</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7873170394-5">[</span><span·class="p"·data-group-id="7873170394-6">[·...·truncated·by·diffoscope;·len:·712,·SHA:·d0303be86b04edde9e11014d6032030e77d0fbb2c50844e4d08763c054557835·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 159 | ···</span><span·class="p"·data-group-id=" | 159 | ···</span><span·class="p"·data-group-id="7873170394-9">{</span><span·class="ss">sync_nodes_mandatory</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7873170394-10">[</span><span·class="ss">cp2@cave</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·119,·SHA:·fab122a834679bf469fd87890c1d99720e13a5947392937093103c929b224a0f·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ···</span><span·class="p"·data-group-id=" | 160 | ···</span><span·class="p"·data-group-id="7873170394-11">{</span><span·class="ss">sync_nodes_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5000</span><span·class="p"·data-group-id="7873170394-11">}</span><span·class="w"> |
| 161 | ··</span><span·class="p"·data-group-id=" | 161 | ··</span><span·class="p"·data-group-id="7873170394-3">]</span><span·class="w"> |
| 162 | ·</span><span·class="p"·data-group-id=" | 162 | ·</span><span·class="p"·data-group-id="7873170394-2">}</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id=" | 163 | </span><span·class="p"·data-group-id="7873170394-1">]</span><span·class="p">.</span></code></pre><p>The·system·configuration·files·for·<code·class="inline">cp2@cave</code>·and·<code·class="inline">cp3@cave</code>·are·identical, |
| 164 | except·for·the·list·of·mandatory·nodes,·which·is·to·be·<code·class="inline">[cp1@cave,·cp3@cave]</code> | 164 | except·for·the·list·of·mandatory·nodes,·which·is·to·be·<code·class="inline">[cp1@cave,·cp3@cave]</code> |
| 165 | for·<code·class="inline">cp2@cave</code>·and·<code·class="inline">[cp1@cave,·cp2@cave]</code>·for·<code·class="inline">cp3@cave</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·involved·nodes·must·have·the·same·value·for·<code·class="inline">distributed</code>·and | 165 | for·<code·class="inline">cp2@cave</code>·and·<code·class="inline">[cp1@cave,·cp2@cave]</code>·for·<code·class="inline">cp3@cave</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·involved·nodes·must·have·the·same·value·for·<code·class="inline">distributed</code>·and |
| 166 | <code·class="inline">sync_nodes_timeout</code>.·Otherwise·the·system·behavior·is·undefined.</p></section><h2·id="starting-and-stopping-distributed-applications"·class="section-heading"> | 166 | <code·class="inline">sync_nodes_timeout</code>.·Otherwise·the·system·behavior·is·undefined.</p></section><h2·id="starting-and-stopping-distributed-applications"·class="section-heading"> |
| 167 | ··<a·href="#starting-and-stopping-distributed-applications"·class="hover-link"> | 167 | ··<a·href="#starting-and-stopping-distributed-applications"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text">Starting·and·Stopping·Distributed·Applications</span> | 170 | ··<span·class="text">Starting·and·Stopping·Distributed·Applications</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <p>When·all·involved·(mandatory)·nodes·have·been·started,·the·distributed | 172 | <p>When·all·involved·(mandatory)·nodes·have·been·started,·the·distributed |
| 173 | application·can·be·started·by·calling·<code·class="inline">application:start(Application)</code>·at·<em>all | 173 | application·can·be·started·by·calling·<code·class="inline">application:start(Application)</code>·at·<em>all |
| 174 | of·these·nodes.</em></p><p>A·boot·script·(see·<a·href="release_structure.html">Releases</a>)·can·be·used·that | 174 | of·these·nodes.</em></p><p>A·boot·script·(see·<a·href="release_structure.html">Releases</a>)·can·be·used·that |
| 175 | automatically·starts·the·application.</p><p>The·application·is·started·at·the·first·operational·node·that·is·listed·in·the | 175 | automatically·starts·the·application.</p><p>The·application·is·started·at·the·first·operational·node·that·is·listed·in·the |
| 176 | list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·The·application·is | 176 | list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·The·application·is |
| 177 | started·as·usual.·That·is,·an·application·master·is·created·and·calls·the | 177 | started·as·usual.·That·is,·an·application·master·is·created·and·calls·the |
| 178 | application·callback·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 178 | application·callback·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="1601930347-1">(</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="1601930347-1">)</span></code></pre><p>Example:</p><p>Continuing·the·example·from·the·previous·section,·the·three·nodes·are·started, |
| 179 | specifying·the·system·configuration·file:</p><pre><code·class="text">>·erl·-sname·cp1·-config·cp1 | 179 | specifying·the·system·configuration·file:</p><pre><code·class="text">>·erl·-sname·cp1·-config·cp1 |
| 180 | >·erl·-sname·cp2·-config·cp2 | 180 | >·erl·-sname·cp2·-config·cp2 |
| 181 | >·erl·-sname·cp3·-config·cp3</code></pre><p>When·all·nodes·are·operational,·<code·class="inline">myapp</code>·can·be·started.·This·is·achieved·by | 181 | >·erl·-sname·cp3·-config·cp3</code></pre><p>When·all·nodes·are·operational,·<code·class="inline">myapp</code>·can·be·started.·This·is·achieved·by |
| 182 | calling·<code·class="inline">application:start(myapp)</code>·at·all·three·nodes.·It·is·then·started·at | 182 | calling·<code·class="inline">application:start(myapp)</code>·at·all·three·nodes.·It·is·then·started·at |
| 183 | <code·class="inline">cp1</code>,·as·shown·in·the·following·figure:</p><p><a·href=""·id="dist1"></a></p><p><img·src="assets/dist1.gif"·alt="Application·myapp·-·Situation·1"·title="Application·myapp·-·Situation·1"/></p><p>Similarly,·the·application·must·be·stopped·by·calling | 183 | <code·class="inline">cp1</code>,·as·shown·in·the·following·figure:</p><p><a·href=""·id="dist1"></a></p><p><img·src="assets/dist1.gif"·alt="Application·myapp·-·Situation·1"·title="Application·myapp·-·Situation·1"/></p><p>Similarly,·the·application·must·be·stopped·by·calling |
| 184 | <code·class="inline">application:stop(Application)</code>·at·all·involved·nodes.</p><h2·id="failover"·class="section-heading"> | 184 | <code·class="inline">application:stop(Application)</code>·at·all·involved·nodes.</p><h2·id="failover"·class="section-heading"> |
| 185 | ··<a·href="#failover"·class="hover-link"> | 185 | ··<a·href="#failover"·class="hover-link"> |
| Offset 187, 30 lines modified | Offset 187, 30 lines modified | ||
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Failover</span> | 188 | ··<span·class="text">Failover</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p>If·the·node·where·the·application·is·running·goes·down,·the·application·is | 190 | <p>If·the·node·where·the·application·is·running·goes·down,·the·application·is |
| 191 | restarted·(after·the·specified·time-out)·at·the·first·operational·node·that·is | 191 | restarted·(after·the·specified·time-out)·at·the·first·operational·node·that·is |
| 192 | listed·in·the·list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·This | 192 | listed·in·the·list·of·nodes·in·the·<code·class="inline">distributed</code>·configuration·parameter.·This |
| 193 | is·called·a·<em>failover</em>.</p><p>The·application·is·started·the·normal·way·at·the·new·node,·that·is,·by·the | 193 | is·called·a·<em>failover</em>.</p><p>The·application·is·started·the·normal·way·at·the·new·node,·that·is,·by·the |
| 194 | application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 194 | application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0006732775-1">(</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="0006732775-1">)</span></code></pre><p>An·exception·is·if·the·application·has·the·<code·class="inline">start_phases</code>·key·defined·(see |
| 195 | <a·href="included_applications.html">Included·Applications</a>).·The·application·is·then | 195 | <a·href="included_applications.html">Included·Applications</a>).·The·application·is·then |
| 196 | instead·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0 | 196 | instead·started·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0546433974-1">(</span><span·class="p"·data-group-id="0546433974-2">{</span><span·class="ss">failover</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="0546433974-2">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·99,·SHA:·8a6d8f81c89eb5a274056008f3da4b86dbdfc193477678e07de1382c3ba2e7c7·...·]-1">)</span></code></pre><p>Here·<code·class="inline">Node</code>·is·the·terminated·node.</p><p><em>Example:</em></p><p>If·<code·class="inline">cp1</code>·goes·down,·the·system·checks·which·one·of·the·other·nodes,·<code·class="inline">cp2</code>·or |
| 197 | <code·class="inline">cp3</code>,·has·the·least·number·of·running·applications,·but·waits·for·5·seconds·for | 197 | <code·class="inline">cp3</code>,·has·the·least·number·of·running·applications,·but·waits·for·5·seconds·for |
| 198 | <code·class="inline">cp1</code>·to·restart.·If·<code·class="inline">cp1</code>·does·not·restart·and·<code·class="inline">cp2</code>·runs·fewer·applications | 198 | <code·class="inline">cp1</code>·to·restart.·If·<code·class="inline">cp1</code>·does·not·restart·and·<code·class="inline">cp2</code>·runs·fewer·applications |
| 199 | than·<code·class="inline">cp3</code>,·<code·class="inline">myapp</code>·is·restarted·on·<code·class="inline">cp2</code>.</p><p><a·href=""·id="dist2"></a></p><p><img·src="assets/dist2.gif"·alt="Application·myapp·-·Situation·2"·title="Application·myapp·-·Situation·2"/></p><p>Suppose·now·that·<code·class="inline">cp2</code>·goes·also·down·and·does·not·restart·within·5·seconds. | 199 | than·<code·class="inline">cp3</code>,·<code·class="inline">myapp</code>·is·restarted·on·<code·class="inline">cp2</code>.</p><p><a·href=""·id="dist2"></a></p><p><img·src="assets/dist2.gif"·alt="Application·myapp·-·Situation·2"·title="Application·myapp·-·Situation·2"/></p><p>Suppose·now·that·<code·class="inline">cp2</code>·goes·also·down·and·does·not·restart·within·5·seconds. |
| 200 | <code·class="inline">myapp</code>·is·now·restarted·on·<code·class="inline">cp3</code>.</p><p><a·href=""·id="dist3"></a></p><p><img·src="assets/dist3.gif"·alt="Application·myapp·-·Situation·3"·title="Application·myapp·-·Situation·3"/></p><h2·id="takeover"·class="section-heading"> | 200 | <code·class="inline">myapp</code>·is·now·restarted·on·<code·class="inline">cp3</code>.</p><p><a·href=""·id="dist3"></a></p><p><img·src="assets/dist3.gif"·alt="Application·myapp·-·Situation·3"·title="Application·myapp·-·Situation·3"/></p><h2·id="takeover"·class="section-heading"> |
| 201 | ··<a·href="#takeover"·class="hover-link"> | 201 | ··<a·href="#takeover"·class="hover-link"> |
| 202 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 202 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 203 | ··</a> | 203 | ··</a> |
| 204 | ··<span·class="text">Takeover</span> | 204 | ··<span·class="text">Takeover</span> |
| 205 | </h2> | 205 | </h2> |
| 206 | <p>If·a·node·is·started,·which·has·higher·priority·according·to·<code·class="inline">distributed</code>·than | 206 | <p>If·a·node·is·started,·which·has·higher·priority·according·to·<code·class="inline">distributed</code>·than |
| 207 | the·node·where·a·distributed·application·is·running,·the·application·is | 207 | the·node·where·a·distributed·application·is·running,·the·application·is |
| 208 | restarted·at·the·new·node·and·stopped·at·the·old·node.·This·is·called·a | 208 | restarted·at·the·new·node·and·stopped·at·the·old·node.·This·is·called·a |
| 209 | <em>takeover</em>.</p><p>The·application·is·started·by·the·application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 209 | <em>takeover</em>.</p><p>The·application·is·started·by·the·application·master·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Module</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="5474440034-1">(</span><span·class="p"·data-group-id="5474440034-2">{</span><span·class="ss">takeover</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="5474440034-2">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·100,·SHA:·128c856e016eef28f6318cb1fc9a94a2e33f10f61338de0db4fce70a10ae83ef·...·]-1">)</span></code></pre><p>Here·<code·class="inline">Node</code>·is·the·old·node.</p><p><em>Example:</em></p><p>If·<code·class="inline">myapp</code>·is·running·at·<code·class="inline">cp3</code>,·and·if·<code·class="inline">cp2</code>·now·restarts,·it·does·not·restart |
| 210 | <code·class="inline">myapp</code>,·as·the·order·between·the·<code·class="inline">cp2</code>·and·<code·class="inline">cp3</code>·nodes·is·undefined.</p><p><a·href=""·id="dist4"></a></p><p><img·src="assets/dist4.gif"·alt="Application·myapp·-·Situation·4"·title="Application·myapp·-·Situation·4"/></p><p>However,·if·<code·class="inline">cp1</code>·also·restarts,·the·function·<a·href="../../lib/kernel-10.2.3/doc/html/application.html#takeover/2"><code·class="inline">application:takeover/2</code></a>·moves | 210 | <code·class="inline">myapp</code>,·as·the·order·between·the·<code·class="inline">cp2</code>·and·<code·class="inline">cp3</code>·nodes·is·undefined.</p><p><a·href=""·id="dist4"></a></p><p><img·src="assets/dist4.gif"·alt="Application·myapp·-·Situation·4"·title="Application·myapp·-·Situation·4"/></p><p>However,·if·<code·class="inline">cp1</code>·also·restarts,·the·function·<a·href="../../lib/kernel-10.2.3/doc/html/application.html#takeover/2"><code·class="inline">application:takeover/2</code></a>·moves |
| 211 | <code·class="inline">myapp</code>·to·<code·class="inline">cp1</code>,·as·<code·class="inline">cp1</code>·has·a·higher·priority·than·<code·class="inline">cp3</code>·for·this | 211 | <code·class="inline">myapp</code>·to·<code·class="inline">cp1</code>,·as·<code·class="inline">cp1</code>·has·a·higher·priority·than·<code·class="inline">cp3</code>·for·this |
| 212 | application.·In·this·case,·<code·class="inline">Module:start({takeover,·cp3@cave},·StartArgs)</code>·is | 212 | application.·In·this·case,·<code·class="inline">Module:start({takeover,·cp3@cave},·StartArgs)</code>·is |
| 213 | executed·at·<code·class="inline">cp1</code>·to·start·the·application.</p><p><a·href=""·id="dist5"></a></p><p><img·src="assets/dist5.gif"·alt="Application·myapp·-·Situation·5"·title="Application·myapp·-·Situation·5"/></p> | 213 | executed·at·<code·class="inline">cp1</code>·to·start·the·application.</p><p><a·href=""·id="dist5"></a></p><p><img·src="assets/dist5.gif"·alt="Application·myapp·-·Situation·5"·title="Application·myapp·-·Situation·5"/></p> |
| 214 | </div> | 214 | </div> |
| 215 | <div·class="bottom-actions"·id="bottom-actions"> | 215 | <div·class="bottom-actions"·id="bottom-actions"> |
| Offset 257, 15 lines modified | Offset 257, 15 lines modified | ||
| 257 | ······<p·class="built-using"> | 257 | ······<p·class="built-using"> |
| 258 | ········Built·using | 258 | ········Built·using |
| 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 261 | ······</p> | 261 | ······</p> |
| 262 | <p>Copyright·©·1996-202 | 262 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 263 | ····</footer> | 263 | ····</footer> |
| 264 | ··</div> | 264 | ··</div> |
| 265 | </main> | 265 | </main> |
| 266 | </div> | 266 | </div> |
| 267 | <script> | 267 | <script> |
| 268 | ··function·mermaidLoaded()·{ | 268 | ··function·mermaidLoaded()·{ |
| 269 | ····mermaid.initialize({ | 269 | ····mermaid.initialize({ |
| Offset 112, 23 lines modified | Offset 112, 23 lines modified | ||
| 112 | ······</a> | 112 | ······</a> |
| 113 | ····<span>Documentation</span> | 113 | ····<span>Documentation</span> |
| 114 | ··</h1> | 114 | ··</h1> |
| 115 | <p>Documentation·in·Erlang·is·done·through·the·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code> | 115 | <p>Documentation·in·Erlang·is·done·through·the·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code> |
| 116 | <a·href="modules.html#module-attributes">attributes</a>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 116 | <a·href="modules.html#module-attributes">attributes</a>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4418328746-1">(</span><span·class="ss">arith</span><span·class="p"·data-group-id="4418328746-1">)</span><span·class="p">.</span><span·class="w"> |
| 117 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" | 117 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" |
| 118 | A·module·for·basic·arithmetic. | 118 | A·module·for·basic·arithmetic. |
| 119 | """</span><span·class="p">.</span><span·class="w"> | 119 | """</span><span·class="p">.</span><span·class="w"> |
| 120 | </span><span·class="w"> | 120 | </span><span·class="w"> |
| 121 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 121 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4418328746-2">(</span><span·class="p"·data-group-id="4418328746-3">[</span><span·class="ss">add</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="4418328746-3">]</span><span·class="p"·data-group-id="4418328746-2">)</span><span·class="p">.</span><span·class="w"> |
| 122 | </span><span·class="w"> | 122 | </span><span·class="w"> |
| 123 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> | 123 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> |
| 124 | </span><span·class="nf">add</span><span·class="p"·data-group-id=" | 124 | </span><span·class="nf">add</span><span·class="p"·data-group-id="4418328746-4">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="4418328746-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">-moduledoc</code>·attribute·has·to·be·located·before·the·first·<code·class="inline">-doc</code>·attribute |
| 125 | or·function·declaration.·It·documents·the·overall·purpose·of·the·module.</p><p>The·<code·class="inline">-doc</code>·attribute·always·precedes·the·<a·href="ref_man_functions.html">function</a>·or | 125 | or·function·declaration.·It·documents·the·overall·purpose·of·the·module.</p><p>The·<code·class="inline">-doc</code>·attribute·always·precedes·the·<a·href="ref_man_functions.html">function</a>·or |
| 126 | <a·href="modules.html#module-attributes">attribute</a>·it·documents.·The | 126 | <a·href="modules.html#module-attributes">attribute</a>·it·documents.·The |
| 127 | attributes·that·can·be·documented·are | 127 | attributes·that·can·be·documented·are |
| 128 | <a·href="typespec.html#type-declarations-of-user-defined-types">user-defined·types</a> | 128 | <a·href="typespec.html#type-declarations-of-user-defined-types">user-defined·types</a> |
| 129 | (<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>)·and | 129 | (<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>)·and |
| 130 | <a·href="modules.html#behaviour-module-attribute">behaviour·module·attributes</a> | 130 | <a·href="modules.html#behaviour-module-attribute">behaviour·module·attributes</a> |
| 131 | (<code·class="inline">-callback</code>).</p><p>By·default·the·format·used·for·documentation·attributes·is | 131 | (<code·class="inline">-callback</code>).</p><p>By·default·the·format·used·for·documentation·attributes·is |
| Offset 140, 55 lines modified | Offset 140, 55 lines modified | ||
| 140 | <a·href="modules.html#documentation-attributes">Documentation·Attributes</a>.</p><p><code·class="inline">-doc</code>·attributes·have·been·available·since·Erlang/OTP·27.</p><h2·id="documentation-metadata"·class="section-heading"> | 140 | <a·href="modules.html#documentation-attributes">Documentation·Attributes</a>.</p><p><code·class="inline">-doc</code>·attributes·have·been·available·since·Erlang/OTP·27.</p><h2·id="documentation-metadata"·class="section-heading"> |
| 141 | ··<a·href="#documentation-metadata"·class="hover-link"> | 141 | ··<a·href="#documentation-metadata"·class="hover-link"> |
| 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 143 | ··</a> | 143 | ··</a> |
| 144 | ··<span·class="text">Documentation·metadata</span> | 144 | ··<span·class="text">Documentation·metadata</span> |
| 145 | </h2> | 145 | </h2> |
| 146 | <p>It·is·possible·to·add·metadata·to·the·documentation·entry.·You·do·this·by·adding | 146 | <p>It·is·possible·to·add·metadata·to·the·documentation·entry.·You·do·this·by·adding |
| 147 | a·<code·class="inline">-moduledoc</code>·or·<code·class="inline">-doc</code>·attribute·with·a·map·as·argument.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2 | 147 | a·<code·class="inline">-moduledoc</code>·or·<code·class="inline">-doc</code>·attribute·with·a·map·as·argument.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2491001024-1">(</span><span·class="ss">arith</span><span·class="p"·data-group-id="2491001024-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" | 148 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""" |
| 149 | A·module·for·basic·arithmetic. | 149 | A·module·for·basic·arithmetic. |
| 150 | """</span><span·class="p">.</span><span·class="w"> | 150 | """</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="2 | 151 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="2491001024-2">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p"·data-group-id="2491001024-2">}</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="w"> | 152 | </span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2 | 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2491001024-3">(</span><span·class="p"·data-group-id="2491001024-4">[</span><span·class="ss">add</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="2491001024-4">]</span><span·class="p"·data-group-id="2491001024-3">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="w"> | 154 | </span><span·class="w"> |
| 155 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> | 155 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="2 | 156 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="2491001024-5">(</span><span·class="p"·data-group-id="2491001024-6">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p"·data-group-id="2491001[·...·truncated·by·diffoscope;·len:·56,·SHA:·bdbacbd63f95c31872ac955afe5b7e0ed51bc832d9240ef8902c899281b9c628·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">add</span><span·class="p"·data-group-id="2 | 157 | </span><span·class="nf">add</span><span·class="p"·data-group-id="2491001024-7">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="2491001024-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><p>The·metadata·is·used·by·documentation·tools·to·provide·extra·information·to·the |
| 158 | user.·There·can·be·multiple·metadata·documentation·entries,·in·which·case·the | 158 | user.·There·can·be·multiple·metadata·documentation·entries,·in·which·case·the |
| 159 | maps·will·be·merged·with·the·latest·taking·precedence·if·there·are·duplicate | 159 | maps·will·be·merged·with·the·latest·taking·precedence·if·there·are·duplicate |
| 160 | keys.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> | 160 | keys.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">"Adds·two·numbers."</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id="1976530135-1">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"1.0"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">author</span><span·class=[·...·truncated·by·diffoscope;·len:·143,·SHA:·4d7a137c50866383222c8925bc80ca539864cbf3c1595574cc3015d64f098791·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 162 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="p"·data-group-id="1976530135-2">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"2.0"</span><span·class="p"·data-group-id="1976530135-2">}</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">add</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">add</span><span·class="p"·data-group-id="1976530135-3">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="1976530135-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><p>This·will·result·in·a·metadata·entry·of·<code·class="inline">#{since·=>·"2.0",·author·=>·"Joe"}</code>.</p><p>The·keys·and·values·in·the·metadata·map·can·be·any·type,·but·it·is·recommended |
| 164 | that·only·<a·href="data_types.html#atom">atoms</a>·are·used·for·keys·and | 164 | that·only·<a·href="data_types.html#atom">atoms</a>·are·used·for·keys·and |
| 165 | <a·href="data_types.html#string">strings</a>·for·the·values.</p><h2·id="external-documentation-files"·class="section-heading"> | 165 | <a·href="data_types.html#string">strings</a>·for·the·values.</p><h2·id="external-documentation-files"·class="section-heading"> |
| 166 | ··<a·href="#external-documentation-files"·class="hover-link"> | 166 | ··<a·href="#external-documentation-files"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">External·documentation·files</span> | 169 | ··<span·class="text">External·documentation·files</span> |
| 170 | </h2> | 170 | </h2> |
| 171 | <p>The·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code>·can·also·be·placed·in·external·files.·To·do·so·use | 171 | <p>The·<code·class="inline">-moduledoc</code>·and·<code·class="inline">-doc</code>·can·also·be·placed·in·external·files.·To·do·so·use |
| 172 | <code·class="inline">-doc·{file,·"path/to/doc.md"}</code>·to·point·to·the·documentation.·The·path·used·is | 172 | <code·class="inline">-doc·{file,·"path/to/doc.md"}</code>·to·point·to·the·documentation.·The·path·used·is |
| 173 | relative·to·the·file·where·the·<code·class="inline">-doc</code>·attribute·is·located.·For·example:</p><pre><code·class="markdown">%%·doc/add.md | 173 | relative·to·the·file·where·the·<code·class="inline">-doc</code>·attribute·is·located.·For·example:</p><pre><code·class="markdown">%%·doc/add.md |
| 174 | Adds·two·numbers.</code></pre><p>and</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·src/arith.erl</span><span·class="w"> | 174 | Adds·two·numbers.</code></pre><p>and</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·src/arith.erl</span><span·class="w"> |
| 175 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="3 | 175 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="3425188384-1">(</span><span·class="p"·data-group-id="3425188384-2">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"../doc/add.md"</span><span·class="p"·data-group-id="3425188384-2">}</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·798543e64a04cab2bc59bdf272b7f89f0888efae6560d39ddbcc3499a933eb8e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">add</span><span·class="p"·data-group-id="3 | 176 | </span><span·class="nf">add</span><span·class="p"·data-group-id="3425188384-3">(</span><span·class="n">One</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Two</span><span·class="p"·data-group-id="3425188384-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">One</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Two</span><span·class="p">.</span></code></pre><h2·id="documenting-a-module"·class="section-heading"> |
| 177 | ··<a·href="#documenting-a-module"·class="hover-link"> | 177 | ··<a·href="#documenting-a-module"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Documenting·a·module</span> | 180 | ··<span·class="text">Documenting·a·module</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>The·module·description·should·include·details·on·how·to·use·the·API·and·examples | 182 | <p>The·module·description·should·include·details·on·how·to·use·the·API·and·examples |
| 183 | of·the·different·functions·working·together.·Here·is·a·good·place·to·use·images | 183 | of·the·different·functions·working·together.·Here·is·a·good·place·to·use·images |
| 184 | and·other·diagrams·to·better·show·the·usage·of·the·module.·Instead·of·writing·a | 184 | and·other·diagrams·to·better·show·the·usage·of·the·module.·Instead·of·writing·a |
| 185 | long·text·in·the·<code·class="inline">moduledoc</code>·attribute,·it·could·be·better·to·break·it·out·into | 185 | long·text·in·the·<code·class="inline">moduledoc</code>·attribute,·it·could·be·better·to·break·it·out·into |
| 186 | an·external·page.</p><p>The·<code·class="inline">moduledoc</code>·attribute·should·start·with·a·short·paragraph·describing·the | 186 | an·external·page.</p><p>The·<code·class="inline">moduledoc</code>·attribute·should·start·with·a·short·paragraph·describing·the |
| 187 | module·and·then·go·into·greater·details.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 187 | module·and·then·go·into·greater·details.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5679953953-1">(</span><span·class="ss">arith</span><span·class="p"·data-group-id="5679953953-1">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" | 188 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" |
| 189 | ···A·module·for·basic·arithmetic. | 189 | ···A·module·for·basic·arithmetic. |
| 190 | ···This·module·can·be·used·to·add·and·subtract·values.·For·example: | 190 | ···This·module·can·be·used·to·add·and·subtract·values.·For·example: |
| 191 | ···```erlang | 191 | ···```erlang |
| 192 | ···1>·arith:substract(arith:add(2,·3),·1). | 192 | ···1>·arith:substract(arith:add(2,·3),·1). |
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| 203 | <p>There·are·three·reserved·metadata·keys·for·<code·class="inline">-moduledoc</code>:</p><ul><li><code·class="inline">since</code>·-·Shows·in·which·version·of·the·application·the·module·was·added. | 203 | <p>There·are·three·reserved·metadata·keys·for·<code·class="inline">-moduledoc</code>:</p><ul><li><code·class="inline">since</code>·-·Shows·in·which·version·of·the·application·the·module·was·added. |
| 204 | If·this·is·added,·all·functions,·types,·and·callbacks·within·will·also·receive | 204 | If·this·is·added,·all·functions,·types,·and·callbacks·within·will·also·receive |
| 205 | the·same·<code·class="inline">since</code>·value·unless·specified·in·the·metadata·of·the·function,·type | 205 | the·same·<code·class="inline">since</code>·value·unless·specified·in·the·metadata·of·the·function,·type |
| 206 | or·callback.</li><li><code·class="inline">deprecated</code>·-·Shows·a·text·in·the·documentation·explaining·that·it·is | 206 | or·callback.</li><li><code·class="inline">deprecated</code>·-·Shows·a·text·in·the·documentation·explaining·that·it·is |
| 207 | deprecated·and·what·to·use·instead.</li><li><code·class="inline">format</code>·-·The·format·to·use·for·all·documentation·in·this·module.·The | 207 | deprecated·and·what·to·use·instead.</li><li><code·class="inline">format</code>·-·The·format·to·use·for·all·documentation·in·this·module.·The |
| 208 | default·is·<code·class="inline">text/markdown</code>.·It·should·be·written·using·the | 208 | default·is·<code·class="inline">text/markdown</code>.·It·should·be·written·using·the |
| 209 | <a·href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types">mime·type</a> | 209 | <a·href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types">mime·type</a> |
| 210 | of·the·format.</li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 210 | of·the·format.</li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="5659349372-1">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"../doc/arith.asciidoc"</span><span·class="p"·data-group-id="5659349372-1">}</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 211 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="5659349372-2">#{</span><span·class="ss">since</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"0.1"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">format</span><span·class=[·...·truncated·by·diffoscope;·len:·153,·SHA:·ef822cd28a825619726bedf024e1ffe3c05a584638e542cc0f131c636e786598·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 212 | </span><span·class="p">-</span><span·class="na">moduledoc</span><span·class="w">·</span><span·class="p"·data-group-id="5659349372-3">#{</span><span·class="ss">deprecated</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"Use·the·Erlang·arithmetic·operators·instead."</span><span·class="p"·data-group-id="5659349372-3">}</span><span·class="p">.</span></code></pre><h2·id="documenting-functions-user-defined-types-and-callbacks"·class="section-heading"> |
| 213 | ··<a·href="#documenting-functions-user-defined-types-and-callbacks"·class="hover-link"> | 213 | ··<a·href="#documenting-functions-user-defined-types-and-callbacks"·class="hover-link"> |
| 214 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 214 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 215 | ··</a> | 215 | ··</a> |
| 216 | ··<span·class="text">Documenting·functions,·user-defined·types,·and·callbacks</span> | 216 | ··<span·class="text">Documenting·functions,·user-defined·types,·and·callbacks</span> |
| 217 | </h2> | 217 | </h2> |
| 218 | <p>Functions,·types,·and·callbacks·can·be·documented·using·the·<code·class="inline">-doc</code>·attribute. | 218 | <p>Functions,·types,·and·callbacks·can·be·documented·using·the·<code·class="inline">-doc</code>·attribute. |
| 219 | Each·entry·should·start·with·a·short·paragraph·describing·the·purpose·of·entity, | 219 | Each·entry·should·start·with·a·short·paragraph·describing·the·purpose·of·entity, |
| 220 | and·then·go·into·greater·detail·in·needed.</p><p>It·is·not·recommended·to·include·images·or·diagrams·in·this·documentation·as·it | 220 | and·then·go·into·greater·detail·in·needed.</p><p>It·is·not·recommended·to·include·images·or·diagrams·in·this·documentation·as·it |
| 221 | is·used·by·IDEs·and·<a·href="../../lib/stdlib-6.2.1/doc/html/c.html#h/1"><code·class="inline">c:h/1</code></a>·to·show·the·documentation·to·the·user.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" | 221 | is·used·by·IDEs·and·<a·href="../../lib/stdlib-6.2.1/doc/html/c.html#h/1"><code·class="inline">c:h/1</code></a>·to·show·the·documentation·to·the·user.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" |
| 222 | A·number·that·can·be·used·by·the·arith·module. | 222 | A·number·that·can·be·used·by·the·arith·module. |
| 223 | We·use·a·special·number·here·so·that·we·know | 223 | We·use·a·special·number·here·so·that·we·know |
| 224 | that·this·number·comes·from·this·module. | 224 | that·this·number·comes·from·this·module. |
| 225 | """</span><span·class="p">.</span><span·class="w"> | 225 | """</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data-group-id=" | 226 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data-group-id="5647894991-1">(</span><span·class="p"·data-group-id="5647894991-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="5647894991-2">{</span><span·class="ss">arith</span><sp[·...·truncated·by·diffoscope;·len:·276,·SHA:·ee035ee13c694052904e84e8b2365f8cf9fc70bdd0989c665c8a2bd8f033d12a·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="w"> | 227 | </span><span·class="w"> |
| 228 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" | 228 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""" |
| 229 | Adds·two·numbers. | 229 | Adds·two·numbers. |
| 230 | ###·Example: | 230 | ###·Example: |
| 231 | ``` | 231 | ``` |
| 232 | 1>·arith:add(arith:number(1),·arith:number(2)).·{number,·3} | 232 | 1>·arith:add(arith:number(1),·arith:number(2)).·{number,·3} |
| 233 | ``` | 233 | ``` |
| 234 | """</span><span·class="p">.</span><span·class="w"> | 234 | """</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add</span><span·class="p"·data-group-id=" | 235 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add</span><span·class="p"·data-group-id="5647894991-4">(</span><span·class="nf">number</span><span·class="p"·data-group-id="5647894991-5">(</span><span·class="p"·data-group-id="5647894991-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·339,·SHA:·60e3691c2336d12efdfb28051b377d50aca01198ace0306af15225b3727d87d6·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 236 | </span><span·class="nf">add</span><span·class="p"·data-group-id=" | 236 | </span><span·class="nf">add</span><span·class="p"·data-group-id="5647894991-8">(</span><span·class="p"·data-group-id="5647894991-9">{</span><span·class="ss">number</span><span·class="p">,</span><span·class="w">·</span><span·class="n">One</span><span·class="p"·data-group-id="5647894991-9">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·662,·SHA:·c550f2b738dcf192c679391ece0ff66851e97c65dead1c33c73b0b5fd78cf502·...·]-11">}</span><span·class="p">.</span></code></pre><h3·id="doc-metadata"·class="section-heading"> |
| 237 | ··<a·href="#doc-metadata"·class="hover-link"> | 237 | ··<a·href="#doc-metadata"·class="hover-link"> |
| 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 238 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 239 | ··</a> | 239 | ··</a> |
| 240 | ··<span·class="text">Doc·metadata</span> | 240 | ··<span·class="text">Doc·metadata</span> |
| 241 | </h3> | 241 | </h3> |
| 242 | <p>There·are·four·reserved·metadata·keys·for·<code·class="inline">-doc</code>:</p><ul><li><p><code·class="inline">since·=>·unicode:chardata()</code>·-·Shows·which·version·of·the·application·the | 242 | <p>There·are·four·reserved·metadata·keys·for·<code·class="inline">-doc</code>:</p><ul><li><p><code·class="inline">since·=>·unicode:chardata()</code>·-·Shows·which·version·of·the·application·the |
| 243 | module·was·added.</p></li><li><p><code·class="inline">deprecated·=>·unicode:chardata()</code>·-·Shows·a·text·in·the·documentation | 243 | module·was·added.</p></li><li><p><code·class="inline">deprecated·=>·unicode:chardata()</code>·-·Shows·a·text·in·the·documentation |
| 244 | explaining·that·it·is·deprecated·and·what·to·use·instead.·The·compiler·will | 244 | explaining·that·it·is·deprecated·and·what·to·use·instead.·The·compiler·will |
| 245 | automatically·insert·this·key·if·there·is·a·<code·class="inline">-deprecated</code>·attribute·marking·a | 245 | automatically·insert·this·key·if·there·is·a·<code·class="inline">-deprecated</code>·attribute·marking·a |
| 246 | function·as·deprecated.</p></li><li><p><code·class="inline">equiv·=>·unicode:chardata()·|·F/A·|·F(...)</code>·-·Notes·that·this·function·is·equivalent·to | 246 | function·as·deprecated.</p></li><li><p><code·class="inline">equiv·=>·unicode:chardata()·|·F/A·|·F(...)</code>·-·Notes·that·this·function·is·equivalent·to |
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| 122 | ··<span·class="text">Drivers·and·Concurrency</span> | 122 | ··<span·class="text">Drivers·and·Concurrency</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·runtime·system·always·takes·a·lock·before·running·any·code·in·a·driver.</p><p>By·default,·that·lock·is·at·the·driver·level,·that·is,·if·several·ports·have | 124 | <p>The·runtime·system·always·takes·a·lock·before·running·any·code·in·a·driver.</p><p>By·default,·that·lock·is·at·the·driver·level,·that·is,·if·several·ports·have |
| 125 | been·opened·to·the·same·driver,·only·code·for·one·port·at·the·same·time·can·be | 125 | been·opened·to·the·same·driver,·only·code·for·one·port·at·the·same·time·can·be |
| 126 | running.</p><p>A·driver·can·be·configured·to·have·one·lock·for·each·port·instead.</p><p>If·a·driver·is·used·in·a·functional·way·(that·is,·holds·no·state,·but·only·does | 126 | running.</p><p>A·driver·can·be·configured·to·have·one·lock·for·each·port·instead.</p><p>If·a·driver·is·used·in·a·functional·way·(that·is,·holds·no·state,·but·only·does |
| 127 | some·heavy·calculation·and·returns·a·result),·several·ports·with·registered | 127 | some·heavy·calculation·and·returns·a·result),·several·ports·with·registered |
| 128 | names·can·be·opened·beforehand,·and·the·port·to·be·used·can·be·chosen·based·on | 128 | names·can·be·opened·beforehand,·and·the·port·to·be·used·can·be·chosen·based·on |
| 129 | the·scheduler·ID·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 129 | the·scheduler·ID·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="1882844223-1">(</span><span·class="n">PORT_NAMES</span><span·class="p"·data-group-id="1882844223-2">(</span><span·class="p"·data-group-id="1882844223-2">)</span><span·class="p">,</span><span·class="w"> |
| 130 | » </span><span·class="p"·data-group-id=" | 130 | » </span><span·class="p"·data-group-id="1882844223-3">{</span><span·class="ss">some_driver_01</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_02</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_03</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_04</span><span·class="p">,</span><span·class="w"> |
| 131 | » ·</span><span·class="ss">some_driver_05</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_06</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_07</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_08</span><span·class="p">,</span><span·class="w"> | 131 | » ·</span><span·class="ss">some_driver_05</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_06</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_07</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_08</span><span·class="p">,</span><span·class="w"> |
| 132 | » ·</span><span·class="ss">some_driver_09</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_10</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_11</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_12</span><span·class="p">,</span><span·class="w"> | 132 | » ·</span><span·class="ss">some_driver_09</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_10</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_11</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_12</span><span·class="p">,</span><span·class="w"> |
| 133 | » ·</span><span·class="ss">some_driver_13</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_14</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_15</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_16</span><span·class="p"·data-group-id=" | 133 | » ·</span><span·class="ss">some_driver_13</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_14</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_15</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">some_driver_16</span><span·class="p"·data-group-id="1882844223-3">}</span><span·class="p"·data-group-id="1882844223-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">client_port</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">client_port</span><span·class="p"·data-group-id="1882844223-4">(</span><span·class="p"·data-group-id="1882844223-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="0594191141-5">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0594191141-6">(</span><span·class="ss">scheduler_id</span><span·class="p"·data-group-id="0594191141-6">)</span><span·class="w">·</span><span·class="ow">rem</span><span·class="w">·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="0594191141-7">(</span><span·class="o">?</span><span·class="n">PORT_NAMES</span><span·class="p"·data-group-id="0594191141-8">(</span><span·class="p"·data-group-id="0594191141-8">)</span><span·class="p"·data-group-id="0594191141-7">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | ||
| 136 | 135 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="1882844223-5">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="1882844223-6">(</span><span·class="ss">sc[·...·truncated·by·diffoscope;·len:·585,·SHA:·51df5d0cb9296dca4f72128544d1bc51ed356a8cf9beb3c4a1153523f54fc572·...·] | |
| 136 | » ····</span><span·class="o">?</span><span·class="n">PORT_NAMES</span><span·class="p"·data-group-id="1882844223-9">(</span><span·class="p"·data-group-id="1882844223-9">)</span><span·class="p"·data-group-id="1882844223-5">)</span><span·class="p">.</span></code></pre><p>As·long·as·there·are·no·more·than·16·schedulers,·there·will·never·be·any·lock | ||
| 137 | contention·on·the·port·lock·for·the·driver.</p><h2·id="avoiding-copying-binaries-when-calling-a-driver"·class="section-heading"> | 137 | contention·on·the·port·lock·for·the·driver.</p><h2·id="avoiding-copying-binaries-when-calling-a-driver"·class="section-heading"> |
| 138 | ··<a·href="#avoiding-copying-binaries-when-calling-a-driver"·class="hover-link"> | 138 | ··<a·href="#avoiding-copying-binaries-when-calling-a-driver"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Avoiding·Copying·Binaries·When·Calling·a·Driver</span> | 141 | ··<span·class="text">Avoiding·Copying·Binaries·When·Calling·a·Driver</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p>There·are·basically·two·ways·to·avoid·copying·a·binary·that·is·sent·to·a·driver:</p><ul><li><p>If·the·<code·class="inline">Data</code>·argument·for·<a·href="../../erts-15.2.3/doc/html/erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·is·a | 143 | <p>There·are·basically·two·ways·to·avoid·copying·a·binary·that·is·sent·to·a·driver:</p><ul><li><p>If·the·<code·class="inline">Data</code>·argument·for·<a·href="../../erts-15.2.3/doc/html/erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·is·a |
| Offset 225, 15 lines modified | Offset 225, 15 lines modified | ||
| 225 | ······<p·class="built-using"> | 225 | ······<p·class="built-using"> |
| 226 | ········Built·using | 226 | ········Built·using |
| 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 229 | ······</p> | 229 | ······</p> |
| 230 | <p>Copyright·©·1996-202 | 230 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 231 | ····</footer> | 231 | ····</footer> |
| 232 | ··</div> | 232 | ··</div> |
| 233 | </main> | 233 | </main> |
| 234 | </div> | 234 | </div> |
| 235 | <script> | 235 | <script> |
| 236 | ··function·mermaidLoaded()·{ | 236 | ··function·mermaidLoaded()·{ |
| 237 | ····mermaid.initialize({ | 237 | ····mermaid.initialize({ |
| Offset 122, 67 lines modified | Offset 122, 67 lines modified | ||
| 122 | ··<span·class="text">Pattern·Matching</span> | 122 | ··<span·class="text">Pattern·Matching</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>Pattern·matching·in·function·head·as·well·as·in·<code·class="inline">case</code>·and·<code·class="inline">receive</code>·clauses·are | 124 | <p>Pattern·matching·in·function·head·as·well·as·in·<code·class="inline">case</code>·and·<code·class="inline">receive</code>·clauses·are |
| 125 | optimized·by·the·compiler.·With·a·few·exceptions,·there·is·nothing·to·gain·by | 125 | optimized·by·the·compiler.·With·a·few·exceptions,·there·is·nothing·to·gain·by |
| 126 | rearranging·clauses.</p><p>One·exception·is·pattern·matching·of·binaries.·The·compiler·does·not·rearrange | 126 | rearranging·clauses.</p><p>One·exception·is·pattern·matching·of·binaries.·The·compiler·does·not·rearrange |
| 127 | clauses·that·match·binaries.·Placing·the·clause·that·matches·against·the·empty | 127 | clauses·that·match·binaries.·Placing·the·clause·that·matches·against·the·empty |
| 128 | binary·<em>last</em>·is·usually·slightly·faster·than·placing·it·<em>first</em>.</p><p>The·following·is·a·rather·unnatural·example·to·show·another·exception·where | 128 | binary·<em>last</em>·is·usually·slightly·faster·than·placing·it·<em>first</em>.</p><p>The·following·is·a·rather·unnatural·example·to·show·another·exception·where |
| 129 | rearranging·clauses·is·beneficial:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 129 | rearranging·clauses·is·beneficial:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map1</span><span·class="p"·data-group-id="5781523516-1">(</span><span·class="ss">one</span><span·class="p"·data-group-id="5781523516-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="5781523516-2">(</span><span·class="ss">two</span><span·class="p"·data-group-id="5781523516-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">2</span><span·class="p">;</span><span·class="w"> |
| 131 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 131 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="5781523516-3">(</span><span·class="ss">three</span><span·class="p"·data-group-id="5781523516-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">3</span><span·class="p">;</span><span·class="w"> |
| 132 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 132 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="5781523516-4">(</span><span·class="n">Int</span><span·class="p"·data-group-id="5781523516-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="5781523516-5">([·...·truncated·by·diffoscope;·len:·74,·SHA:·8518b6eb0b4a9550a016a0b4a111b1a44654bcd4b343dd0ac6f3e5b25f050fb6·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">;</span><span·class="w"> |
| 133 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 133 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="5781523516-6">(</span><span·class="ss">four</span><span·class="p"·data-group-id="5781523516-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">;</span><span·class="w"> |
| 134 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="5781523516-7">(</span><span·class="ss">five</span><span·class="p"·data-group-id="5781523516-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">5</span><span·class="p">;</span><span·class="w"> |
| 135 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id=" | 135 | </span><span·class="nf">atom_map1</span><span·class="p"·data-group-id="5781523516-8">(</span><span·class="ss">six</span><span·class="p"·data-group-id="5781523516-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">6</span><span·class="p">.</span></code></pre><p>The·problem·is·the·clause·with·the·variable·<code·class="inline">Int</code>.·As·a·variable·can·match |
| 136 | anything,·including·the·atoms·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and·<code·class="inline">six</code>,·which·the·following | 136 | anything,·including·the·atoms·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and·<code·class="inline">six</code>,·which·the·following |
| 137 | clauses·also·match,·the·compiler·must·generate·suboptimal·code·that·executes·as | 137 | clauses·also·match,·the·compiler·must·generate·suboptimal·code·that·executes·as |
| 138 | follows:</p><ul><li>First,·the·input·value·is·compared·to·<code·class="inline">one</code>,·<code·class="inline">two</code>,·and·<code·class="inline">three</code>·(using·a | 138 | follows:</p><ul><li>First,·the·input·value·is·compared·to·<code·class="inline">one</code>,·<code·class="inline">two</code>,·and·<code·class="inline">three</code>·(using·a |
| 139 | single·instruction·that·does·a·binary·search;·thus,·quite·efficient·even·if | 139 | single·instruction·that·does·a·binary·search;·thus,·quite·efficient·even·if |
| 140 | there·are·many·values)·to·select·which·one·of·the·first·three·clauses·to | 140 | there·are·many·values)·to·select·which·one·of·the·first·three·clauses·to |
| 141 | execute·(if·any).</li><li>If·none·of·the·first·three·clauses·match,·the·fourth·clause·match·as·a | 141 | execute·(if·any).</li><li>If·none·of·the·first·three·clauses·match,·the·fourth·clause·match·as·a |
| 142 | variable·always·matches.</li><li>If·the·guard·test·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(Int)</code></a>·succeeds,·the·fourth | 142 | variable·always·matches.</li><li>If·the·guard·test·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(Int)</code></a>·succeeds,·the·fourth |
| 143 | clause·is·executed.</li><li>If·the·guard·test·fails,·the·input·value·is·compared·to·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and | 143 | clause·is·executed.</li><li>If·the·guard·test·fails,·the·input·value·is·compared·to·<code·class="inline">four</code>,·<code·class="inline">five</code>,·and |
| 144 | <code·class="inline">six</code>,·and·the·appropriate·clause·is·selected.·(There·is·a·<code·class="inline">function_clause</code> | 144 | <code·class="inline">six</code>,·and·the·appropriate·clause·is·selected.·(There·is·a·<code·class="inline">function_clause</code> |
| 145 | exception·if·none·of·the·values·matched.)</li></ul><p>Rewriting·to·either:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map2</span><span·class="p"·data-group-id="7 | 145 | exception·if·none·of·the·values·matched.)</li></ul><p>Rewriting·to·either:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8770234371-1">(</span><span·class="ss">one</span><span·class="p"·data-group-id="8770234371-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 146 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="7 | 146 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8770234371-2">(</span><span·class="ss">two</span><span·class="p"·data-group-id="8770234371-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">2</span><span·class="p">;</span><span·class="w"> |
| 147 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="7 | 147 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8770234371-3">(</span><span·class="ss">three</span><span·class="p"·data-group-id="8770234371-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">3</span><span·class="p">;</span><span·class="w"> |
| 148 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="7 | 148 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8770234371-4">(</span><span·class="ss">four</span><span·class="p"·data-group-id="8770234371-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">;</span><span·class="w"> |
| 149 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="7 | 149 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8770234371-5">(</span><span·class="ss">five</span><span·class="p"·data-group-id="8770234371-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">5</span><span·class="p">;</span><span·class="w"> |
| 150 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="7 | 150 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8770234371-6">(</span><span·class="ss">six</span><span·class="p"·data-group-id="8770234371-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">6</span><span·class="p">;</span><span·class="w"> |
| 151 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="7 | 151 | </span><span·class="nf">atom_map2</span><span·class="p"·data-group-id="8770234371-7">(</span><span·class="n">Int</span><span·class="p"·data-group-id="8770234371-7">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="8770234371-8">([·...·truncated·by·diffoscope;·len:·703,·SHA:·f38073d6b3afcfb61387afe26e65d7b2f96e27c1fed8dcb4b05a58055afe73b3·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">;</span><span·class="w"> |
| 152 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="5471422926-3">(</span><span·class="ss">one</span><span·class="p"·data-group-id="5471422926-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 153 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 153 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="5471422926-4">(</span><span·class="ss">two</span><span·class="p"·data-group-id="5471422926-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">2</span><span·class="p">;</span><span·class="w"> |
| 154 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 154 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="5471422926-5">(</span><span·class="ss">three</span><span·class="p"·data-group-id="5471422926-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">3</span><span·class="p">;</span><span·class="w"> |
| 155 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 155 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="5471422926-6">(</span><span·class="ss">four</span><span·class="p"·data-group-id="5471422926-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">;</span><span·class="w"> |
| 156 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="5471422926-7">(</span><span·class="ss">five</span><span·class="p"·data-group-id="5471422926-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">5</span><span·class="p">;</span><span·class="w"> |
| 157 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">atom_map3</span><span·class="p"·data-group-id="5471422926-8">(</span><span·class="ss">six</span><span·class="p"·data-group-id="5471422926-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">6</span><span·class="p">.</span></code></pre><p>gives·slightl[·...·truncated·by·diffoscope;·len:·541,·SHA:·70f4a8c05c486109bcc937555f1ca807946fc8ae129845559c531487ab0a55fb·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> | 158 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> |
| 159 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id="4635894531-3">(</span><span·class="p">_</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Xs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4635894531-4">[</span><span·clas[·...·truncated·by·diffoscope;·len:·84,·SHA:·4b4b04452f8ce6c195fb2aaae7ba352ccfdfef538b8e4ece8a28e0b54f742b06·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> | 160 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> |
| 161 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id=" | 161 | </span><span·class="nf">map_pairs1</span><span·class="p"·data-group-id="4635894531-5">(</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4635894531-6">[</span><span·class="n">X</span><span·class="p">|</span><span·class="n">Xs</span><span·class="p"·data-group-id="463[·...·truncated·by·diffoscope;·len:·287,·SHA:·604eee011aed00396e95e9aaa71cca04989f793511bae28c183119f3fe1fc578·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="p"·data-group-id="4635894531-8">[</span><span·class="n">Map</span><span·class="p"·data-group-id="4635894531-9">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="4635894531-9">)</span><span·[·...·truncated·by·diffoscope;·len:·373,·SHA:·1287485440514a70e81fc706ae319f6eca7732eb5693c2a32ef65c535d541fcf·...·]-8">]</span><span·class="p">.</span></code></pre><p>The·first·argument·is·<em>not</em>·a·problem.·It·is·variable,·but·it·is·a·variable·in |
| 163 | all·clauses.·The·problem·is·the·variable·in·the·second·argument,·<code·class="inline">Xs</code>,·in·the | 163 | all·clauses.·The·problem·is·the·variable·in·the·second·argument,·<code·class="inline">Xs</code>,·in·the |
| 164 | middle·clause.·Because·the·variable·can·match·anything,·the·compiler·is·not | 164 | middle·clause.·Because·the·variable·can·match·anything,·the·compiler·is·not |
| 165 | allowed·to·rearrange·the·clauses,·but·must·generate·code·that·matches·them·in | 165 | allowed·to·rearrange·the·clauses,·but·must·generate·code·that·matches·them·in |
| 166 | the·order·written.</p><p>If·the·function·is·rewritten·as·follows,·the·compiler·is·free·to·rearrange·the | 166 | the·order·written.</p><p>If·the·function·is·rewritten·as·follows,·the·compiler·is·free·to·rearrange·the |
| 167 | clauses:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">map_pairs2</span><span·class="p"·data-group-id=" | 167 | clauses:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">map_pairs2</span><span·class="p"·data-group-id="4043295283-1">(</span><span·class="p">_</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4043295283-2">[</span><span·class="p"·data-group-id="4043295283-2">]</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·84,·SHA:·5e283c65557cb10165a6603354df792ffdd5515089e1196118f5b43a00c145ef·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> | 168 | ····</span><span·class="n">Ys</span><span·class="p">;</span><span·class="w"> |
| 169 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id="4043295283-3">(</span><span·class="p">_</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4043295283-4">[</span><span·class="p">_</span><span·class="p">|</span><span·class="p">_</span><span·class[·...·truncated·by·diffoscope;·len:·310,·SHA:·6708abe7e8658ce40df9463522c553945135db884962f1d06c5905809a2397cd·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> | 170 | ····</span><span·class="n">Xs</span><span·class="p">;</span><span·class="w"> |
| 171 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id=" | 171 | </span><span·class="nf">map_pairs2</span><span·class="p"·data-group-id="4043295283-6">(</span><span·class="n">Map</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4043295283-7">[</span><span·class="n">X</span><span·class="p">|</span><span·class="n">Xs</span><span·class="p"·data-group-id="404[·...·truncated·by·diffoscope;·len:·287,·SHA:·da7131204c136374823d25f0fb2468bf5c82e101d7c32ef2b9811256d4b085d0·...·]-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="p"·data-group-id="4043295283-9">[</span><span·class="n">Map</span><span·class="p"·data-group-id="4043295283-10">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="4043295283-10">)</span><spa[·...·truncated·by·diffoscope;·len:·898,·SHA:·b0bb4f927a2ab3cb7c87d750ddd0e098a19d542d831355d8238547fd0104b2c0·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Xs0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 173 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Xs0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 174 | » </span><span·class="p"·data-group-id=" | 174 | » </span><span·class="p"·data-group-id="9305327893-2">[</span><span·class="n">X</span><span·class="p">|</span><span·class="n">Xs</span><span·class="p"·data-group-id="9305327893-2">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Ys0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 175 | » ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Ys0</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 176 | » » </span><span·class="p"·data-group-id=" | 176 | » » </span><span·class="p"·data-group-id="9305327893-3">[</span><span·class="n">Y</span><span·class="p">|</span><span·class="n">Ys</span><span·class="p"·data-group-id="9305327893-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | » » ····</span><span·class="p"·data-group-id=" | 177 | » » ····</span><span·class="p"·data-group-id="9305327893-4">[</span><span·class="n">Map</span><span·class="p"·data-group-id="9305327893-5">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="9305327893-5">)</span><span·[·...·truncated·by·diffoscope;·len:·379,·SHA:·506c50f719d93169f318c8e7cf7127a47cdb0c6c3a0bcf5f7a2a4f39c1ee1891·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 178 | » » </span><span·class="p"·data-group-id=" | 178 | » » </span><span·class="p"·data-group-id="9305327893-7">[</span><span·class="p"·data-group-id="9305327893-7">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | » » ····</span><span·class="n">Xs0</span><span·class="w"> | 179 | » » ····</span><span·class="n">Xs0</span><span·class="w"> |
| 180 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 180 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 181 | » </span><span·class="p"·data-group-id=" | 181 | » </span><span·class="p"·data-group-id="9305327893-8">[</span><span·class="p"·data-group-id="9305327893-8">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | » ····</span><span·class="n">Ys0</span><span·class="w"> | 182 | » ····</span><span·class="n">Ys0</span><span·class="w"> |
| 183 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·is·slightly·faster·for·probably·the·most·common·case·that·the·input·lists | 183 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·is·slightly·faster·for·probably·the·most·common·case·that·the·input·lists |
| 184 | are·not·empty·or·very·short.·(Another·advantage·is·that·Dialyzer·can·deduce·a | 184 | are·not·empty·or·very·short.·(Another·advantage·is·that·Dialyzer·can·deduce·a |
| 185 | better·type·for·the·<code·class="inline">Xs</code>·variable.)</p><h2·id="function-calls"·class="section-heading"> | 185 | better·type·for·the·<code·class="inline">Xs</code>·variable.)</p><h2·id="function-calls"·class="section-heading"> |
| 186 | ··<a·href="#function-calls"·class="hover-link"> | 186 | ··<a·href="#function-calls"·class="hover-link"> |
| 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 188 | ··</a> | 188 | ··</a> |
| Offset 250, 15 lines modified | Offset 250, 15 lines modified | ||
| 250 | ······<p·class="built-using"> | 250 | ······<p·class="built-using"> |
| 251 | ········Built·using | 251 | ········Built·using |
| 252 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 252 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 253 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 253 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 254 | ······</p> | 254 | ······</p> |
| 255 | <p>Copyright·©·1996-202 | 255 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 256 | ····</footer> | 256 | ····</footer> |
| 257 | ··</div> | 257 | ··</div> |
| 258 | </main> | 258 | </main> |
| 259 | </div> | 259 | </div> |
| 260 | <script> | 260 | <script> |
| 261 | ··function·mermaidLoaded()·{ | 261 | ··function·mermaidLoaded()·{ |
| 262 | ····mermaid.initialize({ | 262 | ····mermaid.initialize({ |
| Offset 119, 45 lines modified | Offset 119, 45 lines modified | ||
| 119 | ··<a·href="#creating-an-erlang-process"·class="hover-link"> | 119 | ··<a·href="#creating-an-erlang-process"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Creating·an·Erlang·Process</span> | 122 | ··<span·class="text">Creating·an·Erlang·Process</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>An·Erlang·process·is·lightweight·compared·to·threads·and·processes·in·operating | 124 | <p>An·Erlang·process·is·lightweight·compared·to·threads·and·processes·in·operating |
| 125 | systems.</p><p>A·newly·spawned·Erlang·process·uses·327·words·of·memory.·The·size·can·be·found | 125 | systems.</p><p>A·newly·spawned·Erlang·process·uses·327·words·of·memory.·The·size·can·be·found |
| 126 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="2 | 126 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="2738682282-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">14.2</span><span·class="p">.</span><span·class="mi">3</span><span·class="p"·data-group-id="2738682282-1">]</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1121,·SHA:·3c0f7c34c034e9a42066c8af57c1f3748c917af47d5079c0e4ef296328307178·...·]-6">]</span><span·class="w"> |
| 127 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="w">·</span><span·class="p"·data-group-id="2 | 127 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V14</span><span·class="p">.</span><span·class="mf">2.3</span><span·class="w">·</span><span·class="p"·data-group-id="2738682282-7">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><spa[·...·truncated·by·diffoscope;·len:·398,·SHA:·cee104a330e7c110eb7fdd5b76d5234c9a4e95dfc7d534e09d7939fe48bd328e·...·]-7">)</span><span·class="gp·unselectable"> |
| 128 | 1>·</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2 | 128 | 1>·</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2738682282-9">(</span><span·class="p"·data-group-id="2738682282-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="k">receive</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">end</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 129 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.39164016</span><span·class="o">></span><span·class="gp·unselectable"> | 129 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">43.39164016</span><span·class="o">></span><span·class="gp·unselectable"> |
| 130 | 2>·</span><span·class="p"·data-group-id="2 | 130 | 2>·</span><span·class="p"·data-group-id="2738682282-10">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Bytes</span><span·class="p"·data-group-id="2738682282-10">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">process_info</s[·...·truncated·by·diffoscope;·len:·340,·SHA:·3e04e4dbbd508dacd49c3208d0444aa2c50f74f26d4dfa4b5400a9b8662b2859·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 131 | </span><span·class="p"·data-group-id="2 | 131 | </span><span·class="p"·data-group-id="2738682282-13">{</span><span·class="nb">memory</span><span·class="p">,</span><span·class="mi">2616</span><span·class="p"·data-group-id="2738682282-13">}</span><span·class="gp·unselectable"> |
| 132 | 3>·</span><span·class="n">Bytes</span><span·class="w">·</span><span·class="ow">div</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="2 | 132 | 3>·</span><span·class="n">Bytes</span><span·class="w">·</span><span·class="ow">div</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="2738682282-14">(</span><span·class="ss">wordsize</span><span·class="p"·data-group-id="2738682282-14">)</span><span·class="p">.</span><span·class="w"> |
| 133 | </span><span·class="mi">327</span></code></pre><p>The·size·includes·233·words·for·the·heap·area·(which·includes·the·stack).·The | 133 | </span><span·class="mi">327</span></code></pre><p>The·size·includes·233·words·for·the·heap·area·(which·includes·the·stack).·The |
| 134 | garbage·collector·increases·the·heap·as·needed.</p><p>The·main·(outer)·loop·for·a·process·<em>must</em>·be·tail-recursive.·Otherwise,·the | 134 | garbage·collector·increases·the·heap·as·needed.</p><p>The·main·(outer)·loop·for·a·process·<em>must</em>·be·tail-recursive.·Otherwise,·the |
| 135 | stack·grows·until·the·process·terminates.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 135 | stack·grows·until·the·process·terminates.</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="1707661448-1">(</span><span·class="p"·data-group-id="1707661448-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 136 | ··</span><span·class="k">receive</span><span·class="w"> | 136 | ··</span><span·class="k">receive</span><span·class="w"> |
| 137 | ·····</span><span·class="p"·data-group-id=" | 137 | ·····</span><span·class="p"·data-group-id="1707661448-2">{</span><span·class="ss">sys</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1707661448-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 138 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id=" | 138 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id="1707661448-3">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="1707661448-3">)</span><span·class="p">,</span><span·class="w"> |
| 139 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 139 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id="1707661448-4">(</span><span·class="p"·data-group-id="1707661448-4">)</span><span·class="p">;</span><span·class="w"> |
| 140 | ·····</span><span·class="p"·data-group-id=" | 140 | ·····</span><span·class="p"·data-group-id="1707661448-5">{</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="1707661448-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ··········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id=" | 141 | ··········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="1707661448-6">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="1707661448-6">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ··········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> | 142 | ··········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> |
| 143 | ··········</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 143 | ··········</span><span·class="nf">loop</span><span·class="p"·data-group-id="1707661448-7">(</span><span·class="p"·data-group-id="1707661448-7">)</span><span·class="w"> |
| 144 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 144 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 145 | ··</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 145 | ··</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1707661448-8">(</span><span·class="s">"Message·is·processed</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1707661448-9">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·fc24eb2764189fdbab767ca62668398326242671264a375b35463e53173e25ce·...·]-8">)</span><span·class="p">.</span></code></pre><p>The·call·to·<a·href="../../lib/stdlib-6.2.1/doc/html/io.html#format/2"><code·class="inline">io:format/2</code></a>·will·never·be·executed,·but·a·return·address·will |
| 146 | still·be·pushed·to·the·stack·each·time·<code·class="inline">loop/0</code>·is·called·recursively.·The | 146 | still·be·pushed·to·the·stack·each·time·<code·class="inline">loop/0</code>·is·called·recursively.·The |
| 147 | correct·tail-recursive·version·of·the·function·looks·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 147 | correct·tail-recursive·version·of·the·function·looks·as·follows:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="3241046739-1">(</span><span·class="p"·data-group-id="3241046739-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 148 | ···</span><span·class="k">receive</span><span·class="w"> | 148 | ···</span><span·class="k">receive</span><span·class="w"> |
| 149 | ······</span><span·class="p"·data-group-id=" | 149 | ······</span><span·class="p"·data-group-id="3241046739-2">{</span><span·class="ss">sys</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3241046739-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id=" | 150 | ·········</span><span·class="nf">handle_sys_msg</span><span·class="p"·data-group-id="3241046739-3">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="3241046739-3">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 151 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id="3241046739-4">(</span><span·class="p"·data-group-id="3241046739-4">)</span><span·class="p">;</span><span·class="w"> |
| 152 | ······</span><span·class="p"·data-group-id=" | 152 | ······</span><span·class="p"·data-group-id="3241046739-5">{</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3241046739-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ·········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id=" | 153 | ·········</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="3241046739-6">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="3241046739-6">)</span><span·class="p">,</span><span·class="w"> |
| 154 | ·········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> | 154 | ·········</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p">,</span><span·class="w"> |
| 155 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 155 | ·········</span><span·class="nf">loop</span><span·class="p"·data-group-id="3241046739-7">(</span><span·class="p"·data-group-id="3241046739-7">)</span><span·class="w"> |
| 156 | ·</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="initial-heap-size"·class="section-heading"> | 156 | ·</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="initial-heap-size"·class="section-heading"> |
| 157 | ··<a·href="#initial-heap-size"·class="hover-link"> | 157 | ··<a·href="#initial-heap-size"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Initial·Heap·Size</span> | 160 | ··<span·class="text">Initial·Heap·Size</span> |
| 161 | </h3> | 161 | </h3> |
| 162 | <p>The·default·initial·heap·size·of·233·words·is·quite·conservative·to·support | 162 | <p>The·default·initial·heap·size·of·233·words·is·quite·conservative·to·support |
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| 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 190 | ··</a> | 190 | ··</a> |
| 191 | ··<span·class="text">Receiving·messages</span> | 191 | ··<span·class="text">Receiving·messages</span> |
| 192 | </h2> | 192 | </h2> |
| 193 | <p>The·cost·of·receiving·messages·depends·on·how·complicated·the·<code·class="inline">receive</code> | 193 | <p>The·cost·of·receiving·messages·depends·on·how·complicated·the·<code·class="inline">receive</code> |
| 194 | expression·is.·A·simple·expression·that·matches·any·message·is·very·cheap | 194 | expression·is.·A·simple·expression·that·matches·any·message·is·very·cheap |
| 195 | because·it·retrieves·the·first·message·in·the·message·queue:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> | 195 | because·it·retrieves·the·first·message·in·the·message·queue:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> |
| 196 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="0066073765-1">(</span><span·class="n">Message</span><span·class="p"·data-group-id="0066073765-1">)</span><span·class="w"> |
| 197 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·this·is·not·always·convenient:·we·can·receive·a·message·that·we·do·not | 197 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·this·is·not·always·convenient:·we·can·receive·a·message·that·we·do·not |
| 198 | know·how·to·handle·at·this·point,·so·it·is·common·to·only·match·the·messages·we | 198 | know·how·to·handle·at·this·point,·so·it·is·common·to·only·match·the·messages·we |
| 199 | expect:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> | 199 | expect:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> |
| 200 | ····</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="p"·data-group-id="6513961859-1">{</span><span·class="n">Tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="6513961859-1">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·157,·SHA:·f404a74010e1f9f51b6741389715a23236b529faead3622f07bc430d9b7c02fb·...·]-2">)</span><span·class="w"> |
| 201 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>While·this·is·convenient·it·means·that·the·entire·message·queue·must·be·searched | 201 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>While·this·is·convenient·it·means·that·the·entire·message·queue·must·be·searched |
| 202 | until·it·finds·a·matching·message.·This·is·very·expensive·for·processes·with | 202 | until·it·finds·a·matching·message.·This·is·very·expensive·for·processes·with |
| 203 | long·message·queues,·so·there·is·an·optimization·for·the·common·case·of | 203 | long·message·queues,·so·there·is·an·optimization·for·the·common·case·of |
| 204 | sending·a·request·and·waiting·for·a·response·shortly·after:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id=" | 204 | sending·a·request·and·waiting·for·a·response·shortly·after:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id="9961711508-1">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Process</span><span·class="p"·data-group-id="9961711508-1">)</span><span·class="p">,</span><span·class="w"> |
| 205 | </span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 205 | </span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="9961711508-2">{</span><span·class="nf">self</span><span·class="p"·data-group-id="9961711508-3">(</span><span·class="p"·data-group-id="9961711508-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·ed0f7c91bc3b12eb6816ab887d9901c172e478dfb01f822b500517c279e5ae52·...·]8-2">}</span><span·class="p">,</span><span·class="w"> |
| 206 | </span><span·class="k">receive</span><span·class="w"> | 206 | </span><span·class="k">receive</span><span·class="w"> |
| 207 | ····</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="p"·data-group-id="9961711508-4">{</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p"·data-group-id="9961711508-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 208 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 208 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="9961711508-5">(</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9961711508-6">[</span><span·class="ss">flush</span><span·class="p"·data-group-id="9961711508-6">]</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·16,·SHA:·4480ee02d239c9fe58da280dbc19c4bedbd865bbef5b49f8a4b9cde3eee55d49·...·]8-5">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id=" | 209 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id="9961711508-7">(</span><span·class="n">Reply</span><span·class="p"·data-group-id="9961711508-7">)</span><span·class="p">;</span><span·class="w"> |
| 210 | ····</span><span·class="p"·data-group-id=" | 210 | ····</span><span·class="p"·data-group-id="9961711508-8">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·140,·SHA:·0e63fc645b74851fd21401fe77fd1101c763d4374c9fd71960f3aa6dc823c528·...·]8-8">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ········</span><span·class="nf">handle_error</span><span·class="p"·data-group-id=" | 211 | ········</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="9961711508-9">(</span><span·class="n">Reason</span><span·class="p"·data-group-id="9961711508-9">)</span><span·class="w"> |
| 212 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Since·the·compiler·knows·that·the·reference·created·by | 212 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Since·the·compiler·knows·that·the·reference·created·by |
| 213 | <a·href="../../erts-15.2.3/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>·cannot·exist·before·the·call·(since·it·is·a·globally | 213 | <a·href="../../erts-15.2.3/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>·cannot·exist·before·the·call·(since·it·is·a·globally |
| 214 | unique·identifier),·and·that·the·<code·class="inline">receive</code>·only·matches·messages·that·contain | 214 | unique·identifier),·and·that·the·<code·class="inline">receive</code>·only·matches·messages·that·contain |
| 215 | said·reference,·it·will·tell·the·emulator·to·search·only·the·messages·that | 215 | said·reference,·it·will·tell·the·emulator·to·search·only·the·messages·that |
| 216 | arrived·after·the·call·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>.</p><p>The·above·is·a·simple·example·where·one·is·but·guaranteed·that·the·optimization | 216 | arrived·after·the·call·to·<a·href="../../erts-15.2.3/doc/html/erlang.html#monitor/2"><code·class="inline">monitor/2</code></a>.</p><p>The·above·is·a·simple·example·where·one·is·but·guaranteed·that·the·optimization |
| 217 | will·take,·but·what·about·more·complicated·code?</p><p><a·href=""·id="recv_opt_info"></a></p><h3·id="option-recv_opt_info"·class="section-heading"> | 217 | will·take,·but·what·about·more·complicated·code?</p><p><a·href=""·id="recv_opt_info"></a></p><h3·id="option-recv_opt_info"·class="section-heading"> |
| 218 | ··<a·href="#option-recv_opt_info"·class="hover-link"> | 218 | ··<a·href="#option-recv_opt_info"·class="hover-link"> |
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| 228 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">200</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">NOT</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">suitable</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w"> | 228 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">200</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">NOT</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">suitable</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w"> |
| 229 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">mark</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">message</span><span·class="w">·</span><span·class="ss">queue</span><span·class="w">·</span><span·class="ss">position</span><span·class="w"> | 229 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">mark</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">message</span><span·class="w">·</span><span·class="ss">queue</span><span·class="w">·</span><span·class="ss">position</span><span·class="w"> |
| 230 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">208</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="w"> | 230 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">208</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">206</span><span·class="w"> |
| 231 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">219</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">INFO</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">passing</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="ss">make_ref</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">218</span><span·class="w"> | 231 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">219</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">INFO</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">passing</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">created</span><span·class="w">·</span><span·class="ss">by</span><span·class="w">·</span><span·class="ss">make_ref</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">218</span><span·class="w"> |
| 232 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">222</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">parameter</span><span·class="w">·</span><span·class="mi">1</span></code></pre><p>To·make·it·clearer·exactly·what·code·the·warnings·refer·to,·the·warnings·in·the | 232 | </span><span·class="ss">efficiency_guide</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">222</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="n">OPTIMIZED</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">all</span><span·class="w">·</span><span·class="ss">clauses</span><span·class="w">·</span><span·class="ss">match</span><span·class="w">·</span><span·class="ss">reference</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">parameter</span><span·class="w">·</span><span·class="mi">1</span></code></pre><p>To·make·it·clearer·exactly·what·code·the·warnings·refer·to,·the·warnings·in·the |
| 233 | following·examples·are·inserted·as·comments·after·the·clause·they·refer·to,·for | 233 | following·examples·are·inserted·as·comments·after·the·clause·they·refer·to,·for |
| 234 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·DO</span><span·class="w"> | 234 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·DO</span><span·class="w"> |
| 235 | </span><span·class="nf">simple_receive</span><span·class="p"·data-group-id="1 | 235 | </span><span·class="nf">simple_receive</span><span·class="p"·data-group-id="1430562365-1">(</span><span·class="p"·data-group-id="1430562365-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 236 | </span><span·class="c1">%%·efficiency_guide.erl:194:·Warning:·INFO:·not·a·selective·receive,·this·is·always·fast</span><span·class="w"> | 236 | </span><span·class="c1">%%·efficiency_guide.erl:194:·Warning:·INFO:·not·a·selective·receive,·this·is·always·fast</span><span·class="w"> |
| 237 | </span><span·class="k">receive</span><span·class="w"> | 237 | </span><span·class="k">receive</span><span·class="w"> |
| 238 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="1 | 238 | ····</span><span·class="n">Message</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_msg</span><span·class="p"·data-group-id="1430562365-2">(</span><span·class="n">Message</span><span·class="p"·data-group-id="1430562365-2">)</span><span·class="w"> |
| 239 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 239 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="c1">%%·DO·NOT,·unless·Tag·is·known·to·be·a·suitable·reference:·see</span><span·class="w"> | 240 | </span><span·class="c1">%%·DO·NOT,·unless·Tag·is·known·to·be·a·suitable·reference:·see</span><span·class="w"> |
| 241 | </span><span·class="c1">%%·cross_function_receive/0·further·down.</span><span·class="w"> | 241 | </span><span·class="c1">%%·cross_function_receive/0·further·down.</span><span·class="w"> |
| 242 | </span><span·class="nf">selective_receive</span><span·class="p"·data-group-id="1 | 242 | </span><span·class="nf">selective_receive</span><span·class="p"·data-group-id="1430562365-3">(</span><span·class="n">Tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="1430562365-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 243 | </span><span·class="c1">%%·efficiency_guide.erl:200:·Warning:·NOT·OPTIMIZED:·all·clauses·do·not·match·a·suitable·reference</span><span·class="w"> | 243 | </span><span·class="c1">%%·efficiency_guide.erl:200:·Warning:·NOT·OPTIMIZED:·all·clauses·do·not·match·a·suitable·reference</span><span·class="w"> |
| 244 | </span><span·class="k">receive</span><span·class="w"> | 244 | </span><span·class="k">receive</span><span·class="w"> |
| 245 | ····</span><span·class="p"·data-group-id="1 | 245 | ····</span><span·class="p"·data-group-id="1430562365-4">{</span><span·class="n">Tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="1430562365-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·156,·SHA:·2b538de07e768e58383d580eae1b54389deadf4ff7a6cf5eb9b7663f98f5662d·...·]-5">)</span><span·class="w"> |
| 246 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 246 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="c1">%%·DO</span><span·class="w"> | 247 | </span><span·class="c1">%%·DO</span><span·class="w"> |
| 248 | </span><span·class="nf">optimized_receive</span><span·class="p"·data-group-id="1 | 248 | </span><span·class="nf">optimized_receive</span><span·class="p"·data-group-id="1430562365-6">(</span><span·class="n">Process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p"·data-group-id="1430562365-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 249 | </span><span·class="c1">%%·efficiency_guide.erl:206:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> | 249 | </span><span·class="c1">%%·efficiency_guide.erl:206:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> |
| 250 | ····</span><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id="1 | 250 | ····</span><span·class="n">MRef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">monitor</span><span·class="p"·data-group-id="1430562365-7">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Process</span><span·class="p"·data-group-id="1430562365-7">)</span><span·class="p">,</span><span·class="w"> |
| 251 | ····</span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1 | 251 | ····</span><span·class="n">Process</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1430562365-8">{</span><span·class="nf">self</span><span·class="p"·data-group-id="1430562365-9">(</span><span·class="p"·data-group-id="1430562365-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·93,·SHA:·5d96c17db0469a025d19a995810c133c7afd16245cd2283092e704c42d45c0f1·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ····</span><span·class="c1">%%·efficiency_guide.erl:208:·Warning:·OPTIMIZED:·matches·reference·created·by·monitor/2·at·efficiency_guide.erl:206</span><span·class="w"> | 252 | ····</span><span·class="c1">%%·efficiency_guide.erl:208:·Warning:·OPTIMIZED:·matches·reference·created·by·monitor/2·at·efficiency_guide.erl:206</span><span·class="w"> |
| 253 | ····</span><span·class="k">receive</span><span·class="w"> | 253 | ····</span><span·class="k">receive</span><span·class="w"> |
| 254 | ········</span><span·class="p"·data-group-id="1 | 254 | ········</span><span·class="p"·data-group-id="1430562365-10">{</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reply</span><span·class="p"·data-group-id="1430562365-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 255 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="1 | 255 | ········</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="1430562365-11">(</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1430562365-12">[</span><span·class="ss">flush</span><span·class="p"·data-group-id="1430562365-12">]</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·59e62388813cf627cc20dcdc360c7430c033c0467211d652e1d72277b00b59c0·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 256 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id="1 | 256 | ········</span><span·class="nf">handle_reply</span><span·class="p"·data-group-id="1430562365-13">(</span><span·class="n">Reply</span><span·class="p"·data-group-id="1430562365-13">)</span><span·class="p">;</span><span·class="w"> |
| 257 | ····</span><span·class="p"·data-group-id="1 | 257 | ····</span><span·class="p"·data-group-id="1430562365-14">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·141,·SHA:·192dd508b7f38e3b3a1e1db5b1bcb1666041f8d2899d0a69fe4f990d3cb485e3·...·]-14">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 258 | ····</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="1 | 258 | ····</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="1430562365-15">(</span><span·class="n">Reason</span><span·class="p"·data-group-id="1430562365-15">)</span><span·class="w"> |
| 259 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 259 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="c1">%%·DO</span><span·class="w"> | 260 | </span><span·class="c1">%%·DO</span><span·class="w"> |
| 261 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="1 | 261 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="1430562365-16">(</span><span·class="p"·data-group-id="1430562365-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ····</span><span·class="c1">%%·efficiency_guide.erl:218:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> | 262 | ····</span><span·class="c1">%%·efficiency_guide.erl:218:·Warning:·OPTIMIZED:·reference·used·to·mark·a·message·queue·position</span><span·class="w"> |
| 263 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="1 | 263 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="1430562365-17">(</span><span·class="p"·data-group-id="1430562365-17">)</span><span·class="p">,</span><span·class="w"> |
| 264 | ····</span><span·class="c1">%%·efficiency_guide.erl:219:·Warning:·INFO:·passing·reference·created·by·make_ref/0·at·efficiency_guide.erl:218</span><span·class="w"> | 264 | ····</span><span·class="c1">%%·efficiency_guide.erl:219:·Warning:·INFO:·passing·reference·created·by·make_ref/0·at·efficiency_guide.erl:218</span><span·class="w"> |
| 265 | ····</span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="1 | 265 | ····</span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="1430562365-18">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="1430562365-18">)</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="1 | 266 | </span><span·class="nf">cross_function_receive</span><span·class="p"·data-group-id="1430562365-19">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="1430562365-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | ····</span><span·class="c1">%%·efficiency_guide.erl:222:·Warning:·OPTIMIZED:·all·clauses·match·reference·in·function·parameter·1</span><span·class="w"> | 267 | ····</span><span·class="c1">%%·efficiency_guide.erl:222:·Warning:·OPTIMIZED:·all·clauses·match·reference·in·function·parameter·1</span><span·class="w"> |
| 268 | ····</span><span·class="k">receive</span><span·class="w"> | 268 | ····</span><span·class="k">receive</span><span·class="w"> |
| 269 | ········</span><span·class="p"·data-group-id="1 | 269 | ········</span><span·class="p"·data-group-id="1430562365-20">{</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="1430562365-20">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·159,·SHA:·8acdc6270db0a8efe2f37d863878bed6272aca436cca1efbe14a9ae069768747·...·]-21">)</span><span·class="w"> |
| 270 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h2·id="literal-pool"·class="section-heading"> | 270 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h2·id="literal-pool"·class="section-heading"> |
| 271 | ··<a·href="#literal-pool"·class="hover-link"> | 271 | ··<a·href="#literal-pool"·class="hover-link"> |
| 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 273 | ··</a> | 273 | ··</a> |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
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| 398 | ······<p·class="built-using"> | 398 | ······<p·class="built-using"> |
| 399 | ········Built·using | 399 | ········Built·using |
| 400 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 400 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 401 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 401 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 402 | ······</p> | 402 | ······</p> |
| 403 | <p>Copyright·©·1996-202 | 403 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 404 | ····</footer> | 404 | ····</footer> |
| 405 | ··</div> | 405 | ··</div> |
| 406 | </main> | 406 | </main> |
| 407 | </div> | 407 | </div> |
| 408 | <script> | 408 | <script> |
| 409 | ··function·mermaidLoaded()·{ | 409 | ··function·mermaidLoaded()·{ |
| 410 | ····mermaid.initialize({ | 410 | ····mermaid.initialize({ |
| Offset 120, 119 lines modified | Offset 120, 119 lines modified | ||
| 120 | to·read·the·port·example·in·<a·href="c_port.html">Ports</a>·before·reading·this·section.</p><h2·id="erlang-program"·class="section-heading"> | 120 | to·read·the·port·example·in·<a·href="c_port.html">Ports</a>·before·reading·this·section.</p><h2·id="erlang-program"·class="section-heading"> |
| 121 | ··<a·href="#erlang-program"·class="hover-link"> | 121 | ··<a·href="#erlang-program"·class="hover-link"> |
| 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 122 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 123 | ··</a> | 123 | ··</a> |
| 124 | ··<span·class="text">Erlang·Program</span> | 124 | ··<span·class="text">Erlang·Program</span> |
| 125 | </h2> | 125 | </h2> |
| 126 | <p>The·following·example·shows·an·Erlang·program·communicating·with·a·C·program | 126 | <p>The·following·example·shows·an·Erlang·program·communicating·with·a·C·program |
| 127 | over·a·plain·port·with·home·made·encoding:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 127 | over·a·plain·port·with·home·made·encoding:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4140190929-1">(</span><span·class="ss">complex1</span><span·class="p"·data-group-id="4140190929-1">)</span><span·class="p">.</span><span·class="w"> |
| 128 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 128 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4140190929-2">(</span><span·class="p"·data-group-id="4140190929-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·079135f045e77e7baf3172731ec8ea66e128feed78e2fec83700ba2848303a99·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 129 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 129 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4140190929-4">(</span><span·class="p"·data-group-id="4140190929-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·f9b9f94c9872d2e76a6693dd8b6b2eb052f900e642d483962eebdc792cce2f6f·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 130 | </span><span·class="nf">start</span><span·class="p"·data-group-id="4140190929-6">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="4140190929-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 131 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4140190929-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4140190929-8">[</span><spa[·...·truncated·by·diffoscope;·len:·119,·SHA:·609d6e4b8cd02f807bcc2ba3f066f3b7888603f6b3cd1da71d16c6a715c4cf07·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 132 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 132 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="4140190929-9">(</span><span·class="p"·data-group-id="4140190929-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 133 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 134 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="4140190929-10">(</span><span·class="n">X</span><span·class="p"·data-group-id="4140190929-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 135 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="4140190929-11">(</span><span·class="p"·data-group-id="4140190929-12">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="4140190929-12">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·2dcd1f1223d6bfe545431b615faa1ff589ba3e5a19079e0e5f2e58b4b2a6fffc·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 136 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="4140190929-13">(</span><span·class="n">Y</span><span·class="p"·data-group-id="4140190929-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 137 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="4140190929-14">(</span><span·class="p"·data-group-id="4140190929-15">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="4140190929-15">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·2dcd1f1223d6bfe545431b615faa1ff589ba3e5a19079e0e5f2e58b4b2a6fffc·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 138 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="4140190929-16">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="4140190929-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4140190929-17">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="4140190929-18">(</span><span·class="p"·data-group-id="4140190929-18">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·05a486d422d60a62387081aca0807fef3383a95a67a4f7f3cae2ac00180143cd·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 140 | ····</span><span·class="k">receive</span><span·class="w"> | 140 | ····</span><span·class="k">receive</span><span·class="w"> |
| 141 | » </span><span·class="p"·data-group-id=" | 141 | » </span><span·class="p"·data-group-id="4140190929-19">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="4140190929-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 142 | » ····</span><span·class="n">Result</span><span·class="w"> | 142 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 143 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 143 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id="4140190929-20">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="4140190929-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 145 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 145 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="4140190929-21">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="4140190929-22">(</span><span·class="p"·data-group-id="4140190929-22">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·bc03fe990db6b08cff57845f1ae033a024c6e9a34f348d9c39ef85bcc18ee12d·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 146 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 146 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="4140190929-23">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="4140190929-23">)</span><span·class="p">,</span><span·class="w"> |
| 147 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 147 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="4140190929-24">(</span><span·class="p"·data-group-id="4140190929-25">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="4140190929-25">}</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·389,·SHA:·7c8138cf45d218a17fdcc5605c2473108cd0d7308dc00c0cb1b955ef8cf352f8·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 148 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 148 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="4140190929-28">(</span><span·class="n">Port</span><span·class="p"·data-group-id="4140190929-28">)</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 149 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="4140190929-29">(</span><span·class="n">Port</span><span·class="p"·data-group-id="4140190929-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ····</span><span·class="k">receive</span><span·class="w"> | 150 | ····</span><span·class="k">receive</span><span·class="w"> |
| 151 | » </span><span·class="p"·data-group-id=" | 151 | » </span><span·class="p"·data-group-id="4140190929-30">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="4140190929-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4140190929-31">{</span><span·class="nf">self</span><span·class="p"·data-group-id="4140190929-32">(</span><span·class="p"·data-group-id="4140190929-32">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4140190929-33">{</[·...·truncated·by·diffoscope;·len:·343,·SHA:·2e8f6a861b40f1dd6274c55417c6c3294386502193125e5e71621e716151e808·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 153 | » ····</span><span·class="k">receive</span><span·class="w"> | 153 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 154 | » » </span><span·class="p"·data-group-id=" | 154 | » » </span><span·class="p"·data-group-id="4140190929-35">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4140190929-36">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·7a4c920a2e9d797e95892a6719f45d7951e0d130a0eaf8a1f26562f929c027a5·...·]-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 155 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4140190929-37">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="4140190929-38">(</span><span·class="n">Data</span><span·class="p"·data-group-id="4140190929-3[·...·truncated·by·diffoscope;·len:·52,·SHA:·32ccbf9e943adf1eb3c33001cff576335157e8896328caab8186628b3645d048·...·]-37">}</span><span·class="w"> |
| 156 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 156 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 157 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 157 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="4140190929-39">(</span><span·class="n">Port</span><span·class="p"·data-group-id="4140190929-39">)</span><span·class="p">;</span><span·class="w"> |
| 158 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 158 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 159 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 159 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4140190929-40">{</span><span·class="nf">self</span><span·class="p"·data-group-id="4140190929-41">(</span><span·class="p"·data-group-id="4140190929-41">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·06534abe1600da2b750ef188148cd129c9297be320f89774ce05c7c7140f0f83·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 160 | » ····</span><span·class="k">receive</span><span·class="w"> | 160 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 161 | » » </span><span·class="p"·data-group-id=" | 161 | » » </span><span·class="p"·data-group-id="4140190929-42">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="4140190929-42">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 162 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="4140190929-43">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="4140190929-43">)</span><span·class="w"> |
| 163 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 163 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 164 | » </span><span·class="p"·data-group-id=" | 164 | » </span><span·class="p"·data-group-id="4140190929-44">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="4140190929-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 165 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 165 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="4140190929-45">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="4140190929-45">)</span><span·class="w"> |
| 166 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 166 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 167 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="4140190929-46">(</span><span·class="p"·data-group-id="4140190929-47">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="4140190929-47">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·653b84906ce7f47b64082fc455946c93aea27322c330c5c607ba6b485c4f80c2·...·]-48">]</span><span·class="p">;</span><span·class="w"> |
| 168 | </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">encode</span><span·class="p"·data-group-id="4140190929-49">(</span><span·class="p"·data-group-id="4140190929-50">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="4140190929-50">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·296,·SHA:·fd8357b86d6b5b96a51e97c5ce2813d42c7af449a3aafc7d5c665d464c0ec6b7·...·]-51">]</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">decode</span><span·class="p"·data-group-id="4140190929-52">(</span><span·class="p"·data-group-id="4140190929-53">[</span><span·class="n">Int</span><span·class="p"·data-group-id="4140190929-53">]</span><span·class="p"·data-group-id="4140190929-52">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Int</span><span·class="p">.</span></code></pre><p>There·are·two·differences·when·using·Erl_Interface·on·the·C·side·compared·to·the |
| 170 | example·in·<a·href="c_port.html">Ports</a>,·using·only·the·plain·port:</p><ul><li>As·Erl_Interface·operates·on·the·Erlang·external·term·format,·the·port·must·be | 170 | example·in·<a·href="c_port.html">Ports</a>,·using·only·the·plain·port:</p><ul><li>As·Erl_Interface·operates·on·the·Erlang·external·term·format,·the·port·must·be |
| 171 | set·to·use·binaries.</li><li>Instead·of·inventing·an·encoding/decoding·scheme,·the | 171 | set·to·use·binaries.</li><li>Instead·of·inventing·an·encoding/decoding·scheme,·the |
| 172 | <a·href="../../erts-15.2.3/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>·and | 172 | <a·href="../../erts-15.2.3/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>·and |
| 173 | <a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·BIFs·are·to·be·used.</li></ul><p>That·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 173 | <a·href="../../erts-15.2.3/doc/html/erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·BIFs·are·to·be·used.</li></ul><p>That·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">open_port</span><span·class="p"·data-group-id="7656336339-1">(</span><span·class="p"·data-group-id="7656336339-2">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="7656336339-2">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·2065,·SHA:·fedc322b96588dddad0e6d9e42da8b935a73037ddaf7c5ede087b9cf022eb2fa·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 174 | </span><span·class="k">receive</span><span·class="w"> | 174 | </span><span·class="k">receive</span><span·class="w"> |
| 175 | ··</span><span·class="p"·data-group-id=" | 175 | ··</span><span·class="p"·data-group-id="2072446654-5">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2072446654-6">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·fc917e0b65774ed6447bf0968471399d4f58932881975a7838a8ead9df0075f4·...·]-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2072446654-7">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">decode</span><span·class="p"·data-group-id="2072446654-8">(</span><span·class="n">Data</span><span·class="p"·data-group-id="2072446654-8">[·...·truncated·by·diffoscope;·len:·49,·SHA:·fdb847fa0f154ca1ad90cdf8e38aabb00f593f1a28cba71ed6f44844578031ac·...·]-7">}</span><span·class="w"> |
| 177 | </span><span·class="k">end</span></code></pre><p>is·replaced·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 177 | </span><span·class="k">end</span></code></pre><p>is·replaced·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5942190893-1">{</span><span·class="nf">self</span><span·class="p"·data-group-id="5942190893-2">(</span><span·class="p"·data-group-id="5942190893-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5942190893-3">{</span[·...·truncated·by·diffoscope;·len:·344,·SHA:·7a5b406648bf57db31797dbd511f2c752ccc5d1b328fcef604fba3b7846fdc46·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 178 | </span><span·class="k">receive</span><span·class="w"> | 178 | </span><span·class="k">receive</span><span·class="w"> |
| 179 | ··</span><span·class="p"·data-group-id=" | 179 | ··</span><span·class="p"·data-group-id="5942190893-5">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5942190893-6">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·da45da7b2ec1789c4607a58ee79c6583daa68935f30bde82fe0b98ba01684f7f·...·]-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5942190893-7">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="5942190893-8">(</span><span·class="n">Data</span><span·class="p"·data-group-id="594219[·...·truncated·by·diffoscope;·len:·57,·SHA:·7a03038f6434b7b2008c66c14483e7e8242046858a1d8be1d879fa3fcbb137cb·...·]-7">}</span><span·class="w"> |
| 181 | </span><span·class="k">end</span></code></pre><p>The·resulting·Erlang·program·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 181 | </span><span·class="k">end</span></code></pre><p>The·resulting·Erlang·program·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7460938130-1">(</span><span·class="ss">complex2</span><span·class="p"·data-group-id="7460938130-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 182 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7460938130-2">(</span><span·class="p"·data-group-id="7460938130-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·241,·SHA:·3decd3e7ee80e587acc5b2de2d6dd49b3a19cf3d1e3bfeab5815b8b938497237·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 183 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 183 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7460938130-4">(</span><span·class="p"·data-group-id="7460938130-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·1bcf35e8bd747b08c03dcde9fdb15b08715594ce5552d7b86fae4842bfae17d5·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nf">start</span><span·class="p"·data-group-id="7460938130-6">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="7460938130-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="7460938130-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7460938130-8">[</span><spa[·...·truncated·by·diffoscope;·len:·119,·SHA:·d228f4bd579f56de53983ddd1cbe8ef3db9efe228d3c207c80e4d3db9e4bb4fb·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 186 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="7460938130-9">(</span><span·class="p"·data-group-id="7460938130-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 187 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> | 187 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 188 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="7460938130-10">(</span><span·class="n">X</span><span·class="p"·data-group-id="7460938130-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 189 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="7460938130-11">(</span><span·class="p"·data-group-id="7460938130-12">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="7460938130-12">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·a4ce4792cb36fe84845a1b2cb990b3a60c87deb9a15b3e64146df4bd2b1d1733·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 190 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="7460938130-13">(</span><span·class="n">Y</span><span·class="p"·data-group-id="7460938130-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="nf">call_port</span><span·class="p"·data-group-id="7460938130-14">(</span><span·class="p"·data-group-id="7460938130-15">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="7460938130-15">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·a4ce4792cb36fe84845a1b2cb990b3a60c87deb9a15b3e64146df4bd2b1d1733·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id=" | 192 | </span><span·class="nf">call_port</span><span·class="p"·data-group-id="7460938130-16">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="7460938130-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="ss">complex</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7460938130-17">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="7460938130-18">(</span><span·class="p"·data-group-id="7460938130-18">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·94,·SHA:·d599dcb136519aedae8f389a64287f3018f29fddaddd04e76ff843664834e7d8·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="k">receive</span><span·class="w"> | 194 | ····</span><span·class="k">receive</span><span·class="w"> |
| 195 | » </span><span·class="p"·data-group-id=" | 195 | » </span><span·class="p"·data-group-id="7460938130-19">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="7460938130-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 196 | » ····</span><span·class="n">Result</span><span·class="w"> | 196 | » ····</span><span·class="n">Result</span><span·class="w"> |
| 197 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 197 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">init</span><span·class="p"·data-group-id="7460938130-20">(</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="7460938130-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="7460938130-21">(</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="7460938130-22">(</span><span·class="p"·data-group-id="7460938130-22">)</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·f369e0c9fb94cede882d33e4c804091a4c010be42d4d018bdd35a23e115fdab2·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="7460938130-23">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="7460938130-23">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="7460938130-24">(</span><span·class="p"·data-group-id="7460938130-25">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExtPrg</span><span·class="p"·data-group-id="7460938130-25">}</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·467,·SHA:·8fb977ebf92b726fbacc45c7ace9e280d77630820c559a17901b17ffc596a1ff·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="7460938130-28">(</span><span·class="n">Port</span><span·class="p"·data-group-id="7460938130-28">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="7460938130-29">(</span><span·class="n">Port</span><span·class="p"·data-group-id="7460938130-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="k">receive</span><span·class="w"> | 204 | ····</span><span·class="k">receive</span><span·class="w"> |
| 205 | » </span><span·class="p"·data-group-id=" | 205 | » </span><span·class="p"·data-group-id="7460938130-30">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Caller</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="7460938130-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 206 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7460938130-31">{</span><span·class="nf">self</span><span·class="p"·data-group-id="7460938130-32">(</span><span·class="p"·data-group-id="7460938130-32">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7460938130-33">{</[·...·truncated·by·diffoscope;·len:·351,·SHA:·53a6f8982825fd9542c45f4aca2b985e4c9e737d7c76a981622e709b1b96a70f·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 207 | » ····</span><span·class="k">receive</span><span·class="w"> | 207 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 208 | » » </span><span·class="p"·data-group-id=" | 208 | » » </span><span·class="p"·data-group-id="7460938130-35">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7460938130-36">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·ba14f5ccbd1b37620c07146d04a3e8ab5564a93ef5a8371601cad8fc0c1eb2dd·...·]-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 209 | » » ····</span><span·class="n">Caller</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7460938130-37">{</span><span·class="ss">complex</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="7460938130-38">(</span><span·class="n">Data</span><span·class="p"·data-group-id="7460[·...·truncated·by·diffoscope;·len:·60,·SHA:·c74f0af298b82560f23142c62b267cc6cfc3aff4f2c5ca1f0653e4e9b98fa884·...·]-37">}</span><span·class="w"> |
| 210 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 210 | » ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 211 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 211 | » ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="7460938130-39">(</span><span·class="n">Port</span><span·class="p"·data-group-id="7460938130-39">)</span><span·class="p">;</span><span·class="w"> |
| 212 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 212 | » </span><span·class="ss">stop</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 213 | » ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="7460938130-40">{</span><span·class="nf">self</span><span·class="p"·data-group-id="7460938130-41">(</span><span·class="p"·data-group-id="7460938130-41">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">close</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·b23dbf4b00811ec6610e72a9125cd36416d2873b34351e3eb72e262b086cf109·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 214 | » ····</span><span·class="k">receive</span><span·class="w"> | 214 | » ····</span><span·class="k">receive</span><span·class="w"> |
| 215 | » » </span><span·class="p"·data-group-id=" | 215 | » » </span><span·class="p"·data-group-id="7460938130-42">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="7460938130-42">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 216 | » » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="7460938130-43">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="7460938130-43">)</span><span·class="w"> |
| 217 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 217 | » ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 218 | » </span><span·class="p"·data-group-id=" | 218 | » </span><span·class="p"·data-group-id="7460938130-44">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="7460938130-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 219 | » ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="7460938130-45">(</span><span·class="ss">port_terminated</span><span·class="p"·data-group-id="7460938130-45">)</span><span·class="w"> |
| 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Notice·that·calling·<code·class="inline">complex2:foo/1</code>·and·<code·class="inline">complex2:bar/1</code>·results·in·the·tuple | 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Notice·that·calling·<code·class="inline">complex2:foo/1</code>·and·<code·class="inline">complex2:bar/1</code>·results·in·the·tuple |
| 221 | <code·class="inline">{foo,X}</code>·or·<code·class="inline">{bar,Y}</code>·being·sent·to·the·<code·class="inline">complex</code>·process,·which·codes·them·as | 221 | <code·class="inline">{foo,X}</code>·or·<code·class="inline">{bar,Y}</code>·being·sent·to·the·<code·class="inline">complex</code>·process,·which·codes·them·as |
| 222 | binaries·and·sends·them·to·the·port.·This·means·that·the·C·program·must·be·able | 222 | binaries·and·sends·them·to·the·port.·This·means·that·the·C·program·must·be·able |
| 223 | to·handle·these·two·tuples.</p><h2·id="c-program"·class="section-heading"> | 223 | to·handle·these·two·tuples.</p><h2·id="c-program"·class="section-heading"> |
| 224 | ··<a·href="#c-program"·class="hover-link"> | 224 | ··<a·href="#c-program"·class="hover-link"> |
| 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 226 | ··</a> | 226 | ··</a> |
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| 362 | ····-L/usr/local/otp/lib/erl_interface-3.9.2/lib·\ | 362 | ····-L/usr/local/otp/lib/erl_interface-3.9.2/lib·\ |
| 363 | ····complex.c·erl_comm.c·ei.c·-lei·-lpthread</code></pre><p>In·Erlang/OTP·R5B·and·later·versions·of·OTP,·the·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·directories | 363 | ····complex.c·erl_comm.c·ei.c·-lei·-lpthread</code></pre><p>In·Erlang/OTP·R5B·and·later·versions·of·OTP,·the·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·directories |
| 364 | are·situated·under·<code·class="inline">$OTPROOT/lib/erl_interface-VSN</code>,·where·<code·class="inline">$OTPROOT</code>·is·the | 364 | are·situated·under·<code·class="inline">$OTPROOT/lib/erl_interface-VSN</code>,·where·<code·class="inline">$OTPROOT</code>·is·the |
| 365 | root·directory·of·the·OTP·installation·(<code·class="inline">/usr/local/otp</code>·in·the·recent·example) | 365 | root·directory·of·the·OTP·installation·(<code·class="inline">/usr/local/otp</code>·in·the·recent·example) |
| 366 | and·<code·class="inline">VSN</code>·is·the·version·of·the·Erl_interface·application·(3.2.1·in·the·recent | 366 | and·<code·class="inline">VSN</code>·is·the·version·of·the·Erl_interface·application·(3.2.1·in·the·recent |
| 367 | example).</p><p>In·R4B·and·earlier·versions·of·OTP,·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·are·situated·under | 367 | example).</p><p>In·R4B·and·earlier·versions·of·OTP,·<code·class="inline">include</code>·and·<code·class="inline">lib</code>·are·situated·under |
| 368 | <code·class="inline">$OTPROOT/usr</code>.</p><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> | 368 | <code·class="inline">$OTPROOT/usr</code>.</p><p><em>Step·2.</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> |
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| 143 | reports·and·other·error·and·information·reports·are·by·default·logged·through | 143 | reports·and·other·error·and·information·reports·are·by·default·logged·through |
| 144 | the·log·handler·which·is·set·up·when·the·Kernel·application·is·started.</p><p>Prior·to·Erlang/OTP·21.0,·supervisor,·crash,·and·progress·reports·were·only | 144 | the·log·handler·which·is·set·up·when·the·Kernel·application·is·started.</p><p>Prior·to·Erlang/OTP·21.0,·supervisor,·crash,·and·progress·reports·were·only |
| 145 | logged·when·the·SASL·application·was·running.·This·behaviour·can,·for·backwards | 145 | logged·when·the·SASL·application·was·running.·This·behaviour·can,·for·backwards |
| 146 | compatibility,·be·enabled·by·setting·the·Kernel·configuration·parameter | 146 | compatibility,·be·enabled·by·setting·the·Kernel·configuration·parameter |
| 147 | <a·href="../../lib/kernel-10.2.3/doc/html/kernel_app.html#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>·to | 147 | <a·href="../../lib/kernel-10.2.3/doc/html/kernel_app.html#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>·to |
| 148 | <code·class="inline">true</code>.·For·more·information,·see | 148 | <code·class="inline">true</code>.·For·more·information,·see |
| 149 | <a·href="../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>·in·the·SASL·User's·Guide.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-kernel·logger_level·info</span><span·class="w"> | 149 | <a·href="../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>·in·the·SASL·User's·Guide.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-kernel·logger_level·info</span><span·class="w"> |
| 150 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">21</span><span·class="w">·</span><span·class="p"·data-group-id=" | 150 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">21</span><span·class="w">·</span><span·class="p"·data-group-id="8873302227-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">10.0</span><span·class="p"·data-group-id="8873302227-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="8873302227-2">[</span><span·class="ss">source<[·...·truncated·by·diffoscope;·len:·1313,·SHA:·7318302d1c8589bcb91139f4a6220e0390f5db1847871d0125efa5f0b8326a12·...·]-7">]</span><span·class="w"> |
| 151 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.916404</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 151 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.916404</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 152 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> | 152 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> |
| 153 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 153 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 154 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.922908</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 154 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.922908</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 155 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> | 155 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> |
| 156 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 156 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 157 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.925755</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 157 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.925755</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 158 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="8873302227-8">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="ss">kernel_safe_sup</span><span·class="p"·data-group-id="8873302227-8">}</span><span·class="w"> |
| 159 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 159 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="8873302227-9">[</span><span·class="p"·data-group-id="8873302227-10">{</span><span·class="ss">pid</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.74</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·6827357295b59504f5089c57cdc29c2e7076ae3868d7b1e906aea9b7158e661d·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ··············</span><span·class="p"·data-group-id=" | 160 | ··············</span><span·class="p"·data-group-id="8873302227-11">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="ss">disk_log_sup</span><span·class="p"·data-group-id="8873302227-11">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ··············</span><span·class="p"·data-group-id=" | 161 | ··············</span><span·class="p"·data-group-id="8873302227-12">{</span><span·class="ss">mfargs</span><span·class="p">,</span><span·class="p"·data-group-id="8873302227-13">{</span><span·class="ss">disk_log_sup</span><span·class="p">,</span><span·class="ss">start_link</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·196,·SHA:·e13c7019b6a1df6d3d7913d554bb8100b788c5352ce4d99da8f6f36c73365971·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 162 | ··············</span><span·class="p"·data-group-id=" | 162 | ··············</span><span·class="p"·data-group-id="8873302227-15">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="ss">permanent</span><span·class="p"·data-group-id="8873302227-15">}</span><span·class="p">,</span><span·class="w"> |
| 163 | ··············</span><span·class="p"·data-group-id=" | 163 | ··············</span><span·class="p"·data-group-id="8873302227-16">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="mi">1000</span><span·class="p"·data-group-id="8873302227-16">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ··············</span><span·class="p"·data-group-id=" | 164 | ··············</span><span·class="p"·data-group-id="8873302227-17">{</span><span·class="ss">child_type</span><span·class="p">,</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="8873302227-17">}</span><span·class="p"·data-group-id="8873302227-9">]</span><span·class="w"> |
| 165 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.926056</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 165 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">8</span><span·class="o">-</span><span·class="n">Jun</span><span·class="o">-</span><span·class="mi">2018</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">54</span><span·class="p">:</span><span·class="mf">19.926056</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 166 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="8873302227-18">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="ss">kernel_safe_sup</span><span·class="p"·data-group-id="8873302227-18">}</span><span·class="w"> |
| 167 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="nc">started</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="8873302227-19">[</span><span·class="p"·data-group-id="8873302227-20">{</span><span·class="ss">pid</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.75</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·0f8e28ced218ec95e0ad5065b11cf08518affa466ac978447c4c625f147641b7·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 168 | ··············</span><span·class="p"·data-group-id=" | 168 | ··············</span><span·class="p"·data-group-id="8873302227-21">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="ss">disk_log_server</span><span·class="p"·data-group-id="8873302227-21">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ··············</span><span·class="p"·data-group-id=" | 169 | ··············</span><span·class="p"·data-group-id="8873302227-22">{</span><span·class="ss">mfargs</span><span·class="p">,</span><span·class="p"·data-group-id="8873302227-23">{</span><span·class="ss">disk_log_server</span><span·class="p">,</span><span·class="ss">start_link</span><span·class="p">,</span><spa[·...·truncated·by·diffoscope;·len:·199,·SHA:·af06913cc276da890a2b5ba575a7f2f9847ce0b4e11521363f121337e529d71f·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··············</span><span·class="p"·data-group-id=" | 170 | ··············</span><span·class="p"·data-group-id="8873302227-25">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="ss">permanent</span><span·class="p"·data-group-id="8873302227-25">}</span><span·class="p">,</span><span·class="w"> |
| 171 | ··············</span><span·class="p"·data-group-id=" | 171 | ··············</span><span·class="p"·data-group-id="8873302227-26">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="mi">2000</span><span·class="p"·data-group-id="8873302227-26">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ··············</span><span·class="p"·data-group-id=" | 172 | ··············</span><span·class="p"·data-group-id="8873302227-27">{</span><span·class="ss">child_type</span><span·class="p">,</span><span·class="ss">worker</span><span·class="p"·data-group-id="8873302227-27">}</span><span·class="p"·data-group-id="8873302227-19">]</span><span·class="w"> |
| 173 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id=" | 173 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id="8873302227-28">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8873302227-28">)</span><span·class="w"> |
| 174 | </span><span·class="mi">1</span><span·class="o">></span></code></pre> | 174 | </span><span·class="mi">1</span><span·class="o">></span></code></pre> |
| 175 | </div> | 175 | </div> |
| 176 | <div·class="bottom-actions"·id="bottom-actions"> | 176 | <div·class="bottom-actions"·id="bottom-actions"> |
| 177 | ··<div·class="bottom-actions-item"> | 177 | ··<div·class="bottom-actions-item"> |
| 178 | ······<a·href="system_principles.html"·class="bottom-actions-button"·rel="prev"> | 178 | ······<a·href="system_principles.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 219, 15 lines modified | Offset 219, 15 lines modified | ||
| 219 | ······<p·class="built-using"> | 219 | ······<p·class="built-using"> |
| 220 | ········Built·using | 220 | ········Built·using |
| 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 221 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 222 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 223 | ······</p> | 223 | ······</p> |
| 224 | <p>Copyright·©·1996-202 | 224 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 225 | ····</footer> | 225 | ····</footer> |
| 226 | ··</div> | 226 | ··</div> |
| 227 | </main> | 227 | </main> |
| 228 | </div> | 228 | </div> |
| 229 | <script> | 229 | <script> |
| 230 | ··function·mermaidLoaded()·{ | 230 | ··function·mermaidLoaded()·{ |
| 231 | ····mermaid.initialize({ | 231 | ····mermaid.initialize({ |
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| 151 | classes,·with·different·origins.·The·<a·href="expressions.html#try">try</a>·expression·can | 151 | classes,·with·different·origins.·The·<a·href="expressions.html#try">try</a>·expression·can |
| 152 | distinguish·between·the·different·classes,·whereas·the | 152 | distinguish·between·the·different·classes,·whereas·the |
| 153 | <a·href="expressions.html#catch-and-throw">catch</a>·expression·cannot.·<code·class="inline">try</code>·and·<code·class="inline">catch</code>·are·described | 153 | <a·href="expressions.html#catch-and-throw">catch</a>·expression·cannot.·<code·class="inline">try</code>·and·<code·class="inline">catch</code>·are·described |
| 154 | in·<a·href="expressions.html">Expressions</a>.</p><table><thead><tr><th·style="text-align:·left;"><em>Class</em></th><th·style="text-align:·left;"><em>Origin</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">error</code></td><td·style="text-align:·left;">Run-time·error,·for·example,·<code·class="inline">1+a</code>,·or·the·process·called·<a·href="../../erts-15.2.3/doc/html/erlang.html#error/1"><code·class="inline">error/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">exit</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">throw</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.3/doc/html/erlang.html#throw/1"><code·class="inline">throw/1</code></a></td></tr></tbody></table><p><em>Table:·Exception·Classes.</em></p><p>All·of·the·above·exceptions·can·also·be·generated·by·calling·<a·href="../../erts-15.2.3/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>.</p><p>An·exception·consists·of·its·class,·an·exit·reason·(see | 154 | in·<a·href="expressions.html">Expressions</a>.</p><table><thead><tr><th·style="text-align:·left;"><em>Class</em></th><th·style="text-align:·left;"><em>Origin</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">error</code></td><td·style="text-align:·left;">Run-time·error,·for·example,·<code·class="inline">1+a</code>,·or·the·process·called·<a·href="../../erts-15.2.3/doc/html/erlang.html#error/1"><code·class="inline">error/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">exit</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a></td></tr><tr><td·style="text-align:·left;"><code·class="inline">throw</code></td><td·style="text-align:·left;">The·process·called·<a·href="../../erts-15.2.3/doc/html/erlang.html#throw/1"><code·class="inline">throw/1</code></a></td></tr></tbody></table><p><em>Table:·Exception·Classes.</em></p><p>All·of·the·above·exceptions·can·also·be·generated·by·calling·<a·href="../../erts-15.2.3/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>.</p><p>An·exception·consists·of·its·class,·an·exit·reason·(see |
| 155 | <a·href="errors.html#exit_reasons">Exit·Reason</a>),·and·a·stack·trace·(which·aids·in·finding | 155 | <a·href="errors.html#exit_reasons">Exit·Reason</a>),·and·a·stack·trace·(which·aids·in·finding |
| 156 | the·code·location·of·the·exception).</p><p>The·stack·trace·can·be·bound·to·a·variable·from·within·a·<code·class="inline">try</code>·expression·for | 156 | the·code·location·of·the·exception).</p><p>The·stack·trace·can·be·bound·to·a·variable·from·within·a·<code·class="inline">try</code>·expression·for |
| 157 | any·exception·class,·or·as·part·of·the·exit·reason·when·a·run-time·error·is | 157 | any·exception·class,·or·as·part·of·the·exit·reason·when·a·run-time·error·is |
| 158 | caught·by·a·<code·class="inline">catch</code>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id=" | 158 | caught·by·a·<code·class="inline">catch</code>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="5560252906-1">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="5560252906-2">{</span><span·class="ss">test</span><span·class="p">,</span><span·class="n">Stacktrace</span><span·class="p"·data-group-id="556[·...·truncated·by·diffoscope;·len:·453,·SHA:·9d8c2784bb83d235fef74955fe75fb6f92ddb96851004d4093fca7b8e1f4f041·...·]-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Stacktrace</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id=" | 159 | </span><span·class="p"·data-group-id="5560252906-5">[</span><span·class="p"·data-group-id="5560252906-6">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">apply_fun</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·125,·SHA:·893cf08420c540ddc639df4f034811160f56307488416b01e8873a2254fc9623·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ·</span><span·class="p"·data-group-id=" | 160 | ·</span><span·class="p"·data-group-id="5560252906-8">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">do_apply</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="p"·data-group-id="5560252906-9">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·74,·SHA:·939f57a1563f02c77dfd16ac28c885f4cd30f698746d956d5fedf2b04a6b9698·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 161 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5560252906-5">]</span><span·class="gp·unselectable"> |
| 162 | >·</span><span·class="k">try</span><span·class="w">·</span><span·class="nf">throw</span><span·class="p"·data-group-id=" | 162 | >·</span><span·class="k">try</span><span·class="w">·</span><span·class="nf">throw</span><span·class="p"·data-group-id="5560252906-10">(</span><span·class="ss">test</span><span·class="p"·data-group-id="5560252906-10">)</span><span·class="w">·</span><span·class="k">catch</span><span·class="w">·</span><span·class="n">Class</span><span·class="p">:</span><span·class="n">Reason</span><span·class="p">:</span><span·class="n">Stacktrace</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Stacktrace</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id=" | 163 | </span><span·class="p"·data-group-id="5560252906-11">[</span><span·class="p"·data-group-id="5560252906-12">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">apply_fun</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·129,·SHA:·dbac8d4ada751de36d226363e6a10eaa6ec565b41301d97cd63ec8bacf52fada·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ·</span><span·class="p"·data-group-id=" | 164 | ·</span><span·class="p"·data-group-id="5560252906-14">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">do_apply</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="p"·data-group-id="5560252906-15">[</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·77,·SHA:·9dffd11a0d5138057b27962c08aa4d175225c784126300751e53738d5a40d737·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 165 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5560252906-11">]</span></code></pre><p><a·href=""·id="stacktrace"></a></p><h3·id="the-call-stack-back-trace-stacktrace"·class="section-heading"> |
| 166 | ··<a·href="#the-call-stack-back-trace-stacktrace"·class="hover-link"> | 166 | ··<a·href="#the-call-stack-back-trace-stacktrace"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">The·call-stack·back·trace·(stacktrace)</span> | 169 | ··<span·class="text">The·call-stack·back·trace·(stacktrace)</span> |
| 170 | </h3> | 170 | </h3> |
| 171 | <p>The·stack·back-trace·(<a·href="../../erts-15.2.3/doc/html/erlang.html#t:stacktrace/0"><em>stacktrace</em></a>)·is·a·list·that | 171 | <p>The·stack·back-trace·(<a·href="../../erts-15.2.3/doc/html/erlang.html#t:stacktrace/0"><em>stacktrace</em></a>)·is·a·list·that |
| 172 | contains·<code·class="inline">{Module,·Function,·Arity,·ExtraInfo}</code>·and/or·<code·class="inline">{Fun,·Arity,·ExtraInfo}</code> | 172 | contains·<code·class="inline">{Module,·Function,·Arity,·ExtraInfo}</code>·and/or·<code·class="inline">{Fun,·Arity,·ExtraInfo}</code> |
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| 283 | ······<p·class="built-using"> | 283 | ······<p·class="built-using"> |
| 284 | ········Built·using | 284 | ········Built·using |
| 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 287 | ······</p> | 287 | ······</p> |
| 288 | <p>Copyright·©·1996-202 | 288 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 289 | ····</footer> | 289 | ····</footer> |
| 290 | ··</div> | 290 | ··</div> |
| 291 | </main> | 291 | </main> |
| 292 | </div> | 292 | </div> |
| 293 | <script> | 293 | <script> |
| 294 | ··function·mermaidLoaded()·{ | 294 | ··function·mermaidLoaded()·{ |
| 295 | ····mermaid.initialize({ | 295 | ····mermaid.initialize({ |
| Offset 135, 43 lines modified | Offset 135, 43 lines modified | ||
| 135 | event·handler.</p><h2·id="example"·class="section-heading"> | 135 | event·handler.</p><h2·id="example"·class="section-heading"> |
| 136 | ··<a·href="#example"·class="hover-link"> | 136 | ··<a·href="#example"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Example</span> | 139 | ··<span·class="text">Example</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>The·callback·module·for·the·event·handler·writing·error·messages·to·the·terminal | 141 | <p>The·callback·module·for·the·event·handler·writing·error·messages·to·the·terminal |
| 142 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1 | 142 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1010409106-1">(</span><span·class="ss">terminal_logger</span><span·class="p"·data-group-id="1010409106-1">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="1 | 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="1010409106-2">(</span><span·class="ss">gen_event</span><span·class="p"·data-group-id="1010409106-2">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="w"> | 144 | </span><span·class="w"> |
| 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1 | 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1010409106-3">(</span><span·class="p"·data-group-id="1010409106-4">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</sp[·...·truncated·by·diffoscope;·len:·251,·SHA:·52aca511b6346e82054d73a93809b5dc5a09547a806b88f0974ef77ba3c99e63·...·]6-3">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="nf">init</span><span·class="p"·data-group-id="1 | 146 | </span><span·class="nf">init</span><span·class="p"·data-group-id="1010409106-5">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="1010409106-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ····</span><span·class="p"·data-group-id="1 | 147 | ····</span><span·class="p"·data-group-id="1010409106-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1010409106-7">[</span><span·class="p"·data-group-id="1010409106-7">]</span><span·class="p"·data-group-id="1010409106-6">}</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="1 | 148 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="1010409106-8">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="1010409106-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1 | 149 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1010409106-9">(</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1010409106-10">[</span><span·class[·...·truncated·by·diffoscope;·len:·114,·SHA:·2770676bc23cbcd0695b93bcca083277f7fa1f3dbc829a91a891d6ec330cfd96·...·]6-9">)</span><span·class="p">,</span><span·class="w"> |
| 150 | ····</span><span·class="p"·data-group-id="1 | 150 | ····</span><span·class="p"·data-group-id="1010409106-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="1010409106-11">}</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="1 | 151 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="1010409106-12">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">State</span><span·class="p"·data-group-id="1010409106-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>The·callback·module·for·the·event·handler·writing·error·messages·to·a·file·can | 152 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>The·callback·module·for·the·event·handler·writing·error·messages·to·a·file·can |
| 153 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 153 | look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2642310154-1">(</span><span·class="ss">file_logger</span><span·class="p"·data-group-id="2642310154-1">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 154 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="2642310154-2">(</span><span·class="ss">gen_event</span><span·class="p"·data-group-id="2642310154-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="w"> | 155 | </span><span·class="w"> |
| 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 156 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2642310154-3">(</span><span·class="p"·data-group-id="2642310154-4">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·252,·SHA:·981c1f6a18312f2793101e48cf4704fe3d6c69e7e5108cdf359174c8c6a25ef6·...·]4-3">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">init</span><span·class="p"·data-group-id="2642310154-5">(</span><span·class="n">File</span><span·class="p"·data-group-id="2642310154-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="p"·data-group-id="2642310154-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2642310154-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·266,·SHA:·37882eacfacbcae817b1505fd67c6464d34b9e5cc2c895cbcce55c1bff21a632·...·]4-7">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ····</span><span·class="p"·data-group-id=" | 159 | ····</span><span·class="p"·data-group-id="2642310154-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2642310154-8">}</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="2642310154-9">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2642310154-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2642310154-10">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·189,·SHA:·d3cdde41250c8d744498a273bae266b5f24e56bae9a68590aa55028c571a69a9·...·]4-10">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="p"·data-group-id="2642310154-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2642310154-12">}</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="2642310154-13">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2642310154-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="2642310154-14">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="2642310154-14">)</span><span·class="p">.</span></code></pre><p>The·code·is·explained·in·the·next·sections.</p><p><a·href=""·id="mgr"></a></p><h2·id="starting-an-event-manager"·class="section-heading"> |
| 165 | ··<a·href="#starting-an-event-manager"·class="hover-link"> | 165 | ··<a·href="#starting-an-event-manager"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Starting·an·Event·Manager</span> | 168 | ··<span·class="text">Starting·an·Event·Manager</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <p>To·start·an·event·manager·for·handling·errors,·as·described·in·the·previous | 170 | <p>To·start·an·event·manager·for·handling·errors,·as·described·in·the·previous |
| 171 | example,·call·the·following·function:</p><pre><code·class="text">gen_event:start_link({local,·error_man})</code></pre><p><a·href="../../lib/stdlib-6.2.1/doc/html/gen_event.html#start_link/1"><code·class="inline">gen_event:start_link/1</code></a>·spawns·and·links·to·a·new·event·manager·process.</p><p>The·argument,·<code·class="inline">{local,·error_man}</code>,·specifies·the·name·under·which·the | 171 | example,·call·the·following·function:</p><pre><code·class="text">gen_event:start_link({local,·error_man})</code></pre><p><a·href="../../lib/stdlib-6.2.1/doc/html/gen_event.html#start_link/1"><code·class="inline">gen_event:start_link/1</code></a>·spawns·and·links·to·a·new·event·manager·process.</p><p>The·argument,·<code·class="inline">{local,·error_man}</code>,·specifies·the·name·under·which·the |
| Offset 184, 57 lines modified | Offset 184, 57 lines modified | ||
| 184 | manager·that·is·not·part·of·a·supervision·tree.</p><h2·id="adding-an-event-handler"·class="section-heading"> | 184 | manager·that·is·not·part·of·a·supervision·tree.</p><h2·id="adding-an-event-handler"·class="section-heading"> |
| 185 | ··<a·href="#adding-an-event-handler"·class="hover-link"> | 185 | ··<a·href="#adding-an-event-handler"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Adding·an·Event·Handler</span> | 188 | ··<span·class="text">Adding·an·Event·Handler</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p>The·following·example·shows·how·to·start·an·event·manager·and·add·an·event | 190 | <p>The·following·example·shows·how·to·start·an·event·manager·and·add·an·event |
| 191 | handler·to·it·by·using·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 191 | handler·to·it·by·using·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7656743921-1">(</span><span·class="p"·data-group-id="7656743921-2">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">error_man</span><span·class="p"·data-group-id="7656743921-2">}</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·dacd4f0df98d11fc2c35720e7322ca949c2ae7ef5ccef9893b2caa1c70cb765a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="p"·data-group-id=" | 192 | </span><span·class="p"·data-group-id="7656743921-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7656743921-3">}</span><span·class="gp·unselectable"> |
| 193 | 2>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 193 | 2>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="7656743921-4">(</span><span·class="ss">error_man</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminal_logger</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7656743921-5">[</span><span·class="[·...·truncated·by·diffoscope;·len:·81,·SHA:·17f5096b2999c3bc44d113bc301e7768e538165ba0e8e69d043849c3223ce73b·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, | 194 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, |
| 195 | telling·it·to·add·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager·calls | 195 | telling·it·to·add·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager·calls |
| 196 | the·callback·function·<code·class="inline">terminal_logger:init([])</code>,·where·the·argument·<code·class="inline">[]</code>·is·the | 196 | the·callback·function·<code·class="inline">terminal_logger:init([])</code>,·where·the·argument·<code·class="inline">[]</code>·is·the |
| 197 | third·argument·to·<code·class="inline">add_handler</code>.·<code·class="inline">init/1</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>, | 197 | third·argument·to·<code·class="inline">add_handler</code>.·<code·class="inline">init/1</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>, |
| 198 | where·<code·class="inline">State</code>·is·the·internal·state·of·the·event·handler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="1345502086-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="1345502086-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 199 | 198 | where·<code·class="inline">State</code>·is·the·internal·state·of·the·event·handler.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="4308866386-1">(</span><span·class="p">_</span><span·class="n">[·...·truncated·by·diffoscope;·len:·132,·SHA:·5a6ee23fcebe9ef84441d3fc275d6e3989ed49bef3dcdcbd4a132b67344c9720·...·] | |
| 199 | ····</span><span·class="p"·data-group-id="4308866386-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4308866386-3">[</span><span·class="p"·data-group-id="4308866386-3">]</span><span·class="p"·data-group-id="4308866386-2">}</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">init/1</code>·does·not·need·any·input·data·and·ignores·its·argument.·For | ||
| 200 | <code·class="inline">terminal_logger</code>,·the·internal·state·is·not·used.·For·<code·class="inline">file_logger</code>,·the | 200 | <code·class="inline">terminal_logger</code>,·the·internal·state·is·not·used.·For·<code·class="inline">file_logger</code>,·the |
| 201 | internal·state·is·used·to·save·the·open·file·descriptor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id=" | 201 | internal·state·is·used·to·save·the·open·file·descriptor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="6498696043-1">(</span><span·class="n">File</span><span·class="p"·data-group-id="6498696043-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="p"·data-group-id="6498696043-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="6498696043-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·267,·SHA:·3ff45fe3b3039404a470df42727f48a11e4cf93ce4bd35d4c91d5bfcc4c76187·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="p"·data-group-id="6498696043-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="6498696043-4">}</span><span·class="p">.</span></code></pre><h2·id="notifying-about-events"·class="section-heading"> |
| 204 | ··<a·href="#notifying-about-events"·class="hover-link"> | 204 | ··<a·href="#notifying-about-events"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">Notifying·about·Events</span> | 207 | ··<span·class="text">Notifying·about·Events</span> |
| 208 | </h2> | 208 | </h2> |
| 209 | <pre><code·class="text">3>·gen_event:notify(error_man,·no_reply). | 209 | <pre><code·class="text">3>·gen_event:notify(error_man,·no_reply). |
| 210 | ***Error***·no_reply | 210 | ***Error***·no_reply |
| 211 | ok</code></pre><p><code·class="inline">error_man</code>·is·the·name·of·the·event·manager·and·<code·class="inline">no_reply</code>·is·the·event.</p><p>The·event·is·made·into·a·message·and·sent·to·the·event·manager.·When·the·event | 211 | ok</code></pre><p><code·class="inline">error_man</code>·is·the·name·of·the·event·manager·and·<code·class="inline">no_reply</code>·is·the·event.</p><p>The·event·is·made·into·a·message·and·sent·to·the·event·manager.·When·the·event |
| 212 | is·received,·the·event·manager·calls·<code·class="inline">handle_event(Event,·State)</code>·for·each | 212 | is·received,·the·event·manager·calls·<code·class="inline">handle_event(Event,·State)</code>·for·each |
| 213 | installed·event·handler,·in·the·same·order·as·they·were·added.·The·function·is | 213 | installed·event·handler,·in·the·same·order·as·they·were·added.·The·function·is |
| 214 | expected·to·return·a·tuple·<code·class="inline">{ok,State1}</code>,·where·<code·class="inline">State1</code>·is·a·new·value·for·the | 214 | expected·to·return·a·tuple·<code·class="inline">{ok,State1}</code>,·where·<code·class="inline">State1</code>·is·a·new·value·for·the |
| 215 | state·of·the·event·handler.</p><p>In·<code·class="inline">terminal_logger</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_event</span><span·class="p"·data-group-id="5721532179-1">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5721532179-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 216 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5721532179-2">(</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5721532179-3">[</span><span·class="n">ErrorMsg</span><span·class="p"·data-group-id="5721532179-3">]</span><span·class="p"·data-group-id="5721532179-2">)</span><span·class="p">,</span><span·class="w"> | ||
| 217 | ····</span><span·class="p"·data-group-id="5721532179-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5721532179-4">}</span><span·class="p">.</span></code></pre><p>In·<code·class="inline">file_logger</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_event</span><span·class="p"·data-group-id="2333708498-1">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="2333708498-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 218 | 215 | state·of·the·event·handler.</p><p>In·<code·class="inline">terminal_logger</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_event</span><span·class="p"·data-group-id="0153131313-1">(</span><span·class="n">ErrorMsg</span><sp[·...·truncated·by·diffoscope;·len:·171,·SHA:·dfecd93adb16014dd316531dc4715f832ba41839c1bc7fb8fd58619c3d9ab5bb·...·]</span><span·class="w"> | |
| 216 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0153131313-2">(</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0153131313-3">[</span><span·class="n">ErrorMsg</span><span·class="p"·data-group-id="0153131313-3">]</span><span·class="p"·data-group-id="0153131313-2">)</span><span·class="p">,</span><span·class="w"> | ||
| 217 | ····</span><span·class="p"·data-group-id="0153131313-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="0153131313-4">}</span><span·class="p">.</span></code></pre><p>In·<code·class="inline">file_logger</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_event</span><span·class="p"·data-group-id="1579765405-1">(</span><span·class="n">ErrorMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="1579765405-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 218 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1579765405-2">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"***Error***·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1579765405-3">[</span><span·class="n">ErrorMsg</span><span·class="p"·data-group-id="1579765405-3">]</span><span·class="p"·data-group-id="1579765405-2">)</span><span·class="p">,</span><span·class="w"> | ||
| 219 | ····</span><span·class="p"·data-group-id=" | 219 | ····</span><span·class="p"·data-group-id="1579765405-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="1579765405-4">}</span><span·class="p">.</span></code></pre><h2·id="deleting-an-event-handler"·class="section-heading"> |
| 220 | ··<a·href="#deleting-an-event-handler"·class="hover-link"> | 220 | ··<a·href="#deleting-an-event-handler"·class="hover-link"> |
| 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 222 | ··</a> | 222 | ··</a> |
| 223 | ··<span·class="text">Deleting·an·Event·Handler</span> | 223 | ··<span·class="text">Deleting·an·Event·Handler</span> |
| 224 | </h2> | 224 | </h2> |
| 225 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">delete_handler</span><span·class="p"·data-group-id="3 | 225 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">delete_handler</span><span·class="p"·data-group-id="4381679450-1">(</span><span·class="ss">error_man</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminal_logger</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4381679450-2">[</span><span·class="[·...·truncated·by·diffoscope;·len:·81,·SHA:·35b2c88ecf1aaa8d7ae660f087281cd6377e9e4767ef581de0b793afc288c807·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, | 226 | </span><span·class="ss">ok</span></code></pre><p>This·function·sends·a·message·to·the·event·manager·registered·as·<code·class="inline">error_man</code>, |
| 227 | telling·it·to·delete·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager | 227 | telling·it·to·delete·the·event·handler·<code·class="inline">terminal_logger</code>.·The·event·manager |
| 228 | calls·the·callback·function·<code·class="inline">terminal_logger:terminate([],·State)</code>,·where·the | 228 | calls·the·callback·function·<code·class="inline">terminal_logger:terminate([],·State)</code>,·where·the |
| 229 | argument·<code·class="inline">[]</code>·is·the·third·argument·to·<code·class="inline">delete_handler</code>.·<code·class="inline">terminate/2</code>·is·to·be | 229 | argument·<code·class="inline">[]</code>·is·the·third·argument·to·<code·class="inline">delete_handler</code>.·<code·class="inline">terminate/2</code>·is·to·be |
| 230 | the·opposite·of·<code·class="inline">init/1</code>·and·do·any·necessary·cleaning·up.·Its·return·value·is | 230 | the·opposite·of·<code·class="inline">init/1</code>·and·do·any·necessary·cleaning·up.·Its·return·value·is |
| 231 | ignored.</p><p>For·<code·class="inline">terminal_logger</code>,·no·cleaning·up·is·necessary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">terminate</span><span·class="p"·data-group-id="4304276438-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">State</span><span·class="p"·data-group-id="4304276438-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 232 | 231 | ignored.</p><p>For·<code·class="inline">terminal_logger</code>,·no·cleaning·up·is·necessary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">terminate</span><span·class="p"·data-group-id="2629863402-1">(</span><span·class="p">_</span><s[·...·truncated·by·diffoscope;·len:·166,·SHA:·37121c55787a1f6b34f287d287fbf3443d00c1b8f9e2f9d5cb2e0497c131201f·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | |
| 232 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>For·<code·class="inline">file_logger</code>,·the·file·descriptor·opened·in·<code·class="inline">init</code>·must·be·closed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">terminate</span><span·class="p"·data-group-id="1013330778-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="1013330778-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 233 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="1013330778-2">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="1013330778-2">)</span><span·class="p">.</span></code></pre><h2·id="stopping"·class="section-heading"> |
| 234 | ··<a·href="#stopping"·class="hover-link"> | 234 | ··<a·href="#stopping"·class="hover-link"> |
| 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 236 | ··</a> | 236 | ··</a> |
| 237 | ··<span·class="text">Stopping</span> | 237 | ··<span·class="text">Stopping</span> |
| 238 | </h2> | 238 | </h2> |
| 239 | <p>When·an·event·manager·is·stopped,·it·gives·each·of·the·installed·event·handlers | 239 | <p>When·an·event·manager·is·stopped,·it·gives·each·of·the·installed·event·handlers |
| 240 | the·chance·to·clean·up·by·calling·<code·class="inline">terminate/2</code>,·the·same·way·as·when·deleting·a | 240 | the·chance·to·clean·up·by·calling·<code·class="inline">terminate/2</code>,·the·same·way·as·when·deleting·a |
| Offset 249, 33 lines modified | Offset 249, 33 lines modified | ||
| 249 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a>·set·in | 249 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a>·set·in |
| 250 | the·supervisor.</p><h3·id="standalone-event-managers"·class="section-heading"> | 250 | the·supervisor.</p><h3·id="standalone-event-managers"·class="section-heading"> |
| 251 | ··<a·href="#standalone-event-managers"·class="hover-link"> | 251 | ··<a·href="#standalone-event-managers"·class="hover-link"> |
| 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 253 | ··</a> | 253 | ··</a> |
| 254 | ··<span·class="text">Standalone·Event·Managers</span> | 254 | ··<span·class="text">Standalone·Event·Managers</span> |
| 255 | </h3> | 255 | </h3> |
| 256 | <p>An·event·manager·can·also·be·stopped·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 256 | <p>An·event·manager·can·also·be·stopped·by·calling:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="9362471989-1">(</span><span·class="ss">error_man</span><span·class="p"·data-group-id="9362471989-1">)</span><span·class="p">.</span><span·class="w"> |
| 257 | </span><span·class="ss">ok</span></code></pre><h2·id="handling-other-messages"·class="section-heading"> | 257 | </span><span·class="ss">ok</span></code></pre><h2·id="handling-other-messages"·class="section-heading"> |
| 258 | ··<a·href="#handling-other-messages"·class="hover-link"> | 258 | ··<a·href="#handling-other-messages"·class="hover-link"> |
| 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 260 | ··</a> | 260 | ··</a> |
| 261 | ··<span·class="text">Handling·Other·Messages</span> | 261 | ··<span·class="text">Handling·Other·Messages</span> |
| 262 | </h2> | 262 | </h2> |
| 263 | <p>If·the·<code·class="inline">gen_event</code>·process·is·to·be·able·to·receive·other·messages | 263 | <p>If·the·<code·class="inline">gen_event</code>·process·is·to·be·able·to·receive·other·messages |
| 264 | than·events,·the·callback·function·<code·class="inline">handle_info(Info,·State)</code>·must·be | 264 | than·events,·the·callback·function·<code·class="inline">handle_info(Info,·State)</code>·must·be |
| 265 | implemented·to·handle·them.·Examples·of·other·messages·are·exit | 265 | implemented·to·handle·them.·Examples·of·other·messages·are·exit |
| 266 | messages·if·the·event·manager·is·linked·to·other·processes·than·the | 266 | messages·if·the·event·manager·is·linked·to·other·processes·than·the |
| 267 | supervisor·(for·example·via·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_event.html#add_sup_handler/3"><code·class="inline">gen_event:add_sup_handler/3</code></a>)·and·is | 267 | supervisor·(for·example·via·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_event.html#add_sup_handler/3"><code·class="inline">gen_event:add_sup_handler/3</code></a>)·and·is |
| 268 | trapping·exit·signals.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_info</span><span·class="p"·data-group-id="69 | 268 | trapping·exit·signals.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_info</span><span·class="p"·data-group-id="7691659877-1">(</span><span·class="p"·data-group-id="7691659877-2">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reaso[·...·truncated·by·diffoscope;·len:·178,·SHA:·7bc6e54eb797fab6684a7e32a2eb7071779d0deeb75029a913c3cfa9a293e70f·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 131 | int·bar(int·y)·{ | 131 | int·bar(int·y)·{ |
| 132 | ··return·y*2; | 132 | ··return·y*2; |
| 133 | }</code></pre><p>The·functions·are·deliberately·kept·as·simple·as·possible,·for·readability | 133 | }</code></pre><p>The·functions·are·deliberately·kept·as·simple·as·possible,·for·readability |
| 134 | reasons.</p><p>From·an·Erlang·perspective,·it·is·preferable·to·be·able·to·call·<code·class="inline">foo</code>·and·<code·class="inline">bar</code> | 134 | reasons.</p><p>From·an·Erlang·perspective,·it·is·preferable·to·be·able·to·call·<code·class="inline">foo</code>·and·<code·class="inline">bar</code> |
| 135 | without·having·to·bother·about·that·they·are·C·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Erlang·code</span><span·class="w"> | 135 | without·having·to·bother·about·that·they·are·C·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Erlang·code</span><span·class="w"> |
| 136 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 136 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 137 | </span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">complex</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 137 | </span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">complex</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="3885390495-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="3885390495-1">)</span><span·class="p">,</span><span·class="w"> |
| 138 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Here,·the·communication·with·C·is·hidden·in·the·implementation·of·<code·class="inline">complex.erl</code>. | 138 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Here,·the·communication·with·C·is·hidden·in·the·implementation·of·<code·class="inline">complex.erl</code>. |
| 139 | In·the·following·sections,·it·is·shown·how·this·module·can·be·implemented·using | 139 | In·the·following·sections,·it·is·shown·how·this·module·can·be·implemented·using |
| 140 | the·different·interoperability·mechanisms.</p> | 140 | the·different·interoperability·mechanisms.</p> |
| 141 | </div> | 141 | </div> |
| 142 | <div·class="bottom-actions"·id="bottom-actions"> | 142 | <div·class="bottom-actions"·id="bottom-actions"> |
| 143 | ··<div·class="bottom-actions-item"> | 143 | ··<div·class="bottom-actions-item"> |
| Offset 185, 15 lines modified | Offset 185, 15 lines modified | ||
| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
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| 235 | ······<p·class="built-using"> | 235 | ······<p·class="built-using"> |
| 236 | ········Built·using | 236 | ········Built·using |
| 237 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 237 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 238 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 238 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 239 | ······</p> | 239 | ······</p> |
| 240 | <p>Copyright·©·1996-202 | 240 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 241 | ····</footer> | 241 | ····</footer> |
| 242 | ··</div> | 242 | ··</div> |
| 243 | </main> | 243 | </main> |
| 244 | </div> | 244 | </div> |
| 245 | <script> | 245 | <script> |
| 246 | ··function·mermaidLoaded()·{ | 246 | ··function·mermaidLoaded()·{ |
| 247 | ····mermaid.initialize({ | 247 | ····mermaid.initialize({ |
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| 157 | ··<a·href="#example"·class="hover-link"> | 157 | ··<a·href="#example"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Example</span> | 160 | ··<span·class="text">Example</span> |
| 161 | </h2> | 161 | </h2> |
| 162 | <p>An·example·of·a·simple·server·written·in·plain·Erlang·is·provided·in | 162 | <p>An·example·of·a·simple·server·written·in·plain·Erlang·is·provided·in |
| 163 | <a·href="design_principles.html#ch1">Overview</a>.·The·server·can·be·reimplemented·using | 163 | <a·href="design_principles.html#ch1">Overview</a>.·The·server·can·be·reimplemented·using |
| 164 | <code·class="inline">gen_server</code>,·resulting·in·this·callback·module:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 164 | <code·class="inline">gen_server</code>,·resulting·in·this·callback·module:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6117949746-1">(</span><span·class="ss">ch3</span><span·class="p"·data-group-id="6117949746-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="6117949746-2">(</span><span·class="ss">gen_server</span><span·class="p"·data-group-id="6117949746-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="w"> | 166 | </span><span·class="w"> |
| 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6117949746-3">(</span><span·class="p"·data-group-id="6117949746-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6117949746-4">]</span><span·class="p"·data-group-id="6117949746-3">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6117949746-5">(</span><span·class="p"·data-group-id="6117949746-6">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·df23d17f8c6310db04358289e7458a358a5a0c6e7129b3bd0172ae9c5bb1c0bb·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 169 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6117949746-7">(</span><span·class="p"·data-group-id="6117949746-8">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</sp[·...·truncated·by·diffoscope;·len:·254,·SHA:·db5fe78eae1b50ee9fcc1bb1edc72f3d5f4d79a6735c83f97c0d6ef6e385764b·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 170 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="6117949746-9">(</span><span·class="p"·data-group-id="6117949746-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="6117949746-10">(</span><span·class="p"·data-group-id="6117949746-11">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="6117949746-11">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·407,·SHA:·8d99a9e47f76a2630ee0845fcbd55ba44bfd92e4fda24a6a03b7e02abf780ea4·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 172 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="6117949746-14">(</span><span·class="p"·data-group-id="6117949746-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 173 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="6117949746-15">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="6117949746-15">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nf">free</span><span·class="p"·data-group-id="6117949746-16">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="6117949746-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="6117949746-17">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6117949746-18">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><sp[·...·truncated·by·diffoscope;·len:·92,·SHA:·c439951173dd611151239bab10c1232a668d88bb0d83e247bb57fb15c42ebcf8·...·]-17">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">init</span><span·class="p"·data-group-id="6117949746-19">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="6117949746-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="p"·data-group-id="6117949746-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="6117949746-21">(</span><span·class="p"·data-group-id="6117949746-21">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·a86303f92ebdfe2b536c2d951f80245616f01602e1002336ab166d427f5b5875·...·]-20">}</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="6117949746-22">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·c4a3337afcc840da5da43b7b7abd32d6c490a7500e9c627fcd072e2ed968c443·...·]-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="p"·data-group-id=" | 179 | ····</span><span·class="p"·data-group-id="6117949746-23">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6117949746-23">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·143,·SHA:·387ce768b36a2875c572d5796abb4e0eb164cc26cb30d0efb8fcfc9dcc4f6b0d·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="6117949746-25">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6117949746-25">}</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 181 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="6117949746-26">(</span><span·class="p"·data-group-id="6117949746-27">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="6117949746-27">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·b0ee94f4b9d93a6044a561d939a2aa8e26c4b20750c71fc0468b1fc5885f87ee·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="6117949746-28">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="6117949746-28">)</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="p"·data-group-id=" | 183 | ····</span><span·class="p"·data-group-id="6117949746-29">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6117949746-29">}</span><span·class="p">.</span></code></pre><p>The·code·is·explained·in·the·next·sections.</p><h2·id="starting-a-gen_server"·class="section-heading"> |
| 184 | ··<a·href="#starting-a-gen_server"·class="hover-link"> | 184 | ··<a·href="#starting-a-gen_server"·class="hover-link"> |
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Starting·a·Gen_Server</span> | 187 | ··<span·class="text">Starting·a·Gen_Server</span> |
| 188 | </h2> | 188 | </h2> |
| 189 | <p>In·the·example·in·the·previous·section,·<code·class="inline">gen_server</code>·is·started·by·calling | 189 | <p>In·the·example·in·the·previous·section,·<code·class="inline">gen_server</code>·is·started·by·calling |
| 190 | <code·class="inline">ch3:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id="73 | 190 | <code·class="inline">ch3:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id="7370615351-1">(</span><span·class="p"·data-group-id="7370615351-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="73 | 191 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="7370615351-2">(</span><span·class="p"·data-group-id="7370615351-3">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="7370615351-3">}</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·680,·SHA:·f0ae2cb14781260014cf5ca29b9f8ab723633c12e690d1daaaa34d91eebec82c·...·]-6">}</span></code></pre><p><code·class="inline">start_link/0</code>·calls·function·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>.··This·function |
| 192 | spawns·and·links·to·a·new·process,·a·<code·class="inline">gen_server</code>.</p><ul><li><p>The·first·argument,·<code·class="inline">{local,·ch3}</code>,·specifies·the·name. | 192 | spawns·and·links·to·a·new·process,·a·<code·class="inline">gen_server</code>.</p><ul><li><p>The·first·argument,·<code·class="inline">{local,·ch3}</code>,·specifies·the·name. |
| 193 | The·gen_server·is·then·locally·registered·as·<code·class="inline">ch3</code>.</p><p>If·the·name·is·omitted,·the·<code·class="inline">gen_server</code>·is·not·registered.·Instead·its·pid | 193 | The·gen_server·is·then·locally·registered·as·<code·class="inline">ch3</code>.</p><p>If·the·name·is·omitted,·the·<code·class="inline">gen_server</code>·is·not·registered.·Instead·its·pid |
| 194 | must·be·used.·The·name·can·also·be·given·as·<code·class="inline">{global,·Name}</code>,·in·which·case | 194 | must·be·used.·The·name·can·also·be·given·as·<code·class="inline">{global,·Name}</code>,·in·which·case |
| 195 | the·<code·class="inline">gen_server</code>·is·registered·using·<a·href="../../lib/kernel-10.2.3/doc/html/global.html#register_name/2"><code·class="inline">global:register_name/2</code></a>.</p></li><li><p>The·second·argument,·<code·class="inline">ch3</code>,·is·the·name·of·the·callback·module,·which·is | 195 | the·<code·class="inline">gen_server</code>·is·registered·using·<a·href="../../lib/kernel-10.2.3/doc/html/global.html#register_name/2"><code·class="inline">global:register_name/2</code></a>.</p></li><li><p>The·second·argument,·<code·class="inline">ch3</code>,·is·the·name·of·the·callback·module,·which·is |
| 196 | the·module·where·the·callback·functions·are·located.</p><p>The·interface·functions·(<code·class="inline">start_link/0</code>,·<code·class="inline">alloc/0</code>,·and·<code·class="inline">free/1</code>)·are·located | 196 | the·module·where·the·callback·functions·are·located.</p><p>The·interface·functions·(<code·class="inline">start_link/0</code>,·<code·class="inline">alloc/0</code>,·and·<code·class="inline">free/1</code>)·are·located |
| 197 | in·the·same·module·as·the·callback·functions·(<code·class="inline">init/1</code>,·<code·class="inline">handle_call/3</code>,·and | 197 | in·the·same·module·as·the·callback·functions·(<code·class="inline">init/1</code>,·<code·class="inline">handle_call/3</code>,·and |
| 198 | <code·class="inline">handle_cast/2</code>).·It·is·usually·good·programming·practice·to·have·the·code | 198 | <code·class="inline">handle_cast/2</code>).·It·is·usually·good·programming·practice·to·have·the·code |
| 199 | corresponding·to·one·process·contained·in·a·single·module.</p></li><li><p>The·third·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback | 199 | corresponding·to·one·process·contained·in·a·single·module.</p></li><li><p>The·third·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback |
| 200 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·indata·and·ignores·the | 200 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·indata·and·ignores·the |
| 201 | argument.</p></li><li><p>The·fourth·argument,·<code·class="inline">[]</code>,·is·a·list·of·options.·See·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html"><code·class="inline">gen_server</code></a> | 201 | argument.</p></li><li><p>The·fourth·argument,·<code·class="inline">[]</code>,·is·a·list·of·options.·See·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html"><code·class="inline">gen_server</code></a> |
| 202 | for·the·available·options.</p></li></ul><p>If·name·registration·succeeds,·the·new·<code·class="inline">gen_server</code>·process·calls·the·callback | 202 | for·the·available·options.</p></li></ul><p>If·name·registration·succeeds,·the·new·<code·class="inline">gen_server</code>·process·calls·the·callback |
| 203 | function·<code·class="inline">ch3:init([])</code>.·<code·class="inline">init</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>,·where | 203 | function·<code·class="inline">ch3:init([])</code>.·<code·class="inline">init</code>·is·expected·to·return·<code·class="inline">{ok,·State}</code>,·where |
| 204 | <code·class="inline">State</code>·is·the·internal·state·of·the·<code·class="inline">gen_server</code>.·In·this·case,·the·state·is | 204 | <code·class="inline">State</code>·is·the·internal·state·of·the·<code·class="inline">gen_server</code>.·In·this·case,·the·state·is |
| 205 | the·available·channels.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="9 | 205 | the·available·channels.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="9442068568-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="9442068568-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="p"·data-group-id="9 | 206 | ····</span><span·class="p"·data-group-id="9442068568-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="9442068568-3">(</span><span·class="p"·data-group-id="9442068568-3">)</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·723061dfe4c223eac951c46787b1d8763f443ed3669fe89e98e51b3cf934aea6·...·]-2">}</span><span·class="p">.</span></code></pre><p><a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>·is·synchronous.·It·does·not·return·until·the |
| 207 | <code·class="inline">gen_server</code>·has·been·initialized·and·is·ready·to·receive·requests.</p><p><a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>·must·be·used·if·the·<code·class="inline">gen_server</code>·is·part·of | 207 | <code·class="inline">gen_server</code>·has·been·initialized·and·is·ready·to·receive·requests.</p><p><a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/4</code></a>·must·be·used·if·the·<code·class="inline">gen_server</code>·is·part·of |
| 208 | a·supervision·tree,·meaning·that·it·was·started·by·a·supervisor.·There | 208 | a·supervision·tree,·meaning·that·it·was·started·by·a·supervisor.·There |
| 209 | is·another·function,·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start/4"><code·class="inline">gen_server:start/4</code></a>,·to·start·a·standalone | 209 | is·another·function,·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start/4"><code·class="inline">gen_server:start/4</code></a>,·to·start·a·standalone |
| 210 | <code·class="inline">gen_server</code>·that·is·not·part·of·a·supervision·tree.</p><h2·id="synchronous-requests-call"·class="section-heading"> | 210 | <code·class="inline">gen_server</code>·that·is·not·part·of·a·supervision·tree.</p><h2·id="synchronous-requests-call"·class="section-heading"> |
| 211 | ··<a·href="#synchronous-requests-call"·class="hover-link"> | 211 | ··<a·href="#synchronous-requests-call"·class="hover-link"> |
| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| Offset 221, 32 lines modified | Offset 221, 32 lines modified | ||
| 221 | </h2> | 221 | </h2> |
| 222 | <p>The·synchronous·request·<code·class="inline">alloc()</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#call/2"><code·class="inline">gen_server:call/2</code></a>:</p><pre><code·class="text">alloc()·-> | 222 | <p>The·synchronous·request·<code·class="inline">alloc()</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#call/2"><code·class="inline">gen_server:call/2</code></a>:</p><pre><code·class="text">alloc()·-> |
| 223 | ····gen_server:call(ch3,·alloc).</code></pre><p><code·class="inline">ch3</code>·is·the·name·of·the·<code·class="inline">gen_server</code>·and·must·agree·with·the·name | 223 | ····gen_server:call(ch3,·alloc).</code></pre><p><code·class="inline">ch3</code>·is·the·name·of·the·<code·class="inline">gen_server</code>·and·must·agree·with·the·name |
| 224 | used·to·start·it.·<code·class="inline">alloc</code>·is·the·actual·request.</p><p>The·request·is·made·into·a·message·and·sent·to·the·<code·class="inline">gen_server</code>. | 224 | used·to·start·it.·<code·class="inline">alloc</code>·is·the·actual·request.</p><p>The·request·is·made·into·a·message·and·sent·to·the·<code·class="inline">gen_server</code>. |
| 225 | When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls | 225 | When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls |
| 226 | <code·class="inline">handle_call(Request,·From,·State)</code>,·which·is·expected·to·return | 226 | <code·class="inline">handle_call(Request,·From,·State)</code>,·which·is·expected·to·return |
| 227 | a·tuple·<code·class="inline">{reply,Reply,State1}</code>.·<code·class="inline">Reply</code>·is·the·reply·that·is·to·be·sent·back | 227 | a·tuple·<code·class="inline">{reply,Reply,State1}</code>.·<code·class="inline">Reply</code>·is·the·reply·that·is·to·be·sent·back |
| 228 | to·the·client,·and·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 228 | to·the·client,·and·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_call</span><span·class="p"·data-group-id="4029415116-1">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="4[·...·truncated·by·diffoscope;·len:·9,·SHA:·c53580b8ded32f7c28c984a29414a396741fb57a3a649a254ec9378763ccc417·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 229 | ····</span><span·class="p"·data-group-id=" | 229 | ····</span><span·class="p"·data-group-id="4029415116-2">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="4029415116-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·140,·SHA:·02939ea396cc4ef78e244997b410c94d11448c8ebfc45f9e8dd6e350dbafbeef·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="p"·data-group-id="4029415116-4">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="4029415116-4">}</span><span·class="p">.</span></code></pre><p>In·this·case,·the·reply·is·the·allocated·channel·<code·class="inline">Ch</code>·and·the·new·state·is·the |
| 231 | set·of·remaining·available·channels·<code·class="inline">Chs2</code>.</p><p>Thus,·the·call·<code·class="inline">ch3:alloc()</code>·returns·the·allocated·channel·<code·class="inline">Ch</code>·and·the | 231 | set·of·remaining·available·channels·<code·class="inline">Chs2</code>.</p><p>Thus,·the·call·<code·class="inline">ch3:alloc()</code>·returns·the·allocated·channel·<code·class="inline">Ch</code>·and·the |
| 232 | <code·class="inline">gen_server</code>·then·waits·for·new·requests,·now·with·an·updated·list·of | 232 | <code·class="inline">gen_server</code>·then·waits·for·new·requests,·now·with·an·updated·list·of |
| 233 | available·channels.</p><h2·id="asynchronous-requests-cast"·class="section-heading"> | 233 | available·channels.</p><h2·id="asynchronous-requests-cast"·class="section-heading"> |
| 234 | ··<a·href="#asynchronous-requests-cast"·class="hover-link"> | 234 | ··<a·href="#asynchronous-requests-cast"·class="hover-link"> |
| 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 236 | ··</a> | 236 | ··</a> |
| 237 | ··<span·class="text">Asynchronous·Requests·-·Cast</span> | 237 | ··<span·class="text">Asynchronous·Requests·-·Cast</span> |
| 238 | </h2> | 238 | </h2> |
| 239 | <p>The·asynchronous·request·<code·class="inline">free(Ch)</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#cast/2"><code·class="inline">gen_server:cast/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">free</span><span·class="p"·data-group-id=" | 239 | <p>The·asynchronous·request·<code·class="inline">free(Ch)</code>·is·implemented·using·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#cast/2"><code·class="inline">gen_server:cast/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">free</span><span·class="p"·data-group-id="0097373631-1">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="0097373631-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="0097373631-2">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0097373631-3">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span[·...·truncated·by·diffoscope;·len:·89,·SHA:·641c6b31fa8906e3591c808d6504ccf88f0f6b18f5ea072e601d7a2e7549b557·...·]-2">)</span><span·class="p">.</span></code></pre><p><code·class="inline">ch3</code>·is·the·name·of·the·<code·class="inline">gen_server</code>.·<code·class="inline">{free,·Ch}</code>·is·the·actual·request.</p><p>The·request·is·made·into·a·message·and·sent·to·the·<code·class="inline">gen_server</code>. |
| 241 | <code·class="inline">cast</code>,·and·thus·<code·class="inline">free</code>,·then·returns·<code·class="inline">ok</code>.</p><p>When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls | 241 | <code·class="inline">cast</code>,·and·thus·<code·class="inline">free</code>,·then·returns·<code·class="inline">ok</code>.</p><p>When·the·request·is·received,·the·<code·class="inline">gen_server</code>·calls |
| 242 | <code·class="inline">handle_cast(Request,·State)</code>,·which·is·expected·to·return·a·tuple | 242 | <code·class="inline">handle_cast(Request,·State)</code>,·which·is·expected·to·return·a·tuple |
| 243 | <code·class="inline">{noreply,State1}</code>.·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 243 | <code·class="inline">{noreply,State1}</code>.·<code·class="inline">State1</code>·is·a·new·value·for·the·state·of·the·<code·class="inline">gen_server</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_cast</span><span·class="p"·data-group-id="8343634611-1">(</span><span·class="p"·data-group-id="8343634611-2">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="8343634611-2">}</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·88,·SHA:·28dae7b47afc0d36c10da2733dbd2adf3cd90649b21953ec0df45c17ac21933f·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 244 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="8343634611-3">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="8343634611-3">)</span><span·class="p">,</span><span·class="w"> |
| 245 | ····</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="p"·data-group-id="8343634611-4">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="8343634611-4">}</span><span·class="p">.</span></code></pre><p>In·this·case,·the·new·state·is·the·updated·list·of·available·channels·<code·class="inline">Chs2</code>. |
| 246 | The·<code·class="inline">gen_server</code>·is·now·ready·for·new·requests.</p><h2·id="stopping"·class="section-heading"> | 246 | The·<code·class="inline">gen_server</code>·is·now·ready·for·new·requests.</p><h2·id="stopping"·class="section-heading"> |
| 247 | ··<a·href="#stopping"·class="hover-link"> | 247 | ··<a·href="#stopping"·class="hover-link"> |
| 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 249 | ··</a> | 249 | ··</a> |
| 250 | ··<span·class="text">Stopping</span> | 250 | ··<span·class="text">Stopping</span> |
| 251 | </h2> | 251 | </h2> |
| 252 | <h3·id="in-a-supervision-tree"·class="section-heading"> | 252 | <h3·id="in-a-supervision-tree"·class="section-heading"> |
| Offset 257, 69 lines modified | Offset 257, 69 lines modified | ||
| 257 | </h3> | 257 | </h3> |
| 258 | <p>If·the·<code·class="inline">gen_server</code>·is·part·of·a·supervision·tree,·no·stop·function·is·needed. | 258 | <p>If·the·<code·class="inline">gen_server</code>·is·part·of·a·supervision·tree,·no·stop·function·is·needed. |
| 259 | The·<code·class="inline">gen_server</code>·is·automatically·terminated·by·its·supervisor.··Exactly·how | 259 | The·<code·class="inline">gen_server</code>·is·automatically·terminated·by·its·supervisor.··Exactly·how |
| 260 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a> | 260 | this·is·done·is·defined·by·a·<a·href="sup_princ.html#shutdown">shutdown·strategy</a> |
| 261 | set·in·the·supervisor.</p><p>If·it·is·necessary·to·clean·up·before·termination,·the·shutdown·strategy | 261 | set·in·the·supervisor.</p><p>If·it·is·necessary·to·clean·up·before·termination,·the·shutdown·strategy |
| 262 | must·be·a·time-out·value·and·the·<code·class="inline">gen_server</code>·must·be·set·to·trap·exit·signals | 262 | must·be·a·time-out·value·and·the·<code·class="inline">gen_server</code>·must·be·set·to·trap·exit·signals |
| 263 | in·function·<code·class="inline">init</code>.·When·ordered·to·shutdown,·the·<code·class="inline">gen_server</code>·then·calls | 263 | in·function·<code·class="inline">init</code>.·When·ordered·to·shutdown,·the·<code·class="inline">gen_server</code>·then·calls |
| 264 | the·callback·function·<code·class="inline">terminate(shutdown,·State)</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id=" | 264 | the·callback·function·<code·class="inline">terminate(shutdown,·State)</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="6311761984-1">(</span><span·class="n">Args</span><span·class="p"·data-group-id="6311761984-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 265 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 265 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
| 266 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 266 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="6311761984-2">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="6311761984-2">)</span><span·class="p">,</span><span·class="w"> |
| 267 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 267 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
| 268 | ····</span><span·class="p"·data-group-id=" | 268 | ····</span><span·class="p"·data-group-id="6311761984-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6311761984-3">}</span><span·class="p">.</span><span·class="w"> |
| 269 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 269 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 270 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="6311761984-4">(</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6311761984-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 271 | ····</span><span·class="c1">%%·Code·for·cleaning·up·here</span><span·class="w"> | 271 | ····</span><span·class="c1">%%·Code·for·cleaning·up·here</span><span·class="w"> |
| 272 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 272 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 273 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h3·id="standalone-gen_servers"·class="section-heading"> | 273 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h3·id="standalone-gen_servers"·class="section-heading"> |
| 274 | ··<a·href="#standalone-gen_servers"·class="hover-link"> | 274 | ··<a·href="#standalone-gen_servers"·class="hover-link"> |
| 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 275 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 276 | ··</a> | 276 | ··</a> |
| 277 | ··<span·class="text">Standalone·Gen_Servers</span> | 277 | ··<span·class="text">Standalone·Gen_Servers</span> |
| 278 | </h3> | 278 | </h3> |
| 279 | <p>If·the·<code·class="inline">gen_server</code>·is·not·part·of·a·supervision·tree,·a·stop·function | 279 | <p>If·the·<code·class="inline">gen_server</code>·is·not·part·of·a·supervision·tree,·a·stop·function |
| 280 | can·be·useful,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 280 | can·be·useful,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 281 | </span><span·class="nf">export</span><span·class="p"·data-group-id=" | 281 | </span><span·class="nf">export</span><span·class="p"·data-group-id="7403174327-1">(</span><span·class="p"·data-group-id="7403174327-2">[</span><span·class="ss">stop</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="7403174327-2">]</span><span·class="p"·data-group-id="7403174327-1">)</span><span·class="p">.</span><span·class="w"> |
| 282 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 282 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 283 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 283 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="7403174327-3">(</span><span·class="p"·data-group-id="7403174327-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
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| 161 | belonging·to·the·primary·application.</p><h2·id="specifying-included-applications"·class="section-heading"> | 161 | belonging·to·the·primary·application.</p><h2·id="specifying-included-applications"·class="section-heading"> |
| 162 | ··<a·href="#specifying-included-applications"·class="hover-link"> | 162 | ··<a·href="#specifying-included-applications"·class="hover-link"> |
| 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 164 | ··</a> | 164 | ··</a> |
| 165 | ··<span·class="text">Specifying·Included·Applications</span> | 165 | ··<span·class="text">Specifying·Included·Applications</span> |
| 166 | </h2> | 166 | </h2> |
| 167 | <p>Which·applications·to·include·is·defined·by·the·<code·class="inline">included_applications</code>·key·in | 167 | <p>Which·applications·to·include·is·defined·by·the·<code·class="inline">included_applications</code>·key·in |
| 168 | the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 168 | the·<code·class="inline">.app</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2256176939-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prim_app</span><span·class="p">,</span><span·class="w"> |
| 169 | ·</span><span·class="p"·data-group-id=" | 169 | ·</span><span·class="p"·data-group-id="2256176939-2">[</span><span·class="p"·data-group-id="2256176939-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Tree·application"</span><span·class="p"·data-group-id="2256176939-3">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··</span><span·class="p"·data-group-id=" | 170 | ··</span><span·class="p"·data-group-id="2256176939-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="2256176939-4">}</span><span·class="p">,</span><span·class="w"> |
| 171 | ··</span><span·class="p"·data-group-id=" | 171 | ··</span><span·class="p"·data-group-id="2256176939-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2256176939-6">[</span><span·class="ss">prim_app_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pr[·...·truncated·by·diffoscope;·len:·198,·SHA:·2aff5733170b5fd204b023248355226efff4a043beb011c755e9f7294d75962d·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ··</span><span·class="p"·data-group-id=" | 172 | ··</span><span·class="p"·data-group-id="2256176939-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2256176939-8">[</span><span·class="ss">prim_app_server</span><span·class="p"·data-group-id="2256176939-8">]</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·aef942b6cc656a44e8ae97e4c68ae3244cfb6644139ee437c545be401f576a36·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ··</span><span·class="p"·data-group-id=" | 173 | ··</span><span·class="p"·data-group-id="2256176939-9">{</span><span·class="ss">included_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2256176939-10">[</span><span·class="ss">incl_app</span><span·class="p"·data-group-id="2256176939-10">]</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·f5da17fe268d8c9b2c043eedc6f98ef23341bb3fd612fbda8c15ac57a019de65·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ··</span><span·class="p"·data-group-id=" | 174 | ··</span><span·class="p"·data-group-id="2256176939-11">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2256176939-12">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·184,·SHA:·2bd086ba5ed3f0920b1f0279a07ac74cb78d5a6f1ef3dad23e53025bea2d8bfa·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ··</span><span·class="p"·data-group-id=" | 175 | ··</span><span·class="p"·data-group-id="2256176939-13">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2256176939-14">{</span><span·class="ss">prim_app_cb</span><span·class="p">,</span><span·class="p"·data-group-id="2256176939-15"[·...·truncated·by·diffoscope;·len:·158,·SHA:·158522e87a93890d173f8c47d3b677967cb59e123da5740ab9af472c0faf72f5·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 176 | ··</span><span·class="p"·data-group-id="1985165266-16">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1985165266-17">[</span><span·class="p"·data-group-id="1985165266-18">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/usr/local/log"</span><span·class="p"·data-group-id="1985165266-18">}</span><span·class="p"·data-group-id="1985165266-17">]</span><span·class="p"·data-group-id="1985165266-16">}</span><span·class="w"> | ||
| 177 | ·</span><span·class="p"·data-group-id="19 | 176 | ··</span><span·class="p"·data-group-id="2256176939-16">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2256176939-17">[</span><span·class="p"·data-group-id="2256176939-18">{</span><span·class[·...·truncated·by·diffoscope;·len:·290,·SHA:·e580bda2c0463167e0064d90569f4cfd69cea8f51e6a6a3d8baea9fbf2908553·...·]"> |
| 177 | ·</span><span·class="p"·data-group-id="2256176939-2">]</span><span·class="p"·data-group-id="2256176939-1">}</span><span·class="p">.</span></code></pre><h2·id="synchronizing-processes-during-startup"·class="section-heading"> | ||
| 178 | ··<a·href="#synchronizing-processes-during-startup"·class="hover-link"> | 178 | ··<a·href="#synchronizing-processes-during-startup"·class="hover-link"> |
| 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 180 | ··</a> | 180 | ··</a> |
| 181 | ··<span·class="text">Synchronizing·Processes·during·Startup</span> | 181 | ··<span·class="text">Synchronizing·Processes·during·Startup</span> |
| 182 | </h2> | 182 | </h2> |
| 183 | <p>The·supervisor·tree·of·an·included·application·is·started·as·part·of·the | 183 | <p>The·supervisor·tree·of·an·included·application·is·started·as·part·of·the |
| 184 | supervisor·tree·of·the·including·application.·If·there·is·a·need·for | 184 | supervisor·tree·of·the·including·application.·If·there·is·a·need·for |
| 185 | synchronization·between·processes·in·the·including·and·included·applications, | 185 | synchronization·between·processes·in·the·including·and·included·applications, |
| 186 | this·can·be·achieved·by·using·<em>start·phases</em>.</p><p>Start·phases·are·defined·by·the·<code·class="inline">start_phases</code>·key·in·the·<code·class="inline">.app</code>·file·as·a·list | 186 | this·can·be·achieved·by·using·<em>start·phases</em>.</p><p>Start·phases·are·defined·by·the·<code·class="inline">start_phases</code>·key·in·the·<code·class="inline">.app</code>·file·as·a·list |
| 187 | of·tuples·<code·class="inline">{Phase,PhaseArgs}</code>,·where·<code·class="inline">Phase</code>·is·an·atom·and·<code·class="inline">PhaseArgs</code>·is·a | 187 | of·tuples·<code·class="inline">{Phase,PhaseArgs}</code>,·where·<code·class="inline">Phase</code>·is·an·atom·and·<code·class="inline">PhaseArgs</code>·is·a |
| 188 | term.</p><p>The·value·of·the·<code·class="inline">mod</code>·key·of·the·including·application·must·be·set·to | 188 | term.</p><p>The·value·of·the·<code·class="inline">mod</code>·key·of·the·including·application·must·be·set·to |
| 189 | <code·class="inline">{application_starter,[Module,StartArgs]}</code>,·where·<code·class="inline">Module</code>·as·usual·is·the | 189 | <code·class="inline">{application_starter,[Module,StartArgs]}</code>,·where·<code·class="inline">Module</code>·as·usual·is·the |
| 190 | application·callback·module.·<code·class="inline">StartArgs</code>·is·a·term·provided·as·argument·to·the | 190 | application·callback·module.·<code·class="inline">StartArgs</code>·is·a·term·provided·as·argument·to·the |
| 191 | callback·function·<code·class="inline">Module:start/2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 191 | callback·function·<code·class="inline">Module:start/2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3875223375-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prim_app</span><span·class="p">,</span><span·class="w"> |
| 192 | ·</span><span·class="p"·data-group-id=" | 192 | ·</span><span·class="p"·data-group-id="3875223375-2">[</span><span·class="p"·data-group-id="3875223375-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Tree·application"</span><span·class="p"·data-group-id="3875223375-3">}</span><span·class="p">,</span><span·class="w"> |
| 193 | ··</span><span·class="p"·data-group-id=" | 193 | ··</span><span·class="p"·data-group-id="3875223375-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="3875223375-4">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ··</span><span·class="p"·data-group-id=" | 194 | ··</span><span·class="p"·data-group-id="3875223375-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-6">[</span><span·class="ss">prim_app_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pr[·...·truncated·by·diffoscope;·len:·198,·SHA:·bf04a20a5ea334cc4d6b2f18900699aece13ae8b45b187c4b8997eeb63370573·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 195 | ··</span><span·class="p"·data-group-id=" | 195 | ··</span><span·class="p"·data-group-id="3875223375-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-8">[</span><span·class="ss">prim_app_server</span><span·class="p"·data-group-id="3875223375-8">]</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·a215b85b4ca4f999aba7f49ae91c84047d7264a610f88c8d9485d1ec8244a879·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 196 | ··</span><span·class="p"·data-group-id=" | 196 | ··</span><span·class="p"·data-group-id="3875223375-9">{</span><span·class="ss">included_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-10">[</span><span·class="ss">incl_app</span><span·class="p"·data-group-id="3875223375-10">]</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·b71e51c50e050b45587a89c4e47c93174e02d2332fee42b4fcc3a6a0d5f6aaeb·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 197 | ··</span><span·class="p"·data-group-id=" | 197 | ··</span><span·class="p"·data-group-id="3875223375-11">{</span><span·class="ss">start_phases</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-12">[</span><span·class="p"·data-group-id="3875223375-13">{</span><span·class="ss">init</span><span·class="[·...·truncated·by·diffoscope;·len:·582,·SHA:·715e66364f4e0357616a2e63134ffb15f44df327c82fedfc43baefebd9178b24·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 198 | ··</span><span·class="p"·data-group-id=" | 198 | ··</span><span·class="p"·data-group-id="3875223375-17">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-18">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·184,·SHA:·447de46cbd181800f005ee5860de663cb3431a8230a0eb26249840ad0e0a7955·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 199 | ··</span><span·class="p"·data-group-id=" | 199 | ··</span><span·class="p"·data-group-id="3875223375-19">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-20">{</span><span·class="ss">application_starter</span><span·class="p">,</span><span·class="p"·data-group-id="387522[·...·truncated·by·diffoscope;·len:·333,·SHA:·8a7397f7d8200a38530e1568ebd05de489ddf3b8c5cefe81201d72cf16228ff6·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 200 | ··</span><span·class="p"·data-group-id=" | 200 | ··</span><span·class="p"·data-group-id="3875223375-23">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-24">[</span><span·class="p"·data-group-id="3875223375-25">{</span><span·class="ss">file</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·224,·SHA:·cde7edc7612a02b13c84ccbb8efcc0178270419228674dbe25fd60c4009082de·...·]-23">}</span><span·class="w"> |
| 201 | ·</span><span·class="p"·data-group-id=" | 201 | ·</span><span·class="p"·data-group-id="3875223375-2">]</span><span·class="p"·data-group-id="3875223375-1">}</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="p"·data-group-id=" | 202 | </span><span·class="p"·data-group-id="3875223375-26">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">incl_app</span><span·class="p">,</span><span·class="w"> |
| 203 | ·</span><span·class="p"·data-group-id=" | 203 | ·</span><span·class="p"·data-group-id="3875223375-27">[</span><span·class="p"·data-group-id="3875223375-28">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Included·application"</span><span·class="p"·data-group-id="3875223375-28">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ··</span><span·class="p"·data-group-id=" | 204 | ··</span><span·class="p"·data-group-id="3875223375-29">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="3875223375-29">}</span><span·class="p">,</span><span·class="w"> |
| 205 | ··</span><span·class="p"·data-group-id=" | 205 | ··</span><span·class="p"·data-group-id="3875223375-30">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-31">[</span><span·class="ss">incl_app_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·201,·SHA:·1582ea0a1c0bbc6ab641315cd6787a255d926c3030b7d983da949e641713dc4b·...·]-30">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ··</span><span·class="p"·data-group-id=" | 206 | ··</span><span·class="p"·data-group-id="3875223375-32">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-33">[</span><span·class="p"·data-group-id="3875223375-33">]</span><span·class="p"·data-group-id="3875223375-32">}</span><span·class="p">,</span><span·class="w"> |
| 207 | ··</span><span·class="p"·data-group-id=" | 207 | ··</span><span·class="p"·data-group-id="3875223375-34">{</span><span·class="ss">start_phases</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-35">[</span><span·class="p"·data-group-id="3875223375-36">{</span><span·class="ss">go</span><span·class="p"[·...·truncated·by·diffoscope;·len:·266,·SHA:·25987ec1e27396325cce4952b54b1adb2ce1a932829d789336ae2b2fc0849fed·...·]-34">}</span><span·class="p">,</span><span·class="w"> |
| 208 | ··</span><span·class="p"·data-group-id=" | 208 | ··</span><span·class="p"·data-group-id="3875223375-38">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-39">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·184,·SHA:·510d5159bcc8946caf9d5ec47c6976682e26d8ffb1cdfb620a7e42d0d38ab71c·...·]-38">}</span><span·class="p">,</span><span·class="w"> |
| 209 | ··</span><span·class="p"·data-group-id=" | 209 | ··</span><span·class="p"·data-group-id="3875223375-40">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3875223375-41">{</span><span·class="ss">incl_app_cb</span><span·class="p">,</span><span·class="p"·data-group-id="3875223375-42"[·...·truncated·by·diffoscope;·len:·158,·SHA:·c739cf8cb5d158297d9bec3f11051ac254c07effec54237cc40d2d12db65c2d2·...·]-40">}</span><span·class="w"> |
| 210 | ·</span><span·class="p"·data-group-id=" | 210 | ·</span><span·class="p"·data-group-id="3875223375-27">]</span><span·class="p"·data-group-id="3875223375-26">}</span><span·class="p">.</span></code></pre><p>When·starting·a·primary·application·with·included·applications,·the·primary |
| 211 | application·is·started·the·normal·way,·that·is:</p><ul><li>The·application·controller·creates·an·application·master·for·the·application</li><li>The·application·master·calls·<code·class="inline">Module:start(normal,·StartArgs)</code>·to·start·the | 211 | application·is·started·the·normal·way,·that·is:</p><ul><li>The·application·controller·creates·an·application·master·for·the·application</li><li>The·application·master·calls·<code·class="inline">Module:start(normal,·StartArgs)</code>·to·start·the |
| 212 | top·supervisor.</li></ul><p>Then,·for·the·primary·application·and·each·included·application·in·top-down, | 212 | top·supervisor.</li></ul><p>Then,·for·the·primary·application·and·each·included·application·in·top-down, |
| 213 | left-to-right·order,·the·application·master·calls | 213 | left-to-right·order,·the·application·master·calls |
| 214 | <code·class="inline">Module:start_phase(Phase,·Type,·PhaseArgs)</code>·for·each·phase·defined·for·the | 214 | <code·class="inline">Module:start_phase(Phase,·Type,·PhaseArgs)</code>·for·each·phase·defined·for·the |
| 215 | primary·application,·in·that·order.·If·a·phase·is·not·defined·for·an·included | 215 | primary·application,·in·that·order.·If·a·phase·is·not·defined·for·an·included |
| 216 | application,·the·function·is·not·called·for·this·phase·and·application.</p><p>The·following·requirements·apply·to·the·<code·class="inline">.app</code>·file·for·an·included·application:</p><ul><li>The·<code·class="inline">{mod,·{Module,StartArgs}}</code>·option·must·be·included.·This·option·is·used | 216 | application,·the·function·is·not·called·for·this·phase·and·application.</p><p>The·following·requirements·apply·to·the·<code·class="inline">.app</code>·file·for·an·included·application:</p><ul><li>The·<code·class="inline">{mod,·{Module,StartArgs}}</code>·option·must·be·included.·This·option·is·used |
| 217 | to·find·the·callback·module·<code·class="inline">Module</code>·of·the·application.·<code·class="inline">StartArgs</code>·is | 217 | to·find·the·callback·module·<code·class="inline">Module</code>·of·the·application.·<code·class="inline">StartArgs</code>·is |
| 218 | ignored,·as·<code·class="inline">Module:start/2</code>·is·called·only·for·the·primary·application.</li><li>If·the·included·application·itself·contains·included·applications,·instead·the | 218 | ignored,·as·<code·class="inline">Module:start/2</code>·is·called·only·for·the·primary·application.</li><li>If·the·included·application·itself·contains·included·applications,·instead·the |
| 219 | <code·class="inline">{mod,·{application_starter,·[Module,StartArgs]}}</code>·option·must·be·included.</li><li>The·<code·class="inline">{start_phases,·[{Phase,PhaseArgs}]}</code>·option·must·be·included,·and·the·set | 219 | <code·class="inline">{mod,·{application_starter,·[Module,StartArgs]}}</code>·option·must·be·included.</li><li>The·<code·class="inline">{start_phases,·[{Phase,PhaseArgs}]}</code>·option·must·be·included,·and·the·set |
| 220 | of·specified·phases·must·be·a·subset·of·the·set·of·phases·specified·for·the | 220 | of·specified·phases·must·be·a·subset·of·the·set·of·phases·specified·for·the |
| 221 | primary·application.</li></ul><p>When·starting·<code·class="inline">prim_app</code>·as·defined·above,·the·application·controller·calls·the | 221 | primary·application.</li></ul><p>When·starting·<code·class="inline">prim_app</code>·as·defined·above,·the·application·controller·calls·the |
| 222 | following·callback·functions·before·<code·class="inline">application:start(prim_app)</code>·returns·a | 222 | following·callback·functions·before·<code·class="inline">application:start(prim_app)</code>·returns·a |
| 223 | value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="43 | 223 | value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="4324440999-1">(</span><span·class="ss">prim_app</span><span·class="p"·data-group-id="4324440999-1">)</span><span·class="w"> |
| 224 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="43 | 224 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="4324440999-2">(</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4324440999-3">[</span><span·class="p"·data-group-id="4324440999-3">]</span><span·class="p"·data-group-id="4324440999-2">)</span><span·class="w"> |
| 225 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="43 | 225 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="4324440999-4">(</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4324440999-5">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·2f3bec619c62326fcd9a4e618e712d44a64fb713e05fd072b9bc625cca1a7941·...·]-4">)</span><span·class="w"> |
| 226 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="43 | 226 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">prim_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="4324440999-6">(</span><span·class="ss">go</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4324440999-7">[</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·63,·SHA:·d8c76939f67372087f98915cd98b827d251485f676adf465e4b67780f6d9277d·...·]-6">)</span><span·class="w"> |
| 227 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">incl_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="43 | 227 | ·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">incl_app_cb</span><span·class="p">:</span><span·class="nf">start_phase</span><span·class="p"·data-group-id="4324440999-8">(</span><span·class="ss">go</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4324440999-9">[</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·63,·SHA:·135ea190e09c3453e4a1b769f7f870cdffd06607f5c940ac2ed7267fdaf4cb42·...·]-8">)</span><span·class="w"> |
| 228 | </span><span·class="ss">ok</span></code></pre> | 228 | </span><span·class="ss">ok</span></code></pre> |
| 229 | </div> | 229 | </div> |
| 230 | <div·class="bottom-actions"·id="bottom-actions"> | 230 | <div·class="bottom-actions"·id="bottom-actions"> |
| 231 | ··<div·class="bottom-actions-item"> | 231 | ··<div·class="bottom-actions-item"> |
| 232 | ······<a·href="applications.html"·class="bottom-actions-button"·rel="prev"> | 232 | ······<a·href="applications.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 273, 15 lines modified | Offset 273, 15 lines modified | ||
| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
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| 484 | ······<p·class="built-using"> | 484 | ······<p·class="built-using"> |
| 485 | ········Built·using | 485 | ········Built·using |
| 486 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 486 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 487 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 487 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 488 | ······</p> | 488 | ······</p> |
| 489 | <p>Copyright·©·1996-202 | 489 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 490 | ····</footer> | 490 | ····</footer> |
| 491 | ··</div> | 491 | ··</div> |
| 492 | </main> | 492 | </main> |
| 493 | </div> | 493 | </div> |
| 494 | <script> | 494 | <script> |
| 495 | ··function·mermaidLoaded()·{ | 495 | ··function·mermaidLoaded()·{ |
| 496 | ····mermaid.initialize({ | 496 | ····mermaid.initialize({ |
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| 295 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·erts/emulator | 295 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·erts/emulator |
| 296 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug | 296 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug |
| 297 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·../etc | 297 | </span><span·class="gp·unselectable">$·</span><span·class="">cd·../etc |
| 298 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug | 298 | </span><span·class="gp·unselectable">$·</span><span·class="">make·debug |
| 299 | </span></code></pre><p>and·sometimes</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP | 299 | </span></code></pre><p>and·sometimes</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP |
| 300 | </span><span·class="gp·unselectable">$·</span><span·class="">make·local_setup | 300 | </span><span·class="gp·unselectable">$·</span><span·class="">make·local_setup |
| 301 | </span></code></pre><p>So·now·when·you·run·<code·class="inline">$ERL_TOP/erl.exe</code>,·you·should·have·a·debug·compiled | 301 | </span></code></pre><p>So·now·when·you·run·<code·class="inline">$ERL_TOP/erl.exe</code>,·you·should·have·a·debug·compiled |
| 302 | emulator,·which·you·will·see·if·you·do·a:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 302 | emulator,·which·you·will·see·if·you·do·a:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="6743913055-1">(</span><span·class="ss">system_version</span><span·class="p"·data-group-id="6743913055-1">)</span><span·class="p">.</span></code></pre><p>in·the·erlang·shell.·If·the·returned·string·contains·<code·class="inline">[debug]</code>,·you |
| 303 | got·a·debug·compiled·emulator.</p><p>To·hack·the·erlang·libraries,·you·simply·do·a·<code·class="inline">make·opt</code>·in·the | 303 | got·a·debug·compiled·emulator.</p><p>To·hack·the·erlang·libraries,·you·simply·do·a·<code·class="inline">make·opt</code>·in·the |
| 304 | specific·"applications"·directory,·like:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib | 304 | specific·"applications"·directory,·like:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib |
| 305 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt | 305 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt |
| 306 | </span></code></pre><p>or·even·in·the·source·directory...</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib/src | 306 | </span></code></pre><p>or·even·in·the·source·directory...</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib/src |
| 307 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt | 307 | </span><span·class="gp·unselectable">$·</span><span·class="">make·opt |
| 308 | </span></code></pre><p>Note·that·you're·expected·to·have·a·fresh·Erlang·in·your·path·when | 308 | </span></code></pre><p>Note·that·you're·expected·to·have·a·fresh·Erlang·in·your·path·when |
| 309 | doing·this,·preferably·the·plain·27·you·have·built·in·the·previous | 309 | doing·this,·preferably·the·plain·27·you·have·built·in·the·previous |
| Offset 318, 19 lines modified | Offset 318, 19 lines modified | ||
| 318 | </span><span·class="">:$ERL_TOP/erts/etc/win32/wsl_tools:$ERL_TOP/bootstrap/bin:$PATH | 318 | </span><span·class="">:$ERL_TOP/erts/etc/win32/wsl_tools:$ERL_TOP/bootstrap/bin:$PATH |
| 319 | </span></code></pre><p>That·should·make·it·possible·to·rebuild·any·library·without·hassle...</p><p>If·you·want·to·copy·a·library·(an·application)·newly·built,·to·a | 319 | </span></code></pre><p>That·should·make·it·possible·to·rebuild·any·library·without·hassle...</p><p>If·you·want·to·copy·a·library·(an·application)·newly·built,·to·a |
| 320 | release·area,·you·do·like·with·the·emulator:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib | 320 | release·area,·you·do·like·with·the·emulator:</p><pre><code·class="makeup·shell"·translate="no"><span·class="gp·unselectable">$·</span><span·class="">cd·$ERL_TOP/lib/stdlib |
| 321 | </span><span·class="gp·unselectable">$·</span><span·class="">make·TESTROOT=/tmp/erlang_release·release | 321 | </span><span·class="gp·unselectable">$·</span><span·class="">make·TESTROOT=/tmp/erlang_release·release |
| 322 | </span></code></pre><p>Remember·that:</p><ul><li><p>··Windows·specific·C-code·goes·in·the·<code·class="inline">$ERL_TOP/erts/emulator/sys/win32</code>, | 322 | </span></code></pre><p>Remember·that:</p><ul><li><p>··Windows·specific·C-code·goes·in·the·<code·class="inline">$ERL_TOP/erts/emulator/sys/win32</code>, |
| 323 | <code·class="inline">$ERL_TOP/erts/emulator/drivers/win32</code>·or·<code·class="inline">$ERL_TOP/erts/etc/win32</code>.</p></li><li><p>··Windows·specific·erlang·code·should·be·used·conditionally·and·the | 323 | <code·class="inline">$ERL_TOP/erts/emulator/drivers/win32</code>·or·<code·class="inline">$ERL_TOP/erts/etc/win32</code>.</p></li><li><p>··Windows·specific·erlang·code·should·be·used·conditionally·and·the |
| 324 | host·OS·tested·in·<em>runtime</em>,·the·exactly·same·beam·files·should·be | 324 | host·OS·tested·in·<em>runtime</em>,·the·exactly·same·beam·files·should·be |
| 325 | distributed·for·every·platform!·So·write·code·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">type</span><span·class="p"·data-group-id="8 | 325 | distributed·for·every·platform!·So·write·code·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">type</span><span·class="p"·data-group-id="3489862969-1">(</span><span·class="p"·data-group-id="3489862969-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 326 | ····</span><span·class="p"·data-group-id="8 | 326 | ····</span><span·class="p"·data-group-id="3489862969-2">{</span><span·class="ss">win32</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="3489862969-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 327 | ········</span><span·class="nf">do_windows_specific</span><span·class="p"·data-group-id="8 | 327 | ········</span><span·class="nf">do_windows_specific</span><span·class="p"·data-group-id="3489862969-3">(</span><span·class="p"·data-group-id="3489862969-3">)</span><span·class="p">;</span><span·class="w"> |
| 328 | ····</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 328 | ····</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 329 | ········</span><span·class="nf">do_fallback_or_exit</span><span·class="p"·data-group-id="8 | 329 | ········</span><span·class="nf">do_fallback_or_exit</span><span·class="p"·data-group-id="3489862969-4">(</span><span·class="p"·data-group-id="3489862969-4">)</span><span·class="w"> |
| 330 | </span><span·class="k">end</span><span·class="p">,</span></code></pre></li></ul><p>That's·basically·all·you·need·to·get·going.</p><h2·id="frequently-asked-questions"·class="section-heading"> | 330 | </span><span·class="k">end</span><span·class="p">,</span></code></pre></li></ul><p>That's·basically·all·you·need·to·get·going.</p><h2·id="frequently-asked-questions"·class="section-heading"> |
| 331 | ··<a·href="#frequently-asked-questions"·class="hover-link"> | 331 | ··<a·href="#frequently-asked-questions"·class="hover-link"> |
| 332 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 332 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 333 | ··</a> | 333 | ··</a> |
| 334 | ··<span·class="text">Frequently·Asked·Questions</span> | 334 | ··<span·class="text">Frequently·Asked·Questions</span> |
| 335 | </h2> | 335 | </h2> |
| 336 | <ul><li><p>··Q:·So,·now·I·can·build·Erlang·using·GCC·on·Windows?</p><p>A:·No,·unfortunately·not.·You'll·need·Microsoft's·Visual·C++ | 336 | <ul><li><p>··Q:·So,·now·I·can·build·Erlang·using·GCC·on·Windows?</p><p>A:·No,·unfortunately·not.·You'll·need·Microsoft's·Visual·C++ |
| Offset 431, 15 lines modified | Offset 431, 15 lines modified | ||
| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 658 | ······<p·class="built-using"> | 658 | ······<p·class="built-using"> |
| 659 | ········Built·using | 659 | ········Built·using |
| 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 662 | ······</p> | 662 | ······</p> |
| 663 | <p>Copyright·©·1996-202 | 663 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 664 | ····</footer> | 664 | ····</footer> |
| 665 | ··</div> | 665 | ··</div> |
| 666 | </main> | 666 | </main> |
| 667 | </div> | 667 | </div> |
| 668 | <script> | 668 | <script> |
| 669 | ··function·mermaidLoaded()·{ | 669 | ··function·mermaidLoaded()·{ |
| 670 | ····mermaid.initialize({ | 670 | ····mermaid.initialize({ |
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| 171 | ······<p·class="built-using"> | 171 | ······<p·class="built-using"> |
| 172 | ········Built·using | 172 | ········Built·using |
| 173 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 173 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 174 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 174 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 175 | ······</p> | 175 | ······</p> |
| 176 | <p>Copyright·©·1996-202 | 176 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 177 | ····</footer> | 177 | ····</footer> |
| 178 | ··</div> | 178 | ··</div> |
| 179 | </main> | 179 | </main> |
| 180 | </div> | 180 | </div> |
| 181 | <script> | 181 | <script> |
| 182 | ··function·mermaidLoaded()·{ | 182 | ··function·mermaidLoaded()·{ |
| 183 | ····mermaid.initialize({ | 183 | ····mermaid.initialize({ |
| Offset 117, 33 lines modified | Offset 117, 33 lines modified | ||
| 117 | <h2·id="simple-examples"·class="section-heading"> | 117 | <h2·id="simple-examples"·class="section-heading"> |
| 118 | ··<a·href="#simple-examples"·class="hover-link"> | 118 | ··<a·href="#simple-examples"·class="hover-link"> |
| 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 120 | ··</a> | 120 | ··</a> |
| 121 | ··<span·class="text">Simple·Examples</span> | 121 | ··<span·class="text">Simple·Examples</span> |
| 122 | </h2> | 122 | </h2> |
| 123 | <p>This·section·starts·with·a·simple·example,·showing·a·generator·and·a·filter:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id=" | 123 | <p>This·section·starts·with·a·simple·example,·showing·a·generator·and·a·filter:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="6983557176-1">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="698355[·...·truncated·by·diffoscope;·len:·650,·SHA:·05d07c3581ab9911ec135636121163cd4b591aebaaeb21850691f700b35cca66·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 124 | </span><span·class="p"·data-group-id=" | 124 | </span><span·class="p"·data-group-id="6983557176-3">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">6</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·397ae3fcc2d395831bb647577e54aac1ef706f8c461c069353d3df1571d36e6e·...·]-3">]</span></code></pre><p>This·is·read·as·follows:·The·list·of·X·such·that·X·is·taken·from·the·list |
| 125 | <code·class="inline">[1,2,a,...]</code>·and·X·is·greater·than·3.</p><p>The·notation·<code·class="inline">X·<-·[1,2,a,...]</code>·is·a·generator·and·the·expression·<code·class="inline">X·>·3</code>·is·a | 125 | <code·class="inline">[1,2,a,...]</code>·and·X·is·greater·than·3.</p><p>The·notation·<code·class="inline">X·<-·[1,2,a,...]</code>·is·a·generator·and·the·expression·<code·class="inline">X·>·3</code>·is·a |
| 126 | filter.</p><p>An·additional·filter,·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(X)</code></a>,·can·be·added·to | 126 | filter.</p><p>An·additional·filter,·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_integer/1"><code·class="inline">is_integer(X)</code></a>,·can·be·added·to |
| 127 | restrict·the·result·to·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id=" | 127 | restrict·the·result·to·integers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="5938850524-1">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="593885[·...·truncated·by·diffoscope;·len:·862,·SHA:·dda4cb1b913a6cab77077135f0d3d2986950c723963a990f19141740c7efc556·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 128 | </span><span·class="p"·data-group-id=" | 128 | </span><span·class="p"·data-group-id="5938850524-4">[</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="5938850524-4">]</span></code></pre><p>Generators·can·be·combined.·For·example,·the·Cartesian·product·of·two·lists·can |
| 129 | be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id=" | 129 | be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="0761036421-1">[</span><span·class="p"·data-group-id="0761036421-2">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="0761036421-2">}</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·739,·SHA:·2a70e2dd305747576fa37e30012c473b2842251cd4ff7823b78c72fc54d7cca0·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="p"·data-group-id=" | 130 | </span><span·class="p"·data-group-id="0761036421-5">[</span><span·class="p"·data-group-id="0761036421-6">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="0761036421-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·1011,·SHA:·3f9855e5218160594e24b51877b0d0f69d7b6afb57e01adb12fb7c2835848ab5·...·]-5">]</span></code></pre><h2·id="quick-sort"·class="section-heading"> |
| 131 | ··<a·href="#quick-sort"·class="hover-link"> | 131 | ··<a·href="#quick-sort"·class="hover-link"> |
| 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 132 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 133 | ··</a> | 133 | ··</a> |
| 134 | ··<span·class="text">Quick·Sort</span> | 134 | ··<span·class="text">Quick·Sort</span> |
| 135 | </h2> | 135 | </h2> |
| 136 | <p>The·well-known·quick·sort·routine·can·be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id=" | 136 | <p>The·well-known·quick·sort·routine·can·be·written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id="8729977249-1">(</span><span·class="p"·data-group-id="8729977249-2">[</span><span·class="p"·data-group-id="8729977249-2">]</span><span·class="p"·data-group-id="8729977249-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·94,·SHA:·f017a554c4ed2195fd136d90e1d999e63cd5a84f6e42d5c356d13a70acb30e2c·...·]9-3">]</span><span·class="p">;</span><span·class="w"> |
| 137 | </span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 137 | </span><span·class="nf">sort</span><span·class="p"·data-group-id="8729977249-4">(</span><span·class="p"·data-group-id="8729977249-5">[</span><span·class="p">_</span><span·class="p"·data-group-id="8729977249-5">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·cl[·...·truncated·by·diffoscope;·len:·32,·SHA:·f39774b3bf8fe57bcf09935d2b579f07144e17dd84d1281e60c7e07fd1d19bf7·...·]9-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">L</span><span·class="p">;</span><span·class="w"> |
| 138 | </span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 138 | </span><span·class="nf">sort</span><span·class="p"·data-group-id="8729977249-6">(</span><span·class="p"·data-group-id="8729977249-7">[</span><span·class="n">Pivot</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="8729977249-7">]</span><span·class="p"·data-group-id="8729977249-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id="8729977249-8">(</span><span·class="p"·data-group-id="8729977249-9">[</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·332,·SHA:·f7ec4cc6d1c29f8c1bf4aab6651727b07c6e3c4ae40f3db2b516c3c3ca440769·...·]9-8">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 140 | ····</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="p"·data-group-id="8729977249-10">[</span><span·class="n">Pivot</span><span·class="p"·data-group-id="8729977249-10">]</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 141 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="nf">sort</span><span·class="p"·data-group-id="8729977249-11">(</span><span·class="p"·data-group-id="8729977249-12">[</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·336,·SHA:·6cb9e49c503d0e89c27fa5f1595c9d3d6304a745e9a5687d88cfacfef012f608·...·]9-11">)</span><span·class="p">.</span></code></pre><p>The·expression·<code·class="inline">[X·||·X·<-·T,·X·<·Pivot]</code>·is·the·list·of·all·elements·in·<code·class="inline">T</code> |
| 142 | that·are·less·than·<code·class="inline">Pivot</code>.</p><p><code·class="inline">[X·||·X·<-·T,·X·>=·Pivot]</code>·is·the·list·of·all·elements·in·<code·class="inline">T</code>·that·are·greater | 142 | that·are·less·than·<code·class="inline">Pivot</code>.</p><p><code·class="inline">[X·||·X·<-·T,·X·>=·Pivot]</code>·is·the·list·of·all·elements·in·<code·class="inline">T</code>·that·are·greater |
| 143 | than·or·equal·to·<code·class="inline">Pivot</code>.</p><p>With·the·algorithm·above,·a·list·is·sorted·as·follows:</p><ul><li>A·list·with·zero·or·one·element·is·trivially·sorted.</li><li>For·lists·with·more·than·one·element:<ol><li>The·first·element·in·the·list·is·isolated·as·the·pivot·element.</li><li>The·remaining·list·is·partitioned·into·two·sublists,·such·that:</li></ol><ul><li>The·first·sublist·contains·all·elements·that·are·smaller·than·the·pivot | 143 | than·or·equal·to·<code·class="inline">Pivot</code>.</p><p>With·the·algorithm·above,·a·list·is·sorted·as·follows:</p><ul><li>A·list·with·zero·or·one·element·is·trivially·sorted.</li><li>For·lists·with·more·than·one·element:<ol><li>The·first·element·in·the·list·is·isolated·as·the·pivot·element.</li><li>The·remaining·list·is·partitioned·into·two·sublists,·such·that:</li></ol><ul><li>The·first·sublist·contains·all·elements·that·are·smaller·than·the·pivot |
| 144 | element.</li><li>The·second·sublist·contains·all·elements·that·are·greater·than·or·equal·to | 144 | element.</li><li>The·second·sublist·contains·all·elements·that·are·greater·than·or·equal·to |
| 145 | the·pivot·element.</li></ul><ol><li>The·sublists·are·recursively·sorted·by·the·same·algorithm·and·the·results | 145 | the·pivot·element.</li></ul><ol><li>The·sublists·are·recursively·sorted·by·the·same·algorithm·and·the·results |
| 146 | are·combined,·resulting·in·a·list·consisting·of:</li></ol><ul><li>All·elements·from·the·first·sublist,·that·is·all·elements·smaller·than·the | 146 | are·combined,·resulting·in·a·list·consisting·of:</li></ol><ul><li>All·elements·from·the·first·sublist,·that·is·all·elements·smaller·than·the |
| 147 | pivot·element,·in·sorted·order.</li><li>The·pivot·element.</li><li>All·elements·from·the·second·sublist,·that·is·all·elements·greater·than·or | 147 | pivot·element,·in·sorted·order.</li><li>The·pivot·element.</li><li>All·elements·from·the·second·sublist,·that·is·all·elements·greater·than·or |
| 148 | equal·to·the·pivot·element,·in·sorted·order.</li></ul></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·sorting·algorithm·as·shown·above·serves·as·a·nice·example·to | 148 | equal·to·the·pivot·element,·in·sorted·order.</li></ul></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·sorting·algorithm·as·shown·above·serves·as·a·nice·example·to |
| Offset 151, 93 lines modified | Offset 151, 93 lines modified | ||
| 151 | <a·href="../../lib/stdlib-6.2.1/doc/html/lists.html"><code·class="inline">lists</code></a>·module·contains·sorting·functions·that·are·implemented·in·a·more | 151 | <a·href="../../lib/stdlib-6.2.1/doc/html/lists.html"><code·class="inline">lists</code></a>·module·contains·sorting·functions·that·are·implemented·in·a·more |
| 152 | efficient·way.</p></section><h2·id="permutations"·class="section-heading"> | 152 | efficient·way.</p></section><h2·id="permutations"·class="section-heading"> |
| 153 | ··<a·href="#permutations"·class="hover-link"> | 153 | ··<a·href="#permutations"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">Permutations</span> | 156 | ··<span·class="text">Permutations</span> |
| 157 | </h2> | 157 | </h2> |
| 158 | <p>The·following·example·generates·all·permutations·of·the·elements·in·a·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">perms</span><span·class="p"·data-group-id="3259154584-1">(</span><span·class="p"·data-group-id="3259154584-2">[</span><span·class="p"·data-group-id="3259154584-2">]</span><span·class="p"·data-group-id="3259154584-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="3259154584-3">[</span><span·class="p"·data-group-id="3259154584-4">[</span><span·class="p"·data-group-id="3259154584-4">]</span><span·class="p"·data-group-id="3259154584-3">]</span><span·class="p">;</span><span·class="w"> | ||
| 159 | < | 158 | <p>The·following·example·generates·all·permutations·of·the·elements·in·a·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">perms</span><span·class="p"·data-group-id="6620529128-1">(</span><span·class="p"·data-group-id="6620529128-2">[·...·truncated·by·diffoscope;·len:·442,·SHA:·a33e1261c474fecdbf713e9fa63e31e93d4ba3d99f88eea70af5b94d49c0771f·...·] |
| 159 | </span><span·class="nf">perms</span><span·class="p"·data-group-id="6620529128-5">(</span><span·class="n">L</span><span·class="p"·data-group-id="6620529128-5">)</span><span·class="w">··</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6620529128-6">[</span><span·class="p"·data-group-id="6620529128-7">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="6620529128-7">]</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">H</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">perms</span><span·class="p"·data-group-id="6620529128-8">(</span><span·class="n">L</span><span·class="o">--</span><span·class="p"·data-group-id="6620529128-9">[</span><span·class="n">H</span><span·class="p"·data-group-id="6620529128-9">]</span><span·class="p"·data-group-id="6620529128-8">)</span><span·class="p"·data-group-id="6620529128-6">]</span><span·class="p">.</span></code></pre><p>This·takes·<code·class="inline">H</code>·from·<code·class="inline">L</code>·in·all·possible·ways.·The·result·is·the·set·of·all·lists | ||
| 160 | <code·class="inline">[H|T]</code>,·where·<code·class="inline">T</code>·is·the·set·of·all·possible·permutations·of·<code·class="inline">L</code>,·with·<code·class="inline">H</code> | 160 | <code·class="inline">[H|T]</code>,·where·<code·class="inline">T</code>·is·the·set·of·all·possible·permutations·of·<code·class="inline">L</code>,·with·<code·class="inline">H</code> |
| 161 | removed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">perms</span><span·class="p"·data-group-id=" | 161 | removed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">perms</span><span·class="p"·data-group-id="1893695168-1">(</span><span·class="p"·data-group-id="1893695168-2">[</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">u</span><span·class="p">,</span><span·class="ss">g</span><span·class="p"·data-group-id="1893695168-2">]</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·abe07eaf9e14d0c16f04050498c808beef3c8f8bea2d8789c7e7ad939defd379·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id=" | 162 | </span><span·class="p"·data-group-id="1893695168-3">[</span><span·class="p"·data-group-id="1893695168-4">[</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">u</span><span·class="p">,</span><span·class="ss">g</span><span·class="p"·data-group-id="1893695168-4">]</span><span[·...·truncated·by·diffoscope;·len:·1301,·SHA:·1014da7f21ae6c4d489d092b806855acb943135383f5d1a6866c3e838424ec58·...·]-3">]</span></code></pre><h2·id="pythagorean-triplets"·class="section-heading"> |
| 163 | ··<a·href="#pythagorean-triplets"·class="hover-link"> | 163 | ··<a·href="#pythagorean-triplets"·class="hover-link"> |
| 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">Pythagorean·Triplets</span> | 166 | ··<span·class="text">Pythagorean·Triplets</span> |
| 167 | </h2> | 167 | </h2> |
| 168 | <p>Pythagorean·triplets·are·sets·of·integers·<code·class="inline">{A,B,C}</code>·such·that | 168 | <p>Pythagorean·triplets·are·sets·of·integers·<code·class="inline">{A,B,C}</code>·such·that |
| 169 | <code·class="inline">A**2·+·B**2·=·C**2</code>.</p><p>The·function·<code·class="inline">pyth(N)</code>·generates·a·list·of·all·integers·<code·class="inline">{A,B,C}</code>·such·that | 169 | <code·class="inline">A**2·+·B**2·=·C**2</code>.</p><p>The·function·<code·class="inline">pyth(N)</code>·generates·a·list·of·all·integers·<code·class="inline">{A,B,C}</code>·such·that |
| 170 | <code·class="inline">A**2·+·B**2·=·C**2</code>·and·where·the·sum·of·the·sides·is·equal·to,·or·less·than, | 170 | <code·class="inline">A**2·+·B**2·=·C**2</code>·and·where·the·sum·of·the·sides·is·equal·to,·or·less·than, |
| 171 | <code·class="inline">N</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pyth</span><span·class="p"·data-group-id=" | 171 | <code·class="inline">N</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pyth</span><span·class="p"·data-group-id="1168173549-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="1168173549-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="p"·data-group-id="1168173549-2">[</span><span·class="w">·</span><span·class="p"·data-group-id="1168173549-3">{</span><span·class="n">A</span><span·class="p">,</span><span·class="n">B</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="116817[·...·truncated·by·diffoscope;·len:·4,·SHA:·52d38d8228b6aab3cf64c6013c1102f15a837a53c9fb8ac68fab4c906c4c09d2·...·]-3">}</span><span·class="w">·</span><span·class="p">||</span><span·class="w"> |
| 173 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 173 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="1168173549-4">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="1168173549-4">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ········</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 174 | ········</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="1168173549-5">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="1168173549-5">)</span><span·class="p">,</span><span·class="w"> |
| 175 | ········</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 175 | ········</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="1168173549-6">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="1168173549-6">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ········</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> | 176 | ········</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> |
| 177 | ········</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w"> | 177 | ········</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w"> |
| 178 | ····</span><span·class="p"·data-group-id=" | 178 | ····</span><span·class="p"·data-group-id="1168173549-2">]</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="5869396452-1">(</span><span·class="mi">3</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·845ce475dc2706ae2d37dceacb79f750f7225ed49c99fa153505b71da8cd9415·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p"·data-group-id=" | 179 | </span><span·class="p"·data-group-id="5869396452-2">[</span><span·class="p"·data-group-id="5869396452-2">]</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 180 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id=" | 180 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="5869396452-3">(</span><span·class="mi">11</span><span·class="p"·data-group-id="5869396452-3">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="p"·data-group-id=" | 181 | </span><span·class="p"·data-group-id="5869396452-4">[</span><span·class="p"·data-group-id="5869396452-4">]</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 182 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id=" | 182 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="5869396452-5">(</span><span·class="mi">12</span><span·class="p"·data-group-id="5869396452-5">)</span><span·class="p">.</span><span·class="w"> |
| 183 | </span><span·class="p"·data-group-id=" | 183 | </span><span·class="p"·data-group-id="5869396452-6">[</span><span·class="p"·data-group-id="5869396452-7">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="5869396452-7">}</span><span[·...·truncated·by·diffoscope;·len:·289,·SHA:·281a429121fd191d1f23a445e9405f2e4346ab62dbfaa7c7da2fe038cb2945ae·...·]-6">]</span><span·class="gp·unselectable"> |
| 184 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id=" | 184 | >·</span><span·class="nf">pyth</span><span·class="p"·data-group-id="5869396452-9">(</span><span·class="mi">50</span><span·class="p"·data-group-id="5869396452-9">)</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="p"·data-group-id=" | 185 | </span><span·class="p"·data-group-id="5869396452-10">[</span><span·class="p"·data-group-id="5869396452-11">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="5869396452-11">}</span><span·class="p">,</span><span·class="w"> |
| 186 | ·</span><span·class="p"·data-group-id=" | 186 | ·</span><span·class="p"·data-group-id="5869396452-12">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="5869396452-12">}</span><span·class="p">,</span><span·class="w"> |
| 187 | ·</span><span·class="p"·data-group-id=" | 187 | ·</span><span·class="p"·data-group-id="5869396452-13">{</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">13</span><span·class="p"·data-group-id="5869396452-13">}</span><span·class="p">,</span><span·class="w"> |
| 188 | ·</span><span·class="p"·data-group-id=" | 188 | ·</span><span·class="p"·data-group-id="5869396452-14">{</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="5869396452-14">}</span><span·class="p">,</span><span·class="w"> |
| 189 | ·</span><span·class="p"·data-group-id=" | 189 | ·</span><span·class="p"·data-group-id="5869396452-15">{</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="5869396452-15">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ·</span><span·class="p"·data-group-id=" | 190 | ·</span><span·class="p"·data-group-id="5869396452-16">{</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="5869396452-16">}</span><span·class="p">,</span><span·class="w"> |
| 191 | ·</span><span·class="p"·data-group-id=" | 191 | ·</span><span·class="p"·data-group-id="5869396452-17">{</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">15</span><span·class="p"·data-group-id="5869396452-17">}</span><span·class="p">,</span><span·class="w"> |
| 192 | ·</span><span·class="p"·data-group-id=" | 192 | ·</span><span·class="p"·data-group-id="5869396452-18">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">13</span><span·class="p"·data-group-id="5869396452-18">}</span><span·class="p">,</span><span·class="w"> |
| 193 | ·</span><span·class="p"·data-group-id=" | 193 | ·</span><span·class="p"·data-group-id="5869396452-19">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">15</span><span·class="p"·data-group-id="5869396452-19">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ·</span><span·class="p"·data-group-id=" | 194 | ·</span><span·class="p"·data-group-id="5869396452-20">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">20</span><span·class="p"·data-group-id="5869396452-20">}</span><span·class="p">,</span><span·class="w"> |
| 195 | ·</span><span·class="p"·data-group-id=" | 195 | ·</span><span·class="p"·data-group-id="5869396452-21">{</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="5869396452-21">}</span><span·class="p">,</span><span·class="w"> |
| 196 | ·</span><span·class="p"·data-group-id=" | 196 | ·</span><span·class="p"·data-group-id="5869396452-22">{</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="mi">20</span><span·class="p"·data-group-id="5869396452-22">}</span><span·class="p"·data-group-id="5869396452-10">]</span[·...·truncated·by·diffoscope;·len:·282,·SHA:·45077e33f5f2da9dab8e187f461b5e312d62af6c53c707196a186c6002c1c3bb·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ···</span><span·class="p"·data-group-id="3 | 197 | ···</span><span·class="p"·data-group-id="3072573961-2">[</span><span·class="p"·data-group-id="3072573961-3">{</span><span·class="n">A</span><span·class="p">,</span><span·class="n">B</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="3072573961-3">}</span><span·class="w">·</span><span·class="p">||</span><span·class="w"> |
| 198 | ·······</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3 | 198 | ·······</span><span·class="n">A</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3072573961-4">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">2</span><span·class="p"·data-group-id="3072573961-4">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ·······</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3 | 199 | ·······</span><span·class="n">B</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3072573961-5">(</span><span·class="n">A</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="3072573961-5">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ·······</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3 | 200 | ·······</span><span·class="n">C</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3072573961-6">(</span><span·class="n">B</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="3072573961-6">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ·······</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> | 201 | ·······</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">+</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> |
| 202 | ·······</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w">·</span><span·class="p"·data-group-id="3 | 202 | ·······</span><span·class="n">A</span><span·class="o">*</span><span·class="n">A</span><span·class="o">+</span><span·class="n">B</span><span·class="o">*</span><span·class="n">B</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">C</span><span·class="o">*</span><span·class="n">C</span><span·class="w">·</span><span·class="p"·data-group-id="3072573961-2">]</span><span·class="p">.</span></code></pre><h2·id="simplifications-with-list-comprehensions"·class="section-heading"> |
| 203 | ··<a·href="#simplifications-with-list-comprehensions"·class="hover-link"> | 203 | ··<a·href="#simplifications-with-list-comprehensions"·class="hover-link"> |
| 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 205 | ··</a> | 205 | ··</a> |
| 206 | ··<span·class="text">Simplifications·With·List·Comprehensions</span> | 206 | ··<span·class="text">Simplifications·With·List·Comprehensions</span> |
| 207 | </h2> | 207 | </h2> |
| 208 | <p>As·an·example,·list·comprehensions·can·be·used·to·simplify·some·of·the·functions | 208 | <p>As·an·example,·list·comprehensions·can·be·used·to·simplify·some·of·the·functions |
| 209 | in·<code·class="inline">lists.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id=" | 209 | in·<code·class="inline">lists.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id="0007755323-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="0007755323-1">)</span><span·class="w">···</span><span·class="p">-></span><span·class="w">··</span><span·class="p"·data-group-id="0007755323-2">[</span><span·class="n">X</span><[·...·truncated·by·diffoscope;·len:·411,·SHA:·0cd9b969568402449f9bd3507fa6d98239eedac522d6f32d862fbf334cf2a1ed·...·]-2">]</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">map</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">map</span><span·class="p"·data-group-id="0007755323-3">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="0007755323-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·440,·SHA:·cf07de9aa1b097af12ec4fc5112e6cd3441ab79839c2eef51fe61eba510784ce·...·]-4">]</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="nf">filter</span><span·class="p"·data-group-id=" | 211 | </span><span·class="nf">filter</span><span·class="p"·data-group-id="0007755323-6">(</span><span·class="n">Pred</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="0007755323-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·514,·SHA:·2cfaa30c9dac7d59b07587529924fc1064e85dc39663475d4880f0f67c83a35b·...·]-7">]</span><span·class="p">.</span></code></pre><h2·id="variable-bindings-in-list-comprehensions"·class="section-heading"> |
| 212 | ··<a·href="#variable-bindings-in-list-comprehensions"·class="hover-link"> | 212 | ··<a·href="#variable-bindings-in-list-comprehensions"·class="hover-link"> |
| 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 214 | ··</a> | 214 | ··</a> |
| 215 | ··<span·class="text">Variable·Bindings·in·List·Comprehensions</span> | 215 | ··<span·class="text">Variable·Bindings·in·List·Comprehensions</span> |
| 216 | </h2> | 216 | </h2> |
| 217 | <p>The·scope·rules·for·variables·that·occur·in·list·comprehensions·are·as·follows:</p><ul><li>All·variables·that·occur·in·a·generator·pattern·are·assumed·to·be·"fresh" | 217 | <p>The·scope·rules·for·variables·that·occur·in·list·comprehensions·are·as·follows:</p><ul><li>All·variables·that·occur·in·a·generator·pattern·are·assumed·to·be·"fresh" |
| 218 | variables.</li><li>Any·variables·that·are·defined·before·the·list·comprehension,·and·that·are | 218 | variables.</li><li>Any·variables·that·are·defined·before·the·list·comprehension,·and·that·are |
| 219 | used·in·filters,·have·the·values·they·had·before·the·list·comprehension.</li><li>Variables·cannot·be·exported·from·a·list·comprehension.</li></ul><p>As·an·example·of·these·rules,·suppose·you·want·to·write·the·function·<code·class="inline">select</code>, | 219 | used·in·filters,·have·the·values·they·had·before·the·list·comprehension.</li><li>Variables·cannot·be·exported·from·a·list·comprehension.</li></ul><p>As·an·example·of·these·rules,·suppose·you·want·to·write·the·function·<code·class="inline">select</code>, |
| 220 | which·selects·certain·elements·from·a·list·of·tuples.·Suppose·you·write | 220 | which·selects·certain·elements·from·a·list·of·tuples.·Suppose·you·write |
| 221 | <code·class="inline">select(X,·L)·->·[Y·||·{X,·Y}·<-·L].</code>·with·the·intention·of·extracting·all | 221 | <code·class="inline">select(X,·L)·->·[Y·||·{X,·Y}·<-·L].</code>·with·the·intention·of·extracting·all |
| 222 | tuples·from·<code·class="inline">L</code>,·where·the·first·item·is·<code·class="inline">X</code>.</p><p>Compiling·this·gives·the·following·diagnostic:</p><pre><code·class="text">./FileName.erl:Line:·Warning:·variable·'X'·shadowed·in·generate</code></pre><p>This·diagnostic·warns·that·the·variable·<code·class="inline">X</code>·in·the·pattern·is·not·the·same·as | 222 | tuples·from·<code·class="inline">L</code>,·where·the·first·item·is·<code·class="inline">X</code>.</p><p>Compiling·this·gives·the·following·diagnostic:</p><pre><code·class="text">./FileName.erl:Line:·Warning:·variable·'X'·shadowed·in·generate</code></pre><p>This·diagnostic·warns·that·the·variable·<code·class="inline">X</code>·in·the·pattern·is·not·the·same·as |
| 223 | the·variable·<code·class="inline">X</code>·that·occurs·in·the·function·head.</p><p>Evaluating·<code·class="inline">select</code>·gives·the·following·result:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 223 | the·variable·<code·class="inline">X</code>·that·occurs·in·the·function·head.</p><p>Evaluating·<code·class="inline">select</code>·gives·the·following·result:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id="0229339815-1">(</span><span·class="ss">b</span><span·class="p">,</span><span·class="p"·data-group-id="0229339815-2">[</span><span·class="p"·data-group-id="0229339815-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span[·...·truncated·by·diffoscope;·len:·754,·SHA:·97c6f6d4f45550d799e0d7a5620d173e95375d69923805da57ab3d43147579e5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="p"·data-group-id=" | 224 | </span><span·class="p"·data-group-id="0229339815-7">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="0229339815-7">]</span></code></pre><p>This·is·not·the·wanted·result.·To·achieve·the·desired·effect,·<code·class="inline">select</code>·must·be |
| 225 | written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id=" | 225 | written·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id="9941302562-1">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="9941302562-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">··</span><span·cl[·...·truncated·by·diffoscope;·len:·655,·SHA:·fe22155fd6635b99b670a31f5e6473856e96474f1b7536f6611dc8e44cfc759d·...·]2-2">]</span><span·class="p">.</span></code></pre><p>The·generator·now·contains·unbound·variables·and·the·test·has·been·moved·into |
| 226 | the·filter.</p><p>This·now·works·as·expected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 226 | the·filter.</p><p>This·now·works·as·expected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">select</span><span·class="p"·data-group-id="5316271234-1">(</span><span·class="ss">b</span><span·class="p">,</span><span·class="p"·data-group-id="5316271234-2">[</span><span·class="p"·data-group-id="5316271234-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span[·...·truncated·by·diffoscope;·len:·753,·SHA:·5c5cfc2b716227db7fb525af3482a8efafa70a73192edb180849c99beaf92a04·...·]4-1">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="p"·data-group-id="6165958264-7">[</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="6165958264-7">]</span></code></pre><p>Also·note·that·a·variable·in·a·generator·pattern·will·shadow·a·variable·with·the | ||
| 228 | same·name·bound·in·a·previous·generator·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="9246975107-1">[</span><span·class="p"·data-group-id="9246975107-2">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p"·data-group-id="9246975107-2">}</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="9246975107-3">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="9246975107-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="o">=</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="9246975107-4">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="9246975107-4">]</span><span·class="p"·data-group-id="9246975107-1">]</span><span·class="p">.</span><span·class="w"> | ||
| 229 | </span><span·class="p"·data-group-id=" | 227 | </span><span·class="p"·data-group-id="5316271234-7">[</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="5316271234-7">]</span></code></pre><p>Also·note·that·a·variable·in·a·generator·pattern·will·shadow·a·variable·with·the |
| 228 | same·name·bound·in·a·previous·generator·pattern.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="2471374603-1">[</span><span·class="p"·data-group-id="2471374603-2">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p"·data-group-id="2471374603-2">}</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="2471374603-3">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="2471374603-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="o">=</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="2471374603-4">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="2471374603-4">]</span><span·class="p"·data-group-id="2471374603-1">]</span><span·class="p">.</span><span·class="w"> | ||
| 229 | </span><span·class="p"·data-group-id="2471374603-5">[</span><span·class="p"·data-group-id="2471374603-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="2471374603-6">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-7">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="2471374603-7">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-8">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="2471374603-8">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-9">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="2471374603-9">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-10">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="2471374603-10">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-11">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="2471374603-11">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-12">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="2471374603-12">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-13">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="2471374603-13">}</span><span·class="p">,</span><span·class="p"·data-group-id="2471374603-14">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="2471374603-14">}</span><span·class="p"·data-group-id="2471374603-5">]</span></code></pre><p>A·consequence·of·the·rules·for·importing·variables·into·a·list·comprehensions·is | ||
| 230 | that·certain·pattern·matching·operations·must·be·moved·into·the·filters·and | 230 | that·certain·pattern·matching·operations·must·be·moved·into·the·filters·and |
| 231 | cannot·be·written·directly·in·the·generators.</p><p>To·illustrate·this,·do·<em>not</em>·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 231 | cannot·be·written·directly·in·the·generators.</p><p>To·illustrate·this,·do·<em>not</em>·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="0412364927-1">(</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0412364927-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 232 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 233 | ····</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="p"·data-group-id="0412364927-2">[</span><span·class="w">·</span><span·class="n">Expression</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">PatternInvolving</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·248,·SHA:·3a9f483a3b9f583897e6e688edd4c2a42274c94b07ab69adcf129a258f115a2c·...·]-2">]</span><span·class="w"> |
| 234 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Instead,·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Instead,·write·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="8827912724-1">(</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8827912724-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 235 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 236 | ····</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="p"·data-group-id="8827912724-2">[</span><span·class="w">·</span><span·class="n">Expression</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">PatternInvolving</span><span·class="w">·</span><span·class="n">Y1</span><span·class="w">[·...·truncated·by·diffoscope;·len:·419,·SHA:·86c550605d9688fc08bfd90026bb99aee7f2151dd10190cfafe0cfa5024e436f·...·]-2">]</span><span·class="w"> |
| 237 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 237 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 238 | </div> | 238 | </div> |
| 239 | <div·class="bottom-actions"·id="bottom-actions"> | 239 | <div·class="bottom-actions"·id="bottom-actions"> |
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| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Creating·a·List</span> | 122 | ··<span·class="text">Creating·a·List</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>Lists·can·only·be·built·starting·from·the·end·and·attaching·list·elements·at·the | 124 | <p>Lists·can·only·be·built·starting·from·the·end·and·attaching·list·elements·at·the |
| 125 | beginning.·If·you·use·the·<code·class="inline">++</code>·operator·as·follows,·a·new·list·is·created·that | 125 | beginning.·If·you·use·the·<code·class="inline">++</code>·operator·as·follows,·a·new·list·is·created·that |
| 126 | is·a·copy·of·the·elements·in·<code·class="inline">List1</code>,·followed·by·<code·class="inline">List2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">List1</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">List2</span></code></pre><p>Looking·at·how·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#append/2"><code·class="inline">lists:append/2</code></a>·or·<code·class="inline">++</code>·would·be·implemented·in·plain·Erlang, | 126 | is·a·copy·of·the·elements·in·<code·class="inline">List1</code>,·followed·by·<code·class="inline">List2</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">List1</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">List2</span></code></pre><p>Looking·at·how·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#append/2"><code·class="inline">lists:append/2</code></a>·or·<code·class="inline">++</code>·would·be·implemented·in·plain·Erlang, |
| 127 | clearly·the·first·list·is·copied:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id=" | 127 | clearly·the·first·list·is·copied:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id="5110248678-1">(</span><span·class="p"·data-group-id="5110248678-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="5110248678-2">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·60,·SHA:·bf98d921444f413f49689967c3144528e5be5369da138e9aa76df182aa27fd6a·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 128 | ····</span><span·class="p"·data-group-id=" | 128 | ····</span><span·class="p"·data-group-id="5110248678-3">[</span><span·class="n">H</span><span·class="p">|</span><span·class="nf">append</span><span·class="p"·data-group-id="5110248678-4">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·a696e5bf280517292c2f002e1d246d226927c986b2b6fa3097f0b71e08f23ddf·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 129 | </span><span·class="nf">append</span><span·class="p"·data-group-id=" | 129 | </span><span·class="nf">append</span><span·class="p"·data-group-id="5110248678-5">(</span><span·class="p"·data-group-id="5110248678-6">[</span><span·class="p"·data-group-id="5110248678-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tail</span><span·class="p"·data-group-id="5110248678-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 130 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>When·recursing·and·building·a·list,·it·is·important·to·ensure·that·you·attach | 130 | ····</span><span·class="n">Tail</span><span·class="p">.</span></code></pre><p>When·recursing·and·building·a·list,·it·is·important·to·ensure·that·you·attach |
| 131 | the·new·elements·to·the·beginning·of·the·list.·In·this·way,·you·will·build·<em>one</em> | 131 | the·new·elements·to·the·beginning·of·the·list.·In·this·way,·you·will·build·<em>one</em> |
| 132 | list,·not·hundreds·or·thousands·of·copies·of·the·growing·result·list.</p><p>Let·us·first·see·how·it·is·not·to·be·done:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_fib</span><span·class="p"·data-group-id="0 | 132 | list,·not·hundreds·or·thousands·of·copies·of·the·growing·result·list.</p><p>Let·us·first·see·how·it·is·not·to·be·done:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_fib</span><span·class="p"·data-group-id="8062048444-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="8062048444-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 133 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="0 | 133 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="8062048444-2">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·130,·SHA:·f488aed8f69cd4669c0e684fc6aee150f57304173a9c8aa7048b16be50b72c61·...·]4-2">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="0 | 134 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="8062048444-4">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Next</span><span·cl[·...·truncated·by·diffoscope;·len:·107,·SHA:·1b17dd8f168c3f252505b15404aafcf0789389ed3b6fcadbd346ef17620c1d11·...·]4-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 135 | ····</span><span·class="n">Fibs</span><span·class="p">;</span><span·class="w"> | 135 | ····</span><span·class="n">Fibs</span><span·class="p">;</span><span·class="w"> |
| 136 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="0 | 136 | </span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="8062048444-5">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·58,·SHA:·f2dd948fd75465b5cea756c032f6eaeca3510d53fa9b4bd45b589491b1eaaa32·...·]4-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="0 | 137 | ····</span><span·class="nf">bad_fib</span><span·class="p"·data-group-id="8062048444-6">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·463,·SHA:·bdb1a2e2aeb0272d9d56642bb60f7799b7018c85b4e71f3c6f623d3063896e54·...·]4-6">)</span><span·class="p">.</span></code></pre><p>Here·more·than·one·list·is·built.·In·each·iteration·step·a·new·list·is·created |
| 138 | that·is·one·element·longer·than·the·new·previous·list.</p><p>To·avoid·copying·the·result·in·each·iteration,·build·the·list·in·reverse·order | 138 | that·is·one·element·longer·than·the·new·previous·list.</p><p>To·avoid·copying·the·result·in·each·iteration,·build·the·list·in·reverse·order |
| 139 | and·reverse·the·list·when·you·are·done:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 139 | and·reverse·the·list·when·you·are·done:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="6673989443-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="6673989443-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 140 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="6673989443-2">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·131,·SHA:·4312c54f024defef95b4d2ecaabcf42fbafcdfd481c885c1b01e47587993eefb·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 141 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 141 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="6673989443-4">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Next</span><span·cl[·...·truncated·by·diffoscope;·len:·108,·SHA:·3c5f9f9651490e862240218706a9ccc71d8b71d22588d42a300186abd96e2fc6·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 142 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id=" | 142 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="6673989443-5">(</span><span·class="n">Fibs</span><span·class="p"·data-group-id="6673989443-5">)</span><span·class="p">;</span><span·class="w"> |
| 143 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 143 | </span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="6673989443-6">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Current</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·59,·SHA:·13c2c6ae83f0aecea0cff92ca6ccdf4a4589a05f63979dcfb22aed226e7554cb·...·]-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="nf">tail_recursive_fib</span><span·class="p"·data-group-id="6673989443-7">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Next</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·415,·SHA:·abd041ade485fa5e2faf6b7e9abb75f4ba09577ab580e78db0bb8eda6c9f8a56·...·]-7">)</span><span·class="p">.</span></code></pre><h2·id="list-comprehensions"·class="section-heading"> |
| 145 | ··<a·href="#list-comprehensions"·class="hover-link"> | 145 | ··<a·href="#list-comprehensions"·class="hover-link"> |
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">List·Comprehensions</span> | 148 | ··<span·class="text">List·Comprehensions</span> |
| 149 | </h2> | 149 | </h2> |
| 150 | <p>A·list·comprehension:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 150 | <p>A·list·comprehension:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3419782744-1">[</span><span·class="n">Expr</span><span·class="p"·data-group-id="3419782744-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="3419782744-2">)</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·676,·SHA:·92b09f0df967e819b7acf72d54dcd3927661d4433f0e6c60807921f2562f6837·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ····</span><span·class="p"·data-group-id=" | 151 | ····</span><span·class="p"·data-group-id="0158269730-3">[</span><span·class="n">Expr</span><span·class="p"·data-group-id="0158269730-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="0158269730-4">)</span><span·class="p">|</span><span·class="nf">'lc^0'</span><span·class="p"[·...·truncated·by·diffoscope;·len:·234,·SHA:·d16c6b3f03eb69302d03fb7cc995ddc673e15878cca3aa53511d3af10b44b0bb·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 152 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="0158269730-6">(</span><span·class="p"·data-group-id="0158269730-7">[</span><span·class="p"·data-group-id="0158269730-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Expr</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·194,·SHA:·6cf3ec275fd0a3e626f8719d6ac9c85dbf34d379f0205143d5a93aa75950b7b9·...·]-8">]</span><span·class="p">.</span></code></pre><p>If·the·result·of·the·list·comprehension·will·<em>obviously</em>·not·be·used,·a·list |
| 153 | will·not·be·constructed.·For·example,·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 153 | will·not·be·constructed.·For·example,·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1967184816-1">[</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="1967184816-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="1967184816-2">)</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·219,·SHA:·c5dbf4945b642de1a502ef707ef7ce1283df624d0bef09851ddfcfd60ccd3f20·...·]6-1">]</span><span·class="p">,</span><span·class="w"> |
| 154 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>or·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Var</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 154 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>or·in·this·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Var</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 155 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 155 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ········</span><span·class="p"·data-group-id=" | 156 | ········</span><span·class="p"·data-group-id="8236170273-1">[</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="8236170273-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="8236170273-2">)</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·220,·SHA:·f54a59aac22521cbb9b4c99f7f84ba40e1fb18cf8ec60b087c14e9ea280d92a3·...·]-1">]</span><span·class="p">;</span><span·class="w"> |
| 157 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 157 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | </span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 158 | </span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 159 | </span><span·class="nf">some_function</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">some_function</span><span·class="p"·data-group-id="8236170273-3">(</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8236170273-3">)</span><span·class="p">,</span></code></pre><p>the·value·is·not·assigned·to·a·variable,·not·passed·to·another·function,·and·not |
| 160 | returned.·This·means·that·there·is·no·need·to·construct·a·list·and·the·compiler | 160 | returned.·This·means·that·there·is·no·need·to·construct·a·list·and·the·compiler |
| 161 | will·simplify·the·code·for·the·list·comprehension·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">'lc^0'</span><span·class="p"·data-group-id=" | 161 | will·simplify·the·code·for·the·list·comprehension·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="8913285314-1">(</span><span·class="p"·data-group-id="8913285314-2">[</span><span·class="n">E</span><span·class="p">|</span><span·class="n">Tail</span><span·class="p"·data-group-id="8913285314-2">]</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·63,·SHA:·7bb6a637388a2b1d21f1ab08f20230cc67d88af6d2de0e0cbd20e0feaad8a9a4·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="n">Expr</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="n">Expr</span><span·class="p"·data-group-id="8913285314-3">(</span><span·class="n">E</span><span·class="p"·data-group-id="8913285314-3">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ····</span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="8913285314-4">(</span><span·class="n">Tail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Expr</span><span·class="p"·data-group-id="8913285314-4">)</span><span·class="p">;</span><span·class="w"> |
| 164 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="9746412696-5">(</span><span·class="p"·data-group-id="9746412696-6">[</span><span·class="p"·data-group-id="9746412696-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Expr</span><span·class="p"·data-group-id="9746412696-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9746412696-7">[</span><span·class="p"·data-group-id="9746412696-7">]</span><span·class="p">.</span></code></pre><p>The·compiler·also·understands·that·assigning·to·<code·class="inline">_</code>·means·that·the·value·will | ||
| 165 | 164 | </span><span·class="nf">'lc^0'</span><span·class="p"·data-group-id="8913285314-5">(</span><span·class="p"·data-group-id="8913285314-6">[</span><span·class="p"·data-group-id="8913285314-6">]</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·425,·SHA:·429d3e7e4c9a3751ee2447302568c264bbead91b3fc8f92bd4c0784152a9a2f2·...·] | |
| 165 | not·be·used.·Therefore,·the·code·in·the·following·example·will·also·be·optimized:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9945860915-1">[</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="9945860915-2">(</span><span·class="n">E</span><span·class="p"·data-group-id="9945860915-2">)</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="n">E</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="n">List</span><span·class="p"·data-group-id="9945860915-1">]</span><span·class="p">,</span><span·class="w"> | ||
| 166 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h2·id="deep-and-flat-lists"·class="section-heading"> | 166 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><h2·id="deep-and-flat-lists"·class="section-heading"> |
| 167 | ··<a·href="#deep-and-flat-lists"·class="hover-link"> | 167 | ··<a·href="#deep-and-flat-lists"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text">Deep·and·Flat·Lists</span> | 170 | ··<span·class="text">Deep·and·Flat·Lists</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <p><a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>·builds·an·entirely·new·list.·It·is·therefore·expensive,·and | 172 | <p><a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>·builds·an·entirely·new·list.·It·is·therefore·expensive,·and |
| 173 | even·<em>more</em>·expensive·than·the·<code·class="inline">++</code>·operator·(which·copies·its·left·argument, | 173 | even·<em>more</em>·expensive·than·the·<code·class="inline">++</code>·operator·(which·copies·its·left·argument, |
| 174 | but·not·its·right·argument).</p><p>In·the·following·situations·it·is·unnecessary·to·call·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>:</p><ul><li>When·sending·data·to·a·port.·Ports·understand·deep·lists·so·there·is·no·reason | 174 | but·not·its·right·argument).</p><p>In·the·following·situations·it·is·unnecessary·to·call·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#flatten/1"><code·class="inline">lists:flatten/1</code></a>:</p><ul><li>When·sending·data·to·a·port.·Ports·understand·deep·lists·so·there·is·no·reason |
| 175 | to·flatten·the·list·before·sending·it·to·the·port.</li><li>When·calling·BIFs·that·accept·deep·lists,·such·as | 175 | to·flatten·the·list·before·sending·it·to·the·port.</li><li>When·calling·BIFs·that·accept·deep·lists,·such·as |
| 176 | <a·href="../../erts-15.2.3/doc/html/erlang.html#list_to_binary/1"><code·class="inline">list_to_binary/1</code></a>·or | 176 | <a·href="../../erts-15.2.3/doc/html/erlang.html#list_to_binary/1"><code·class="inline">list_to_binary/1</code></a>·or |
| 177 | <a·href="../../erts-15.2.3/doc/html/erlang.html#iolist_to_binary/1"><code·class="inline">iolist_to_binary/1</code></a>.</li><li>When·you·know·that·your·list·is·only·one·level·deep.·Use·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#append/1"><code·class="inline">lists:append/1</code></a> | 177 | <a·href="../../erts-15.2.3/doc/html/erlang.html#iolist_to_binary/1"><code·class="inline">iolist_to_binary/1</code></a>.</li><li>When·you·know·that·your·list·is·only·one·level·deep.·Use·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html#append/1"><code·class="inline">lists:append/1</code></a> |
| 178 | instead.</li></ul><p><em>Examples:</em></p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">port_command</span><span·class="p"·data-group-id=" | 178 | instead.</li></ul><p><em>Examples:</em></p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">port_command</span><span·class="p"·data-group-id="4903355761-1">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DeepList</span><span·class="p"·data-group-id="4903355761-1">)</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"[·...·truncated·by·diffoscope;·len:·954,·SHA:·8c9a4efcc026c44d49cdb2fe41690ad0736171a9b8a87dee693da7b9a0f8955d·...·]-1">]</span><span·class="p">,</span><span·class="w"> |
| 179 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id=" | 179 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id="7391868610-2">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TerminatedStr</span><span·class="p"·data-group-id="7391868610-2">)</span></code></pre><p>Instead:</p><p><strong>DO</strong></p><pre><code·class[·...·truncated·by·diffoscope;·len:·336,·SHA:·28553333433472dc3492b2fb98bc2cdf95ea47b57511bf4bb5aff8feac5500b0·...·]-1">]</span><span·class="p">,</span><span·class="w"> |
| 180 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id="3175370875-2">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TerminatedStr</span><span·class="p"·data-group-id="3175370875-2">)</span></code></pre><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="2178038475-1">(</span><span·class="p"·data-group-id="2178038475-2">[</span><span·class="p"·data-group-id="2178038475-3">[</span><span·class="mi">1</span><span·class="p"·data-group-id="2178038475-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2178038475-4">[</span><span·class="mi">2</span><span·class="p"·data-group-id="2178038475-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2178038475-5">[</span><span·class="mi">3</span><span·class="p"·data-group-id="2178038475-5">]</span><span·class="p"·data-group-id="2178038475-2">]</span><span·class="p"·data-group-id="2178038475-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 181 | </span><span·class="p"·data-group-id="2178038475-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="2178038475-6">]</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="1622097111-1">(</span><span·class="p"·data-group-id="1622097111-2">[</span><span·class="p"·data-group-id="1622097111-3">[</span><span·class="mi">1</span><span·class="p"·data-group-id="1622097111-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1622097111-4">[</span><span·class="mi">2</span><span·class="p"·data-group-id="1622097111-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1622097111-5">[</span><span·class="mi">3</span><span·class="p"·data-group-id="1622097111-5">]</span><span·class="p"·data-group-id="1622097111-2">]</span><span·class="p"·data-group-id="1622097111-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 182 | </span><span·class="p"·data-group-id="1 | 180 | </span><span·class="nf">port_command</span><span·class="p"·data-group-id="5106482731-2">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TerminatedStr</span><span·class="p"·data-group-id="5106482731-2">)</span></code></pre><p>[·...·truncated·by·diffoscope;·len:·936,·SHA:·d9723bfe8801e53cfb1b25eb5a7e3a3d7938ff7c0138ad78f4eb35e612e8f1d7·...·]"> |
| 181 | </span><span·class="p"·data-group-id="1801905766-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="1801905766-6">]</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="0680959273-1">(</span><span·class="p"·data-group-id="0680959273-2">[</span><span·class="p"·data-group-id="0680959273-3">[</span><span·class="mi">1</span><span·class="p"·data-group-id="0680959273-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0680959273-4">[</span><span·class="mi">2</span><span·class="p"·data-group-id="0680959273-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0680959273-5">[</span><span·class="mi">3</span><span·class="p"·data-group-id="0680959273-5">]</span><span·class="p"·data-group-id="0680959273-2">]</span><span·class="p"·data-group-id="0680959273-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 182 | </span><span·class="p"·data-group-id="0680959273-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="0680959273-6">]</span></code></pre><h2·id="recursive-list-functions"·class="section-heading"> | ||
| 183 | ··<a·href="#recursive-list-functions"·class="hover-link"> | 183 | ··<a·href="#recursive-list-functions"·class="hover-link"> |
| 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 185 | ··</a> | 185 | ··</a> |
| 186 | ··<span·class="text">Recursive·List·Functions</span> | 186 | ··<span·class="text">Recursive·List·Functions</span> |
| 187 | </h2> | 187 | </h2> |
| 188 | <p>There·are·two·basic·ways·to·write·a·function·that·traverses·a·list·and | 188 | <p>There·are·two·basic·ways·to·write·a·function·that·traverses·a·list·and |
| 189 | produces·a·new·list.</p><p>The·first·way·is·writing·a·<em>body-recursive</em>·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Add·42·to·each·integer·in·the·list.</span><span·class="w"> | 189 | produces·a·new·list.</p><p>The·first·way·is·writing·a·<em>body-recursive</em>·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Add·42·to·each·integer·in·the·list.</span><span·class="w"> |
| 190 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id=" | 190 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id="5754733756-1">(</span><span·class="p"·data-group-id="5754733756-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="5754733756-2">]</span><span·class="p"·data-group-id="5754733756-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="p"·data-group-id="5754733756-3">[</span><span·class="n">H</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">add_42_body</span><span[·...·truncated·by·diffoscope;·len:·166,·SHA:·2a5892d22f446729c69b94d32b1e7c38254dd0790bfa0ecbc82687e719d0488f·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 192 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id=" | 192 | </span><span·class="nf">add_42_body</span><span·class="p"·data-group-id="5754733756-5">(</span><span·class="p"·data-group-id="5754733756-6">[</span><span·class="p"·data-group-id="5754733756-6">]</span><span·class="p"·data-group-id="5754733756-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="p"·data-group-id="5754733756-7">[</span><span·class="p"·data-group-id="5754733756-7">]</span><span·class="p">.</span></code></pre><p>The·second·way·is·writing·a·<em>tail-recursive</em>·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Add·42·to·each·integer·in·the·list.</span><span·class="w"> |
| 194 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="0337769383-1">(</span><span·class="n">List</span><span·class="p"·data-group-id="0337769383-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="0337769383-2">(</span><span·class="n">List</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0337769383-3">[</span><span·class="p"·data-group-id="0337769383-3">]</span><span·class="p"·data-group-id="0337769383-2">)</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 196 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="0337769383-4">(</span><span·class="p"·data-group-id="0337769383-5">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="0337769383-5">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·59,·SHA:·bcb39a7944a7f1d846982dad66e1dcfed8470909b91f5265a58d4b346b7a5ac8·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="0337769383-6">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0337769383-7">[</span><span·class="n">H</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·205,·SHA:·be0c6896b289a41ca9281cd4160fd0d7d6893a95ce60a52b9ca11a27665023d7·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 198 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">add_42_tail</span><span·class="p"·data-group-id="0337769383-8">(</span><span·class="p"·data-group-id="0337769383-9">[</span><span·class="p"·data-group-id="0337769383-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="0337769383-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="0337769383-10">(</span><span·class="n">Acc</span><span·class="p"·data-group-id="0337769383-10">)</span><span·class="p">.</span></code></pre><p>In·early·version·of·Erlang·the·tail-recursive·function·would·typically |
| 200 | be·more·efficient.·In·modern·versions·of·Erlang,·there·is·usually·not | 200 | be·more·efficient.·In·modern·versions·of·Erlang,·there·is·usually·not |
| 201 | much·difference·in·performance·between·a·body-recursive·list·function·and | 201 | much·difference·in·performance·between·a·body-recursive·list·function·and |
| 202 | tail-recursive·function·that·reverses·the·list·at·the·end.·Therefore, | 202 | tail-recursive·function·that·reverses·the·list·at·the·end.·Therefore, |
| 203 | concentrate·on·writing·beautiful·code·and·forget·about·the·performance | 203 | concentrate·on·writing·beautiful·code·and·forget·about·the·performance |
| 204 | of·your·list·functions.·In·the·time-critical·parts·of·your·code, | 204 | of·your·list·functions.·In·the·time-critical·parts·of·your·code, |
| 205 | <em>measure</em>·before·rewriting·your·code.</p><p>For·a·thorough·discussion·about·tail·and·body·recursion,·see | 205 | <em>measure</em>·before·rewriting·your·code.</p><p>For·a·thorough·discussion·about·tail·and·body·recursion,·see |
| 206 | <a·href="http://ferd.ca/erlang-s-tail-recursion-is-not-a-silver-bullet.html">Erlang's·Tail·Recursion·is·Not·a·Silver·Bullet</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·section·is·about·list·functions·that·<em>construct</em>·lists.·A·tail-recursive | 206 | <a·href="http://ferd.ca/erlang-s-tail-recursion-is-not-a-silver-bullet.html">Erlang's·Tail·Recursion·is·Not·a·Silver·Bullet</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·section·is·about·list·functions·that·<em>construct</em>·lists.·A·tail-recursive |
| 207 | function·that·does·not·construct·a·list·runs·in·constant·space,·while·the | 207 | function·that·does·not·construct·a·list·runs·in·constant·space,·while·the |
| 208 | corresponding·body-recursive·function·uses·stack·space·proportional·to·the | 208 | corresponding·body-recursive·function·uses·stack·space·proportional·to·the |
| 209 | length·of·the·list.</p></section><p>For·example,·a·function·that·sums·a·list·of·integers,·is·<em>not</em>·to·be·written·as | 209 | length·of·the·list.</p></section><p>For·example,·a·function·that·sums·a·list·of·integers,·is·<em>not</em>·to·be·written·as |
| 210 | follows:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">recursive_sum</span><span·class="p"·data-group-id=" | 210 | follows:</p><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">recursive_sum</span><span·class="p"·data-group-id="5977473532-1">(</span><span·class="p"·data-group-id="5977473532-2">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="5977473532-2">]</span><span·class="p"·data-group-id="5977473532-1">)</span><sp[·...·truncated·by·diffoscope;·len:·276,·SHA:·43b8f3787c599f46130a1bc90d3539e447c679cf8419ef0c2ade3b9e7e925c58·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 211 | </span><span·class="nf">recursive_sum</span><span·class="p"·data-group-id=" | 211 | </span><span·class="nf">recursive_sum</span><span·class="p"·data-group-id="5977473532-4">(</span><span·class="p"·data-group-id="5977473532-5">[</span><span·class="p"·data-group-id="5977473532-5">]</span><span·class="p"·data-group-id="5977473532-4">)</span><span·class="w">····</span><span·class="p">-></span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·605,·SHA:·a557092a7721e8b2a0456cc7fe4bf8aefd3dac915382ca765c7a2ee3e1ce1838·...·]8-2">)</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 212 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="4540207708-3">(</span><span·class="p"·data-group-id="4540207708-4">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="4540207708-4">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·461,·SHA:·538c95cdd446dd929502f3356c87b8a570ef4ec0256977c340aa50aedb458fad·...·]8-5">)</span><span·class="p">;</span><span·class="w"> |
| 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="4540207708-6">(</span><span·class="p"·data-group-id="4540207708-7">[</span><span·class="p"·data-group-id="4540207708-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="4540207708-6">)</span><span·class="w">····</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Sum</span><span·class="p">.</span></code></pre> |
| 214 | </div> | 214 | </div> |
| 215 | <div·class="bottom-actions"·id="bottom-actions"> | 215 | <div·class="bottom-actions"·id="bottom-actions"> |
| 216 | ··<div·class="bottom-actions-item"> | 216 | ··<div·class="bottom-actions-item"> |
| 217 | ······<a·href="maps.html"·class="bottom-actions-button"·rel="prev"> | 217 | ······<a·href="maps.html"·class="bottom-actions-button"·rel="prev"> |
| 218 | ········<span·class="subheader"> | 218 | ········<span·class="subheader"> |
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| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
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| 117 | <h2·id="file-inclusion"·class="section-heading"> | 117 | <h2·id="file-inclusion"·class="section-heading"> |
| 118 | ··<a·href="#file-inclusion"·class="hover-link"> | 118 | ··<a·href="#file-inclusion"·class="hover-link"> |
| 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 119 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 120 | ··</a> | 120 | ··</a> |
| 121 | ··<span·class="text">File·Inclusion</span> | 121 | ··<span·class="text">File·Inclusion</span> |
| 122 | </h2> | 122 | </h2> |
| 123 | <p>A·file·can·be·included·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 123 | <p>A·file·can·be·included·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="7395428274-1">(</span><span·class="n">File</span><span·class="p"·data-group-id="7395428274-1">)</span><span·class="p">.</span><span·class="w"> |
| 124 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 124 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7395428274-2">(</span><span·class="n">File</span><span·class="p"·data-group-id="7395428274-2">)</span><span·class="p">.</span></code></pre><p><code·class="inline">File</code>,·a·string,·is·to·point·out·a·file.·The·contents·of·this·file·are·included |
| 125 | as·is,·at·the·position·of·the·directive.</p><p>Include·files·are·typically·used·for·record·and·macro·definitions·that·are | 125 | as·is,·at·the·position·of·the·directive.</p><p>Include·files·are·typically·used·for·record·and·macro·definitions·that·are |
| 126 | shared·by·several·modules.·It·is·recommended·to·use·the·file·name·extension | 126 | shared·by·several·modules.·It·is·recommended·to·use·the·file·name·extension |
| 127 | <code·class="inline">.hrl</code>·for·include·files.</p><p><code·class="inline">File</code>·can·start·with·a·path·component·<code·class="inline">$VAR</code>,·for·some·string·<code·class="inline">VAR</code>.·If·that·is | 127 | <code·class="inline">.hrl</code>·for·include·files.</p><p><code·class="inline">File</code>·can·start·with·a·path·component·<code·class="inline">$VAR</code>,·for·some·string·<code·class="inline">VAR</code>.·If·that·is |
| 128 | the·case,·the·value·of·the·environment·variable·<code·class="inline">VAR</code>·as·returned·by | 128 | the·case,·the·value·of·the·environment·variable·<code·class="inline">VAR</code>·as·returned·by |
| 129 | <code·class="inline">os:getenv(VAR)</code>·is·substituted·for·<code·class="inline">$VAR</code>.·If·<code·class="inline">os:getenv(VAR)</code>·returns·<code·class="inline">false</code>, | 129 | <code·class="inline">os:getenv(VAR)</code>·is·substituted·for·<code·class="inline">$VAR</code>.·If·<code·class="inline">os:getenv(VAR)</code>·returns·<code·class="inline">false</code>, |
| 130 | <code·class="inline">$VAR</code>·is·left·as·is.</p><p>If·the·filename·<code·class="inline">File</code>·is·absolute·(possibly·after·variable·substitution),·the | 130 | <code·class="inline">$VAR</code>·is·left·as·is.</p><p>If·the·filename·<code·class="inline">File</code>·is·absolute·(possibly·after·variable·substitution),·the |
| 131 | include·file·with·that·name·is·included.·Otherwise,·the·specified·file·is | 131 | include·file·with·that·name·is·included.·Otherwise,·the·specified·file·is |
| 132 | searched·for·in·the·following·directories,·and·in·this·order:</p><ol><li>The·current·working·directory</li><li>The·directory·where·the·module·is·being·compiled</li><li>The·directories·given·by·the·<code·class="inline">include</code>·option</li></ol><p>For·details,·see·<a·href="../../erts-15.2.3/doc/html/erlc_cmd.html">erlc</a>·in·ERTS·and | 132 | searched·for·in·the·following·directories,·and·in·this·order:</p><ol><li>The·current·working·directory</li><li>The·directory·where·the·module·is·being·compiled</li><li>The·directories·given·by·the·<code·class="inline">include</code>·option</li></ol><p>For·details,·see·<a·href="../../erts-15.2.3/doc/html/erlc_cmd.html">erlc</a>·in·ERTS·and |
| 133 | <a·href="../../lib/compiler-8.6/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 133 | <a·href="../../lib/compiler-8.6/doc/html/compile.html"><code·class="inline">compile</code></a>·in·Compiler.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="6686116889-1">(</span><span·class="s">"my_records.hrl"</span><span·class="p"·data-group-id="6686116889-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 134 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="6686116889-2">(</span><span·class="s">"incdir/my_records.hrl"</span><span·class="p"·data-group-id="6686116889-2">)</span><span·class="p">.</span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 135 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="6686116889-3">(</span><span·class="s">"/home/user/proj/my_records.hrl"</span><span·class="p"·data-group-id="6686116889-3">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="6686116889-4">(</span><span·class="s">"$PROJ_ROOT/my_records.hrl"</span><span·class="p"·data-group-id="6686116889-4">)</span><span·class="p">.</span></code></pre><p><code·class="inline">include_lib</code>·is·similar·to·<code·class="inline">include</code>,·but·is·not·to·point·out·an·absolute·file. |
| 137 | Instead,·the·first·path·component·(possibly·after·variable·substitution)·is | 137 | Instead,·the·first·path·component·(possibly·after·variable·substitution)·is |
| 138 | assumed·to·be·the·name·of·an·application.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 138 | assumed·to·be·the·name·of·an·application.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="5176215518-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="5176215518-1">)</span><span·class="p">.</span></code></pre><p>The·code·server·uses·<code·class="inline">code:lib_dir(kernel)</code>·to·find·the·directory·of·the·current |
| 139 | (latest)·version·of·Kernel,·and·then·the·subdirectory·<code·class="inline">include</code>·is·searched·for | 139 | (latest)·version·of·Kernel,·and·then·the·subdirectory·<code·class="inline">include</code>·is·searched·for |
| 140 | the·file·<code·class="inline">file.hrl</code>.</p><h2·id="defining-and-using-macros"·class="section-heading"> | 140 | the·file·<code·class="inline">file.hrl</code>.</p><h2·id="defining-and-using-macros"·class="section-heading"> |
| 141 | ··<a·href="#defining-and-using-macros"·class="hover-link"> | 141 | ··<a·href="#defining-and-using-macros"·class="hover-link"> |
| 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 142 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 143 | ··</a> | 143 | ··</a> |
| 144 | ··<span·class="text">Defining·and·Using·Macros</span> | 144 | ··<span·class="text">Defining·and·Using·Macros</span> |
| 145 | </h2> | 145 | </h2> |
| 146 | <p>A·macro·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3373305184-1">(</span><span·class="n">Const</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Replacement</span><span·class="p"·data-group-id="3373305184-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 147 | < | 146 | <p>A·macro·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="8356228111-1">(</span><span·class="n">Const</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·138,·SHA:·402a1ca95a876fdff13506f8f2a0d85067902dceff0390fa18c53cd1b136a6d2·...·] |
| 147 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="8356228111-2">(</span><span·class="n">Func</span><span·class="p"·data-group-id="8356228111-3">(</span><span·class="n">Var1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="n">VarN</span><span·class="p"·data-group-id="8356228111-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Replacement</span><span·class="p"·data-group-id="8356228111-2">)</span><span·class="p">.</span></code></pre><p>A·macro·definition·can·be·placed·anywhere·among·the·attributes·and·function | ||
| 148 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the | 148 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the |
| 149 | macro.</p><p>If·a·macro·is·used·in·several·modules,·it·is·recommended·that·the·macro | 149 | macro.</p><p>If·a·macro·is·used·in·several·modules,·it·is·recommended·that·the·macro |
| 150 | definition·is·placed·in·an·include·file.</p><p>A·macro·is·used·as·follows:</p><pre><code·class="text">?Const | 150 | definition·is·placed·in·an·include·file.</p><p>A·macro·is·used·as·follows:</p><pre><code·class="text">?Const |
| 151 | ?Func(Arg1,...,ArgN)</code></pre><p>Macros·are·expanded·during·compilation.·A·simple·macro·<code·class="inline">?Const</code>·is·replaced·with | 151 | ?Func(Arg1,...,ArgN)</code></pre><p>Macros·are·expanded·during·compilation.·A·simple·macro·<code·class="inline">?Const</code>·is·replaced·with |
| 152 | <code·class="inline">Replacement</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 152 | <code·class="inline">Replacement</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="4149469761-1">(</span><span·class="n">TIMEOUT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p"·data-group-id="4149469761-1">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="nf">call</span><span·class="p"·data-group-id=" | 154 | </span><span·class="nf">call</span><span·class="p"·data-group-id="4149469761-2">(</span><span·class="n">Request</span><span·class="p"·data-group-id="4149469761-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 155 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="4149469761-3">(</span><span·class="ss">refserver</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">TIMEOUT</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·296,·SHA:·a47a1352e30fa46605678883d3642ca3fc7170ec8332e5f0a43c0544c602bfa5·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="nc">server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="7885852197-2">(</span><span·class="ss">refserver</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p"·data-group-id="7885852197-2">)</span><span·class="p">.</span></code></pre><p>A·macro·<code·class="inline">?Func(Arg1,...,ArgN)</code>·is·replaced·with·<code·class="inline">Replacement</code>,·where·all |
| 157 | occurrences·of·a·variable·<code·class="inline">Var</code>·from·the·macro·definition·are·replaced·with·the | 157 | occurrences·of·a·variable·<code·class="inline">Var</code>·from·the·macro·definition·are·replaced·with·the |
| 158 | corresponding·argument·<code·class="inline">Arg</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 158 | corresponding·argument·<code·class="inline">Arg</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3997425932-1">(</span><span·class="n">MACRO1</span><span·class="p"·data-group-id="3997425932-2">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="3997425932-2">)</span><sp[·...·truncated·by·diffoscope;·len:·434,·SHA:·25fcb4a56432c3024a2baa8d9fbaef4cf0525c1f50b1ae80517efcc86c48c22e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 159 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="3997425932-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="3997425932-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id="3997425932-5">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="3997425932-5">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="o">?</span><span·class="n">MACRO1</span><span·class="p"·data-group-id="3997425932-6">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">123</span><span·class="p"·data-group-id="3997425932-6">)</span></code></pre><p>This·is·expanded·to:</p><pre><code·class="makeup·erlang"·translate[·...·truncated·by·diffoscope;·len:·151,·SHA:·bef8d1729616525c3ee3b1f6bb50b91a1d68db4d8dd31b4785b802f2bdbce506·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="p"·data-group-id="6408028176-2">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="6408028176-2">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ····</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="p"·data-group-id="6408028176-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="n">X</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="mi">123</span><span·class="p"·data-group-id="6408028176-3">}</span><span·class="p">.</span></code></pre><p>It·is·good·programming·practice,·but·not·mandatory,·to·ensure·that·a·macro |
| 165 | definition·is·a·valid·Erlang·syntactic·form.</p><p>To·view·the·result·of·macro·expansion,·a·module·can·be·compiled·with·the·<code·class="inline">'P'</code> | 165 | definition·is·a·valid·Erlang·syntactic·form.</p><p>To·view·the·result·of·macro·expansion,·a·module·can·be·compiled·with·the·<code·class="inline">'P'</code> |
| 166 | option.·<code·class="inline">compile:file(File,·['P'])</code>.·This·produces·a·listing·of·the·parsed·code | 166 | option.·<code·class="inline">compile:file(File,·['P'])</code>.·This·produces·a·listing·of·the·parsed·code |
| 167 | after·preprocessing·and·parse·transforms,·in·the·file·<code·class="inline">File.P</code>.</p><h2·id="predefined-macros"·class="section-heading"> | 167 | after·preprocessing·and·parse·transforms,·in·the·file·<code·class="inline">File.P</code>.</p><h2·id="predefined-macros"·class="section-heading"> |
| 168 | ··<a·href="#predefined-macros"·class="hover-link"> | 168 | ··<a·href="#predefined-macros"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Predefined·Macros</span> | 171 | ··<span·class="text">Predefined·Macros</span> |
| Offset 185, 29 lines modified | Offset 185, 29 lines modified | ||
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Macros·Overloading</span> | 187 | ··<span·class="text">Macros·Overloading</span> |
| 188 | </h2> | 188 | </h2> |
| 189 | <p>It·is·possible·to·overload·macros,·except·for·predefined·macros.·An·overloaded | 189 | <p>It·is·possible·to·overload·macros,·except·for·predefined·macros.·An·overloaded |
| 190 | macro·has·more·than·one·definition,·each·with·a·different·number·of·arguments.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Support·for·overloading·of·macros·was·added·in·Erlang·5.7.5/OTP·R13B04.</p></section><p>A·macro·<code·class="inline">?Func(Arg1,...,ArgN)</code>·with·a·(possibly·empty)·list·of·arguments·results | 190 | macro·has·more·than·one·definition,·each·with·a·different·number·of·arguments.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Support·for·overloading·of·macros·was·added·in·Erlang·5.7.5/OTP·R13B04.</p></section><p>A·macro·<code·class="inline">?Func(Arg1,...,ArgN)</code>·with·a·(possibly·empty)·list·of·arguments·results |
| 191 | in·an·error·message·if·there·is·at·least·one·definition·of·<code·class="inline">Func</code>·with | 191 | in·an·error·message·if·there·is·at·least·one·definition·of·<code·class="inline">Func</code>·with |
| 192 | arguments,·but·none·with·N·arguments.</p><p>Assuming·these·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 192 | arguments,·but·none·with·N·arguments.</p><p>Assuming·these·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="7827126123-1">(</span><span·class="n">F0</span><span·class="p"·data-group-id="7827126123-2">(</span><span·class="p"·data-group-id="7827126123-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·10,·SHA:·47ad7f9df5d1c5b9acf6afe93e7e91baa8bb2b511e5223f2d826e289a3a97da9·...·]3-1">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 193 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="7827126123-3">(</span><span·class="n">F1</span><span·class="p"·data-group-id="7827126123-4">(</span><span·class="n">A</span><span·class="p"·data-group-id="7827126123-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·c[·...·truncated·by·diffoscope;·len:·33,·SHA:·edfdfc9d78aebab7dea4ddb5d918eede15f7cff2bbc50f526e482f41fa62b5d9·...·]3-3">)</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="7827126123-5">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">m</span><span·class="p">:</span><span·class="ss">f</span><span·class="p"·data-group-id="7827126123-5">)</span><span·class="p">.</span></code></pr[·...·truncated·by·diffoscope;·len:·205,·SHA:·8aae199f635fa445df47a388a4663fcfd7f9f2198f3530e237cf01be3fe9aed7·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="o">?</span><span·class="n">F0</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·No,·an·empty·list·of·arguments·expected.</span><span·class="w"> | 195 | ····</span><span·class="o">?</span><span·class="n">F0</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·No,·an·empty·list·of·arguments·expected.</span><span·class="w"> |
| 196 | </span><span·class="nf">f1</span><span·class="p"·data-group-id="2 | 196 | </span><span·class="nf">f1</span><span·class="p"·data-group-id="3268910337-2">(</span><span·class="n">A</span><span·class="p"·data-group-id="3268910337-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="o">?</span><span·class="n">F1</span><span·class="p"·data-group-id="2 | 197 | ····</span><span·class="o">?</span><span·class="n">F1</span><span·class="p"·data-group-id="3268910337-3">(</span><span·class="n">A</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="3268910337-3">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·No,·exactly·one·argument·expected.</span></code></pre><p>On·the·other·hand,</p><pre><code·class="text">f()·-> |
| 198 | ····?C().</code></pre><p>is·expanded·to</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 198 | ····?C().</code></pre><p>is·expanded·to</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="9614211012-1">(</span><span·class="p"·data-group-id="9614211012-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nc">m</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id="9614211012-2">(</span><span·class="p"·data-group-id="9614211012-2">)</span><span·class="p">.</span></code></pre><h2·id="removing-a-macro-definition"·class="section-heading"> |
| 200 | ··<a·href="#removing-a-macro-definition"·class="hover-link"> | 200 | ··<a·href="#removing-a-macro-definition"·class="hover-link"> |
| 201 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 201 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 202 | ··</a> | 202 | ··</a> |
| 203 | ··<span·class="text">Removing·a·macro·definition</span> | 203 | ··<span·class="text">Removing·a·macro·definition</span> |
| 204 | </h2> | 204 | </h2> |
| 205 | <p>A·definition·of·macro·can·be·removed·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">undef</span><span·class="p"·data-group-id=" | 205 | <p>A·definition·of·macro·can·be·removed·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">undef</span><span·class="p"·data-group-id="8279922805-1">(</span><span·class="n">Macro</span><span·class="p"·data-group-id="8279922805-1">)</span><span·class="p">.</span></code></pre><h2·id="conditional-compilation"·class="section-heading"> |
| 206 | ··<a·href="#conditional-compilation"·class="hover-link"> | 206 | ··<a·href="#conditional-compilation"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Conditional·Compilation</span> | 209 | ··<span·class="text">Conditional·Compilation</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <p>The·following·macro·directives·support·conditional·compilation:</p><ul><li><p><strong><code·class="inline">-ifdef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is | 211 | <p>The·following·macro·directives·support·conditional·compilation:</p><ul><li><p><strong><code·class="inline">-ifdef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is |
| 212 | defined.</p></li><li><p><strong><code·class="inline">-ifndef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is·not | 212 | defined.</p></li><li><p><strong><code·class="inline">-ifndef(Macro).</code></strong>·-·Evaluate·the·following·lines·only·if·<code·class="inline">Macro</code>·is·not |
| Offset 219, 43 lines modified | Offset 219, 43 lines modified | ||
| 219 | true,·and·the·<code·class="inline">Condition</code>·evaluates·to·true,·the·lines·following·the·<code·class="inline">elif</code> | 219 | true,·and·the·<code·class="inline">Condition</code>·evaluates·to·true,·the·lines·following·the·<code·class="inline">elif</code> |
| 220 | are·evaluated·instead.</p></li><li><p><strong><code·class="inline">-endif.</code></strong>·-·Specifies·the·end·of·a·series·of·control·flow·directives.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Macro·directives·cannot·be·used·inside·functions.</p></section><p>Syntactically,·the·<code·class="inline">Condition</code>·in·<code·class="inline">if</code>·and·<code·class="inline">elif</code>·must·be·a | 220 | are·evaluated·instead.</p></li><li><p><strong><code·class="inline">-endif.</code></strong>·-·Specifies·the·end·of·a·series·of·control·flow·directives.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Macro·directives·cannot·be·used·inside·functions.</p></section><p>Syntactically,·the·<code·class="inline">Condition</code>·in·<code·class="inline">if</code>·and·<code·class="inline">elif</code>·must·be·a |
| 221 | <a·href="expressions.html#guard-expressions">guard·expression</a>.·Other·constructs·(such·as | 221 | <a·href="expressions.html#guard-expressions">guard·expression</a>.·Other·constructs·(such·as |
| 222 | a·<code·class="inline">case</code>·expression)·result·in·a·compilation·error.</p><p>As·opposed·to·the·standard·guard·expressions,·an·expression·in·an·<code·class="inline">if</code>·and | 222 | a·<code·class="inline">case</code>·expression)·result·in·a·compilation·error.</p><p>As·opposed·to·the·standard·guard·expressions,·an·expression·in·an·<code·class="inline">if</code>·and |
| 223 | <code·class="inline">elif</code>·also·supports·calling·the·psuedo-function·<code·class="inline">defined(Name)</code>,·which·tests | 223 | <code·class="inline">elif</code>·also·supports·calling·the·psuedo-function·<code·class="inline">defined(Name)</code>,·which·tests |
| 224 | whether·the·<code·class="inline">Name</code>·argument·is·the·name·of·a·previously·defined·macro. | 224 | whether·the·<code·class="inline">Name</code>·argument·is·the·name·of·a·previously·defined·macro. |
| 225 | <code·class="inline">defined(Name)</code>·evaluates·to·<code·class="inline">true</code>·if·the·macro·is·defined·and·<code·class="inline">false</code> | 225 | <code·class="inline">defined(Name)</code>·evaluates·to·<code·class="inline">true</code>·if·the·macro·is·defined·and·<code·class="inline">false</code> |
| 226 | otherwise.·An·attempt·to·call·other·functions·results·in·a·compilation·error.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 226 | otherwise.·An·attempt·to·call·other·functions·results·in·a·compilation·error.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2567246225-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="2567246225-1">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 227 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="w"> | 228 | </span><span·class="w"> |
| 229 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 229 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="2567246225-2">(</span><span·class="ss">debug</span><span·class="p"·data-group-id="2567246225-2">)</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 230 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="2567246225-3">(</span><span·class="n">LOG</span><span·class="p"·data-group-id="2567246225-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="2567246225-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">io</span><spa[·...·truncated·by·diffoscope;·len:·740,·SHA:·fdfe90d419a8309c4f393558ff566d9e82fae0913feb68433f300939e1f287eb·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 231 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 232 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 232 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="2567246225-7">(</span><span·class="n">LOG</span><span·class="p"·data-group-id="2567246225-8">(</span><span·class="n">X</span><span·class="p"·data-group-id="2567246225-8">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·1bb6aba392cc502c7c41f143a964eadf44dbadef51f47ff39ce7caf079ed3934·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 233 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·trace·output·is·desired,·<code·class="inline">debug</code>·is·to·be·defined·when·the·module·<code·class="inline">m</code>·is | 234 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·trace·output·is·desired,·<code·class="inline">debug</code>·is·to·be·defined·when·the·module·<code·class="inline">m</code>·is |
| 235 | compiled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlc·-Ddebug·m.erl</span><span·class="w"> | 235 | compiled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erlc·-Ddebug·m.erl</span><span·class="w"> |
| 236 | </span><span·class="ow">or</span><span·class="w"> | 236 | </span><span·class="ow">or</span><span·class="w"> |
| 237 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 237 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nf">c</span><span·class="p"·data-group-id="3913262331-1">(</span><span·class="ss">m</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3913262331-2">{</span><span·class="ss">d</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug</span><span·[·...·truncated·by·diffoscope;·len:·88,·SHA:·44319c2fd69a97cd9059aea18638d8344f3015296919485be9319fda272a4c37·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id="1034876568-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">m</span><span·class="p"·data-group-id="1034876568-3">}</span></code></pre><p><code·class="inline">?LOG(Arg)</code>·is·then·expanded·to·a·call·to·<a·href="../../lib/stdlib-6.2.1/doc/html/io.html#format/2"><code·class="inline">io:format/2</code></a>·and·provide·the·user | ||
| 239 | 238 | </span><span·class="p"·data-group-id="3913262331-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">m</span><span·class="p"·data-group-id="3913262331-3">}</span></code></pre><p><code·class="inline">?LOG(Arg)</code>·is·then·expand[·...·truncated·by·diffoscope;·len:·139,·SHA:·81aa4b261fc35763d1e49648e33c9024420c1981646c06768de9da41fd3bd87b·...·] | |
| 239 | with·some·simple·trace·output.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5787778031-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="5787778031-1">)</span><span·class="w"> | ||
| 240 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 240 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id=" | 241 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id="5787778031-2">(</span><span·class="o">?</span><span·class="n">OTP_RELEASE</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">25</span><span·class="p"·data-group-id="5787778031-2">)</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·25·or·higher</span><span·class="w"> | 242 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·25·or·higher</span><span·class="w"> |
| 243 | </span><span·class="p">-</span><span·class="na">elif</span><span·class="p"·data-group-id=" | 243 | </span><span·class="p">-</span><span·class="na">elif</span><span·class="p"·data-group-id="5787778031-3">(</span><span·class="o">?</span><span·class="n">OTP_RELEASE</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">26</span><span·class="p"·data-group-id="5787778031-3">)</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·26·or·higher</span><span·class="w"> | 244 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·26·or·higher</span><span·class="w"> |
| 245 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 245 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·24·or·lower.</span><span·class="w"> | 246 | </span><span·class="c1">%%·Code·that·will·work·in·OTP·24·or·lower.</span><span·class="w"> |
| 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>This·code·uses·the·<code·class="inline">OTP_RELEASE</code>·macro·to·conditionally·select·code·depending·on | 248 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>This·code·uses·the·<code·class="inline">OTP_RELEASE</code>·macro·to·conditionally·select·code·depending·on |
| 249 | release.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 249 | release.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7340890993-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="7340890993-1">)</span><span·class="w"> |
| 250 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 250 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id=" | 251 | </span><span·class="p">-</span><span·class="na">if</span><span·class="p"·data-group-id="7340890993-2">(</span><span·class="o">?</span><span·class="n">OTP_RELEASE</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="ow">andalso</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·211,·SHA:·d9fbd104c4e309acebca278c5bec2f4edc21cef18cb3a71c107f9d2b19f867fe·...·]3-2">)</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="c1">%%·Debugging·code·that·requires·OTP·26·or·later.</span><span·class="w"> | 252 | </span><span·class="c1">%%·Debugging·code·that·requires·OTP·26·or·later.</span><span·class="w"> |
| 253 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 253 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
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| 148 | single·function·that·constructs·the·map·using·the·map·syntax·and·always·use | 148 | single·function·that·constructs·the·map·using·the·map·syntax·and·always·use |
| 149 | it.</p></li><li><p>Always·update·the·map·using·the·<code·class="inline">:=</code>·operator·(that·is,·requiring·that·an | 149 | it.</p></li><li><p>Always·update·the·map·using·the·<code·class="inline">:=</code>·operator·(that·is,·requiring·that·an |
| 150 | element·with·that·key·already·exists).·The·<code·class="inline">:=</code>·operator·is·slightly·more | 150 | element·with·that·key·already·exists).·The·<code·class="inline">:=</code>·operator·is·slightly·more |
| 151 | efficient,·and·it·helps·catching·mispellings·of·keys.</p></li><li><p>Whenever·possible,·match·multiple·map·elements·at·once.</p></li><li><p>Whenever·possible,·update·multiple·map·elements·at·once.</p></li><li><p>Avoid·default·values·and·the·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·function.·If·there·are·default | 151 | efficient,·and·it·helps·catching·mispellings·of·keys.</p></li><li><p>Whenever·possible,·match·multiple·map·elements·at·once.</p></li><li><p>Whenever·possible,·update·multiple·map·elements·at·once.</p></li><li><p>Avoid·default·values·and·the·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·function.·If·there·are·default |
| 152 | values,·sharing·of·keys·between·different·instances·of·the·map·will·be·less | 152 | values,·sharing·of·keys·between·different·instances·of·the·map·will·be·less |
| 153 | effective,·and·it·is·not·possible·to·match·multiple·elements·having·default | 153 | effective,·and·it·is·not·possible·to·match·multiple·elements·having·default |
| 154 | values·in·one·go.</p></li><li><p>To·avoid·having·to·deal·with·a·map·that·may·lack·some·keys,·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·can | 154 | values·in·one·go.</p></li><li><p>To·avoid·having·to·deal·with·a·map·that·may·lack·some·keys,·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·can |
| 155 | efficiently·add·multiple·default·values.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="11 | 155 | efficiently·add·multiple·default·values.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1120673765-1">#{</span><span·class="ss">shoe_size</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">editor</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·124,·SHA:·e0865dfb4793c11447312d629eb31144272990857010e4f0dd3bbcfdea59d4aa·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 156 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id="11 | 156 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id="1120673765-2">(</span><span·class="n">DefaultMap</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherMap</span><span·class="p"·data-group-id="1120673765-2">)</span></code></pre></li></ul><h2·id="using-maps-as-dictionaries"·class="section-heading"> |
| 157 | ··<a·href="#using-maps-as-dictionaries"·class="hover-link"> | 157 | ··<a·href="#using-maps-as-dictionaries"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Using·Maps·as·Dictionaries</span> | 160 | ··<span·class="text">Using·Maps·as·Dictionaries</span> |
| 161 | </h2> | 161 | </h2> |
| 162 | <p>Using·a·map·as·a·dictionary·implies·the·following·usage·pattern:</p><ul><li>Keys·are·usually·variables·not·known·at·compile-time.</li><li>There·can·be·any·number·of·elements·in·the·map.</li><li>Usually,·no·more·than·one·element·is·looked·up·or·updated·at·once.</li></ul><p>Given·that·usage·pattern,·the·difference·in·performance·between·using·the·map | 162 | <p>Using·a·map·as·a·dictionary·implies·the·following·usage·pattern:</p><ul><li>Keys·are·usually·variables·not·known·at·compile-time.</li><li>There·can·be·any·number·of·elements·in·the·map.</li><li>Usually,·no·more·than·one·element·is·looked·up·or·updated·at·once.</li></ul><p>Given·that·usage·pattern,·the·difference·in·performance·between·using·the·map |
| 163 | syntax·and·the·maps·module·is·usually·small.·Therefore,·which·one·to·use·is | 163 | syntax·and·the·maps·module·is·usually·small.·Therefore,·which·one·to·use·is |
| Offset 167, 18 lines modified | Offset 167, 18 lines modified | ||
| 167 | choice.</li></ul><h2·id="using-maps-as-sets"·class="section-heading"> | 167 | choice.</li></ul><h2·id="using-maps-as-sets"·class="section-heading"> |
| 168 | ··<a·href="#using-maps-as-sets"·class="hover-link"> | 168 | ··<a·href="#using-maps-as-sets"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Using·Maps·as·Sets</span> | 171 | ··<span·class="text">Using·Maps·as·Sets</span> |
| 172 | </h2> | 172 | </h2> |
| 173 | <p>Starting·in·OTP·24,·the·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html"><code·class="inline">sets</code></a>·module·has·an·option·to·represent·sets·as·maps. | 173 | <p>Starting·in·OTP·24,·the·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html"><code·class="inline">sets</code></a>·module·has·an·option·to·represent·sets·as·maps. |
| 174 | Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 174 | Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="0587326917-1">(</span><span·class="p"·data-group-id="0587326917-2">[</span><span·class="p"·data-group-id="0587326917-3">{</span><span·class="ss">version</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="0587326917-3">}</[·...·truncated·by·diffoscope;·len:·98,·SHA:·530394b078a4869119903d15eda10ac3123f25a4de6479d28e27aabb21e68e27·...·]7-1">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p"·data-group-id=" | 175 | </span><span·class="p"·data-group-id="0587326917-4">#{</span><span·class="p"·data-group-id="0587326917-4">}</span><span·class="gp·unselectable"> |
| 176 | 2>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="4018303177-5">(</span><span·class="p"·data-group-id="4018303177-6">[</span><span·class="ss">x</span><span·class="p">,</span><span·class="ss">y</span><span·class="p">,</span><span·class="ss">z</span><span·class="p"·data-group-id="4018303177-6">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4018303177-7">[</span><span·class="p"·data-group-id="4018303177-8">{</span><span·class="ss">version</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4018303177-8">}</span><span·class="p"·data-group-id="4018303177-7">]</span><span·class="p"·data-group-id="4018303177-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 177 | </span><span·class= | 176 | 2>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="0587326917-5">(</span><span·class="p"·data-group-id="0587326917-6">[</span><span·class="ss">x</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·557,·SHA:·431226310d0399e9e2ea0e4ec74d1fda4a465639e0388affb94ec4b883268e1f·...·] |
| 177 | </span><span·class="p"·data-group-id="0587326917-9">#{</span><span·class="ss">x</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0587326917-10">[</span><span·class="p"·data-group-id="0587326917-10">]</span><span·class="p">,</span><span·class="ss">y</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0587326917-11">[</span><span·class="p"·data-group-id="0587326917-11">]</span><span·class="p">,</span><span·class="ss">z</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0587326917-12">[</span><span·class="p"·data-group-id="0587326917-12">]</span><span·class="p"·data-group-id="0587326917-9">}</span></code></pre><p><code·class="inline">sets</code>·backed·by·maps·is·generally·the·most·efficient·set·representation,·with·a | ||
| 178 | few·possible·exceptions:</p><ul><li><a·href="../../lib/stdlib-6.2.1/doc/html/ordsets.html#intersection/2"><code·class="inline">ordsets:intersection/2</code></a>·can·be·more·efficient·than·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#intersection/2"><code·class="inline">sets:intersection/2</code></a>.·If | 178 | few·possible·exceptions:</p><ul><li><a·href="../../lib/stdlib-6.2.1/doc/html/ordsets.html#intersection/2"><code·class="inline">ordsets:intersection/2</code></a>·can·be·more·efficient·than·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#intersection/2"><code·class="inline">sets:intersection/2</code></a>.·If |
| 179 | the·intersection·operation·is·frequently·used·and·operations·that·operate·on·a | 179 | the·intersection·operation·is·frequently·used·and·operations·that·operate·on·a |
| 180 | single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·are·avoided,·<a·href="../../lib/stdlib-6.2.1/doc/html/ordsets.html"><code·class="inline">ordsets</code></a>·can | 180 | single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·are·avoided,·<a·href="../../lib/stdlib-6.2.1/doc/html/ordsets.html"><code·class="inline">ordsets</code></a>·can |
| 181 | be·a·better·choice·than·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·intersection·operation·is·frequently·used·and·operations·that·operate | 181 | be·a·better·choice·than·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·intersection·operation·is·frequently·used·and·operations·that·operate |
| 182 | on·a·single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·must·also·be·efficient, | 182 | on·a·single·element·in·a·set·(such·as·<code·class="inline">is_element/2</code>)·must·also·be·efficient, |
| 183 | <a·href="../../lib/stdlib-6.2.1/doc/html/gb_sets.html"><code·class="inline">gb_sets</code></a>·can·potentially·be·a·better·choice·than·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·elements·of·the·set·are·integers·in·a·fairly·compact·range,·the·set·can | 183 | <a·href="../../lib/stdlib-6.2.1/doc/html/gb_sets.html"><code·class="inline">gb_sets</code></a>·can·potentially·be·a·better·choice·than·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html"><code·class="inline">sets</code></a>.</li><li>If·the·elements·of·the·set·are·integers·in·a·fairly·compact·range,·the·set·can |
| 184 | be·represented·as·an·integer·where·each·bit·represents·an·element·in·the·set. | 184 | be·represented·as·an·integer·where·each·bit·represents·an·element·in·the·set. |
| Offset 203, 18 lines modified | Offset 203, 18 lines modified | ||
| 203 | for·the·runtime·system).</p></li><li><p><strong>N</strong>·-·The·number·of·elements·in·the·map.</p></li><li><p><strong>Keys</strong>·-·A·tuple·with·keys·of·the·map:·<code·class="inline">{Key1,...,KeyN}</code>.·The·keys·are | 203 | for·the·runtime·system).</p></li><li><p><strong>N</strong>·-·The·number·of·elements·in·the·map.</p></li><li><p><strong>Keys</strong>·-·A·tuple·with·keys·of·the·map:·<code·class="inline">{Key1,...,KeyN}</code>.·The·keys·are |
| 204 | sorted.</p></li><li><p><strong>Value1</strong>·-·The·value·corresponding·to·the·first·key·in·the·key·tuple.</p></li><li><p><strong>ValueN</strong>·-·The·value·corresponding·to·the·last·key·in·the·key·tuple.</p></li></ul><p>As·an·example,·let·us·look·at·how·the·map·<code·class="inline">#{a·=>·foo,·z·=>·bar}</code>·is | 204 | sorted.</p></li><li><p><strong>Value1</strong>·-·The·value·corresponding·to·the·first·key·in·the·key·tuple.</p></li><li><p><strong>ValueN</strong>·-·The·value·corresponding·to·the·last·key·in·the·key·tuple.</p></li></ul><p>As·an·example,·let·us·look·at·how·the·map·<code·class="inline">#{a·=>·foo,·z·=>·bar}</code>·is |
| 205 | represented:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·left;">4</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>2</em></td><td·style="text-align:·center;"><code·class="inline">{a,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·left;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·z·=>·bar}</em></p><p>Let·us·update·the·map:·<code·class="inline">M#{q·=>·baz}</code>.·The·map·now·looks·like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bar}</em></p><p>Finally,·change·the·value·of·one·element:·<code·class="inline">M#{z·:=·bird}</code>.·The·map·now·looks | 205 | represented:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·left;">4</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>2</em></td><td·style="text-align:·center;"><code·class="inline">{a,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·left;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·z·=>·bar}</em></p><p>Let·us·update·the·map:·<code·class="inline">M#{q·=>·baz}</code>.·The·map·now·looks·like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bar</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bar}</em></p><p>Finally,·change·the·value·of·one·element:·<code·class="inline">M#{z·:=·bird}</code>.·The·map·now·looks |
| 206 | like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bird</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bird}</em></p><p>When·the·value·for·an·existing·key·is·updated,·the·key·tuple·is·not·updated, | 206 | like·this:</p><table><thead><tr><th·style="text-align:·center;">0</th><th·style="text-align:·left;">1</th><th·style="text-align:·center;">2</th><th·style="text-align:·center;">3</th><th·style="text-align:·center;">4</th><th·style="text-align:·center;">5</th></tr></thead><tbody><tr><td·style="text-align:·center;"><strong>FLATMAP</strong></td><td·style="text-align:·left;"><em>3</em></td><td·style="text-align:·center;"><code·class="inline">{a,q,z}</code></td><td·style="text-align:·center;"><code·class="inline">foo</code></td><td·style="text-align:·center;"><code·class="inline">baz</code></td><td·style="text-align:·center;"><code·class="inline">bird</code></td></tr></tbody></table><p><em>Table:·#{a·=>·foo,·q·=>·baz,·z·=>·bird}</em></p><p>When·the·value·for·an·existing·key·is·updated,·the·key·tuple·is·not·updated, |
| 207 | allowing·the·key·tuple·to·be·shared·with·other·instances·of·the·map·that·have | 207 | allowing·the·key·tuple·to·be·shared·with·other·instances·of·the·map·that·have |
| 208 | the·same·keys.·In·fact,·the·key·tuple·can·be·shared·between·all·maps·with·the | 208 | the·same·keys.·In·fact,·the·key·tuple·can·be·shared·between·all·maps·with·the |
| 209 | same·keys·with·some·care.·To·arrange·that,·define·a·function·that·returns·a·map. | 209 | same·keys·with·some·care.·To·arrange·that,·define·a·function·that·returns·a·map. |
| 210 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new</span><span·class="p"·data-group-id=" | 210 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new</span><span·class="p"·data-group-id="3463107454-1">(</span><span·class="p"·data-group-id="3463107454-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="p"·data-group-id=" | 211 | ····</span><span·class="p"·data-group-id="3463107454-2">#{</span><span·class="ss">a</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·300,·SHA:·9bb2cec13876ab0dea0455b2d8b8335d0a1b2f81bc63dfc0824aa410e1040693·...·]-2">}</span><span·class="p">.</span></code></pre><p>Defined·like·this,·the·key·tuple·<code·class="inline">{a,b,c}</code>·will·be·a·global·literal.·To·ensure |
| 212 | that·the·key·tuple·is·shared·when·creating·an·instance·of·the·map,·always·call | 212 | that·the·key·tuple·is·shared·when·creating·an·instance·of·the·map,·always·call |
| 213 | <code·class="inline">new()</code>·and·modify·the·returned·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id=" | 213 | <code·class="inline">new()</code>·and·modify·the·returned·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id="6775305606-1">(</span><span·class="n">SOME_MODULE</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="6775305606-2">(</span><span·class="p"·data-group-id="6775305606-2">)</span><span·class="p"·data-group-id="6775305606-1[·...·truncated·by·diffoscope;·len:·229,·SHA:·9f55f54c1c92142d788bf77d9a1f1749411b5d41996b741715694965a6964a05·...·]-3">}</span><span·class="p">.</span></code></pre><p>Using·the·map·syntax·with·small·maps·is·particularly·efficient.·As·long·as·the |
| 214 | keys·are·known·at·compile-time,·the·map·is·updated·in·one·go,·making·the·time·to | 214 | keys·are·known·at·compile-time,·the·map·is·updated·in·one·go,·making·the·time·to |
| 215 | update·a·map·essentially·constant·regardless·of·the·number·of·keys·updated.·The | 215 | update·a·map·essentially·constant·regardless·of·the·number·of·keys·updated.·The |
| 216 | same·goes·for·matching.·(When·the·keys·are·variables,·one·or·more·of·the·keys | 216 | same·goes·for·matching.·(When·the·keys·are·variables,·one·or·more·of·the·keys |
| 217 | could·be·identical,·so·the·operations·need·to·be·performed·sequentially·from | 217 | could·be·identical,·so·the·operations·need·to·be·performed·sequentially·from |
| 218 | left·to·right.)</p><p>The·memory·size·for·a·small·map·is·the·size·of·all·keys·and·values·plus·5·words. | 218 | left·to·right.)</p><p>The·memory·size·for·a·small·map·is·the·size·of·all·keys·and·values·plus·5·words. |
| 219 | See·<a·href="memory.html">Memory</a>·for·more·information·about·memory·sizes.</p><h3·id="how-large-maps-are-implemented"·class="section-heading"> | 219 | See·<a·href="memory.html">Memory</a>·for·more·information·about·memory·sizes.</p><h3·id="how-large-maps-are-implemented"·class="section-heading"> |
| 220 | ··<a·href="#how-large-maps-are-implemented"·class="hover-link"> | 220 | ··<a·href="#how-large-maps-are-implemented"·class="hover-link"> |
| Offset 241, 21 lines modified | Offset 241, 21 lines modified | ||
| 241 | ··<a·href="#using-the-map-syntax"·class="hover-link"> | 241 | ··<a·href="#using-the-map-syntax"·class="hover-link"> |
| 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 243 | ··</a> | 243 | ··</a> |
| 244 | ··<span·class="text">Using·the·Map·Syntax</span> | 244 | ··<span·class="text">Using·the·Map·Syntax</span> |
| 245 | </h2> | 245 | </h2> |
| 246 | <p>Using·the·map·syntax·is·usually·slightly·more·efficient·than·using·the | 246 | <p>Using·the·map·syntax·is·usually·slightly·more·efficient·than·using·the |
| 247 | corresponding·function·in·the·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html"><code·class="inline">maps</code></a>·module.</p><p>The·gain·in·efficiency·for·the·map·syntax·is·more·noticeable·for·the·following | 247 | corresponding·function·in·the·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html"><code·class="inline">maps</code></a>·module.</p><p>The·gain·in·efficiency·for·the·map·syntax·is·more·noticeable·for·the·following |
| 248 | operations·that·can·only·be·achieved·using·the·map·syntax:</p><ul><li>Matching·multiple·literal·keys</li><li>Updating·multiple·literal·keys</li><li>Adding·multiple·literal·keys·to·a·map</li></ul><p>For·example:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id=" | 248 | operations·that·can·only·be·achieved·using·the·map·syntax:</p><ul><li>Matching·multiple·literal·keys</li><li>Updating·multiple·literal·keys</li><li>Adding·multiple·literal·keys·to·a·map</li></ul><p>For·example:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id="5351027263-1">#{</span><span·class="ss">x</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">y</span><span·class="w">·</span><span·class="p[·...·truncated·by·diffoscope;·len:·820,·SHA:·be29a952ed27b5adf961118529b32e450ebb136493285986c90b953151a77e6d·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 249 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="9 | 249 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="9341155847-2">(</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Map2</span><span·class="p"·data-group-id="9341155847-2">)</span><span·class="p">,</span><span·class="w"> |
| 250 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="9 | 250 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="9341155847-3">(</span><span·class="ss">z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Map3</span><span·class="p"·data-group-id="9341155847-3">)</span></code></pre><p>If·the·map·is·a·small·map,·the·first·example·runs·roughly·three·times·as·fast.</p><p>Note·that·for·variable·keys,·the·elements·are·updated·sequentially·from·left·to |
| 251 | right.·For·example,·given·the·following·update·with·variable·keys:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id=" | 251 | right.·For·example,·given·the·following·update·with·variable·keys:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id="4244561921-1">#{</span><span·class="n">Key1</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key2</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·276,·SHA:·60dc29af8b8f504893ea1e9f5e5829aaea204cec278403e43305785871308c98·...·]-1">}</span></code></pre><p>the·compiler·rewrites·it·like·this·to·ensure·that·the·updates·are·applied·from |
| 252 | left·to·right:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id=" | 252 | left·to·right:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Map2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map1</span><span·class="p"·data-group-id="6551319835-1">#{</span><span·class="n">Key1</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="6551319835-1">}</span><span·class="p">,</span><span·class="w"> |
| 253 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map2</span><span·class="p"·data-group-id=" | 253 | </span><span·class="n">Map3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map2</span><span·class="p"·data-group-id="6551319835-2">#{</span><span·class="n">Key2</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="6551319835-2">}</span><span·class="p">,</span><span·class="w"> |
| 254 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map3</span><span·class="p"·data-group-id=" | 254 | </span><span·class="n">Map</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Map3</span><span·class="p"·data-group-id="6551319835-3">#{</span><span·class="n">Key3</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Z</span><span·class="p"·data-group-id="6551319835-3">}</span></code></pre><p>If·a·key·is·known·to·exist·in·a·map,·using·the·<code·class="inline">:=</code>·operator·is·slightly·more |
| 255 | efficient·than·using·the·<code·class="inline">=></code>·operator·for·a·small·map.</p><h2·id="using-the-functions-in-the-maps-module"·class="section-heading"> | 255 | efficient·than·using·the·<code·class="inline">=></code>·operator·for·a·small·map.</p><h2·id="using-the-functions-in-the-maps-module"·class="section-heading"> |
| 256 | ··<a·href="#using-the-functions-in-the-maps-module"·class="hover-link"> | 256 | ··<a·href="#using-the-functions-in-the-maps-module"·class="hover-link"> |
| 257 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 257 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 258 | ··</a> | 258 | ··</a> |
| 259 | ··<span·class="text">Using·the·Functions·in·the·maps·Module</span> | 259 | ··<span·class="text">Using·the·Functions·in·the·maps·Module</span> |
| 260 | </h2> | 260 | </h2> |
| 261 | <p>Here·follows·some·notes·about·most·of·the·functions·in·the·<code·class="inline">maps</code>·module.·For | 261 | <p>Here·follows·some·notes·about·most·of·the·functions·in·the·<code·class="inline">maps</code>·module.·For |
| Offset 306, 23 lines modified | Offset 306, 23 lines modified | ||
| 306 | ··<a·href="#maps-get-3"·class="hover-link"> | 306 | ··<a·href="#maps-get-3"·class="hover-link"> |
| 307 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 307 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 308 | ··</a> | 308 | ··</a> |
| 309 | ··<span·class="text">maps:get/3</span> | 309 | ··<span·class="text">maps:get/3</span> |
| 310 | </h3> | 310 | </h3> |
| 311 | <p>As·an·optimization,·the·compiler·will·rewrite·a·call·to·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·to·Erlang | 311 | <p>As·an·optimization,·the·compiler·will·rewrite·a·call·to·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·to·Erlang |
| 312 | code·similar·to·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Map</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 312 | code·similar·to·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Map</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 313 | ·············</span><span·class="p"·data-group-id="0 | 313 | ·············</span><span·class="p"·data-group-id="5029507149-1">#{</span><span·class="n">Key</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="5029507149-1">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="p">;</span><span·class="w"> |
| 314 | ·············</span><span·class="p"·data-group-id="0 | 314 | ·············</span><span·class="p"·data-group-id="5029507149-2">#{</span><span·class="p"·data-group-id="5029507149-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Default</span><span·class="w"> |
| 315 | ·········</span><span·class="k">end</span></code></pre><p>This·is·reasonably·efficient,·but·if·a·small·map·is·used·as·an·alternative·to | 315 | ·········</span><span·class="k">end</span></code></pre><p>This·is·reasonably·efficient,·but·if·a·small·map·is·used·as·an·alternative·to |
| 316 | using·a·record·it·is·often·better·not·to·rely·on·default·values·as·it·prevents | 316 | using·a·record·it·is·often·better·not·to·rely·on·default·values·as·it·prevents |
| 317 | sharing·of·keys,·which·may·in·the·end·use·more·memory·than·what·you·save·from | 317 | sharing·of·keys,·which·may·in·the·end·use·more·memory·than·what·you·save·from |
| 318 | not·storing·default·values·in·the·map.</p><p>If·default·values·are·nevertheless·required,·instead·of·calling·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a> | 318 | not·storing·default·values·in·the·map.</p><p>If·default·values·are·nevertheless·required,·instead·of·calling·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a> |
| 319 | multiple·times,·consider·putting·the·default·values·in·a·map·and·merging·that | 319 | multiple·times,·consider·putting·the·default·values·in·a·map·and·merging·that |
| 320 | map·with·the·other·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 320 | map·with·the·other·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">DefaultMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3581075088-1">#{</span><span·class="n">Key1</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Value2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key2</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·420,·SHA:·7e40f2153f1376139dd6bee31ff8d5fb7a371ee894966e4cb0c818946a17917d·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 321 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id=" | 321 | </span><span·class="n">MapWithDefaultsApplied</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">merge</span><span·class="p"·data-group-id="3581075088-2">(</span><span·class="n">DefaultMap</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherMap</span><span·class="p"·data-group-id="3581075088-2">)</span></code></pre><p>This·helps·share·keys·between·the·default·map·and·the·one·you·applied·defaults |
| 322 | to,·as·long·as·the·default·map·contains·<em>all</em>·the·keys·that·will·ever·be·used | 322 | to,·as·long·as·the·default·map·contains·<em>all</em>·the·keys·that·will·ever·be·used |
| 323 | and·not·just·the·ones·with·default·values.·Whether·this·is·faster·than·calling | 323 | and·not·just·the·ones·with·default·values.·Whether·this·is·faster·than·calling |
| 324 | <a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·multiple·times·depends·on·the·size·of·the·map·and·the·number·of | 324 | <a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·multiple·times·depends·on·the·size·of·the·map·and·the·number·of |
| 325 | default·values.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·OTP·26.0·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·was·implemented·by·calling·the·function·instead | 325 | default·values.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·OTP·26.0·<a·href="../../lib/stdlib-6.2.1/doc/html/maps.html#get/3"><code·class="inline">maps:get/3</code></a>·was·implemented·by·calling·the·function·instead |
| 326 | of·rewriting·it·as·an·Erlang·expression.·It·is·now·slightly·faster·but·can·no | 326 | of·rewriting·it·as·an·Erlang·expression.·It·is·now·slightly·faster·but·can·no |
| 327 | longer·be·traced.</p></section><h3·id="maps-intersect-2-maps-intersect_with-3"·class="section-heading"> | 327 | longer·be·traced.</p></section><h3·id="maps-intersect-2-maps-intersect_with-3"·class="section-heading"> |
| 328 | ··<a·href="#maps-intersect-2-maps-intersect_with-3"·class="hover-link"> | 328 | ··<a·href="#maps-intersect-2-maps-intersect_with-3"·class="hover-link"> |
| Offset 519, 15 lines modified | Offset 519, 15 lines modified | ||
| 519 | ······<p·class="built-using"> | 519 | ······<p·class="built-using"> |
| 520 | ········Built·using | 520 | ········Built·using |
| 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 523 | ······</p> | 523 | ······</p> |
| 524 | <p>Copyright·©·1996-202 | 524 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 525 | ····</footer> | 525 | ····</footer> |
| 526 | ··</div> | 526 | ··</div> |
| 527 | </main> | 527 | </main> |
| 528 | </div> | 528 | </div> |
| 529 | <script> | 529 | <script> |
| 530 | ··function·mermaidLoaded()·{ | 530 | ··function·mermaidLoaded()·{ |
| 531 | ····mermaid.initialize({ | 531 | ····mermaid.initialize({ |
| Offset 218, 15 lines modified | Offset 218, 15 lines modified | ||
| 218 | ······<p·class="built-using"> | 218 | ······<p·class="built-using"> |
| 219 | ········Built·using | 219 | ········Built·using |
| 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 222 | ······</p> | 222 | ······</p> |
| 223 | <p>Copyright·©·1996-202 | 223 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 224 | ····</footer> | 224 | ····</footer> |
| 225 | ··</div> | 225 | ··</div> |
| 226 | </main> | 226 | </main> |
| 227 | </div> | 227 | </div> |
| 228 | <script> | 228 | <script> |
| 229 | ··function·mermaidLoaded()·{ | 229 | ··function·mermaidLoaded()·{ |
| 230 | ····mermaid.initialize({ | 230 | ····mermaid.initialize({ |
| Offset 237, 15 lines modified | Offset 237, 15 lines modified | ||
| 237 | ······<p·class="built-using"> | 237 | ······<p·class="built-using"> |
| 238 | ········Built·using | 238 | ········Built·using |
| 239 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 239 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 240 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 240 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 241 | ······</p> | 241 | ······</p> |
| 242 | <p>Copyright·©·1996-202 | 242 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 243 | ····</footer> | 243 | ····</footer> |
| 244 | ··</div> | 244 | ··</div> |
| 245 | </main> | 245 | </main> |
| 246 | </div> | 246 | </div> |
| 247 | <script> | 247 | <script> |
| 248 | ··function·mermaidLoaded()·{ | 248 | ··function·mermaidLoaded()·{ |
| 249 | ····mermaid.initialize({ | 249 | ····mermaid.initialize({ |
| Offset 118, 20 lines modified | Offset 118, 20 lines modified | ||
| 118 | <h2·id="module-syntax"·class="section-heading"> | 118 | <h2·id="module-syntax"·class="section-heading"> |
| 119 | ··<a·href="#module-syntax"·class="hover-link"> | 119 | ··<a·href="#module-syntax"·class="hover-link"> |
| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Module·Syntax</span> | 122 | ··<span·class="text">Module·Syntax</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>Erlang·code·is·divided·into·<em>modules</em>.·A·module·consists·of·a·sequence·of | 124 | <p>Erlang·code·is·divided·into·<em>modules</em>.·A·module·consists·of·a·sequence·of |
| 125 | attributes·and·function·declarations,·each·terminated·by·a·period·(<code·class="inline">.</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 125 | attributes·and·function·declarations,·each·terminated·by·a·period·(<code·class="inline">.</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1456409818-1">(</span><span·class="ss">m</span><span·class="p"·data-group-id="1456409818-1">)</span><span·class="p">.</span><span·class="w">··········</span><span·class="c1">%·module·attribute</span><span·class="w"> |
| 126 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 126 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1456409818-2">(</span><span·class="p"·data-group-id="1456409818-3">[</span><span·class="ss">fact</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1456409818-3">]</span><span·class="p"·data-group-id="1456409818-2">)</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·module·attribute</span><span·class="w"> |
| 127 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 127 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="1456409818-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="1456409818-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="o">></span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">··</span><span·class="c1">%·beginning·of·function·declaration</span><span·class="w"> |
| 128 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 128 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="1456409818-5">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="1456409818-5">)</span><span·class="p">;</span><span·class="w">···</span><span·class="c1">%··|</span><span·class="w"> |
| 129 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 129 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="1456409818-6">(</span><span·class="mi">0</span><span·class="p"·data-group-id="1456409818-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···········</span><span·class="c1">%··|</span><span·class="w"> |
| 130 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">···············</span><span·class="c1">%·end·of·function·declaration</span></code></pre><p>For·a·description·of·function·declarations,·see | 130 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">···············</span><span·class="c1">%·end·of·function·declaration</span></code></pre><p>For·a·description·of·function·declarations,·see |
| 131 | <a·href="ref_man_functions.html">Function·Declaration·Syntax</a>.</p><h2·id="module-attributes"·class="section-heading"> | 131 | <a·href="ref_man_functions.html">Function·Declaration·Syntax</a>.</p><h2·id="module-attributes"·class="section-heading"> |
| 132 | ··<a·href="#module-attributes"·class="hover-link"> | 132 | ··<a·href="#module-attributes"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Module·Attributes</span> | 135 | ··<span·class="text">Module·Attributes</span> |
| 136 | </h2> | 136 | </h2> |
| Offset 176, 71 lines modified | Offset 176, 71 lines modified | ||
| 176 | meaning.</p></section></li></ul><h3·id="behaviour-module-attribute"·class="section-heading"> | 176 | meaning.</p></section></li></ul><h3·id="behaviour-module-attribute"·class="section-heading"> |
| 177 | ··<a·href="#behaviour-module-attribute"·class="hover-link"> | 177 | ··<a·href="#behaviour-module-attribute"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Behaviour·Module·Attribute</span> | 180 | ··<span·class="text">Behaviour·Module·Attribute</span> |
| 181 | </h3> | 181 | </h3> |
| 182 | <p>It·is·possible·to·specify·that·the·module·is·the·callback·module·for·a | 182 | <p>It·is·possible·to·specify·that·the·module·is·the·callback·module·for·a |
| 183 | <em>behaviour</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 183 | <em>behaviour</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="0804775856-1">(</span><span·class="n">Behaviour</span><span·class="p"·data-group-id="0804775856-1">)</span><span·class="p">.</span></code></pre><p>The·atom·<code·class="inline">Behaviour</code>·gives·the·name·of·the·behaviour,·which·can·be·a |
| 184 | user-defined·behaviour·or·one·of·the·following·OTP·standard·behaviours:</p><ul><li><code·class="inline">gen_server</code></li><li><code·class="inline">gen_statem</code></li><li><code·class="inline">gen_event</code></li><li><code·class="inline">supervisor</code></li></ul><p>The·spelling·<code·class="inline">behavior</code>·is·also·accepted.</p><p>The·callback·functions·of·the·module·can·be·specified·either·directly·by·the | 184 | user-defined·behaviour·or·one·of·the·following·OTP·standard·behaviours:</p><ul><li><code·class="inline">gen_server</code></li><li><code·class="inline">gen_statem</code></li><li><code·class="inline">gen_event</code></li><li><code·class="inline">supervisor</code></li></ul><p>The·spelling·<code·class="inline">behavior</code>·is·also·accepted.</p><p>The·callback·functions·of·the·module·can·be·specified·either·directly·by·the |
| 185 | exported·function·<code·class="inline">behaviour_info/1</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">behaviour_info</span><span·class="p"·data-group-id=" | 185 | exported·function·<code·class="inline">behaviour_info/1</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">behaviour_info</span><span·class="p"·data-group-id="5518418266-1">(</span><span·class="ss">callbacks</span><span·class="p"·data-group-id="5518418266-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Callbacks</span><span·class="p">.</span></code></pre><p>[·...·truncated·by·diffoscope;·len:·368,·SHA:·a7af2d059a9a2c76e65e0cc645f7cb18644807c89ae5af6ca80823d43b99aad5·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Result</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">Arguments</code>·is·a·list·of·zero·or·more·arguments.·The·<code·class="inline">-callback</code>·attribute |
| 186 | is·to·be·preferred·since·the·extra·type·information·can·be·used·by·tools·to | 186 | is·to·be·preferred·since·the·extra·type·information·can·be·used·by·tools·to |
| 187 | produce·documentation·or·find·discrepancies.</p><p>Read·more·about·behaviours·and·callback·modules·in | 187 | produce·documentation·or·find·discrepancies.</p><p>Read·more·about·behaviours·and·callback·modules·in |
| 188 | <a·href="../../doc/system/spec_proc.html#behaviours">OTP·Design·Principles</a>.</p><h3·id="record-definitions"·class="section-heading"> | 188 | <a·href="../../doc/system/spec_proc.html#behaviours">OTP·Design·Principles</a>.</p><h3·id="record-definitions"·class="section-heading"> |
| 189 | ··<a·href="#record-definitions"·class="hover-link"> | 189 | ··<a·href="#record-definitions"·class="hover-link"> |
| 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 191 | ··</a> | 191 | ··</a> |
| 192 | ··<span·class="text">Record·Definitions</span> | 192 | ··<span·class="text">Record·Definitions</span> |
| 193 | </h3> | 193 | </h3> |
| 194 | <p>The·same·syntax·as·for·module·attributes·is·used·for·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 194 | <p>The·same·syntax·as·for·module·attributes·is·used·for·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2221215022-1">(</span><span·class="n">Record</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fields</span><span·class="p"·data-group-id="2221215022-1">)</span><span·class="p">.</span></code></pre><p>Record·definitions·are·allowed·anywhere·in·a·module,·also·among·the·function |
| 195 | declarations.·Read·more·in·<a·href="ref_man_records.html">Records</a>.</p><h3·id="preprocessor"·class="section-heading"> | 195 | declarations.·Read·more·in·<a·href="ref_man_records.html">Records</a>.</p><h3·id="preprocessor"·class="section-heading"> |
| 196 | ··<a·href="#preprocessor"·class="hover-link"> | 196 | ··<a·href="#preprocessor"·class="hover-link"> |
| 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 198 | ··</a> | 198 | ··</a> |
| 199 | ··<span·class="text">Preprocessor</span> | 199 | ··<span·class="text">Preprocessor</span> |
| 200 | </h3> | 200 | </h3> |
| 201 | <p>The·same·syntax·as·for·module·attributes·is·used·by·the·preprocessor,·which | 201 | <p>The·same·syntax·as·for·module·attributes·is·used·by·the·preprocessor,·which |
| 202 | supports·file·inclusion,·macros,·and·conditional·compilation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 202 | supports·file·inclusion,·macros,·and·conditional·compilation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="8328341642-1">(</span><span·class="s">"SomeFile.hrl"</span><span·class="p"·data-group-id="8328341642-1">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 203 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="8328341642-2">(</span><span·class="n">Macro</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Replacement</span><span·class="p"·data-group-id="8328341642-2">)</span><span·class="p">.</span></code></pre><p>Read·more·in·<a·href="macros.html">Preprocessor</a>.</p><h3·id="setting-file-and-line"·class="section-heading"> |
| 204 | ··<a·href="#setting-file-and-line"·class="hover-link"> | 204 | ··<a·href="#setting-file-and-line"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">Setting·File·and·Line</span> | 207 | ··<span·class="text">Setting·File·and·Line</span> |
| 208 | </h3> | 208 | </h3> |
| 209 | <p>The·same·syntax·as·for·module·attributes·is·used·for·changing·the·pre-defined | 209 | <p>The·same·syntax·as·for·module·attributes·is·used·for·changing·the·pre-defined |
| 210 | macros·<code·class="inline">?FILE</code>·and·<code·class="inline">?LINE</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">file</span><span·class="p"·data-group-id=" | 210 | macros·<code·class="inline">?FILE</code>·and·<code·class="inline">?LINE</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">file</span><span·class="p"·data-group-id="5065220145-1">(</span><span·class="n">File</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Line</span><span·class="p"·data-group-id="5065220145-1">)</span><span·class="p">.</span></code></pre><p>This·attribute·is·used·by·tools,·such·as·Yecc,·to·inform·the·compiler·that·the |
| 211 | source·program·is·generated·by·another·tool.·It·also·indicates·the | 211 | source·program·is·generated·by·another·tool.·It·also·indicates·the |
| 212 | correspondence·of·source·files·to·lines·of·the·original·user-written·file,·from | 212 | correspondence·of·source·files·to·lines·of·the·original·user-written·file,·from |
| 213 | which·the·source·program·is·produced.</p><h3·id="types-and-function-specifications"·class="section-heading"> | 213 | which·the·source·program·is·produced.</p><h3·id="types-and-function-specifications"·class="section-heading"> |
| 214 | ··<a·href="#types-and-function-specifications"·class="hover-link"> | 214 | ··<a·href="#types-and-function-specifications"·class="hover-link"> |
| 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 216 | ··</a> | 216 | ··</a> |
| 217 | ··<span·class="text">Types·and·function·specifications</span> | 217 | ··<span·class="text">Types·and·function·specifications</span> |
| 218 | </h3> | 218 | </h3> |
| 219 | <p>A·similar·syntax·as·for·module·attributes·is·used·for·specifying·types·and | 219 | <p>A·similar·syntax·as·for·module·attributes·is·used·for·specifying·types·and |
| 220 | function·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_type</span><span·class="p"·data-group-id=" | 220 | function·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_type</span><span·class="p"·data-group-id="6813182003-1">(</span><span·class="p"·data-group-id="6813182003-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="6813182003-2">(</span><spa[·...·truncated·by·diffoscope;·len:·246,·SHA:·09cfdd81b96251d8c9b024dee698f9e93e7cad623388707b98b61918dd2972f0·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">my_function</span><span·class="p"·data-group-id=" | 221 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">my_function</span><span·class="p"·data-group-id="6813182003-4">(</span><span·class="nf">integer</span><span·class="p"·data-group-id="6813182003-5">(</span><span·class="p"·data-group-id="6813182003-5">)</span><span·class="p"·data-group-id="6813182003-4">)</span><span·class="w">·</span><span·class="p">->[·...·truncated·by·diffoscope;·len:·157,·SHA:·a3d2269cf048828516a2f9179d27f6636e4738ef4b68d71685919bdf8207d61c·...·]-6">)</span><span·class="p">.</span></code></pre><p>Read·more·in·<a·href="typespec.html">Types·and·Function·specifications</a>.</p><p>The·description·is·based·on |
| 222 | <a·href="http://www.erlang.org/eeps/eep-0008.html">EEP8·-·Types·and·function·specifications</a>, | 222 | <a·href="http://www.erlang.org/eeps/eep-0008.html">EEP8·-·Types·and·function·specifications</a>, |
| 223 | which·is·not·to·be·further·updated.</p><h3·id="documentation-attributes"·class="section-heading"> | 223 | which·is·not·to·be·further·updated.</p><h3·id="documentation-attributes"·class="section-heading"> |
| 224 | ··<a·href="#documentation-attributes"·class="hover-link"> | 224 | ··<a·href="#documentation-attributes"·class="hover-link"> |
| 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 225 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 226 | ··</a> | 226 | ··</a> |
| 227 | ··<span·class="text">Documentation·attributes</span> | 227 | ··<span·class="text">Documentation·attributes</span> |
| 228 | </h3> | 228 | </h3> |
| 229 | <p>The·module·attribute·<code·class="inline">-doc(Documentation)</code>·is·used·to·provide·user·documentation | 229 | <p>The·module·attribute·<code·class="inline">-doc(Documentation)</code>·is·used·to·provide·user·documentation |
| 230 | for·a·function/type/callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 230 | for·a·function/type/callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="1642096698-1">(</span><span·class="s">"Example·documentation"</span><span·class="p"·data-group-id="1642096698-1">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">example</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">example</span><span·class="p"·data-group-id="1642096698-2">(</span><span·class="p"·data-group-id="1642096698-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>The·attribute·should·be·placed·just·before·the·entity·it·documents.The |
| 232 | parenthesis·are·optional·around·<code·class="inline">Documentation</code>.·The·allowed·values·for | 232 | parenthesis·are·optional·around·<code·class="inline">Documentation</code>.·The·allowed·values·for |
| 233 | <code·class="inline">Documentation</code>·are:</p><ul><li><p><strong><a·href="data_types.html#string">literal·string</a>·or | 233 | <code·class="inline">Documentation</code>·are:</p><ul><li><p><strong><a·href="data_types.html#string">literal·string</a>·or |
| 234 | <a·href="expressions.html#unicode-segments">utf-8·encoded·binary·string</a></strong>·-·The·string | 234 | <a·href="expressions.html#unicode-segments">utf-8·encoded·binary·string</a></strong>·-·The·string |
| 235 | documenting·the·entity.·Any·literal·string·is·allowed,·so·both | 235 | documenting·the·entity.·Any·literal·string·is·allowed,·so·both |
| 236 | <a·href="data_types.html#tqstring">triple·quoted·strings</a>·and | 236 | <a·href="data_types.html#tqstring">triple·quoted·strings</a>·and |
| 237 | <a·href="data_types.html#sigil">sigils</a>·that·translate·to·literal·strings·can·be·used. | 237 | <a·href="data_types.html#sigil">sigils</a>·that·translate·to·literal·strings·can·be·used. |
| 238 | The·following·examples·are·equivalent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 238 | The·following·examples·are·equivalent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="1790423335-1">(</span><span·class="s">"Example·\"docs\""</span><span·class="p"·data-group-id="1790423335-1">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id=" | 239 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="p"·data-group-id="1790423335-2">(</span><span·class="p"·data-group-id="1790423335-3"><<</span><span·class="s">"Example·\"docs\""</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="1790423335-3">>></span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·2329430bf188211ff09352a1a1203fbda7236c6573fadcb65f61b9dc4d0ceed7·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~S/Example·"docs"/</span><span·class="p">.</span><span·class="w"> | 240 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~S/Example·"docs"/</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" | 241 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">""</span><span·class="s">" |
| 242 | ···Example·"</span><span·class="ss">docs</span><span·class="s">" | 242 | ···Example·"</span><span·class="ss">docs</span><span·class="s">" |
| 243 | ···"</span><span·class="s">""</span><span·class="w"> | 243 | ···"</span><span·class="s">""</span><span·class="w"> |
| 244 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~B|Example·"docs"|</span><span·class="p">.</span></code></pre><p>For·clarity·it·is·recommended·to·use·either·normal·<code·class="inline">"strings"</code>·or·triple | 244 | </span><span·class="p">-</span><span·class="na">doc</span><span·class="w">·</span><span·class="s">~B|Example·"docs"|</span><span·class="p">.</span></code></pre><p>For·clarity·it·is·recommended·to·use·either·normal·<code·class="inline">"strings"</code>·or·triple |
| 245 | quoted·strings·for·documentation·attributes.</p></li><li><p><strong><code·class="inline">{file,</code>·<a·href="../../lib/kernel-10.2.3/doc/html/file.html#t:name/0"><code·class="inline">file:name/0</code></a>·<code·class="inline">}</code></strong>·-·Read·the·contents·of·filename·and·use | 245 | quoted·strings·for·documentation·attributes.</p></li><li><p><strong><code·class="inline">{file,</code>·<a·href="../../lib/kernel-10.2.3/doc/html/file.html#t:name/0"><code·class="inline">file:name/0</code></a>·<code·class="inline">}</code></strong>·-·Read·the·contents·of·filename·and·use |
| 246 | that·as·the·documentation·string.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Set·the·current·entity·as·hidden,·that·is,·it·should·not·be | 246 | that·as·the·documentation·string.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Set·the·current·entity·as·hidden,·that·is,·it·should·not·be |
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| 253 | ··<a·href="#the-feature-directive"·class="hover-link"> | 253 | ··<a·href="#the-feature-directive"·class="hover-link"> |
| 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 255 | ··</a> | 255 | ··</a> |
| 256 | ··<span·class="text">The·feature·directive</span> | 256 | ··<span·class="text">The·feature·directive</span> |
| 257 | </h2> | 257 | </h2> |
| 258 | <p>While·not·a·module·attribute,·but·rather·a·directive·(since·it·might·affect | 258 | <p>While·not·a·module·attribute,·but·rather·a·directive·(since·it·might·affect |
| 259 | syntax),·there·is·the·<code·class="inline">-feature(..)</code>·directive·used·for·enabling·and·disabling | 259 | syntax),·there·is·the·<code·class="inline">-feature(..)</code>·directive·used·for·enabling·and·disabling |
| 260 | <a·href="../../doc/system/features.html#features">features</a>.</p><p>The·syntax·is·similar·to·that·of·an·attribute,·but·has·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id=" | 260 | <a·href="../../doc/system/features.html#features">features</a>.</p><p>The·syntax·is·similar·to·that·of·an·attribute,·but·has·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id="8695198692-1">(</span><span·class="n">FeatureName</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">enable</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">disable</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·5ef3077820d6967270e2bb92db6de072e56f690e2a8e0a19642a42f134b39d14·...·]-1">)</span><span·class="p">.</span></code></pre><p>Note·that·the·<a·href="macros.html#feature-directive">feature·directive</a>·can·only·appear |
| 261 | in·a·prefix·of·the·module.</p><h2·id="comments"·class="section-heading"> | 261 | in·a·prefix·of·the·module.</p><h2·id="comments"·class="section-heading"> |
| 262 | ··<a·href="#comments"·class="hover-link"> | 262 | ··<a·href="#comments"·class="hover-link"> |
| 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 263 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 264 | ··</a> | 264 | ··</a> |
| 265 | ··<span·class="text">Comments</span> | 265 | ··<span·class="text">Comments</span> |
| 266 | </h2> | 266 | </h2> |
| 267 | <p>Comments·can·be·placed·anywhere·in·a·module·except·within·strings·and | 267 | <p>Comments·can·be·placed·anywhere·in·a·module·except·within·strings·and |
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| 347 | ······<p·class="built-using"> | 347 | ······<p·class="built-using"> |
| 348 | ········Built·using | 348 | ········Built·using |
| 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 351 | ······</p> | 351 | ······</p> |
| 352 | <p>Copyright·©·1996-202 | 352 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 353 | ····</footer> | 353 | ····</footer> |
| 354 | ··</div> | 354 | ··</div> |
| 355 | </main> | 355 | </main> |
| 356 | </div> | 356 | </div> |
| 357 | <script> | 357 | <script> |
| 358 | ··function·mermaidLoaded()·{ | 358 | ··function·mermaidLoaded()·{ |
| 359 | ····mermaid.initialize({ | 359 | ····mermaid.initialize({ |
| Offset 133, 26 lines modified | Offset 133, 26 lines modified | ||
| 133 | ··<span·class="text">Erlang·Program</span> | 133 | ··<span·class="text">Erlang·Program</span> |
| 134 | </h2> | 134 | </h2> |
| 135 | <p>Even·if·all·functions·of·a·module·are·NIFs,·an·Erlang·module·is·still·needed·for | 135 | <p>Even·if·all·functions·of·a·module·are·NIFs,·an·Erlang·module·is·still·needed·for |
| 136 | two·reasons:</p><ul><li>The·NIF·library·must·be·explicitly·loaded·by·Erlang·code·in·the·same·module.</li><li>All·NIFs·of·a·module·must·have·an·Erlang·implementation·as·well.</li></ul><p>Normally·these·are·minimal·stub·implementations·that·throw·an·exception.·But | 136 | two·reasons:</p><ul><li>The·NIF·library·must·be·explicitly·loaded·by·Erlang·code·in·the·same·module.</li><li>All·NIFs·of·a·module·must·have·an·Erlang·implementation·as·well.</li></ul><p>Normally·these·are·minimal·stub·implementations·that·throw·an·exception.·But |
| 137 | they·can·also·be·used·as·fallback·implementations·for·functions·that·do·not·have | 137 | they·can·also·be·used·as·fallback·implementations·for·functions·that·do·not·have |
| 138 | native·implementations·on·some·architectures.</p><p>NIF·libraries·are·loaded·by·calling·<a·href="../../erts-15.2.3/doc/html/erlang.html#load_nif/2"><code·class="inline">erlang:load_nif/2</code></a>,·with·the·name·of·the | 138 | native·implementations·on·some·architectures.</p><p>NIF·libraries·are·loaded·by·calling·<a·href="../../erts-15.2.3/doc/html/erlang.html#load_nif/2"><code·class="inline">erlang:load_nif/2</code></a>,·with·the·name·of·the |
| 139 | shared·library·as·argument.·The·second·argument·can·be·any·term·that·will·be | 139 | shared·library·as·argument.·The·second·argument·can·be·any·term·that·will·be |
| 140 | passed·on·to·the·library·and·used·for·initialization:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 140 | passed·on·to·the·library·and·used·for·initialization:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1244060655-1">(</span><span·class="ss">complex6</span><span·class="p"·data-group-id="1244060655-1">)</span><span·class="p">.</span><span·class="w"> |
| 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1244060655-2">(</span><span·class="p"·data-group-id="1244060655-3">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·6d99b5739738d09935eb713725b049935bc2f3fa95fe5e9f739061bf99584f9c·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id=" | 142 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id="1244060655-4">(</span><span·class="p"·data-group-id="1244060655-5">[</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·2854f2673d39bd1c30b5c697b2a6eb87cd4d0578b0dace61cecaae2829a6f6ee·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id=" | 143 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="1244060655-6">(</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="1244060655-6">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 144 | </span><span·class="nf">init</span><span·class="p"·data-group-id="1244060655-7">(</span><span·class="p"·data-group-id="1244060655-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 145 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 145 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="1244060655-8">(</span><span·class="s">"./complex6_nif"</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="1244060655-8">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="1244060655-9">(</span><span·class="p">_</span><span·class="n">X</span><span·class="p"·data-group-id="1244060655-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id=" | 147 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id="1244060655-10">(</span><span·class="ss">nif_library_not_loaded</span><span·class="p"·data-group-id="1244060655-10">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 148 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="1244060655-11">(</span><span·class="p">_</span><span·class="n">Y</span><span·class="p"·data-group-id="1244060655-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id=" | 149 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id="1244060655-12">(</span><span·class="ss">nif_library_not_loaded</span><span·class="p"·data-group-id="1244060655-12">)</span><span·class="p">.</span></code></pre><p>Here,·the·directive·<code·class="inline">on_load</code>·is·used·to·get·function·<code·class="inline">init</code>·to·be·automatically |
| 150 | called·when·the·module·is·loaded.·If·<code·class="inline">init</code>·returns·anything·other·than·<code·class="inline">ok</code>, | 150 | called·when·the·module·is·loaded.·If·<code·class="inline">init</code>·returns·anything·other·than·<code·class="inline">ok</code>, |
| 151 | such·when·the·loading·of·the·NIF·library·fails·in·this·example,·the·module·is | 151 | such·when·the·loading·of·the·NIF·library·fails·in·this·example,·the·module·is |
| 152 | unloaded·and·calls·to·functions·within·it,·fail.</p><p>Loading·the·NIF·library·overrides·the·stub·implementations·and·cause·calls·to | 152 | unloaded·and·calls·to·functions·within·it,·fail.</p><p>Loading·the·NIF·library·overrides·the·stub·implementations·and·cause·calls·to |
| 153 | <code·class="inline">foo</code>·and·<code·class="inline">bar</code>·to·be·dispatched·to·the·NIF·implementations·instead.</p><h2·id="nif-library-code"·class="section-heading"> | 153 | <code·class="inline">foo</code>·and·<code·class="inline">bar</code>·to·be·dispatched·to·the·NIF·implementations·instead.</p><h2·id="nif-library-code"·class="section-heading"> |
| 154 | ··<a·href="#nif-library-code"·class="hover-link"> | 154 | ··<a·href="#nif-library-code"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
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| 209 | ··<a·href="#running-the-example"·class="hover-link"> | 209 | ··<a·href="#running-the-example"·class="hover-link"> |
| 210 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 210 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 211 | ··</a> | 211 | ··</a> |
| 212 | ··<span·class="text">Running·the·Example</span> | 212 | ··<span·class="text">Running·the·Example</span> |
| 213 | </h2> | 213 | </h2> |
| 214 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·complex6_nif.so·-fpic·-shared·complex.c·complex6_nif.c | 214 | <p><em>Step·1.</em>·Compile·the·C·code:</p><pre><code·class="text">unix>·gcc·-o·complex6_nif.so·-fpic·-shared·complex.c·complex6_nif.c |
| 215 | windows>·cl·-LD·-MD·-Fe·complex6_nif.dll·complex.c·complex6_nif.c</code></pre><p><em>Step·2:</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> | 215 | windows>·cl·-LD·-MD·-Fe·complex6_nif.dll·complex.c·complex6_nif.c</code></pre><p><em>Step·2:</em>·Start·Erlang·and·compile·the·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="ss">erl</span><span·class="w"> |
| 216 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B04</span><span·class="w">·</span><span·class="p"·data-group-id="1 | 216 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B04</span><span·class="w">·</span><span·class="p"·data-group-id="1836617562-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.7</span><span·class="p">.</span><span·class="mi">5</span><span·class="p"·data-group-id="1836617562-1">)</span><span·class="w">·</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·1129,·SHA:·2d3a304342009d9c9ffaf4b9845a5f5c271cf235ab8ac770f21e4fa72de59b5b·...·]-6">]</span><span·class="w"> |
| 217 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.5</span><span·class="w">··</span><span·class="p"·data-group-id="1 | 217 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.5</span><span·class="w">··</span><span·class="p"·data-group-id="1836617562-7">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="1836617562-7">)</span><span·class="gp·unselectable"> |
| 218 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="1 | 218 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="1836617562-8">(</span><span·class="ss">complex6</span><span·class="p"·data-group-id="1836617562-8">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="p"·data-group-id="1 | 219 | </span><span·class="p"·data-group-id="1836617562-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">complex6</span><span·class="p"·data-group-id="1836617562-9">}</span></code></pre><p><em>Step·3:</em>·Run·the·example:</p><pre><code·class="makeup·erlang"·translate="no"[·...·truncated·by·diffoscope;·len:·246,·SHA:·a15bb886c435ee097df086d9691d18647bbbacaa136f742f605882d5853bbfb0·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 220 | </span><span·class="mi">4</span><span·class="gp·unselectable"> | 220 | </span><span·class="mi">4</span><span·class="gp·unselectable"> |
| 221 | 4>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="0 | 221 | 4>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="0992560908-2">(</span><span·class="mi">5</span><span·class="p"·data-group-id="0992560908-2">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="mi">10</span><span·class="gp·unselectable"> | 222 | </span><span·class="mi">10</span><span·class="gp·unselectable"> |
| 223 | 5>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="0 | 223 | 5>·</span><span·class="nc">complex6</span><span·class="p">:</span><span·class="nf">foo</span><span·class="p"·data-group-id="0992560908-3">(</span><span·class="s">"not·an·integer"</span><span·class="p"·data-group-id="0992560908-3">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="gt">**·exception·error:·bad·argument | 224 | </span><span·class="gt">**·exception·error:·bad·argument |
| 225 | ·····in·function··complex6:foo/1 | 225 | ·····in·function··complex6:foo/1 |
| 226 | ········called·as·comlpex6:foo("not·an·integer")</span></code></pre> | 226 | ········called·as·comlpex6:foo("not·an·integer")</span></code></pre> |
| 227 | </div> | 227 | </div> |
| 228 | <div·class="bottom-actions"·id="bottom-actions"> | 228 | <div·class="bottom-actions"·id="bottom-actions"> |
| 229 | ··<div·class="bottom-actions-item"> | 229 | ··<div·class="bottom-actions-item"> |
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| 271 | ······<p·class="built-using"> | 271 | ······<p·class="built-using"> |
| 272 | ········Built·using | 272 | ········Built·using |
| 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 275 | ······</p> | 275 | ······</p> |
| 276 | <p>Copyright·©·1996-202 | 276 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 277 | ····</footer> | 277 | ····</footer> |
| 278 | ··</div> | 278 | ··</div> |
| 279 | </main> | 279 | </main> |
| 280 | </div> | 280 | </div> |
| 281 | <script> | 281 | <script> |
| 282 | ··function·mermaidLoaded()·{ | 282 | ··function·mermaidLoaded()·{ |
| 283 | ····mermaid.initialize({ | 283 | ····mermaid.initialize({ |
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| 122 | ··<span·class="text">Opaque·Type·Aliases</span> | 122 | ··<span·class="text">Opaque·Type·Aliases</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·main·use·case·for·opacity·in·Erlang·is·to·hide·the·implementation·of·a·data | 124 | <p>The·main·use·case·for·opacity·in·Erlang·is·to·hide·the·implementation·of·a·data |
| 125 | type,·enabling·evolving·the·API·while·minimizing·the·risk·of·breaking·consumers. | 125 | type,·enabling·evolving·the·API·while·minimizing·the·risk·of·breaking·consumers. |
| 126 | The·runtime·does·not·check·opacity.·Dialyzer·provides·some·opacity-checking,·but | 126 | The·runtime·does·not·check·opacity.·Dialyzer·provides·some·opacity-checking,·but |
| 127 | the·rest·is·up·to·convention.</p><p>This·document·explains·what·Erlang·opacity·is·(and·the·trade-offs·involved)·via | 127 | the·rest·is·up·to·convention.</p><p>This·document·explains·what·Erlang·opacity·is·(and·the·trade-offs·involved)·via |
| 128 | the·example·of·the·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#t:set/0"><code·class="inline">sets:set()</code></a>·data·type.·This·type·<em>was</em> | 128 | the·example·of·the·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#t:set/0"><code·class="inline">sets:set()</code></a>·data·type.·This·type·<em>was</em> |
| 129 | defined·in·the·<code·class="inline">sets</code>·module·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">set</span><span·class="p"·data-group-id="8586903706-1">(</span><span·class="n">Element</span><span·class="p"·data-group-id="8586903706-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">set</span><span·class="p"·data-group-id="8586903706-2">{</span><span·class="ss">segs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">segs</span><span·class="p"·data-group-id="8586903706-3">(</span><span·class="n">Element</span><span·class="p"·data-group-id="8586903706-3">)</span><span·class="p"·data-group-id="8586903706-2">}</span><span·class="p">.</span></code></pre><p>OTP·24·changed·the·definition·to·the·following·in | ||
| 130 | 129 | defined·in·the·<code·class="inline">sets</code>·module·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">set</span><span·class="p"·data-group-id="678[·...·truncated·by·diffoscope;·len:·732,·SHA:·d56badbc79c1ac2226506a199169a5f3a9cca0a223fc84b6b293100bbf948336·...·] | |
| 130 | <a·href="https://github.com/erlang/otp/commit/e66941e8d7c47b973dff94c0308ea85a6be1958e">this·commit</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">set</span><span·class="p"·data-group-id="5658510082-1">(</span><span·class="n">Element</span><span·class="p"·data-group-id="5658510082-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">set</span><span·class="p"·data-group-id="5658510082-2">{</span><span·class="ss">segs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">segs</span><span·class="p"·data-group-id="5658510082-3">(</span><span·class="n">Element</span><span·class="p"·data-group-id="5658510082-3">)</span><span·class="p"·data-group-id="5658510082-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="5658510082-4">#{</span><span·class="n">Element</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="o">?</span><span·class="n">VALUE</span><span·class="p"·data-group-id="5658510082-4">}</span><span·class="p">.</span></code></pre><p>And·this·change·was·safer·and·more·backwards-compatible·than·if·the·type·had | ||
| 131 | been·defined·with·<code·class="inline">-type</code>·instead·of·<code·class="inline">-opaque</code>.·Here·is·why:·when·a·module | 131 | been·defined·with·<code·class="inline">-type</code>·instead·of·<code·class="inline">-opaque</code>.·Here·is·why:·when·a·module |
| 132 | defines·an·<code·class="inline">-opaque</code>,·the·contract·is·that·only·the·defining·module·should·rely | 132 | defines·an·<code·class="inline">-opaque</code>,·the·contract·is·that·only·the·defining·module·should·rely |
| 133 | on·the·definition·of·the·type:·no·other·modules·should·rely·on·the·definition.</p><p>This·means·that·code·that·pattern-matched·on·<code·class="inline">set</code>·as·a·record/tuple·technically | 133 | on·the·definition·of·the·type:·no·other·modules·should·rely·on·the·definition.</p><p>This·means·that·code·that·pattern-matched·on·<code·class="inline">set</code>·as·a·record/tuple·technically |
| 134 | broke·the·contract,·and·opted·in·to·being·potentially·broken·when·the·definition | 134 | broke·the·contract,·and·opted·in·to·being·potentially·broken·when·the·definition |
| 135 | of·<code·class="inline">set()</code>·changed.·Before·OTP·24,·this·code·printed·<code·class="inline">ok</code>.·In·OTP·24·it·may | 135 | of·<code·class="inline">set()</code>·changed.·Before·OTP·24,·this·code·printed·<code·class="inline">ok</code>.·In·OTP·24·it·may |
| 136 | error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 136 | error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="3238582495-1">(</span><span·class="p"·data-group-id="3238582495-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 137 | ····</span><span·class="n">Set</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id=" | 137 | ····</span><span·class="n">Set</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="3238582495-2">(</span><span·class="n">Set</span><span·class="p"·data-group-id="3238582495-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 138 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 138 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3238582495-3">(</span><span·class="s">"ok"</span><span·class="p"·data-group-id="3238582495-3">)</span><span·class="w"> |
| 139 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p><strong>When·working·with·an·opaque·defined·in·another·module,·here·are·some | 139 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p><strong>When·working·with·an·opaque·defined·in·another·module,·here·are·some |
| 140 | recommendations:</strong></p><ul><li>Don't·examine·the·underlying·type·using·pattern-matching,·guards,·or·functions | 140 | recommendations:</strong></p><ul><li>Don't·examine·the·underlying·type·using·pattern-matching,·guards,·or·functions |
| 141 | that·reveal·the·type,·such·as·<a·href="../../erts-15.2.3/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>·.</li><li>Instead,·use·functions·provided·by·the·module·for·working·with·the·type.·For | 141 | that·reveal·the·type,·such·as·<a·href="../../erts-15.2.3/doc/html/erlang.html#tuple_size/1"><code·class="inline">tuple_size/1</code></a>·.</li><li>Instead,·use·functions·provided·by·the·module·for·working·with·the·type.·For |
| 142 | example,·<code·class="inline">sets</code>·module·provides·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#new/0"><code·class="inline">sets:new/0</code></a>,·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#add_element/2"><code·class="inline">sets:add_element/2</code></a>, | 142 | example,·<code·class="inline">sets</code>·module·provides·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#new/0"><code·class="inline">sets:new/0</code></a>,·<a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#add_element/2"><code·class="inline">sets:add_element/2</code></a>, |
| 143 | <a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#is_element/2"><code·class="inline">sets:is_element/2</code></a>,·and·so·on.</li><li><p><a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#t:set/1"><code·class="inline">sets:set(a)</code></a>·is·a·subtype·of·<code·class="inline">sets:set(a·|·b)</code>·and·not·the | 143 | <a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#is_element/2"><code·class="inline">sets:is_element/2</code></a>,·and·so·on.</li><li><p><a·href="../../lib/stdlib-6.2.1/doc/html/sets.html#t:set/1"><code·class="inline">sets:set(a)</code></a>·is·a·subtype·of·<code·class="inline">sets:set(a·|·b)</code>·and·not·the |
| 144 | other·way·around.·Generally,·you·can·rely·on·the·property·that·<code·class="inline">the_opaque(T)</code> | 144 | other·way·around.·Generally,·you·can·rely·on·the·property·that·<code·class="inline">the_opaque(T)</code> |
| 145 | is·a·subtype·of·<code·class="inline">the_opaque(U)</code>·when·T·is·a·subtype·of·U.</p></li></ul><p><strong>When·defining·your·own·opaques,·here·are·some·recommendations:</strong></p><ul><li>Since·consumers·are·expected·to·not·rely·on·the·definition·of·the·opaque·type, | 145 | is·a·subtype·of·<code·class="inline">the_opaque(U)</code>·when·T·is·a·subtype·of·U.</p></li></ul><p><strong>When·defining·your·own·opaques,·here·are·some·recommendations:</strong></p><ul><li>Since·consumers·are·expected·to·not·rely·on·the·definition·of·the·opaque·type, |
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| 205 | ······<p·class="built-using"> | 205 | ······<p·class="built-using"> |
| 206 | ········Built·using | 206 | ········Built·using |
| 207 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 207 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 208 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 208 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 209 | ······</p> | 209 | ······</p> |
| 210 | <p>Copyright·©·1996-202 | 210 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 211 | ····</footer> | 211 | ····</footer> |
| 212 | ··</div> | 212 | ··</div> |
| 213 | </main> | 213 | </main> |
| 214 | </div> | 214 | </div> |
| 215 | <script> | 215 | <script> |
| 216 | ··function·mermaidLoaded()·{ | 216 | ··function·mermaidLoaded()·{ |
| 217 | ····mermaid.initialize({ | 217 | ····mermaid.initialize({ |
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| 201 | ··</a> | 201 | ··</a> |
| 202 | ··<span·class="text">Sanity·check</span> | 202 | ··<span·class="text">Sanity·check</span> |
| 203 | </h2> | 203 | </h2> |
| 204 | <p>The·application·dependencies·can·be·checked·using·the·Erlang·shell. | 204 | <p>The·application·dependencies·can·be·checked·using·the·Erlang·shell. |
| 205 | Application·dependencies·are·verified·among·installed·applications·by | 205 | Application·dependencies·are·verified·among·installed·applications·by |
| 206 | <code·class="inline">otp_patch_apply</code>,·but·these·are·not·necessarily·those·actually·loaded. | 206 | <code·class="inline">otp_patch_apply</code>,·but·these·are·not·necessarily·those·actually·loaded. |
| 207 | By·calling·<code·class="inline">system_information:sanity_check()</code>·one·can·validate | 207 | By·calling·<code·class="inline">system_information:sanity_check()</code>·one·can·validate |
| 208 | dependencies·among·applications·actually·loaded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">system_information</span><span·class="p">:</span><span·class="nf">sanity_check</span><span·class="p"·data-group-id=" | 208 | dependencies·among·applications·actually·loaded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">system_information</span><span·class="p">:</span><span·class="nf">sanity_check</span><span·class="p"·data-group-id="0294375472-1">(</span><span·class="p"·data-group-id="0294375472-1">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="ss">ok</span></code></pre><p>Please·take·a·look·at·the·reference·of·<a·href="../../lib/runtime_tools-2.1.1/doc/html/system_information.html#sanity_check/0"·title="">sanity_check()</a>·for·more | 209 | </span><span·class="ss">ok</span></code></pre><p>Please·take·a·look·at·the·reference·of·<a·href="../../lib/runtime_tools-2.1.1/doc/html/system_information.html#sanity_check/0"·title="">sanity_check()</a>·for·more |
| 210 | information.</p> | 210 | information.</p> |
| 211 | </div> | 211 | </div> |
| 212 | <div·class="bottom-actions"·id="bottom-actions"> | 212 | <div·class="bottom-actions"·id="bottom-actions"> |
| 213 | ··<div·class="bottom-actions-item"> | 213 | ··<div·class="bottom-actions-item"> |
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| 254 | ······<p·class="built-using"> | 254 | ······<p·class="built-using"> |
| 255 | ········Built·using | 255 | ········Built·using |
| 256 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 256 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 257 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 257 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 258 | ······</p> | 258 | ······</p> |
| 259 | <p>Copyright·©·1996-202 | 259 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 260 | ····</footer> | 260 | ····</footer> |
| 261 | ··</div> | 261 | ··</div> |
| 262 | </main> | 262 | </main> |
| 263 | </div> | 263 | </div> |
| 264 | <script> | 264 | <script> |
| 265 | ··function·mermaidLoaded()·{ | 265 | ··function·mermaidLoaded()·{ |
| 266 | ····mermaid.initialize({ | 266 | ····mermaid.initialize({ |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 128 | succeeds,·any·unbound·variables·in·the·pattern·become·bound.·If·the·matching | 128 | succeeds,·any·unbound·variables·in·the·pattern·become·bound.·If·the·matching |
| 129 | fails,·an·exception·is·raised.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">X</span><span·class="p">.</span><span·class="w"> | 129 | fails,·an·exception·is·raised.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">X</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="gt">**·1:1:·variable·'X'·is·unbound·**</span><span·class="gp·unselectable"> | 130 | </span><span·class="gt">**·1:1:·variable·'X'·is·unbound·**</span><span·class="gp·unselectable"> |
| 131 | 2>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">.</span><span·class="w"> | 131 | 2>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">.</span><span·class="w"> |
| 132 | </span><span·class="mi">2</span><span·class="gp·unselectable"> | 132 | </span><span·class="mi">2</span><span·class="gp·unselectable"> |
| 133 | 3>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 133 | 3>·</span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 134 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 135 | 4>·</span><span·class="p"·data-group-id=" | 135 | 4>·</span><span·class="p"·data-group-id="8343817188-1">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="8343817188-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·179,·SHA:·269c559ab8209bf84879d9a641bac83579e2d1b52aebff8247cabb93c6f755ed·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{1,2}</span><span·class="gp·unselectable"> | 136 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{1,2}</span><span·class="gp·unselectable"> |
| 137 | 5>·</span><span·class="p"·data-group-id=" | 137 | 5>·</span><span·class="p"·data-group-id="8343817188-3">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="8343817188-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·179,·SHA:·3c47b6b61174cd62a07390d82e559255715ee922093664ed9702732d28ef3eb7·...·]-4">}</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="p"·data-group-id=" | 138 | </span><span·class="p"·data-group-id="8343817188-5">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="8343817188-5">}</span><span·class="gp·unselectable"> |
| 139 | 6>·</span><span·class="n">Y</span><span·class="p">.</span><span·class="w"> | 139 | 6>·</span><span·class="n">Y</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="mi">3</span></code></pre> | 140 | </span><span·class="mi">3</span></code></pre> |
| 141 | </div> | 141 | </div> |
| 142 | <div·class="bottom-actions"·id="bottom-actions"> | 142 | <div·class="bottom-actions"·id="bottom-actions"> |
| 143 | ··<div·class="bottom-actions-item"> | 143 | ··<div·class="bottom-actions-item"> |
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| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
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| 225 | ······<p·class="built-using"> | 225 | ······<p·class="built-using"> |
| 226 | ········Built·using | 226 | ········Built·using |
| 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 229 | ······</p> | 229 | ······</p> |
| 230 | <p>Copyright·©·1996-202 | 230 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 231 | ····</footer> | 231 | ····</footer> |
| 232 | ··</div> | 232 | ··</div> |
| 233 | </main> | 233 | </main> |
| 234 | </div> | 234 | </div> |
| 235 | <script> | 235 | <script> |
| 236 | ··function·mermaidLoaded()·{ | 236 | ··function·mermaidLoaded()·{ |
| 237 | ····mermaid.initialize({ | 237 | ····mermaid.initialize({ |
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| 311 | ······<p·class="built-using"> | 311 | ······<p·class="built-using"> |
| 312 | ········Built·using | 312 | ········Built·using |
| 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 315 | ······</p> | 315 | ······</p> |
| 316 | <p>Copyright·©·1996-202 | 316 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 317 | ····</footer> | 317 | ····</footer> |
| 318 | ··</div> | 318 | ··</div> |
| 319 | </main> | 319 | </main> |
| 320 | </div> | 320 | </div> |
| 321 | <script> | 321 | <script> |
| 322 | ··function·mermaidLoaded()·{ | 322 | ··function·mermaidLoaded()·{ |
| 323 | ····mermaid.initialize({ | 323 | ····mermaid.initialize({ |
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| 122 | ··<span·class="text">Records·and·Tuples</span> | 122 | ··<span·class="text">Records·and·Tuples</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>The·main·advantage·of·using·records·rather·than·tuples·is·that·fields·in·a | 124 | <p>The·main·advantage·of·using·records·rather·than·tuples·is·that·fields·in·a |
| 125 | record·are·accessed·by·name,·whereas·fields·in·a·tuple·are·accessed·by·position. | 125 | record·are·accessed·by·name,·whereas·fields·in·a·tuple·are·accessed·by·position. |
| 126 | To·illustrate·these·differences,·suppose·that·you·want·to·represent·a·person | 126 | To·illustrate·these·differences,·suppose·that·you·want·to·represent·a·person |
| 127 | with·the·tuple·<code·class="inline">{Name,·Address,·Phone}</code>.</p><p>To·write·functions·that·manipulate·this·data,·remember·the·following:</p><ul><li>The·<code·class="inline">Name</code>·field·is·the·first·element·of·the·tuple.</li><li>The·<code·class="inline">Address</code>·field·is·the·second·element.</li><li>The·<code·class="inline">Phone</code>·field·is·the·third·element.</li></ul><p>For·example,·to·extract·data·from·a·variable·<code·class="inline">P</code>·that·contains·such·a·tuple,·you | 127 | with·the·tuple·<code·class="inline">{Name,·Address,·Phone}</code>.</p><p>To·write·functions·that·manipulate·this·data,·remember·the·following:</p><ul><li>The·<code·class="inline">Name</code>·field·is·the·first·element·of·the·tuple.</li><li>The·<code·class="inline">Address</code>·field·is·the·second·element.</li><li>The·<code·class="inline">Phone</code>·field·is·the·third·element.</li></ul><p>For·example,·to·extract·data·from·a·variable·<code·class="inline">P</code>·that·contains·such·a·tuple,·you |
| 128 | can·write·the·following·code·and·then·use·pattern·matching·to·extract·the | 128 | can·write·the·following·code·and·then·use·pattern·matching·to·extract·the |
| 129 | relevant·fields:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 129 | relevant·fields:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="2453562827-1">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id="2453562827-1">)</span><span·class="p">,</span><span·class="w"> |
| 130 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 130 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="2453562827-2">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id="2453562827-2">)</span><span·class="p">,</span><span·class="w"> |
| 131 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Such·code·is·difficult·to·read·and·understand,·and·errors·occur·if·the·numbering | 131 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Such·code·is·difficult·to·read·and·understand,·and·errors·occur·if·the·numbering |
| 132 | of·the·elements·in·the·tuple·is·wrong.·If·the·data·representation·of·the·fields | 132 | of·the·elements·in·the·tuple·is·wrong.·If·the·data·representation·of·the·fields |
| 133 | is·changed,·by·re-ordering,·adding,·or·removing·fields,·all·references·to·the | 133 | is·changed,·by·re-ordering,·adding,·or·removing·fields,·all·references·to·the |
| 134 | person·tuple·must·be·checked·and·possibly·modified.</p><p>Records·allow·references·to·the·fields·by·name,·instead·of·by·position.·In·the | 134 | person·tuple·must·be·checked·and·possibly·modified.</p><p>Records·allow·references·to·the·fields·by·name,·instead·of·by·position.·In·the |
| 135 | following·example,·a·record·instead·of·a·tuple·is·used·to·store·the·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 135 | following·example,·a·record·instead·of·a·tuple·is·used·to·store·the·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1155134322-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1155134322-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·83c0fb9f92ae5b683a8e324c15f501178c9684e023b21c172221d977b46f8603·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·enables·references·to·the·fields·of·the·record·by·name.·For·example,·if·<code·class="inline">P</code> |
| 136 | is·a·variable·whose·value·is·a·<code·class="inline">person</code>·record,·the·following·code·access·the | 136 | is·a·variable·whose·value·is·a·<code·class="inline">person</code>·record,·the·following·code·access·the |
| 137 | name·and·address·fields·of·the·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> | 137 | name·and·address·fields·of·the·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 138 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">address</span><span·class="p">,</span><span·class="w"> | 138 | </span><span·class="n">Address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">address</span><span·class="p">,</span><span·class="w"> |
| 139 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Internally,·records·are·represented·using·tagged·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5 | 139 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Internally,·records·are·represented·using·tagged·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5825424976-1">{</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Phone</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·64,·SHA:·14140adc8f9edb35b367132a092f913ca140903c386fcfff4fbf30ba4a9bd856·...·]6-1">}</span></code></pre><h2·id="defining-a-record"·class="section-heading"> |
| 140 | ··<a·href="#defining-a-record"·class="hover-link"> | 140 | ··<a·href="#defining-a-record"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">Defining·a·Record</span> | 143 | ··<span·class="text">Defining·a·Record</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <p>This·following·definition·of·a·<code·class="inline">person</code>·is·used·in·several·examples·in·this | 145 | <p>This·following·definition·of·a·<code·class="inline">person</code>·is·used·in·several·examples·in·this |
| 146 | section.·Three·fields·are·included,·<code·class="inline">name</code>,·<code·class="inline">phone</code>,·and·<code·class="inline">address</code>.·The·default | 146 | section.·Three·fields·are·included,·<code·class="inline">name</code>,·<code·class="inline">phone</code>,·and·<code·class="inline">address</code>.·The·default |
| 147 | values·for·<code·class="inline">name</code>·and·<code·class="inline">phone</code>·is·""·and·[],·respectively.·The·default·value·for | 147 | values·for·<code·class="inline">name</code>·and·<code·class="inline">phone</code>·is·""·and·[],·respectively.·The·default·value·for |
| 148 | <code·class="inline">address</code>·is·the·atom·<code·class="inline">undefined</code>,·since·no·default·value·is·supplied·for·this | 148 | <code·class="inline">address</code>·is·the·atom·<code·class="inline">undefined</code>,·since·no·default·value·is·supplied·for·this |
| 149 | field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 149 | field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8862372837-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8862372837-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·460,·SHA:·44dbfdfd53e032ffe9dc1432f28e666db08adc20ef22960405f3d261d670b251·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·record·must·be·defined·in·the·shell·to·enable·use·of·the·record·syntax·in |
| 150 | the·examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">rd</span><span·class="p"·data-group-id=" | 150 | the·examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">rd</span><span·class="p"·data-group-id="3929800478-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3929800478-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·460,·SHA:·9891b679fb8132c18afdf4738f781fd33c20716f6d22561f504ee870cdaabbd6·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="ss">person</span></code></pre><p>This·is·because·record·definitions·are·only·available·at·compile·time,·not·at | 151 | </span><span·class="ss">person</span></code></pre><p>This·is·because·record·definitions·are·only·available·at·compile·time,·not·at |
| 152 | runtime.·For·details·on·records·in·the·shell,·see·the·<a·href="../../lib/stdlib-6.2.1/doc/html/shell.html"><code·class="inline">shell</code></a>·manual·page·in | 152 | runtime.·For·details·on·records·in·the·shell,·see·the·<a·href="../../lib/stdlib-6.2.1/doc/html/shell.html"><code·class="inline">shell</code></a>·manual·page·in |
| 153 | STDLIB.</p><h2·id="creating-a-record"·class="section-heading"> | 153 | STDLIB.</p><h2·id="creating-a-record"·class="section-heading"> |
| 154 | ··<a·href="#creating-a-record"·class="hover-link"> | 154 | ··<a·href="#creating-a-record"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Creating·a·Record</span> | 157 | ··<span·class="text">Creating·a·Record</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>A·new·<code·class="inline">person</code>·record·is·created·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 159 | <p>A·new·<code·class="inline">person</code>·record·is·created·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="9490556767-1">{</span><span·class="ss">phone</span><span·class="o">=</span><span·class="p"·data-group-id="9490556767-2">[</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">2</span><span[·...·truncated·by·diffoscope;·len:·475,·SHA:·b683043b060814c8f0cc4375c7c40ffac2d05dde33374be1a5dadc7df650e8cb·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 160 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="9490556767-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Robert"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">[·...·truncated·by·diffoscope;·len:·707,·SHA:·a262883acd2205dcd07d2ebbe48d0590531be042f7a69aa267802d37d4745b31·...·]-3">}</span></code></pre><p>As·the·<code·class="inline">address</code>·field·was·omitted,·its·default·value·is·used.</p><p>From·Erlang·5.1/OTP·R8B,·a·value·to·all·fields·in·a·record·can·be·set·with·the |
| 161 | special·field·<code·class="inline">_</code>.·<code·class="inline">_</code>·means·"all·fields·not·explicitly·specified".</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 161 | special·field·<code·class="inline">_</code>.·<code·class="inline">_</code>·means·"all·fields·not·explicitly·specified".</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="3765278459-1">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Jakob"</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·125,·SHA:·28d88c0bd1b906abff84596b5feaca514920c8ddcb051d748f1183bc45f30ce6·...·]9-1">}</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 162 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="3765278459-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Jakob"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=[·...·truncated·by·diffoscope;·len:·268,·SHA:·b8f06071ff3c0a4fe000f6f3838a282dc56ced27abc2381b3b9e5af91f3a1f37·...·]9-2">}</span></code></pre><p>It·is·primarily·intended·to·be·used·in·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>·and |
| 163 | <a·href="../../lib/mnesia-4.23.4/doc/html/mnesia.html#match_object/3"><code·class="inline">mnesia:match_object/3</code></a>,·to·set·record·fields·to·the·atom·<code·class="inline">'_'</code>.·(This·is·a | 163 | <a·href="../../lib/mnesia-4.23.4/doc/html/mnesia.html#match_object/3"><code·class="inline">mnesia:match_object/3</code></a>,·to·set·record·fields·to·the·atom·<code·class="inline">'_'</code>.·(This·is·a |
| 164 | wildcard·in·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>.)</p><h2·id="accessing-a-record-field"·class="section-heading"> | 164 | wildcard·in·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>.)</p><h2·id="accessing-a-record-field"·class="section-heading"> |
| 165 | ··<a·href="#accessing-a-record-field"·class="hover-link"> | 165 | ··<a·href="#accessing-a-record-field"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Accessing·a·Record·Field</span> | 168 | ··<span·class="text">Accessing·a·Record·Field</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <p>The·following·example·shows·how·to·access·a·record·field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 170 | <p>The·following·example·shows·how·to·access·a·record·field:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="5733273743-1">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·568,·SHA:·bcbf3d3dbdb8fdb49915f75acd1f5a1a36188761e3fe53103d16426793485817·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 171 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="5733273743-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=</[·...·truncated·by·diffoscope;·len:·704,·SHA:·075735baa4caafde604d9abfdb7f8d85ade1642d9563b9a8f4cd3278df3acd09·...·]-3">}</span><span·class="gp·unselectable"> |
| 172 | >·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span><span·class="w"> | 172 | >·</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="s">"Joe"</span></code></pre><h2·id="updating-a-record"·class="section-heading"> | 173 | </span><span·class="s">"Joe"</span></code></pre><h2·id="updating-a-record"·class="section-heading"> |
| 174 | ··<a·href="#updating-a-record"·class="hover-link"> | 174 | ··<a·href="#updating-a-record"·class="hover-link"> |
| 175 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 175 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 176 | ··</a> | 176 | ··</a> |
| 177 | ··<span·class="text">Updating·a·Record</span> | 177 | ··<span·class="text">Updating·a·Record</span> |
| 178 | </h2> | 178 | </h2> |
| 179 | <p>The·following·example·shows·how·to·update·a·record:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="288 | 179 | <p>The·following·example·shows·how·to·update·a·record:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1288230352-1">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</span><span·class="o">=</span><span·class="p"·data-group-id="1288230352-2[·...·truncated·by·diffoscope;·len:·373,·SHA:·3e5981c75e2552b4466e173069dc5fce3208f1073ea410f42636a9ae8bd30da7·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="288 | 180 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1288230352-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=</[·...·truncated·by·diffoscope;·len:·469,·SHA:·2ccc8d8299418f30ea85f2e91f15b6be22f534fb194d0a00b2173b09d6ecadd9·...·]-3">}</span><span·class="gp·unselectable"> |
| 181 | >·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P1</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="288 | 181 | >·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P1</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1288230352-5">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Robert"</span><span·class="p"·data-group-id="1288230352-5">}</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="288 | 182 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1288230352-6">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Robert"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">[·...·truncated·by·diffoscope;·len:·472,·SHA:·febc239687ac3756dbe628110e1bddaaa5bd951227d559c0c09b879982cfd349·...·]-6">}</span></code></pre><h2·id="type-testing"·class="section-heading"> |
| 183 | ··<a·href="#type-testing"·class="hover-link"> | 183 | ··<a·href="#type-testing"·class="hover-link"> |
| 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 185 | ··</a> | 185 | ··</a> |
| 186 | ··<span·class="text">Type·Testing</span> | 186 | ··<span·class="text">Type·Testing</span> |
| 187 | </h2> | 187 | </h2> |
| 188 | <p>The·following·example·shows·that·the·guard·succeeds·if·<code·class="inline">P</code>·is·record·of·type | 188 | <p>The·following·example·shows·that·the·guard·succeeds·if·<code·class="inline">P</code>·is·record·of·type |
| 189 | <code·class="inline">person</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 189 | <code·class="inline">person</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="8340586450-1">(</span><span·class="n">P</span><span·class="p"·data-group-id="8340586450-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="8340586450-2">(</s[·...·truncated·by·diffoscope;·len:·147,·SHA:·dd5a35e2fb9c1642cad5b3ce730e684e7c5f9c7b96c948017b21792ee819afcd·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">a_person</span><span·class="p">;</span><span·class="w"> |
| 190 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 190 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="8340586450-3">(</span><span·class="p">_</span><span·class="p"·data-group-id="8340586450-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">not_a_person</span><span·class="p">.</span></code></pre><h2·id="pattern-matching"·class="section-heading"> |
| 191 | ··<a·href="#pattern-matching"·class="hover-link"> | 191 | ··<a·href="#pattern-matching"·class="hover-link"> |
| 192 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 192 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 193 | ··</a> | 193 | ··</a> |
| 194 | ··<span·class="text">Pattern·Matching</span> | 194 | ··<span·class="text">Pattern·Matching</span> |
| 195 | </h2> | 195 | </h2> |
| 196 | <p>Matching·can·be·used·in·combination·with·records,·as·shown·in·the·following | 196 | <p>Matching·can·be·used·in·combination·with·records,·as·shown·in·the·following |
| 197 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 197 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">P3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1573625020-1">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</span><span·class="o">=</span><span·class="p"·data-group-id="1573625020-2[·...·truncated·by·diffoscope;·len:·372,·SHA:·9a7387baf16417454205bb90fe203b1a3ae44961b070c66be567221ae852e391·...·]0-1">}</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 198 | </span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1573625020-3">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Joe"</span><span·class="p">,</span><span·class="ss">phone</span><span·class="w">·</span><span·class="o">=</[·...·truncated·by·diffoscope;·len:·468,·SHA:·91f1c45428600aa039a751bba25d320ac2b9686eb814643c74ee59eeedfa9322·...·]0-3">}</span><span·class="gp·unselectable"> |
| 199 | >·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 199 | >·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1573625020-5">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="1573625020-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="s">"Joe"</span></code></pre><p>The·following·function·takes·a·list·of·<code·class="inline">person</code>·records·and·searches·for·the | 200 | </span><span·class="s">"Joe"</span></code></pre><p>The·following·function·takes·a·list·of·<code·class="inline">person</code>·records·and·searches·for·the |
| 201 | phone·number·of·a·person·with·a·particular·name:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 201 | phone·number·of·a·person·with·a·particular·name:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">find_phone</span><span·class="p"·data-group-id="9886345020-1">(</span><span·class="p"·data-group-id="9886345020-2">[</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="9886345020-3">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="n">Name</[·...·truncated·by·diffoscope;·len:·452,·SHA:·c8638c38cfb6bbd9c20ea6e6ec722e9edb72f76a04dafdbd101fc67dd227c697·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="p"·data-group-id="9886345020-4">{</span><span·class="ss">found</span><span·class="p">,</span><span·class="w">··</span><span·class="n">Phone</span><span·class="p"·data-group-id="9886345020-4">}</span><span·class="p">;</span><span·class="w"> |
| 203 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id="9886345020-5">(</span><span·class="p"·data-group-id="9886345020-6">[</span><span·class="p">_</span><span·class="p">|</span><span·class="w">·</span><span·class="n">T</span><span·class="p"·data-group-id="9886345020-6">]</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·84,·SHA:·ad569582b67d36e55d455cd6c1d6c361a6910d223853eadf9fe3fc29dc7e6ad6·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="nf">find_phone</span><span·class="p"·data-group-id="9886345020-7">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="9886345020-7">)</span><span·class="p">;</span><span·class="w"> |
| 205 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nf">find_phone</span><span·class="p"·data-group-id="9886345020-8">(</span><span·class="p"·data-group-id="9886345020-9">[</span><span·class="p"·data-group-id="9886345020-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="9886345020-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="ss">not_found</span><span·class="p">.</span></code></pre><p>The·fields·referred·to·in·the·pattern·can·be·given·in·any·order.</p><h2·id="nested-records"·class="section-heading"> | 206 | ····</span><span·class="ss">not_found</span><span·class="p">.</span></code></pre><p>The·fields·referred·to·in·the·pattern·can·be·given·in·any·order.</p><h2·id="nested-records"·class="section-heading"> |
| 207 | ··<a·href="#nested-records"·class="hover-link"> | 207 | ··<a·href="#nested-records"·class="hover-link"> |
| 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 209 | ··</a> | 209 | ··</a> |
| 210 | ··<span·class="text">Nested·Records</span> | 210 | ··<span·class="text">Nested·Records</span> |
| 211 | </h2> | 211 | </h2> |
| 212 | <p>The·value·of·a·field·in·a·record·can·be·an·instance·of·a·record.·Retrieval·of | 212 | <p>The·value·of·a·field·in·a·record·can·be·an·instance·of·a·record.·Retrieval·of |
| 213 | nested·data·can·be·done·stepwise,·or·in·a·single·step,·as·shown·in·the·following | 213 | nested·data·can·be·done·stepwise,·or·in·a·single·step,·as·shown·in·the·following |
| 214 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 214 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7503984631-1">(</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7503984631-2">{</span><span·class="ss">first</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·322,·SHA:·e703fe0e54257232f45344fa5fd5f11b1ca4007738d6aade2a078108c613f2bb·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 215 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 215 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7503984631-3">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7503984631-4">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·326,·SHA:·67d2322e0adde8011c18f112d6d2f8b239f4419ef2b8be1c3a14c764a64cdfa4·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="nf">demo</span><span·class="p"·data-group-id=" | 216 | </span><span·class="nf">demo</span><span·class="p"·data-group-id="7503984631-6">(</span><span·class="p"·data-group-id="7503984631-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ··</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 217 | ··</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="7503984631-7">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">name</span><span·class="p"·data-group-id="7503984631-8">{</span><span·class="ss">first</span><span·class="o">=</span>[·...·truncated·by·diffoscope;·len:·381,·SHA:·dd4a776f0e36bd9e8cac36626ffd2028c941fee271e2d727cf96241a110d068c·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 218 | ··</span><span·class="n">First</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 218 | ··</span><span·class="n">First</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7503984631-9">(</span><span·class="n">P</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p"·data-group-id="7503984631-9">)</span><span·class="o">#</span><span·class="ss">name</span><span·class="p">.</span><span·class="ss">first</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">demo()</code>·evaluates·to·<code·class="inline">"Robert"</code>.</p><h2·id="a-longer-example"·class="section-heading"> |
| 219 | ··<a·href="#a-longer-example"·class="hover-link"> | 219 | ··<a·href="#a-longer-example"·class="hover-link"> |
| 220 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 220 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 221 | ··</a> | 221 | ··</a> |
| 222 | ··<span·class="text">A·Longer·Example</span> | 222 | ··<span·class="text">A·Longer·Example</span> |
| 223 | </h2> | 223 | </h2> |
| 224 | <p>Comments·are·embedded·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·File:·person.hrl</span><span·class="w"> | 224 | <p>Comments·are·embedded·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·File:·person.hrl</span><span·class="w"> |
| Offset 230, 48 lines modified | Offset 230, 48 lines modified | ||
| 230 | </span><span·class="c1">%%····name:··A·string·(default·is·undefined).</span><span·class="w"> | 230 | </span><span·class="c1">%%····name:··A·string·(default·is·undefined).</span><span·class="w"> |
| 231 | </span><span·class="c1">%%····age:···An·integer·(default·is·undefined).</span><span·class="w"> | 231 | </span><span·class="c1">%%····age:···An·integer·(default·is·undefined).</span><span·class="w"> |
| 232 | </span><span·class="c1">%%····phone:·A·list·of·integers·(default·is·[]).</span><span·class="w"> | 232 | </span><span·class="c1">%%····phone:·A·list·of·integers·(default·is·[]).</span><span·class="w"> |
| 233 | </span><span·class="c1">%%····dict:··A·dictionary·containing·various·information</span><span·class="w"> | 233 | </span><span·class="c1">%%····dict:··A·dictionary·containing·various·information</span><span·class="w"> |
| 234 | </span><span·class="c1">%%···········about·the·person.</span><span·class="w"> | 234 | </span><span·class="c1">%%···········about·the·person.</span><span·class="w"> |
| 235 | </span><span·class="c1">%%···········A·{Key,·Value}·list·(default·is·the·empty·list).</span><span·class="w"> | 235 | </span><span·class="c1">%%···········A·{Key,·Value}·list·(default·is·the·empty·list).</span><span·class="w"> |
| 236 | </span><span·class="c1">%%------------------------------------------------------------</span><span·class="w"> | 236 | </span><span·class="c1">%%------------------------------------------------------------</span><span·class="w"> |
| 237 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 237 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="5785080744-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5785080744-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">age</span>[·...·truncated·by·diffoscope;·len:·878,·SHA:·74f099ee805a946b61ef49ac4dac6bb97a5cde8fe68abab29afb50ea1354e5ba·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 238 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="3923782891-2">(</span><span·class="s">"person.hrl"</span><span·class="p"·data-group-id="3923782891-2">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 239 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="3923782891-3">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="3923782891-3">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·For·test·purposes·only.</span><span·class="w"> |
| 240 | </span><span·class="c1">%%·This·creates·an·instance·of·a·person.</span><span·class="w"> | 240 | </span><span·class="c1">%%·This·creates·an·instance·of·a·person.</span><span·class="w"> |
| 241 | </span><span·class="c1">%%···Note:·The·phone·number·is·not·supplied·so·the</span><span·class="w"> | 241 | </span><span·class="c1">%%···Note:·The·phone·number·is·not·supplied·so·the</span><span·class="w"> |
| 242 | </span><span·class="c1">%%·········default·value·[]·will·be·used.</span><span·class="w"> | 242 | </span><span·class="c1">%%·········default·value·[]·will·be·used.</span><span·class="w"> |
| 243 | </span><span·class="nf">make_hacker_without_phone</span><span·class="p"·data-group-id=" | 243 | </span><span·class="nf">make_hacker_without_phone</span><span·class="p"·data-group-id="3923782891-4">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Age</span><span·class="p"·data-group-id="3923782891-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ···</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 244 | ···</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="3923782891-5">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Age</span><span·class="p">,</span><span·class="w"> |
| 245 | ···········</span><span·class="ss">dict</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 245 | ···········</span><span·class="ss">dict</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3923782891-6">[</span><span·class="p"·data-group-id="3923782891-7">{</span><span·class="ss">computer_knowledge</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">excellent</span><span·class="p"·data-group-id="3923782891-7">}</span><span·class="p">,</span><span·class="w"> |
| 246 | ···················</span><span·class="p"·data-group-id=" | 246 | ···················</span><span·class="p"·data-group-id="3923782891-8">{</span><span·class="ss">drinks</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coke</span><span·class="p"·data-group-id="3923782891-8">}</span><span·class="p"·data-group-id="3923782891-6">]</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·7008edc599253090a04289639a548efe8c94e5503654c9c9ad6692c37ddc527f·...·]-5">}</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="c1">%%·This·demonstrates·matching·in·arguments</span><span·class="w"> | 247 | </span><span·class="c1">%%·This·demonstrates·matching·in·arguments</span><span·class="w"> |
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| 163 | ······<p·class="built-using"> | 163 | ······<p·class="built-using"> |
| 164 | ········Built·using | 164 | ········Built·using |
| 165 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 165 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 166 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 166 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 167 | ······</p> | 167 | ······</p> |
| 168 | <p>Copyright·©·1996-202 | 168 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 169 | ····</footer> | 169 | ····</footer> |
| 170 | ··</div> | 170 | ··</div> |
| 171 | </main> | 171 | </main> |
| 172 | </div> | 172 | </div> |
| 173 | <script> | 173 | <script> |
| 174 | ··function·mermaidLoaded()·{ | 174 | ··function·mermaidLoaded()·{ |
| 175 | ····mermaid.initialize({ | 175 | ····mermaid.initialize({ |
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| 165 | ······<p·class="built-using"> | 165 | ······<p·class="built-using"> |
| 166 | ········Built·using | 166 | ········Built·using |
| 167 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 167 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 168 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 168 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 169 | ······</p> | 169 | ······</p> |
| 170 | <p>Copyright·©·1996-202 | 170 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 171 | ····</footer> | 171 | ····</footer> |
| 172 | ··</div> | 172 | ··</div> |
| 173 | </main> | 173 | </main> |
| 174 | </div> | 174 | </div> |
| 175 | <script> | 175 | <script> |
| 176 | ··function·mermaidLoaded()·{ | 176 | ··function·mermaidLoaded()·{ |
| 177 | ····mermaid.initialize({ | 177 | ····mermaid.initialize({ |
| Offset 124, 40 lines modified | Offset 124, 40 lines modified | ||
| 124 | </h2> | 124 | </h2> |
| 125 | <p>To·illustrate·this,·the·messenger·example·from·the·previous·section·is·divided | 125 | <p>To·illustrate·this,·the·messenger·example·from·the·previous·section·is·divided |
| 126 | into·the·following·five·files:</p><ul><li><p><code·class="inline">mess_config.hrl</code></p><p>Header·file·for·configuration·data</p></li><li><p><code·class="inline">mess_interface.hrl</code></p><p>Interface·definitions·between·the·client·and·the·messenger</p></li><li><p><code·class="inline">user_interface.erl</code></p><p>Functions·for·the·user·interface</p></li><li><p><code·class="inline">mess_client.erl</code></p><p>Functions·for·the·client·side·of·the·messenger</p></li><li><p><code·class="inline">mess_server.erl</code></p><p>Functions·for·the·server·side·of·the·messenger</p></li></ul><p>While·doing·this,·the·message·passing·interface·between·the·shell,·the·client, | 126 | into·the·following·five·files:</p><ul><li><p><code·class="inline">mess_config.hrl</code></p><p>Header·file·for·configuration·data</p></li><li><p><code·class="inline">mess_interface.hrl</code></p><p>Interface·definitions·between·the·client·and·the·messenger</p></li><li><p><code·class="inline">user_interface.erl</code></p><p>Functions·for·the·user·interface</p></li><li><p><code·class="inline">mess_client.erl</code></p><p>Functions·for·the·client·side·of·the·messenger</p></li><li><p><code·class="inline">mess_server.erl</code></p><p>Functions·for·the·server·side·of·the·messenger</p></li></ul><p>While·doing·this,·the·message·passing·interface·between·the·shell,·the·client, |
| 127 | and·the·server·is·cleaned·up·and·is·defined·using·<em>records</em>.·Also,·<em>macros</em>·are | 127 | and·the·server·is·cleaned·up·and·is·defined·using·<em>records</em>.·Also,·<em>macros</em>·are |
| 128 | introduced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_config.hrl----</span><span·class="w"> | 128 | introduced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_config.hrl----</span><span·class="w"> |
| 129 | </span><span·class="c1">%%%·Configure·the·location·of·the·server·node,</span><span·class="w"> | 129 | </span><span·class="c1">%%%·Configure·the·location·of·the·server·node,</span><span·class="w"> |
| 130 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 130 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="4835140714-1">(</span><span·class="ss">server_node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">messenger@super</span><span·class="p"·data-group-id="4835140714-1">)</span><span·class="p">.</span><span·class="w"> |
| 131 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_interface.hrl----</span><span·class="w"> | 131 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_interface.hrl----</span><span·class="w"> |
| 132 | </span><span·class="c1">%%%·Message·interface·between·client·and·server·and·client·shell·for</span><span·class="w"> | 132 | </span><span·class="c1">%%%·Message·interface·between·client·and·server·and·client·shell·for</span><span·class="w"> |
| 133 | </span><span·class="c1">%%%·messenger·program</span><span·class="w"> | 133 | </span><span·class="c1">%%%·messenger·program</span><span·class="w"> |
| 134 | </span><span·class="c1">%%%Messages·from·Client·to·server·received·in·server/1·function.</span><span·class="w"> | 134 | </span><span·class="c1">%%%Messages·from·Client·to·server·received·in·server/1·function.</span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 135 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1374811138-1">(</span><span·class="ss">logon</span><span·class="p">,</span><span·class="p"·data-group-id="1374811138-2">{</span><span·class="ss">client_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">username</span><span·class="p[·...·truncated·by·diffoscope;·len:·80,·SHA:·016b227340d759ef8c5b33125f97ea9438eb65a1f1a7d8bc9631a407b730ff9b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1374811138-3">(</span><span·class="ss">message</span><span·class="p">,</span><span·class="p"·data-group-id="1374811138-4">{</span><span·class="ss">client_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">to_name</span><span·class="[·...·truncated·by·diffoscope;·len:·160,·SHA:·708383ca32a612b75fb1ebdc9916b7caef7252ca78b512065ca1666ad735bfe2·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 137 | </span><span·class="c1">%%%·{'EXIT',·ClientPid,·Reason}··(client·terminated·or·unreachable.</span><span·class="w"> | 137 | </span><span·class="c1">%%%·{'EXIT',·ClientPid,·Reason}··(client·terminated·or·unreachable.</span><span·class="w"> |
| 138 | </span><span·class="c1">%%%·Messages·from·Server·to·Client,·received·in·await_result/0·function</span><span·class="w"> | 138 | </span><span·class="c1">%%%·Messages·from·Server·to·Client,·received·in·await_result/0·function</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 139 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1374811138-5">(</span><span·class="ss">abort_client</span><span·class="p">,</span><span·class="p"·data-group-id="1374811138-6">{</span><span·class="ss">message</span><span·class="p"·data-group-id="1374811138-6">}</span><span·class="p"·data-group-id="137481[·...·truncated·by·diffoscope;·len:·4,·SHA:·41966e55400c17d811391ad507c6af707e42e5528f54cb9734571def64c0e97c·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="c1">%%%·Messages·are:·user_exists_at_other_node,</span><span·class="w"> | 140 | </span><span·class="c1">%%%·Messages·are:·user_exists_at_other_node,</span><span·class="w"> |
| 141 | </span><span·class="c1">%%%···············you_are_not_logged_on</span><span·class="w"> | 141 | </span><span·class="c1">%%%···············you_are_not_logged_on</span><span·class="w"> |
| 142 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 142 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1374811138-7">(</span><span·class="ss">server_reply</span><span·class="p">,</span><span·class="p"·data-group-id="1374811138-8">{</span><span·class="ss">message</span><span·class="p"·data-group-id="1374811138-8">}</span><span·class="p"·data-group-id="137481[·...·truncated·by·diffoscope;·len:·4,·SHA:·41966e55400c17d811391ad507c6af707e42e5528f54cb9734571def64c0e97c·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="c1">%%%·Messages·are:·logged_on</span><span·class="w"> | 143 | </span><span·class="c1">%%%·Messages·are:·logged_on</span><span·class="w"> |
| 144 | </span><span·class="c1">%%%···············receiver_not_found</span><span·class="w"> | 144 | </span><span·class="c1">%%%···············receiver_not_found</span><span·class="w"> |
| 145 | </span><span·class="c1">%%%···············sent··(Message·has·been·sent·(no·guarantee)</span><span·class="w"> | 145 | </span><span·class="c1">%%%···············sent··(Message·has·been·sent·(no·guarantee)</span><span·class="w"> |
| 146 | </span><span·class="c1">%%%·Messages·from·Server·to·Client·received·in·client/1·function</span><span·class="w"> | 146 | </span><span·class="c1">%%%·Messages·from·Server·to·Client·received·in·client/1·function</span><span·class="w"> |
| 147 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 147 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1374811138-9">(</span><span·class="ss">message_from</span><span·class="p">,</span><span·class="p"·data-group-id="1374811138-10">{</span><span·class="ss">from_name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·cl[·...·truncated·by·diffoscope;·len:·87,·SHA:·a2511c09355bde268eb023ee6bd541bd58c402651095d605219355d5b9b45bdc·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="c1">%%%·Messages·from·shell·to·Client·received·in·client/1·function</span><span·class="w"> | 148 | </span><span·class="c1">%%%·Messages·from·shell·to·Client·received·in·client/1·function</span><span·class="w"> |
| 149 | </span><span·class="c1">%%%·spawn(mess_client,·client,·[server_node(),·Name])</span><span·class="w"> | 149 | </span><span·class="c1">%%%·spawn(mess_client,·client,·[server_node(),·Name])</span><span·class="w"> |
| 150 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 150 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1374811138-11">(</span><span·class="ss">message_to</span><span·class="p">,</span><span·class="p"·data-group-id="1374811138-12">{</span><span·class="ss">to_name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·class[·...·truncated·by·diffoscope;·len:·84,·SHA:·6133d98474b18d0b730e124f8623a08a6648c0df217f2d73b29713ada156ec07·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="c1">%%%·logoff</span><span·class="w"> | 151 | </span><span·class="c1">%%%·logoff</span><span·class="w"> |
| 152 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·user_interface.erl----</span><span·class="w"> | 152 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·user_interface.erl----</span><span·class="w"> |
| 153 | </span><span·class="c1">%%%·User·interface·to·the·messenger·program</span><span·class="w"> | 153 | </span><span·class="c1">%%%·User·interface·to·the·messenger·program</span><span·class="w"> |
| 154 | </span><span·class="c1">%%%·login(Name)</span><span·class="w"> | 154 | </span><span·class="c1">%%%·login(Name)</span><span·class="w"> |
| 155 | </span><span·class="c1">%%%·····One·user·at·a·time·can·log·in·from·each·Erlang·node·in·the</span><span·class="w"> | 155 | </span><span·class="c1">%%%·····One·user·at·a·time·can·log·in·from·each·Erlang·node·in·the</span><span·class="w"> |
| Offset 170, 177 lines modified | Offset 170, 177 lines modified | ||
| 170 | </span><span·class="c1">%%%·····Logs·off·anybody·at·that·node</span><span·class="w"> | 170 | </span><span·class="c1">%%%·····Logs·off·anybody·at·that·node</span><span·class="w"> |
| 171 | </span><span·class="c1">%%%·message(ToName,·Message)</span><span·class="w"> | 171 | </span><span·class="c1">%%%·message(ToName,·Message)</span><span·class="w"> |
| 172 | </span><span·class="c1">%%%·····sends·Message·to·ToName.·Error·messages·if·the·user·of·this</span><span·class="w"> | 172 | </span><span·class="c1">%%%·····sends·Message·to·ToName.·Error·messages·if·the·user·of·this</span><span·class="w"> |
| 173 | </span><span·class="c1">%%%·····function·is·not·logged·on·or·if·ToName·is·not·logged·on·at</span><span·class="w"> | 173 | </span><span·class="c1">%%%·····function·is·not·logged·on·or·if·ToName·is·not·logged·on·at</span><span·class="w"> |
| 174 | </span><span·class="c1">%%%·····any·node.</span><span·class="w"> | 174 | </span><span·class="c1">%%%·····any·node.</span><span·class="w"> |
| 175 | </span><span·class="w"> | 175 | </span><span·class="w"> |
| 176 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 176 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1469975877-1">(</span><span·class="ss">user_interface</span><span·class="p"·data-group-id="1469975877-1">)</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 177 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1469975877-2">(</span><span·class="p"·data-group-id="1469975877-3">[</span><span·class="ss">logon</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logoff</span><span·class="p">/</span><[·...·truncated·by·diffoscope;·len:·246,·SHA:·2394165d2ddc2027fb32774f535df5aa1942011c779c0ed1a0438e21bce66704·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 178 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="1469975877-4">(</span><span·class="s">"mess_interface.hrl"</span><span·class="p"·data-group-id="1469975877-4">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="1469975877-5">(</span><span·class="s">"mess_config.hrl"</span><span·class="p"·data-group-id="1469975877-5">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="nf">logon</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">logon</span><span·class="p"·data-group-id="1469975877-6">(</span><span·class="n">Name</span><span·class="p"·data-group-id="1469975877-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id="1469975877-7">(</span><span·class="ss">mess_client</span><span·class="p"·data-group-id="1469975877-7">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 182 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 182 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 183 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id="1469975877-8">(</span><span·class="ss">mess_client</span><span·class="p">,</span><span·class="w"> |
| 184 | ·····················</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 184 | ·····················</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1469975877-9">(</span><span·class="ss">mess_client</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">client</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1469975877-10">[</span><span·class="o">?</[·...·truncated·by·diffoscope;·len:·263,·SHA:·ca99ed8a84b1dc93f2d3c6d6541ce27b1e1ab468fdbf836fefef677cafaf1bb6·...·]-8">)</span><span·class="p">;</span><span·class="w"> |
| 185 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">already_logged_on</span><span·class="w"> | 185 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">already_logged_on</span><span·class="w"> |
| 186 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 186 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">logoff</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">logoff</span><span·class="p"·data-group-id="1469975877-11">(</span><span·class="p"·data-group-id="1469975877-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">logoff</span><span·class="p">.</span><span·class="w"> | 188 | ····</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">logoff</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="nf">message</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">message</span><span·class="p"·data-group-id="1469975877-12">(</span><span·class="n">ToName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="1469975877-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id="1469975877-13">(</span><span·class="ss">mess_client</span><span·class="p"·data-group-id="1469975877-13">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="c1">%·Test·if·the·client·is·running</span><span·class="w"> |
| 191 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 191 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ············</span><span·class="ss">not_logged_on</span><span·class="p">;</span><span·class="w"> | 192 | ············</span><span·class="ss">not_logged_on</span><span·class="p">;</span><span·class="w"> |
| 193 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id=" | 193 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">mess_client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id="1469975877-14">{</span><span·class="ss">to_name</span><span·class="o">=</span><span·class="n">ToName</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">Message</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·6c944a39eb1d7f7465c3d9748eb30433a63efea86e3487dcbcdc0e654995905d·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ·············</span><span·class="ss">ok</span><span·class="w"> | 194 | ·············</span><span·class="ss">ok</span><span·class="w"> |
| 195 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 195 | </span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_client.erl----</span><span·class="w"> | 196 | </span><span·class="c1">%%%----END·FILE----</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_client.erl----</span><span·class="w"> |
| 197 | </span><span·class="c1">%%%·The·client·process·which·runs·on·each·user·node</span><span·class="w"> | 197 | </span><span·class="c1">%%%·The·client·process·which·runs·on·each·user·node</span><span·class="w"> |
| 198 | </span><span·class="w"> | 198 | </span><span·class="w"> |
| 199 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 199 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2069035810-1">(</span><span·class="ss">mess_client</span><span·class="p"·data-group-id="2069035810-1">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 200 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2069035810-2">(</span><span·class="p"·data-group-id="2069035810-3">[</span><span·class="ss">client</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="2069035810-3">]</span><span·class="p"·data-group-id="2069035810-2">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 201 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="2069035810-4">(</span><span·class="s">"mess_interface.hrl"</span><span·class="p"·data-group-id="2069035810-4">)</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 202 | </span><span·class="nf">client</span><span·class="p"·data-group-id="2069035810-5">(</span><span·class="n">Server_Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="2069035810-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="p"·data-group-id="2069035810-6">{</span><span·class="ss">messenger</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="2069035810-6">}</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·476,·SHA:·b1d8b59faa0eb77e7e39ff2296a9fae6de4671bead2fd7161a863d461a99fd5c·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="nf">await_result</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="nf">await_result</span><span·class="p"·data-group-id="2069035810-9">(</span><span·class="p"·data-group-id="2069035810-9">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="2069035810-10">(</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="2069035810-10">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">client</span><span·class="p"·data-group-id="2069035810-11">(</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="2069035810-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="k">receive</span><span·class="w"> | 207 | ····</span><span·class="k">receive</span><span·class="w"> |
| 208 | ········</span><span·class="ss">logoff</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 208 | ········</span><span·class="ss">logoff</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 209 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="2069035810-12">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="2069035810-12">)</span><span·class="p">;</span><span·class="w"> |
| 210 | ········</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id=" | 210 | ········</span><span·class="o">#</span><span·class="ss">message_to</span><span·class="p"·data-group-id="2069035810-13">{</span><span·class="ss">to_name</span><span·class="o">=</span><span·class="n">ToName</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">Message</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·7f099495c1e311db7c8a1b1684a28e866de23105033d396a306ec1afabbb03d9·...·]-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ············</span><span·class="p"·data-group-id=" | 211 | ············</span><span·class="p"·data-group-id="2069035810-14">{</span><span·class="ss">messenger</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="2069035810-14">}</span><span·class="w">·</span><span·class="o">!</span><span·class="w"> |
| 212 | ················</span><span·class="o">#</span><span·class="ss">message</span><span·class="p"·data-group-id=" | 212 | ················</span><span·class="o">#</span><span·class="ss">message</span><span·class="p"·data-group-id="2069035810-15">{</span><span·class="ss">client_pid</span><span·class="o">=</span><span·class="nf">self</span><span·class="p"·data-group-id="2069035810-16">(</span><span·class="p"·data-group-id="2069035810-16">)</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·267,·SHA:·0113e3428c53a4f46240cd01313e0ba7aa8159404a149ffdba5ec556879f84c7·...·]-15">}</span><span·class="p">,</span><span·class="w"> |
| 213 | ············</span><span·class="nf">await_result</span><span·class="p"·data-group-id=" | 213 | ············</span><span·class="nf">await_result</span><span·class="p"·data-group-id="2069035810-17">(</span><span·class="p"·data-group-id="2069035810-17">)</span><span·class="p">;</span><span·class="w"> |
| 214 | ········</span><span·class="p"·data-group-id=" | 214 | ········</span><span·class="p"·data-group-id="2069035810-18">{</span><span·class="ss">message_from</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FromName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="206903581[·...·truncated·by·diffoscope;·len:·1,·SHA:·5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9·...·]-18">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 215 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2069035810-19">(</span><span·class="s">"Message·from·</span><span·class="si">~p</span><span·class="s">:·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·247,·SHA:·2d00395b35ef19582540299016690f9396184d118fe37942953e2660d3a369d1·...·]-19">)</span><span·class="w"> |
| 216 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 216 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="2069035810-21">(</span><span·class="n">Server_Node</span><span·class="p"·data-group-id="2069035810-21">)</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="c1">%%%·wait·for·a·response·from·the·server</span><span·class="w"> | 218 | </span><span·class="c1">%%%·wait·for·a·response·from·the·server</span><span·class="w"> |
| 219 | </span><span·class="nf">await_result</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nf">await_result</span><span·class="p"·data-group-id="2069035810-22">(</span><span·class="p"·data-group-id="2069035810-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="k">receive</span><span·class="w"> | 220 | ····</span><span·class="k">receive</span><span·class="w"> |
| 221 | ········</span><span·class="o">#</span><span·class="ss">abort_client</span><span·class="p"·data-group-id=" | 221 | ········</span><span·class="o">#</span><span·class="ss">abort_client</span><span·class="p"·data-group-id="2069035810-23">{</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">Why</span><span·class="p"·data-group-id="2069035810-23">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 222 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2069035810-24">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2069035810-25">[</span><span·class="n">Why</[·...·truncated·by·diffoscope;·len:·100,·SHA:·64e9ade6687f8f6904ed80a161a2ff69d8b148526e363e62bdd64d6d62a8186c·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 223 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="2069035810-26">(</span><span·class="ss">normal</span><span·class="p"·data-group-id="2069035810-26">)</span><span·class="p">;</span><span·class="w"> |
| 224 | ········</span><span·class="o">#</span><span·class="ss">server_reply</span><span·class="p"·data-group-id=" | 224 | ········</span><span·class="o">#</span><span·class="ss">server_reply</span><span·class="p"·data-group-id="2069035810-27">{</span><span·class="ss">message</span><span·class="o">=</span><span·class="n">What</span><span·class="p"·data-group-id="2069035810-27">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 225 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2069035810-28">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2069035810-29">[</span><span·class="n">What<[·...·truncated·by·diffoscope;·len:·101,·SHA:·a47bf1d8e33b09faf100aa0ba5de4ffc178ee7aafc25ef08e540cf9c6784f8b3·...·]-28">)</span><span·class="w"> |
| 226 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 226 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 227 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 227 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2069035810-30">(</span><span·class="s">"No·response·from·server</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2069035810-31">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·71,·SHA:·39f1e3eddfb6e39426d02b37d65fc4d9f62429098480bcb1d413cc1322740cd3·...·]-30">)</span><span·class="p">,</span><span·class="w"> |
| 228 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 228 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="2069035810-32">(</span><span·class="ss">timeout</span><span·class="p"·data-group-id="2069035810-32">)</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="c1">%%%----END·FILE---</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_server.erl----</span><span·class="w"> | 230 | </span><span·class="c1">%%%----END·FILE---</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%----FILE·mess_server.erl----</span><span·class="w"> |
| 231 | </span><span·class="c1">%%%·This·is·the·server·process·of·the·messenger·service</span><span·class="w"> | 231 | </span><span·class="c1">%%%·This·is·the·server·process·of·the·messenger·service</span><span·class="w"> |
| 232 | </span><span·class="w"> | 232 | </span><span·class="w"> |
| 233 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 233 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4634642284-1">(</span><span·class="ss">mess_server</span><span·class="p"·data-group-id="4634642284-1">)</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 234 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4634642284-2">(</span><span·class="p"·data-group-id="4634642284-3">[</span><span·class="ss">start_server</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">server</span><span·class="p">/<[·...·truncated·by·diffoscope;·len:·125,·SHA:·32310ae88ea0ebab60fbd63aa700c81ed85b2f7cbcbcf4a5654a07e185fca45a·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 235 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="4634642284-4">(</span><span·class="s">"mess_interface.hrl"</span><span·class="p"·data-group-id="4634642284-4">)</span><span·class="p">.</span><span·class="w"> |
| 236 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 236 | </span><span·class="nf">server</span><span·class="p"·data-group-id="4634642284-5">(</span><span·class="p"·data-group-id="4634642284-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 237 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="nf">process_flag</span><span·class="p"·data-group-id="4634642284-6">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="4634642284-6">)</span><span·class="p">,</span><span·class="w"> |
| 238 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="4634642284-7">(</span><span·class="p"·data-group-id="4634642284-8">[</span><span·class="p"·data-group-id="4634642284-8">]</span><span·class="p"·data-group-id="4634642284-7">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="c1">%%%·the·user·list·has·the·format·[{ClientPid1,·Name1},{ClientPid22,·Name2},...]</span><span·class="w"> | 239 | </span><span·class="c1">%%%·the·user·list·has·the·format·[{ClientPid1,·Name1},{ClientPid22,·Name2},...]</span><span·class="w"> |
| 240 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 240 | </span><span·class="nf">server</span><span·class="p"·data-group-id="4634642284-9">(</span><span·class="n">User_List</span><span·class="p"·data-group-id="4634642284-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 241 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 241 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4634642284-10">(</span><span·class="s">"User·list·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4634642284-11">[</span><span·cla[·...·truncated·by·diffoscope;·len:·118,·SHA:·66ee38d721e0eaa2cf121ca5d10281152d46e4c4be60d2939b2a3fd8e3c49e41·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 242 | ····</span><span·class="k">receive</span><span·class="w"> | 242 | ····</span><span·class="k">receive</span><span·class="w"> |
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| 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 120 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 121 | ··</a> | 121 | ··</a> |
| 122 | ··<span·class="text">Function·Declaration·Syntax</span> | 122 | ··<span·class="text">Function·Declaration·Syntax</span> |
| 123 | </h2> | 123 | </h2> |
| 124 | <p>A·<em>function·declaration</em>·is·a·sequence·of·function·clauses·separated·by | 124 | <p>A·<em>function·declaration</em>·is·a·sequence·of·function·clauses·separated·by |
| 125 | semicolons,·and·terminated·by·a·period·(<code·class="inline">.</code>).</p><p>A·<em>function·clause</em>·consists·of·a·<em>clause·head</em>·and·a·<em>clause·body</em>,·separated·by | 125 | semicolons,·and·terminated·by·a·period·(<code·class="inline">.</code>).</p><p>A·<em>function·clause</em>·consists·of·a·<em>clause·head</em>·and·a·<em>clause·body</em>,·separated·by |
| 126 | <code·class="inline">-></code>.</p><p>A·clause·<em>head</em>·consists·of·the·function·name,·an·argument·list,·and·an·optional | 126 | <code·class="inline">-></code>.</p><p>A·clause·<em>head</em>·consists·of·the·function·name,·an·argument·list,·and·an·optional |
| 127 | guard·sequence·beginning·with·the·keyword·<code·class="inline">when</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="p"·data-group-id=" | 127 | guard·sequence·beginning·with·the·keyword·<code·class="inline">when</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Name</span><span·class="p"·data-group-id="0795425315-1">(</span><span·class="n">Pattern11</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="n">Pattern1N</span><span·class="p"·data-group-id="0795425315-1">)</sp[·...·truncated·by·diffoscope;·len:·204,·SHA:·0a7e643a31034ef6da36614a7ebeea13d78566da352d86739224e12ab795fbfd·...·]-2">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 128 | ····</span><span·class="n">Body1</span><span·class="p">;</span><span·class="w"> | 128 | ····</span><span·class="n">Body1</span><span·class="p">;</span><span·class="w"> |
| 129 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">;</span><span·class="w"> | 129 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">;</span><span·class="w"> |
| 130 | </span><span·class="n">Name</span><span·class="p"·data-group-id=" | 130 | </span><span·class="n">Name</span><span·class="p"·data-group-id="0795425315-3">(</span><span·class="n">PatternK1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="n">PatternKN</span><span·class="p"·data-group-id="0795425315-3">)</sp[·...·truncated·by·diffoscope;·len:·204,·SHA:·0abbfa4d8dfb626bc31ee1dc08a2874b849f9017d083cf0733b32a856a59bcd4·...·]-4">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="n">BodyK</span><span·class="p">.</span></code></pre><p>The·function·name·is·an·atom.·Each·argument·is·a·pattern.</p><p>The·number·of·arguments·<code·class="inline">N</code>·is·the·<em>arity</em>·of·the·function.·A·function·is | 131 | ····</span><span·class="n">BodyK</span><span·class="p">.</span></code></pre><p>The·function·name·is·an·atom.·Each·argument·is·a·pattern.</p><p>The·number·of·arguments·<code·class="inline">N</code>·is·the·<em>arity</em>·of·the·function.·A·function·is |
| 132 | uniquely·defined·by·the·module·name,·function·name,·and·arity.·That·is,·two | 132 | uniquely·defined·by·the·module·name,·function·name,·and·arity.·That·is,·two |
| 133 | functions·with·the·same·name·and·in·the·same·module,·but·with·different·arities | 133 | functions·with·the·same·name·and·in·the·same·module,·but·with·different·arities |
| 134 | are·two·different·functions.</p><p>A·function·named·<code·class="inline">f</code>·in·module·<code·class="inline">mod</code>·and·with·arity·<code·class="inline">N</code>·is·often·denoted·as | 134 | are·two·different·functions.</p><p>A·function·named·<code·class="inline">f</code>·in·module·<code·class="inline">mod</code>·and·with·arity·<code·class="inline">N</code>·is·often·denoted·as |
| 135 | <code·class="inline">mod:f/N</code>.</p><p>A·clause·<em>body</em>·consists·of·a·sequence·of·expressions·separated·by·comma·(<code·class="inline">,</code>):</p><pre><code·class="text">Expr1, | 135 | <code·class="inline">mod:f/N</code>.</p><p>A·clause·<em>body</em>·consists·of·a·sequence·of·expressions·separated·by·comma·(<code·class="inline">,</code>):</p><pre><code·class="text">Expr1, |
| 136 | ..., | 136 | ..., |
| 137 | ExprN</code></pre><p>Valid·Erlang·expressions·and·guard·sequences·are·described·in | 137 | ExprN</code></pre><p>Valid·Erlang·expressions·and·guard·sequences·are·described·in |
| 138 | <a·href="expressions.html">Expressions</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fact</span><span·class="p"·data-group-id=" | 138 | <a·href="expressions.html">Expressions</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fact</span><span·class="p"·data-group-id="4085117791-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="4085117791-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">··</span><span·class="c1">%·first·clause·head</span><span·class="w"> |
| 139 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="4085117791-2">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="4085117791-2">)</span><span·class="p">;</span><span·class="w">·····</span><span·class="c1">%·first·clause·body</span><span·class="w"> |
| 140 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="4085117791-3">(</span><span·class="mi">0</span><span·class="p"·data-group-id="4085117791-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·············</span><span·class="c1">%·second·clause·head</span><span·class="w"> |
| 141 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">·················</span><span·class="c1">%·second·clause·body</span></code></pre><p><a·href=""·id="eval"></a></p><h2·id="function-evaluation"·class="section-heading"> | 141 | ····</span><span·class="mi">1</span><span·class="p">.</span><span·class="w">·················</span><span·class="c1">%·second·clause·body</span></code></pre><p><a·href=""·id="eval"></a></p><h2·id="function-evaluation"·class="section-heading"> |
| 142 | ··<a·href="#function-evaluation"·class="hover-link"> | 142 | ··<a·href="#function-evaluation"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Function·Evaluation</span> | 145 | ··<span·class="text">Function·Evaluation</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>When·a·function·<code·class="inline">M:F/N</code>·is·called,·first·the·code·for·the·function·is·located. | 147 | <p>When·a·function·<code·class="inline">M:F/N</code>·is·called,·first·the·code·for·the·function·is·located. |
| 148 | If·the·function·cannot·be·found,·an·<code·class="inline">undef</code>·runtime·error·occurs.·Notice·that | 148 | If·the·function·cannot·be·found,·an·<code·class="inline">undef</code>·runtime·error·occurs.·Notice·that |
| 149 | the·function·must·be·exported·to·be·visible·outside·the·module·it·is·defined·in.</p><p>If·the·function·is·found,·the·function·clauses·are·scanned·sequentially·until·a | 149 | the·function·must·be·exported·to·be·visible·outside·the·module·it·is·defined·in.</p><p>If·the·function·is·found,·the·function·clauses·are·scanned·sequentially·until·a |
| 150 | clause·is·found·that·fulfills·both·of·the·following·two·conditions:</p><ol><li>The·patterns·in·the·clause·head·can·be·successfully·matched·against·the·given | 150 | clause·is·found·that·fulfills·both·of·the·following·two·conditions:</p><ol><li>The·patterns·in·the·clause·head·can·be·successfully·matched·against·the·given |
| 151 | arguments.</li><li>The·guard·sequence,·if·any,·is·true.</li></ol><p>If·such·a·clause·cannot·be·found,·a·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><p>If·such·a·clause·is·found,·the·corresponding·clause·body·is·evaluated.·That·is, | 151 | arguments.</li><li>The·guard·sequence,·if·any,·is·true.</li></ol><p>If·such·a·clause·cannot·be·found,·a·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><p>If·such·a·clause·is·found,·the·corresponding·clause·body·is·evaluated.·That·is, |
| 152 | the·expressions·in·the·body·are·evaluated·sequentially·and·the·value·of·the·last | 152 | the·expressions·in·the·body·are·evaluated·sequentially·and·the·value·of·the·last |
| 153 | expression·is·returned.</p><p>Consider·the·function·<code·class="inline">fact</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 153 | expression·is·returned.</p><p>Consider·the·function·<code·class="inline">fact</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1271471686-1">(</span><span·class="ss">mod</span><span·class="p"·data-group-id="1271471686-1">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1271471686-2">(</span><span·class="p"·data-group-id="1271471686-3">[</span><span·class="ss">fact</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1271471686-3">]</span><span·class="p"·data-group-id="1271471686-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 155 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="1271471686-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="1271471686-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="1271471686-5">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1271471686-5">)</span><span·class="p">;</span><span·class="w"> |
| 157 | </span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">fact</span><span·class="p"·data-group-id="1271471686-6">(</span><span·class="mi">0</span><span·class="p"·data-group-id="1271471686-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="mi">1</span><span·class="p">.</span></code></pre><p>Assume·that·you·want·to·calculate·the·factorial·for·1:</p><pre><code·class="text">1>·mod:fact(1).</code></pre><p>Evaluation·starts·at·the·first·clause.·The·pattern·<code·class="inline">N</code>·is·matched·against | 158 | ····</span><span·class="mi">1</span><span·class="p">.</span></code></pre><p>Assume·that·you·want·to·calculate·the·factorial·for·1:</p><pre><code·class="text">1>·mod:fact(1).</code></pre><p>Evaluation·starts·at·the·first·clause.·The·pattern·<code·class="inline">N</code>·is·matched·against |
| 159 | argument·1.·The·matching·succeeds·and·the·guard·(<code·class="inline">N·>·0</code>)·is·true,·thus·<code·class="inline">N</code>·is | 159 | argument·1.·The·matching·succeeds·and·the·guard·(<code·class="inline">N·>·0</code>)·is·true,·thus·<code·class="inline">N</code>·is |
| 160 | bound·to·1,·and·the·corresponding·body·is·evaluated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 160 | bound·to·1,·and·the·corresponding·body·is·evaluated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="0711991133-1">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="0711991133-1">)</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0[·...·truncated·by·diffoscope;·len:·288,·SHA:·45c3fd6cbdcf8f4faf21ef60100c25d65e34e2ddddc264ad1cb6b880d810f9ba·...·]-2">)</span><span·class="w"> |
| 161 | </span><span·class="mi">1</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id=" | 161 | </span><span·class="mi">1</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nf">fact</span><span·class="p"·data-group-id="0711991133-3">(</span><span·class="mi">0</span><span·class="p"·data-group-id="0711991133-3">)</span></code></pre><p>Now,·<code·class="inline">fact(0)</code>·is·called,·and·the·function·clauses·are·scanned |
| 162 | sequentially·again.·First,·the·pattern·<code·class="inline">N</code>·is·matched·against·0.·The | 162 | sequentially·again.·First,·the·pattern·<code·class="inline">N</code>·is·matched·against·0.·The |
| 163 | matching·succeeds,·but·the·guard·(<code·class="inline">N·>·0</code>)·is·false.·Second,·the | 163 | matching·succeeds,·but·the·guard·(<code·class="inline">N·>·0</code>)·is·false.·Second,·the |
| 164 | pattern·<code·class="inline">0</code>·is·matched·against·the·argument·<code·class="inline">0</code>.·The·matching·succeeds | 164 | pattern·<code·class="inline">0</code>·is·matched·against·the·argument·<code·class="inline">0</code>.·The·matching·succeeds |
| 165 | and·the·body·is·evaluated:</p><pre><code·class="text">1·*·fact(0)·=> | 165 | and·the·body·is·evaluated:</p><pre><code·class="text">1·*·fact(0)·=> |
| 166 | 1·*·1·=> | 166 | 1·*·1·=> |
| 167 | 1</code></pre><p>Evaluation·has·succeed·and·<code·class="inline">mod:fact(1)</code>·returns·1.</p><p>If·<code·class="inline">mod:fact/1</code>·is·called·with·a·negative·number·as·argument,·no·clause·head | 167 | 1</code></pre><p>Evaluation·has·succeed·and·<code·class="inline">mod:fact(1)</code>·returns·1.</p><p>If·<code·class="inline">mod:fact/1</code>·is·called·with·a·negative·number·as·argument,·no·clause·head |
| 168 | matches.·A·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><h2·id="tail-recursion"·class="section-heading"> | 168 | matches.·A·<code·class="inline">function_clause</code>·runtime·error·occurs.</p><h2·id="tail-recursion"·class="section-heading"> |
| Offset 173, 17 lines modified | Offset 173, 17 lines modified | ||
| 173 | ··</a> | 173 | ··</a> |
| 174 | ··<span·class="text">Tail·recursion</span> | 174 | ··<span·class="text">Tail·recursion</span> |
| 175 | </h2> | 175 | </h2> |
| 176 | <p>If·the·last·expression·of·a·function·body·is·a·function·call,·a | 176 | <p>If·the·last·expression·of·a·function·body·is·a·function·call,·a |
| 177 | <em>tail-recursive·call</em>·is·done.·This·is·to·ensure·that·no·system | 177 | <em>tail-recursive·call</em>·is·done.·This·is·to·ensure·that·no·system |
| 178 | resources,·for·example,·call·stack,·are·consumed.·This·means·that·an | 178 | resources,·for·example,·call·stack,·are·consumed.·This·means·that·an |
| 179 | infinite·loop·using·tail-recursive·calls·will·not·exhaust·the·call | 179 | infinite·loop·using·tail-recursive·calls·will·not·exhaust·the·call |
| 180 | stack·and·can·(in·principle)·run·forever.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 180 | stack·and·can·(in·principle)·run·forever.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="0939404028-1">(</span><span·class="n">N</span><span·class="p"·data-group-id="0939404028-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0939404028-2">(</span><span·class="s">"</span><span·class="si">~w</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0939404028-3">[</span><span·class="n">N</span[·...·truncated·by·diffoscope;·len:·95,·SHA:·c5dd6b745dd0baee3b4dfa516675095246f6b12d8807a47f9933e68df76e4007·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 182 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="0939404028-4">(</span><span·class="n">N</span><span·class="o">+</span><span·class="mi">1</span><span·class="p"·data-group-id="0939404028-4">)</span><span·class="p">.</span></code></pre><p>The·earlier·factorial·example·is·a·counter-example.·It·is·not |
| 183 | tail-recursive,·since·a·multiplication·is·done·on·the·result·of·the·recursive | 183 | tail-recursive,·since·a·multiplication·is·done·on·the·result·of·the·recursive |
| 184 | call·to·<code·class="inline">fact(N-1)</code>.</p><h2·id="built-in-functions-bifs"·class="section-heading"> | 184 | call·to·<code·class="inline">fact(N-1)</code>.</p><h2·id="built-in-functions-bifs"·class="section-heading"> |
| 185 | ··<a·href="#built-in-functions-bifs"·class="hover-link"> | 185 | ··<a·href="#built-in-functions-bifs"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Built-In·Functions·(BIFs)</span> | 188 | ··<span·class="text">Built-In·Functions·(BIFs)</span> |
| 189 | </h2> | 189 | </h2> |
| Offset 191, 17 lines modified | Offset 191, 17 lines modified | ||
| 191 | system.·BIFs·do·things·that·are·difficult·or·impossible·to·implement | 191 | system.·BIFs·do·things·that·are·difficult·or·impossible·to·implement |
| 192 | in·Erlang.·Most·of·the·BIFs·belong·to·module·<a·href="../../erts-15.2.3/doc/html/erlang.html"><code·class="inline">erlang</code></a>,·but·there | 192 | in·Erlang.·Most·of·the·BIFs·belong·to·module·<a·href="../../erts-15.2.3/doc/html/erlang.html"><code·class="inline">erlang</code></a>,·but·there |
| 193 | are·also·BIFs·belonging·to·a·few·other·modules,·for·example·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html"><code·class="inline">lists</code></a> | 193 | are·also·BIFs·belonging·to·a·few·other·modules,·for·example·<a·href="../../lib/stdlib-6.2.1/doc/html/lists.html"><code·class="inline">lists</code></a> |
| 194 | and·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html"><code·class="inline">ets</code></a>.</p><p>The·most·commonly·used·BIFs·belonging·to·<a·href="../../erts-15.2.3/doc/html/erlang.html"><code·class="inline">erlang</code></a>·are·<em>auto-imported</em>.·They·do | 194 | and·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html"><code·class="inline">ets</code></a>.</p><p>The·most·commonly·used·BIFs·belonging·to·<a·href="../../erts-15.2.3/doc/html/erlang.html"><code·class="inline">erlang</code></a>·are·<em>auto-imported</em>.·They·do |
| 195 | not·need·to·be·prefixed·with·the·module·name.·Which·BIFs·that·are·auto-imported | 195 | not·need·to·be·prefixed·with·the·module·name.·Which·BIFs·that·are·auto-imported |
| 196 | is·specified·in·the·<a·href="../../erts-15.2.3/doc/html/erlang.html"><code·class="inline">erlang</code></a>·module·in·ERTS.·For·example,·standard-type | 196 | is·specified·in·the·<a·href="../../erts-15.2.3/doc/html/erlang.html"><code·class="inline">erlang</code></a>·module·in·ERTS.·For·example,·standard-type |
| 197 | conversion·BIFs·like·<code·class="inline">atom_to_list</code>·and·BIFs·allowed·in·guards·can·be·called | 197 | conversion·BIFs·like·<code·class="inline">atom_to_list</code>·and·BIFs·allowed·in·guards·can·be·called |
| 198 | without·specifying·the·module·name.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id=" | 198 | without·specifying·the·module·name.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">tuple_size</span><span·class="p"·data-group-id="1689720302-1">(</span><span·class="p"·data-group-id="1689720302-2">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="1689720302-2">}</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·c61ca8d39cbdfd26f49ed2a7d0d1b5d320547c37a8dff162d23406359794697a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 199 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 200 | 2>·</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id=" | 200 | 2>·</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id="1689720302-3">(</span><span·class="ss">'Erlang'</span><span·class="p"·data-group-id="1689720302-3">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="s">"Erlang"</span></code></pre> | 201 | </span><span·class="s">"Erlang"</span></code></pre> |
| 202 | </div> | 202 | </div> |
| 203 | <div·class="bottom-actions"·id="bottom-actions"> | 203 | <div·class="bottom-actions"·id="bottom-actions"> |
| 204 | ··<div·class="bottom-actions-item"> | 204 | ··<div·class="bottom-actions-item"> |
| 205 | ······<a·href="documentation.html"·class="bottom-actions-button"·rel="prev"> | 205 | ······<a·href="documentation.html"·class="bottom-actions-button"·rel="prev"> |
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| 245 | ······<p·class="built-using"> | 245 | ······<p·class="built-using"> |
| 246 | ········Built·using | 246 | ········Built·using |
| 247 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 247 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 248 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 248 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 249 | ······</p> | 249 | ······</p> |
| 250 | <p>Copyright·©·1996-202 | 250 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 251 | ····</footer> | 251 | ····</footer> |
| 252 | ··</div> | 252 | ··</div> |
| 253 | </main> | 253 | </main> |
| 254 | </div> | 254 | </div> |
| 255 | <script> | 255 | <script> |
| 256 | ··function·mermaidLoaded()·{ | 256 | ··function·mermaidLoaded()·{ |
| 257 | ····mermaid.initialize({ | 257 | ····mermaid.initialize({ |
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| 125 | (grow·and·shrink·dynamically)·with·small·memory·footprint,·fast·to·create·and | 125 | (grow·and·shrink·dynamically)·with·small·memory·footprint,·fast·to·create·and |
| 126 | terminate,·and·the·scheduling·overhead·is·low.</p><h2·id="process-creation"·class="section-heading"> | 126 | terminate,·and·the·scheduling·overhead·is·low.</p><h2·id="process-creation"·class="section-heading"> |
| 127 | ··<a·href="#process-creation"·class="hover-link"> | 127 | ··<a·href="#process-creation"·class="hover-link"> |
| 128 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 128 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 129 | ··</a> | 129 | ··</a> |
| 130 | ··<span·class="text">Process·Creation</span> | 130 | ··<span·class="text">Process·Creation</span> |
| 131 | </h2> | 131 | </h2> |
| 132 | <p>A·process·is·created·by·calling·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/3"><code·class="inline">spawn()</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id="68 | 132 | <p>A·process·is·created·by·calling·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/3"><code·class="inline">spawn()</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id="3685888375-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Args</span><span·class="p"·data-group-id="3685888375-1">)</span><s[·...·truncated·by·diffoscope;·len:·195,·SHA:·b6caa0d402a275f3b1662b4eb14a125d85e034d278fd94e73930971c027f157f·...·]-2">)</span><span·class="w"> |
| 133 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="68 | 133 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="3685888375-3">(</span><span·class="p"·data-group-id="3685888375-3">)</span><span·class="w"> |
| 134 | ··</span><span·class="n">Args</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="68 | 134 | ··</span><span·class="n">Args</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3685888375-4">[</span><span·class="n">Arg1</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="n">ArgN</span><span·class="p"·data-group-id="3685888375-4">]</span><span·class="w"> |
| 135 | ····</span><span·class="n">ArgI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="68 | 135 | ····</span><span·class="n">ArgI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3685888375-5">(</span><span·class="p"·data-group-id="3685888375-5">)</span></code></pre><p><code·class="inline">spawn()</code>·creates·a·new·process·and·returns·the·pid.</p><p>The·new·process·starts·executing·in·<code·class="inline">Module:Name(Arg1,...,ArgN)</code>·where·the |
| 136 | arguments·are·the·elements·of·the·(possible·empty)·<code·class="inline">Args</code>·argument·list.</p><p>There·exist·a·number·of·different·<code·class="inline">spawn</code>·BIFs:</p><ul><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_monitor/4"><code·class="inline">spawn_monitor/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_opt/5"><code·class="inline">spawn_opt/2,3,4,5</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/1,2,3,4,5</code></a></li></ul><h2·id="registered-processes"·class="section-heading"> | 136 | arguments·are·the·elements·of·the·(possible·empty)·<code·class="inline">Args</code>·argument·list.</p><p>There·exist·a·number·of·different·<code·class="inline">spawn</code>·BIFs:</p><ul><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_monitor/4"><code·class="inline">spawn_monitor/1,2,3,4</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_opt/5"><code·class="inline">spawn_opt/2,3,4,5</code></a></li><li><a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_request/5"><code·class="inline">spawn_request/1,2,3,4,5</code></a></li></ul><h2·id="registered-processes"·class="section-heading"> |
| 137 | ··<a·href="#registered-processes"·class="hover-link"> | 137 | ··<a·href="#registered-processes"·class="hover-link"> |
| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">Registered·Processes</span> | 140 | ··<span·class="text">Registered·Processes</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p>Besides·addressing·a·process·by·using·its·pid,·there·are·also·BIFs·for | 142 | <p>Besides·addressing·a·process·by·using·its·pid,·there·are·also·BIFs·for |
| Offset 583, 15 lines modified | Offset 583, 15 lines modified | ||
| 583 | ······<p·class="built-using"> | 583 | ······<p·class="built-using"> |
| 584 | ········Built·using | 584 | ········Built·using |
| 585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 587 | ······</p> | 587 | ······</p> |
| 588 | <p>Copyright·©·1996-202 | 588 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 589 | ····</footer> | 589 | ····</footer> |
| 590 | ··</div> | 590 | ··</div> |
| 591 | </main> | 591 | </main> |
| 592 | </div> | 592 | </div> |
| 593 | <script> | 593 | <script> |
| 594 | ··function·mermaidLoaded()·{ | 594 | ··function·mermaidLoaded()·{ |
| 595 | ····mermaid.initialize({ | 595 | ····mermaid.initialize({ |
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| 123 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 123 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 124 | ··</a> | 124 | ··</a> |
| 125 | ··<span·class="text">Defining·Records</span> | 125 | ··<span·class="text">Defining·Records</span> |
| 126 | </h2> | 126 | </h2> |
| 127 | <p>A·record·definition·consists·of·the·name·of·the·record,·followed·by·the·field | 127 | <p>A·record·definition·consists·of·the·name·of·the·record,·followed·by·the·field |
| 128 | names·of·the·record.·Record·and·field·names·must·be·atoms.·Each·field·can·be | 128 | names·of·the·record.·Record·and·field·names·must·be·atoms.·Each·field·can·be |
| 129 | given·an·optional·default·value.·If·no·default·value·is·supplied,·<code·class="inline">undefined</code>·is | 129 | given·an·optional·default·value.·If·no·default·value·is·supplied,·<code·class="inline">undefined</code>·is |
| 130 | used.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 130 | used.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2165635749-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2165635749-2">{</span><span·class="n">Field1</span><span·class="w">·</span><span·class="p"·data-group-id="2165635749-3">[</span>[·...·truncated·by·diffoscope;·len:·117,·SHA:·eb729bdf2b0ec5b37fd9c659bd3c2c2d3e1358a3e7f0b79dc036365da555728c·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 131 | ···············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 131 | ···············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 132 | ···············</span><span·class="n">FieldN</span><span·class="w">·</span><span·class="p"·data-group-id=" | 132 | ···············</span><span·class="n">FieldN</span><span·class="w">·</span><span·class="p"·data-group-id="2165635749-4">[</span><span·class="o">=</span><span·class="w">·</span><span·class="n">ExprN</span><span·class="p"·data-group-id="2165635749-4">]</span><span·class="p"·data-group-id="2165635749-2">}</span><span·class="p"·data-group-id="2165635749-1">)</span><span·class="p">.</span></code></pre><p>The·default·value·for·a·field·is·an·arbitrary·expression,·except·that·it·must |
| 133 | not·use·any·variables.</p><p>A·record·definition·can·be·placed·anywhere·among·the·attributes·and·function | 133 | not·use·any·variables.</p><p>A·record·definition·can·be·placed·anywhere·among·the·attributes·and·function |
| 134 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the | 134 | declarations·of·a·module,·but·the·definition·must·come·before·any·usage·of·the |
| 135 | record.</p><p>If·a·record·is·used·in·several·modules,·it·is·recommended·that·the·record | 135 | record.</p><p>If·a·record·is·used·in·several·modules,·it·is·recommended·that·the·record |
| 136 | definition·is·placed·in·an·include·file.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·records·can·be·defined·in·the·Erlang·shell | 136 | definition·is·placed·in·an·include·file.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·records·can·be·defined·in·the·Erlang·shell |
| 137 | using·the·syntax·described·in·this·section.·In·earlier·releases,·it·was | 137 | using·the·syntax·described·in·this·section.·In·earlier·releases,·it·was |
| 138 | necessary·to·use·the·<a·href="../../lib/stdlib-6.2.1/doc/html/shell.html"><code·class="inline">shell</code></a>·built-in·function·<code·class="inline">rd/2</code>.</p></section><h2·id="creating-records"·class="section-heading"> | 138 | necessary·to·use·the·<a·href="../../lib/stdlib-6.2.1/doc/html/shell.html"><code·class="inline">shell</code></a>·built-in·function·<code·class="inline">rd/2</code>.</p></section><h2·id="creating-records"·class="section-heading"> |
| 139 | ··<a·href="#creating-records"·class="hover-link"> | 139 | ··<a·href="#creating-records"·class="hover-link"> |
| Offset 143, 32 lines modified | Offset 143, 32 lines modified | ||
| 143 | </h2> | 143 | </h2> |
| 144 | <p>The·following·expression·creates·a·new·<code·class="inline">Name</code>·record·where·the·value·of·each | 144 | <p>The·following·expression·creates·a·new·<code·class="inline">Name</code>·record·where·the·value·of·each |
| 145 | field·<code·class="inline">FieldI</code>·is·the·value·of·evaluating·the·corresponding·expression·<code·class="inline">ExprI</code>:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>The·fields·can·be·in·any·order,·not·necessarily·the·same·order·as·in·the·record | 145 | field·<code·class="inline">FieldI</code>·is·the·value·of·evaluating·the·corresponding·expression·<code·class="inline">ExprI</code>:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>The·fields·can·be·in·any·order,·not·necessarily·the·same·order·as·in·the·record |
| 146 | definition,·and·fields·can·be·omitted.·Omitted·fields·get·their·respective | 146 | definition,·and·fields·can·be·omitted.·Omitted·fields·get·their·respective |
| 147 | default·value·instead.</p><p>If·several·fields·are·to·be·assigned·the·same·value,·the·following·construction | 147 | default·value·instead.</p><p>If·several·fields·are·to·be·assigned·the·same·value,·the·following·construction |
| 148 | can·be·used:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK,·_=ExprL}</code></pre><p>Omitted·fields·then·get·the·value·of·evaluating·<code·class="inline">ExprL</code>·instead·of·their·default | 148 | can·be·used:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK,·_=ExprL}</code></pre><p>Omitted·fields·then·get·the·value·of·evaluating·<code·class="inline">ExprL</code>·instead·of·their·default |
| 149 | values.·This·feature·is·primarily·intended·to·be·used·to·create·patterns·for·ETS | 149 | values.·This·feature·is·primarily·intended·to·be·used·to·create·patterns·for·ETS |
| 150 | and·Mnesia·match·functions.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 150 | and·Mnesia·match·functions.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6225698093-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6225698093-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·831c08488179ac5baf9c15ba5c538bd5986de51b6cb9675ca98e2ec423a475fc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 151 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id="6225698093-3">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="6225698093-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id=" | 152 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id="6225698093-4">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="6225698093-5">{</span><span·class="ss">name</span><span·class="o">=</span><[·...·truncated·by·diffoscope;·len:·251,·SHA:·6765aeaddc4ebb95e5635d2ad7da48408af8222065f76b4ceec9d4a45576dcc1·...·]-4">)</span><span·class="p">.</span></code></pre><h2·id="accessing-record-fields"·class="section-heading"> |
| 153 | ··<a·href="#accessing-record-fields"·class="hover-link"> | 153 | ··<a·href="#accessing-record-fields"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">Accessing·Record·Fields</span> | 156 | ··<span·class="text">Accessing·Record·Fields</span> |
| 157 | </h2> | 157 | </h2> |
| 158 | <pre><code·class="text">Expr#Name.Field</code></pre><p>Returns·the·value·of·the·specified·field.·<code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code> | 158 | <pre><code·class="text">Expr#Name.Field</code></pre><p>Returns·the·value·of·the·specified·field.·<code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code> |
| 159 | record.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 159 | record.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9324446583-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9324446583-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·46085d43ab593242c0e8f399d5ca74bfe1d814958403b38a5e60225c6c4e40e7·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="nf">get_person_name</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">get_person_name</span><span·class="p"·data-group-id="9324446583-3">(</span><span·class="n">Person</span><span·class="p"·data-group-id="9324446583-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="n">Person</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span></code></pre><p>The·following·expression·returns·the·position·of·the·specified·field·in·the | 161 | ····</span><span·class="n">Person</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">.</span></code></pre><p>The·following·expression·returns·the·position·of·the·specified·field·in·the |
| 162 | tuple·representation·of·the·record:</p><pre><code·class="text">#Name.Field</code></pre><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 162 | tuple·representation·of·the·record:</p><pre><code·class="text">#Name.Field</code></pre><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="6298133809-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6298133809-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">phone</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·515e59531487b9e660cbd631a4b8d5420ba3f1f9394e13a652dcf05d2b76efa5·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id="6298133809-3">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List</span><span·class="p"·data-group-id="6298133809-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id="6298133809-4">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·63,·SHA:·7f519fa1129a5cc5891ca43b649cc92079245717c4425a44c2c6f4cc671911ec·...·]-4">)</span><span·class="p">.</span></code></pre><h2·id="updating-records"·class="section-heading"> |
| 165 | ··<a·href="#updating-records"·class="hover-link"> | 165 | ··<a·href="#updating-records"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Updating·Records</span> | 168 | ··<span·class="text">Updating·Records</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <pre><code·class="text">Expr#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p><code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code>·record.·A·copy·of·this·record·is·returned, | 170 | <pre><code·class="text">Expr#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p><code·class="inline">Expr</code>·is·to·evaluate·to·a·<code·class="inline">Name</code>·record.·A·copy·of·this·record·is·returned, |
| 171 | with·the·value·of·each·specified·field·<code·class="inline">FieldI</code>·changed·to·the·value·of | 171 | with·the·value·of·each·specified·field·<code·class="inline">FieldI</code>·changed·to·the·value·of |
| Offset 178, 51 lines modified | Offset 178, 51 lines modified | ||
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Records·in·Guards</span> | 180 | ··<span·class="text">Records·in·Guards</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>Since·record·expressions·are·expanded·to·tuple·expressions,·creating | 182 | <p>Since·record·expressions·are·expanded·to·tuple·expressions,·creating |
| 183 | records·and·accessing·record·fields·are·allowed·in·guards.·However, | 183 | records·and·accessing·record·fields·are·allowed·in·guards.·However, |
| 184 | all·subexpressions·(for·initializing·fields),·must·be·valid·guard | 184 | all·subexpressions·(for·initializing·fields),·must·be·valid·guard |
| 185 | expressions·as·well.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle</span><span·class="p"·data-group-id="3 | 185 | expressions·as·well.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle</span><span·class="p"·data-group-id="1380676179-1">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="1380676179-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·442,·SHA:·389c74371600eaa3f570b0fe7aabe03e42835367c4d6e0f4d6ffa8917f1a24ff·...·]-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 186 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">handle</span><span·class="p"·data-group-id="3 | 187 | </span><span·class="nf">handle</span><span·class="p"·data-group-id="1380676179-3">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="1380676179-3">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">running</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>There·is·also·a·type·test·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_record/2"><code·class="inline">is_record(Term,·RecordTag)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">is_person</span><span·class="p"·data-group-id="0 | 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>There·is·also·a·type·test·BIF·<a·href="../../erts-15.2.3/doc/html/erlang.html#is_record/2"><code·class="inline">is_record(Term,·RecordTag)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">is_person</span><span·class="p"·data-group-id="0679088741-1">(</span><span·class="n">P</span><span·class="p"·data-group-id="0679088741-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="0679088741-2">(</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·641af6d947c47d0cfe4aa3de21448bfd8e66e12e2f66d7d031f228dbf516bf15·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 189 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 190 | </span><span·class="nf">is_person</span><span·class="p"·data-group-id="0 | 190 | </span><span·class="nf">is_person</span><span·class="p"·data-group-id="0679088741-3">(</span><span·class="p">_</span><span·class="n">P</span><span·class="p"·data-group-id="0679088741-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><h2·id="records-in-patterns"·class="section-heading"> | 191 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><h2·id="records-in-patterns"·class="section-heading"> |
| 192 | ··<a·href="#records-in-patterns"·class="hover-link"> | 192 | ··<a·href="#records-in-patterns"·class="hover-link"> |
| 193 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 193 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 194 | ··</a> | 194 | ··</a> |
| 195 | ··<span·class="text">Records·in·Patterns</span> | 195 | ··<span·class="text">Records·in·Patterns</span> |
| 196 | </h2> | 196 | </h2> |
| 197 | <p>A·pattern·that·matches·a·certain·record·is·created·in·the·same·way·as·a·record | 197 | <p>A·pattern·that·matches·a·certain·record·is·created·in·the·same·way·as·a·record |
| 198 | is·created:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>In·this·case,·one·or·more·of·<code·class="inline">Expr1</code>·...·<code·class="inline">ExprK</code>·can·be·unbound·variables.</p><h2·id="nested-records"·class="section-heading"> | 198 | is·created:</p><pre><code·class="text">#Name{Field1=Expr1,·...,·FieldK=ExprK}</code></pre><p>In·this·case,·one·or·more·of·<code·class="inline">Expr1</code>·...·<code·class="inline">ExprK</code>·can·be·unbound·variables.</p><h2·id="nested-records"·class="section-heading"> |
| 199 | ··<a·href="#nested-records"·class="hover-link"> | 199 | ··<a·href="#nested-records"·class="hover-link"> |
| 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 201 | ··</a> | 201 | ··</a> |
| 202 | ··<span·class="text">Nested·Records</span> | 202 | ··<span·class="text">Nested·Records</span> |
| 203 | </h2> | 203 | </h2> |
| 204 | <p>Assume·the·following·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 204 | <p>Assume·the·following·record·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1195977616-1">(</span><span·class="ss">nrec0</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1195977616-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·132,·SHA:·6d3db1dc6c6dff78de311581c641126818814f97eb05e4b93f38312d93d4434d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 205 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1195977616-3">(</span><span·class="ss">nrec1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1195977616-4">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·392,·SHA:·ff36ba4468c46d8e5e167bb7d6697673bd34d4e4e86c7b846193c3a2ff7defb7·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 206 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1195977616-6">(</span><span·class="ss">nrec2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1195977616-7">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·392,·SHA:·4dff4fe2ab83ba77188a408f4709f7674f7de0d8959bb6e883b27866f93a9b1b·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="n">N2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">nrec2</span><span·class="p"·data-group-id=" | 207 | </span><span·class="n">N2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">nrec2</span><span·class="p"·data-group-id="1195977616-9">{</span><span·class="p"·data-group-id="1195977616-9">}</span><span·class="p">,</span></code></pre><p>Accessing·or·updating·nested·records·can·be·written·without·parentheses:</p><pre><code·class="text">"nested0"·=·N2#nrec2.nrec1#nrec1.nrec0#nrec0.name, |
| 208 | ····N0n·=·N2#nrec2.nrec1#nrec1.nrec0#nrec0{name·=·"nested0a"},</code></pre><p>which·is·equivalent·to:</p><pre><code·class="text">"nested0"·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0.name, | 208 | ····N0n·=·N2#nrec2.nrec1#nrec1.nrec0#nrec0{name·=·"nested0a"},</code></pre><p>which·is·equivalent·to:</p><pre><code·class="text">"nested0"·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0.name, |
| 209 | N0n·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0{name·=·"nested0a"},</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·R14,·parentheses·were·necessary·when·accessing·or·updating | 209 | N0n·=·((N2#nrec2.nrec1)#nrec1.nrec0)#nrec0{name·=·"nested0a"},</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·R14,·parentheses·were·necessary·when·accessing·or·updating |
| 210 | nested·records.</p></section><h2·id="internal-representation-of-records"·class="section-heading"> | 210 | nested·records.</p></section><h2·id="internal-representation-of-records"·class="section-heading"> |
| 211 | ··<a·href="#internal-representation-of-records"·class="hover-link"> | 211 | ··<a·href="#internal-representation-of-records"·class="hover-link"> |
| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| 214 | ··<span·class="text">Internal·Representation·of·Records</span> | 214 | ··<span·class="text">Internal·Representation·of·Records</span> |
| 215 | </h2> | 215 | </h2> |
| 216 | <p>Record·expressions·are·translated·to·tuple·expressions·during·compilation.·A | 216 | <p>Record·expressions·are·translated·to·tuple·expressions·during·compilation.·A |
| 217 | record·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4910640085-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4910640085-2">{</span><span·class="n">Field1</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FieldN</span><span·class="p"·data-group-id="4910640085-2">}</span><span·class="p"·data-group-id="4910640085-1">)</span><span·class="p">.</span></code></pre><p>is·internally·represented·by·the·tuple:</p><pre><code·class="text">{Name,·Value1,·...,·ValueN}</code></pre><p>Here·each·<code·class="inline">ValueI</code>·is·the·default·value·for·<code·class="inline">FieldI</code>.</p><p>To·each·module·using·records,·a·pseudo·function·is·added·during·compilation·to | ||
| 218 | obtain·information·about·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">record_info</span><span·class="p"·data-group-id="8422853674-1">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="8422853674-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="8422853674-2">[</span><span·class="n">Field</span><span·class="p"·data-group-id="8422853674-2">]</span><span·class="w"> | ||
| 219 | 217 | record·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8833289756-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·721,·SHA:·10cd0b2541857da4f41dba8b36048b45cb7ad70ebf04f2810bd6fb20b58707b9·...·] | |
| 218 | obtain·information·about·records:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">record_info</span><span·class="p"·data-group-id="3245554039-1">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="3245554039-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="3245554039-2">[</span><span·class="n">Field</span><span·class="p"·data-group-id="3245554039-2">]</span><span·class="w"> | ||
| 219 | </span><span·class="nf">record_info</span><span·class="p"·data-group-id="3245554039-3">(</span><span·class="nb">size</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="3245554039-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Size</span></code></pre><p><code·class="inline">Size</code>·is·the·size·of·the·tuple·representation,·that·is,·one·more·than·the | ||
| 220 | number·of·fields.</p> | 220 | number·of·fields.</p> |
| 221 | </div> | 221 | </div> |
| 222 | <div·class="bottom-actions"·id="bottom-actions"> | 222 | <div·class="bottom-actions"·id="bottom-actions"> |
| 223 | ··<div·class="bottom-actions-item"> | 223 | ··<div·class="bottom-actions-item"> |
| 224 | ······<a·href="macros.html"·class="bottom-actions-button"·rel="prev"> | 224 | ······<a·href="macros.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 266, 15 lines modified | Offset 266, 15 lines modified | ||
| 266 | ······<p·class="built-using"> | 266 | ······<p·class="built-using"> |
| 267 | ········Built·using | 267 | ········Built·using |
| 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 270 | ······</p> | 270 | ······</p> |
| 271 | <p>Copyright·©·1996-202 | 271 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 272 | ····</footer> | 272 | ····</footer> |
| 273 | ··</div> | 273 | ··</div> |
| 274 | </main> | 274 | </main> |
| 275 | </div> | 275 | </div> |
| 276 | <script> | 276 | <script> |
| 277 | ··function·mermaidLoaded()·{ | 277 | ··function·mermaidLoaded()·{ |
| 278 | ····mermaid.initialize({ | 278 | ····mermaid.initialize({ |
| Offset 209, 15 lines modified | Offset 209, 15 lines modified | ||
| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
| Offset 223, 38 lines modified | Offset 223, 38 lines modified | ||
| 223 | ··<span·class="text">update</span> | 223 | ··<span·class="text">update</span> |
| 224 | </h3> | 224 | </h3> |
| 225 | <p>If·a·more·complex·change·has·been·made,·for·example,·a·change·to·the·format·of | 225 | <p>If·a·more·complex·change·has·been·made,·for·example,·a·change·to·the·format·of |
| 226 | the·internal·state·of·a·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>,·simple·code·replacement·is·not·sufficient. | 226 | the·internal·state·of·a·<a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html"><code·class="inline">gen_server</code></a>,·simple·code·replacement·is·not·sufficient. |
| 227 | Instead,·it·is·necessary·to:</p><ul><li>Suspend·the·processes·using·the·module·(to·avoid·that·they·try·to·handle·any | 227 | Instead,·it·is·necessary·to:</p><ul><li>Suspend·the·processes·using·the·module·(to·avoid·that·they·try·to·handle·any |
| 228 | requests·before·the·code·replacement·is·completed).</li><li>Ask·them·to·transform·the·internal·state·format·and·switch·to·the·new·version | 228 | requests·before·the·code·replacement·is·completed).</li><li>Ask·them·to·transform·the·internal·state·format·and·switch·to·the·new·version |
| 229 | of·the·module.</li><li>Remove·the·old·version.</li><li>Resume·the·processes.</li></ul><p>This·is·called·<em>synchronized·code·replacement</em>·and·for·this·the·following | 229 | of·the·module.</li><li>Remove·the·old·version.</li><li>Resume·the·processes.</li></ul><p>This·is·called·<em>synchronized·code·replacement</em>·and·for·this·the·following |
| 230 | instructions·are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6364262784-1">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6364262784-2">{</span><span·class="ss">advanced</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Extra</span><span·class="p"·data-group-id="6364262784-2">}</span><span·class="p"·data-group-id="6364262784-1">}</span><span·class="w"> | ||
| 231 | 230 | instructions·are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2521638373-1">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·309,·SHA:·0e3aee7e67ece2aa9ed7e2332fdfd2b1f5b3689a0b573f41fa31208359916c02·...·] | |
| 231 | </span><span·class="p"·data-group-id="2521638373-3">{</span><span·class="ss">update</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="2521638373-3">}</span></code></pre><p><code·class="inline">update</code>·with·argument·<code·class="inline">{advanced,Extra}</code>·is·used·when·changing·the·internal | ||
| 232 | state·of·a·behaviour·as·described·above.·It·causes·behaviour·processes·to·call | 232 | state·of·a·behaviour·as·described·above.·It·causes·behaviour·processes·to·call |
| 233 | the·callback·function·<code·class="inline">code_change/3</code>,·passing·the·term·<code·class="inline">Extra</code>·and·some·other | 233 | the·callback·function·<code·class="inline">code_change/3</code>,·passing·the·term·<code·class="inline">Extra</code>·and·some·other |
| 234 | information·as·arguments.·See·the·manual·pages·for·the·respective·behaviours·and | 234 | information·as·arguments.·See·the·manual·pages·for·the·respective·behaviours·and |
| 235 | <a·href="appup_cookbook.html#int_state">Appup·Cookbook</a>.</p><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start | 235 | <a·href="appup_cookbook.html#int_state">Appup·Cookbook</a>.</p><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start |
| 236 | specification·of·a·supervisor.·See·<a·href="appup_cookbook.html#sup">Appup·Cookbook</a>.</p><p>When·a·module·is·to·be·updated,·the·release·handler·finds·which·processes·that | 236 | specification·of·a·supervisor.·See·<a·href="appup_cookbook.html#sup">Appup·Cookbook</a>.</p><p>When·a·module·is·to·be·updated,·the·release·handler·finds·which·processes·that |
| 237 | are·<em>using</em>·the·module·by·traversing·the·supervision·tree·of·each·running | 237 | are·<em>using</em>·the·module·by·traversing·the·supervision·tree·of·each·running |
| 238 | application·and·checking·all·the·child·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 238 | application·and·checking·all·the·child·specifications:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9616915688-1">{</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StartFunc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Restart</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·222,·SHA:·5ccb9c4af2d34206795c93a1c443dd05fc9734aabede6165c0b0054be1160347·...·]-1">}</span></code></pre><p>A·process·uses·a·module·if·the·name·is·listed·in·<code·class="inline">Modules</code>·in·the·child |
| 239 | specification·for·the·process.</p><p>If·<code·class="inline">Modules=dynamic</code>,·which·is·the·case·for·event·managers,·the·event·manager | 239 | specification·for·the·process.</p><p>If·<code·class="inline">Modules=dynamic</code>,·which·is·the·case·for·event·managers,·the·event·manager |
| 240 | process·informs·the·release·handler·about·the·list·of·currently·installed·event | 240 | process·informs·the·release·handler·about·the·list·of·currently·installed·event |
| 241 | handlers·(<code·class="inline">gen_event</code>),·and·it·is·checked·if·the·module·name·is·in·this·list | 241 | handlers·(<code·class="inline">gen_event</code>),·and·it·is·checked·if·the·module·name·is·in·this·list |
| 242 | instead.</p><p>The·release·handler·suspends,·asks·for·code·change,·and·resumes·processes·by | 242 | instead.</p><p>The·release·handler·suspends,·asks·for·code·change,·and·resumes·processes·by |
| 243 | calling·the·functions·<code·class="inline">sys:suspend/1,2</code>,·<code·class="inline">sys:change_code/4,5</code>,·and | 243 | calling·the·functions·<code·class="inline">sys:suspend/1,2</code>,·<code·class="inline">sys:change_code/4,5</code>,·and |
| 244 | <code·class="inline">sys:resume/1,2</code>,·respectively.</p><h3·id="add_module-and-delete_module"·class="section-heading"> | 244 | <code·class="inline">sys:resume/1,2</code>,·respectively.</p><h3·id="add_module-and-delete_module"·class="section-heading"> |
| 245 | ··<a·href="#add_module-and-delete_module"·class="hover-link"> | 245 | ··<a·href="#add_module-and-delete_module"·class="hover-link"> |
| 246 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 246 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 247 | ··</a> | 247 | ··</a> |
| 248 | ··<span·class="text">add_module·and·delete_module</span> | 248 | ··<span·class="text">add_module·and·delete_module</span> |
| 249 | </h3> | 249 | </h3> |
| 250 | <p>If·a·new·module·is·introduced,·the·following·instruction·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="64 | 250 | <p>If·a·new·module·is·introduced,·the·following·instruction·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5564117214-1">{</span><span·class="ss">add_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="5564117214-1">}</span></code></pre><p>This·instruction·loads·module·<code·class="inline">Module</code>.·When·running·Erlang·in |
| 251 | embedded·mode·it·is·necessary·to·use·this·this·instruction.·It·is·not | 251 | embedded·mode·it·is·necessary·to·use·this·this·instruction.·It·is·not |
| 252 | strictly·required·when·running·Erlang·in·interactive·mode,·since·the | 252 | strictly·required·when·running·Erlang·in·interactive·mode,·since·the |
| 253 | code·server·automatically·searches·for·and·loads·unloaded·modules.</p><p>The·opposite·of·<code·class="inline">add_module</code>·is·<code·class="inline">delete_module</code>,·which·unloads·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 253 | code·server·automatically·searches·for·and·loads·unloaded·modules.</p><p>The·opposite·of·<code·class="inline">add_module</code>·is·<code·class="inline">delete_module</code>,·which·unloads·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7728305480-1">{</span><span·class="nb">delete_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="7728305480-1">}</span></code></pre><p>Any·process,·in·any·application,·with·<code·class="inline">Module</code>·as·residence·module,·is |
| 254 | killed·when·the·instruction·is·evaluated.·Therefore,·the·user·must | 254 | killed·when·the·instruction·is·evaluated.·Therefore,·the·user·must |
| 255 | ensure·that·all·such·processes·are·terminated·before·deleting·module | 255 | ensure·that·all·such·processes·are·terminated·before·deleting·module |
| 256 | <code·class="inline">Module</code>·to·avoid·a·situation·with·failing·supervisor·restarts.</p><h3·id="application-instructions"·class="section-heading"> | 256 | <code·class="inline">Module</code>·to·avoid·a·situation·with·failing·supervisor·restarts.</p><h3·id="application-instructions"·class="section-heading"> |
| 257 | ··<a·href="#application-instructions"·class="hover-link"> | 257 | ··<a·href="#application-instructions"·class="hover-link"> |
| 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 259 | ··</a> | 259 | ··</a> |
| 260 | ··<span·class="text">Application·Instructions</span> | 260 | ··<span·class="text">Application·Instructions</span> |
| Offset 341, 60 lines modified | Offset 341, 60 lines modified | ||
| 341 | <code·class="inline">.app</code>·file.</li><li>Each·<code·class="inline">UpFromVsn</code>·is·a·previous·version·of·the·application·to·upgrade·from.</li><li>Each·<code·class="inline">DownToVsn</code>·is·a·previous·version·of·the·application·to·downgrade·to.</li><li>Each·<code·class="inline">Instructions</code>·is·a·list·of·release·handling·instructions.</li></ul><p><code·class="inline">UpFromVsn</code>·and·<code·class="inline">DownToVsn</code>·can·also·be·specified·as·regular·expressions.·For | 341 | <code·class="inline">.app</code>·file.</li><li>Each·<code·class="inline">UpFromVsn</code>·is·a·previous·version·of·the·application·to·upgrade·from.</li><li>Each·<code·class="inline">DownToVsn</code>·is·a·previous·version·of·the·application·to·downgrade·to.</li><li>Each·<code·class="inline">Instructions</code>·is·a·list·of·release·handling·instructions.</li></ul><p><code·class="inline">UpFromVsn</code>·and·<code·class="inline">DownToVsn</code>·can·also·be·specified·as·regular·expressions.·For |
| 342 | more·information·about·the·syntax·and·contents·of·the·<code·class="inline">.appup</code>·file,·see | 342 | more·information·about·the·syntax·and·contents·of·the·<code·class="inline">.appup</code>·file,·see |
| 343 | <a·href="../../lib/sasl-4.2.2/doc/html/appup.html"><code·class="inline">appup</code></a>·in·SASL.</p><p><a·href="appup_cookbook.html">Appup·Cookbook</a>·includes·examples·of·<code·class="inline">.appup</code>·files·for | 343 | <a·href="../../lib/sasl-4.2.2/doc/html/appup.html"><code·class="inline">appup</code></a>·in·SASL.</p><p><a·href="appup_cookbook.html">Appup·Cookbook</a>·includes·examples·of·<code·class="inline">.appup</code>·files·for |
| 344 | typical·upgrade/downgrade·cases.</p><p><em>Example:</em>·Consider·the·release·<code·class="inline">ch_rel-1</code>·from | 344 | typical·upgrade/downgrade·cases.</p><p><em>Example:</em>·Consider·the·release·<code·class="inline">ch_rel-1</code>·from |
| 345 | <a·href="release_structure.html#ch_rel">Releases</a>.·Assume·you·want·to·add·a·function | 345 | <a·href="release_structure.html#ch_rel">Releases</a>.·Assume·you·want·to·add·a·function |
| 346 | <code·class="inline">available/0</code>·to·server·<code·class="inline">ch3</code>,·which·returns·the·number·of·available·channels | 346 | <code·class="inline">available/0</code>·to·server·<code·class="inline">ch3</code>,·which·returns·the·number·of·available·channels |
| 347 | (when·trying·out·the·example,·make·the·change·in·a·copy·of·the·original | 347 | (when·trying·out·the·example,·make·the·change·in·a·copy·of·the·original |
| 348 | directory,·to·ensure·that·the·first·version·is·still·available):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 348 | directory,·to·ensure·that·the·first·version·is·still·available):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6533261541-1">(</span><span·class="ss">ch3</span><span·class="p"·data-group-id="6533261541-1">)</span><span·class="p">.</span><span·class="w"> |
| 349 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 349 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="6533261541-2">(</span><span·class="ss">gen_server</span><span·class="p"·data-group-id="6533261541-2">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="w"> | 350 | </span><span·class="w"> |
| 351 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 351 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6533261541-3">(</span><span·class="p"·data-group-id="6533261541-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6533261541-4">]</span><span·class="p"·data-group-id="6533261541-3">)</span><span·class="p">.</span><span·class="w"> |
| 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6533261541-5">(</span><span·class="p"·data-group-id="6533261541-6">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">free</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·0f26e5ef2b2a8902259c0850cd742cc142febfba17ece28cc14c079258c8bf08·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6533261541-7">(</span><span·class="p"·data-group-id="6533261541-8">[</span><span·class="ss">available</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6533261541-8">]</span><span·class="p"·data-group-id="6533261541-7">)</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6533261541-9">(</span><span·class="p"·data-group-id="6533261541-10">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·256,·SHA:·077641f31c9c374f8ae80a06870b0d474283bef7b1e7008081ed4fc0d7296c6a·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 355 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="6533261541-11">(</span><span·class="p"·data-group-id="6533261541-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 356 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 356 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="6533261541-12">(</span><span·class="p"·data-group-id="6533261541-13">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p"·data-group-id="6533261541-13">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·407,·SHA:·a791282b69ee9751c63883b6eba252be76e25045ffb5627565b3f7c9db10aa5e·...·]-12">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 357 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="6533261541-16">(</span><span·class="p"·data-group-id="6533261541-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 358 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 358 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="6533261541-17">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="6533261541-17">)</span><span·class="p">.</span><span·class="w"> |
| 359 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 359 | </span><span·class="nf">free</span><span·class="p"·data-group-id="6533261541-18">(</span><span·class="n">Ch</span><span·class="p"·data-group-id="6533261541-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 360 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 360 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="6533261541-19">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6533261541-20">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><sp[·...·truncated·by·diffoscope;·len:·92,·SHA:·7b2bf32a325219931bdf20ab1e179a5e395a97b1c3112a0e76da75b7ba1e9160·...·]-19">)</span><span·class="p">.</span><span·class="w"> |
| 361 | </span><span·class="nf">available</span><span·class="p"·data-group-id=" | 361 | </span><span·class="nf">available</span><span·class="p"·data-group-id="6533261541-21">(</span><span·class="p"·data-group-id="6533261541-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 362 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 362 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="6533261541-22">(</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">available</span><span·class="p"·data-group-id="6533261541-22">)</span><span·class="p">.</span><span·class="w"> |
| 363 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 363 | </span><span·class="nf">init</span><span·class="p"·data-group-id="6533261541-23">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="6533261541-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 364 | ····</span><span·class="p"·data-group-id=" | 364 | ····</span><span·class="p"·data-group-id="6533261541-24">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">channels</span><span·class="p"·data-group-id="6533261541-25">(</span><span·class="p"·data-group-id="6533261541-25">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·2dad23daae0646f692362b3ec42cf759d151486e9a1e9819abbcdaabfeaf633e·...·]-24">}</span><span·class="p">.</span><span·class="w"> |
| 365 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 365 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="6533261541-26">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·21b8127e9cd826ed71252594855cf42c815d1dc74d696f9328968884cbcdc56c·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 366 | ····</span><span·class="p"·data-group-id=" | 366 | ····</span><span·class="p"·data-group-id="6533261541-27">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6533261541-27">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·143,·SHA:·38dfbb4db7c02d751ab1f9d845cb0454aff4bb11c4f8c01c90b4a662eae5b007·...·]-28">)</span><span·class="p">,</span><span·class="w"> |
| 367 | ····</span><span·class="p"·data-group-id=" | 367 | ····</span><span·class="p"·data-group-id="6533261541-29">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6533261541-29">}</span><span·class="p">;</span><span·class="w"> |
| 368 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 368 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="6533261541-30">(</span><span·class="ss">available</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·14,·SHA:·ecd676df5ded834690f8e1e8a68e8359eec8867ab9b6372f89f6001add271869·...·]-30">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 369 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">available</span><span·class="p"·data-group-id=" | 369 | ····</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">available</span><span·class="p"·data-group-id="6533261541-31">(</span><span·class="n">Chs</span><span·class="p"·data-group-id="6533261541-31">)</span><span·class="p">,</span><span·class="w"> |
| 370 | ····</span><span·class="p"·data-group-id=" | 370 | ····</span><span·class="p"·data-group-id="6533261541-32">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="6533261541-32">}</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id=" | 371 | </span><span·class="nf">handle_cast</span><span·class="p"·data-group-id="6533261541-33">(</span><span·class="p"·data-group-id="6533261541-34">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ch</span><span·class="p"·data-group-id="6533261541-34">}</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·91,·SHA:·206ce461bae882f128f129fa62be029c434bebad17f33b63b919ab821c67d91f·...·]-33">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 372 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 372 | ····</span><span·class="n">Chs2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="6533261541-35">(</span><span·class="n">Ch</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs</span><span·class="p"·data-group-id="6533261541-35">)</span><span·class="p">,</span><span·class="w"> |
| 373 | ····</span><span·class="p"·data-group-id=" | 373 | ····</span><span·class="p"·data-group-id="6533261541-36">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Chs2</span><span·class="p"·data-group-id="6533261541-36">}</span><span·class="p">.</span></code></pre><p>A·new·version·of·the·<code·class="inline">ch_app.app</code>·file·must·now·be·created,·where·the·version·is |
| 374 | updated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6 | 374 | updated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6941954934-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 375 | ·</span><span·class="p"·data-group-id="6 | 375 | ·</span><span·class="p"·data-group-id="6941954934-2">[</span><span·class="p"·data-group-id="6941954934-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="6941954934-3">}</span><span·class="p">,</span><span·class="w"> |
| 376 | ··</span><span·class="p"·data-group-id="6 | 376 | ··</span><span·class="p"·data-group-id="6941954934-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2"</span><span·class="p"·data-group-id="6941954934-4">}</span><span·class="p">,</span><span·class="w"> |
| 377 | ··</span><span·class="p"·data-group-id="6 | 377 | ··</span><span·class="p"·data-group-id="6941954934-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6941954934-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup</[·...·truncated·by·diffoscope;·len:·174,·SHA:·1658541025ab506bdad11922b01366a90c0e6ad1551c379be76dc1cd75fceba4·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 378 | ··</span><span·class="p"·data-group-id="6 | 378 | ··</span><span·class="p"·data-group-id="6941954934-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6941954934-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="6941954934-8">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·541aafca88be1b62f14c7fd97b0e4c8edba14ddd3169eb6ba357cb8884e530e2·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 379 | ··</span><span·class="p"·data-group-id="6 | 379 | ··</span><span·class="p"·data-group-id="6941954934-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6941954934-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">st[·...·truncated·by·diffoscope;·len:·182,·SHA:·3d38dc1a789643cc50d9b972f6db9f6dc32b77a4f8a2c1303a87708eb14ffd2a·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 380 | ··</span><span·class="p"·data-group-id="6 | 380 | ··</span><span·class="p"·data-group-id="6941954934-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6941954934-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="6941954934-13">[</sp[·...·truncated·by·diffoscope;·len:·152,·SHA:·0c04cf451f5a142b44353ff4f5cfb6a1835b8b661c85dc4e6fced818791f4aa2·...·]-11">}</span><span·class="w"> |
| 381 | ·</span><span·class="p"·data-group-id="6 | 381 | ·</span><span·class="p"·data-group-id="6941954934-2">]</span><span·class="p"·data-group-id="6941954934-1">}</span><span·class="p">.</span></code></pre><p>To·upgrade·<code·class="inline">ch_app</code>·from·<code·class="inline">"1"</code>·to·<code·class="inline">"2"</code>·(and·to·downgrade·from·<code·class="inline">"2"</code>·to·<code·class="inline">"1"</code>), |
| 382 | you·only·need·to·load·the·new·(old)·version·of·the·<code·class="inline">ch3</code>·callback·module.·Create | 382 | you·only·need·to·load·the·new·(old)·version·of·the·<code·class="inline">ch3</code>·callback·module.·Create |
| 383 | the·application·upgrade·file·<code·class="inline">ch_app.appup</code>·in·the·<code·class="inline">ebin</code>·directory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 383 | the·application·upgrade·file·<code·class="inline">ch_app.appup</code>·in·the·<code·class="inline">ebin</code>·directory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0713598003-1">{</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w"> |
| 384 | ·</span><span·class="p"·data-group-id="0 | 384 | ·</span><span·class="p"·data-group-id="0713598003-2">[</span><span·class="p"·data-group-id="0713598003-3">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0713598003-4">[</span><span·class="p"·data-group-id="0713598003-5">[·...·truncated·by·diffoscope;·len:·318,·SHA:·3dfa6fb407264d824dbc700f278fde5c17cf1c84833d274c79ca4da1a9b9f369·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 385 | ·</span><span·class="p"·data-group-id="0 | 385 | ·</span><span·class="p"·data-group-id="0713598003-6">[</span><span·class="p"·data-group-id="0713598003-7">{</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0713598003-8">[</span><span·class="p"·data-group-id="0713598003-9">[·...·truncated·by·diffoscope;·len:·318,·SHA:·e1b1e1ed7f48ddcd782ad84433eba292c1d332f0f62fab41106be42a52ce5d18·...·]-6">]</span><span·class="w"> |
| 386 | </span><span·class="p"·data-group-id="0 | 386 | </span><span·class="p"·data-group-id="0713598003-1">}</span><span·class="p">.</span></code></pre><p><a·href=""·id="relup"></a></p><h2·id="release-upgrade-file"·class="section-heading"> |
| 387 | ··<a·href="#release-upgrade-file"·class="hover-link"> | 387 | ··<a·href="#release-upgrade-file"·class="hover-link"> |
| 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 389 | ··</a> | 389 | ··</a> |
| 390 | ··<span·class="text">Release·Upgrade·File</span> | 390 | ··<span·class="text">Release·Upgrade·File</span> |
| 391 | </h2> | 391 | </h2> |
| 392 | <p>To·define·how·to·upgrade/downgrade·between·the·new·version·and·previous·versions | 392 | <p>To·define·how·to·upgrade/downgrade·between·the·new·version·and·previous·versions |
| 393 | of·a·release,·a·<em>release·upgrade·file</em>,·or·in·short·<code·class="inline">.relup</code>·file,·is·to·be | 393 | of·a·release,·a·<em>release·upgrade·file</em>,·or·in·short·<code·class="inline">.relup</code>·file,·is·to·be |
| Offset 405, 22 lines modified | Offset 405, 22 lines modified | ||
| 405 | are·to·be·added·and·deleted,·and·which·applications·that·must·be·upgraded·and/or | 405 | are·to·be·added·and·deleted,·and·which·applications·that·must·be·upgraded·and/or |
| 406 | downgraded.·The·instructions·for·this·are·fetched·from·the·<code·class="inline">.appup</code>·files·and | 406 | downgraded.·The·instructions·for·this·are·fetched·from·the·<code·class="inline">.appup</code>·files·and |
| 407 | transformed·into·a·single·list·of·low-level·instructions·in·the·right·order.</p><p>If·the·<code·class="inline">relup</code>·file·is·relatively·simple,·it·can·be·created·manually.·It·is·only | 407 | transformed·into·a·single·list·of·low-level·instructions·in·the·right·order.</p><p>If·the·<code·class="inline">relup</code>·file·is·relatively·simple,·it·can·be·created·manually.·It·is·only |
| 408 | to·contain·low-level·instructions.</p><p>For·details·about·the·syntax·and·contents·of·the·release·upgrade·file,·see | 408 | to·contain·low-level·instructions.</p><p>For·details·about·the·syntax·and·contents·of·the·release·upgrade·file,·see |
| 409 | <a·href="../../lib/sasl-4.2.2/doc/html/relup.html"><code·class="inline">relup</code></a>·in·SASL.</p><p><em>Example,·continued·from·the·previous·section:</em>·You·have·a·new·version·"2"·of | 409 | <a·href="../../lib/sasl-4.2.2/doc/html/relup.html"><code·class="inline">relup</code></a>·in·SASL.</p><p><em>Example,·continued·from·the·previous·section:</em>·You·have·a·new·version·"2"·of |
| 410 | <code·class="inline">ch_app</code>·and·an·<code·class="inline">.appup</code>·file.·A·new·version·of·the·<code·class="inline">.rel</code>·file·is·also·needed. | 410 | <code·class="inline">ch_app</code>·and·an·<code·class="inline">.appup</code>·file.·A·new·version·of·the·<code·class="inline">.rel</code>·file·is·also·needed. |
| 411 | This·time·the·file·is·called·<code·class="inline">ch_rel-2.rel</code>·and·the·release·version·string·is | 411 | This·time·the·file·is·called·<code·class="inline">ch_rel-2.rel</code>·and·the·release·version·string·is |
| 412 | changed·from·"A"·to·"B":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 412 | changed·from·"A"·to·"B":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9492032220-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w"> |
| 413 | ·</span><span·class="p"·data-group-id=" | 413 | ·</span><span·class="p"·data-group-id="9492032220-2">{</span><span·class="s">"ch_rel"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"B"</span><span·class="p"·data-group-id="9492032220-2">}</span><span·class="p">,</span><span·class="w"> |
| 414 | ·</span><span·class="p"·data-group-id=" | 414 | ·</span><span·class="p"·data-group-id="9492032220-3">{</span><span·class="ss">erts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"14.2.5"</span><span·class="p"·data-group-id="9492032220-3">}</span><span·class="p">,</span><span·class="w"> |
| 415 | ·</span><span·class="p"·data-group-id=" | 415 | ·</span><span·class="p"·data-group-id="9492032220-4">[</span><span·class="p"·data-group-id="9492032220-5">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"9.2.4"</span><span·class="p"·data-group-id="9492032220-5">}</span><span·class="p">,</span><span·class="w"> |
| 416 | ··</span><span·class="p"·data-group-id=" | 416 | ··</span><span·class="p"·data-group-id="9492032220-6">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"5.2.3"</span><span·class="p"·data-group-id="9492032220-6">}</span><span·class="p">,</span><span·class="w"> |
| 417 | ··</span><span·class="p"·data-group-id=" | 417 | ··</span><span·class="p"·data-group-id="9492032220-7">{</span><span·class="ss">sasl</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.2.1"</span><span·class="p"·data-group-id="9492032220-7">}</span><span·class="p">,</span><span·class="w"> |
| 418 | ··</span><span·class="p"·data-group-id=" | 418 | ··</span><span·class="p"·data-group-id="9492032220-8">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2"</span><span·class="p"·data-group-id="9492032220-8">}</span><span·class="p"·data-group-id="9492032220-4">]</span><span·class="w"> |
| 419 | </span><span·class="p"·data-group-id=" | 419 | </span><span·class="p"·data-group-id="9492032220-1">}</span><span·class="p">.</span></code></pre><p>Now·the·<code·class="inline">relup</code>·file·can·be·generated:</p><pre><code·class="text">1>·systools:make_relup("ch_rel-2",·["ch_rel-1"],·["ch_rel-1"]). |
| 420 | ok</code></pre><p>This·generates·a·<code·class="inline">relup</code>·file·with·instructions·for·how·to·upgrade·from·version | 420 | ok</code></pre><p>This·generates·a·<code·class="inline">relup</code>·file·with·instructions·for·how·to·upgrade·from·version |
| 421 | "A"·("ch_rel-1")·to·version·"B"·("ch_rel-2")·and·how·to·downgrade·from·version | 421 | "A"·("ch_rel-1")·to·version·"B"·("ch_rel-2")·and·how·to·downgrade·from·version |
| 422 | "B"·to·version·"A".</p><p>Both·the·old·and·new·versions·of·the·<code·class="inline">.app</code>·and·<code·class="inline">.rel</code>·files·must·be·in·the·code | 422 | "B"·to·version·"A".</p><p>Both·the·old·and·new·versions·of·the·<code·class="inline">.app</code>·and·<code·class="inline">.rel</code>·files·must·be·in·the·code |
| 423 | path,·as·well·as·the·<code·class="inline">.appup</code>·and·(new)·<code·class="inline">.beam</code>·files.·The·code·path·can·be | 423 | path,·as·well·as·the·<code·class="inline">.appup</code>·and·(new)·<code·class="inline">.beam</code>·files.·The·code·path·can·be |
| 424 | extended·by·using·the·option·<code·class="inline">path</code>:</p><pre><code·class="text">1>·systools:make_relup("ch_rel-2",·["ch_rel-1"],·["ch_rel-1"], | 424 | extended·by·using·the·option·<code·class="inline">path</code>:</p><pre><code·class="text">1>·systools:make_relup("ch_rel-2",·["ch_rel-1"],·["ch_rel-1"], |
| 425 | [{path,["../ch_rel-1", | 425 | [{path,["../ch_rel-1", |
| 426 | "../ch_rel-1/lib/ch_app-1/ebin"]}]). | 426 | "../ch_rel-1/lib/ch_app-1/ebin"]}]). |
| Offset 433, 25 lines modified | Offset 433, 25 lines modified | ||
| 433 | <p>When·you·have·made·a·new·version·of·a·release,·a·release·package·can·be·created | 433 | <p>When·you·have·made·a·new·version·of·a·release,·a·release·package·can·be·created |
| 434 | with·this·new·version·and·transferred·to·the·target·environment.</p><p>To·install·the·new·version·of·the·release·in·runtime,·the·<em>release | 434 | with·this·new·version·and·transferred·to·the·target·environment.</p><p>To·install·the·new·version·of·the·release·in·runtime,·the·<em>release |
| 435 | handler</em>·is·used.·This·is·a·process·belonging·to·the·SASL·application, | 435 | handler</em>·is·used.·This·is·a·process·belonging·to·the·SASL·application, |
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| 136 | ··<a·href="#release-resource-file"·class="hover-link"> | 136 | ··<a·href="#release-resource-file"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Release·Resource·File</span> | 139 | ··<span·class="text">Release·Resource·File</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>To·define·a·release,·create·a·<em>release·resource·file</em>,·or·in·short·a·<code·class="inline">.rel</code> | 141 | <p>To·define·a·release,·create·a·<em>release·resource·file</em>,·or·in·short·a·<code·class="inline">.rel</code> |
| 142 | file.·In·the·file,·specify·the·name·and·version·of·the·release,·which·ERTS | 142 | file.·In·the·file,·specify·the·name·and·version·of·the·release,·which·ERTS |
| 143 | version·it·is·based·on,·and·which·applications·it·consists·of:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 143 | version·it·is·based·on,·and·which·applications·it·consists·of:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5051449286-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5051449286-2">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="n">Vsn</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·273,·SHA:·6c7da57e2b289870d5c16eb17177be225dd9a14316c309aebcb3dbc059e99a52·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ·</span><span·class="p"·data-group-id=" | 144 | ·</span><span·class="p"·data-group-id="5051449286-4">[</span><span·class="p"·data-group-id="5051449286-5">{</span><span·class="n">Application1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn1</span><span·class="p"·data-group-id="5051449286-5">}</span><span·class="p">,</span><span·class="w"> |
| 145 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 145 | ···</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 146 | ··</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="p"·data-group-id="5051449286-6">{</span><span·class="n">ApplicationN</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsnN</span><span·class="p"·data-group-id="5051449286-6">}</span><span·class="p"·data-group-id="5051449286-4">]</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·a46126eede9cd48f71ace66b29f4ebe952d4a5a18b4ddc5a611b4e04a4081e79·...·]-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">Name</code>,·<code·class="inline">Vsn</code>,·<code·class="inline">EVsn</code>,·and·<code·class="inline">AppVsn</code>·are·strings.</p><p>The·file·must·be·named·<code·class="inline">Rel.rel</code>,·where·<code·class="inline">Rel</code>·is·a·unique·name.</p><p>Each·<code·class="inline">Application</code>·(atom)·and·<code·class="inline">AppVsn</code>·is·the·name·and·version·of·an·application |
| 147 | included·in·the·release.·The·minimal·release·based·on·Erlang/OTP·consists·of·the | 147 | included·in·the·release.·The·minimal·release·based·on·Erlang/OTP·consists·of·the |
| 148 | Kernel·and·STDLIB·applications,·so·these·applications·must·be·included·in·the | 148 | Kernel·and·STDLIB·applications,·so·these·applications·must·be·included·in·the |
| 149 | list.</p><p>If·the·release·is·to·be·upgraded,·it·must·also·include·the·SASL·application.</p><p><a·href=""·id="ch_rel"></a></p><p>Here·is·an·example·showing·the·<code·class="inline">.app</code>·file·for·a·release·of·<code·class="inline">ch_app</code>·from | 149 | list.</p><p>If·the·release·is·to·be·upgraded,·it·must·also·include·the·SASL·application.</p><p><a·href=""·id="ch_rel"></a></p><p>Here·is·an·example·showing·the·<code·class="inline">.app</code>·file·for·a·release·of·<code·class="inline">ch_app</code>·from |
| 150 | the·<a·href="applications.html#ch_app">Applications</a>·section:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 150 | the·<a·href="applications.html#ch_app">Applications</a>·section:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9867255504-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w"> |
| 151 | ·</span><span·class="p"·data-group-id=" | 151 | ·</span><span·class="p"·data-group-id="9867255504-2">[</span><span·class="p"·data-group-id="9867255504-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Channel·allocator"</span><span·class="p"·data-group-id="9867255504-3">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ··</span><span·class="p"·data-group-id=" | 152 | ··</span><span·class="p"·data-group-id="9867255504-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="9867255504-4">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ··</span><span·class="p"·data-group-id=" | 153 | ··</span><span·class="p"·data-group-id="9867255504-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9867255504-6">[</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ch_sup<[·...·truncated·by·diffoscope;·len:·175,·SHA:·ae5c27a512b109c3510e9b13614773b1c95911884e1338a7413f4a7655dc5a76·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ··</span><span·class="p"·data-group-id=" | 154 | ··</span><span·class="p"·data-group-id="9867255504-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9867255504-8">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="9867255504-8">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·eb48ab5567a785d08c715a76d776447132e568efdf226dd31c545ebc51592ead·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ··</span><span·class="p"·data-group-id=" | 155 | ··</span><span·class="p"·data-group-id="9867255504-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9867255504-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·183,·SHA:·69e20cb50a42710a4eb986b08ce0e7b44323e68f40aca53d9432edb7f3523433·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ··</span><span·class="p"·data-group-id=" | 156 | ··</span><span·class="p"·data-group-id="9867255504-11">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9867255504-12">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="p"·data-group-id="9867255504-13">[</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·85a7b5c399b7eac8f3e370a66712ddb5eab9be0ab2653b53427bcf166d4e90e7·...·]-11">}</span><span·class="w"> |
| 157 | ·</span><span·class="p"·data-group-id=" | 157 | ·</span><span·class="p"·data-group-id="9867255504-2">]</span><span·class="p"·data-group-id="9867255504-1">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">.rel</code>·file·must·also·contain·<code·class="inline">kernel</code>,·<code·class="inline">stdlib</code>,·and·<code·class="inline">sasl</code>,·as·these |
| 158 | applications·are·required·by·<code·class="inline">ch_app</code>.·The·file·is·called·<code·class="inline">ch_rel-1.rel</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 158 | applications·are·required·by·<code·class="inline">ch_app</code>.·The·file·is·called·<code·class="inline">ch_rel-1.rel</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8819758145-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w"> |
| 159 | ·</span><span·class="p"·data-group-id=" | 159 | ·</span><span·class="p"·data-group-id="8819758145-2">{</span><span·class="s">"ch_rel"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"A"</span><span·class="p"·data-group-id="8819758145-2">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ·</span><span·class="p"·data-group-id=" | 160 | ·</span><span·class="p"·data-group-id="8819758145-3">{</span><span·class="ss">erts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"14.2.5"</span><span·class="p"·data-group-id="8819758145-3">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ·</span><span·class="p"·data-group-id=" | 161 | ·</span><span·class="p"·data-group-id="8819758145-4">[</span><span·class="p"·data-group-id="8819758145-5">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"9.2.4"</span><span·class="p"·data-group-id="8819758145-5">}</span><span·class="p">,</span><span·class="w"> |
| 162 | ··</span><span·class="p"·data-group-id=" | 162 | ··</span><span·class="p"·data-group-id="8819758145-6">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"5.2.3"</span><span·class="p"·data-group-id="8819758145-6">}</span><span·class="p">,</span><span·class="w"> |
| 163 | ··</span><span·class="p"·data-group-id=" | 163 | ··</span><span·class="p"·data-group-id="8819758145-7">{</span><span·class="ss">sasl</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.2.1"</span><span·class="p"·data-group-id="8819758145-7">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ··</span><span·class="p"·data-group-id=" | 164 | ··</span><span·class="p"·data-group-id="8819758145-8">{</span><span·class="ss">ch_app</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"1"</span><span·class="p"·data-group-id="8819758145-8">}</span><span·class="p"·data-group-id="8819758145-4">]</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="8819758145-1">}</span><span·class="p">.</span></code></pre><p><a·href=""·id="boot"></a></p><h2·id="generating-boot-scripts"·class="section-heading"> |
| 166 | ··<a·href="#generating-boot-scripts"·class="hover-link"> | 166 | ··<a·href="#generating-boot-scripts"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">Generating·Boot·Scripts</span> | 169 | ··<span·class="text">Generating·Boot·Scripts</span> |
| 170 | </h2> | 170 | </h2> |
| 171 | <p><a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·in·the·SASL·application·includes·tools·to·build·and·check | 171 | <p><a·href="../../lib/sasl-4.2.2/doc/html/systools.html"><code·class="inline">systools</code></a>·in·the·SASL·application·includes·tools·to·build·and·check |
| 172 | releases.·The·functions·read·the·<code·class="inline">.rel</code>·and·<code·class="inline">.app</code>·files·and·perform | 172 | releases.·The·functions·read·the·<code·class="inline">.rel</code>·and·<code·class="inline">.app</code>·files·and·perform |
| Offset 190, 17 lines modified | Offset 190, 17 lines modified | ||
| 190 | ··<a·href="#creating-a-release-package"·class="hover-link"> | 190 | ··<a·href="#creating-a-release-package"·class="hover-link"> |
| 191 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 191 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 192 | ··</a> | 192 | ··</a> |
| 193 | ··<span·class="text">Creating·a·Release·Package</span> | 193 | ··<span·class="text">Creating·a·Release·Package</span> |
| 194 | </h2> | 194 | </h2> |
| 195 | <p>The·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html#make_tar/2"><code·class="inline">systools:make_tar/1,2</code></a>·function·takes·a | 195 | <p>The·<a·href="../../lib/sasl-4.2.2/doc/html/systools.html#make_tar/2"><code·class="inline">systools:make_tar/1,2</code></a>·function·takes·a |
| 196 | <code·class="inline">.rel</code>·file·as·input·and·creates·a·zipped·tar·file·with·the·code·for | 196 | <code·class="inline">.rel</code>·file·as·input·and·creates·a·zipped·tar·file·with·the·code·for |
| 197 | the·specified·applications,·a·<em>release·package</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_script</span><span·class="p"·data-group-id=" | 197 | the·specified·applications,·a·<em>release·package</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_script</span><span·class="p"·data-group-id="5132265947-1">(</span><span·class="s">"ch_rel-1"</span><span·class="p"·data-group-id="5132265947-1">)</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 198 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 199 | 2>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id=" | 199 | 2>·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id="5132265947-2">(</span><span·class="s">"ch_rel-1"</span><span·class="p"·data-group-id="5132265947-2">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="ss">ok</span></code></pre><p>The·release·package·by·default·contains:</p><ul><li>The·<code·class="inline">.app</code>·files</li><li>The·<code·class="inline">.rel</code>·file</li><li>The·object·code·for·all·applications,·structured·according·to·the | 200 | </span><span·class="ss">ok</span></code></pre><p>The·release·package·by·default·contains:</p><ul><li>The·<code·class="inline">.app</code>·files</li><li>The·<code·class="inline">.rel</code>·file</li><li>The·object·code·for·all·applications,·structured·according·to·the |
| 201 | <a·href="applications.html#app_dir">application·directory·structure</a></li><li>The·binary·boot·script·renamed·to·<code·class="inline">start.boot</code></li></ul><pre><code·class="text">%·tar·tf·ch_rel-1.tar | 201 | <a·href="applications.html#app_dir">application·directory·structure</a></li><li>The·binary·boot·script·renamed·to·<code·class="inline">start.boot</code></li></ul><pre><code·class="text">%·tar·tf·ch_rel-1.tar |
| 202 | lib/kernel-9.2.4/ebin/kernel.app | 202 | lib/kernel-9.2.4/ebin/kernel.app |
| 203 | lib/kernel-9.2.4/ebin/application.beam | 203 | lib/kernel-9.2.4/ebin/application.beam |
| 204 | ... | 204 | ... |
| 205 | lib/stdlib-5.2.3/ebin/stdlib.app | 205 | lib/stdlib-5.2.3/ebin/stdlib.app |
| 206 | lib/stdlib-5.2.3/ebin/argparse.beam | 206 | lib/stdlib-5.2.3/ebin/argparse.beam |
| Offset 351, 15 lines modified | Offset 351, 15 lines modified | ||
| 351 | ······<p·class="built-using"> | 351 | ······<p·class="built-using"> |
| 352 | ········Built·using | 352 | ········Built·using |
| 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 355 | ······</p> | 355 | ······</p> |
| 356 | <p>Copyright·©·1996-202 | 356 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 357 | ····</footer> | 357 | ····</footer> |
| 358 | ··</div> | 358 | ··</div> |
| 359 | </main> | 359 | </main> |
| 360 | </div> | 360 | </div> |
| 361 | <script> | 361 | <script> |
| 362 | ··function·mermaidLoaded()·{ | 362 | ··function·mermaidLoaded()·{ |
| 363 | ····mermaid.initialize({ | 363 | ····mermaid.initialize({ |
| Offset 128, 68 lines modified | Offset 128, 68 lines modified | ||
| 128 | </h2> | 128 | </h2> |
| 129 | <p>Before·improving·the·messenger·program,·let·us·look·at·some·general·principles, | 129 | <p>Before·improving·the·messenger·program,·let·us·look·at·some·general·principles, |
| 130 | using·the·ping·pong·program·as·an·example.·Recall·that·when·"ping"·finishes,·it | 130 | using·the·ping·pong·program·as·an·example.·Recall·that·when·"ping"·finishes,·it |
| 131 | tells·"pong"·that·it·has·done·so·by·sending·the·atom·<code·class="inline">finished</code>·as·a·message·to | 131 | tells·"pong"·that·it·has·done·so·by·sending·the·atom·<code·class="inline">finished</code>·as·a·message·to |
| 132 | "pong"·so·that·"pong"·can·also·finish.·Another·way·to·let·"pong"·finish·is·to | 132 | "pong"·so·that·"pong"·can·also·finish.·Another·way·to·let·"pong"·finish·is·to |
| 133 | make·"pong"·exit·if·it·does·not·receive·a·message·from·ping·within·a·certain | 133 | make·"pong"·exit·if·it·does·not·receive·a·message·from·ping·within·a·certain |
| 134 | time.·This·can·be·done·by·adding·a·<em>time-out</em>·to·<code·class="inline">pong</code>·as·shown·in·the | 134 | time.·This·can·be·done·by·adding·a·<em>time-out</em>·to·<code·class="inline">pong</code>·as·shown·in·the |
| 135 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1 | 135 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4713580708-1">(</span><span·class="ss">tut19</span><span·class="p"·data-group-id="4713580708-1">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="w"> | 136 | </span><span·class="w"> |
| 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1 | 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4713580708-2">(</span><span·class="p"·data-group-id="4713580708-3">[</span><span·class="ss">start_ping</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_pong</span><span·class="p">[·...·truncated·by·diffoscope;·len:·377,·SHA:·c947084350dcd64934e6cc082c59efee40c2126b623b8442c7a47a68e428704b·...·]8-2">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="1 | 138 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="4713580708-4">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="4713580708-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1 | 139 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4713580708-5">(</span><span·class="s">"ping·finished</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4713580708-6">[</span><span·class="p"·data-group-id="47135[·...·truncated·by·diffoscope;·len:·57,·SHA:·550f35be83222e6a11b368ed1f663a9447d0623d3e61e2755d047722e0198545·...·]8-5">)</span><span·class="p">;</span><span·class="w"> |
| 140 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="1 | 140 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="4713580708-7">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="4713580708-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="p"·data-group-id="1 | 141 | ····</span><span·class="p"·data-group-id="4713580708-8">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="4713580708-8">}</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·304,·SHA:·b3ce67c543031a04ef2831ec6fb2f042e3c0d0a42ac179f71007b28fea5bb9bc·...·]8-9">}</span><span·class="p">,</span><span·class="w"> |
| 142 | ····</span><span·class="k">receive</span><span·class="w"> | 142 | ····</span><span·class="k">receive</span><span·class="w"> |
| 143 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 143 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1 | 144 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4713580708-11">(</span><span·class="s">"Ping·received·pong</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4713580708-12">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·4ce17c340f857b5df0373dee02213ad8e598a748f1133de4cea2679c552fcda4·...·]8-11">)</span><span·class="w"> |
| 145 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 145 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 146 | ····</span><span·class="nf">ping</span><span·class="p"·data-group-id="1 | 146 | ····</span><span·class="nf">ping</span><span·class="p"·data-group-id="4713580708-13">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="4[·...·truncated·by·diffoscope;·len:·8,·SHA:·57cd49fc4763c61a54af1329626e79736c44ff0566a4b5fafeddc3fc58c1e8a9·...·]8-13">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="nf">pong</span><span·class="p"·data-group-id="1 | 147 | </span><span·class="nf">pong</span><span·class="p"·data-group-id="4713580708-14">(</span><span·class="p"·data-group-id="4713580708-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 148 | ····</span><span·class="k">receive</span><span·class="w"> | 148 | ····</span><span·class="k">receive</span><span·class="w"> |
| 149 | ········</span><span·class="p"·data-group-id="1 | 149 | ········</span><span·class="p"·data-group-id="4713580708-15">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ping_PID</span><span·class="p"·data-group-id="4713580708-15">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1 | 150 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4713580708-16">(</span><span·class="s">"Pong·received·ping</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4713580708-17">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·ed6cd4b682e82b211cda84d0965ef5cab49463631e8a1d3e2cae5c4942ec2d40·...·]8-16">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> | 151 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> |
| 152 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="1 | 152 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="4713580708-18">(</span><span·class="p"·data-group-id="4713580708-18">)</span><span·class="w"> |
| 153 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 153 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 154 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1 | 154 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4713580708-19">(</span><span·class="s">"Pong·timed·out</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4713580708-20">[</span><span·class="p"·data-group-id="47[·...·truncated·by·diffoscope;·len:·61,·SHA:·f982b3723a6cee81946873fac1014f2f15f6dc9fabfa63007df06d036307520a·...·]8-19">)</span><span·class="w"> |
| 155 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 155 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="nf">start_pong</span><span·class="p"·data-group-id="1 | 156 | </span><span·class="nf">start_pong</span><span·class="p"·data-group-id="4713580708-21">(</span><span·class="p"·data-group-id="4713580708-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="1 | 157 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="4713580708-22">(</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4713580708-23">(</span><span·class="ss">tut19</span><span·class="p">,</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·281,·SHA:·ec85e30399e108259e198ef82ecf70e53d9e73f1b33d0d60568f201c3c7d46b8·...·]8-22">)</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="nf">start_ping</span><span·class="p"·data-group-id="1 | 158 | </span><span·class="nf">start_ping</span><span·class="p"·data-group-id="4713580708-25">(</span><span·class="n">Pong_Node</span><span·class="p"·data-group-id="4713580708-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 159 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1 | 159 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4713580708-26">(</span><span·class="ss">tut19</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4713580708-27">[</span><span·class="mi">3</span><[·...·truncated·by·diffoscope;·len:·173,·SHA:·6865de39af04229e4072f75ba886f4c872042bec5fb18c8c38c955e9484ae25f·...·]8-26">)</span><span·class="p">.</span></code></pre><p>After·this·is·compiled·and·the·file·<code·class="inline">tut19.beam</code>·is·copied·to·the·necessary |
| 160 | directories,·the·following·is·seen·on·(pong@kosken):</p><pre><code·class="text">(pong@kosken)1>·tut19:start_pong(). | 160 | directories,·the·following·is·seen·on·(pong@kosken):</p><pre><code·class="text">(pong@kosken)1>·tut19:start_pong(). |
| 161 | true | 161 | true |
| 162 | Pong·received·ping | 162 | Pong·received·ping |
| 163 | Pong·received·ping | 163 | Pong·received·ping |
| 164 | Pong·received·ping | 164 | Pong·received·ping |
| 165 | Pong·timed·out</code></pre><p>And·the·following·is·seen·on·(ping@gollum):</p><pre><code·class="text">(ping@gollum)1>·tut19:start_ping(pong@kosken). | 165 | Pong·timed·out</code></pre><p>And·the·following·is·seen·on·(ping@gollum):</p><pre><code·class="text">(ping@gollum)1>·tut19:start_ping(pong@kosken). |
| 166 | <0.36.0> | 166 | <0.36.0> |
| 167 | Ping·received·pong | 167 | Ping·received·pong |
| 168 | Ping·received·pong | 168 | Ping·received·pong |
| 169 | Ping·received·pong | 169 | Ping·received·pong |
| 170 | ping·finished</code></pre><p>The·time-out·is·set·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pong</span><span·class="p"·data-group-id=" | 170 | ping·finished</code></pre><p>The·time-out·is·set·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pong</span><span·class="p"·data-group-id="2715878314-1">(</span><span·class="p"·data-group-id="2715878314-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="k">receive</span><span·class="w"> | 171 | ····</span><span·class="k">receive</span><span·class="w"> |
| 172 | ········</span><span·class="p"·data-group-id=" | 172 | ········</span><span·class="p"·data-group-id="2715878314-2">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ping_PID</span><span·class="p"·data-group-id="2715878314-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 173 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2715878314-3">(</span><span·class="s">"Pong·received·ping</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2715878314-4">[</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·61,·SHA:·0ab65e131733663969e3f6f34e52a8963f84f4fcdeffd67bebcd89b47fccbd17·...·]14-3">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> | 174 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> |
| 175 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id=" | 175 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="2715878314-5">(</span><span·class="p"·data-group-id="2715878314-5">)</span><span·class="w"> |
| 176 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 176 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2715878314-6">(</span><span·class="s">"Pong·timed·out</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2715878314-7">[</span><span·class="p"·data-group-id="2715[·...·truncated·by·diffoscope;·len:·57,·SHA:·c8982466166480dc82927fad9e5a0650bfe943355dedd276a0be51a8cc0f67b8·...·]14-6">)</span><span·class="w"> |
| 178 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·time-out·(<code·class="inline">after·5000</code>)·is·started·when·<code·class="inline">receive</code>·is·entered.·The·time-out | 178 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·time-out·(<code·class="inline">after·5000</code>)·is·started·when·<code·class="inline">receive</code>·is·entered.·The·time-out |
| 179 | is·canceled·if·<code·class="inline">{ping,Ping_PID}</code>·is·received.·If·<code·class="inline">{ping,Ping_PID}</code>·is·not | 179 | is·canceled·if·<code·class="inline">{ping,Ping_PID}</code>·is·received.·If·<code·class="inline">{ping,Ping_PID}</code>·is·not |
| 180 | received,·the·actions·following·the·time-out·are·done·after·5000·milliseconds. | 180 | received,·the·actions·following·the·time-out·are·done·after·5000·milliseconds. |
| 181 | <code·class="inline">after</code>·must·be·last·in·the·<code·class="inline">receive</code>,·that·is,·preceded·by·all·other·message | 181 | <code·class="inline">after</code>·must·be·last·in·the·<code·class="inline">receive</code>,·that·is,·preceded·by·all·other·message |
| 182 | reception·specifications·in·the·<code·class="inline">receive</code>.·It·is·also·possible·to·call·a | 182 | reception·specifications·in·the·<code·class="inline">receive</code>.·It·is·also·possible·to·call·a |
| 183 | function·that·returned·an·integer·for·the·time-out:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">after</span><span·class="w">·</span><span·class="nf">pong_timeout</span><span·class="p"·data-group-id=" | 183 | function·that·returned·an·integer·for·the·time-out:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">after</span><span·class="w">·</span><span·class="nf">pong_timeout</span><span·class="p"·data-group-id="5035851514-1">(</span><span·class="p"·data-group-id="5035851514-1">)</span><span·class="w">·</span><span·class="p">-></span></code></pre><p>In·general,·there·are·better·ways·than·using·time-outs·to·supervise·parts·of·a |
| 184 | distributed·Erlang·system.·Time-outs·are·usually·appropriate·to·supervise | 184 | distributed·Erlang·system.·Time-outs·are·usually·appropriate·to·supervise |
| 185 | external·events,·for·example,·if·you·have·expected·a·message·from·some·external | 185 | external·events,·for·example,·if·you·have·expected·a·message·from·some·external |
| 186 | system·within·a·specified·time.·For·example,·a·time-out·can·be·used·to·log·a | 186 | system·within·a·specified·time.·For·example,·a·time-out·can·be·used·to·log·a |
| 187 | user·out·of·the·messenger·system·if·they·have·not·accessed·it·for,·say,·ten | 187 | user·out·of·the·messenger·system·if·they·have·not·accessed·it·for,·say,·ten |
| 188 | minutes.</p><h2·id="error-handling"·class="section-heading"> | 188 | minutes.</p><h2·id="error-handling"·class="section-heading"> |
| 189 | ··<a·href="#error-handling"·class="hover-link"> | 189 | ··<a·href="#error-handling"·class="hover-link"> |
| 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 190 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 209, 96 lines modified | Offset 209, 96 lines modified | ||
| 209 | something·called·a·<em>signal</em>·to·all·the·processes·it·has·links·to.</p><p>The·signal·carries·information·about·the·pid·it·was·sent·from·and·the·exit | 209 | something·called·a·<em>signal</em>·to·all·the·processes·it·has·links·to.</p><p>The·signal·carries·information·about·the·pid·it·was·sent·from·and·the·exit |
| 210 | reason.</p><p>The·default·behaviour·of·a·process·that·receives·a·normal·exit·is·to·ignore·the | 210 | reason.</p><p>The·default·behaviour·of·a·process·that·receives·a·normal·exit·is·to·ignore·the |
| 211 | signal.</p><p>The·default·behaviour·in·the·two·other·cases·(that·is,·abnormal·exit)·above·is | 211 | signal.</p><p>The·default·behaviour·in·the·two·other·cases·(that·is,·abnormal·exit)·above·is |
| 212 | to:</p><ul><li>Bypass·all·messages·to·the·receiving·process.</li><li>Kill·the·receiving·process.</li><li>Propagate·the·same·error·signal·to·the·links·of·the·killed·process.</li></ul><p>In·this·way·you·can·connect·all·processes·in·a·transaction·together·using·links. | 212 | to:</p><ul><li>Bypass·all·messages·to·the·receiving·process.</li><li>Kill·the·receiving·process.</li><li>Propagate·the·same·error·signal·to·the·links·of·the·killed·process.</li></ul><p>In·this·way·you·can·connect·all·processes·in·a·transaction·together·using·links. |
| 213 | If·one·of·the·processes·exits·abnormally,·all·the·processes·in·the·transaction | 213 | If·one·of·the·processes·exits·abnormally,·all·the·processes·in·the·transaction |
| 214 | are·killed.·As·it·is·often·wanted·to·create·a·process·and·link·to·it·at·the·same | 214 | are·killed.·As·it·is·often·wanted·to·create·a·process·and·link·to·it·at·the·same |
| 215 | time,·there·is·a·special·BIF,·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_link/1">spawn_link</a>·that·does·the | 215 | time,·there·is·a·special·BIF,·<a·href="../../erts-15.2.3/doc/html/erlang.html#spawn_link/1">spawn_link</a>·that·does·the |
| 216 | same·as·<code·class="inline">spawn</code>,·but·also·creates·a·link·to·the·spawned·process.</p><p>Now·an·example·of·the·ping·pong·example·using·links·to·terminate·"pong":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 216 | same·as·<code·class="inline">spawn</code>,·but·also·creates·a·link·to·the·spawned·process.</p><p>Now·an·example·of·the·ping·pong·example·using·links·to·terminate·"pong":</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1234276178-1">(</span><span·class="ss">tut20</span><span·class="p"·data-group-id="1234276178-1">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="w"> | 217 | </span><span·class="w"> |
| 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 218 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1234276178-2">(</span><span·class="p"·data-group-id="1234276178-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">··</span><span·class="ss">ping</span><span·class="p">/</span><s[·...·truncated·by·diffoscope;·len:·241,·SHA:·9453e82e197d57e35523c4a2b361e66c71bf5f4c591ce8281f021784e8fff690·...·]8-2">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="nf">ping</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="1234276178-4">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="1234276178-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="nf">link</span><span·class="p"·data-group-id=" | 220 | ····</span><span·class="nf">link</span><span·class="p"·data-group-id="1234276178-5">(</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="1234276178-5">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id="1234276178-6">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="1234276178-6">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id="1234276178-7">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="1234276178-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ····</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="nf">exit</span><span·class="p"·data-group-id="1234276178-8">(</span><span·class="ss">ping</span><span·class="p"·data-group-id="1234276178-8">)</span><span·class="p">;</span><span·class="w"> |
| 224 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id=" | 224 | </span><span·class="nf">ping1</span><span·class="p"·data-group-id="1234276178-9">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="1234276178-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····</span><span·class="n">Pong_Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="n">Pong_Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="1234276178-10">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="1234276178-11">(</span><span·class="p"·data-group-id="1234276178-11">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·19,·SHA:·a5e064e821ee9fde42a01e168436a48d72ef865d11e74e2121f49a205344d328·...·]8-10">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="k">receive</span><span·class="w"> | 226 | ····</span><span·class="k">receive</span><span·class="w"> |
| 227 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 227 | ········</span><span·class="ss">pong</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 228 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1234276178-12">(</span><span·class="s">"Ping·received·pong</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1234276178-13">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·75906d0d1b86801108d3e1abebbe3b53c551aee9748ed445d9d1b083d96f1914·...·]8-12">)</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="nf">ping1</span><span·class="p"·data-group-id="1234276178-14">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="12[·...·truncated·by·diffoscope;·len:·7,·SHA:·851d29f344a43631786d894fe1f07ec4a0cb5b76c3cc97fe09c3bad9d2fe8abe·...·]8-14">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">pong</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">pong</span><span·class="p"·data-group-id="1234276178-15">(</span><span·class="p"·data-group-id="1234276178-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="k">receive</span><span·class="w"> | 232 | ····</span><span·class="k">receive</span><span·class="w"> |
| 233 | ········</span><span·class="p"·data-group-id=" | 233 | ········</span><span·class="p"·data-group-id="1234276178-16">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ping_PID</span><span·class="p"·data-group-id="1234276178-16">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 234 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 234 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1234276178-17">(</span><span·class="s">"Pong·received·ping</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1234276178-18">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·452a383ad67085e0f22d4609cc1fed8f836780edd51e855004384f8029173628·...·]8-17">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> | 235 | ············</span><span·class="n">Ping_PID</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w"> |
| 236 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id=" | 236 | ············</span><span·class="nf">pong</span><span·class="p"·data-group-id="1234276178-19">(</span><span·class="p"·data-group-id="1234276178-19">)</span><span·class="w"> |
| 237 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 237 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 238 | </span><span·class="nf">start</span><span·class="p"·data-group-id="1234276178-20">(</span><span·class="n">Ping_Node</span><span·class="p"·data-group-id="1234276178-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 239 | ····</span><span·class="n">PongPID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 239 | ····</span><span·class="n">PongPID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1234276178-21">(</span><span·class="ss">tut20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1234276178-22">[</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·68,·SHA:·f308a7520da6ba1d68329ce717413f4fb86f3cde37f63c94c4ae961dc6554982·...·]8-21">)</span><span·class="p">,</span><span·class="w"> |
| 240 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1234276178-23">(</span><span·class="n">Ping_Node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tut20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·251,·SHA:·ad8eacb9fba6a99c920c59b2e5031ad2a9502b2da59cbb4a5490c7fd429ef8f5·...·]8-23">)</span><span·class="p">.</span></code></pre><pre><code·class="text">(s1@bill)3>·tut20:start(s2@kosken). |
| 241 | Pong·received·ping | 241 | Pong·received·ping |
| 242 | <3820.41.0> | 242 | <3820.41.0> |
| 243 | Ping·received·pong | 243 | Ping·received·pong |
| 244 | Pong·received·ping | 244 | Pong·received·ping |
| 245 | Ping·received·pong | 245 | Ping·received·pong |
| 246 | Pong·received·ping | 246 | Pong·received·ping |
| 247 | Ping·received·pong</code></pre><p>This·is·a·slight·modification·of·the·ping·pong·program·where·both·processes·are | 247 | Ping·received·pong</code></pre><p>This·is·a·slight·modification·of·the·ping·pong·program·where·both·processes·are |
| 248 | spawned·from·the·same·<code·class="inline">start/1</code>·function,·and·the·"ping"·process·can·be·spawned | 248 | spawned·from·the·same·<code·class="inline">start/1</code>·function,·and·the·"ping"·process·can·be·spawned |
| 249 | on·a·separate·node.·Notice·the·use·of·the·<code·class="inline">link</code>·BIF.·"Ping"·calls | 249 | on·a·separate·node.·Notice·the·use·of·the·<code·class="inline">link</code>·BIF.·"Ping"·calls |
| 250 | <a·href="../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit(ping)</code></a>·when·it·finishes·and·this·causes·an·exit·signal·to·be | 250 | <a·href="../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit(ping)</code></a>·when·it·finishes·and·this·causes·an·exit·signal·to·be |
| 251 | sent·to·"pong",·which·also·terminates.</p><p>It·is·possible·to·modify·the·default·behaviour·of·a·process·so·that·it·does·not | 251 | sent·to·"pong",·which·also·terminates.</p><p>It·is·possible·to·modify·the·default·behaviour·of·a·process·so·that·it·does·not |
| 252 | get·killed·when·it·receives·abnormal·exit·signals.·Instead,·all·signals·are | 252 | get·killed·when·it·receives·abnormal·exit·signals.·Instead,·all·signals·are |
| 253 | turned·into·normal·messages·on·the·format·<code·class="inline">{'EXIT',FromPID,Reason}</code>·and·added·to | 253 | turned·into·normal·messages·on·the·format·<code·class="inline">{'EXIT',FromPID,Reason}</code>·and·added·to |
| 254 | the·end·of·the·receiving·process'·message·queue.·This·behaviour·is·set·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_flag</span><span·class="p"·data-group-id=" | 254 | the·end·of·the·receiving·process'·message·queue.·This·behaviour·is·set·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_flag</span><span·class="p"·data-group-id="1768877325-1">(</span><span·class="ss">trap_exit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1768877325-1">)</span></code></pre><p>There·are·several·other·process·flags,·see·<a·href="../../erts-15.2.3/doc/html/erlang.html#process_flag/2">erlang(3)</a>. |
| 255 | Changing·the·default·behaviour·of·a·process·in·this·way·is·usually·not·done·in | 255 | Changing·the·default·behaviour·of·a·process·in·this·way·is·usually·not·done·in |
| 256 | standard·user·programs,·but·is·left·to·the·supervisory·programs·in·OTP.·However, | 256 | standard·user·programs,·but·is·left·to·the·supervisory·programs·in·OTP.·However, |
| 257 | the·ping·pong·program·is·modified·to·illustrate·exit·trapping.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 257 | the·ping·pong·program·is·modified·to·illustrate·exit·trapping.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0634164454-1">(</span><span·class="ss">tut21</span><span·class="p"·data-group-id="0634164454-1">)</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="w"> | 258 | </span><span·class="w"> |
| 259 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 259 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0634164454-2">(</span><span·class="p"·data-group-id="0634164454-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">··</span><span·class="ss">ping</span><span·class="p">/</span><s[·...·truncated·by·diffoscope;·len:·242,·SHA:·fcce0819873b5dc092601bb365b0f0e865a4bd616d7a1cc1d108513fc9b764c7·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="nf">ping</span><span·class="p"·data-group-id=" | 260 | </span><span·class="nf">ping</span><span·class="p"·data-group-id="0634164454-4">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pong_Pid</span><span·class="p"·data-group-id="0634164454-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
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| 128 | the·order·specified·by·this·list,·and·are·terminated·in·the·reverse·order.</p><h2·id="example"·class="section-heading"> | 128 | the·order·specified·by·this·list,·and·are·terminated·in·the·reverse·order.</p><h2·id="example"·class="section-heading"> |
| 129 | ··<a·href="#example"·class="hover-link"> | 129 | ··<a·href="#example"·class="hover-link"> |
| 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Example</span> | 132 | ··<span·class="text">Example</span> |
| 133 | </h2> | 133 | </h2> |
| 134 | <p>The·callback·module·for·a·supervisor·starting·the·server·from | 134 | <p>The·callback·module·for·a·supervisor·starting·the·server·from |
| 135 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>·can·look·as·follows:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 135 | <a·href="gen_server_concepts.html#ex">gen_server·Behaviour</a>·can·look·as·follows:</p><p><a·href=""·id="ex"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4419686202-1">(</span><span·class="ss">ch_sup</span><span·class="p"·data-group-id="4419686202-1">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="4419686202-2">(</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="4419686202-2">)</span><span·class="p">.</span><span·class="w"> |
| 137 | </span><span·class="w"> | 137 | </span><span·class="w"> |
| 138 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2018843216-3">(</span><span·class="p"·data-group-id="2018843216-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="2018843216-4">]</span><span·class="p"·data-group-id="2018843216-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 139 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 138 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4419686202-3">(</span><span·class="p"·data-group-id="4419686202-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="4419686202-4">]</span><span·class="p"·data-group-id="4419686202-3">)</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4419686202-5">(</span><span·class="p"·data-group-id="4419686202-6">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="4419686202-6">]</span><span·class="p"·data-group-id="4419686202-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 140 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="4419686202-7">(</span><span·class="p"·data-group-id="4419686202-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="4419686202-8">(</span><span·class="ss">ch_sup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4419686202-9">[</span><span·class="p"·data-group-id="4419686202-9">]</span><span·class="p"·data-group-id="4419686202-8">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 142 | </span><span·class="nf">init</span><span·class="p"·data-group-id="4419686202-10">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="4419686202-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 143 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 143 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4419686202-11">#{</span><span·class="ss">strategy</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">one_for_one</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">intensity</span><span·cl[·...·truncated·by·diffoscope;·len:·313,·SHA:·10487fe0a23417e0923d42883d3091d235829cc2be8e06606558c9411f987c27·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4419686202-12">[</span><span·class="p"·data-group-id="4419686202-13">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w"> |
| 145 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 145 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4419686202-14">{</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4419686202-15">[</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·73,·SHA:·733935eb1fe2d3f9368ee908173cccdc35fe4a27428c7edfddeadc443b860767·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ····················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> | 146 | ····················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> |
| 147 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> | 147 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> |
| 148 | ····················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> | 148 | ····················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> |
| 149 | ····················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 149 | ····················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4419686202-16">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="4419686202-16">]</span><span·class="p"·data-group-id="4419686202-13">}</span><span·class="p"·data-group-id="4419686202-12">]</span><span·class="p">,</span><span·class="w"> |
| 150 | ····</span><span·class="p"·data-group-id=" | 150 | ····</span><span·class="p"·data-group-id="4419686202-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4419686202-18">{</span><span·class="n">SupFlags</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ChildSpecs[·...·truncated·by·diffoscope;·len:·102,·SHA:·38224c6cef02820a9e139deede62dba0cac8217a3daa1fdd528a4178fe713529·...·]-17">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">SupFlags</code>·variable·in·the·return·value·from·<code·class="inline">init/1</code>·represents·the |
| 151 | <a·href="sup_princ.html#flags">supervisor·flags</a>.</p><p>The·<code·class="inline">ChildSpecs</code>·variable·in·the·return·value·from·<code·class="inline">init/1</code>·is·a·list·of | 151 | <a·href="sup_princ.html#flags">supervisor·flags</a>.</p><p>The·<code·class="inline">ChildSpecs</code>·variable·in·the·return·value·from·<code·class="inline">init/1</code>·is·a·list·of |
| 152 | <a·href="sup_princ.html#spec">child·specifications</a>.</p><p><a·href=""·id="flags"></a></p><h2·id="supervisor-flags"·class="section-heading"> | 152 | <a·href="sup_princ.html#spec">child·specifications</a>.</p><p><a·href=""·id="flags"></a></p><h2·id="supervisor-flags"·class="section-heading"> |
| 153 | ··<a·href="#supervisor-flags"·class="hover-link"> | 153 | ··<a·href="#supervisor-flags"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">Supervisor·Flags</span> | 156 | ··<span·class="text">Supervisor·Flags</span> |
| 157 | </h2> | 157 | </h2> |
| 158 | <p>This·is·the·type·definition·for·the·supervisor·flags:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="9975721237-1">(</span><span·class="p"·data-group-id="9975721237-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9975721237-2">#{</span><span·class="ss">strategy</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">strategy</span><span·class="p"·data-group-id="9975721237-3">(</span><span·class="p"·data-group-id="9975721237-3">)</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 159 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="9975721237-4">(</span><span·class="p"·data-group-id="9975721237-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 160 | 158 | <p>This·is·the·type·definition·for·the·supervisor·flags:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="2781473954-1">(</span><span·class="p"·data-group-id="2781473954-1">)</span><span·cla[·...·truncated·by·diffoscope;·len:·404,·SHA:·3383439fb596b810c586cbfb3900e1e9f1202546dc558f01a285d8bffdf278ff·...·]··········</span><span·class="c1">%·optional</span><span·class="w"> | |
| 159 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="2781473954-4">(</span><span·class="p"·data-group-id="2781473954-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 160 | ················</span><span·class="ss">period</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="2781473954-5">(</span><span·class="p"·data-group-id="2781473954-5">)</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 161 | ················</span><span·class="ss">auto_shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id=" | 161 | ················</span><span·class="ss">auto_shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id="2781473954-6">(</span><span·class="p"·data-group-id="2781473954-6">)</span><span·class="p"·data-group-id="2781473954-2">}</span><span·class="w">·</span><span·class="c1">%·optional</span><span·class="w"> |
| 162 | ····</span><span·class="nf">strategy</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="nf">strategy</span><span·class="p"·data-group-id="2781473954-7">(</span><span·class="p"·data-group-id="2781473954-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">one_for_all</span><span·class="w"> |
| 163 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">one_for_one</span><span·class="w"> | 163 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">one_for_one</span><span·class="w"> |
| 164 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">rest_for_one</span><span·class="w"> | 164 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">rest_for_one</span><span·class="w"> |
| 165 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">simple_one_for_one</span><span·class="w"> | 165 | ···············</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">simple_one_for_one</span><span·class="w"> |
| 166 | ····</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id="2781473954-8">(</span><span·class="p"·data-group-id="2781473954-8">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">never</span><span·class="w"> |
| 167 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">any_significant</span><span·class="w"> | 167 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">any_significant</span><span·class="w"> |
| 168 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">all_significant</span></code></pre><ul><li><code·class="inline">strategy</code>·specifies·the·<a·href="sup_princ.html#strategy">restart·strategy</a>.</li><li><code·class="inline">intensity</code>·and·<code·class="inline">period</code>·specify·the | 168 | ····················</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">all_significant</span></code></pre><ul><li><code·class="inline">strategy</code>·specifies·the·<a·href="sup_princ.html#strategy">restart·strategy</a>.</li><li><code·class="inline">intensity</code>·and·<code·class="inline">period</code>·specify·the |
| 169 | <a·href="sup_princ.html#max_intensity">maximum·restart·intensity</a>.</li><li><code·class="inline">auto_shutdown</code>·specifies·whether·and·when·a·supervisor·should | 169 | <a·href="sup_princ.html#max_intensity">maximum·restart·intensity</a>.</li><li><code·class="inline">auto_shutdown</code>·specifies·whether·and·when·a·supervisor·should |
| 170 | <a·href="sup_princ.html#automatic-shutdown">automatically·shut·itself·down</a>.</li></ul><p><a·href=""·id="strategy"></a></p><h2·id="restart-strategy"·class="section-heading"> | 170 | <a·href="sup_princ.html#automatic-shutdown">automatically·shut·itself·down</a>.</li></ul><p><a·href=""·id="strategy"></a></p><h2·id="restart-strategy"·class="section-heading"> |
| 171 | ··<a·href="#restart-strategy"·class="hover-link"> | 171 | ··<a·href="#restart-strategy"·class="hover-link"> |
| 172 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 172 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 173 | ··</a> | 173 | ··</a> |
| Offset 408, 28 lines modified | Offset 408, 28 lines modified | ||
| 408 | exhaust·the·<a·href="sup_princ.html#max_intensity">Maximum·Restart·Intensity</a>·of·the | 408 | exhaust·the·<a·href="sup_princ.html#max_intensity">Maximum·Restart·Intensity</a>·of·the |
| 409 | parent·supervisor.</p></section><p><a·href=""·id="spec"></a></p><h2·id="child-specification"·class="section-heading"> | 409 | parent·supervisor.</p></section><p><a·href=""·id="spec"></a></p><h2·id="child-specification"·class="section-heading"> |
| 410 | ··<a·href="#child-specification"·class="hover-link"> | 410 | ··<a·href="#child-specification"·class="hover-link"> |
| 411 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 411 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 412 | ··</a> | 412 | ··</a> |
| 413 | ··<span·class="text">Child·Specification</span> | 413 | ··<span·class="text">Child·Specification</span> |
| 414 | </h2> | 414 | </h2> |
| 415 | <p>The·type·definition·for·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id=" | 415 | <p>The·type·definition·for·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id="5521241741-1">(</span><span·class="p"·data-group-id="5521241741-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5521241741-2">#{</span><span·class="ss">id</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·173,·SHA:·8474757bf3d2b50c55a7466446cd42fa3559967746ae0a7d767035c0b95cfe0e·...·]-3">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·mandatory</span><span·class="w"> |
| 416 | ·················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">mfargs</span><span·class="p"·data-group-id=" | 416 | ·················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="5521241741-4">(</span><span·class="p"·data-group-id="5521241741-4">)</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·mandatory</span><span·class="w"> |
| 417 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id=" | 417 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id="5521241741-5">(</span><span·class="p"·data-group-id="5521241741-5">)</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·optional</span><span·class="w"> |
| 418 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id=" | 418 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id="5521241741-6">(</span><span·class="p"·data-group-id="5521241741-6">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·optional</span><span·class="w"> |
| 419 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id=" | 419 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="5521241741-7">(</span><span·class="p"·data-group-id="5521241741-7">)</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·optional</span><span·class="w"> |
| 420 | ·················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">worker</span><span·class="p"·data-group-id=" | 420 | ·················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">worker</span><span·class="p"·data-group-id="5521241741-8">(</span><span·class="p"·data-group-id="5521241741-8">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·optional</span><span·class="w"> |
| 421 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id=" | 421 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="5521241741-9">(</span><span·class="p"·data-group-id="5521241741-9">)</span><span·class="p"·data-group-id="5521241741-2">}</span><span·class="w">·········</span><span·class="c1">%·optional</span><span·class="w"> |
| 422 | ····</span><span·class="nf">child_id</span><span·class="p"·data-group-id=" | 422 | ····</span><span·class="nf">child_id</span><span·class="p"·data-group-id="5521241741-10">(</span><span·class="p"·data-group-id="5521241741-10">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="5521241741-11">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·f5b89e2c49f601a251a071abf417f1ad2349db61996fb8aad99e1481bb008b0a·...·]-11">)</span><span·class="w"> |
| 423 | ····</span><span·class="nf">mfargs</span><span·class="p"·data-group-id=" | 423 | ····</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="5521241741-12">(</span><span·class="p"·data-group-id="5521241741-12">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5521241741-13">{</span><span·class="n">M</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·962,·SHA:·83a95eeac8f7637ca3280de82b544f9cff092e799fd5367a15160c2baf379d85·...·]-13">}</span><span·class="w"> |
| 424 | ····</span><span·class="nf">modules</span><span·class="p"·data-group-id=" | 424 | ····</span><span·class="nf">modules</span><span·class="p"·data-group-id="5521241741-18">(</span><span·class="p"·data-group-id="5521241741-18">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5521241741-19">[</span><span·class="nf">module</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·126,·SHA:·1815178ed8c466330ba10520381d716e3c999221f0809f4890ecc6452a23b695·...·]-19">]</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="w"> |
| 425 | ····</span><span·class="nf">restart</span><span·class="p"·data-group-id=" | 425 | ····</span><span·class="nf">restart</span><span·class="p"·data-group-id="5521241741-21">(</span><span·class="p"·data-group-id="5521241741-21">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">permanent</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">transient</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">temporary</span><span·class="w"> |
| 426 | ····</span><span·class="nf">significant</span><span·class="p"·data-group-id=" | 426 | ····</span><span·class="nf">significant</span><span·class="p"·data-group-id="5521241741-22">(</span><span·class="p"·data-group-id="5521241741-22">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="5521241741-23">(</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·be53b8467dba7d598182ab0904f795cf98547e8601369657c692d62062d9ab1a·...·]-23">)</span><span·class="w"> |
| 427 | ····</span><span·class="nf">shutdown</span><span·class="p"·data-group-id=" | 427 | ····</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="5521241741-24">(</span><span·class="p"·data-group-id="5521241741-24">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·126,·SHA:·bce5c27c855ebcbebba81c9a23dd95faa82fbb0c58e86b2b3aaf27d1b91a85b5·...·]-25">)</span><span·class="w"> |
| 428 | ····</span><span·class="nf">worker</span><span·class="p"·data-group-id=" | 428 | ····</span><span·class="nf">worker</span><span·class="p"·data-group-id="5521241741-26">(</span><span·class="p"·data-group-id="5521241741-26">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">worker</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">supervisor</span></code></pre><ul><li><p><code·class="inline">id</code>·is·used·to·identify·the·child·specification·internally·by·the·supervisor.</p><p>The·<code·class="inline">id</code>·key·is·mandatory.</p><p>Note·that·this·identifier·occasionally·has·been·called·"name".·As·far·as |
| 429 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·in·order·to·keep | 429 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·in·order·to·keep |
| 430 | backwards·compatibility,·some·occurrences·of·"name"·can·still·be·found,·for | 430 | backwards·compatibility,·some·occurrences·of·"name"·can·still·be·found,·for |
| 431 | example·in·error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·is·a | 431 | example·in·error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·is·a |
| 432 | module-function-arguments·tuple·used·as·<a·href="../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>.</p><p>It·is·to·be·(or·result·in)·a·call·to·any·of·the·following:</p><ul><li><a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link/2,3</code></a></li><li><a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2.1/doc/html/gen_statem.html#start_link/4"><code·class="inline">gen_statem:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2.1/doc/html/gen_event.html#start_link/2"><code·class="inline">gen_event:start_link/0,1,2</code></a></li><li>A·function·compliant·with·these·functions.·For·details,·see | 432 | module-function-arguments·tuple·used·as·<a·href="../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>.</p><p>It·is·to·be·(or·result·in)·a·call·to·any·of·the·following:</p><ul><li><a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link/2,3</code></a></li><li><a·href="../../lib/stdlib-6.2.1/doc/html/gen_server.html#start_link/4"><code·class="inline">gen_server:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2.1/doc/html/gen_statem.html#start_link/4"><code·class="inline">gen_statem:start_link/3,4</code></a></li><li><a·href="../../lib/stdlib-6.2.1/doc/html/gen_event.html#start_link/2"><code·class="inline">gen_event:start_link/0,1,2</code></a></li><li>A·function·compliant·with·these·functions.·For·details,·see |
| 433 | <a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html"><code·class="inline">supervisor</code></a>.</li></ul><p>The·<code·class="inline">start</code>·key·is·mandatory.</p></li><li><p><a·href=""·id="restart"></a>·<code·class="inline">restart</code>·defines·when·a·terminated·child·process·is·to·be | 433 | <a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html"><code·class="inline">supervisor</code></a>.</li></ul><p>The·<code·class="inline">start</code>·key·is·mandatory.</p></li><li><p><a·href=""·id="restart"></a>·<code·class="inline">restart</code>·defines·when·a·terminated·child·process·is·to·be |
| 434 | restarted.</p><ul><li>A·<code·class="inline">permanent</code>·child·process·is·always·restarted.</li><li>A·<code·class="inline">temporary</code>·child·process·is·never·restarted·(not·even·when·the·supervisor | 434 | restarted.</p><ul><li>A·<code·class="inline">permanent</code>·child·process·is·always·restarted.</li><li>A·<code·class="inline">temporary</code>·child·process·is·never·restarted·(not·even·when·the·supervisor |
| 435 | restart·strategy·is·<code·class="inline">rest_for_one</code>·or·<code·class="inline">one_for_all</code>·and·a·sibling·death | 435 | restart·strategy·is·<code·class="inline">rest_for_one</code>·or·<code·class="inline">one_for_all</code>·and·a·sibling·death |
| Offset 457, 53 lines modified | Offset 457, 53 lines modified | ||
| 457 | <code·class="inline">supervisor</code>,·the·default·value·<code·class="inline">infinity</code>·will·be·used.</p></li><li><p><code·class="inline">type</code>·specifies·whether·the·child·process·is·a·supervisor·or·a·worker.</p><p>The·<code·class="inline">type</code>·key·is·optional.·If·it·is·not·given,·the·default·value·<code·class="inline">worker</code> | 457 | <code·class="inline">supervisor</code>,·the·default·value·<code·class="inline">infinity</code>·will·be·used.</p></li><li><p><code·class="inline">type</code>·specifies·whether·the·child·process·is·a·supervisor·or·a·worker.</p><p>The·<code·class="inline">type</code>·key·is·optional.·If·it·is·not·given,·the·default·value·<code·class="inline">worker</code> |
| 458 | will·be·used.</p></li><li><p><code·class="inline">modules</code>·has·to·be·a·list·consisting·of·a·single·element.·The·value | 458 | will·be·used.</p></li><li><p><code·class="inline">modules</code>·has·to·be·a·list·consisting·of·a·single·element.·The·value |
| 459 | of·that·element·depends·on·the·behaviour·of·the·process:</p><ul><li>If·the·child·process·is·a·<code·class="inline">gen_event</code>,·the·element·has·to·be·the·atom | 459 | of·that·element·depends·on·the·behaviour·of·the·process:</p><ul><li>If·the·child·process·is·a·<code·class="inline">gen_event</code>,·the·element·has·to·be·the·atom |
| 460 | <code·class="inline">dynamic</code>.</li><li>Otherwise,·the·element·should·be·<code·class="inline">Module</code>,·where·<code·class="inline">Module</code>·is·the | 460 | <code·class="inline">dynamic</code>.</li><li>Otherwise,·the·element·should·be·<code·class="inline">Module</code>,·where·<code·class="inline">Module</code>·is·the |
| 461 | name·of·the·callback·module.</li></ul><p>This·information·is·used·by·the·release·handler·during·upgrades·and | 461 | name·of·the·callback·module.</li></ul><p>This·information·is·used·by·the·release·handler·during·upgrades·and |
| 462 | downgrades;·see·<a·href="release_handling.html">Release·Handling</a>.</p><p>The·<code·class="inline">modules</code>·key·is·optional.·If·it·is·not·given,·it·defaults·to·<code·class="inline">[M]</code>,·where | 462 | downgrades;·see·<a·href="release_handling.html">Release·Handling</a>.</p><p>The·<code·class="inline">modules</code>·key·is·optional.·If·it·is·not·given,·it·defaults·to·<code·class="inline">[M]</code>,·where |
| 463 | <code·class="inline">M</code>·comes·from·the·child's·start·<code·class="inline">{M,F,A}</code>.</p></li></ul><p><em>Example:</em>·The·child·specification·to·start·the·server·<code·class="inline">ch3</code>·in·the·previous | 463 | <code·class="inline">M</code>·comes·from·the·child's·start·<code·class="inline">{M,F,A}</code>.</p></li></ul><p><em>Example:</em>·The·child·specification·to·start·the·server·<code·class="inline">ch3</code>·in·the·previous |
| 464 | example·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 464 | example·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6992129437-1">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w"> |
| 465 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 465 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6992129437-2">{</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6992129437-3">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·42a4ca0ae0f3f2709483001850876e3c9fb04a97f412a229bae74db3e294ac69·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 466 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> | 466 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">permanent</span><span·class="p">,</span><span·class="w"> |
| 467 | ··</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> | 467 | ··</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p">,</span><span·class="w"> |
| 468 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> | 468 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">worker</span><span·class="p">,</span><span·class="w"> |
| 469 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 469 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6992129437-4">[</span><span·class="ss">ch3</span><span·class="p"·data-group-id="6992129437-4">]</span><span·class="p"·data-group-id="6992129437-1">}</span></code></pre><p>or·simplified,·relying·on·the·default·values:</p><pre><code·class="text">#{id·=>·ch3, |
| 470 | ··start·=>·{ch3,·start_link,·[]}, | 470 | ··start·=>·{ch3,·start_link,·[]}, |
| 471 | ··shutdown·=>·brutal_kill}</code></pre><p>Example:·A·child·specification·to·start·the·event·manager·from·the·chapter·about | 471 | ··shutdown·=>·brutal_kill}</code></pre><p>Example:·A·child·specification·to·start·the·event·manager·from·the·chapter·about |
| 472 | <a·href="events.html#mgr">gen_event</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 472 | <a·href="events.html#mgr">gen_event</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4180477001-1">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">error_man</span><span·class="p">,</span><span·class="w"> |
| 473 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 473 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4180477001-2">{</span><span·class="ss">gen_event</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4180477001-3">[</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·292,·SHA:·8fec5ecd9d848b4ec9dd7e587f6995851d9da5afb957f1fe7f66c63c8587b4c1·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 474 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p"·data-group-id=" | 474 | ··</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p"·data-group-id="4180477001-1">}</span></code></pre><p>Both·server·and·event·manager·are·registered·processes·which·can·be·expected·to |
| 475 | be·always·accessible.·Thus·they·are·specified·to·be·<code·class="inline">permanent</code>.</p><p><code·class="inline">ch3</code>·does·not·need·to·do·any·cleaning·up·before·termination.·Thus,·no·shutdown | 475 | be·always·accessible.·Thus·they·are·specified·to·be·<code·class="inline">permanent</code>.</p><p><code·class="inline">ch3</code>·does·not·need·to·do·any·cleaning·up·before·termination.·Thus,·no·shutdown |
| 476 | time·is·needed,·but·<code·class="inline">brutal_kill</code>·is·sufficient.·<code·class="inline">error_man</code>·can·need·some·time | 476 | time·is·needed,·but·<code·class="inline">brutal_kill</code>·is·sufficient.·<code·class="inline">error_man</code>·can·need·some·time |
| 477 | for·the·event·handlers·to·clean·up,·thus·the·shutdown·time·is·set·to·5000·ms | 477 | for·the·event·handlers·to·clean·up,·thus·the·shutdown·time·is·set·to·5000·ms |
| 478 | (which·is·the·default·value).</p><p>Example:·A·child·specification·to·start·another·supervisor:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 478 | (which·is·the·default·value).</p><p>Example:·A·child·specification·to·start·another·supervisor:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0933202054-1">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">sup</span><span·class="p">,</span><span·class="w"> |
| 479 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 479 | ··</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0933202054-2">{</span><span·class="ss">sup</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0933202054-3">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·179b6547d5f91e88dbc4e3f3798611c41bd29979039eb30347cddf050e920f7d·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 480 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">transient</span><span·class="p">,</span><span·class="w"> | 480 | ··</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">transient</span><span·class="p">,</span><span·class="w"> |
| 481 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">supervisor</span><span·class="p"·data-group-id=" | 481 | ··</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">supervisor</span><span·class="p"·data-group-id="0933202054-1">}</span><span·class="w">·</span><span·class="c1">%·will·cause·default·shutdown=>infinity</span></code></pre><p><a·href=""·id="super_tree"></a></p><h2·id="starting-a-supervisor"·class="section-heading"> |
| 482 | ··<a·href="#starting-a-supervisor"·class="hover-link"> | 482 | ··<a·href="#starting-a-supervisor"·class="hover-link"> |
| 483 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 483 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 484 | ··</a> | 484 | ··</a> |
| 485 | ··<span·class="text">Starting·a·Supervisor</span> | 485 | ··<span·class="text">Starting·a·Supervisor</span> |
| 486 | </h2> | 486 | </h2> |
| 487 | <p>In·the·previous·example,·the·supervisor·is·started·by·calling | 487 | <p>In·the·previous·example,·the·supervisor·is·started·by·calling |
| 488 | <code·class="inline">ch_sup:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 488 | <code·class="inline">ch_sup:start_link()</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start_link</span><span·class="p"·data-group-id="0416133813-1">(</span><span·class="p"·data-group-id="0416133813-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 489 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 489 | ····</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="0416133813-2">(</span><span·class="ss">ch_sup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0416133813-3">[</span><span·class="p"·data-group-id="0416133813-3">]</span><span·class="p"·data-group-id="0416133813-2">)</span><span·class="p">.</span></code></pre><p><code·class="inline">ch_sup:start_link</code>·calls·function·<a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html#start_link/2"><code·class="inline">supervisor:start_link/2</code></a>,·which·spawns·and |
| 490 | links·to·a·new·process,·a·supervisor.</p><ul><li>The·first·argument,·<code·class="inline">ch_sup</code>,·is·the·name·of·the·callback·module,·that·is,·the | 490 | links·to·a·new·process,·a·supervisor.</p><ul><li>The·first·argument,·<code·class="inline">ch_sup</code>,·is·the·name·of·the·callback·module,·that·is,·the |
| 491 | module·where·the·<code·class="inline">init</code>·callback·function·is·located.</li><li>The·second·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback | 491 | module·where·the·<code·class="inline">init</code>·callback·function·is·located.</li><li>The·second·argument,·<code·class="inline">[]</code>,·is·a·term·that·is·passed·as·is·to·the·callback |
| 492 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·data·and·ignores·the·argument.</li></ul><p>In·this·case,·the·supervisor·is·not·registered.·Instead·its·pid·must·be·used.·A | 492 | function·<code·class="inline">init</code>.·Here,·<code·class="inline">init</code>·does·not·need·any·data·and·ignores·the·argument.</li></ul><p>In·this·case,·the·supervisor·is·not·registered.·Instead·its·pid·must·be·used.·A |
| 493 | name·can·be·specified·by·calling | 493 | name·can·be·specified·by·calling |
| 494 | <a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({local,·Name},·Module,·Args)</code></a> | 494 | <a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({local,·Name},·Module,·Args)</code></a> |
| 495 | or | 495 | or |
| 496 | <a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({global,·Name},·Module,·Args)</code></a>.</p><p>The·new·supervisor·process·calls·the·callback·function·<code·class="inline">ch_sup:init([])</code>.·<code·class="inline">init</code> | 496 | <a·href="../../lib/stdlib-6.2.1/doc/html/supervisor.html#start_link/3"><code·class="inline">supervisor:start_link({global,·Name},·Module,·Args)</code></a>.</p><p>The·new·supervisor·process·calls·the·callback·function·<code·class="inline">ch_sup:init([])</code>.·<code·class="inline">init</code> |
| 497 | has·to·return·<code·class="inline">{ok,·{SupFlags,·ChildSpecs}}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id=" | 497 | has·to·return·<code·class="inline">{ok,·{SupFlags,·ChildSpecs}}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init</span><span·class="p"·data-group-id="7938762382-1">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="7938762382-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 498 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 498 | ····</span><span·class="n">SupFlags</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7938762382-2">#{</span><span·class="p"·data-group-id="7938762382-2">}</span><span·class="p">,</span><span·class="w"> |
| 499 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 499 | ····</span><span·class="n">ChildSpecs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7938762382-3">[</span><span·class="p"·data-group-id="7938762382-4">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w"> |
| 500 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 500 | ····················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7938762382-5">{</span><span·class="ss">ch3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_link</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7938762382-6">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·eca625a17679d5769ba798411516242b26a26bad0b5f52314e5f5f55879a95f7·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 501 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p"·data-group-id=" | 501 | ····················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">brutal_kill</span><span·class="p"·data-group-id="7938762382-4">}</span><span·class="p"·data-group-id="7938762382-3">]</span><span·class="p">,</span><span·class="w"> |
| 502 | ····</span><span·class="p"·data-group-id=" | 502 | ····</span><span·class="p"·data-group-id="7938762382-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7938762382-8">{</span><span·class="n">SupFlags</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ChildSpecs</[·...·truncated·by·diffoscope;·len:·99,·SHA:·c9ed16a977df7f501773aa6c398f6f4635e222e867a252c9491542ecf5b1b307·...·]-7">}</span><span·class="p">.</span></code></pre><p>Subsequently,·the·supervisor·starts·its·child·processes·according·to·the·child |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 266 | ······<p·class="built-using"> | 266 | ······<p·class="built-using"> |
| 267 | ········Built·using | 267 | ········Built·using |
| 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 268 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 269 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 270 | ······</p> | 270 | ······</p> |
| 271 | <p>Copyright·©·1996-202 | 271 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 272 | ····</footer> | 272 | ····</footer> |
| 273 | ··</div> | 273 | ··</div> |
| 274 | </main> | 274 | </main> |
| 275 | </div> | 275 | </div> |
| 276 | <script> | 276 | <script> |
| 277 | ··function·mermaidLoaded()·{ | 277 | ··function·mermaidLoaded()·{ |
| 278 | ····mermaid.initialize({ | 278 | ····mermaid.initialize({ |
| Offset 146, 73 lines modified | Offset 146, 73 lines modified | ||
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">Deleting·an·Element</span> | 148 | ··<span·class="text">Deleting·an·Element</span> |
| 149 | </h3> | 149 | </h3> |
| 150 | <p>The·<code·class="inline">delete</code>·operation·is·considered·successful·if·the·element·was·not·present | 150 | <p>The·<code·class="inline">delete</code>·operation·is·considered·successful·if·the·element·was·not·present |
| 151 | in·the·table.·Hence·all·attempts·to·check·that·the·element·is·present·in·the | 151 | in·the·table.·Hence·all·attempts·to·check·that·the·element·is·present·in·the |
| 152 | Ets/Mnesia·table·before·deletion·are·unnecessary.·Here·follows·an·example·for | 152 | Ets/Mnesia·table·before·deletion·are·unnecessary.·Here·follows·an·example·for |
| 153 | Ets·tables:</p><p><strong>DO</strong></p><pre><code·class="text">ets:delete(Tab,·Key),</code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 153 | Ets·tables:</p><p><strong>DO</strong></p><pre><code·class="text">ets:delete(Tab,·Key),</code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="3842687615-1">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="3842687615-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 154 | ····</span><span·class="p"·data-group-id=" | 154 | ····</span><span·class="p"·data-group-id="3842687615-2">[</span><span·class="p"·data-group-id="3842687615-2">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | ········</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 155 | ········</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 156 | ····</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="p"·data-group-id="3842687615-3">[</span><span·class="p">_</span><span·class="p">|</span><span·class="p">_</span><span·class="p"·data-group-id="3842687615-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ········</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 157 | ········</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="3842687615-4">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="3842687615-4">)</span><span·class="w"> |
| 158 | </span><span·class="k">end</span><span·class="p">,</span></code></pre><h3·id="fetching-data"·class="section-heading"> | 158 | </span><span·class="k">end</span><span·class="p">,</span></code></pre><h3·id="fetching-data"·class="section-heading"> |
| 159 | ··<a·href="#fetching-data"·class="hover-link"> | 159 | ··<a·href="#fetching-data"·class="hover-link"> |
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Fetching·Data</span> | 162 | ··<span·class="text">Fetching·Data</span> |
| 163 | </h3> | 163 | </h3> |
| 164 | <p>Do·not·fetch·data·that·you·already·have.</p><p>Consider·that·you·have·a·module·that·handles·the·abstract·data·type·<code·class="inline">Person</code>. | 164 | <p>Do·not·fetch·data·that·you·already·have.</p><p>Consider·that·you·have·a·module·that·handles·the·abstract·data·type·<code·class="inline">Person</code>. |
| 165 | You·export·the·interface·function·<code·class="inline">print_person/1</code>,·which·uses·the·internal | 165 | You·export·the·interface·function·<code·class="inline">print_person/1</code>,·which·uses·the·internal |
| 166 | functions·<code·class="inline">print_name/1</code>,·<code·class="inline">print_age/1</code>,·and·<code·class="inline">print_occupation/1</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·the·function·<code·class="inline">print_name/1</code>,·and·so·on,·had·been·interface·functions,·the | 166 | functions·<code·class="inline">print_name/1</code>,·<code·class="inline">print_age/1</code>,·and·<code·class="inline">print_occupation/1</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·the·function·<code·class="inline">print_name/1</code>,·and·so·on,·had·been·interface·functions,·the |
| 167 | situation·would·have·been·different,·as·you·do·not·want·the·user·of·the | 167 | situation·would·have·been·different,·as·you·do·not·want·the·user·of·the |
| 168 | interface·to·know·about·the·internal·data·representation.</p></section><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Interface·function</span><span·class="w"> | 168 | interface·to·know·about·the·internal·data·representation.</p></section><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Interface·function</span><span·class="w"> |
| 169 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id="0845843911-1">(</span><span·class="n">PersonId</span><span·class="p"·data-group-id="0845843911-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> | 170 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> |
| 171 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="0845843911-2">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PersonId</span><span·class="p"·data-group-id="0845843911-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 172 | ········</span><span·class="p"·data-group-id=" | 172 | ········</span><span·class="p"·data-group-id="0845843911-3">[</span><span·class="n">Person</span><span·class="p"·data-group-id="0845843911-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 173 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id="0845843911-4">(</span><span·class="n">Person</span><span·class="p"·data-group-id="0845843911-4">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 174 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id="0845843911-5">(</span><span·class="n">Person</span><span·class="p"·data-group-id="0845843911-5">)</span><span·class="p">,</span><span·class="w"> |
| 175 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 175 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="0845843911-6">(</span><span·class="n">Person</span><span·class="p"·data-group-id="0845843911-6">)</span><span·class="p">;</span><span·class="w"> |
| 176 | ········</span><span·class="p"·data-group-id=" | 176 | ········</span><span·class="p"·data-group-id="0845843911-7">[</span><span·class="p"·data-group-id="0845843911-7">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 177 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0845843911-8">(</span><span·class="s">"No·person·with·ID·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0845843911-9">[</span><sp[·...·truncated·by·diffoscope;·len:·121,·SHA:·1d8a7ca3a496e7ffece061cdb06172aafca18af83f19d403f4324691e4c7d0f9·...·]1-8">)</span><span·class="w"> |
| 178 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 178 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> | 179 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> |
| 180 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id="0845843911-10">(</span><span·class="n">Person</span><span·class="p"·data-group-id="0845843911-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0845843911-11">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0845843911-12">[</span><span·class[·...·truncated·by·diffoscope;·len:·218,·SHA:·bf42a4102c853b8b93047a510761d3d2b9abc2dc69f299043bf493903c9f55f2·...·]1-11">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id="0845843911-13">(</span><span·class="n">Person</span><span·class="p"·data-group-id="0845843911-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 183 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0845843911-14">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0845843911-15">[</span><span·class[·...·truncated·by·diffoscope;·len:·217,·SHA:·ede253999924be3e8abfe5b01dcbbc357112b95b9b63f8c9f348a68863193d45·...·]1-14">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="0845843911-16">(</span><span·class="n">Person</span><span·class="p"·data-group-id="0845843911-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0845843911-17">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0845843911-18">[</span><span·class[·...·truncated·by·diffoscope;·len:·224,·SHA:·3ed5e2865fb8344f22e1886e9f12b32a53074d509a4b4647dd5397284ce95ee7·...·]1-17">)</span><span·class="p">.</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Interface·function</span><span·class="w"> |
| 186 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">print_person</span><span·class="p"·data-group-id="2770465600-1">(</span><span·class="n">PersonId</span><span·class="p"·data-group-id="2770465600-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 187 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> | 187 | ····</span><span·class="c1">%%·Look·up·the·person·in·the·named·table·person,</span><span·class="w"> |
| 188 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 188 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="2770465600-2">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PersonId</span><span·class="p"·data-group-id="2770465600-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 189 | ········</span><span·class="p"·data-group-id=" | 189 | ········</span><span·class="p"·data-group-id="2770465600-3">[</span><span·class="n">Person</span><span·class="p"·data-group-id="2770465600-3">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 190 | ············</span><span·class="nf">print_name</span><span·class="p"·data-group-id="2770465600-4">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="2770465600-4">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 191 | ············</span><span·class="nf">print_age</span><span·class="p"·data-group-id="2770465600-5">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="2770465600-5">)</span><span·class="p">,</span><span·class="w"> |
| 192 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 192 | ············</span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="2770465600-6">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="2770465600-6">)</span><span·class="p">;</span><span·class="w"> |
| 193 | ········</span><span·class="p"·data-group-id=" | 193 | ········</span><span·class="p"·data-group-id="2770465600-7">[</span><span·class="p"·data-group-id="2770465600-7">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 194 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2770465600-8">(</span><span·class="s">"No·person·with·ID·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2770465600-9">[</span><sp[·...·truncated·by·diffoscope;·len:·122,·SHA:·1c794799ade415da85127baefca8f4bc76bd6b4b23f99ef5acfc2b5b9f17bd1a·...·]-8">)</span><span·class="w"> |
| 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> | 196 | </span><span·class="c1">%%%·Internal·functions</span><span·class="w"> |
| 197 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nf">print_name</span><span·class="p"·data-group-id="2770465600-10">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="2770465600-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="p"·data-group-id="2770465600-11">[</span><span·class="n">Person</span><span·class="p"·data-group-id="2770465600-11">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</sp[·...·truncated·by·diffoscope;·len:·207,·SHA:·7ab30083333a1066d395d765998e2478b5ed7937600def36456f4fb6f2d7ad97·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2770465600-13">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2770465600-14">[</span><span·class[·...·truncated·by·diffoscope;·len:·219,·SHA:·e95b31ba0fcab33c4a8a070755939352693c7ee130dabe72e32fbb01dc2ea192·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id=" | 200 | </span><span·class="nf">print_age</span><span·class="p"·data-group-id="2770465600-15">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="2770465600-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ····</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="p"·data-group-id="2770465600-16">[</span><span·class="n">Person</span><span·class="p"·data-group-id="2770465600-16">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</sp[·...·truncated·by·diffoscope;·len:·207,·SHA:·168d52f12864d09cf7b33b3c51fdafb05c4938e6799299d68df04ffd0b7729ad·...·]-17">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2770465600-18">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2770465600-19">[</span><span·class[·...·truncated·by·diffoscope;·len:·218,·SHA:·db18ed9f34524da5ea62a8bbf9e538efee1a1e8b80fe04f34b59d722e8cc23c3·...·]-18">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">print_occupation</span><span·class="p"·data-group-id="2770465600-20">(</span><span·class="n">PersonID</span><span·class="p"·data-group-id="2770465600-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="p"·data-group-id="2770465600-21">[</span><span·class="n">Person</span><span·class="p"·data-group-id="2770465600-21">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</sp[·...·truncated·by·diffoscope;·len:·207,·SHA:·a451327c7633f06a110696fa0a76cad107ae46a238a0f03b3d7ac3e77f468fb3·...·]-22">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2770465600-23">(</span><span·class="s">"No·person·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2770465600-24">[</span><span·class[·...·truncated·by·diffoscope;·len:·225,·SHA:·336a6b588c11e5e00f488485ccd1cb6e99361e7edcf83a0585f63423bf2a3495·...·]-23">)</span><span·class="p">.</span></code></pre><h3·id="non-persistent-database-storage"·class="section-heading"> |
| 206 | ··<a·href="#non-persistent-database-storage"·class="hover-link"> | 206 | ··<a·href="#non-persistent-database-storage"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Non-Persistent·Database·Storage</span> | 209 | ··<span·class="text">Non-Persistent·Database·Storage</span> |
| 210 | </h3> | 210 | </h3> |
| 211 | <p>For·non-persistent·database·storage,·prefer·Ets·tables·over·Mnesia | 211 | <p>For·non-persistent·database·storage,·prefer·Ets·tables·over·Mnesia |
| 212 | <code·class="inline">local_content</code>·tables.·Even·the·Mnesia·<code·class="inline">dirty_write</code>·operations·carry·a·fixed | 212 | <code·class="inline">local_content</code>·tables.·Even·the·Mnesia·<code·class="inline">dirty_write</code>·operations·carry·a·fixed |
| Offset 226, 38 lines modified | Offset 226, 38 lines modified | ||
| 226 | </h3> | 226 | </h3> |
| 227 | <p>Assuming·an·Ets·table·that·uses·<code·class="inline">idno</code>·as·key·and·contains·the·following:</p><pre><code·class="text">[#person{idno·=·1,·name·=·"Adam",··age·=·31,·occupation·=·"mailman"}, | 227 | <p>Assuming·an·Ets·table·that·uses·<code·class="inline">idno</code>·as·key·and·contains·the·following:</p><pre><code·class="text">[#person{idno·=·1,·name·=·"Adam",··age·=·31,·occupation·=·"mailman"}, |
| 228 | ·#person{idno·=·2,·name·=·"Bryan",·age·=·31,·occupation·=·"cashier"}, | 228 | ·#person{idno·=·2,·name·=·"Bryan",·age·=·31,·occupation·=·"cashier"}, |
| 229 | ·#person{idno·=·3,·name·=·"Bryan",·age·=·35,·occupation·=·"banker"}, | 229 | ·#person{idno·=·3,·name·=·"Bryan",·age·=·35,·occupation·=·"banker"}, |
| 230 | ·#person{idno·=·4,·name·=·"Carl",··age·=·25,·occupation·=·"mailman"}]</code></pre><p>If·you·<em>must</em>·return·all·data·stored·in·the·Ets·table,·you·can·use | 230 | ·#person{idno·=·4,·name·=·"Carl",··age·=·25,·occupation·=·"mailman"}]</code></pre><p>If·you·<em>must</em>·return·all·data·stored·in·the·Ets·table,·you·can·use |
| 231 | <a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>.·However,·usually·you·are·only·interested·in·a·subset·of·the | 231 | <a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>.·However,·usually·you·are·only·interested·in·a·subset·of·the |
| 232 | information·in·which·case·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>·is·expensive.·If·you·only·want·to | 232 | information·in·which·case·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#tab2list/1"><code·class="inline">ets:tab2list/1</code></a>·is·expensive.·If·you·only·want·to |
| 233 | extract·one·field·from·each·record,·for·example,·the·age·of·every·person,·then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 233 | extract·one·field·from·each·record,·for·example,·the·age·of·every·person,·then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="7214801912-1">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7214801912-2">[</span><span·class="p"·data-group-id="7214801912-3">{</span><span·class="o">#</span><span·class="ss">person</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·ba09afef2c0b11e4c5a110044db886a19fb3651d237778baaebec996335e9f1f·...·]-4">{</span><span·class="ss">idno</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 234 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> | 234 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 235 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> | 235 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 236 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id=" | 236 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="7214801912-4">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ················</span><span·class="p"·data-group-id=" | 237 | ················</span><span·class="p"·data-group-id="7214801912-5">[</span><span·class="p"·data-group-id="7214801912-5">]</span><span·class="p">,</span><span·class="w"> |
| 238 | ················</span><span·class="p"·data-group-id="6002526146-6">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="6002526146-6">]</span><span·class="p"·data-group-id="6002526146-3">}</span><span·class="p"·data-group-id="6002526146-2">]</span><span·class="p"·data-group-id="6002526146-1">)</span><span·class="p">,</span></code></pre><p><strong>DO·NOT</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TabList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">tab2list</span><span·class="p"·data-group-id="7666499391-1">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="7666499391-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 239 | </span><span·class=" | 238 | ················</span><span·class="p"·data-group-id="7214801912-6">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="7214801912-6">]</span><span·class="p"·data-group-id="7214801912-3">}</span><span·class="p"·data-group-id="7214801[·...·truncated·by·diffoscope;·len:·493,·SHA:·064b7d59379c25334f2e87423f4d1c81d86c08a5c168bc90db510921fb60b818·...·]</span><span·class="p">,</span><span·class="w"> |
| 239 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="3962584542-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3962584542-3">(</span><span·class="n">X</span><span·class="p"·data-group-id="3962584542-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">age</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabList</span><span·class="p"·data-group-id="3962584542-2">)</span><span·class="p">,</span></code></pre><p>If·you·are·only·interested·in·the·age·of·all·persons·named·"Bryan",·then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="5834013625-1">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5834013625-2">[</span><span·class="p"·data-group-id="5834013625-3">{</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="5834013625-4">{</span><span·class="ss">idno</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> | ||
| 240 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> | 240 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> |
| 241 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> | 241 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 242 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id=" | 242 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="5834013625-4">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ················</span><span·class="p"·data-group-id=" | 243 | ················</span><span·class="p"·data-group-id="5834013625-5">[</span><span·class="p"·data-group-id="5834013625-5">]</span><span·class="p">,</span><span·class="w"> |
| 244 | ················</span><span·class="p"·data-group-id=" | 244 | ················</span><span·class="p"·data-group-id="5834013625-6">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="5834013625-6">]</span><span·class="p"·data-group-id="5834013625-3">}</span><span·class="p"·data-group-id="5834013625-2">]</span><span·class="p"·data-group-id="58340136[·...·truncated·by·diffoscope;·len:·410,·SHA:·363c5187c792f30ec035b3a8a5d1ec7af0c152b87c523daa9be24a34074021ee·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 245 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 245 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="6091977855-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="6091977855-3">(</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="6091977855-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">name</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 246 | ································</span><span·class="s">"Bryan"</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 246 | ································</span><span·class="s">"Bryan"</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 247 | ····································</span><span·class="p"·data-group-id=" | 247 | ····································</span><span·class="p"·data-group-id="6091977855-4">[</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">person</span><span·class="p">.</span><span·class="ss">age</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="6091977855-4">]</span><span·class="p">;</span><span·class="w"> |
| 248 | ·································</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 248 | ·································</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 249 | ·····································</span><span·class="n">Acc</span><span·class="w"> | 249 | ·····································</span><span·class="n">Acc</span><span·class="w"> |
| 250 | ···························</span><span·class="k">end</span><span·class="w"> | 250 | ···························</span><span·class="k">end</span><span·class="w"> |
| 251 | ·············</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=" | 251 | ·············</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6091977855-5">[</span><span·class="p"·data-group-id="6091977855-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabList</span><span·class="p"·data-group-id="6091977855-2">)</span></code></pre><p>If·you·need·all·information·stored·in·the·Ets·table·about·persons·named·"Bryan", |
| 252 | then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 252 | then:</p><p><strong>DO</strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="3227618407-1">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3227618407-2">[</span><span·class="p"·data-group-id="3227618407-3">{</span><span·class="o">#</span><span·class="ss">person</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·0470f75890c3cf45b5d6048651f08032c28658402f92d63174d23dd02d7bfbe7·...·]-4">{</span><span·class="ss">idno</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 253 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> | 253 | ··························</span><span·class="ss">name</span><span·class="o">=</span><span·class="s">"Bryan"</span><span·class="p">,</span><span·class="w"> |
| 254 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> | 254 | ··························</span><span·class="ss">age</span><span·class="o">=</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 255 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id=" | 255 | ··························</span><span·class="ss">occupation</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="3227618407-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3227618407-5">[</span><span·class="p"·data-group-id="3227618407-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3[·...·truncated·by·diffoscope;·len:·689,·SHA:·eb819636b0f340a6d05dd0acc60b2d6728f1a4bdd9b7547ec57f08fdddac5d3d·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 256 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id=" | 256 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id="5335380507-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5335380507-3">(</span><span·class="n">X</span><span·class="p"·data-group-id="5335380507-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·411,·SHA:·1a1794ecbe869af68bf808336f3095bfb678fcc06555745a76c45e90c8205f8c·...·]-2">)</span><span·class="p">,</span></code></pre><h3·id="ordered_set-tables"·class="section-heading"> |
| 257 | ··<a·href="#ordered_set-tables"·class="hover-link"> | 257 | ··<a·href="#ordered_set-tables"·class="hover-link"> |
| 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 258 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 259 | ··</a> | 259 | ··</a> |
| 260 | ··<span·class="text"><code·class="inline">ordered_set</code>·Tables</span> | 260 | ··<span·class="text"><code·class="inline">ordered_set</code>·Tables</span> |
| 261 | </h3> | 261 | </h3> |
| 262 | <p>If·the·data·in·the·table·is·to·be·accessed·so·that·the·order·of·the·keys·in·the | 262 | <p>If·the·data·in·the·table·is·to·be·accessed·so·that·the·order·of·the·keys·in·the |
| 263 | table·is·significant,·the·table·type·<code·class="inline">ordered_set</code>·can·be·used·instead·of·the | 263 | table·is·significant,·the·table·type·<code·class="inline">ordered_set</code>·can·be·used·instead·of·the |
| Offset 293, 20 lines modified | Offset 293, 20 lines modified | ||
| 293 | Clearly,·the·second·table·would·have·to·be·kept·consistent·with·the·master | 293 | Clearly,·the·second·table·would·have·to·be·kept·consistent·with·the·master |
| 294 | table.·Mnesia·can·do·this·for·you,·but·a·home-brew·index·table·can·be·very | 294 | table.·Mnesia·can·do·this·for·you,·but·a·home-brew·index·table·can·be·very |
| 295 | efficient·compared·to·the·overhead·involved·in·using·Mnesia.</p><p>An·index·table·for·the·table·in·the·previous·examples·would·have·to·be·a·bag·(as | 295 | efficient·compared·to·the·overhead·involved·in·using·Mnesia.</p><p>An·index·table·for·the·table·in·the·previous·examples·would·have·to·be·a·bag·(as |
| 296 | keys·would·appear·more·than·once)·and·can·have·the·following·contents:</p><pre><code·class="text">[#index_entry{name="Adam",·idno=1}, | 296 | keys·would·appear·more·than·once)·and·can·have·the·following·contents:</p><pre><code·class="text">[#index_entry{name="Adam",·idno=1}, |
| 297 | ·#index_entry{name="Bryan",·idno=2}, | 297 | ·#index_entry{name="Bryan",·idno=2}, |
| 298 | ·#index_entry{name="Bryan",·idno=3}, | 298 | ·#index_entry{name="Bryan",·idno=3}, |
| 299 | ·#index_entry{name="Carl",·idno=4}]</code></pre><p>Given·this·index·table,·a·lookup·of·the·<code·class="inline">age</code>·fields·for·all·persons·named | 299 | ·#index_entry{name="Carl",·idno=4}]</code></pre><p>Given·this·index·table,·a·lookup·of·the·<code·class="inline">age</code>·fields·for·all·persons·named |
| 300 | "Bryan"·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchingIDs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 300 | "Bryan"·can·be·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchingIDs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="2872616456-1">(</span><span·class="n">IndexTable</span><span·class="p">,</span><span·class="s">"Bryan"</span><span·class="p"·data-group-id="2872616456-1">)</span><span·class="p">,</span><span·class="w"> |
| 301 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 301 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="2872616456-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="2872616456-3">(</span><span·class="o">#</span><span·class="ss">index_entry</span><span·class="p"·data-group-id="2872616456-4">{</span><span·class="ss">idno</span><span·class="w[·...·truncated·by·diffoscope;·len:·176,·SHA:·379da99e26128a9d42d988c9fc60b4abca09943c8acf68133be6da67df6ad873·...·]6-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 302 | ·················</span><span·class="p"·data-group-id=" | 302 | ·················</span><span·class="p"·data-group-id="2872616456-5">[</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="2872616456-6">{</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Age</span><s[·...·truncated·by·diffoscope;·len:·457,·SHA:·0a6059a711a0a8b86261bf94a6bf34576f0c533a0a53a690d23dfa836cf7abd2·...·]6-7">)</span><span·class="p">,</span><span·class="w"> |
| 303 | ·················</span><span·class="n">Age</span><span·class="w"> | 303 | ·················</span><span·class="n">Age</span><span·class="w"> |
| 304 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 304 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 305 | ··········</span><span·class="n">MatchingIDs</span><span·class="p"·data-group-id=" | 305 | ··········</span><span·class="n">MatchingIDs</span><span·class="p"·data-group-id="2872616456-2">)</span><span·class="p">,</span></code></pre><p>Notice·that·this·code·does·not·use·<a·href="../../lib/stdlib-6.2.1/doc/html/ets.html#match/2"><code·class="inline">ets:match/2</code></a>,·but·instead·uses·the |
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| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
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| 238 | and·optional·<code·class="inline">(=>)</code>·association·types.·If·an·association·type·is·mandatory,·an | 238 | and·optional·<code·class="inline">(=>)</code>·association·types.·If·an·association·type·is·mandatory,·an |
| 239 | association·with·that·type·needs·to·be·present.·In·the·case·of·an·optional | 239 | association·with·that·type·needs·to·be·present.·In·the·case·of·an·optional |
| 240 | association·type·it·is·not·required·for·the·key·type·to·be·present.</p><p>The·notation·<code·class="inline">#{}</code>·specifies·the·singleton·type·for·the·empty·map.·Note·that | 240 | association·type·it·is·not·required·for·the·key·type·to·be·present.</p><p>The·notation·<code·class="inline">#{}</code>·specifies·the·singleton·type·for·the·empty·map.·Note·that |
| 241 | this·notation·is·not·a·shorthand·for·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·type.</p><p>For·convenience,·the·following·types·are·also·built-in.·They·can·be·thought·as | 241 | this·notation·is·not·a·shorthand·for·the·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·type.</p><p>For·convenience,·the·following·types·are·also·built-in.·They·can·be·thought·as |
| 242 | predefined·aliases·for·the·type·unions·also·shown·in·the·table.</p><p><a·href=""·id="builtin_types"></a></p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Defined·as</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_binary/0"><code·class="inline">nonempty_binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:8,·_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:bitstring/0"><code·class="inline">bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_bitstring/0"><code·class="inline">nonempty_bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:1,·_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'false'</code>·|·<code·class="inline">'true'</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:char/0"><code·class="inline">char/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..16#10ffff</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nil/0"><code·class="inline">nil/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:number/0"><code·class="inline">number/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>·|·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[any()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:maybe_improper_list/0"><code·class="inline">maybe_improper_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:maybe_improper_list/2"><code·class="inline">maybe_improper_list(any(),·any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_list/0"><code·class="inline">nonempty_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_list/1"><code·class="inline">nonempty_list(any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:string/0"><code·class="inline">string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_string/0"><code·class="inline">nonempty_string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char(),...]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:iodata/0"><code·class="inline">iodata/0</code></a></td><td·style="text-align:·left;"><code·class="inline">iolist()</code>·|·<code·class="inline">binary()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:iolist/0"><code·class="inline">iolist/0</code></a></td><td·style="text-align:·left;"><code·class="inline">maybe_improper_list(byte()</code>·|·<code·class="inline">binary()</code>·|·<code·class="inline">iolist(),·binary()</code>·|·<code·class="inline">[])</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a></td><td·style="text-align:·left;"><code·class="inline">#{any()·=>·any()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a></td><td·style="text-align:·left;"><code·class="inline">fun()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:module/0"><code·class="inline">module/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:mfa/0"><code·class="inline">mfa/0</code></a></td><td·style="text-align:·left;"><code·class="inline">{module(),atom(),arity()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:arity/0"><code·class="inline">arity/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:identifier/0"><code·class="inline">identifier/0</code></a></td><td·style="text-align:·left;"><code·class="inline">pid()</code>·|·<code·class="inline">port()</code>·|·<code·class="inline">reference()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#node/0"><code·class="inline">node/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:timeout/0"><code·class="inline">timeout/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'infinity'</code>·|·<code·class="inline">non_neg_integer()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:no_return/0"><code·class="inline">no_return/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:none/0"><code·class="inline">none/0</code></a></td></tr></tbody></table><p><em>Table:·Built-in·types,·predefined·aliases</em></p><p>In·addition,·the·following·three·built-in·types·exist·and·can·be·thought·as | 242 | predefined·aliases·for·the·type·unions·also·shown·in·the·table.</p><p><a·href=""·id="builtin_types"></a></p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Defined·as</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_binary/0"><code·class="inline">nonempty_binary/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:8,·_:_*8>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:bitstring/0"><code·class="inline">bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_bitstring/0"><code·class="inline">nonempty_bitstring/0</code></a></td><td·style="text-align:·left;"><code·class="inline"><<_:1,·_:_*1>></code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'false'</code>·|·<code·class="inline">'true'</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:char/0"><code·class="inline">char/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..16#10ffff</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nil/0"><code·class="inline">nil/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:number/0"><code·class="inline">number/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>·|·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[any()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:maybe_improper_list/0"><code·class="inline">maybe_improper_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:maybe_improper_list/2"><code·class="inline">maybe_improper_list(any(),·any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_list/0"><code·class="inline">nonempty_list/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_list/1"><code·class="inline">nonempty_list(any())</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:string/0"><code·class="inline">string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char()]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:nonempty_string/0"><code·class="inline">nonempty_string/0</code></a></td><td·style="text-align:·left;"><code·class="inline">[char(),...]</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:iodata/0"><code·class="inline">iodata/0</code></a></td><td·style="text-align:·left;"><code·class="inline">iolist()</code>·|·<code·class="inline">binary()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:iolist/0"><code·class="inline">iolist/0</code></a></td><td·style="text-align:·left;"><code·class="inline">maybe_improper_list(byte()</code>·|·<code·class="inline">binary()</code>·|·<code·class="inline">iolist(),·binary()</code>·|·<code·class="inline">[])</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a></td><td·style="text-align:·left;"><code·class="inline">#{any()·=>·any()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a></td><td·style="text-align:·left;"><code·class="inline">fun()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:module/0"><code·class="inline">module/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:mfa/0"><code·class="inline">mfa/0</code></a></td><td·style="text-align:·left;"><code·class="inline">{module(),atom(),arity()}</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:arity/0"><code·class="inline">arity/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..255</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:identifier/0"><code·class="inline">identifier/0</code></a></td><td·style="text-align:·left;"><code·class="inline">pid()</code>·|·<code·class="inline">port()</code>·|·<code·class="inline">reference()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#node/0"><code·class="inline">node/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:timeout/0"><code·class="inline">timeout/0</code></a></td><td·style="text-align:·left;"><code·class="inline">'infinity'</code>·|·<code·class="inline">non_neg_integer()</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:no_return/0"><code·class="inline">no_return/0</code></a></td><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:none/0"><code·class="inline">none/0</code></a></td></tr></tbody></table><p><em>Table:·Built-in·types,·predefined·aliases</em></p><p>In·addition,·the·following·three·built-in·types·exist·and·can·be·thought·as |
| 243 | defined·below,·though·strictly·their·"type·definition"·is·not·valid·syntax | 243 | defined·below,·though·strictly·their·"type·definition"·is·not·valid·syntax |
| 244 | according·to·the·type·language·defined·above.</p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Can·be·thought·defined·by·the·syntax</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">1..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:neg_integer/0"><code·class="inline">neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">..-1</code></td></tr></tbody></table><p><em>Table:·Additional·built-in·types</em></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·following·built-in·list·types·also·exist,·but·they·are·expected·to·be | 244 | according·to·the·type·language·defined·above.</p><table><thead><tr><th·style="text-align:·left;"><em>Built-in·type</em></th><th·style="text-align:·left;"><em>Can·be·thought·defined·by·the·syntax</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">0..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">1..</code></td></tr><tr><td·style="text-align:·left;"><a·href="../../erts-15.2.3/doc/html/erlang.html#t:neg_integer/0"><code·class="inline">neg_integer/0</code></a></td><td·style="text-align:·left;"><code·class="inline">..-1</code></td></tr></tbody></table><p><em>Table:·Additional·built-in·types</em></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·following·built-in·list·types·also·exist,·but·they·are·expected·to·be |
| 245 | rarely·used.·Hence,·they·have·long·names:</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id=" | 245 | rarely·used.·Hence,·they·have·long·names:</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id="4302319521-1">(</span><span·class="p"·data-group-id="4302319521-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id="43[·...·truncated·by·diffoscope;·len:·374,·SHA:·d51c49592ec9213d16f30becc2ca884ba8b4f0ba1c13f8fcbde0765f997e8410·...·]1-2">)</span><span·class="w"> |
| 246 | </span><span·class="nf">nonempty_improper_list</span><span·class="p"·data-group-id=" | 246 | </span><span·class="nf">nonempty_improper_list</span><span·class="p"·data-group-id="4302319521-5">(</span><span·class="n">Type1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type2</span><span·class="p"·data-group-id="4302319521-5">)</span><span·class="w"> |
| 247 | </span><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id=" | 247 | </span><span·class="nf">nonempty_maybe_improper_list</span><span·class="p"·data-group-id="4302319521-6">(</span><span·class="n">Type1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type2</span><span·class="p"·data-group-id="4302319521-6">)</span></code></pre><p>where·the·last·two·types·define·the·set·of·Erlang·terms·one·would·expect.</p><p>Also·for·convenience,·record·notation·is·allowed·to·be·used.·Records·are |
| 248 | shorthands·for·the·corresponding·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Record</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id=" | 248 | shorthands·for·the·corresponding·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Record</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id="1701210892-1">{</span><span·class="p"·data-group-id="1701210892-1">}</span><span·class="w"> |
| 249 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id=" | 249 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Erlang_Atom</span><span·class="p"·data-group-id="1701210892-2">{</span><span·class="n">Fields</span><span·class="p"·data-group-id="1701210892-2">}</span></code></pre><p>Records·are·extended·to·possibly·contain·type·information.·This·is·described·in |
| 250 | <a·href="typespec.html#typeinrecords">Type·Information·in·Record·Declarations</a>.</p><h3·id="redefining-built-in-types"·class="section-heading"> | 250 | <a·href="typespec.html#typeinrecords">Type·Information·in·Record·Declarations</a>.</p><h3·id="redefining-built-in-types"·class="section-heading"> |
| 251 | ··<a·href="#redefining-built-in-types"·class="hover-link"> | 251 | ··<a·href="#redefining-built-in-types"·class="hover-link"> |
| 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 252 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 253 | ··</a> | 253 | ··</a> |
| 254 | ··<span·class="text">Redefining·built-in·types</span> | 254 | ··<span·class="text">Redefining·built-in·types</span> |
| 255 | </h3> | 255 | </h3> |
| 256 | <section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·it·is·permitted·to·define·a·type·having·the·same | 256 | <section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Starting·from·Erlang/OTP·26,·it·is·permitted·to·define·a·type·having·the·same |
| 257 | name·as·a·built-in·type.</p></section><p>It·is·recommended·to·avoid·deliberately·reusing·built-in·names·because·it·can·be | 257 | name·as·a·built-in·type.</p></section><p>It·is·recommended·to·avoid·deliberately·reusing·built-in·names·because·it·can·be |
| 258 | confusing.·However,·when·an·Erlang/OTP·release·introduces·a·new·type,·code·that | 258 | confusing.·However,·when·an·Erlang/OTP·release·introduces·a·new·type,·code·that |
| 259 | happened·to·define·its·own·type·having·the·same·name·will·continue·to·work.</p><p>As·an·example,·imagine·that·the·Erlang/OTP·42·release·introduces·a·new·type | 259 | happened·to·define·its·own·type·having·the·same·name·will·continue·to·work.</p><p>As·an·example,·imagine·that·the·Erlang/OTP·42·release·introduces·a·new·type |
| 260 | <code·class="inline">gadget()</code>·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">gadget</span><span·class="p"·data-group-id=" | 260 | <code·class="inline">gadget()</code>·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">gadget</span><span·class="p"·data-group-id="9546018247-1">(</span><span·class="p"·data-group-id="9546018247-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9546018247-2">{</span><span·class="ss">'gadget'[·...·truncated·by·diffoscope;·len:·236,·SHA:·d37d0fd0fe245697ff103b60cc354de7e50ba6811fef25d040350bb129dca821·...·]-2">}</span><span·class="p">.</span></code></pre><p>Further·imagine·that·some·code·has·its·own·(different)·definition·of·<code·class="inline">gadget()</code>, |
| 261 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">gadget</span><span·class="p"·data-group-id=" | 261 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">gadget</span><span·class="p"·data-group-id="0011879499-1">(</span><span·class="p"·data-group-id="0011879499-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="0011879499-2">#{</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·dfb9b0e20c6297a61f38aa5aae9cfbecefde2993828a85c39e564bdc7202f9e8·...·]-2">}</span><span·class="p">.</span></code></pre><p>Since·redefinitions·are·allowed,·the·code·will·still·compile·(but·with·a |
| 262 | warning),·and·Dialyzer·will·not·emit·any·additional·warnings.</p><h2·id="type-declarations-of-user-defined-types"·class="section-heading"> | 262 | warning),·and·Dialyzer·will·not·emit·any·additional·warnings.</p><h2·id="type-declarations-of-user-defined-types"·class="section-heading"> |
| 263 | ··<a·href="#type-declarations-of-user-defined-types"·class="hover-link"> | 263 | ··<a·href="#type-declarations-of-user-defined-types"·class="hover-link"> |
| 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 265 | ··</a> | 265 | ··</a> |
| 266 | ··<span·class="text">Type·Declarations·of·User-Defined·Types</span> | 266 | ··<span·class="text">Type·Declarations·of·User-Defined·Types</span> |
| 267 | </h2> | 267 | </h2> |
| 268 | <p>As·seen,·the·basic·syntax·of·a·type·is·an·atom·followed·by·closed·parentheses. | 268 | <p>As·seen,·the·basic·syntax·of·a·type·is·an·atom·followed·by·closed·parentheses. |
| 269 | New·types·are·declared·using·<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>·attributes·as·in·the | 269 | New·types·are·declared·using·<code·class="inline">-type</code>·and·<code·class="inline">-opaque</code>·attributes·as·in·the |
| 270 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id=" | 270 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id="5663979731-1">(</span><span·class="p"·data-group-id="5663979731-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">.</span><span·class="w"> |
| 271 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">my_opaq_type</span><span·class="p"·data-group-id=" | 271 | </span><span·class="p">-</span><span·class="na">opaque</span><span·class="w">·</span><span·class="nf">my_opaq_type</span><span·class="p"·data-group-id="5663979731-2">(</span><span·class="p"·data-group-id="5663979731-2">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">.</span></code></pre><p>The·type·name·is·the·atom·<code·class="inline">my_struct_type</code>,·followed·by·parentheses.·<code·class="inline">Type</code>·is·a |
| 272 | type·as·defined·in·the·previous·section.·A·current·restriction·is·that·<code·class="inline">Type</code> | 272 | type·as·defined·in·the·previous·section.·A·current·restriction·is·that·<code·class="inline">Type</code> |
| 273 | can·contain·only·predefined·types,·or·user-defined·types·which·are·either·of·the | 273 | can·contain·only·predefined·types,·or·user-defined·types·which·are·either·of·the |
| 274 | following:</p><ul><li>Module-local·type,·that·is,·with·a·definition·that·is·present·in·the·code·of | 274 | following:</p><ul><li>Module-local·type,·that·is,·with·a·definition·that·is·present·in·the·code·of |
| 275 | the·module</li><li>Remote·type,·that·is,·type·defined·in,·and·exported·by,·other·modules;·more | 275 | the·module</li><li>Remote·type,·that·is,·type·defined·in,·and·exported·by,·other·modules;·more |
| 276 | about·this·soon.</li></ul><p>For·module-local·types,·the·restriction·that·their·definition·exists·in·the | 276 | about·this·soon.</li></ul><p>For·module-local·types,·the·restriction·that·their·definition·exists·in·the |
| 277 | module·is·enforced·by·the·compiler·and·results·in·a·compilation·error.·(A | 277 | module·is·enforced·by·the·compiler·and·results·in·a·compilation·error.·(A |
| 278 | similar·restriction·currently·exists·for·records.)</p><p>Type·declarations·can·also·be·parameterized·by·including·type·variables·between | 278 | similar·restriction·currently·exists·for·records.)</p><p>Type·declarations·can·also·be·parameterized·by·including·type·variables·between |
| 279 | the·parentheses.·The·syntax·of·type·variables·is·the·same·as·Erlang·variables, | 279 | the·parentheses.·The·syntax·of·type·variables·is·the·same·as·Erlang·variables, |
| 280 | that·is,·starts·with·an·upper-case·letter.·These·variables·is·to | 280 | that·is,·starts·with·an·upper-case·letter.·These·variables·is·to |
| 281 | appear·on·the·RHS·of·the·definition.·A·concrete·example·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">orddict</span><span·class="p"·data-group-id=" | 281 | appear·on·the·RHS·of·the·definition.·A·concrete·example·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">orddict</span><span·class="p"·data-group-id="8575093044-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="8575093044-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·cla[·...·truncated·by·diffoscope;·len:·314,·SHA:·9dff575b0bc3ea323cf031c47740104f24e67b00023dd3fafadabdeab3c157b3·...·]4-2">]</span><span·class="p">.</span></code></pre><p>A·module·can·export·some·types·to·declare·that·other·modules·are·allowed·to |
| 282 | refer·to·them·as·<em>remote·types</em>.·This·declaration·has·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">export_type</span><span·class="p"·data-group-id=" | 282 | refer·to·them·as·<em>remote·types</em>.·This·declaration·has·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">export_type</span><span·class="p"·data-group-id="4374665468-1">(</span><span·class="p"·data-group-id="4374665468-2">[</span><span·class="n">T1</span><span·class="o">/</span><span·class="n">A1</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class[·...·truncated·by·diffoscope;·len:·965,·SHA:·3405d0f0e6aba5daa247e685b2cbd4eb2d0efd6dc5b40d4cc6f36b2263254026·...·]-1">)</span><span·class="p">.</span></code></pre><p>Assuming·that·these·types·are·exported·from·module·<code·class="inline">'mod'</code>,·you·can·refer·to |
| 283 | them·from·other·modules·using·remote·type·expressions·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id=" | 283 | them·from·other·modules·using·remote·type·expressions·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">my_struct_type</span><span·class="p"·data-group-id="1099259369-1">(</span><span·class="p"·data-group-id="1099259369-1">)</span><span·class="w"> |
| 284 | </span><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">orddict</span><span·class="p"·data-group-id=" | 284 | </span><span·class="nc">mod</span><span·class="p">:</span><span·class="nf">orddict</span><span·class="p"·data-group-id="1099259369-2">(</span><span·class="nf">atom</span><span·class="p"·data-group-id="1099259369-3">(</span><span·class="p"·data-group-id="1099259369-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·123,·SHA:·97dd95d1fb9ef8c7db064d073ad9323515646924c9851dbcc64b94bb54a14e7c·...·]-2">)</span></code></pre><p>It·is·not·allowed·to·refer·to·types·that·are·not·declared·as·exported.</p><p>Types·declared·as·<code·class="inline">opaque</code>·represent·sets·of·terms·whose·structure·is·not |
| 285 | supposed·to·be·visible·from·outside·of·their·defining·module.·That·is,·only·the | 285 | supposed·to·be·visible·from·outside·of·their·defining·module.·That·is,·only·the |
| 286 | module·defining·them·is·allowed·to·depend·on·their·term·structure.·Consequently, | 286 | module·defining·them·is·allowed·to·depend·on·their·term·structure.·Consequently, |
| 287 | such·types·do·not·make·much·sense·as·module·local·-·module·local·types·are·not | 287 | such·types·do·not·make·much·sense·as·module·local·-·module·local·types·are·not |
| 288 | accessible·by·other·modules·anyway·-·and·is·always·to·be·exported.</p><p>Read·more·on·<a·href="opaques.html">Opaques</a></p><p><a·href=""·id="typeinrecords"></a></p><h2·id="type-information-in-record-declarations"·class="section-heading"> | 288 | accessible·by·other·modules·anyway·-·and·is·always·to·be·exported.</p><p>Read·more·on·<a·href="opaques.html">Opaques</a></p><p><a·href=""·id="typeinrecords"></a></p><h2·id="type-information-in-record-declarations"·class="section-heading"> |
| 289 | ··<a·href="#type-information-in-record-declarations"·class="hover-link"> | 289 | ··<a·href="#type-information-in-record-declarations"·class="hover-link"> |
| 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 291 | ··</a> | 291 | ··</a> |
| 292 | ··<span·class="text">Type·Information·in·Record·Declarations</span> | 292 | ··<span·class="text">Type·Information·in·Record·Declarations</span> |
| 293 | </h2> | 293 | </h2> |
| 294 | <p>The·types·of·record·fields·can·be·specified·in·the·declaration·of·the·record. | 294 | <p>The·types·of·record·fields·can·be·specified·in·the·declaration·of·the·record. |
| 295 | The·syntax·for·this·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1 | 295 | The·syntax·for·this·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="3134767430-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3134767430-2">{</span><span·class="ss">field1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><spa[·...·truncated·by·diffoscope;·len:·421,·SHA:·a5145dafee460f246f15e5f454ad21e41dc00ecb94ccc8fc9b2c45101f39fe5e·...·]0-1">)</span><span·class="p">.</span></code></pre><p>For·fields·without·type·annotations,·their·type·defaults·to·<code·class="inline">any()</code>.·That·is,·the |
| 296 | previous·example·is·a·shorthand·for·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 296 | previous·example·is·a·shorthand·for·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8273294441-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8273294441-2">{</span><span·class="ss">field1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><spa[·...·truncated·by·diffoscope;·len:·651,·SHA:·3ef1fac402bda821394d937451b962c7aaac5aaf91bec6d05b49cac4fb73e086·...·]-1">)</span><span·class="p">.</span></code></pre><p>In·the·presence·of·initial·values·for·fields,·the·type·must·be·declared·after |
| 297 | the·initialization,·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 297 | the·initialization,·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2476489662-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2476489662-2">{</span><span·class="ss">field1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·698,·SHA:·1dc0290f811d5806070c5a78e7e6e631e72352dae25ea5ace4190e0c56e70773·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·initial·values·for·fields·are·to·be·compatible·with·(that·is,·a·member·of) |
| 298 | the·corresponding·types.·This·is·checked·by·the·compiler·and·results·in·a | 298 | the·corresponding·types.·This·is·checked·by·the·compiler·and·results·in·a |
| 299 | compilation·error·if·a·violation·is·detected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·for·fields·without·initial·values,·the·singleton·type | 299 | compilation·error·if·a·violation·is·detected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·19,·for·fields·without·initial·values,·the·singleton·type |
| 300 | <code·class="inline">'undefined'</code>·was·added·to·all·declared·types.·In·other·words,·the·following | 300 | <code·class="inline">'undefined'</code>·was·added·to·all·declared·types.·In·other·words,·the·following |
| 301 | two·record·declarations·had·identical·effects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 301 | two·record·declarations·had·identical·effects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7371611367-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7371611367-2">{</span><span·class="ss">f1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·239,·SHA:·c9552707e51b2f9e3e7ad6c687d8fe778c9d6ea6ff96bdc4ae865dce7df209f3·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 302 | ·············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id=" | 302 | ·············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id="7371611367-4">(</span><span·class="p"·data-group-id="7371611367-4">)</span><span·class="p">,</span><span·class="w"> |
| 303 | ·············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id=" | 303 | ·············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="7371611367-2">}</span><span·class="p"·data-group-id="7371611367-1">)</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="w"> | 304 | </span><span·class="w"> |
| 305 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 305 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7371611367-5">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7371611367-6">{</span><span·class="ss">f1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·239,·SHA:·7fe8c7530b129edb52b182dc6e9d95b03a6fcdb1b7ae13a244e0739859b82d5c·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 306 | ··············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id=" | 306 | ··············</span><span·class="ss">f2</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">float</span><span·class="p"·data-group-id="7371611367-8">(</span><span·class="p"·data-group-id="7371611367-8">)</span><span·class="p">,</span><span·class="w"> |
| 307 | ··············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id=" | 307 | ··············</span><span·class="ss">f3</span><span·class="w">······</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'undefined'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="7371611367-6">}</span><span·class="p"·data-group-id="7371611367-5">)</span><span·class="p">.</span></code></pre><p>This·is·no·longer·the·case.·If·you·require·<code·class="inline">'undefined'</code>·in·your·record·field |
| 308 | type,·you·must·explicitly·add·it·to·the·typespec,·as·in·the·2nd·example.</p></section><p>Any·record,·containing·type·information·or·not,·once·defined,·can·be·used·as·a | 308 | type,·you·must·explicitly·add·it·to·the·typespec,·as·in·the·2nd·example.</p></section><p>Any·record,·containing·type·information·or·not,·once·defined,·can·be·used·as·a |
| 309 | type·using·the·following·syntax:</p><pre><code·class="text">#rec{}</code></pre><p>In·addition,·the·record·fields·can·be·further·specified·when·using·a·record·type | 309 | type·using·the·following·syntax:</p><pre><code·class="text">#rec{}</code></pre><p>In·addition,·the·record·fields·can·be·further·specified·when·using·a·record·type |
| 310 | by·adding·type·information·about·the·field·as·follows:</p><pre><code·class="text">#rec{some_field·::·Type}</code></pre><p>Any·unspecified·fields·are·assumed·to·have·the·type·in·the·original·record | 310 | by·adding·type·information·about·the·field·as·follows:</p><pre><code·class="text">#rec{some_field·::·Type}</code></pre><p>Any·unspecified·fields·are·assumed·to·have·the·type·in·the·original·record |
| 311 | declaration.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>When·records·are·used·to·create·patterns·for·ETS·and·Mnesia·match·functions, | 311 | declaration.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>When·records·are·used·to·create·patterns·for·ETS·and·Mnesia·match·functions, |
| 312 | Dialyzer·may·need·some·help·not·to·emit·bad·warnings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">height</span><span·class="p"·data-group-id=" | 312 | Dialyzer·may·need·some·help·not·to·emit·bad·warnings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">height</span><span·class="p"·data-group-id="8083046150-1">(</span><span·class="p"·data-group-id="8083046150-1">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="8083046150-2">(</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·799b59541f449be40e95f2d42a89f58424d9fc149394354a2fa2d8cdb6d90a60·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 313 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 313 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8083046150-3">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8083046150-4">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><sp[·...·truncated·by·diffoscope;·len:·561,·SHA:·1687d901d66e9bee30e60eba7363c59162338ffeff25c85a8088fdbe55d5167d·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 314 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id=" | 314 | </span><span·class="nf">lookup</span><span·class="p"·data-group-id="8083046150-7">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="8083046150-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 315 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id=" | 315 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_object</span><span·class="p"·data-group-id="8083046150-8">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="8083046150-9">{</span><span·class="ss">name</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·347,·SHA:·09a97bc252782d449f1ddca8943acc65edc4985c8b89ebf05afbf97810c203d8·...·]-8">)</span><span·class="p">.</span></code></pre><p>Dialyzer·will·emit·a·warning·since·<code·class="inline">'_'</code>·is·not·in·the·type·of·record·field |
| 316 | <code·class="inline">height</code>.</p><p>The·recommended·way·of·dealing·with·this·is·to·declare·the·smallest·record | 316 | <code·class="inline">height</code>.</p><p>The·recommended·way·of·dealing·with·this·is·to·declare·the·smallest·record |
| 317 | field·types·to·accommodate·all·your·needs,·and·then·create·refinements·as | 317 | field·types·to·accommodate·all·your·needs,·and·then·create·refinements·as |
| 318 | needed.·The·modified·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9 | 318 | needed.·The·modified·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9520838129-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9520838129-2">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><spa[·...·truncated·by·diffoscope;·len:·667,·SHA:·92c366722ffd807591eebf267fd464a46eb719f1d13c56f9ff86b04f7482d321·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 319 | </span><span·class="w"> | 319 | </span><span·class="w"> |
| 320 | </span><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">person</span><span·class="p"·data-group-id="9 | 320 | </span><span·class="p">-</span><span·class="na">type</span><span·class="w">·</span><span·class="nf">person</span><span·class="p"·data-group-id="9520838129-5">(</span><span·class="p"·data-group-id="9520838129-5">)</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="9[·...·truncated·by·diffoscope;·len:·324,·SHA:·1a3b25a53615c5b7c284b8b526658339d36f5dc3210f4155a99089b2644158ca·...·]-6">}</span><span·class="p">.</span></code></pre><p>In·specifications·and·type·declarations·the·type·<code·class="inline">person()</code>·is·to·be·preferred |
| 321 | before·<code·class="inline">#person{}</code>.</p></section><h2·id="specifications-for-functions"·class="section-heading"> | 321 | before·<code·class="inline">#person{}</code>.</p></section><h2·id="specifications-for-functions"·class="section-heading"> |
| 322 | ··<a·href="#specifications-for-functions"·class="hover-link"> | 322 | ··<a·href="#specifications-for-functions"·class="hover-link"> |
| 323 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 323 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 324 | ··</a> | 324 | ··</a> |
| 325 | ··<span·class="text">Specifications·for·Functions</span> | 325 | ··<span·class="text">Specifications·for·Functions</span> |
| 326 | </h2> | 326 | </h2> |
| 327 | <p>A·specification·(or·contract)·for·a·function·is·given·using·the·<code·class="inline">-spec</code> | 327 | <p>A·specification·(or·contract)·for·a·function·is·given·using·the·<code·class="inline">-spec</code> |
| 328 | attribute.·The·general·format·is·as·follows:</p><pre><code·class="text">-spec·Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>An·implementation·of·the·function·with·the·same·name·<code·class="inline">Function</code>·must·exist·in | 328 | attribute.·The·general·format·is·as·follows:</p><pre><code·class="text">-spec·Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>An·implementation·of·the·function·with·the·same·name·<code·class="inline">Function</code>·must·exist·in |
| 329 | the·current·module,·and·the·arity·of·the·function·must·match·the·number·of | 329 | the·current·module,·and·the·arity·of·the·function·must·match·the·number·of |
| 330 | arguments,·otherwise·the·compilation·fails.</p><p>The·following·longer·format·with·module·name·is·also·valid·as·long·as·<code·class="inline">Module</code> | 330 | arguments,·otherwise·the·compilation·fails.</p><p>The·following·longer·format·with·module·name·is·also·valid·as·long·as·<code·class="inline">Module</code> |
| 331 | is·the·name·of·the·current·module.·This·can·be·useful·for·documentation | 331 | is·the·name·of·the·current·module.·This·can·be·useful·for·documentation |
| 332 | purposes.</p><pre><code·class="text">-spec·Module:Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>Also,·for·documentation·purposes,·argument·names·can·be·given:</p><pre><code·class="text">-spec·Function(ArgName1·::·Type1,·...,·ArgNameN·::·TypeN)·->·RT.</code></pre><p>A·function·specification·can·be·overloaded.·That·is,·it·can·have·several·types, | 332 | purposes.</p><pre><code·class="text">-spec·Module:Function(ArgType1,·...,·ArgTypeN)·->·ReturnType.</code></pre><p>Also,·for·documentation·purposes,·argument·names·can·be·given:</p><pre><code·class="text">-spec·Function(ArgName1·::·Type1,·...,·ArgNameN·::·TypeN)·->·RT.</code></pre><p>A·function·specification·can·be·overloaded.·That·is,·it·can·have·several·types, |
| 333 | separated·by·a·semicolon·(<code·class="inline">;</code>).·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 333 | separated·by·a·semicolon·(<code·class="inline">;</code>).·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="2753564503-1">(</span><span·class="n">T1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T2</span><span·class="p"·data-group-id="2753564503-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">T3</span><span·class="p">;</span><span·class="w"> |
| 334 | ·········</span><span·class="p"·data-group-id=" | 334 | ·········</span><span·class="p"·data-group-id="2753564503-2">(</span><span·class="n">T4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T5</span><span·class="p"·data-group-id="2753564503-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">T6</span><span·class="p">.</span></code></pre><p>A·current·restriction,·which·currently·results·in·a·warning·by·Dialyzer,·is·that |
| 335 | the·domains·of·the·argument·types·cannot·overlap.·For·example,·the·following | 335 | the·domains·of·the·argument·types·cannot·overlap.·For·example,·the·following |
| 336 | specification·results·in·a·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="3579882301-1">(</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="3579882301-2">(</span><span·class="p"·data-group-id="3579882301-2">)</span><span·class="p"·data-group-id="3579882301-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="3579882301-3">(</span><span·class="p"·data-group-id="3579882301-3">)</span><span·class="p">;</span><span·class="w"> | ||
| 337 | ···· | 336 | specification·results·in·a·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="9203222896-1">(</span><span·class="[·...·truncated·by·diffoscope;·len:·438,·SHA:·6ef193e88a5db3f9bc118302a7e3a401f22b0c9aa3bf03da8313a9f1ed92c53e·...·] |
| 337 | ·········</span><span·class="p"·data-group-id="9203222896-4">(</span><span·class="nf">integer</span><span·class="p"·data-group-id="9203222896-5">(</span><span·class="p"·data-group-id="9203222896-5">)</span><span·class="p"·data-group-id="9203222896-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9203222896-6">(</span><span·class="p"·data-group-id="9203222896-6">)</span><span·class="p">.</span></code></pre><p>Type·variables·can·be·used·in·specifications·to·specify·relations·for·the·input | ||
| 338 | and·output·arguments·of·a·function.·For·example,·the·following·specification | 338 | and·output·arguments·of·a·function.·For·example,·the·following·specification |
| 339 | defines·the·type·of·a·polymorphic·identity·function:</p><pre><code·class="text">-spec·id(X)·->·X.</code></pre><p>Notice·that·the·above·specification·does·not·restrict·the·input·and·output·type | 339 | defines·the·type·of·a·polymorphic·identity·function:</p><pre><code·class="text">-spec·id(X)·->·X.</code></pre><p>Notice·that·the·above·specification·does·not·restrict·the·input·and·output·type |
| 340 | in·any·way.·These·types·can·be·constrained·by·guard-like·subtype·constraints·and | 340 | in·any·way.·These·types·can·be·constrained·by·guard-like·subtype·constraints·and |
| 341 | provide·bounded·quantification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 341 | provide·bounded·quantification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id="2538060017-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="2538060017-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·[·...·truncated·by·diffoscope;·len:·261,·SHA:·b4f3e622d7a3bbd31d64209626230dfdabbe67d35c5c332241807cff4a7ef267·...·]-2">)</span><span·class="p">.</span></code></pre><p>Currently,·the·<code·class="inline">::</code>·constraint·(read·as·"is·a·subtype·of")·is·the·only·guard |
| 342 | constraint·that·can·be·used·in·the·<code·class="inline">when</code>·part·of·a·<code·class="inline">-spec</code>·attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·above·function·specification·uses·multiple·occurrences·of·the·same·type | 342 | constraint·that·can·be·used·in·the·<code·class="inline">when</code>·part·of·a·<code·class="inline">-spec</code>·attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·above·function·specification·uses·multiple·occurrences·of·the·same·type |
| 343 | variable.·That·provides·more·type·information·than·the·following·function | 343 | variable.·That·provides·more·type·information·than·the·following·function |
| 344 | specification,·where·the·type·variables·are·missing:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 344 | specification,·where·the·type·variables·are·missing:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">id</span><span·class="p"·data-group-id="5730611698-1">(</span><span·class="nf">tuple</span><span·class="p"·data-group-id="5730611698-2">(</span><span·class="p"·data-group-id="5730611698-2">)</span><span·class="p"·data-group-id="5730611698-1">)</span><span·class="w">·</span><span·class="p">-><[·...·truncated·by·diffoscope;·len:·153,·SHA:·63cbce19ba703c515a3c843ff0ef248697b0a63621e3e8a5139fc4ddee99caf2·...·]-3">)</span><span·class="p">.</span></code></pre><p>The·latter·specification·says·that·the·function·takes·some·tuple·and·returns |
| 345 | some·tuple.·The·specification·with·the·<code·class="inline">X</code>·type·variable·specifies·that·the | 345 | some·tuple.·The·specification·with·the·<code·class="inline">X</code>·type·variable·specifies·that·the |
| 346 | function·takes·a·tuple·and·returns·<em>the·same</em>·tuple.</p><p>However,·it·is·up·to·the·tools·that·process·the·specifications·to·choose | 346 | function·takes·a·tuple·and·returns·<em>the·same</em>·tuple.</p><p>However,·it·is·up·to·the·tools·that·process·the·specifications·to·choose |
| 347 | whether·to·take·this·extra·information·into·account·or·not.</p></section><p>The·scope·of·a·<code·class="inline">::</code>·constraint·is·the·<code·class="inline">(...)·->·RetType</code>·specification·after | 347 | whether·to·take·this·extra·information·into·account·or·not.</p></section><p>The·scope·of·a·<code·class="inline">::</code>·constraint·is·the·<code·class="inline">(...)·->·RetType</code>·specification·after |
| 348 | which·it·appears.·To·avoid·confusion,·it·is·suggested·that·different·variables | 348 | which·it·appears.·To·avoid·confusion,·it·is·suggested·that·different·variables |
| 349 | are·used·in·different·constituents·of·an·overloaded·contract,·as·shown·in·the | 349 | are·used·in·different·constituents·of·an·overloaded·contract,·as·shown·in·the |
| 350 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="8708231565-1">(</span><span·class="p"·data-group-id="8708231565-2">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8708231565-3">(</span><span·class="p"·data-group-id="8708231565-3">)</span><span·class="p"·data-group-id="8708231565-2">}</span><span·class="p"·data-group-id="8708231565-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="8708231565-4">(</span><span·class="p"·data-group-id="8708231565-4">)</span><span·class="p">;</span><span·class="w"> | ||
| 351 | · | 350 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="8995916958-1">(</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·807,·SHA:·743a5bbffa7ac150e99f64d3911ab7604b6b9e67ee11be511a8a2e3d594cced5·...·] |
| 351 | ·········</span><span·class="p"·data-group-id="8995916958-5">(</span><span·class="p"·data-group-id="8995916958-6">[</span><span·class="n">Y</span><span·class="p"·data-group-id="8995916958-6">]</span><span·class="p"·data-group-id="8995916958-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">number</span><span·class="p"·data-group-id="8995916958-7">(</span><span·class="p"·data-group-id="8995916958-7">)</span><span·class="p">.</span></code></pre><p>Some·functions·in·Erlang·are·not·meant·to·return;·either·because·they·define | ||
| 352 | servers·or·because·they·are·used·to·throw·exceptions,·as·in·the·following | 352 | servers·or·because·they·are·used·to·throw·exceptions,·as·in·the·following |
| 353 | function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_error</span><span·class="p"·data-group-id=" | 353 | function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_error</span><span·class="p"·data-group-id="9281287940-1">(</span><span·class="n">Err</span><span·class="p"·data-group-id="9281287940-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">throw</span><span·class="p"·data-group-id="9281287940-2">(</sp[·...·truncated·by·diffoscope;·len:·253,·SHA:·6acf3b115113ac3d27eee44a130f01595bf49f2645f3df5587e21d2b588e6d72·...·]-2">)</span><span·class="p">.</span></code></pre><p>For·such·functions,·it·is·recommended·to·use·the·special·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:no_return/0"><code·class="inline">no_return/0</code></a>·type |
| 354 | for·their·"return",·through·a·contract·of·the·following·form:</p><pre><code·class="text">-spec·my_error(term())·->·no_return().</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Erlang·uses·the·shorthand·version·<code·class="inline">_</code>·as·an·anonymous·type·variable·equivalent | 354 | for·their·"return",·through·a·contract·of·the·following·form:</p><pre><code·class="text">-spec·my_error(term())·->·no_return().</code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Erlang·uses·the·shorthand·version·<code·class="inline">_</code>·as·an·anonymous·type·variable·equivalent |
| 355 | to·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a>·or·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a>.·For·example,·the·following·function</p><pre><code·class="text">-spec·Function(string(),·_)·->·string().</code></pre><p>is·equivalent·to:</p><pre><code·class="text">-spec·Function(string(),·any())·->·string().</code></pre></section> | 355 | to·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:term/0"><code·class="inline">term/0</code></a>·or·<a·href="../../erts-15.2.3/doc/html/erlang.html#t:any/0"><code·class="inline">any/0</code></a>.·For·example,·the·following·function</p><pre><code·class="text">-spec·Function(string(),·_)·->·string().</code></pre><p>is·equivalent·to:</p><pre><code·class="text">-spec·Function(string(),·any())·->·string().</code></pre></section> |
| 356 | </div> | 356 | </div> |
| 357 | <div·class="bottom-actions"·id="bottom-actions"> | 357 | <div·class="bottom-actions"·id="bottom-actions"> |
| 358 | ··<div·class="bottom-actions-item"> | 358 | ··<div·class="bottom-actions-item"> |
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| 215 | ······<p·class="built-using"> | 215 | ······<p·class="built-using"> |
| 216 | ········Built·using | 216 | ········Built·using |
| 217 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 217 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 218 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 218 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 219 | ······</p> | 219 | ······</p> |
| 220 | <p>Copyright·©·1996-202 | 220 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 221 | ····</footer> | 221 | ····</footer> |
| 222 | ··</div> | 222 | ··</div> |
| 223 | </main> | 223 | </main> |
| 224 | </div> | 224 | </div> |
| 225 | <script> | 225 | <script> |
| 226 | ··function·mermaidLoaded()·{ | 226 | ··function·mermaidLoaded()·{ |
| 227 | ····mermaid.initialize({ | 227 | ····mermaid.initialize({ |
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| 329 | ······<p·class="built-using"> | 329 | ······<p·class="built-using"> |
| 330 | ········Built·using | 330 | ········Built·using |
| 331 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 331 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 332 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 332 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 333 | ······</p> | 333 | ······</p> |
| 334 | <p>Copyright·©·1996-202 | 334 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 335 | ····</footer> | 335 | ····</footer> |
| 336 | ··</div> | 336 | ··</div> |
| 337 | </main> | 337 | </main> |
| 338 | </div> | 338 | </div> |
| 339 | <script> | 339 | <script> |
| 340 | ··function·mermaidLoaded()·{ | 340 | ··function·mermaidLoaded()·{ |
| 341 | ····mermaid.initialize({ | 341 | ····mermaid.initialize({ |
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| 149 | occurrences·of·<code·class="inline">maybe</code>·without·quotes.</p><p><a·href=""·id="float_matching"></a></p><h3·id="0-0-and-0-0-will-no-longer-be-exactly-equal"·class="section-heading"> | 149 | occurrences·of·<code·class="inline">maybe</code>·without·quotes.</p><p><a·href=""·id="float_matching"></a></p><h3·id="0-0-and-0-0-will-no-longer-be-exactly-equal"·class="section-heading"> |
| 150 | ··<a·href="#0-0-and-0-0-will-no-longer-be-exactly-equal"·class="hover-link"> | 150 | ··<a·href="#0-0-and-0-0-will-no-longer-be-exactly-equal"·class="hover-link"> |
| 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 152 | ··</a> | 152 | ··</a> |
| 153 | ··<span·class="text">0.0·and·-0.0·will·no·longer·be·exactly·equal</span> | 153 | ··<span·class="text">0.0·and·-0.0·will·no·longer·be·exactly·equal</span> |
| 154 | </h3> | 154 | </h3> |
| 155 | <p>Currently,·the·floating·point·numbers·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·have·distinct·internal | 155 | <p>Currently,·the·floating·point·numbers·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·have·distinct·internal |
| 156 | representations.·That·can·be·seen·if·they·are·converted·to·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="6 | 156 | representations.·That·can·be·seen·if·they·are·converted·to·binaries:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="6861352602-1"><<</span><span·class="mf">0.0</span><span·class="o">/</span><span·class="nb">float</span><span·class="p"·data-group-id="6861352602-1">>></span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id="6 | 157 | </span><span·class="p"·data-group-id="6861352602-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·c[·...·truncated·by·diffoscope;·len:·181,·SHA:·e610d08ccd4576f0626056050e4904ea65f56e3dc7ce9a2fcf35e17e13a1162a·...·]-2">>></span><span·class="gp·unselectable"> |
| 158 | 2>·</span><span·class="p"·data-group-id="6 | 158 | 2>·</span><span·class="p"·data-group-id="6861352602-3"><<</span><span·class="o">-</span><span·class="mf">0.0</span><span·class="o">/</span><span·class="nb">float</span><span·class="p"·data-group-id="6861352602-3">>></span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id="6 | 159 | </span><span·class="p"·data-group-id="6861352602-4"><<</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span[·...·truncated·by·diffoscope;·len:·183,·SHA:·4dcf2afbe27e5098cbfaec8763323b504a984ef41abce04e14eb9af72ca131ab·...·]-4">>></span></code></pre><p>However,·when·they·are·matched·against·each·other·or·compared·using·the·<code·class="inline">=:=</code> |
| 160 | operator,·they·are·considered·to·be·equal.·Thus,·<code·class="inline">0.0·=:=·-0.0</code>·currently | 160 | operator,·they·are·considered·to·be·equal.·Thus,·<code·class="inline">0.0·=:=·-0.0</code>·currently |
| 161 | returns·<code·class="inline">true</code>.</p><p>In·Erlang/OTP·27,·<code·class="inline">0.0·=:=·-0.0</code>·will·return·<code·class="inline">false</code>,·and·matching·<code·class="inline">0.0</code>·against | 161 | returns·<code·class="inline">true</code>.</p><p>In·Erlang/OTP·27,·<code·class="inline">0.0·=:=·-0.0</code>·will·return·<code·class="inline">false</code>,·and·matching·<code·class="inline">0.0</code>·against |
| 162 | <code·class="inline">-0.0</code>·will·fail.·When·used·as·map·keys,·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·will·be·considered·to | 162 | <code·class="inline">-0.0</code>·will·fail.·When·used·as·map·keys,·<code·class="inline">0.0</code>·and·<code·class="inline">-0.0</code>·will·be·considered·to |
| 163 | be·distinct.</p><p>The·<code·class="inline">==</code>·operator·will·continue·to·return·<code·class="inline">true</code>·for·<code·class="inline">0.0·==·-0.0</code>.</p><p>To·help·to·find·code·that·might·need·to·be·revised,·in·OTP·27·there·will·be·a | 163 | be·distinct.</p><p>The·<code·class="inline">==</code>·operator·will·continue·to·return·<code·class="inline">true</code>·for·<code·class="inline">0.0·==·-0.0</code>.</p><p>To·help·to·find·code·that·might·need·to·be·revised,·in·OTP·27·there·will·be·a |
| 164 | new·compiler·warning·when·matching·against·<code·class="inline">0.0</code>·or·comparing·to·that·value | 164 | new·compiler·warning·when·matching·against·<code·class="inline">0.0</code>·or·comparing·to·that·value |
| 165 | using·the·<code·class="inline">=:=</code>·operator.·The·warning·can·be·suppressed·by·matching·against | 165 | using·the·<code·class="inline">=:=</code>·operator.·The·warning·can·be·suppressed·by·matching·against |
| 166 | <code·class="inline">+0.0</code>·instead·of·<code·class="inline">0.0</code>.</p><p>We·plan·to·introduce·the·same·warning·in·OTP·26.1,·but·by·default·it·will·be | 166 | <code·class="inline">+0.0</code>·instead·of·<code·class="inline">0.0</code>.</p><p>We·plan·to·introduce·the·same·warning·in·OTP·26.1,·but·by·default·it·will·be |
| 167 | disabled.</p><p><a·href=""·id="singleton_typevars"></a></p><h3·id="singleton-type-variables-will-become-a-compile-time-error"·class="section-heading"> | 167 | disabled.</p><p><a·href=""·id="singleton_typevars"></a></p><h3·id="singleton-type-variables-will-become-a-compile-time-error"·class="section-heading"> |
| 168 | ··<a·href="#singleton-type-variables-will-become-a-compile-time-error"·class="hover-link"> | 168 | ··<a·href="#singleton-type-variables-will-become-a-compile-time-error"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Singleton·type·variables·will·become·a·compile-time·error</span> | 171 | ··<span·class="text">Singleton·type·variables·will·become·a·compile-time·error</span> |
| 172 | </h3> | 172 | </h3> |
| 173 | <p>Before·Erlang/OTP·26,·the·compiler·would·silenty·accept·the·following·spec:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 173 | <p>Before·Erlang/OTP·26,·the·compiler·would·silenty·accept·the·following·spec:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id="5175383665-1">(</span><span·class="n">Opts</span><span·class="p"·data-group-id="5175383665-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="5175383665-2">(</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·d2edf5aa29b969c61e5556a4008defd4e16766f8791a5018e7151c1912d95e64·...·]-2">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 174 | ····</span><span·class="n">Opts</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="n">Opts</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="5175383665-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Unknown</span><span·class="p"·data-group-id="5175383665-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·196,·SHA:·099215310b7c33f342b346fb26196b55bfa273f5664d157c942b8741556e73a9·...·]-4">}</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">f</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">f</span><span·class="p"·data-group-id="5175383665-5">(</span><span·class="p">_</span><span·class="p"·data-group-id="5175383665-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p>In·OTP·26,·the·compiler·emits·a·warning·pointing·out·that·the·type·variable |
| 176 | <code·class="inline">Unknown</code>·is·unbound:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">t</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">6</span><span·class="p">:</span><span·class="mi">18</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">variable</span><span·class="w">·</span><span·class="ss">'Unknown'</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="nf">once</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | <code·class="inline">Unknown</code>·is·unbound:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">t</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">6</span><span·class="p">:</span><span·class="mi">18</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">variable</span><span·class="w">·</span><span·class="ss">'Unknown'</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">used</span><span·class="w">·</span><span·class="nf">once</span><span·class="w">·</span><span·class="p"·data-group-id="8993802069-1">(</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">unbound</span><span·class="p"·data-group-id="8993802069-1">)</span><span·class="w"> |
| 177 | </span><span·class="c1">%····6|·····Opts·::·{ok,·Unknown}·|·{error,·Unknown}.</span><span·class="w"> | 177 | </span><span·class="c1">%····6|·····Opts·::·{ok,·Unknown}·|·{error,·Unknown}.</span><span·class="w"> |
| 178 | </span><span·class="c1">%·····|··················^</span></code></pre><p>In·OTP·27,·that·warning·will·become·an·error.</p><p><a·href=""·id="escripts_will_be_compiled"></a></p><h3·id="escripts-will-be-compiled-by-default"·class="section-heading"> | 178 | </span><span·class="c1">%·····|··················^</span></code></pre><p>In·OTP·27,·that·warning·will·become·an·error.</p><p><a·href=""·id="escripts_will_be_compiled"></a></p><h3·id="escripts-will-be-compiled-by-default"·class="section-heading"> |
| 179 | ··<a·href="#escripts-will-be-compiled-by-default"·class="hover-link"> | 179 | ··<a·href="#escripts-will-be-compiled-by-default"·class="hover-link"> |
| 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 181 | ··</a> | 181 | ··</a> |
| 182 | ··<span·class="text">Escripts·will·be·compiled·by·default</span> | 182 | ··<span·class="text">Escripts·will·be·compiled·by·default</span> |
| 183 | </h3> | 183 | </h3> |
| 184 | <p>Escripts·will·be·compiled·by·default·instead·of·interpreted.·That·means·that·the | 184 | <p>Escripts·will·be·compiled·by·default·instead·of·interpreted.·That·means·that·the |
| 185 | <code·class="inline">compiler</code>·application·must·be·available.</p><p>The·old·behavior·of·interpreting·escripts·can·be·restored·by·adding·the | 185 | <code·class="inline">compiler</code>·application·must·be·available.</p><p>The·old·behavior·of·interpreting·escripts·can·be·restored·by·adding·the |
| 186 | following·line·to·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id=" | 186 | following·line·to·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id="3297309068-1">(</span><span·class="ss">interpret</span><span·class="p"·data-group-id="3297309068-1">)</span><span·class="p">.</span></code></pre><p>In·OTP·28,·support·for·interpreting·an·escript·will·be·removed.</p><h3·id="code_path_choice-will-default-to-strict"·class="section-heading"> |
| 187 | ··<a·href="#code_path_choice-will-default-to-strict"·class="hover-link"> | 187 | ··<a·href="#code_path_choice-will-default-to-strict"·class="hover-link"> |
| 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 189 | ··</a> | 189 | ··</a> |
| 190 | ··<span·class="text">-code_path_choice·will·default·to·strict</span> | 190 | ··<span·class="text">-code_path_choice·will·default·to·strict</span> |
| 191 | </h3> | 191 | </h3> |
| 192 | <p>This·command·line·option·controls·if·paths·given·in·the·command·line,·boot | 192 | <p>This·command·line·option·controls·if·paths·given·in·the·command·line,·boot |
| 193 | scripts,·and·the·code·server·should·be·interpreted·as·is·strict·or·relaxed.</p><p>OTP·26·and·earlier·defaults·to·<code·class="inline">relaxed</code>,·which·means·<code·class="inline">-pa·myapp/ebin</code>·would | 193 | scripts,·and·the·code·server·should·be·interpreted·as·is·strict·or·relaxed.</p><p>OTP·26·and·earlier·defaults·to·<code·class="inline">relaxed</code>,·which·means·<code·class="inline">-pa·myapp/ebin</code>·would |
| Offset 231, 18 lines modified | Offset 231, 18 lines modified | ||
| 231 | " | 231 | " |
| 232 | String·Content | 232 | String·Content |
| 233 | " | 233 | " |
| 234 | %% | 234 | %% |
| 235 | %%·In·OTP·27·it·is·instead·interpreted·as·a | 235 | %%·In·OTP·27·it·is·instead·interpreted·as·a |
| 236 | %%·Triple-Quoted·String·equivalent·to | 236 | %%·Triple-Quoted·String·equivalent·to |
| 237 | "String·Content"</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="s">""</span><span·class="s">""</span><span·class="w"> | 237 | "String·Content"</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="s">""</span><span·class="s">""</span><span·class="w"> |
| 238 | </span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 238 | </span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="1523883898-1">(</span><span·class="p"·data-group-id="1523883898-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 239 | </span><span·class="s">""</span><span·class="s">""</span><span·class="w"> | 239 | </span><span·class="s">""</span><span·class="s">""</span><span·class="w"> |
| 240 | </span><span·class="c1">%%·Became</span><span·class="w"> | 240 | </span><span·class="c1">%%·Became</span><span·class="w"> |
| 241 | </span><span·class="s">""</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 241 | </span><span·class="s">""</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="1523883898-2">(</span><span·class="p"·data-group-id="1523883898-2">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">""</span><span·class="w"> |
| 242 | </span><span·class="c1">%%</span><span·class="w"> | 242 | </span><span·class="c1">%%</span><span·class="w"> |
| 243 | </span><span·class="c1">%%·In·OTP·27·it·is·instead·interpreted·as·a</span><span·class="w"> | 243 | </span><span·class="c1">%%·In·OTP·27·it·is·instead·interpreted·as·a</span><span·class="w"> |
| 244 | </span><span·class="c1">%%·Triple-Quoted·String·(triple-or-more)·equivalent·to</span><span·class="w"> | 244 | </span><span·class="c1">%%·Triple-Quoted·String·(triple-or-more)·equivalent·to</span><span·class="w"> |
| 245 | </span><span·class="s">"++·foo()·++"</span></code></pre><p>From·Erlang/OTP·26.1·up·to·27.0·the·compiler·issues·a·warning·for·a·sequence·of | 245 | </span><span·class="s">"++·foo()·++"</span></code></pre><p>From·Erlang/OTP·26.1·up·to·27.0·the·compiler·issues·a·warning·for·a·sequence·of |
| 246 | 3·or·more·double-quote·characters·since·that·is·almost·certainly·a·mistake·or | 246 | 3·or·more·double-quote·characters·since·that·is·almost·certainly·a·mistake·or |
| 247 | something·like·a·result·of·bad·automatic·code·generation.·If·a·users·gets·that | 247 | something·like·a·result·of·bad·automatic·code·generation.·If·a·users·gets·that |
| 248 | warning,·the·code·should·be·corrected·for·example·by·inserting·appropriate | 248 | warning,·the·code·should·be·corrected·for·example·by·inserting·appropriate |
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| 358 | ······<p·class="built-using"> | 358 | ······<p·class="built-using"> |
| 359 | ········Built·using | 359 | ········Built·using |
| 360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 362 | ······</p> | 362 | ······</p> |
| 363 | <p>Copyright·©·1996-202 | 363 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 364 | ····</footer> | 364 | ····</footer> |
| 365 | ··</div> | 365 | ··</div> |
| 366 | </main> | 366 | </main> |
| 367 | </div> | 367 | </div> |
| 368 | <script> | 368 | <script> |
| 369 | ··function·mermaidLoaded()·{ | 369 | ··function·mermaidLoaded()·{ |
| 370 | ····mermaid.initialize({ | 370 | ····mermaid.initialize({ |
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| 42 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 42 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 43 | dist/lato-latin-400-normal-W7754I4D.woff2 | 43 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 44 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 44 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 45 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 45 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 46 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 46 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 47 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 47 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 48 | dist/remixicon-NKANDIL5.woff2 | 48 | dist/remixicon-NKANDIL5.woff2 |
| 49 | dist/search_data- | 49 | dist/search_data-33F5F831.js |
| 50 | dist/sidebar_items-BBBF66AC.js | 50 | dist/sidebar_items-BBBF66AC.js |
| 51 | driver.html | 51 | driver.html |
| 52 | driver_entry.html | 52 | driver_entry.html |
| 53 | epmd_cmd.html | 53 | epmd_cmd.html |
| 54 | erl_cmd.html | 54 | erl_cmd.html |
| 55 | erl_dist_protocol.html | 55 | erl_dist_protocol.html |
| 56 | erl_driver.html | 56 | erl_driver.html |
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| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
| 146 | ··</div> | 146 | ··</div> |
| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
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| 512 | ······<p·class="built-using"> | 512 | ······<p·class="built-using"> |
| 513 | ········Built·using | 513 | ········Built·using |
| 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 516 | ······</p> | 516 | ······</p> |
| 517 | <p>Copyright·©·1996-202 | 517 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 518 | ····</footer> | 518 | ····</footer> |
| 519 | ··</div> | 519 | ··</div> |
| 520 | </main> | 520 | </main> |
| 521 | </div> | 521 | </div> |
| 522 | <script> | 522 | <script> |
| 523 | ··function·mermaidLoaded()·{ | 523 | ··function·mermaidLoaded()·{ |
| 524 | ····mermaid.initialize({ | 524 | ····mermaid.initialize({ |
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| 202 | ······<p·class="built-using"> | 202 | ······<p·class="built-using"> |
| 203 | ········Built·using | 203 | ········Built·using |
| 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 206 | ······</p> | 206 | ······</p> |
| 207 | <p>Copyright·©·1996-202 | 207 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 208 | ····</footer> | 208 | ····</footer> |
| 209 | ··</div> | 209 | ··</div> |
| 210 | </main> | 210 | </main> |
| 211 | </div> | 211 | </div> |
| 212 | <script> | 212 | <script> |
| 213 | ··function·mermaidLoaded()·{ | 213 | ··function·mermaidLoaded()·{ |
| 214 | ····mermaid.initialize({ | 214 | ····mermaid.initialize({ |
| Offset 237, 50 lines modified | Offset 237, 50 lines modified | ||
| 237 | <code·class="inline">uds_dist</code>·example·using·a·port·driver·written·in·C,·<code·class="inline">erl_uds_dist</code>·is·written | 237 | <code·class="inline">uds_dist</code>·example·using·a·port·driver·written·in·C,·<code·class="inline">erl_uds_dist</code>·is·written |
| 238 | entirely·in·Erlang.</p><h3·id="exported-callback-functions"·class="section-heading"> | 238 | entirely·in·Erlang.</p><h3·id="exported-callback-functions"·class="section-heading"> |
| 239 | ··<a·href="#exported-callback-functions"·class="hover-link"> | 239 | ··<a·href="#exported-callback-functions"·class="hover-link"> |
| 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 241 | ··</a> | 241 | ··</a> |
| 242 | ··<span·class="text">Exported·Callback·Functions</span> | 242 | ··<span·class="text">Exported·Callback·Functions</span> |
| 243 | </h3> | 243 | </h3> |
| 244 | <p>The·following·functions·are·mandatory:</p><ul><li><pre·id="listen"><code·class="makeup·erlang"·translate="no"><span·class="nf">listen</span><span·class="p"·data-group-id=" | 244 | <p>The·following·functions·are·mandatory:</p><ul><li><pre·id="listen"><code·class="makeup·erlang"·translate="no"><span·class="nf">listen</span><span·class="p"·data-group-id="2612390483-1">(</span><span·class="n">Name</span><span·class="p"·data-group-id="2612390483-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 245 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id=" | 245 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id="2612390483-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2612390483-3">{</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Address</span>[·...·truncated·by·diffoscope;·len:·455,·SHA:·56ffcb4d43640e86d8846b2b3cfde539a142bf80be75b8752842e3ec4e063891·...·]3-4">}</span><span·class="w"> |
| 246 | </span><span·class="nf">listen</span><span·class="p"·data-group-id=" | 246 | </span><span·class="nf">listen</span><span·class="p"·data-group-id="2612390483-5">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="n">Host</span><span·class="p"·data-group-id="2612390483-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 247 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id=" | 247 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id="2612390483-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2612390483-7">{</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Address</span>[·...·truncated·by·diffoscope;·len:·455,·SHA:·f4b5c7b20a15c0d199826169e06bf54a76266e3effc1ac82c8a7e86133b19e8d·...·]3-8">}</span></code></pre><p><code·class="inline">listen/2</code>·is·called·once·in·order·to·listen·for·incoming·connection·requests. |
| 248 | The·call·is·made·when·the·distribution·is·brought·up.·The·argument·<code·class="inline">Name</code>·is | 248 | The·call·is·made·when·the·distribution·is·brought·up.·The·argument·<code·class="inline">Name</code>·is |
| 249 | the·part·of·the·node·name·before·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·can·be | 249 | the·part·of·the·node·name·before·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·can·be |
| 250 | either·an·atom·or·a·string.·The·argument·<code·class="inline">Host</code>·is·the·part·of·the·node·name | 250 | either·an·atom·or·a·string.·The·argument·<code·class="inline">Host</code>·is·the·part·of·the·node·name |
| 251 | after·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·is·always·a·string.</p><p>The·return·value·consists·of·a·<code·class="inline">Listen</code>·handle·(which·is·later·passed·to·the | 251 | after·the·<code·class="inline">@</code>·sign·in·the·full·node·name.·It·is·always·a·string.</p><p>The·return·value·consists·of·a·<code·class="inline">Listen</code>·handle·(which·is·later·passed·to·the |
| 252 | <a·href="alt_dist.html#accept"><code·class="inline">accept/1</code></a>·callback),·<code·class="inline">Address</code>·which·is·a | 252 | <a·href="alt_dist.html#accept"><code·class="inline">accept/1</code></a>·callback),·<code·class="inline">Address</code>·which·is·a |
| 253 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·node·(the | 253 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·node·(the |
| 254 | <code·class="inline">#net_address{}</code>·record·is·defined·in·<code·class="inline">kernel/include/net_address.hrl</code>),·and | 254 | <code·class="inline">#net_address{}</code>·record·is·defined·in·<code·class="inline">kernel/include/net_address.hrl</code>),·and |
| 255 | <code·class="inline">Creation</code>·which·(currently)·is·an·integer·<code·class="inline">1</code>,·<code·class="inline">2</code>,·or·<code·class="inline">3</code>.</p><p>If·<a·href="epmd_cmd.html"><code·class="inline">epmd</code></a>·is·to·be·used·for·node·discovery,·you·typically·want | 255 | <code·class="inline">Creation</code>·which·(currently)·is·an·integer·<code·class="inline">1</code>,·<code·class="inline">2</code>,·or·<code·class="inline">3</code>.</p><p>If·<a·href="epmd_cmd.html"><code·class="inline">epmd</code></a>·is·to·be·used·for·node·discovery,·you·typically·want |
| 256 | to·use·the·<code·class="inline">erl_epmd</code>·module·(part·of·the·<code·class="inline">kernel</code>·application)·in·order·to | 256 | to·use·the·<code·class="inline">erl_epmd</code>·module·(part·of·the·<code·class="inline">kernel</code>·application)·in·order·to |
| 257 | register·the·listen·port·with·<code·class="inline">epmd</code>·and·retrieve·<code·class="inline">Creation</code>·to·use.</p></li><li><pre·id="address"><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id=" | 257 | register·the·listen·port·with·<code·class="inline">epmd</code>·and·retrieve·<code·class="inline">Creation</code>·to·use.</p></li><li><pre·id="address"><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id="9825077678-1">(</span><span·class="p"·data-group-id="9825077678-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 258 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">Address</span></code></pre><p><code·class="inline">address/0</code>·is·called·in·order·to·get·the·<code·class="inline">Address</code>·part·of·the | 258 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">Address</span></code></pre><p><code·class="inline">address/0</code>·is·called·in·order·to·get·the·<code·class="inline">Address</code>·part·of·the |
| 259 | <a·href="alt_dist.html#listen"><code·class="inline">listen/2</code></a>·function·without·creating·a·listen·socket. | 259 | <a·href="alt_dist.html#listen"><code·class="inline">listen/2</code></a>·function·without·creating·a·listen·socket. |
| 260 | All·fields·except·<code·class="inline">address</code>·have·to·be·set·in·the·returned·record</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id=" | 260 | All·fields·except·<code·class="inline">address</code>·have·to·be·set·in·the·returned·record</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">address</span><span·class="p"·data-group-id="3138789722-1">(</span><span·class="p"·data-group-id="3138789722-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | ····</span><span·class="p"·data-group-id=" | 261 | ····</span><span·class="p"·data-group-id="3138789722-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Host</span><span·class="p"·data-group-id="3138789722-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·173,·SHA:·aace78c7cf562d82e1525cdbc18929ac3f36e2f5cb25f20a271ea655d87be1dc·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 262 | ····</span><span·class="o">#</span><span·class="ss">net_address</span><span·class="p"·data-group-id=" | 262 | ····</span><span·class="o">#</span><span·class="ss">net_address</span><span·class="p"·data-group-id="3138789722-4">{</span><span·class="w">·</span><span·class="ss">host</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Host</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">protocol</span><sp[·...·truncated·by·diffoscope;·len:·611,·SHA:·70c9bd1355ed7e69558f3b92486219faa8244eabb134ec70a0bfe58def9a4837·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 263 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">AcceptorPid</span></code></pre><p><code·class="inline">accept/1</code>·should·spawn·a·process·that·accepts·connections.·This·process | 263 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">AcceptorPid</span></code></pre><p><code·class="inline">accept/1</code>·should·spawn·a·process·that·accepts·connections.·This·process |
| 264 | should·preferably·execute·on·<code·class="inline">max</code>·priority.·The·process·identifier·of·this | 264 | should·preferably·execute·on·<code·class="inline">max</code>·priority.·The·process·identifier·of·this |
| 265 | process·should·be·returned.</p><p>The·<code·class="inline">Listen</code>·argument·will·be·the·same·as·the·<code·class="inline">Listen</code>·handle·part·of·the | 265 | process·should·be·returned.</p><p>The·<code·class="inline">Listen</code>·argument·will·be·the·same·as·the·<code·class="inline">Listen</code>·handle·part·of·the |
| 266 | return·value·of·the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback·above. | 266 | return·value·of·the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback·above. |
| 267 | <code·class="inline">accept/1</code>·is·called·only·once·when·the·distribution·protocol·is·started.</p><p>The·caller·of·this·function·is·a·representative·for·<code·class="inline">net_kernel</code>·(this·may·or | 267 | <code·class="inline">accept/1</code>·is·called·only·once·when·the·distribution·protocol·is·started.</p><p>The·caller·of·this·function·is·a·representative·for·<code·class="inline">net_kernel</code>·(this·may·or |
| 268 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document | 268 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document |
| 269 | identified·as·<code·class="inline">Kernel</code>.·When·a·connection·has·been·accepted·by·the·acceptor | 269 | identified·as·<code·class="inline">Kernel</code>.·When·a·connection·has·been·accepted·by·the·acceptor |
| 270 | process,·it·needs·to·inform·<code·class="inline">Kernel</code>·about·the·accepted·connection.·This·is | 270 | process,·it·needs·to·inform·<code·class="inline">Kernel</code>·about·the·accepted·connection.·This·is |
| 271 | done·by·passing·a·message·on·the·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Kernel</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4 | 271 | done·by·passing·a·message·on·the·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Kernel</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4817959999-1">{</span><span·class="ss">accept</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AcceptorPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DistController</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·156,·SHA:·a517933b30b266a124e98dc1e1cb8fc52d999ebcb9d2599da034a1078818398f·...·]-1">}</span></code></pre><p><code·class="inline">DistController</code>·is·either·the·process·or·port·identifier·of·the·distribution |
| 272 | controller·for·the·connection.·The·distribution·controller·should·be·created | 272 | controller·for·the·connection.·The·distribution·controller·should·be·created |
| 273 | by·the·acceptor·processes·when·a·new·connection·is·accepted.·Its·job·is·to | 273 | by·the·acceptor·processes·when·a·new·connection·is·accepted.·Its·job·is·to |
| 274 | dispatch·traffic·on·the·connection.</p><p><code·class="inline">Kernel</code>·responds·with·one·of·the·following·messages:</p><ul><li><p><strong><code·class="inline">{Kernel,·controller,·SupervisorPid}</code></strong>·-·The·request·was·accepted·and | 274 | dispatch·traffic·on·the·connection.</p><p><code·class="inline">Kernel</code>·responds·with·one·of·the·following·messages:</p><ul><li><p><strong><code·class="inline">{Kernel,·controller,·SupervisorPid}</code></strong>·-·The·request·was·accepted·and |
| 275 | <code·class="inline">SupervisorPid</code>·is·the·process·identifier·of·the·connection·supervisor | 275 | <code·class="inline">SupervisorPid</code>·is·the·process·identifier·of·the·connection·supervisor |
| 276 | process·(which·is·created·in·the | 276 | process·(which·is·created·in·the |
| 277 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>·callback).</p></li><li><p><strong><code·class="inline">{Kernel,·unsupported_protocol}</code></strong>·-·The·request·was·rejected.·This·is·a | 277 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>·callback).</p></li><li><p><strong><code·class="inline">{Kernel,·unsupported_protocol}</code></strong>·-·The·request·was·rejected.·This·is·a |
| 278 | fatal·error.·The·acceptor·process·should·terminate.</p></li></ul><p>When·an·accept·sequence·has·been·completed·the·acceptor·process·is·expected·to | 278 | fatal·error.·The·acceptor·process·should·terminate.</p></li></ul><p>When·an·accept·sequence·has·been·completed·the·acceptor·process·is·expected·to |
| 279 | continue·accepting·further·requests.</p></li><li><pre·id="accept_connection"><code·class="makeup·erlang"·translate="no"><span·class="nf">accept_connection</span><span·class="p"·data-group-id=" | 279 | continue·accepting·further·requests.</p></li><li><pre·id="accept_connection"><code·class="makeup·erlang"·translate="no"><span·class="nf">accept_connection</span><span·class="p"·data-group-id="0410899809-1">(</span><span·class="n">AcceptorPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DistCtrl</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyNode</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·234b68236594c7d793dfa4de6f2b7ce1dcbfdd0994ed22308b6f58f1501a602b·...·]09-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 280 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">accept_connection/5</code>·should·spawn·a·process·that·will·perform·the·Erlang | 280 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">accept_connection/5</code>·should·spawn·a·process·that·will·perform·the·Erlang |
| 281 | distribution·handshake·for·the·connection.·If·the·handshake·successfully | 281 | distribution·handshake·for·the·connection.·If·the·handshake·successfully |
| 282 | completes·it·should·continue·to·function·as·a·connection·supervisor.·This | 282 | completes·it·should·continue·to·function·as·a·connection·supervisor.·This |
| 283 | process·should·preferably·execute·on·<code·class="inline">max</code>·priority·and·should·be·linked·to | 283 | process·should·preferably·execute·on·<code·class="inline">max</code>·priority·and·should·be·linked·to |
| 284 | the·caller.·The·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called | 284 | the·caller.·The·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called |
| 285 | to·get·spawn·options·suitable·for·this·process·which·can·be·passed·directly·to | 285 | to·get·spawn·options·suitable·for·this·process·which·can·be·passed·directly·to |
| 286 | <a·href="erlang.html#spawn_opt/4"><code·class="inline">erlang:spawn_opt/4</code></a>.·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·will·by·default | 286 | <a·href="erlang.html#spawn_opt/4"><code·class="inline">erlang:spawn_opt/4</code></a>.·<code·class="inline">dist_util:net_ticker_spawn_options()</code>·will·by·default |
| Offset 294, 15 lines modified | Offset 294, 15 lines modified | ||
| 294 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">Allowed</code></strong>·-·To·be·passed·along·to | 294 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">Allowed</code></strong>·-·To·be·passed·along·to |
| 295 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">SetupTime</code></strong>·-·Time·used·for·creating·a·setup·timer·by·a·call·to | 295 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li><li><p><strong><code·class="inline">SetupTime</code></strong>·-·Time·used·for·creating·a·setup·timer·by·a·call·to |
| 296 | <code·class="inline">dist_util:start_timer(SetupTime)</code>.·The·timer·should·be·passed·along·to | 296 | <code·class="inline">dist_util:start_timer(SetupTime)</code>.·The·timer·should·be·passed·along·to |
| 297 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li></ul><p>The·created·process·should·provide·callbacks·and·other·information·needed·for | 297 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>.</p></li></ul><p>The·created·process·should·provide·callbacks·and·other·information·needed·for |
| 298 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call | 298 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call |
| 299 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_other_started(HsData)</code>·will·perform·the·handshake·and·if | 299 | <code·class="inline">dist_util:handshake_other_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_other_started(HsData)</code>·will·perform·the·handshake·and·if |
| 300 | the·handshake·successfully·completes·this·process·will·then·continue·in·a | 300 | the·handshake·successfully·completes·this·process·will·then·continue·in·a |
| 301 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="setup"><code·class="makeup·erlang"·translate="no"><span·class="nf">setup</span><span·class="p"·data-group-id=" | 301 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="setup"><code·class="makeup·erlang"·translate="no"><span·class="nf">setup</span><span·class="p"·data-group-id="1935739151-1">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyNode</span><span·class="p">,</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·153,·SHA:·d629a342589c4dfbed3b4cde571d45f8a482fdc90a50b542057515c199487478·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 302 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">setup/5</code>·should·spawn·a·process·that·connects·to·<code·class="inline">Node</code>.·When·connection·has | 302 | </span><span·class="err"> </span><span·class="err"> </span><span·class="n">ConnectionSupervisorPid</span></code></pre><p><code·class="inline">setup/5</code>·should·spawn·a·process·that·connects·to·<code·class="inline">Node</code>.·When·connection·has |
| 303 | been·established·it·should·perform·the·Erlang·distribution·handshake·for·the | 303 | been·established·it·should·perform·the·Erlang·distribution·handshake·for·the |
| 304 | connection.·If·the·handshake·successfully·completes·it·should·continue·to | 304 | connection.·If·the·handshake·successfully·completes·it·should·continue·to |
| 305 | function·as·a·connection·supervisor.·This·process·should·preferably·execute·on | 305 | function·as·a·connection·supervisor.·This·process·should·preferably·execute·on |
| 306 | <code·class="inline">max</code>·priority·and·should·be·linked·to·the·caller.·The | 306 | <code·class="inline">max</code>·priority·and·should·be·linked·to·the·caller.·The |
| 307 | <code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called·to·get·spawn | 307 | <code·class="inline">dist_util:net_ticker_spawn_options()</code>·function·can·be·called·to·get·spawn |
| 308 | options·suitable·for·this·process·which·can·be·passed·directly·to | 308 | options·suitable·for·this·process·which·can·be·passed·directly·to |
| Offset 320, 23 lines modified | Offset 320, 23 lines modified | ||
| 320 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document | 320 | may·not·be·the·process·registered·as·<code·class="inline">net_kernel</code>)·and·is·in·this·document |
| 321 | identified·as·<code·class="inline">Kernel</code>.</p><p>This·function·should,·besides·spawning·the·connection·supervisor,·also·create | 321 | identified·as·<code·class="inline">Kernel</code>.</p><p>This·function·should,·besides·spawning·the·connection·supervisor,·also·create |
| 322 | a·distribution·controller.·The·distribution·controller·is·either·a·process·or | 322 | a·distribution·controller.·The·distribution·controller·is·either·a·process·or |
| 323 | a·port·which·is·responsible·for·dispatching·traffic.</p><p>The·created·process·should·provide·callbacks·and·other·information·needed·for | 323 | a·port·which·is·responsible·for·dispatching·traffic.</p><p>The·created·process·should·provide·callbacks·and·other·information·needed·for |
| 324 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call | 324 | the·handshake·in·a·<a·href="alt_dist.html#hs_data_record"><code·class="inline">#hs_data{}</code></a>·record·and·call |
| 325 | <code·class="inline">dist_util:handshake_we_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_we_started(HsData)</code>·will·perform·the·handshake·and·the | 325 | <code·class="inline">dist_util:handshake_we_started(HsData)</code>·with·this·record.</p><p><code·class="inline">dist_util:handshake_we_started(HsData)</code>·will·perform·the·handshake·and·the |
| 326 | handshake·successfully·completes·this·process·will·then·continue·in·a | 326 | handshake·successfully·completes·this·process·will·then·continue·in·a |
| 327 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="close"><code·class="makeup·erlang"·translate="no"><span·class="nf">close</span><span·class="p"·data-group-id=" | 327 | connection·supervisor·loop·as·long·as·the·connection·is·up.</p></li><li><pre·id="close"><code·class="makeup·erlang"·translate="no"><span·class="nf">close</span><span·class="p"·data-group-id="9642452623-1">(</span><span·class="n">Listen</span><span·class="p"·data-group-id="9642452623-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 328 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">void</span><span·class="p"·data-group-id=" | 328 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">void</span><span·class="p"·data-group-id="9642452623-2">(</span><span·class="p"·data-group-id="9642452623-2">)</span></code></pre><p>Called·in·order·to·close·the·<code·class="inline">Listen</code>·handle·that·originally·was·passed·from |
| 329 | the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.</p></li><li><pre·id="select"><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id=" | 329 | the·<a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.</p></li><li><pre·id="select"><code·class="makeup·erlang"·translate="no"><span·class="nf">select</span><span·class="p"·data-group-id="8012521213-1">(</span><span·class="n">NodeName</span><span·class="p"·data-group-id="8012521213-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 330 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">boolean</span><span·class="p"·data-group-id=" | 330 | </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">boolean</span><span·class="p"·data-group-id="8012521213-2">(</span><span·class="p"·data-group-id="8012521213-2">)</span></code></pre><p>Return·<code·class="inline">true</code>·if·the·host·name·part·of·the·<code·class="inline">NodeName</code>·is·valid·for·use·with |
| 331 | this·protocol;·otherwise,·<code·class="inline">false</code>.</p></li></ul><p>There·are·also·two·optional·functions·that·may·be·exported:</p><ul><li><pre·id="setopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">setopts</span><span·class="p"·data-group-id="1581652690-1">(</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opts</span><span·class="p"·data-group-id="1581652690-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 332 | 331 | this·protocol;·otherwise,·<code·class="inline">false</code>.</p></li></ul><p>There·are·also·two·optional·functions·that·may·be·exported:</p><ul><li><pre·id="setopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">setopts</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·262,·SHA:·08050d61ac519d3053b2d7be5ef7e521945ef713c411e62cd56dcc8dd31a4c00·...·] | |
| 332 | </span><span·class="err"> </span><span·class="err"> </span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8448502921-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p"·data-group-id="8448502921-2">}</span></code></pre><p>The·argument·<code·class="inline">Listen</code>·is·the·handle·originally·passed·from·the | ||
| 333 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of | 333 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of |
| 334 | options·to·set·on·future·connections.</p></li><li><pre·id="getopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">getopts</span><span·class="p"·data-group-id="7918869563-1">(</span><span·class="n">Listen</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opts</span><span·class="p"·data-group-id="7918869563-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 335 | 334 | options·to·set·on·future·connections.</p></li><li><pre·id="getopts"><code·class="makeup·erlang"·translate="no"><span·class="nf">getopts</span><span·class="p"·data-group-id="9633788387-1">(</span><span·class="n">Listen</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·164,·SHA:·ee85d5f59662ddd8fa5c1876625eec3824b8459cda186b1ec9dc2c1e7f64686d·...·] | |
| 335 | </span><span·class="err"> </span><span·class="err"> </span><span·class="p"·data-group-id="9633788387-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OptionValues</span><span·class="p"·data-group-id="9633788387-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="9633788387-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p"·data-group-id="9633788387-3">}</span></code></pre><p>The·argument·<code·class="inline">Listen</code>·is·the·handle·originally·passed·from·the | ||
| 336 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of | 336 | <a·href="alt_dist.html#listen"><code·class="inline">listen/1</code></a>·callback.·The·argument·<code·class="inline">Opts</code>·is·a·list·of |
| 337 | options·to·read·for·future·connections.</p></li></ul><p><a·href=""·id="hs_data_record"></a></p><h3·id="the-hs_data-record"·class="section-heading"> | 337 | options·to·read·for·future·connections.</p></li></ul><p><a·href=""·id="hs_data_record"></a></p><h3·id="the-hs_data-record"·class="section-heading"> |
| 338 | ··<a·href="#the-hs_data-record"·class="hover-link"> | 338 | ··<a·href="#the-hs_data-record"·class="hover-link"> |
| 339 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 339 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 340 | ··</a> | 340 | ··</a> |
| 341 | ··<span·class="text">The·#hs_data{}·Record</span> | 341 | ··<span·class="text">The·#hs_data{}·Record</span> |
| 342 | </h3> | 342 | </h3> |
| Offset 350, 44 lines modified | Offset 350, 44 lines modified | ||
| 350 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_other_node">other_node</code></strong>·-·Name·of·the·other·node.·This·field | 350 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_other_node">other_node</code></strong>·-·Name·of·the·other·node.·This·field |
| 351 | is·only·mandatory·when·this·node·initiates·the·connection.·That·is,·when | 351 | is·only·mandatory·when·this·node·initiates·the·connection.·That·is,·when |
| 352 | connection·is·set·up·via·<a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_this_node">this_node</code></strong>·-·The·node·name·of·this·node.</p></li><li><p><strong><code·class="inline"·id="hs_data_socket">socket</code></strong>·-·The·identifier·of·the·distribution | 352 | connection·is·set·up·via·<a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_this_node">this_node</code></strong>·-·The·node·name·of·this·node.</p></li><li><p><strong><code·class="inline"·id="hs_data_socket">socket</code></strong>·-·The·identifier·of·the·distribution |
| 353 | controller.</p></li><li><p><strong><code·class="inline"·id="hs_data_timer">timer</code></strong>·-·The·timer·created·using | 353 | controller.</p></li><li><p><strong><code·class="inline"·id="hs_data_timer">timer</code></strong>·-·The·timer·created·using |
| 354 | <code·class="inline">dist_util:start_timer/1</code>.</p></li><li><p><strong><code·class="inline"·id="hs_data_allowed">allowed</code></strong>·-·Information·passed·as·<code·class="inline">Allowed</code>·to | 354 | <code·class="inline">dist_util:start_timer/1</code>.</p></li><li><p><strong><code·class="inline"·id="hs_data_allowed">allowed</code></strong>·-·Information·passed·as·<code·class="inline">Allowed</code>·to |
| 355 | <code·class="inline">accept_connection/5</code>.·This·field·is·only·mandatory·when·the·remote·node | 355 | <code·class="inline">accept_connection/5</code>.·This·field·is·only·mandatory·when·the·remote·node |
| 356 | initiated·the·connection.·That·is,·when·the·connection·is·set·up·via | 356 | initiated·the·connection.·That·is,·when·the·connection·is·set·up·via |
| 357 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_send">f_send</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0270723698-1">(</span><span·class="n">DistCtrlr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="0270723698-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="0270723698-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p"·data-group-id="0270723698-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller·and·<code·class="inline">Data</code> | ||
| 358 | 357 | <a·href="alt_dist.html#accept_connection"><code·class="inline">accept_connection/5</code></a>.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_send">f_send</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·[·...·truncated·by·diffoscope;·len:·809,·SHA:·2aee4ae6acc0eca8e96a7f9da85b693f611ea94f819f975957077d18f3edcea4·...·] | |
| 358 | is·io·data·to·pass·to·the·other·side.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_recv">f_recv</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2952223004-1">(</span><span·class="n">DistCtrlr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Length</span><span·class="p"·data-group-id="2952223004-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="2952223004-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Packet</span><span·class="p"·data-group-id="2952223004-2">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="2952223004-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="2952223004-3">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·If | ||
| 359 | <code·class="inline">Length</code>·is·<code·class="inline">0</code>,·all·available·bytes·should·be·returned.·If·<code·class="inline">Length·>·0</code>, | 359 | <code·class="inline">Length</code>·is·<code·class="inline">0</code>,·all·available·bytes·should·be·returned.·If·<code·class="inline">Length·>·0</code>, |
| 360 | exactly·<code·class="inline">Length</code>·bytes·should·be·returned,·or·an·error;·possibly·discarding | 360 | exactly·<code·class="inline">Length</code>·bytes·should·be·returned,·or·an·error;·possibly·discarding |
| 361 | less·than·<code·class="inline">Length</code>·bytes·of·data·when·the·connection·is·closed·from·the·other | 361 | less·than·<code·class="inline">Length</code>·bytes·of·data·when·the·connection·is·closed·from·the·other |
| 362 | side.·It·is·used·for·passive·receive·of·data·from·the·other·end.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_pre_nodeup">f_setopts_pre_nodeup</code></strong>·-·A·fun·with·the | 362 | side.·It·is·used·for·passive·receive·of·data·from·the·other·end.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_pre_nodeup">f_setopts_pre_nodeup</code></strong>·-·A·fun·with·the |
| 363 | following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 363 | following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="9389328716-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="9389328716-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span[·...·truncated·by·diffoscope;·len:·222,·SHA:·71fc36b0b12a155b758c70a9a1a0ebda329aa9570c56fcdf7408e88fdc586641·...·]16-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·Called |
| 364 | just·before·the·distribution·channel·is·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_post_nodeup">f_setopts_post_nodeup</code></strong>·-·A·fun·with | 364 | just·before·the·distribution·channel·is·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_setopts_post_nodeup">f_setopts_post_nodeup</code></strong>·-·A·fun·with |
| 365 | the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 365 | the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="1812395611-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="1812395611-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span[·...·truncated·by·diffoscope;·len:·224,·SHA:·1f7a01755847ea9c79aa26b5e3f2ba95d5715b1865b2b6641efcc89d49094005·...·]-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·Called |
| 366 | just·after·distribution·channel·has·been·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_getll">f_getll</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 366 | just·after·distribution·channel·has·been·taken·up·for·normal·traffic.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_getll">f_getll</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="8300039269-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="8300039269-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">ID</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller·and·<code·class="inline">ID</code>·is |
| 367 | the·identifier·of·the·low·level·entity·that·handles·the·connection·(often | 367 | the·identifier·of·the·low·level·entity·that·handles·the·connection·(often |
| 368 | <code·class="inline">DistCtrlr</code>·itself).</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_address">f_address</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 368 | <code·class="inline">DistCtrlr</code>·itself).</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_f_address">f_address</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2650292298-1">(</span><span·class="n">DistCtrlr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="2650292298-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">NetAddress</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller,·<code·class="inline">Node</code>·is |
| 369 | the·node·name·of·the·node·on·the·other·end,·and·<code·class="inline">NetAddress</code>·is·a | 369 | the·node·name·of·the·node·on·the·other·end,·and·<code·class="inline">NetAddress</code>·is·a |
| 370 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·<code·class="inline">Node</code>·on | 370 | <code·class="inline">#net_address{}</code>·record·with·information·about·the·address·for·the·<code·class="inline">Node</code>·on |
| 371 | the·other·end·of·the·connection.·The·<code·class="inline">#net_address{}</code>·record·is·defined·in | 371 | the·other·end·of·the·connection.·The·<code·class="inline">#net_address{}</code>·record·is·defined·in |
| 372 | <code·class="inline">kernel/include/net_address.hrl</code>.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_tick">mf_tick</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 372 | <code·class="inline">kernel/include/net_address.hrl</code>.</p><p>Only·used·during·handshake·phase.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_tick">mf_tick</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2214538429-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="2214538429-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">void</span><span·class="p"·data-group-id="2214538429-2">[·...·truncated·by·diffoscope;·len:·49,·SHA:·9c1cc01106a6d78c944d8be0073466cc34cbe6d26098b7d7adce6b9619d4dd2f·...·]-2">)</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller.·This |
| 373 | function·should·send·information·over·the·connection·that·is·not·interpreted | 373 | function·should·send·information·over·the·connection·that·is·not·interpreted |
| 374 | by·the·other·end·while·increasing·the·statistics·of·received·packets·on·the | 374 | by·the·other·end·while·increasing·the·statistics·of·received·packets·on·the |
| 375 | other·end.·This·is·usually·implemented·by·sending·an·empty·packet.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for | 375 | other·end.·This·is·usually·implemented·by·sending·an·empty·packet.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for |
| 376 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_getstat">mf_getstat</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 376 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_mf_getstat">mf_getstat</code></strong>·-·A·fun·with·the·following·signature:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0573198141-1">(</span><span·class="n">DistCtrlr</span><span·class="p"·data-group-id="0573198141-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="0573198141-2">{</span><span·class="ss">ok</[·...·truncated·by·diffoscope;·len:·279,·SHA:·36aafe0c9608f6a3ce6a04783099bb83c453b138631870e81ab117c967f9ad86·...·]-2">}</span></code></pre><p>where·<code·class="inline">DistCtrlr</code>·is·the·identifier·of·the·distribution·controller,·<code·class="inline">Received</code> |
| 377 | is·received·packets,·<code·class="inline">Sent</code>·is·sent·packets,·and·<code·class="inline">PendSend</code>·is·amount·of·data | 377 | is·received·packets,·<code·class="inline">Sent</code>·is·sent·packets,·and·<code·class="inline">PendSend</code>·is·amount·of·data |
| 378 | in·queue·to·be·sent·(typically·in·bytes,·but·<code·class="inline">dist_util</code>·only·checks·whether | 378 | in·queue·to·be·sent·(typically·in·bytes,·but·<code·class="inline">dist_util</code>·only·checks·whether |
| 379 | the·value·is·non-zero·to·know·there·is·data·in·queue)·or·a·<a·href="erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a> | 379 | the·value·is·non-zero·to·know·there·is·data·in·queue)·or·a·<a·href="erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a> |
| 380 | indicating·whether·there·are·packets·in·queue·to·be·sent.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for | 380 | indicating·whether·there·are·packets·in·queue·to·be·sent.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>It·is·of·vital·importance·that·this·operation·does·not·block·the·caller·for |
| 381 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_request_type">request_type</code></strong>·-·The·request·<code·class="inline">Type</code>·as·passed·to | 381 | a·long·time.·This·since·it·is·called·from·the·connection·supervisor.</p></section><p>Used·when·connection·is·up.</p></li><li><p><strong><code·class="inline"·id="hs_data_request_type">request_type</code></strong>·-·The·request·<code·class="inline">Type</code>·as·passed·to |
| 382 | <a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.·This·is·only·mandatory·when·the·connection·has | 382 | <a·href="alt_dist.html#setup"><code·class="inline">setup/5</code></a>.·This·is·only·mandatory·when·the·connection·has |
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| 241 | ······<p·class="built-using"> | 241 | ······<p·class="built-using"> |
| 242 | ········Built·using | 242 | ········Built·using |
| 243 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 243 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 244 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 244 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 245 | ······</p> | 245 | ······</p> |
| 246 | <p>Copyright·©·1996-202 | 246 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 247 | ····</footer> | 247 | ····</footer> |
| 248 | ··</div> | 248 | ··</div> |
| 249 | </main> | 249 | </main> |
| 250 | </div> | 250 | </div> |
| 251 | <script> | 251 | <script> |
| 252 | ··function·mermaidLoaded()·{ | 252 | ··function·mermaidLoaded()·{ |
| 253 | ····mermaid.initialize({ | 253 | ····mermaid.initialize({ |
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| 641 | ······<p·class="built-using"> | 641 | ······<p·class="built-using"> |
| 642 | ········Built·using | 642 | ········Built·using |
| 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 645 | ······</p> | 645 | ······</p> |
| 646 | <p>Copyright·©·1996-202 | 646 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 647 | ····</footer> | 647 | ····</footer> |
| 648 | ··</div> | 648 | ··</div> |
| 649 | </main> | 649 | </main> |
| 650 | </div> | 650 | </div> |
| 651 | <script> | 651 | <script> |
| 652 | ··function·mermaidLoaded()·{ | 652 | ··function·mermaidLoaded()·{ |
| 653 | ····mermaid.initialize({ | 653 | ····mermaid.initialize({ |
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| 209 | they·have·to·follow·certain·restrictions.·The·convention·for·making | 209 | they·have·to·follow·certain·restrictions.·The·convention·for·making |
| 210 | this·clear·is·to·have·a·comment·above·the·function·that·explains·that | 210 | this·clear·is·to·have·a·comment·above·the·function·that·explains·that |
| 211 | the·function·is·transformed·by·YCF·(see·<code·class="inline">maps_values_1_helper</code>·in | 211 | the·function·is·transformed·by·YCF·(see·<code·class="inline">maps_values_1_helper</code>·in |
| 212 | <code·class="inline">erl_map.c</code>·for·an·example).·If·only·the·transformed·version·of·the | 212 | <code·class="inline">erl_map.c</code>·for·an·example).·If·only·the·transformed·version·of·the |
| 213 | function·is·used,·the·convention·is·to·"comment·out"·the·source·for·the | 213 | function·is·used,·the·convention·is·to·"comment·out"·the·source·for·the |
| 214 | function·by·surrounding·it·with·the·following·<code·class="inline">#ifdef</code>·(this·way,·one | 214 | function·by·surrounding·it·with·the·following·<code·class="inline">#ifdef</code>·(this·way,·one |
| 215 | will·not·get·warnings·about·unused·functions):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">#</span><span·class="ss">ifdef</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w"> | 215 | will·not·get·warnings·about·unused·functions):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">#</span><span·class="ss">ifdef</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w"> |
| 216 | </span><span·class="ss">void</span><span·class="w">·</span><span·class="nf">my_fun</span><span·class="p"·data-group-id=" | 216 | </span><span·class="ss">void</span><span·class="w">·</span><span·class="nf">my_fun</span><span·class="p"·data-group-id="6435442348-1">(</span><span·class="p"·data-group-id="6435442348-1">)</span><span·class="w">·</span><span·class="p"·data-group-id="6435442348-2">{</span><span·class="w"> |
| 217 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 217 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="p"·data-group-id=" | 218 | </span><span·class="p"·data-group-id="6435442348-2">}</span><span·class="w"> |
| 219 | </span><span·class="p">#</span><span·class="ss">endif</span><span·class="w">·</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span></code></pre><p>While·editing·the·function·one·can·define | 219 | </span><span·class="p">#</span><span·class="ss">endif</span><span·class="w">·</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span></code></pre><p>While·editing·the·function·one·can·define |
| 220 | <code·class="inline">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</code>·so·that·one·can·see·errors | 220 | <code·class="inline">INCLUDE_YCF_TRANSFORMED_ONLY_FUNCTIONS</code>·so·that·one·can·see·errors |
| 221 | and·warnings·in·the·non-transformed·source.</p><h3·id="where-to-place-ycf-transformed-functions"·class="section-heading"> | 221 | and·warnings·in·the·non-transformed·source.</p><h3·id="where-to-place-ycf-transformed-functions"·class="section-heading"> |
| 222 | ··<a·href="#where-to-place-ycf-transformed-functions"·class="hover-link"> | 222 | ··<a·href="#where-to-place-ycf-transformed-functions"·class="hover-link"> |
| 223 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 223 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 224 | ··</a> | 224 | ··</a> |
| 225 | ··<span·class="text">Where·to·Place·YCF·Transformed·Functions</span> | 225 | ··<span·class="text">Where·to·Place·YCF·Transformed·Functions</span> |
| Offset 365, 15 lines modified | Offset 365, 15 lines modified | ||
| 365 | ······<p·class="built-using"> | 365 | ······<p·class="built-using"> |
| 366 | ········Built·using | 366 | ········Built·using |
| 367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 369 | ······</p> | 369 | ······</p> |
| 370 | <p>Copyright·©·1996-202 | 370 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 371 | ····</footer> | 371 | ····</footer> |
| 372 | ··</div> | 372 | ··</div> |
| 373 | </main> | 373 | </main> |
| 374 | </div> | 374 | </div> |
| 375 | <script> | 375 | <script> |
| 376 | ··function·mermaidLoaded()·{ | 376 | ··function·mermaidLoaded()·{ |
| 377 | ····mermaid.initialize({ | 377 | ····mermaid.initialize({ |
| Offset 145, 26 lines modified | Offset 145, 26 lines modified | ||
| 145 | </h2> | 145 | </h2> |
| 146 | <p>The·code·is·loaded·very·similarly·to·how·it·is·loaded·for·the·interpreter.·Each·beam | 146 | <p>The·code·is·loaded·very·similarly·to·how·it·is·loaded·for·the·interpreter.·Each·beam |
| 147 | file·is·parsed·and·then·optimized·through·the·transformations·described·in | 147 | file·is·parsed·and·then·optimized·through·the·transformations·described·in |
| 148 | <a·href="beam_makeops.html#defining-transformation-rules">beam_makeops</a>.·The·transformations | 148 | <a·href="beam_makeops.html#defining-transformation-rules">beam_makeops</a>.·The·transformations |
| 149 | used·in·BeamAsm·are·much·simpler·than·the·interpreter's,·as·most·of·the | 149 | used·in·BeamAsm·are·much·simpler·than·the·interpreter's,·as·most·of·the |
| 150 | transformations·for·the·interpreter·are·done·only·to·eliminate·the·instruction | 150 | transformations·for·the·interpreter·are·done·only·to·eliminate·the·instruction |
| 151 | dispatch·overhead.</p><p>Then·each·instruction·is·encoded·using·the·C++·functions·in·the | 151 | dispatch·overhead.</p><p>Then·each·instruction·is·encoded·using·the·C++·functions·in·the |
| 152 | <code·class="inline">jit/$ARCH/instr_*.cpp</code>·files.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">void</span><span·class="w">·</span><span·class="n">BeamModuleAssembler</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">emit_is_nonempty_list</span><span·class="p"·data-group-id=" | 152 | <code·class="inline">jit/$ARCH/instr_*.cpp</code>·files.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">void</span><span·class="w">·</span><span·class="n">BeamModuleAssembler</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">emit_is_nonempty_list</span><span·class="p"·data-group-id="2669745919-1">(</span><span·class="ss">const</span><span·class="w">·</span><span·class="n">ArgVal</span><span·class="w">·</span><span·class="err">&</span><span·class="n">Fail</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">const<[·...·truncated·by·diffoscope;·len:·257,·SHA:·daeaa8e3d03c879f7c4edcb22ef7329dcae41f6232f1290c6cd63da4bd5ed5bc·...·]-2">{</span><span·class="w"> |
| 153 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">test</span><span·class="p"·data-group-id=" | 153 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">test</span><span·class="p"·data-group-id="2669745919-3">(</span><span·class="nf">getArgRef</span><span·class="p"·data-group-id="2669745919-4">(</span><span·class="n">Src</span><span·class="p"·data-group-id="2669745919-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">imm<[·...·truncated·by·diffoscope;·len:·327,·SHA:·2474c24a1ab577814f45e6df0f08c48a76439ba63a3da0781b7a47d26cab43b6·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 154 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jne</span><span·class="p"·data-group-id=" | 154 | ··</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jne</span><span·class="p"·data-group-id="2669745919-6">(</span><span·class="ss">labels</span><span·class="p"·data-group-id="2669745919-7">[</span><span·class="n">Fail</span><span·class="p">.</span><span·class="nf">getLabel</span><span·class="p"·data-group-id="2669745919-8">(</span><span·class="p"[·...·truncated·by·diffoscope;·len:·132,·SHA:·5fbf43b2f4ad2f65f3132bb8cf75d788193130af041dfd3f35c899cbe0ebd4db·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 155 | </span><span·class="p"·data-group-id=" | 155 | </span><span·class="p"·data-group-id="2669745919-2">}</span></code></pre><p><a·href="https://github.com/asmjit/asmjit">asmjit</a>·provides·a·fairly·straightforward |
| 156 | mapping·from·a·C++·function·call·to·the·x86·assembly·instruction.·The·above | 156 | mapping·from·a·C++·function·call·to·the·x86·assembly·instruction.·The·above |
| 157 | instruction·tests·if·the·value·in·the·<code·class="inline">Src</code>·register·is·a·non-empty·list·and·if | 157 | instruction·tests·if·the·value·in·the·<code·class="inline">Src</code>·register·is·a·non-empty·list·and·if |
| 158 | it·is·not·then·it·jumps·to·the·fail·label.</p><p>For·comparison,·the·interpreter·has·8·combinations·and·specializations·of | 158 | it·is·not·then·it·jumps·to·the·fail·label.</p><p>For·comparison,·the·interpreter·has·8·combinations·and·specializations·of |
| 159 | this·implementation·to·minimize·the·instruction·dispatch·overhead·for | 159 | this·implementation·to·minimize·the·instruction·dispatch·overhead·for |
| 160 | common·patterns.</p><p>The·original·register·allocation·done·by·the·Erlang·compiler·is·used·to·manage·the | 160 | common·patterns.</p><p>The·original·register·allocation·done·by·the·Erlang·compiler·is·used·to·manage·the |
| 161 | liveness·of·values·and·the·physical·registers·are·statically·allocated·to·keep | 161 | liveness·of·values·and·the·physical·registers·are·statically·allocated·to·keep |
| 162 | the·necessary·process·state.·At·the·moment·this·is·the·static·register | 162 | the·necessary·process·state.·At·the·moment·this·is·the·static·register |
| 163 | allocation·on·x86-64:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rbx</span><span·class="p">:</span><span·class="w">·</span><span·class="n">ErtsSchedulerRegisters</span><span·class="w">·</span><span·class="nf">struct</span><span·class="w">·</span><span·class="p"·data-group-id=" | 163 | allocation·on·x86-64:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rbx</span><span·class="p">:</span><span·class="w">·</span><span·class="n">ErtsSchedulerRegisters</span><span·class="w">·</span><span·class="nf">struct</span><span·class="w">·</span><span·class="p"·data-group-id="4218837424-1">(</span><span·class="ss">contains</span><span·class="w">·</span><span·class="ss">x</span><span·class="o">/</span><span·class="nb">float</span><span·class="w">·</span><span·class="ss">registers</span><span·class="w">·</span><span·class="ow">an[·...·truncated·by·diffoscope;·len:·156,·SHA:·f2283746529d73aea4d05bfc0956c0db4154be88f60f2d0719b7e6c7169502af·...·]4-1">)</span><span·class="w"> |
| 164 | </span><span·class="nc">rbp</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">frame</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">perf</span><span·class="err">`</span><span·class="w">·</span><span·class="ss">support</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">enabled</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">otherwise</span><span·class="w">·</span><span·class="ss">this</span><span·class="w"> | 164 | </span><span·class="nc">rbp</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">frame</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">perf</span><span·class="err">`</span><span·class="w">·</span><span·class="ss">support</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">enabled</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">otherwise</span><span·class="w">·</span><span·class="ss">this</span><span·class="w"> |
| 165 | ·····</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">optional</span><span·class="w">·</span><span·class="ss">save</span><span·class="w">·</span><span·class="ss">slot</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="ss">executing</span><span·class="w">·</span><span·class="n">C</span><span·class="w"> | 165 | ·····</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">optional</span><span·class="w">·</span><span·class="ss">save</span><span·class="w">·</span><span·class="ss">slot</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="ss">executing</span><span·class="w">·</span><span·class="n">C</span><span·class="w"> |
| 166 | ·····</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> | 166 | ·····</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nc">r12</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">index</span><span·class="w"> | 167 | </span><span·class="nc">r12</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">index</span><span·class="w"> |
| 168 | </span><span·class="nc">r13</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> | 168 | </span><span·class="nc">r13</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Current</span><span·class="w">·</span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> |
| 169 | </span><span·class="nc">r14</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Remaining</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="w"> | 169 | </span><span·class="nc">r14</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Remaining</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="w"> |
| 170 | </span><span·class="nc">r15</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span></code></pre><p>Note·that·all·of·these·are·callee·save·registers·under·the·System·V·and·Windows | 170 | </span><span·class="nc">r15</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span></code></pre><p>Note·that·all·of·these·are·callee·save·registers·under·the·System·V·and·Windows |
| Offset 183, 21 lines modified | Offset 183, 21 lines modified | ||
| 183 | shared·and·only·the·arguments·to·the·instructions·vary.·Using·as·little·memory·as | 183 | shared·and·only·the·arguments·to·the·instructions·vary.·Using·as·little·memory·as |
| 184 | possible·has·many·advantages;·less·memory·is·used,·loading·time·decreases, | 184 | possible·has·many·advantages;·less·memory·is·used,·loading·time·decreases, |
| 185 | higher·cache·hit-rate.</p><p>In·BeamAsm·we·need·to·achieve·something·similar·since·the·load-time·of·a·module | 185 | higher·cache·hit-rate.</p><p>In·BeamAsm·we·need·to·achieve·something·similar·since·the·load-time·of·a·module |
| 186 | scales·almost·linearly·with·the·amount·of·memory·it·uses.·Early·BeamAsm·prototypes | 186 | scales·almost·linearly·with·the·amount·of·memory·it·uses.·Early·BeamAsm·prototypes |
| 187 | used·about·double·the·amount·of·memory·for·code·as·the·interpreter,·while·current | 187 | used·about·double·the·amount·of·memory·for·code·as·the·interpreter,·while·current |
| 188 | versions·use·about·10%·more.·How·was·this·achieved?</p><p>In·BeamAsm·we·heavily·use·shared·code·fragments·to·try·to·emit·as·much·code·as | 188 | versions·use·about·10%·more.·How·was·this·achieved?</p><p>In·BeamAsm·we·heavily·use·shared·code·fragments·to·try·to·emit·as·much·code·as |
| 189 | possible·as·global·shared·fragments·instead·of·duplicating·the·code·unnecessarily. | 189 | possible·as·global·shared·fragments·instead·of·duplicating·the·code·unnecessarily. |
| 190 | For·instance,·the·return·instruction·looks·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="ss">yield</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">newLabel</span><span·class="p"·data-group-id=" | 190 | For·instance,·the·return·instruction·looks·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="ss">yield</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">newLabel</span><span·class="p"·data-group-id="7806409052-1">(</span><span·class="p"·data-group-id="7806409052-1">)</span><span·class="p">;</span><span·class="w"> |
| 191 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Decrement</span><span·class="w">·</span><span·class="ss">reduction</span><span·class="w">·</span><span·class="ss">counter</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 191 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Decrement</span><span·class="w">·</span><span·class="ss">reduction</span><span·class="w">·</span><span·class="ss">counter</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 192 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">dec</span><span·class="p"·data-group-id=" | 192 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">dec</span><span·class="p"·data-group-id="7806409052-2">(</span><span·class="n">FCALLS</span><span·class="p"·data-group-id="7806409052-2">)</span><span·class="p">;</span><span·class="w"> |
| 193 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="n">FCALLS</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">jump</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">yield</span><span·class="o">-</span><span·class="ss">on</span><span·class="o">-</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 193 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="n">FCALLS</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">jump</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">yield</span><span·class="o">-</span><span·class="ss">on</span><span·class="o">-</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 194 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jl</span><span·class="p"·data-group-id=" | 194 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">jl</span><span·class="p"·data-group-id="7806409052-3">(</span><span·class="nf">resolve_fragment</span><span·class="p"·data-group-id="7806409052-4">(</span><span·class="ss">ga</span><span·class="p">-></span><span·class="nf">get_dispatch_return</span><span·class="p"·data-group-id="7806409052-5"[·...·truncated·by·diffoscope;·len:·156,·SHA:·34f924560c63924cfb41a3baeb0c04ab10d635ea50223758c0c0f41a2d9fdd03·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 195 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">ret</span><span·class="p"·data-group-id=" | 195 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">ret</span><span·class="p"·data-group-id="7806409052-6">(</span><span·class="p"·data-group-id="7806409052-6">)</span><span·class="p">;</span></code></pre><p>The·code·above·is·not·exactly·what·is·emitted,·but·close·enough.·The·thing·to·note |
| 196 | is·that·the·code·for·doing·the·context·switch·is·never·emitted.·Instead,·we·jump | 196 | is·that·the·code·for·doing·the·context·switch·is·never·emitted.·Instead,·we·jump |
| 197 | to·a·global·fragment·that·all·return·instructions·share.·This·greatly·reduces | 197 | to·a·global·fragment·that·all·return·instructions·share.·This·greatly·reduces |
| 198 | the·amount·of·code·that·has·to·be·emitted·for·each·module.</p><h2·id="running-erlang-code"·class="section-heading"> | 198 | the·amount·of·code·that·has·to·be·emitted·for·each·module.</p><h2·id="running-erlang-code"·class="section-heading"> |
| 199 | ··<a·href="#running-erlang-code"·class="hover-link"> | 199 | ··<a·href="#running-erlang-code"·class="hover-link"> |
| 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 200 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 201 | ··</a> | 201 | ··</a> |
| 202 | ··<span·class="text">Running·Erlang·code</span> | 202 | ··<span·class="text">Running·Erlang·code</span> |
| Offset 239, 43 lines modified | Offset 239, 43 lines modified | ||
| 239 | ··<a·href="#running-c-code"·class="hover-link"> | 239 | ··<a·href="#running-c-code"·class="hover-link"> |
| 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 241 | ··</a> | 241 | ··</a> |
| 242 | ··<span·class="text">Running·C·code</span> | 242 | ··<span·class="text">Running·C·code</span> |
| 243 | </h2> | 243 | </h2> |
| 244 | <p>As·Erlang·stacks·can·be·very·small,·we·have·to·switch·over·to·a·different·stack | 244 | <p>As·Erlang·stacks·can·be·very·small,·we·have·to·switch·over·to·a·different·stack |
| 245 | when·we·need·to·execute·C·code·(which·may·expect·a·much·larger·stack).·This·is | 245 | when·we·need·to·execute·C·code·(which·may·expect·a·much·larger·stack).·This·is |
| 246 | done·through·<code·class="inline">emit_enter_runtime</code>·and·<code·class="inline">emit_leave_runtime</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">mov_arg</span><span·class="p"·data-group-id=" | 246 | done·through·<code·class="inline">emit_enter_runtime</code>·and·<code·class="inline">emit_leave_runtime</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">mov_arg</span><span·class="p"·data-group-id="3743232612-1">(</span><span·class="n">ARG4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NumFree</span><span·class="p"·data-group-id="3743232612-1">)</span><span·class="p">;</span><span·class="w"> |
| 247 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">swap</span><span·class="w">·</span><span·class="ss">out</span><span·class="w">·</span><span·class="ss">our</span><span·class="w">·</span><span·class="ss">current</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stack</span><span·class="o">-</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> | 247 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">swap</span><span·class="w">·</span><span·class="ss">out</span><span·class="w">·</span><span·class="ss">our</span><span·class="w">·</span><span·class="ss">current</span><span·class="w">·</span><span·class="ss">reductions</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stack</span><span·class="o">-</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> |
| 248 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w">·</span><span·class="ss">structure</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 248 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">heap</span><span·class="w">·</span><span·class="ss">pointer</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w">·</span><span·class="ss">structure</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 249 | </span><span·class="ss">emit_enter_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id=" | 249 | </span><span·class="ss">emit_enter_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id="3743232612-2">(</span><span·class="p"·data-group-id="3743232612-2">)</span><span·class="p">;</span><span·class="w"> |
| 250 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id=" | 250 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id="3743232612-3">(</span><span·class="n">ARG1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c_p</span><span·class="p"·data-group-id="3743232612-3">)</span><span·class="p">;</span><span·class="w"> |
| 251 | </span><span·class="nf">load_x_reg_array</span><span·class="p"·data-group-id=" | 251 | </span><span·class="nf">load_x_reg_array</span><span·class="p"·data-group-id="3743232612-4">(</span><span·class="n">ARG2</span><span·class="p"·data-group-id="3743232612-4">)</span><span·class="p">;</span><span·class="w"> |
| 252 | </span><span·class="nf">make_move_patch</span><span·class="p"·data-group-id=" | 252 | </span><span·class="nf">make_move_patch</span><span·class="p"·data-group-id="3743232612-5">(</span><span·class="n">ARG3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">lambdas</span><span·class="p"·data-group-id="3743232612-6">[</span><span·class="n">Fun</span><span·class="p">.</span><span·class="nf">getValue[·...·truncated·by·diffoscope;·len:·262,·SHA:·fee846e0b508f49dff91fe5bf40df984921ae89f0fc6cee47ec9abee93c60082·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 253 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Call</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">new_fun</span><span·class="err">`</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">asserting</span><span·class="w">·</span><span·class="ss">that</span><span·class="w">·</span><span·class="ss">we</span><span·class="err">'</span><span·class="ss">re</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 253 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Call</span><span·class="w">·</span><span·class="err">`</span><span·class="ss">new_fun</span><span·class="err">`</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">asserting</span><span·class="w">·</span><span·class="ss">that</span><span·class="w">·</span><span·class="ss">we</span><span·class="err">'</span><span·class="ss">re</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">.</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 254 | </span><span·class="ss">runtime_call</span><span·class="o"><</span><span·class="mi">4</span><span·class="o">></span><span·class="p"·data-group-id=" | 254 | </span><span·class="ss">runtime_call</span><span·class="o"><</span><span·class="mi">4</span><span·class="o">></span><span·class="p"·data-group-id="3743232612-8">(</span><span·class="ss">new_fun</span><span·class="p"·data-group-id="3743232612-8">)</span><span·class="p">;</span><span·class="w"> |
| 255 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">read</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">updated</span><span·class="w">·</span><span·class="ss">values</span><span·class="w">·</span><span·class="ss">from</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> | 255 | </span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Move</span><span·class="w">·</span><span·class="ss">back</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">C</span><span·class="w">·</span><span·class="ss">stack</span><span·class="p">,</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">read</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">updated</span><span·class="w">·</span><span·class="ss">values</span><span·class="w">·</span><span·class="ss">from</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> |
| 256 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">structure</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 256 | ·</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">structure</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 257 | </span><span·class="ss">emit_leave_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id=" | 257 | </span><span·class="ss">emit_leave_runtime</span><span·class="o"><</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eReductions</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eStack</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Update</span><span·class="p">:</span><span·class="p">:</span><span·class="ss">eHeap</span><span·class="o">></span><span·class="p"·data-group-id="3743232612-9">(</span><span·class="p"·data-group-id="3743232612-9">)</span><span·class="p">;</span><span·class="w"> |
| 258 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id=" | 258 | </span><span·class="ss">a</span><span·class="p">.</span><span·class="nf">mov</span><span·class="p"·data-group-id="3743232612-10">(</span><span·class="nf">getXRef</span><span·class="p"·data-group-id="3743232612-11">(</span><span·class="mi">0</span><span·class="p"·data-group-id="3743232612-11">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RET</[·...·truncated·by·diffoscope;·len:·46,·SHA:·2b413ab6176f870e152ca09adeaa46766e75299decbe9aa7b4f25b88b7343255·...·]-10">)</span><span·class="p">;</span></code></pre><p>All·combinations·of·the·<code·class="inline">Update</code>·constants·are·legal,·but·the·ones·given·to |
| 259 | <code·class="inline">emit_leave_runtime</code>·<em>must</em>·be·the·same·as·those·given·to·<code·class="inline">emit_enter_runtime</code>.</p><h2·id="tracing-and-nif-loading"·class="section-heading"> | 259 | <code·class="inline">emit_leave_runtime</code>·<em>must</em>·be·the·same·as·those·given·to·<code·class="inline">emit_enter_runtime</code>.</p><h2·id="tracing-and-nif-loading"·class="section-heading"> |
| 260 | ··<a·href="#tracing-and-nif-loading"·class="hover-link"> | 260 | ··<a·href="#tracing-and-nif-loading"·class="hover-link"> |
| 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 262 | ··</a> | 262 | ··</a> |
| 263 | ··<span·class="text">Tracing·and·NIF·Loading</span> | 263 | ··<span·class="text">Tracing·and·NIF·Loading</span> |
| 264 | </h2> | 264 | </h2> |
| 265 | <p>To·make·tracing·and·NIF·loading·work·there·needs·to·be·a·way·to·intercept | 265 | <p>To·make·tracing·and·NIF·loading·work·there·needs·to·be·a·way·to·intercept |
| 266 | any·function·call.·In·the·interpreter,·this·is·done·by·rewriting·the·loaded | 266 | any·function·call.·In·the·interpreter,·this·is·done·by·rewriting·the·loaded |
| 267 | BEAM·code,·but·this·is·more·complicated·in·BeamAsm·as·we·want·to·have·a·fast | 267 | BEAM·code,·but·this·is·more·complicated·in·BeamAsm·as·we·want·to·have·a·fast |
| 268 | and·compact·way·to·do·this.·This·is·solved·by·emitting·the·code·below·at·the | 268 | and·compact·way·to·do·this.·This·is·solved·by·emitting·the·code·below·at·the |
| 269 | start·of·each·function·(x86·variant·below):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">0</span><span·class="nc">x0</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">short</span><span·class="w">·</span><span·class="ss">jmp</span><span·class="w">·</span><span·class="mi">6</span><span·class="w">·</span><span·class="p"·data-group-id=" | 269 | start·of·each·function·(x86·variant·below):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">0</span><span·class="nc">x0</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">short</span><span·class="w">·</span><span·class="ss">jmp</span><span·class="w">·</span><span·class="mi">6</span><span·class="w">·</span><span·class="p"·data-group-id="2024340431-1">(</span><span·class="ss">address</span><span·class="w">·</span><span·class="mi">0</span><span·class="ss">x8</span><span·class="p"·data-group-id="2024340431-1">)</span><span·class="w"> |
| 270 | ··</span><span·class="mi">0</span><span·class="nc">x2</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nop</span><span·class="w"> | 270 | ··</span><span·class="mi">0</span><span·class="nc">x2</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nop</span><span·class="w"> |
| 271 | ··</span><span·class="mi">0</span><span·class="nc">x3</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">relative</span><span·class="w">·</span><span·class="ss">near</span><span·class="w">·</span><span·class="ss">call</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">shared</span><span·class="w">·</span><span·class="ss">breakpoint</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w"> | 271 | ··</span><span·class="mi">0</span><span·class="nc">x3</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">relative</span><span·class="w">·</span><span·class="ss">near</span><span·class="w">·</span><span·class="ss">call</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">shared</span><span·class="w">·</span><span·class="ss">breakpoint</span><span·class="w">·</span><span·class="ss">fragment</span><span·class="w"> |
| 272 | ··</span><span·class="mi">0</span><span·class="nc">x8</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">actual</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span></code></pre><p>When·code·starts·to·execute·it·will·simply·see·the·<code·class="inline">short·jmp·6</code>·instruction | 272 | ··</span><span·class="mi">0</span><span·class="nc">x8</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">actual</span><span·class="w">·</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span></code></pre><p>When·code·starts·to·execute·it·will·simply·see·the·<code·class="inline">short·jmp·6</code>·instruction |
| 273 | which·skips·the·prologue·and·starts·to·execute·the·code·directly.</p><p>When·we·want·to·enable·a·certain·breakpoint·we·set·the·jmp·target·to·be·1, | 273 | which·skips·the·prologue·and·starts·to·execute·the·code·directly.</p><p>When·we·want·to·enable·a·certain·breakpoint·we·set·the·jmp·target·to·be·1, |
| 274 | which·means·it·will·land·on·the·call·to·the·shared·breakpoint·fragment.·This | 274 | which·means·it·will·land·on·the·call·to·the·shared·breakpoint·fragment.·This |
| 275 | fragment·checks·the·current·<code·class="inline">breakpoint_flag</code>·stored·in·the·ErtsCodeInfo·of | 275 | fragment·checks·the·current·<code·class="inline">breakpoint_flag</code>·stored·in·the·ErtsCodeInfo·of |
| 276 | this·function,·and·then·calls·<code·class="inline">erts_call_nif_early</code>·and | 276 | this·function,·and·then·calls·<code·class="inline">erts_call_nif_early</code>·and |
| Offset 289, 31 lines modified | Offset 289, 31 lines modified | ||
| 289 | ··<span·class="text">Updating·code</span> | 289 | ··<span·class="text">Updating·code</span> |
| 290 | </h3> | 290 | </h3> |
| 291 | <p>Because·many·environments·enforce·<a·href="https://en.wikipedia.org/wiki/W%5EX"·title="">W^X</a>·it's·not·always·possible·to·write | 291 | <p>Because·many·environments·enforce·<a·href="https://en.wikipedia.org/wiki/W%5EX"·title="">W^X</a>·it's·not·always·possible·to·write |
| 292 | directly·to·the·code·pages.·Because·of·this·we·map·code·twice:·once·with·an | 292 | directly·to·the·code·pages.·Because·of·this·we·map·code·twice:·once·with·an |
| 293 | executable·page·and·once·with·a·writable·page.·Since·they're·backed·by·the | 293 | executable·page·and·once·with·a·writable·page.·Since·they're·backed·by·the |
| 294 | same·memory,·writes·to·the·writable·page·appear·magically·in·the·executable | 294 | same·memory,·writes·to·the·writable·page·appear·magically·in·the·executable |
| 295 | one.</p><p>The·<code·class="inline">erts_writable_code_ptr</code>·function·can·be·used·to·get·writable·pointers | 295 | one.</p><p>The·<code·class="inline">erts_writable_code_ptr</code>·function·can·be·used·to·get·writable·pointers |
| 296 | given·a·module·instance,·provided·that·it·has·been·unsealed·first:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">for</span><span·class="w">·</span><span·class="p"·data-group-id=" | 296 | given·a·module·instance,·provided·that·it·has·been·unsealed·first:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">for</span><span·class="w">·</span><span·class="p"·data-group-id="1194897846-1">(</span><span·class="ss">i</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">;</span><span·class="w">·</span><span·class="ss">i</span><span·class="w">·</span><span·class="o"[·...·truncated·by·diffoscope;·len:·276,·SHA:·46ce668bd51ead91afd716d4bf52b1f6caf6799144f159df275b878d2a3124a4·...·]6-2">{</span><span·class="w"> |
| 297 | ····</span><span·class="ss">const</span><span·class="w">·</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p">;</span><span·class="w"> | 297 | ····</span><span·class="ss">const</span><span·class="w">·</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p">;</span><span·class="w"> |
| 298 | ····</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_rw</span><span·class="p">;</span><span·class="w"> | 298 | ····</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">ci_rw</span><span·class="p">;</span><span·class="w"> |
| 299 | ····</span><span·class="ss">void</span><span·class="w">·</span><span·class="o">*</span><span·class="ss">w_ptr</span><span·class="p">;</span><span·class="w"> | 299 | ····</span><span·class="ss">void</span><span·class="w">·</span><span·class="o">*</span><span·class="ss">w_ptr</span><span·class="p">;</span><span·class="w"> |
| 300 | ····</span><span·class="nf">erts_unseal_module</span><span·class="p"·data-group-id=" | 300 | ····</span><span·class="nf">erts_unseal_module</span><span·class="p"·data-group-id="1194897846-3">(</span><span·class="err">&</span><span·class="ss">modp</span><span·class="p">-></span><span·class="ss">curr</span><span·class="p"·data-group-id="1194897846-3">)</span><span·class="p">;</span><span·class="w"> |
| 301 | ····</span><span·class="ss">ci_exec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">code_hdr</span><span·class="p">-></span><span·class="ss">functions</span><span·class="p"·data-group-id=" | 301 | ····</span><span·class="ss">ci_exec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">code_hdr</span><span·class="p">-></span><span·class="ss">functions</span><span·class="p"·data-group-id="1194897846-4">[</span><span·class="ss">i</span><span·class="p"·data-group-id="1194897846-4">]</span><span·class="p">;</span><span·class="w"> |
| 302 | ····</span><span·class="ss">w_ptr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">erts_writable_code_ptr</span><span·class="p"·data-group-id=" | 302 | ····</span><span·class="ss">w_ptr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">erts_writable_code_ptr</span><span·class="p"·data-group-id="1194897846-5">(</span><span·class="err">&</span><span·class="ss">modp</span><span·class="p">-></span><span·class="ss">curr</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p"·data-group-id="1194897846-5">)</span><span·class="p">;</span><span·class="w"> |
| 303 | ····</span><span·class="ss">ci_rw</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 303 | ····</span><span·class="ss">ci_rw</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1194897846-6">(</span><span·class="n">ErtsCodeInfo</span><span·class="o">*</span><span·class="p"·data-group-id="1194897846-6">)</span><span·class="ss">w_ptr</span><span·class="p">;</span><span·class="w"> |
| 304 | ····</span><span·class="nf">uninstall_breakpoint</span><span·class="p"·data-group-id=" | 304 | ····</span><span·class="nf">uninstall_breakpoint</span><span·class="p"·data-group-id="1194897846-7">(</span><span·class="ss">ci_rw</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ci_exec</span><span·class="p"·data-group-id="1194897846-7">)</span><span·class="p">;</span><span·class="w"> |
| 305 | ····</span><span·class="nf">consolidate_bp_data</span><span·class="p"·data-group-id=" | 305 | ····</span><span·class="nf">consolidate_bp_data</span><span·class="p"·data-group-id="1194897846-8">(</span><span·class="ss">modp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ci_rw</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1194897846-8">)</span><span·class="p">;</span><span·class="w"> |
| 306 | ····</span><span·class="n">ASSERT</span><span·class="p"·data-group-id=" | 306 | ····</span><span·class="n">ASSERT</span><span·class="p"·data-group-id="1194897846-9">(</span><span·class="ss">ci_rw</span><span·class="p">-></span><span·class="ss">gen_bp</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">NULL</span><span·class="p"·data-group-id="1194897846-9">)</span><span·class="p">;</span><span·class="w"> |
| 307 | ····</span><span·class="nf">erts_seal_module</span><span·class="p"·data-group-id=" | 307 | ····</span><span·class="nf">erts_seal_module</span><span·class="p"·data-group-id="1194897846-10">(</span><span·class="err">&</span><span·class="ss">modp</span><span·class="p">-></span><span·class="ss">curr</span><span·class="p"·data-group-id="1194897846-10">)</span><span·class="p">;</span><span·class="w"> |
| 308 | </span><span·class="p"·data-group-id=" | 308 | </span><span·class="p"·data-group-id="1194897846-2">}</span></code></pre><p>Without·the·module·instance·there's·no·reliable·way·to·figure·out·the·writable |
| 309 | address·of·a·code·page,·and·we·rely·on·<em>address·space·layout·randomization</em> | 309 | address·of·a·code·page,·and·we·rely·on·<em>address·space·layout·randomization</em> |
| 310 | (ASLR)·to·make·it·difficult·to·guess.·On·some·platforms,·security·is·further | 310 | (ASLR)·to·make·it·difficult·to·guess.·On·some·platforms,·security·is·further |
| 311 | enhanced·by·protecting·the·writable·area·from·writes·until·the·module·has·been | 311 | enhanced·by·protecting·the·writable·area·from·writes·until·the·module·has·been |
| 312 | unsealed·by·<code·class="inline">erts_unseal_module</code>.</p><h3·id="export-tracing"·class="section-heading"> | 312 | unsealed·by·<code·class="inline">erts_unseal_module</code>.</p><h3·id="export-tracing"·class="section-heading"> |
| 313 | ··<a·href="#export-tracing"·class="hover-link"> | 313 | ··<a·href="#export-tracing"·class="hover-link"> |
| 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 315 | ··</a> | 315 | ··</a> |
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| 393 | </span><span·class="ss">perf</span><span·class="w">·</span><span·class="ss">script</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="ss">out</span><span·class="p">.</span><span·class="ss">perf</span><span·class="w"> | 393 | </span><span·class="ss">perf</span><span·class="w">·</span><span·class="ss">script</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="ss">out</span><span·class="p">.</span><span·class="ss">perf</span><span·class="w"> |
| 394 | </span><span·class="p">#</span><span·class="p">#</span><span·class="w">·</span><span·class="ss">run</span><span·class="w">·</span><span·class="ss">stackcollapse</span><span·class="w"> | 394 | </span><span·class="p">#</span><span·class="p">#</span><span·class="w">·</span><span·class="ss">run</span><span·class="w">·</span><span·class="ss">stackcollapse</span><span·class="w"> |
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| 403 | ······<p·class="built-using"> | 403 | ······<p·class="built-using"> |
| 404 | ········Built·using | 404 | ········Built·using |
| 405 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 405 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 406 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 406 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 407 | ······</p> | 407 | ······</p> |
| 408 | <p>Copyright·©·1996-202 | 408 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 409 | ····</footer> | 409 | ····</footer> |
| 410 | ··</div> | 410 | ··</div> |
| 411 | </main> | 411 | </main> |
| 412 | </div> | 412 | </div> |
| 413 | <script> | 413 | <script> |
| 414 | ··function·mermaidLoaded()·{ | 414 | ··function·mermaidLoaded()·{ |
| 415 | ····mermaid.initialize({ | 415 | ····mermaid.initialize({ |
| Offset 163, 16 lines modified | Offset 163, 16 lines modified | ||
| 163 | only·be·done·by·one·loader·process·at·a·time.·A·second·loader·process | 163 | only·be·done·by·one·loader·process·at·a·time.·A·second·loader·process |
| 164 | trying·to·enter·finishing·phase·will·be·suspended·until·the·first | 164 | trying·to·enter·finishing·phase·will·be·suspended·until·the·first |
| 165 | loader·is·done.·This·will·only·block·the·process,·the·scheduler·is | 165 | loader·is·done.·This·will·only·block·the·process,·the·scheduler·is |
| 166 | free·to·schedule·other·work·while·the·second·loader·is·waiting.·(See | 166 | free·to·schedule·other·work·while·the·second·loader·is·waiting.·(See |
| 167 | <code·class="inline">erts_try_seize_code_load_permission</code>·and | 167 | <code·class="inline">erts_try_seize_code_load_permission</code>·and |
| 168 | <code·class="inline">erts_release_code_load_permission</code>).</p><p>The·ability·to·prepare·several·modules·in·parallel·is·not·currently | 168 | <code·class="inline">erts_release_code_load_permission</code>).</p><p>The·ability·to·prepare·several·modules·in·parallel·is·not·currently |
| 169 | used·as·almost·all·code·loading·is·serialized·by·the·code_server | 169 | used·as·almost·all·code·loading·is·serialized·by·the·code_server |
| 170 | process.·The·BIF·interface·is·however·prepared·for·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">prepare_loading</span><span·class="p"·data-group-id="3427877855-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Code</span><span·class="p"·data-group-id="3427877855-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">LoaderState</span><span·class="w"> | ||
| 171 | 170 | process.·The·BIF·interface·is·however·prepared·for·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">prepare_loading</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·306,·SHA:·6791b3e328e3d99e3aa0d863fa733d5c2fc7ff994139f53f0fe4de034b061713·...·] | |
| 171 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">finish_loading</span><span·class="p"·data-group-id="5788264687-2">(</span><span·class="p"·data-group-id="5788264687-3">[</span><span·class="n">LoaderState</span><span·class="p"·data-group-id="5788264687-3">]</span><span·class="p"·data-group-id="5788264687-2">)</span></code></pre><p>The·idea·is·that·<code·class="inline">prepare_loading</code>·could·be·called·in·parallel·for | ||
| 172 | different·modules·and·returns·a·"magic·binary"·containing·the·internal | 172 | different·modules·and·returns·a·"magic·binary"·containing·the·internal |
| 173 | state·of·each·prepared·module.·Function·<code·class="inline">finish_loading</code>·could·take·a | 173 | state·of·each·prepared·module.·Function·<code·class="inline">finish_loading</code>·could·take·a |
| 174 | list·of·such·states·and·do·the·finishing·of·all·of·them·in·one·go.</p><p>Currently·we·use·the·legacy·BIF·<code·class="inline">erlang:load_module</code>·which·is·now | 174 | list·of·such·states·and·do·the·finishing·of·all·of·them·in·one·go.</p><p>Currently·we·use·the·legacy·BIF·<code·class="inline">erlang:load_module</code>·which·is·now |
| 175 | implemented·in·Erlang·by·calling·the·above·two·functions·in | 175 | implemented·in·Erlang·by·calling·the·above·two·functions·in |
| 176 | sequence.·Function·<code·class="inline">finish_loading</code>·is·limited·to·only·accepts·a·list | 176 | sequence.·Function·<code·class="inline">finish_loading</code>·is·limited·to·only·accepts·a·list |
| 177 | with·one·module·state·as·we·do·not·yet·use·the·multi·module·loading | 177 | with·one·module·state·as·we·do·not·yet·use·the·multi·module·loading |
| 178 | feature.</p><h2·id="the-finishing-sequence"·class="section-heading"> | 178 | feature.</p><h2·id="the-finishing-sequence"·class="section-heading"> |
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| 315 | ······<p·class="built-using"> | 315 | ······<p·class="built-using"> |
| 316 | ········Built·using | 316 | ········Built·using |
| 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 319 | ······</p> | 319 | ······</p> |
| 320 | <p>Copyright·©·1996-202 | 320 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 321 | ····</footer> | 321 | ····</footer> |
| 322 | ··</div> | 322 | ··</div> |
| 323 | </main> | 323 | </main> |
| 324 | </div> | 324 | </div> |
| 325 | <script> | 325 | <script> |
| 326 | ··function·mermaidLoaded()·{ | 326 | ··function·mermaidLoaded()·{ |
| 327 | ····mermaid.initialize({ | 327 | ····mermaid.initialize({ |
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| 198 | ······<p·class="built-using"> | 198 | ······<p·class="built-using"> |
| 199 | ········Built·using | 199 | ········Built·using |
| 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 202 | ······</p> | 202 | ······</p> |
| 203 | <p>Copyright·©·1996-202 | 203 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 204 | ····</footer> | 204 | ····</footer> |
| 205 | ··</div> | 205 | ··</div> |
| 206 | </main> | 206 | </main> |
| 207 | </div> | 207 | </div> |
| 208 | <script> | 208 | <script> |
| 209 | ··function·mermaidLoaded()·{ | 209 | ··function·mermaidLoaded()·{ |
| 210 | ····mermaid.initialize({ | 210 | ····mermaid.initialize({ |
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| 495 | ······<p·class="built-using"> | 495 | ······<p·class="built-using"> |
| 496 | ········Built·using | 496 | ········Built·using |
| 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 499 | ······</p> | 499 | ······</p> |
| 500 | <p>Copyright·©·1996-202 | 500 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 501 | ····</footer> | 501 | ····</footer> |
| 502 | ··</div> | 502 | ··</div> |
| 503 | </main> | 503 | </main> |
| 504 | </div> | 504 | </div> |
| 505 | <script> | 505 | <script> |
| 506 | ··function·mermaidLoaded()·{ | 506 | ··function·mermaidLoaded()·{ |
| 507 | ····mermaid.initialize({ | 507 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
| Offset 401, 21 lines modified | Offset 401, 21 lines modified | ||
| 401 | <a·href="erlang.html#put/2"><code·class="inline">put/2</code></a>·and·<a·href="erlang.html#get/1"><code·class="inline">get/1</code></a>·thing)·is·non-empty.</p><p>The·raw·memory·information·can·be·decoded·by·the·Crashdump·Viewer·tool.·You·can | 401 | <a·href="erlang.html#put/2"><code·class="inline">put/2</code></a>·and·<a·href="erlang.html#get/1"><code·class="inline">get/1</code></a>·thing)·is·non-empty.</p><p>The·raw·memory·information·can·be·decoded·by·the·Crashdump·Viewer·tool.·You·can |
| 402 | then·see·the·stack·dump,·the·message·queue·(if·any),·and·the·dictionary·(if | 402 | then·see·the·stack·dump,·the·message·queue·(if·any),·and·the·dictionary·(if |
| 403 | any).</p><p>The·stack·dump·is·a·dump·of·the·Erlang·process·stack.·Most·of·the·live·data | 403 | any).</p><p>The·stack·dump·is·a·dump·of·the·Erlang·process·stack.·Most·of·the·live·data |
| 404 | (that·is,·variables·currently·in·use)·are·placed·on·the·stack;·thus·this·can·be | 404 | (that·is,·variables·currently·in·use)·are·placed·on·the·stack;·thus·this·can·be |
| 405 | interesting.·One·has·to·"guess"·what·is·what,·but·as·the·information·is | 405 | interesting.·One·has·to·"guess"·what·is·what,·but·as·the·information·is |
| 406 | symbolic,·thorough·reading·of·this·information·can·be·useful.·As·an·example,·we | 406 | symbolic,·thorough·reading·of·this·information·can·be·useful.·As·an·example,·we |
| 407 | can·find·the·state·variable·of·the·Erlang·primitive·loader·online·<code·class="inline">(5)</code>·and | 407 | can·find·the·state·variable·of·the·Erlang·primitive·loader·online·<code·class="inline">(5)</code>·and |
| 408 | <code·class="inline">(6)</code>·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 408 | <code·class="inline">(6)</code>·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3609898410-1">(</span><span·class="mi">1</span><span·class="p"·data-group-id="3609898410-1">)</span><span·class="w">··</span><span·class="mi">3</span><span·class="ss">cac44</span><span·class="w">···</span><span·class="n">Return</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·426,·SHA:·1c4232248673df409e0bbb3762e935bf6f7686cdb4ec34b7dce90a24b3afcb17·...·]-2">)</span><span·class="w"> |
| 409 | </span><span·class="p"·data-group-id="8380692124-3">(</span><span·class="mi">2</span><span·class="p"·data-group-id="8380692124-3">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="8380692124-4">(</span><span·class="mi">0</span><span·class="p"·data-group-id="8380692124-4">)</span><span·class="w">·····</span><span·class="p"·data-group-id="8380692124-5">[</span><span·class="s">"/view/siri_r10_dev/clearcase/otp/erts/lib/kernel/ebin"</span><span·class="p">,</span><span·class="w"> | ||
| 410 | </span><span·class="p"·data-group-id=" | 409 | </span><span·class="p"·data-group-id="3609898410-3">(</span><span·class="mi">2</span><span·class="p"·data-group-id="3609898410-3">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="3609898410-4">(</span><span·class="mi">0</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·211,·SHA:·1eddaec0b96ce89fd8f0b478b4faef64073461244ea7450821f2666e8ab4010e·...·]</span><span·class="w"> |
| 410 | </span><span·class="p"·data-group-id="3609898410-6">(</span><span·class="mi">3</span><span·class="p"·data-group-id="3609898410-6">)</span><span·class="w">············</span><span·class="s">"/view/siri_r10_dev/clearcase/otp/erts/lib/stdlib/ebin"</span><span·class="p"·data-group-id="3609898410-5">]</span><span·class="w"> | ||
| 411 | </span><span·class="p"·data-group-id=" | 411 | </span><span·class="p"·data-group-id="3609898410-7">(</span><span·class="mi">4</span><span·class="p"·data-group-id="3609898410-7">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="3609898410-8">(</span><span·class="mi">1</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·73e3f981cad3211f7ca33416a67431dbbe424ebd798e307ea36e26e840e1dc32·...·]-8">)</span><span·class="w">·····</span><span·class="o"><</span><span·class="mf">0.1</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 412 | </span><span·class="p"·data-group-id=" | 412 | </span><span·class="p"·data-group-id="3609898410-9">(</span><span·class="mi">5</span><span·class="p"·data-group-id="3609898410-9">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="3609898410-10">(</span><span·class="mi">2</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·257,·SHA:·2ff158491210c134f4c2217c0c277ac12ceeebdcc48ffc18e1370db3cc5916b0·...·]-12">]</span><span·class="p">,</span><span·class="ss">none</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_prim_loader</span><span·class="p">.</span><span·class="mf">6.7085890</span><span·class="o">></span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_prim_loader</span><span·class="p">.</span><span·class="mf">7.9000327</span><span·class="o">></span><span·class="p">,</span><span·class="w"> |
| 413 | </span><span·class="p"·data-group-id=" | 413 | </span><span·class="p"·data-group-id="3609898410-13">(</span><span·class="mi">6</span><span·class="p"·data-group-id="3609898410-13">)</span><span·class="w">············</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_prim_loader</span><sp[·...·truncated·by·diffoscope;·len:·561,·SHA:·499bf6ee1f436b041e6e5a4fcf99a3bbaff175ce8ea370b6fdaaf4df193e3c81·...·]-11">}</span><span·class="w"> |
| 414 | </span><span·class="p"·data-group-id=" | 414 | </span><span·class="p"·data-group-id="3609898410-14">(</span><span·class="mi">7</span><span·class="p"·data-group-id="3609898410-14">)</span><span·class="w">··</span><span·class="nf">y</span><span·class="p"·data-group-id="3609898410-15">(</span><span·class="mi">3</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·3a32e22b2c03ebce7fcb39e359b0e49c0ecfa94ba5b25ab3d869490d3cbc79bb·...·]-15">)</span><span·class="w">·····</span><span·class="ss">infinity</span></code></pre><p>When·interpreting·the·data·for·a·process,·it·is·helpful·to·know·that·anonymous |
| 415 | function·objects·(funs)·are·given·the·following:</p><ul><li>A·name·constructed·from·the·name·of·the·function·in·which·they·are·created</li><li>A·number·(starting·with·0)·indicating·the·number·of·that·fun·within·that | 415 | function·objects·(funs)·are·given·the·following:</p><ul><li>A·name·constructed·from·the·name·of·the·function·in·which·they·are·created</li><li>A·number·(starting·with·0)·indicating·the·number·of·that·fun·within·that |
| 416 | function</li></ul><h2·id="atoms"·class="section-heading"> | 416 | function</li></ul><h2·id="atoms"·class="section-heading"> |
| 417 | ··<a·href="#atoms"·class="hover-link"> | 417 | ··<a·href="#atoms"·class="hover-link"> |
| 418 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 418 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 419 | ··</a> | 419 | ··</a> |
| 420 | ··<span·class="text">Atoms</span> | 420 | ··<span·class="text">Atoms</span> |
| 421 | </h2> | 421 | </h2> |
| Offset 473, 15 lines modified | Offset 473, 15 lines modified | ||
| 473 | ······<p·class="built-using"> | 473 | ······<p·class="built-using"> |
| 474 | ········Built·using | 474 | ········Built·using |
| 475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 477 | ······</p> | 477 | ······</p> |
| 478 | <p>Copyright·©·1996-202 | 478 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 479 | ····</footer> | 479 | ····</footer> |
| 480 | ··</div> | 480 | ··</div> |
| 481 | </main> | 481 | </main> |
| 482 | </div> | 482 | </div> |
| 483 | <script> | 483 | <script> |
| 484 | ··function·mermaidLoaded()·{ | 484 | ··function·mermaidLoaded()·{ |
| 485 | ····mermaid.initialize({ | 485 | ····mermaid.initialize({ |
| Offset 338, 15 lines modified | Offset 338, 15 lines modified | ||
| 338 | ······<p·class="built-using"> | 338 | ······<p·class="built-using"> |
| 339 | ········Built·using | 339 | ········Built·using |
| 340 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 340 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 341 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 341 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 342 | ······</p> | 342 | ······</p> |
| 343 | <p>Copyright·©·1996-202 | 343 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 344 | ····</footer> | 344 | ····</footer> |
| 345 | ··</div> | 345 | ··</div> |
| 346 | </main> | 346 | </main> |
| 347 | </div> | 347 | </div> |
| 348 | <script> | 348 | <script> |
| 349 | ··function·mermaidLoaded()·{ | 349 | ··function·mermaidLoaded()·{ |
| 350 | ····mermaid.initialize({ | 350 | ····mermaid.initialize({ |
| Offset 364, 41 lines modified | Offset 364, 41 lines modified | ||
| 364 | <p>Before·a·driver·can·be·called·from·Erlang,·it·must·be·loaded·and·opened.·Loading | 364 | <p>Before·a·driver·can·be·called·from·Erlang,·it·must·be·loaded·and·opened.·Loading |
| 365 | is·done·using·the·<a·href="../../../lib/kernel-10.2.3/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·module·(the·<a·href="../../../lib/kernel-10.2.3/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·driver·that·loads·dynamic | 365 | is·done·using·the·<a·href="../../../lib/kernel-10.2.3/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·module·(the·<a·href="../../../lib/kernel-10.2.3/doc/html/erl_ddll.html"><code·class="inline">erl_ddll</code></a>·driver·that·loads·dynamic |
| 366 | driver·is·actually·a·driver·itself).·If·loading·is·successful,·the·port·can·be | 366 | driver·is·actually·a·driver·itself).·If·loading·is·successful,·the·port·can·be |
| 367 | opened·with·<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>.·The·port·name·must·match·the·name·of | 367 | opened·with·<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>.·The·port·name·must·match·the·name·of |
| 368 | the·shared·library·and·the·name·in·the·driver·entry·structure.</p><p>When·the·port·has·been·opened,·the·driver·can·be·called.·In·the·<code·class="inline">pg_sync</code> | 368 | the·shared·library·and·the·name·in·the·driver·entry·structure.</p><p>When·the·port·has·been·opened,·the·driver·can·be·called.·In·the·<code·class="inline">pg_sync</code> |
| 369 | example,·we·do·not·have·any·data·from·the·port,·only·the·return·value·from·the | 369 | example,·we·do·not·have·any·data·from·the·port,·only·the·return·value·from·the |
| 370 | <a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>.</p><p>The·following·code·is·the·Erlang·part·of·the·synchronous·postgres·driver, | 370 | <a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>.</p><p>The·following·code·is·the·Erlang·part·of·the·synchronous·postgres·driver, |
| 371 | <code·class="inline">pg_sync.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 371 | <code·class="inline">pg_sync.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9661376129-1">(</span><span·class="ss">pg_sync</span><span·class="p"·data-group-id="9661376129-1">)</span><span·class="p">.</span><span·class="w"> |
| 372 | </span><span·class="w"> | 372 | </span><span·class="w"> |
| 373 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 373 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9661376129-2">(</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="9661376129-2">)</span><span·class="p">.</span><span·class="w"> |
| 374 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 374 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9661376129-3">(</span><span·class="n">DRV_DISCONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="9661376129-3">)</span><span·class="p">.</span><span·class="w"> |
| 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="9661376129-4">(</span><span·class="n">DRV_SELECT</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·class="p"·data-group-id="9661376129-4">)</span><span·class="p">.</span><span·class="w"> |
| 376 | </span><span·class="w"> | 376 | </span><span·class="w"> |
| 377 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 377 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9661376129-5">(</span><span·class="p"·data-group-id="9661376129-6">[</span><span·class="ss">connect</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disconnect</span><span·class="p">/</[·...·truncated·by·diffoscope;·len:·251,·SHA:·fe64d7daa28bfe675392985ede0b7813ef5a11b0b38742802cb6753a2282469c·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 378 | </span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 378 | </span><span·class="nf">connect</span><span·class="p"·data-group-id="9661376129-7">(</span><span·class="n">ConnectStr</span><span·class="p"·data-group-id="9661376129-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id=" | 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="9661376129-8">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"pg_sync"</span><span·class="p"·data-group-id="9661376129-8">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 380 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 380 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 381 | ········</span><span·class="p"·data-group-id=" | 381 | ········</span><span·class="p"·data-group-id="9661376129-9">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="9661376129-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 382 | ········</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 382 | ········</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="9661376129-10">(</span><span·class="p"·data-group-id="9661376129-11">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p"·data-group-id="9661376129-11">}</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·17,·SHA:·a16d397eb18b79dba45f5128d966008d47ffd70964068379278111ce65a84064·...·]-10">)</span><span·class="w"> |
| 383 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 383 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 384 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 384 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="9661376129-12">(</span><span·class="p"·data-group-id="9661376129-13">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p"·data-group-id="9661376129-13">}</[·...·truncated·by·diffoscope;·len:·202,·SHA:·9005916cfb564bee0f64f24218bdbfc47cd0a88a76d5f685845e2edbd78bc580·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 385 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id=" | 385 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9661376129-15">(</span><span·class="nf">port_control</span><span·class="p"·data-group-id="9661376129-16">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_CONNECT</span><span·clas[·...·truncated·by·diffoscope;·len:·166,·SHA:·4200dbae1bc696f93578e9339cc908a6b66489b58eb6e4842317ea9d43bf82d2·...·]-15">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 386 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id=" | 386 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9661376129-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="9661376129-17">}</span><span·class="p">;</span><span·class="w"> |
| 387 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> | 387 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> |
| 388 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 388 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 389 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 389 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id="9661376129-18">(</span><span·class="n">Port</span><span·class="p"·data-group-id="9661376129-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 390 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id=" | 390 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9661376129-19">(</span><span·class="nf">port_control</span><span·class="p"·data-group-id="9661376129-20">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_DISCONNECT</span><span·c[·...·truncated·by·diffoscope;·len:·171,·SHA:·544e35800395e3b14bccfeb914e3ce13ba0463b40d172afa5c3a37b1818280a7·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 391 | ····</span><span·class="nf">port_close</span><span·class="p"·data-group-id=" | 391 | ····</span><span·class="nf">port_close</span><span·class="p"·data-group-id="9661376129-21">(</span><span·class="n">Port</span><span·class="p"·data-group-id="9661376129-21">)</span><span·class="p">,</span><span·class="w"> |
| 392 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> | 392 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> |
| 393 | </span><span·class="nf">select</span><span·class="p"·data-group-id=" | 393 | </span><span·class="nf">select</span><span·class="p"·data-group-id="9661376129-22">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Query</span><span·class="p"·data-group-id="9661376129-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 394 | ····</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id=" | 394 | ····</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="9661376129-23">(</span><span·class="nf">port_control</span><span·class="p"·data-group-id="9661376129-24">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_SELECT</span><span·class[·...·truncated·by·diffoscope;·len:·160,·SHA:·2f0aff79bdf06f4d0dce22c2018fad6cabdcc398cab377033d12e8fa707d9210·...·]-23">)</span><span·class="p">.</span></code></pre><p>The·API·is·simple:</p><ul><li><code·class="inline">connect/1</code>·loads·the·driver,·opens·it,·and·logs·on·to·the·database,·returning |
| 395 | the·Erlang·port·if·successful.</li><li><code·class="inline">select/2</code>·sends·a·query·to·the·driver·and·returns·the·result.</li><li><code·class="inline">disconnect/1</code>·closes·the·database·connection·and·the·driver.·(However,·it | 395 | the·Erlang·port·if·successful.</li><li><code·class="inline">select/2</code>·sends·a·query·to·the·driver·and·returns·the·result.</li><li><code·class="inline">disconnect/1</code>·closes·the·database·connection·and·the·driver.·(However,·it |
| 396 | does·not·unload·it.)</li></ul><p>The·connection·string·is·to·be·a·connection·string·for·postgres.</p><p>The·driver·is·loaded·with·<a·href="../../../lib/kernel-10.2.3/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>.·If·this·is·successful,·or·if | 396 | does·not·unload·it.)</li></ul><p>The·connection·string·is·to·be·a·connection·string·for·postgres.</p><p>The·driver·is·loaded·with·<a·href="../../../lib/kernel-10.2.3/doc/html/erl_ddll.html#load_driver/2"><code·class="inline">erl_ddll:load_driver/2</code></a>.·If·this·is·successful,·or·if |
| 397 | it·is·already·loaded,·it·is·opened.·This·will·call·the·<code·class="inline">start</code>·function·in·the | 397 | it·is·already·loaded,·it·is·opened.·This·will·call·the·<code·class="inline">start</code>·function·in·the |
| 398 | driver.</p><p>We·use·the·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·function·for·all·calls·into·the | 398 | driver.</p><p>We·use·the·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>·function·for·all·calls·into·the |
| 399 | driver.·The·result·from·the·driver·is·returned·immediately·and·converted·to | 399 | driver.·The·result·from·the·driver·is·returned·immediately·and·converted·to |
| 400 | terms·by·calling·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·(We·trust·that·the | 400 | terms·by·calling·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·(We·trust·that·the |
| 401 | terms·returned·from·the·driver·are·well-formed,·otherwise·the·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a> | 401 | terms·returned·from·the·driver·are·well-formed,·otherwise·the·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a> |
| Offset 536, 51 lines modified | Offset 536, 51 lines modified | ||
| 536 | successful,·or·error·if·it·is·not.·If·the·connection·is·not·yet·established,·we | 536 | successful,·or·error·if·it·is·not.·If·the·connection·is·not·yet·established,·we |
| 537 | simply·return;·<code·class="inline">ready_io</code>·is·called·again.</p><p>If·we·have·a·result·from·a·connect,·indicated·by·having·data·in·the·<code·class="inline">x</code>·buffer, | 537 | simply·return;·<code·class="inline">ready_io</code>·is·called·again.</p><p>If·we·have·a·result·from·a·connect,·indicated·by·having·data·in·the·<code·class="inline">x</code>·buffer, |
| 538 | we·no·longer·need·to·select·on·output·(<a·href="../../../erts-15.2.3/doc/html/driver_entry.html#ready_output"·title=""><code·class="inline">ready_output</code></a>),·so·we·remove·this·by | 538 | we·no·longer·need·to·select·on·output·(<a·href="../../../erts-15.2.3/doc/html/driver_entry.html#ready_output"·title=""><code·class="inline">ready_output</code></a>),·so·we·remove·this·by |
| 539 | calling·<a·href="../../../erts-15.2.3/doc/html/erl_driver.html#driver_select"·title=""><code·class="inline">driver_select</code></a>.</p><p>If·we·are·not·connecting,·we·wait·for·results·from·a·<code·class="inline">PQsendQuery</code>,·so·we·get | 539 | calling·<a·href="../../../erts-15.2.3/doc/html/erl_driver.html#driver_select"·title=""><code·class="inline">driver_select</code></a>.</p><p>If·we·are·not·connecting,·we·wait·for·results·from·a·<code·class="inline">PQsendQuery</code>,·so·we·get |
| 540 | the·result·and·return·it.·The·encoding·is·done·with·the·same·functions·as·in·the | 540 | the·result·and·return·it.·The·encoding·is·done·with·the·same·functions·as·in·the |
| 541 | earlier·example.</p><p>Error·handling·is·to·be·added·here,·for·example,·checking·that·the·socket·is | 541 | earlier·example.</p><p>Error·handling·is·to·be·added·here,·for·example,·checking·that·the·socket·is |
| 542 | still·open,·but·this·is·only·a·simple·example.</p><p>The·Erlang·part·of·the·asynchronous·driver·consists·of·the·sample·file | 542 | still·open,·but·this·is·only·a·simple·example.</p><p>The·Erlang·part·of·the·asynchronous·driver·consists·of·the·sample·file |
| 543 | <code·class="inline">pg_async.erl</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 543 | <code·class="inline">pg_async.erl</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8935695020-1">(</span><span·class="ss">pg_async</span><span·class="p"·data-group-id="8935695020-1">)</span><span·class="p">.</span><span·class="w"> |
| 544 | </span><span·class="w"> | 544 | </span><span·class="w"> |
| 545 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 545 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="8935695020-2">(</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$C</span><span·class="p"·data-group-id="8935695020-2">)</span><span·class="p">.</span><span·class="w"> |
| 546 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 546 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="8935695020-3">(</span><span·class="n">DRV_DISCONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$D</span><span·class="p"·data-group-id="8935695020-3">)</span><span·class="p">.</span><span·class="w"> |
| 547 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 547 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="8935695020-4">(</span><span·class="n">DRV_SELECT</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$S</span><span·class="p"·data-group-id="8935695020-4">)</span><span·class="p">.</span><span·class="w"> |
| 548 | </span><span·class="w"> | 548 | </span><span·class="w"> |
| 549 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 549 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8935695020-5">(</span><span·class="p"·data-group-id="8935695020-6">[</span><span·class="ss">connect</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disconnect</span><span·class="p">/</[·...·truncated·by·diffoscope;·len:·251,·SHA:·cc7b1076be56d14e06ddc0f1df56e49409801d736fd99e0a7e7fe82358541a6e·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 550 | </span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 550 | </span><span·class="nf">connect</span><span·class="p"·data-group-id="8935695020-7">(</span><span·class="n">ConnectStr</span><span·class="p"·data-group-id="8935695020-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 551 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id=" | 551 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="8935695020-8">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"pg_async"</span><span·class="p"·data-group-id="8935695020-8">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 552 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 552 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 553 | ········</span><span·class="p"·data-group-id=" | 553 | ········</span><span·class="p"·data-group-id="8935695020-9">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="8935695020-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 554 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 554 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="8935695020-10">(</span><span·class="p"·data-group-id="8935695020-11">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">could_not_load_driver</span><span·class="p"·data-group-id="8935695020-11">}</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·30d0f7a0ad1ecb78688277d8e57bd98b4a77cd2f49cc6cb175b5268edde7499e·...·]-10">)</span><span·class="w"> |
| 555 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 555 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 556 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id=" | 556 | ····</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="8935695020-12">(</span><span·class="p"·data-group-id="8935695020-13">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p"·data-group-id="8935695020-13">}</[·...·truncated·by·diffoscope;·len:·232,·SHA:·c62ea60c1a1b57bd3b6f692465867e1544009272488c9e5a1e1b758647dc610b·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 557 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id=" | 557 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="8935695020-15">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_CONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ConnectStr</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·0c1d7a2300a880b7dff55b3a9547e76f9113e071f42b6436d301bd6080408248·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 558 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id=" | 558 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="8935695020-16">(</span><span·class="n">Port</span><span·class="p"·data-group-id="8935695020-16">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 559 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 559 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 560 | ············</span><span·class="p"·data-group-id=" | 560 | ············</span><span·class="p"·data-group-id="8935695020-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="8935695020-17">}</span><span·class="p">;</span><span·class="w"> |
| 561 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 561 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 562 | ············</span><span·class="n">Error</span><span·class="w"> | 562 | ············</span><span·class="n">Error</span><span·class="w"> |
| 563 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 563 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 564 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 564 | </span><span·class="nf">disconnect</span><span·class="p"·data-group-id="8935695020-18">(</span><span·class="n">Port</span><span·class="p"·data-group-id="8935695020-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 565 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id=" | 565 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="8935695020-19">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_DISCONNECT</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·f5f32fefe79d571b8da12573e104f95fd0ef32ed169a2eb0ddfdaa6bd22fc24c·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 566 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="2699936977-20">(</span><span·class="n">Port</span><span·class="p"·data-group-id="2699936977-20">)</span><span·class="p">,</span><span·class="w"> | ||
| 567 | ····</span><span·class="n | 566 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="8935695020-20">(</span><span·class="n">Port</span><span·class="p"·data-group-id="8935695020-20">)</span><span·class="p">,</span><span·class="w"> |
| 567 | ····</span><span·class="nf">port_close</span><span·class="p"·data-group-id="8935695020-21">(</span><span·class="n">Port</span><span·class="p"·data-group-id="8935695020-21">)</span><span·class="p">,</span><span·class="w"> | ||
| 568 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> | 568 | ····</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> |
| 569 | </span><span·class="nf">select</span><span·class="p"·data-group-id=" | 569 | </span><span·class="nf">select</span><span·class="p"·data-group-id="8935695020-22">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Query</span><span·class="p"·data-group-id="8935695020-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 570 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id=" | 570 | ····</span><span·class="nf">port_control</span><span·class="p"·data-group-id="8935695020-23">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">DRV_SELECT</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Query</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·a85f06989e1821adf8d262e2e6408efc9157d8ee0e06d69d25e9075a128db7f8·...·]-23">)</span><span·class="p">,</span><span·class="w"> |
| 571 | ····</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id=" | 571 | ····</span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="8935695020-24">(</span><span·class="n">Port</span><span·class="p"·data-group-id="8935695020-24">)</span><span·class="p">.</span><span·class="w"> |
| 572 | </span><span·class="nf">return_port_data</span><span·class="p"·data-group-id=" | 572 | </span><span·class="nf">return_port_data</span><span·class="p"·data-group-id="8935695020-25">(</span><span·class="n">Port</span><span·class="p"·data-group-id="8935695020-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 573 | ····</span><span·class="k">receive</span><span·class="w"> | 573 | ····</span><span·class="k">receive</span><span·class="w"> |
| 574 | ········</span><span·class="p"·data-group-id=" | 574 | ········</span><span·class="p"·data-group-id="8935695020-26">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8935695020-27">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><[·...·truncated·by·diffoscope;·len:·94,·SHA:·c75ab7d57a08e06c59df6320516aa6086c3a28f685432113adb31c78817d2311·...·]-26">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 575 | ············</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id=" | 575 | ············</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="8935695020-28">(</span><span·class="n">Data</span><span·class="p"·data-group-id="8935695020-28">)</span><span·class="w"> |
| 576 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·Erlang·code·is·slightly·different,·as·we·do·not·return·the·result | 576 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·Erlang·code·is·slightly·different,·as·we·do·not·return·the·result |
| 577 | synchronously·from·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>,·instead·we·get·it·from·<a·href="../../../erts-15.2.3/doc/html/erl_driver.html#driver_output"·title=""><code·class="inline">driver_output</code></a>·as | 577 | synchronously·from·<a·href="erlang.html#port_control/3"><code·class="inline">port_control/3</code></a>,·instead·we·get·it·from·<a·href="../../../erts-15.2.3/doc/html/erl_driver.html#driver_output"·title=""><code·class="inline">driver_output</code></a>·as |
| 578 | data·in·the·message·queue.·The·function·<code·class="inline">return_port_data</code>·above·receives·data | 578 | data·in·the·message·queue.·The·function·<code·class="inline">return_port_data</code>·above·receives·data |
| 579 | from·the·port.·As·the·data·is·in·binary·format,·we·use | 579 | from·the·port.·As·the·data·is·in·binary·format,·we·use |
| 580 | <a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·to·convert·it·to·an·Erlang·term.·Notice | 580 | <a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>·to·convert·it·to·an·Erlang·term.·Notice |
| 581 | that·the·driver·is·opened·in·binary·mode·(<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·is | 581 | that·the·driver·is·opened·in·binary·mode·(<a·href="erlang.html#open_port/2"><code·class="inline">open_port/2</code></a>·is |
| 582 | called·with·option·<code·class="inline">[binary]</code>).·This·means·that·data·sent·from·the·driver·to·the | 582 | called·with·option·<code·class="inline">[binary]</code>).·This·means·that·data·sent·from·the·driver·to·the |
| Offset 677, 59 lines modified | Offset 677, 59 lines modified | ||
| 677 | ····*rp++·=·ERL_DRV_LIST; | 677 | ····*rp++·=·ERL_DRV_LIST; |
| 678 | ····*rp++·=·n+1; | 678 | ····*rp++·=·n+1; |
| 679 | ····driver_output_term(port,·result,·result_n); | 679 | ····driver_output_term(port,·result,·result_n); |
| 680 | ····delete[]·result; | 680 | ····delete[]·result; |
| 681 | ····delete·d; | 681 | ····delete·d; |
| 682 | }</code></pre><p>This·driver·is·called·like·the·others·from·Erlang.·However,·as·we·use | 682 | }</code></pre><p>This·driver·is·called·like·the·others·from·Erlang.·However,·as·we·use |
| 683 | <a·href="../../../erts-15.2.3/doc/html/erl_driver.html#driver_output_term"·title=""><code·class="inline">driver_output_term</code></a>,·there·is·no·need·to·call·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·The·Erlang·code | 683 | <a·href="../../../erts-15.2.3/doc/html/erl_driver.html#driver_output_term"·title=""><code·class="inline">driver_output_term</code></a>,·there·is·no·need·to·call·<a·href="erlang.html#binary_to_term/1"><code·class="inline">binary_to_term/1</code></a>.·The·Erlang·code |
| 684 | is·in·the·sample·file·<code·class="inline">next_perm.erl</code>.</p><p>The·input·is·changed·into·a·list·of·integers·and·sent·to·the·driver.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="96 | 684 | is·in·the·sample·file·<code·class="inline">next_perm.erl</code>.</p><p>The·input·is·changed·into·a·list·of·integers·and·sent·to·the·driver.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9623407786-1">(</span><span·class="ss">next_perm</span><span·class="p"·data-group-id="9623407786-1">)</span><span·class="p">.</span><span·class="w"> |
| 685 | </span><span·class="w"> | 685 | </span><span·class="w"> |
| 686 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="96 | 686 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9623407786-2">(</span><span·class="p"·data-group-id="9623407786-3">[</span><span·class="ss">next_perm</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prev_perm</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·377,·SHA:·55a9a8dd5e38a1082b11ed3201769e7dd833e8505df60371d15f5ecf5ef268dc·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 687 | </span><span·class="nf">load</span><span·class="p"·data-group-id="96 | 687 | </span><span·class="nf">load</span><span·class="p"·data-group-id="9623407786-4">(</span><span·class="p"·data-group-id="9623407786-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 688 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id="96 | 688 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">whereis</span><span·class="p"·data-group-id="9623407786-5">(</span><span·class="ss">next_perm</span><span·class="p"·data-group-id="9623407786-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 689 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 689 | ········</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 690 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="96 | 690 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">erl_ddll</span><span·class="p">:</span><span·class="nf">load_driver</span><span·class="p"·data-group-id="9623407786-6">(</span><span·class="s">"."</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"next_perm"</span><span·class="p"·data-group-id="9623407786-6">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 691 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 691 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 692 | ················</span><span·class="p"·data-group-id="96 | 692 | ················</span><span·class="p"·data-group-id="9623407786-7">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">already_loaded</span><span·class="p"·data-group-id="9623407786-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 693 | ················</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="96 | 693 | ················</span><span·class="n">E</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">exit</span><span·class="p"·data-group-id="9623407786-8">(</span><span·class="n">E</span><span·class="p"·data-group-id="9623407786-8">)</span><span·class="w"> |
| 694 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 694 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 695 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="96 | 695 | ············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">open_port</span><span·class="p"·data-group-id="9623407786-9">(</span><span·class="p"·data-group-id="9623407786-10">{</span><span·class="nb">spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"next_perm"</span><span·class="p"·data-group-id="9623407786-10">}</span><span·c[·...·truncated·by·diffoscope;·len:·190,·SHA:·d453251f2897e82bc643623eb48fab15cb7a05c0f250614a71a4b4ad5d7ad7cc·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 696 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id="96 | 696 | ············</span><span·class="nf">register</span><span·class="p"·data-group-id="9623407786-12">(</span><span·class="ss">next_perm</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="9623407786-12">)</span><span·class="p">;</span><span·class="w"> |
| 697 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 697 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 698 | ············</span><span·class="ss">ok</span><span·class="w"> | 698 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 699 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 699 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 700 | </span><span·class="nf">list_to_integer_binaries</span><span·class="p"·data-group-id="96 | 700 | </span><span·class="nf">list_to_integer_binaries</span><span·class="p"·data-group-id="9623407786-13">(</span><span·class="n">L</span><span·class="p"·data-group-id="9623407786-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 701 | ····</span><span·class="p"·data-group-id="96 | 701 | ····</span><span·class="p"·data-group-id="9623407786-14">[</span><span·class="p"·data-group-id="9623407786-15"><<</span><span·class="n">I</span><span·class="p">:</span><span·class="mi">32</span><span·class="o">/</span><span·class="ss">integer</span><span·class="o">-</span><span·class="ss">nati[·...·truncated·by·diffoscope;·len:·308,·SHA:·905b55778ddaf60b84ef2ac9b8190b83358c1350f4edae9afc59819909017ebc·...·]-14">]</span><span·class="p">.</span><span·class="w"> |
| 702 | </span><span·class="nf">next_perm</span><span·class="p"·data-group-id="96 | 702 | </span><span·class="nf">next_perm</span><span·class="p"·data-group-id="9623407786-16">(</span><span·class="n">L</span><span·class="p"·data-group-id="9623407786-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 703 | ····</span><span·class="nf">next_perm</span><span·class="p"·data-group-id="96 | 703 | ····</span><span·class="nf">next_perm</span><span·class="p"·data-group-id="9623407786-17">(</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="9623407786-17">)</span><span·class="p">.</span><span·class="w"> |
| 704 | </span><span·class="nf">prev_perm</span><span·class="p"·data-group-id="96 | 704 | </span><span·class="nf">prev_perm</span><span·class="p"·data-group-id="9623407786-18">(</span><span·class="n">L</span><span·class="p"·data-group-id="9623407786-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 417 | ······<p·class="built-using"> | 417 | ······<p·class="built-using"> |
| 418 | ········Built·using | 418 | ········Built·using |
| 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 421 | ······</p> | 421 | ······</p> |
| 422 | <p>Copyright·©·1996-202 | 422 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 423 | ····</footer> | 423 | ····</footer> |
| 424 | ··</div> | 424 | ··</div> |
| 425 | </main> | 425 | </main> |
| 426 | </div> | 426 | </div> |
| 427 | <script> | 427 | <script> |
| 428 | ··function·mermaidLoaded()·{ | 428 | ··function·mermaidLoaded()·{ |
| 429 | ····mermaid.initialize({ | 429 | ····mermaid.initialize({ |
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| 301 | ······<p·class="built-using"> | 301 | ······<p·class="built-using"> |
| 302 | ········Built·using | 302 | ········Built·using |
| 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 305 | ······</p> | 305 | ······</p> |
| 306 | <p>Copyright·©·1996-202 | 306 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 307 | ····</footer> | 307 | ····</footer> |
| 308 | ··</div> | 308 | ··</div> |
| 309 | </main> | 309 | </main> |
| 310 | </div> | 310 | </div> |
| 311 | <script> | 311 | <script> |
| 312 | ··function·mermaidLoaded()·{ | 312 | ··function·mermaidLoaded()·{ |
| 313 | ····mermaid.initialize({ | 313 | ····mermaid.initialize({ |
| Offset 149, 26 lines modified | Offset 149, 26 lines modified | ||
| 149 | runtime·system,·more·specifically·to·the·<code·class="inline">init</code>·system·process,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p><p>The·<code·class="inline">init</code>·process·itself·interprets·some·of·these·flags,·the·<em>init·flags</em>.·It | 149 | runtime·system,·more·specifically·to·the·<code·class="inline">init</code>·system·process,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p><p>The·<code·class="inline">init</code>·process·itself·interprets·some·of·these·flags,·the·<em>init·flags</em>.·It |
| 150 | also·stores·any·remaining·flags,·the·<em>user·flags</em>.·The·latter·can·be·retrieved | 150 | also·stores·any·remaining·flags,·the·<em>user·flags</em>.·The·latter·can·be·retrieved |
| 151 | by·calling·<a·href="init.html#get_argument/1"><code·class="inline">init:get_argument/1</code></a>.</p><p>A·small·number·of·"-"·flags·exist,·which·now·actually·are·emulator·flags,·see | 151 | by·calling·<a·href="init.html#get_argument/1"><code·class="inline">init:get_argument/1</code></a>.</p><p>A·small·number·of·"-"·flags·exist,·which·now·actually·are·emulator·flags,·see |
| 152 | the·description·below.</p></li><li><p>Plain·arguments·are·not·interpreted·in·any·way.·They·are·also·stored·by·the | 152 | the·description·below.</p></li><li><p>Plain·arguments·are·not·interpreted·in·any·way.·They·are·also·stored·by·the |
| 153 | <code·class="inline">init</code>·process·and·can·be·retrieved·by·calling·<a·href="init.html#get_plain_arguments/0"><code·class="inline">init:get_plain_arguments/0</code></a>. | 153 | <code·class="inline">init</code>·process·and·can·be·retrieved·by·calling·<a·href="init.html#get_plain_arguments/0"><code·class="inline">init:get_plain_arguments/0</code></a>. |
| 154 | Plain·arguments·can·occur·before·the·first·flag,·or·after·a·<code·class="inline">--</code>·flag.·Also, | 154 | Plain·arguments·can·occur·before·the·first·flag,·or·after·a·<code·class="inline">--</code>·flag.·Also, |
| 155 | the·<code·class="inline">-extra</code>·flag·causes·everything·that·follows·to·become·plain·arguments.</p></li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+W·w·-sname·arnie·+R·9·-s·my_init·-extra·+bertie</span><span·class="gp·unselectable"> | 155 | the·<code·class="inline">-extra</code>·flag·causes·everything·that·follows·to·become·plain·arguments.</p></li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+W·w·-sname·arnie·+R·9·-s·my_init·-extra·+bertie</span><span·class="gp·unselectable"> |
| 156 | (arnie@host)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 156 | (arnie@host)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="7081037686-1">(</span><span·class="ss">sname</span><span·class="p"·data-group-id="7081037686-1">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="7081037686-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7081037686-3">[</span><span·class="p"·data-group-id="7081037686-4">[</span><span·class="s">"arnie"</span><span·class="p"·data-group-id="7081037[·...·truncated·by·diffoscope;·len:·109,·SHA:·08038d6ac9781c6adbb4ee70bf201c9971dceaf32b7908f75770937fd3207340·...·]-2">}</span><span·class="gp·unselectable"> |
| 158 | (arnie@host)2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id=" | 158 | (arnie@host)2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="7081037686-5">(</span><span·class="p"·data-group-id="7081037686-5">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id=" | 159 | </span><span·class="p"·data-group-id="7081037686-6">[</span><span·class="s">"+bertie"</span><span·class="p"·data-group-id="7081037686-6">]</span></code></pre><p>Here·<code·class="inline">+W·w</code>·and·<code·class="inline">+R·9</code>·are·emulator·flags.·<code·class="inline">-s·my_init</code>·is·an·init·flag, |
| 160 | interpreted·by·<code·class="inline">init</code>.·<code·class="inline">-sname·arnie</code>·is·a·user·flag,·stored·by·<code·class="inline">init</code>.·It·is | 160 | interpreted·by·<code·class="inline">init</code>.·<code·class="inline">-sname·arnie</code>·is·a·user·flag,·stored·by·<code·class="inline">init</code>.·It·is |
| 161 | read·by·Kernel·and·causes·the·Erlang·runtime·system·to·become·distributed. | 161 | read·by·Kernel·and·causes·the·Erlang·runtime·system·to·become·distributed. |
| 162 | Finally,·everything·after·<code·class="inline">-extra</code>·(that·is,·<code·class="inline">+bertie</code>)·is·considered·as·plain | 162 | Finally,·everything·after·<code·class="inline">-extra</code>·(that·is,·<code·class="inline">+bertie</code>)·is·considered·as·plain |
| 163 | arguments.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-myflag·1</span><span·class="gp·unselectable"> | 163 | arguments.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-myflag·1</span><span·class="gp·unselectable"> |
| 164 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 164 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="3074187110-1">(</span><span·class="ss">myflag</span><span·class="p"·data-group-id="3074187110-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="3074187110-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3074187110-3">[</span><span·class="p"·data-group-id="3074187110-4">[</span><span·class="s">"1"</span><span·class="p"·data-group-id="3074187110-[·...·truncated·by·diffoscope;·len:·105,·SHA:·ac8ec46181d101b211122fe23738c84e2bcf3b28456b11e57c23b550d778116a·...·]-2">}</span><span·class="gp·unselectable"> |
| 166 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id=" | 166 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="3074187110-5">(</span><span·class="p"·data-group-id="3074187110-5">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="p"·data-group-id=" | 167 | </span><span·class="p"·data-group-id="3074187110-6">[</span><span·class="p"·data-group-id="3074187110-6">]</span></code></pre><p>Here·the·user·flag·<code·class="inline">-myflag·1</code>·is·passed·to·and·stored·by·the·<code·class="inline">init</code>·process.·It |
| 168 | is·a·user-defined·flag,·presumably·used·by·some·user-defined·application.</p><h2·id="flags"·class="section-heading"> | 168 | is·a·user-defined·flag,·presumably·used·by·some·user-defined·application.</p><h2·id="flags"·class="section-heading"> |
| 169 | ··<a·href="#flags"·class="hover-link"> | 169 | ··<a·href="#flags"·class="hover-link"> |
| 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 171 | ··</a> | 171 | ··</a> |
| 172 | ··<span·class="text">Flags</span> | 172 | ··<span·class="text">Flags</span> |
| 173 | </h2> | 173 | </h2> |
| 174 | <p>In·the·following·list,·init·flags·are·marked·"(init·flag)".·Unless·otherwise | 174 | <p>In·the·following·list,·init·flags·are·marked·"(init·flag)".·Unless·otherwise |
| Offset 700, 15 lines modified | Offset 700, 15 lines modified | ||
| 700 | processes)·into·a·smaller·set·of·schedulers·when·schedulers·frequently·run | 700 | processes)·into·a·smaller·set·of·schedulers·when·schedulers·frequently·run |
| 701 | out·of·work.·When·disabled,·the·frequency·with·which·schedulers·run·out·of | 701 | out·of·work.·When·disabled,·the·frequency·with·which·schedulers·run·out·of |
| 702 | work·is·not·taken·into·account·by·the·load·balancing·logic.</p><p><code·class="inline">+scl·false</code>·is·similar·to·<a·href="#%2Bsub"><code·class="inline">+sub·true</code></a>,·but·<code·class="inline">+sub·true</code> | 702 | work·is·not·taken·into·account·by·the·load·balancing·logic.</p><p><code·class="inline">+scl·false</code>·is·similar·to·<a·href="#%2Bsub"><code·class="inline">+sub·true</code></a>,·but·<code·class="inline">+sub·true</code> |
| 703 | also·balances·scheduler·utilization·between·schedulers.</p></li><li><p><strong><code·class="inline"·id="+sct">+sct·CpuTopology</code></strong>·-·Sets·a·user-defined·CPU·topology. | 703 | also·balances·scheduler·utilization·between·schedulers.</p></li><li><p><strong><code·class="inline"·id="+sct">+sct·CpuTopology</code></strong>·-·Sets·a·user-defined·CPU·topology. |
| 704 | The·user-defined·CPU·topology·overrides | 704 | The·user-defined·CPU·topology·overrides |
| 705 | any·automatically·detected·CPU·topology.·The·CPU·topology·is·used·when | 705 | any·automatically·detected·CPU·topology.·The·CPU·topology·is·used·when |
| 706 | <a·href="#%2Bsbt">binding·schedulers·to·logical·processors</a>.·This·option·must·be·before | 706 | <a·href="#%2Bsbt">binding·schedulers·to·logical·processors</a>.·This·option·must·be·before |
| 707 | <a·href="#%2Bsbt"><code·class="inline">+sbt</code></a>·on·the·command-line.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 707 | <a·href="#%2Bsbt"><code·class="inline">+sbt</code></a>·on·the·command-line.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8429782711-1">(</span><span·class="p"·data-group-id="8429782711-1">)</span><span·class="p">;</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="mi">65535</span><span·class="w"> |
| 708 | </span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="o">-</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w"> | 708 | </span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="o">-</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w"> |
| 709 | </span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w"> | 709 | </span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Id</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdRange</span><span·class="o">></span><span·class="w"> |
| 710 | </span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w"> | 710 | </span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="o"><</span><span·class="n">IdOrIdRange</span><span·class="o">></span><span·class="w"> |
| 711 | </span><span·class="o"><</span><span·class="n">LogicalIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 711 | </span><span·class="o"><</span><span·class="n">LogicalIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| 712 | </span><span·class="o"><</span><span·class="n">ThreadIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">T</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">t</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 712 | </span><span·class="o"><</span><span·class="n">ThreadIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">T</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">t</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| 713 | </span><span·class="o"><</span><span·class="n">CoreIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">C</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">c</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 713 | </span><span·class="o"><</span><span·class="n">CoreIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">C</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">c</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| 714 | </span><span·class="o"><</span><span·class="n">ProcessorIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">p</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> | 714 | </span><span·class="o"><</span><span·class="n">ProcessorIds</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">p</span><span·class="o"><</span><span·class="n">IdList</span><span·class="o">></span><span·class="w"> |
| Offset 733, 30 lines modified | Offset 733, 30 lines modified | ||
| 733 | node.</li><li><code·class="inline"><LogicalIds><ThreadIds><CoreIds><NodeIds><ProcessorIds></code>,·that·is,·thread | 733 | node.</li><li><code·class="inline"><LogicalIds><ThreadIds><CoreIds><NodeIds><ProcessorIds></code>,·that·is,·thread |
| 734 | is·part·of·a·core·that·is·part·of·a·NUMA·node,·which·is·part·of·a | 734 | is·part·of·a·core·that·is·part·of·a·NUMA·node,·which·is·part·of·a |
| 735 | processor.</li></ul><p>A·CPU·topology·can·consist·of·both·processor·external,·and·processor | 735 | processor.</li></ul><p>A·CPU·topology·can·consist·of·both·processor·external,·and·processor |
| 736 | internal·NUMA·nodes·as·long·as·each·logical·processor·belongs·to·only·one | 736 | internal·NUMA·nodes·as·long·as·each·logical·processor·belongs·to·only·one |
| 737 | NUMA·node.·If·<code·class="inline"><ProcessorIds></code>·is·omitted,·its·default·position·is·before | 737 | NUMA·node.·If·<code·class="inline"><ProcessorIds></code>·is·omitted,·its·default·position·is·before |
| 738 | <code·class="inline"><NodeIds></code>.·That·is,·the·default·is·processor·external·NUMA·nodes.</p><p>If·a·list·of·identifiers·is·used·in·an·<code·class="inline"><IdDefs></code>:</p><ul><li><code·class="inline"><LogicalIds></code>·must·be·a·list·of·identifiers.</li><li>At·least·one·other·identifier·type·besides·<code·class="inline"><LogicalIds></code>·must·also·have·a | 738 | <code·class="inline"><NodeIds></code>.·That·is,·the·default·is·processor·external·NUMA·nodes.</p><p>If·a·list·of·identifiers·is·used·in·an·<code·class="inline"><IdDefs></code>:</p><ul><li><code·class="inline"><LogicalIds></code>·must·be·a·list·of·identifiers.</li><li>At·least·one·other·identifier·type·besides·<code·class="inline"><LogicalIds></code>·must·also·have·a |
| 739 | list·of·identifiers.</li><li>All·lists·of·identifiers·must·produce·the·same·number·of·identifiers.</li></ul><p>A·simple·example.·A·single·quad·core·processor·can·be·described·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-3c0-3</span><span·class="gp·unselectable"> | 739 | list·of·identifiers.</li><li>All·lists·of·identifiers·must·produce·the·same·number·of·identifiers.</li></ul><p>A·simple·example.·A·single·quad·core·processor·can·be·described·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-3c0-3</span><span·class="gp·unselectable"> |
| 740 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="5 | 740 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="4599418146-1">(</span><span·class="ss">cpu_topology</span><span·class="p"·data-group-id="4599418146-1">)</span><span·class="p">.</span><span·class="w"> |
| 741 | </span><span·class="p"·data-group-id="5 | 741 | </span><span·class="p"·data-group-id="4599418146-2">[</span><span·class="p"·data-group-id="4599418146-3">{</span><span·class="ss">processor</span><span·class="p">,</span><span·class="p"·data-group-id="4599418146-4">[</span><span·class="p"·data-group-id="4599418146-5">{</span><span·class="ss">c[·...·truncated·by·diffoscope;·len:·261,·SHA:·4fed1eec2b79f1653cd6b958357ddf05f310db15d5b303db3909139cc70c67c5·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 742 | ·············</span><span·class="p"·data-group-id="5 | 742 | ·············</span><span·class="p"·data-group-id="4599418146-7">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="4599418146-8">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="4599418146-8">}</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·286fa2eae7c9e623879a1771c6781e452b3d58ba1ff057a65ea3bf6dd318d687·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 743 | ·············</span><span·class="p"·data-group-id="5 | 743 | ·············</span><span·class="p"·data-group-id="4599418146-9">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="4599418146-10">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4599418146-10">}<[·...·truncated·by·diffoscope;·len:·47,·SHA:·f544dcdb5e0ee4b685d7bfd29f388b409ad78be9de424377c64b01d08aaef16c·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 744 | ·············</span><span·class="p"·data-group-id="5 | 744 | ·············</span><span·class="p"·data-group-id="4599418146-11">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="4599418146-12">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="4599418146-12">}[·...·truncated·by·diffoscope;·len:·208,·SHA:·741c8b7389d1c049f3d4e055c11ea7acf958b14e196d0958bc106e63cb9f4152·...·]-2">]</span></code></pre><p>A·more·complicated·example·with·two·quad·core·processors,·each·processor·in |
| 745 | its·own·NUMA·node.·The·ordering·of·logical·processors·is·a·bit·weird.·This | 745 | its·own·NUMA·node.·The·ordering·of·logical·processors·is·a·bit·weird.·This |
| 746 | to·give·a·better·example·of·identifier·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-1,3-2c0-3p0N0:L7,4,6-5c0-3p1N1</span><span·class="gp·unselectable"> | 746 | to·give·a·better·example·of·identifier·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·+sct·L0-1,3-2c0-3p0N0:L7,4,6-5c0-3p1N1</span><span·class="gp·unselectable"> |
| 747 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 747 | 1>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="2951535605-1">(</span><span·class="ss">cpu_topology</span><span·class="p"·data-group-id="2951535605-1">)</span><span·class="p">.</span><span·class="w"> |
| 748 | </span><span·class="p"·data-group-id=" | 748 | </span><span·class="p"·data-group-id="2951535605-2">[</span><span·class="p"·data-group-id="2951535605-3">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-4">[</span><span·class="p"·data-group-id="2951535605-5">{</span><span·class="ss">proces[·...·truncated·by·diffoscope;·len:·419,·SHA:·3696e3aab96150a417f2d5e5971c7a5c383daa3dae0d56f0f64e7eaefd56f3bc·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 749 | ····················</span><span·class="p"·data-group-id=" | 749 | ····················</span><span·class="p"·data-group-id="2951535605-9">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-10">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2951535605-10">}<[·...·truncated·by·diffoscope;·len:·47,·SHA:·a1ffcabfe064fe0a45d70ddd96f8fef51df5bd84210fc61224794e1ba4e4b234·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 750 | ····················</span><span·class="p"·data-group-id=" | 750 | ····················</span><span·class="p"·data-group-id="2951535605-11">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-12">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="2951535605-12">}[·...·truncated·by·diffoscope;·len:·48,·SHA:·23699f59388ee3cd63b52fbc1a9fe4e22a0788142cac00ce05c4bdf443a1a19e·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 751 | ····················</span><span·class="p"·data-group-id=" | 751 | ····················</span><span·class="p"·data-group-id="2951535605-13">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-14">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="2951535605-14">}[·...·truncated·by·diffoscope;·len:·261,·SHA:·da417e50f73bc0191749fcccc48828f6cd88f77d4b8941cc493ceeca5be2907e·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 752 | ·</span><span·class="p"·data-group-id=" | 752 | ·</span><span·class="p"·data-group-id="2951535605-15">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-16">[</span><span·class="p"·data-group-id="2951535605-17">{</span><span·class="ss">processor</span><span·class="p">,</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·373,·SHA:·da225d7af0f066c64c53f2f1debc896f0de1705ad806d61d911ccfaa2c675f2b·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 753 | ····················</span><span·class="p"·data-group-id=" | 753 | ····················</span><span·class="p"·data-group-id="2951535605-21">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-22">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="2951535605-22">}[·...·truncated·by·diffoscope;·len:·48,·SHA:·23699f59388ee3cd63b52fbc1a9fe4e22a0788142cac00ce05c4bdf443a1a19e·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 754 | ····················</span><span·class="p"·data-group-id=" | 754 | ····················</span><span·class="p"·data-group-id="2951535605-23">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-24">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="2951535605-24">}[·...·truncated·by·diffoscope;·len:·48,·SHA:·23699f59388ee3cd63b52fbc1a9fe4e22a0788142cac00ce05c4bdf443a1a19e·...·]-23">}</span><span·class="p">,</span><span·class="w"> |
| 755 | ····················</span><span·class="p"·data-group-id=" | 755 | ····················</span><span·class="p"·data-group-id="2951535605-25">{</span><span·class="ss">core</span><span·class="p">,</span><span·class="p"·data-group-id="2951535605-26">{</span><span·class="ss">logical</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="2951535605-26">}[·...·truncated·by·diffoscope;·len:·318,·SHA:·1d9c4a05b7754e70bf3869d6657f253ef0af0c3a371668b733a5f01d69dea2eb·...·]-2">]</span></code></pre><p>As·long·as·real·identifiers·are·correct,·it·is·OK·to·pass·a·CPU·topology |
| 756 | that·is·not·a·correct·description·of·the·CPU·topology.·When·used·with·care | 756 | that·is·not·a·correct·description·of·the·CPU·topology.·When·used·with·care |
| 757 | this·can·be·very·useful.·This·to·trick·the·emulator·to·bind·its·schedulers | 757 | this·can·be·very·useful.·This·to·trick·the·emulator·to·bind·its·schedulers |
| 758 | as·you·want.·For·example,·if·you·want·to·run·multiple·Erlang·runtime·systems | 758 | as·you·want.·For·example,·if·you·want·to·run·multiple·Erlang·runtime·systems |
| 759 | on·the·same·machine,·you·want·to·reduce·the·number·of·schedulers·used·and | 759 | on·the·same·machine,·you·want·to·reduce·the·number·of·schedulers·used·and |
| 760 | manipulate·the·CPU·topology·so·that·they·bind·to·different·logical·CPUs.·An | 760 | manipulate·the·CPU·topology·so·that·they·bind·to·different·logical·CPUs.·An |
| 761 | example,·with·two·Erlang·runtime·systems·on·a·quad·core·machine:</p><pre><code·class="text">%·erl·+sct·L0-3c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·one | 761 | example,·with·two·Erlang·runtime·systems·on·a·quad·core·machine:</p><pre><code·class="text">%·erl·+sct·L0-3c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·one |
| 762 | %·erl·+sct·L3-0c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·two</code></pre><p>In·this·example,·each·runtime·system·have·two·schedulers·each·online,·and | 762 | %·erl·+sct·L3-0c0-3·+sbt·db·+S3:2·-detached·-noinput·-noshell·-sname·two</code></pre><p>In·this·example,·each·runtime·system·have·two·schedulers·each·online,·and |
| Offset 923, 18 lines modified | Offset 923, 18 lines modified | ||
| 923 | </h2> | 923 | </h2> |
| 924 | <p>The·standard·Erlang/OTP·system·can·be·reconfigured·to·change·the·default | 924 | <p>The·standard·Erlang/OTP·system·can·be·reconfigured·to·change·the·default |
| 925 | behavior·on·startup.</p><ul><li><p><strong>The·<code·class="inline">.erlang</code>·startup·file</strong>·-·When·Erlang/OTP·is·started,·the·system | 925 | behavior·on·startup.</p><ul><li><p><strong>The·<code·class="inline">.erlang</code>·startup·file</strong>·-·When·Erlang/OTP·is·started,·the·system |
| 926 | searches·for·a·file·named·<code·class="inline">.erlang</code>·in·the | 926 | searches·for·a·file·named·<code·class="inline">.erlang</code>·in·the |
| 927 | <a·href="init.html#home">user's·home·directory</a>·and·then | 927 | <a·href="init.html#home">user's·home·directory</a>·and·then |
| 928 | <a·href="../../../lib/stdlib-6.2.1/doc/html/filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.</p><p>If·an·<code·class="inline">.erlang</code>·file·is·found,·it·is·assumed·to·contain·valid·Erlang | 928 | <a·href="../../../lib/stdlib-6.2.1/doc/html/filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.</p><p>If·an·<code·class="inline">.erlang</code>·file·is·found,·it·is·assumed·to·contain·valid·Erlang |
| 929 | expressions.·These·expressions·are·evaluated·as·if·they·were·input·to·the | 929 | expressions.·These·expressions·are·evaluated·as·if·they·were·input·to·the |
| 930 | shell.</p><p>A·typical·<code·class="inline">.erlang</code>·file·contains·a·set·of·search·paths,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 930 | shell.</p><p>A·typical·<code·class="inline">.erlang</code>·file·contains·a·set·of·search·paths,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8168404969-1">(</span><span·class="s">"executing·user·profile·in·$HOME/.erlang\n"</span><span·class="p">,</span><span·class="p"·data-group-id="8168404969-2">[</span><span·class="p"·data-group-id="8168404969-2">]</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·5da0efd5f49243833487af8d51f2a3d278401d0bf12ca4a2c721d8cec8de4eab·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 931 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id=" | 931 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id="8168404969-3">(</span><span·class="s">"/home/calvin/test/ebin"</span><span·class="p"·data-group-id="8168404969-3">)</span><span·class="p">.</span><span·class="w"> |
| 932 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id=" | 932 | </span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">add_path</span><span·class="p"·data-group-id="8168404969-4">(</span><span·class="s">"/home/hobbes/bigappl-1.2/ebin"</span><span·class="p"·data-group-id="8168404969-4">)</span><span·class="p">.</span><span·class="w"> |
| 933 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 933 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8168404969-5">(</span><span·class="s">".erlang·rc·finished\n"</span><span·class="p">,</span><span·class="p"·data-group-id="8168404969-6">[</span><span·class="p"·data-group-id="8168404969-6">]</span><span·class="p"·data-group-id="8168404969-5">)</span><span·class="p">.</span></code></pre></li><li><p><strong>user_default</strong>·and·<strong>shell_default</strong>·-·Functions·in·the·shell·that·are·not |
| 934 | prefixed·by·a·module·name·are·assumed·to·be·functional·objects·(funs), | 934 | prefixed·by·a·module·name·are·assumed·to·be·functional·objects·(funs), |
| 935 | built-in·functions·(BIFs),·or·belong·to·the·module·<code·class="inline">user_default</code>·or | 935 | built-in·functions·(BIFs),·or·belong·to·the·module·<code·class="inline">user_default</code>·or |
| 936 | <code·class="inline">shell_default</code>.</p><p>To·include·private·shell·commands,·define·them·in·a·module·<code·class="inline">user_default</code>·and | 936 | <code·class="inline">shell_default</code>.</p><p>To·include·private·shell·commands,·define·them·in·a·module·<code·class="inline">user_default</code>·and |
| 937 | add·the·following·argument·as·the·first·line·in·the·<code·class="inline">.erlang</code>·file:</p><pre><code·class="text">code:load_abs("..../user_default").</code></pre></li><li><p><strong>erl</strong>·-·If·the·contents·of·<code·class="inline">.erlang</code>·are·changed·and·a·private·version·of | 937 | add·the·following·argument·as·the·first·line·in·the·<code·class="inline">.erlang</code>·file:</p><pre><code·class="text">code:load_abs("..../user_default").</code></pre></li><li><p><strong>erl</strong>·-·If·the·contents·of·<code·class="inline">.erlang</code>·are·changed·and·a·private·version·of |
| 938 | <code·class="inline">user_default</code>·is·defined,·the·Erlang/OTP·environment·can·be·customized.·More | 938 | <code·class="inline">user_default</code>·is·defined,·the·Erlang/OTP·environment·can·be·customized.·More |
| 939 | powerful·changes·can·be·made·by·supplying·command-line·arguments·in·the | 939 | powerful·changes·can·be·made·by·supplying·command-line·arguments·in·the |
| 940 | startup·script·<code·class="inline">erl</code>.·For·more·information,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p></li></ul><h2·id="see-also"·class="section-heading"> | 940 | startup·script·<code·class="inline">erl</code>.·For·more·information,·see·<a·href="init.html"><code·class="inline">init</code></a>.</p></li></ul><h2·id="see-also"·class="section-heading"> |
| Offset 988, 15 lines modified | Offset 988, 15 lines modified | ||
| 988 | ······<p·class="built-using"> | 988 | ······<p·class="built-using"> |
| 989 | ········Built·using | 989 | ········Built·using |
| 990 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 990 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 991 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 991 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 992 | ······</p> | 992 | ······</p> |
| 993 | <p>Copyright·©·1996-202 | 993 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 994 | ····</footer> | 994 | ····</footer> |
| 995 | ··</div> | 995 | ··</div> |
| 996 | </main> | 996 | </main> |
| 997 | </div> | 997 | </div> |
| 998 | <script> | 998 | <script> |
| 999 | ··function·mermaidLoaded()·{ | 999 | ··function·mermaidLoaded()·{ |
| 1000 | ····mermaid.initialize({ | 1000 | ····mermaid.initialize({ |
| Offset 252, 32 lines modified | Offset 252, 32 lines modified | ||
| 252 | --- | 252 | --- |
| 253 | sequenceDiagram | 253 | sequenceDiagram |
| 254 | ····participant·client·as·Client·(or·Node) | 254 | ····participant·client·as·Client·(or·Node) |
| 255 | ····participant·EPMD | 255 | ····participant·EPMD |
| 256 | ···· | 256 | ···· |
| 257 | ····client·->>·EPMD:·NAMES_REQ | 257 | ····client·->>·EPMD:·NAMES_REQ |
| 258 | ····EPMD·-->>·client:·NAMES_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td></tr></tbody></table><p><em>Table:·NAMES_REQ·(110)</em></p><p>The·response·for·a·<code·class="inline">NAMES_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·NAMES_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·active·node.·When·all·<code·class="inline">NodeInfo</code>·has | 258 | ····EPMD·-->>·client:·NAMES_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td></tr></tbody></table><p><em>Table:·NAMES_REQ·(110)</em></p><p>The·response·for·a·<code·class="inline">NAMES_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·NAMES_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·active·node.·When·all·<code·class="inline">NodeInfo</code>·has |
| 259 | been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 259 | been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="1067761211-1">(</span><span·class="s">"name·~ts·at·port·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1067761211-2">[</span><span·[·...·truncated·by·diffoscope;·len:·194,·SHA:·efcbe4584ee94f8376d9f835866330fc7073d2268daa99706d75941c679669d8·...·]-1">)</span><span·class="p">.</span></code></pre><h3·id="dump-all-data-from-epmd"·class="section-heading"> |
| 260 | ··<a·href="#dump-all-data-from-epmd"·class="hover-link"> | 260 | ··<a·href="#dump-all-data-from-epmd"·class="hover-link"> |
| 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 262 | ··</a> | 262 | ··</a> |
| 263 | ··<span·class="text">Dump·All·Data·from·EPMD</span> | 263 | ··<span·class="text">Dump·All·Data·from·EPMD</span> |
| 264 | </h3> | 264 | </h3> |
| 265 | <p>This·request·is·not·really·used,·it·is·to·be·regarded·as·a·debug·feature.</p><pre><code·class="mermaid">--- | 265 | <p>This·request·is·not·really·used,·it·is·to·be·regarded·as·a·debug·feature.</p><pre><code·class="mermaid">--- |
| 266 | title:·Dump·All·Data·from·EPMD | 266 | title:·Dump·All·Data·from·EPMD |
| 267 | --- | 267 | --- |
| 268 | sequenceDiagram | 268 | sequenceDiagram |
| 269 | ····participant·client·as·Client·(or·Node) | 269 | ····participant·client·as·Client·(or·Node) |
| 270 | ····participant·EPMD | 270 | ····participant·EPMD |
| 271 | ···· | 271 | ···· |
| 272 | ····client·->>·EPMD:·DUMP_REQ | 272 | ····client·->>·EPMD:·DUMP_REQ |
| 273 | ····EPMD·-->>·client:·DUMP_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">100</code></td></tr></tbody></table><p><em>Table:·DUMP_REQ</em></p><p>The·response·for·a·<code·class="inline">DUMP_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·DUMP_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·node·kept·in·the·EPMD.·When·all | 273 | ····EPMD·-->>·client:·DUMP_RESP</code></pre><table><thead><tr><th·style="text-align:·left;">1</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">100</code></td></tr></tbody></table><p><em>Table:·DUMP_REQ</em></p><p>The·response·for·a·<code·class="inline">DUMP_REQ</code>·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">4</th><th·style="text-align:·left;"></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">EPMDPortNo</code></td><td·style="text-align:·left;"><code·class="inline">NodeInfo*</code></td></tr></tbody></table><p><em>Table:·DUMP_RESP</em></p><p><code·class="inline">NodeInfo</code>·is·a·string·written·for·each·node·kept·in·the·EPMD.·When·all |
| 274 | <code·class="inline">NodeInfo</code>·has·been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 274 | <code·class="inline">NodeInfo</code>·has·been·written·the·connection·is·closed·by·the·EPMD.</p><p><code·class="inline">NodeInfo</code>·is,·as·expressed·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8506360547-1">(</span><span·class="s">"active·name·····~ts·at·port·</span><span·class="si">~p</span><span·class="s">,·fd·=·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 275 | ··········</span><span·class="p"·data-group-id=" | 275 | ··········</span><span·class="p"·data-group-id="8506360547-2">[</span><span·class="n">NodeName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="8506360547-2">]</span><s[·...·truncated·by·diffoscope;·len:·266,·SHA:·36417729fd9cbacae519817cdca05b8681ad61b248dad602f93885a647753958·...·]-1">(</span><span·class="s">"old/unused·name·~ts·at·port·</span><span·class="si">~p</span><span·class="s">,·fd·=·</span><span·class="si">~p</span><span·class="s">·</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 276 | ··········</span><span·class="p"·data-group-id=" | 276 | ··········</span><span·class="p"·data-group-id="0583251827-2">[</span><span·class="n">NodeName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="0583251827-2">]</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·f53ad06434e6b41e140bf960dc399d3d0a1d6ba1e85f5bdd40c58ce69047ff8f·...·]-1">)</span><span·class="p">.</span></code></pre><h3·id="kill-epmd"·class="section-heading"> |
| 277 | ··<a·href="#kill-epmd"·class="hover-link"> | 277 | ··<a·href="#kill-epmd"·class="hover-link"> |
| 278 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 278 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 279 | ··</a> | 279 | ··</a> |
| 280 | ··<span·class="text">Kill·EPMD</span> | 280 | ··<span·class="text">Kill·EPMD</span> |
| 281 | </h3> | 281 | </h3> |
| 282 | <p>This·request·kills·the·running·EPMD.·It·is·almost·never·used.</p><pre><code·class="mermaid">--- | 282 | <p>This·request·kills·the·running·EPMD.·It·is·almost·never·used.</p><pre><code·class="mermaid">--- |
| 283 | title:·Kill·EPMD | 283 | title:·Kill·EPMD |
| Offset 407, 54 lines modified | Offset 407, 54 lines modified | ||
| 407 | received·from·<code·class="inline">A</code>·is·correct·and·generates·a·digest·from·the·challenge | 407 | received·from·<code·class="inline">A</code>·is·correct·and·generates·a·digest·from·the·challenge |
| 408 | received·from·<code·class="inline">A</code>.·The·digest·is·then·sent·to·<code·class="inline">A</code>.·The·message·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">16</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">'a'</code></td><td·style="text-align:·left;"><code·class="inline">Digest</code></td></tr></tbody></table><p><em>Table:·The·challenge_ack·message</em></p><p><code·class="inline">Digest</code>·is·the·digest·calculated·by·<code·class="inline">B</code>·for·<code·class="inline">A</code>'s·challenge.</p></li><li><p><strong>7)·check</strong>·-·<code·class="inline">A</code>·checks·the·digest·from·<code·class="inline">B</code>·and·the·connection·is·up.</p></li></ul><h3·id="semigraphic-view"·class="section-heading"> | 408 | received·from·<code·class="inline">A</code>.·The·digest·is·then·sent·to·<code·class="inline">A</code>.·The·message·is·as·follows:</p><table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">16</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">'a'</code></td><td·style="text-align:·left;"><code·class="inline">Digest</code></td></tr></tbody></table><p><em>Table:·The·challenge_ack·message</em></p><p><code·class="inline">Digest</code>·is·the·digest·calculated·by·<code·class="inline">B</code>·for·<code·class="inline">A</code>'s·challenge.</p></li><li><p><strong>7)·check</strong>·-·<code·class="inline">A</code>·checks·the·digest·from·<code·class="inline">B</code>·and·the·connection·is·up.</p></li></ul><h3·id="semigraphic-view"·class="section-heading"> |
| 409 | ··<a·href="#semigraphic-view"·class="hover-link"> | 409 | ··<a·href="#semigraphic-view"·class="hover-link"> |
| 410 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 410 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 411 | ··</a> | 411 | ··</a> |
| 412 | ··<span·class="text">Semigraphic·View</span> | 412 | ··<span·class="text">Semigraphic·View</span> |
| 413 | </h3> | 413 | </h3> |
| 414 | <pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="p"·data-group-id=" | 414 | <pre><code·class="makeup·erlang"·translate="no"><span·class="n">A</span><span·class="w">·</span><span·class="p"·data-group-id="1597086393-1">(</span><span·class="ss">initiator</span><span·class="p"·data-group-id="1597086393-1">)</span><span·class="w">······································</span><span·class="n">B</span><span·class="w">·</span><span·class="p"·data-group-id="15970863[·...·truncated·by·diffoscope;·len:·85,·SHA:·1e4204e2971365f177893568b46dc778bb2d3e05cd77480c25df60ed9b588148·...·]93-2">)</span><span·class="w"> |
| 415 | </span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">connect</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> | 415 | </span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">connect</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> |
| 416 | ···················································</span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">accept</span><span·class="w"> | 416 | ···················································</span><span·class="n">TCP</span><span·class="w">·</span><span·class="ss">accept</span><span·class="w"> |
| 417 | </span><span·class="ss">send_name</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> | 417 | </span><span·class="ss">send_name</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">></span><span·class="w"> |
| 418 | ···················································</span><span·class="ss">recv_name</span><span·class="w"> | 418 | ···················································</span><span·class="ss">recv_name</span><span·class="w"> |
| 419 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_status</span><span·class="w"> | 419 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_status</span><span·class="w"> |
| 420 | </span><span·class="nf">recv_status</span><span·class="w"> | 420 | </span><span·class="nf">recv_status</span><span·class="w"> |
| 421 | </span><span·class="p"·data-group-id=" | 421 | </span><span·class="p"·data-group-id="1597086393-3">(</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">status</span><span·class="w">·</span><span·class="ss">was</span><span·class="w">·</span><span·class="ss">'alive'</span><span·class="w"> |
| 422 | ·</span><span·class="ss">send_status</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 422 | ·</span><span·class="ss">send_status</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 423 | ···················································</span><span·class="ss">recv_status</span><span·class="p"·data-group-id=" | 423 | ···················································</span><span·class="ss">recv_status</span><span·class="p"·data-group-id="1597086393-3">)</span><span·class="w"> |
| 424 | ··························</span><span·class="p"·data-group-id=" | 424 | ··························</span><span·class="p"·data-group-id="1597086393-4">(</span><span·class="n">ChB</span><span·class="p"·data-group-id="1597086393-4">)</span><span·class="w">······················</span><span·class="n">ChB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·117,·SHA:·f2d38a94e76c3b0230e0d208a365a8d1ab7613e4fa5c2bdc5b0c573e6a27ab5c·...·]93-5">)</span><span·class="w"> |
| 425 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_challenge</span><span·class="w"> | 425 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">send_challenge</span><span·class="w"> |
| 426 | </span><span·class="nf">recv_challenge</span><span·class="w"> | 426 | </span><span·class="nf">recv_challenge</span><span·class="w"> |
| 427 | </span><span·class="p"·data-group-id=" | 427 | </span><span·class="p"·data-group-id="1597086393-6">(</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">old</span><span·class="w">·</span><span·class="ss">send_name</span><span·class="w"> |
| 428 | ·</span><span·class="ss">send_complement</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 428 | ·</span><span·class="ss">send_complement</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 429 | ···················································</span><span·class="ss">recv_complement</span><span·class="p"·data-group-id=" | 429 | ···················································</span><span·class="ss">recv_complement</span><span·class="p"·data-group-id="1597086393-6">)</span><span·class="w"> |
| 430 | </span><span·class="n">ChA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_challenge</span><span·class="p"·data-group-id=" | 430 | </span><span·class="n">ChA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_challenge</span><span·class="p"·data-group-id="1597086393-7">(</span><span·class="p"·data-group-id="1597086393-7">)</span><span·class="p">,</span><span·class="w"> |
| 431 | </span><span·class="n">OCA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id=" | 431 | </span><span·class="n">OCA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id="1597086393-8">(</span><span·class="n">B</span><span·class="p"·data-group-id="1597086393-8">)</span><span·class="p">,</span><span·class="w"> |
| 432 | </span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id=" | 432 | </span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id="1597086393-9">(</span><span·class="n">ChB</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OCA</span><span·class="p"·data-group-id="1597086393-9">)</span><span·class="w"> |
| 433 | ··························</span><span·class="p"·data-group-id=" | 433 | ··························</span><span·class="p"·data-group-id="1597086393-10">(</span><span·class="n">ChA</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DiA</span><span·class="p"·data-group-id="1597086393-10">)</span><span·class="w"> |
| 434 | </span><span·class="ss">send_challenge_reply</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w"> | 434 | </span><span·class="ss">send_challenge_reply</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w"> |
| 435 | ···················································</span><span·class="ss">recv_challenge_reply</span><span·class="w"> | 435 | ···················································</span><span·class="ss">recv_challenge_reply</span><span·class="w"> |
| 436 | ···················································</span><span·class="n">ICB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id=" | 436 | ···················································</span><span·class="n">ICB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id="1597086393-11">(</span><span·class="n">A</span><span·class="p"·data-group-id="1597086393-11">)</span><span·class="p">,</span><span·class="w"> |
| 437 | ···················································</span><span·class="nc">check</span><span·class="p">:</span><span·class="w"> | 437 | ···················································</span><span·class="nc">check</span><span·class="p">:</span><span·class="w"> |
| 438 | ···················································</span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id=" | 438 | ···················································</span><span·class="n">DiA</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id="1597086393-12">(</span><span·class="n">ChB</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ICB</span><span·class="p"·data-group-id="1597086393-12">)</span><span·class="o">?</span><span·class="w"> |
| 439 | </span><span·class="w">···················································</span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> | 439 | </span><span·class="w">···················································</span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> |
| 440 | ····················································</span><span·class="n">OCB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id=" | 440 | ····················································</span><span·class="n">OCB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">out_cookie</span><span·class="p"·data-group-id="1597086393-13">(</span><span·class="n">A</span><span·class="p"·data-group-id="1597086393-13">)</span><span·class="p">,</span><span·class="w"> |
| 441 | ····················································</span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id=" | 441 | ····················································</span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="w">·</span><span·class="p"·data-group-id="1597086393-14">(</span><span·class="n">ChA</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OCB</span><span·class="p"·data-group-id="1597086393-14">)</span><span·class="w"> |
| 442 | ··························</span><span·class="p"·data-group-id=" | 442 | ··························</span><span·class="p"·data-group-id="1597086393-15">(</span><span·class="n">DiB</span><span·class="p"·data-group-id="1597086393-15">)</span><span·class="w"> |
| 443 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w">·</span><span·class="ss">send_challenge_ack</span><span·class="w"> | 443 | ··</span><span·class="o"><-</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w">·</span><span·class="ss">send_challenge_ack</span><span·class="w"> |
| 444 | </span><span·class="ss">recv_challenge_ack</span><span·class="w">··································</span><span·class="n">DONE</span><span·class="w"> | 444 | </span><span·class="ss">recv_challenge_ack</span><span·class="w">··································</span><span·class="n">DONE</span><span·class="w"> |
| 445 | </span><span·class="n">ICA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id=" | 445 | </span><span·class="n">ICA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">in_cookie</span><span·class="p"·data-group-id="1597086393-16">(</span><span·class="n">B</span><span·class="p"·data-group-id="1597086393-16">)</span><span·class="p">,</span><span·class="w">································</span><span·class="o">-</span><span·class="w">·</span><span·class="nc">else</span><span·class="p">:</span><span·class="w"> |
| 446 | </span><span·class="nc">check</span><span·class="p">:</span><span·class="w">··············································</span><span·class="n">CLOSE</span><span·class="w"> | 446 | </span><span·class="nc">check</span><span·class="p">:</span><span·class="w">··············································</span><span·class="n">CLOSE</span><span·class="w"> |
| 447 | </span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id=" | 447 | </span><span·class="n">DiB</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">gen_digest</span><span·class="p"·data-group-id="1597086393-17">(</span><span·class="n">ChA</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ICA</span><span·class="p"·data-group-id="1597086393-17">)</span><span·class="o">?</span><span·class="w"> |
| 448 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> | 448 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">if</span><span·class="w">·</span><span·class="n">OK</span><span·class="p">:</span><span·class="w"> |
| 449 | ·</span><span·class="n">DONE</span><span·class="w"> | 449 | ·</span><span·class="n">DONE</span><span·class="w"> |
| 450 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">else</span><span·class="p">:</span><span·class="w"> | 450 | </span><span·class="p">-</span><span·class="w">·</span><span·class="na">else</span><span·class="p">:</span><span·class="w"> |
| 451 | ·</span><span·class="n">CLOSE</span></code></pre><p><a·href=""·id="dflags"></a></p><h3·id="distribution-flags"·class="section-heading"> | 451 | ·</span><span·class="n">CLOSE</span></code></pre><p><a·href=""·id="dflags"></a></p><h3·id="distribution-flags"·class="section-heading"> |
| 452 | ··<a·href="#distribution-flags"·class="hover-link"> | 452 | ··<a·href="#distribution-flags"·class="hover-link"> |
| 453 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 453 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 454 | ··</a> | 454 | ··</a> |
| Offset 762, 15 lines modified | Offset 762, 15 lines modified | ||
| 762 | ······<p·class="built-using"> | 762 | ······<p·class="built-using"> |
| 763 | ········Built·using | 763 | ········Built·using |
| 764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 766 | ······</p> | 766 | ······</p> |
| 767 | <p>Copyright·©·1996-202 | 767 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 768 | ····</footer> | 768 | ····</footer> |
| 769 | ··</div> | 769 | ··</div> |
| 770 | </main> | 770 | </main> |
| 771 | </div> | 771 | </div> |
| 772 | <script> | 772 | <script> |
| 773 | ··function·mermaidLoaded()·{ | 773 | ··function·mermaidLoaded()·{ |
| 774 | ····mermaid.initialize({ | 774 | ····mermaid.initialize({ |
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| 1773 | ······<p·class="built-using"> | 1773 | ······<p·class="built-using"> |
| 1774 | ········Built·using | 1774 | ········Built·using |
| 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1777 | ······</p> | 1777 | ······</p> |
| 1778 | <p>Copyright·©·1996-202 | 1778 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1779 | ····</footer> | 1779 | ····</footer> |
| 1780 | ··</div> | 1780 | ··</div> |
| 1781 | </main> | 1781 | </main> |
| 1782 | </div> | 1782 | </div> |
| 1783 | <script> | 1783 | <script> |
| 1784 | ··function·mermaidLoaded()·{ | 1784 | ··function·mermaidLoaded()·{ |
| 1785 | ····mermaid.initialize({ | 1785 | ····mermaid.initialize({ |
| Offset 436, 15 lines modified | Offset 436, 15 lines modified | ||
| 436 | ··</a> | 436 | ··</a> |
| 437 | ··<span·class="text">SMALL_BIG_EXT</span> | 437 | ··<span·class="text">SMALL_BIG_EXT</span> |
| 438 | </h2> | 438 | </h2> |
| 439 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Bignums·are·stored·in·unary·form·with·a·<code·class="inline">Sign</code>·byte,·that·is,·0·if·the·bignum·is | 439 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">110</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Bignums·are·stored·in·unary·form·with·a·<code·class="inline">Sign</code>·byte,·that·is,·0·if·the·bignum·is |
| 440 | positive·and·1·if·it·is·negative.·The·digits·are·stored·with·the·least | 440 | positive·and·1·if·it·is·negative.·The·digits·are·stored·with·the·least |
| 441 | significant·byte·stored·first.·To·calculate·the·integer,·the·following·formula | 441 | significant·byte·stored·first.·To·calculate·the·integer,·the·following·formula |
| 442 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">256</span><span·class="w"> | 442 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">256</span><span·class="w"> |
| 443 | </span><span·class="p"·data-group-id=" | 443 | </span><span·class="p"·data-group-id="2955292275-1">(</span><span·class="ss">d0</span><span·class="o">*</span><span·class="n">B</span><span·class="err">^</span><span·class="mi">0</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="ss">d1</span><span·class[·...·truncated·by·diffoscope;·len:·952,·SHA:·49603051e72fdf01d7e1297f14b9402085f626358aaabb10b787234511a34ebd·...·]-1">)</span></code></pre><h2·id="large_big_ext"·class="section-heading"> |
| 444 | ··<a·href="#large_big_ext"·class="hover-link"> | 444 | ··<a·href="#large_big_ext"·class="hover-link"> |
| 445 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 445 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 446 | ··</a> | 446 | ··</a> |
| 447 | ··<span·class="text">LARGE_BIG_EXT</span> | 447 | ··<span·class="text">LARGE_BIG_EXT</span> |
| 448 | </h2> | 448 | </h2> |
| 449 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">4</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">111</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Same·as·<a·href="erl_ext_dist.html#small_big_ext"><code·class="inline">SMALL_BIG_EXT</code></a>·except·that·the·length | 449 | <table><thead><tr><th·style="text-align:·left;">1</th><th·style="text-align:·left;">4</th><th·style="text-align:·left;">1</th><th·style="text-align:·left;">n</th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">111</code></td><td·style="text-align:·left;"><code·class="inline">n</code></td><td·style="text-align:·left;"><code·class="inline">Sign</code></td><td·style="text-align:·left;"><code·class="inline">d(0)</code>·...·<code·class="inline">d(n-1)</code></td></tr></tbody></table><p>Same·as·<a·href="erl_ext_dist.html#small_big_ext"><code·class="inline">SMALL_BIG_EXT</code></a>·except·that·the·length |
| 450 | field·is·an·unsigned·4·byte·integer.</p><h2·id="reference_ext-deprecated"·class="section-heading"> | 450 | field·is·an·unsigned·4·byte·integer.</p><h2·id="reference_ext-deprecated"·class="section-heading"> |
| Offset 621, 15 lines modified | Offset 621, 15 lines modified | ||
| 621 | ······<p·class="built-using"> | 621 | ······<p·class="built-using"> |
| 622 | ········Built·using | 622 | ········Built·using |
| 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 625 | ······</p> | 625 | ······</p> |
| 626 | <p>Copyright·©·1996-202 | 626 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 627 | ····</footer> | 627 | ····</footer> |
| 628 | ··</div> | 628 | ··</div> |
| 629 | </main> | 629 | </main> |
| 630 | </div> | 630 | </div> |
| 631 | <script> | 631 | <script> |
| 632 | ··function·mermaidLoaded()·{ | 632 | ··function·mermaidLoaded()·{ |
| 633 | ····mermaid.initialize({ | 633 | ····mermaid.initialize({ |
| Offset 161, 27 lines modified | Offset 161, 27 lines modified | ||
| 161 | } | 161 | } |
| 162 | static·ErlNifFunc·nif_funcs[]·= | 162 | static·ErlNifFunc·nif_funcs[]·= |
| 163 | { | 163 | { |
| 164 | ····{"hello",·0,·hello} | 164 | ····{"hello",·0,·hello} |
| 165 | }; | 165 | }; |
| 166 | ERL_NIF_INIT(niftest,nif_funcs,NULL,NULL,NULL,NULL)</code></pre><p>The·Erlang·module·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 166 | ERL_NIF_INIT(niftest,nif_funcs,NULL,NULL,NULL,NULL)</code></pre><p>The·Erlang·module·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0371389839-1">(</span><span·class="ss">niftest</span><span·class="p"·data-group-id="0371389839-1">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="w"> | 167 | </span><span·class="w"> |
| 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 168 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0371389839-2">(</span><span·class="p"·data-group-id="0371389839-3">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hello</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·3c7d85afde75c50c509eca30f9012f76407de6b27dfb134c69e972751da44bd4·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="w"> | 169 | </span><span·class="w"> |
| 170 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id=" | 170 | </span><span·class="p">-</span><span·class="na">nifs</span><span·class="p"·data-group-id="0371389839-4">(</span><span·class="p"·data-group-id="0371389839-5">[</span><span·class="ss">hello</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0371389839-5">]</span><span·class="p"·data-group-id="0371389839-4">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="w"> | 171 | </span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id=" | 172 | </span><span·class="p">-</span><span·class="na">on_load</span><span·class="p"·data-group-id="0371389839-6">(</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0371389839-6">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">init</span><span·class="p"·data-group-id="0371389839-7">(</span><span·class="p"·data-group-id="0371389839-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 174 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="0371389839-8">(</span><span·class="s">"./niftest"</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="0371389839-8">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">hello</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">hello</span><span·class="p"·data-group-id="0371389839-9">(</span><span·class="p"·data-group-id="0371389839-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id=" | 176 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">nif_error</span><span·class="p"·data-group-id="0371389839-10">(</span><span·class="s">"NIF·library·not·loaded"</span><span·class="p"·data-group-id="0371389839-10">)</span><span·class="p">.</span></code></pre><p>Compile·and·test·can·look·as·follows·(on·Linux):</p><pre><code·class="text">$>·gcc·-fPIC·-shared·-o·niftest.so·niftest.c·-I·$ERL_ROOT/usr/include/ |
| 177 | $>·erl | 177 | $>·erl |
| 178 | 1>·c(niftest). | 178 | 1>·c(niftest). |
| 179 | {ok,niftest} | 179 | {ok,niftest} |
| 180 | 2>·niftest:hello(). | 180 | 2>·niftest:hello(). |
| 181 | "Hello·world!"</code></pre><p>In·the·example·above·the·<a·href="../../../doc/system/code_loading.html#on_load"><em><code·class="inline">on_load</code></em></a> | 181 | "Hello·world!"</code></pre><p>In·the·example·above·the·<a·href="../../../doc/system/code_loading.html#on_load"><em><code·class="inline">on_load</code></em></a> |
| 182 | directive·is·used·get·function·<code·class="inline">init</code>·called·automatically·when·the·module·is | 182 | directive·is·used·get·function·<code·class="inline">init</code>·called·automatically·when·the·module·is |
| Offset 2873, 15 lines modified | Offset 2873, 15 lines modified | ||
| 2873 | ······<p·class="built-using"> | 2873 | ······<p·class="built-using"> |
| 2874 | ········Built·using | 2874 | ········Built·using |
| 2875 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2875 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2876 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2876 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2877 | ······</p> | 2877 | ······</p> |
| 2878 | <p>Copyright·©·1996-202 | 2878 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2879 | ····</footer> | 2879 | ····</footer> |
| 2880 | ··</div> | 2880 | ··</div> |
| 2881 | </main> | 2881 | </main> |
| 2882 | </div> | 2882 | </div> |
| 2883 | <script> | 2883 | <script> |
| 2884 | ··function·mermaidLoaded()·{ | 2884 | ··function·mermaidLoaded()·{ |
| 2885 | ····mermaid.initialize({ | 2885 | ····mermaid.initialize({ |
| Offset 398, 15 lines modified | Offset 398, 15 lines modified | ||
| 398 | ························when·Filename·::·<a·href="erlang.html#t:string/0">string</a>(),·FileInfo·::·<a·href="../../../lib/kernel-10.2.3/doc/html/file.html#t:file_info/0">file:file_info</a>().</pre> | 398 | ························when·Filename·::·<a·href="erlang.html#t:string/0">string</a>(),·FileInfo·::·<a·href="../../../lib/kernel-10.2.3/doc/html/file.html#t:file_info/0">file:file_info</a>().</pre> |
| 399 | ······</div> | 399 | ······</div> |
| 400 | <p>Retrieves·information·about·a·file.</p><p>Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful,·otherwise·<code·class="inline">error</code>.·<code·class="inline">FileInfo</code>·is·a | 400 | <p>Retrieves·information·about·a·file.</p><p>Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful,·otherwise·<code·class="inline">error</code>.·<code·class="inline">FileInfo</code>·is·a |
| 401 | record·<a·href="../../../lib/kernel-10.2.3/doc/html/file.html#t:file_info/0"><code·class="inline">file_info</code></a>,·defined·in·the·Kernel·include·file | 401 | record·<a·href="../../../lib/kernel-10.2.3/doc/html/file.html#t:file_info/0"><code·class="inline">file_info</code></a>,·defined·in·the·Kernel·include·file |
| 402 | ·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from·which·the | 402 | ·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from·which·the |
| 403 | function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 403 | function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8633892483-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="8633892483-1">)</span><span·class="p">.</span></code></pre><p>For·more·information·about·the·record·see·<a·href="../../../lib/kernel-10.2.3/doc/html/file.html#read_file_info/2"><code·class="inline">file:read_file_info/2</code></a>.</p><p><code·class="inline">Filename</code>·can·also·be·a·file·in·an·archive,·for·example, |
| 404 | <code·class="inline">$OTPROOT/lib/mnesia-4.4.7.ez/mnesia-4.4.7/ebin/mnesia</code>.·For·information | 404 | <code·class="inline">$OTPROOT/lib/mnesia-4.4.7.ez/mnesia-4.4.7/ebin/mnesia</code>.·For·information |
| 405 | about·archive·files,·see·<a·href="../../../lib/kernel-10.2.3/doc/html/code.html"><code·class="inline">code</code></a>.</p> | 405 | about·archive·files,·see·<a·href="../../../lib/kernel-10.2.3/doc/html/code.html"><code·class="inline">code</code></a>.</p> |
| 406 | ··</section> | 406 | ··</section> |
| 407 | </section> | 407 | </section> |
| 408 | <section·class="detail"·id="read_link_info/1"> | 408 | <section·class="detail"·id="read_link_info/1"> |
| 409 | ··<div·class="detail-header"> | 409 | ··<div·class="detail-header"> |
| Offset 486, 15 lines modified | Offset 486, 15 lines modified | ||
| 486 | ······<p·class="built-using"> | 486 | ······<p·class="built-using"> |
| 487 | ········Built·using | 487 | ········Built·using |
| 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 490 | ······</p> | 490 | ······</p> |
| 491 | <p>Copyright·©·1996-202 | 491 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 492 | ····</footer> | 492 | ····</footer> |
| 493 | ··</div> | 493 | ··</div> |
| 494 | </main> | 494 | </main> |
| 495 | </div> | 495 | </div> |
| 496 | <script> | 496 | <script> |
| 497 | ··function·mermaidLoaded()·{ | 497 | ··function·mermaidLoaded()·{ |
| 498 | ····mermaid.initialize({ | 498 | ····mermaid.initialize({ |
| Offset 145, 44 lines modified | Offset 145, 44 lines modified | ||
| 145 | ··<span·class="text">Erl·Tracer·Module·Example</span> | 145 | ··<span·class="text">Erl·Tracer·Module·Example</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>In·this·example,·a·tracer·module·with·a·NIF·back·end·sends·a·message·for·each | 147 | <p>In·this·example,·a·tracer·module·with·a·NIF·back·end·sends·a·message·for·each |
| 148 | <code·class="inline">send</code>·trace·tag·containing·only·the·sender·and·receiver.·Using·this·tracer | 148 | <code·class="inline">send</code>·trace·tag·containing·only·the·sender·and·receiver.·Using·this·tracer |
| 149 | module,·a·much·more·lightweight·message·tracer·is·used,·which·only·records·who | 149 | module,·a·much·more·lightweight·message·tracer·is·used,·which·only·records·who |
| 150 | sent·messages·to·who.</p><p>The·following·is·an·example·session·using·it·on·Linux:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">gcc</span><span·class="w">·</span><span·class="o">-</span><span·class="n">I</span><span·class="w">·</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">8.0</span><span·class="o">/</span><span·class="ss">include</span><span·class="o">/</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fPIC</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shared</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">o</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">so</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">c</span><span·class="w"> | 150 | sent·messages·to·who.</p><p>The·following·is·an·example·session·using·it·on·Linux:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">gcc</span><span·class="w">·</span><span·class="o">-</span><span·class="n">I</span><span·class="w">·</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">8.0</span><span·class="o">/</span><span·class="ss">include</span><span·class="o">/</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fPIC</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shared</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">o</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">so</span><span·class="w">·</span><span·class="ss">erl_msg_tracer</span><span·class="p">.</span><span·class="ss">c</span><span·class="w"> |
| 151 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> | 151 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w"> |
| 152 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">19</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">19</span><span·class="w">·</span><span·class="p"·data-group-id="8941436997-1">[</span><span·class="n">DEVELOPMENT</span><span·class="p"·data-group-id="8941436997-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="8941436997-2">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">8[·...·truncated·by·diffoscope;·len:·1413,·SHA:·1ff306a7eb165e3a5255c5a64237c88e4e90a626f189ab2746cf6d3df923d5d8·...·]7-8">]</span><span·class="w"> |
| 153 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V8</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id=" | 153 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V8</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id="8941436997-9">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8941436997-9">)</span><span·class="gp·unselectable"> |
| 154 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 154 | 1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="8941436997-10">(</span><span·class="ss">erl_msg_tracer</span><span·class="p"·data-group-id="8941436997-10">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">erl_msg_tracer</span><span·class="p">:</span><span·class="nf">load</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·2016c30be19e97f12280149e8773e8910f063a4adfe1b16360336b95097cfd2c·...·]7-11">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 155 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 156 | 2>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 156 | 2>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="8941436997-12">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="8941436997-13">(</span><span·class="p"·data-group-id="8941436997-13">)</span><span·class="w">·</span><span·class="p">-></span[·...·truncated·by·diffoscope;·len:·953,·SHA:·7cb203f764955334e487d088ad60095366847986608f25e0d66abf326c381b61·...·]7-12">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="o"><</span><span·class="mf">0.37</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 157 | </span><span·class="o"><</span><span·class="mf">0.37</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 158 | 3>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 158 | 3>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="8941436997-17">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8941436997-18">[</span><span·class="nb">send</span>[·...·truncated·by·diffoscope;·len:·419,·SHA:·6e135f4304499a818b9e1214303e18d168d38649f03a4d70134c9ed20ee2c1a9·...·]7-17">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="mi">0</span><span·class="w"> | 159 | </span><span·class="mi">0</span><span·class="w"> |
| 160 | </span><span·class="p"·data-group-id=" | 160 | </span><span·class="p"·data-group-id="8941436997-20">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·0d5ef73a405586da9d2abbaf0124ced121173b3c017137b20c7d174dc7347e44·...·]7-20">}</span><span·class="gp·unselectable"> |
| 161 | 4>·</span><span·class="p"·data-group-id=" | 161 | 4>·</span><span·class="p"·data-group-id="8941436997-21">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D</span><span·class="p"·data-group-id="8941436997-21">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·374,·SHA:·b5f52ab8de259bed84c04ac11b1f6f9a49b67ec636a090a2a1ac27dff64f2c87·...·]7-22">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id=" | 162 | </span><span·class="p"·data-group-id="8941436997-24">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.486</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·149,·SHA:·040b62355968eb923206d6a06e21350d3c6804d6b9131a04fe248a5fd5966d53·...·]7-24">}</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id=" | 163 | </span><span·class="p"·data-group-id="8941436997-25">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.40</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·bb1b6372aba50d7d9ee8dce5170486c4c982e8a05b335027d586ca6a493a5227·...·]7-25">}</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id=" | 164 | </span><span·class="p"·data-group-id="8941436997-26">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.487</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·3b4ecb347c8371bcd0fb7826dcc964f975af0016c99e9bfa7eadea9c09184385·...·]7-26">}</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="8941436997-27">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.488</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·3b4ecb347c8371bcd0fb7826dcc964f975af0016c99e9bfa7eadea9c09184385·...·]7-27">}</span><span·class="w"> |
| 166 | </span><span·class="p"·data-group-id=" | 166 | </span><span·class="p"·data-group-id="8941436997-28">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.489</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·3b4ecb347c8371bcd0fb7826dcc964f975af0016c99e9bfa7eadea9c09184385·...·]7-28">}</span><span·class="w"> |
| 167 | </span><span·class="p"·data-group-id=" | 167 | </span><span·class="p"·data-group-id="8941436997-29">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Port</span><span·class="o"><</span><span·class="mf">0.490</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</[·...·truncated·by·diffoscope;·len:·148,·SHA:·3b4ecb347c8371bcd0fb7826dcc964f975af0016c99e9bfa7eadea9c09184385·...·]7-29">}</span><span·class="w"> |
| 168 | </span><span·class="p"·data-group-id=" | 168 | </span><span·class="p"·data-group-id="8941436997-30">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.40</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="8941436997-30">}</span><span·class="w"> |
| 169 | </span><span·class="p"·data-group-id=" | 169 | </span><span·class="p"·data-group-id="8941436997-31">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.41</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·0d5ef73a405586da9d2abbaf0124ced121173b3c017137b20c7d174dc7347e44·...·]7-31">}</span><span·class="w"> |
| 170 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p><code·class="inline">erl_msg_tracer.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 170 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p><code·class="inline">erl_msg_tracer.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4904772152-1">(</span><span·class="ss">erl_msg_tracer</span><span·class="p"·data-group-id="4904772152-1">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="w"> | 171 | </span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 172 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4904772152-2">(</span><span·class="p"·data-group-id="4904772152-3">[</span><span·class="ss">enabled</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="nb">trace</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·244,·SHA:·bf6d3bcdd3cd7b9bf9e972c3607d02eed5f2b637858eb5197b7d846f3d0a71ca·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">load</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">load</span><span·class="p"·data-group-id="4904772152-4">(</span><span·class="p"·data-group-id="4904772152-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">load_nif</span><span·class="p"·data-group-id="4904772152-5">(</span><span·class="s">"erl_msg_tracer"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4904772152-6">[</span><span·class="p"·data-group-id="4904772152-6">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·0cc7b188e7819e9371790903738ebf7da2cc9b5f264786fcce554e15ccef83b3·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">enabled</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">enabled</span><span·class="p"·data-group-id="4904772152-7">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="4904772152-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="ss">error</span><span·class="p">.</span><span·class="w"> | 176 | ····</span><span·class="ss">error</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">trace</span><span·class="p"·data-group-id="4904772152-8">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_<[·...·truncated·by·diffoscope;·len:·119,·SHA:·458b8473a31d0c77c02f8f911f063f98694af00e39c4bb164643bd7de591f2d8·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ····</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p><code·class="inline">erl_msg_tracer.c</code>:</p><pre><code·class="c">#include·<erl_nif.h> | 178 | ····</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p><code·class="inline">erl_msg_tracer.c</code>:</p><pre><code·class="c">#include·<erl_nif.h> |
| 179 | /*·NIF·interface·declarations·*/ | 179 | /*·NIF·interface·declarations·*/ |
| 180 | static·int·load(ErlNifEnv*·env,·void**·priv_data,·ERL_NIF_TERM·load_info); | 180 | static·int·load(ErlNifEnv*·env,·void**·priv_data,·ERL_NIF_TERM·load_info); |
| 181 | static·int·upgrade(ErlNifEnv*·env,·void**·priv_data,·void**·old_priv_data,·ERL_NIF_TERM·load_info); | 181 | static·int·upgrade(ErlNifEnv*·env,·void**·priv_data,·void**·old_priv_data,·ERL_NIF_TERM·load_info); |
| 182 | static·void·unload(ErlNifEnv*·env,·void*·priv_data); | 182 | static·void·unload(ErlNifEnv*·env,·void*·priv_data); |
| Offset 1657, 15 lines modified | Offset 1657, 15 lines modified | ||
| 1657 | ······<p·class="built-using"> | 1657 | ······<p·class="built-using"> |
| 1658 | ········Built·using | 1658 | ········Built·using |
| 1659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1661 | ······</p> | 1661 | ······</p> |
| 1662 | <p>Copyright·©·1996-202 | 1662 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1663 | ····</footer> | 1663 | ····</footer> |
| 1664 | ··</div> | 1664 | ··</div> |
| 1665 | </main> | 1665 | </main> |
| 1666 | </div> | 1666 | </div> |
| 1667 | <script> | 1667 | <script> |
| 1668 | ··function·mermaidLoaded()·{ | 1668 | ··function·mermaidLoaded()·{ |
| 1669 | ····mermaid.initialize({ | 1669 | ····mermaid.initialize({ |
| Offset 295, 15 lines modified | Offset 295, 15 lines modified | ||
| 295 | ······<p·class="built-using"> | 295 | ······<p·class="built-using"> |
| 296 | ········Built·using | 296 | ········Built·using |
| 297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 299 | ······</p> | 299 | ······</p> |
| 300 | <p>Copyright·©·1996-202 | 300 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 301 | ····</footer> | 301 | ····</footer> |
| 302 | ··</div> | 302 | ··</div> |
| 303 | </main> | 303 | </main> |
| 304 | </div> | 304 | </div> |
| 305 | <script> | 305 | <script> |
| 306 | ··function·mermaidLoaded()·{ | 306 | ··function·mermaidLoaded()·{ |
| 307 | ····mermaid.initialize({ | 307 | ····mermaid.initialize({ |
| Offset 401, 15 lines modified | Offset 401, 15 lines modified | ||
| 401 | ······<p·class="built-using"> | 401 | ······<p·class="built-using"> |
| 402 | ········Built·using | 402 | ········Built·using |
| 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 405 | ······</p> | 405 | ······</p> |
| 406 | <p>Copyright·©·1996-202 | 406 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 407 | ····</footer> | 407 | ····</footer> |
| 408 | ··</div> | 408 | ··</div> |
| 409 | </main> | 409 | </main> |
| 410 | </div> | 410 | </div> |
| 411 | <script> | 411 | <script> |
| 412 | ··function·mermaidLoaded()·{ | 412 | ··function·mermaidLoaded()·{ |
| 413 | ····mermaid.initialize({ | 413 | ····mermaid.initialize({ |
| Offset 534, 15 lines modified | Offset 534, 15 lines modified | ||
| 534 | ······<p·class="built-using"> | 534 | ······<p·class="built-using"> |
| 535 | ········Built·using | 535 | ········Built·using |
| 536 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 536 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 537 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 537 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 538 | ······</p> | 538 | ······</p> |
| 539 | <p>Copyright·©·1996-202 | 539 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 540 | ····</footer> | 540 | ····</footer> |
| 541 | ··</div> | 541 | ··</div> |
| 542 | </main> | 542 | </main> |
| 543 | </div> | 543 | </div> |
| 544 | <script> | 544 | <script> |
| 545 | ··function·mermaidLoaded()·{ | 545 | ··function·mermaidLoaded()·{ |
| 546 | ····mermaid.initialize({ | 546 | ····mermaid.initialize({ |
| Offset 127, 57 lines modified | Offset 127, 57 lines modified | ||
| 127 | <p>Run·a·script·written·in·Erlang.</p><h2·id="synopsis"·class="section-heading"> | 127 | <p>Run·a·script·written·in·Erlang.</p><h2·id="synopsis"·class="section-heading"> |
| 128 | ··<a·href="#synopsis"·class="hover-link"> | 128 | ··<a·href="#synopsis"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Synopsis</span> | 131 | ··<span·class="text">Synopsis</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">script</span><span·class="o">-</span><span·class="ss">name</span><span·class="w">·</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">script</span><span·class="o">-</span><span·class="ss">name</span><span·class="w">·</span><span·class="p"·data-group-id="7524654157-1">[</span><span·class="ss">arg1</span><span·class="w">·</span><span·class="ss">arg2</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7524654157-1">]</span></code></pre><h2·id="description"·class="section-heading"> |
| 134 | ··<a·href="#description"·class="hover-link"> | 134 | ··<a·href="#description"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Description</span> | 137 | ··<span·class="text">Description</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p><code·class="inline">escript</code>·provides·support·for·running·short·Erlang·programs·without·having·to | 139 | <p><code·class="inline">escript</code>·provides·support·for·running·short·Erlang·programs·without·having·to |
| 140 | compile·them·first,·and·an·easy·way·to·retrieve·the·command-line·arguments. | 140 | compile·them·first,·and·an·easy·way·to·retrieve·the·command-line·arguments. |
| 141 | <code·class="inline">escript</code>s·are·created·by·either·writing·them·by·hand·or·using·<a·href="../../../lib/stdlib-6.2.1/doc/html/escript.html#create/2"><code·class="inline">escript:create/2</code></a>.</p><p>escripts·are·run·by·directly·invoking·them·(does·not·work·on·Windows):</p><pre><code·class="text">script-name·[arg1·arg2...]</code></pre><p>or·by·calling·the·<code·class="inline">escript</code>·program·(works·on·all·platforms):</p><pre><code·class="text">escript·[escript-flags]·script-name.escript·[arg1·arg2...]</code></pre><p>For·example:</p><pre><code·class="text">$·chmod·u+x·factorial | 141 | <code·class="inline">escript</code>s·are·created·by·either·writing·them·by·hand·or·using·<a·href="../../../lib/stdlib-6.2.1/doc/html/escript.html#create/2"><code·class="inline">escript:create/2</code></a>.</p><p>escripts·are·run·by·directly·invoking·them·(does·not·work·on·Windows):</p><pre><code·class="text">script-name·[arg1·arg2...]</code></pre><p>or·by·calling·the·<code·class="inline">escript</code>·program·(works·on·all·platforms):</p><pre><code·class="text">escript·[escript-flags]·script-name.escript·[arg1·arg2...]</code></pre><p>For·example:</p><pre><code·class="text">$·chmod·u+x·factorial |
| 142 | $·cat·factorial</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript | 142 | $·cat·factorial</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript |
| 143 | </span><span·class="c1">%%·-*-·erlang·-*-</span><span·class="w"> | 143 | </span><span·class="c1">%%·-*-·erlang·-*-</span><span·class="w"> |
| 144 | </span><span·class="c1">%%!·-sname·factorial·-mnesia·debug·verbose</span><span·class="w"> | 144 | </span><span·class="c1">%%!·-sname·factorial·-mnesia·debug·verbose</span><span·class="w"> |
| 145 | </span><span·class="nf">main</span><span·class="p"·data-group-id=" | 145 | </span><span·class="nf">main</span><span·class="p"·data-group-id="0273710872-1">(</span><span·class="p"·data-group-id="0273710872-2">[</span><span·class="n">String</span><span·class="p"·data-group-id="0273710872-2">]</span><span·class="p"·data-group-id="0273710872-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 146 | ····</span><span·class="k">try</span><span·class="w"> | 146 | ····</span><span·class="k">try</span><span·class="w"> |
| 147 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_integer</span><span·class="p"·data-group-id=" | 147 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_integer</span><span·class="p"·data-group-id="0273710872-3">(</span><span·class="n">String</span><span·class="p"·data-group-id="0273710872-3">)</span><span·class="p">,</span><span·class="w"> |
| 148 | ········</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 148 | ········</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="0273710872-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="0273710872-4">)</span><span·class="p">,</span><span·class="w"> |
| 149 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 149 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0273710872-5">(</span><span·class="s">"factorial·</span><span·class="si">~w</span><span·class="s">·=·</span><span·class="si">~w</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0273710[·...·truncated·by·diffoscope;·len:·180,·SHA:·7fa8d722e58e9ed61b76edc932646ff08b1f188861ce7183dfaf4834f6d35b60·...·]2-5">)</span><span·class="w"> |
| 150 | ····</span><span·class="k">catch</span><span·class="w"> | 150 | ····</span><span·class="k">catch</span><span·class="w"> |
| 151 | ········</span><span·class="p">_</span><span·class="p">:</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 151 | ········</span><span·class="p">_</span><span·class="p">:</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 152 | ············</span><span·class="nf">usage</span><span·class="p"·data-group-id=" | 152 | ············</span><span·class="nf">usage</span><span·class="p"·data-group-id="0273710872-7">(</span><span·class="p"·data-group-id="0273710872-7">)</span><span·class="w"> |
| 153 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 153 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 154 | </span><span·class="nf">main</span><span·class="p"·data-group-id=" | 154 | </span><span·class="nf">main</span><span·class="p"·data-group-id="0273710872-8">(</span><span·class="p">_</span><span·class="p"·data-group-id="0273710872-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 155 | ····</span><span·class="nf">usage</span><span·class="p"·data-group-id=" | 155 | ····</span><span·class="nf">usage</span><span·class="p"·data-group-id="0273710872-9">(</span><span·class="p"·data-group-id="0273710872-9">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="nf">usage</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">usage</span><span·class="p"·data-group-id="0273710872-10">(</span><span·class="p"·data-group-id="0273710872-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0273710872-11">(</span><span·class="s">"usage:·factorial·integer\n"</span><span·class="p"·data-group-id="0273710872-11">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ····</span><span·class="nf">halt</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nf">halt</span><span·class="p"·data-group-id="0273710872-12">(</span><span·class="mi">1</span><span·class="p"·data-group-id="0273710872-12">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">fac</span><span·class="p"·data-group-id="0273710872-13">(</span><span·class="mi">0</span><span·class="p"·data-group-id="0273710872-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 160 | </span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">fac</span><span·class="p"·data-group-id="0273710872-14">(</span><span·class="n">N</span><span·class="p"·data-group-id="0273710872-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">*</span><span·c[·...·truncated·by·diffoscope;·len:·211,·SHA:·6f14e6fcff138ffb5320cd108c621795ace18774c29a968ffbf25df1417a6aab·...·]2-15">)</span><span·class="p">.</span></code></pre><pre><code·class="text">$·./factorial·5 |
| 161 | factorial·5·=·120 | 161 | factorial·5·=·120 |
| 162 | $·./factorial | 162 | $·./factorial |
| 163 | usage:·factorial·integer | 163 | usage:·factorial·integer |
| 164 | $·./factorial·five | 164 | $·./factorial·five |
| 165 | usage:·factorial·integer</code></pre><p>The·header·of·the·Erlang·script·in·the·example·differs·from·a·normal·Erlang | 165 | usage:·factorial·integer</code></pre><p>The·header·of·the·Erlang·script·in·the·example·differs·from·a·normal·Erlang |
| 166 | module.·The·first·line·is·intended·to·be·the·interpreter·line,·which·invokes | 166 | module.·The·first·line·is·intended·to·be·the·interpreter·line,·which·invokes |
| 167 | <code·class="inline">escript</code>.</p><p>However,·if·you·invoke·the·<code·class="inline">escript</code>·as·follows,·the·contents·of·the·first·line | 167 | <code·class="inline">escript</code>.</p><p>However,·if·you·invoke·the·<code·class="inline">escript</code>·as·follows,·the·contents·of·the·first·line |
| 168 | do·not·matter,·but·it·cannot·contain·Erlang·code·as·it·will·be·ignored:</p><pre><code·class="text">$·escript·factorial·5</code></pre><p>The·second·line·in·the·example·contains·an·optional·directive·to·the·<code·class="inline">Emacs</code> | 168 | do·not·matter,·but·it·cannot·contain·Erlang·code·as·it·will·be·ignored:</p><pre><code·class="text">$·escript·factorial·5</code></pre><p>The·second·line·in·the·example·contains·an·optional·directive·to·the·<code·class="inline">Emacs</code> |
| 169 | editor,·which·causes·it·to·enter·the·major·mode·for·editing·Erlang·source·files. | 169 | editor,·which·causes·it·to·enter·the·major·mode·for·editing·Erlang·source·files. |
| 170 | If·the·directive·is·present,·it·must·be·located·on·the·second·line.</p><p>If·a·comment·selecting·the·<a·href="../../../lib/stdlib-6.2.1/doc/html/epp.html#encoding">encoding</a>·exists,·it·can·be | 170 | If·the·directive·is·present,·it·must·be·located·on·the·second·line.</p><p>If·a·comment·selecting·the·<a·href="../../../lib/stdlib-6.2.1/doc/html/epp.html#encoding">encoding</a>·exists,·it·can·be |
| 171 | located·on·the·second·line.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·encoding·specified·by·the·above·mentioned·comment·applies·to·the·script | 171 | located·on·the·second·line.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·encoding·specified·by·the·above·mentioned·comment·applies·to·the·script |
| 172 | itself.·The·encoding·of·the·I/O-server,·however,·must·be·set·explicitly·as | 172 | itself.·The·encoding·of·the·I/O-server,·however,·must·be·set·explicitly·as |
| 173 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id=" | 173 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id="5558719665-1">(</span><span·class="p"·data-group-id="5558719665-2">[</span><span·class="p"·data-group-id="5558719665-3">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·129,·SHA:·7ab5f578786051e5bc7521503b033d07d1b57cb90041b3d0de3ee756ac2a578a·...·]-1">)</span></code></pre><p>The·default·encoding·of·the·I/O-server·for |
| 174 | <a·href="../../../lib/stdlib-6.2.1/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>·is·<code·class="inline">unicode</code>·if·its·supported.·(see | 174 | <a·href="../../../lib/stdlib-6.2.1/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>·is·<code·class="inline">unicode</code>·if·its·supported.·(see |
| 175 | section | 175 | section |
| 176 | <a·href="../../../lib/stdlib-6.2.1/doc/html/unicode_usage.html#unicode_options_summary">Summary·of·Options</a>)·in | 176 | <a·href="../../../lib/stdlib-6.2.1/doc/html/unicode_usage.html#unicode_options_summary">Summary·of·Options</a>)·in |
| 177 | the·STDLIB·User's·Guide.</p></section><p>On·the·third·line·(or·second·line·depending·on·the·presence·of·the·Emacs | 177 | the·STDLIB·User's·Guide.</p></section><p>On·the·third·line·(or·second·line·depending·on·the·presence·of·the·Emacs |
| 178 | directive),·arguments·can·be·specified·to·the·emulator,·for·example:</p><pre><code·class="text">%%!·-sname·factorial·-mnesia·debug·verbose</code></pre><p>Such·an·argument·line·must·start·with·<code·class="inline">%%!</code>·and·the·remaining·line·is | 178 | directive),·arguments·can·be·specified·to·the·emulator,·for·example:</p><pre><code·class="text">%%!·-sname·factorial·-mnesia·debug·verbose</code></pre><p>Such·an·argument·line·must·start·with·<code·class="inline">%%!</code>·and·the·remaining·line·is |
| 179 | interpreted·as·arguments·to·the·emulator.</p><p>If·you·know·the·location·of·the·<code·class="inline">escript</code>·executable,·the·first·line·can | 179 | interpreted·as·arguments·to·the·emulator.</p><p>If·you·know·the·location·of·the·<code·class="inline">escript</code>·executable,·the·first·line·can |
| 180 | directly·give·the·path·to·<code·class="inline">escript</code>,·for·example:</p><pre><code·class="text">#!/usr/local/bin/escript</code></pre><p>As·any·other·type·of·scripts,·Erlang·scripts·do·not·work·on·Unix·platforms·if | 180 | directly·give·the·path·to·<code·class="inline">escript</code>,·for·example:</p><pre><code·class="text">#!/usr/local/bin/escript</code></pre><p>As·any·other·type·of·scripts,·Erlang·scripts·do·not·work·on·Unix·platforms·if |
| Offset 188, 23 lines modified | Offset 188, 23 lines modified | ||
| 188 | arguments·specified·to·the·script·(not·changed·or·interpreted·in·any·way).</p><p>If·the·<code·class="inline">main/1</code>·function·in·the·script·returns·successfully,·the·exit·status·for | 188 | arguments·specified·to·the·script·(not·changed·or·interpreted·in·any·way).</p><p>If·the·<code·class="inline">main/1</code>·function·in·the·script·returns·successfully,·the·exit·status·for |
| 189 | the·script·is·<code·class="inline">0</code>.·If·an·exception·is·generated·during·execution,·a·short | 189 | the·script·is·<code·class="inline">0</code>.·If·an·exception·is·generated·during·execution,·a·short |
| 190 | message·is·printed·and·the·script·terminates·with·exit·status·<code·class="inline">127</code>.</p><p>To·return·your·own·non-zero·exit·code,·call·<a·href="erlang.html#halt/1"><code·class="inline">halt(ExitCode)</code></a>,·for | 190 | message·is·printed·and·the·script·terminates·with·exit·status·<code·class="inline">127</code>.</p><p>To·return·your·own·non-zero·exit·code,·call·<a·href="erlang.html#halt/1"><code·class="inline">halt(ExitCode)</code></a>,·for |
| 191 | example:</p><pre><code·class="text">halt(1).</code></pre><p>To·retrieve·the·pathname·of·the·script,·call·<a·href="../../../lib/stdlib-6.2.1/doc/html/escript.html#script_name/0"><code·class="inline">escript:script_name/0</code></a>·from·your | 191 | example:</p><pre><code·class="text">halt(1).</code></pre><p>To·retrieve·the·pathname·of·the·script,·call·<a·href="../../../lib/stdlib-6.2.1/doc/html/escript.html#script_name/0"><code·class="inline">escript:script_name/0</code></a>·from·your |
| 192 | script·(the·pathname·is·usually,·but·not·always,·absolute).</p><p>If·the·file·contains·source·code·(as·in·the·example·above),·it·is·processed·by | 192 | script·(the·pathname·is·usually,·but·not·always,·absolute).</p><p>If·the·file·contains·source·code·(as·in·the·example·above),·it·is·processed·by |
| 193 | the·<a·href="../../../lib/stdlib-6.2.1/doc/html/epp.html"><code·class="inline">epp</code></a>·preprocessor.·This·means·that·you,·for·example,·can·use·predefined | 193 | the·<a·href="../../../lib/stdlib-6.2.1/doc/html/epp.html"><code·class="inline">epp</code></a>·preprocessor.·This·means·that·you,·for·example,·can·use·predefined |
| 194 | macros·(such·as·<code·class="inline">?MODULE</code>)·and·include·directives·like·the·<code·class="inline">-include_lib</code> | 194 | macros·(such·as·<code·class="inline">?MODULE</code>)·and·include·directives·like·the·<code·class="inline">-include_lib</code> |
| 195 | directive.·For·example,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 195 | directive.·For·example,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6128186438-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="6128186438-1">)</span><span·class="p">.</span></code></pre><p>to·include·the·record·definitions·for·the·records·used·by·function |
| 196 | <a·href="../../../lib/kernel-10.2.3/doc/html/file.html#read_link_info/1"><code·class="inline">file:read_link_info/1</code></a>.·You·can·also·select·encoding·by·including·an·encoding | 196 | <a·href="../../../lib/kernel-10.2.3/doc/html/file.html#read_link_info/1"><code·class="inline">file:read_link_info/1</code></a>.·You·can·also·select·encoding·by·including·an·encoding |
| 197 | comment·here,·but·if·a·valid·encoding·comment·exists·on·the·second·line,·it | 197 | comment·here,·but·if·a·valid·encoding·comment·exists·on·the·second·line,·it |
| 198 | takes·precedence.</p><p>The·script·is·checked·for·syntactic·and·semantic·correctness·before·it·is·run. | 198 | takes·precedence.</p><p>The·script·is·checked·for·syntactic·and·semantic·correctness·before·it·is·run. |
| 199 | If·there·are·warnings·(such·as·unused·variables),·they·are·printed·and·the | 199 | If·there·are·warnings·(such·as·unused·variables),·they·are·printed·and·the |
| 200 | script·will·still·be·run.·If·there·are·errors,·they·are·printed·and·the·script | 200 | script·will·still·be·run.·If·there·are·errors,·they·are·printed·and·the·script |
| 201 | will·not·be·run·and·its·exit·status·is·<code·class="inline">127</code>.</p><p>Both·the·module·declaration·and·the·export·declaration·of·the·<code·class="inline">main/1</code>·function | 201 | will·not·be·run·and·its·exit·status·is·<code·class="inline">127</code>.</p><p>Both·the·module·declaration·and·the·export·declaration·of·the·<code·class="inline">main/1</code>·function |
| 202 | are·optional.</p><p>By·default,·the·script·will·be·compiled·by·the·Erlang·compiler.</p><p>It·is·possible·to·force·it·to·be·interpreted·by·including·the·following·line | 202 | are·optional.</p><p>By·default,·the·script·will·be·compiled·by·the·Erlang·compiler.</p><p>It·is·possible·to·force·it·to·be·interpreted·by·including·the·following·line |
| 203 | somewhere·in·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id=" | 203 | somewhere·in·the·script·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">mode</span><span·class="p"·data-group-id="6420069670-1">(</span><span·class="ss">interpret</span><span·class="p"·data-group-id="6420069670-1">)</span><span·class="p">.</span></code></pre><p>Execution·of·interpreted·code·is·slower·than·compiled·code,·and·some·language |
| 204 | constructs·will·not·work,·but·there·is·no·requirement·for·the·Erlang·compiler | 204 | constructs·will·not·work,·but·there·is·no·requirement·for·the·Erlang·compiler |
| 205 | application·to·be·available.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·27·the·script·would·be·interpreted·by·default.</p></section><h2·id="precompiled-escripts"·class="section-heading"> | 205 | application·to·be·available.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>Before·Erlang/OTP·27·the·script·would·be·interpreted·by·default.</p></section><h2·id="precompiled-escripts"·class="section-heading"> |
| 206 | ··<a·href="#precompiled-escripts"·class="hover-link"> | 206 | ··<a·href="#precompiled-escripts"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Precompiled·escripts</span> | 209 | ··<span·class="text">Precompiled·escripts</span> |
| 210 | </h2> | 210 | </h2> |
| Offset 309, 15 lines modified | Offset 309, 15 lines modified | ||
| 309 | ······<p·class="built-using"> | 309 | ······<p·class="built-using"> |
| 310 | ········Built·using | 310 | ········Built·using |
| 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 313 | ······</p> | 313 | ······</p> |
| 314 | <p>Copyright·©·1996-202 | 314 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 315 | ····</footer> | 315 | ····</footer> |
| 316 | ··</div> | 316 | ··</div> |
| 317 | </main> | 317 | </main> |
| 318 | </div> | 318 | </div> |
| 319 | <script> | 319 | <script> |
| 320 | ··function·mermaidLoaded()·{ | 320 | ··function·mermaidLoaded()·{ |
| 321 | ····mermaid.initialize({ | 321 | ····mermaid.initialize({ |
| Offset 133, 33 lines modified | Offset 133, 33 lines modified | ||
| 133 | </h2> | 133 | </h2> |
| 134 | <p>Each·Erlang·process·has·its·own·stack·and·heap·which·are·allocated·in·the·same·memory·block·and·grow·towards·each·other.·When·the·stack·and·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/beam_emu.c#L387">meet</a>,·the·garbage·collector·is·triggered·and·memory·is·reclaimed.·If·not·enough·memory·was·reclaimed,·the·heap·will·grow.</p><h3·id="creating-data"·class="section-heading"> | 134 | <p>Each·Erlang·process·has·its·own·stack·and·heap·which·are·allocated·in·the·same·memory·block·and·grow·towards·each·other.·When·the·stack·and·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/beam_emu.c#L387">meet</a>,·the·garbage·collector·is·triggered·and·memory·is·reclaimed.·If·not·enough·memory·was·reclaimed,·the·heap·will·grow.</p><h3·id="creating-data"·class="section-heading"> |
| 135 | ··<a·href="#creating-data"·class="hover-link"> | 135 | ··<a·href="#creating-data"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Creating·Data</span> | 138 | ··<span·class="text">Creating·Data</span> |
| 139 | </h3> | 139 | </h3> |
| 140 | <p>Terms·are·created·on·the·heap·by·evaluating·expressions.·There·are·two·major·types·of·terms:·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L88-L97">immediate·terms</a>·which·require·no·heap·space·(small·integers,·atoms,·pids,·port·ids·etc)·and·cons·or·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L106-L120">boxed·terms</a>·(tuple,·big·num,·binaries·etc)·that·do·require·heap·space.·Immediate·terms·do·not·need·any·heap·space·because·they·are·embedded·into·the·containing·structure.</p><p>Let's·look·at·an·example·that·returns·a·tuple·with·the·newly·created·data.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">data</span><span·class="p"·data-group-id=" | 140 | <p>Terms·are·created·on·the·heap·by·evaluating·expressions.·There·are·two·major·types·of·terms:·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L88-L97">immediate·terms</a>·which·require·no·heap·space·(small·integers,·atoms,·pids,·port·ids·etc)·and·cons·or·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_term.h#L106-L120">boxed·terms</a>·(tuple,·big·num,·binaries·etc)·that·do·require·heap·space.·Immediate·terms·do·not·need·any·heap·space·because·they·are·embedded·into·the·containing·structure.</p><p>Let's·look·at·an·example·that·returns·a·tuple·with·the·newly·created·data.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">data</span><span·class="p"·data-group-id="3837080393-1">(</span><span·class="n">Foo</span><span·class="p"·data-group-id="3837080393-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 141 | ···</span><span·class="n">Cons</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 141 | ···</span><span·class="n">Cons</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3837080393-2">[</span><span·class="mi">42</span><span·class="p">|</span><span·class="n">Foo</span><span·class="p"·data-group-id="3837080393-2">]</span><span·class="p">,</span><span·class="w"> |
| 142 | ···</span><span·class="n">Literal</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 142 | ···</span><span·class="n">Literal</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3837080393-3">{</span><span·class="ss">text</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"hello·world!"</span><span·class="p"·data-group-id="3837080393-3">}</span><span·class="p">,</span><span·class="w"> |
| 143 | ···</span><span·class="p"·data-group-id=" | 143 | ···</span><span·class="p"·data-group-id="3837080393-4">{</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cons</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Literal</span><span·class="p"·data-group-id="3837080393-4">}</span><span·class="p">.</span></code></pre><p>In·this·example·we·first·create·a·new·cons·cell·with·an·integer·and·a·tuple·with·some·text.·Then·a·tuple·of·size·three·wrapping·the·other·values·with·an·atom·tag·is·created·and·returned.</p><p>On·the·heap·tuples·require·a·word·size·for·each·of·its·elements·as·well·as·for·the·header.·Cons·cells·always·require·two·words.·Adding·these·things·together,·we·get·seven·words·for·the·tuples·and·26·words·for·the·cons·cells.·The·string·<code·class="inline">"hello·world!"</code>·is·a·list·of·cons·cells·and·thus·requires·24·words.·The·atom·<code·class="inline">tag</code>·and·the·integer·<code·class="inline">42</code>·do·not·require·any·additional·heap·memory·since·it·is·an·<em>immediate</em>.·Adding·all·the·terms·together,·the·heap·space·required·in·this·example·should·be·33·words.</p><p>Compiling·this·code·to·beam·assembly·(<code·class="inline">erlc·-S</code>)·shows·exactly·what·is·happening.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p"·data-group-id=" | 144 | </span><span·class="p"·data-group-id="2250175833-1">{</span><span·class="ss">test_heap</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2250175833-1">}</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="p"·data-group-id=" | 145 | </span><span·class="p"·data-group-id="2250175833-2">{</span><span·class="ss">put_list</span><span·class="p">,</span><span·class="p"·data-group-id="2250175833-3">{</span><span·class="ss">integer</span><span·class="p">,</span><span·class="mi">42</span><span·class="p"·data-group-id="2250175833-3"[·...·truncated·by·diffoscope;·len:·458,·SHA:·a6690e2628b6ddc902698d8cd14661c0320f00afb6635d3f58837fd41433bffa·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="p"·data-group-id=" | 146 | </span><span·class="p"·data-group-id="2250175833-6">{</span><span·class="ss">put_tuple</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-group-id="2250175833-7">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="mi">0</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·3ebaf7f7187caf2930d321bc79e005b3f58efd4f4815552513bf4a9e83dc31de·...·]-6">}</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="p"·data-group-id=" | 147 | </span><span·class="p"·data-group-id="2250175833-8">{</span><span·class="nb">put</span><span·class="p">,</span><span·class="p"·data-group-id="2250175833-9">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="ss">tag</span><span·class="p"·data-group-id="2250175833-9">}</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·51414741089c353980e26b207e5b277bb0a674ccad8ab6744d858effc1252078·...·]-8">}</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="p"·data-group-id=" | 148 | </span><span·class="p"·data-group-id="2250175833-10">{</span><span·class="nb">put</span><span·class="p">,</span><span·class="p"·data-group-id="2250175833-11">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2250175833-11">}</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·00ec8ef4dce58f3a10d057cc9b3591fe2790a63ed2e5916c4028befc6bb3e113·...·]-10">}</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="p"·data-group-id=" | 149 | </span><span·class="p"·data-group-id="2250175833-12">{</span><span·class="nb">put</span><span·class="p">,</span><span·class="p"·data-group-id="2250175833-13">{</span><span·class="ss">literal</span><span·class="p">,</span><span·class="p"·data-group-id="2250175833-14">{</span><span·class="ss">te[·...·truncated·by·diffoscope;·len:·229,·SHA:·bb410a12b4e1e27f8c695a664eaae0f7beef3156aa47ead67a9fac3176de3a43·...·]-12">}</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="ss">return</span><span·class="p">.</span></code></pre><p>Looking·at·the·assembler·code·we·can·see·three·things:·The·heap·requirement·in·this·function·turns·out·to·be·only·six·words,·as·seen·by·the·<code·class="inline">{test_heap,6,1}</code>·instruction.·All·the·allocations·are·combined·to·a·single·instruction.·The·bulk·of·the·data·<code·class="inline">{text,·"hello·world!"}</code>·is·a·<em>literal</em>.·Literals,·sometimes·referred·to·as·constants,·are·not·allocated·in·the·function·since·they·are·a·part·of·the·module·and·allocated·at·load·time.</p><p>If·there·is·not·enough·space·available·on·the·heap·to·satisfy·the·<code·class="inline">test_heap</code>·instructions·request·for·memory,·then·a·garbage·collection·is·initiated.·It·may·happen·immediately·in·the·<code·class="inline">test_heap</code>·instruction,·or·it·can·be·delayed·until·a·later·time·depending·on·what·state·the·process·is·in.·If·the·garbage·collection·is·delayed,·any·memory·needed·will·be·allocated·in·heap·fragments.·Heap·fragments·are·extra·memory·blocks·that·are·a·part·of·the·young·heap,·but·are·not·allocated·in·the·contiguous·area·where·terms·normally·reside.·See·<a·href="#the-young-heap">The·young·heap</a>·for·more·details.</p><h3·id="the-collector"·class="section-heading"> | 150 | </span><span·class="ss">return</span><span·class="p">.</span></code></pre><p>Looking·at·the·assembler·code·we·can·see·three·things:·The·heap·requirement·in·this·function·turns·out·to·be·only·six·words,·as·seen·by·the·<code·class="inline">{test_heap,6,1}</code>·instruction.·All·the·allocations·are·combined·to·a·single·instruction.·The·bulk·of·the·data·<code·class="inline">{text,·"hello·world!"}</code>·is·a·<em>literal</em>.·Literals,·sometimes·referred·to·as·constants,·are·not·allocated·in·the·function·since·they·are·a·part·of·the·module·and·allocated·at·load·time.</p><p>If·there·is·not·enough·space·available·on·the·heap·to·satisfy·the·<code·class="inline">test_heap</code>·instructions·request·for·memory,·then·a·garbage·collection·is·initiated.·It·may·happen·immediately·in·the·<code·class="inline">test_heap</code>·instruction,·or·it·can·be·delayed·until·a·later·time·depending·on·what·state·the·process·is·in.·If·the·garbage·collection·is·delayed,·any·memory·needed·will·be·allocated·in·heap·fragments.·Heap·fragments·are·extra·memory·blocks·that·are·a·part·of·the·young·heap,·but·are·not·allocated·in·the·contiguous·area·where·terms·normally·reside.·See·<a·href="#the-young-heap">The·young·heap</a>·for·more·details.</p><h3·id="the-collector"·class="section-heading"> |
| 151 | ··<a·href="#the-collector"·class="hover-link"> | 151 | ··<a·href="#the-collector"·class="hover-link"> |
| 152 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 152 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 153 | ··</a> | 153 | ··</a> |
| 154 | ··<span·class="text">The·collector</span> | 154 | ··<span·class="text">The·collector</span> |
| 155 | </h3> | 155 | </h3> |
| 156 | <p>Erlang·has·a·copying·semi-space·garbage·collector.·This·means·that·when·doing·a·garbage·collection,·the·terms·are·copied·from·one·distinct·area,·called·the·<em>from·space</em>,·to·a·new·clean·area,·called·the·<em>to·space</em>.·The·collector·starts·by·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1980">scanning·the·root-set</a>·(stack,·registers,·etc).</p><p><img·src="assets/gc-start.png"·alt="Garbage·collection:·initial·values"/></p><p>It·follows·all·the·pointers·from·the·root-set·to·the·heap·and·copies·each·term·word·by·word·to·the·<em>to·space</em>.</p><p>After·the·header·word·has·been·copied·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.h#L45-L46"><em>move·marker</em></a>·is·destructively·placed·in·it·pointing·to·the·term·in·the·<em>to·space</em>.·Any·other·term·that·points·to·the·already·moved·term·will·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1125">see·this·move·marker</a>·and·copy·the·referring·pointer·instead.·For·example,·if·the·have·the·following·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 156 | <p>Erlang·has·a·copying·semi-space·garbage·collector.·This·means·that·when·doing·a·garbage·collection,·the·terms·are·copied·from·one·distinct·area,·called·the·<em>from·space</em>,·to·a·new·clean·area,·called·the·<em>to·space</em>.·The·collector·starts·by·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1980">scanning·the·root-set</a>·(stack,·registers,·etc).</p><p><img·src="assets/gc-start.png"·alt="Garbage·collection:·initial·values"/></p><p>It·follows·all·the·pointers·from·the·root-set·to·the·heap·and·copies·each·term·word·by·word·to·the·<em>to·space</em>.</p><p>After·the·header·word·has·been·copied·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.h#L45-L46"><em>move·marker</em></a>·is·destructively·placed·in·it·pointing·to·the·term·in·the·<em>to·space</em>.·Any·other·term·that·points·to·the·already·moved·term·will·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1125">see·this·move·marker</a>·and·copy·the·referring·pointer·instead.·For·example,·if·the·have·the·following·Erlang·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="4403013188-1">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="4403013188-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4403013188-2">{</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arg</span><span·class="p"·data-group-id="4403013188-2">}</span><span·class="p">,</span><span·class="w"> |
| 158 | ····</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="p"·data-group-id="4403013188-3">{</span><span·class="ss">wrapper</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·53,·SHA:·66a03b252c4cbbca927e79ba634d44cfd3fe68de33870a04ed19c6d0322ec383·...·]8-3">}</span><span·class="p">.</span></code></pre><p>Only·one·copy·of·T·exists·on·the·heap·and·during·the·garbage·collection·only·the·first·time·T·is·encountered·will·it·be·copied.</p><p><img·src="assets/gc-rootset-scan.png"·alt="Garbage·collection:·root·set·scan"/></p><p>After·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1089">all·terms</a>·referenced·by·the·root-set·have·been·copied,·the·collector·scans·the·<em>to·space</em>·and·copies·all·terms·that·these·terms·reference.·When·scanning,·the·collector·steps·through·each·term·on·the·<em>to·space</em>·and·any·term·still·referencing·the·<em>from·space</em>·is·copied·over·to·the·<em>to·space</em>.·Some·terms·contain·non-term·data·(the·payload·of·a·on·heap·binary·for·instance).·When·encountered·by·the·collector,·these·values·are·simply·skipped.</p><p><img·src="assets/gc-heap-scan1.png"·alt="Garbage·collection:·heap·scan"/></p><p>Every·term·object·we·can·reach·is·copied·to·the·<em>to·space</em>·and·stored·on·top·off·the·<em>scan·stop</em>·line,·and·then·the·scan·stop·is·moved·to·the·end·of·the·last·object.</p><p><img·src="assets/gc-heap-stop.png"·alt="Garbage·collection:·heap·scan"/></p><p>When·<em>scan·stop</em>·marker·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1103">catches·up</a>·to·the·<em>scan·start</em>·marker,·the·garbage·collection·is·done.·At·this·point·we·can·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1206">deallocate</a>·the·entire·<em>from·space</em>·and·therefore·reclaim·the·entire·young·heap.</p><h2·id="generational-garbage-collection"·class="section-heading"> |
| 159 | ··<a·href="#generational-garbage-collection"·class="hover-link"> | 159 | ··<a·href="#generational-garbage-collection"·class="hover-link"> |
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Generational·Garbage·Collection</span> | 162 | ··<span·class="text">Generational·Garbage·Collection</span> |
| 163 | </h2> | 163 | </h2> |
| 164 | <p>In·addition·to·the·collection·algorithm·described·above,·the·Erlang·garbage·collector·also·provides·generational·garbage·collection.·An·additional·heap,·called·the·old·heap,·is·used·where·the·long·lived·data·is·stored.·The·original·heap·is·called·the·young·heap,·or·sometimes·the·allocation·heap.</p><p>With·this·in·mind·we·can·look·at·the·Erlang's·garbage·collection·again.·During·the·copy·stage·anything·that·should·be·copied·to·the·young·<em>to·space</em>·is·instead·copied·to·the·old·<em>to·space</em>·<em>if</em>·it·is·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1127">below·the·<em>high-watermark</em></a>.</p><p><img·src="assets/gc-watermark.png"·alt="Garbage·collection:·heap·scan"/></p><p>The·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_process.h#L1021"><em>high-watermark</em></a>·is·placed·where·the·previous·garbage·collection·(described·in·<a·href="#overview">Overview</a>)·ended·and·we·have·introduced·a·new·area·called·the·old·heap.·When·doing·the·normal·garbage·collection·pass,·any·term·that·is·located·below·the·high-watermark·is·copied·to·the·old·<em>to·space</em>·instead·of·the·young.</p><p><img·src="assets/gc-watermark-2.png"·alt="Garbage·collection:·heap·scan"/></p><p>In·the·next·garbage·collection,·any·pointers·to·the·old·heap·will·be·ignored·and·not·scanned.·This·way·the·garbage·collector·does·not·have·to·scan·the·long-lived·terms.</p><p>Generational·garbage·collection·aims·to·increase·performance·at·the·expense·of·memory.·This·is·achieved·because·only·the·young,·smaller,·heap·is·considered·in·most·garbage·collections.</p><p>The·generational·hypothesis·predicts·that·most·terms·tend·to·die·young·(see·D.·Ungar·in·<a·href="#references">References</a>),·and·for·an·immutable·language·such·as·Erlang,·young·terms·die·even·faster·than·in·other·languages.·So·for·most·usage·patterns·the·data·in·the·new·heap·will·die·very·soon·after·it·is·allocated.·This·is·good·because·it·limits·the·amount·of·data·copied·to·the·old·heap·and·also·because·the·garbage·collection·algorithm·used·is·proportional·to·the·amount·of·live·data·on·the·heap.</p><p>One·critical·issue·to·note·here·is·that·any·term·on·the·young·heap·can·reference·terms·on·the·old·heap·but·<em>no</em>·term·on·the·old·heap·may·refer·to·a·term·on·the·young·heap.·This·is·due·to·the·nature·of·the·copy·algorithm.·Anything·referenced·by·an·old·heap·term·is·not·included·in·the·reference·tree,·root-set·and·its·followers,·and·hence·is·not·copied.·If·it·was,·the·data·would·be·lost,·fire·and·brimstone·would·rise·to·cover·the·earth.·Fortunately,·this·comes·naturally·for·Erlang·because·the·terms·are·immutable·and·thus·there·can·be·no·pointers·modified·on·the·old·heap·to·point·to·the·young·heap.</p><p>To·reclaim·data·from·the·old·heap,·both·young·and·old·heaps·are·included·during·the·collection·and·copied·to·a·common·<em>to·space</em>.·Both·the·<em>from·space</em>·of·the·young·and·old·heap·are·then·deallocated·and·the·procedure·will·start·over·from·the·beginning.·This·type·of·garbage·collection·is·called·a·full·sweep·and·is·triggered·when·the·size·of·the·area·under·the·high-watermark·is·larger·than·the·size·of·the·free·area·of·the·old·heap.·It·can·also·be·triggered·by·doing·a·manual·call·to·<a·href="http://erlang.org/doc/man/erlang.html#garbage_collect-0">erlang:garbage_collect()</a>,·or·by·running·into·the·young·garbage·collection·limit·set·by·[spawn_opt(fun(),<a·href="http://erlang.org/doc/man/erlang.html#spawn_opt-4">{fullsweep_after,·N}])</a>·where·N·is·the·number·of·young·garbage·collections·to·do·before·forcing·a·garbage·collection·of·both·young·and·old·heap.</p><h2·id="the-young-heap"·class="section-heading"> | 164 | <p>In·addition·to·the·collection·algorithm·described·above,·the·Erlang·garbage·collector·also·provides·generational·garbage·collection.·An·additional·heap,·called·the·old·heap,·is·used·where·the·long·lived·data·is·stored.·The·original·heap·is·called·the·young·heap,·or·sometimes·the·allocation·heap.</p><p>With·this·in·mind·we·can·look·at·the·Erlang's·garbage·collection·again.·During·the·copy·stage·anything·that·should·be·copied·to·the·young·<em>to·space</em>·is·instead·copied·to·the·old·<em>to·space</em>·<em>if</em>·it·is·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L1127">below·the·<em>high-watermark</em></a>.</p><p><img·src="assets/gc-watermark.png"·alt="Garbage·collection:·heap·scan"/></p><p>The·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_process.h#L1021"><em>high-watermark</em></a>·is·placed·where·the·previous·garbage·collection·(described·in·<a·href="#overview">Overview</a>)·ended·and·we·have·introduced·a·new·area·called·the·old·heap.·When·doing·the·normal·garbage·collection·pass,·any·term·that·is·located·below·the·high-watermark·is·copied·to·the·old·<em>to·space</em>·instead·of·the·young.</p><p><img·src="assets/gc-watermark-2.png"·alt="Garbage·collection:·heap·scan"/></p><p>In·the·next·garbage·collection,·any·pointers·to·the·old·heap·will·be·ignored·and·not·scanned.·This·way·the·garbage·collector·does·not·have·to·scan·the·long-lived·terms.</p><p>Generational·garbage·collection·aims·to·increase·performance·at·the·expense·of·memory.·This·is·achieved·because·only·the·young,·smaller,·heap·is·considered·in·most·garbage·collections.</p><p>The·generational·hypothesis·predicts·that·most·terms·tend·to·die·young·(see·D.·Ungar·in·<a·href="#references">References</a>),·and·for·an·immutable·language·such·as·Erlang,·young·terms·die·even·faster·than·in·other·languages.·So·for·most·usage·patterns·the·data·in·the·new·heap·will·die·very·soon·after·it·is·allocated.·This·is·good·because·it·limits·the·amount·of·data·copied·to·the·old·heap·and·also·because·the·garbage·collection·algorithm·used·is·proportional·to·the·amount·of·live·data·on·the·heap.</p><p>One·critical·issue·to·note·here·is·that·any·term·on·the·young·heap·can·reference·terms·on·the·old·heap·but·<em>no</em>·term·on·the·old·heap·may·refer·to·a·term·on·the·young·heap.·This·is·due·to·the·nature·of·the·copy·algorithm.·Anything·referenced·by·an·old·heap·term·is·not·included·in·the·reference·tree,·root-set·and·its·followers,·and·hence·is·not·copied.·If·it·was,·the·data·would·be·lost,·fire·and·brimstone·would·rise·to·cover·the·earth.·Fortunately,·this·comes·naturally·for·Erlang·because·the·terms·are·immutable·and·thus·there·can·be·no·pointers·modified·on·the·old·heap·to·point·to·the·young·heap.</p><p>To·reclaim·data·from·the·old·heap,·both·young·and·old·heaps·are·included·during·the·collection·and·copied·to·a·common·<em>to·space</em>.·Both·the·<em>from·space</em>·of·the·young·and·old·heap·are·then·deallocated·and·the·procedure·will·start·over·from·the·beginning.·This·type·of·garbage·collection·is·called·a·full·sweep·and·is·triggered·when·the·size·of·the·area·under·the·high-watermark·is·larger·than·the·size·of·the·free·area·of·the·old·heap.·It·can·also·be·triggered·by·doing·a·manual·call·to·<a·href="http://erlang.org/doc/man/erlang.html#garbage_collect-0">erlang:garbage_collect()</a>,·or·by·running·into·the·young·garbage·collection·limit·set·by·[spawn_opt(fun(),<a·href="http://erlang.org/doc/man/erlang.html#spawn_opt-4">{fullsweep_after,·N}])</a>·where·N·is·the·number·of·young·garbage·collections·to·do·before·forcing·a·garbage·collection·of·both·young·and·old·heap.</p><h2·id="the-young-heap"·class="section-heading"> |
| 165 | ··<a·href="#the-young-heap"·class="hover-link"> | 165 | ··<a·href="#the-young-heap"·class="hover-link"> |
| Offset 175, 19 lines modified | Offset 175, 19 lines modified | ||
| 175 | </h2> | 175 | </h2> |
| 176 | <p>As·mentioned·in·the·Overview·the·size·of·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L247">grows</a>·to·accommodate·more·data.·Heaps·grow·in·two·stages,·first·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L199-L208">variation·of·the·Fibonacci·sequence</a>·is·used·starting·at·233·words.·Then·at·about·1·mega·words·the·heap·only·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L215-L227">grows·in·20%·increments</a>.</p><p>There·are·two·occasions·when·the·young·heap·grows:</p><ul><li>if·the·total·size·of·the·heap·+·message·and·heap·fragments·exceeds·the·current·heap·size.</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·greater·than·75%.</li></ul><p>There·are·two·occasions·when·the·young·heap·is·shrunk:</p><ul><li>if·after·a·young·collection,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap·and·the·young·heap·is·"big"</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap.</li></ul><p>The·old·heap·is·always·one·step·ahead·in·the·heap·growth·stages·than·the·young·heap.</p><h2·id="literals"·class="section-heading"> | 176 | <p>As·mentioned·in·the·Overview·the·size·of·the·heap·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L247">grows</a>·to·accommodate·more·data.·Heaps·grow·in·two·stages,·first·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L199-L208">variation·of·the·Fibonacci·sequence</a>·is·used·starting·at·233·words.·Then·at·about·1·mega·words·the·heap·only·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L215-L227">grows·in·20%·increments</a>.</p><p>There·are·two·occasions·when·the·young·heap·grows:</p><ul><li>if·the·total·size·of·the·heap·+·message·and·heap·fragments·exceeds·the·current·heap·size.</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·greater·than·75%.</li></ul><p>There·are·two·occasions·when·the·young·heap·is·shrunk:</p><ul><li>if·after·a·young·collection,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap·and·the·young·heap·is·"big"</li><li>if·after·a·fullsweep,·the·total·amount·of·live·objects·is·less·than·25%·of·the·heap.</li></ul><p>The·old·heap·is·always·one·step·ahead·in·the·heap·growth·stages·than·the·young·heap.</p><h2·id="literals"·class="section-heading"> |
| 177 | ··<a·href="#literals"·class="hover-link"> | 177 | ··<a·href="#literals"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Literals</span> | 180 | ··<span·class="text">Literals</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>When·garbage·collecting·a·heap·(young·or·old)·all·literals·are·left·in·place·and·not·copied.·To·figure·out·if·a·term·should·be·copied·or·not·when·doing·a·garbage·collection·the·following·pseudo·code·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">if</span><span·class="w">·</span><span·class="p"·data-group-id=" | 182 | <p>When·garbage·collecting·a·heap·(young·or·old)·all·literals·are·left·in·place·and·not·copied.·To·figure·out·if·a·term·should·be·copied·or·not·when·doing·a·garbage·collection·the·following·pseudo·code·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">if</span><span·class="w">·</span><span·class="p"·data-group-id="3264347625-1">(</span><span·class="nf">erts_is_literal</span><span·class="p"·data-group-id="3264347625-2">(</span><span·class="ss">ptr</span><span·class="p"·data-group-id="3264347625-2">)</span><span·class="w">·</span><span·class="p">||</span><span·class="[·...·truncated·by·diffoscope;·len:·541,·SHA:·92aeedca80ea8d7360a23ad62ddc07d5098230b52e039468b629e4cfe49c9228·...·]-5">{</span><span·class="w"> |
| 183 | ··</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">literal</span><span·class="w">·</span><span·class="ow">or</span><span·class="w">·</span><span·class="ss">non</span><span·class="w">·</span><span·class="ss">fullsweep</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">copy</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 183 | ··</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">literal</span><span·class="w">·</span><span·class="ow">or</span><span·class="w">·</span><span·class="ss">non</span><span·class="w">·</span><span·class="ss">fullsweep</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">copy</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 184 | </span><span·class="p"·data-group-id=" | 184 | </span><span·class="p"·data-group-id="3264347625-5">}</span><span·class="w">·</span><span·class="k">else</span><span·class="w">·</span><span·class="p"·data-group-id="3264347625-6">{</span><span·class="w"> |
| 185 | ··</span><span·class="nf">copy</span><span·class="p"·data-group-id=" | 185 | ··</span><span·class="nf">copy</span><span·class="p"·data-group-id="3264347625-7">(</span><span·class="ss">ptr</span><span·class="p"·data-group-id="3264347625-7">)</span><span·class="p">;</span><span·class="w"> |
| 186 | </span><span·class="p"·data-group-id=" | 186 | </span><span·class="p"·data-group-id="3264347625-6">}</span></code></pre><p>The·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/global.h#L1452-L1465"><code·class="inline">erts_is_literal</code></a>·check·works·differently·on·different·architectures·and·operating·systems.</p><p>On·64·bit·systems·that·allow·mapping·of·unreserved·virtual·memory·areas·(most·operating·systems·except·Windows),·an·area·of·size·1·GB·(by·default)·is·mapped·and·then·all·literals·are·placed·within·that·area.·Then·all·that·has·to·be·done·to·determine·if·something·is·a·literal·or·not·is·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_alloc.h#L322-L324">two·quick·pointer·checks</a>.·This·system·relies·on·the·fact·that·a·memory·page·that·has·not·been·touched·yet·does·not·take·any·actual·space.·So·even·if·1·GB·of·virtual·memory·is·mapped,·only·the·memory·which·is·actually·needed·for·literals·is·allocated·in·ram.·The·size·of·the·literal·area·is·configurable·through·the·+MIscs·erts_alloc·option.</p><p>On·32·bit·systems,·there·is·not·enough·virtual·memory·space·to·allocate·1·GB·for·just·literals,·so·instead·small·256·KB·sized·literal·regions·are·created·on·demand·and·a·card·mark·bit-array·of·the·entire·32·bit·memory·space·is·then·used·to·determine·if·a·term·is·a·literal·or·not.·Since·the·total·memory·space·is·only·32·bits,·the·card·mark·bit-array·is·only·256·words·large.·On·a·64·bit·system·the·same·bit-array·would·have·to·be·1·tera·words·large,·so·this·technique·is·only·viable·on·32·bit·systems.·Doing·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_alloc.h#L316-L319">lookups·in·the·array</a>·is·a·little·more·expensive·then·just·doing·the·pointer·checks·that·can·be·done·in·64·bit·systems,·but·not·extremely·so.</p><p>On·64·bit·windows,·on·which·erts_alloc·cannot·do·unreserved·virtual·memory·mappings,·a·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_term.h#L59">special·tag</a>·within·the·Erlang·term·object·is·used·to·determine·if·something·<a·href="https://github.com/erlang/otp/blob/OTP-19.0/erts/emulator/beam/erl_term.h#L248-L252">is·a·literal·or·not</a>.·This·is·very·cheap,·however,·the·tag·is·only·available·on·64·bit·machines,·and·it·is·possible·to·do·a·great·deal·of·other·nice·optimizations·with·this·tag·in·the·future·(like·for·instance·a·more·compact·list·implementation)·so·it·is·not·used·on·operating·systems·where·it·is·not·needed.</p><p>This·behaviour·is·different·from·how·it·worked·prior·to·Erlang/OTP·19.0.·Before·19.0·the·literal·check·was·done·by·checking·if·the·pointer·pointed·to·the·young·or·old·heap·block.·If·it·did·not,·then·it·was·considered·a·literal.·This·lead·to·considerable·overhead·and·strange·memory·usage·scenarios,·so·it·was·removed·in·19.0.</p><h2·id="binary-heap"·class="section-heading"> |
| 187 | ··<a·href="#binary-heap"·class="hover-link"> | 187 | ··<a·href="#binary-heap"·class="hover-link"> |
| 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 189 | ··</a> | 189 | ··</a> |
| 190 | ··<span·class="text">Binary·heap</span> | 190 | ··<span·class="text">Binary·heap</span> |
| 191 | </h2> | 191 | </h2> |
| 192 | <p>The·binary·heap·works·as·a·large·object·space·for·binary·terms·that·are·greater·than·64·bytes·(from·now·on·called·off-heap·binaries).·The·binary·heap·is·<a·href="https://en.wikipedia.org/wiki/Reference_counting">reference·counted</a>·and·a·pointer·to·the·off-heap·binary·is·stored·on·the·process·heap.·To·keep·track·of·when·to·decrement·the·reference·counter·of·the·off-heap·binary,·a·linked·list·(the·MSO·-·mark·and·sweep·object·list)·containing·funs·and·externals·as·well·as·off-heap·binaries·is·woven·through·the·heap.·After·a·garbage·collection·is·done,·the·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2299">MSO·list·is·swept</a>·and·any·off-heap·binary·that·does·not·have·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2325">move·marker</a>·written·into·the·header·words·has·its·reference·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2344-L2367">decremented·and·is·potentially·freed</a>.</p><p>All·items·in·the·MSO·list·are·ordered·by·the·time·they·were·added·to·the·process·heap,·so·when·doing·a·minor·garbage·collection,·the·MSO·sweeper·only·has·to·sweep·until·it·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2369">encounters·an·off-heap·binary·that·is·on·the·old·heap</a>.</p><h3·id="virtual-binary-heap"·class="section-heading"> | 192 | <p>The·binary·heap·works·as·a·large·object·space·for·binary·terms·that·are·greater·than·64·bytes·(from·now·on·called·off-heap·binaries).·The·binary·heap·is·<a·href="https://en.wikipedia.org/wiki/Reference_counting">reference·counted</a>·and·a·pointer·to·the·off-heap·binary·is·stored·on·the·process·heap.·To·keep·track·of·when·to·decrement·the·reference·counter·of·the·off-heap·binary,·a·linked·list·(the·MSO·-·mark·and·sweep·object·list)·containing·funs·and·externals·as·well·as·off-heap·binaries·is·woven·through·the·heap.·After·a·garbage·collection·is·done,·the·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2299">MSO·list·is·swept</a>·and·any·off-heap·binary·that·does·not·have·a·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2325">move·marker</a>·written·into·the·header·words·has·its·reference·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2344-L2367">decremented·and·is·potentially·freed</a>.</p><p>All·items·in·the·MSO·list·are·ordered·by·the·time·they·were·added·to·the·process·heap,·so·when·doing·a·minor·garbage·collection,·the·MSO·sweeper·only·has·to·sweep·until·it·<a·href="https://github.com/erlang/otp/blob/OTP-18.0/erts/emulator/beam/erl_gc.c#L2369">encounters·an·off-heap·binary·that·is·on·the·old·heap</a>.</p><h3·id="virtual-binary-heap"·class="section-heading"> |
| 193 | ··<a·href="#virtual-binary-heap"·class="hover-link"> | 193 | ··<a·href="#virtual-binary-heap"·class="hover-link"> |
| Offset 262, 15 lines modified | Offset 262, 15 lines modified | ||
| 262 | ······<p·class="built-using"> | 262 | ······<p·class="built-using"> |
| 263 | ········Built·using | 263 | ········Built·using |
| 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 266 | ······</p> | 266 | ······</p> |
| 267 | <p>Copyright·©·1996-202 | 267 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 268 | ····</footer> | 268 | ····</footer> |
| 269 | ··</div> | 269 | ··</div> |
| 270 | </main> | 270 | </main> |
| 271 | </div> | 271 | </div> |
| 272 | <script> | 272 | <script> |
| 273 | ··function·mermaidLoaded()·{ | 273 | ··function·mermaidLoaded()·{ |
| 274 | ····mermaid.initialize({ | 274 | ····mermaid.initialize({ |
| Offset 161, 108 lines modified | Offset 161, 108 lines modified | ||
| 161 | configuration·files·(or·system·registry):</p><ul><li>Hostnames·and·host·addresses</li><li>Domain·name</li><li>Nameservers</li><li>Search·domains</li><li>Lookup·method</li></ul><p>This·data·can·also·be·specified·explicitly·in·the·user·configuration·file.·This | 161 | configuration·files·(or·system·registry):</p><ul><li>Hostnames·and·host·addresses</li><li>Domain·name</li><li>Nameservers</li><li>Search·domains</li><li>Lookup·method</li></ul><p>This·data·can·also·be·specified·explicitly·in·the·user·configuration·file.·This |
| 162 | file·is·to·contain·lines·of·configuration·parameters·(each·terminated·with·a | 162 | file·is·to·contain·lines·of·configuration·parameters·(each·terminated·with·a |
| 163 | full·stop).·Some·parameters·add·data·to·the·configuration·(such·as·host·and | 163 | full·stop).·Some·parameters·add·data·to·the·configuration·(such·as·host·and |
| 164 | nameserver),·others·overwrite·any·previous·settings·(such·as·domain·and·lookup). | 164 | nameserver),·others·overwrite·any·previous·settings·(such·as·domain·and·lookup). |
| 165 | The·user·configuration·file·is·always·examined·last·in·the·configuration | 165 | The·user·configuration·file·is·always·examined·last·in·the·configuration |
| 166 | process,·making·it·possible·for·the·user·to·override·any·default·values·or | 166 | process,·making·it·possible·for·the·user·to·override·any·default·values·or |
| 167 | previously·made·settings.·Call·<code·class="inline">inet:get_rc()</code>·to·view·the·state·of·the·<code·class="inline">inet</code> | 167 | previously·made·settings.·Call·<code·class="inline">inet:get_rc()</code>·to·view·the·state·of·the·<code·class="inline">inet</code> |
| 168 | configuration·database.</p><p>The·valid·configuration·parameters·are·as·follows:</p><ul><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 168 | configuration·database.</p><p>The·valid·configuration·parameters·are·as·follows:</p><ul><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5549853456-1">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Format</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="5549853456-1">}</span><span·class="p">.</span><span·class="w"> |
| 169 | ··</span><span·class="n">Format</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 169 | ··</span><span·class="n">Format</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="5549853456-2">(</span><span·class="p"·data-group-id="5549853456-2">)</span><span·class="w"> |
| 170 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 170 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="5549853456-3">(</span><span·class="p"·data-group-id="5549853456-3">)</span></code></pre><p>Specify·a·system·file·that·Erlang·is·to·read·configuration·data·from.·<code·class="inline">Format</code> |
| 171 | tells·the·parser·how·the·file·is·to·be·interpreted:</p><ul><li><code·class="inline">resolv</code>·(Unix·resolv.conf)</li><li><code·class="inline">host_conf_freebsd</code>·(FreeBSD·host.conf)</li><li><code·class="inline">host_conf_bsdos</code>·(BSDOS·host.conf)</li><li><code·class="inline">host_conf_linux</code>·(Linux·host.conf)</li><li><code·class="inline">nsswitch_conf</code>·(Unix·nsswitch.conf)</li><li><code·class="inline">hosts</code>·(Unix·hosts)</li></ul><p><code·class="inline">File</code>·is·to·specify·the·filename·with·full·path.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 171 | tells·the·parser·how·the·file·is·to·be·interpreted:</p><ul><li><code·class="inline">resolv</code>·(Unix·resolv.conf)</li><li><code·class="inline">host_conf_freebsd</code>·(FreeBSD·host.conf)</li><li><code·class="inline">host_conf_bsdos</code>·(BSDOS·host.conf)</li><li><code·class="inline">host_conf_linux</code>·(Linux·host.conf)</li><li><code·class="inline">nsswitch_conf</code>·(Unix·nsswitch.conf)</li><li><code·class="inline">hosts</code>·(Unix·hosts)</li></ul><p><code·class="inline">File</code>·is·to·specify·the·filename·with·full·path.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1076199137-1">{</span><span·class="ss">resolv_conf</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="1076199137-1">}</span><span·class="p">.</span><span·class="w"> |
| 172 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 172 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="1076199137-2">(</span><span·class="p"·data-group-id="1076199137-2">)</span></code></pre><p>Specify·a·system·file·that·Erlang·is·to·read·resolver·configuration·from·for |
| 173 | the·internal·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>,·and·monitor·for·changes,·even·if·it·does | 173 | the·internal·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>,·and·monitor·for·changes,·even·if·it·does |
| 174 | not·exist.·The·path·must·be·absolute.</p><p>This·can·override·the·configuration·parameters·<code·class="inline">nameserver</code>·and·<code·class="inline">search</code> | 174 | not·exist.·The·path·must·be·absolute.</p><p>This·can·override·the·configuration·parameters·<code·class="inline">nameserver</code>·and·<code·class="inline">search</code> |
| 175 | depending·on·the·contents·of·the·specified·file.·They·can·also·change·any·time | 175 | depending·on·the·contents·of·the·specified·file.·They·can·also·change·any·time |
| 176 | in·the·future·reflecting·the·file·contents.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored | 176 | in·the·future·reflecting·the·file·contents.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored |
| 177 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS | 177 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS |
| 178 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/resolv.conf</code>·unless | 178 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/resolv.conf</code>·unless |
| 179 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory | 179 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory |
| 180 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 180 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1519789245-1">{</span><span·class="ss">hosts_file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="1519789245-1">}</span><span·class="p">.</span><span·class="w"> |
| 181 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 181 | ··</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="1519789245-2">(</span><span·class="p"·data-group-id="1519789245-2">)</span></code></pre><p>Specify·a·system·file·that·Erlang·is·to·read·resolver·configuration·from·for |
| 182 | the·internal·hosts·file·resolver,·and·monitor·for·changes,·even·if·it·does·not | 182 | the·internal·hosts·file·resolver,·and·monitor·for·changes,·even·if·it·does·not |
| 183 | exist.·The·path·must·be·absolute.</p><p>These·host·entries·are·searched·after·all·added·with·<code·class="inline">{file,·hosts,·File}</code> | 183 | exist.·The·path·must·be·absolute.</p><p>These·host·entries·are·searched·after·all·added·with·<code·class="inline">{file,·hosts,·File}</code> |
| 184 | above·or·<code·class="inline">{host,·IP,·Aliases}</code>·below·when·lookup·option·<code·class="inline">file</code>·is·used.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored | 184 | above·or·<code·class="inline">{host,·IP,·Aliases}</code>·below·when·lookup·option·<code·class="inline">file</code>·is·used.</p><p>If·the·file·is·specified·as·an·empty·string·<code·class="inline">""</code>,·no·file·is·read·or·monitored |
| 185 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS | 185 | in·the·future.·This·emulates·the·old·behavior·of·not·configuring·the·DNS |
| 186 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/hosts</code>·unless | 186 | client·when·the·node·is·started·in·short·name·distributed·mode.</p><p>If·this·parameter·is·not·specified,·it·defaults·to·<code·class="inline">/etc/hosts</code>·unless |
| 187 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory | 187 | environment·variable·<code·class="inline">ERL_INET_ETC_DIR</code>·is·set,·which·defines·the·directory |
| 188 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 188 | for·this·file·to·some·maybe·other·than·<code·class="inline">/etc</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7966260942-1">{</span><span·class="ss">registry</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="7966260942-1">}</span><span·class="p">.</span><span·class="w"> |
| 189 | ··</span><span·class="n">Type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 189 | ··</span><span·class="n">Type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7966260942-2">(</span><span·class="p"·data-group-id="7966260942-2">)</span></code></pre><p>Specify·a·system·registry·that·Erlang·is·to·read·configuration·data·from. |
| 190 | <code·class="inline">win32</code>·is·the·only·valid·option.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 190 | <code·class="inline">win32</code>·is·the·only·valid·option.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8805927534-1">{</span><span·class="ss">host</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IP</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Aliases</span><span·class="p"·data-group-id="8805927534-1">}</span><span·class="p">.</span><span·class="w"> |
| 191 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id=" | 191 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id="8805927534-2">(</span><span·class="p"·data-group-id="8805927534-2">)</span></code></pre><p><code·class="inline">Aliases·=·[string()]</code></p><p>Add·host·entry·to·the·hosts·table.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"[·...·truncated·by·diffoscope;·len:·186,·SHA:·7998f74f924f06b2aa561b96897750f0ecca0bf1c76f3cfa58a590097335fced·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 192 | ··</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 192 | ··</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="3468716623-2">(</span><span·class="p"·data-group-id="3468716623-2">)</span></code></pre><p>Set·domain·name.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8115585942-1">{</span><span·class="ss">nameserver</span><[·...·truncated·by·diffoscope;·len:·294,·SHA:·5e7cc966fd92c9daf87cfbfc7788410b803e13d67715086bb731e312f2eae7f6·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 193 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id="8115585942-3">(</span><span·class="p"·data-group-id="8115585942-3">)</span><span·class="w"> | ||
| 194 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8115585942-4">(</span><span·class="p"·data-group-id="8115585942-4">)</span></code></pre><p>Add·address·(and·port,·if·other·than·default)·of·the·primary·nameserver·to·use | ||
| 195 | for·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4043998620-1">{</span><span·class="ss">alt_nameserver</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IP</span><span·class="w">·</span><span·class="p"·data-group-id="4043998620-2">[</span><span·class="p">,</span><span·class="n">Port</span><span·class="p"·data-group-id="4043998620-2">]</span><span·class="p"·data-group-id="4043998620-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 193 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id=" | 196 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id="4043998620-3">(</span><span·class="p"·data-group-id="4043998620-3">)</span><span·class="w"> |
| 194 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 197 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4043998620-4">(</span><span·class="p"·data-group-id="4043998620-4">)</span></code></pre><p>Add·address·(and·port,·if·other·than·default)·of·the·secondary·nameserver·for |
| 198 | <a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9215676925-1">{</span><span·class="ss">search</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Domains</span><span·class="p"·data-group-id="9215676925-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 199 | ··</span><span·class="n">Domains</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9215676925-2">[</span><span·class="nf">string</span><span·class="p"·data-group-id="9215676925-3">(</span><span·class="p"·data-group-id="9215676925-3">)</span><span·class="p"·data-group-id="9215676925-2">]</span></code></pre><p>Add·search·domains·for·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0585508985-1">{</span><span·class="ss">lookup</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Methods</span><span·class="p"·data-group-id="0585508985-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 200 | ··</span><span·class="n">Methods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0585508985-2">[</span><span·class="nf">atom</span><span·class="p"·data-group-id="0585508985-3">(</span><span·class="p"·data-group-id="0585508985-3">)</span><span·class="p"·data-group-id="0585508985-2">]</span></code></pre><p>Specify·lookup·methods·and·in·which·order·to·try·them.·The·valid·methods·are | ||
| 195 | for·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3628536738-1">{</span><span·class="ss">alt_nameserver</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IP</span><span·class="w">·</span><span·class="p"·data-group-id="3628536738-2">[</span><span·class="p">,</span><span·class="n">Port</span><span·class="p"·data-group-id="3628536738-2">]</span><span·class="p"·data-group-id="3628536738-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 196 | ··</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tuple</span><span·class="p"·data-group-id="3628536738-3">(</span><span·class="p"·data-group-id="3628536738-3">)</span><span·class="w"> | ||
| 197 | ··</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3628536738-4">(</span><span·class="p"·data-group-id="3628536738-4">)</span></code></pre><p>Add·address·(and·port,·if·other·than·default)·of·the·secondary·nameserver·for | ||
| 198 | <a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0282343701-1">{</span><span·class="ss">search</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Domains</span><span·class="p"·data-group-id="0282343701-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 199 | ··</span><span·class="n">Domains</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0282343701-2">[</span><span·class="nf">string</span><span·class="p"·data-group-id="0282343701-3">(</span><span·class="p"·data-group-id="0282343701-3">)</span><span·class="p"·data-group-id="0282343701-2">]</span></code></pre><p>Add·search·domains·for·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9705253914-1">{</span><span·class="ss">lookup</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Methods</span><span·class="p"·data-group-id="9705253914-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 200 | ··</span><span·class="n">Methods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9705253914-2">[</span><span·class="nf">atom</span><span·class="p"·data-group-id="9705253914-3">(</span><span·class="p"·data-group-id="9705253914-3">)</span><span·class="p"·data-group-id="9705253914-2">]</span></code></pre><p>Specify·lookup·methods·and·in·which·order·to·try·them.·The·valid·methods·are | ||
| 201 | as·follows:</p><ul><li><code·class="inline">native</code>·(use·system·calls)</li><li><code·class="inline">file</code>·(use·host·data·retrieved·from·system·configuration·files·and/or·the | 201 | as·follows:</p><ul><li><code·class="inline">native</code>·(use·system·calls)</li><li><code·class="inline">file</code>·(use·host·data·retrieved·from·system·configuration·files·and/or·the |
| 202 | user·configuration·file)</li><li><code·class="inline">dns</code>·(use·the·Erlang·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·for·nameserver·queries)</li></ul><p>The·lookup·method·<code·class="inline">string</code>·tries·to·parse·the·hostname·as·an·IPv4·or·IPv6 | 202 | user·configuration·file)</li><li><code·class="inline">dns</code>·(use·the·Erlang·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·for·nameserver·queries)</li></ul><p>The·lookup·method·<code·class="inline">string</code>·tries·to·parse·the·hostname·as·an·IPv4·or·IPv6 |
| 203 | string·and·return·the·resulting·IP·address.·It·is·automatically·tried·first | 203 | string·and·return·the·resulting·IP·address.·It·is·automatically·tried·first |
| 204 | when·<code·class="inline">native</code>·is·<em>not</em>·in·the·<code·class="inline">Methods</code>·list.·To·skip·it·in·this·case,·the | 204 | when·<code·class="inline">native</code>·is·<em>not</em>·in·the·<code·class="inline">Methods</code>·list.·To·skip·it·in·this·case,·the |
| 205 | pseudo·lookup·method·<code·class="inline">nostring</code>·can·be·inserted·anywhere·in·the·<code·class="inline">Methods</code> | 205 | pseudo·lookup·method·<code·class="inline">nostring</code>·can·be·inserted·anywhere·in·the·<code·class="inline">Methods</code> |
| 206 | list.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 206 | list.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8365300420-1">{</span><span·class="ss">cache_size</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="8365300420-1">}</span><span·class="p">.</span><span·class="w"> |
| 207 | ··</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 207 | ··</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8365300420-2">(</span><span·class="p"·data-group-id="8365300420-2">)</span></code></pre><p>Set·the·resolver·cache·size·for·<code·class="inline">dns</code>·lookups.·<code·class="inline">native</code>·lookups·are·not |
| 208 | cached.·Defaults·to·100·DNS·records.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7026530418-1">{</span><span·class="ss">cache_refresh</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Time</span><span·class="p"·data-group-id="7026530418-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 209 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="7026530418-2">(</span><span·class="p"·data-group-id="7026530418-2">)</span></code></pre><p>Set·how·often·(in·milliseconds)·the·resolver·cache·for·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·is | ||
| 210 | 208 | cached.·Defaults·to·100·DNS·records.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1527943102-1">{</span><span·class="ss">cache_refresh</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Time<[·...·truncated·by·diffoscope;·len:·47,·SHA:·a90dcdf418a97ac25df4f829c2275eb5bf797c9127d470c52187c3bfc7f514b6·...·]-1">}</span><span·class="p">.</span><span·class="w"> | |
| 209 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="1527943102-2">(</span><span·class="p"·data-group-id="1527943102-2">)</span></code></pre><p>Set·how·often·(in·milliseconds)·the·resolver·cache·for·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·is | ||
| 210 | refreshed·(that·is,·expired·DNS·records·are·deleted).·Defaults·to·1·hour.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9095237165-1">{</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Time</span><span·class="p"·data-group-id="9095237165-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 211 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 211 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9095237165-2">(</span><span·class="p"·data-group-id="9095237165-2">)</span></code></pre><p>Set·the·time·to·wait·until·retry·(in·milliseconds)·for·DNS·queries·made·by |
| 212 | <a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.·Defaults·to·2·seconds.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 212 | <a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>.·Defaults·to·2·seconds.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4145431218-1">{</span><span·class="ss">retry</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="4145431218-1">}</span><span·class="p">.</span><span·class="w"> |
| 213 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 213 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4145431218-2">(</span><span·class="p"·data-group-id="4145431218-2">)</span></code></pre><p>Set·the·number·of·DNS·queries·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·try·before·giving·up.·Defaults |
| 214 | to·3.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 214 | to·3.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5172148385-1">{</span><span·class="ss">servfail_retry_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Time</span><span·class="p"·data-group-id="5172148385-1">}</span><span·class="p">.</span><span·class="w"> |
| 215 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id=" | 215 | ··</span><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="5172148385-2">(</span><span·class="p"·data-group-id="5172148385-2">)</span></code></pre><p>After·all·name·servers·have·been·tried,·there·is·a·timeout·before·the·name |
| 216 | servers·are·tried·again.·This·is·to·prevent·the·server·from·answering·the | 216 | servers·are·tried·again.·This·is·to·prevent·the·server·from·answering·the |
| 217 | query·with·what's·in·the·servfail·cache, | 217 | query·with·what's·in·the·servfail·cache, |
| 218 | <a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html#servfail_retry_timeout"><code·class="inline">inet_res</code></a>.·Defaults·to·1500·milli | 218 | <a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html#servfail_retry_timeout"><code·class="inline">inet_res</code></a>.·Defaults·to·1500·milli |
| 219 | seconds·.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 219 | seconds·.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8907478810-1">{</span><span·class="ss">inet6</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bool</span><span·class="p"·data-group-id="8907478810-1">}</span><span·class="p">.</span><span·class="w"> |
| 220 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·look·up·IPv6·addresses.·Defaults·to | 220 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·look·up·IPv6·addresses.·Defaults·to |
| 221 | <code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 221 | <code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8493225183-1">{</span><span·class="ss">usevc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bool</span><span·class="p"·data-group-id="8493225183-1">}</span><span·class="p">.</span><span·class="w"> |
| 222 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·use·TCP·(Virtual·Circuit)·instead·of·UDP. | 222 | ··</span><span·class="n">Bool</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span></code></pre><p>Tells·the·DNS·client·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·to·use·TCP·(Virtual·Circuit)·instead·of·UDP. |
| 223 | Defaults·to·<code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 223 | Defaults·to·<code·class="inline">false</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5482544193-1">{</span><span·class="ss">edns</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Version</span><span·class="p"·data-group-id="5482544193-1">}</span><span·class="p">.</span><span·class="w"> |
| 224 | ··</span><span·class="n">Version</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="mi">0</span></code></pre><p>Sets·the·EDNS·version·that·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·use.·The·only·allowed·version·is | 224 | ··</span><span·class="n">Version</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="mi">0</span></code></pre><p>Sets·the·EDNS·version·that·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·use.·The·only·allowed·version·is |
| 225 | zero.·Defaults·to·<code·class="inline">false</code>,·which·means·not·to·use·EDNS.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4 | 225 | zero.·Defaults·to·<code·class="inline">false</code>,·which·means·not·to·use·EDNS.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4957060274-1">{</span><span·class="ss">udp_payload_size</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="4957060274-1">}</span><span·class="p">.</span><span·class="w"> |
| 226 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4 | 226 | ··</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4957060274-2">(</span><span·class="p"·data-group-id="4957060274-2">)</span></code></pre><p>Sets·the·allowed·UDP·payload·size·<a·href="../../../lib/kernel-10.2.3/doc/html/inet_res.html"><code·class="inline">inet_res</code></a>·will·advertise·in·EDNS·queries. |
| 227 | Also·sets·the·limit·when·the·DNS·query·will·be·deemed·too·large·for·UDP | 227 | Also·sets·the·limit·when·the·DNS·query·will·be·deemed·too·large·for·UDP |
| 228 | forcing·a·TCP·query·instead;·this·is·not·entirely·correct,·as·the·advertised | 228 | forcing·a·TCP·query·instead;·this·is·not·entirely·correct,·as·the·advertised |
| 229 | UDP·payload·size·of·the·individual·nameserver·is·what·is·to·be·used,·but·this | 229 | UDP·payload·size·of·the·individual·nameserver·is·what·is·to·be·used,·but·this |
| 230 | simple·strategy·will·do·until·a·more·intelligent·(probing,·caching)·algorithm | 230 | simple·strategy·will·do·until·a·more·intelligent·(probing,·caching)·algorithm |
| 231 | needs·to·be·implemented.·Default·to·1280,·which·stems·from·the·standard | 231 | needs·to·be·implemented.·Default·to·1280,·which·stems·from·the·standard |
| 232 | Ethernet·MTU·size.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0109313105-1">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="0109313105-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 233 | 232 | Ethernet·MTU·size.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4752628658-1">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·cdd0e862b1e5aa3a3a7a4f23f6a9be0cf6403971068979d241a22a3bf99490ca·...·]-1">}</span><span·class="p">.</span><span·class="w"> | |
| 233 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="4752628658-2">(</span><span·class="p"·data-group-id="4752628658-2">)</span></code></pre><p>Tell·Erlang·to·use·another·primitive·UDP·module·than·<code·class="inline">inet_udp</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0144700790-1">{</span><span·class="ss">tcp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p"·data-group-id="0144700790-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 234 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 234 | ··</span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="0144700790-2">(</span><span·class="p"·data-group-id="0144700790-2">)</span></code></pre><p>Tell·Erlang·to·use·another·primitive·TCP·module·than·<code·class="inline">inet_tcp</code>.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">clear_hosts</span><span·class="p">.</span></code></pre><p>Clear·the·hosts·table.</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">clear_ns</span><span·class="p">.</span></code></pre><p>Clear·the·list·of·recorded·nameservers·(primary·and·secondary).</p></li><li><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">clear_search</span><span·class="p">.</span></code></pre><p>Clear·the·list·of·search·domains.</p></li></ul><h2·id="user-configuration-example"·class="section-heading"> |
| 235 | ··<a·href="#user-configuration-example"·class="hover-link"> | 235 | ··<a·href="#user-configuration-example"·class="hover-link"> |
| 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 237 | ··</a> | 237 | ··</a> |
| 238 | ··<span·class="text">User·Configuration·Example</span> | 238 | ··<span·class="text">User·Configuration·Example</span> |
| 239 | </h2> | 239 | </h2> |
| 240 | <p>Assume·that·a·user·does·not·want·Erlang·to·use·the·native·lookup·method,·but | 240 | <p>Assume·that·a·user·does·not·want·Erlang·to·use·the·native·lookup·method,·but |
| 241 | wants·Erlang·to·read·all·information·necessary·from·start·and·use·that·for | 241 | wants·Erlang·to·read·all·information·necessary·from·start·and·use·that·for |
| 242 | resolving·names·and·addresses.·If·lookup·fails,·Erlang·is·to·request·the·data | 242 | resolving·names·and·addresses.·If·lookup·fails,·Erlang·is·to·request·the·data |
| 243 | from·a·nameserver·(using·the·Erlang·DNS·client,·set·to·use·EDNS·allowing·larger | 243 | from·a·nameserver·(using·the·Erlang·DNS·client,·set·to·use·EDNS·allowing·larger |
| 244 | responses).·The·resolver·configuration·is·updated·when·its·configuration·file | 244 | responses).·The·resolver·configuration·is·updated·when·its·configuration·file |
| 245 | changes.·Also,·DNS·records·are·never·to·be·cached.·The·user·configuration·file | 245 | changes.·Also,·DNS·records·are·never·to·be·cached.·The·user·configuration·file |
| 246 | (in·this·example·named·<code·class="inline">erl_inetrc</code>,·stored·in·directory·<code·class="inline">./cfg_files</code>)·can·then | 246 | (in·this·example·named·<code·class="inline">erl_inetrc</code>,·stored·in·directory·<code·class="inline">./cfg_files</code>)·can·then |
| 247 | look·as·follows·(Unix):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·--·ERLANG·INET·CONFIGURATION·FILE·--</span><span·class="w"> | 247 | look·as·follows·(Unix):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·--·ERLANG·INET·CONFIGURATION·FILE·--</span><span·class="w"> |
| 248 | </span><span·class="c1">%%·read·the·hosts·file</span><span·class="w"> | 248 | </span><span·class="c1">%%·read·the·hosts·file</span><span·class="w"> |
| 249 | </span><span·class="p"·data-group-id=" | 249 | </span><span·class="p"·data-group-id="7957688099-1">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/etc/hosts"</span><span·class="p"·data-group-id="79576[·...·truncated·by·diffoscope;·len:·5,·SHA:·f65107ae50d65473009f44ed3de3b8242be8811162274f9bdca00363acd0ff85·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="c1">%%·add·a·particular·host</span><span·class="w"> | 250 | </span><span·class="c1">%%·add·a·particular·host</span><span·class="w"> |
| 251 | </span><span·class="p"·data-group-id=" | 251 | </span><span·class="p"·data-group-id="7957688099-2">{</span><span·class="ss">host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7957688099-3">{</span><span·class="mi">134</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·363,·SHA:·478c33711280db578d960efce26782c555e69cb8db969e55c2838a3369fefb60·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="c1">%%·do·not·monitor·the·hosts·file</span><span·class="w"> | 252 | </span><span·class="c1">%%·do·not·monitor·the·hosts·file</span><span·class="w"> |
| 253 | </span><span·class="p"·data-group-id=" | 253 | </span><span·class="p"·data-group-id="7957688099-5">{</span><span·class="ss">hosts_file</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p"·data-group-id="7957688099-5">}</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="c1">%%·read·and·monitor·nameserver·config·from·here</span><span·class="w"> | 254 | </span><span·class="c1">%%·read·and·monitor·nameserver·config·from·here</span><span·class="w"> |
| 255 | </span><span·class="p"·data-group-id=" | 255 | </span><span·class="p"·data-group-id="7957688099-6">{</span><span·class="ss">resolv_conf</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/usr/local/etc/resolv.conf"</span><span·class="p"·data-group-id="7957688099-6">}</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="c1">%%·enable·EDNS</span><span·class="w"> | 256 | </span><span·class="c1">%%·enable·EDNS</span><span·class="w"> |
| 257 | </span><span·class="p"·data-group-id=" | 257 | </span><span·class="p"·data-group-id="7957688099-7">{</span><span·class="ss">edns</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="7957688099-7">}</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="c1">%%·disable·caching</span><span·class="w"> | 258 | </span><span·class="c1">%%·disable·caching</span><span·class="w"> |
| 259 | </span><span·class="p"·data-group-id=" | 259 | </span><span·class="p"·data-group-id="7957688099-8">{</span><span·class="ss">cache_size</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="7957688099-8">}</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="c1">%%·specify·lookup·method</span><span·class="w"> | 260 | </span><span·class="c1">%%·specify·lookup·method</span><span·class="w"> |
| 261 | </span><span·class="p"·data-group-id=" | 261 | </span><span·class="p"·data-group-id="7957688099-9">{</span><span·class="ss">lookup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7957688099-10">[</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">dns</span[·...·truncated·by·diffoscope;·len:·96,·SHA:·68a06293db37e197913c3e6d2d39dd5f98cf4aeb6e228b42d9c873febc0c58b6·...·]-9">}</span><span·class="p">.</span></code></pre><p>And·Erlang·can,·for·example,·be·started·as·follows:</p><pre><code·class="text">%·erl·-sname·my_node·-kernel·inetrc·'"./cfg_files/erl_inetrc"'</code></pre> |
| 262 | </div> | 262 | </div> |
| 263 | <div·class="bottom-actions"·id="bottom-actions"> | 263 | <div·class="bottom-actions"·id="bottom-actions"> |
| 264 | ··<div·class="bottom-actions-item"> | 264 | ··<div·class="bottom-actions-item"> |
| 265 | ······<a·href="driver.html"·class="bottom-actions-button"·rel="prev"> | 265 | ······<a·href="driver.html"·class="bottom-actions-button"·rel="prev"> |
| 266 | ········<span·class="subheader"> | 266 | ········<span·class="subheader"> |
| Offset 301, 15 lines modified | Offset 301, 15 lines modified | ||
| 301 | ······<p·class="built-using"> | 301 | ······<p·class="built-using"> |
| 302 | ········Built·using | 302 | ········Built·using |
| 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 305 | ······</p> | 305 | ······</p> |
| 306 | <p>Copyright·©·1996-202 | 306 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 307 | ····</footer> | 307 | ····</footer> |
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| 157 | BF</code></pre><p>If·multiple·<code·class="inline">-eval</code>·expressions·are·specified,·they·are·evaluated·sequentially | 157 | BF</code></pre><p>If·multiple·<code·class="inline">-eval</code>·expressions·are·specified,·they·are·evaluated·sequentially |
| 158 | in·the·order·specified.·<code·class="inline">-eval</code>·expressions·are·evaluated·sequentially·with | 158 | in·the·order·specified.·<code·class="inline">-eval</code>·expressions·are·evaluated·sequentially·with |
| 159 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>·function·calls·(this·also·in·the·order·specified).·As·with | 159 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>·function·calls·(this·also·in·the·order·specified).·As·with |
| 160 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>,·an·evaluation·that·does·not·terminate·blocks·the·system | 160 | <code·class="inline">-s</code>·and·<code·class="inline">-run</code>,·an·evaluation·that·does·not·terminate·blocks·the·system |
| 161 | initialization·process.</p></li><li><p><strong><code·class="inline">-extra</code></strong>·-·Everything·following·<code·class="inline">-extra</code>·is·considered·plain·arguments·and | 161 | initialization·process.</p></li><li><p><strong><code·class="inline">-extra</code></strong>·-·Everything·following·<code·class="inline">-extra</code>·is·considered·plain·arguments·and |
| 162 | can·be·retrieved·using·<a·href="#get_plain_arguments/0"><code·class="inline">get_plain_arguments/0</code></a>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-extra·+A·1·--</span><span·class="w"> | 162 | can·be·retrieved·using·<a·href="#get_plain_arguments/0"><code·class="inline">get_plain_arguments/0</code></a>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-extra·+A·1·--</span><span·class="w"> |
| 163 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 163 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 164 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id=" | 164 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="4357073107-1">(</span><span·class="p"·data-group-id="4357073107-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="4357073107-2">[</span><span·class="s">"+A"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p">,</span><span·class="s">"--"</span><span·class="p"·data-group-id="4357073107-2">]</span></code></pre><p>The·<code·class="inline">-extra</code>·flag·can·be·passed·on·the·command·line,·through·<code·class="inline">ERL_*FLAGS</code>·or |
| 166 | <code·class="inline">-args_file</code>.·It·only·effects·the·remaining·command-line·flags·in·the·entity | 166 | <code·class="inline">-args_file</code>.·It·only·effects·the·remaining·command-line·flags·in·the·entity |
| 167 | in·which·it·is·passed.·If·multiple·<code·class="inline">-extra</code>·flags·are·passed·they·are | 167 | in·which·it·is·passed.·If·multiple·<code·class="inline">-extra</code>·flags·are·passed·they·are |
| 168 | concatenated·using·the·same·order·rules·as·<code·class="inline">ERL_*FLAGS</code>·or·<code·class="inline">-args_file</code>·in | 168 | concatenated·using·the·same·order·rules·as·<code·class="inline">ERL_*FLAGS</code>·or·<code·class="inline">-args_file</code>·in |
| 169 | which·they·are·given.</p><p>Example:</p><pre><code·class="text">%·ERL_AFLAGS="-extra·a"·ERL_ZFLAGS="-extra·d"·erl·-extra·b·-extra·c | 169 | which·they·are·given.</p><p>Example:</p><pre><code·class="text">%·ERL_AFLAGS="-extra·a"·ERL_ZFLAGS="-extra·d"·erl·-extra·b·-extra·c |
| 170 | ... | 170 | ... |
| 171 | 1>·init:get_plain_arguments(). | 171 | 1>·init:get_plain_arguments(). |
| 172 | ["a","b","-extra","c","d"]</code></pre></li><li><p><strong><code·class="inline">-S·Mod·[Func·[Arg1,·Arg2,·...]]</code></strong>·-·Evaluates·the·specified·function·call | 172 | ["a","b","-extra","c","d"]</code></pre></li><li><p><strong><code·class="inline">-S·Mod·[Func·[Arg1,·Arg2,·...]]</code></strong>·-·Evaluates·the·specified·function·call |
| Offset 212, 21 lines modified | Offset 212, 21 lines modified | ||
| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| 214 | ··<span·class="text">Example</span> | 214 | ··<span·class="text">Example</span> |
| 215 | </h2> | 215 | </h2> |
| 216 | <pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·--·a·b·-children·thomas·claire·-ages·7·3·--·x·y</span><span·class="w"> | 216 | <pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·--·a·b·-children·thomas·claire·-ages·7·3·--·x·y</span><span·class="w"> |
| 217 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 217 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="1 | 218 | </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_plain_arguments</span><span·class="p"·data-group-id="1305718559-1">(</span><span·class="p"·data-group-id="1305718559-1">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="p"·data-group-id="1 | 219 | </span><span·class="p"·data-group-id="1305718559-2">[</span><span·class="s">"a"</span><span·class="p">,</span><span·class="s">"b"</span><span·class="p">,</span><span·class="s">"x"</span><span·class="p">,</span><span·class="s">"y"</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·8dc4170ac64cecf6b4d04280a7f29b973304c86988d45cb1a50421affd0e5a89·...·]-2">]</span><span·class="gp·unselectable"> |
| 220 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="1 | 220 | 2>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="1305718559-3">(</span><span·class="ss">children</span><span·class="p"·data-group-id="1305718559-3">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="p"·data-group-id="1 | 221 | </span><span·class="p"·data-group-id="1305718559-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1305718559-5">[</span><span·class="p"·data-group-id="1305718559-6">[</span><span·class="s">"thomas"</span><span·class="p">,</span><span·class="s[·...·truncated·by·diffoscope;·len:·174,·SHA:·888b41ef1dc7e7ef57270535a3a19b8a6f881c4028ea41f0ea7f903c5a8e3763·...·]-4">}</span><span·class="gp·unselectable"> |
| 222 | 3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="1 | 222 | 3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="1305718559-7">(</span><span·class="ss">ages</span><span·class="p"·data-group-id="1305718559-7">)</span><span·class="p">.</span><span·class="w"> |
| 223 | </span><span·class="p"·data-group-id="1 | 223 | </span><span·class="p"·data-group-id="1305718559-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1305718559-9">[</span><span·class="p"·data-group-id="1305718559-10">[</span><span·class="s">"7"</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·190,·SHA:·e7b5da0ed72d75783c562896ddb571949f359012affbbbf0254d106dd9bde2cd·...·]-8">}</span><span·class="gp·unselectable"> |
| 224 | 4>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="1 | 224 | 4>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="1305718559-11">(</span><span·class="ss">silly</span><span·class="p"·data-group-id="1305718559-11">)</span><span·class="p">.</span><span·class="w"> |
| 225 | </span><span·class="ss">error</span></code></pre><h2·id="module-see-also"·class="section-heading"> | 225 | </span><span·class="ss">error</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 226 | ··<a·href="#module-see-also"·class="hover-link"> | 226 | ··<a·href="#module-see-also"·class="hover-link"> |
| 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 228 | ··</a> | 228 | ··</a> |
| 229 | ··<span·class="text">See·Also</span> | 229 | ··<span·class="text">See·Also</span> |
| 230 | </h2> | 230 | </h2> |
| 231 | <p><a·href="erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>,·<a·href="../../../lib/kernel-10.2.3/doc/html/heart.html"><code·class="inline">heart</code></a></p> | 231 | <p><a·href="erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>,·<a·href="../../../lib/kernel-10.2.3/doc/html/heart.html"><code·class="inline">heart</code></a></p> |
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| 512 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_argument(Flag)·->·{ok,·Arg}·|·error·when·Flag·::·<a·href="erlang.html#t:atom/0">atom</a>(),·Arg·::·[Values·::·[<a·href="erlang.html#t:string/0">string</a>()]].</pre> | 512 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_argument(Flag)·->·{ok,·Arg}·|·error·when·Flag·::·<a·href="erlang.html#t:atom/0">atom</a>(),·Arg·::·[Values·::·[<a·href="erlang.html#t:string/0">string</a>()]].</pre> |
| 513 | ······</div> | 513 | ······</div> |
| 514 | <p>Returns·all·values·associated·with·the·command-line·user·flag·<code·class="inline">Flag</code>.</p><p>If·<code·class="inline">Flag</code>·is·provided·several·times,·each·<code·class="inline">Values</code>·is·returned·in·preserved·order. | 514 | <p>Returns·all·values·associated·with·the·command-line·user·flag·<code·class="inline">Flag</code>.</p><p>If·<code·class="inline">Flag</code>·is·provided·several·times,·each·<code·class="inline">Values</code>·is·returned·in·preserved·order. |
| 515 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-a·b·c·-a·d</span><span·class="w"> | 515 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-a·b·c·-a·d</span><span·class="w"> |
| 516 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 516 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 517 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id=" | 517 | 1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="0102974456-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="0102974456-1">)</span><span·class="p">.</span><span·class="w"> |
| 518 | </span><span·class="p"·data-group-id=" | 518 | </span><span·class="p"·data-group-id="0102974456-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0102974456-3">[</span><span·class="p"·data-group-id="0102974456-4">[</span><span·class="s">"b"</span><span·class="p">,</span><span·class="s">&q[·...·truncated·by·diffoscope;·len:·331,·SHA:·89e377ca65aa499bc95ba76d6430fceb26c692446f31d64ff3a97908924da4f4·...·]-2">}</span></code></pre><p>The·following·flags·are·defined·automatically·and·can·be·retrieved·using·this |
| 519 | function:</p><ul><li><p><strong><code·class="inline">root</code></strong>·-·The·installation·directory·of·Erlang/OTP,·<code·class="inline">$ROOT</code>:</p><pre><code·class="text">2>·init:get_argument(root). | 519 | function:</p><ul><li><p><strong><code·class="inline">root</code></strong>·-·The·installation·directory·of·Erlang/OTP,·<code·class="inline">$ROOT</code>:</p><pre><code·class="text">2>·init:get_argument(root). |
| 520 | {ok,[["/usr/local/otp/releases/otp_beam_solaris8_r10b_patched"]]}</code></pre></li><li><p><strong><code·class="inline">progname</code></strong>·-·The·name·of·the·program·which·started·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="6 | 520 | {ok,[["/usr/local/otp/releases/otp_beam_solaris8_r10b_patched"]]}</code></pre></li><li><p><strong><code·class="inline">progname</code></strong>·-·The·name·of·the·program·which·started·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_argument</span><span·class="p"·data-group-id="6031693138-1">(</span><span·class="ss">progname</span><span·class="p"·data-group-id="6031693138-1">)</span><span·class="p">.</span><span·class="w"> |
| 521 | </span><span·class="p"·data-group-id="6 | 521 | </span><span·class="p"·data-group-id="6031693138-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="6031693138-3">[</span><span·class="p"·data-group-id="6031693138-4">[</span><span·class="s">"erl"</span><span·class="p"·data-group-id="6031693138[·...·truncated·by·diffoscope;·len:·559,·SHA:·05185fd8ebce9d63677c6f5fbca926876ab8dbdc2517ca2626b8b3fc3e3b2723·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 522 | </span><span·class="p"·data-group-id=" | 522 | </span><span·class="p"·data-group-id="1246639980-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1246639980-3">[</span><span·class="p"·data-group-id="1246639980-4">[</span><span·class="s">"/home/harry"</span><span·class="p"·data-group-id="1[·...·truncated·by·diffoscope;·len:·115,·SHA:·98abcf4350e46137d2d63a47179a622cda5e5cc4bf9490199d953ba615fb2a0d·...·]-2">}</span></code></pre></li></ul><p>Returns·<code·class="inline">error</code>·if·no·value·is·associated·with·<code·class="inline">Flag</code>.</p> |
| 523 | ··</section> | 523 | ··</section> |
| 524 | </section> | 524 | </section> |
| 525 | <section·class="detail"·id="get_arguments/0"> | 525 | <section·class="detail"·id="get_arguments/0"> |
| 526 | ··<div·class="detail-header"> | 526 | ··<div·class="detail-header"> |
| 527 | ····<a·href="#get_arguments/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 527 | ····<a·href="#get_arguments/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 528 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 528 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 797, 15 lines modified | Offset 797, 15 lines modified | ||
| 797 | ······<p·class="built-using"> | 797 | ······<p·class="built-using"> |
| 798 | ········Built·using | 798 | ········Built·using |
| 799 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 799 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 800 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 800 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 801 | ······</p> | 801 | ······</p> |
| 802 | <p>Copyright·©·1996-202 | 802 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 803 | ····</footer> | 803 | ····</footer> |
| 804 | ··</div> | 804 | ··</div> |
| 805 | </main> | 805 | </main> |
| 806 | </div> | 806 | </div> |
| 807 | <script> | 807 | <script> |
| 808 | ··function·mermaidLoaded()·{ | 808 | ··function·mermaidLoaded()·{ |
| 809 | ····mermaid.initialize({ | 809 | ····mermaid.initialize({ |
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| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
| Offset 367, 78 lines modified | Offset 367, 78 lines modified | ||
| 367 | language,·that·is,·for·their·side·effects.·Functions·with·side·effects·are·also | 367 | language,·that·is,·for·their·side·effects.·Functions·with·side·effects·are·also |
| 368 | allowed·when·tracing.</p><h2·id="tracing-examples"·class="section-heading"> | 368 | allowed·when·tracing.</p><h2·id="tracing-examples"·class="section-heading"> |
| 369 | ··<a·href="#tracing-examples"·class="hover-link"> | 369 | ··<a·href="#tracing-examples"·class="hover-link"> |
| 370 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 370 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 371 | ··</a> | 371 | ··</a> |
| 372 | ··<span·class="text">Tracing·Examples</span> | 372 | ··<span·class="text">Tracing·Examples</span> |
| 373 | </h2> | 373 | </h2> |
| 374 | <p>Match·an·argument·list·of·three,·where·the·first·and·third·arguments·are·equal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 374 | <p>Match·an·argument·list·of·three,·where·the·first·and·third·arguments·are·equal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7170567710-1">[</span><span·class="p"·data-group-id="7170567710-2">{</span><span·class="p"·data-group-id="7170567710-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·cla[·...·truncated·by·diffoscope;·len:·116,·SHA:·d7f828fd4d2a836fe191bbf563ffc08669f6a77baf9e1b3c9e251f58938726cd·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 375 | ··</span><span·class="p"·data-group-id=" | 375 | ··</span><span·class="p"·data-group-id="7170567710-4">[</span><span·class="p"·data-group-id="7170567710-4">]</span><span·class="p">,</span><span·class="w"> |
| 376 | ··</span><span·class="p"·data-group-id=" | 376 | ··</span><span·class="p"·data-group-id="7170567710-5">[</span><span·class="p"·data-group-id="7170567710-5">]</span><span·class="p"·data-group-id="7170567710-2">}</span><span·class="p"·data-group-id="7170567710-1">]</span></code></pre><p>Match·an·argument·list·of·three,·where·the·second·argument·[·...·truncated·by·diffoscope;·len:·473,·SHA:·be1df467794858d025948304631863dc2a5ec334f404f39ff4e28674eaff708e·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 377 | ··</span><span·class="p"·data-group-id=" | 377 | ··</span><span·class="p"·data-group-id="5303374965-4">[</span><span·class="p"·data-group-id="5303374965-5">{</span><span·class="w">·</span><span·class="ss">'>'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·132,·SHA:·56507342bf0d0bfdd632dcbbe414e766cd40ce142519c4b16fa201a93f6a5483·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 378 | ··</span><span·class="p"·data-group-id=" | 378 | ··</span><span·class="p"·data-group-id="5303374965-6">[</span><span·class="p"·data-group-id="5303374965-6">]</span><span·class="p"·data-group-id="5303374965-2">}</span><span·class="p"·data-group-id="5303374965-1">]</span></code></pre><p>Match·an·argument·list·of·three,·where·the·third·argument·is·either·a·tuple |
| 379 | containing·argument·one·and·two,·<em>or</em>·a·list·beginning·with·argument·one·and·two | 379 | containing·argument·one·and·two,·<em>or</em>·a·list·beginning·with·argument·one·and·two |
| 380 | (that·is,·<code·class="inline">[a,b,[a,b,c]]</code>·or·<code·class="inline">[a,b,{a,b}]</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 380 | (that·is,·<code·class="inline">[a,b,[a,b,c]]</code>·or·<code·class="inline">[a,b,{a,b}]</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8153239393-1">[</span><span·class="p"·data-group-id="8153239393-2">{</span><span·class="p"·data-group-id="8153239393-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·cl[·...·truncated·by·diffoscope;·len:·117,·SHA:·e70e410e509bf5344311d9e103735a1be32211666b2096d1fbfd38111ce02d82·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 381 | ··</span><span·class="p"·data-group-id=" | 381 | ··</span><span·class="p"·data-group-id="8153239393-4">[</span><span·class="p"·data-group-id="8153239393-5">{</span><span·class="ss">'orelse'</span><span·class="p">,</span><span·class="w"> |
| 382 | ······</span><span·class="p"·data-group-id=" | 382 | ······</span><span·class="p"·data-group-id="8153239393-6">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$3'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8153239393-7">{</span><span·class=[·...·truncated·by·diffoscope;·len:·284,·SHA:·683c73867fb92b720b788c0186a010bf919387dc623b2a0fb845af9c9c575423·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 383 | ······</span><span·class="p"·data-group-id=" | 383 | ······</span><span·class="p"·data-group-id="8153239393-9">{</span><span·class="ss">'and'</span><span·class="p">,</span><span·class="w"> |
| 384 | ········</span><span·class="p"·data-group-id=" | 384 | ········</span><span·class="p"·data-group-id="8153239393-10">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8153239393-11">{</span><span·clas[·...·truncated·by·diffoscope;·len:·195,·SHA:·0d87e303e47fb9a11d2e18b8ec8407bf4e3e0dc7a6aaf06b81bcfe6b45ef6829·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 385 | ········</span><span·class="p"·data-group-id=" | 385 | ········</span><span·class="p"·data-group-id="8153239393-12">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8153239393-13">{</span><span·clas[·...·truncated·by·diffoscope;·len:·537,·SHA:·9003e7e4d6c8b887da8e08da1449d899677ff391929455dd7d75e63532a45069·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 386 | ··</span><span·class="p"·data-group-id=" | 386 | ··</span><span·class="p"·data-group-id="8153239393-15">[</span><span·class="p"·data-group-id="8153239393-15">]</span><span·class="p"·data-group-id="8153239393-2">}</span><span·class="p"·data-group-id="8153239393-1">]</span></code></pre><p>The·above·problem·can·also·be·solved·as·follows:</p><pre>[·...·truncated·by·diffoscope;·len:·411,·SHA:·b02c7c46b433418d2520f804024c653ca31bc1c68d91aa9c194befd3e65aa1c0·...·]-4">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2}],·[],·[]}, |
| 387 | ·{['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">',·['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">'·|·'</span><span·class="p">_</span><span·class="err">'</span><span·class="p">]</span><span·class="p">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=" | 387 | ·{['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">',·['</span><span·class="sc">$1</span><span·class="ss">',·'</span><span·class="sc">$2</span><span·class="ss">'·|·'</span><span·class="p">_</span><span·class="err">'</span><span·class="p">]</span><span·class="p">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7584699343-5">[</span><span·class="p"·data-group-id="7584699343-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7584699343-6">[</span><span·class="p"·data-group-id="7584699343-6">]</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·67,·SHA:·b14abba5871c9a10cbc05bfbcfca63138d42f297a207010da96a4ffd5f7f2777·...·]-3">]</span></code></pre><p>Match·two·arguments,·where·the·first·is·a·tuple·beginning·with·a·list·that·in |
| 388 | turn·begins·with·the·second·argument·times·two·(that·is,·<code·class="inline">[{[4,x],y},2]</code>·or | 388 | turn·begins·with·the·second·argument·times·two·(that·is,·<code·class="inline">[{[4,x],y},2]</code>·or |
| 389 | <code·class="inline">[{[8],·y,·z},4])</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 389 | <code·class="inline">[{[8],·y,·z},4])</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5592794291-1">[</span><span·class="p"·data-group-id="5592794291-2">{</span><span·class="p"·data-group-id="5592794291-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·cl[·...·truncated·by·diffoscope;·len:·1174,·SHA:·cb13f16e8b674c94655656353171cda01e8cc6b0e667949f56523737730749c7·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 390 | ··</span><span·class="p"·data-group-id=" | 390 | ··</span><span·class="p"·data-group-id="5592794291-9">[</span><span·class="p"·data-group-id="5592794291-9">]</span><span·class="p"·data-group-id="5592794291-2">}</span><span·class="p"·data-group-id="5592794291-1">]</span></code></pre><p>Match·three·arguments.·When·all·three·are·equal·and·are·numbers,·append·the |
| 391 | process·dump·to·the·trace·message,·otherwise·let·the·trace·message·be·"as·is", | 391 | process·dump·to·the·trace·message,·otherwise·let·the·trace·message·be·"as·is", |
| 392 | but·set·the·sequential·trace·token·label·to·4711:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8 | 392 | but·set·the·sequential·trace·token·label·to·4711:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8915958534-1">[</span><span·class="p"·data-group-id="8915958534-2">{</span><span·class="p"·data-group-id="8915958534-3">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·cla[·...·truncated·by·diffoscope;·len:·116,·SHA:·e148a26c5565cba4adbf322912716be9219836b831e1d17340cf8acb21b52974·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 393 | ··</span><span·class="p"·data-group-id="8 | 393 | ··</span><span·class="p"·data-group-id="8915958534-4">[</span><span·class="p"·data-group-id="8915958534-5">{</span><span·class="nb">is_number</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="8915958534-5">}</span><span·class=[·...·truncated·by·diffoscope;·len:·29,·SHA:·2c2cf5457ee48ed88c46c50ead17d7db1efa221d1d26e2c8c962b39de8ab5efb·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 394 | ··</span><span·class="p"·data-group-id="8246334341-6">[</span><span·class="p"·data-group-id="8246334341-7">{</span><span·class="ss">message</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8246334341-8">{</span><span·class="ss">process_dump</span><span·class="p"·data-group-id="8246334341-8">}</span><span·class="p"·data-group-id="8246334341-7">}</span><span·class="p"·data-group-id="8246334341-6">]</span><span·class="p"·data-group-id="8246334341-2">}</span><span·class="p">,</span><span·class="w"> | ||
| 395 | ·</span><span·class="p"·data-group-id="8 | 394 | ··</span><span·class="p"·data-group-id="8915958534-6">[</span><span·class="p"·data-group-id="8915958534-7">{</span><span·class="ss">message</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8915958534-8">{</span><span·clas[·...·truncated·by·diffoscope;·len:·278,·SHA:·85311eadac7434e2797781e6b9d2f7d82487e4781d5f5256ebd12a7d334e6f4e·...·] |
| 395 | ·</span><span·class="p"·data-group-id="8915958534-9">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8915958534-10">[</span><span·class="p"·data-group-id="8915958534-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8915958534-11">[</span><span·class="p"·data-group-id="8915958534-12">{</span><span·class="ss">set_seq_token</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">label</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4711</span><span·class="p"·data-group-id="8915958534-12">}</span><span·class="p"·data-group-id="8915958534-11">]</span><span·class="p"·data-group-id="8915958534-9">}</span><span·class="p"·data-group-id="8915958534-1">]</span></code></pre><p>As·can·be·noted·above,·the·parameter·list·can·be·matched·against·a·single | ||
| 396 | <code·class="inline">MatchVariable</code>·or·an·<code·class="inline">'_'</code>.·To·replace·the·whole·parameter·list·with·a·single | 396 | <code·class="inline">MatchVariable</code>·or·an·<code·class="inline">'_'</code>.·To·replace·the·whole·parameter·list·with·a·single |
| 397 | variable·is·a·special·case.·In·all·other·cases·the·<code·class="inline">MatchHead</code>·must·be·a | 397 | variable·is·a·special·case.·In·all·other·cases·the·<code·class="inline">MatchHead</code>·must·be·a |
| 398 | <em>proper</em>·list.</p><p>Generate·a·trace·message·only·if·the·trace·control·word·is·set·to·1:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 398 | <em>proper</em>·list.</p><p>Generate·a·trace·message·only·if·the·trace·control·word·is·set·to·1:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1582406119-1">[</span><span·class="p"·data-group-id="1582406119-2">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> |
| 399 | ··</span><span·class="p"·data-group-id="5031528512-3">[</span><span·class="p"·data-group-id="5031528512-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="5031528512-5">{</span><span·class="ss">get_tcw</span><span·class="p"·data-group-id="5031528512-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="5031528512-6">{</span><span·class="ss">const</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="5031528512-6">}</span><span·class="p"·data-group-id="5031528512-4">}</span><span·class="p"·data-group-id="5031528512-3">]</span><span·class="p">,</span><span·class="w"> | ||
| 400 | ··</span><span·class="p"·data-group-id=" | 399 | ··</span><span·class="p"·data-group-id="1582406119-3">[</span><span·class="p"·data-group-id="1582406119-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="1582406119-5">{</span><span·class="ss">get_tcw</span><span·class="p"·data-group-id="158240[·...·truncated·by·diffoscope;·len:·347,·SHA:·3fecf416d10866ae29291d8a35dd529b349b7b695087964138d41fba036b92d3·...·]</span><span·class="p">,</span><span·class="w"> |
| 400 | ··</span><span·class="p"·data-group-id="1582406119-7">[</span><span·class="p"·data-group-id="1582406119-7">]</span><span·class="p"·data-group-id="1582406119-2">}</span><span·class="p"·data-group-id="1582406119-1">]</span></code></pre><p>Generate·a·trace·message·only·if·there·is·a·<code·class="inline">seq_trace</code>·token:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7936081757-1">[</span><span·class="p"·data-group-id="7936081757-2">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w"> | ||
| 401 | ··</span><span·class="p"·data-group-id=" | 401 | ··</span><span·class="p"·data-group-id="7936081757-3">[</span><span·class="p"·data-group-id="7936081757-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="7936081757-5">{</span><span·class="ss">is_seq_trace</span><span·class="p"·data-group-id="7[·...·truncated·by·diffoscope;·len:·347,·SHA:·dcf3ac7f52f38ec5ceac44d6f2505a12873553f8179c0c75a78fa4e7846e8898·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 402 | ··</span><span·class="p"·data-group-id=" | 402 | ··</span><span·class="p"·data-group-id="7936081757-7">[</span><span·class="p"·data-group-id="7936081757-7">]</span><span·class="p"·data-group-id="7936081757-2">}</span><span·class="p"·data-group-id="7936081757-1">]</span></code></pre><p>Remove·the·<code·class="inline">'silent'</code>·trace·flag·when·the·first·argument·is·<code·class="inline">'verbose'</code>,·and·add |
| 403 | it·when·it·is·<code·class="inline">'silent':</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 403 | it·when·it·is·<code·class="inline">'silent':</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6593258287-1">[</span><span·class="p"·data-group-id="6593258287-2">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 404 | ··</span><span·class="p"·data-group-id=" | 404 | ··</span><span·class="p"·data-group-id="6593258287-3">[</span><span·class="p"·data-group-id="6593258287-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="6593258287-5">{</span><span·class="nb">hd</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·244,·SHA:·e8b4eeec6da01596fc03ddc89775a38199e40679411c3dcc414a742a54d11f04·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 405 | ··</span><span·class="p"·data-group-id=" | 405 | ··</span><span·class="p"·data-group-id="6593258287-6">[</span><span·class="p"·data-group-id="6593258287-7">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6593258287-8">[</span><span·class="ss">silent</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·309,·SHA:·72434020e69faab41d3412a94966fbde2d81eb274d9b5cf3083b91237f1b0529·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 406 | ·</span><span·class="p"·data-group-id=" | 406 | ·</span><span·class="p"·data-group-id="6593258287-10">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 407 | ··</span><span·class="p"·data-group-id=" | 407 | ··</span><span·class="p"·data-group-id="6593258287-11">[</span><span·class="p"·data-group-id="6593258287-12">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="6593258287-13">{</span><span·class="nb">hd</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·248,·SHA:·3d4198c028d23300b1819d3da364e918f01071e46d7fb87688823553428a07d5·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 408 | ··</span><span·class="p"·data-group-id=" | 408 | ··</span><span·class="p"·data-group-id="6593258287-14">[</span><span·class="p"·data-group-id="6593258287-15">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6593258287-16">[</span><span·class="p"·data-group-id="6593258287-16">]<[·...·truncated·by·diffoscope;·len:·630,·SHA:·8adb4e9084b8b5c832512893235c9f4d3ee4e28a22c636f462fe19ae9a9ac348·...·]-2">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 409 | ··</span><span·class="p"·data-group-id=" | 409 | ··</span><span·class="p"·data-group-id="1151726914-3">[</span><span·class="p"·data-group-id="1151726914-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="p"·data-group-id="1151726914-5">{</span><span·class="nb">length</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·242,·SHA:·5c21a7731e3a682cb6f69b925b80de09fb91bf6cd795f1ac8eaace77bb3775d6·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 410 | ··</span><span·class="p"·data-group-id=" | 410 | ··</span><span·class="p"·data-group-id="1151726914-6">[</span><span·class="p"·data-group-id="1151726914-7">{</span><span·class="ss">return_trace</span><span·class="p"·data-group-id="1151726914-7">}</span><span·class="p"·data-group-id="1151726914-6">]</span><span·class="p"·data-group-id="11517269[·...·truncated·by·diffoscope;·len:·2,·SHA:·8527a891e224136950ff32ca212b45bc93f69fbb801c3b1ebedac52775f99e61·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 411 | ·</span><span·class="p"·data-group-id=" | 411 | ·</span><span·class="p"·data-group-id="1151726914-8">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="p"·data-group-id="1151726914-9">[</span><span·class="p"·data-group-id="1151726914-9">]</span><span·class="p">,</span><span·class="p"·data-group-id="1151726914-10"[·...·truncated·by·diffoscope;·len:·157,·SHA:·942a3c0e746344fcf617636cb55a105241571169825100ceb75b02d67d668c99·...·]-1">]</span></code></pre><p>Generate·a·trace·message·only·if·the·function·is·of·arity·3·and·the·first |
| 412 | argument·is·<code·class="inline">'trace'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 412 | argument·is·<code·class="inline">'trace'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8125481083-1">[</span><span·class="p"·data-group-id="8125481083-2">{</span><span·class="p"·data-group-id="8125481083-3">[</span><span·class="ss">'trace'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·72,·SHA:·03475c30ce1910656c7c8da7c12ff80e0412e63804739442161ee6e7a44ef99c·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 413 | ··</span><span·class="p"·data-group-id=" | 413 | ··</span><span·class="p"·data-group-id="8125481083-4">[</span><span·class="p"·data-group-id="8125481083-4">]</span><span·class="p">,</span><span·class="w"> |
| 414 | ··</span><span·class="p"·data-group-id=" | 414 | ··</span><span·class="p"·data-group-id="8125481083-5">[</span><span·class="p"·data-group-id="8125481083-5">]</span><span·class="p"·data-group-id="8125481083-2">}</span><span·class="p">,</span><span·class="w"> |
| 415 | ·</span><span·class="p"·data-group-id=" | 415 | ·</span><span·class="p"·data-group-id="8125481083-6">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="p"·data-group-id="8125481083-7">[</span><span·class="p"·data-group-id="8125481083-7">]</span><span·class="p">,</span><span·class="p"·data-group-id="8125481083-8">[·...·truncated·by·diffoscope;·len:·155,·SHA:·04af1f9aeb38039f1c2ca125b4493b23d7f6a32c7d922cf12f4cd7efe8aed1b7·...·]-1">]</span></code></pre><h2·id="ets-examples"·class="section-heading"> |
| 416 | ··<a·href="#ets-examples"·class="hover-link"> | 416 | ··<a·href="#ets-examples"·class="hover-link"> |
| 417 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 417 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 418 | ··</a> | 418 | ··</a> |
| 419 | ··<span·class="text">ETS·Examples</span> | 419 | ··<span·class="text">ETS·Examples</span> |
| 420 | </h2> | 420 | </h2> |
| 421 | <p>Match·all·objects·in·an·ETS·table,·where·the·first·element·is·the·atom | 421 | <p>Match·all·objects·in·an·ETS·table,·where·the·first·element·is·the·atom |
| 422 | <code·class="inline">'strider'</code>·and·the·tuple·arity·is·3,·and·return·the·whole·object:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7 | 422 | <code·class="inline">'strider'</code>·and·the·tuple·arity·is·3,·and·return·the·whole·object:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7476919682-1">[</span><span·class="p"·data-group-id="7476919682-2">{</span><span·class="p"·data-group-id="7476919682-3">{</span><span·class="ss">strider</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss[·...·truncated·by·diffoscope;·len:·61,·SHA:·05b6b2bd1daf6ce70f5a348fefd6b007b746c869c9ca7698ce00ad0e30ffb8a1·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 423 | ··</span><span·class="p"·data-group-id="7 | 423 | ··</span><span·class="p"·data-group-id="7476919682-4">[</span><span·class="p"·data-group-id="7476919682-4">]</span><span·class="p">,</span><span·class="w"> |
| 424 | ··</span><span·class="p"·data-group-id="7 | 424 | ··</span><span·class="p"·data-group-id="7476919682-5">[</span><span·class="ss">'$_'</span><span·class="p"·data-group-id="7476919682-5">]</span><span·class="p"·data-group-id="7476919682-2">}</span><span·class="p"·data-group-id="7476919682-1">]</span></code></pre><p>Match·all·objects·in·an·ETS·table·with·arity·>·1·and·the·first·element·is |
| 425 | 'gandalf',·and·return·element·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 425 | 'gandalf',·and·return·element·2:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4671296747-1">[</span><span·class="p"·data-group-id="4671296747-2">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 426 | ··</span><span·class="p"·data-group-id=" | 426 | ··</span><span·class="p"·data-group-id="4671296747-3">[</span><span·class="p"·data-group-id="4671296747-4">{</span><span·class="ss">'=='</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">gandalf</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·830,·SHA:·484c4544e8a764cdfa2a56108b55530248efd6ccb1144917f1d4a156eb4c23b7·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 427 | ··</span><span·class="p"·data-group-id=" | 427 | ··</span><span·class="p"·data-group-id="4671296747-8">[</span><span·class="p"·data-group-id="4671296747-9">{</span><span·class="nb">element</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4671296747[·...·truncated·by·diffoscope;·len:·159,·SHA:·72edacf5e360a9c020d7f696c4b08f4b2ee398751d5cd4089c7a28bedb369b50·...·]-1">]</span></code></pre><p>In·this·example,·if·the·first·element·had·been·the·key,·it·is·much·more |
| 428 | efficient·to·match·that·key·in·the·<code·class="inline">MatchHead</code>·part·than·in·the | 428 | efficient·to·match·that·key·in·the·<code·class="inline">MatchHead</code>·part·than·in·the |
| 429 | <code·class="inline">MatchConditions</code>·part.·The·search·space·of·the·tables·is·restricted·with | 429 | <code·class="inline">MatchConditions</code>·part.·The·search·space·of·the·tables·is·restricted·with |
| 430 | regards·to·the·<code·class="inline">MatchHead</code>·so·that·only·objects·with·the·matching·key·are | 430 | regards·to·the·<code·class="inline">MatchHead</code>·so·that·only·objects·with·the·matching·key·are |
| 431 | searched.</p><p>Match·tuples·of·three·elements,·where·the·second·element·is·either·<code·class="inline">'merry'</code>·or | 431 | searched.</p><p>Match·tuples·of·three·elements,·where·the·second·element·is·either·<code·class="inline">'merry'</code>·or |
| 432 | <code·class="inline">'pippin'</code>,·and·return·the·whole·objects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 432 | <code·class="inline">'pippin'</code>,·and·return·the·whole·objects:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6695871412-1">[</span><span·class="p"·data-group-id="6695871412-2">{</span><span·class="p"·data-group-id="6695871412-3">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">merry</span><span·class="p">,</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·60,·SHA:·246716ba650955db606fc0cc0a57f9d42e3ed21cdaeb51d419b53d87f060dfab·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 433 | ··</span><span·class="p"·data-group-id=" | 433 | ··</span><span·class="p"·data-group-id="6695871412-4">[</span><span·class="p"·data-group-id="6695871412-4">]</span><span·class="p">,</span><span·class="w"> |
| 434 | ··</span><span·class="p"·data-group-id=" | 434 | ··</span><span·class="p"·data-group-id="6695871412-5">[</span><span·class="ss">'$_'</span><span·class="p"·data-group-id="6695871412-5">]</span><span·class="p"·data-group-id="6695871412-2">}</span><span·class="p">,</span><span·class="w"> |
| 435 | ·</span><span·class="p"·data-group-id=" | 435 | ·</span><span·class="p"·data-group-id="6695871412-6">{</span><span·class="p"·data-group-id="6695871412-7">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">pippin</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="66[·...·truncated·by·diffoscope;·len:·8,·SHA:·774cb8aa9477adecd7b483d2edc2c7634bd28d74b7907432e151a13debf4e6c0·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 436 | ··</span><span·class="p"·data-group-id=" | 436 | ··</span><span·class="p"·data-group-id="6695871412-8">[</span><span·class="p"·data-group-id="6695871412-8">]</span><span·class="p">,</span><span·class="w"> |
| 437 | ··</span><span·class="p"·data-group-id=" | 437 | ··</span><span·class="p"·data-group-id="6695871412-9">[</span><span·class="ss">'$_'</span><span·class="p"·data-group-id="6695871412-9">]</span><span·class="p"·data-group-id="6695871412-6">}</span><span·class="p"·data-group-id="6695871412-1">]</span></code></pre><p>Function·<a·href="../../../lib/stdlib-6.2.1/doc/html/ets.html#test_ms/2"><code·class="inline">ets:test_ms/2</code></a>·can·be·useful·for·testing·complicated·ETS·matches.</p> |
| 438 | </div> | 438 | </div> |
| 439 | <div·class="bottom-actions"·id="bottom-actions"> | 439 | <div·class="bottom-actions"·id="bottom-actions"> |
| 440 | ··<div·class="bottom-actions-item"> | 440 | ··<div·class="bottom-actions-item"> |
| 441 | ······<a·href="time_correction.html"·class="bottom-actions-button"·rel="prev"> | 441 | ······<a·href="time_correction.html"·class="bottom-actions-button"·rel="prev"> |
| 442 | ········<span·class="subheader"> | 442 | ········<span·class="subheader"> |
| Offset 477, 15 lines modified | Offset 477, 15 lines modified | ||
| 477 | ······<p·class="built-using"> | 477 | ······<p·class="built-using"> |
| 478 | ········Built·using | 478 | ········Built·using |
| 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 481 | ······</p> | 481 | ······</p> |
| 482 | <p>Copyright·©·1996-202 | 482 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 483 | ····</footer> | 483 | ····</footer> |
| 484 | ··</div> | 484 | ··</div> |
| 485 | </main> | 485 | </main> |
| 486 | </div> | 486 | </div> |
| 487 | <script> | 487 | <script> |
| 488 | ··function·mermaidLoaded()·{ | 488 | ··function·mermaidLoaded()·{ |
| 489 | ····mermaid.initialize({ | 489 | ····mermaid.initialize({ |
| Offset 176, 15 lines modified | Offset 176, 15 lines modified | ||
| 176 | <ul><li><p><a·href="../../../lib/kernel-10.2.3/doc/html/gen_sctp.html#peeloff/2"><code·class="inline">gen_sctp:peeloff/2</code></a>·has·been·fixed·to·inherit·socket·options·to·the·peeled·off·socket·more·like·<a·href="../../../lib/kernel-10.2.3/doc/html/gen_tcp.html#accept/1"><code·class="inline">gen_tcp:accept/1</code></a>,·for·example·the·options·<code·class="inline">tos</code>·or·<code·class="inline">tclass</code>.</p><p>When·setting·SCTP·options·that·are·unsupported·on·the·platform,·some·should·be·silently·ignored,·but·a·bug·caused·the·option·parsing·to·derail·so·the·options·after·could·bail·out·and·cause·an·error·instead.··This·has·been·fixed.</p><p>Own·Id:·OTP-19225·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8789"·title="">PR-8789</a></p></li><li><p>Fixed·a·bug·where·Erlang·would·corrupt·the·terminal·settings·if·stdin·was·a·TTY·but·stdout·was·not.</p><p>Own·Id:·OTP-19232·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8794"·title="">PR-8794</a>,·<a·href="https://github.com/erlang/otp/issues/8487"·title="">GH-8487</a></p></li><li><p>Fixed·a·bug·in·the·non-JIT·VM·when·loading·a·NIF·over·a·function·that·is·already·traced·by·more·than·one·session.·This·caused·a·VM·crash.·This·bug·has·existed·since·OTP-27.0,·where·multiple·trace·sessions·were·introduced.</p><p>Own·Id:·OTP-19248·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8856"·title="">PR-8856</a></p></li><li><p>Fixed·a·bug·where·the·loading·of·modules·with·extremely·large·binary·construction·instructions·crashed·the·emulator·on·AArch64.</p><p>Own·Id:·OTP-19261·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8815"·title="">GH-8815</a>,·<a·href="https://github.com/erlang/otp/pull/8816"·title="">PR-8816</a></p></li><li><p><a·href="../../../lib/kernel-10.2.3/doc/html/inet.html#getifaddrs/1"><code·class="inline">inet:getifaddrs/0,1</code></a>·is·improved·when·using | 176 | <ul><li><p><a·href="../../../lib/kernel-10.2.3/doc/html/gen_sctp.html#peeloff/2"><code·class="inline">gen_sctp:peeloff/2</code></a>·has·been·fixed·to·inherit·socket·options·to·the·peeled·off·socket·more·like·<a·href="../../../lib/kernel-10.2.3/doc/html/gen_tcp.html#accept/1"><code·class="inline">gen_tcp:accept/1</code></a>,·for·example·the·options·<code·class="inline">tos</code>·or·<code·class="inline">tclass</code>.</p><p>When·setting·SCTP·options·that·are·unsupported·on·the·platform,·some·should·be·silently·ignored,·but·a·bug·caused·the·option·parsing·to·derail·so·the·options·after·could·bail·out·and·cause·an·error·instead.··This·has·been·fixed.</p><p>Own·Id:·OTP-19225·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8789"·title="">PR-8789</a></p></li><li><p>Fixed·a·bug·where·Erlang·would·corrupt·the·terminal·settings·if·stdin·was·a·TTY·but·stdout·was·not.</p><p>Own·Id:·OTP-19232·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8794"·title="">PR-8794</a>,·<a·href="https://github.com/erlang/otp/issues/8487"·title="">GH-8487</a></p></li><li><p>Fixed·a·bug·in·the·non-JIT·VM·when·loading·a·NIF·over·a·function·that·is·already·traced·by·more·than·one·session.·This·caused·a·VM·crash.·This·bug·has·existed·since·OTP-27.0,·where·multiple·trace·sessions·were·introduced.</p><p>Own·Id:·OTP-19248·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8856"·title="">PR-8856</a></p></li><li><p>Fixed·a·bug·where·the·loading·of·modules·with·extremely·large·binary·construction·instructions·crashed·the·emulator·on·AArch64.</p><p>Own·Id:·OTP-19261·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8815"·title="">GH-8815</a>,·<a·href="https://github.com/erlang/otp/pull/8816"·title="">PR-8816</a></p></li><li><p><a·href="../../../lib/kernel-10.2.3/doc/html/inet.html#getifaddrs/1"><code·class="inline">inet:getifaddrs/0,1</code></a>·is·improved·when·using |
| 177 | inet_backend·=·socket.</p><p>Own·Id:·OTP-19264</p></li><li><p><a·href="../../../lib/stdlib-6.2.1/doc/html/win32reg.html#value/2"><code·class="inline">win32reg:value/2</code></a>·will·no·longer·crash·the·emulator·when·the·value·is·an·unterminated·REG_SZ·of·size·0.</p><p>Own·Id:·OTP-19283·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8903"·title="">GH-8903</a>,·<a·href="https://github.com/erlang/otp/pull/8912"·title="">PR-8912</a></p></li><li><p><code·class="inline">Makefile</code>·dependency·generation·on·Windows·in·WSL·2·has·been·corrected.</p><p>Own·Id:·OTP-19300·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8955"·title="">PR-8955</a></p></li><li><p>Fix·lock·order·violation·if·a·NIF·monitor·<code·class="inline">down</code>·callback·calls·<code·class="inline">enif_whereis_pid</code>.·Would·cause·debug·emulator·to·crash·but·could·potentially·lead·to·deadlocks·in·optimized·emulator.</p><p>Own·Id:·OTP-19330·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8983"·title="">GH-8983</a>,·<a·href="https://github.com/erlang/otp/pull/9008"·title="">PR-9008</a></p></li><li><p>Fixed·compilation·faults·when·compiling·using·<code·class="inline">--enable-vm-probes</code>.</p><p>Own·Id:·OTP-19333</p></li><li><p>Fixed·<code·class="inline">erl_nif.h</code>·on·Windows·to·compile·when·gcc·or·clang·is·used.</p><p>Own·Id:·OTP-19341·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9016"·title="">PR-9016</a></p></li><li><p>Fixed·a·minor·issue·in·the·JIT·debug·information·that·confused·tools·like·GDB·and·perf.</p><p>Own·Id:·OTP-19362·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9003"·title="">PR-9003</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> | 177 | inet_backend·=·socket.</p><p>Own·Id:·OTP-19264</p></li><li><p><a·href="../../../lib/stdlib-6.2.1/doc/html/win32reg.html#value/2"><code·class="inline">win32reg:value/2</code></a>·will·no·longer·crash·the·emulator·when·the·value·is·an·unterminated·REG_SZ·of·size·0.</p><p>Own·Id:·OTP-19283·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8903"·title="">GH-8903</a>,·<a·href="https://github.com/erlang/otp/pull/8912"·title="">PR-8912</a></p></li><li><p><code·class="inline">Makefile</code>·dependency·generation·on·Windows·in·WSL·2·has·been·corrected.</p><p>Own·Id:·OTP-19300·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8955"·title="">PR-8955</a></p></li><li><p>Fix·lock·order·violation·if·a·NIF·monitor·<code·class="inline">down</code>·callback·calls·<code·class="inline">enif_whereis_pid</code>.·Would·cause·debug·emulator·to·crash·but·could·potentially·lead·to·deadlocks·in·optimized·emulator.</p><p>Own·Id:·OTP-19330·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8983"·title="">GH-8983</a>,·<a·href="https://github.com/erlang/otp/pull/9008"·title="">PR-9008</a></p></li><li><p>Fixed·compilation·faults·when·compiling·using·<code·class="inline">--enable-vm-probes</code>.</p><p>Own·Id:·OTP-19333</p></li><li><p>Fixed·<code·class="inline">erl_nif.h</code>·on·Windows·to·compile·when·gcc·or·clang·is·used.</p><p>Own·Id:·OTP-19341·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9016"·title="">PR-9016</a></p></li><li><p>Fixed·a·minor·issue·in·the·JIT·debug·information·that·confused·tools·like·GDB·and·perf.</p><p>Own·Id:·OTP-19362·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9003"·title="">PR-9003</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> |
| 178 | ··<a·href="#improvements-and-new-features"·class="hover-link"> | 178 | ··<a·href="#improvements-and-new-features"·class="hover-link"> |
| 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 180 | ··</a> | 180 | ··</a> |
| 181 | ··<span·class="text">Improvements·and·New·Features</span> | 181 | ··<span·class="text">Improvements·and·New·Features</span> |
| 182 | </h3> | 182 | </h3> |
| 183 | <ul><li><p>Improved·documentation·of·<a·href="time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>The·label·for·a·process·can·now·be·retrieved·also·using·<code·class="inline">process_info(Pid,·label)</code>·in·addition·to·<a·href="../../../lib/stdlib-6.2.1/doc/html/proc_lib.html#get_label/1"><code·class="inline">proc_lib:get_label/1</code></a>.</p><p>This·new·option·is·useful·when·one·wants·to·retrieve·more·than·one·process·info·item.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_info</span><span·class="p"·data-group-id=" | 183 | <ul><li><p>Improved·documentation·of·<a·href="time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>The·label·for·a·process·can·now·be·retrieved·also·using·<code·class="inline">process_info(Pid,·label)</code>·in·addition·to·<a·href="../../../lib/stdlib-6.2.1/doc/html/proc_lib.html#get_label/1"><code·class="inline">proc_lib:get_label/1</code></a>.</p><p>This·new·option·is·useful·when·one·wants·to·retrieve·more·than·one·process·info·item.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">process_info</span><span·class="p"·data-group-id="0621846957-1">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0621846957-2">[</span><span·class="ss">label</span><span·class="p">,</span><span·class="ss">registered_name</span><span·class="p"[·...·truncated·by·diffoscope;·len:·79,·SHA:·5828946a1fe6c74ce303d7c56bc0c72e61bbbf1e74b64763ade49ea5cd9c7145·...·]-1">)</span></code></pre><p>Own·Id:·OTP-19373·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9108"·title="">PR-9108</a></p></li></ul><h2·id="erts-15-1-3"·class="section-heading"> |
| 184 | ··<a·href="#erts-15-1-3"·class="hover-link"> | 184 | ··<a·href="#erts-15-1-3"·class="hover-link"> |
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Erts·15.1.3</span> | 187 | ··<span·class="text">Erts·15.1.3</span> |
| 188 | </h2> | 188 | </h2> |
| 189 | <h3·id="fixed-bugs-and-malfunctions-4"·class="section-heading"> | 189 | <h3·id="fixed-bugs-and-malfunctions-4"·class="section-heading"> |
| 190 | ··<a·href="#fixed-bugs-and-malfunctions-4"·class="hover-link"> | 190 | ··<a·href="#fixed-bugs-and-malfunctions-4"·class="hover-link"> |
| Offset 224, 16 lines modified | Offset 224, 16 lines modified | ||
| 224 | </h2> | 224 | </h2> |
| 225 | <h3·id="fixed-bugs-and-malfunctions-7"·class="section-heading"> | 225 | <h3·id="fixed-bugs-and-malfunctions-7"·class="section-heading"> |
| 226 | ··<a·href="#fixed-bugs-and-malfunctions-7"·class="hover-link"> | 226 | ··<a·href="#fixed-bugs-and-malfunctions-7"·class="hover-link"> |
| 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 228 | ··</a> | 228 | ··</a> |
| 229 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 229 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 230 | </h3> | 230 | </h3> |
| 231 | <ul><li><p>The·<code·class="inline">erl·-man·example</code>·has·been·corrected·to·not·consider·values·set·in·<code·class="inline">ERL_ZFLAGS</code>·and·stop·parsing·arguments·when·a·<code·class="inline">--</code>·is·encountered.</p><p>Own·Id:·OTP-19098·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8478"·title="">PR-8478</a>,·<a·href="https://github.com/erlang/otp/issues/8477"·title="">GH-8477</a></p></li><li><p>Compiler·warnings·for··Windows·I/O·back-end·have·been·silenced.</p><p>Own·Id:·OTP-19113</p></li><li><p>Bugs·related·to·<code·class="inline">return_to</code>·trace·have·been·fixed.·It·did·not·work·for·more·than·once·trace·session·and·it·did·sometimes·not·trigger·for·exceptions.</p><p>Own·Id:·OTP-19122</p></li><li><p>Potential·deadlocks·while·writing·a·crash·dump·have·been·eliminated.</p><p>Own·Id:·OTP-19133·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8521"·title="">PR-8521</a>,·<a·href="https://github.com/erlang/otp/issues/8498"·title="">GH-8498</a></p></li><li><p>When·loading·a·damaged·or·too·old·BEAM·file,·the·runtime·system·could·crash.</p><p>Own·Id:·OTP-19153·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8623"·title="">PR-8623</a></p></li><li><p>A·scheduler·thread·could·get·stuck·when·deleting·a·memory·allocator·carrier·when·adjacent·carriers·were·deleted·and/or·inserted·simultaneously·by·other·schedulers.·This·in·turn·could·cause·the·other·schedulers·to·get·stuck·as·well.</p><p>Own·Id:·OTP-19154·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8613"·title="">GH-8613</a>,·<a·href="https://github.com/erlang/otp/pull/8627"·title="">PR-8627</a></p></li><li><p>Statistics·for·number·of·carriers·in·a·shared·pool·after·calling·<code·class="inline">instrument:allocations</code>·or·<code·class="inline">instrument:carriers</code>·are·now·correct.·Also,·a·potential·bug·in·carrier·block·scanning·was·eliminated.</p><p>Own·Id:·OTP-19166·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8636"·title="">PR-8636</a></p></li><li><p>A·race·in·the·kTLS·flavour·of·SSL·distribution·has·been·fixed·so·that·<code·class="inline">inet_drv.c</code>·doesn't·read·ahead·too·much·data,·which·could·cause·the·kTLS·encryption·to·be·activated·too·late·when·some·encrypted·data·had·already·been·read·into·the·<code·class="inline">inet_drv.c</code>·buffer·as·unencrypted.</p><p>Own·Id:·OTP-19175·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/pull/8690"·title="">PR-8690</a></p></li><li><p>Fixed·an·emulator·crash·relating·to·compressed·ETS·tables.</p><p>Own·Id:·OTP-19176·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8683"·title="">PR-8683</a></p></li><li><p>A·function·(encode_sockaddr)·was·called·with·superfluous·argument,·on·Windows,·in·the·net·nif.</p><p>Own·Id:·OTP-19181</p></li><li><p>Fixed·a·crash·that·could·happen·on·reallocation·failure.</p><p>Own·Id:·OTP-19192</p></li><li><p>Man·pages·are·now·available·for·<code·class="inline">erl</code>,·<code·class="inline">erlc</code>,·<code·class="inline">dialyzer</code>,·and·all·other·programs·that·are·included·in·Erlang/OTP.</p><p>Own·Id:·OTP-19201·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8740"·title="">PR-8740</a></p></li><li><p>A·previous·correction·in·the·Erlang/OTP·27.0.1·emergency·patch·had·the·unfortunate·side·effect·of·sometimes·causing·an·unnecessary·fullsweep·(major)·garbage·collection·instead·of·a··generation·(minor)·garbage·collection.·This·has·been·corrected.</p><p>Own·Id:·OTP-19209·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8751"·title="">PR-8751</a>,·<a·href="https://github.com/erlang/otp/pull/8539"·title="">PR-8539</a></p></li><li><p>Fixed·trace·matchspec·functions·<code·class="inline">trace</code>·and·<code·class="inline">enable_trace</code>·to·use·the·session·tracer·when·enabling·trace·flags·on·untraced·processes.</p><p>Own·Id:·OTP-19211·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8657"·title="">GH-8657</a></p></li><li><p>Fixed·a·typo·in·the·type·spec·for·<a·href="erlang.html#t:garbage_collection_defaults/0"><code·class="inline">erlang:garbage_collection_defaults/0</code></a>.</p><p>Own·Id:·OTP-19215·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8757"·title="">PR-8757</a></p></li><li><p>Corrected·socket:ioctl·for·genaddr·(SIOCGENADDR).</p><p>Own·Id:·OTP-19216</p></li><li><p>The·support·for·Transparent·Huge·Pages·has·been·disabled·on·non-amd64·Linux·systems.</p><p>Own·Id:·OTP-19219·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8702"·title="">PR-8702</a></p></li><li><p>Fixed·a·race·condition·on·Windows·when·upgrading·from·<code·class="inline">-noshell</code>·to·a·shell·that·would·cause·Erlang·to·crash·with·the·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 231 | <ul><li><p>The·<code·class="inline">erl·-man·example</code>·has·been·corrected·to·not·consider·values·set·in·<code·class="inline">ERL_ZFLAGS</code>·and·stop·parsing·arguments·when·a·<code·class="inline">--</code>·is·encountered.</p><p>Own·Id:·OTP-19098·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8478"·title="">PR-8478</a>,·<a·href="https://github.com/erlang/otp/issues/8477"·title="">GH-8477</a></p></li><li><p>Compiler·warnings·for··Windows·I/O·back-end·have·been·silenced.</p><p>Own·Id:·OTP-19113</p></li><li><p>Bugs·related·to·<code·class="inline">return_to</code>·trace·have·been·fixed.·It·did·not·work·for·more·than·once·trace·session·and·it·did·sometimes·not·trigger·for·exceptions.</p><p>Own·Id:·OTP-19122</p></li><li><p>Potential·deadlocks·while·writing·a·crash·dump·have·been·eliminated.</p><p>Own·Id:·OTP-19133·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8521"·title="">PR-8521</a>,·<a·href="https://github.com/erlang/otp/issues/8498"·title="">GH-8498</a></p></li><li><p>When·loading·a·damaged·or·too·old·BEAM·file,·the·runtime·system·could·crash.</p><p>Own·Id:·OTP-19153·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8623"·title="">PR-8623</a></p></li><li><p>A·scheduler·thread·could·get·stuck·when·deleting·a·memory·allocator·carrier·when·adjacent·carriers·were·deleted·and/or·inserted·simultaneously·by·other·schedulers.·This·in·turn·could·cause·the·other·schedulers·to·get·stuck·as·well.</p><p>Own·Id:·OTP-19154·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8613"·title="">GH-8613</a>,·<a·href="https://github.com/erlang/otp/pull/8627"·title="">PR-8627</a></p></li><li><p>Statistics·for·number·of·carriers·in·a·shared·pool·after·calling·<code·class="inline">instrument:allocations</code>·or·<code·class="inline">instrument:carriers</code>·are·now·correct.·Also,·a·potential·bug·in·carrier·block·scanning·was·eliminated.</p><p>Own·Id:·OTP-19166·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8636"·title="">PR-8636</a></p></li><li><p>A·race·in·the·kTLS·flavour·of·SSL·distribution·has·been·fixed·so·that·<code·class="inline">inet_drv.c</code>·doesn't·read·ahead·too·much·data,·which·could·cause·the·kTLS·encryption·to·be·activated·too·late·when·some·encrypted·data·had·already·been·read·into·the·<code·class="inline">inet_drv.c</code>·buffer·as·unencrypted.</p><p>Own·Id:·OTP-19175·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/pull/8690"·title="">PR-8690</a></p></li><li><p>Fixed·an·emulator·crash·relating·to·compressed·ETS·tables.</p><p>Own·Id:·OTP-19176·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8683"·title="">PR-8683</a></p></li><li><p>A·function·(encode_sockaddr)·was·called·with·superfluous·argument,·on·Windows,·in·the·net·nif.</p><p>Own·Id:·OTP-19181</p></li><li><p>Fixed·a·crash·that·could·happen·on·reallocation·failure.</p><p>Own·Id:·OTP-19192</p></li><li><p>Man·pages·are·now·available·for·<code·class="inline">erl</code>,·<code·class="inline">erlc</code>,·<code·class="inline">dialyzer</code>,·and·all·other·programs·that·are·included·in·Erlang/OTP.</p><p>Own·Id:·OTP-19201·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8740"·title="">PR-8740</a></p></li><li><p>A·previous·correction·in·the·Erlang/OTP·27.0.1·emergency·patch·had·the·unfortunate·side·effect·of·sometimes·causing·an·unnecessary·fullsweep·(major)·garbage·collection·instead·of·a··generation·(minor)·garbage·collection.·This·has·been·corrected.</p><p>Own·Id:·OTP-19209·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8751"·title="">PR-8751</a>,·<a·href="https://github.com/erlang/otp/pull/8539"·title="">PR-8539</a></p></li><li><p>Fixed·trace·matchspec·functions·<code·class="inline">trace</code>·and·<code·class="inline">enable_trace</code>·to·use·the·session·tracer·when·enabling·trace·flags·on·untraced·processes.</p><p>Own·Id:·OTP-19211·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8657"·title="">GH-8657</a></p></li><li><p>Fixed·a·typo·in·the·type·spec·for·<a·href="erlang.html#t:garbage_collection_defaults/0"><code·class="inline">erlang:garbage_collection_defaults/0</code></a>.</p><p>Own·Id:·OTP-19215·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8757"·title="">PR-8757</a></p></li><li><p>Corrected·socket:ioctl·for·genaddr·(SIOCGENADDR).</p><p>Own·Id:·OTP-19216</p></li><li><p>The·support·for·Transparent·Huge·Pages·has·been·disabled·on·non-amd64·Linux·systems.</p><p>Own·Id:·OTP-19219·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8702"·title="">PR-8702</a></p></li><li><p>Fixed·a·race·condition·on·Windows·when·upgrading·from·<code·class="inline">-noshell</code>·to·a·shell·that·would·cause·Erlang·to·crash·with·the·error:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8682211572-1">{</span><span·class="ss">'GetOverlappedResult'</span><span·class="p">,</span><span·class="w"> |
| 232 | ··</span><span·class="ss">'The·I/O·operation·has·been·aborted·because·of·either·a·thread·exit·or·an·application·request.'</span><span·class="p"·data-group-id=" | 232 | ··</span><span·class="ss">'The·I/O·operation·has·been·aborted·because·of·either·a·thread·exit·or·an·application·request.'</span><span·class="p"·data-group-id="8682211572-1">}</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-19220·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8774"·title="">PR-8774</a>,·<a·href="https://github.com/erlang/otp/issues/7621"·title="">GH-7621</a></p></li></ul><h3·id="improvements-and-new-features-1"·class="section-heading"> |
| 233 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> | 233 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> |
| 234 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 234 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 235 | ··</a> | 235 | ··</a> |
| 236 | ··<span·class="text">Improvements·and·New·Features</span> | 236 | ··<span·class="text">Improvements·and·New·Features</span> |
| 237 | </h3> | 237 | </h3> |
| 238 | <ul><li><p>Added·functions·<code·class="inline">getservbyname</code>·and·<code·class="inline">getservbyport</code>·to·the·<code·class="inline">net</code>·module.</p><p>Own·Id:·OTP-19101·Aux·Id:·OTP-18835</p></li><li><p>Introduced·enet·|·esock·variants·of·<a·href="../../../lib/kernel-10.2.3/doc/html/inet.html"><code·class="inline">inet</code></a>·functions,·either·when·called·with·sockets, | 238 | <ul><li><p>Added·functions·<code·class="inline">getservbyname</code>·and·<code·class="inline">getservbyport</code>·to·the·<code·class="inline">net</code>·module.</p><p>Own·Id:·OTP-19101·Aux·Id:·OTP-18835</p></li><li><p>Introduced·enet·|·esock·variants·of·<a·href="../../../lib/kernel-10.2.3/doc/html/inet.html"><code·class="inline">inet</code></a>·functions,·either·when·called·with·sockets, |
| 239 | with·explicit·inet_backend·config·or·with·the·e·inet_backend·kernel·config·option.</p><p>Own·Id:·OTP-19132·Aux·Id:·OTP-19101</p></li><li><p>Optimize·process·and·port·creation·when·such·tracing·is·not·enabled·by·any·trace·session.</p><p>Own·Id:·OTP-19167·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8655"·title="">PR-8655</a></p></li><li><p>Compiler·warnings·for·some·removed·functions·have·been·corrected·to·point·out·the·correct·replacement·functions.</p><p>Own·Id:·OTP-19186·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8709"·title="">PR-8709</a></p></li><li><p>A·boolean·option·<code·class="inline">read_ahead</code>·has·been·implemented·for·<code·class="inline">gen_tcp</code>,·default·<code·class="inline">true</code>,·to·facilitate·not·reading·past·(caching·data)·the·end·of·a·packet.··In·particular,·for·kTLS,·caching·data·could·read·in·data·that·was·supposed·to·be·decrypted·by·the·platform's·network·stack,·before·crypto·parameters·could·be·activated.</p><p>Own·Id:·OTP-19199·Aux·Id:·OTP-19175,·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/issues/8690"·title="">GH-8690</a>,·<a·href="https://github.com/erlang/otp/issues/8785"·title="">GH-8785</a></p></li><li><p>The·<a·href="../../../lib/stdlib-6.2.1/doc/html/zip.html"><code·class="inline">zip</code></a>·module·has·been·updated·with·support·for:</p><ul><li>zip64·archives·-·Archives·larger·than·4GB·or·with·more·than·2^32·entries.</li><li>extended·timestamps·-·Higher·resolution·and·in·UTC.</li><li>UID/GID·-·Save·and·extract·the·original·UID/GID.</li><li>Fixes·so·that·permission·mode·attributes·are·correctly·read·and·set·for·files·in·archives.</li><li><a·href="../../../lib/stdlib-6.2.1/doc/html/zip.html#list_dir/2"><code·class="inline">zip:list_dir/2</code></a>·now·also·returns·directories,·not·only·files.·(You·can·disable·this·behaviour·by·using·the·option·<code·class="inline">skip_directories</code>).</li></ul><p>Various·bugs·in·the·original·implementation·have·also·been·fixed,·such·as:</p><ul><li>Correctly·encode·and·decode·the·DOS·timestamps·for·entries·within·an·archive·(that·is·the·non-extended·timestamp).</li><li>Fix·DOS·timestamps·to·be·set·to·localtime·instead·of·UTC·(use·extended·timestamps·for·UTC·timestamps).</li><li>Use·the·unix·file·attributes·read·from·disk·when·creating·archives·instead·of·setting·everything·to·644.</li></ul><p>Own·Id:·OTP-19214·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8765"·title="">PR-8765</a></p></li></ul><h2·id="erts-15-0-1"·class="section-heading"> | 239 | with·explicit·inet_backend·config·or·with·the·e·inet_backend·kernel·config·option.</p><p>Own·Id:·OTP-19132·Aux·Id:·OTP-19101</p></li><li><p>Optimize·process·and·port·creation·when·such·tracing·is·not·enabled·by·any·trace·session.</p><p>Own·Id:·OTP-19167·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8655"·title="">PR-8655</a></p></li><li><p>Compiler·warnings·for·some·removed·functions·have·been·corrected·to·point·out·the·correct·replacement·functions.</p><p>Own·Id:·OTP-19186·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8709"·title="">PR-8709</a></p></li><li><p>A·boolean·option·<code·class="inline">read_ahead</code>·has·been·implemented·for·<code·class="inline">gen_tcp</code>,·default·<code·class="inline">true</code>,·to·facilitate·not·reading·past·(caching·data)·the·end·of·a·packet.··In·particular,·for·kTLS,·caching·data·could·read·in·data·that·was·supposed·to·be·decrypted·by·the·platform's·network·stack,·before·crypto·parameters·could·be·activated.</p><p>Own·Id:·OTP-19199·Aux·Id:·OTP-19175,·<a·href="https://github.com/erlang/otp/issues/8561"·title="">GH-8561</a>,·<a·href="https://github.com/erlang/otp/issues/8690"·title="">GH-8690</a>,·<a·href="https://github.com/erlang/otp/issues/8785"·title="">GH-8785</a></p></li><li><p>The·<a·href="../../../lib/stdlib-6.2.1/doc/html/zip.html"><code·class="inline">zip</code></a>·module·has·been·updated·with·support·for:</p><ul><li>zip64·archives·-·Archives·larger·than·4GB·or·with·more·than·2^32·entries.</li><li>extended·timestamps·-·Higher·resolution·and·in·UTC.</li><li>UID/GID·-·Save·and·extract·the·original·UID/GID.</li><li>Fixes·so·that·permission·mode·attributes·are·correctly·read·and·set·for·files·in·archives.</li><li><a·href="../../../lib/stdlib-6.2.1/doc/html/zip.html#list_dir/2"><code·class="inline">zip:list_dir/2</code></a>·now·also·returns·directories,·not·only·files.·(You·can·disable·this·behaviour·by·using·the·option·<code·class="inline">skip_directories</code>).</li></ul><p>Various·bugs·in·the·original·implementation·have·also·been·fixed,·such·as:</p><ul><li>Correctly·encode·and·decode·the·DOS·timestamps·for·entries·within·an·archive·(that·is·the·non-extended·timestamp).</li><li>Fix·DOS·timestamps·to·be·set·to·localtime·instead·of·UTC·(use·extended·timestamps·for·UTC·timestamps).</li><li>Use·the·unix·file·attributes·read·from·disk·when·creating·archives·instead·of·setting·everything·to·644.</li></ul><p>Own·Id:·OTP-19214·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8765"·title="">PR-8765</a></p></li></ul><h2·id="erts-15-0-1"·class="section-heading"> |
| Offset 262, 25 lines modified | Offset 262, 25 lines modified | ||
| 262 | </h3> | 262 | </h3> |
| 263 | <ul><li><p>Bugs·in·how·<code·class="inline">erl·-extra</code>·interacts·with·passing·flags·via·ERL_*FLAGS·or·<code·class="inline">-args_file</code>·have·been·fixed.</p><p>Own·Id:·OTP-18766·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7639"·title="">PR-7639</a></p></li><li><p>Fixed·a·bug·that·prevented·the·emulator·from·building·on·recent·versions·of·Yocto·Linux.</p><p>Own·Id:·OTP-18918·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7952"·title="">PR-7952</a></p></li><li><p>Fixed·spectre·mitigation·configure·test·to·work·with·GCC·patches·to·always·add·<code·class="inline">-fcf-protection=full</code>.</p><p>Own·Id:·OTP-18928·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8006"·title="">PR-8006</a></p></li><li><p>A··call·to·<code·class="inline">socket:[recv|recvfrom|recvmsg]/*</code>·with·Timeout·=·0·on·Windows·could·cause·a·(case·clause)·crash·if·data·is·immediately·available.</p><p>Own·Id:·OTP-19063·Aux·Id:·OTP-18835</p></li><li><p>Fix·bug·on·Windows·where·<code·class="inline">exit_status</code>·would·not·be·sent·when·a·port·exits·after·the·stdin/stdout·handles·have·been·closed.</p><p>Own·Id:·OTP-19077·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8324"·title="">PR-8324</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> | 263 | <ul><li><p>Bugs·in·how·<code·class="inline">erl·-extra</code>·interacts·with·passing·flags·via·ERL_*FLAGS·or·<code·class="inline">-args_file</code>·have·been·fixed.</p><p>Own·Id:·OTP-18766·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7639"·title="">PR-7639</a></p></li><li><p>Fixed·a·bug·that·prevented·the·emulator·from·building·on·recent·versions·of·Yocto·Linux.</p><p>Own·Id:·OTP-18918·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7952"·title="">PR-7952</a></p></li><li><p>Fixed·spectre·mitigation·configure·test·to·work·with·GCC·patches·to·always·add·<code·class="inline">-fcf-protection=full</code>.</p><p>Own·Id:·OTP-18928·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8006"·title="">PR-8006</a></p></li><li><p>A··call·to·<code·class="inline">socket:[recv|recvfrom|recvmsg]/*</code>·with·Timeout·=·0·on·Windows·could·cause·a·(case·clause)·crash·if·data·is·immediately·available.</p><p>Own·Id:·OTP-19063·Aux·Id:·OTP-18835</p></li><li><p>Fix·bug·on·Windows·where·<code·class="inline">exit_status</code>·would·not·be·sent·when·a·port·exits·after·the·stdin/stdout·handles·have·been·closed.</p><p>Own·Id:·OTP-19077·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8324"·title="">PR-8324</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> |
| 264 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> | 264 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> |
| 265 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 265 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 266 | ··</a> | 266 | ··</a> |
| 267 | ··<span·class="text">Improvements·and·New·Features</span> | 267 | ··<span·class="text">Improvements·and·New·Features</span> |
| 268 | </h3> | 268 | </h3> |
| 269 | <ul><li><p>Refactored·how·the·JIT·handles·POSIX·signals·and·how·they·affect·thread·stacks,·allowing·us·to·use·the·native·stack·register·for·Erlang·stacks·on·more·platforms.</p><p>Notably,·containers·built·on·64-bit·x86·Alpine·Linux·images·will·now·perform·much·better·in·sequential·code.·As·an·example,·running·<code·class="inline">dialyzer</code>·over·the·OTP·code·base·finishes·about·15%·quicker.</p><p>Own·Id:·OTP-18568·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7174"·title="">PR-7174</a></p></li><li><p>The·<a·href="../../../lib/runtime_tools-2.1.1/doc/html/instrument.html"><code·class="inline">instrument</code></a>·module·can·now·track·allocations·on·a·per-process·or·per-port·basis.</p><p>Own·Id:·OTP-18577·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7236"·title="">PR-7236</a></p></li><li><p>The·<code·class="inline">pid</code>·field·returned·from·<a·href="erlang.html#fun_info/2"><code·class="inline">erlang:fun_info/1,2</code></a>·is·now·always·the·pid·for·the·<code·class="inline">init</code>·process·of·the·local·node,·not·the·pid·for·the·actual·process·that·created·the·fun.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18594·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7274"·title="">PR-7274</a></p></li><li><p>By·default,·escripts·will·now·be·compiled·instead·of·interpreted.·That·means·that·the·<code·class="inline">compiler</code>·application·must·be·installed.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18639·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7348"·title="">PR-7348</a></p></li><li><p>A·binary·returned·from·the·<a·href="../../../lib/kernel-10.2.3/doc/html/socket.html"><code·class="inline">socket</code></a>·receive·functions·is·no·longer·created·as·a·sub·binary·of·an·often·large·receive·buffer·binary·(socket·option·<code·class="inline">{otp,rcvbuf}</code>).··This·avoids·space·waste,·trusting·the·allocators·to·implement·reallocation·efficiently.</p><p>Own·Id:·OTP-18642·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/6152"·title="">GH-6152</a>,·<a·href="https://github.com/erlang/otp/pull/7465"·title="">PR-7465</a></p></li><li><p>The·default·process·limit·has·been·raised·to·<code·class="inline">1048576</code>·processes.</p><p>Own·Id:·OTP-18699·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7388"·title="">PR-7388</a></p></li><li><p>The·<a·href="erlang.html#system_monitor/2"><code·class="inline">erlang:system_monitor/2</code></a>·functionality·is·now·able·to·monitor·long·message·queues·in·the·system.</p><p>Own·Id:·OTP-18709·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7651"·title="">PR-7651</a></p></li><li><p>The·<code·class="inline">erl</code>·command·now·supports·the·<code·class="inline">-S</code>·flag,·which·is·similar·to·the·<code·class="inline">-run</code>·flag,·except·that·it·will·pass·all·arguments·up·to·end·of·the·command·line·to·the·called·function.·(The·<code·class="inline">-run</code>·flag·will·not·pass·arguments·beginning·with·a·hyphen.)·Another·difference·is·that·<code·class="inline">-S</code>·will·always·call·a·function·with·one·argument,·passing·an·empty·list·if·no·arguments·were·given.</p><p>Own·Id:·OTP-18744·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7470"·title="">PR-7470</a></p></li><li><p>When·implementing·an·alternative·carrier·for·the·Erlang·distribution,·a·separate·input·handler·process·may·now·be·registered,·using·<a·href="erlang.html#dist_ctrl_input_handler/2"><code·class="inline">erlang:dist_ctrl_input_handler/2</code></a>,·also·in·the·case·when·the·distribution·controller·is·a·port.</p><p>Own·Id:·OTP-18774·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7110"·title="">PR-7110</a></p></li><li><p>The·call·stack·trace·has·now·been·added·to·the·error·reported·by·<a·href="erlang.html#process_flag/2"><code·class="inline">erlang:process_flag/2</code></a>·when·<code·class="inline">max_heap_size</code>·limit·has·been·exceeded.</p><p>Own·Id:·OTP-18779·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7592"·title="">PR-7592</a></p></li><li><p><code·class="inline">-callback</code>·attributes·have·been·added·to·<a·href="erl_tracer.html"><code·class="inline">erl_tracer</code></a>.</p><p>Own·Id:·OTP-18794·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>For·<code·class="inline">inet_backend·=·socket</code>,·setting·the·<code·class="inline">active</code>·socket·option·alone,·to·<code·class="inline">once</code>,·<code·class="inline">true</code>·or·<code·class="inline">N</code>·has·been·optimized,·as·well·as·the·corresponding·data·delivery.</p><p>Own·Id:·OTP-18835</p></li><li><p>New·functions·<code·class="inline">socket:sendv/*</code>·for·sending·I/O·vectors·have·been·added.</p><p>Own·Id:·OTP-18845</p></li><li><p>Socket·options·that·take·string·now·also·accept·binaries.</p><p>Own·Id:·OTP-18849·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6510"·title="">PR-6510</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="../../../lib/tools-4.1.1/doc/html/cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../lib/compiler-8.6/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>Changed·the·default·value·of·the·command·line·flag·<code·class="inline">-code_path_choice</code>·to·<code·class="inline">strict</code>.·</p><p>Note·that·for·application·systems·using·archives,·it·is·necessary·to·add·the·<code·class="inline">code_path_choice·relaxed</code>·to·the·command·line·that·invokes·<code·class="inline">erl</code>.</p><p>Own·Id:·OTP-18894·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7243"·title="">PR-7243</a></p></li><li><p>Added·module·loading·to·<code·class="inline">erl·-init_debug</code>·printouts.</p><p>Own·Id:·OTP-18929·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8004"·title="">PR-8004</a></p></li><li><p>When·the·runtime·system·halts,·it·performs·various·flush·operations·before·terminating.·By·default·there·is·no·limit·on·how·much·time·the·flush·operations·are·allowed·to·take.·A·new·<em>halt·flush·timeout</em>·functionality·has·been·introduced·which·can·be·used·for·limiting·the·amount·of·time·that·the·flushing·operations·are·allowed·to·take.·For·more·information·see·the·documentation·of·the·<a·href="erlang.html#halt_flush_timeout"><code·class="inline">flush_timeout</code></a>·option·of·the·<a·href="erlang.html#halt/2"><code·class="inline">erlang:halt/2</code></a>·BIF·and·the·documentation·of·the·<code·class="inline">erl</code>·<a·href="erl_cmd.html#+zhft"><code·class="inline">+zhft·<Timeout></code></a>·command·line·flag.</p><p>Own·Id:·OTP-18938·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8035"·title="">PR-8035</a>,·<a·href="https://github.com/erlang/otp/issues/7438"·title="">GH-7438</a></p></li><li><p>Optimized·code·loading·by·moving·certain·operations·from·the·code·server·to·the·caller.</p><p>Own·Id:·OTP-18941·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7981"·title="">PR-7981</a></p></li><li><p>Updated·asmjit·to·version·a465fe71ab3d0e224b2b4bd0fac69ae68ab9239d</p><p>Own·Id:·OTP-18942</p></li><li><p>The·deprecated·functions·in·<a·href="zlib.html"><code·class="inline">zlib</code></a>·have·been·removed.·That·includes·<code·class="inline">inflateChunk/{1,2}</code>,·<code·class="inline">getBufSize/1</code>,·<code·class="inline">setBufSize/2</code>,·the·CRC32·functions,·and·the·Adler·checksum·functions.</p><p>Own·Id:·OTP-18950</p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Safe·destructive·update·of·tuples·has·been·implemented·in·the·compiler·and·runtime·system.·This·allows·the·VM·to·update·tuples·in-place·when·it·is·safe·to·do·so,·thus·improving·performance·by·doing·less·copying·but·also·by·producing·less·garbage.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 269 | <ul><li><p>Refactored·how·the·JIT·handles·POSIX·signals·and·how·they·affect·thread·stacks,·allowing·us·to·use·the·native·stack·register·for·Erlang·stacks·on·more·platforms.</p><p>Notably,·containers·built·on·64-bit·x86·Alpine·Linux·images·will·now·perform·much·better·in·sequential·code.·As·an·example,·running·<code·class="inline">dialyzer</code>·over·the·OTP·code·base·finishes·about·15%·quicker.</p><p>Own·Id:·OTP-18568·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7174"·title="">PR-7174</a></p></li><li><p>The·<a·href="../../../lib/runtime_tools-2.1.1/doc/html/instrument.html"><code·class="inline">instrument</code></a>·module·can·now·track·allocations·on·a·per-process·or·per-port·basis.</p><p>Own·Id:·OTP-18577·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7236"·title="">PR-7236</a></p></li><li><p>The·<code·class="inline">pid</code>·field·returned·from·<a·href="erlang.html#fun_info/2"><code·class="inline">erlang:fun_info/1,2</code></a>·is·now·always·the·pid·for·the·<code·class="inline">init</code>·process·of·the·local·node,·not·the·pid·for·the·actual·process·that·created·the·fun.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18594·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7274"·title="">PR-7274</a></p></li><li><p>By·default,·escripts·will·now·be·compiled·instead·of·interpreted.·That·means·that·the·<code·class="inline">compiler</code>·application·must·be·installed.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18639·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7348"·title="">PR-7348</a></p></li><li><p>A·binary·returned·from·the·<a·href="../../../lib/kernel-10.2.3/doc/html/socket.html"><code·class="inline">socket</code></a>·receive·functions·is·no·longer·created·as·a·sub·binary·of·an·often·large·receive·buffer·binary·(socket·option·<code·class="inline">{otp,rcvbuf}</code>).··This·avoids·space·waste,·trusting·the·allocators·to·implement·reallocation·efficiently.</p><p>Own·Id:·OTP-18642·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/6152"·title="">GH-6152</a>,·<a·href="https://github.com/erlang/otp/pull/7465"·title="">PR-7465</a></p></li><li><p>The·default·process·limit·has·been·raised·to·<code·class="inline">1048576</code>·processes.</p><p>Own·Id:·OTP-18699·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7388"·title="">PR-7388</a></p></li><li><p>The·<a·href="erlang.html#system_monitor/2"><code·class="inline">erlang:system_monitor/2</code></a>·functionality·is·now·able·to·monitor·long·message·queues·in·the·system.</p><p>Own·Id:·OTP-18709·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7651"·title="">PR-7651</a></p></li><li><p>The·<code·class="inline">erl</code>·command·now·supports·the·<code·class="inline">-S</code>·flag,·which·is·similar·to·the·<code·class="inline">-run</code>·flag,·except·that·it·will·pass·all·arguments·up·to·end·of·the·command·line·to·the·called·function.·(The·<code·class="inline">-run</code>·flag·will·not·pass·arguments·beginning·with·a·hyphen.)·Another·difference·is·that·<code·class="inline">-S</code>·will·always·call·a·function·with·one·argument,·passing·an·empty·list·if·no·arguments·were·given.</p><p>Own·Id:·OTP-18744·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7470"·title="">PR-7470</a></p></li><li><p>When·implementing·an·alternative·carrier·for·the·Erlang·distribution,·a·separate·input·handler·process·may·now·be·registered,·using·<a·href="erlang.html#dist_ctrl_input_handler/2"><code·class="inline">erlang:dist_ctrl_input_handler/2</code></a>,·also·in·the·case·when·the·distribution·controller·is·a·port.</p><p>Own·Id:·OTP-18774·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7110"·title="">PR-7110</a></p></li><li><p>The·call·stack·trace·has·now·been·added·to·the·error·reported·by·<a·href="erlang.html#process_flag/2"><code·class="inline">erlang:process_flag/2</code></a>·when·<code·class="inline">max_heap_size</code>·limit·has·been·exceeded.</p><p>Own·Id:·OTP-18779·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7592"·title="">PR-7592</a></p></li><li><p><code·class="inline">-callback</code>·attributes·have·been·added·to·<a·href="erl_tracer.html"><code·class="inline">erl_tracer</code></a>.</p><p>Own·Id:·OTP-18794·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>For·<code·class="inline">inet_backend·=·socket</code>,·setting·the·<code·class="inline">active</code>·socket·option·alone,·to·<code·class="inline">once</code>,·<code·class="inline">true</code>·or·<code·class="inline">N</code>·has·been·optimized,·as·well·as·the·corresponding·data·delivery.</p><p>Own·Id:·OTP-18835</p></li><li><p>New·functions·<code·class="inline">socket:sendv/*</code>·for·sending·I/O·vectors·have·been·added.</p><p>Own·Id:·OTP-18845</p></li><li><p>Socket·options·that·take·string·now·also·accept·binaries.</p><p>Own·Id:·OTP-18849·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6510"·title="">PR-6510</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="../../../lib/tools-4.1.1/doc/html/cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../lib/compiler-8.6/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../lib/kernel-10.2.3/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>Changed·the·default·value·of·the·command·line·flag·<code·class="inline">-code_path_choice</code>·to·<code·class="inline">strict</code>.·</p><p>Note·that·for·application·systems·using·archives,·it·is·necessary·to·add·the·<code·class="inline">code_path_choice·relaxed</code>·to·the·command·line·that·invokes·<code·class="inline">erl</code>.</p><p>Own·Id:·OTP-18894·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7243"·title="">PR-7243</a></p></li><li><p>Added·module·loading·to·<code·class="inline">erl·-init_debug</code>·printouts.</p><p>Own·Id:·OTP-18929·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8004"·title="">PR-8004</a></p></li><li><p>When·the·runtime·system·halts,·it·performs·various·flush·operations·before·terminating.·By·default·there·is·no·limit·on·how·much·time·the·flush·operations·are·allowed·to·take.·A·new·<em>halt·flush·timeout</em>·functionality·has·been·introduced·which·can·be·used·for·limiting·the·amount·of·time·that·the·flushing·operations·are·allowed·to·take.·For·more·information·see·the·documentation·of·the·<a·href="erlang.html#halt_flush_timeout"><code·class="inline">flush_timeout</code></a>·option·of·the·<a·href="erlang.html#halt/2"><code·class="inline">erlang:halt/2</code></a>·BIF·and·the·documentation·of·the·<code·class="inline">erl</code>·<a·href="erl_cmd.html#+zhft"><code·class="inline">+zhft·<Timeout></code></a>·command·line·flag.</p><p>Own·Id:·OTP-18938·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8035"·title="">PR-8035</a>,·<a·href="https://github.com/erlang/otp/issues/7438"·title="">GH-7438</a></p></li><li><p>Optimized·code·loading·by·moving·certain·operations·from·the·code·server·to·the·caller.</p><p>Own·Id:·OTP-18941·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7981"·title="">PR-7981</a></p></li><li><p>Updated·asmjit·to·version·a465fe71ab3d0e224b2b4bd0fac69ae68ab9239d</p><p>Own·Id:·OTP-18942</p></li><li><p>The·deprecated·functions·in·<a·href="zlib.html"><code·class="inline">zlib</code></a>·have·been·removed.·That·includes·<code·class="inline">inflateChunk/{1,2}</code>,·<code·class="inline">getBufSize/1</code>,·<code·class="inline">setBufSize/2</code>,·the·CRC32·functions,·and·the·Adler·checksum·functions.</p><p>Own·Id:·OTP-18950</p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Safe·destructive·update·of·tuples·has·been·implemented·in·the·compiler·and·runtime·system.·This·allows·the·VM·to·update·tuples·in-place·when·it·is·safe·to·do·so,·thus·improving·performance·by·doing·less·copying·but·also·by·producing·less·garbage.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8064178809-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8064178809-2">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·111,·SHA:·0ebc3a6458b57ce398990f3fb40854df7d4baaf2491d446d04bcc23f31d3484f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="nf">update</span><span·class="p"·data-group-id=" | 270 | </span><span·class="nf">update</span><span·class="p"·data-group-id="8064178809-3">(</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="8064178809-4">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">needs_update</span><span·class="p">,</span><span·class="ss">b</s[·...·truncated·by·diffoscope;·len:·195,·SHA:·cffde1f3057095391b173964daf13e59d20692e92174070f9c43fe4502d79a0a·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 271 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 271 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="8064178809-5">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">up_to_date</span><span·class="p"·data-group-id="8064178809-5">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ····</span><span·class="k">if</span><span·class="w"> | 272 | ····</span><span·class="k">if</span><span·class="w"> |
| 273 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 273 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 274 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 274 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="8064178809-6">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">negative</span><span·class="p"·data-group-id="8064178809-6">}</span><span·class="p">;</span><span·class="w"> |
| 275 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 275 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 276 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 276 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="8064178809-7">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">zero</span><span·class="p"·data-group-id="8064178809-7">}</span><span·class="p">;</span><span·class="w"> |
| 277 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 277 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 278 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="8064178809-8">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">positive</span><span·class="p"·data-group-id="8064178809-8">}</span><span·class="w"> |
| 279 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>The·obsolete·and·undocumented·support·for·opening·a·port·to·an·external | 279 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>The·obsolete·and·undocumented·support·for·opening·a·port·to·an·external |
| 280 | resource·by·passing·an·atom·(or·a·string)·as·first·argument·to | 280 | resource·by·passing·an·atom·(or·a·string)·as·first·argument·to |
| 281 | <a·href="erlang.html#open_port/2"><code·class="inline">open_port()</code></a>,·implemented·by·the·vanilla·driver, | 281 | <a·href="erlang.html#open_port/2"><code·class="inline">open_port()</code></a>,·implemented·by·the·vanilla·driver, |
| 282 | has·been·removed.·This·feature·has·been·scheduled·for·removal·in·OTP·27 | 282 | has·been·removed.·This·feature·has·been·scheduled·for·removal·in·OTP·27 |
| 283 | since·the·release·of·OTP·26.</p><p>Own·Id:·OTP-18976·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7125"·title="">PR-7125</a></p></li><li><p>An·optional·NIF·callback·<code·class="inline">ERL_NIF_OPT_ON_UNLOAD_THREAD</code>·to·be·called·by·all·scheduler·threads·when·a·NIF·library·is·unloaded.·Used·for·releasing·thread·specific·data.·Can·be·set·with·function·<code·class="inline">enif_set_option</code>.</p><p>Own·Id:·OTP-18977·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7809"·title="">PR-7809</a></p></li><li><p>There·is·a·new·module·<a·href="../../../lib/kernel-10.2.3/doc/html/trace.html"><code·class="inline">trace</code></a>·in·Kernel·providing·the·same·trace·functionality·as·<a·href="erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·and·<a·href="erlang.html#trace_pattern/3"><code·class="inline">erlang:trace_pattern/3</code></a>,·but·with·the·addition·of·<strong>dynamic·isolated·trace·sessions</strong>.</p><p>Own·Id:·OTP-18980</p></li><li><p>Added·the·<code·class="inline">+MMlp·on|off</code>·emulator·option·to·let·the·<code·class="inline">mseg</code>·allocator·use·"large·pages"·(sometimes·known·as·"huge·pages"·or·"super·pages").·This·currently·only·affects·super-carrier·allocations,·but·may·be·extended·in·the·future.</p><p>Own·Id:·OTP-18984·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7977"·title="">PR-7977</a></p></li><li><p><code·class="inline">inet_backend·=·socket</code>·has·been·optimized·and·reworked·to·be·more·compatible·with·the·original·<code·class="inline">inet_backend·=·inet</code>.</p><p>Own·Id:·OTP-19004·Aux·Id:·OTP-18835</p></li><li><p>The·<code·class="inline">socket</code>·documentation·has·been·reworked,·and·due·to | 283 | since·the·release·of·OTP·26.</p><p>Own·Id:·OTP-18976·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7125"·title="">PR-7125</a></p></li><li><p>An·optional·NIF·callback·<code·class="inline">ERL_NIF_OPT_ON_UNLOAD_THREAD</code>·to·be·called·by·all·scheduler·threads·when·a·NIF·library·is·unloaded.·Used·for·releasing·thread·specific·data.·Can·be·set·with·function·<code·class="inline">enif_set_option</code>.</p><p>Own·Id:·OTP-18977·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7809"·title="">PR-7809</a></p></li><li><p>There·is·a·new·module·<a·href="../../../lib/kernel-10.2.3/doc/html/trace.html"><code·class="inline">trace</code></a>·in·Kernel·providing·the·same·trace·functionality·as·<a·href="erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·and·<a·href="erlang.html#trace_pattern/3"><code·class="inline">erlang:trace_pattern/3</code></a>,·but·with·the·addition·of·<strong>dynamic·isolated·trace·sessions</strong>.</p><p>Own·Id:·OTP-18980</p></li><li><p>Added·the·<code·class="inline">+MMlp·on|off</code>·emulator·option·to·let·the·<code·class="inline">mseg</code>·allocator·use·"large·pages"·(sometimes·known·as·"huge·pages"·or·"super·pages").·This·currently·only·affects·super-carrier·allocations,·but·may·be·extended·in·the·future.</p><p>Own·Id:·OTP-18984·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7977"·title="">PR-7977</a></p></li><li><p><code·class="inline">inet_backend·=·socket</code>·has·been·optimized·and·reworked·to·be·more·compatible·with·the·original·<code·class="inline">inet_backend·=·inet</code>.</p><p>Own·Id:·OTP-19004·Aux·Id:·OTP-18835</p></li><li><p>The·<code·class="inline">socket</code>·documentation·has·been·reworked,·and·due·to |
| 284 | that·a·few·details·were·fixed:</p><ul><li><a·href="../../../lib/kernel-10.2.3/doc/html/socket.html#is_supported/1"><code·class="inline">socket:is_supported/1</code></a>·now·returns·<code·class="inline">true</code>·for·example·for·<code·class="inline">protocols</code> | 284 | that·a·few·details·were·fixed:</p><ul><li><a·href="../../../lib/kernel-10.2.3/doc/html/socket.html#is_supported/1"><code·class="inline">socket:is_supported/1</code></a>·now·returns·<code·class="inline">true</code>·for·example·for·<code·class="inline">protocols</code> |
| 285 | that·is·a·"category",·not·an·item.</li><li><a·href="../../../lib/kernel-10.2.3/doc/html/socket.html#cancel_monitor/1"><code·class="inline">socket:cancel_monitor/1</code></a>·no·longer·badargs·for·a·monitor·that·was·set·by | 285 | that·is·a·"category",·not·an·item.</li><li><a·href="../../../lib/kernel-10.2.3/doc/html/socket.html#cancel_monitor/1"><code·class="inline">socket:cancel_monitor/1</code></a>·no·longer·badargs·for·a·monitor·that·was·set·by |
| Offset 3218, 17 lines modified | Offset 3218, 17 lines modified | ||
| 3218 | markedly·so·when·the·maximum·number·of·file·descriptors·has·been·tuned·to·a | 3218 | markedly·so·when·the·maximum·number·of·file·descriptors·has·been·tuned·to·a |
| 3219 | large·number.</p><p>Instead,·in·erl_child_setup,·walk·the·open·descriptors·under·<code·class="inline">/dev/fd</code>·and | 3219 | large·number.</p><p>Instead,·in·erl_child_setup,·walk·the·open·descriptors·under·<code·class="inline">/dev/fd</code>·and |
| 3220 | close·only·those·which·are·open.</p><p>This·optimization·affects·the·CPU·usage·of·starting·a·new·Erlang·instance.</p><p>Own·Id:·OTP-16270</p></li><li><p>Optimized·<a·href="../../../lib/stdlib-6.2.1/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·for·trivial·cases·of·an·empty·map(s)·or·same·map.</p><p>Own·Id:·OTP-16283·Aux·Id:·PR-2441</p></li><li><p>The·new·experimental·<code·class="inline">socket</code>·module·has·been·moved·to·the·Kernel·application.</p><p>Own·Id:·OTP-16312</p></li><li><p>Improved·the·presentation·of·allocations·and·carriers·in·the·<code·class="inline">instrument</code> | 3220 | close·only·those·which·are·open.</p><p>This·optimization·affects·the·CPU·usage·of·starting·a·new·Erlang·instance.</p><p>Own·Id:·OTP-16270</p></li><li><p>Optimized·<a·href="../../../lib/stdlib-6.2.1/doc/html/maps.html#merge/2"><code·class="inline">maps:merge/2</code></a>·for·trivial·cases·of·an·empty·map(s)·or·same·map.</p><p>Own·Id:·OTP-16283·Aux·Id:·PR-2441</p></li><li><p>The·new·experimental·<code·class="inline">socket</code>·module·has·been·moved·to·the·Kernel·application.</p><p>Own·Id:·OTP-16312</p></li><li><p>Improved·the·presentation·of·allocations·and·carriers·in·the·<code·class="inline">instrument</code> |
| 3221 | module.</p><p>Own·Id:·OTP-16327</p></li><li><p>As·announced·in·OTP·22.0,·the·previously·existing·limited·support·for·VxWorks | 3221 | module.</p><p>Own·Id:·OTP-16327</p></li><li><p>As·announced·in·OTP·22.0,·the·previously·existing·limited·support·for·VxWorks |
| 3222 | has·now·been·removed.</p><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-16329·Aux·Id:·OTP-15621</p></li><li><p>The·return·value·when·using·the·<code·class="inline">httph</code>·and·<code·class="inline">httph_bin</code>·option·to | 3222 | has·now·been·removed.</p><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-16329·Aux·Id:·OTP-15621</p></li><li><p>The·return·value·when·using·the·<code·class="inline">httph</code>·and·<code·class="inline">httph_bin</code>·option·to |
| 3223 | <a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>·and·<a·href="../../../lib/kernel-10.2.3/doc/html/inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·has·been·changed·to·also·include | 3223 | <a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>·and·<a·href="../../../lib/kernel-10.2.3/doc/html/inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·has·been·changed·to·also·include |
| 3224 | the·original·header·unmodified.·See·<a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="o">></span><span·class="w"> | 3224 | the·original·header·unmodified.·See·<a·href="erlang.html#decode_packet/3"><code·class="inline">erlang:decode_packet/3</code></a>.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="o">></span><span·class="w"> |
| 3225 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">decode_packet</span><span·class="p"·data-group-id=" | 3225 | ······</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">decode_packet</span><span·class="p"·data-group-id="9595201328-1">(</span><span·class="ss">httph_bin</span><span·class="p">,</span><span·class="p"·data-group-id="9595201328-2"><<</span><span·class="s">"HELLO: |
| 3226 | ······hi\r\n\r\n"</span><span·class="p"·data-group-id="2983504104-2">>></span><span·class="p">,</span><span·class="p"·data-group-id="2983504104-3">[</span><span·class="p"·data-group-id="2983504104-3">]</span><span·class="p"·data-group-id="2983504104-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 3227 | ······</span><span·class="p"·data-group-id=" | 3226 | ······hi\r\n\r\n"</span><span·class="p"·data-group-id="9595201328-2">>></span><span·class="p">,</span><span·class="p"·data-group-id="9595201328-3">[</span><span·class="p"·data-group-id="9595201328-3">]</span><span·class="p"·data-group-id="9595201328-1[·...·truncated·by·diffoscope;·len:·50,·SHA:·7c76ffcbdd2b9b0809992215d4bc03869c03819d4f2872424fd7856db727c221·...·] |
| 3227 | ······</span><span·class="p"·data-group-id="9595201328-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9595201328-5">{</span><span·class="ss">http_header</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p"·data-group-id="9595201328-6"><<</span><span·class="s">"Hello"</span><span·class="p"·data-group-id="9595201328-6">>></span><span·class="p">,</span><span·class="p"·data-group-id="9595201328-7"><<</span><span·class="s">"HELLO"</span><span·class="p"·data-group-id="9595201328-7">>></span><span·class="p">,</span><span·class="p"·data-group-id="9595201328-8"><<</span><span·class="s">"hi"</span><span·class="p"·data-group-id="9595201328-8">>></span><span·class="p"·data-group-id="9595201328-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="9595201328-9"><<</span><span·class="s">"\r\n"</span><span·class="p"·data-group-id="9595201328-9">>></span><span·class="p"·data-group-id="9595201328-4">}</span></code></pre><p>Own·Id:·OTP-16347·Aux·Id:·PR-2466</p></li><li><p>Ensure·<a·href="../../../lib/kernel-10.2.3/doc/html/net_kernel.html#monitor_nodes/1"><code·class="inline">net_kernel:monitor_nodes/1</code></a>·sends·<code·class="inline">nodedown</code>·messages·of·a·failed | ||
| 3228 | connection·before·<code·class="inline">nodeup</code>·messages·of·a·reestablished·connection·toward·the | 3228 | connection·before·<code·class="inline">nodeup</code>·messages·of·a·reestablished·connection·toward·the |
| 3229 | same·node.</p><p>Own·Id:·OTP-16362</p></li><li><p>Update·of·<a·href="../../../lib/kernel-10.2.3/doc/html/seq_trace.html#whatis">sequential·tracing</a>·to·also·support·other | 3229 | same·node.</p><p>Own·Id:·OTP-16362</p></li><li><p>Update·of·<a·href="../../../lib/kernel-10.2.3/doc/html/seq_trace.html#whatis">sequential·tracing</a>·to·also·support·other |
| 3230 | information·transfers·than·message·passing.</p><p>Own·Id:·OTP-16370·Aux·Id:·OTP-15251,·OTP-15232</p></li><li><p>socket:·It·is·now·possible·to·create·a·socket·from·an·already·existing·file | 3230 | information·transfers·than·message·passing.</p><p>Own·Id:·OTP-16370·Aux·Id:·OTP-15251,·OTP-15232</p></li><li><p>socket:·It·is·now·possible·to·create·a·socket·from·an·already·existing·file |
| 3231 | descriptor.</p><p>Own·Id:·OTP-16398·Aux·Id:·ERL-1154</p></li><li><p>socket:·The·socket:supports/1·function·now·also·report·if·netns·is·supported | 3231 | descriptor.</p><p>Own·Id:·OTP-16398·Aux·Id:·ERL-1154</p></li><li><p>socket:·The·socket:supports/1·function·now·also·report·if·netns·is·supported |
| 3232 | or·not.</p><p>Own·Id:·OTP-16432</p></li><li><p><code·class="inline">=:=</code>·has·been·optimized·to·return·<code·class="inline">false</code>·immediately·when·comparing·two·maps | 3232 | or·not.</p><p>Own·Id:·OTP-16432</p></li><li><p><code·class="inline">=:=</code>·has·been·optimized·to·return·<code·class="inline">false</code>·immediately·when·comparing·two·maps |
| 3233 | of·different·sizes.</p><p>Own·Id:·OTP-16454</p></li><li><p>Changed·the·behaviour·of·passing·the·<code·class="inline">erl</code>·command·line·argument | 3233 | of·different·sizes.</p><p>Own·Id:·OTP-16454</p></li><li><p>Changed·the·behaviour·of·passing·the·<code·class="inline">erl</code>·command·line·argument |
| 3234 | <a·href="erl_cmd.html#async_thread_pool_size"><code·class="inline">+A·0</code></a>·to·silently·imply·<code·class="inline">+A·1</code>.·That·is, | 3234 | <a·href="erl_cmd.html#async_thread_pool_size"><code·class="inline">+A·0</code></a>·to·silently·imply·<code·class="inline">+A·1</code>.·That·is, |
| Offset 10935, 20 lines modified | Offset 10935, 20 lines modified | ||
| 10935 | <ul><li><p>Previously·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved | 10935 | <ul><li><p>Previously·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved |
| 10936 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could | 10936 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could |
| 10937 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you | 10937 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you |
| 10938 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be | 10938 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be |
| 10939 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink | 10939 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink |
| 10940 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or | 10940 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or |
| 10941 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did | 10941 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did |
| 10942 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id=" | 10942 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id="2873496621-1">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="2873496621-1">)</span><span·class="p">,</span><span·class="w"> |
| 10943 | ············</span><span·class="c1">%%·...</span><span·class="w"> | 10943 | ············</span><span·class="c1">%%·...</span><span·class="w"> |
| 10944 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 10944 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="2873496621-2">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bang</span><span·class="p"·data-group-id="2873496621-2">)</span><span·class="p">,</span><span·class="w"> |
| 10945 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 10945 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="2873496621-3">(</span><span·class="n">Mon</span><span·class="p"·data-group-id="2873496621-3">)</span><span·class="p">,</span><span·class="w"> |
| 10946 | ············</span><span·class="k">receive</span><span·class="w"> | 10946 | ············</span><span·class="k">receive</span><span·class="w"> |
| 10947 | ················</span><span·class="p"·data-group-id=" | 10947 | ················</span><span·class="p"·data-group-id="2873496621-4">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mon</span><span·class="w">·</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·168,·SHA:·941e4d0bcfaab2e1c7753d126699ea6d2c59b007c932a760b9d1d2519a97ae07·...·]-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 10948 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> | 10948 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> |
| 10949 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> | 10949 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> |
| 10950 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> | 10950 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> |
| 10951 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> | 10951 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> |
| 10952 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>Two·bugs·fixed:·If·the·environment·variable·<code·class="inline">ERL_FLAGS</code>·was·set,·its·contents | 10952 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>Two·bugs·fixed:·If·the·environment·variable·<code·class="inline">ERL_FLAGS</code>·was·set,·its·contents |
| 10953 | would·be·appended·to·the·end·of·the·command·line·even·if·the·command·line·had | 10953 | would·be·appended·to·the·end·of·the·command·line·even·if·the·command·line·had |
| 10954 | an·<code·class="inline">-extra</code>·options.·Changed·to·place·the·options·from·<code·class="inline">ERL_FLAGS</code>·just·before | 10954 | an·<code·class="inline">-extra</code>·options.·Changed·to·place·the·options·from·<code·class="inline">ERL_FLAGS</code>·just·before |
| Offset 11494, 15 lines modified | Offset 11494, 15 lines modified | ||
| 11494 | ······<p·class="built-using"> | 11494 | ······<p·class="built-using"> |
| 11495 | ········Built·using | 11495 | ········Built·using |
| 11496 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 11496 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 11497 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 11497 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 11498 | ······</p> | 11498 | ······</p> |
| 11499 | <p>Copyright·©·1996-202 | 11499 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 11500 | ····</footer> | 11500 | ····</footer> |
| 11501 | ··</div> | 11501 | ··</div> |
| 11502 | </main> | 11502 | </main> |
| 11503 | </div> | 11503 | </div> |
| 11504 | <script> | 11504 | <script> |
| 11505 | ··function·mermaidLoaded()·{ | 11505 | ··function·mermaidLoaded()·{ |
| 11506 | ····mermaid.initialize({ | 11506 | ····mermaid.initialize({ |
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| 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 197 | ··</a> | 197 | ··</a> |
| 198 | ··<span·class="text">Example</span> | 198 | ··<span·class="text">Example</span> |
| 199 | </h2> | 199 | </h2> |
| 200 | <p>The·following·example·shows·how·lock·contention·for·ETS·tables·can·be·minimized | 200 | <p>The·following·example·shows·how·lock·contention·for·ETS·tables·can·be·minimized |
| 201 | by·having·one·ETS·table·for·each·scheduler.·The·table·identifiers·for·the·ETS | 201 | by·having·one·ETS·table·for·each·scheduler.·The·table·identifiers·for·the·ETS |
| 202 | tables·are·stored·as·a·single·persistent·term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="c1">%%·There·is·one·ETS·table·for·each·scheduler.</span><span·class="w"> | 202 | tables·are·stored·as·a·single·persistent·term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="c1">%%·There·is·one·ETS·table·for·each·scheduler.</span><span·class="w"> |
| 203 | ····</span><span·class="n">Sid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="n">Sid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0333235706-1">(</span><span·class="ss">scheduler_id</span><span·class="p"·data-group-id="0333235706-1">)</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="n">Tid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="n">Tid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="0333235706-2">(</span><span·class="n">Sid</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">persistent_term</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="0333235706-3">(</span><span·class="o">?[·...·truncated·by·diffoscope;·len:·128,·SHA:·75a253da574c07dc124c67efb71f43adc1b154c671a2ca24380800e6e4ab814e·...·]06-2">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">update_counter</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">update_counter</span><span·class="p"·data-group-id="0333235706-4">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="0333235706-4">)</span><span·class="p">.</span></code></pre> |
| 206 | ····</section> | 206 | ····</section> |
| 207 | </div> | 207 | </div> |
| 208 | ··<section·id="summary"·class="details-list"> | 208 | ··<section·id="summary"·class="details-list"> |
| 209 | ····<h1·class="section-heading"> | 209 | ····<h1·class="section-heading"> |
| 210 | ······<a·class="hover-link"·href="#summary"> | 210 | ······<a·class="hover-link"·href="#summary"> |
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| 593 | ······<p·class="built-using"> | 593 | ······<p·class="built-using"> |
| 594 | ········Built·using | 594 | ········Built·using |
| 595 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 595 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 596 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 596 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 597 | ······</p> | 597 | ······</p> |
| 598 | <p>Copyright·©·1996-202 | 598 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 599 | ····</footer> | 599 | ····</footer> |
| 600 | ··</div> | 600 | ··</div> |
| 601 | </main> | 601 | </main> |
| 602 | </div> | 602 | </div> |
| 603 | <script> | 603 | <script> |
| 604 | ··function·mermaidLoaded()·{ | 604 | ··function·mermaidLoaded()·{ |
| 605 | ····mermaid.initialize({ | 605 | ····mermaid.initialize({ |
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| 399 | ······<p·class="built-using"> | 399 | ······<p·class="built-using"> |
| 400 | ········Built·using | 400 | ········Built·using |
| 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 403 | ······</p> | 403 | ······</p> |
| 404 | <p>Copyright·©·1996-202 | 404 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 405 | ····</footer> | 405 | ····</footer> |
| 406 | ··</div> | 406 | ··</div> |
| 407 | </main> | 407 | </main> |
| 408 | </div> | 408 | </div> |
| 409 | <script> | 409 | <script> |
| 410 | ··function·mermaidLoaded()·{ | 410 | ··function·mermaidLoaded()·{ |
| 411 | ····mermaid.initialize({ | 411 | ····mermaid.initialize({ |
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| 320 | ······<p·class="built-using"> | 320 | ······<p·class="built-using"> |
| 321 | ········Built·using | 321 | ········Built·using |
| 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 324 | ······</p> | 324 | ······</p> |
| 325 | <p>Copyright·©·1996-202 | 325 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 326 | ····</footer> | 326 | ····</footer> |
| 327 | ··</div> | 327 | ··</div> |
| 328 | </main> | 328 | </main> |
| 329 | </div> | 329 | </div> |
| 330 | <script> | 330 | <script> |
| 331 | ··function·mermaidLoaded()·{ | 331 | ··function·mermaidLoaded()·{ |
| 332 | ····mermaid.initialize({ | 332 | ····mermaid.initialize({ |
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| 456 | ······<p·class="built-using"> | 456 | ······<p·class="built-using"> |
| 457 | ········Built·using | 457 | ········Built·using |
| 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 460 | ······</p> | 460 | ······</p> |
| 461 | <p>Copyright·©·1996-202 | 461 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 462 | ····</footer> | 462 | ····</footer> |
| 463 | ··</div> | 463 | ··</div> |
| 464 | </main> | 464 | </main> |
| 465 | </div> | 465 | </div> |
| 466 | <script> | 466 | <script> |
| 467 | ··function·mermaidLoaded()·{ | 467 | ··function·mermaidLoaded()·{ |
| 468 | ····mermaid.initialize({ | 468 | ····mermaid.initialize({ |
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| 247 | ······<p·class="built-using"> | 247 | ······<p·class="built-using"> |
| 248 | ········Built·using | 248 | ········Built·using |
| 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 249 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 250 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 251 | ······</p> | 251 | ······</p> |
| 252 | <p>Copyright·©·1996-202 | 252 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 253 | ····</footer> | 253 | ····</footer> |
| 254 | ··</div> | 254 | ··</div> |
| 255 | </main> | 255 | </main> |
| 256 | </div> | 256 | </div> |
| 257 | <script> | 257 | <script> |
| 258 | ··function·mermaidLoaded()·{ | 258 | ··function·mermaidLoaded()·{ |
| 259 | ····mermaid.initialize({ | 259 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-33F5F831.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 137 | ······<p·class="built-using"> | 137 | ······<p·class="built-using"> |
| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
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| 3 | v15.2.3 | 3 | v15.2.3 |
| 4 | ····*·Pages | 4 | ····*·Pages |
| 5 | ····*·Modules | 5 | ····*·Modules |
| 6 | Search·documentation·of·erts[q···················] | 6 | Search·documentation·of·erts[q···················] |
| 7 | Settings | 7 | Settings |
| 8 | Search·HexDocs | 8 | Search·HexDocs |
| 9 | Built·using·_\x8E_\x8x_\x8D_\x8o_\x8c·(v0.35.1)·for·the·_\x8E_\x8r_\x8l_\x8a_\x8n_\x8g_\x8·_\x8p_\x8r_\x8o_\x8g_\x8r_\x8a_\x8m_\x8m_\x8i_\x8n_\x8g_\x8·_\x8l_\x8a_\x8n_\x8g_\x8u_\x8a_\x8g_\x8e | 9 | Built·using·_\x8E_\x8x_\x8D_\x8o_\x8c·(v0.35.1)·for·the·_\x8E_\x8r_\x8l_\x8a_\x8n_\x8g_\x8·_\x8p_\x8r_\x8o_\x8g_\x8r_\x8a_\x8m_\x8m_\x8i_\x8n_\x8g_\x8·_\x8l_\x8a_\x8n_\x8g_\x8u_\x8a_\x8g_\x8e |
| 10 | Copyright·©·1996-202 | 10 | Copyright·©·1996-2026·_\x8E_\x8r_\x8i_\x8c_\x8s_\x8s_\x8o_\x8n_\x8·_\x8A_\x8B |
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| 184 | ······<p·class="built-using"> | 184 | ······<p·class="built-using"> |
| 185 | ········Built·using | 185 | ········Built·using |
| 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 188 | ······</p> | 188 | ······</p> |
| 189 | <p>Copyright·©·1996-202 | 189 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 190 | ····</footer> | 190 | ····</footer> |
| 191 | ··</div> | 191 | ··</div> |
| 192 | </main> | 192 | </main> |
| 193 | </div> | 193 | </div> |
| 194 | <script> | 194 | <script> |
| 195 | ··function·mermaidLoaded()·{ | 195 | ··function·mermaidLoaded()·{ |
| 196 | ····mermaid.initialize({ | 196 | ····mermaid.initialize({ |
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| 230 | ······<p·class="built-using"> | 230 | ······<p·class="built-using"> |
| 231 | ········Built·using | 231 | ········Built·using |
| 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 234 | ······</p> | 234 | ······</p> |
| 235 | <p>Copyright·©·1996-202 | 235 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 236 | ····</footer> | 236 | ····</footer> |
| 237 | ··</div> | 237 | ··</div> |
| 238 | </main> | 238 | </main> |
| 239 | </div> | 239 | </div> |
| 240 | <script> | 240 | <script> |
| 241 | ··function·mermaidLoaded()·{ | 241 | ··function·mermaidLoaded()·{ |
| 242 | ····mermaid.initialize({ | 242 | ····mermaid.initialize({ |
| Offset 225, 20 lines modified | Offset 225, 20 lines modified | ||
| 225 | (alloc_util·and·the·different·strategies).·However,·that·would·not·be | 225 | (alloc_util·and·the·different·strategies).·However,·that·would·not·be |
| 226 | as·straight·forward·as·one·can·think·and·can·also·waste·quite·a·lot·of | 226 | as·straight·forward·as·one·can·think·and·can·also·waste·quite·a·lot·of |
| 227 | memory·as·it·uses·prepended·block·headers.·The·granularity·of·the | 227 | memory·as·it·uses·prepended·block·headers.·The·granularity·of·the |
| 228 | super·carrier·is·one·memory·page·(usually·4kb).·We·want·to·allocate | 228 | super·carrier·is·one·memory·page·(usually·4kb).·We·want·to·allocate |
| 229 | and·free·entire·pages·and·we·don't·want·to·waste·an·entire·page·just | 229 | and·free·entire·pages·and·we·don't·want·to·waste·an·entire·page·just |
| 230 | to·hold·the·block·header·of·the·following·pages.</p><p>Instead·we·store·the·meta·information·about·all·the·free·segments·in·a | 230 | to·hold·the·block·header·of·the·following·pages.</p><p>Instead·we·store·the·meta·information·about·all·the·free·segments·in·a |
| 231 | dedicated·area·apart·from·the·<code·class="inline">sa</code>·and·<code·class="inline">sua</code>·areas.·Every·free·segment·is | 231 | dedicated·area·apart·from·the·<code·class="inline">sa</code>·and·<code·class="inline">sua</code>·areas.·Every·free·segment·is |
| 232 | represented·by·a·descriptor·struct·(<code·class="inline">ErtsFreeSegDesc</code>).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">typedef</span><span·class="w">·</span><span·class="ss">struct</span><span·class="w">·</span><span·class="p"·data-group-id=" | 232 | represented·by·a·descriptor·struct·(<code·class="inline">ErtsFreeSegDesc</code>).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">typedef</span><span·class="w">·</span><span·class="ss">struct</span><span·class="w">·</span><span·class="p"·data-group-id="3434542064-1">{</span><span·class="w"> |
| 233 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">snode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'stree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 233 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">snode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'stree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 234 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">anode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'atree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> | 234 | ····</span><span·class="n">RBTNode</span><span·class="w">·</span><span·class="ss">anode</span><span·class="p">;</span><span·class="w">······</span><span·class="o">/</span><span·class="o">*</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">'atree'</span><span·class="w">·</span><span·class="o">*</span><span·class="o">/</span><span·class="w"> |
| 235 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">start</span><span·class="p">;</span><span·class="w"> | 235 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="ss">start</span><span·class="p">;</span><span·class="w"> |
| 236 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 236 | ····</span><span·class="ss">char</span><span·class="o">*</span><span·class="w">·</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 237 | </span><span·class="p"·data-group-id=" | 237 | </span><span·class="p"·data-group-id="3434542064-1">}</span><span·class="n">ErtsFreeSegDesc</span><span·class="p">;</span></code></pre><p>To·find·the·smallest·free·segment·that·will·satisfy·a·carrier·allocation |
| 238 | (best·fit),·the·free·segments·are·organized·in·a·tree·sorted·by | 238 | (best·fit),·the·free·segments·are·organized·in·a·tree·sorted·by |
| 239 | size·(<code·class="inline">stree</code>).·We·search·in·this·tree·at·allocation.·If·no·free·segment·of | 239 | size·(<code·class="inline">stree</code>).·We·search·in·this·tree·at·allocation.·If·no·free·segment·of |
| 240 | sufficient·size·was·found,·the·area·(<code·class="inline">sa</code>·or·<code·class="inline">sua</code>)·is·instead·expanded. | 240 | sufficient·size·was·found,·the·area·(<code·class="inline">sa</code>·or·<code·class="inline">sua</code>)·is·instead·expanded. |
| 241 | If·two·or·more·free·segments·with·equal·size·exist,·the·one·at·lowest | 241 | If·two·or·more·free·segments·with·equal·size·exist,·the·one·at·lowest |
| 242 | address·is·chosen·for·<code·class="inline">sa</code>·and·highest·address·for·<code·class="inline">sua</code>.</p><p>At·carrier·deallocation,·we·want·to·coalesce·with·any·adjacent·free | 242 | address·is·chosen·for·<code·class="inline">sa</code>·and·highest·address·for·<code·class="inline">sua</code>.</p><p>At·carrier·deallocation,·we·want·to·coalesce·with·any·adjacent·free |
| 243 | segments,·to·form·one·large·free·segment.·To·do·that,·all·free | 243 | segments,·to·form·one·large·free·segment.·To·do·that,·all·free |
| 244 | segments·are·also·organized·in·a·tree·sorted·in·address·order·(<code·class="inline">atree</code>).</p><p>So,·in·total·we·keep·four·trees·of·free·descriptors·for·the·super | 244 | segments·are·also·organized·in·a·tree·sorted·in·address·order·(<code·class="inline">atree</code>).</p><p>So,·in·total·we·keep·four·trees·of·free·descriptors·for·the·super |
| Offset 317, 15 lines modified | Offset 317, 15 lines modified | ||
| 317 | ······<p·class="built-using"> | 317 | ······<p·class="built-using"> |
| 318 | ········Built·using | 318 | ········Built·using |
| 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 321 | ······</p> | 321 | ······</p> |
| 322 | <p>Copyright·©·1996-202 | 322 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 323 | ····</footer> | 323 | ····</footer> |
| 324 | ··</div> | 324 | ··</div> |
| 325 | </main> | 325 | </main> |
| 326 | </div> | 326 | </div> |
| 327 | <script> | 327 | <script> |
| 328 | ··function·mermaidLoaded()·{ | 328 | ··function·mermaidLoaded()·{ |
| 329 | ····mermaid.initialize({ | 329 | ····mermaid.initialize({ |
| Offset 422, 15 lines modified | Offset 422, 15 lines modified | ||
| 422 | ······<p·class="built-using"> | 422 | ······<p·class="built-using"> |
| 423 | ········Built·using | 423 | ········Built·using |
| 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 426 | ······</p> | 426 | ······</p> |
| 427 | <p>Copyright·©·1996-202 | 427 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 428 | ····</footer> | 428 | ····</footer> |
| 429 | ··</div> | 429 | ··</div> |
| 430 | </main> | 430 | </main> |
| 431 | </div> | 431 | </div> |
| 432 | <script> | 432 | <script> |
| 433 | ··function·mermaidLoaded()·{ | 433 | ··function·mermaidLoaded()·{ |
| 434 | ····mermaid.initialize({ | 434 | ····mermaid.initialize({ |
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| 560 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·the·integer·returned·by | 560 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·the·integer·returned·by |
| 561 | <a·href="erlang.html#unique_integer/1"><code·class="inline">erlang:unique_integer([monotonic])</code></a>·when·the | 561 | <a·href="erlang.html#unique_integer/1"><code·class="inline">erlang:unique_integer([monotonic])</code></a>·when·the |
| 562 | event·occurs.·These·integers·are·strictly·monotonically·ordered·on·current | 562 | event·occurs.·These·integers·are·strictly·monotonically·ordered·on·current |
| 563 | runtime·system·instance·corresponding·to·creation·time.</p></section><h4>Determine·Order·of·Events·with·Time·of·the·Event</h4><section·role="note"·class="admonition·error"><h4·class="admonition-title·error">Dont</h4><p>Determine·the·order·of·events·by·saving·a·time·stamp·with·<a·href="erlang.html#now/0"><code·class="inline">erlang:now/0</code></a>·when | 563 | runtime·system·instance·corresponding·to·creation·time.</p></section><h4>Determine·Order·of·Events·with·Time·of·the·Event</h4><section·role="note"·class="admonition·error"><h4·class="admonition-title·error">Dont</h4><p>Determine·the·order·of·events·by·saving·a·time·stamp·with·<a·href="erlang.html#now/0"><code·class="inline">erlang:now/0</code></a>·when |
| 564 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·a·tuple·containing | 564 | the·event·occurs.</p></section><section·role="note"·class="admonition·tip"><h4·class="admonition-title·tip">Do</h4><p>Determine·the·order·of·events·by·saving·a·tuple·containing |
| 565 | <a·href="erlang.html#monotonic_time/0">monotonic·time</a>·and·a | 565 | <a·href="erlang.html#monotonic_time/0">monotonic·time</a>·and·a |
| 566 | <a·href="erlang.html#unique_integer/1">strictly·monotonically·increasing·integer</a>·as | 566 | <a·href="erlang.html#unique_integer/1">strictly·monotonically·increasing·integer</a>·as |
| 567 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id=" | 567 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="4369089188-1">(</span><span·class="p"·data-group-id="4369089188-1">)</span><span·class="p">,</span><span·class="w"> |
| 568 | </span><span·class="n">UMI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id=" | 568 | </span><span·class="n">UMI</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id="4369089188-2">(</span><span·class="p"·data-group-id="4369089188-3">[</span><span·class="ss">monotonic</span><span·class="p"·data-group-id="4369089188-3">]</span><span·class="p"·data-group-id="4369089188-2">)</span><span·class="p">,</span><span·class="w"> |
| 569 | </span><span·class="n">EventTag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 569 | </span><span·class="n">EventTag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4369089188-4">{</span><span·class="n">Time</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UMI</span><span·class="p"·data-group-id="4369089188-4">}</span></code></pre><p>These·tuples·are·strictly·monotonically·ordered·on·the·current·runtime·system |
| 570 | instance·according·to·creation·time.·It·is·important·that·the·monotonic·time | 570 | instance·according·to·creation·time.·It·is·important·that·the·monotonic·time |
| 571 | is·in·the·first·element·(the·most·significant·element·when·comparing | 571 | is·in·the·first·element·(the·most·significant·element·when·comparing |
| 572 | two-tuples).·Using·the·monotonic·time·in·the·tuples,·you·can·calculate·time | 572 | two-tuples).·Using·the·monotonic·time·in·the·tuples,·you·can·calculate·time |
| 573 | between·events.</p><p>If·you·are·interested·in·Erlang·system·time·at·the·time·when·the·event | 573 | between·events.</p><p>If·you·are·interested·in·Erlang·system·time·at·the·time·when·the·event |
| 574 | occurred,·you·can·also·save·the·time·offset·before·or·after·saving·the·events | 574 | occurred,·you·can·also·save·the·time·offset·before·or·after·saving·the·events |
| 575 | using·<a·href="erlang.html#time_offset/0"><code·class="inline">erlang:time_offset/0</code></a>.·Erlang·monotonic·time·added·with·the·time·offset | 575 | using·<a·href="erlang.html#time_offset/0"><code·class="inline">erlang:time_offset/0</code></a>.·Erlang·monotonic·time·added·with·the·time·offset |
| 576 | corresponds·to·Erlang·system·time.</p><p>If·you·are·executing·in·a·mode·where·time·offset·can·change,·and·you·want·to | 576 | corresponds·to·Erlang·system·time.</p><p>If·you·are·executing·in·a·mode·where·time·offset·can·change,·and·you·want·to |
| Offset 641, 15 lines modified | Offset 641, 15 lines modified | ||
| 641 | ······<p·class="built-using"> | 641 | ······<p·class="built-using"> |
| 642 | ········Built·using | 642 | ········Built·using |
| 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 643 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 644 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 645 | ······</p> | 645 | ······</p> |
| 646 | <p>Copyright·©·1996-202 | 646 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 647 | ····</footer> | 647 | ····</footer> |
| 648 | ··</div> | 648 | ··</div> |
| 649 | </main> | 649 | </main> |
| 650 | </div> | 650 | </div> |
| 651 | <script> | 651 | <script> |
| 652 | ··function·mermaidLoaded()·{ | 652 | ··function·mermaidLoaded()·{ |
| 653 | ····mermaid.initialize({ | 653 | ····mermaid.initialize({ |
| Offset 145, 31 lines modified | Offset 145, 31 lines modified | ||
| 145 | on·functions·that·never·return,·as·each·call·pushes·a·frame·that·will | 145 | on·functions·that·never·return,·as·each·call·pushes·a·frame·that·will |
| 146 | never·be·removed.</p><p>Another·limitation·is·that·since·the·breakpoint·is·in·the·<em>callee</em>·and·not | 146 | never·be·removed.</p><p>Another·limitation·is·that·since·the·breakpoint·is·in·the·<em>callee</em>·and·not |
| 147 | the·<em>caller</em>,·we're·limited·to·the·information·we·have·on·function·ingress. | 147 | the·<em>caller</em>,·we're·limited·to·the·information·we·have·on·function·ingress. |
| 148 | This·means·that·we·can't·actually·tell·who·called·us:·since·we're·limited | 148 | This·means·that·we·can't·actually·tell·who·called·us:·since·we're·limited |
| 149 | to·inspecting·the·stack·we·can·only·say·where·we're·<em>going·to·return·to</em>, | 149 | to·inspecting·the·stack·we·can·only·say·where·we're·<em>going·to·return·to</em>, |
| 150 | which·is·not·quite·the·same·thing.</p><p>As·an·illustration,·when·the·<code·class="inline">caller</code>·option·is·enabled·all·trace·messages | 150 | which·is·not·quite·the·same·thing.</p><p>As·an·illustration,·when·the·<code·class="inline">caller</code>·option·is·enabled·all·trace·messages |
| 151 | from·<code·class="inline">bar/1</code>··will·say·that·they·were·called·from·<code·class="inline">foo/0</code>,·even·though·it | 151 | from·<code·class="inline">bar/1</code>··will·say·that·they·were·called·from·<code·class="inline">foo/0</code>,·even·though·it |
| 152 | went·through·a·bunch·of·other·functions·on·the·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="5 | 152 | went·through·a·bunch·of·other·functions·on·the·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="8856280836-1">(</span><span·class="p"·data-group-id="8856280836-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ····</span><span·class="nf">lots</span><span·class="p"·data-group-id="5 | 153 | ····</span><span·class="nf">lots</span><span·class="p"·data-group-id="8856280836-2">(</span><span·class="p"·data-group-id="8856280836-2">)</span><span·class="p">,</span><span·class="w"> |
| 154 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 154 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="nf">lots</span><span·class="p"·data-group-id="5 | 155 | </span><span·class="nf">lots</span><span·class="p"·data-group-id="8856280836-3">(</span><span·class="p"·data-group-id="8856280836-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ····</span><span·class="nf">'of'</span><span·class="p"·data-group-id="5 | 156 | ····</span><span·class="nf">'of'</span><span·class="p"·data-group-id="8856280836-4">(</span><span·class="p"·data-group-id="8856280836-4">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">'of'</span><span·class="p"·data-group-id="5 | 157 | </span><span·class="nf">'of'</span><span·class="p"·data-group-id="8856280836-5">(</span><span·class="p"·data-group-id="8856280836-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="nf">indirections</span><span·class="p"·data-group-id="5 | 158 | ····</span><span·class="nf">indirections</span><span·class="p"·data-group-id="8856280836-6">(</span><span·class="p"·data-group-id="8856280836-6">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">indirections</span><span·class="p"·data-group-id="5 | 159 | </span><span·class="nf">indirections</span><span·class="p"·data-group-id="8856280836-7">(</span><span·class="p"·data-group-id="8856280836-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id="5 | 160 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id="8856280836-8">(</span><span·class="mi">10</span><span·class="p"·data-group-id="8856280836-8">)</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="5 | 161 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="8856280836-9">(</span><span·class="mi">0</span><span·class="p"·data-group-id="8856280836-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="ss">done</span><span·class="p">;</span><span·class="w"> | 162 | ····</span><span·class="ss">done</span><span·class="p">;</span><span·class="w"> |
| 163 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="5 | 163 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="8856280836-10">(</span><span·class="n">N</span><span·class="p"·data-group-id="8856280836-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 164 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id="5 | 164 | ····</span><span·class="nf">bar</span><span·class="p"·data-group-id="8856280836-11">(</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="8856280836-11">)</span><span·class="p">.</span></code></pre><h3·id="export-tracing"·class="section-heading"> |
| 165 | ··<a·href="#export-tracing"·class="hover-link"> | 165 | ··<a·href="#export-tracing"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Export·tracing</span> | 168 | ··<span·class="text">Export·tracing</span> |
| 169 | </h3> | 169 | </h3> |
| 170 | <p>In·the·interpreter,·breakpoints·are·set·inside·the·code·trampoline·for | 170 | <p>In·the·interpreter,·breakpoints·are·set·inside·the·code·trampoline·for |
| 171 | export·entries,·and·their·address·vector·is·updated·to·point·to·them. | 171 | export·entries,·and·their·address·vector·is·updated·to·point·to·them. |
| Offset 386, 15 lines modified | Offset 386, 15 lines modified | ||
| 386 | ······<p·class="built-using"> | 386 | ······<p·class="built-using"> |
| 387 | ········Built·using | 387 | ········Built·using |
| 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 390 | ······</p> | 390 | ······</p> |
| 391 | <p>Copyright·©·1996-202 | 391 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 392 | ····</footer> | 392 | ····</footer> |
| 393 | ··</div> | 393 | ··</div> |
| 394 | </main> | 394 | </main> |
| 395 | </div> | 395 | </div> |
| 396 | <script> | 396 | <script> |
| 397 | ··function·mermaidLoaded()·{ | 397 | ··function·mermaidLoaded()·{ |
| 398 | ····mermaid.initialize({ | 398 | ····mermaid.initialize({ |
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| 191 | ······<p·class="built-using"> | 191 | ······<p·class="built-using"> |
| 192 | ········Built·using | 192 | ········Built·using |
| 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 195 | ······</p> | 195 | ······</p> |
| 196 | <p>Copyright·©·1996-202 | 196 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 197 | ····</footer> | 197 | ····</footer> |
| 198 | ··</div> | 198 | ··</div> |
| 199 | </main> | 199 | </main> |
| 200 | </div> | 200 | </div> |
| 201 | <script> | 201 | <script> |
| 202 | ··function·mermaidLoaded()·{ | 202 | ··function·mermaidLoaded()·{ |
| 203 | ····mermaid.initialize({ | 203 | ····mermaid.initialize({ |
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| 196 | ······<p·class="built-using"> | 196 | ······<p·class="built-using"> |
| 197 | ········Built·using | 197 | ········Built·using |
| 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 200 | ······</p> | 200 | ······</p> |
| 201 | <p>Copyright·©·1996-202 | 201 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 202 | ····</footer> | 202 | ····</footer> |
| 203 | ··</div> | 203 | ··</div> |
| 204 | </main> | 204 | </main> |
| 205 | </div> | 205 | </div> |
| 206 | <script> | 206 | <script> |
| 207 | ··function·mermaidLoaded()·{ | 207 | ··function·mermaidLoaded()·{ |
| 208 | ····mermaid.initialize({ | 208 | ····mermaid.initialize({ |
| Offset 129, 26 lines modified | Offset 129, 26 lines modified | ||
| 129 | ····<section·id="moduledoc"> | 129 | ····<section·id="moduledoc"> |
| 130 | <p>zlib·compression·interface.</p><p>This·module·provides·an·API·for·the·zlib·library | 130 | <p>zlib·compression·interface.</p><p>This·module·provides·an·API·for·the·zlib·library |
| 131 | (<a·href="http://www.zlib.net">www.zlib.net</a>).·It·is·used·to·compress·and·decompress | 131 | (<a·href="http://www.zlib.net">www.zlib.net</a>).·It·is·used·to·compress·and·decompress |
| 132 | data.·The·data·format·is·described·by | 132 | data.·The·data·format·is·described·by |
| 133 | <a·href="https://www.ietf.org/rfc/rfc1950.txt">RFC·1950</a>, | 133 | <a·href="https://www.ietf.org/rfc/rfc1950.txt">RFC·1950</a>, |
| 134 | <a·href="https://www.ietf.org/rfc/rfc1951.txt">RFC·1951</a>,·and | 134 | <a·href="https://www.ietf.org/rfc/rfc1951.txt">RFC·1951</a>,·and |
| 135 | <a·href="https://www.ietf.org/rfc/rfc1952.txt">RFC·1952</a>.</p><p>A·typical·(compress)·usage·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="1 | 135 | <a·href="https://www.ietf.org/rfc/rfc1952.txt">RFC·1952</a>.</p><p>A·typical·(compress)·usage·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="1839846541-1">(</span><span·class="p"·data-group-id="1839846541-1">)</span><span·class="p">,</span><span·class="w"> |
| 136 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id="1 | 136 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id="1839846541-2">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="ss">default</span><span·class="p"·data-group-id="1839846541-2">)</span><span·class="p">,</span><span·class="w"> |
| 137 | </span><span·class="n">Compress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1 | 137 | </span><span·class="n">Compress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1839846541-3">(</span><span·class="ss">end_of_data</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Cont</span><span·class="p"·data-group-id="1839846541-3">)</span><span·class="w">·</span><span·class="p">-></s[·...·truncated·by·diffoscope;·len:·122,·SHA:·66794e680992233dc2f10ed4e75fc859b2d0285dde1eda002e2e36965371df21·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 138 | ··············</span><span·class="p"·data-group-id="1 | 138 | ··············</span><span·class="p"·data-group-id="1839846541-5">(</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cont</span><span·class="p"·data-group-id="1839846541-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ·················</span><span·class="p"·data-group-id="1 | 139 | ·················</span><span·class="p"·data-group-id="1839846541-6">[</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="1839846541-7">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span>[·...·truncated·by·diffoscope;·len:·435,·SHA:·24d26db7f201d1acbc0a70ffa1e83618b3424dd18d2ffa1763656e098b69914f·...·]-6">]</span><span·class="w"> |
| 140 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 140 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 141 | </span><span·class="n">Compressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Compress</span><span·class="p"·data-group-id="1 | 141 | </span><span·class="n">Compressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Compress</span><span·class="p"·data-group-id="1839846541-10">(</span><span·class="n">Read</span><span·class="p"·data-group-id="1839846541-11">(</span><span·class="p"·data-group-id="1839846541-11">)</span><span·class="p">,</span><span·class="n">Compress</span><span·class="p"·data-group-id="1839846541-10">)</span><span·class="p">,</span><span·class="w"> |
| 142 | </span><span·class="n">Last</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="1 | 142 | </span><span·class="n">Last</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="1839846541-12">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1839846541-13">[</span><span·class="p"·data-group-id="1839846541-13">]</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·65,·SHA:·45c88eb992c77b74c4cd67c71f5b30d29aa012807d46f818f26b7ea0f07ca332·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 143 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id="1 | 143 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id="1839846541-14">(</span><span·class="n">Z</span><span·class="p"·data-group-id="1839846541-14">)</span><span·class="p">,</span><span·class="w"> |
| 144 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="1 | 144 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="1839846541-15">(</span><span·class="n">Z</span><span·class="p"·data-group-id="1839846541-15">)</span><span·class="p">,</span><span·class="w"> |
| 145 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="1 | 145 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="1839846541-16">(</span><span·class="p"·data-group-id="1839846541-17">[</span><span·class="n">Compressed</span><span·class="p">|</span><span·class="n">Last</span><span·class="p"·data-group-id="1839846541-17">]</span><span·class="p"·data-group-id="1839846541-16">)</span></code></pre><p>In·all·functions·errors,·<code·class="inline">{'EXIT',{Reason,Backtrace}}</code>,·can·be·thrown,·where |
| 146 | <code·class="inline">Reason</code>·describes·the·error.</p><p>Typical·<code·class="inline">Reason</code>s:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·Bad·argument.</p></li><li><p><strong><code·class="inline">not_initialized</code></strong>·-·The·stream·hasn't·been·initialized,·eg.·if | 146 | <code·class="inline">Reason</code>·describes·the·error.</p><p>Typical·<code·class="inline">Reason</code>s:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·Bad·argument.</p></li><li><p><strong><code·class="inline">not_initialized</code></strong>·-·The·stream·hasn't·been·initialized,·eg.·if |
| 147 | <a·href="#inflateInit/1"><code·class="inline">inflateInit/1</code></a>·wasn't·called·prior·to·a·call·to·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li><li><p><strong><code·class="inline">not_on_controlling_process</code></strong>·-·The·stream·was·used·by·a·process·that | 147 | <a·href="#inflateInit/1"><code·class="inline">inflateInit/1</code></a>·wasn't·called·prior·to·a·call·to·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li><li><p><strong><code·class="inline">not_on_controlling_process</code></strong>·-·The·stream·was·used·by·a·process·that |
| 148 | doesn't·control·it.·Use·<a·href="#set_controlling_process/2"><code·class="inline">set_controlling_process/2</code></a>·if·you·need·to·transfer·a | 148 | doesn't·control·it.·Use·<a·href="#set_controlling_process/2"><code·class="inline">set_controlling_process/2</code></a>·if·you·need·to·transfer·a |
| 149 | stream·to·a·different·process.</p></li><li><p><strong><code·class="inline">data_error</code></strong>·-·The·data·contains·errors.</p></li><li><p><strong><code·class="inline">stream_error</code></strong>·-·Inconsistent·stream·state.</p></li><li><p><strong><code·class="inline">{need_dictionary,Adler32}</code></strong>·-·See·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li></ul> | 149 | stream·to·a·different·process.</p></li><li><p><strong><code·class="inline">data_error</code></strong>·-·The·data·contains·errors.</p></li><li><p><strong><code·class="inline">stream_error</code></strong>·-·Inconsistent·stream·state.</p></li><li><p><strong><code·class="inline">{need_dictionary,Adler32}</code></strong>·-·See·<a·href="#inflate/2"><code·class="inline">inflate/2</code></a>.</p></li></ul> |
| 150 | ····</section> | 150 | ····</section> |
| 151 | </div> | 151 | </div> |
| Offset 827, 19 lines modified | Offset 827, 19 lines modified | ||
| 827 | all·input·data·available·so·far.·Flushing·can·degrade·compression·for·some | 827 | all·input·data·available·so·far.·Flushing·can·degrade·compression·for·some |
| 828 | compression·algorithms;·thus,·use·it·only·when·necessary.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">full</code>,·all·output·is·flushed·as·with·<code·class="inline">sync</code>,·and·the | 828 | compression·algorithms;·thus,·use·it·only·when·necessary.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">full</code>,·all·output·is·flushed·as·with·<code·class="inline">sync</code>,·and·the |
| 829 | compression·state·is·reset·so·that·decompression·can·restart·from·this·point·if | 829 | compression·state·is·reset·so·that·decompression·can·restart·from·this·point·if |
| 830 | previous·compressed·data·has·been·damaged·or·if·random·access·is·desired.·Using | 830 | previous·compressed·data·has·been·damaged·or·if·random·access·is·desired.·Using |
| 831 | <code·class="inline">full</code>·too·often·can·seriously·degrade·the·compression.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">finish</code>,·pending·input·is·processed,·pending·output·is | 831 | <code·class="inline">full</code>·too·often·can·seriously·degrade·the·compression.</p><p>If·<code·class="inline">Flush</code>·is·set·to·<code·class="inline">finish</code>,·pending·input·is·processed,·pending·output·is |
| 832 | flushed,·and·<a·href="#deflate/3"><code·class="inline">deflate/3</code></a>·returns.·Afterwards·the·only·possible | 832 | flushed,·and·<a·href="#deflate/3"><code·class="inline">deflate/3</code></a>·returns.·Afterwards·the·only·possible |
| 833 | operations·on·the·stream·are·<a·href="#deflateReset/1"><code·class="inline">deflateReset/1</code></a>·or·<a·href="#deflateEnd/1"><code·class="inline">deflateEnd/1</code></a>.</p><p><code·class="inline">Flush</code>·can·be·set·to·<code·class="inline">finish</code>·immediately·after | 833 | operations·on·the·stream·are·<a·href="#deflateReset/1"><code·class="inline">deflateReset/1</code></a>·or·<a·href="#deflateEnd/1"><code·class="inline">deflateEnd/1</code></a>.</p><p><code·class="inline">Flush</code>·can·be·set·to·<code·class="inline">finish</code>·immediately·after |
| 834 | <a·href="#deflateInit/1"><code·class="inline">deflateInit</code></a>·if·all·compression·is·to·be·done·in·one·step.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id="7 | 834 | <a·href="#deflateInit/1"><code·class="inline">deflateInit</code></a>·if·all·compression·is·to·be·done·in·one·step.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateInit</span><span·class="p"·data-group-id="3748048770-1">(</span><span·class="n">Z</span><span·class="p"·data-group-id="3748048770-1">)</span><span·class="p">,</span><span·class="w"> |
| 835 | </span><span·class="n">B1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="7 | 835 | </span><span·class="n">B1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="3748048770-2">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="3748048770-2">)</span><span·class="p">,</span><span·class="w"> |
| 836 | </span><span·class="n">B2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="7 | 836 | </span><span·class="n">B2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflate</span><span·class="p"·data-group-id="3748048770-3">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="p"·data-group-id="3748048770-4"><<</span><span·class="w">·</span><span·class="p"·data-group-id="3748048770-4">>></span><span·class="p">,</span><span·class="ss">f[·...·truncated·by·diffoscope;·len:·53,·SHA:·5fdd5e7638d41c55e751a6b69720b7d899be8910ef8da49186170bd5aa1da2d4·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 837 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id="7 | 837 | </span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">deflateEnd</span><span·class="p"·data-group-id="3748048770-5">(</span><span·class="n">Z</span><span·class="p"·data-group-id="3748048770-5">)</span><span·class="p">,</span><span·class="w"> |
| 838 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="7 | 838 | </span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="3748048770-6">(</span><span·class="p"·data-group-id="3748048770-7">[</span><span·class="n">B1</span><span·class="p">,</span><span·class="n">B2</span><span·class="p"·data-group-id="3748048770-7">]</span><span·class="p"·data-group-id="3748048770-6">)</span></code></pre> |
| 839 | ··</section> | 839 | ··</section> |
| 840 | </section> | 840 | </section> |
| 841 | <section·class="detail"·id="deflateEnd/1"> | 841 | <section·class="detail"·id="deflateEnd/1"> |
| 842 | ··<div·class="detail-header"> | 842 | ··<div·class="detail-header"> |
| 843 | ····<a·href="#deflateEnd/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 843 | ····<a·href="#deflateEnd/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 844 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 844 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1349, 28 lines modified | Offset 1349, 28 lines modified | ||
| 1349 | <p>Initializes·the·decompression·dictionary·from·the·specified·uncompressed·byte | 1349 | <p>Initializes·the·decompression·dictionary·from·the·specified·uncompressed·byte |
| 1350 | sequence.</p><p>This·function·must·be·called·as·a·response·to·an·inflate·operation | 1350 | sequence.</p><p>This·function·must·be·called·as·a·response·to·an·inflate·operation |
| 1351 | (eg.·<a·href="#safeInflate/2"><code·class="inline">safeInflate/2</code></a>)·returning·<code·class="inline">{need_dictionary,Adler,Output}</code>·or·in·the·case | 1351 | (eg.·<a·href="#safeInflate/2"><code·class="inline">safeInflate/2</code></a>)·returning·<code·class="inline">{need_dictionary,Adler,Output}</code>·or·in·the·case |
| 1352 | of·deprecated·functions,·throwing·an | 1352 | of·deprecated·functions,·throwing·an |
| 1353 | <code·class="inline">{'EXIT',{{need_dictionary,Adler},_StackTrace}}</code>·exception.</p><p>The·dictionary·chosen·by·the·compressor·can·be·determined·from·the·Adler·value | 1353 | <code·class="inline">{'EXIT',{{need_dictionary,Adler},_StackTrace}}</code>·exception.</p><p>The·dictionary·chosen·by·the·compressor·can·be·determined·from·the·Adler·value |
| 1354 | returned·or·thrown·by·the·call·to·the·inflate·function.·The·compressor·and | 1354 | returned·or·thrown·by·the·call·to·the·inflate·function.·The·compressor·and |
| 1355 | decompressor·must·use·the·same·dictionary·(See·<a·href="#deflateSetDictionary/2"><code·class="inline">deflateSetDictionary/2</code></a>).</p><p>After·setting·the·dictionary·the·inflate·operation·should·be·retried·without·new | 1355 | decompressor·must·use·the·same·dictionary·(See·<a·href="#deflateSetDictionary/2"><code·class="inline">deflateSetDictionary/2</code></a>).</p><p>After·setting·the·dictionary·the·inflate·operation·should·be·retried·without·new |
| 1356 | input.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">deprecated_unpack</span><span·class="p"·data-group-id=" | 1356 | input.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">deprecated_unpack</span><span·class="p"·data-group-id="6024743277-1">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="6024743277-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1357 | ·····</span><span·class="k">case</span><span·class="w">·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id=" | 1357 | ·····</span><span·class="k">case</span><span·class="w">·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="6024743277-2">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p"·data-group-id="6024743277-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1358 | ··········</span><span·class="p"·data-group-id=" | 1358 | ··········</span><span·class="p"·data-group-id="6024743277-3">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="6024743277-4">{</span><span·class="p"·data-group-id="6024743277-5">{</span><span·class="ss">need_dictionary</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·245,·SHA:·bc18b7c15ca6828e1fc6a55a694940923e1750c19d7ad6f68e1ce43f25118996·...·]-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1359 | ·················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id=" | 1359 | ·················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id="6024743277-6">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="6024743277-6">)</span><span·class="p">,</span><span·class="w"> |
| 1360 | ·················</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id=" | 1360 | ·················</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="6024743277-7">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6024743277-8">[</span><span·class="p"·data-group-id="6024743277-8">]</span><span·class="p"·data-group-id="6024743277-7">)</span><span·class="p">;</span><span·class="w"> |
| 1361 | ··········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1361 | ··········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1362 | ·················</span><span·class="n">Uncompressed</span><span·class="w"> | 1362 | ·················</span><span·class="n">Uncompressed</span><span·class="w"> |
| 1363 | ·····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 1363 | ·····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 1364 | </span><span·class="nf">new_unpack</span><span·class="p"·data-group-id=" | 1364 | </span><span·class="nf">new_unpack</span><span·class="p"·data-group-id="6024743277-9">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="6024743277-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1365 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id=" | 1365 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="6024743277-10">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6024743277-11">[</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·300,·SHA:·446e761e32ee251d436c9ad71ef241ebf26b933e69f138b8bd9cf37ffee0c26f·...·]-10">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1366 | ········</span><span·class="p"·data-group-id=" | 1366 | ········</span><span·class="p"·data-group-id="6024743277-13">{</span><span·class="ss">need_dictionary</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">DictId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Output</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·f187a62c51565a4fad427b452c9257db919a796ac6eec669b9ea485bf754f90c·...·]-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1367 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id=" | 1367 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateSetDictionary</span><span·class="p"·data-group-id="6024743277-14">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dict</span><span·class="p"·data-group-id="6024743277-14">)</span><span·class="p">,</span><span·class="w"> |
| 1368 | ············</span><span·class="p"·data-group-id=" | 1368 | ············</span><span·class="p"·data-group-id="6024743277-15">[</span><span·class="n">Output</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflate</span><span·class="p"·data-group-id="6024743277-16">(</[·...·truncated·by·diffoscope;·len:·280,·SHA:·805cc8feba61724f46af382852a3b5da25a8ae363783edd31f1d7402e409aad1·...·]-15">]</span><span·class="p">;</span><span·class="w"> |
| 1369 | ········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1369 | ········</span><span·class="n">Uncompressed</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1370 | ············</span><span·class="n">Uncompressed</span><span·class="w"> | 1370 | ············</span><span·class="n">Uncompressed</span><span·class="w"> |
| 1371 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre> | 1371 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre> |
| 1372 | ··</section> | 1372 | ··</section> |
| 1373 | </section> | 1373 | </section> |
| 1374 | <section·class="detail"·id="open/0"> | 1374 | <section·class="detail"·id="open/0"> |
| Offset 1434, 26 lines modified | Offset 1434, 26 lines modified | ||
| 1434 | implementation-defined·threshold.·It's·useful·when·decompressing·untrusted·input | 1434 | implementation-defined·threshold.·It's·useful·when·decompressing·untrusted·input |
| 1435 | which·could·have·been·maliciously·crafted·to·expand·until·the·system·runs·out·of | 1435 | which·could·have·been·maliciously·crafted·to·expand·until·the·system·runs·out·of |
| 1436 | memory.</p><p>This·function·returns·<code·class="inline">{continue·|·finished,·Output}</code>,·where·Output·is·the·data | 1436 | memory.</p><p>This·function·returns·<code·class="inline">{continue·|·finished,·Output}</code>,·where·Output·is·the·data |
| 1437 | that·was·decompressed·in·this·call.·New·input·can·be·queued·up·on·each·call·if | 1437 | that·was·decompressed·in·this·call.·New·input·can·be·queued·up·on·each·call·if |
| 1438 | desired,·and·the·function·will·return·<code·class="inline">{finished,·Output}</code>·once·all·queued·data | 1438 | desired,·and·the·function·will·return·<code·class="inline">{finished,·Output}</code>·once·all·queued·data |
| 1439 | has·been·decompressed.</p><p>This·function·can·introduce·some·output·latency·(reading·input·without·producing | 1439 | has·been·decompressed.</p><p>This·function·can·introduce·some·output·latency·(reading·input·without·producing |
| 1440 | any·output).</p><p>If·a·preset·dictionary·is·required·for·further·decompression,·this·function | 1440 | any·output).</p><p>If·a·preset·dictionary·is·required·for·further·decompression,·this·function |
| 1441 | returns·a·<code·class="inline">need_dictionary</code>·tuple.·See·<a·href="#inflateSetDictionary/2"><code·class="inline">inflateSetDictionary/2</code></a>)·for·details.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">walk</span><span·class="p"·data-group-id=" | 1441 | returns·a·<code·class="inline">need_dictionary</code>·tuple.·See·<a·href="#inflateSetDictionary/2"><code·class="inline">inflateSetDictionary/2</code></a>)·for·details.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">walk</span><span·class="p"·data-group-id="6726459161-1">(</span><span·class="n">Compressed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p"·data-group-id="6726459161-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1442 | ····</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 1442 | ····</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="6726459161-2">(</span><span·class="p"·data-group-id="6726459161-2">)</span><span·class="p">,</span><span·class="w"> |
| 1443 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateInit</span><span·class="p"·data-group-id=" | 1443 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateInit</span><span·class="p"·data-group-id="6726459161-3">(</span><span·class="n">Z</span><span·class="p"·data-group-id="6726459161-3">)</span><span·class="p">,</span><span·class="w"> |
| 1444 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1444 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="6726459161-4">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">safeInflate</sp[·...·truncated·by·diffoscope;·len:·255,·SHA:·39b7ebfda1438c89901e2560f5a2a5865de8d6b8680d7c39c86dbb95e1fdbea8·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 1445 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateEnd</span><span·class="p"·data-group-id=" | 1445 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">inflateEnd</span><span·class="p"·data-group-id="6726459161-6">(</span><span·class="n">Z</span><span·class="p"·data-group-id="6726459161-6">)</span><span·class="p">,</span><span·class="w"> |
| 1446 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 1446 | ····</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="6726459161-7">(</span><span·class="n">Z</span><span·class="p"·data-group-id="6726459161-7">)</span><span·class="p">.</span><span·class="w"> |
| 1447 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1447 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="6726459161-8">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6726459161-9">{</span><span·class="ss">continue</span[·...·truncated·by·diffoscope;·len:·172,·SHA:·b551f2fd6e4a79b8b38582e348898d74f4b53471495127adac7f9e4f26a3d975·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1448 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id=" | 1448 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id="6726459161-10">(</span><span·class="n">Output</span><span·class="p"·data-group-id="6726459161-10">)</span><span·class="p">,</span><span·class="w"> |
| 1449 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1449 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="6726459161-11">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">zlib</span><span·class="p">:</span><span·class="nf">safeInflate</s[·...·truncated·by·diffoscope;·len:·333,·SHA:·43d13031de9047c5c2fe53ddc3694544f17fc5984ddf4a1a3365e15ca8cc7065·...·]-11">)</span><span·class="p">;</span><span·class="w"> |
| 1450 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1450 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="6726459161-14">(</span><span·class="n">Z</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handler</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6726459161-15">{</span><span·class="ss">finished</sp[·...·truncated·by·diffoscope;·len:·175,·SHA:·57f128dfb589cfba95b46eece4422fb468ca39e5c2ab0d5d95fad869e853b9f9·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1451 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id=" | 1451 | ····</span><span·class="n">Handler</span><span·class="p"·data-group-id="6726459161-16">(</span><span·class="n">Output</span><span·class="p"·data-group-id="6726459161-16">)</span><span·class="p">.</span></code></pre> |
| 1452 | ··</section> | 1452 | ··</section> |
| 1453 | </section> | 1453 | </section> |
| 1454 | <section·class="detail"·id="set_controlling_process/2"> | 1454 | <section·class="detail"·id="set_controlling_process/2"> |
| 1455 | ··<div·class="detail-header"> | 1455 | ··<div·class="detail-header"> |
| 1456 | ····<a·href="#set_controlling_process/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1456 | ····<a·href="#set_controlling_process/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1457 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1457 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1576, 15 lines modified | Offset 1576, 15 lines modified | ||
| 1576 | ······<p·class="built-using"> | 1576 | ······<p·class="built-using"> |
| 1577 | ········Built·using | 1577 | ········Built·using |
| 1578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1580 | ······</p> | 1580 | ······</p> |
| 1581 | <p>Copyright·©·1996-202 | 1581 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1582 | ····</footer> | 1582 | ····</footer> |
| 1583 | ··</div> | 1583 | ··</div> |
| 1584 | </main> | 1584 | </main> |
| 1585 | </div> | 1585 | </div> |
| 1586 | <script> | 1586 | <script> |
| 1587 | ··function·mermaidLoaded()·{ | 1587 | ··function·mermaidLoaded()·{ |
| 1588 | ····mermaid.initialize({ | 1588 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 181, 15 lines modified | Offset 181, 15 lines modified | ||
| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:32,·uncompressed·size·20,·method=store |
| Offset 139, 45 lines modified | Offset 139, 45 lines modified | ||
| 139 | ····location·INTEGER·{home(0),field(1),roving(2)}, | 139 | ····location·INTEGER·{home(0),field(1),roving(2)}, |
| 140 | ····age·INTEGER·OPTIONAL | 140 | ····age·INTEGER·OPTIONAL |
| 141 | ··} | 141 | ··} |
| 142 | END</code></pre><p>This·file·must·be·compiled·before·it·can·be·used.·The·ASN.1·compiler·checks·that | 142 | END</code></pre><p>This·file·must·be·compiled·before·it·can·be·used.·The·ASN.1·compiler·checks·that |
| 143 | the·syntax·is·correct·and·that·the·text·represents·proper·ASN.1·code·before | 143 | the·syntax·is·correct·and·that·the·text·represents·proper·ASN.1·code·before |
| 144 | generating·an·abstract·syntax·tree.·The·code·generator·then·uses·the·abstract | 144 | generating·an·abstract·syntax·tree.·The·code·generator·then·uses·the·abstract |
| 145 | syntax·tree·to·generate·code.</p><p>The·generated·Erlang·files·are·placed·in·the·current·directory·or·in·the | 145 | syntax·tree·to·generate·code.</p><p>The·generated·Erlang·files·are·placed·in·the·current·directory·or·in·the |
| 146 | directory·specified·with·option·<code·class="inline">{outdir,Dir}</code>.</p><p>The·compiler·can·be·called·from·the·Erlang·shell·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 146 | directory·specified·with·option·<code·class="inline">{outdir,Dir}</code>.</p><p>The·compiler·can·be·called·from·the·Erlang·shell·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="4437131942-1">(</span><span·class="s">"People"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4437131942-2">[</span><span·class="ss">ber</span><span·class="p"·data-group-id="4437131942-2">]</span><span·class=[·...·truncated·by·diffoscope;·len:·28,·SHA:·74e9241f4510a69bd4d3668f396fa0d826edb526a112a4a1bfe759e272e93444·...·]2-1">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="ss">ok</span></code></pre><p>Option·<code·class="inline">verbose</code>·can·be·added·to·get·information·about·the·generated·files:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 147 | </span><span·class="ss">ok</span></code></pre><p>Option·<code·class="inline">verbose</code>·can·be·added·to·get·information·about·the·generated·files:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="7490370458-1">(</span><span·class="s">"People"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7490370458-2">[</span><span·class="ss">ber</span><span·class="p">,</span><span·class="ss">verbose</span><span·clas[·...·truncated·by·diffoscope;·len:·84,·SHA:·04413b90859cfdd412d2eaeff5cbbb875e51dc9b288abc7d49d28f5819d2a6e4·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">ASN</span><span·class="p">.</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">compiling</span><span·class="w">·</span><span·class="s">"People.asn"</span><span·class="w"> | 148 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">ASN</span><span·class="p">.</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">compiling</span><span·class="w">·</span><span·class="s">"People.asn"</span><span·class="w"> |
| 149 | </span><span·class="o">--</span><span·class="p"·data-group-id=" | 149 | </span><span·class="o">--</span><span·class="p"·data-group-id="7490370458-3">{</span><span·class="ss">generated</span><span·class="p">,</span><span·class="s">"People.asn1db"</span><span·class="p"·data-group-id="7490370458-3">}</span><span·class="o">--</span><span·class="w"> |
| 150 | </span><span·class="o">--</span><span·class="p"·data-group-id=" | 150 | </span><span·class="o">--</span><span·class="p"·data-group-id="7490370458-4">{</span><span·class="ss">generated</span><span·class="p">,</span><span·class="s">"People.hrl"</span><span·class="p"·data-group-id="7490370458-4">}</span><span·class="o">--</span><span·class="w"> |
| 151 | </span><span·class="o">--</span><span·class="p"·data-group-id=" | 151 | </span><span·class="o">--</span><span·class="p"·data-group-id="7490370458-5">{</span><span·class="ss">generated</span><span·class="p">,</span><span·class="s">"People.erl"</span><span·class="p"·data-group-id="7490370458-5">}</span><span·class="o">--</span><span·class="w"> |
| 152 | </span><span·class="ss">ok</span></code></pre><p>ASN.1·module·<code·class="inline">People</code>·is·now·accepted·and·the·abstract·syntax·tree·is·saved·in | 152 | </span><span·class="ss">ok</span></code></pre><p>ASN.1·module·<code·class="inline">People</code>·is·now·accepted·and·the·abstract·syntax·tree·is·saved·in |
| 153 | file·<code·class="inline">People.asn1db</code>.·The·generated·Erlang·code·is·compiled·using·the·Erlang | 153 | file·<code·class="inline">People.asn1db</code>.·The·generated·Erlang·code·is·compiled·using·the·Erlang |
| 154 | compiler·and·loaded·into·the·Erlang·runtime·system.·There·is·now·an·API·for | 154 | compiler·and·loaded·into·the·Erlang·runtime·system.·There·is·now·an·API·for |
| 155 | <code·class="inline">encode/2</code>·and·<code·class="inline">decode/2</code>·in·module·<code·class="inline">People</code>,·which·is·called·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">'People'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 155 | <code·class="inline">encode/2</code>·and·<code·class="inline">decode/2</code>·in·module·<code·class="inline">People</code>,·which·is·called·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">'People'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id="6831145320-1">(</span><span·class="o"><</span><span·class="n">Type</span><span·class="w">·</span><span·class="ss">name</span><span·class="o">></span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="n">Value</spa[·...·truncated·by·diffoscope;·len:·604,·SHA:·c85a362b098e63e95cdd95efd6e760d4c736081c666e5aec45baab04bff39e1d·...·]-1">)</span></code></pre><p>Assume·that·there·is·a·network·application·that·receives·instances·of·the·ASN.1 |
| 156 | defined·type·<code·class="inline">Person</code>,·modifies,·and·sends·them·back·again:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> | 156 | defined·type·<code·class="inline">Person</code>,·modifies,·and·sends·them·back·again:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">receive</span><span·class="w"> |
| 157 | ···</span><span·class="p"·data-group-id=" | 157 | ···</span><span·class="p"·data-group-id="4073628934-1">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="p"·data-group-id="4073628934-2">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="n">Bytes</span><span·class="p"·data-group-id="4073628934-2">}</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·7b169cc10b9129ae86ef1108be997e28ac7d931ff0a2bbc9adb0082792ce8288·...·]-1">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">'People'</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 158 | ·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">'People'</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="4073628934-3">(</span><span·class="ss">'Person'</span><span·class="p">,</span><span·class="n">Bytes</span><span·class="p"·data-group-id="4073628934-3">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 159 | ···········</span><span·class="p"·data-group-id=" | 159 | ···········</span><span·class="p"·data-group-id="4073628934-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">P</span><span·class="p"·data-group-id="4073628934-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ···············</span><span·class="p"·data-group-id=" | 160 | ···············</span><span·class="p"·data-group-id="4073628934-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Answer</span><span·class="p"·data-group-id="4073628934-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'People&#[·...·truncated·by·diffoscope;·len:·385,·SHA:·b3bded1305269de32bccaf0a23b92844b7f0edbd758b24b0cb07684335f4031b·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ···············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | ···············</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="4073628934-8">{</span><span·class="nf">self</span><span·class="p"·data-group-id="4073628934-9">(</span><span·class="p"·data-group-id="4073628934-9">)</span><span·class="p">,</span><span·class="p"·data-group-id="4073628934-10">{</span><span·class="ss">comma[·...·truncated·by·diffoscope;·len:·157,·SHA:·90c186b13b1db91139e9cd63518ce108fa18feb6b4a93b309f066c2bedad5230·...·]-8">}</span><span·class="p">;</span><span·class="w"> |
| 162 | ···········</span><span·class="p"·data-group-id=" | 162 | ···········</span><span·class="p"·data-group-id="4073628934-11">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Reason</span><span·class="p"·data-group-id="4073628934-11">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ···············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 163 | ···············</span><span·class="nf">exit</span><span·class="p"·data-group-id="4073628934-12">(</span><span·class="p"·data-group-id="4073628934-13">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Reason</span><span·class="p"·data-group-id="4073628934-13">}</span><span·class="p"·data-group-id="4073628934-12">)</span><span·class="w"> |
| 164 | ·······</span><span·class="k">end</span><span·class="w"> | 164 | ·······</span><span·class="k">end</span><span·class="w"> |
| 165 | ····</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>In·this·example,·a·series·of·bytes·is·received·from·an·external·source·and·the | 165 | ····</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>In·this·example,·a·series·of·bytes·is·received·from·an·external·source·and·the |
| 166 | bytes·are·then·decoded·into·a·valid·Erlang·term.·This·was·achieved·with·the·call | 166 | bytes·are·then·decoded·into·a·valid·Erlang·term.·This·was·achieved·with·the·call |
| 167 | <code·class="inline">'People':decode('Person',Bytes)</code>,·which·returned·an·Erlang·value·of·the·ASN.1 | 167 | <code·class="inline">'People':decode('Person',Bytes)</code>,·which·returned·an·Erlang·value·of·the·ASN.1 |
| 168 | type·<code·class="inline">Person</code>.·Then·an·answer·was·constructed·and·encoded·using | 168 | type·<code·class="inline">Person</code>.·Then·an·answer·was·constructed·and·encoded·using |
| 169 | <code·class="inline">'People':encode('Person',Answer)</code>,·which·takes·an·instance·of·a·defined·ASN.1 | 169 | <code·class="inline">'People':encode('Person',Answer)</code>,·which·takes·an·instance·of·a·defined·ASN.1 |
| 170 | type·and·transforms·it·to·a·binary·according·to·the·BER·or·PER·encoding·rules.</p><p>The·encoder·and·decoder·can·also·be·run·from·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">Rockstar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 170 | type·and·transforms·it·to·a·binary·according·to·the·BER·or·PER·encoding·rules.</p><p>The·encoder·and·decoder·can·also·be·run·from·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">Rockstar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8714935708-1">{</span><span·class="ss">'Person'</span><span·class="p">,</span><span·class="s">"Some·Name"</span><span·class="p">,</span><span·class="ss">roving</span><span·class="p">,</span><span·class="mi">50</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·0103d75e0a0d0d621bffe74fe4734c4b4bbc32e9576514a37dfed2480ccd2a1e·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p"·data-group-id=" | 171 | </span><span·class="p"·data-group-id="8714935708-2">{</span><span·class="ss">'Person'</span><span·class="p">,</span><span·class="s">"Some·Name"</span><span·class="p">,</span><span·class="ss">roving</span><span·class="p">,</span><span·class="mi">50</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·0103d75e0a0d0d621bffe74fe4734c4b4bbc32e9576514a37dfed2480ccd2a1e·...·]-2">}</span><span·class="gp·unselectable"> |
| 172 | 3>·</span><span·class="p"·data-group-id=" | 172 | 3>·</span><span·class="p"·data-group-id="8714935708-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Bin</span><span·class="p"·data-group-id="8714935708-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'People'[·...·truncated·by·diffoscope;·len:·250,·SHA:·a820c24a3d2bdee95860e42e7438d289d3184784b062662c1fa8bf68530b35af·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="p"·data-group-id=" | 173 | </span><span·class="p"·data-group-id="8714935708-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8714935708-6"><<</span><span·class="mi">243</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">19</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">101</span><span·class="p">,</span><span·class="mi">32</span><span·class="p">,</span><span·class="mi">78</span><span·class="p">,</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">101</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 174 | ······</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">50</span><span·class="p"·data-group-id=" | 174 | ······</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">50</span><span·class="p"·data-group-id="8714935708-6">>></span><span·class="p"·data-group-id="8714935708-5">}</span><span·class="gp·unselectable"> |
| 175 | 4>·</span><span·class="p"·data-group-id=" | 175 | 4>·</span><span·class="p"·data-group-id="8714935708-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Person</span><span·class="p"·data-group-id="8714935708-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'People&#[·...·truncated·by·diffoscope;·len:·248,·SHA:·0eb093cf97e1263d630c840a83466a750fa9d3f631a34731d84d7377dcc568ce·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="p"·data-group-id=" | 176 | </span><span·class="p"·data-group-id="8714935708-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8714935708-10">{</span><span·class="ss">'Person'</span><span·class="p">,</span><span·class="s">"Some·Name"</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·177,·SHA:·45034e032b02bf722f764976f1ea0630632fa9dca70c167e0037c32fdae25f4c·...·]-9">}</span></code></pre><h3·id="module-dependencies"·class="section-heading"> |
| 177 | ··<a·href="#module-dependencies"·class="hover-link"> | 177 | ··<a·href="#module-dependencies"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Module·Dependencies</span> | 180 | ··<span·class="text">Module·Dependencies</span> |
| 181 | </h3> | 181 | </h3> |
| 182 | <p>It·is·common·that·ASN.1·modules·import·defined·types,·values,·and·other·entities | 182 | <p>It·is·common·that·ASN.1·modules·import·defined·types,·values,·and·other·entities |
| 183 | from·another·ASN.1·module.</p><p>Earlier·versions·of·the·ASN.1·compiler·required·that·modules·that·were·imported | 183 | from·another·ASN.1·module.</p><p>Earlier·versions·of·the·ASN.1·compiler·required·that·modules·that·were·imported |
| Offset 267, 35 lines modified | Offset 267, 35 lines modified | ||
| 267 | ··</a> | 267 | ··</a> |
| 268 | ··<span·class="text">Note·about·tags</span> | 268 | ··<span·class="text">Note·about·tags</span> |
| 269 | </h2> | 269 | </h2> |
| 270 | <p>Tags·used·to·be·important·for·all·users·of·ASN.1,·because·it·was·necessary·to | 270 | <p>Tags·used·to·be·important·for·all·users·of·ASN.1,·because·it·was·necessary·to |
| 271 | to·manually·add·tags·to·certain·constructs·in·order·for·the·ASN.1·specification·to | 271 | to·manually·add·tags·to·certain·constructs·in·order·for·the·ASN.1·specification·to |
| 272 | be·valid.·Example·of·an·old-style·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tags</span><span·class="w">·</span><span·class="n">DEFINITIONS</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> | 272 | be·valid.·Example·of·an·old-style·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tags</span><span·class="w">·</span><span·class="n">DEFINITIONS</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> |
| 273 | </span><span·class="n">BEGIN</span><span·class="w"> | 273 | </span><span·class="n">BEGIN</span><span·class="w"> |
| 274 | ··</span><span·class="n">Afters</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">CHOICE</span><span·class="w">·</span><span·class="p"·data-group-id=" | 274 | ··</span><span·class="n">Afters</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">CHOICE</span><span·class="w">·</span><span·class="p"·data-group-id="2614545893-1">{</span><span·class="w">·</span><span·class="ss">cheese</span><span·class="w">·</span><span·class="p"·data-group-id="2614545893-2">[</span><span·class="mi">0</span><span·class="p"·data-group-id="2614545893-2">]</span><span·class="w">·</span><span·class="n">IA5String</span><span·class="p">,</span><span·class="w"> |
| 275 | ······················</span><span·class="ss">dessert</span><span·class="w">·</span><span·class="p"·data-group-id=" | 275 | ······················</span><span·class="ss">dessert</span><span·class="w">·</span><span·class="p"·data-group-id="2614545893-3">[</span><span·class="mi">1</span><span·class="p"·data-group-id="2614545893-3">]</span><span·class="w">·</span><span·class="n">IA5String</span><span·class="w">·</span><span·class="p"·data-group-id="2614545893-1">}</span><span·class="w"> |
| 276 | </span><span·class="n">END</span></code></pre><p>Without·the·tags·(the·numbers·in·square·brackets)·the·ASN.1·compiler·refused·to | 276 | </span><span·class="n">END</span></code></pre><p>Without·the·tags·(the·numbers·in·square·brackets)·the·ASN.1·compiler·refused·to |
| 277 | compile·the·file.</p><p>In·1994·the·global·tagging·mode·<code·class="inline">AUTOMATIC·TAGS</code>·was·introduced.·By·putting | 277 | compile·the·file.</p><p>In·1994·the·global·tagging·mode·<code·class="inline">AUTOMATIC·TAGS</code>·was·introduced.·By·putting |
| 278 | <code·class="inline">AUTOMATIC·TAGS</code>·in·the·module·header,·the·ASN.1·compiler·automatically·adds | 278 | <code·class="inline">AUTOMATIC·TAGS</code>·in·the·module·header,·the·ASN.1·compiler·automatically·adds |
| 279 | tags·when·needed.·The·following·is·the·same·specification·in·<code·class="inline">AUTOMATIC·TAGS</code> | 279 | tags·when·needed.·The·following·is·the·same·specification·in·<code·class="inline">AUTOMATIC·TAGS</code> |
| 280 | mode:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tags</span><span·class="w">·</span><span·class="n">DEFINITIONS</span><span·class="w">·</span><span·class="n">AUTOMATIC</span><span·class="w">·</span><span·class="n">TAGS</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> | 280 | mode:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tags</span><span·class="w">·</span><span·class="n">DEFINITIONS</span><span·class="w">·</span><span·class="n">AUTOMATIC</span><span·class="w">·</span><span·class="n">TAGS</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> |
| 281 | </span><span·class="n">BEGIN</span><span·class="w"> | 281 | </span><span·class="n">BEGIN</span><span·class="w"> |
| 282 | ··</span><span·class="n">Afters</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">CHOICE</span><span·class="w">·</span><span·class="p"·data-group-id=" | 282 | ··</span><span·class="n">Afters</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">CHOICE</span><span·class="w">·</span><span·class="p"·data-group-id="4006096681-1">{</span><span·class="w">·</span><span·class="ss">cheese</span><span·class="w">·</span><span·class="n">IA5String</span><span·class="p">,</span><span·class="w"> |
| 283 | ······················</span><span·class="ss">dessert</span><span·class="w">·</span><span·class="n">IA5String</span><span·class="w">·</span><span·class="p"·data-group-id=" | 283 | ······················</span><span·class="ss">dessert</span><span·class="w">·</span><span·class="n">IA5String</span><span·class="w">·</span><span·class="p"·data-group-id="4006096681-1">}</span><span·class="w"> |
| 284 | </span><span·class="n">END</span></code></pre><p><a·href=""·id="ASN1Types"></a></p><h2·id="asn-1-types"·class="section-heading"> | 284 | </span><span·class="n">END</span></code></pre><p><a·href=""·id="ASN1Types"></a></p><h2·id="asn-1-types"·class="section-heading"> |
| 285 | ··<a·href="#asn-1-types"·class="hover-link"> | 285 | ··<a·href="#asn-1-types"·class="hover-link"> |
| 286 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 286 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 287 | ··</a> | 287 | ··</a> |
| 288 | ··<span·class="text">ASN.1·Types</span> | 288 | ··<span·class="text">ASN.1·Types</span> |
| 289 | </h2> | 289 | </h2> |
| 290 | <p>This·section·describes·the·ASN.1·types·including·their·functionality,·purpose, | 290 | <p>This·section·describes·the·ASN.1·types·including·their·functionality,·purpose, |
| 291 | and·how·values·are·assigned·in·Erlang.</p><p>ASN.1·has·both·primitive·and·constructed·types:</p><table><thead><tr><th·style="text-align:·left;"><em>Primitive·Types</em></th><th·style="text-align:·left;"><em>Constructed·Types</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#boolean">BOOLEAN</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#sequence">SEQUENCE</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#integer">INTEGER</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#set">SET</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#real">REAL</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#choice">CHOICE</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#null">NULL</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#SOF">SET·OF·and·SEQUENCE·OF</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#enumerated">ENUMERATED</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#ANY">ANY</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#bit-string">BIT·STRING</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#ANY">ANY·DEFINED·BY</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#octet-string">OCTET·STRING</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#NegotiationTypes">EXTERNAL</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#character-strings">Character·Strings</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#NegotiationTypes">EMBEDDED·PDV</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#object-identifier">OBJECT·IDENTIFIER</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#NegotiationTypes">CHARACTER·STRING</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#object-descriptor">Object·Descriptor</a></td><td·style="text-align:·left;"></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#The-TIME-types">TIME·Types</a></td><td·style="text-align:·left;"></td></tr></tbody></table><p><em>Table:·Supported·ASN.1·Types</em></p><p><a·href=""·id="TypeNameValue"></a></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·values·of·each·ASN.1·type·have·their·own·representation·in·Erlang,·as | 291 | and·how·values·are·assigned·in·Erlang.</p><p>ASN.1·has·both·primitive·and·constructed·types:</p><table><thead><tr><th·style="text-align:·left;"><em>Primitive·Types</em></th><th·style="text-align:·left;"><em>Constructed·Types</em></th></tr></thead><tbody><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#boolean">BOOLEAN</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#sequence">SEQUENCE</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#integer">INTEGER</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#set">SET</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#real">REAL</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#choice">CHOICE</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#null">NULL</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#SOF">SET·OF·and·SEQUENCE·OF</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#enumerated">ENUMERATED</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#ANY">ANY</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#bit-string">BIT·STRING</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#ANY">ANY·DEFINED·BY</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#octet-string">OCTET·STRING</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#NegotiationTypes">EXTERNAL</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#character-strings">Character·Strings</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#NegotiationTypes">EMBEDDED·PDV</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#object-identifier">OBJECT·IDENTIFIER</a></td><td·style="text-align:·left;"><a·href="asn1_getting_started.html#NegotiationTypes">CHARACTER·STRING</a></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#object-descriptor">Object·Descriptor</a></td><td·style="text-align:·left;"></td></tr><tr><td·style="text-align:·left;"><a·href="asn1_getting_started.html#The-TIME-types">TIME·Types</a></td><td·style="text-align:·left;"></td></tr></tbody></table><p><em>Table:·Supported·ASN.1·Types</em></p><p><a·href=""·id="TypeNameValue"></a></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·values·of·each·ASN.1·type·have·their·own·representation·in·Erlang,·as |
| 292 | described·in·the·following·sections.·Users·must·provide·these·values·for | 292 | described·in·the·following·sections.·Users·must·provide·these·values·for |
| 293 | encoding·according·to·the·representation,·as·shown·in·the·following·example:</p></section><pre><code·class="text">Operational·::=·BOOLEAN·--ASN.1·definition</code></pre><p>In·Erlang·code·it·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w"> | 293 | encoding·according·to·the·representation,·as·shown·in·the·following·example:</p></section><pre><code·class="text">Operational·::=·BOOLEAN·--ASN.1·definition</code></pre><p>In·Erlang·code·it·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w"> |
| 294 | </span><span·class="p"·data-group-id=" | 294 | </span><span·class="p"·data-group-id="1418044065-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Bytes</span><span·class="p"·data-group-id="1418044065-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MyModule</span>[·...·truncated·by·diffoscope;·len:·267,·SHA:·379bbd160a479a69dd67e2bdd1ba744c4838763f28ad1b9d0743684b0eb544b8·...·]-2">)</span><span·class="p">,</span></code></pre><h3·id="boolean"·class="section-heading"> |
| 295 | ··<a·href="#boolean"·class="hover-link"> | 295 | ··<a·href="#boolean"·class="hover-link"> |
| 296 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 296 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 297 | ··</a> | 297 | ··</a> |
| 298 | ··<span·class="text">BOOLEAN</span> | 298 | ··<span·class="text">BOOLEAN</span> |
| 299 | </h3> | 299 | </h3> |
| 300 | <p>Booleans·in·ASN.1·express·values·that·can·be·either·<code·class="inline">TRUE</code>·or·<code·class="inline">FALSE</code>.·The | 300 | <p>Booleans·in·ASN.1·express·values·that·can·be·either·<code·class="inline">TRUE</code>·or·<code·class="inline">FALSE</code>.·The |
| 301 | meanings·assigned·to·<code·class="inline">TRUE</code>·and·<code·class="inline">FALSE</code>·are·outside·the·scope·of·this·text.</p><p>In·ASN.1·it·is·possible·to·have:</p><pre><code·class="text">Operational·::=·BOOLEAN</code></pre><p>Assigning·a·value·to·type·<code·class="inline">Operational</code>·in·Erlang·is·possible·by·using·the | 301 | meanings·assigned·to·<code·class="inline">TRUE</code>·and·<code·class="inline">FALSE</code>·are·outside·the·scope·of·this·text.</p><p>In·ASN.1·it·is·possible·to·have:</p><pre><code·class="text">Operational·::=·BOOLEAN</code></pre><p>Assigning·a·value·to·type·<code·class="inline">Operational</code>·in·Erlang·is·possible·by·using·the |
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| 304 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 304 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 305 | ··</a> | 305 | ··</a> |
| 306 | ··<span·class="text">INTEGER</span> | 306 | ··<span·class="text">INTEGER</span> |
| 307 | </h3> | 307 | </h3> |
| 308 | <p>An·ASN.1·INTEGER·is·represented·by·an·integer·in·Erlang.</p><p>The·concept·of·subtyping·can·be·applied·to·integers·and·to·other·ASN.1·types. | 308 | <p>An·ASN.1·INTEGER·is·represented·by·an·integer·in·Erlang.</p><p>The·concept·of·subtyping·can·be·applied·to·integers·and·to·other·ASN.1·types. |
| 309 | The·details·of·subtyping·are·not·explained·here;·for·more·information,·see | 309 | The·details·of·subtyping·are·not·explained·here;·for·more·information,·see |
| 310 | X.680.·Various·syntaxes·are·allowed·when·defining·a·type·as·an·integer:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w"> | 310 | X.680.·Various·syntaxes·are·allowed·when·defining·a·type·as·an·integer:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w"> |
| 311 | </span><span·class="n">T2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id=" | 311 | </span><span·class="n">T2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id="3939370891-1">(</span><span·class="o">-</span><span·class="mi">2</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">7</span><span·class="p"·data-group-id="3939370891-1">)</span><span·class="w"> |
| 312 | </span><span·class="n">T3</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id=" | 312 | </span><span·class="n">T3</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id="3939370891-2">(</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="n">MAX</span><span·class="p"·data-group-id="3939370891-2">)</span><span·class="w"> |
| 313 | </span><span·class="n">T4</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id=" | 313 | </span><span·class="n">T4</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id="3939370891-3">(</span><span·class="mi">0</span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="n">MAX</span><span·class="p"·data-group-id="3939370891-3">)</span><span·class="w"> |
| 314 | </span><span·class="n">T5</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id=" | 314 | </span><span·class="n">T5</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id="3939370891-4">(</span><span·class="n">MIN</span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="o">-</span><span·class="mi">99</span><span·class="p"·data-group-id="3939370891-4">)</span><span·class="w"> |
| 315 | </span><span·class="n">T6</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id=" | 315 | </span><span·class="n">T6</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">INTEGER</span><span·class="w">·</span><span·class="p"·data-group-id="3939370891-5">{</span><span·class="nf">red</span><span·class="p"·data-group-id="3939370891-6">(</span><span·class="mi">0</span><span·class="p"·data-group-id="3939370891-6">)</span><span·class="p">,</span><span·class="nf">blue</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·332,·SHA:·f5dd61b29449a6aad8f9869e63a66934f45908eecb5d96d2a1dd68616b80c802·...·]-5">}</span></code></pre><p>The·Erlang·representation·of·an·ASN.1·<code·class="inline">INTEGER</code>·is·an·integer·or·an·atom·if·a |
| 316 | <code·class="inline">Named·Number·List</code>·(see·<code·class="inline">T6</code>·in·the·previous·list)·is·specified.</p><p>The·following·is·an·example·of·Erlang·code·that·assigns·values·for·the·types·in | 316 | <code·class="inline">Named·Number·List</code>·(see·<code·class="inline">T6</code>·in·the·previous·list)·is·specified.</p><p>The·following·is·an·example·of·Erlang·code·that·assigns·values·for·the·types·in |
| 317 | the·previous·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T1value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 317 | the·previous·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T1value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 318 | </span><span·class="n">T2value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">6</span><span·class="p">,</span><span·class="w"> | 318 | </span><span·class="n">T2value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">6</span><span·class="p">,</span><span·class="w"> |
| 319 | </span><span·class="n">T6value1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">blue</span><span·class="p">,</span><span·class="w"> | 319 | </span><span·class="n">T6value1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">blue</span><span·class="p">,</span><span·class="w"> |
| 320 | </span><span·class="n">T6value2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 320 | </span><span·class="n">T6value2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 321 | </span><span·class="n">T6value3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">white</span></code></pre><p>These·Erlang·variables·are·now·bound·to·valid·instances·of·ASN.1·defined·types. | 321 | </span><span·class="n">T6value3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">white</span></code></pre><p>These·Erlang·variables·are·now·bound·to·valid·instances·of·ASN.1·defined·types. |
| 322 | This·style·of·value·can·be·passed·directly·to·the·encoder·for·transformation | 322 | This·style·of·value·can·be·passed·directly·to·the·encoder·for·transformation |
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| 357 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 357 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 358 | ··</a> | 358 | ··</a> |
| 359 | ··<span·class="text">BIT·STRING</span> | 359 | ··<span·class="text">BIT·STRING</span> |
| 360 | </h3> | 360 | </h3> |
| 361 | <p>The·type·<code·class="inline">BIT·STRING</code>·can·be·used·to·model·information·that·is·made·up·of | 361 | <p>The·type·<code·class="inline">BIT·STRING</code>·can·be·used·to·model·information·that·is·made·up·of |
| 362 | arbitrary·length·series·of·bits.·It·is·intended·to·be·used·for·selection·of | 362 | arbitrary·length·series·of·bits.·It·is·intended·to·be·used·for·selection·of |
| 363 | flags,·not·for·binary·files.</p><p>In·ASN.1,·<code·class="inline">BIT·STRING</code>·definitions·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bits1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">BIT</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w"> | 363 | flags,·not·for·binary·files.</p><p>In·ASN.1,·<code·class="inline">BIT·STRING</code>·definitions·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bits1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">BIT</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w"> |
| 364 | </span><span·class="n">Bits2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">BIT</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w">·</span><span·class="p"·data-group-id=" | 364 | </span><span·class="n">Bits2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">BIT</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w">·</span><span·class="p"·data-group-id="1832315555-1">{</span><span·class="nf">foo</span><span·class="p"·data-group-id="1832315555-2">(</span><span·class="mi">0</span><span·class="p"·data-group-id="1832315555-2">)</span><span·class="p">,</span><span·class="nf">bar</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·697,·SHA:·fb81872bf061358f38eb524fba5c4944d787c48ec8678f882c8d2144c848786c·...·]-1">}</span></code></pre><p>The·following·two·notations·are·available·for·representation·of·<code·class="inline">BIT·STRING</code> |
| 365 | values·in·Erlang·and·as·input·to·the·encode·functions:</p><ol><li>A·bitstring.·By·default,·a·<code·class="inline">BIT·STRING</code>·with·no·symbolic·names·is·decoded·to | 365 | values·in·Erlang·and·as·input·to·the·encode·functions:</p><ol><li>A·bitstring.·By·default,·a·<code·class="inline">BIT·STRING</code>·with·no·symbolic·names·is·decoded·to |
| 366 | an·Erlang·bitstring.</li><li>A·list·of·atoms·corresponding·to·atoms·in·the·<code·class="inline">NamedBitList</code>·in·the | 366 | an·Erlang·bitstring.</li><li>A·list·of·atoms·corresponding·to·atoms·in·the·<code·class="inline">NamedBitList</code>·in·the |
| 367 | <code·class="inline">BIT·STRING</code>·definition.·A·<code·class="inline">BIT·STRING</code>·with·symbolic·names·is·always·decoded | 367 | <code·class="inline">BIT·STRING</code>·definition.·A·<code·class="inline">BIT·STRING</code>·with·symbolic·names·is·always·decoded |
| 368 | to·the·format·shown·in·the·following·example:</li></ol><pre><code·class="text">Bits1Val1·=·<<0:1,1:1,0:1,1:1,1:1>>, | 368 | to·the·format·shown·in·the·following·example:</li></ol><pre><code·class="text">Bits1Val1·=·<<0:1,1:1,0:1,1:1,1:1>>, |
| 369 | Bits2Val1·=·[gnu,punk], | 369 | Bits2Val1·=·[gnu,punk], |
| 370 | Bits2Val2·=·<<2#1110:4>>, | 370 | Bits2Val2·=·<<2#1110:4>>, |
| 371 | Bits2Val3·=·[bar,gnu,gnome],</code></pre><p><code·class="inline">Bits2Val2</code>·and·<code·class="inline">Bits2Val3</code>·denote·the·same·value.</p><p><code·class="inline">Bits2Val1</code>·is·assigned·symbolic·values.·The·assignment·means·that·the·bits | 371 | Bits2Val3·=·[bar,gnu,gnome],</code></pre><p><code·class="inline">Bits2Val2</code>·and·<code·class="inline">Bits2Val3</code>·denote·the·same·value.</p><p><code·class="inline">Bits2Val1</code>·is·assigned·symbolic·values.·The·assignment·means·that·the·bits |
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| 385 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 385 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 386 | ··</a> | 386 | ··</a> |
| 387 | ··<span·class="text">OCTET·STRING</span> | 387 | ··<span·class="text">OCTET·STRING</span> |
| 388 | </h3> | 388 | </h3> |
| 389 | <p><code·class="inline">OCTET·STRING</code>·is·the·simplest·of·all·ASN.1·types.·<code·class="inline">OCTET·STRING</code>·only·moves·or | 389 | <p><code·class="inline">OCTET·STRING</code>·is·the·simplest·of·all·ASN.1·types.·<code·class="inline">OCTET·STRING</code>·only·moves·or |
| 390 | transfers,·for·example,·binary·files·or·other·unstructured·information·complying | 390 | transfers,·for·example,·binary·files·or·other·unstructured·information·complying |
| 391 | with·two·rules:·the·bytes·consist·of·octets·and·encoding·is·not·required.</p><p>It·is·possible·to·have·the·following·ASN.1·type·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">O1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">OCTET</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w"> | 391 | with·two·rules:·the·bytes·consist·of·octets·and·encoding·is·not·required.</p><p>It·is·possible·to·have·the·following·ASN.1·type·definitions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">O1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">OCTET</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w"> |
| 392 | </span><span·class="n">O2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">OCTET</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w">·</span><span·class="p"·data-group-id=" | 392 | </span><span·class="n">O2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">OCTET</span><span·class="w">·</span><span·class="n">STRING</span><span·class="w">·</span><span·class="p"·data-group-id="0859963031-1">(</span><span·class="n">SIZE</span><span·class="p"·data-group-id="0859963031-2">(</span><span·class="mi">28</span><span·class="p"·data-group-id="0859963031-2">)</span><span·class="p"·data-group-id="0859963031-1">)</span></code></pre><p>With·the·following·example·assignments·in·Erlang:</p><pre><code·class="text">O1Val·=·<<17,13,19,20,0,0,255,254>>, |
| 393 | O2Val·=·<<"must·be·exactly·28·chars....">>,</code></pre><p>By·default,·an·<code·class="inline">OCTET·STRING</code>·is·always·represented·as·an·Erlang·binary.·If·the | 393 | O2Val·=·<<"must·be·exactly·28·chars....">>,</code></pre><p>By·default,·an·<code·class="inline">OCTET·STRING</code>·is·always·represented·as·an·Erlang·binary.·If·the |
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| 199 | ······<p·class="built-using"> | 199 | ······<p·class="built-using"> |
| 200 | ········Built·using | 200 | ········Built·using |
| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 161 | </h3> | 161 | </h3> |
| 162 | <p>The·runtime·user·interface·for·exclusive·decode·comprises·the·following·two | 162 | <p>The·runtime·user·interface·for·exclusive·decode·comprises·the·following·two |
| 163 | functions:</p><ul><li>A·function·for·an·exclusive·decode,·whose·name·the·user·decides·in·the | 163 | functions:</p><ul><li>A·function·for·an·exclusive·decode,·whose·name·the·user·decides·in·the |
| 164 | configuration·file</li><li>A·<code·class="inline">decode_part/2</code>·function·generated·by·the·ASN.1·compiler·when | 164 | configuration·file</li><li>A·<code·class="inline">decode_part/2</code>·function·generated·by·the·ASN.1·compiler·when |
| 165 | exclusive·decode·is·enabled.·This·function·decodes·the·parts·that | 165 | exclusive·decode·is·enabled.·This·function·decodes·the·parts·that |
| 166 | were·left·undecoded·during·the·exclusive·decode.</li></ul><p>Both·functions·are·described·in·the·following.</p><p>If·the·exclusive·decode·function·has,·for·example,·the·name·<code·class="inline">decode_exclusive</code> | 166 | were·left·undecoded·during·the·exclusive·decode.</li></ul><p>Both·functions·are·described·in·the·following.</p><p>If·the·exclusive·decode·function·has,·for·example,·the·name·<code·class="inline">decode_exclusive</code> |
| 167 | and·an·ASN.1·encoded·message·<code·class="inline">Bin</code>·is·to·be·exclusive·decoded,·the·call·is·as | 167 | and·an·ASN.1·encoded·message·<code·class="inline">Bin</code>·is·to·be·exclusive·decoded,·the·call·is·as |
| 168 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 168 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9963513069-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">ExclMessage</span><span·class="p"·data-group-id="9963513069-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'MyM[·...·truncated·by·diffoscope;·len:·201,·SHA:·fbdf51b7de17cf81d591f8ea9a55e4f5caf2ee56b4ea00aa62b5523da7077f56·...·]-2">)</span></code></pre><p><a·href=""·id="UndecodedPart"></a>·The·result·<code·class="inline">ExclMessage</code>·has·the·same·structure·as·a |
| 169 | complete·decode·would·have,·except·for·the·parts·of·the·top·type·that·were·not | 169 | complete·decode·would·have,·except·for·the·parts·of·the·top·type·that·were·not |
| 170 | decoded.·The·undecoded·parts·are·on·their·places·in·the·structure·on·format | 170 | decoded.·The·undecoded·parts·are·on·their·places·in·the·structure·on·format |
| 171 | <code·class="inline">{TypeKey,UndecodedValue}</code>.</p><p>Each·undecoded·part·that·is·to·be·decoded·must·be·fed·into·function | 171 | <code·class="inline">{TypeKey,UndecodedValue}</code>.</p><p>Each·undecoded·part·that·is·to·be·decoded·must·be·fed·into·function |
| 172 | <code·class="inline">decode_part/2</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 172 | <code·class="inline">decode_part/2</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7181222081-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">PartMessage</span><span·class="p"·data-group-id="7181222081-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'MyM[·...·truncated·by·diffoscope;·len:·285,·SHA:·d42b23115a1eb72e6aa02c49ba1c066327aa60eb1bb0de7aa49a1ea799be7c76·...·]-2">)</span></code></pre><p><a·href=""·id="Exclusive-Instruction"></a></p><h3·id="writing-an-exclusive-decode-instruction"·class="section-heading"> |
| 173 | ··<a·href="#writing-an-exclusive-decode-instruction"·class="hover-link"> | 173 | ··<a·href="#writing-an-exclusive-decode-instruction"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">Writing·an·Exclusive·Decode·Instruction</span> | 176 | ··<span·class="text">Writing·an·Exclusive·Decode·Instruction</span> |
| 177 | </h3> | 177 | </h3> |
| 178 | <p>This·instruction·is·written·in·the·configuration·file·in·the·following·format:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExclusiveDecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 178 | <p>This·instruction·is·written·in·the·configuration·file·in·the·following·format:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExclusiveDecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2690036662-1">{</span><span·class="ss">exclusive_decode</span><span·class="p">,</span><span·class="p"·data-group-id="2690036662-2">{</span><span·class="n">ModuleName</span><span·class="p">,</span><span·class="n">DecodeInstructions</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·75,·SHA:·ee4803156ea6735ab32da138110ccafacc671e3cf0c7e8db8313a5e49234130f·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="n">ModuleName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 179 | </span><span·class="n">ModuleName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="2690036662-3">(</span><span·class="p"·data-group-id="2690036662-3">)</span><span·class="w"> |
| 180 | </span><span·class="n">DecodeInstructions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | </span><span·class="n">DecodeInstructions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2690036662-4">[</span><span·class="n">DecodeInstruction</span><span·class="p"·data-group-id="2690036662-4">]</span><span·class="o">+</span><span·class="w"> |
| 181 | </span><span·class="n">DecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 181 | </span><span·class="n">DecodeInstruction</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2690036662-5">{</span><span·class="n">ExclusiveDecodeFunctionName</span><span·class="p">,</span><span·class="n">TypeList</span><span·class="p"·data-group-id="2690036662-5">}</span><span·class="w"> |
| 182 | </span><span·class="n">ExclusiveDecodeFunctionName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 182 | </span><span·class="n">ExclusiveDecodeFunctionName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="2690036662-6">(</span><span·class="p"·data-group-id="2690036662-6">)</span><span·class="w"> |
| 183 | </span><span·class="n">TypeList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 183 | </span><span·class="n">TypeList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2690036662-7">[</span><span·class="n">TopType</span><span·class="p">,</span><span·class="n">ElementList</span><span·class="p"·data-group-id="2690036662-7">]</span><span·class="w"> |
| 184 | </span><span·class="n">ElementList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 184 | </span><span·class="n">ElementList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2690036662-8">[</span><span·class="n">Element</span><span·class="p"·data-group-id="2690036662-8">]</span><span·class="o">+</span><span·class="w"> |
| 185 | </span><span·class="n">Element</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 185 | </span><span·class="n">Element</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2690036662-9">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="ss">parts</span><span·class="p"·data-group-id="2690036662-9">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 186 | ··········</span><span·class="p"·data-group-id=" | 186 | ··········</span><span·class="p"·data-group-id="2690036662-10">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="ss">undecoded</span><span·class="p"·data-group-id="2690036662-10">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 187 | ··········</span><span·class="p"·data-group-id=" | 187 | ··········</span><span·class="p"·data-group-id="2690036662-11">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="n">ElementList</span><span·class="p"·data-group-id="2690036662-11">}</span><span·class="w"> |
| 188 | </span><span·class="n">TopType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 188 | </span><span·class="n">TopType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="2690036662-12">(</span><span·class="p"·data-group-id="2690036662-12">)</span><span·class="w"> |
| 189 | </span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 189 | </span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="2690036662-13">(</span><span·class="p"·data-group-id="2690036662-13">)</span></code></pre><p>The·instruction·must·be·a·valid·Erlang·term·terminated·by·a·dot.</p><p>In·<code·class="inline">TypeList</code>·the·path·from·the·top·type·to·each·undecoded·subcomponent·is |
| 190 | described.·<code·class="inline">TopType</code>·is·the·name·of·a·top-level·type·in·the·ASN.1·specification. | 190 | described.·<code·class="inline">TopType</code>·is·the·name·of·a·top-level·type·in·the·ASN.1·specification. |
| 191 | The·action·for·each·component·in·<code·class="inline">ElementList</code>·is·described·by·one·of:</p><ul><li><code·class="inline">{Name,parts}</code></li><li><code·class="inline">{Name,undecoded}</code></li><li><code·class="inline">{Name,ElementList}</code></li></ul><p>The·use·and·effect·of·the·actions·are·as·follows:</p><ul><li><p><strong><code·class="inline">{Name,undecoded}</code></strong>·-·Leaves·the·element·undecoded.·The·type·of·<code·class="inline">Name</code>·can | 191 | The·action·for·each·component·in·<code·class="inline">ElementList</code>·is·described·by·one·of:</p><ul><li><code·class="inline">{Name,parts}</code></li><li><code·class="inline">{Name,undecoded}</code></li><li><code·class="inline">{Name,ElementList}</code></li></ul><p>The·use·and·effect·of·the·actions·are·as·follows:</p><ul><li><p><strong><code·class="inline">{Name,undecoded}</code></strong>·-·Leaves·the·element·undecoded.·The·type·of·<code·class="inline">Name</code>·can |
| 192 | be·any·ASN.1·type.·The·value·of·element·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as | 192 | be·any·ASN.1·type.·The·value·of·element·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as |
| 193 | mentioned·in·the·previous·section)·in·the·value·structure·of·the·top·type.</p></li><li><p><strong><code·class="inline">{Name,parts}</code></strong>·-·The·type·of·<code·class="inline">Name</code>·must·be·either·<code·class="inline">SEQUENCE·OF</code>·or | 193 | mentioned·in·the·previous·section)·in·the·value·structure·of·the·top·type.</p></li><li><p><strong><code·class="inline">{Name,parts}</code></strong>·-·The·type·of·<code·class="inline">Name</code>·must·be·either·<code·class="inline">SEQUENCE·OF</code>·or |
| 194 | <code·class="inline">SET·OF</code>.·The·action·implies·that·the·different·components·of·<code·class="inline">Name</code>·are·left | 194 | <code·class="inline">SET·OF</code>.·The·action·implies·that·the·different·components·of·<code·class="inline">Name</code>·are·left |
| 195 | undecoded.·The·value·of·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as·mentioned·in·the | 195 | undecoded.·The·value·of·<code·class="inline">Name</code>·is·returned·as·a·tuple·(as·mentioned·in·the |
| 196 | previous·section)·where·the·second·element·is·a·list·of·binaries.·This·is | 196 | previous·section)·where·the·second·element·is·a·list·of·binaries.·This·is |
| Offset 257, 86 lines modified | Offset 257, 86 lines modified | ||
| 257 | ·{'GUI', | 257 | ·{'GUI', |
| 258 | ··[{decode_Window_exclusive, | 258 | ··[{decode_Window_exclusive, |
| 259 | ····['Window',[{status,[{buttonList,parts},{actions,undecoded}]}]]}, | 259 | ····['Window',[{status,[{buttonList,parts},{actions,undecoded}]}]]}, |
| 260 | ···{decode_Button_exclusive, | 260 | ···{decode_Button_exclusive, |
| 261 | ····['Button',[{number,undecoded}]]}]}}.</code></pre><p>The·following·figure·shows·the·bytes·of·a·<code·class="inline">Window:status</code>·message.·The | 261 | ····['Button',[{number,undecoded}]]}]}}.</code></pre><p>The·following·figure·shows·the·bytes·of·a·<code·class="inline">Window:status</code>·message.·The |
| 262 | components·<code·class="inline">buttonList</code>·and·<code·class="inline">actions</code>·are·excluded·from·decode.·Only·<code·class="inline">state</code>·and | 262 | components·<code·class="inline">buttonList</code>·and·<code·class="inline">actions</code>·are·excluded·from·decode.·Only·<code·class="inline">state</code>·and |
| 263 | <code·class="inline">enabled</code>·are·decoded·when·<code·class="inline">decode__Window_exclusive</code>·is·called.</p><p><img·src="assets/exclusive_Win_But.gif"·alt="Bytes·of·a·Window:status·Message"·title="Bytes·of·a·Window:status·Message"/></p><p>Here·follows·an·example·of·how·the·module.·Note·that·option·<code·class="inline">no_ok_wrapper</code>·is | 263 | <code·class="inline">enabled</code>·are·decoded·when·<code·class="inline">decode__Window_exclusive</code>·is·called.</p><p><img·src="assets/exclusive_Win_But.gif"·alt="Bytes·of·a·Window:status·Message"·title="Bytes·of·a·Window:status·Message"/></p><p>Here·follows·an·example·of·how·the·module.·Note·that·option·<code·class="inline">no_ok_wrapper</code>·is |
| 264 | used·to·make·the·example·more·concise.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 264 | used·to·make·the·example·more·concise.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">asn1ct</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="6908229217-1">(</span><span·class="ss">'GUI'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-2">[</span><span·class="ss">ber</span><span·class="p">,</span><span·class="ss">asn1config</span><span·class[·...·truncated·by·diffoscope;·len:·144,·SHA:·b12328fb1c1821d8fb133929b902da96b778a66b7160ccf7bc12d7d0ce7eecec·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 265 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 265 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 266 | 2>·</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 266 | 2>·</span><span·class="nf">rr</span><span·class="p"·data-group-id="6908229217-3">(</span><span·class="ss">'GUI'</span><span·class="p"·data-group-id="6908229217-3">)</span><span·class="p">.</span><span·class="w"> |
| 267 | </span><span·class="p"·data-group-id=" | 267 | </span><span·class="p"·data-group-id="6908229217-4">[</span><span·class="ss">'Action'</span><span·class="p">,</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="6908229217-4">]</span><span·class="gp·unselectable"> |
| 268 | 3>·</span><span·class="n">ButtonMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 268 | 3>·</span><span·class="n">ButtonMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-5">{</span><span·class="ss">number</span><span·class="o">=</span><span·class="mi">123</span><span·class="p">,</span><span·class="ss">on</span><span·class="o">=</span><span·class="ss">true</span><span·class="p"·data-group-id="6908229217-5">}</span><span·class="p">.</span><span·class="w"> |
| 269 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 269 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-6">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">123</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·86,·SHA:·46f36694b8bc3bcb3b9bbfc74c0325fa78d12102a5f2674bbcbff45de13ec533·...·]-6">}</span><span·class="gp·unselectable"> |
| 270 | 4>·</span><span·class="n">ButtonBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 270 | 4>·</span><span·class="n">ButtonBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id="6908229217-7">(</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ButtonMsg</span><span·class="p"·data-group-id="6908229217-7">)</span><span·class="p">.</span><span·class="w"> |
| 271 | </span><span·class="p"·data-group-id=" | 271 | </span><span·class="p"·data-group-id="6908229217-8"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">123</span><[·...·truncated·by·diffoscope;·len:·191,·SHA:·f16ee1469cef97733f248d31a02fcfa7f702e288b9b6447eca02d78f23e291ab·...·]-8">>></span><span·class="gp·unselectable"> |
| 272 | 5>·</span><span·class="n">ExclusiveMsgButton</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Button_exclusive</span><span·class="p"·data-group-id=" | 272 | 5>·</span><span·class="n">ExclusiveMsgButton</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Button_exclusive</span><span·class="p"·data-group-id="6908229217-9">(</span><span·class="n">ButtonBytes</span><span·class="p"·data-group-id="6908229217-9">)</span><span·class="p">.</span><span·class="w"> |
| 273 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 273 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-10">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-11">{</span><span·class="ss">'Button_number'</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·284,·SHA:·2ae4be178bbc19715ee2aba29f826b8db0b21bbfb5ffb3ab78ffa505f45c01ae·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ··········</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id=" | 274 | ··········</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="6908229217-10">}</span><span·class="gp·unselectable"> |
| 275 | 6>·</span><span·class="p"·data-group-id=" | 275 | 6>·</span><span·class="p"·data-group-id="6908229217-13">{</span><span·class="n">UndecKey</span><span·class="p">,</span><span·class="n">UndecBytes</span><span·class="p"·data-group-id="6908229217-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">ExclusiveMsgButton</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p">.</span><span·class="ss">number</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p"·data-group-id=" | 276 | </span><span·class="p"·data-group-id="6908229217-14">{</span><span·class="ss">'Button_number'</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-15"><<</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·128,·SHA:·97ab576896c9463f2db6344c7c9147ab7d1c7ca0b53c1d7da05a6d02275a51e0·...·]-14">}</span><span·class="gp·unselectable"> |
| 277 | 7>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 277 | 7>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="6908229217-16">(</span><span·class="n">UndecKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UndecBytes</span><span·class="p"·data-group-id="6908229217-16">)</span><span·class="p">.</span><span·class="w"> |
| 278 | </span><span·class="mi">123</span><span·class="gp·unselectable"> | 278 | </span><span·class="mi">123</span><span·class="gp·unselectable"> |
| 279 | 8>·</span><span·class="n">WindowMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 279 | 8>·</span><span·class="n">WindowMsg</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 280 | </span><span·class="p"·data-group-id=" | 280 | </span><span·class="p"·data-group-id="6908229217-17">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-18">{</span><span·class="ss">'Status'</span><span·class="p">,</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 281 | ···</span><span·class="p"·data-group-id=" | 281 | ···</span><span·class="p"·data-group-id="6908229217-19">[</span><span·class="p"·data-group-id="6908229217-20">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6908229[·...·truncated·by·diffoscope;·len:·3,·SHA:·16badfc6202cb3f8889e0f2779b19218af4cbb736e56acadce8148aba9a7a9f8·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 282 | ····</span><span·class="p"·data-group-id=" | 282 | ····</span><span·class="p"·data-group-id="6908229217-21">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="6908229217-21">}</span><span·class="p">,</span><span·class="w"> |
| 283 | ····</span><span·class="p"·data-group-id=" | 283 | ····</span><span·class="p"·data-group-id="6908229217-22">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6908229217-22">}</span><span·class="p">,</span><span·class="w"> |
| 284 | ····</span><span·class="p"·data-group-id=" | 284 | ····</span><span·class="p"·data-group-id="6908229217-23">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6908229217-23">}</span><span·class="p">,</span><span·class="w"> |
| 285 | ····</span><span·class="p"·data-group-id=" | 285 | ····</span><span·class="p"·data-group-id="6908229217-24">{</span><span·class="ss">'Button'</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="6908229217-24">}</span><span·class="p"·data-group-id="690822[·...·truncated·by·diffoscope;·len:·4,·SHA:·3fc7cd951ee863cf92fc9a7d06560206dd100dc7686341778e3f5579d8af1298·...·]-19">]</span><span·class="p">,</span><span·class="w"> |
| 286 | ···</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 286 | ···</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 287 | ···</span><span·class="p"·data-group-id=" | 287 | ···</span><span·class="p"·data-group-id="6908229217-25">{</span><span·class="ss">possibleActions</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-26">[</span><span·class="p"·data-group-id="6908229217-27">{</span><span·class="ss">'Action'</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·559,·SHA:·56fcc7c438561ab3fc30d354647f88fff53cad03dc761dacff4629f69feab8ba·...·]-17">}</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="p"·data-group-id=" | 288 | </span><span·class="p"·data-group-id="6908229217-29">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="6908229217-30">{</span><span·class="ss">state</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 289 | ········</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 289 | ········</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-31">[</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-32">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·203,·SHA:·d314f39dfdcabc3c3d2523d8d3c2348235dd635efda6ee407c78bb32f457b61c·...·]-32">}</span><span·class="p">,</span><span·class="w"> |
| 290 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 290 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-33">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·86,·SHA:·cc12b54fe39e1e0d92af25a5421d45b10e091f64b3de7fd5d10febd2df2c3524·...·]-33">}</span><span·class="p">,</span><span·class="w"> |
| 291 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 291 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-34">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·38ae11de3d2c9a267874208f27d880c7730ea6da15243a292e82f9e239b3adae·...·]-34">}</span><span·class="p">,</span><span·class="w"> |
| 292 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 292 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-35">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·38ae11de3d2c9a267874208f27d880c7730ea6da15243a292e82f9e239b3adae·...·]-35">}</span><span·class="p">,</span><span·class="w"> |
| 293 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 293 | ······················</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-36">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">7</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·140,·SHA:·b8b2ca8d5a22dacd1ba95cd5cd065a99f29a20fee151548e4310271cb6018b9c·...·]-31">]</span><span·class="p">,</span><span·class="w"> |
| 294 | ········</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 294 | ········</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 295 | ········</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 295 | ········</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-37">{</span><span·class="ss">possibleActions</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-38">[</span><span·class="o">#</span><span·class="ss">'Action'</span><span·class="p"·data-group-id="6908229217-39">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 296 | ··············································</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 296 | ··············································</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-40">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·356,·SHA:·8853c1c4025a91d61e4cecd20f798b4e740538daf31f70f5ea89e61116109018·...·]-29">}</span><span·class="gp·unselectable"> |
| 297 | 9>·</span><span·class="n">WindowBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 297 | 9>·</span><span·class="n">WindowBytes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id="6908229217-41">(</span><span·class="ss">'Window'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">WindowMsg</span><span·class="p"·data-group-id="6908229217-41">)</span><span·class="p">.</span><span·class="w"> |
| 298 | </span><span·class="p"·data-group-id=" | 298 | </span><span·class="p"·data-group-id="6908229217-42"><<</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">35</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">40</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="w"> |
| 299 | ··</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 299 | ··</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6908229217-42">>></span><span·class="gp·unselectable"> |
| 300 | 10>·</span><span·class="p"·data-group-id=" | 300 | 10>·</span><span·class="p"·data-group-id="6908229217-43">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="6908229217-44">{</span><span·class="ss">buttonList</span><span·class="o">=</span><sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·5c84fcc8c885fe2d3fc1ac18a1f23d8b6753118c177a41aef2369bf747851e0e·...·]-43">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 301 | </span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Window_exclusive</span><span·class="p"·data-group-id=" | 301 | </span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_Window_exclusive</span><span·class="p"·data-group-id="6908229217-46">(</span><span·class="n">WindowBytes</span><span·class="p"·data-group-id="6908229217-46">)</span><span·class="p">.</span><span·class="w"> |
| 302 | </span><span·class="p"·data-group-id=" | 302 | </span><span·class="p"·data-group-id="6908229217-47">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="6908229217-48">{</span><span·class="ss">state</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 303 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 303 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-49">{</span><span·class="ss">'Status_buttonList'</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-50">[</span><span·class="p"·data-group-id="6908229217-51"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 304 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 304 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id="6908229217-51">>></span><span·class="p">,</span><span·class="w"> |
| 305 | ·····················································</span><span·class="p"·data-group-id=" | 305 | ·····················································</span><span·class="p"·data-group-id="6908229217-52"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><s[·...·truncated·by·diffoscope;·len:·188,·SHA:·2482a093429a3488df995f59eac12f794e19110538c31504538954dc7cf7b260·...·]-52">>></span><span·class="p">,</span><span·class="w"> |
| 306 | ·····················································</span><span·class="p"·data-group-id=" | 306 | ·····················································</span><span·class="p"·data-group-id="6908229217-53"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·cf8b77432a23c26adee56d27d868bc3a730a6405e11c02c5669393ccf0d4af05·...·]-53">>></span><span·class="p">,</span><span·class="w"> |
| 307 | ·····················································</span><span·class="p"·data-group-id=" | 307 | ·····················································</span><span·class="p"·data-group-id="6908229217-54"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">6</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·cf8b77432a23c26adee56d27d868bc3a730a6405e11c02c5669393ccf0d4af05·...·]-54">>></span><span·class="p">,</span><span·class="w"> |
| 308 | ·····················································</span><span·class="p"·data-group-id=" | 308 | ·····················································</span><span·class="p"·data-group-id="6908229217-55"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">7</span><s[·...·truncated·by·diffoscope;·len:·303,·SHA:·bd55b9b410c419325eb260a9a3b5b6c6b5f4bc6bd41e976dac93e01a56e4f2eb·...·]-49">}</span><span·class="p">,</span><span·class="w"> |
| 309 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 309 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 310 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 310 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-56">{</span><span·class="ss">'Status_actions'</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-57"><<</span><span·class="mi">163</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">13</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="w"> |
| 311 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> | 311 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> |
| 312 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 312 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id="6908229217-57">>></span><span·class="p"·data-group-id="6908229217-56">}</span><span·class="p"·data-group-id="6908229217-48">}</span><span·class="p"·data-group-id="6908229217-47">}</span><span·class="gp·unselectable"> |
| 313 | 11>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 313 | 11>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="6908229217-58">(</span><span·class="n">UndecWindowKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UndecWindowParts</span><span·class="p"·data-group-id="6908229217-58">)</span><span·class="p">.</span><span·class="w"> |
| 314 | </span><span·class="p"·data-group-id=" | 314 | </span><span·class="p"·data-group-id="6908229217-59">[</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-60">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·203,·SHA:·d314f39dfdcabc3c3d2523d8d3c2348235dd635efda6ee407c78bb32f457b61c·...·]-60">}</span><span·class="p">,</span><span·class="w"> |
| 315 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 315 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-61">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·86,·SHA:·cc12b54fe39e1e0d92af25a5421d45b10e091f64b3de7fd5d10febd2df2c3524·...·]-61">}</span><span·class="p">,</span><span·class="w"> |
| 316 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 316 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-62">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·38ae11de3d2c9a267874208f27d880c7730ea6da15243a292e82f9e239b3adae·...·]-62">}</span><span·class="p">,</span><span·class="w"> |
| 317 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 317 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-63">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">6</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·38ae11de3d2c9a267874208f27d880c7730ea6da15243a292e82f9e239b3adae·...·]-63">}</span><span·class="p">,</span><span·class="w"> |
| 318 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 318 | ·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-64">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">7</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·140,·SHA:·42803e4c1d7078e618cdcd55c98cc862b4918e14bf8ba9c134591e29acc330ef·...·]-59">]</span><span·class="gp·unselectable"> |
| 319 | 12>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 319 | 12>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="6908229217-65">(</span><span·class="n">UndecWindowKey</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">hd</span><span·class="p"·data-group-id="6908229217-66">(</span><span·class="n">UndecWindowParts</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·66,·SHA:·fff5b0b70ca0e2f4c8ca8aab4aa9ea0cf982b107ec3919a34245e8013d8ea991·...·]-65">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 320 | </span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-67">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·38ae11de3d2c9a267874208f27d880c7730ea6da15243a292e82f9e239b3adae·...·]-67">}</span><span·class="gp·unselectable"> |
| 321 | 13>·</span><span·class="p"·data-group-id=" | 321 | 13>·</span><span·class="p"·data-group-id="6908229217-68">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="6908229217-69">{</span><span·class="ss">actions</span><span·class="o">=</span><span·[·...·truncated·by·diffoscope;·len:·518,·SHA:·3e70ad208ac4cd16646c47c4580569820e077050e3525eb983b896bd90196bde·...·]-71">)</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="p"·data-group-id=" | 322 | </span><span·class="p"·data-group-id="6908229217-72">{</span><span·class="ss">status</span><span·class="p">,</span><span·class="o">#</span><span·class="ss">'Status'</span><span·class="p"·data-group-id="6908229217-73">{</span><span·class="ss">state</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">35</span><span·class="p">,</span><span·class="w"> |
| 323 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 323 | ··················</span><span·class="ss">buttonList</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-74">{</span><span·class="ss">'Status_buttonList'</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-75">[</span><span·class="p"·data-group-id="6908229217-76"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 324 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 324 | ·······················································</span><span·class="mi">255</span><span·class="p"·data-group-id="6908229217-76">>></span><span·class="p">,</span><span·class="w"> |
| 325 | ·····················································</span><span·class="p"·data-group-id=" | 325 | ·····················································</span><span·class="p"·data-group-id="6908229217-77"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">4</span><s[·...·truncated·by·diffoscope;·len:·188,·SHA:·2482a093429a3488df995f59eac12f794e19110538c31504538954dc7cf7b260·...·]-77">>></span><span·class="p">,</span><span·class="w"> |
| 326 | ·····················································</span><span·class="p"·data-group-id=" | 326 | ·····················································</span><span·class="p"·data-group-id="6908229217-78"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">5</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·cf8b77432a23c26adee56d27d868bc3a730a6405e11c02c5669393ccf0d4af05·...·]-78">>></span><span·class="p">,</span><span·class="w"> |
| 327 | ·····················································</span><span·class="p"·data-group-id=" | 327 | ·····················································</span><span·class="p"·data-group-id="6908229217-79"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">6</span><s[·...·truncated·by·diffoscope;·len:·190,·SHA:·cf8b77432a23c26adee56d27d868bc3a730a6405e11c02c5669393ccf0d4af05·...·]-79">>></span><span·class="p">,</span><span·class="w"> |
| 328 | ·····················································</span><span·class="p"·data-group-id=" | 328 | ·····················································</span><span·class="p"·data-group-id="6908229217-80"><<</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">7</span><s[·...·truncated·by·diffoscope;·len:·303,·SHA:·966d58115a3dca85ee88d0e59f5f7b3861ac33d65285db994b284439c4e6eafc·...·]-74">}</span><span·class="p">,</span><span·class="w"> |
| 329 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 329 | ··················</span><span·class="ss">enabled</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 330 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 330 | ··················</span><span·class="ss">actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6908229217-81">{</span><span·class="ss">'Status_actions'</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-82"><<</span><span·class="mi">163</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">13</span><span·class="p">,</span><span·class="mi">48</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="w"> |
| 331 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> | 331 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">161</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">17</span><span·class="p">,</span><span·class="mi">129</span><span·class="p">,</span><span·class="w"> |
| 332 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id=" | 332 | ················································</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">255</span><span·class="p"·data-group-id="6908229217-82">>></span><span·class="p"·data-group-id="6908229217-81">}</span><span·class="p"·data-group-id="6908229217-73">}</span><span·class="p"·data-group-id="6908229217-72">}</span><span·class="gp·unselectable"> |
| 333 | 14>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id=" | 333 | 14>·</span><span·class="nc">'GUI'</span><span·class="p">:</span><span·class="nf">decode_part</span><span·class="p"·data-group-id="6908229217-83">(</span><span·class="n">ChoiceKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ChoiceUndec</span><span·class="p"·data-group-id="6908229217-83">)</span><span·class="p">.</span><span·class="w"> |
| 334 | </span><span·class="p"·data-group-id=" | 334 | </span><span·class="p"·data-group-id="6908229217-84">{</span><span·class="ss">possibleActions</span><span·class="p">,</span><span·class="p"·data-group-id="6908229217-85">[</span><span·class="o">#</span><span·class="ss">'Action'</span><span·class="p"·data-group-id="6908229217-86">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">,</span><span·class="w"> |
| 335 | ····························</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id=" | 335 | ····························</span><span·class="ss">handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Button'</span><span·class="p"·data-group-id="6908229217-87">{</span><span·class="ss">number</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">17</span><span·class="p">,</span><span·class="ss">on</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·248,·SHA:·b073f6c6ae29334d0913d5391c5a58e9ddeeaf9f9438c1372a4afec43dce0c8c·...·]-84">}</span></code></pre><h2·id="selective-decode"·class="section-heading"> |
| 336 | ··<a·href="#selective-decode"·class="hover-link"> | 336 | ··<a·href="#selective-decode"·class="hover-link"> |
| 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 481 | <p>Performs·a·test·of·encode·and·decode·of·types·in·<code·class="inline">Module</code>.</p><p>The·generated·functions·are·called·by·this·function.·This·function·is | 481 | <p>Performs·a·test·of·encode·and·decode·of·types·in·<code·class="inline">Module</code>.</p><p>The·generated·functions·are·called·by·this·function.·This·function·is |
| 482 | useful·for·testing·to·ensure·that·the·generated·encode·and·decode | 482 | useful·for·testing·to·ensure·that·the·generated·encode·and·decode |
| 483 | functions·as·well·as·the·general·runtime·support·work·as·expected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Currently,·the·<code·class="inline">test</code>·functions·have·many·limitations.·Essentially,·they·will | 483 | functions·as·well·as·the·general·runtime·support·work·as·expected.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Currently,·the·<code·class="inline">test</code>·functions·have·many·limitations.·Essentially,·they·will |
| 484 | mostly·work·for·old·specifications·based·on·the·1997·standard·for·ASN.1,·but | 484 | mostly·work·for·old·specifications·based·on·the·1997·standard·for·ASN.1,·but |
| 485 | not·for·most·modern-style·applications.·Another·limitation·is·that·the·<code·class="inline">test</code> | 485 | not·for·most·modern-style·applications.·Another·limitation·is·that·the·<code·class="inline">test</code> |
| 486 | functions·may·not·work·if·options·that·change·code·generations·strategies·such | 486 | functions·may·not·work·if·options·that·change·code·generations·strategies·such |
| 487 | as·the·options·<code·class="inline">macro_name_prefix</code>·and·<code·class="inline">record_name_prefix</code>·have·been·used.</p></section><ul><li><a·href="#test/1"><code·class="inline">test/1</code></a>·iterates·over·all·types·in·<code·class="inline">Module</code>.</li><li><a·href="#test/2"><code·class="inline">test/2</code></a>·tests·type·<code·class="inline">Type</code>·with·a·random·value.</li><li><a·href="#test/3"><code·class="inline">test/3</code></a>·tests·type·<code·class="inline">Type</code>·with·<code·class="inline">Value</code>.</li></ul><p>Schematically,·the·following·occurs·for·each·type·in·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 487 | as·the·options·<code·class="inline">macro_name_prefix</code>·and·<code·class="inline">record_name_prefix</code>·have·been·used.</p></section><ul><li><a·href="#test/1"><code·class="inline">test/1</code></a>·iterates·over·all·types·in·<code·class="inline">Module</code>.</li><li><a·href="#test/2"><code·class="inline">test/2</code></a>·tests·type·<code·class="inline">Type</code>·with·a·random·value.</li><li><a·href="#test/3"><code·class="inline">test/3</code></a>·tests·type·<code·class="inline">Type</code>·with·<code·class="inline">Value</code>.</li></ul><p>Schematically,·the·following·occurs·for·each·type·in·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4390196318-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="4390196318-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·274,·SHA:·a2d7916ba69957cb48e6cb820dbb42921fefb66c3af30500ee2ccbf4e11ffa6e·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 488 | </span><span·class="p"·data-group-id=" | 488 | </span><span·class="p"·data-group-id="4390196318-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bytes</span><span·class="p"·data-group-id="4390196318-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·273,·SHA:·f0eabb02916d857f3b6930a09e87fc4d8cc88d6b0348d0b7e83a0938b0af21a1·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 489 | </span><span·class="p"·data-group-id=" | 489 | </span><span·class="p"·data-group-id="4390196318-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="4390196318-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·273,·SHA:·d4ce73115f3f0a278813c22e07758d2bf62f6270596b2ccb7ba563166a6e26cc·...·]-6">)</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">test</code>·functions·use·the·<code·class="inline">*.asn1db</code>·files·for·all·included·modules.·If·they |
| 490 | are·located·in·a·different·directory·than·the·current·working·directory,·use·the | 490 | are·located·in·a·different·directory·than·the·current·working·directory,·use·the |
| 491 | <code·class="inline">include</code>·option·to·add·paths.·This·is·only·needed·when·automatically·generating | 491 | <code·class="inline">include</code>·option·to·add·paths.·This·is·only·needed·when·automatically·generating |
| 492 | values.·For·static·values·using·<code·class="inline">Value</code>·no·options·are·needed.</p> | 492 | values.·For·static·values·using·<code·class="inline">Value</code>·no·options·are·needed.</p> |
| 493 | ··</section> | 493 | ··</section> |
| 494 | </section> | 494 | </section> |
| 495 | <section·class="detail"·id="value/2"> | 495 | <section·class="detail"·id="value/2"> |
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| 548 | ······<p·class="built-using"> | 548 | ······<p·class="built-using"> |
| 549 | ········Built·using | 549 | ········Built·using |
| 550 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 550 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 551 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 551 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 552 | ······</p> | 552 | ······</p> |
| 553 | <p>Copyright·©·1996-202 | 553 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 554 | ····</footer> | 554 | ····</footer> |
| 555 | ··</div> | 555 | ··</div> |
| 556 | </main> | 556 | </main> |
| 557 | </div> | 557 | </div> |
| 558 | <script> | 558 | <script> |
| 559 | ··function·mermaidLoaded()·{ | 559 | ··function·mermaidLoaded()·{ |
| 560 | ····mermaid.initialize({ | 560 | ····mermaid.initialize({ |
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| 1565 | ······<p·class="built-using"> | 1565 | ······<p·class="built-using"> |
| 1566 | ········Built·using | 1566 | ········Built·using |
| 1567 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1567 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1568 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1568 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1569 | ······</p> | 1569 | ······</p> |
| 1570 | <p>Copyright·©·1996-202 | 1570 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1571 | ····</footer> | 1571 | ····</footer> |
| 1572 | ··</div> | 1572 | ··</div> |
| 1573 | </main> | 1573 | </main> |
| 1574 | </div> | 1574 | </div> |
| 1575 | <script> | 1575 | <script> |
| 1576 | ··function·mermaidLoaded()·{ | 1576 | ··function·mermaidLoaded()·{ |
| 1577 | ····mermaid.initialize({ | 1577 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 311 | ······<p·class="built-using"> | 311 | ······<p·class="built-using"> |
| 312 | ········Built·using | 312 | ········Built·using |
| 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 315 | ······</p> | 315 | ······</p> |
| 316 | <p>Copyright·©·1996-202 | 316 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 317 | ····</footer> | 317 | ····</footer> |
| 318 | ··</div> | 318 | ··</div> |
| 319 | </main> | 319 | </main> |
| 320 | </div> | 320 | </div> |
| 321 | <script> | 321 | <script> |
| 322 | ··function·mermaidLoaded()·{ | 322 | ··function·mermaidLoaded()·{ |
| 323 | ····mermaid.initialize({ | 323 | ····mermaid.initialize({ |
| Offset 211, 23 lines modified | Offset 211, 23 lines modified | ||
| 211 | <a·href="write_test_chapter.html#intro">Writing·Test·Suites</a>.</p><p>A·test·case·is·considered·successful·if·it·returns·to·the·caller,·no·matter·what | 211 | <a·href="write_test_chapter.html#intro">Writing·Test·Suites</a>.</p><p>A·test·case·is·considered·successful·if·it·returns·to·the·caller,·no·matter·what |
| 212 | the·returned·value·is.·However,·a·few·return·values·have·special·meaning·as | 212 | the·returned·value·is.·However,·a·few·return·values·have·special·meaning·as |
| 213 | follows:</p><ul><li><code·class="inline">{skip,Reason}</code>·indicates·that·the·test·case·is·skipped.</li><li><code·class="inline">{comment,Comment}</code>·prints·a·comment·in·the·log·for·the·test·case.</li><li><code·class="inline">{save_config,Config}</code>·makes·the·<code·class="inline">Common·Test</code>·test·server·pass·<code·class="inline">Config</code>·to | 213 | follows:</p><ul><li><code·class="inline">{skip,Reason}</code>·indicates·that·the·test·case·is·skipped.</li><li><code·class="inline">{comment,Comment}</code>·prints·a·comment·in·the·log·for·the·test·case.</li><li><code·class="inline">{save_config,Config}</code>·makes·the·<code·class="inline">Common·Test</code>·test·server·pass·<code·class="inline">Config</code>·to |
| 214 | the·next·test·case.</li></ul><p>A·test·case·failure·is·specified·as·a·runtime·error·(a·crash),·no·matter·what | 214 | the·next·test·case.</li></ul><p>A·test·case·failure·is·specified·as·a·runtime·error·(a·crash),·no·matter·what |
| 215 | the·reason·for·termination·is.·If·you·use·Erlang·pattern·matching·effectively, | 215 | the·reason·for·termination·is.·If·you·use·Erlang·pattern·matching·effectively, |
| 216 | you·can·take·advantage·of·this·property.·The·result·is·concise·and·readable·test | 216 | you·can·take·advantage·of·this·property.·The·result·is·concise·and·readable·test |
| 217 | case·functions·that·look·much·more·like·scripts·than·actual·programs.·A·simple | 217 | case·functions·that·look·much·more·like·scripts·than·actual·programs.·A·simple |
| 218 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">session</span><span·class="p"·data-group-id=" | 218 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">session</span><span·class="p"·data-group-id="8683532649-1">(</span><span·class="p">_</span><span·class="n">Config</span><span·class="p"·data-group-id="8683532649-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ····</span><span·class="p"·data-group-id=" | 219 | ····</span><span·class="p"·data-group-id="8683532649-2">{</span><span·class="ss">started</span><span·class="p">,</span><span·class="n">ServerId</span><span·class="p"·data-group-id="8683532649-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_ser[·...·truncated·by·diffoscope;·len:·157,·SHA:·d40e0c5802e886f49a53b07bcf25a6b4fd608890a7ca958d1395069a2bcf659c·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 220 | ····</span><span·class="p"·data-group-id=" | 220 | ····</span><span·class="p"·data-group-id="8683532649-4">{</span><span·class="ss">clients</span><span·class="p">,</span><span·class="p"·data-group-id="8683532649-5">[</span><span·class="p"·data-group-id="8683532649-5">]</span><span·class="p"·data-group-id="8683532649-4">}</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·269,·SHA:·68cff2fe4e943b4407f55820689458233ddfffda2c8ce9d6034f0fd345141bf6·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ····</span><span·class="n">MyId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="n">MyId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="8683532649-7">(</span><span·class="p"·data-group-id="8683532649-7">)</span><span·class="p">,</span><span·class="w"> |
| 222 | ····</span><span·class="ss">connected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="ss">connected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="8683532649-8">(</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyId</span><span·class="p"·data-group-id="8683532649-8">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="p"·data-group-id="8683532649-9">{</span><span·class="ss">clients</span><span·class="p">,</span><span·class="p"·data-group-id="8683532649-10">[</span><span·class="n">MyId</span><span·class="p"·data-group-id="8683532649-10">]</span><span·class="p"·data-group-id="8683532649-9"[·...·truncated·by·diffoscope;·len:·299,·SHA:·4a50fb99d6814efefabfae59b1d01e5ce853f32864be59cb9afcf88d2c68c3db·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ····</span><span·class="ss">disconnected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="ss">disconnected</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="8683532649-12">(</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyId</span><span·class="p"·data-group-id="8683532649-12">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ····</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="p"·data-group-id="8683532649-13">{</span><span·class="ss">clients</span><span·class="p">,</span><span·class="p"·data-group-id="8683532649-14">[</span><span·class="p"·data-group-id="8683532649-14">]</span><span·class="p"·data-group-id="8683532649-13">}</span><span·class="w">[·...·truncated·by·diffoscope;·len:·274,·SHA:·c5d5ec58a74e31c38752e0b0217b52dec482a9322b50826cb669310c49509470·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="ss">stopped</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="ss">stopped</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="8683532649-16">(</span><span·class="n">ServerId</span><span·class="p"·data-group-id="8683532649-16">)</span><span·class="p">.</span></code></pre><p>As·a·test·suite·runs,·all·information·(including·output·to·<code·class="inline">stdout</code>)·is·recorded |
| 227 | in·many·different·log·files.·A·minimum·of·information·is·displayed·in·the·user | 227 | in·many·different·log·files.·A·minimum·of·information·is·displayed·in·the·user |
| 228 | console·(only·start·and·stop·information,·plus·a·note·for·each·failed·test | 228 | console·(only·start·and·stop·information,·plus·a·note·for·each·failed·test |
| 229 | case).</p><p>The·result·from·each·test·case·is·recorded·in·a·dedicated·HTML·log·file,·created | 229 | case).</p><p>The·result·from·each·test·case·is·recorded·in·a·dedicated·HTML·log·file,·created |
| 230 | for·the·particular·test·run.·An·overview·page·displays·each·test·case | 230 | for·the·particular·test·run.·An·overview·page·displays·each·test·case |
| 231 | represented·by·a·table·row·showing·total·execution·time,·if·the·case·was | 231 | represented·by·a·table·row·showing·total·execution·time,·if·the·case·was |
| 232 | successful,·failed,·or·skipped,·plus·an·optional·user·comment.·For·a·failed·test | 232 | successful,·failed,·or·skipped,·plus·an·optional·user·comment.·For·a·failed·test |
| 233 | case,·the·reason·for·termination·is·also·printed·in·the·comment·field.·The | 233 | case,·the·reason·for·termination·is·also·printed·in·the·comment·field.·The |
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| 299 | ······<p·class="built-using"> | 299 | ······<p·class="built-using"> |
| 300 | ········Built·using | 300 | ········Built·using |
| 301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 303 | ······</p> | 303 | ······</p> |
| 304 | <p>Copyright·©·1996-202 | 304 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 305 | ····</footer> | 305 | ····</footer> |
| 306 | ··</div> | 306 | ··</div> |
| 307 | </main> | 307 | </main> |
| 308 | </div> | 308 | </div> |
| 309 | <script> | 309 | <script> |
| 310 | ··function·mermaidLoaded()·{ | 310 | ··function·mermaidLoaded()·{ |
| 311 | ····mermaid.initialize({ | 311 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:12,·uncompressed·size·20,·method=store |
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| 179 | ······<p·class="built-using"> | 179 | ······<p·class="built-using"> |
| 180 | ········Built·using | 180 | ········Built·using |
| 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 183 | ······</p> | 183 | ······</p> |
| 184 | <p>Copyright·©·1996-202 | 184 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 185 | ····</footer> | 185 | ····</footer> |
| 186 | ··</div> | 186 | ··</div> |
| 187 | </main> | 187 | </main> |
| 188 | </div> | 188 | </div> |
| 189 | <script> | 189 | <script> |
| 190 | ··function·mermaidLoaded()·{ | 190 | ··function·mermaidLoaded()·{ |
| 191 | ····mermaid.initialize({ | 191 | ····mermaid.initialize({ |
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| 138 | properties·without·modifying·the·test·suites·using·the·data.·Examples·of | 138 | properties·without·modifying·the·test·suites·using·the·data.·Examples·of |
| 139 | configuration·data·follows:</p><ul><li>Addresses·to·the·test·plant·or·other·instruments</li><li>User·login·information</li><li>Names·of·files·needed·by·the·test</li><li>Names·of·programs·to·be·executed·during·the·test</li><li>Any·other·variable·needed·by·the·test</li></ul><h2·id="syntax"·class="section-heading"> | 139 | configuration·data·follows:</p><ul><li>Addresses·to·the·test·plant·or·other·instruments</li><li>User·login·information</li><li>Names·of·files·needed·by·the·test</li><li>Names·of·programs·to·be·executed·during·the·test</li><li>Any·other·variable·needed·by·the·test</li></ul><h2·id="syntax"·class="section-heading"> |
| 140 | ··<a·href="#syntax"·class="hover-link"> | 140 | ··<a·href="#syntax"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">Syntax</span> | 143 | ··<span·class="text">Syntax</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <p>A·configuration·file·can·contain·any·number·of·elements·of·the·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6 | 145 | <p>A·configuration·file·can·contain·any·number·of·elements·of·the·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6422338636-1">{</span><span·class="n">CfgVarName</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="6422338636-1">}</span><span·class="p">.</span></code></pre><p>where</p><pre><code·class="makeup·erlang"·translate="no">[·...·truncated·by·diffoscope;·len:·226,·SHA:·3df11ae0a98c55c9d79bec9303f404ab50347b4447adb240c152af8ef4c5c28b·...·]1-1">)</span><span·class="w"> |
| 146 | </span><span·class="n">Value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 146 | </span><span·class="n">Value</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="5669842041-2">(</span><span·class="p"·data-group-id="5669842041-2">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="5669842041-3">[</span><span·class="p"·data-group-id="5669842041-4">{</span><sp[·...·truncated·by·diffoscope;·len:·175,·SHA:·e18e09c6fcf4242778f2971000c954ca9fd155c1eac2f1b586bc98b65e8898eb·...·]1-3">]</span></code></pre><h2·id="requiring-and-reading-configuration-data"·class="section-heading"> |
| 147 | ··<a·href="#requiring-and-reading-configuration-data"·class="hover-link"> | 147 | ··<a·href="#requiring-and-reading-configuration-data"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Requiring·and·Reading·Configuration·Data</span> | 150 | ··<span·class="text">Requiring·and·Reading·Configuration·Data</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p><a·href=""·id="require_config_data"></a></p><p>In·a·test·suite,·one·must·<em>require</em>·that·a·configuration·variable·(<code·class="inline">CfgVarName</code> | 152 | <p><a·href=""·id="require_config_data"></a></p><p>In·a·test·suite,·one·must·<em>require</em>·that·a·configuration·variable·(<code·class="inline">CfgVarName</code> |
| 153 | in·the·previous·definition)·exists·before·attempting·to·read·the·associated | 153 | in·the·previous·definition)·exists·before·attempting·to·read·the·associated |
| Offset 166, 21 lines modified | Offset 166, 21 lines modified | ||
| 166 | <code·class="inline">{require,AliasName,CfgVarName}</code>.·The·arguments·<code·class="inline">AliasName</code>·and·<code·class="inline">CfgVarName</code>·are | 166 | <code·class="inline">{require,AliasName,CfgVarName}</code>.·The·arguments·<code·class="inline">AliasName</code>·and·<code·class="inline">CfgVarName</code>·are |
| 167 | the·same·as·the·arguments·to·<a·href="ct.html#require/1"><code·class="inline">ct:require/1,2</code></a>.·<code·class="inline">AliasName</code> | 167 | the·same·as·the·arguments·to·<a·href="ct.html#require/1"><code·class="inline">ct:require/1,2</code></a>.·<code·class="inline">AliasName</code> |
| 168 | becomes·an·alias·for·the·configuration·variable,·and·can·be·used·as·reference·to | 168 | becomes·an·alias·for·the·configuration·variable,·and·can·be·used·as·reference·to |
| 169 | the·configuration·data·value.·The·configuration·variable·can·be·associated·with | 169 | the·configuration·data·value.·The·configuration·variable·can·be·associated·with |
| 170 | any·number·of·alias·names,·but·each·name·must·be·unique·within·the·same·test | 170 | any·number·of·alias·names,·but·each·name·must·be·unique·within·the·same·test |
| 171 | suite.·The·two·main·uses·for·alias·names·follows:</p><ul><li>To·identify·connections·(described·later).</li><li>To·help·adapt·configuration·data·to·a·test·suite·(or·test·case)·and·improve | 171 | suite.·The·two·main·uses·for·alias·names·follows:</p><ul><li>To·identify·connections·(described·later).</li><li>To·help·adapt·configuration·data·to·a·test·suite·(or·test·case)·and·improve |
| 172 | readability.</li></ul><p>To·read·the·value·of·a·configuration·variable,·use·function | 172 | readability.</li></ul><p>To·read·the·value·of·a·configuration·variable,·use·function |
| 173 | <a·href="ct.html#get_config/1"><code·class="inline">get_config/1,2,3</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 173 | <a·href="ct.html#get_config/1"><code·class="inline">get_config/1,2,3</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="9237772786-1">(</span><span·class="p"·data-group-id="9237772786-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="p"·data-group-id="9237772786-2">[</span><span·class="p"·data-group-id="9237772786-3">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'CO[·...·truncated·by·diffoscope;·len:·124,·SHA:·0d1ab32e888219bc2a66adfe4a49cd7c4c81c2cc68bc048cf84798dea58c4a07·...·]-2">]</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 175 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">testcase</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">testcase</span><span·class="p"·data-group-id="9237772786-4">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9237772786-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="n">Domain</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="9237772786-5">(</span><span·class="ss">domain</span><span·class="p"·data-group-id="9237772786-5">)</span><span·class="p">,</span><span·class="w"> |
| 178 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="using-configuration-variables-defined-in-multiple-files"·class="section-heading"> | 178 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="using-configuration-variables-defined-in-multiple-files"·class="section-heading"> |
| 179 | ··<a·href="#using-configuration-variables-defined-in-multiple-files"·class="hover-link"> | 179 | ··<a·href="#using-configuration-variables-defined-in-multiple-files"·class="hover-link"> |
| 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 180 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 181 | ··</a> | 181 | ··</a> |
| 182 | ··<span·class="text">Using·Configuration·Variables·Defined·in·Multiple·Files</span> | 182 | ··<span·class="text">Using·Configuration·Variables·Defined·in·Multiple·Files</span> |
| 183 | </h2> | 183 | </h2> |
| 184 | <p>If·a·configuration·variable·is·defined·in·multiple·files·and·you·want·to·access | 184 | <p>If·a·configuration·variable·is·defined·in·multiple·files·and·you·want·to·access |
| Offset 257, 19 lines modified | Offset 257, 19 lines modified | ||
| 257 | ···<ftp_host> | 257 | ···<ftp_host> |
| 258 | ·······<ftp>"targethost"</ftp> | 258 | ·······<ftp>"targethost"</ftp> |
| 259 | ·······<username>"tester"</username> | 259 | ·······<username>"tester"</username> |
| 260 | ·······<password>"letmein"</password> | 260 | ·······<password>"letmein"</password> |
| 261 | ···</ftp_host> | 261 | ···</ftp_host> |
| 262 | ···<lm_directory>"/test/loadmodules"</lm_directory> | 262 | ···<lm_directory>"/test/loadmodules"</lm_directory> |
| 263 | </config></code></pre><p>Once·read,·this·file·produces·the·same·configuration·variables·as·the·following | 263 | </config></code></pre><p>Once·read,·this·file·produces·the·same·configuration·variables·as·the·following |
| 264 | text·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6 | 264 | text·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6739107340-1">{</span><span·class="ss">ftp_host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6739107340-2">[</span><span·class="p"·data-group-id="6739107340-3">{</span><span·class="ss">ftp</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·88,·SHA:·8861a3ab64e9027fc9b53e4618bdea0b7301263ff2e9cd9f16d07f6cfaff561f·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ············</span><span·class="p"·data-group-id="6 | 265 | ············</span><span·class="p"·data-group-id="6739107340-4">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="s">"tester"</span><span·class="p"·data-group-id="6739107340-4">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ············</span><span·class="p"·data-group-id="6 | 266 | ············</span><span·class="p"·data-group-id="6739107340-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="s">"letmein"</span><span·class="p"·data-group-id="6739107340-5">}</span><span·class="p"·data-group-id="6739107340-2">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·0f9c5d5115c6d0d5c5d1bdf4daa262c3ef28371490d3a08bace16d5aa063c051·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 267 | </span><span·class="p"·data-group-id="6 | 267 | </span><span·class="p"·data-group-id="6739107340-6">{</span><span·class="ss">lm_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/test/loadmodules"</span><span·class="p"·data-group-id="6739107340-6">}</span><span·class="p">.</span></code></pre><h3·id="implement-a-user-specific-handler"·class="section-heading"> |
| 268 | ··<a·href="#implement-a-user-specific-handler"·class="hover-link"> | 268 | ··<a·href="#implement-a-user-specific-handler"·class="hover-link"> |
| 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 270 | ··</a> | 270 | ··</a> |
| 271 | ··<span·class="text">Implement·a·User-Specific·Handler</span> | 271 | ··<span·class="text">Implement·a·User-Specific·Handler</span> |
| 272 | </h3> | 272 | </h3> |
| 273 | <p>The·user-specific·handler·can·be·written·to·handle·special·configuration·file | 273 | <p>The·user-specific·handler·can·be·written·to·handle·special·configuration·file |
| 274 | formats.·The·parameter·can·be·either·file·names·or·configuration·strings·(the | 274 | formats.·The·parameter·can·be·either·file·names·or·configuration·strings·(the |
| Offset 280, 150 lines modified | Offset 280, 150 lines modified | ||
| 280 | specified·configuration·parameter·is·valid:</p><ul><li><code·class="inline">{ok,·{file,·FileName}}</code>·-·the·parameter·is·a·file·name·and·the·file·exists.</li><li><code·class="inline">{ok,·{config,·ConfigString}}</code>·-·the·parameter·is·a·configuration·string·and | 280 | specified·configuration·parameter·is·valid:</p><ul><li><code·class="inline">{ok,·{file,·FileName}}</code>·-·the·parameter·is·a·file·name·and·the·file·exists.</li><li><code·class="inline">{ok,·{config,·ConfigString}}</code>·-·the·parameter·is·a·configuration·string·and |
| 281 | it·is·correct.</li><li><code·class="inline">{error,·{nofile,·FileName}}</code>·-·there·is·no·file·with·the·specified·name·in | 281 | it·is·correct.</li><li><code·class="inline">{error,·{nofile,·FileName}}</code>·-·there·is·no·file·with·the·specified·name·in |
| 282 | the·current·directory.</li><li><code·class="inline">{error,·{wrong_config,·ConfigString}}</code>·-·the·configuration·string·is·wrong.</li></ul><p>The·function·<code·class="inline">Callback:read_config/1</code>·is·to·be·exported·from·the·callback·module | 282 | the·current·directory.</li><li><code·class="inline">{error,·{wrong_config,·ConfigString}}</code>·-·the·configuration·string·is·wrong.</li></ul><p>The·function·<code·class="inline">Callback:read_config/1</code>·is·to·be·exported·from·the·callback·module |
| 283 | to·read·configuration·data,·initially·before·the·tests·start,·or·as·a·result·of | 283 | to·read·configuration·data,·initially·before·the·tests·start,·or·as·a·result·of |
| 284 | data·being·reloaded·during·test·execution.·The·input·argument·is·the·same·as·for | 284 | data·being·reloaded·during·test·execution.·The·input·argument·is·the·same·as·for |
| 285 | function·<code·class="inline">check_parameter/1</code>.</p><p>The·return·value·is·to·be·either·of·the·following:</p><ul><li><code·class="inline">{ok,·Config}</code>·-·if·the·configuration·variables·are·read·successfully.</li><li><code·class="inline">{error,·{Error,·ErrorDetails}}</code>·-·if·the·callback·module·fails·to·proceed | 285 | function·<code·class="inline">check_parameter/1</code>.</p><p>The·return·value·is·to·be·either·of·the·following:</p><ul><li><code·class="inline">{ok,·Config}</code>·-·if·the·configuration·variables·are·read·successfully.</li><li><code·class="inline">{error,·{Error,·ErrorDetails}}</code>·-·if·the·callback·module·fails·to·proceed |
| 286 | with·the·specified·configuration·parameters.</li></ul><p><code·class="inline">Config</code>·is·the·proper·Erlang·key-value·list,·with·possible·key-value·sublists | 286 | with·the·specified·configuration·parameters.</li></ul><p><code·class="inline">Config</code>·is·the·proper·Erlang·key-value·list,·with·possible·key-value·sublists |
| 287 | as·values,·like·the·earlier·configuration·file·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 287 | as·values,·like·the·earlier·configuration·file·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8003871122-1">[</span><span·class="p"·data-group-id="8003871122-2">{</span><span·class="ss">ftp_host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8003871122-3">[</span><span·class="p"·data-group-id="8003871122-4">{</[·...·truncated·by·diffoscope;·len:·823,·SHA:·c1c0a79ea395834bd7c9384aec7d608951a230cb6e9b9af03a8f3b5c9b2fc822·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 288 | ·</span><span·class="p"·data-group-id=" | 288 | ·</span><span·class="p"·data-group-id="8003871122-7">{</span><span·class="ss">lm_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/test/loadmodules"</span><span·class="p"·data-group-id="8003871122-7">}</span><span·class="p"·data-group-id="8003871122-1">]</span></code></pre><h2·id="examples-of-configuration-data-handling"·class="section-heading"> |
| 289 | ··<a·href="#examples-of-configuration-data-handling"·class="hover-link"> | 289 | ··<a·href="#examples-of-configuration-data-handling"·class="hover-link"> |
| 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 291 | ··</a> | 291 | ··</a> |
| 292 | ··<span·class="text">Examples·of·Configuration·Data·Handling</span> | 292 | ··<span·class="text">Examples·of·Configuration·Data·Handling</span> |
| 293 | </h2> | 293 | </h2> |
| 294 | <p>A·configuration·file·for·using·the·FTP·client·to·access·files·on·a·remote·host | 294 | <p>A·configuration·file·for·using·the·FTP·client·to·access·files·on·a·remote·host |
| 295 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 295 | can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1611928381-1">{</span><span·class="ss">ftp_host</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1611928381-2">[</span><span·class="p"·data-group-id="1611928381-3">{</span><span·class="ss">ftp</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·89,·SHA:·23da80a79f91d42dbafc05359aecf65958aefafe0b444f255c17f8c236d97c7e·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 296 | ············</span><span·class="p"·data-group-id=" | 296 | ············</span><span·class="p"·data-group-id="1611928381-4">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="s">"tester"</span><span·class="p"·data-group-id="1611928381-4">}</span><span·class="p">,</span><span·class="w"> |
| 297 | ············</span><span·class="p"·data-group-id=" | 297 | ············</span><span·class="p"·data-group-id="1611928381-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="s">"letmein"</span><span·class="p"·data-group-id="1611928381-5">}</span><span·class="p"·data-group-id="1611928381-2">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·f1d6ed1990d67ae77f0195d179a525cefcde36493ab42cba75ba3a80ee4debb2·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 298 | </span><span·class="p"·data-group-id=" | 298 | </span><span·class="p"·data-group-id="1611928381-6">{</span><span·class="ss">lm_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/test/loadmodules"</span><span·class="p"·data-group-id="1611928381-6">}</span><span·class="p">.</span></code></pre><p>The·XML·version·shown·earlier·can·also·be·used,·but·it·is·to·be·explicitly |
| 299 | specified·that·the·<code·class="inline">ct_config_xml</code>·callback·module·is·to·be·used·by | 299 | specified·that·the·<code·class="inline">ct_config_xml</code>·callback·module·is·to·be·used·by |
| 300 | <code·class="inline">Common·Test</code>.</p><p>The·following·is·an·example·of·how·to·assert·that·the·configuration·data·is | 300 | <code·class="inline">Common·Test</code>.</p><p>The·following·is·an·example·of·how·to·assert·that·the·configuration·data·is |
| 301 | available·and·can·be·used·for·an·FTP·session:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 301 | available·and·can·be·used·for·an·FTP·session:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="7981015756-1">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="7981015756-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 302 | ····</span><span·class="p"·data-group-id=" | 302 | ····</span><span·class="p"·data-group-id="7981015756-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="7981015756-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span[·...·truncated·by·diffoscope;·len:·167,·SHA:·2d532abbe4d046b084973f71ea6838b356606602c7889cd0f8203ab5e15436b0·...·]6-3">)</span><span·class="p">,</span><span·class="w"> |
| 303 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> | 303 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 304 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="7981015756-4">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Config</span><span·class="p"·data-group-id="7981015756-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 305 | ····</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 305 | ····</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="7981015756-5">(</span><span·class="ss">ftp</span><span·class="p"·data-group-id="7981015756-5">)</span><span·class="p">.</span><span·class="w"> |
| 306 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id=" | 306 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="7981015756-6">(</span><span·class="p"·data-group-id="7981015756-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 307 | ····</span><span·class="p"·data-group-id=" | 307 | ····</span><span·class="p"·data-group-id="7981015756-7">[</span><span·class="p"·data-group-id="7981015756-8">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="ss">ftp_host</span><span·class="p"·data-group-id="7981015756-8">}</span><span·class="p">,</span><span·class="w"> |
| 308 | ·····</span><span·class="p"·data-group-id=" | 308 | ·····</span><span·class="p"·data-group-id="7981015756-9">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="7981015756-9">}</span><span·class="p"·data-group-id="7981015756-7">]</span><span·class="p">.</span><span·class="w"> |
| 309 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id=" | 309 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="7981015756-10">(</span><span·class="n">Config</span><span·class="p"·data-group-id="7981015756-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 310 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 310 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="7981015756-11">(</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="7981015756-12">(</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="7981015756-12">)</span><span[·...·truncated·by·diffoscope;·len:·126,·SHA:·4bbbae9281f80823f9fb3825df5cba08efa9b325316021facaa4a29b993c3fa2·...·]6-11">)</span><span·class="p">,</span><span·class="w"> |
| 311 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 311 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="7981015756-13">(</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="7981015756-14">(</span><span·class="ss">priv_dir</span><span·class="p">,</span><span·class="n">Config</span><spa[·...·truncated·by·diffoscope;·len:·183,·SHA:·c8e0e707a939ae2511dd93d2dd5eee31e285e88c24c2511bf5ef38a2ec7a7d73·...·]6-13">)</span><span·class="p">,</span><span·class="w"> |
| 312 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 312 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="7981015756-15">(</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Remote</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Local</span><span·class="p"·data-group-id="7981015756-15">)</span><span·class="p">,</span><span·class="w"> |
| 313 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>The·following·is·an·example·of·how·the·functions·in·the·previous·example·can·be | 313 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>The·following·is·an·example·of·how·the·functions·in·the·previous·example·can·be |
| 314 | rewritten·if·it·is·necessary·to·open·multiple·connections·to·the·FTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 314 | rewritten·if·it·is·necessary·to·open·multiple·connections·to·the·FTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="5496099638-1">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5496099638-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 315 | ····</span><span·class="p"·data-group-id=" | 315 | ····</span><span·class="p"·data-group-id="5496099638-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Handle1</span><span·class="p"·data-group-id="5496099638-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span[·...·truncated·by·diffoscope;·len:·179,·SHA:·f3000e632b1327a31a593afc88477ef3761b1c8d9373705c18f9394202691bdb·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 316 | ····</span><span·class="p"·data-group-id=" | 316 | ····</span><span·class="p"·data-group-id="5496099638-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Handle2</span><span·class="p"·data-group-id="5496099638-4">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span[·...·truncated·by·diffoscope;·len:·179,·SHA:·77129c5e99a0fa48b614af7aa8c34d52377073d6b6c60baff27ee4722f496d22·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 317 | ····</span><span·class="p"·data-group-id=" | 317 | ····</span><span·class="p"·data-group-id="5496099638-6">[</span><span·class="p"·data-group-id="5496099638-7">{</span><span·class="ss">ftp_handles</span><span·class="p">,</span><span·class="p"·data-group-id="5496099638-8">[</span><span·class="n">Handle1</span><span·class="p">,</span><span·class="n"[·...·truncated·by·diffoscope;·len:·263,·SHA:·1d12009205a03babbb6447606e765cbb0ce8911ba3743172b3cd34e65a4067ea·...·]-6">]</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 318 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="5496099638-9">(</span><span·class="ss">ftptest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5496099638-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 319 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id=" | 319 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id="5496099638-10">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5496099638-11">(</span><span·class="n">Handle</span><span·class="p"·data-group-id="5496099638-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·[·...·truncated·by·diffoscope;·len:·214,·SHA:·c7b559985f9d6eaed0adf95f4b95a1bb3dccf09754fb9e251eb0a3ce2b6c9c42·...·]-12">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 320 | ··················</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 320 | ··················</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5496099638-13">(</span><span·class="ss">ftp_handles</span><span·class="p">,</span><span·class="n">Config</span><span·class="p"·data-group-id="5496099638-13">)</span><span·class="p"·data-group-id="5496099638-10">)</span><span·class="p">.</span><span·class="w"> |
| 321 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id=" | 321 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="5496099638-14">(</span><span·class="p"·data-group-id="5496099638-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 322 | ····</span><span·class="p"·data-group-id=" | 322 | ····</span><span·class="p"·data-group-id="5496099638-15">[</span><span·class="p"·data-group-id="5496099638-16">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">ftp_host</span><span·class="p"·data-group-id="5496099638-16">}</span><span·class="p">,</span><span·class="w"> |
| 323 | ·····</span><span·class="p"·data-group-id=" | 323 | ·····</span><span·class="p"·data-group-id="5496099638-17">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="5496099638-17">}</span><span·class="p"·data-group-id="5496099638-15">]</span><span·class="p">.</span><span·class="w"> |
| 324 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id=" | 324 | </span><span·class="nf">ftptest</span><span·class="p"·data-group-id="5496099638-18">(</span><span·class="n">Config</span><span·class="p"·data-group-id="5496099638-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 325 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 325 | ····</span><span·class="n">Remote</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="5496099638-19">(</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="5496099638-20">(</span><span·class="ss">lm_directory</span><span·class="p"·data-group-id="5496099638-20">)</span><span[·...·truncated·by·diffoscope;·len:·127,·SHA:·9603609a74fc427beecbad9f72334c67fd2fc8948b38683b2f0b9a9b96447fb3·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 326 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="n">Local</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="5496099638-21">(</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5496099638-22">(</span><span·class="ss">priv_dir</span><span·class="p">,</span><span·class="n">Config</span><spa[·...·truncated·by·diffoscope;·len:·184,·SHA:·31e9144673269060ee9187685812cb5a9fba1ff061303a728c352503ae054de5·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 327 | ····</span><span·class="p"·data-group-id=" | 327 | ····</span><span·class="p"·data-group-id="5496099638-23">[</span><span·class="n">Handle</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">MoreHandles</span><span·class="p"·data-group-id="5496099638-23">]</span><span·class="w">·</span><span·class="o">=</s[·...·truncated·by·diffoscope;·len:·301,·SHA:·b39c80f7bddadc691197578074448053ea75062d78bd46830157082f870a5c1d·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 328 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 328 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct_ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="5496099638-25">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Remote</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Local</span><span·class="p"·data-group-id="5496099638-25">)</span><span·class="p">,</span><span·class="w"> |
| 329 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="example-of-user-specific-configuration-handler"·class="section-heading"> | 329 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="example-of-user-specific-configuration-handler"·class="section-heading"> |
| 330 | ··<a·href="#example-of-user-specific-configuration-handler"·class="hover-link"> | 330 | ··<a·href="#example-of-user-specific-configuration-handler"·class="hover-link"> |
| 331 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 331 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 332 | ··</a> | 332 | ··</a> |
| 333 | ··<span·class="text">Example·of·User-Specific·Configuration·Handler</span> | 333 | ··<span·class="text">Example·of·User-Specific·Configuration·Handler</span> |
| 334 | </h2> | 334 | </h2> |
| 335 | <p>A·simple·configuration·handling·driver,·asking·an·external·server·for | 335 | <p>A·simple·configuration·handling·driver,·asking·an·external·server·for |
| 336 | configuration·data,·can·be·implemented·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 336 | configuration·data,·can·be·implemented·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8918678859-1">(</span><span·class="ss">config_driver</span><span·class="p"·data-group-id="8918678859-1">)</span><span·class="p">.</span><span·class="w"> |
| 337 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 337 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8918678859-2">(</span><span·class="p"·data-group-id="8918678859-3">[</span><span·class="ss">read_config</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">check_parameter</span><span·clas[·...·truncated·by·diffoscope;·len:·133,·SHA:·47e95a4a5e484451431fa2ae5aa2038ad976d36733231db1ea985ab999e7ad7a·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 338 | </span><span·class="nf">read_config</span><span·class="p"·data-group-id=" | 338 | </span><span·class="nf">read_config</span><span·class="p"·data-group-id="8918678859-4">(</span><span·class="n">ServerName</span><span·class="p"·data-group-id="8918678859-4">)</span><span·class="p">-></span><span·class="w"> |
| 339 | ····</span><span·class="n">ServerModule</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id=" | 339 | ····</span><span·class="n">ServerModule</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id="8918678859-5">(</span><span·class="n">ServerName</span><span·class="p"·data-group-id="8918678859-5">)</span><span·class="p">,</span><span·class="w"> |
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| 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 197 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 198 | ··</a> | 198 | ··</a> |
| 199 | ··<span·class="text">General·Config</span> | 199 | ··<span·class="text">General·Config</span> |
| 200 | </h3> | 200 | </h3> |
| 201 | <p>Here·follows·the·general·configuration·terms·that·are·allowed·in·a·cover | 201 | <p>Here·follows·the·general·configuration·terms·that·are·allowed·in·a·cover |
| 202 | specification·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·List·of·Nodes·on·which·cover·will·be·active·during·test.</span><span·class="w"> | 202 | specification·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·List·of·Nodes·on·which·cover·will·be·active·during·test.</span><span·class="w"> |
| 203 | </span><span·class="c1">%%·Nodes·=·[atom()]</span><span·class="w"> | 203 | </span><span·class="c1">%%·Nodes·=·[atom()]</span><span·class="w"> |
| 204 | </span><span·class="p"·data-group-id="1 | 204 | </span><span·class="p"·data-group-id="1310936909-1">{</span><span·class="nb">nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Nodes</span><span·class="p"·data-group-id="1310936909-1">}</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="c1">%%·Files·with·previously·exported·cover·data·to·include·in·analysis.</span><span·class="w"> | 205 | </span><span·class="c1">%%·Files·with·previously·exported·cover·data·to·include·in·analysis.</span><span·class="w"> |
| 206 | </span><span·class="c1">%%·CoverDataFiles·=·[string()]</span><span·class="w"> | 206 | </span><span·class="c1">%%·CoverDataFiles·=·[string()]</span><span·class="w"> |
| 207 | </span><span·class="p"·data-group-id="1 | 207 | </span><span·class="p"·data-group-id="1310936909-2">{</span><span·class="ss">import</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CoverDataFiles</span><span·class="p"·data-group-id="1310936909-2">}</span><span·class="p">.</span><span·class="w"> |
| 208 | </span><span·class="c1">%%·Cover·data·file·to·export·from·this·session.</span><span·class="w"> | 208 | </span><span·class="c1">%%·Cover·data·file·to·export·from·this·session.</span><span·class="w"> |
| 209 | </span><span·class="c1">%%·CoverDataFile·=·string()</span><span·class="w"> | 209 | </span><span·class="c1">%%·CoverDataFile·=·string()</span><span·class="w"> |
| 210 | </span><span·class="p"·data-group-id="1 | 210 | </span><span·class="p"·data-group-id="1310936909-3">{</span><span·class="ss">export</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CoverDataFile</span><span·class="p"·data-group-id="1310936909-3">}</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="c1">%%·Cover·analysis·level.</span><span·class="w"> | 211 | </span><span·class="c1">%%·Cover·analysis·level.</span><span·class="w"> |
| 212 | </span><span·class="c1">%%·Level·=·details·|·overview</span><span·class="w"> | 212 | </span><span·class="c1">%%·Level·=·details·|·overview</span><span·class="w"> |
| 213 | </span><span·class="p"·data-group-id="1 | 213 | </span><span·class="p"·data-group-id="1310936909-4">{</span><span·class="ss">level</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Level</span><span·class="p"·data-group-id="1310936909-4">}</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="c1">%%·Directories·to·include·in·cover.</span><span·class="w"> | 214 | </span><span·class="c1">%%·Directories·to·include·in·cover.</span><span·class="w"> |
| 215 | </span><span·class="c1">%%·Dirs·=·[string()]</span><span·class="w"> | 215 | </span><span·class="c1">%%·Dirs·=·[string()]</span><span·class="w"> |
| 216 | </span><span·class="p"·data-group-id="1 | 216 | </span><span·class="p"·data-group-id="1310936909-5">{</span><span·class="ss">incl_dirs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="1310936909-5">}</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·include.</span><span·class="w"> | 217 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·include.</span><span·class="w"> |
| 218 | </span><span·class="p"·data-group-id="1 | 218 | </span><span·class="p"·data-group-id="1310936909-6">{</span><span·class="ss">incl_dirs_r</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="1310936909-6">}</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="c1">%%·Specific·modules·to·include·in·cover.</span><span·class="w"> | 219 | </span><span·class="c1">%%·Specific·modules·to·include·in·cover.</span><span·class="w"> |
| 220 | </span><span·class="c1">%%·Mods·=·[atom()]</span><span·class="w"> | 220 | </span><span·class="c1">%%·Mods·=·[atom()]</span><span·class="w"> |
| 221 | </span><span·class="p"·data-group-id="1 | 221 | </span><span·class="p"·data-group-id="1310936909-7">{</span><span·class="ss">incl_mods</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mods</span><span·class="p"·data-group-id="1310936909-7">}</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="c1">%%·Directories·to·exclude·in·cover.</span><span·class="w"> | 222 | </span><span·class="c1">%%·Directories·to·exclude·in·cover.</span><span·class="w"> |
| 223 | </span><span·class="p"·data-group-id="1 | 223 | </span><span·class="p"·data-group-id="1310936909-8">{</span><span·class="ss">excl_dirs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="1310936909-8">}</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·exclude.</span><span·class="w"> | 224 | </span><span·class="c1">%%·Directories,·including·subdirectories,·to·exclude.</span><span·class="w"> |
| 225 | </span><span·class="p"·data-group-id="1 | 225 | </span><span·class="p"·data-group-id="1310936909-9">{</span><span·class="ss">excl_dirs_r</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dirs</span><span·class="p"·data-group-id="1310936909-9">}</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="c1">%%·Specific·modules·to·exclude·in·cover.</span><span·class="w"> | 226 | </span><span·class="c1">%%·Specific·modules·to·exclude·in·cover.</span><span·class="w"> |
| 227 | </span><span·class="p"·data-group-id="1 | 227 | </span><span·class="p"·data-group-id="1310936909-10">{</span><span·class="ss">excl_mods</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mods</span><span·class="p"·data-group-id="1310936909-10">}</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="c1">%%·Cross·cover·compilation</span><span·class="w"> | 228 | </span><span·class="c1">%%·Cross·cover·compilation</span><span·class="w"> |
| 229 | </span><span·class="c1">%%·Tag·=·atom(),·an·identifier·for·a·test·run</span><span·class="w"> | 229 | </span><span·class="c1">%%·Tag·=·atom(),·an·identifier·for·a·test·run</span><span·class="w"> |
| 230 | </span><span·class="c1">%%·Mod·=·[atom()],·modules·to·compile·for·accumulated·analysis</span><span·class="w"> | 230 | </span><span·class="c1">%%·Mod·=·[atom()],·modules·to·compile·for·accumulated·analysis</span><span·class="w"> |
| 231 | </span><span·class="p"·data-group-id="1 | 231 | </span><span·class="p"·data-group-id="1310936909-11">{</span><span·class="ss">cross</span><span·class="p">,</span><span·class="p"·data-group-id="1310936909-12">[</span><span·class="p"·data-group-id="1310936909-13">{</span><span·class="n">Tag</span><span·class="p">,</span><span·class="n">Mods</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·6a24ec90b0a4b6d31124589b525e00693f1ee4da5f2d6ddc1b6156494bb010ad·...·]-11">}</span><span·class="p">.</span></code></pre><p>The·terms·<code·class="inline">incl_dirs_r</code>·and·<code·class="inline">excl_dirs_r</code>·tell·<code·class="inline">Common·Test</code>·to·search·the |
| 232 | specified·directories·recursively·and·include·or·exclude·any·module·found·during | 232 | specified·directories·recursively·and·include·or·exclude·any·module·found·during |
| 233 | the·search.·The·terms·<code·class="inline">incl_dirs</code>·and·<code·class="inline">excl_dirs</code>·result·in·a·non-recursive | 233 | the·search.·The·terms·<code·class="inline">incl_dirs</code>·and·<code·class="inline">excl_dirs</code>·result·in·a·non-recursive |
| 234 | search·for·modules·(that·is,·only·modules·found·in·the·specified·directories·are | 234 | search·for·modules·(that·is,·only·modules·found·in·the·specified·directories·are |
| 235 | included·or·excluded).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Directories·containing·Erlang·modules·to·be·included·in·a·code·coverage·test | 235 | included·or·excluded).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Directories·containing·Erlang·modules·to·be·included·in·a·code·coverage·test |
| 236 | must·exist·in·the·code·server·path.·Otherwise,·the·Cover·tool·fails·to | 236 | must·exist·in·the·code·server·path.·Otherwise,·the·Cover·tool·fails·to |
| 237 | recompile·the·modules.·It·is·not·sufficient·to·specify·these·directories·in | 237 | recompile·the·modules.·It·is·not·sufficient·to·specify·these·directories·in |
| 238 | the·cover·specification·file·for·<code·class="inline">Common·Test</code>.</p></section><h3·id="otp-application-config"·class="section-heading"> | 238 | the·cover·specification·file·for·<code·class="inline">Common·Test</code>.</p></section><h3·id="otp-application-config"·class="section-heading"> |
| 239 | ··<a·href="#otp-application-config"·class="hover-link"> | 239 | ··<a·href="#otp-application-config"·class="hover-link"> |
| 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 240 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 241 | ··</a> | 241 | ··</a> |
| 242 | ··<span·class="text">OTP·application·Config</span> | 242 | ··<span·class="text">OTP·application·Config</span> |
| 243 | </h3> | 243 | </h3> |
| 244 | <p>When·using·a·cover·specification·in·the·testing·of·an·OTP·application·itself, | 244 | <p>When·using·a·cover·specification·in·the·testing·of·an·OTP·application·itself, |
| 245 | there·is·a·special·incl_app·directive·that·includes·the·applications·modules·for | 245 | there·is·a·special·incl_app·directive·that·includes·the·applications·modules·for |
| 246 | the·cover·compilation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 246 | the·cover·compilation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6006105116-1">{</span><span·class="ss">incl_app</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cover</span><span·class="w">·</span><span·class="p">:</span>[·...·truncated·by·diffoscope;·len:·224,·SHA:·33677abe8576426f1655a687058cbccb40e0325a928148652629b5acff7582d9·...·]-1">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·desire·to·also·use·some·other·general·cover·configuration·together·with |
| 247 | this·option·you·should·insert·the·AppName·in·between·the·option·and·its·value | 247 | this·option·you·should·insert·the·AppName·in·between·the·option·and·its·value |
| 248 | creating·a·three·tuple.</p></section><p><a·href=""·id="cross_cover"></a></p><h2·id="cross-cover-analysis"·class="section-heading"> | 248 | creating·a·three·tuple.</p></section><p><a·href=""·id="cross_cover"></a></p><h2·id="cross-cover-analysis"·class="section-heading"> |
| 249 | ··<a·href="#cross-cover-analysis"·class="hover-link"> | 249 | ··<a·href="#cross-cover-analysis"·class="hover-link"> |
| 250 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 250 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 251 | ··</a> | 251 | ··</a> |
| 252 | ··<span·class="text">Cross·Cover·Analysis</span> | 252 | ··<span·class="text">Cross·Cover·Analysis</span> |
| 253 | </h2> | 253 | </h2> |
| Offset 276, 15 lines modified | Offset 276, 15 lines modified | ||
| 276 | ··{incl_mods,[m1]}.</code></pre><p>This·gives·an·entry·for·<code·class="inline">m1</code>·also·in·the·cover·log·for·test·run·<code·class="inline">s2</code>.·The | 276 | ··{incl_mods,[m1]}.</code></pre><p>This·gives·an·entry·for·<code·class="inline">m1</code>·also·in·the·cover·log·for·test·run·<code·class="inline">s2</code>.·The |
| 277 | problem·is·that·this·only·reflects·the·coverage·by·<code·class="inline">s2</code>·tests,·not·the | 277 | problem·is·that·this·only·reflects·the·coverage·by·<code·class="inline">s2</code>·tests,·not·the |
| 278 | accumulated·result·over·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>.·This·is·where·the·cross·cover·mechanism | 278 | accumulated·result·over·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>.·This·is·where·the·cross·cover·mechanism |
| 279 | comes·in·handy.</p><p>If·instead·the·cover·specification·for·<code·class="inline">s2</code>·is·like·the·following:</p><pre><code·class="text">s2.cover: | 279 | comes·in·handy.</p><p>If·instead·the·cover·specification·for·<code·class="inline">s2</code>·is·like·the·following:</p><pre><code·class="text">s2.cover: |
| 280 | ··{cross,[{s1,[m1]}]}.</code></pre><p>Then·<code·class="inline">m1</code>·is·cover·compiled·in·test·run·<code·class="inline">s2</code>,·but·not·shown·in·the·coverage·log. | 280 | ··{cross,[{s1,[m1]}]}.</code></pre><p>Then·<code·class="inline">m1</code>·is·cover·compiled·in·test·run·<code·class="inline">s2</code>,·but·not·shown·in·the·coverage·log. |
| 281 | Instead,·if·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>·is·called·after·both·<code·class="inline">s1</code>·and·<code·class="inline">s2</code> | 281 | Instead,·if·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>·is·called·after·both·<code·class="inline">s1</code>·and·<code·class="inline">s2</code> |
| 282 | test·runs·are·completed,·the·accumulated·result·for·<code·class="inline">m1</code>·is·available·in·the | 282 | test·runs·are·completed,·the·accumulated·result·for·<code·class="inline">m1</code>·is·available·in·the |
| 283 | cross·cover·log·for·test·run·<code·class="inline">s1</code>.</p><p>The·call·to·the·analyze·function·must·be·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_cover</span><span·class="p">:</span><span·class="nf">cross_cover_analyse</span><span·class="p"·data-group-id=" | 283 | cross·cover·log·for·test·run·<code·class="inline">s1</code>.</p><p>The·call·to·the·analyze·function·must·be·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_cover</span><span·class="p">:</span><span·class="nf">cross_cover_analyse</span><span·class="p"·data-group-id="8056394368-1">(</span><span·class="n">Level</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8056394368-2">[</span><span·class="p"·data-group-id="8056394368-3">{</span><span·class="ss">s1</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·386,·SHA:·a8d723afa5329b304753ad51a7ba5b70a87d7542f50d6f6bd53def960194bf9a·...·]8-1">)</span><span·class="p">.</span></code></pre><p>Here,·<code·class="inline">S1LogDir</code>·and·<code·class="inline">S2LogDir</code>·are·the·directories·named·<code·class="inline"><TestName>.logs</code>·for |
| 284 | each·test·respectively.</p><p>Notice·the·tags·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>,·which·are·used·in·the·cover·specification·file | 284 | each·test·respectively.</p><p>Notice·the·tags·<code·class="inline">s1</code>·and·<code·class="inline">s2</code>,·which·are·used·in·the·cover·specification·file |
| 285 | and·in·the·call·to·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>.·The·purpose·of·these·is | 285 | and·in·the·call·to·<a·href="ct_cover.html#cross_cover_analyse/2"><code·class="inline">ct_cover:cross_cover_analyse/2</code></a>.·The·purpose·of·these·is |
| 286 | only·to·map·the·modules·specified·in·the·cover·specification·to·the·log | 286 | only·to·map·the·modules·specified·in·the·cover·specification·to·the·log |
| 287 | directory·specified·in·the·call·to·the·analyze·function.·The·tag·name·has·no | 287 | directory·specified·in·the·call·to·the·analyze·function.·The·tag·name·has·no |
| 288 | meaning·beyond·this.</p><h2·id="logging"·class="section-heading"> | 288 | meaning·beyond·this.</p><h2·id="logging"·class="section-heading"> |
| 289 | ··<a·href="#logging"·class="hover-link"> | 289 | ··<a·href="#logging"·class="hover-link"> |
| 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 290 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 349, 15 lines modified | Offset 349, 15 lines modified | ||
| 349 | ······<p·class="built-using"> | 349 | ······<p·class="built-using"> |
| 350 | ········Built·using | 350 | ········Built·using |
| 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 353 | ······</p> | 353 | ······</p> |
| 354 | <p>Copyright·©·1996-202 | 354 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 355 | ····</footer> | 355 | ····</footer> |
| 356 | ··</div> | 356 | ··</div> |
| 357 | </main> | 357 | </main> |
| 358 | </div> | 358 | </div> |
| 359 | <script> | 359 | <script> |
| 360 | ··function·mermaidLoaded()·{ | 360 | ··function·mermaidLoaded()·{ |
| 361 | ····mermaid.initialize({ | 361 | ····mermaid.initialize({ |
| Offset 1916, 25 lines modified | Offset 1916, 25 lines modified | ||
| 1916 | ························Opt·::·element·|·all, | 1916 | ························Opt·::·element·|·all, |
| 1917 | ························ValueOrElement·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()·|·Default.</pre> | 1917 | ························ValueOrElement·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()·|·Default.</pre> |
| 1918 | ······</div> | 1918 | ······</div> |
| 1919 | <p>Reads·configuration·data·values.</p><p>Returns·the·matching·values·or·configuration·elements,·given·a·configuration | 1919 | <p>Reads·configuration·data·values.</p><p>Returns·the·matching·values·or·configuration·elements,·given·a·configuration |
| 1920 | variable·key·or·its·associated·name·(if·one·has·been·specified·with | 1920 | variable·key·or·its·associated·name·(if·one·has·been·specified·with |
| 1921 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement).</p><p><em>Example:</em></p><p>Given·the·following·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6711168414-1">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="p"·data-group-id="6711168414-2">[</span><span·class="p"·data-group-id="6711168414-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="6711168414-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 1922 | ·······</span><span·class="p"·data-group-id="6711168414-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="p"·data-group-id="6711168414-5">[</span><span·class="p"·data-group-id="6711168414-6">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">Username</span><span·class="p"·data-group-id="6711168414-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 1923 | ··············</span><span·class="p"·data-group-id="6711168414-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="6711168414-7">}</span><span·class="p"·data-group-id="6711168414-5">]</span><span·class="p"·data-group-id="6711168414-4">}</span><span·class="p"·data-group-id="6711168414-2">]</span><span·class="p"·data-group-id="6711168414-1">}</span><span·class="p">.</span></code></pre><p>Then:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="7936548782-1">(</span><span·class="ss">unix</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="7936548782-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="7936548782-2">[</span><span·class="p"·data-group-id="7936548782-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="7936548782-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 1924 | · | 1921 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement).</p><p><em>Example:</em></p><p>Given·the·following·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·[·...·truncated·by·diffoscope;·len:·348,·SHA:·9f54100b87bd7479abfd7178e4052f34873005fd8f56e423320b196019bd5ae7·...·]</span><span·class="w"> |
| 1922 | ·······</span><span·class="p"·data-group-id="0479235098-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="p"·data-group-id="0479235098-5">[</span><span·class="p"·data-group-id="0479235098-6">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">Username</span><span·class="p"·data-group-id="0479235098-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 1923 | ··············</span><span·class="p"·data-group-id="0479235098-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="0479235098-7">}</span><span·class="p"·data-group-id="0479235098-5">]</span><span·class="p"·data-group-id="0479235098-4">}</span><span·class="p"·data-group-id="0479235098-2">]</span><span·class="p"·data-group-id="0479235098-1">}</span><span·class="p">.</span></code></pre><p>Then:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="5523834130-1">(</span><span·class="ss">unix</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="5523834130-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="5523834130-2">[</span><span·class="p"·data-group-id="5523834130-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="5523834130-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 1924 | ·</span><span·class="p"·data-group-id="5523834130-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5523834130-5">[</span><span·class="p"·data-group-id="5523834130-6">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">Username</span><span·class="p"·data-group-id="5523834130-6">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5523834130-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="5523834130-7">}</span><span·class="p"·data-group-id="5523834130-5">]</span><span·class="p"·data-group-id="5523834130-4">}</span><span·class="p"·data-group-id="5523834130-2">]</span><span·class="w"> | ||
| 1925 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1925 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="5523834130-8">(</span><span·class="p"·data-group-id="5523834130-9">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">telnet</span><span·class="p"·data-group-id="5523834130-9">}</span><span·class="p">,</span><span·class="n">Defaul[·...·truncated·by·diffoscope;·len:·49,·SHA:·96437511b3febd89e3634b4fb0c3641e9d394b3aba750b061473d2577b5e3d8e·...·]-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">IpAddr</span><span·class="w"> |
| 1926 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1926 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="5523834130-10">(</span><span·class="p"·data-group-id="5523834130-11">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">user</span><span·class="p">,</span><span·class="ss">username</span><span·class="p"·data-group-id="5523834130-1[·...·truncated·by·diffoscope;·len:·106,·SHA:·95c089b94b1f8f2445d5252bdc24008502569b7df42d3545cd92c06e4907e327·...·]-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Username</span><span·class="w"> |
| 1927 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1927 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="5523834130-12">(</span><span·class="p"·data-group-id="5523834130-13">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">ftp</span><span·class="p"·data-group-id="5523834130-13">}</span><span·class="p">,</span><span·class="n">Defaul[·...·truncated·by·diffoscope;·len:·49,·SHA:·96437511b3febd89e3634b4fb0c3641e9d394b3aba750b061473d2577b5e3d8e·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Default</span><span·class="w"> |
| 1928 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1928 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="5523834130-14">(</span><span·class="ss">unknownkey</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="5523834130-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Default</span></code></pre><p>If·a·configuration·variable·key·has·been·associated·with·a·name·(by |
| 1929 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement),·the·name·can·be·used | 1929 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>·or·a·<code·class="inline">require</code>·statement),·the·name·can·be·used |
| 1930 | instead·of·the·key·to·read·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id=" | 1930 | instead·of·the·key·to·read·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="4815365557-1">(</span><span·class="ss">myuser</span><span·class="p">,</span><span·class="p"·data-group-id="4815365557-2">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="ss">user</span><span·class="p"·data-group-id="4815365557-2">}<[·...·truncated·by·diffoscope;·len:·47,·SHA:·0161ded126bccf33dd55f14877012e182818f7baae7920ae809fbda0d77195d9·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 1931 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 1931 | </span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="4815365557-3">(</span><span·class="ss">myuser</span><span·class="p">,</span><span·class="n">Default</span><span·class="p"·data-group-id="4815365557-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·507,·SHA:·9ee31b2670d2b12c5842ac41d6d763b5f96ba18b6ffc3cb41ffbae9ffbf702e0·...·]-4">]</span></code></pre><p>If·a·configuration·variable·is·defined·in·multiple·files,·use·option·<code·class="inline">all</code>·to |
| 1932 | access·all·possible·values.·The·values·are·returned·in·a·list.·The·order·of·the | 1932 | access·all·possible·values.·The·values·are·returned·in·a·list.·The·order·of·the |
| 1933 | elements·corresponds·to·the·order·that·the·configuration·files·were·specified·at | 1933 | elements·corresponds·to·the·order·that·the·configuration·files·were·specified·at |
| 1934 | startup.</p><p>If·configuration·elements·(key-value·tuples)·are·to·be·returned·as·result | 1934 | startup.</p><p>If·configuration·elements·(key-value·tuples)·are·to·be·returned·as·result |
| 1935 | instead·of·values,·use·option·<code·class="inline">element</code>.·The·returned·elements·are·then·on·the | 1935 | instead·of·values,·use·option·<code·class="inline">element</code>.·The·returned·elements·are·then·on·the |
| 1936 | form·<code·class="inline">{Required,Value}</code>.</p><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, | 1936 | form·<code·class="inline">{Required,Value}</code>.</p><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, |
| 1937 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>, | 1937 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>, |
| 1938 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> | 1938 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> |
| Offset 1962, 15 lines modified | Offset 1962, 15 lines modified | ||
| 1962 | ······<div·class="specs"> | 1962 | ······<div·class="specs"> |
| 1963 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·EvMgrRef·when·EvMgrRef·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>().</pre> | 1963 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·EvMgrRef·when·EvMgrRef·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>().</pre> |
| 1964 | ······</div> | 1964 | ······</div> |
| 1965 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·event·manager.·The·reference·can·be·used | 1965 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·event·manager.·The·reference·can·be·used |
| 1966 | to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 1966 | to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="5285818937-1">(</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_event_mgr_ref</span><span·class="p"·data-group-id="5285818937-2">(</span><span·class="p"·data-group-id="5285818937-2">)</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·237,·SHA:·51db2ec4109ad330210208df3a8e6f889559666af0e871d3513ab3df09c354f6·...·]-1">)</span></code></pre> |
| 1967 | ··</section> | 1967 | ··</section> |
| 1968 | </section> | 1968 | </section> |
| 1969 | <section·class="detail"·id="get_progname/0"> | 1969 | <section·class="detail"·id="get_progname/0"> |
| 1970 | ··<div·class="detail-header"> | 1970 | ··<div·class="detail-header"> |
| 1971 | ····<a·href="#get_progname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1971 | ····<a·href="#get_progname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1972 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1972 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2235, 15 lines modified | Offset 2235, 15 lines modified | ||
| 2235 | ·····················KeyOrFile·::·{key,·Key}·|·{file,·KeyFile}, | 2235 | ·····················KeyOrFile·::·{key,·Key}·|·{file,·KeyFile}, |
| 2236 | ·····················Key·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), | 2236 | ·····················Key·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), |
| 2237 | ·····················KeyFile·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), | 2237 | ·····················KeyFile·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), |
| 2238 | ·····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 2238 | ·····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 2239 | ······</div> | 2239 | ······</div> |
| 2240 | <p>Installs·configuration·files·and·event·handlers.</p><p>Run·this·function·once·before·the·first·test.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">install</span><span·class="p"·data-group-id=" | 2240 | <p>Installs·configuration·files·and·event·handlers.</p><p>Run·this·function·once·before·the·first·test.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">install</span><span·class="p"·data-group-id="5873293589-1">(</span><span·class="p"·data-group-id="5873293589-2">[</span><span·class="p"·data-group-id="5873293589-3">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="p"·data-group-id="5873293589-4">[</span><span·class="s">"[·...·truncated·by·diffoscope;·len:·303,·SHA:·afe3091ea9c04c3565cbc62bc9b11a0e755a269759745d34e06fabbf797e2cf6·...·]-1">)</span></code></pre><p>This·function·is·automatically·run·by·program·<code·class="inline">ct_run</code>.</p> |
| 2241 | ··</section> | 2241 | ··</section> |
| 2242 | </section> | 2242 | </section> |
| 2243 | <section·class="detail"·id="listenv/1"> | 2243 | <section·class="detail"·id="listenv/1"> |
| 2244 | ··<div·class="detail-header"> | 2244 | ··<div·class="detail-header"> |
| 2245 | ····<a·href="#listenv/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2245 | ····<a·href="#listenv/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2246 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2246 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3026, 15 lines modified | Offset 3026, 15 lines modified | ||
| 3026 | ·····················SubKey·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(), | 3026 | ·····················SubKey·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(), |
| 3027 | ·····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3027 | ·····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3028 | ······</div> | 3028 | ······</div> |
| 3029 | <p>Checks·if·the·required·configuration·is·available.·Arbitrarily·deep·tuples·can | 3029 | <p>Checks·if·the·required·configuration·is·available.·Arbitrarily·deep·tuples·can |
| 3030 | be·specified·as·<code·class="inline">Required</code>.·Only·the·last·element·of·the·tuple·can·be·a·list·of | 3030 | be·specified·as·<code·class="inline">Required</code>.·Only·the·last·element·of·the·tuple·can·be·a·list·of |
| 3031 | <code·class="inline">SubKey</code>s.</p><p><em>Example·1.</em>·Require·the·variable·<code·class="inline">myvar</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="1 | 3031 | <code·class="inline">SubKey</code>s.</p><p><em>Example·1.</em>·Require·the·variable·<code·class="inline">myvar</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="1466932722-1">(</span><span·class="ss">myvar</span><span·class="p"·data-group-id="1466932722-1">)</span><span·class="p">.</span></code></pre><p>In·this·case·the·configuration·file·must·at·least·contain:</p><pre><code·class="makeup·erlang"·translate="no"><sp[·...·truncated·by·diffoscope;·len:·3487,·SHA:·6b21084507bb9dcf881ae14fde914d933e03927c863bcceaa6add6208386a690·...·]-1">}</span><span·class="p">.</span></code></pre><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, |
| 3032 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, | 3032 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, |
| 3033 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> | 3033 | <a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p> |
| 3034 | ··</section> | 3034 | ··</section> |
| 3035 | </section> | 3035 | </section> |
| 3036 | <section·class="detail"·id="require/2"> | 3036 | <section·class="detail"·id="require/2"> |
| 3037 | ··<div·class="detail-header"> | 3037 | ··<div·class="detail-header"> |
| Offset 3066, 16 lines modified | Offset 3066, 16 lines modified | ||
| 3066 | <p>Checks·if·the·required·configuration·is·available·and·gives·it·a·name.·The | 3066 | <p>Checks·if·the·required·configuration·is·available·and·gives·it·a·name.·The |
| 3067 | semantics·for·<code·class="inline">Required</code>·is·the·same·as·in·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>·except | 3067 | semantics·for·<code·class="inline">Required</code>·is·the·same·as·in·<a·href="#require/1"><code·class="inline">ct:require/1</code></a>·except |
| 3068 | that·a·list·of·<code·class="inline">SubKey</code>s·cannot·be·specified.</p><p>If·the·requested·data·is·available,·the·subentry·is·associated·with·<code·class="inline">Name</code>·so | 3068 | that·a·list·of·<code·class="inline">SubKey</code>s·cannot·be·specified.</p><p>If·the·requested·data·is·available,·the·subentry·is·associated·with·<code·class="inline">Name</code>·so |
| 3069 | that·the·value·of·the·element·can·be·read·with | 3069 | that·the·value·of·the·element·can·be·read·with |
| 3070 | <a·href="#get_config/1"><code·class="inline">ct:get_config/1,2</code></a>·provided·<code·class="inline">Name</code>·is·used·instead·of·the | 3070 | <a·href="#get_config/1"><code·class="inline">ct:get_config/1,2</code></a>·provided·<code·class="inline">Name</code>·is·used·instead·of·the |
| 3071 | whole·<code·class="inline">Required</code>·term.</p><p><em>Example:</em></p><p>Require·one·node·with·a·Telnet·connection·and·an·FTP·connection.·Name·the·node | 3071 | whole·<code·class="inline">Required</code>·term.</p><p><em>Example:</em></p><p>Require·one·node·with·a·Telnet·connection·and·an·FTP·connection.·Name·the·node |
| 3072 | <code·class="inline">a</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="0305678461-1">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="p"·data-group-id="0305678461-2">{</span><span·class="ss">machine</span><span·class="p">,</span><span·class="nb">node</span><span·class="p"·data-group-id="0305678461-2">}</span><span·class="p"·data-group-id="0305678461-1">)</span><span·class="p">.</span></code></pre><p>All·references·to·this·node·can·then·use·the·node·name.·For·example,·a·file·over | ||
| 3073 | 3072 | <code·class="inline">a</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</[·...·truncated·by·diffoscope;·len:·469,·SHA:·5b65aed9c770f3c27e4033201529546616835c2f551a6c71fc50b1c09946541c·...·] | |
| 3073 | FTP·is·fetched·like·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">ftp_get</span><span·class="p"·data-group-id="8126569229-1">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="n">RemoteFile</span><span·class="p">,</span><span·class="n">LocalFile</span><span·class="p"·data-group-id="8126569229-1">)</span><span·class="p">.</span></code></pre><p>For·this·to·work,·the·configuration·file·must·at·least·contain:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5125962028-1">{</span><span·class="ss">machine</span><span·class="p">,</span><span·class="p"·data-group-id="5125962028-2">[</span><span·class="p"·data-group-id="5125962028-3">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="5125962028-4">[</span><span·class="p"·data-group-id="5125962028-5">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="5125962028-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="5125962028-6">{</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="5125962028-6">}</span><span·class="p"·data-group-id="5125962028-4">]</span><span·class="p"·data-group-id="5125962028-3">}</span><span·class="p"·data-group-id="5125962028-2">]</span><span·class="p"·data-group-id="5125962028-1">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·behavior·of·this·function·changed·radically·in·<code·class="inline">Common·Test</code>·1.6.2.·To | ||
| 3074 | keep·some·backwards·compatibility,·it·is·still·possible·to·do: | 3074 | keep·some·backwards·compatibility,·it·is·still·possible·to·do: |
| 3075 | <code·class="inline">ct:require(a,{node,[telnet,ftp]}).</code>·This·associates·the·name·<code·class="inline">a</code>·with·the | 3075 | <code·class="inline">ct:require(a,{node,[telnet,ftp]}).</code>·This·associates·the·name·<code·class="inline">a</code>·with·the |
| 3076 | top-level·<code·class="inline">node</code>·entry.·For·this·to·work,·the·configuration·file·must·at·least | 3076 | top-level·<code·class="inline">node</code>·entry.·For·this·to·work,·the·configuration·file·must·at·least |
| 3077 | contain:·<code·class="inline">{node,[{telnet,IpAddr},{ftp,IpAddr}]}.</code></p></section><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, | 3077 | contain:·<code·class="inline">{node,[{telnet,IpAddr},{ftp,IpAddr}]}.</code></p></section><p>See·also·<a·href="#get_config/1"><code·class="inline">ct:get_config/1</code></a>, |
| 3078 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, | 3078 | <a·href="#get_config/2"><code·class="inline">ct:get_config/2</code></a>,·<a·href="#get_config/3"><code·class="inline">ct:get_config/3</code></a>, |
| 3079 | <a·href="#require/1"><code·class="inline">ct:require/1</code></a>.</p> | 3079 | <a·href="#require/1"><code·class="inline">ct:require/1</code></a>.</p> |
| 3080 | ··</section> | 3080 | ··</section> |
| Offset 3426, 20 lines modified | Offset 3426, 20 lines modified | ||
| 3426 | ······</div> | 3426 | ······</div> |
| 3427 | <p>Starts·<code·class="inline">Common·Test</code>·in·interactive·mode.</p><p>From·this·mode,·all·test·case·support·functions·can·be·executed·directly·from | 3427 | <p>Starts·<code·class="inline">Common·Test</code>·in·interactive·mode.</p><p>From·this·mode,·all·test·case·support·functions·can·be·executed·directly·from |
| 3428 | the·Erlang·shell.·The·interactive·mode·can·also·be·started·from·the·OS·command | 3428 | the·Erlang·shell.·The·interactive·mode·can·also·be·started·from·the·OS·command |
| 3429 | line·with·<code·class="inline">ct_run·-shell·[-config·File...]</code>.</p><p>If·any·functions·(for·example,·Telnet·or·FTP)·using·"required·configuration | 3429 | line·with·<code·class="inline">ct_run·-shell·[-config·File...]</code>.</p><p>If·any·functions·(for·example,·Telnet·or·FTP)·using·"required·configuration |
| 3430 | data"·are·to·be·called·from·the·Erlang·shell,·configuration·data·must·first·be | 3430 | data"·are·to·be·called·from·the·Erlang·shell,·configuration·data·must·first·be |
| 3431 | required·with·<a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id=" | 3431 | required·with·<a·href="#require/2"><code·class="inline">ct:require/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">require</span><span·class="p"·data-group-id="7726088500-1">(</span><span·class="ss">unix_telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix</span><span·class="p"·data-group-id="7726088500-1">)</span><span·class="p">.</span><span·class="w"> |
| 3432 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 3432 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 3433 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 3433 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="7726088500-2">(</span><span·class="ss">unix_telnet</span><span·class="p"·data-group-id="7726088500-2">)</span><span·class="p">.</span><span·class="w"> |
| 3434 | </span><span·class="p"·data-group-id=" | 3434 | </span><span·class="p"·data-group-id="7726088500-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.105</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7726088500-3">}</span><span·class="gp·unselectable"> |
| 3435 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 3435 | >·</span><span·class="nc">ct_telnet</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="7726088500-4">(</span><span·class="ss">unix_telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ls·."</span><span·class="p"·data-group-id="7726088500-4">)</span><span·class="p">.</span><span·class="w"> |
| 3436 | </span><span·class="p"·data-group-id=" | 3436 | </span><span·class="p"·data-group-id="7726088500-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7726088500-6">[</span><span·class="s">"ls"</span><span·class="p">,</span><span·class="s">"file1··..."</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·165,·SHA:·7af87500bab1b03bb0db6d01fa93de8d0c9a0102d1a7cb6865b5a41e86343151·...·]-5">}</span></code></pre> |
| 3437 | ··</section> | 3437 | ··</section> |
| 3438 | </section> | 3438 | </section> |
| 3439 | <section·class="detail"·id="step/3"> | 3439 | <section·class="detail"·id="step/3"> |
| 3440 | ··<div·class="detail-header"> | 3440 | ··<div·class="detail-header"> |
| 3441 | ····<a·href="#step/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3441 | ····<a·href="#step/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3442 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3442 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3709, 15 lines modified | Offset 3709, 15 lines modified | ||
| 3709 | ······<p·class="built-using"> | 3709 | ······<p·class="built-using"> |
| 3710 | ········Built·using | 3710 | ········Built·using |
| 3711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3713 | ······</p> | 3713 | ······</p> |
| 3714 | <p>Copyright·©·1996-202 | 3714 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3715 | ····</footer> | 3715 | ····</footer> |
| 3716 | ··</div> | 3716 | ··</div> |
| 3717 | </main> | 3717 | </main> |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 567 | ·················LocalFile·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename/0">file:filename</a>(), | 567 | ·················LocalFile·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename/0">file:filename</a>(), |
| 568 | ·················RemoteFile·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename/0">file:filename</a>(), | 568 | ·················RemoteFile·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename/0">file:filename</a>(), |
| 569 | ·················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 569 | ·················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 570 | ······</div> | 570 | ······</div> |
| 571 | <p>Opens·an·FTP·connection·and·sends·a·file·to·the·remote·host.</p><p><code·class="inline">LocalFile</code>·and·<code·class="inline">RemoteFile</code>·must·be·absolute·paths.</p><p>If·the·target·host·is·a·"special"·node,·the·FTP·address·must·be·specified·in·the | 571 | <p>Opens·an·FTP·connection·and·sends·a·file·to·the·remote·host.</p><p><code·class="inline">LocalFile</code>·and·<code·class="inline">RemoteFile</code>·must·be·absolute·paths.</p><p>If·the·target·host·is·a·"special"·node,·the·FTP·address·must·be·specified·in·the |
| 572 | configuration·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1676049372-1">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="1676049372-2">[</span><span·class="p"·data-group-id="1676049372-3">{</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="1676049372-3">}</span><span·class="p"·data-group-id="1676049372-2">]</span><span·class="p"·data-group-id="1676049372-1">}</span><span·class="p">.</span></code></pre><p>If·the·target·host·is·something·else,·for·example,·a·UNIX·host,·the | ||
| 573 | configuration·file· | 572 | configuration·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9726607113-1">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="p"·data-group-id="9726607113-2">[</span><span·class="p"·data-group-id="9726[·...·truncated·by·diffoscope;·len:·364,·SHA:·4a6b4f13e770981ce91d5e51517a37ad06942a6955d5b93641b0545fea77e521·...·] |
| 573 | configuration·file·must·also·include·the·username·and·password·(both·strings):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4086217787-1">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="p"·data-group-id="4086217787-2">[</span><span·class="p"·data-group-id="4086217787-3">{</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="n">IpAddr</span><span·class="p"·data-group-id="4086217787-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 574 | ·······</span><span·class="p"·data-group-id=" | 574 | ·······</span><span·class="p"·data-group-id="4086217787-4">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">Username</span><span·class="p"·data-group-id="4086217787-4">}</span><span·class="p">,</span><span·class="w"> |
| 575 | ·······</span><span·class="p"·data-group-id=" | 575 | ·······</span><span·class="p"·data-group-id="4086217787-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="4086217787-5">}</span><span·class="p"·data-group-id="4086217787-2">]</span><span·class="p"·data-group-id="4086217787-1">}</span><span·class="p">.</span></code></pre><p>See·also·<a·href="ct.html#require/2"><code·class="inline">ct:require/2</code></a>.</p> |
| 576 | ··</section> | 576 | ··</section> |
| 577 | </section> | 577 | </section> |
| 578 | <section·class="detail"·id="recv/2"> | 578 | <section·class="detail"·id="recv/2"> |
| 579 | ··<div·class="detail-header"> | 579 | ··<div·class="detail-header"> |
| 580 | ····<a·href="#recv/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 580 | ····<a·href="#recv/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 581 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 581 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 742, 15 lines modified | Offset 742, 15 lines modified | ||
| 742 | ······<p·class="built-using"> | 742 | ······<p·class="built-using"> |
| 743 | ········Built·using | 743 | ········Built·using |
| 744 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 744 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 745 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 745 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 746 | ······</p> | 746 | ······</p> |
| 747 | <p>Copyright·©·1996-202 | 747 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 748 | ····</footer> | 748 | ····</footer> |
| 749 | ··</div> | 749 | ··</div> |
| 750 | </main> | 750 | </main> |
| 751 | </div> | 751 | </div> |
| 752 | <script> | 752 | <script> |
| 753 | ··function·mermaidLoaded()·{ | 753 | ··function·mermaidLoaded()·{ |
| 754 | ····mermaid.initialize({ | 754 | ····mermaid.initialize({ |
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| 1359 | ······<p·class="built-using"> | 1359 | ······<p·class="built-using"> |
| 1360 | ········Built·using | 1360 | ········Built·using |
| 1361 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1361 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1362 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1362 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1363 | ······</p> | 1363 | ······</p> |
| 1364 | <p>Copyright·©·1996-202 | 1364 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1365 | ····</footer> | 1365 | ····</footer> |
| 1366 | ··</div> | 1366 | ··</div> |
| 1367 | </main> | 1367 | </main> |
| 1368 | </div> | 1368 | </div> |
| 1369 | <script> | 1369 | <script> |
| 1370 | ··function·mermaidLoaded()·{ | 1370 | ··function·mermaidLoaded()·{ |
| 1371 | ····mermaid.initialize({ | 1371 | ····mermaid.initialize({ |
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| 249 | </h3> | 249 | </h3> |
| 250 | <p>In·a·CTH,·the·behavior·can·be·hooked·in·before·the·following·functions:</p><ul><li><a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a></li><li><a·href="ct_suite.html#c:init_per_group/2"><code·class="inline">init_per_group</code></a></li><li><a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_group/2"><code·class="inline">end_per_group</code></a></li><li><a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a></li></ul><p>This·is·done·in·the·CTH·functions·called·<code·class="inline">pre_<name·of·function></code>.·These | 250 | <p>In·a·CTH,·the·behavior·can·be·hooked·in·before·the·following·functions:</p><ul><li><a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a></li><li><a·href="ct_suite.html#c:init_per_group/2"><code·class="inline">init_per_group</code></a></li><li><a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a></li><li><a·href="ct_suite.html#c:end_per_group/2"><code·class="inline">end_per_group</code></a></li><li><a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a></li></ul><p>This·is·done·in·the·CTH·functions·called·<code·class="inline">pre_<name·of·function></code>.·These |
| 251 | functions·take·the·arguments·<code·class="inline">SuiteName</code>,·<code·class="inline">Name</code>·(group·or·test·case·name,·if | 251 | functions·take·the·arguments·<code·class="inline">SuiteName</code>,·<code·class="inline">Name</code>·(group·or·test·case·name,·if |
| 252 | applicable),·<code·class="inline">Config</code>,·and·<code·class="inline">CTHState</code>.·The·return·value·of·the·CTH·function·is | 252 | applicable),·<code·class="inline">Config</code>,·and·<code·class="inline">CTHState</code>.·The·return·value·of·the·CTH·function·is |
| 253 | always·a·combination·of·a·result·for·the·suite/group/test·and·an·updated | 253 | always·a·combination·of·a·result·for·the·suite/group/test·and·an·updated |
| 254 | <code·class="inline">CTHState</code>.</p><p>To·let·the·test·suite·continue·on·executing,·return·the·configuration·list·that | 254 | <code·class="inline">CTHState</code>.</p><p>To·let·the·test·suite·continue·on·executing,·return·the·configuration·list·that |
| 255 | you·want·the·test·to·use·as·the·result.</p><p>All·pre·hooks,·except·<code·class="inline">pre_end_per_testcase/4</code>,·can·skip·or·fail·the·test·by | 255 | you·want·the·test·to·use·as·the·result.</p><p>All·pre·hooks,·except·<code·class="inline">pre_end_per_testcase/4</code>,·can·skip·or·fail·the·test·by |
| 256 | returning·a·tuple·with·<code·class="inline">skip</code>·or·<code·class="inline">fail</code>,·and·a·reason·as·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id=" | 256 | returning·a·tuple·with·<code·class="inline">skip</code>·or·<code·class="inline">fail</code>,·and·a·reason·as·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id="4121711474-1">(</span><span·class="n">SuiteName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CTHState</span><span·class="p"·data-group-id="4121711474-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 257 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 257 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="4121711474-2">(</span><span·class="p"·data-group-id="4121711474-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 258 | ····</span><span·class="p"·data-group-id=" | 258 | ····</span><span·class="p"·data-group-id="4121711474-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Reason</span><span·class="p"·data-group-id="4121711474-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 259 | ······</span><span·class="p"·data-group-id=" | 259 | ······</span><span·class="p"·data-group-id="4121711474-4">{</span><span·class="p"·data-group-id="4121711474-5">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Could·not·connect·to·DB"</span><span·class="p"·data-group-id="4121711474-5">}<[·...·truncated·by·diffoscope;·len:·126,·SHA:·ea222d65e08091fa47b3f5e7cd65a06d35bae423584437bcb83071647c9ee85c·...·]-4">}</span><span·class="p">;</span><span·class="w"> |
| 260 | ····</span><span·class="p"·data-group-id=" | 260 | ····</span><span·class="p"·data-group-id="4121711474-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handle</span><span·class="p"·data-group-id="4121711474-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | ······</span><span·class="p"·data-group-id=" | 261 | ······</span><span·class="p"·data-group-id="4121711474-7">{</span><span·class="p"·data-group-id="4121711474-8">[</span><span·class="p"·data-group-id="4121711474-9">{</span><span·class="ss">db_handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handle</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·649,·SHA:·ab9e9848afb88b3f5bb99d10b39782382c86c158e5bf4879f0771ee446f1cbb5·...·]-7">}</span><span·class="w"> |
| 262 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·use·multiple·CTHs,·the·first·part·of·the·return·tuple·is·used·as·input | 262 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·use·multiple·CTHs,·the·first·part·of·the·return·tuple·is·used·as·input |
| 263 | for·the·next·CTH.·So·in·the·previous·example·the·next·CTH·can·get | 263 | for·the·next·CTH.·So·in·the·previous·example·the·next·CTH·can·get |
| 264 | <code·class="inline">{fail,Reason}</code>·as·the·second·parameter.·If·you·have·many·CTHs·interacting,·do | 264 | <code·class="inline">{fail,Reason}</code>·as·the·second·parameter.·If·you·have·many·CTHs·interacting,·do |
| 265 | not·let·each·CTH·return·<code·class="inline">fail</code>·or·<code·class="inline">skip</code>.·Instead,·return·that·an·action·is·to | 265 | not·let·each·CTH·return·<code·class="inline">fail</code>·or·<code·class="inline">skip</code>.·Instead,·return·that·an·action·is·to |
| 266 | be·taken·through·the·<code·class="inline">Config</code>·list·and·implement·a·CTH·that,·at·the·end,·takes | 266 | be·taken·through·the·<code·class="inline">Config</code>·list·and·implement·a·CTH·that,·at·the·end,·takes |
| 267 | the·correct·action.</p></section><p><a·href=""·id="post"></a></p><h3·id="post-hooks"·class="section-heading"> | 267 | the·correct·action.</p></section><p><a·href=""·id="post"></a></p><h3·id="post-hooks"·class="section-heading"> |
| 268 | ··<a·href="#post-hooks"·class="hover-link"> | 268 | ··<a·href="#post-hooks"·class="hover-link"> |
| Offset 276, 26 lines modified | Offset 276, 26 lines modified | ||
| 276 | same·<code·class="inline">Config</code>·as·the·testcase·is·called·with.·<code·class="inline">Return</code>·is·the·value·returned·by | 276 | same·<code·class="inline">Config</code>·as·the·testcase·is·called·with.·<code·class="inline">Return</code>·is·the·value·returned·by |
| 277 | the·testcase.·If·the·testcase·fails·by·crashing,·<code·class="inline">Return</code>·is | 277 | the·testcase.·If·the·testcase·fails·by·crashing,·<code·class="inline">Return</code>·is |
| 278 | <code·class="inline">{'EXIT',{{Error,Reason},Stacktrace}}</code>.</p><p>The·return·value·of·the·CTH·function·is·always·a·combination·of·a·result·for·the | 278 | <code·class="inline">{'EXIT',{{Error,Reason},Stacktrace}}</code>.</p><p>The·return·value·of·the·CTH·function·is·always·a·combination·of·a·result·for·the |
| 279 | suite/group/test·and·an·updated·<code·class="inline">CTHState</code>.·If·you·do·not·want·the·callback·to | 279 | suite/group/test·and·an·updated·<code·class="inline">CTHState</code>.·If·you·do·not·want·the·callback·to |
| 280 | affect·the·outcome·of·the·test,·return·the·<code·class="inline">Return</code>·data·as·it·is·given·to·the | 280 | affect·the·outcome·of·the·test,·return·the·<code·class="inline">Return</code>·data·as·it·is·given·to·the |
| 281 | CTH.·You·can·also·modify·the·test·result.·By·returning·the·<code·class="inline">Config</code>·list·with | 281 | CTH.·You·can·also·modify·the·test·result.·By·returning·the·<code·class="inline">Config</code>·list·with |
| 282 | element·<code·class="inline">tc_status</code>·removed,·you·can·recover·from·a·test·failure.·As·in·all·the | 282 | element·<code·class="inline">tc_status</code>·removed,·you·can·recover·from·a·test·failure.·As·in·all·the |
| 283 | pre·hooks,·it·is·also·possible·to·fail/skip·the·test·case·in·the·post·hook.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id=" | 283 | pre·hooks,·it·is·also·possible·to·fail/skip·the·test·case·in·the·post·hook.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id="7186617154-1">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·cl[·...·truncated·by·diffoscope;·len:·506,·SHA:·7894827f1d5b0ca9558607f1eb4836353f7bf1ed47dc55ca3549c4df1d0fec33·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 284 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">check_consistency</span><span·class="p"·data-group-id=" | 284 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">check_consistency</span><span·class="p"·data-group-id="7186617154-4">(</span><span·class="p"·data-group-id="7186617154-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 285 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 285 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 286 | ······</span><span·class="c1">%%·DB·is·good,·pass·the·test.</span><span·class="w"> | 286 | ······</span><span·class="c1">%%·DB·is·good,·pass·the·test.</span><span·class="w"> |
| 287 | ······</span><span·class="p"·data-group-id=" | 287 | ······</span><span·class="p"·data-group-id="7186617154-5">{</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="7186617154-6">(</span><span·class="ss">tc_status</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·189,·SHA:·d974e1c8eb3ae4a9e9560ee56a441479bc0e4724c5f3f1e9a7b975ee235c9f13·...·]-5">}</span><span·class="p">;</span><span·class="w"> |
| 288 | ····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 288 | ····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 289 | ······</span><span·class="c1">%%·DB·is·not·good,·mark·as·skipped·instead·of·failing</span><span·class="w"> | 289 | ······</span><span·class="c1">%%·DB·is·not·good,·mark·as·skipped·instead·of·failing</span><span·class="w"> |
| 290 | ······</span><span·class="p"·data-group-id=" | 290 | ······</span><span·class="p"·data-group-id="7186617154-7">{</span><span·class="p"·data-group-id="7186617154-8">{</span><span·class="ss">skip</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"DB·is·inconsistent!"</span><span·class="p"·data-group-id="7186617154-8">}</spa[·...·truncated·by·diffoscope;·len:·122,·SHA:·dd9b7c86675c53bfd546524e0bdef074cb7eb3e71aad05d505d53affffe9838a·...·]-7">}</span><span·class="w"> |
| 291 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 291 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 292 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id=" | 292 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id="7186617154-9">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·cl[·...·truncated·by·diffoscope;·len:·189,·SHA:·70c382e25f11320d262662784ed29ec5b946218d50892ba324a75236c62ff123·...·]-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 293 | ··</span><span·class="c1">%%·Do·nothing·if·tc·does·not·crash.</span><span·class="w"> | 293 | ··</span><span·class="c1">%%·Do·nothing·if·tc·does·not·crash.</span><span·class="w"> |
| 294 | ··</span><span·class="p"·data-group-id=" | 294 | ··</span><span·class="p"·data-group-id="7186617154-10">{</span><span·class="n">Return</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CTHState</span><span·class="p"·data-group-id="7186617154-10">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Do·recover·from·a·testcase·failure·using·CTHs·only·a·last·resort.·If·used |
| 295 | wrongly,·it·can·be·very·difficult·to·determine·which·tests·that·pass·or·fail | 295 | wrongly,·it·can·be·very·difficult·to·determine·which·tests·that·pass·or·fail |
| 296 | in·a·test·run.</p></section><h3·id="skip-and-fail-hooks"·class="section-heading"> | 296 | in·a·test·run.</p></section><h3·id="skip-and-fail-hooks"·class="section-heading"> |
| 297 | ··<a·href="#skip-and-fail-hooks"·class="hover-link"> | 297 | ··<a·href="#skip-and-fail-hooks"·class="hover-link"> |
| 298 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 298 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 299 | ··</a> | 299 | ··</a> |
| 300 | ··<span·class="text">Skip·and·Fail·Hooks</span> | 300 | ··<span·class="text">Skip·and·Fail·Hooks</span> |
| 301 | </h3> | 301 | </h3> |
| Offset 336, 88 lines modified | Offset 336, 88 lines modified | ||
| 336 | <p>The·following·CTH·logs·information·about·a·test·run·into·a·format·parseable·by | 336 | <p>The·following·CTH·logs·information·about·a·test·run·into·a·format·parseable·by |
| 337 | <a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·(in·Kernel):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Common·Test·Example·Common·Test·Hook·module.</span><span·class="w"> | 337 | <a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·(in·Kernel):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%%·Common·Test·Example·Common·Test·Hook·module.</span><span·class="w"> |
| 338 | </span><span·class="c1">%%%</span><span·class="w"> | 338 | </span><span·class="c1">%%%</span><span·class="w"> |
| 339 | </span><span·class="c1">%%%·To·use·this·hook,·on·the·command·line:</span><span·class="w"> | 339 | </span><span·class="c1">%%%·To·use·this·hook,·on·the·command·line:</span><span·class="w"> |
| 340 | </span><span·class="c1">%%%·····ct_run·-suite·example_SUITE·-pa·.·-ct_hooks·example_cth</span><span·class="w"> | 340 | </span><span·class="c1">%%%·····ct_run·-suite·example_SUITE·-pa·.·-ct_hooks·example_cth</span><span·class="w"> |
| 341 | </span><span·class="c1">%%%</span><span·class="w"> | 341 | </span><span·class="c1">%%%</span><span·class="w"> |
| 342 | </span><span·class="c1">%%%·Note·`-pa·.`:·the·hook·beam·file·must·be·in·the·code·path·when·installing.</span><span·class="w"> | 342 | </span><span·class="c1">%%%·Note·`-pa·.`:·the·hook·beam·file·must·be·in·the·code·path·when·installing.</span><span·class="w"> |
| 343 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 343 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8656616458-1">(</span><span·class="ss">example_cth</span><span·class="p"·data-group-id="8656616458-1">)</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="c1">%%·Mandatory·Callbacks</span><span·class="w"> | 344 | </span><span·class="c1">%%·Mandatory·Callbacks</span><span·class="w"> |
| 345 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 345 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-2">(</span><span·class="p"·data-group-id="8656616458-3">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="8656616458-3">]</span><span·class="p"·data-group-id="8656616458-2">)</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="c1">%%·Optional·Callbacks</span><span·class="w"> | 346 | </span><span·class="c1">%%·Optional·Callbacks</span><span·class="w"> |
| 347 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 347 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-4">(</span><span·class="p"·data-group-id="8656616458-5">[</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="8656616458-5">]</span><span·class="p"·data-group-id="8656616458-4">)</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="w"> | 348 | </span><span·class="w"> |
| 349 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 349 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-6">(</span><span·class="p"·data-group-id="8656616458-7">[</span><span·class="ss">pre_init_per_suite</span><span·class="p">/</span><span·class="mi">3</span><span·class="p"·data-group-id="8656616458-7">]</span><span·class="p"·data-group-id="865661[·...·truncated·by·diffoscope;·len:·4,·SHA:·44021a167f13d094844b227e9d97d834de20cf0473c99a9eddc5c702a1f66697·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 350 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-8">(</span><span·class="p"·data-group-id="8656616458-9">[</span><span·class="ss">post_end_per_suite</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="8656616458-9">]</span><span·class="p"·data-group-id="865661[·...·truncated·by·diffoscope;·len:·4,·SHA:·44021a167f13d094844b227e9d97d834de20cf0473c99a9eddc5c702a1f66697·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="w"> | 351 | </span><span·class="w"> |
| 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 352 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-10">(</span><span·class="p"·data-group-id="8656616458-11">[</span><span·class="ss">pre_init_per_testcase</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="8656616458-11">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·fb49478601c23f8fe1a86c63bf137ae42084c8f52993f0e9622a059825e63ac5·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 353 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-12">(</span><span·class="p"·data-group-id="8656616458-13">[</span><span·class="ss">post_end_per_testcase</span><span·class="p">/</span><span·class="mi">5</span><span·class="p"·data-group-id="8656616458-13">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·fb49478601c23f8fe1a86c63bf137ae42084c8f52993f0e9622a059825e63ac5·...·]-12">)</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="w"> | 354 | </span><span·class="w"> |
| 355 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 355 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-14">(</span><span·class="p"·data-group-id="8656616458-15">[</span><span·class="ss">on_tc_skip</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="8656616458-15">]</span><span·class="p"·data-group-id="8656616458-14">)</span><span·class="p">.</span><span·class="w"> |
| 356 | </span><span·class="w"> | 356 | </span><span·class="w"> |
| 357 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 357 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8656616458-16">(</span><span·class="p"·data-group-id="8656616458-17">[</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="8656616458-17">]</span><span·class="p"·data-group-id="8656616458-16">)</span><span·class="p">.</span><span·class="w"> |
| 358 | </span><span·class="c1">%%·This·hook·state·is·threaded·through·all·the·callbacks.</span><span·class="w"> | 358 | </span><span·class="c1">%%·This·hook·state·is·threaded·through·all·the·callbacks.</span><span·class="w"> |
| 359 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 359 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8656616458-18">(</span><span·class="ss">state</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8656616458-19">{</span><span·class="ss">filename</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">total[·...·truncated·by·diffoscope;·len:·489,·SHA:·bacadf7c52b2fe90f92a6906ea3b87a24abe31aef8f9dc67aca6c9ca9510c1c0·...·]-18">)</span><span·class="p">.</span><span·class="w"> |
| 360 | </span><span·class="c1">%%·This·example·hook·prints·its·results·to·a·file,·see·terminate/1.</span><span·class="w"> | 360 | </span><span·class="c1">%%·This·example·hook·prints·its·results·to·a·file,·see·terminate/1.</span><span·class="w"> |
| 361 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 361 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="8656616458-20">(</span><span·class="ss">test_run</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8656616458-21">{</span><span·class="ss">total</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">skipp[·...·truncated·by·diffoscope;·len:·182,·SHA:·ea46c798f838d6be94fbdea64f362e524b481ab84111cd4c64f9e50142996578·...·]-20">)</span><span·class="p">.</span><span·class="w"> |
| 362 | </span><span·class="c1">%%·Return·a·unique·id·for·this·CTH.</span><span·class="w"> | 362 | </span><span·class="c1">%%·Return·a·unique·id·for·this·CTH.</span><span·class="w"> |
| 363 | </span><span·class="c1">%%·Using·the·filename·means·the·hook·can·be·used·with·different</span><span·class="w"> | 363 | </span><span·class="c1">%%·Using·the·filename·means·the·hook·can·be·used·with·different</span><span·class="w"> |
| 364 | </span><span·class="c1">%%·log·files·to·separate·timing·data·within·the·same·test·run.</span><span·class="w"> | 364 | </span><span·class="c1">%%·log·files·to·separate·timing·data·within·the·same·test·run.</span><span·class="w"> |
| 365 | </span><span·class="c1">%%·See·Installing·a·CTH·for·more·information.</span><span·class="w"> | 365 | </span><span·class="c1">%%·See·Installing·a·CTH·for·more·information.</span><span·class="w"> |
| 366 | </span><span·class="nf">id</span><span·class="p"·data-group-id=" | 366 | </span><span·class="nf">id</span><span·class="p"·data-group-id="8656616458-22">(</span><span·class="n">Opts</span><span·class="p"·data-group-id="8656616458-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 367 | ····</span><span·class="c1">%%·the·path·is·relative·to·the·test·run·directory</span><span·class="w"> | 367 | ····</span><span·class="c1">%%·the·path·is·relative·to·the·test·run·directory</span><span·class="w"> |
| 368 | ····</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 368 | ····</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="8656616458-23">(</span><span·class="ss">filename</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opts</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"example_cth.log"</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·2e15fd2b3d447c57315801e10b3bae04958d6568f111d0c96a14c022fb1dd467·...·]-23">)</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="c1">%%·Always·called·before·any·other·callback·function.·Use·this·to·initiate</span><span·class="w"> | 369 | </span><span·class="c1">%%·Always·called·before·any·other·callback·function.·Use·this·to·initiate</span><span·class="w"> |
| 370 | </span><span·class="c1">%%·any·common·state.</span><span·class="w"> | 370 | </span><span·class="c1">%%·any·common·state.</span><span·class="w"> |
| 371 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 371 | </span><span·class="nf">init</span><span·class="p"·data-group-id="8656616458-24">(</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Opts</span><span·class="p"·data-group-id="8656616458-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 372 | ····</span><span·class="p"·data-group-id=" | 372 | ····</span><span·class="p"·data-group-id="8656616458-25">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="8656616458-26">{</span><span·class="ss">filename</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·602,·SHA:·916305754299621f28d5e7fca5b664679ba304696ef0a01df7acf8ab0fc09c08·...·]-25">}</span><span·class="p">.</span><span·class="w"> |
| 373 | </span><span·class="c1">%%·Called·before·init_per_suite·is·called.</span><span·class="w"> | 373 | </span><span·class="c1">%%·Called·before·init_per_suite·is·called.</span><span·class="w"> |
| 374 | </span><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id=" | 374 | </span><span·class="nf">pre_init_per_suite</span><span·class="p"·data-group-id="8656616458-28">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-group-id="8656616458-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 375 | ····</span><span·class="p"·data-group-id=" | 375 | ····</span><span·class="p"·data-group-id="8656616458-29">{</span><span·class="n">Config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="8656616458-30">{</span><span·class="ss">suit[·...·truncated·by·diffoscope;·len:·461,·SHA:·491e358af6137c7ca4da0e307bcfca61c799a6663029b45905d377c052ccfefc·...·]-29">}</span><span·class="p">.</span><span·class="w"> |
| 376 | </span><span·class="c1">%%·Called·after·end_per_suite.</span><span·class="w"> | 376 | </span><span·class="c1">%%·Called·after·end_per_suite.</span><span·class="w"> |
| 377 | </span><span·class="nf">post_end_per_suite</span><span·class="p"·data-group-id=" | 377 | </span><span·class="nf">post_end_per_suite</span><span·class="p"·data-group-id="8656616458-32">(</span><span·class="n">Suite</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">Return</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·babe9d77bb57646881c90542206739360c6ce5f7ac7a79a87ecfde37d7ef8d10·...·]-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 378 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 378 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8656616458-33">{</span><span·class="ss">suites</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">suite_total</span><span·class="p">,</span><span·class="w"> |
| 379 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id=" | 379 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="8656616458-34">(</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">tcs</span><span·class="p"·data-group-id="8656616458-34">)</span><span·class="p"·data-group-id="8656616458-33">}</span><span·class="p">,</span><span·class="w"> |
| 380 | ····</span><span·class="p"·data-group-id=" | 380 | ····</span><span·class="p"·data-group-id="8656616458-35">{</span><span·class="n">Return</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="8656616458-36">{</span><span·class="ss">data[·...·truncated·by·diffoscope;·len:·406,·SHA:·15cbcd3da869764abe00f51ac5e14d1894adb7a8dd0e8e1d65346b80125e245e·...·]-37">]</span><span·class="p">,</span><span·class="w"> |
| 381 | ·························</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">suite_total</span><span·class="p"·data-group-id=" | 381 | ·························</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">total</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">suite_total</span><span·class="p"·data-group-id="8656616458-36">}</span><span·class="p"·data-group-id="8656616458-35">}</span><span·class="p">.</span><span·class="w"> |
| 382 | </span><span·class="c1">%%·Called·before·each·init_per_testcase.</span><span·class="w"> | 382 | </span><span·class="c1">%%·Called·before·each·init_per_testcase.</span><span·class="w"> |
| 383 | </span><span·class="nf">pre_init_per_testcase</span><span·class="p"·data-group-id=" | 383 | </span><span·class="nf">pre_init_per_testcase</span><span·class="p"·data-group-id="8656616458-38">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">State</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·bdbc0b314f92ff0267100f98a4e790a201bee690b5a3a17a193bfed79ba3cf47·...·]-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 384 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id=" | 384 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="8656616458-39">(</span><span·class="ss">microsecond</span><span·class="p"·data-group-id="8656616458-39">)</span><span·class="p">,</span><span·class="w"> |
| 385 | ····</span><span·class="p"·data-group-id=" | 385 | ····</span><span·class="p"·data-group-id="8656616458-40">{</span><span·class="n">Config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="8656616458-41">{</span><span·class="ss">ts</[·...·truncated·by·diffoscope;·len:·590,·SHA:·efc7bfade80170acff75f9b6d491e1501c964dfaa5c67823eb94d895f2588017·...·]-40">}</span><span·class="p">.</span><span·class="w"> |
| 386 | </span><span·class="c1">%%·Called·after·each·end_per_testcase.</span><span·class="w"> | 386 | </span><span·class="c1">%%·Called·after·each·end_per_testcase.</span><span·class="w"> |
| 387 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id=" | 387 | </span><span·class="nf">post_end_per_testcase</span><span·class="p"·data-group-id="8656616458-42">(</span><span·class="n">Suite</span><span·class="p">,</span><span·class="n">TC</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Config</span><span·class="p">,</span><span·class="n">Return</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·67,·SHA:·21f91278e0ea3c0867b385776708dc9068ca26fc896f7a88e692341c7bb99f25·...·]-42">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 388 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id=" | 388 | ····</span><span·class="n">Now</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="8656616458-43">(</span><span·class="ss">microsecond</span><span·class="p"·data-group-id="8656616458-43">)</span><span·class="p">,</span><span·class="w"> |
| 389 | ····</span><span·class="n">TCInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 389 | ····</span><span·class="n">TCInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8656616458-44">{</span><span·class="ss">testcase</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·343,·SHA:·5130af26b923bcbb332ae68cb3a3eae0d7ea1734daa2556a402698d6adb4c7a3·...·]-44">}</span><span·class="p">,</span><span·class="w"> |
| 390 | ····</span><span·class="p"·data-group-id=" | 390 | ····</span><span·class="p"·data-group-id="8656616458-45">{</span><span·class="n">Return</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="8656616458-46">{</span><span·class="ss">ts</[·...·truncated·by·diffoscope;·len:·693,·SHA:·25074c99cccab62436b4ea5b4b52132c13931c49130e26255fc8ad0736387921·...·]-45">}</span><span·class="p">.</span><span·class="w"> |
| 391 | </span><span·class="c1">%%·Called·when·a·test·case·is·skipped·by·either·user·action</span><span·class="w"> | 391 | </span><span·class="c1">%%·Called·when·a·test·case·is·skipped·by·either·user·action</span><span·class="w"> |
| 392 | </span><span·class="c1">%%·or·due·to·an·init·function·failing.</span><span·class="w"> | 392 | </span><span·class="c1">%%·or·due·to·an·init·function·failing.</span><span·class="w"> |
| 393 | </span><span·class="nf">on_tc_skip</span><span·class="p"·data-group-id=" | 393 | </span><span·class="nf">on_tc_skip</span><span·class="p"·data-group-id="8656616458-48">(</span><span·class="p">_</span><span·class="n">Suite</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">TC</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class=[·...·truncated·by·diffoscope;·len:·134,·SHA:·5eb2aaeed26feac448c4efb6f554e33b07d96a2192f21391d3c94023ac8af968·...·]-48">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 394 | ····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id=" | 394 | ····</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p"·data-group-id="8656616458-49">{</span><span·class="ss">skipped</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">skipped<[·...·truncated·by·diffoscope;·len:·144,·SHA:·28401bca3de8c9f71fca7e19ec67959c5546064190fcafc3633a2b1e99fe6c18·...·]-49">}</span><span·class="p">.</span><span·class="w"> |
| 395 | </span><span·class="c1">%%·Called·when·the·scope·of·the·CTH·is·done.</span><span·class="w"> | 395 | </span><span·class="c1">%%·Called·when·the·scope·of·the·CTH·is·done.</span><span·class="w"> |
| 396 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 396 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="8656616458-50">(</span><span·class="n">State</span><span·class="p"·data-group-id="8656616458-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 397 | ····</span><span·class="c1">%%·use·append·to·avoid·data·loss·if·the·path·is·reused</span><span·class="w"> | 397 | ····</span><span·class="c1">%%·use·append·to·avoid·data·loss·if·the·path·is·reused</span><span·class="w"> |
| 398 | ····</span><span·class="p"·data-group-id=" | 398 | ····</span><span·class="p"·data-group-id="8656616458-51">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="8656616458-51">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·569,·SHA:·37754a050f1fe76ea50a730081700738653d3a8e44f7f4336304087927f46509·...·]-52">)</span><span·class="p">,</span><span·class="w"> |
| 399 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 399 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8656616458-54">(</span><span·class="n">File</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">.</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·340,·SHA:·dd504d2052d2b01578cc7b858ac19a9a2911e3f69507d3bfbba038367c8b63e1·...·]-54">)</span><span·class="p">,</span><span·class="w"> |
| 400 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 400 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="8656616458-57">(</span><span·class="n">File</span><span·class="p"·data-group-id="8656616458-57">)</span><span·class="p">,</span><span·class="w"> |
| 401 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 401 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 402 | </span><span·class="nf">results</span><span·class="p"·data-group-id=" | 402 | </span><span·class="nf">results</span><span·class="p"·data-group-id="8656616458-58">(</span><span·class="n">State</span><span·class="p"·data-group-id="8656616458-58">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 434 | ······<div·class="specs"> | 434 | ······<div·class="specs"> |
| 435 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>().</pre> | 435 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_event_mgr_ref()·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>().</pre> |
| 436 | ······</div> | 436 | ······</div> |
| 437 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·master·event·manager.·The·reference·can·be | 437 | <p>Gets·a·reference·to·the·<code·class="inline">Common·Test</code>·master·event·manager.·The·reference·can·be |
| 438 | used·to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 438 | used·to,·for·example,·add·a·user-specific·event·handler·while·tests·are·running.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gen_event</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="3620356223-1">(</span><span·class="nc">ct_master</span><span·class="p">:</span><span·class="nf">get_event_mgr_ref</span><span·class="p"·data-group-id="3620356223-2">(</span><span·class="p"·data-group-id="3620356223-2">)</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·244,·SHA:·6bbc32a25734b2c9363efb72010c10e10bf869986be849158ef80a98e0c5c33c·...·]-1">)</span></code></pre> |
| 439 | ··</section> | 439 | ··</section> |
| 440 | </section> | 440 | </section> |
| 441 | <section·class="detail"·id="progress/0"> | 441 | <section·class="detail"·id="progress/0"> |
| 442 | ··<div·class="detail-header"> | 442 | ··<div·class="detail-header"> |
| 443 | ····<a·href="#progress/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 443 | ····<a·href="#progress/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 444 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 444 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 770, 15 lines modified | Offset 770, 15 lines modified | ||
| 770 | ······<p·class="built-using"> | 770 | ······<p·class="built-using"> |
| 771 | ········Built·using | 771 | ········Built·using |
| 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 774 | ······</p> | 774 | ······</p> |
| 775 | <p>Copyright·©·1996-202 | 775 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 776 | ····</footer> | 776 | ····</footer> |
| 777 | ··</div> | 777 | ··</div> |
| 778 | </main> | 778 | </main> |
| 779 | </div> | 779 | </div> |
| 780 | <script> | 780 | <script> |
| 781 | ··function·mermaidLoaded()·{ | 781 | ··function·mermaidLoaded()·{ |
| 782 | ····mermaid.initialize({ | 782 | ····mermaid.initialize({ |
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| 152 | a·common·file·system.·<code·class="inline">Common·Test</code>·Master·cannot·start·test·nodes | 152 | a·common·file·system.·<code·class="inline">Common·Test</code>·Master·cannot·start·test·nodes |
| 153 | automatically.·The·nodes·must·be·started·in·advance·for·<code·class="inline">Common·Test</code>·Master·to | 153 | automatically.·The·nodes·must·be·started·in·advance·for·<code·class="inline">Common·Test</code>·Master·to |
| 154 | be·able·to·start·test·sessions·on·them.</p><p>Tests·are·started·by·calling·<a·href="ct_master.html#run/1"><code·class="inline">ct_master:run(TestSpecs)</code></a>·or | 154 | be·able·to·start·test·sessions·on·them.</p><p>Tests·are·started·by·calling·<a·href="ct_master.html#run/1"><code·class="inline">ct_master:run(TestSpecs)</code></a>·or |
| 155 | <a·href="ct_master.html#run/3"><code·class="inline">ct_master:run(TestSpecs,·InclNodes,·ExclNodes)</code></a></p><p><code·class="inline">TestSpecs</code>·is·either·the·name·of·a·test·specification·file·(string)·or·a·list | 155 | <a·href="ct_master.html#run/3"><code·class="inline">ct_master:run(TestSpecs,·InclNodes,·ExclNodes)</code></a></p><p><code·class="inline">TestSpecs</code>·is·either·the·name·of·a·test·specification·file·(string)·or·a·list |
| 156 | of·test·specifications.·If·it·is·a·list,·the·specifications·are·handled·(and·the | 156 | of·test·specifications.·If·it·is·a·list,·the·specifications·are·handled·(and·the |
| 157 | corresponding·tests·executed)·in·sequence.·An·element·in·a·<code·class="inline">TestSpecs</code>·list·can | 157 | corresponding·tests·executed)·in·sequence.·An·element·in·a·<code·class="inline">TestSpecs</code>·list·can |
| 158 | also·be·list·of·test·specifications.·The·specifications·in·such·a·list·are | 158 | also·be·list·of·test·specifications.·The·specifications·in·such·a·list·are |
| 159 | merged·into·one·combined·specification·before·test·execution.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_master</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 159 | merged·into·one·combined·specification·before·test·execution.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ct_master</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="8626884909-1">(</span><span·class="p"·data-group-id="8626884909-2">[</span><span·class="s">"ts1"</span><span·class="p">,</span><span·class="s">"ts2"</span><span·class="p">,</span><span·class="p"·data-group-id="8626884909-3">[</span><spa[·...·truncated·by·diffoscope;·len:·243,·SHA:·943c8157f625c4ef75d494e5e25661e4c0d1b70b16b76d339a6c56ffd834bada·...·]-1">)</span></code></pre><p>Here,·the·tests·specified·by·"ts1"·run·first,·then·the·tests·specified·by·"ts2", |
| 160 | and·finally·the·tests·specified·by·both·"ts3"·and·"ts4".</p><p>The·<code·class="inline">InclNodes</code>·argument·to·<code·class="inline">run/3</code>·is·a·list·of·node·names.·Function·<code·class="inline">run/3</code> | 160 | and·finally·the·tests·specified·by·both·"ts3"·and·"ts4".</p><p>The·<code·class="inline">InclNodes</code>·argument·to·<code·class="inline">run/3</code>·is·a·list·of·node·names.·Function·<code·class="inline">run/3</code> |
| 161 | runs·the·tests·in·<code·class="inline">TestSpecs</code>·just·like·<code·class="inline">run/1</code>,·but·also·takes·any·test·in | 161 | runs·the·tests·in·<code·class="inline">TestSpecs</code>·just·like·<code·class="inline">run/1</code>,·but·also·takes·any·test·in |
| 162 | <code·class="inline">TestSpecs</code>,·which·is·not·explicitly·tagged·with·a·particular·node·name,·and | 162 | <code·class="inline">TestSpecs</code>,·which·is·not·explicitly·tagged·with·a·particular·node·name,·and |
| 163 | execute·it·on·the·nodes·listed·in·<code·class="inline">InclNodes</code>.·By·using·<code·class="inline">run/3</code>·this·way,·any | 163 | execute·it·on·the·nodes·listed·in·<code·class="inline">InclNodes</code>.·By·using·<code·class="inline">run/3</code>·this·way,·any |
| 164 | test·specification·can·be·used,·with·or·without·node·information,·in·a | 164 | test·specification·can·be·used,·with·or·without·node·information,·in·a |
| 165 | large-scale·test·environment.</p><p><code·class="inline">ExclNodes</code>·is·a·list·of·nodes·to·be·excluded·from·the·test.·That·is,·tests·that | 165 | large-scale·test·environment.</p><p><code·class="inline">ExclNodes</code>·is·a·list·of·nodes·to·be·excluded·from·the·test.·That·is,·tests·that |
| 166 | are·specified·in·the·test·specification·to·run·on·a·particular·node·are·not | 166 | are·specified·in·the·test·specification·to·run·on·a·particular·node·are·not |
| Offset 192, 40 lines modified | Offset 192, 40 lines modified | ||
| 192 | achieved·using·constants).·The·alias·is·declared·with·a·<code·class="inline">node</code>·term·as·follows:</p><p><code·class="inline">{node,·NodeAlias,·NodeName}</code></p><p>If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">all_nodes</code>,·the·operation·or·test·is·performed·on | 192 | achieved·using·constants).·The·alias·is·declared·with·a·<code·class="inline">node</code>·term·as·follows:</p><p><code·class="inline">{node,·NodeAlias,·NodeName}</code></p><p>If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">all_nodes</code>,·the·operation·or·test·is·performed·on |
| 193 | all·specified·test·nodes.·(Declaring·a·term·without·a·<code·class="inline">NodeRefs</code>·element·has·the | 193 | all·specified·test·nodes.·(Declaring·a·term·without·a·<code·class="inline">NodeRefs</code>·element·has·the |
| 194 | same·effect).·If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">master</code>,·the·operation·is·only | 194 | same·effect).·If·<code·class="inline">NodeRefs</code>·has·the·value·<code·class="inline">master</code>,·the·operation·is·only |
| 195 | performed·on·the·<code·class="inline">Common·Test</code>·Master·node·(namely·set·the·log·directory·or | 195 | performed·on·the·<code·class="inline">Common·Test</code>·Master·node·(namely·set·the·log·directory·or |
| 196 | install·an·event·handler).</p><p>Consider·the·example·in·section | 196 | install·an·event·handler).</p><p>Consider·the·example·in·section |
| 197 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section | 197 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section |
| 198 | Running·Tests·and·Analysing·Results,·now·extended·with·node·information·and | 198 | Running·Tests·and·Analysing·Results,·now·extended·with·node·information·and |
| 199 | intended·to·be·executed·by·<code·class="inline">Common·Test</code>·Master:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 199 | intended·to·be·executed·by·<code·class="inline">Common·Test</code>·Master:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4202444165-1">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Top'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/test"</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·14,·SHA:·9cd8879a385d7a1e20eabf76ae6d65775914f1fc715852b142d52ac3cb05d07c·...·]5-1">}</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="p"·data-group-id=" | 200 | </span><span·class="p"·data-group-id="4202444165-2">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/t1"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·19,·SHA:·ebfa27b93fb0b20ea32d2d7d4835d325fe22de386e6e5e46585fb4b28b455db5·...·]5-2">}</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="4202444165-3">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T2'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/t2"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·19,·SHA:·ebfa27b93fb0b20ea32d2d7d4835d325fe22de386e6e5e46585fb4b28b455db5·...·]5-3">}</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="p"·data-group-id=" | 202 | </span><span·class="p"·data-group-id="4202444165-4">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T3'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/t3"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·19,·SHA:·ebfa27b93fb0b20ea32d2d7d4835d325fe22de386e6e5e46585fb4b28b455db5·...·]5-4">}</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="p"·data-group-id=" | 203 | </span><span·class="p"·data-group-id="4202444165-5">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'CfgFile'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"config.cfg"</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·18,·SHA:·e43f820d02e556587dbfa114f828b16714ad2e6598dc6e4a027d751c865c7b6e·...·]5-5">}</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="p"·data-group-id=" | 204 | </span><span·class="p"·data-group-id="4202444165-6">{</span><span·class="ss">define</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Node'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ct_node</span><span·class="p"·data-group-id="42024441[·...·truncated·by·diffoscope;·len:·1,·SHA:·e7f6c011776e8db7cd330b54174fd76f7d0216b612387a5ffcfb81e6f0919683·...·]5-6">}</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="p"·data-group-id=" | 205 | </span><span·class="p"·data-group-id="4202444165-7">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Node@host_x'</span><span·class="p"·data-group-id="42024[·...·truncated·by·diffoscope;·len:·4,·SHA:·479904cc2d928ec415b03c0c66f914e9e8e630042f82eb5066d59dd7dc7a0f48·...·]5-7">}</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="p"·data-group-id=" | 206 | </span><span·class="p"·data-group-id="4202444165-8">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Node@host_y'</span><span·class="p"·data-group-id="42024[·...·truncated·by·diffoscope;·len:·4,·SHA:·479904cc2d928ec415b03c0c66f914e9e8e630042f82eb5066d59dd7dc7a0f48·...·]5-8">}</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="p"·data-group-id=" | 207 | </span><span·class="p"·data-group-id="4202444165-9">{</span><span·class="ss">logdir</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">master</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/master_logs"</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·22,·SHA:·b27bf5edcbc293b583246e71187d7ddf74fd3dfaf6ac6f15446b4337a20591a1·...·]5-9">}</span><span·class="p">.</span><span·class="w"> |
| 208 | </span><span·class="p"·data-group-id=" | 208 | </span><span·class="p"·data-group-id="4202444165-10">{</span><span·class="ss">logdir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'Top'/logs"</span><span·class="p"·data-group-id="4202444165-10">}</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="p"·data-group-id=" | 209 | </span><span·class="p"·data-group-id="4202444165-11">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'T1'/'CfgFile'"</span><span·class="[·...·truncated·by·diffoscope;·len:·27,·SHA:·24c0f59dd39a34a17d69817b8c707c0619c8494eb62eb56cf784a792b408b26b·...·]5-11">}</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="p"·data-group-id=" | 210 | </span><span·class="p"·data-group-id="4202444165-12">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'T2'/'CfgFile'"</span><span·class="[·...·truncated·by·diffoscope;·len:·27,·SHA:·24c0f59dd39a34a17d69817b8c707c0619c8494eb62eb56cf784a792b408b26b·...·]5-12">}</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="p"·data-group-id=" | 211 | </span><span·class="p"·data-group-id="4202444165-13">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"'T3'/'CfgFile'"</span><span·class="p"·data-group-id="4202444165-13">}</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="p"·data-group-id=" | 212 | </span><span·class="p"·data-group-id="4202444165-14">{</span><span·class="ss">suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·73,·SHA:·c6bad12fc07cceca160c7e870824fb923451fbc71030a4d37d35faad02ba2eab·...·]5-14">}</span><span·class="p">.</span><span·class="w"> |
| 213 | </span><span·class="p"·data-group-id=" | 213 | </span><span·class="p"·data-group-id="4202444165-15">{</span><span·class="ss">skip_suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·347,·SHA:·6ca096d1899a7b2bcafe8c1b0c125ade40b15cced2b28f2faecde3c70d95b52c·...·]5-15">}</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="p"·data-group-id=" | 214 | </span><span·class="p"·data-group-id="4202444165-17">{</span><span·class="ss">skip_cases</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·414,·SHA:·d78ef0ab4f15a310cb6a651bc650cc61474af994d94c6c51e2d874420fa51782·...·]5-17">}</span><span·class="p">.</span><span·class="w"> |
| 215 | </span><span·class="p"·data-group-id=" | 215 | </span><span·class="p"·data-group-id="4202444165-19">{</span><span·class="ss">skip_cases</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T1'</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·357,·SHA:·e933dbe6638d22416a4299cb4c9e7e8d5d1bd925d5cad71d3fdb5c6935040962·...·]5-19">}</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="p"·data-group-id=" | 216 | </span><span·class="p"·data-group-id="4202444165-21">{</span><span·class="ss">suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T2'</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·244,·SHA:·2fb4c2289c244a1313fabe24965c497396cf5288b4260a9232fc4c0a908580e8·...·]5-21">}</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="p"·data-group-id=" | 217 | </span><span·class="p"·data-group-id="4202444165-23">{</span><span·class="ss">cases</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T2'</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·369,·SHA:·b74d7aef3bffc060db5f87e0dcc72d49ab3d5b8466d7f71f6f8258c5fb776f07·...·]5-23">}</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="p"·data-group-id=" | 218 | </span><span·class="p"·data-group-id="4202444165-25">{</span><span·class="ss">skip_suites</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'T3'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·99,·SHA:·bb8509cd3044d4bbde4f87f8ce373896f296d27a92398c331e18a10b3140b7c5·...·]5-25">}</span><span·class="p">.</span></code></pre><p>This·example·specifies·the·same·tests·as·the·original·example.·But·now·if |
| 219 | started·with·a·call·to·<code·class="inline">ct_master:run(TestSpecName)</code>,·test·<code·class="inline">t1</code>·is·executed·on | 219 | started·with·a·call·to·<code·class="inline">ct_master:run(TestSpecName)</code>,·test·<code·class="inline">t1</code>·is·executed·on |
| 220 | node·<code·class="inline">ct_node@host_x</code>·(<code·class="inline">node1</code>),·test·<code·class="inline">t2</code>·on·<code·class="inline">ct_node@host_y</code>·(<code·class="inline">node2</code>)·and | 220 | node·<code·class="inline">ct_node@host_x</code>·(<code·class="inline">node1</code>),·test·<code·class="inline">t2</code>·on·<code·class="inline">ct_node@host_y</code>·(<code·class="inline">node2</code>)·and |
| 221 | test·<code·class="inline">t3</code>·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Configuration·file·<code·class="inline">t1</code>·is·only·read·on | 221 | test·<code·class="inline">t3</code>·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Configuration·file·<code·class="inline">t1</code>·is·only·read·on |
| 222 | <code·class="inline">node1</code>·and·configuration·file·<code·class="inline">t2</code>·only·on·<code·class="inline">node2</code>,·while·the·configuration | 222 | <code·class="inline">node1</code>·and·configuration·file·<code·class="inline">t2</code>·only·on·<code·class="inline">node2</code>,·while·the·configuration |
| 223 | file·<code·class="inline">t3</code>·is·read·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Both·test·nodes·write·log·files | 223 | file·<code·class="inline">t3</code>·is·read·on·both·<code·class="inline">node1</code>·and·<code·class="inline">node2</code>.·Both·test·nodes·write·log·files |
| 224 | to·the·same·directory.·(However,·the·<code·class="inline">Common·Test</code>·Master·node·uses·a·different | 224 | to·the·same·directory.·(However,·the·<code·class="inline">Common·Test</code>·Master·node·uses·a·different |
| 225 | log·directory·than·the·test·nodes.)</p><p>If·the·test·session·is·instead·started·with·a·call·to | 225 | log·directory·than·the·test·nodes.)</p><p>If·the·test·session·is·instead·started·with·a·call·to |
| Offset 240, 21 lines modified | Offset 240, 21 lines modified | ||
| 240 | always·performed·too,·of·course.</p><h2·id="automatic-startup-of-test-target-nodes"·class="section-heading"> | 240 | always·performed·too,·of·course.</p><h2·id="automatic-startup-of-test-target-nodes"·class="section-heading"> |
| 241 | ··<a·href="#automatic-startup-of-test-target-nodes"·class="hover-link"> | 241 | ··<a·href="#automatic-startup-of-test-target-nodes"·class="hover-link"> |
| 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 243 | ··</a> | 243 | ··</a> |
| 244 | ··<span·class="text">Automatic·Startup·of·Test·Target·Nodes</span> | 244 | ··<span·class="text">Automatic·Startup·of·Test·Target·Nodes</span> |
| 245 | </h2> | 245 | </h2> |
| 246 | <p><a·href=""·id="ct_slave"></a></p><p>Initial·actions·can·be·started·and·performed·automatically·on·test·target·nodes | 246 | <p><a·href=""·id="ct_slave"></a></p><p>Initial·actions·can·be·started·and·performed·automatically·on·test·target·nodes |
| 247 | using·test·specification·term·<code·class="inline">init</code>.</p><p>Two·subterms·are·supported,·<code·class="inline">node_start</code>·and·<code·class="inline">eval</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 247 | using·test·specification·term·<code·class="inline">init</code>.</p><p>Two·subterms·are·supported,·<code·class="inline">node_start</code>·and·<code·class="inline">eval</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6430856592-1">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1@host1</span><span·class="p"·data-group-id="6430856592-1">}</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="p"·data-group-id=" | 248 | </span><span·class="p"·data-group-id="6430856592-2">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1@host2</span><span·class="p"·data-group-id="6430856592-2">}</span><span·class="p">.</span><span·class="w"> |
| 249 | </span><span·class="p"·data-group-id=" | 249 | </span><span·class="p"·data-group-id="6430856592-3">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node2@host2</span><span·class="p"·data-group-id="6430856592-3">}</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="p"·data-group-id=" | 250 | </span><span·class="p"·data-group-id="6430856592-4">{</span><span·class="nb">node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1@host3</span><span·class="p"·data-group-id="6430856592-4">}</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="p"·data-group-id="9625542511-5">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9625542511-6">[</span><span·class="p"·data-group-id="9625542511-7">{</span><span·class="ss">node_start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9625542511-8">[</span><span·class="p"·data-group-id="9625542511-9">{</span><span·class="ss">callback_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_slave_callback</span><span·class="p"·data-group-id="9625542511-9">}</span><span·class="p"·data-group-id="9625542511-8">]</span><span·class="p"·data-group-id="9625542511-7">}</span><span·class="p"·data-group-id="9625542511-6">]</span><span·class="p"·data-group-id="9625542511-5">}</span><span·class="p">.</span><span·class="w"> | ||
| 252 | </span><span·class="p"·data-group-id="9625542511-10">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9625542511-11">[</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node3</span><span·class="p"·data-group-id="9625542511-11">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9625542511-12">{</span><span·class="ss">node_start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9625542511-13">[</span><span·class="p"·data-group-id="9625542511-14">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_user"</span><span·class="p"·data-group-id="9625542511-14">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9625542511-15">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_password"</span><span·class="p"·data-group-id="9625542511-15">}</span><span·class="p"·data-group-id="9625542511-13">]</span><span·class="p"·data-group-id="9625542511-12">}</span><span·class="p"·data-group-id="9625542511-10">}</span><span·class="p">.</span><span·class="w"> | ||
| 253 | </span><span·class="p"·data-group-id=" | 251 | </span><span·class="p"·data-group-id="6430856592-5">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-6">[</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·646,·SHA:·bc99631f9924d8012f9e2ab03dab1c40d68aa63f71250331d5119c1f7420390b·...·] |
| 252 | </span><span·class="p"·data-group-id="6430856592-10">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-11">[</span><span·class="ss">node2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node3</span><span·class="p"·data-group-id="6430856592-11">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-12">{</span><span·class="ss">node_start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-13">[</span><span·class="p"·data-group-id="6430856592-14">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_user"</span><span·class="p"·data-group-id="6430856592-14">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-15">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ct_password"</span><span·class="p"·data-group-id="6430856592-15">}</span><span·class="p"·data-group-id="6430856592-13">]</span><span·class="p"·data-group-id="6430856592-12">}</span><span·class="p"·data-group-id="6430856592-10">}</span><span·class="p">.</span><span·class="w"> | ||
| 253 | </span><span·class="p"·data-group-id="6430856592-16">{</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-17">{</span><span·class="ss">eval</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-18">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">function</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6430856592-19">[</span><span·class="p"·data-group-id="6430856592-19">]</span><span·class="p"·data-group-id="6430856592-18">}</span><span·class="p"·data-group-id="6430856592-17">}</span><span·class="p"·data-group-id="6430856592-16">}</span><span·class="p">.</span></code></pre><p>This·test·specification·declares·that·<code·class="inline">node1@host1</code>·is·to·be·started·using·the | ||
| 254 | user·callback·function·<code·class="inline">callback_module:my_slave_callback/0</code>,·and·nodes | 254 | user·callback·function·<code·class="inline">callback_module:my_slave_callback/0</code>,·and·nodes |
| 255 | <code·class="inline">node1@host2</code>·and·<code·class="inline">node2@host2</code>·are·to·be·started·with·the·default·callback | 255 | <code·class="inline">node1@host2</code>·and·<code·class="inline">node2@host2</code>·are·to·be·started·with·the·default·callback |
| 256 | module·<code·class="inline">ct_slave</code>.·The·specified·username·and·password·are·used·to·log·on·to | 256 | module·<code·class="inline">ct_slave</code>.·The·specified·username·and·password·are·used·to·log·on·to |
| 257 | remote·host·<code·class="inline">host2</code>.·Also,·function·<code·class="inline">module:function/0</code>·is·evaluated·on | 257 | remote·host·<code·class="inline">host2</code>.·Also,·function·<code·class="inline">module:function/0</code>·is·evaluated·on |
| 258 | <code·class="inline">node1@host3</code>,·and·the·result·of·this·call·is·printed·to·the·log.</p><p>The·default·callback·module·<a·href="ct_slave.html"><code·class="inline">ct_slave</code></a>,·has·the·following·features:</p><ul><li>Starting·Erlang·target·nodes·on·local·or·remote·hosts·(application·<code·class="inline">SSH</code>·is | 258 | <code·class="inline">node1@host3</code>,·and·the·result·of·this·call·is·printed·to·the·log.</p><p>The·default·callback·module·<a·href="ct_slave.html"><code·class="inline">ct_slave</code></a>,·has·the·following·features:</p><ul><li>Starting·Erlang·target·nodes·on·local·or·remote·hosts·(application·<code·class="inline">SSH</code>·is |
| 259 | used·for·communication).</li><li>Ability·to·start·an·Erlang·emulator·with·more·flags·(any·flags·supported·by | 259 | used·for·communication).</li><li>Ability·to·start·an·Erlang·emulator·with·more·flags·(any·flags·supported·by |
| 260 | <code·class="inline">erl</code>·are·supported).</li><li>Supervision·of·a·node·being·started·using·internal·callback·functions.·Used·to | 260 | <code·class="inline">erl</code>·are·supported).</li><li>Supervision·of·a·node·being·started·using·internal·callback·functions.·Used·to |
| Offset 310, 15 lines modified | Offset 310, 15 lines modified | ||
| 310 | ······<p·class="built-using"> | 310 | ······<p·class="built-using"> |
| 311 | ········Built·using | 311 | ········Built·using |
| 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 314 | ······</p> | 314 | ······</p> |
| 315 | <p>Copyright·©·1996-202 | 315 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 316 | ····</footer> | 316 | ····</footer> |
| 317 | ··</div> | 317 | ··</div> |
| 318 | </main> | 318 | </main> |
| 319 | </div> | 319 | </div> |
| 320 | <script> | 320 | <script> |
| 321 | ··function·mermaidLoaded()·{ | 321 | ··function·mermaidLoaded()·{ |
| 322 | ····mermaid.initialize({ | 322 | ····mermaid.initialize({ |
| Offset 133, 50 lines modified | Offset 133, 50 lines modified | ||
| 133 | and·with·support·for·RFC·5277,·NETCONF·Event·Notifications.</p><p><a·href=""·id="Connecting"></a></p><p><em>Connecting·to·a·NETCONF·server</em></p><p>Call·<a·href="#connect/1"><code·class="inline">connect/1,2</code></a>·to·establish·a·connection·to·a·server,·then | 133 | and·with·support·for·RFC·5277,·NETCONF·Event·Notifications.</p><p><a·href=""·id="Connecting"></a></p><p><em>Connecting·to·a·NETCONF·server</em></p><p>Call·<a·href="#connect/1"><code·class="inline">connect/1,2</code></a>·to·establish·a·connection·to·a·server,·then |
| 134 | pass·the·returned·handle·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a>·to·establish·a·NETCONF | 134 | pass·the·returned·handle·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a>·to·establish·a·NETCONF |
| 135 | session·on·a·new·SSH·channel.·Each·call·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a> | 135 | session·on·a·new·SSH·channel.·Each·call·to·<a·href="#session/1"><code·class="inline">session/1-3</code></a> |
| 136 | establishes·a·new·session·on·the·same·connection,·and·results·in·a·hello·message | 136 | establishes·a·new·session·on·the·same·connection,·and·results·in·a·hello·message |
| 137 | to·the·server.</p><p>Alternately,·<a·href="#open/1"><code·class="inline">open/1,2</code></a>·can·be·used·to·establish·a·single·session·on | 137 | to·the·server.</p><p>Alternately,·<a·href="#open/1"><code·class="inline">open/1,2</code></a>·can·be·used·to·establish·a·single·session·on |
| 138 | a·dedicated·connection.·(Or,·equivalently,·<a·href="#only_open/1"><code·class="inline">only_open/1,2</code></a> | 138 | a·dedicated·connection.·(Or,·equivalently,·<a·href="#only_open/1"><code·class="inline">only_open/1,2</code></a> |
| 139 | followed·by·<a·href="#hello/1"><code·class="inline">hello/1-3</code></a>.)</p><p>Connect/session·options·can·be·specified·in·a·configuration·file·with·entries | 139 | followed·by·<a·href="#hello/1"><code·class="inline">hello/1-3</code></a>.)</p><p>Connect/session·options·can·be·specified·in·a·configuration·file·with·entries |
| 140 | like·the·following.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 140 | like·the·following.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9089175248-1">{</span><span·class="nf">server_id</span><span·class="p"·data-group-id="9089175248-2">(</span><span·class="p"·data-group-id="9089175248-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9089175248-3">[<[·...·truncated·by·diffoscope;·len:·236,·SHA:·346a22083380a6de423993d043d7fde1715ce4d1826a16010743e32da01a88e4·...·]-1">}</span><span·class="p">.</span></code></pre><p>The·<a·href="#t:server_id/0"><code·class="inline">server_id/0</code></a>·or·an·associated·<a·href="ct.html#t:target_name/0"><code·class="inline">ct:target_name/0</code></a>·can·then·be·passed·to |
| 141 | the·aforementioned·functions·to·use·the·referenced·configuration.</p><p><a·href=""·id="Signaling"></a></p><p><em>Signaling</em></p><p>Protocol·operations·in·the·NETCONF·protocol·are·realized·as·remote·procedure | 141 | the·aforementioned·functions·to·use·the·referenced·configuration.</p><p><a·href=""·id="Signaling"></a></p><p><em>Signaling</em></p><p>Protocol·operations·in·the·NETCONF·protocol·are·realized·as·remote·procedure |
| 142 | calls·(RPCs)·from·client·to·server·and·a·corresponding·reply·from·server·to | 142 | calls·(RPCs)·from·client·to·server·and·a·corresponding·reply·from·server·to |
| 143 | client.·RPCs·are·sent·using·like-named·functions·(eg. | 143 | client.·RPCs·are·sent·using·like-named·functions·(eg. |
| 144 | <a·href="#edit_config/3"><code·class="inline">edit_config/3-5</code></a>·to·send·an·edit-config·RPC),·with·the | 144 | <a·href="#edit_config/3"><code·class="inline">edit_config/3-5</code></a>·to·send·an·edit-config·RPC),·with·the |
| 145 | server·reply·as·return·value.·There·are·functions·for·each·RPC·defined·in·RFC | 145 | server·reply·as·return·value.·There·are·functions·for·each·RPC·defined·in·RFC |
| 146 | 6241·and·the·create-subscription·RPC·from·RFC·5277,·all·of·which·are·wrappers·on | 146 | 6241·and·the·create-subscription·RPC·from·RFC·5277,·all·of·which·are·wrappers·on |
| 147 | <a·href="#send_rpc/2"><code·class="inline">send_rpc/2,3</code></a>,·that·can·be·used·to·send·an·arbitrary·RPC·not | 147 | <a·href="#send_rpc/2"><code·class="inline">send_rpc/2,3</code></a>,·that·can·be·used·to·send·an·arbitrary·RPC·not |
| 148 | defined·in·RFC·6241·or·RFC·5277.</p><p>All·of·the·signaling·functions·have·one·variant·with·a·<code·class="inline">Timeout</code>·argument·and | 148 | defined·in·RFC·6241·or·RFC·5277.</p><p>All·of·the·signaling·functions·have·one·variant·with·a·<code·class="inline">Timeout</code>·argument·and |
| 149 | one·without,·corresponding·to·an·infinite·timeout.·The·latter·is·inappropriate | 149 | one·without,·corresponding·to·an·infinite·timeout.·The·latter·is·inappropriate |
| 150 | in·most·cases·since·a·non-response·by·the·server·or·a·missing·message-id·causes | 150 | in·most·cases·since·a·non-response·by·the·server·or·a·missing·message-id·causes |
| 151 | the·call·to·hang·indefinitely.</p><p><a·href=""·id="Logging"></a></p><p><em>Logging</em></p><p>The·NETCONF·server·uses·<code·class="inline">error_logger</code>·for·logging·of·NETCONF·traffic.·A·special | 151 | the·call·to·hang·indefinitely.</p><p><a·href=""·id="Logging"></a></p><p><em>Logging</em></p><p>The·NETCONF·server·uses·<code·class="inline">error_logger</code>·for·logging·of·NETCONF·traffic.·A·special |
| 152 | purpose·error·handler·is·implemented·in·<code·class="inline">ct_conn_log_h</code>.·To·use·this·error | 152 | purpose·error·handler·is·implemented·in·<code·class="inline">ct_conn_log_h</code>.·To·use·this·error |
| 153 | handler,·add·the·<code·class="inline">cth_conn_log</code>·hook·in·the·test·suite,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 153 | handler,·add·the·<code·class="inline">cth_conn_log</code>·hook·in·the·test·suite,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="9016813217-1">(</span><span·class="p"·data-group-id="9016813217-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 154 | ····</span><span·class="p"·data-group-id=" | 154 | ····</span><span·class="p"·data-group-id="9016813217-2">[</span><span·class="p"·data-group-id="9016813217-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9016813217-4">[</span><span·class="p"·data-group-id="9016813217-5">{</[·...·truncated·by·diffoscope;·len:·937,·SHA:·3372191a3dfe2bf1a3a18384939ff0f5cfd1be59e4d5fe9778aea59484770f5b·...·]-2">]</span><span·class="p">.</span></code></pre><p><code·class="inline">conn_log_mod()</code>·is·the·name·of·the·<code·class="inline">Common·Test</code>·module·implementing·the |
| 155 | connection·protocol,·for·example,·<code·class="inline">ct_netconfc</code>.</p><p>Hook·option·<code·class="inline">log_type</code>·specifies·the·type·of·logging:</p><ul><li><p><strong><code·class="inline">raw</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text | 155 | connection·protocol,·for·example,·<code·class="inline">ct_netconfc</code>.</p><p>Hook·option·<code·class="inline">log_type</code>·specifies·the·type·of·logging:</p><ul><li><p><strong><code·class="inline">raw</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text |
| 156 | file·"as·is"·without·any·formatting.·A·link·to·the·file·is·added·to·the·test | 156 | file·"as·is"·without·any·formatting.·A·link·to·the·file·is·added·to·the·test |
| 157 | case·HTML·log.</p></li><li><p><strong><code·class="inline">pretty</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text | 157 | case·HTML·log.</p></li><li><p><strong><code·class="inline">pretty</code></strong>·-·The·sent·and·received·NETCONF·data·is·logged·to·a·separate·text |
| 158 | file·with·XML·data·nicely·indented.·A·link·to·the·file·is·added·to·the·test | 158 | file·with·XML·data·nicely·indented.·A·link·to·the·file·is·added·to·the·test |
| 159 | case·HTML·log.</p></li><li><p><strong><code·class="inline">html·(default)</code></strong>·-·The·sent·and·received·NETCONF·traffic·is·pretty·printed | 159 | case·HTML·log.</p></li><li><p><strong><code·class="inline">html·(default)</code></strong>·-·The·sent·and·received·NETCONF·traffic·is·pretty·printed |
| 160 | directly·in·the·test·case·HTML·log.</p></li><li><p><strong><code·class="inline">silent</code></strong>·-·NETCONF·traffic·is·not·logged.</p></li></ul><p>By·default,·all·NETCONF·traffic·is·logged·in·one·single·log·file.·However, | 160 | directly·in·the·test·case·HTML·log.</p></li><li><p><strong><code·class="inline">silent</code></strong>·-·NETCONF·traffic·is·not·logged.</p></li></ul><p>By·default,·all·NETCONF·traffic·is·logged·in·one·single·log·file.·However, |
| 161 | different·connections·can·be·logged·in·separate·files.·To·do·this,·use·hook | 161 | different·connections·can·be·logged·in·separate·files.·To·do·this,·use·hook |
| 162 | option·<code·class="inline">hosts</code>·and·list·the·names·of·the·servers/connections·to·be·used·in·the | 162 | option·<code·class="inline">hosts</code>·and·list·the·names·of·the·servers/connections·to·be·used·in·the |
| 163 | suite.·The·connections·must·be·named·for·this·to·work,·that·is,·they·must·be | 163 | suite.·The·connections·must·be·named·for·this·to·work,·that·is,·they·must·be |
| 164 | opened·with·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p><p>Option·<code·class="inline">hosts</code>·has·no·effect·if·<code·class="inline">log_type</code>·is·set·to·<code·class="inline">html</code>·or·<code·class="inline">silent</code>.</p><p>The·hook·options·can·also·be·specified·in·a·configuration·file·with | 164 | opened·with·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p><p>Option·<code·class="inline">hosts</code>·has·no·effect·if·<code·class="inline">log_type</code>·is·set·to·<code·class="inline">html</code>·or·<code·class="inline">silent</code>.</p><p>The·hook·options·can·also·be·specified·in·a·configuration·file·with |
| 165 | configuration·variable·<code·class="inline">ct_conn_log</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1712948651-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id="1712948651-2">[</span><span·class="p"·data-group-id="1712948651-3">{</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">conn_log_mod</span><span·class="p"·data-group-id="1712948651-4">(</span><span·class="p"·data-group-id="1712948651-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">conn_log_options</span><span·class="p"·data-group-id="1712948651-5">(</span><span·class="p"·data-group-id="1712948651-5">)</span><span·class="p"·data-group-id="1712948651-3">}</span><span·class="p"·data-group-id="1712948651-2">]</span><span·class="p"·data-group-id="1712948651-1">}</span><span·class="p">.</span></code></pre><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4885510794-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id="4885510794-2">[</span><span·class="p"·data-group-id="4885510794-3">{</span><span·class="ss">ct_netconfc</span><span·class="p">,</span><span·class="p"·data-group-id="4885510794-4">[</span><span·class="p"·data-group-id="4885510794-5">{</span><span·class="ss">log_type</span><span·class="p">,</span><span·class="ss">pretty</span><span·class="p"·data-group-id="4885510794-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 166 | 165 | configuration·variable·<code·class="inline">ct_conn_log</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7063806748-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1338,·SHA:·64fb1cd97110fdcfad0a83b7d73dbcee67eb34517bae7cc839eb38398cdf4b18·...·] | |
| 166 | ····························</span><span·class="p"·data-group-id="3350983128-6">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="3350983128-7">[</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">key_or_name</span><span·class="p"·data-group-id="3350983128-8">(</span><span·class="p"·data-group-id="3350983128-8">)</span><span·class="p"·data-group-id="3350983128-7">]</span><span·class="p"·data-group-id="3350983128-6">}</span><span·class="p"·data-group-id="3350983128-4">]</span><span·class="p"·data-group-id="3350983128-3">}</span><span·class="p"·data-group-id="3350983128-2">]</span><span·class="p"·data-group-id="3350983128-1">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Hook·options·specified·in·a·configuration·file·overwrite·the·hard-coded·hook | ||
| 167 | options·in·the·test·suite.</p></section><p><em>Logging·Example·1:</em></p><p><a·href=""·id="Logging_example_1"></a></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·pretty·printing·of·NETCONF·traffic·to | 167 | options·in·the·test·suite.</p></section><p><em>Logging·Example·1:</em></p><p><a·href=""·id="Logging_example_1"></a></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·pretty·printing·of·NETCONF·traffic·to |
| 168 | separate·logs·for·the·connections·named·<code·class="inline">nc_server1</code>·and·<code·class="inline">nc_server2</code>.·Any·other | 168 | separate·logs·for·the·connections·named·<code·class="inline">nc_server1</code>·and·<code·class="inline">nc_server2</code>.·Any·other |
| 169 | connections·are·logged·to·default·NETCONF·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 169 | connections·are·logged·to·default·NETCONF·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="5297173379-1">(</span><span·class="p"·data-group-id="5297173379-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ···</span><span·class="p"·data-group-id="7248735178-2">[</span><span·class="p"·data-group-id="7248735178-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7248735178-4">[</span><span·class="p"·data-group-id="7248735178-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7248735178-6">[</span><span·class="p"·data-group-id="7248735178-7">{</span><span·class="ss">ct_netconfc</span><span·class="p">,</span><span·class="p"·data-group-id="7248735178-8">[</span><span·class="p"·data-group-id="7248735178-9">{</span><span·class="ss">log_type</span><span·class="p">,</span><span·class="ss">pretty</span><span·class="p"·data-group-id="7248735178-9">}</span><span·class="p">}</span><span·class="p">,</span><span·class="w"> | ||
| 171 | ··············································</span><span·class="p"·data-group-id="7248735178-10">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="7248735178-11">[</span><span·class="ss">nc_server1</span><span·class="p">,</span><span·class="ss">nc_server2</span><span·class="p"·data-group-id="7248735178-11">]</span><span·class="p"·data-group-id="7248735178-10">}</span><span·class="p"·data-group-id="7248735178-8">]</span><span·class="p"·data-group-id="7248735178-7">}</span><span·class="w"> | ||
| 172 | ·······························</span><span·class="p"·data-group-id="7248735178-6">]</span><span·class="p"·data-group-id="7248735178-5">}</span><span·class="p"·data-group-id="7248735178-4">]</span><span·class="p"·data-group-id="7248735178-3">}</span><span·class="p"·data-group-id="7248735178-2">]</span><span·class="p">.</span></code></pre><p>Connections·must·be·opened·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">open</span><span·class="p"·data-group-id="6294506067-1">(</span><span·class="ss">nc_server1</span><span·class="p">,</span><span·class="p"·data-group-id="6294506067-2">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6294506067-2">]</span><span·class="p"·data-group-id="6294506067-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 173 | </span><span·class="nf">open</span><span·class="p"·data-group-id="6294506067-3">(</span><span·class="ss">nc_server2</span><span·class="p">,</span><span·class="p"·data-group-id="6294506067-4">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6294506067-4">]</span><span·class="p"·data-group-id="6294506067-3">)</span><span·class="p">.</span></code></pre><p><em>Logging·Example·2:</em></p><p><a·href=""·id="Logging_example_2"></a></p><p>The·following·configuration·file·causes·raw·logging·of·all·NETCONF·traffic·in·to | ||
| 174 | 170 | ···</span><span·class="p"·data-group-id="5297173379-2">[</span><span·class="p"·data-group-id="5297173379-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5297173379-4">[</span><span·c[·...·truncated·by·diffoscope;·len:·581,·SHA:·8d3554ee32a86b4d1cbab1edd2a90ea8e07689f5fbd91e17f36bfa5ea72b4253·...·]</span><span·class="w"> | |
| 171 | ··············································</span><span·class="p"·data-group-id="5297173379-10">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="5297173379-11">[</span><span·class="ss">nc_server1</span><span·class="p">,</span><span·class="ss">nc_server2</span><span·class="p"·data-group-id="5297173379-11">]</span><span·class="p"·data-group-id="5297173379-10">}</span><span·class="p"·data-group-id="5297173379-8">]</span><span·class="p"·data-group-id="5297173379-7">}</span><span·class="w"> | ||
| 172 | ·······························</span><span·class="p"·data-group-id="5297173379-6">]</span><span·class="p"·data-group-id="5297173379-5">}</span><span·class="p"·data-group-id="5297173379-4">]</span><span·class="p"·data-group-id="5297173379-3">}</span><span·class="p"·data-group-id="5297173379-2">]</span><span·class="p">.</span></code></pre><p>Connections·must·be·opened·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">open</span><span·class="p"·data-group-id="9908411196-1">(</span><span·class="ss">nc_server1</span><span·class="p">,</span><span·class="p"·data-group-id="9908411196-2">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="9908411196-2">]</span><span·class="p"·data-group-id="9908411196-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 173 | </span><span·class="nf">open</span><span·class="p"·data-group-id="9908411196-3">(</span><span·class="ss">nc_server2</span><span·class="p">,</span><span·class="p"·data-group-id="9908411196-4">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="9908411196-4">]</span><span·class="p"·data-group-id="9908411196-3">)</span><span·class="p">.</span></code></pre><p><em>Logging·Example·2:</em></p><p><a·href=""·id="Logging_example_2"></a></p><p>The·following·configuration·file·causes·raw·logging·of·all·NETCONF·traffic·in·to | ||
| 174 | one·single·text·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6699878327-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="p"·data-group-id="6699878327-2">[</span><span·class="p"·data-group-id="6699878327-3">{</span><span·class="ss">ct_netconfc</span><span·class="p">,</span><span·class="p"·data-group-id="6699878327-4">[</span><span·class="p"·data-group-id="6699878327-5">{</span><span·class="ss">log_type</span><span·class="p">,</span><span·class="ss">raw</span><span·class="p"·data-group-id="6699878327-5">}</span><span·class="p"·data-group-id="6699878327-4">]</span><span·class="p"·data-group-id="6699878327-3">}</span><span·class="p"·data-group-id="6699878327-2">]</span><span·class="p"·data-group-id="6699878327-1">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">ct_hooks</code>·statement·must·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="3521426938-1">(</span><span·class="p"·data-group-id="3521426938-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 175 | ····</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="p"·data-group-id="3521426938-2">[</span><span·class="p"·data-group-id="3521426938-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3521426938-4">[</span><span·class="p"·data-group-id="3521426938-5">{</[·...·truncated·by·diffoscope;·len:·395,·SHA:·98e3bb396adbc1ac85c43fcadbe97be675cddd95d3405ab2f43cd70441c040a8·...·]-2">]</span><span·class="p">.</span></code></pre><p>The·same·<code·class="inline">ct_hooks</code>·statement·without·the·configuration·file·would·cause·HTML |
| 176 | logging·of·all·NETCONF·connections·in·to·the·test·case·HTML·log.</p> | 176 | logging·of·all·NETCONF·connections·in·to·the·test·case·HTML·log.</p> |
| 177 | ····</section> | 177 | ····</section> |
| 178 | </div> | 178 | </div> |
| 179 | ··<section·id="summary"·class="details-list"> | 179 | ··<section·id="summary"·class="details-list"> |
| 180 | ····<h1·class="section-heading"> | 180 | ····<h1·class="section-heading"> |
| Offset 2097, 16 lines modified | Offset 2097, 16 lines modified | ||
| 2097 | ·························Result·::·ok·|·{error,·<a·href="#t:error_reason/0">error_reason</a>()}.</pre> | 2097 | ·························Result·::·ok·|·{error,·<a·href="#t:error_reason/0">error_reason</a>()}.</pre> |
| 2098 | ······</div> | 2098 | ······</div> |
| 2099 | <p>Edits·configuration·data.</p><p>By·default·only·the·running·target·is·available,·unless·the·server·includes | 2099 | <p>Edits·configuration·data.</p><p>By·default·only·the·running·target·is·available,·unless·the·server·includes |
| 2100 | <code·class="inline">:candidate</code>·or·<code·class="inline">:startup</code>·in·its·list·of·capabilities.</p><p><code·class="inline">OptParams</code>·can·be·used·for·specifying·optional·parameters·(<code·class="inline">default-operation</code>, | 2100 | <code·class="inline">:candidate</code>·or·<code·class="inline">:startup</code>·in·its·list·of·capabilities.</p><p><code·class="inline">OptParams</code>·can·be·used·for·specifying·optional·parameters·(<code·class="inline">default-operation</code>, |
| 2101 | <code·class="inline">test-option</code>,·or·<code·class="inline">error-option</code>)·to·be·added·to·the·<code·class="inline">edit-config</code>·request.·The | 2101 | <code·class="inline">test-option</code>,·or·<code·class="inline">error-option</code>)·to·be·added·to·the·<code·class="inline">edit-config</code>·request.·The |
| 2102 | value·must·be·a·list·containing·valid·simple·XML,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2102 | value·must·be·a·list·containing·valid·simple·XML,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4637840005-1">[</span><span·class="p"·data-group-id="4637840005-2">{</span><span·class="ss">'default-operation'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4637840005-3">[</span><span·class="s">"none&qu[·...·truncated·by·diffoscope;·len:·104,·SHA:·1a6ee5ee6752a41dce272d7071697e2274610fe4a6178e12b13a1f8487e508b6·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 2103 | ·</span><span·class="p"·data-group-id=" | 2103 | ·</span><span·class="p"·data-group-id="4637840005-4">{</span><span·class="ss">'error-option'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4637840005-5">[</span><span·class="s">"rollback-on-error"</span><span·class="p"·data-group-id="4637[·...·truncated·by·diffoscope;·len:·112,·SHA:·a8ec9f4948038936b8c468b2847c5baf28ad3363e582bcf60bdae60f7833fdb9·...·]-1">]</span></code></pre><p>If·<code·class="inline">OptParams</code>·is·not·given,·the·default·value·<code·class="inline">[]</code>·is·used.</p> |
| 2104 | ··</section> | 2104 | ··</section> |
| 2105 | </section> | 2105 | </section> |
| 2106 | <section·class="detail"·id="get/2"> | 2106 | <section·class="detail"·id="get/2"> |
| 2107 | ··<div·class="detail-header"> | 2107 | ··<div·class="detail-header"> |
| 2108 | ····<a·href="#get/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2108 | ····<a·href="#get/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2109 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2109 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3158, 15 lines modified | Offset 3158, 15 lines modified | ||
| 3158 | ······<p·class="built-using"> | 3158 | ······<p·class="built-using"> |
| 3159 | ········Built·using | 3159 | ········Built·using |
| 3160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3162 | ······</p> | 3162 | ······</p> |
| 3163 | <p>Copyright·©·1996-202 | 3163 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3164 | ····</footer> | 3164 | ····</footer> |
| 3165 | ··</div> | 3165 | ··</div> |
| 3166 | </main> | 3166 | </main> |
| 3167 | </div> | 3167 | </div> |
| 3168 | <script> | 3168 | <script> |
| 3169 | ··function·mermaidLoaded()·{ | 3169 | ··function·mermaidLoaded()·{ |
| 3170 | ····mermaid.initialize({ | 3170 | ····mermaid.initialize({ |
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| 131 | <p>Support·in·Common·Test·for·running·property-based·tests.</p><p>This·module·helps·running·property-based·tests·in·the·<code·class="inline">Common·Test</code>·framework. | 131 | <p>Support·in·Common·Test·for·running·property-based·tests.</p><p>This·module·helps·running·property-based·tests·in·the·<code·class="inline">Common·Test</code>·framework. |
| 132 | One·(or·more)·of·the·property·testing·tools</p><ul><li><a·href="http://www.quviq.com">QuickCheck</a>,</li><li><a·href="https://proper-testing.github.io">PropEr</a>·or</li><li><a·href="https://github.com/krestenkrab/triq">Triq</a></li></ul><p>is·assumed·to·be·installed.</p><p>The·idea·with·this·module·is·to·have·a·<code·class="inline">Common·Test</code>·test·suite·calling·a | 132 | One·(or·more)·of·the·property·testing·tools</p><ul><li><a·href="http://www.quviq.com">QuickCheck</a>,</li><li><a·href="https://proper-testing.github.io">PropEr</a>·or</li><li><a·href="https://github.com/krestenkrab/triq">Triq</a></li></ul><p>is·assumed·to·be·installed.</p><p>The·idea·with·this·module·is·to·have·a·<code·class="inline">Common·Test</code>·test·suite·calling·a |
| 133 | property·testing·tool·with·special·property·test·suites·as·defined·by·that·tool. | 133 | property·testing·tool·with·special·property·test·suites·as·defined·by·that·tool. |
| 134 | The·tests·are·collected·in·the·<code·class="inline">test</code>·directory·of·the·application.·The·<code·class="inline">test</code> | 134 | The·tests·are·collected·in·the·<code·class="inline">test</code>·directory·of·the·application.·The·<code·class="inline">test</code> |
| 135 | directory·has·a·subdirectory·<code·class="inline">property_test</code>,·where·everything·needed·for·the | 135 | directory·has·a·subdirectory·<code·class="inline">property_test</code>,·where·everything·needed·for·the |
| 136 | property·tests·are·collected.·The·usual·Erlang·application·directory·structure | 136 | property·tests·are·collected.·The·usual·Erlang·application·directory·structure |
| 137 | is·assumed.</p><p>A·typical·<code·class="inline">Common·Test</code>·test·suite·using·<code·class="inline">ct_property_test</code>·is·organized·as | 137 | is·assumed.</p><p>A·typical·<code·class="inline">Common·Test</code>·test·suite·using·<code·class="inline">ct_property_test</code>·is·organized·as |
| 138 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 138 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9813835677-1">(</span><span·class="ss">my_prop_test_SUITE</span><span·class="p"·data-group-id="9813835677-1">)</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 139 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="9813835677-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="9813835677-2">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="w"> | 140 | </span><span·class="w"> |
| 141 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 141 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9813835677-3">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="9813835677-3">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 142 | </span><span·class="nf">all</span><span·class="p"·data-group-id="9813835677-4">(</span><span·class="p"·data-group-id="9813835677-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9813835677-5">[</span><span·class="ss">prop_ftp_case</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·17bd61c2800af534ea84606c5cbb7d06415d42ad8943b74468d6c316a44cc4ff·...·]-5">]</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 143 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="9813835677-6">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9813835677-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="9813835677-7">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9813835677-7">)</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="c1">%%%----·test·case</span><span·class="w"> | 145 | </span><span·class="c1">%%%----·test·case</span><span·class="w"> |
| 146 | </span><span·class="nf">prop_ftp_case</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">prop_ftp_case</span><span·class="p"·data-group-id="9813835677-8">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9813835677-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id=" | 147 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id="9813835677-9">(</span><span·class="w"> |
| 148 | ······</span><span·class="nc">ftp_simple_client_server</span><span·class="p">:</span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id=" | 148 | ······</span><span·class="nc">ftp_simple_client_server</span><span·class="p">:</span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id="9813835677-10">(</span><span·class="p"·data-group-id="9813835677-10">)</span><span·class="p">,</span><span·class="w"> |
| 149 | ······</span><span·class="n">Config</span><span·class="w"> | 149 | ······</span><span·class="n">Config</span><span·class="w"> |
| 150 | ·····</span><span·class="p"·data-group-id=" | 150 | ·····</span><span·class="p"·data-group-id="9813835677-9">)</span><span·class="p">.</span></code></pre><p>and·the·the·property·test·module·(in·this·example |
| 151 | <code·class="inline">ftp_simple_client_server.erl</code>)·as·almost·a·usual·property·testing·module·(More | 151 | <code·class="inline">ftp_simple_client_server.erl</code>)·as·almost·a·usual·property·testing·module·(More |
| 152 | examples·are·in·<a·href="ct_property_test_chapter.html">the·User's·Guide</a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 152 | examples·are·in·<a·href="ct_property_test_chapter.html">the·User's·Guide</a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0956867459-1">(</span><span·class="ss">ftp_simple_client_server</span><span·class="p"·data-group-id="0956867459-1">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0956867459-2">(</span><span·class="p"·data-group-id="0956867459-3">[</span><span·class="ss">prop_ftp</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·66,·SHA:·c0d0be3a387a2e5791739ff6b1e95aa1143d2de917100d79ba36e012cf99f629·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="w"> | 154 | </span><span·class="w"> |
| 155 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 155 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="0956867459-4">(</span><span·class="s">"common_test/include/ct_property_test.hrl"</span><span·class="p"·data-group-id="0956867459-4">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id=" | 156 | </span><span·class="nf">prop_ftp</span><span·class="p"·data-group-id="0956867459-5">(</span><span·class="p"·data-group-id="0956867459-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="0956867459-6">(</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 158 | ····</section> | 158 | ····</section> |
| 159 | </div> | 159 | </div> |
| 160 | ··<section·id="summary"·class="details-list"> | 160 | ··<section·id="summary"·class="details-list"> |
| 161 | ····<h1·class="section-heading"> | 161 | ····<h1·class="section-heading"> |
| 162 | ······<a·class="hover-link"·href="#summary"> | 162 | ······<a·class="hover-link"·href="#summary"> |
| Offset 842, 15 lines modified | Offset 842, 15 lines modified | ||
| 842 | <code·class="inline">{fail,·Explanation}</code>.</p><p>If·support·is·found,·the·option·<code·class="inline">{property_test_tool,ToolModule}</code>·with·the | 842 | <code·class="inline">{fail,·Explanation}</code>.</p><p>If·support·is·found,·the·option·<code·class="inline">{property_test_tool,ToolModule}</code>·with·the |
| 843 | selected·tool·main·module·name·(<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>)·is·added·to·the·list | 843 | selected·tool·main·module·name·(<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>)·is·added·to·the·list |
| 844 | <code·class="inline">Config</code>·which·then·is·returned.</p><p>The·property·tests·are·assumed·to·be·in·a·subdirectory·named·<code·class="inline">property_test</code>. | 844 | <code·class="inline">Config</code>·which·then·is·returned.</p><p>The·property·tests·are·assumed·to·be·in·a·subdirectory·named·<code·class="inline">property_test</code>. |
| 845 | All·found·Erlang·files·in·that·directory·are·compiled·with·one·of·the·macros | 845 | All·found·Erlang·files·in·that·directory·are·compiled·with·one·of·the·macros |
| 846 | <code·class="inline">'EQC'</code>,·<code·class="inline">'PROPER'</code>·or·<code·class="inline">'TRIQ'</code>·set,·depending·on·which·tool·that·is·first | 846 | <code·class="inline">'EQC'</code>,·<code·class="inline">'PROPER'</code>·or·<code·class="inline">'TRIQ'</code>·set,·depending·on·which·tool·that·is·first |
| 847 | found.·This·could·make·parts·of·the·Erlang·property·tests·code·to·be·included·or | 847 | found.·This·could·make·parts·of·the·Erlang·property·tests·code·to·be·included·or |
| 848 | excluded·with·the·macro·directives·<code·class="inline">-ifdef(Macro).</code>·or·<code·class="inline">-ifndef(Macro).</code>.</p><p>The·file(s)·in·the·<code·class="inline">property_test</code>·subdirectory·could,·or·should,·include·the | 848 | excluded·with·the·macro·directives·<code·class="inline">-ifdef(Macro).</code>·or·<code·class="inline">-ifndef(Macro).</code>.</p><p>The·file(s)·in·the·<code·class="inline">property_test</code>·subdirectory·could,·or·should,·include·the |
| 849 | ct_property_test·include·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 849 | ct_property_test·include·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="2325094564-1">(</span><span·class="s">"common_test/include/ct_property_test.hrl"</span><span·class="p"·data-group-id="2325094564-1">)</span><span·class="p">.</span></code></pre><p>This·included·file·will:</p><ul><li>Include·the·correct·tool's·include·file</li><li>Set·the·macro·<code·class="inline">'MOD_eqc'</code>·to·the·correct·module·name·for·the·selected·tool. |
| 850 | That·is,·the·macro·<code·class="inline">'MOD_eqc'</code>·is·set·to·either·<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>.</li></ul> | 850 | That·is,·the·macro·<code·class="inline">'MOD_eqc'</code>·is·set·to·either·<code·class="inline">eqc</code>,·<code·class="inline">proper</code>·or·<code·class="inline">triq</code>.</li></ul> |
| 851 | ··</section> | 851 | ··</section> |
| 852 | </section> | 852 | </section> |
| 853 | <section·class="detail"·id="num_calls/1"> | 853 | <section·class="detail"·id="num_calls/1"> |
| 854 | ··<div·class="detail-header"> | 854 | ··<div·class="detail-header"> |
| 855 | ····<a·href="#num_calls/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 855 | ····<a·href="#num_calls/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 947, 34 lines modified | Offset 947, 34 lines modified | ||
| 947 | ····························Config·::·<a·href="../../../../lib/stdlib-6.2.1/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>(), | 947 | ····························Config·::·<a·href="../../../../lib/stdlib-6.2.1/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>(), |
| 948 | ····························Options0·::·<a·href="../../../../lib/stdlib-6.2.1/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>().</pre> | 948 | ····························Options0·::·<a·href="../../../../lib/stdlib-6.2.1/doc/html/proplists.html#t:proplist/0">proplists:proplist</a>().</pre> |
| 949 | ······</div> | 949 | ······</div> |
| 950 | <p>Presents·the·result·of·<em>stateful·(statem)·property·testing</em>·using·the·aggregate | 950 | <p>Presents·the·result·of·<em>stateful·(statem)·property·testing</em>·using·the·aggregate |
| 951 | function·in·PropEr,·QuickCheck·or·other·similar·property·testing·tool.</p><p>It·is·assumed·to·be·called·inside·the·property·called·by·<a·href="#quickcheck/2"><code·class="inline">quickcheck/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 951 | function·in·PropEr,·QuickCheck·or·other·similar·property·testing·tool.</p><p>It·is·assumed·to·be·called·inside·the·property·called·by·<a·href="#quickcheck/2"><code·class="inline">quickcheck/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 952 | </span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id=" | 952 | </span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id="4769929282-1">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p"·data-group-id="4769929282-1">)</span><span·class="p">,</span><span·class="w"> |
| 953 | </span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id=" | 953 | </span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id="4769929282-2">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RunResult</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·92,·SHA:·a68ad7ecdd972018a29538013e141772a4e6450364ed6ec52a32136e0bb0f023·...·]-2">)</span><span·class="w"> |
| 954 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>See·the·<a·href="ct_property_test_chapter.html#stateful1">User's·Guide</a>·for·an·example·of | 954 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>See·the·<a·href="ct_property_test_chapter.html#stateful1">User's·Guide</a>·for·an·example·of |
| 955 | the·usage·and·of·the·default·printout.</p><p>The·<code·class="inline">StatisticsSpec</code>·is·a·list·of·the·tuples:</p><ul><li><code·class="inline">{Title::string(),·CollectFun::fun/1}</code></li><li><code·class="inline">{Title::string(),·FrequencyFun::/0,·CollectFun::fun/1}</code></li></ul><p>Each·tuple·will·produce·one·table·in·the·order·of·their·places·in·the·list.</p><ul><li><p><code·class="inline">Title</code>·will·be·the·title·of·one·result·table</p></li><li><p><code·class="inline">CollectFun</code>·is·called·with·one·argument:·the·<code·class="inline">Cmds</code>.·It·should·return·a·list | 955 | the·usage·and·of·the·default·printout.</p><p>The·<code·class="inline">StatisticsSpec</code>·is·a·list·of·the·tuples:</p><ul><li><code·class="inline">{Title::string(),·CollectFun::fun/1}</code></li><li><code·class="inline">{Title::string(),·FrequencyFun::/0,·CollectFun::fun/1}</code></li></ul><p>Each·tuple·will·produce·one·table·in·the·order·of·their·places·in·the·list.</p><ul><li><p><code·class="inline">Title</code>·will·be·the·title·of·one·result·table</p></li><li><p><code·class="inline">CollectFun</code>·is·called·with·one·argument:·the·<code·class="inline">Cmds</code>.·It·should·return·a·list |
| 956 | of·the·values·to·be·counted.·The·following·pre-defined·functions·exist:</p><ul><li><a·href="#cmnd_names/1"><code·class="inline">ct_property_test:cmnd_names/1</code></a>·returns·a·list·of·commands·(function·calls) | 956 | of·the·values·to·be·counted.·The·following·pre-defined·functions·exist:</p><ul><li><a·href="#cmnd_names/1"><code·class="inline">ct_property_test:cmnd_names/1</code></a>·returns·a·list·of·commands·(function·calls) |
| 957 | generated·in·the·<code·class="inline">Cmnd</code>·sequence,·without·Module,·Arguments·and·other | 957 | generated·in·the·<code·class="inline">Cmnd</code>·sequence,·without·Module,·Arguments·and·other |
| 958 | details.</li><li><a·href="#num_calls/1"><code·class="inline">ct_property_test:num_calls/1</code></a>·returns·a·list·of·the·length·of·commands | 958 | details.</li><li><a·href="#num_calls/1"><code·class="inline">ct_property_test:num_calls/1</code></a>·returns·a·list·of·the·length·of·commands |
| 959 | lists</li><li><a·href="#sequential_parallel/1"><code·class="inline">ct_property_test:sequential_parallel/1</code></a>·returns·a·list·with·information | 959 | lists</li><li><a·href="#sequential_parallel/1"><code·class="inline">ct_property_test:sequential_parallel/1</code></a>·returns·a·list·with·information |
| 960 | about·sequential·and·parallel·parts·from·<code·class="inline">Tool:parallel_commands/1,2</code></li></ul></li><li><p><code·class="inline">FrequencyFun/0</code>·returns·a·fun/1·which·is·supposed·to·take·a·list·of·items·as | 960 | about·sequential·and·parallel·parts·from·<code·class="inline">Tool:parallel_commands/1,2</code></li></ul></li><li><p><code·class="inline">FrequencyFun/0</code>·returns·a·fun/1·which·is·supposed·to·take·a·list·of·items·as |
| 961 | input,·and·return·an·iolist·which·will·be·printed·as·the·table.·Per·default, | 961 | input,·and·return·an·iolist·which·will·be·printed·as·the·table.·Per·default, |
| 962 | the·number·of·each·item·is·counted·and·the·percentage·is·printed·for·each.·The | 962 | the·number·of·each·item·is·counted·and·the·percentage·is·printed·for·each.·The |
| 963 | list·[a,b,a,a,c]·could·for·example·return</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 963 | list·[a,b,a,a,c]·could·for·example·return</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3209159327-1">[</span><span·class="s">"a·60%\n"</span><span·class="p">,</span><span·class="s">"b·20%\n"</span><span·class="p">,</span><span·class="s">"c·20%\n"</span><span·class="p"·data-group-id="3209159327-1">]</span></code></pre><p>which·will·be·printed·by·the·<code·class="inline">print_fun</code>.·The·default·<code·class="inline">print_fun</code>·will·print |
| 964 | it·as:</p><pre><code·class="text">a·60% | 964 | it·as:</p><pre><code·class="text">a·60% |
| 965 | b·20% | 965 | b·20% |
| 966 | c·20%</code></pre></li></ul><p>The·default·<code·class="inline">StatisticsSpec</code>·is:</p><ul><li><p>For·sequential·commands:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 966 | c·20%</code></pre></li></ul><p>The·default·<code·class="inline">StatisticsSpec</code>·is:</p><ul><li><p>For·sequential·commands:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4532569456-1">[</span><span·class="p"·data-group-id="4532569456-2">{</span><span·class="s">"Function·calls"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">cmnd_names</span>[·...·truncated·by·diffoscope;·len:·90,·SHA:·ebd187639e487d9de4331c15f54dd0d27248665bab4bea70932d4e1c8810e27f·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 967 | ·</span><span·class="p"·data-group-id="9119141981-3">{</span><span·class="s">"Length·of·command·sequences"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">print_frequency_ranges</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | ||
| 968 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="9119141981-3">}</span><span·class="p"·data-group-id="9119141981-1">]</span></code></pre></li><li><p>For·parallel·commands:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2661184736-1">[</span><span·class="p"·data-group-id="2661184736-2">{</span><span·class="s">"Distribution·sequential/parallel"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">sequential_parallel</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="2661184736-2">}</span><span·class="p">,</span><span·class="w"> | ||
| 969 | ·</span><span·class="p"·data-group-id="2661184736-3">{</span><span·class="s">"Function·calls"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">cmnd_names</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="2661184736-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 970 | ·</span><span·class="p"·data-group-id=" | 967 | ·</span><span·class="p"·data-group-id="4532569456-3">{</span><span·class="s">"Length·of·command·sequences"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">print_frequency_ranges</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 968 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="4532569456-3">}</span><span·class="p"·data-group-id="4532569456-1">]</span></code></pre></li><li><p>For·parallel·commands:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1799983558-1">[</span><span·class="p"·data-group-id="1799983558-2">{</span><span·class="s">"Distribution·sequential/parallel"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">sequential_parallel</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1799983558-2">}</span><span·class="p">,</span><span·class="w"> | ||
| 969 | ·</span><span·class="p"·data-group-id="1799983558-3">{</span><span·class="s">"Function·calls"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">cmnd_names</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1799983558-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 970 | ·</span><span·class="p"·data-group-id="1799983558-4">{</span><span·class="s">"Length·of·command·sequences"</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">print_frequency_ranges</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | ||
| 971 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 971 | ··················································</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">num_calls</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1799983558-4">}</span><span·class="p"·data-group-id="1799983558-1">]</span></code></pre></li></ul> |
| 972 | ··</section> | 972 | ··</section> |
| 973 | </section> | 973 | </section> |
| 974 | <section·class="detail"·id="quickcheck/2"> | 974 | <section·class="detail"·id="quickcheck/2"> |
| 975 | ··<div·class="detail-header"> | 975 | ··<div·class="detail-header"> |
| 976 | ····<a·href="#quickcheck/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 976 | ····<a·href="#quickcheck/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 977 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 977 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1055, 15 lines modified | Offset 1055, 15 lines modified | ||
| 1055 | ······<p·class="built-using"> | 1055 | ······<p·class="built-using"> |
| 1056 | ········Built·using | 1056 | ········Built·using |
| 1057 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1057 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1058 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1058 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1059 | ······</p> | 1059 | ······</p> |
| 1060 | <p>Copyright·©·1996-202 | 1060 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1061 | ····</footer> | 1061 | ····</footer> |
| 1062 | ··</div> | 1062 | ··</div> |
| 1063 | </main> | 1063 | </main> |
| 1064 | </div> | 1064 | </div> |
| 1065 | <script> | 1065 | <script> |
| 1066 | ··function·mermaidLoaded()·{ | 1066 | ··function·mermaidLoaded()·{ |
| 1067 | ····mermaid.initialize({ | 1067 | ····mermaid.initialize({ |
| Offset 143, 59 lines modified | Offset 143, 59 lines modified | ||
| 143 | <p>The·<a·href="ct_property_test.html#">ct_property_test</a>·module·does·the·following:</p><ul><li>Compiles·the·files·with·property·tests·in·the·subdirectory·<code·class="inline">property_test</code></li><li>Tests·properties·in·those·files·using·the·first·found·Property·Testing·Tool.</li><li>Saves·the·results·-·that·is·the·printouts·-·in·the·usual·Common·Test·Log</li></ul><h2·id="introductory-example"·class="section-heading"> | 143 | <p>The·<a·href="ct_property_test.html#">ct_property_test</a>·module·does·the·following:</p><ul><li>Compiles·the·files·with·property·tests·in·the·subdirectory·<code·class="inline">property_test</code></li><li>Tests·properties·in·those·files·using·the·first·found·Property·Testing·Tool.</li><li>Saves·the·results·-·that·is·the·printouts·-·in·the·usual·Common·Test·Log</li></ul><h2·id="introductory-example"·class="section-heading"> |
| 144 | ··<a·href="#introductory-example"·class="hover-link"> | 144 | ··<a·href="#introductory-example"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">Introductory·Example</span> | 147 | ··<span·class="text">Introductory·Example</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <p>Assume·that·we·want·to·test·the·lists:sort/1·function.</p><p>We·need·a·property·to·test·the·function.·In·normal·way,·we·create | 149 | <p>Assume·that·we·want·to·test·the·lists:sort/1·function.</p><p>We·need·a·property·to·test·the·function.·In·normal·way,·we·create |
| 150 | <code·class="inline">property_test/ct_prop.erl</code>·module·in·the·<code·class="inline">test</code>·directory·in·our·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 150 | <code·class="inline">property_test/ct_prop.erl</code>·module·in·the·<code·class="inline">test</code>·directory·in·our·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9917856330-1">(</span><span·class="ss">ct_prop</span><span·class="p"·data-group-id="9917856330-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9917856330-2">(</span><span·class="p"·data-group-id="9917856330-3">[</span><span·class="ss">prop_sort</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="9917856330-3">]</span><span·class="p"·data-group-id="9917856330-2">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="c1">%%%·This·will·include·the·.hrl·file·for·the·installed·testing·tool:</span><span·class="w"> | 152 | </span><span·class="c1">%%%·This·will·include·the·.hrl·file·for·the·installed·testing·tool:</span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 153 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9917856330-4">(</span><span·class="s">"common_test/include/ct_property_test.hrl"</span><span·class="p"·data-group-id="9917856330-4">)</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="c1">%%%·The·property·we·want·to·check:</span><span·class="w"> | 154 | </span><span·class="c1">%%%·The·property·we·want·to·check:</span><span·class="w"> |
| 155 | </span><span·class="c1">%%%···For·all·possibly·unsorted·lists,</span><span·class="w"> | 155 | </span><span·class="c1">%%%···For·all·possibly·unsorted·lists,</span><span·class="w"> |
| 156 | </span><span·class="c1">%%%···the·result·of·lists:sort/1·is·sorted.</span><span·class="w"> | 156 | </span><span·class="c1">%%%···the·result·of·lists:sort/1·is·sorted.</span><span·class="w"> |
| 157 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="9917856330-5">(</span><span·class="p"·data-group-id="9917856330-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="9917856330-6">(</span><span·class="n">UnSorted</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list</span><span·class="p"·data-group-id="9917856330-7">(</span><span·class="p"·data-group-id="9917856330-7">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ············</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 159 | ············</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="9917856330-8">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id="9917856330-9">(</span><span·class="n">UnSorted</span><span·class="p"·data-group-id="9917856330-9">)</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·1dbf2e130bb984c10ac1a4ab56498e1cdf2af09002c101aa600b20eb09bd58e3·...·]-8">)</span><span·class="w"> |
| 160 | ···········</span><span·class="p"·data-group-id=" | 160 | ···········</span><span·class="p"·data-group-id="9917856330-6">)</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="c1">%%%·Function·to·check·that·a·list·is·sorted:</span><span·class="w"> | 161 | </span><span·class="c1">%%%·Function·to·check·that·a·list·is·sorted:</span><span·class="w"> |
| 162 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 162 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="9917856330-10">(</span><span·class="p"·data-group-id="9917856330-11">[</span><span·class="p"·data-group-id="9917856330-11">]</span><span·class="p"·data-group-id="9917856330-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 163 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 164 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 164 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="9917856330-12">(</span><span·class="p"·data-group-id="9917856330-13">[</span><span·class="p">_</span><span·class="p"·data-group-id="9917856330-13">]</span><span·class="p"·data-group-id="9917856330-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 165 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 165 | ····</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 166 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 166 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="9917856330-14">(</span><span·class="p"·data-group-id="9917856330-15">[</span><span·class="n">H1</span><span·class="p">,</span><span·class="n">H2</span><span·class="p">|</span><span·class="n">SortedTail</span><span·class="p"·data-group-id="9917856330-15">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·075aeaa96db5265062d9150a6a9f56c524bd00591c9620f3ab08345b51a658f4·...·]-14">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">H1</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="n">H2</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 167 | ····</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="9917856330-16">(</span><span·class="p"·data-group-id="9917856330-17">[</span><span·class="n">H2</span><span·class="p">|</span><span·class="n">SortedTail</span><span·class="p"·data-group-id="9917856330-17">]</span><span·class="p"·data-group-id="9917856330-16">)</span><span·class="p">;</span><span·class="w"> |
| 168 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">is_sorted</span><span·class="p"·data-group-id="9917856330-18">(</span><span·class="p">_</span><span·class="p"·data-group-id="9917856330-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><p>We·also·need·a·CommonTest·test·suite:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 169 | ····</span><span·class="ss">false</span><span·class="p">.</span></code></pre><p>We·also·need·a·CommonTest·test·suite:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8143145850-1">(</span><span·class="ss">ct_property_test_SUITE</span><span·class="p"·data-group-id="8143145850-1">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 170 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="8143145850-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="8143145850-2">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Only·in·tests!</span><span·class="w"> |
| 171 | </span><span·class="w"> | 171 | </span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 172 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8143145850-3">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="8143145850-3">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id="8143145850-4">(</span><span·class="p"·data-group-id="8143145850-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="8143145850-5">[</span><span·class="ss">prop_sort</span><span·class="w"> |
| 174 | ·········</span><span·class="p"·data-group-id=" | 174 | ·········</span><span·class="p"·data-group-id="8143145850-5">]</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="c1">%%%·First·prepare·Config·and·compile·the·property·tests·for·the·found·tool:</span><span·class="w"> | 175 | </span><span·class="c1">%%%·First·prepare·Config·and·compile·the·property·tests·for·the·found·tool:</span><span·class="w"> |
| 176 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="8143145850-6">(</span><span·class="n">Config</span><span·class="p"·data-group-id="8143145850-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="8143145850-7">(</span><span·class="n">Config</span><span·class="p"·data-group-id="8143145850-7">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="8143145850-8">(</span><span·class="n">Config</span><span·class="p"·data-group-id="8143145850-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> | 179 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="c1">%%%================================================================</span><span·class="w"> | 180 | </span><span·class="c1">%%%================================================================</span><span·class="w"> |
| 181 | </span><span·class="c1">%%%·Test·suites</span><span·class="w"> | 181 | </span><span·class="c1">%%%·Test·suites</span><span·class="w"> |
| 182 | </span><span·class="c1">%%%</span><span·class="w"> | 182 | </span><span·class="c1">%%%</span><span·class="w"> |
| 183 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id=" | 183 | </span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="8143145850-9">(</span><span·class="n">Config</span><span·class="p"·data-group-id="8143145850-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id=" | 184 | ····</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">quickcheck</span><span·class="p"·data-group-id="8143145850-10">(</span><span·class="w"> |
| 185 | ······</span><span·class="nc">ct_prop</span><span·class="p">:</span><span·class="nf">prop_sort</span><span·class="p"·data-group-id=" | 185 | ······</span><span·class="nc">ct_prop</span><span·class="p">:</span><span·class="nf">prop_sort</span><span·class="p"·data-group-id="8143145850-11">(</span><span·class="p"·data-group-id="8143145850-11">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ······</span><span·class="n">Config</span><span·class="w"> | 186 | ······</span><span·class="n">Config</span><span·class="w"> |
| 187 | ·····</span><span·class="p"·data-group-id=" | 187 | ·····</span><span·class="p"·data-group-id="8143145850-10">)</span><span·class="p">.</span></code></pre><p>We·run·it·as·usual,·for·example·with·ct_run·in·the·OS·shell:</p><pre><code·class="text">..../test$·ct_run·-suite·ct_property_test_SUITE |
| 188 | ..... | 188 | ..... |
| 189 | Common·Test:·Running·make·in·test·directories... | 189 | Common·Test:·Running·make·in·test·directories... |
| 190 | TEST·INFO:·1·test(s),·1·case(s)·in·1·suite(s) | 190 | TEST·INFO:·1·test(s),·1·case(s)·in·1·suite(s) |
| 191 | Testing·lib.common_test.ct_property_test_SUITE:·Starting·test,·1·test·cases | 191 | Testing·lib.common_test.ct_property_test_SUITE:·Starting·test,·1·test·cases |
| Offset 217, 21 lines modified | Offset 217, 21 lines modified | ||
| 217 | ....</code></pre><p><a·href=""·id="stateful1"></a></p><h2·id="a-stateful-testing-example"·class="section-heading"> | 217 | ....</code></pre><p><a·href=""·id="stateful1"></a></p><h2·id="a-stateful-testing-example"·class="section-heading"> |
| 218 | ··<a·href="#a-stateful-testing-example"·class="hover-link"> | 218 | ··<a·href="#a-stateful-testing-example"·class="hover-link"> |
| 219 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 219 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 220 | ··</a> | 220 | ··</a> |
| 221 | ··<span·class="text">A·stateful·testing·example</span> | 221 | ··<span·class="text">A·stateful·testing·example</span> |
| 222 | </h2> | 222 | </h2> |
| 223 | <p>Assume·a·test·that·generates·some·parallel·stateful·commands,·and·runs·300 | 223 | <p>Assume·a·test·that·generates·some·parallel·stateful·commands,·and·runs·300 |
| 224 | tests:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">prop_parallel</span><span·class="p"·data-group-id=" | 224 | tests:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">prop_parallel</span><span·class="p"·data-group-id="0544460146-1">(</span><span·class="n">Config</span><span·class="p"·data-group-id="0544460146-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····</span><span·class="nf">numtests</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="nf">numtests</span><span·class="p"·data-group-id="0544460146-2">(</span><span·class="mi">300</span><span·class="p">,</span><span·class="w"> |
| 226 | ·············</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id=" | 226 | ·············</span><span·class="o">?</span><span·class="n">FORALL</span><span·class="p"·data-group-id="0544460146-3">(</span><span·class="n">Cmds</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">parallel_commands</span><span·class="p"·data-group-id="0544460146-4">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class=[·...·truncated·by·diffoscope;·len:·29,·SHA:·c34dd2e147f7c7ea8a484768bd6467e61f830df0eb03bda6054e3d1414e34bc1·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 227 | ·····················</span><span·class="k">begin</span><span·class="w"> | 227 | ·····················</span><span·class="k">begin</span><span·class="w"> |
| 228 | ·························</span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id=" | 228 | ·························</span><span·class="n">RunResult</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">run_parallel_commands</span><span·class="p"·data-group-id="0544460146-5">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p"·data-group-id="0544460146-5">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ·························</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id=" | 229 | ·························</span><span·class="nc">ct_property_test</span><span·class="p">:</span><span·class="nf">present_result</span><span·class="p"·data-group-id="0544460146-6">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cmds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RunResult</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·92,·SHA:·7c66a79bfa3539f86c1439a41e6e25281a9ac040a20db82b0ee5b70073c3f5b4·...·]-6">)</span><span·class="w"> |
| 230 | ·····················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 230 | ·····················</span><span·class="k">end</span><span·class="p"·data-group-id="0544460146-3">)</span><span·class="p"·data-group-id="0544460146-2">)</span><span·class="p">.</span></code></pre><p>The·<a·href="ct_property_test.html#present_result/4"><code·class="inline">ct_property_test:present_result/4</code></a>·is·a·help·function·for·printing·some |
| 231 | statistics·in·the·CommonTest·log·file.</p><p>Our·example·test·could·for·example·be·a·simple·test·of·an·ftp·server,·where·we | 231 | statistics·in·the·CommonTest·log·file.</p><p>Our·example·test·could·for·example·be·a·simple·test·of·an·ftp·server,·where·we |
| 232 | perform·get,·put·and·delete·requests,·some·of·them·in·parallel.·Per·default,·the | 232 | perform·get,·put·and·delete·requests,·some·of·them·in·parallel.·Per·default,·the |
| 233 | result·has·three·sections:</p><pre><code·class="text">***·User·2019-12-11·13:28:17.504·*** | 233 | result·has·three·sections:</p><pre><code·class="text">***·User·2019-12-11·13:28:17.504·*** |
| 234 | Distribution·sequential/parallel | 234 | Distribution·sequential/parallel |
| 235 | ·57.7%·sequential | 235 | ·57.7%·sequential |
| Offset 326, 15 lines modified | Offset 326, 15 lines modified | ||
| 326 | ······<p·class="built-using"> | 326 | ······<p·class="built-using"> |
| 327 | ········Built·using | 327 | ········Built·using |
| 328 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 328 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 329 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 329 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 330 | ······</p> | 330 | ······</p> |
| 331 | <p>Copyright·©·1996-202 | 331 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 332 | ····</footer> | 332 | ····</footer> |
| 333 | ··</div> | 333 | ··</div> |
| 334 | </main> | 334 | </main> |
| 335 | </div> | 335 | </div> |
| 336 | <script> | 336 | <script> |
| 337 | ··function·mermaidLoaded()·{ | 337 | ··function·mermaidLoaded()·{ |
| 338 | ····mermaid.initialize({ | 338 | ····mermaid.initialize({ |
| Offset 553, 15 lines modified | Offset 553, 15 lines modified | ||
| 553 | ······<p·class="built-using"> | 553 | ······<p·class="built-using"> |
| 554 | ········Built·using | 554 | ········Built·using |
| 555 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 555 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 556 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 556 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 557 | ······</p> | 557 | ······</p> |
| 558 | <p>Copyright·©·1996-202 | 558 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 559 | ····</footer> | 559 | ····</footer> |
| 560 | ··</div> | 560 | ··</div> |
| 561 | </main> | 561 | </main> |
| 562 | </div> | 562 | </div> |
| 563 | <script> | 563 | <script> |
| 564 | ··function·mermaidLoaded()·{ | 564 | ··function·mermaidLoaded()·{ |
| 565 | ····mermaid.initialize({ | 565 | ····mermaid.initialize({ |
| Offset 247, 18 lines modified | Offset 247, 18 lines modified | ||
| 247 | ··[-keep_logs·all·|·NLogs]</code></pre><h2·id="run-common-test-in-interactive-mode"·class="section-heading"> | 247 | ··[-keep_logs·all·|·NLogs]</code></pre><h2·id="run-common-test-in-interactive-mode"·class="section-heading"> |
| 248 | ··<a·href="#run-common-test-in-interactive-mode"·class="hover-link"> | 248 | ··<a·href="#run-common-test-in-interactive-mode"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Run·Common·Test·in·Interactive·Mode</span> | 251 | ··<span·class="text">Run·Common·Test·in·Interactive·Mode</span> |
| 252 | </h2> | 252 | </h2> |
| 253 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="ss">ct_run</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shell</span><span·class="w"> | 253 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="ss">ct_run</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">shell</span><span·class="w"> |
| 254 | ··</span><span·class="p"·data-group-id=" | 254 | ··</span><span·class="p"·data-group-id="3892125894-1">[</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="n">ConfigFile1</span><span·class="w">·</span><span·class="n">ConfigFile2</span><span·class="w">·</span><span·class="p">.</span><span·class="p">[·...·truncated·by·diffoscope;·len:·131,·SHA:·d65f036d0179d60b0e693fe473151726f6c8a80046fa77bf8671a3c0b7ce5f5b·...·]-1">]</span><span·class="w"> |
| 255 | ··</span><span·class="p"·data-group-id=" | 255 | ··</span><span·class="p"·data-group-id="3892125894-2">[</span><span·class="o">-</span><span·class="ss">userconfig</span><span·class="w">·</span><span·class="n">CallbackModule1</span><span·class="w">·</span><span·class="n">ConfigString1</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">CallbackModule2</span><span·class="w"> |
| 256 | ···</span><span·class="n">ConfigString2</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">CallbackModuleN</span><span·class="w">·</span><span·class="n">ConfigStringN</span><span·class="p"·data-group-id=" | 256 | ···</span><span·class="n">ConfigString2</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">CallbackModuleN</span><span·class="w">·</span><span·class="n">ConfigStringN</span><span·class="p"·data-group-id="3892125894-2">]</span><span·class="w"> |
| 257 | ··</span><span·class="p"·data-group-id=" | 257 | ··</span><span·class="p"·data-group-id="3892125894-3">[</span><span·class="o">-</span><span·class="ss">decrypt_key</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="3892125894-3">]</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·208,·SHA:·4db6d30eee7aefc34d4853a0331aee027ee6098da9a312a6c52310ac5e25b762·...·]-4">]</span></code></pre><h2·id="start-a-common-test-master-node"·class="section-heading"> |
| 258 | ··<a·href="#start-a-common-test-master-node"·class="hover-link"> | 258 | ··<a·href="#start-a-common-test-master-node"·class="hover-link"> |
| 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 260 | ··</a> | 260 | ··</a> |
| 261 | ··<span·class="text">Start·a·Common·Test·Master·Node</span> | 261 | ··<span·class="text">Start·a·Common·Test·Master·Node</span> |
| 262 | </h2> | 262 | </h2> |
| 263 | <pre><code·class="text">·ct_run·-ctmaster</code></pre><h2·id="see-also"·class="section-heading"> | 263 | <pre><code·class="text">·ct_run·-ctmaster</code></pre><h2·id="see-also"·class="section-heading"> |
| 264 | ··<a·href="#see-also"·class="hover-link"> | 264 | ··<a·href="#see-also"·class="hover-link"> |
| Offset 305, 15 lines modified | Offset 305, 15 lines modified | ||
| 305 | ······<p·class="built-using"> | 305 | ······<p·class="built-using"> |
| 306 | ········Built·using | 306 | ········Built·using |
| 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 309 | ······</p> | 309 | ······</p> |
| 310 | <p>Copyright·©·1996-202 | 310 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 311 | ····</footer> | 311 | ····</footer> |
| 312 | ··</div> | 312 | ··</div> |
| 313 | </main> | 313 | </main> |
| 314 | </div> | 314 | </div> |
| 315 | <script> | 315 | <script> |
| 316 | ··function·mermaidLoaded()·{ | 316 | ··function·mermaidLoaded()·{ |
| 317 | ····mermaid.initialize({ | 317 | ····mermaid.initialize({ |
| Offset 549, 15 lines modified | Offset 549, 15 lines modified | ||
| 549 | ······<p·class="built-using"> | 549 | ······<p·class="built-using"> |
| 550 | ········Built·using | 550 | ········Built·using |
| 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 553 | ······</p> | 553 | ······</p> |
| 554 | <p>Copyright·©·1996-202 | 554 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 555 | ····</footer> | 555 | ····</footer> |
| 556 | ··</div> | 556 | ··</div> |
| 557 | </main> | 557 | </main> |
| 558 | </div> | 558 | </div> |
| 559 | <script> | 559 | <script> |
| 560 | ··function·mermaidLoaded()·{ | 560 | ··function·mermaidLoaded()·{ |
| 561 | ····mermaid.initialize({ | 561 | ····mermaid.initialize({ |
| Offset 146, 23 lines modified | Offset 146, 23 lines modified | ||
| 146 | configuration·files·have·default·values·set·by·the·<code·class="inline">SNMP</code>·application.·These | 146 | configuration·files·have·default·values·set·by·the·<code·class="inline">SNMP</code>·application.·These |
| 147 | values·can·be·overridden·by·suppling·a·list·of·valid·configuration·values·or·a | 147 | values·can·be·overridden·by·suppling·a·list·of·valid·configuration·values·or·a |
| 148 | file·located·in·the·test·suites·data·directory,·which·can·produce·a·list·of | 148 | file·located·in·the·test·suites·data·directory,·which·can·produce·a·list·of |
| 149 | valid·configuration·values·if·you·apply·function·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·to·the·file.</p><ul><li><p><strong><code·class="inline">{agent_contexts,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_community,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_sysinfo,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_vacm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_usm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_notify_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_target_address_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- | 149 | valid·configuration·values·if·you·apply·function·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>·to·the·file.</p><ul><li><p><strong><code·class="inline">{agent_contexts,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_community,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_sysinfo,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_vacm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_usm,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_notify_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·-·Optional.</p></li><li><p><strong><code·class="inline">{agent_target_address_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- |
| 150 | Optional.</p></li><li><p><strong><code·class="inline">{agent_target_param_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- | 150 | Optional.</p></li><li><p><strong><code·class="inline">{agent_target_param_def,·[term()]·|·{data_dir_file,·rel_path()}}</code></strong>·- |
| 151 | Optional.</p></li></ul><p>Parameter·<code·class="inline">MgrAgentConfName</code>·in·the·functions·is·to·be·a·name·you·allocate·in | 151 | Optional.</p></li></ul><p>Parameter·<code·class="inline">MgrAgentConfName</code>·in·the·functions·is·to·be·a·name·you·allocate·in |
| 152 | your·test·suite·using·a·<code·class="inline">require</code>·statement.·Example·(where | 152 | your·test·suite·using·a·<code·class="inline">require</code>·statement.·Example·(where |
| 153 | <code·class="inline">MgrAgentConfName·=·snmp_mgr_agent</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 153 | <code·class="inline">MgrAgentConfName·=·snmp_mgr_agent</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="4925879652-1">(</span><span·class="p"·data-group-id="4925879652-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4925879652-2">[</span><span·class="p"·data-group-id="4925879652-3">{</span[·...·truncated·by·diffoscope;·len:·683,·SHA:·2b3f52b045bdcebfb1995300588f15e5120758bd3b1e6f84599831245b296cf2·...·]-1">)</span><span·class="p">.</span></code></pre><p>Notice·that·USM·users·are·needed·for·SNMPv3·configuration·and·are·not·to·be |
| 154 | confused·with·users.</p><p>SNMP·traps,·inform,·and·report·messages·are·handled·by·the·user·callback·module. | 154 | confused·with·users.</p><p>SNMP·traps,·inform,·and·report·messages·are·handled·by·the·user·callback·module. |
| 155 | For·details,·see·the·<a·href="../../../../lib/snmp-5.18.1/doc/html/index.html"><code·class="inline">SNMP</code></a>·application.</p><p>It·is·recommended·to·use·the·<code·class="inline">.hrl</code>·files·created·by·the·Erlang/OTP·MIB·compiler | 155 | For·details,·see·the·<a·href="../../../../lib/snmp-5.18.1/doc/html/index.html"><code·class="inline">SNMP</code></a>·application.</p><p>It·is·recommended·to·use·the·<code·class="inline">.hrl</code>·files·created·by·the·Erlang/OTP·MIB·compiler |
| 156 | to·define·the·Object·Identifiers·(OIDs).·For·example,·to·get·the·Erlang·node | 156 | to·define·the·Object·Identifiers·(OIDs).·For·example,·to·get·the·Erlang·node |
| 157 | name·from·<code·class="inline">erlNodeTable</code>·in·the·OTP-MIB:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Oid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">erlNodeEntry</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id=" | 157 | name·from·<code·class="inline">erlNodeTable</code>·in·the·OTP-MIB:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Oid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">erlNodeEntry</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="3678662624-1">[</span><span·class="o">?</span><span·class="ss">erlNodeName</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3678662624-1">]</span></code></pre><p>Furthermore,·values·can·be·set·for·<code·class="inline">SNMP</code>·application·configuration·parameters, |
| 158 | <code·class="inline">config</code>,·<code·class="inline">server</code>,·<code·class="inline">net_if</code>,·and·so·on·(for·a·list·of·valid·parameters·and | 158 | <code·class="inline">config</code>,·<code·class="inline">server</code>,·<code·class="inline">net_if</code>,·and·so·on·(for·a·list·of·valid·parameters·and |
| 159 | types,·see·the·<a·href="../../../../lib/snmp-5.18.1/doc/html/index.html"><code·class="inline">User's·Guide·for·the·SNMP·application</code></a>). | 159 | types,·see·the·<a·href="../../../../lib/snmp-5.18.1/doc/html/index.html"><code·class="inline">User's·Guide·for·the·SNMP·application</code></a>). |
| 160 | This·is·done·by·defining·a·configuration·data·variable·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 160 | This·is·done·by·defining·a·configuration·data·variable·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6851906069-1">{</span><span·class="ss">snmp_app</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6851906069-2">[</span><span·class="p"·data-group-id="6851906069-3">{</span><span·class="ss">manager</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·331,·SHA:·5643dcca84580e1a80e0be3489f2b3ff6f96a6a19117514fc1952a6fd0efb408·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ············</span><span·class="p"·data-group-id=" | 161 | ············</span><span·class="p"·data-group-id="6851906069-6">{</span><span·class="ss">agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6851906069-7">[</span><span·class="nf">snmp_app_agent_params</span><span·class="p"·data-group-id="6851906069-8">(</span><span·[·...·truncated·by·diffoscope;·len:·247,·SHA:·a7e076bb56c36323bb6203328a8606f631d400d208b0ae3b1fc4d7f839780202·...·]-1">}</span><span·class="p">.</span></code></pre><p>A·name·for·the·data·must·be·allocated·in·the·suite·using·<code·class="inline">require</code>·(see·the |
| 162 | example·above).·Pass·this·name·as·argument·<code·class="inline">SnmpAppConfName</code>·to | 162 | example·above).·Pass·this·name·as·argument·<code·class="inline">SnmpAppConfName</code>·to |
| 163 | <a·href="#start/3"><code·class="inline">ct_snmp:start/3</code></a>.·<code·class="inline">ct_snmp</code>·specifies·default·values·for·some | 163 | <a·href="#start/3"><code·class="inline">ct_snmp:start/3</code></a>.·<code·class="inline">ct_snmp</code>·specifies·default·values·for·some |
| 164 | <code·class="inline">SNMP</code>·application·configuration·parameters·(such·as·<code·class="inline">{verbosity,trace}</code>·for | 164 | <code·class="inline">SNMP</code>·application·configuration·parameters·(such·as·<code·class="inline">{verbosity,trace}</code>·for |
| 165 | parameter·<code·class="inline">config</code>).·This·set·of·defaults·is·merged·with·the·parameters | 165 | parameter·<code·class="inline">config</code>).·This·set·of·defaults·is·merged·with·the·parameters |
| 166 | specified·by·the·user.·The·user·values·override·<code·class="inline">ct_snmp</code>·defaults.</p> | 166 | specified·by·the·user.·The·user·values·override·<code·class="inline">ct_snmp</code>·defaults.</p> |
| 167 | ····</section> | 167 | ····</section> |
| Offset 1840, 15 lines modified | Offset 1840, 15 lines modified | ||
| 1840 | ······<p·class="built-using"> | 1840 | ······<p·class="built-using"> |
| 1841 | ········Built·using | 1841 | ········Built·using |
| 1842 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1842 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1844 | ······</p> | 1844 | ······</p> |
| 1845 | <p>Copyright·©·1996-202 | 1845 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1846 | ····</footer> | 1846 | ····</footer> |
| 1847 | ··</div> | 1847 | ··</div> |
| 1848 | </main> | 1848 | </main> |
| 1849 | </div> | 1849 | </div> |
| 1850 | <script> | 1850 | <script> |
| 1851 | ··function·mermaidLoaded()·{ | 1851 | ··function·mermaidLoaded()·{ |
| 1852 | ····mermaid.initialize({ | 1852 | ····mermaid.initialize({ |
| Offset 129, 22 lines modified | Offset 129, 22 lines modified | ||
| 129 | ····<section·id="moduledoc"> | 129 | ····<section·id="moduledoc"> |
| 130 | <p>SSH/SFTP·client·module.</p><p>This·module·uses·application·<code·class="inline">SSH</code>,·which·provides·detailed·information·about, | 130 | <p>SSH/SFTP·client·module.</p><p>This·module·uses·application·<code·class="inline">SSH</code>,·which·provides·detailed·information·about, |
| 131 | for·example,·functions,·types,·and·options.</p><p>Argument·<code·class="inline">Server</code>·in·the·SFTP·functions·is·only·to·be·used·for·SFTP·sessions | 131 | for·example,·functions,·types,·and·options.</p><p>Argument·<code·class="inline">Server</code>·in·the·SFTP·functions·is·only·to·be·used·for·SFTP·sessions |
| 132 | that·have·been·started·on·existing·SSH·connections·(that·is,·when·the·original | 132 | that·have·been·started·on·existing·SSH·connections·(that·is,·when·the·original |
| 133 | connection·type·is·<code·class="inline">ssh</code>).·Whenever·the·connection·type·is·<code·class="inline">sftp</code>,·use·the·SSH | 133 | connection·type·is·<code·class="inline">ssh</code>).·Whenever·the·connection·type·is·<code·class="inline">sftp</code>,·use·the·SSH |
| 134 | connection·reference·only.</p><p>The·following·options·are·valid·for·specifying·an·SSH/SFTP·connection·(that·is, | 134 | connection·reference·only.</p><p>The·following·options·are·valid·for·specifying·an·SSH/SFTP·connection·(that·is, |
| 135 | can·be·used·as·configuration·elements):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 135 | can·be·used·as·configuration·elements):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5327013438-1">[</span><span·class="p"·data-group-id="5327013438-2">{</span><span·class="n">ConnType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id="5327013438-2">}</span><span·class="p">,</span><span·class="w"> |
| 136 | ·</span><span·class="p"·data-group-id=" | 136 | ·</span><span·class="p"·data-group-id="5327013438-3">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="5327013438-3">}</span><span·class="p">,</span><span·class="w"> |
| 137 | ·</span><span·class="p"·data-group-id=" | 137 | ·</span><span·class="p"·data-group-id="5327013438-4">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserName</span><span·class="p"·data-group-id="5327013438-4">}</span><span·class="w"> |
| 138 | ·</span><span·class="p"·data-group-id=" | 138 | ·</span><span·class="p"·data-group-id="5327013438-5">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pwd</span><span·class="p"·data-group-id="5327013438-5">}</span><span·class="w"> |
| 139 | ·</span><span·class="p"·data-group-id=" | 139 | ·</span><span·class="p"·data-group-id="5327013438-6">{</span><span·class="ss">user_dir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">String</span><span·class="p"·data-group-id="5327013438-6">}</span><span·class="w"> |
| 140 | ·</span><span·class="p"·data-group-id=" | 140 | ·</span><span·class="p"·data-group-id="5327013438-7">{</span><span·class="ss">public_key_alg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PubKeyAlg</span><span·class="p"·data-group-id="5327013438-7">}</span><span·class="w"> |
| 141 | ·</span><span·class="p"·data-group-id=" | 141 | ·</span><span·class="p"·data-group-id="5327013438-8">{</span><span·class="ss">connect_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="p"·data-group-id="5327013438-8">}</span><span·class="w"> |
| 142 | ·</span><span·class="p"·data-group-id=" | 142 | ·</span><span·class="p"·data-group-id="5327013438-9">{</span><span·class="ss">key_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="n">KeyCallbackMod</span><span·class="p"·data-group-id="5327013438-9">}</span><span·class="p"·data-group-id="5327013438-1">]</span></code></pre><p><code·class="inline">ConnType·=·ssh·|·sftp</code>.</p><p>For·other·types,·see·<a·href="../../../../lib/ssh-5.2.8/doc/html/ssh.html"><code·class="inline">ssh</code></a>.</p><p>All·time-out·parameters·in·<code·class="inline">ct_ssh</code>·functions·are·values·in·milliseconds.</p> |
| 143 | ····</section> | 143 | ····</section> |
| 144 | </div> | 144 | </div> |
| 145 | ··<section·id="summary"·class="details-list"> | 145 | ··<section·id="summary"·class="details-list"> |
| 146 | ····<h1·class="section-heading"> | 146 | ····<h1·class="section-heading"> |
| 147 | ······<a·class="hover-link"·href="#summary"> | 147 | ······<a·class="hover-link"·href="#summary"> |
| Offset 3708, 15 lines modified | Offset 3708, 15 lines modified | ||
| 3708 | ······<p·class="built-using"> | 3708 | ······<p·class="built-using"> |
| 3709 | ········Built·using | 3709 | ········Built·using |
| 3710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3712 | ······</p> | 3712 | ······</p> |
| 3713 | <p>Copyright·©·1996-202 | 3713 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3714 | ····</footer> | 3714 | ····</footer> |
| 3715 | ··</div> | 3715 | ··</div> |
| 3716 | </main> | 3716 | </main> |
| 3717 | </div> | 3717 | </div> |
| 3718 | <script> | 3718 | <script> |
| 3719 | ··function·mermaidLoaded()·{ | 3719 | ··function·mermaidLoaded()·{ |
| 3720 | ····mermaid.initialize({ | 3720 | ····mermaid.initialize({ |
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| 1585 | ······<p·class="built-using"> | 1585 | ······<p·class="built-using"> |
| 1586 | ········Built·using | 1586 | ········Built·using |
| 1587 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1587 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1588 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1588 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1589 | ······</p> | 1589 | ······</p> |
| 1590 | <p>Copyright·©·1996-202 | 1590 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1591 | ····</footer> | 1591 | ····</footer> |
| 1592 | ··</div> | 1592 | ··</div> |
| 1593 | </main> | 1593 | </main> |
| 1594 | </div> | 1594 | </div> |
| 1595 | <script> | 1595 | <script> |
| 1596 | ··function·mermaidLoaded()·{ | 1596 | ··function·mermaidLoaded()·{ |
| 1597 | ····mermaid.initialize({ | 1597 | ····mermaid.initialize({ |
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| 132 | matching·on·the·result.·For·information·about·how·to·use·<code·class="inline">ct_telnet</code>·and | 132 | matching·on·the·result.·For·information·about·how·to·use·<code·class="inline">ct_telnet</code>·and |
| 133 | configure·connections,·specifically·for·UNIX·hosts,·see·the·<a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a> | 133 | configure·connections,·specifically·for·UNIX·hosts,·see·the·<a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a> |
| 134 | manual·page.</p><p>Default·values·defined·in·<code·class="inline">ct_telnet</code>:</p><p><a·href=""·id="Default_values"></a></p><ul><li>Connection·timeout·(time·to·wait·for·connection)·=·10·seconds</li><li>Command·timeout·(time·to·wait·for·a·command·to·return)·=·10·seconds</li><li>Max·number·of·reconnection·attempts·=·3</li><li>Reconnection·interval·(time·to·wait·in·between·reconnection·attempts)·=·5 | 134 | manual·page.</p><p>Default·values·defined·in·<code·class="inline">ct_telnet</code>:</p><p><a·href=""·id="Default_values"></a></p><ul><li>Connection·timeout·(time·to·wait·for·connection)·=·10·seconds</li><li>Command·timeout·(time·to·wait·for·a·command·to·return)·=·10·seconds</li><li>Max·number·of·reconnection·attempts·=·3</li><li>Reconnection·interval·(time·to·wait·in·between·reconnection·attempts)·=·5 |
| 135 | seconds</li><li>Keep·alive·(sends·NOP·to·the·server·every·8·sec·if·connection·is·idle)·= | 135 | seconds</li><li>Keep·alive·(sends·NOP·to·the·server·every·8·sec·if·connection·is·idle)·= |
| 136 | <code·class="inline">true</code></li><li>Polling·limit·(max·number·of·times·to·poll·to·get·a·remaining·string | 136 | <code·class="inline">true</code></li><li>Polling·limit·(max·number·of·times·to·poll·to·get·a·remaining·string |
| 137 | terminated)·=·0</li><li>Polling·interval·(sleep·time·between·polls)·=·1·second</li><li>The·TCP_NODELAY·option·for·the·telnet·socket·is·disabled·(set·to·<code·class="inline">false</code>)·per | 137 | terminated)·=·0</li><li>Polling·interval·(sleep·time·between·polls)·=·1·second</li><li>The·TCP_NODELAY·option·for·the·telnet·socket·is·disabled·(set·to·<code·class="inline">false</code>)·per |
| 138 | default</li></ul><p>These·parameters·can·be·modified·by·the·user·with·the·following·configuration | 138 | default</li></ul><p>These·parameters·can·be·modified·by·the·user·with·the·following·configuration |
| 139 | term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 139 | term:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7593117470-1">{</span><span·class="ss">telnet_settings</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7593117470-2">[</span><span·class="p"·data-group-id="7593117470-3">{</span><span·class="ss">connect_timeout</span><s[·...·truncated·by·diffoscope;·len:·94,·SHA:·5482f46b9ff138d70a3aa40336ebf17657dbace7ee76f9f618e2215cd56f6f3f·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 140 | ···················</span><span·class="p"·data-group-id=" | 140 | ···················</span><span·class="p"·data-group-id="7593117470-4">{</span><span·class="ss">command_timeout</span><span·class="p">,</span><span·class="n">Millisec</span><span·class="p"·data-group-id="7593117470-4">}</span><span·class="p">,</span><span·class="w"> |
| 141 | ···················</span><span·class="p"·data-group-id=" | 141 | ···················</span><span·class="p"·data-group-id="7593117470-5">{</span><span·class="ss">reconnection_attempts</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="7593117470-5">}</span><span·class="p">,</span><span·class="w"> |
| 142 | ···················</span><span·class="p"·data-group-id=" | 142 | ···················</span><span·class="p"·data-group-id="7593117470-6">{</span><span·class="ss">reconnection_interval</span><span·class="p">,</span><span·class="n">Millisec</span><span·class="p"·data-group-id="7593117470-6">}</span><span·class="p">,</span><span·class="w"> |
| 143 | ···················</span><span·class="p"·data-group-id=" | 143 | ···················</span><span·class="p"·data-group-id="7593117470-7">{</span><span·class="ss">keep_alive</span><span·class="p">,</span><span·class="n">Bool</span><span·class="p"·data-group-id="7593117470-7">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ···················</span><span·class="p"·data-group-id=" | 144 | ···················</span><span·class="p"·data-group-id="7593117470-8">{</span><span·class="ss">poll_limit</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id="7593117470-8">}</span><span·class="p">,</span><span·class="w"> |
| 145 | ···················</span><span·class="p"·data-group-id=" | 145 | ···················</span><span·class="p"·data-group-id="7593117470-9">{</span><span·class="ss">poll_interval</span><span·class="p">,</span><span·class="n">Millisec</span><span·class="p"·data-group-id="7593117470-9">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ···················</span><span·class="p"·data-group-id=" | 146 | ···················</span><span·class="p"·data-group-id="7593117470-10">{</span><span·class="ss">tcp_nodelay</span><span·class="p">,</span><span·class="n">Bool</span><span·class="p"·data-group-id="7593117470-10">}</span><span·class="p"·data-group-id="7593117470-2">]</span><span·class="p"·data-group-id="759311747[·...·truncated·by·diffoscope;·len:·1,·SHA:·5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9·...·]-1">}</span><span·class="p">.</span></code></pre><p><code·class="inline">Millisec·=·integer(),·N·=·integer()</code></p><p>Enter·the·<code·class="inline">telnet_settings</code>·term·in·a·configuration·file·included·in·the·test |
| 147 | and·<code·class="inline">ct_telnet</code>·retrieves·the·information·automatically.</p><p><code·class="inline">keep_alive</code>·can·be·specified·per·connection,·if·necessary.·For·details,·see | 147 | and·<code·class="inline">ct_telnet</code>·retrieves·the·information·automatically.</p><p><code·class="inline">keep_alive</code>·can·be·specified·per·connection,·if·necessary.·For·details,·see |
| 148 | <a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a>.</p><h2·id="module-logging"·class="section-heading"> | 148 | <a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a>.</p><h2·id="module-logging"·class="section-heading"> |
| 149 | ··<a·href="#module-logging"·class="hover-link"> | 149 | ··<a·href="#module-logging"·class="hover-link"> |
| 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 151 | ··</a> | 151 | ··</a> |
| 152 | ··<span·class="text">Logging</span> | 152 | ··<span·class="text">Logging</span> |
| 153 | </h2> | 153 | </h2> |
| 154 | <p><a·href=""·id="Logging"></a></p><p>The·default·logging·behavior·of·<code·class="inline">ct_telnet</code>·is·to·print·information·about | 154 | <p><a·href=""·id="Logging"></a></p><p>The·default·logging·behavior·of·<code·class="inline">ct_telnet</code>·is·to·print·information·about |
| 155 | performed·operations,·commands,·and·their·corresponding·results·to·the·test·case | 155 | performed·operations,·commands,·and·their·corresponding·results·to·the·test·case |
| 156 | HTML·log.·The·following·is·not·printed·to·the·HTML·log:·text·strings·sent·from | 156 | HTML·log.·The·following·is·not·printed·to·the·HTML·log:·text·strings·sent·from |
| 157 | the·Telnet·server·that·are·not·explicitly·received·by·a·<code·class="inline">ct_telnet</code>·function, | 157 | the·Telnet·server·that·are·not·explicitly·received·by·a·<code·class="inline">ct_telnet</code>·function, |
| 158 | such·as·<a·href="#expect/3"><code·class="inline">expect/3</code></a>.·However,·<code·class="inline">ct_telnet</code>·can·be·configured·to·use | 158 | such·as·<a·href="#expect/3"><code·class="inline">expect/3</code></a>.·However,·<code·class="inline">ct_telnet</code>·can·be·configured·to·use |
| 159 | a·special·purpose·event·handler,·implemented·in·<code·class="inline">ct_conn_log_h</code>,·for·logging | 159 | a·special·purpose·event·handler,·implemented·in·<code·class="inline">ct_conn_log_h</code>,·for·logging |
| 160 | <em>all</em>·Telnet·traffic.·To·use·this·handler,·install·a·<code·class="inline">Common·Test</code>·hook·named | 160 | <em>all</em>·Telnet·traffic.·To·use·this·handler,·install·a·<code·class="inline">Common·Test</code>·hook·named |
| 161 | <code·class="inline">cth_conn_log</code>.·Example·(using·the·test·suite·information·function):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 161 | <code·class="inline">cth_conn_log</code>.·Example·(using·the·test·suite·information·function):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="3873491992-1">(</span><span·class="p"·data-group-id="3873491992-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="p"·data-group-id="3873491992-2">[</span><span·class="p"·data-group-id="3873491992-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3873491992-4">[</span><span·class="p"·data-group-id="3873491992-5">{</[·...·truncated·by·diffoscope;·len:·805,·SHA:·3b75f8fef641203a187ac209a541bc0f52063770201a6d7f8971bbcc006667ff·...·]-2">]</span><span·class="p">.</span></code></pre><p><code·class="inline">conn_mod()</code>·is·the·name·of·the·<code·class="inline">Common·Test</code>·module·implementing·the·connection |
| 163 | protocol,·that·is,·<code·class="inline">ct_telnet</code>.</p><p>The·<code·class="inline">cth_conn_log</code>·hook·performs·unformatted·logging·of·Telnet·data·to·a | 163 | protocol,·that·is,·<code·class="inline">ct_telnet</code>.</p><p>The·<code·class="inline">cth_conn_log</code>·hook·performs·unformatted·logging·of·Telnet·data·to·a |
| 164 | separate·text·file.·All·Telnet·communication·is·captured·and·printed,·including | 164 | separate·text·file.·All·Telnet·communication·is·captured·and·printed,·including |
| 165 | any·data·sent·from·the·server.·The·link·to·this·text·file·is·located·at·the·top | 165 | any·data·sent·from·the·server.·The·link·to·this·text·file·is·located·at·the·top |
| 166 | of·the·test·case·HTML·log.</p><p>By·default,·data·for·all·Telnet·connections·is·logged·in·one·common·file·(named | 166 | of·the·test·case·HTML·log.</p><p>By·default,·data·for·all·Telnet·connections·is·logged·in·one·common·file·(named |
| 167 | <code·class="inline">default</code>),·which·can·get·messy,·for·example,·if·multiple·Telnet·sessions·are | 167 | <code·class="inline">default</code>),·which·can·get·messy,·for·example,·if·multiple·Telnet·sessions·are |
| 168 | running·in·parallel.·Therefore·a·separate·log·file·can·be·created·for·each | 168 | running·in·parallel.·Therefore·a·separate·log·file·can·be·created·for·each |
| 169 | connection.·To·configure·this,·use·hook·option·<code·class="inline">hosts</code>·and·list·the·names·of·the | 169 | connection.·To·configure·this,·use·hook·option·<code·class="inline">hosts</code>·and·list·the·names·of·the |
| Offset 172, 23 lines modified | Offset 172, 23 lines modified | ||
| 172 | default·value·of·this·option·is·<code·class="inline">raw</code>,·which·results·in·the·behavior·described | 172 | default·value·of·this·option·is·<code·class="inline">raw</code>,·which·results·in·the·behavior·described |
| 173 | above.·If·the·value·is·set·to·<code·class="inline">html</code>,·all·Telnet·communication·is·printed·to·the | 173 | above.·If·the·value·is·set·to·<code·class="inline">html</code>,·all·Telnet·communication·is·printed·to·the |
| 174 | test·case·HTML·log·instead.</p><p>For·raw·logs,·<code·class="inline">prefix</code>·option·can·be·used·for·adjusting·prefix·data | 174 | test·case·HTML·log·instead.</p><p>For·raw·logs,·<code·class="inline">prefix</code>·option·can·be·used·for·adjusting·prefix·data |
| 175 | added·to·connection·log.·The·default·value·of·this·option·is | 175 | added·to·connection·log.·The·default·value·of·this·option·is |
| 176 | <code·class="inline">disabled</code>,·which·results·with·no·prefix·data.·If·the·value·is·set·to | 176 | <code·class="inline">disabled</code>,·which·results·with·no·prefix·data.·If·the·value·is·set·to |
| 177 | <code·class="inline">full</code>·prefix·contains·timestamp·and·additonal·information.·If·the | 177 | <code·class="inline">full</code>·prefix·contains·timestamp·and·additonal·information.·If·the |
| 178 | value·is·set·to·<code·class="inline">short</code>·prefix·includes·only·human·readable·timestamp.</p><p>All·<code·class="inline">cth_conn_log</code>·hook·options·described·can·also·be·specified·in·a | 178 | value·is·set·to·<code·class="inline">short</code>·prefix·includes·only·human·readable·timestamp.</p><p>All·<code·class="inline">cth_conn_log</code>·hook·options·described·can·also·be·specified·in·a |
| 179 | configuration·file·with·configuration·variable·<code·class="inline">ct_conn_log</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4520917171-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4520917171-2">[</span><span·class="p"·data-group-id="4520917171-3">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="4520917171-4">[</span><span·class="p"·data-group-id="4520917171-5">{</span><span·class="ss">log_type</span><span·class="p">,</span><span·class="ss">raw</span><span·class="p"·data-group-id="4520917171-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 180 | 179 | configuration·file·with·configuration·variable·<code·class="inline">ct_conn_log</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0047428972-1">{</span><span·class="ss">ct_conn_log</span><span[·...·truncated·by·diffoscope;·len:·488,·SHA:·0cbda27fc4101a5df9e6ddb3ef93c7e0eb6d85ce01bde043560d5330d117e313·...·] | |
| 180 | ···························</span><span·class="p"·data-group-id="0047428972-6">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="0047428972-7">[</span><span·class="nf">key_or_name</span><span·class="p"·data-group-id="0047428972-8">(</span><span·class="p"·data-group-id="0047428972-8">)</span><span·class="p"·data-group-id="0047428972-7">]</span><span·class="p"·data-group-id="0047428972-6">}</span><span·class="p"·data-group-id="0047428972-4">]</span><span·class="p"·data-group-id="0047428972-3">}</span><span·class="p"·data-group-id="0047428972-2">]</span><span·class="p"·data-group-id="0047428972-1">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Hook·options·specified·in·a·configuration·file·overwrite·any·hard-coded·hook | ||
| 181 | options·in·the·test·suite.</p></section><p><a·href=""·id="Logging_example"></a></p><p><em>Logging·Example:</em></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·printing·of·Telnet·traffic·to·separate | 181 | options·in·the·test·suite.</p></section><p><a·href=""·id="Logging_example"></a></p><p><em>Logging·Example:</em></p><p>The·following·<code·class="inline">ct_hooks</code>·statement·causes·printing·of·Telnet·traffic·to·separate |
| 182 | logs·for·the·connections·<code·class="inline">server1</code>·and·<code·class="inline">server2</code>.·Traffic·for·any·other | 182 | logs·for·the·connections·<code·class="inline">server1</code>·and·<code·class="inline">server2</code>.·Traffic·for·any·other |
| 183 | connections·is·logged·in·the·default·Telnet·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 183 | connections·is·logged·in·the·default·Telnet·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="1439512199-1">(</span><span·class="p"·data-group-id="1439512199-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="p"·data-group-id=" | 184 | ····</span><span·class="p"·data-group-id="1439512199-2">[</span><span·class="p"·data-group-id="1439512199-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w"> |
| 185 | ······</span><span·class="p"·data-group-id="7292216786-4">[</span><span·class="p"·data-group-id="7292216786-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7292216786-6">[</span><span·class="p"·data-group-id="7292216786-7">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="7292216786-8">[</span><span·class="p"·data-group-id="7292216786-9">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="7292216786-10">[</span><span·class="ss">server1</span><span·class="p">,</span><span·class="ss">server2</span><span·class="p"·data-group-id="7292216786-10">]</span><span·class="p"·data-group-id="7292216786-9">}</span><span·class="p"·data-group-id="7292216786-8">]</span><span·class="p"·data-group-id="7292216786-7">}</span><span·class="p"·data-group-id="7292216786-6">]</span><span·class="p"·data-group-id="7292216786-5">}</span><span·class="p"·data-group-id="7292216786-4">]</span><span·class="p"·data-group-id="7292216786-3">}</span><span·class="p"·data-group-id="7292216786-2">]</span><span·class="p">.</span></code></pre><p>As·previously·explained,·this·specification·can·also·be·provided·by·an·entry | ||
| 186 | like·the·following·in·a·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2528649845-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2528649845-2">[</span><span·class="p"·data-group-id="2528649845-3">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="2528649845-4">[</span><span·class="p"·data-group-id="2528649845-5">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="2528649845-6">[</span><span·class="ss">server1</span><span·class="p">,</span><span·class="ss">server2</span><span·class="p"·data-group-id="2528649845-6">]</span><span·class="p"·data-group-id="2528649845-5">}</span><span·class="p"·data-group-id="2528649845-4">]</span><span·class="p"·data-group-id="2528649845-3">}</span><span·class="p"·data-group-id="2528649845-2">]</span><span·class="p"·data-group-id="2528649845-1">}</span><span·class="p">.</span></code></pre><p>In·this·case·the·<code·class="inline">ct_hooks</code>·statement·in·the·test·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="5165861673-1">(</span><span·class="p"·data-group-id="5165861673-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 187 | ····</span><span·class="p"·data-group-id=" | 185 | ······</span><span·class="p"·data-group-id="1439512199-4">[</span><span·class="p"·data-group-id="1439512199-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1439512199-6">[</span><spa[·...·truncated·by·diffoscope;·len:·999,·SHA:·dcdebef370b401c55e2423d10df8ce85892e553717122eac919d85d201d7651d·...·] |
| 186 | like·the·following·in·a·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3039008734-1">{</span><span·class="ss">ct_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3039008734-2">[</span><span·class="p"·data-group-id="3039008734-3">{</span><span·class="ss">ct_telnet</span><span·class="p">,</span><span·class="p"·data-group-id="3039008734-4">[</span><span·class="p"·data-group-id="3039008734-5">{</span><span·class="ss">hosts</span><span·class="p">,</span><span·class="p"·data-group-id="3039008734-6">[</span><span·class="ss">server1</span><span·class="p">,</span><span·class="ss">server2</span><span·class="p"·data-group-id="3039008734-6">]</span><span·class="p"·data-group-id="3039008734-5">}</span><span·class="p"·data-group-id="3039008734-4">]</span><span·class="p"·data-group-id="3039008734-3">}</span><span·class="p"·data-group-id="3039008734-2">]</span><span·class="p"·data-group-id="3039008734-1">}</span><span·class="p">.</span></code></pre><p>In·this·case·the·<code·class="inline">ct_hooks</code>·statement·in·the·test·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="7874289887-1">(</span><span·class="p"·data-group-id="7874289887-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 187 | ····</span><span·class="p"·data-group-id="7874289887-2">[</span><span·class="p"·data-group-id="7874289887-3">{</span><span·class="ss">ct_hooks</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7874289887-4">[</span><span·class="p"·data-group-id="7874289887-5">{</span><span·class="ss">cth_conn_log</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7874289887-6">[</span><span·class="p"·data-group-id="7874289887-6">]</span><span·class="p"·data-group-id="7874289887-5">}</span><span·class="p"·data-group-id="7874289887-4">]</span><span·class="p"·data-group-id="7874289887-3">}</span><span·class="p"·data-group-id="7874289887-2">]</span><span·class="p">.</span></code></pre><h2·id="module-see-also"·class="section-heading"> | ||
| 188 | ··<a·href="#module-see-also"·class="hover-link"> | 188 | ··<a·href="#module-see-also"·class="hover-link"> |
| 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 190 | ··</a> | 190 | ··</a> |
| 191 | ··<span·class="text">See·Also</span> | 191 | ··<span·class="text">See·Also</span> |
| 192 | </h2> | 192 | </h2> |
| 193 | <p><a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a></p> | 193 | <p><a·href="unix_telnet.html"><code·class="inline">unix_telnet</code></a></p> |
| 194 | ····</section> | 194 | ····</section> |
| Offset 865, 17 lines modified | Offset 865, 17 lines modified | ||
| 865 | of·waiting·for·prompt.</p></li><li><p><strong><code·class="inline">repeat·|·repeat,·N</code></strong>·-·The·pattern(s)·must·be·matched·multiple·times.·If | 865 | of·waiting·for·prompt.</p></li><li><p><strong><code·class="inline">repeat·|·repeat,·N</code></strong>·-·The·pattern(s)·must·be·matched·multiple·times.·If |
| 866 | <code·class="inline">N</code>·is·specified,·the·pattern(s)·are·matched·<code·class="inline">N</code>·times,·and·the·function | 866 | <code·class="inline">N</code>·is·specified,·the·pattern(s)·are·matched·<code·class="inline">N</code>·times,·and·the·function |
| 867 | returns·<code·class="inline">HaltReason·=·done</code>.·This·option·can·be·interrupted·by·one·or·more | 867 | returns·<code·class="inline">HaltReason·=·done</code>.·This·option·can·be·interrupted·by·one·or·more |
| 868 | <code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of·<code·class="inline">Match</code> | 868 | <code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of·<code·class="inline">Match</code> |
| 869 | instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·All·patterns·must·be·matched·in·a·sequence.·A·match·is·not | 869 | instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·All·patterns·must·be·matched·in·a·sequence.·A·match·is·not |
| 870 | concluded·until·all·patterns·are·matched.·This·option·can·be·interrupted·by | 870 | concluded·until·all·patterns·are·matched.·This·option·can·be·interrupted·by |
| 871 | one·or·more·<code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of | 871 | one·or·more·<code·class="inline">HaltPatterns</code>.·<code·class="inline">MatchList</code>·is·always·returned,·that·is,·a·list·of |
| 872 | <code·class="inline">Match</code>·instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li></ul><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id=" | 872 | <code·class="inline">Match</code>·instead·of·only·one·<code·class="inline">Match</code>.·Also·<code·class="inline">HaltReason</code>·is·returned.</p></li></ul><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id="7487389353-1">(</span><span·class="n">Connection</span><span·class="p">,</span><span·class="p"·data-group-id="7487389353-2">[</span><span·class="p"·data-group-id="7487389353-3">{</span><span·class="ss">abc</span><span·class="p">,</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·1029,·SHA:·7d6ec47dc626d496f21f71e3d26abda28c2a6abce82c9e21b201deaf9c2a466e·...·]-1">)</span></code></pre><p>First·this·tries·to·match·<code·class="inline">"ABC"</code>,·and·then·<code·class="inline">"XYZ"</code>,·but·if·<code·class="inline">"NNN"</code>·appears,·the |
| 873 | function·returns·<code·class="inline">{error,{nnn,["NNN"]}}</code>.·If·both·<code·class="inline">"ABC"</code>·and·<code·class="inline">"XYZ"</code>·are | 873 | function·returns·<code·class="inline">{error,{nnn,["NNN"]}}</code>.·If·both·<code·class="inline">"ABC"</code>·and·<code·class="inline">"XYZ"</code>·are |
| 874 | matched,·the·function·returns·<code·class="inline">{ok,[AbcMatch,XyzMatch]}</code>.</p><p><em>Example·2:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id=" | 874 | matched,·the·function·returns·<code·class="inline">{ok,[AbcMatch,XyzMatch]}</code>.</p><p><em>Example·2:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expect</span><span·class="p"·data-group-id="3103079785-1">(</span><span·class="n">Connection</span><span·class="p">,</span><span·class="p"·data-group-id="3103079785-2">[</span><span·class="p"·data-group-id="3103079785-3">{</span><span·class="ss">abc</span><span·class="p">,</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·1182,·SHA:·efb28f55da18345b3f3b4caf86f3a39624e0a35ce728ae99cf24e3eb31dfa852·...·]-1">)</span></code></pre><p>This·tries·to·match·<code·class="inline">"ABC"</code>·or·<code·class="inline">"XYZ"</code>·twice.·If·<code·class="inline">"NNN"</code>·appears,·the·function |
| 875 | returns·<code·class="inline">HaltReason·=·{nnn,["NNN"]}</code>.</p><p>Options·<code·class="inline">repeat</code>·and·<code·class="inline">sequence</code>·can·be·combined·to·match·a·sequence·multiple | 875 | returns·<code·class="inline">HaltReason·=·{nnn,["NNN"]}</code>.</p><p>Options·<code·class="inline">repeat</code>·and·<code·class="inline">sequence</code>·can·be·combined·to·match·a·sequence·multiple |
| 876 | times.</p> | 876 | times.</p> |
| 877 | ··</section> | 877 | ··</section> |
| 878 | </section> | 878 | </section> |
| 879 | <section·class="detail"·id="get_data/1"> | 879 | <section·class="detail"·id="get_data/1"> |
| 880 | ··<div·class="detail-header"> | 880 | ··<div·class="detail-header"> |
| Offset 1189, 15 lines modified | Offset 1189, 15 lines modified | ||
| 1189 | ······<p·class="built-using"> | 1189 | ······<p·class="built-using"> |
| 1190 | ········Built·using | 1190 | ········Built·using |
| 1191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1193 | ······</p> | 1193 | ······</p> |
| 1194 | <p>Copyright·©·1996-202 | 1194 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1195 | ····</footer> | 1195 | ····</footer> |
| 1196 | ··</div> | 1196 | ··</div> |
| 1197 | </main> | 1197 | </main> |
| 1198 | </div> | 1198 | </div> |
| 1199 | <script> | 1199 | <script> |
| 1200 | ··function·mermaidLoaded()·{ | 1200 | ··function·mermaidLoaded()·{ |
| 1201 | ····mermaid.initialize({ | 1201 | ····mermaid.initialize({ |
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| 233 | ······<p·class="built-using"> | 233 | ······<p·class="built-using"> |
| 234 | ········Built·using | 234 | ········Built·using |
| 235 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 235 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 236 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 236 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 237 | ······</p> | 237 | ······</p> |
| 238 | <p>Copyright·©·1996-202 | 238 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 239 | ····</footer> | 239 | ····</footer> |
| 240 | ··</div> | 240 | ··</div> |
| 241 | </main> | 241 | </main> |
| 242 | </div> | 242 | </div> |
| 243 | <script> | 243 | <script> |
| 244 | ··function·mermaidLoaded()·{ | 244 | ··function·mermaidLoaded()·{ |
| 245 | ····mermaid.initialize({ | 245 | ····mermaid.initialize({ |
| Offset 157, 73 lines modified | Offset 157, 73 lines modified | ||
| 157 | between·the·cases·and·therefore·introduce·dependencies·between·them.</p><p>To·avoid·this,·we·can·consider·starting·and·stopping·the·server·for·every·test. | 157 | between·the·cases·and·therefore·introduce·dependencies·between·them.</p><p>To·avoid·this,·we·can·consider·starting·and·stopping·the·server·for·every·test. |
| 158 | We·can·thus·implement·the·start·and·stop·action·as·common·functions·to·be·called | 158 | We·can·thus·implement·the·start·and·stop·action·as·common·functions·to·be·called |
| 159 | from·<a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a>·and | 159 | from·<a·href="ct_suite.html#c:init_per_testcase/2"><code·class="inline">init_per_testcase</code></a>·and |
| 160 | <a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a>.·(Remember·to·test·the | 160 | <a·href="ct_suite.html#c:end_per_testcase/2"><code·class="inline">end_per_testcase</code></a>.·(Remember·to·test·the |
| 161 | start·and·stop·functionality·separately.)·The·configuration·can·also·be | 161 | start·and·stop·functionality·separately.)·The·configuration·can·also·be |
| 162 | implemented·as·a·common·function,·maybe·grouped·with·the·start·function. | 162 | implemented·as·a·common·function,·maybe·grouped·with·the·start·function. |
| 163 | Finally,·the·testing·of·connecting·and·disconnecting·a·client·can·be·grouped | 163 | Finally,·the·testing·of·connecting·and·disconnecting·a·client·can·be·grouped |
| 164 | into·one·test·case.·The·resulting·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 164 | into·one·test·case.·The·resulting·suite·can·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8750095956-1">(</span><span·class="ss">my_server_SUITE</span><span·class="p"·data-group-id="8750095956-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 165 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="8750095956-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="8750095956-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 166 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8750095956-3">(</span><span·class="s">"ct.hrl"</span><span·class="p"·data-group-id="8750095956-3">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> | 167 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> |
| 168 | </span><span·class="nf">suite</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">suite</span><span·class="p"·data-group-id="8750095956-4">(</span><span·class="p"·data-group-id="8750095956-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="8750095956-5">[</span><span·class="p"·data-group-id="8750095956-6">{</span[·...·truncated·by·diffoscope;·len:·187,·SHA:·4213ccc8eaffa8968925b529ae1ba023ab14877c256b7bd4b994db582c19ef47·...·]-5">]</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="8750095956-7">(</span><span·class="ss">start_and_stop</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ····</span><span·class="n">Config</span><span·class="p">;</span><span·class="w"> | 170 | ····</span><span·class="n">Config</span><span·class="p">;</span><span·class="w"> |
| 171 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 171 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="8750095956-8">(</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="p"·data-group-id=" | 172 | ····</span><span·class="p"·data-group-id="8750095956-9">[</span><span·class="p"·data-group-id="8750095956-10">{</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="nf">start_server</span><span·class="p"·data-group-id="8750095956-11">(</span><span·class="p"·data-group-id="8[·...·truncated·by·diffoscope;·len:·218,·SHA:·b7ad2648f7ba322ea5298cf3456634f39771da6fd6f561d3ece3559925f65572·...·]-9">]</span><span·class="p">;</span><span·class="w"> |
| 173 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="8750095956-12">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id="8750095956-13">(</span><span·class="p"·data-group-id="8750095956-13">)</span><span·class="p">,</span><span·class="w"> |
| 175 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id="8750095956-14">(</span><span·class="p"·data-group-id="8750095956-14">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="p"·data-group-id="8750095956-15">[</span><span·class="p"·data-group-id="8750095956-16">{</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="8750095956-16">}</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·107,·SHA:·fa6a4cbe5d8e2aa9441bf27d5783e5df3b1cbd5cd7c93f7ce59433264d5eaf5d·...·]-15">]</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="8750095956-17">(</span><span·class="ss">start_and_stop</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="8750095956-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 178 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 179 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id=" | 179 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="8750095956-18">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="8750095956-19">(</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-19">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id="8750095956-20">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="8750095956-20">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> | 182 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> |
| 183 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 183 | </span><span·class="nf">all</span><span·class="p"·data-group-id="8750095956-21">(</span><span·class="p"·data-group-id="8750095956-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="8750095956-22">[</span><span·class="ss">start_and_stop</span><span·class[·...·truncated·by·diffoscope;·len:·202,·SHA:·4890acefc9441d9ac7589303ccc58e99118c2a2560531c22e5120899b61d565c·...·]-22">]</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="c1">%%·test·that·starting·and·stopping·works</span><span·class="w"> | 184 | </span><span·class="c1">%%·test·that·starting·and·stopping·works</span><span·class="w"> |
| 185 | </span><span·class="nf">start_and_stop</span><span·class="p"·data-group-id=" | 185 | </span><span·class="nf">start_and_stop</span><span·class="p"·data-group-id="8750095956-23">(</span><span·class="p">_</span><span·class="p"·data-group-id="8750095956-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id=" | 186 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_server</span><span·class="p"·data-group-id="8750095956-24">(</span><span·class="p"·data-group-id="8750095956-24">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="nf">stop_server</span><span·class="p"·data-group-id="8750095956-25">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="8750095956-25">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="c1">%%·configuration·test</span><span·class="w"> | 188 | </span><span·class="c1">%%·configuration·test</span><span·class="w"> |
| 189 | </span><span·class="nf">config</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">config</span><span·class="p"·data-group-id="8750095956-26">(</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="8750095956-27">(</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-27">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="nf">configure_server</span><span·class="p"·data-group-id="8750095956-28">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="8750095956-28">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="c1">%%·test·connecting·and·disconnecting·client</span><span·class="w"> | 192 | </span><span·class="c1">%%·test·connecting·and·disconnecting·client</span><span·class="w"> |
| 193 | </span><span·class="nf">connect_and_disconnect</span><span·class="p"·data-group-id=" | 193 | </span><span·class="nf">connect_and_disconnect</span><span·class="p"·data-group-id="8750095956-29">(</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="n">ServerPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="8750095956-30">(</span><span·class="ss">server_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8750095956-30">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="p"·data-group-id="8750095956-31">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">SessionId</span><span·class="p"·data-group-id="8750095956-31">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_serve[·...·truncated·by·diffoscope;·len:·190,·SHA:·8aa9d3c90d0411d58afa884d7adfb82c8ed11f5404e6d63ebd92ac05dea527b9·...·]-32">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="8750095956-33">(</span><span·class="n">ServerPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SessionId</span><span·class="p"·data-group-id="8750095956-33">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="c1">%%%·common·functions...</span><span·class="w"> | 197 | </span><span·class="c1">%%%·common·functions...</span><span·class="w"> |
| 198 | </span><span·class="nf">start_server</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">start_server</span><span·class="p"·data-group-id="8750095956-34">(</span><span·class="p"·data-group-id="8750095956-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="p"·data-group-id="8750095956-35">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="8750095956-35">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_serve[·...·truncated·by·diffoscope;·len:·156,·SHA:·04b8fed67df61c878092b1c5729ed3e98fad3590430f379b8ae9ed943de4693f·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="n">ServerPid</span><span·class="p">.</span><span·class="w"> | 200 | ····</span><span·class="n">ServerPid</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="nf">stop_server</span><span·class="p"·data-group-id=" | 201 | </span><span·class="nf">stop_server</span><span·class="p"·data-group-id="8750095956-37">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="8750095956-37">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="8750095956-38">(</span><span·class="p"·data-group-id="8750095956-38">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 203 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="nf">configure_server</span><span·class="p"·data-group-id=" | 204 | </span><span·class="nf">configure_server</span><span·class="p"·data-group-id="8750095956-39">(</span><span·class="n">ServerPid</span><span·class="p"·data-group-id="8750095956-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ····</span><span·class="n">ServerCfgData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="n">ServerCfgData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">get_config</span><span·class="p"·data-group-id="8750095956-40">(</span><span·class="ss">my_server_cfg</span><span·class="p"·data-group-id="8750095956-40">)</span><span·class="p">,</span><span·class="w"> |
| 206 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">configure</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">my_server</span><span·class="p">:</span><span·class="nf">configure</span><span·class="p"·data-group-id="8750095956-41">(</span><span·class="n">ServerPid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ServerCfgData</span><span·class="p"·data-group-id="8750095956-41">)</span><span·class="p">,</span><span·class="w"> |
| 207 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p><a·href=""·id="save_config"></a></p><h2·id="saving-configuration-data"·class="section-heading"> | 207 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p><a·href=""·id="save_config"></a></p><h2·id="saving-configuration-data"·class="section-heading"> |
| 208 | ··<a·href="#saving-configuration-data"·class="hover-link"> | 208 | ··<a·href="#saving-configuration-data"·class="hover-link"> |
| 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 210 | ··</a> | 210 | ··</a> |
| 211 | ··<span·class="text">Saving·Configuration·Data</span> | 211 | ··<span·class="text">Saving·Configuration·Data</span> |
| 212 | </h2> | 212 | </h2> |
| 213 | <p>Sometimes·it·is·impossible,·or·infeasible,·to·implement·independent·test·cases. | 213 | <p>Sometimes·it·is·impossible,·or·infeasible,·to·implement·independent·test·cases. |
| Offset 243, 48 lines modified | Offset 243, 48 lines modified | ||
| 243 | <code·class="inline">Saver</code>·is·always·matched·to·the·expected·name·of·the·saving·test·case.·This | 243 | <code·class="inline">Saver</code>·is·always·matched·to·the·expected·name·of·the·saving·test·case.·This |
| 244 | way,·problems·because·of·restructuring·of·the·test·suite·can·be·avoided.·Also, | 244 | way,·problems·because·of·restructuring·of·the·test·suite·can·be·avoided.·Also, |
| 245 | it·makes·the·dependency·more·explicit·and·the·test·suite·easier·to·read·and | 245 | it·makes·the·dependency·more·explicit·and·the·test·suite·easier·to·read·and |
| 246 | maintain.</p><p>To·pass·data·from·one·test·suite·to·another,·the·same·mechanism·is·used.·The | 246 | maintain.</p><p>To·pass·data·from·one·test·suite·to·another,·the·same·mechanism·is·used.·The |
| 247 | data·is·to·be·saved·by·finction·<a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a> | 247 | data·is·to·be·saved·by·finction·<a·href="ct_suite.html#c:end_per_suite/1"><code·class="inline">end_per_suite</code></a> |
| 248 | and·read·by·function·<a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a>·in·the | 248 | and·read·by·function·<a·href="ct_suite.html#c:init_per_suite/1"><code·class="inline">init_per_suite</code></a>·in·the |
| 249 | suite·that·follows.·When·passing·data·between·suites,·<code·class="inline">Saver</code>·carries·the·name | 249 | suite·that·follows.·When·passing·data·between·suites,·<code·class="inline">Saver</code>·carries·the·name |
| 250 | of·the·test·suite.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 250 | of·the·test·suite.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9519507277-1">(</span><span·class="ss">server_b_SUITE</span><span·class="p"·data-group-id="9519507277-1">)</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 251 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="9519507277-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="9519507277-2">)</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 252 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9519507277-3">(</span><span·class="s">"ct.hrl"</span><span·class="p"·data-group-id="9519507277-3">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> | 253 | </span><span·class="c1">%%%·init·and·end·functions...</span><span·class="w"> |
| 254 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="9519507277-4">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9519507277-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 255 | ····</span><span·class="c1">%%·read·config·saved·by·previous·test·suite</span><span·class="w"> | 255 | ····</span><span·class="c1">%%·read·config·saved·by·previous·test·suite</span><span·class="w"> |
| 256 | ····</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="p"·data-group-id="9519507277-5">{</span><span·class="ss">server_a_SUITE</span><span·class="p">,</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="9519507277-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc[·...·truncated·by·diffoscope;·len:·282,·SHA:·6eb5a9ffed81c7fafa7be49968c39aeb1b2ef1a988d701b5fa62136f0e6f1406·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="c1">%%·extract·server·identity·(comes·from·server_a_SUITE)</span><span·class="w"> | 257 | ····</span><span·class="c1">%%·extract·server·identity·(comes·from·server_a_SUITE)</span><span·class="w"> |
| 258 | ····</span><span·class="n">ServerId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 258 | ····</span><span·class="n">ServerId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="9519507277-7">(</span><span·class="ss">server_id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="9519507277-7">)</span><span·class="p">,</span><span·class="w"> |
| 259 | ····</span><span·class="n">SessionId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">connect_to_server</span><span·class="p"·data-group-id=" | 259 | ····</span><span·class="n">SessionId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">connect_to_server</span><span·class="p"·data-group-id="9519507277-8">(</span><span·class="n">ServerId</span><span·class="p"·data-group-id="9519507277-8">)</span><span·class="p">,</span><span·class="w"> |
| 260 | ····</span><span·class="p"·data-group-id=" | 260 | ····</span><span·class="p"·data-group-id="9519507277-9">[</span><span·class="p"·data-group-id="9519507277-10">{</span><span·class="ss">ids</span><span·class="p">,</span><span·class="p"·data-group-id="9519507277-11">{</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="n">Sess[·...·truncated·by·diffoscope;·len:·262,·SHA:·0b28681a593c3e0c18798e8e3d0740e145a922d6b2fe1d908ec04b63cb82487b·...·]-9">]</span><span·class="p">.</span><span·class="w"> |
| 261 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id=" | 261 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="9519507277-12">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9519507277-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ····</span><span·class="c1">%%·save·config·for·server_c_SUITE·(session_id·and·server_id)</span><span·class="w"> | 262 | ····</span><span·class="c1">%%·save·config·for·server_c_SUITE·(session_id·and·server_id)</span><span·class="w"> |
| 263 | ····</span><span·class="p"·data-group-id=" | 263 | ····</span><span·class="p"·data-group-id="9519507277-13">{</span><span·class="ss">save_config</span><span·class="p">,</span><span·class="n">Config</span><span·class="p"·data-group-id="9519507277-13">}</span><span·class="w"> |
| 264 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> | 264 | </span><span·class="c1">%%%·test·cases...</span><span·class="w"> |
| 265 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 265 | </span><span·class="nf">all</span><span·class="p"·data-group-id="9519507277-14">(</span><span·class="p"·data-group-id="9519507277-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="9519507277-15">[</span><span·class="ss">allocate</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·106,·SHA:·217b69fccad5aa56b743cb458ccffd8305d016705a2827ed03f8a96876163cc5·...·]-15">]</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="nf">allocate</span><span·class="p"·data-group-id=" | 266 | </span><span·class="nf">allocate</span><span·class="p"·data-group-id="9519507277-16">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9519507277-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | ····</span><span·class="p"·data-group-id=" | 267 | ····</span><span·class="p"·data-group-id="9519507277-17">{</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="n">SessionId</span><span·class="p"·data-group-id="9519507277-17">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">pro[·...·truncated·by·diffoscope;·len:·269,·SHA:·c7d9410e457d50dd14496f208ac69e4348cf70c0964c7d8eee41d382ae2dc086·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 268 | ····</span><span·class="p"·data-group-id=" | 268 | ····</span><span·class="p"·data-group-id="9519507277-19">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Handle</span><span·class="p"·data-group-id="9519507277-19">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">allocate_re[·...·truncated·by·diffoscope;·len:·219,·SHA:·b73bb5a127dcd561fda3f5118fa4920d689c3c14226d3104d1aa784578c72678·...·]-20">)</span><span·class="p">,</span><span·class="w"> |
| 269 | ····</span><span·class="c1">%%·save·handle·for·deallocation·test</span><span·class="w"> | 269 | ····</span><span·class="c1">%%·save·handle·for·deallocation·test</span><span·class="w"> |
| 270 | ····</span><span·class="n">NewConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 270 | ····</span><span·class="n">NewConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9519507277-21">[</span><span·class="p"·data-group-id="9519507277-22">{</span><span·class="ss">handle</span><span·class="p">,</span><span·class="n">Handle</span><span·class="p"·data-group-id="9519507277-22">}</span><span·class="p"·data-group-id="9519507277-21">]</span><span·class="p">,</span><span·class="w"> |
| 271 | ····</span><span·class="p"·data-group-id=" | 271 | ····</span><span·class="p"·data-group-id="9519507277-23">{</span><span·class="ss">save_config</span><span·class="p">,</span><span·class="n">NewConfig</span><span·class="p"·data-group-id="9519507277-23">}</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="nf">deallocate</span><span·class="p"·data-group-id=" | 272 | </span><span·class="nf">deallocate</span><span·class="p"·data-group-id="9519507277-24">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9519507277-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 273 | ····</span><span·class="p"·data-group-id=" | 273 | ····</span><span·class="p"·data-group-id="9519507277-25">{</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="n">SessionId</span><span·class="p"·data-group-id="9519507277-25">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">pro[·...·truncated·by·diffoscope;·len:·269,·SHA:·c5212b24424c400d033fe2887feb1d869c1ccb854d243553e19187600f8d9879·...·]-26">)</span><span·class="p">,</span><span·class="w"> |
| 274 | ····</span><span·class="p"·data-group-id=" | 274 | ····</span><span·class="p"·data-group-id="9519507277-27">{</span><span·class="ss">allocate</span><span·class="p">,</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="9519507277-27">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">pr[·...·truncated·by·diffoscope;·len:·279,·SHA:·a2faada33c0d723134ef71e421a93fcf3566f3cdb0dc453bbffad86d9b495a0f·...·]-28">)</span><span·class="p">,</span><span·class="w"> |
| 275 | ····</span><span·class="n">Handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 275 | ····</span><span·class="n">Handle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="9519507277-29">(</span><span·class="ss">handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OldConfig</span><span·class="p"·data-group-id="9519507277-29">)</span><span·class="p">,</span><span·class="w"> |
| 276 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">deallocate_resource</span><span·class="p"·data-group-id=" | 276 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">deallocate_resource</span><span·class="p"·data-group-id="9519507277-30">(</span><span·class="n">ServerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SessionId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Handle</span><span·class="p"·data-group-id="9519507277-30">)</span><span·class="p">.</span></code></pre><p>To·save·<code·class="inline">Config</code>·data·from·a·test·case·that·is·to·be·skipped,·return·tuple |
| 277 | <code·class="inline">{skip_and_save,Reason,ConfigList}</code>.</p><p>The·result·is·that·the·test·case·is·skipped·with·<code·class="inline">Reason</code>·printed·to·the·log | 277 | <code·class="inline">{skip_and_save,Reason,ConfigList}</code>.</p><p>The·result·is·that·the·test·case·is·skipped·with·<code·class="inline">Reason</code>·printed·to·the·log |
| 278 | file·(as·described·earlier)·and·<code·class="inline">ConfigList</code>·is·saved·for·the·next·test·case. | 278 | file·(as·described·earlier)·and·<code·class="inline">ConfigList</code>·is·saved·for·the·next·test·case. |
| 279 | <code·class="inline">ConfigList</code>·can·be·read·using·<code·class="inline">proplists:get_value(saved_config,·Config)</code>,·as | 279 | <code·class="inline">ConfigList</code>·can·be·read·using·<code·class="inline">proplists:get_value(saved_config,·Config)</code>,·as |
| 280 | described·earlier.·<code·class="inline">skip_and_save</code>·can·also·be·returned·from·<code·class="inline">init_per_suite</code>. | 280 | described·earlier.·<code·class="inline">skip_and_save</code>·can·also·be·returned·from·<code·class="inline">init_per_suite</code>. |
| 281 | In·this·case,·the·saved·data·can·be·read·by·<code·class="inline">init_per_suite</code>·in·the·suite·that | 281 | In·this·case,·the·saved·data·can·be·read·by·<code·class="inline">init_per_suite</code>·in·the·suite·that |
| 282 | follows.</p><h2·id="sequences"·class="section-heading"> | 282 | follows.</p><h2·id="sequences"·class="section-heading"> |
| 283 | ··<a·href="#sequences"·class="hover-link"> | 283 | ··<a·href="#sequences"·class="hover-link"> |
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| 296 | following·tests·are·not·to·be·executed.·Typically,·if·the·<code·class="inline">save_config</code>·facility | 296 | following·tests·are·not·to·be·executed.·Typically,·if·the·<code·class="inline">save_config</code>·facility |
| 297 | is·used·and·a·test·case·that·is·expected·to·save·data·crashes,·the·following | 297 | is·used·and·a·test·case·that·is·expected·to·save·data·crashes,·the·following |
| 298 | case·cannot·run.·<code·class="inline">Common·Test</code>·offers·a·way·to·declare·such·dependencies,·called | 298 | case·cannot·run.·<code·class="inline">Common·Test</code>·offers·a·way·to·declare·such·dependencies,·called |
| 299 | sequences.</p><p>A·sequence·of·test·cases·is·defined·as·a·test·case·group·with·a·<code·class="inline">sequence</code> | 299 | sequences.</p><p>A·sequence·of·test·cases·is·defined·as·a·test·case·group·with·a·<code·class="inline">sequence</code> |
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| 164 | </h2> | 164 | </h2> |
| 165 | <p>Event·handlers·can·be·installed·by·an·<code·class="inline">event_handler</code>·start·flag | 165 | <p>Event·handlers·can·be·installed·by·an·<code·class="inline">event_handler</code>·start·flag |
| 166 | (<a·href="ct_run_cmd.html"><code·class="inline">ct_run</code></a>)·or·option·<a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>,·where·the·argument | 166 | (<a·href="ct_run_cmd.html"><code·class="inline">ct_run</code></a>)·or·option·<a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>,·where·the·argument |
| 167 | specifies·the·names·of·one·or·more·event·handler·modules.</p><p><em>Example:</em></p><p><code·class="inline">$·ct_run·-suite·test/my_SUITE·-event_handler·handlers/my_evh1·handlers/my_evh2·-pa·$PWD/handlers</code></p><p>To·pass·start·arguments·to·the·event·handler·init·function,·use·option | 167 | specifies·the·names·of·one·or·more·event·handler·modules.</p><p><em>Example:</em></p><p><code·class="inline">$·ct_run·-suite·test/my_SUITE·-event_handler·handlers/my_evh1·handlers/my_evh2·-pa·$PWD/handlers</code></p><p>To·pass·start·arguments·to·the·event·handler·init·function,·use·option |
| 168 | <code·class="inline">ct_run·-event_handler_init</code>·instead·of·<code·class="inline">-event_handler</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·event·handler·modules·must·have·<code·class="inline">gen_event</code>·behavior.·These·modules·must | 168 | <code·class="inline">ct_run·-event_handler_init</code>·instead·of·<code·class="inline">-event_handler</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>All·event·handler·modules·must·have·<code·class="inline">gen_event</code>·behavior.·These·modules·must |
| 169 | be·precompiled·and·their·locations·must·be·added·explicitly·to·the·Erlang·code | 169 | be·precompiled·and·their·locations·must·be·added·explicitly·to·the·Erlang·code |
| 170 | server·search·path·(as·in·the·previous·example).</p></section><p>An·event_handler·tuple·in·argument·<code·class="inline">Opts</code>·has·the·following·definition·(see | 170 | server·search·path·(as·in·the·previous·example).</p></section><p>An·event_handler·tuple·in·argument·<code·class="inline">Opts</code>·has·the·following·definition·(see |
| 171 | <a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 171 | <a·href="ct.html#run_test/1"><code·class="inline">ct:run_test/1</code></a>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9237393647-1">{</span><span·class="ss">event_handler</span><span·class="p">,</span><span·class="n">EventHandlers</span><span·class="p"·data-group-id="9237393647-1">}</span><span·class="w"> |
| 172 | </span><span·class="n">EventHandlers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">EH</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 172 | </span><span·class="n">EventHandlers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">EH</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="9237393647-2">[</span><span·class="n">EH</span><span·class="p"·data-group-id="9237393647-2">]</span><span·class="w"> |
| 173 | </span><span·class="n">EH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 173 | </span><span·class="n">EH</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9237393647-3">(</span><span·class="p"·data-group-id="9237393647-3">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="9237393647-4">{</span><span·class="nf">atom</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·647,·SHA:·ced6ffda08f7083ea79b1211ca947c808322c146b0fa7e857b124cbf9fa85647·...·]-6">}</span><span·class="w"> |
| 174 | </span><span·class="n">InitArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 174 | </span><span·class="n">InitArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9237393647-9">[</span><span·class="nf">term</span><span·class="p"·data-group-id="9237393647-10">(</span><span·class="p"·data-group-id="9237393647-10">)</span><span·class="p"·data-group-id="9237393647-9">]</span></code></pre><p>In·the·following·example,·two·event·handlers·for·the·<code·class="inline">my_SUITE</code>·test·are |
| 175 | installed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">run_test</span><span·class="p"·data-group-id=" | 175 | installed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">run_test</span><span·class="p"·data-group-id="1691259696-1">(</span><span·class="p"·data-group-id="1691259696-2">[</span><span·class="p"·data-group-id="1691259696-3">{</span><span·class="ss">suite</span><span·class="p">,</span><span·class="s">"test/my_SUITE"</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·873,·SHA:·6d22024ec5bd184c8c7a06afb799815439b19d2912cf2f2df8871824c47fe99b·...·]-1">)</span><span·class="p">.</span></code></pre><p>Event·handler·<code·class="inline">my_evh1</code>·is·started·with·<code·class="inline">[]</code>·as·argument·to·the·init·function. |
| 176 | Event·handler·<code·class="inline">my_evh2</code>·is·started·with·the·name·of·the·current·node·in·the·init | 176 | Event·handler·<code·class="inline">my_evh2</code>·is·started·with·the·name·of·the·current·node·in·the·init |
| 177 | argument·list.</p><p>Event·handlers·can·also·be·plugged·in·using·one·of·the·following | 177 | argument·list.</p><p>Event·handlers·can·also·be·plugged·in·using·one·of·the·following |
| 178 | <a·href="run_test_chapter.html#test_specifications">test·specification</a>·terms:</p><ul><li><code·class="inline">{event_handler,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·EventHandlers,·InitArgs}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers,·InitArgs}</code></li></ul><p><code·class="inline">EventHandlers</code>·is·a·list·of·module·names.·Before·a·test·session·starts,·the | 178 | <a·href="run_test_chapter.html#test_specifications">test·specification</a>·terms:</p><ul><li><code·class="inline">{event_handler,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·EventHandlers,·InitArgs}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers}</code></li><li><code·class="inline">{event_handler,·NodeRefs,·EventHandlers,·InitArgs}</code></li></ul><p><code·class="inline">EventHandlers</code>·is·a·list·of·module·names.·Before·a·test·session·starts,·the |
| 179 | init·function·of·each·plugged·in·event·handler·is·called·(with·the·<code·class="inline">InitArgs</code> | 179 | init·function·of·each·plugged·in·event·handler·is·called·(with·the·<code·class="inline">InitArgs</code> |
| 180 | list·as·argument·or·<code·class="inline">[]</code>·if·no·start·arguments·are·specified).</p><p>To·plug·in·a·handler·to·the·<code·class="inline">Common·Test</code>·Master·event·manager,·specify·<code·class="inline">master</code> | 180 | list·as·argument·or·<code·class="inline">[]</code>·if·no·start·arguments·are·specified).</p><p>To·plug·in·a·handler·to·the·<code·class="inline">Common·Test</code>·Master·event·manager,·specify·<code·class="inline">master</code> |
| 181 | as·the·node·in·<code·class="inline">NodeRefs</code>.</p><p>To·be·able·to·match·on·events,·the·event·handler·module·must·include·the·header | 181 | as·the·node·in·<code·class="inline">NodeRefs</code>.</p><p>To·be·able·to·match·on·events,·the·event·handler·module·must·include·the·header |
| 182 | file·<code·class="inline">ct_event.hrl</code>.·An·event·is·a·record·with·the·following·definition:</p><p><code·class="inline">#event{name,·node,·data}</code></p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Label·(type)·of·the·event.</p></li><li><p><strong><code·class="inline">node</code></strong>·-·Name·of·the·node·that·the·event·originated·from·(only·relevant | 182 | file·<code·class="inline">ct_event.hrl</code>.·An·event·is·a·record·with·the·following·definition:</p><p><code·class="inline">#event{name,·node,·data}</code></p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Label·(type)·of·the·event.</p></li><li><p><strong><code·class="inline">node</code></strong>·-·Name·of·the·node·that·the·event·originated·from·(only·relevant |
| Offset 320, 15 lines modified | Offset 320, 15 lines modified | ||
| 320 | ······<p·class="built-using"> | 320 | ······<p·class="built-using"> |
| 321 | ········Built·using | 321 | ········Built·using |
| 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 322 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 323 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 324 | ······</p> | 324 | ······</p> |
| 325 | <p>Copyright·©·1996-202 | 325 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 326 | ····</footer> | 326 | ····</footer> |
| 327 | ··</div> | 327 | ··</div> |
| 328 | </main> | 328 | </main> |
| 329 | </div> | 329 | </div> |
| 330 | <script> | 330 | <script> |
| 331 | ··function·mermaidLoaded()·{ | 331 | ··function·mermaidLoaded()·{ |
| 332 | ····mermaid.initialize({ | 332 | ····mermaid.initialize({ |
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| 127 | <p><a·href=""·id="top"></a></p><h2·id="test-suite-example"·class="section-heading"> | 127 | <p><a·href=""·id="top"></a></p><h2·id="test-suite-example"·class="section-heading"> |
| 128 | ··<a·href="#test-suite-example"·class="hover-link"> | 128 | ··<a·href="#test-suite-example"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Test·Suite·Example</span> | 131 | ··<span·class="text">Test·Suite·Example</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <p>The·following·example·test·suite·shows·some·tests·of·a·database·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5 | 133 | <p>The·following·example·test·suite·shows·some·tests·of·a·database·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5987067730-1">(</span><span·class="ss">db_data_type_SUITE</span><span·class="p"·data-group-id="5987067730-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="w"> | 134 | </span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="5 | 135 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="5987067730-2">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="5987067730-2">)</span><span·class="p">.</span><span·class="w"> |
| 136 | </span><span·class="c1">%%·Test·server·callbacks</span><span·class="w"> | 136 | </span><span·class="c1">%%·Test·server·callbacks</span><span·class="w"> |
| 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5 | 137 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5987067730-3">(</span><span·class="p"·data-group-id="5987067730-4">[</span><span·class="ss">suite</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 138 | ·········</span><span·class="ss">init_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 138 | ·········</span><span·class="ss">init_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_suite</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 139 | ·········</span><span·class="ss">init_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="5 | 139 | ·········</span><span·class="ss">init_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_per_testcase</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="5987067730-4">]</span><span·class="p"·data-group-id="5987067730-3">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="c1">%%·Test·cases</span><span·class="w"> | 140 | </span><span·class="c1">%%·Test·cases</span><span·class="w"> |
| 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5 | 141 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5987067730-5">(</span><span·class="p"·data-group-id="5987067730-6">[</span><span·class="ss">string</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">integer</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·119,·SHA:·c0d6615e44e6211ac52c5c2657d95a012255624bf83f077cc50616accc4cd7c9·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="w"> | 142 | </span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="5 | 143 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="5987067730-7">(</span><span·class="n">CONNECT_STR</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"DSN=sqlserver;UID=alladin;PWD=sesame"</span><span·class="p"·data-group-id="5987067730-7">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 144 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 145 | </span><span·class="c1">%%·COMMON·TEST·CALLBACK·FUNCTIONS</span><span·class="w"> | 145 | </span><span·class="c1">%%·COMMON·TEST·CALLBACK·FUNCTIONS</span><span·class="w"> |
| 146 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 146 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 147 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 147 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 148 | </span><span·class="c1">%%·Function:·suite()·->·Info</span><span·class="w"> | 148 | </span><span·class="c1">%%·Function:·suite()·->·Info</span><span·class="w"> |
| 149 | </span><span·class="c1">%%</span><span·class="w"> | 149 | </span><span·class="c1">%%</span><span·class="w"> |
| 150 | </span><span·class="c1">%%·Info·=·[tuple()]</span><span·class="w"> | 150 | </span><span·class="c1">%%·Info·=·[tuple()]</span><span·class="w"> |
| 151 | </span><span·class="c1">%%···List·of·key/value·pairs.</span><span·class="w"> | 151 | </span><span·class="c1">%%···List·of·key/value·pairs.</span><span·class="w"> |
| 152 | </span><span·class="c1">%%</span><span·class="w"> | 152 | </span><span·class="c1">%%</span><span·class="w"> |
| 153 | </span><span·class="c1">%%·Description:·Returns·list·of·tuples·to·set·default·properties</span><span·class="w"> | 153 | </span><span·class="c1">%%·Description:·Returns·list·of·tuples·to·set·default·properties</span><span·class="w"> |
| 154 | </span><span·class="c1">%%··············for·the·suite.</span><span·class="w"> | 154 | </span><span·class="c1">%%··············for·the·suite.</span><span·class="w"> |
| 155 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 155 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 156 | </span><span·class="nf">suite</span><span·class="p"·data-group-id="5 | 156 | </span><span·class="nf">suite</span><span·class="p"·data-group-id="5987067730-8">(</span><span·class="p"·data-group-id="5987067730-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 157 | ····</span><span·class="p"·data-group-id="5 | 157 | ····</span><span·class="p"·data-group-id="5987067730-9">[</span><span·class="p"·data-group-id="5987067730-10">{</span><span·class="ss">timetrap</span><span·class="p">,</span><span·class="p"·data-group-id="5987067730-11">{</span><span·class="ss">minutes</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·158,·SHA:·1ac5d1d133d140be94d4f7bcd8199054fdaf9bf76a74d24921612ebcd5d5bdc3·...·]-9">]</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 158 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 159 | </span><span·class="c1">%%·Function:·init_per_suite(Config0)·->·Config1</span><span·class="w"> | 159 | </span><span·class="c1">%%·Function:·init_per_suite(Config0)·->·Config1</span><span·class="w"> |
| 160 | </span><span·class="c1">%%</span><span·class="w"> | 160 | </span><span·class="c1">%%</span><span·class="w"> |
| 161 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> | 161 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> |
| 162 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 162 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 163 | </span><span·class="c1">%%</span><span·class="w"> | 163 | </span><span·class="c1">%%</span><span·class="w"> |
| 164 | </span><span·class="c1">%%·Description:·Initialization·before·the·suite.</span><span·class="w"> | 164 | </span><span·class="c1">%%·Description:·Initialization·before·the·suite.</span><span·class="w"> |
| 165 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 165 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 166 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="5 | 166 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="5987067730-12">(</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 167 | ····</span><span·class="p"·data-group-id="5 | 167 | ····</span><span·class="p"·data-group-id="5987067730-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ref</span><span·class="p"·data-group-id="5987067730-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·382,·SHA:·ea4f7df09de71cc479a937eebed5bb95d50e97ce62e7c52b7e3c69aab2a882e0·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db_lib</span><span·class="p">:</span><span·class="nf">unique_table_name</span><span·class="p"·data-group-id="5 | 168 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db_lib</span><span·class="p">:</span><span·class="nf">unique_table_name</span><span·class="p"·data-group-id="5987067730-16">(</span><span·class="p"·data-group-id="5987067730-16">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ····</span><span·class="p"·data-group-id="5 | 169 | ····</span><span·class="p"·data-group-id="5987067730-17">[</span><span·class="p"·data-group-id="5987067730-18">{</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ref</span><span·class="w">·</span><span·class="p"·data-group-id="5987067730-18">}</sp[·...·truncated·by·diffoscope;·len:·367,·SHA:·41670af4fba81f2fea9b24330407bc001384ea21ce56414719e10fef77ae734f·...·]-17">]</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 170 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 171 | </span><span·class="c1">%%·Function:·end_per_suite(Config)·->·term()</span><span·class="w"> | 171 | </span><span·class="c1">%%·Function:·end_per_suite(Config)·->·term()</span><span·class="w"> |
| 172 | </span><span·class="c1">%%</span><span·class="w"> | 172 | </span><span·class="c1">%%</span><span·class="w"> |
| 173 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> | 173 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> |
| 174 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 174 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 175 | </span><span·class="c1">%%</span><span·class="w"> | 175 | </span><span·class="c1">%%</span><span·class="w"> |
| 176 | </span><span·class="c1">%%·Description:·Cleanup·after·the·suite.</span><span·class="w"> | 176 | </span><span·class="c1">%%·Description:·Cleanup·after·the·suite.</span><span·class="w"> |
| 177 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 177 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="5 | 178 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="5987067730-20">(</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5 | 179 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5987067730-21">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-21">)</span><span·class="p">,</span><span·class="w"> |
| 180 | ····</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="5 | 180 | ····</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="5987067730-22">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="5987067730-22">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 181 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 182 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 183 | </span><span·class="c1">%%·Function:·init_per_testcase(TestCase,·Config0)·->·Config1</span><span·class="w"> | 183 | </span><span·class="c1">%%·Function:·init_per_testcase(TestCase,·Config0)·->·Config1</span><span·class="w"> |
| 184 | </span><span·class="c1">%%</span><span·class="w"> | 184 | </span><span·class="c1">%%</span><span·class="w"> |
| 185 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> | 185 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> |
| 186 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·about·to·run.</span><span·class="w"> | 186 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·about·to·run.</span><span·class="w"> |
| 187 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> | 187 | </span><span·class="c1">%%·Config0·=·Config1·=·[tuple()]</span><span·class="w"> |
| 188 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 188 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 189 | </span><span·class="c1">%%</span><span·class="w"> | 189 | </span><span·class="c1">%%</span><span·class="w"> |
| 190 | </span><span·class="c1">%%·Description:·Initialization·before·each·test·case.</span><span·class="w"> | 190 | </span><span·class="c1">%%·Description:·Initialization·before·each·test·case.</span><span·class="w"> |
| 191 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 191 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 192 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="5 | 192 | </span><span·class="nf">init_per_testcase</span><span·class="p"·data-group-id="5987067730-23">(</span><span·class="n">Case</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5 | 193 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5987067730-24">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-24">)</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5 | 194 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5987067730-25">(</span><span·class="ss">table_name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-25">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="5 | 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="5987067730-26">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TableName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">table_type</span><span·class="p"·data-group-id="5987067730-27">[·...·truncated·by·diffoscope;·len:·130,·SHA:·3a8badefce06fb043ea9f45c3a8f108e8cf53a4105e74fae597bc2e4be0a910e·...·]-26">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> | 196 | ····</span><span·class="n">Config</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 197 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 198 | </span><span·class="c1">%%·Function:·end_per_testcase(TestCase,·Config)·->·term()</span><span·class="w"> | 198 | </span><span·class="c1">%%·Function:·end_per_testcase(TestCase,·Config)·->·term()</span><span·class="w"> |
| 199 | </span><span·class="c1">%%</span><span·class="w"> | 199 | </span><span·class="c1">%%</span><span·class="w"> |
| 200 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> | 200 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> |
| 201 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·finished.</span><span·class="w"> | 201 | </span><span·class="c1">%%···Name·of·the·test·case·that·is·finished.</span><span·class="w"> |
| 202 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> | 202 | </span><span·class="c1">%%·Config·=·[tuple()]</span><span·class="w"> |
| 203 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> | 203 | </span><span·class="c1">%%···A·list·of·key/value·pairs,·holding·the·test·case·configuration.</span><span·class="w"> |
| 204 | </span><span·class="c1">%%</span><span·class="w"> | 204 | </span><span·class="c1">%%</span><span·class="w"> |
| 205 | </span><span·class="c1">%%·Description:·Cleanup·after·each·test·case.</span><span·class="w"> | 205 | </span><span·class="c1">%%·Description:·Cleanup·after·each·test·case.</span><span·class="w"> |
| 206 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 206 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 207 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="5 | 207 | </span><span·class="nf">end_per_testcase</span><span·class="p"·data-group-id="5987067730-28">(</span><span·class="p">_</span><span·class="n">Case</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 208 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5 | 208 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5987067730-29">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-29">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5 | 209 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5987067730-30">(</span><span·class="ss">table_name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-30">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">delete_table</span><span·class="p"·data-group-id="5 | 210 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">delete_table</span><span·class="p"·data-group-id="5987067730-31">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TableName</span><span·class="p"·data-group-id="5987067730-31">)</span><span·class="p">,</span><span·class="w"> |
| 211 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 211 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 212 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 213 | </span><span·class="c1">%%·Function:·all()·->·GroupsAndTestCases</span><span·class="w"> | 213 | </span><span·class="c1">%%·Function:·all()·->·GroupsAndTestCases</span><span·class="w"> |
| 214 | </span><span·class="c1">%%</span><span·class="w"> | 214 | </span><span·class="c1">%%</span><span·class="w"> |
| 215 | </span><span·class="c1">%%·GroupsAndTestCases·=·[{group,GroupName}·|·TestCase]</span><span·class="w"> | 215 | </span><span·class="c1">%%·GroupsAndTestCases·=·[{group,GroupName}·|·TestCase]</span><span·class="w"> |
| 216 | </span><span·class="c1">%%·GroupName·=·atom()</span><span·class="w"> | 216 | </span><span·class="c1">%%·GroupName·=·atom()</span><span·class="w"> |
| 217 | </span><span·class="c1">%%···Name·of·a·test·case·group.</span><span·class="w"> | 217 | </span><span·class="c1">%%···Name·of·a·test·case·group.</span><span·class="w"> |
| 218 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> | 218 | </span><span·class="c1">%%·TestCase·=·atom()</span><span·class="w"> |
| 219 | </span><span·class="c1">%%···Name·of·a·test·case.</span><span·class="w"> | 219 | </span><span·class="c1">%%···Name·of·a·test·case.</span><span·class="w"> |
| 220 | </span><span·class="c1">%%</span><span·class="w"> | 220 | </span><span·class="c1">%%</span><span·class="w"> |
| 221 | </span><span·class="c1">%%·Description:·Returns·the·list·of·groups·and·test·cases·that</span><span·class="w"> | 221 | </span><span·class="c1">%%·Description:·Returns·the·list·of·groups·and·test·cases·that</span><span·class="w"> |
| 222 | </span><span·class="c1">%%··············are·to·be·executed.</span><span·class="w"> | 222 | </span><span·class="c1">%%··············are·to·be·executed.</span><span·class="w"> |
| 223 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 223 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 224 | </span><span·class="nf">all</span><span·class="p"·data-group-id="5 | 224 | </span><span·class="nf">all</span><span·class="p"·data-group-id="5987067730-32">(</span><span·class="p"·data-group-id="5987067730-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····</span><span·class="p"·data-group-id="5 | 225 | ····</span><span·class="p"·data-group-id="5987067730-33">[</span><span·class="ss">string</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">integer</span><span·class="p"·data-group-id="5987067730-33">]</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 226 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 227 | </span><span·class="c1">%%·TEST·CASES</span><span·class="w"> | 227 | </span><span·class="c1">%%·TEST·CASES</span><span·class="w"> |
| 228 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> | 228 | </span><span·class="c1">%%--------------------------------------------------------------------</span><span·class="w"> |
| 229 | </span><span·class="nf">string</span><span·class="p"·data-group-id="5 | 229 | </span><span·class="nf">string</span><span·class="p"·data-group-id="5987067730-34">(</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 230 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="5 | 230 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="5987067730-35">(</span><span·class="ss">dummy_key</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Dummy·string"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·7f884421e41146f47fe21941d7d988009c21ec40637686a8f29ae2d16938939a·...·]-35">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">integer</span><span·class="p"·data-group-id="5 | 231 | </span><span·class="nf">integer</span><span·class="p"·data-group-id="5987067730-36">(</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-36">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="5 | 232 | ····</span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="5987067730-37">(</span><span·class="ss">dummy_key</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-37">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="5 | 233 | </span><span·class="nf">insert_and_lookup</span><span·class="p"·data-group-id="5987067730-38">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 234 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5 | 234 | ····</span><span·class="n">Ref</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5987067730-39">(</span><span·class="ss">con_ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-39">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5 | 235 | ····</span><span·class="n">TableName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5987067730-40">(</span><span·class="ss">table_name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="5987067730-40">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="5 | 236 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="5987067730-41">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TableName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·63,·SHA:·e7b4f6149bc4f59b69b4d863160d11fb208f547bf2cfa134343ff3cb80c0554c·...·]-41">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="p"·data-group-id="5 | 237 | ····</span><span·class="p"·data-group-id="5987067730-42">[</span><span·class="n">Value</span><span·class="p"·data-group-id="5987067730-42">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">db</span><span·class="p">:</span><span·class="nf">lookup</span>[·...·truncated·by·diffoscope;·len:·275,·SHA:·f9997fd475bcb18f8bfee6775de72232b25b5f92746ff8aeaf1b45bd2b215f1d·...·]-43">)</span><span·class="p">,</span><span·class="w"> |
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| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">A·Simple·Test·Suite</span> | 166 | ··<span·class="text">A·Simple·Test·Suite</span> |
| 167 | </h2> | 167 | </h2> |
| 168 | <p>As·shown·in·section·<a·href="basics_chapter.html#External_Interfaces">Common·Test·Basics</a>, | 168 | <p>As·shown·in·section·<a·href="basics_chapter.html#External_Interfaces">Common·Test·Basics</a>, |
| 169 | the·test·suite·module·implements·<a·href="ct_suite.html">callback·functions</a>·(mandatory | 169 | the·test·suite·module·implements·<a·href="ct_suite.html">callback·functions</a>·(mandatory |
| 170 | or·optional)·for·various·purposes,·for·example:</p><ul><li>Init/end·configuration·function·for·the·test·suite</li><li>Init/end·configuration·function·for·a·test·case</li><li>Init/end·configuration·function·for·a·test·case·group</li><li>Test·cases</li></ul><p>The·configuration·functions·are·optional.·The·following·example·is·a·test·suite | 170 | or·optional)·for·various·purposes,·for·example:</p><ul><li>Init/end·configuration·function·for·the·test·suite</li><li>Init/end·configuration·function·for·a·test·case</li><li>Init/end·configuration·function·for·a·test·case·group</li><li>Test·cases</li></ul><p>The·configuration·functions·are·optional.·The·following·example·is·a·test·suite |
| 171 | without·configuration·functions,·including·one·simple·test·case,·to·check·that | 171 | without·configuration·functions,·including·one·simple·test·case,·to·check·that |
| 172 | module·<code·class="inline">mymod</code>·exists·(that·is,·can·be·successfully·loaded·by·the·code·server):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 172 | module·<code·class="inline">mymod</code>·exists·(that·is,·can·be·successfully·loaded·by·the·code·server):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2376889732-1">(</span><span·class="ss">my1st_SUITE</span><span·class="p"·data-group-id="2376889732-1">)</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 173 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="2376889732-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="2376889732-2">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nf">all</span><span·class="p"·data-group-id="2376889732-3">(</span><span·class="p"·data-group-id="2376889732-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="p"·data-group-id="2376889732-4">[</span><span·class="ss">mod_exists</span><span·class="p"·data-group-id="2376889732-4">]</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">mod_exists</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nf">mod_exists</span><span·class="p"·data-group-id="2376889732-5">(</span><span·class="p">_</span><span·class="p"·data-group-id="2376889732-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="p"·data-group-id="2376889732-6">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="ss">mymod</span><span·class="p"·data-group-id="2376889732-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</spa[·...·truncated·by·diffoscope;·len:·182,·SHA:·fef32814b5f9fcb1a8f70c974719a8ec84c0d383f93341eb82172fb5cf766f84·...·]-7">)</span><span·class="p">.</span></code></pre><p>If·the·operation·fails,·a·bad·match·error·occurs·that·terminates·the·test·case.</p><h2·id="a-test-suite-with-configuration-functions"·class="section-heading"> |
| 178 | ··<a·href="#a-test-suite-with-configuration-functions"·class="hover-link"> | 178 | ··<a·href="#a-test-suite-with-configuration-functions"·class="hover-link"> |
| 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 180 | ··</a> | 180 | ··</a> |
| 181 | ··<span·class="text">A·Test·Suite·with·Configuration·Functions</span> | 181 | ··<span·class="text">A·Test·Suite·with·Configuration·Functions</span> |
| 182 | </h2> | 182 | </h2> |
| 183 | <p>If·you·need·to·perform·configuration·operations·to·run·your·test,·you·can | 183 | <p>If·you·need·to·perform·configuration·operations·to·run·your·test,·you·can |
| 184 | implement·configuration·functions·in·your·suite.·The·result·from·a·configuration | 184 | implement·configuration·functions·in·your·suite.·The·result·from·a·configuration |
| 185 | function·is·configuration·data,·or·<code·class="inline">Config</code>.·This·is·a·list·of·key-value·tuples | 185 | function·is·configuration·data,·or·<code·class="inline">Config</code>.·This·is·a·list·of·key-value·tuples |
| 186 | that·get·passed·from·the·configuration·function·to·the·test·cases·(possibly | 186 | that·get·passed·from·the·configuration·function·to·the·test·cases·(possibly |
| 187 | through·configuration·functions·on·"lower·level").·The·data·flow·looks·as | 187 | through·configuration·functions·on·"lower·level").·The·data·flow·looks·as |
| 188 | follows:</p><p><img·src="assets/config.gif"·alt="Configuration·Data·Flow·in·a·Suite"·title="Configuration·Data·Flow·in·a·Suite"/></p><p>The·following·example·shows·a·test·suite·that·uses·configuration·functions·to | 188 | follows:</p><p><img·src="assets/config.gif"·alt="Configuration·Data·Flow·in·a·Suite"·title="Configuration·Data·Flow·in·a·Suite"/></p><p>The·following·example·shows·a·test·suite·that·uses·configuration·functions·to |
| 189 | open·and·close·a·log·file·for·the·test·cases·(an·operation·that·is·unnecessary | 189 | open·and·close·a·log·file·for·the·test·cases·(an·operation·that·is·unnecessary |
| 190 | and·irrelevant·to·perform·by·each·test·case):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 190 | and·irrelevant·to·perform·by·each·test·case):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2095744172-1">(</span><span·class="ss">check_log_SUITE</span><span·class="p"·data-group-id="2095744172-1">)</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2095744172-2">(</span><span·class="p"·data-group-id="2095744172-3">[</span><span·class="ss">all</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init_per_suite</span><span·class="p">/</[·...·truncated·by·diffoscope;·len:·258,·SHA:·43fec1e4a3b439d3499af959c093fa8126aa8e5b94294431ff24f54f9d3cb58f·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2095744172-4">(</span><span·class="p"·data-group-id="2095744172-5">[</span><span·class="ss">check_restart_result</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">check_no_errors</span><[·...·truncated·by·diffoscope;·len:·142,·SHA:·92792fc79a9eeb0242377c760fb3932f4cdf18564d0166ba1d96e2c8eabec186·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="w"> | 193 | </span><span·class="w"> |
| 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 194 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="2095744172-6">(</span><span·class="nf">value</span><span·class="p"·data-group-id="2095744172-7">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="n">Config</span><span·class="p"·data-group-id="2095744172-7">)</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·344,·SHA:·55fbd4dd8fabb4e45082b1f13125b15c3fade0e7fb36bfa5479755de36907903·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 195 | </span><span·class="nf">all</span><span·class="p"·data-group-id="2095744172-9">(</span><span·class="p"·data-group-id="2095744172-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="2095744172-10">[</span><span·class="ss">check_restart_result</span><span·c[·...·truncated·by·diffoscope;·len:·121,·SHA:·c849c43674017e140d158855be4b869af32c1f6b8faffd7fc89481dcef2f9f3f·...·]-10">]</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id=" | 196 | </span><span·class="nf">init_per_suite</span><span·class="p"·data-group-id="2095744172-11">(</span><span·class="n">InitConfigData</span><span·class="p"·data-group-id="2095744172-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="p"·data-group-id="2095744172-12">[</span><span·class="p"·data-group-id="2095744172-13">{</span><span·class="ss">logref</span><span·class="p">,</span><span·class="nf">open_log</span><span·class="p"·data-group-id="2095744172-14">(</span><span·class="p"·data-group-id="20957441[·...·truncated·by·diffoscope;·len:·219,·SHA:·ced80b53de3a7cdfe4556e99c4ac9d66850615f05446fb055ee6d6cf96e21936·...·]-12">]</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">end_per_suite</span><span·class="p"·data-group-id="2095744172-15">(</span><span·class="n">ConfigData</span><span·class="p"·data-group-id="2095744172-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="nf">close_log</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="nf">close_log</span><span·class="p"·data-group-id="2095744172-16">(</span><span·class="o">?</span><span·class="nf">value</span><span·class="p"·data-group-id="2095744172-17">(</span><span·class="ss">logref</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ConfigData</span><span·class="p"[·...·truncated·by·diffoscope;·len:·80,·SHA:·57eff05d8a1cd2531790b1fca9811335dde6563bf731cd5be1f05bdb0f8714ce·...·]-16">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="nf">check_restart_result</span><span·class="p"·data-group-id=" | 200 | </span><span·class="nf">check_restart_result</span><span·class="p"·data-group-id="2095744172-18">(</span><span·class="n">ConfigData</span><span·class="p"·data-group-id="2095744172-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id="2095744172-19">(</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="nf">value</span><span·class="p"·data-group-id="2095744172-20">(</span><span·class="ss">logref</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·159,·SHA:·96140b169783561a08d7d15113f9d27903023e7b61c9e21a5fa302493ce79787·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="p"·data-group-id="2095744172-21">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p">_</span><span·class="n">Line</span><span·class="p"·data-group-id="2095744172-21">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·258,·SHA:·b09204c54c34953791f51bc65d9c040ab1e517c6f8417921246c3cc12436f008·...·]-22">)</span><span·class="p">.</span><span·class="w"> |
| 203 | </span><span·class="nf">check_no_errors</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">check_no_errors</span><span·class="p"·data-group-id="2095744172-23">(</span><span·class="n">ConfigData</span><span·class="p"·data-group-id="2095744172-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="n">TestData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">read_log</span><span·class="p"·data-group-id="2095744172-24">(</span><span·class="ss">all</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="nf">value</span><span·class="p"·data-group-id="2095744172-25">(</span><span·class="ss">logref</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·155,·SHA:·fbc69a521c1a35f5d00ccd6ddb49244bcbfdad34f9f821210dbffb9e0da1f044·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">search_for</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">search_for</span><span·class="p"·data-group-id="2095744172-26">(</span><span·class="s">"error"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TestData</span><span·class="p"·data-group-id="2095744172-26">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 206 | ········</span><span·class="p"·data-group-id=" | 206 | ········</span><span·class="p"·data-group-id="2095744172-27">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="n">Line</span><span·class="p"·data-group-id="2095744172-27">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">ct</sp[·...·truncated·by·diffoscope;·len:·351,·SHA:·598de403b9bb68089013d988ec7904fc64b3d0fa894eeeb57c5e0b07eaeea6be·...·]-28">)</span><span·class="p">;</span><span·class="w"> |
| 207 | ········</span><span·class="ss">nomatch</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> | 207 | ········</span><span·class="ss">nomatch</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 208 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·test·cases·verify,·by·parsing·a·log·file,·that·our·SUT·has·performed·a | 208 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·test·cases·verify,·by·parsing·a·log·file,·that·our·SUT·has·performed·a |
| 209 | successful·restart·and·that·no·unexpected·errors·are·printed.</p><p>To·execute·the·test·cases·in·the·recent·test·suite,·type·the·following·on·the | 209 | successful·restart·and·that·no·unexpected·errors·are·printed.</p><p>To·execute·the·test·cases·in·the·recent·test·suite,·type·the·following·on·the |
| 210 | UNIX/Linux·command·line·(assuming·that·the·suite·module·is·in·the·current | 210 | UNIX/Linux·command·line·(assuming·that·the·suite·module·is·in·the·current |
| 211 | working·directory):</p><pre><code·class="text">$·ct_run·-dir·.</code></pre><p>or:</p><pre><code·class="text">$·ct_run·-suite·check_log_SUITE</code></pre><p>To·use·the·Erlang·shell·to·run·our·test,·you·can·evaluate·the·following·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">run_test</span><span·class="p"·data-group-id=" | 211 | working·directory):</p><pre><code·class="text">$·ct_run·-dir·.</code></pre><p>or:</p><pre><code·class="text">$·ct_run·-suite·check_log_SUITE</code></pre><p>To·use·the·Erlang·shell·to·run·our·test,·you·can·evaluate·the·following·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ct</span><span·class="p">:</span><span·class="nf">run_test</span><span·class="p"·data-group-id="0513987042-1">(</span><span·class="p"·data-group-id="0513987042-2">[</span><span·class="p"·data-group-id="0513987042-3">{</span><span·class="ss">dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"."</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·795,·SHA:·58ca5c43ba5fa808854c745bf014d443a55f1c00b2af2317e61e558fc877c524·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·result·from·running·the·test·is·printed·in·log·files·in·HTML·format·(stored |
| 212 | in·unique·log·directories·on·a·different·level).·The·following·illustration | 212 | in·unique·log·directories·on·a·different·level).·The·following·illustration |
| 213 | shows·the·log·file·structure:</p><p><img·src="assets/html_logs.gif"·alt="HTML·Log·File·Structure"·title="HTML·Log·File·Structure"/></p><h2·id="questions-and-answers"·class="section-heading"> | 213 | shows·the·log·file·structure:</p><p><img·src="assets/html_logs.gif"·alt="HTML·Log·File·Structure"·title="HTML·Log·File·Structure"/></p><h2·id="questions-and-answers"·class="section-heading"> |
| 214 | ··<a·href="#questions-and-answers"·class="hover-link"> | 214 | ··<a·href="#questions-and-answers"·class="hover-link"> |
| 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 215 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 216 | ··</a> | 216 | ··</a> |
| 217 | ··<span·class="text">Questions·and·Answers</span> | 217 | ··<span·class="text">Questions·and·Answers</span> |
| 218 | </h2> | 218 | </h2> |
| Offset 293, 15 lines modified | Offset 293, 15 lines modified | ||
| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 200 | ······<p·class="built-using"> | 200 | ······<p·class="built-using"> |
| 201 | ········Built·using | 201 | ········Built·using |
| 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 204 | ······</p> | 204 | ······</p> |
| 205 | <p>Copyright·©·1996-202 | 205 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 206 | ····</footer> | 206 | ····</footer> |
| 207 | ··</div> | 207 | ··</div> |
| 208 | </main> | 208 | </main> |
| 209 | </div> | 209 | </div> |
| 210 | <script> | 210 | <script> |
| 211 | ··function·mermaidLoaded()·{ | 211 | ··function·mermaidLoaded()·{ |
| 212 | ····mermaid.initialize({ | 212 | ····mermaid.initialize({ |
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| 2830 | ······<p·class="built-using"> | 2830 | ······<p·class="built-using"> |
| 2831 | ········Built·using | 2831 | ········Built·using |
| 2832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2834 | ······</p> | 2834 | ······</p> |
| 2835 | <p>Copyright·©·1996-202 | 2835 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2836 | ····</footer> | 2836 | ····</footer> |
| 2837 | ··</div> | 2837 | ··</div> |
| 2838 | </main> | 2838 | </main> |
| 2839 | </div> | 2839 | </div> |
| 2840 | <script> | 2840 | <script> |
| 2841 | ··function·mermaidLoaded()·{ | 2841 | ··function·mermaidLoaded()·{ |
| 2842 | ····mermaid.initialize({ | 2842 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 232, 15 lines modified | Offset 232, 15 lines modified | ||
| 232 | ······<p·class="built-using"> | 232 | ······<p·class="built-using"> |
| 233 | ········Built·using | 233 | ········Built·using |
| 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 236 | ······</p> | 236 | ······</p> |
| 237 | <p>Copyright·©·1996-202 | 237 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 238 | ····</footer> | 238 | ····</footer> |
| 239 | ··</div> | 239 | ··</div> |
| 240 | </main> | 240 | </main> |
| 241 | </div> | 241 | </div> |
| 242 | <script> | 242 | <script> |
| 243 | ··function·mermaidLoaded()·{ | 243 | ··function·mermaidLoaded()·{ |
| 244 | ····mermaid.initialize({ | 244 | ····mermaid.initialize({ |
| Offset 125, 22 lines modified | Offset 125, 22 lines modified | ||
| 125 | ····<small·class="app-vsn"·translate="no">(common_test·v1.27.7)</small> | 125 | ····<small·class="app-vsn"·translate="no">(common_test·v1.27.7)</small> |
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Callback·module·for·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·connecting·to·a·Telnet·server·on·a·UNIX | 128 | <p>Callback·module·for·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·connecting·to·a·Telnet·server·on·a·UNIX |
| 129 | host.</p><p>It·requires·the·following·entry·in·the·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1316782031-1">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="p"·data-group-id="1316782031-2">[</span><span·class="p"·data-group-id="1316782031-3">{</span><span·class="ss">telnet</span><span·class="p">,</span><span·class="n">HostNameOrIpAddress</span><span·class="p"·data-group-id="1316782031-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 130 | 129 | host.</p><p>It·requires·the·following·entry·in·the·configuration·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7622828519-1">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·243,·SHA:·0dd71b6cdb79779c1fd860b6232f1f5976be39d64ecca79d83153f68cbd0e7a1·...·]</span><span·class="w"> | |
| 130 | ·······</span><span·class="p"·data-group-id="7622828519-4">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="n">PortNum</span><span·class="p"·data-group-id="7622828519-4">}</span><span·class="p">,</span><span·class="w">·················</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 131 | ·······</span><span·class="p"·data-group-id=" | 131 | ·······</span><span·class="p"·data-group-id="7622828519-5">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="n">UserName</span><span·class="p"·data-group-id="7622828519-5">}</span><span·class="p">,</span><span·class="w"> |
| 132 | ·······</span><span·class="p"·data-group-id="1316782031-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="1316782031-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 133 | ·······</span><span·class="p"·data-group-id=" | 132 | ·······</span><span·class="p"·data-group-id="7622828519-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="7622828519-6">}</span><span·class="p">,</span><span·class="w"> |
| 133 | ·······</span><span·class="p"·data-group-id="7622828519-7">{</span><span·class="ss">keep_alive</span><span·class="p">,</span><span·class="n">Bool</span><span·class="p"·data-group-id="7622828519-7">}</span><span·class="p"·data-group-id="7622828519-2">]</span><span·class="p"·data-group-id="7622828519-1">}</span><span·class="p">.</span><span·class="w">············</span><span·class="c1">%·optional</span></code></pre><p>To·communicate·through·Telnet·to·the·host·specified·by·<code·class="inline">HostNameOrIpAddress</code>, | ||
| 134 | use·the·interface·functions·in·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·example,·<code·class="inline">open(Name)</code>·and | 134 | use·the·interface·functions·in·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>,·for·example,·<code·class="inline">open(Name)</code>·and |
| 135 | <code·class="inline">cmd(Name,Cmd)</code>.</p><p><code·class="inline">Name</code>·is·the·name·you·allocated·to·the·Unix·host·in·your·<code·class="inline">require</code>·statement, | 135 | <code·class="inline">cmd(Name,Cmd)</code>.</p><p><code·class="inline">Name</code>·is·the·name·you·allocated·to·the·Unix·host·in·your·<code·class="inline">require</code>·statement, |
| 136 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 136 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="6374798985-1">(</span><span·class="p"·data-group-id="6374798985-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6374798985-2">[</span><span·class="p"·data-group-id="6374798985-3">{</span[·...·truncated·by·diffoscope;·len:·1121,·SHA:·445c28b6fe4d6f3b7bc03206a5c40d7f2c95ad80fa93bbf8eca64ce6a08c2381·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·"keep·alive"·activity·(that·is,·that·<code·class="inline">Common·Test</code>·sends·NOP·to·the·server |
| 137 | every·10·seconds·if·the·connection·is·idle)·can·be·enabled·or·disabled·for·one | 137 | every·10·seconds·if·the·connection·is·idle)·can·be·enabled·or·disabled·for·one |
| 138 | particular·connection·as·described·here.·It·can·be·disabled·for·all·connections | 138 | particular·connection·as·described·here.·It·can·be·disabled·for·all·connections |
| 139 | using·<code·class="inline">telnet_settings</code>·(see·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>).</p><p>The·<code·class="inline">{port,PortNum}</code>·tuple·is·optional·and·if·omitted,·default·Telnet·port·23·is | 139 | using·<code·class="inline">telnet_settings</code>·(see·<a·href="ct_telnet.html"><code·class="inline">ct_telnet</code></a>).</p><p>The·<code·class="inline">{port,PortNum}</code>·tuple·is·optional·and·if·omitted,·default·Telnet·port·23·is |
| 140 | used.·Also·the·<code·class="inline">keep_alive</code>·tuple·is·optional,·and·the·value·default·to·<code·class="inline">true</code> | 140 | used.·Also·the·<code·class="inline">keep_alive</code>·tuple·is·optional,·and·the·value·default·to·<code·class="inline">true</code> |
| 141 | (enabled).</p><h2·id="module-see-also"·class="section-heading"> | 141 | (enabled).</p><h2·id="module-see-also"·class="section-heading"> |
| 142 | ··<a·href="#module-see-also"·class="hover-link"> | 142 | ··<a·href="#module-see-also"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 288, 15 lines modified | Offset 288, 15 lines modified | ||
| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
| Offset 206, 15 lines modified | Offset 206, 15 lines modified | ||
| 206 | ······<p·class="built-using"> | 206 | ······<p·class="built-using"> |
| 207 | ········Built·using | 207 | ········Built·using |
| 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 210 | ······</p> | 210 | ······</p> |
| 211 | <p>Copyright·©·1996-202 | 211 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 212 | ····</footer> | 212 | ····</footer> |
| 213 | ··</div> | 213 | ··</div> |
| 214 | </main> | 214 | </main> |
| 215 | </div> | 215 | </div> |
| 216 | <script> | 216 | <script> |
| 217 | ··function·mermaidLoaded()·{ | 217 | ··function·mermaidLoaded()·{ |
| 218 | ····mermaid.initialize({ | 218 | ····mermaid.initialize({ |
| Offset 262, 58 lines modified | Offset 262, 58 lines modified | ||
| 262 | <a·href="write_test_chapter.html#timetraps">Timetrap·Time-Outs</a>.</p></li><li><p><strong><code·class="inline">userdata</code></strong>·-·Specifies·any·data·related·to·the·test·case.·This·data·can·be | 262 | <a·href="write_test_chapter.html#timetraps">Timetrap·Time-Outs</a>.</p></li><li><p><strong><code·class="inline">userdata</code></strong>·-·Specifies·any·data·related·to·the·test·case.·This·data·can·be |
| 263 | retrieved·at·any·time·using·the·<a·href="ct.html#userdata/3"><code·class="inline">ct:userdata/3</code></a>·utility·function.</p></li><li><p><strong><code·class="inline">silent_connections</code></strong>·-·For·details,·see·section | 263 | retrieved·at·any·time·using·the·<a·href="ct.html#userdata/3"><code·class="inline">ct:userdata/3</code></a>·utility·function.</p></li><li><p><strong><code·class="inline">silent_connections</code></strong>·-·For·details,·see·section |
| 264 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a>.</p></li><li><p><strong><code·class="inline">require</code></strong>·-·Specifies·configuration·variables·required·by·the·test·case. | 264 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a>.</p></li><li><p><strong><code·class="inline">require</code></strong>·-·Specifies·configuration·variables·required·by·the·test·case. |
| 265 | If·the·required·configuration·variables·are·not·found·in·any·of·the·test | 265 | If·the·required·configuration·variables·are·not·found·in·any·of·the·test |
| 266 | system·configuration·files,·the·test·case·is·skipped.</p><p>A·required·variable·can·also·be·given·a·default·value·to·be·used·if·the | 266 | system·configuration·files,·the·test·case·is·skipped.</p><p>A·required·variable·can·also·be·given·a·default·value·to·be·used·if·the |
| 267 | variable·is·not·found·in·any·configuration·file.·To·specify·a·default·value, | 267 | variable·is·not·found·in·any·configuration·file.·To·specify·a·default·value, |
| 268 | add·a·tuple·on·the·form·<code·class="inline">{default_config,ConfigVariableName,Value}</code>·to·the | 268 | add·a·tuple·on·the·form·<code·class="inline">{default_config,ConfigVariableName,Value}</code>·to·the |
| 269 | test·case·information·list·(the·position·in·the·list·is·irrelevant).</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">testcase1</span><span·class="p"·data-group-id=" | 269 | test·case·information·list·(the·position·in·the·list·is·irrelevant).</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">testcase1</span><span·class="p"·data-group-id="9077463335-1">(</span><span·class="p"·data-group-id="9077463335-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 270 | ····</span><span·class="p"·data-group-id=" | 270 | ····</span><span·class="p"·data-group-id="9077463335-2">[</span><span·class="p"·data-group-id="9077463335-3">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ftp</span><span·class="p"·data-group-id="9077463335-3">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ·····</span><span·class="p"·data-group-id=" | 271 | ·····</span><span·class="p"·data-group-id="9077463335-4">{</span><span·class="ss">default_config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ftp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9077463335-5">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·194,·SHA:·dda48418a71d2ef7c286915fd81f1dd09d6c53f36856fcdb593acf78ff0e8dfd·...·]5-6">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ····························</span><span·class="p"·data-group-id=" | 272 | ····························</span><span·class="p"·data-group-id="9077463335-7">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"aladdin"</span><span·class="p"·data-group-id="9077463335-7">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ····························</span><span·class="p"·data-group-id=" | 273 | ····························</span><span·class="p"·data-group-id="9077463335-8">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sesame"</span><span·class="p"·data-group-id="9077463335-8">}</span><span·class="p"·data-group-id="9077463335-5">]</span><span·c[·...·truncated·by·diffoscope;·len:·335,·SHA:·0e53f81b2d1088d4c5246a2d820cc8de50ec47380777bcfc3b6d4a96ac637ebf·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 274 | ····</span><span·class="p"·data-group-id=" | 274 | ····</span><span·class="p"·data-group-id="1441703499-2">[</span><span·class="p"·data-group-id="1441703499-3">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix_telnet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">un[·...·truncated·by·diffoscope;·len:·50,·SHA:·ff7665cd1ed7e8ccb0a60b4e8324b5826b6a1d82dae47273bae5d3b36d78a430·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 275 | ·····</span><span·class="p"·data-group-id=" | 275 | ·····</span><span·class="p"·data-group-id="1441703499-4">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1441703499-5">{</span><span·class="ss">unix</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·364,·SHA:·a2baeaa092edc8883f532a2794355b53b1b6550e6495118d27e34038de85fedf·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 276 | ·····</span><span·class="p"·data-group-id=" | 276 | ·····</span><span·class="p"·data-group-id="1441703499-7">{</span><span·class="ss">default_config</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">unix</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1441703499-8">[</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·202,·SHA:·f4b30f064fd69231b37d6ba4d75ffc185a230bf9a2454046f0f6df3490a2c33f·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 277 | ·····························</span><span·class="p"·data-group-id=" | 277 | ·····························</span><span·class="p"·data-group-id="1441703499-10">{</span><span·class="ss">username</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"aladdin"</span><span·class="p"·data-group-id="1441703499-10">}</span><span·class="p">,</span><span·class="w"> |
| 278 | ·····························</span><span·class="p"·data-group-id=" | 278 | ·····························</span><span·class="p"·data-group-id="1441703499-11">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sesame"</span><span·class="p"·data-group-id="1441703499-11">}</span><span·class="p"·data-group-id="1441703499-8">]</span><span[·...·truncated·by·diffoscope;·len:·113,·SHA:·9f947a884ae619ce1656f0ddae09c341dc45ccc705c83c6fabb6a45d05213295·...·]-2">]</span><span·class="p">.</span></code></pre></li></ul><p>For·more·information·about·<code·class="inline">require</code>,·see·section |
| 279 | <a·href="config_file_chapter.html#require_config_data">Requiring·and·Reading·Configuration·Data</a> | 279 | <a·href="config_file_chapter.html#require_config_data">Requiring·and·Reading·Configuration·Data</a> |
| 280 | in·section·External·Configuration·Data·and·function | 280 | in·section·External·Configuration·Data·and·function |
| 281 | <a·href="ct.html#require/1"><code·class="inline">ct:require/1/2</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Specifying·a·default·value·for·a·required·variable·can·result·in·a·test·case | 281 | <a·href="ct.html#require/1"><code·class="inline">ct:require/1/2</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Specifying·a·default·value·for·a·required·variable·can·result·in·a·test·case |
| 282 | always·getting·executed.·This·might·not·be·a·desired·behavior.</p></section><p>If·<code·class="inline">timetrap</code>·or·<code·class="inline">require</code>,·or·both,·is·not·set·specifically·for·a·particular | 282 | always·getting·executed.·This·might·not·be·a·desired·behavior.</p></section><p>If·<code·class="inline">timetrap</code>·or·<code·class="inline">require</code>,·or·both,·is·not·set·specifically·for·a·particular |
| 283 | test·case,·default·values·specified·by·function | 283 | test·case,·default·values·specified·by·function |
| 284 | <a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·are·used.</p><p>Tags·other·than·the·earlier·mentioned·are·ignored·by·the·test·server.</p><p>An·example·of·a·test·case·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">reboot_node</span><span·class="p"·data-group-id=" | 284 | <a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·are·used.</p><p>Tags·other·than·the·earlier·mentioned·are·ignored·by·the·test·server.</p><p>An·example·of·a·test·case·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">reboot_node</span><span·class="p"·data-group-id="5470938523-1">(</span><span·class="p"·data-group-id="5470938523-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 285 | ····</span><span·class="p"·data-group-id=" | 285 | ····</span><span·class="p"·data-group-id="5470938523-2">[</span><span·class="w"> |
| 286 | ·····</span><span·class="p"·data-group-id=" | 286 | ·····</span><span·class="p"·data-group-id="5470938523-3">{</span><span·class="ss">timetrap</span><span·class="p">,</span><span·class="p"·data-group-id="5470938523-4">{</span><span·class="ss">seconds</span><span·class="p">,</span><span·class="mi">60</span><span·class="p"·data-group-id="5470938523-4"[·...·truncated·by·diffoscope;·len:·50,·SHA:·1d6e765d1a368f3ff3320f397f42f6bff3c9a2257920a569aa35eaac03d8d77a·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 287 | ·····</span><span·class="p"·data-group-id=" | 287 | ·····</span><span·class="p"·data-group-id="5470938523-5">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">interfaces</span><span·class="p"·data-group-id="5470938523-5">}</span><span·class="p">,</span><span·class="w"> |
| 288 | ·····</span><span·class="p"·data-group-id=" | 288 | ·····</span><span·class="p"·data-group-id="5470938523-6">{</span><span·class="ss">userdata</span><span·class="p">,</span><span·class="w"> |
| 289 | ·········</span><span·class="p"·data-group-id=" | 289 | ·········</span><span·class="p"·data-group-id="5470938523-7">[</span><span·class="p"·data-group-id="5470938523-8">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="s">"System·Upgrade:·RpuAddition·Normal·RebootNode"</span><span·class="p"·data-group-id="5470938523-8">}</span><span·class="p">,</span><span·class="w"> |
| 290 | ··········</span><span·class="p"·data-group-id=" | 290 | ··········</span><span·class="p"·data-group-id="5470938523-9">{</span><span·class="ss">fts</span><span·class="p">,</span><span·class="s">"http://someserver.ericsson.se/test_doc4711.pdf"</span><span·class="p"·data-group-id="5470938523-9">}</span><span·class="p"·data-group-id="5470938523-7">]</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·e3ee4455775d71d84ca663cd1f2df1618750bcfe8c5db0a3ed3467de198e8f5a·...·]-6">}</span><span·class="w"> |
| 291 | ····</span><span·class="p"·data-group-id=" | 291 | ····</span><span·class="p"·data-group-id="5470938523-2">]</span><span·class="p">.</span></code></pre><p><a·href=""·id="suite"></a></p><h2·id="test-suite-information-function"·class="section-heading"> |
| 292 | ··<a·href="#test-suite-information-function"·class="hover-link"> | 292 | ··<a·href="#test-suite-information-function"·class="hover-link"> |
| 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 294 | ··</a> | 294 | ··</a> |
| 295 | ··<span·class="text">Test·Suite·Information·Function</span> | 295 | ··<span·class="text">Test·Suite·Information·Function</span> |
| 296 | </h2> | 296 | </h2> |
| 297 | <p>Function·<a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·can,·for·example,·be·used·in·a·test | 297 | <p>Function·<a·href="ct_suite.html#c:suite/0"><code·class="inline">suite/0</code></a>·can,·for·example,·be·used·in·a·test |
| 298 | suite·module·to·set·a·default·<code·class="inline">timetrap</code>·value·and·to·<code·class="inline">require</code>·external | 298 | suite·module·to·set·a·default·<code·class="inline">timetrap</code>·value·and·to·<code·class="inline">require</code>·external |
| 299 | configuration·data.·If·a·test·case,·or·a·group·information·function·also | 299 | configuration·data.·If·a·test·case,·or·a·group·information·function·also |
| 300 | specifies·any·of·the·information·tags,·it·overrides·the·default·values·set·by | 300 | specifies·any·of·the·information·tags,·it·overrides·the·default·values·set·by |
| 301 | <code·class="inline">suite/0</code>.·For·details,·see | 301 | <code·class="inline">suite/0</code>.·For·details,·see |
| 302 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a>·and | 302 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a>·and |
| 303 | <a·href="write_test_chapter.html#test_case_groups">Test·Case·Groups</a>.</p><p>The·following·options·can·also·be·specified·with·the·suite·information·list:</p><ul><li><code·class="inline">stylesheet</code>,·see·<a·href="run_test_chapter.html#html_stylesheet">HTML·Style·Sheets</a></li><li><code·class="inline">userdata</code>,·see | 303 | <a·href="write_test_chapter.html#test_case_groups">Test·Case·Groups</a>.</p><p>The·following·options·can·also·be·specified·with·the·suite·information·list:</p><ul><li><code·class="inline">stylesheet</code>,·see·<a·href="run_test_chapter.html#html_stylesheet">HTML·Style·Sheets</a></li><li><code·class="inline">userdata</code>,·see |
| 304 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a></li><li><code·class="inline">silent_connections</code>,·see | 304 | <a·href="write_test_chapter.html#info_function">Test·Case·Information·Function</a></li><li><code·class="inline">silent_connections</code>,·see |
| 305 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a></li></ul><p>An·example·of·the·suite·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id=" | 305 | <a·href="run_test_chapter.html#silent_connections">Silent·Connections</a></li></ul><p>An·example·of·the·suite·information·function·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">suite</span><span·class="p"·data-group-id="0115595709-1">(</span><span·class="p"·data-group-id="0115595709-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 306 | ····</span><span·class="p"·data-group-id=" | 306 | ····</span><span·class="p"·data-group-id="0115595709-2">[</span><span·class="w"> |
| 307 | ·····</span><span·class="p"·data-group-id=" | 307 | ·····</span><span·class="p"·data-group-id="0115595709-3">{</span><span·class="ss">timetrap</span><span·class="p">,</span><span·class="p"·data-group-id="0115595709-4">{</span><span·class="ss">minutes</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="0115595709-4"[·...·truncated·by·diffoscope;·len:·50,·SHA:·62f325e94d4cfa29f6d79d82cee87b0eda4a78aec428ec889798cd061605bcbd·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 308 | ·····</span><span·class="p"·data-group-id=" | 308 | ·····</span><span·class="p"·data-group-id="0115595709-5">{</span><span·class="ss">require</span><span·class="p">,</span><span·class="ss">global_names</span><span·class="p"·data-group-id="0115595709-5">}</span><span·class="p">,</span><span·class="w"> |
| 309 | ·····</span><span·class="p"·data-group-id=" | 309 | ·····</span><span·class="p"·data-group-id="0115595709-6">{</span><span·class="ss">userdata</span><span·class="p">,</span><span·class="p"·data-group-id="0115595709-7">[</span><span·class="p"·data-group-id="0115595709-8">{</span><span·class="ss">info</span><span·class="p">,</span><span·class="s">&quo[·...·truncated·by·diffoscope;·len:·201,·SHA:·1615b77d1e83d6409993d7445770a7133c52ffe46c18cab5099e4a323d5bde47·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 310 | ·····</span><span·class="p"·data-group-id=" | 310 | ·····</span><span·class="p"·data-group-id="0115595709-9">{</span><span·class="ss">silent_connections</span><span·class="p">,</span><span·class="p"·data-group-id="0115595709-10">[</span><span·class="ss">telnet</span><span·class="p"·data-group-id="0115595709-10">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·cb0c41b70e10e9638deba1ec00c6550d2be37ff0e3b10c3904a7bd3ccf4dd9e8·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 311 | ·····</span><span·class="p"·data-group-id=" | 311 | ·····</span><span·class="p"·data-group-id="0115595709-11">{</span><span·class="ss">stylesheet</span><span·class="p">,</span><span·class="s">"db_testing.css"</span><span·class="p"·data-group-id="0115595709-11">}</span><span·class="w"> |
| 312 | ····</span><span·class="p"·data-group-id=" | 312 | ····</span><span·class="p"·data-group-id="0115595709-2">]</span><span·class="p">.</span></code></pre><p><a·href=""·id="test_case_groups"></a></p><h2·id="test-case-groups"·class="section-heading"> |
| 313 | ··<a·href="#test-case-groups"·class="hover-link"> | 313 | ··<a·href="#test-case-groups"·class="hover-link"> |
| 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 314 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 315 | ··</a> | 315 | ··</a> |
| 316 | ··<span·class="text">Test·Case·Groups</span> | 316 | ··<span·class="text">Test·Case·Groups</span> |
| 317 | </h2> | 317 | </h2> |
| 318 | <p>A·test·case·group·is·a·set·of·test·cases·sharing·configuration·functions·and | 318 | <p>A·test·case·group·is·a·set·of·test·cases·sharing·configuration·functions·and |
| 319 | execution·properties.·Test·case·groups·are·defined·by·function | 319 | execution·properties.·Test·case·groups·are·defined·by·function |
| Offset 327, 63 lines modified | Offset 327, 63 lines modified | ||
| 327 | GroupName·=·atom() | 327 | GroupName·=·atom() |
| 328 | GroupsAndTestCases·=·[GroupDef·|·{group,GroupName}·|·TestCase·| | 328 | GroupsAndTestCases·=·[GroupDef·|·{group,GroupName}·|·TestCase·| |
| 329 | ·····················{testcase,TestCase,TCRepeatProps}] | 329 | ·····················{testcase,TestCase,TCRepeatProps}] |
| 330 | TestCase·=·atom() | 330 | TestCase·=·atom() |
| 331 | TCRepeatProps·=·[{repeat,N}·|·{repeat_until_ok,N}·|·{repeat_until_fail,N}]</code></pre><p><code·class="inline">GroupName</code>·is·the·name·of·the·group·and·must·be·unique·within·the·test·suite | 331 | TCRepeatProps·=·[{repeat,N}·|·{repeat_until_ok,N}·|·{repeat_until_fail,N}]</code></pre><p><code·class="inline">GroupName</code>·is·the·name·of·the·group·and·must·be·unique·within·the·test·suite |
| 332 | module.·Groups·can·be·nested,·by·including·a·group·definition·within·the | 332 | module.·Groups·can·be·nested,·by·including·a·group·definition·within·the |
| 333 | <code·class="inline">GroupsAndTestCases</code>·list·of·another·group.·<code·class="inline">Properties</code>·is·the·list·of | 333 | <code·class="inline">GroupsAndTestCases</code>·list·of·another·group.·<code·class="inline">Properties</code>·is·the·list·of |
| 334 | execution·properties·for·the·group.·The·possible·values·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Properties</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 334 | execution·properties·for·the·group.·The·possible·values·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Properties</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4608805277-1">[</span><span·class="ss">parallel</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">sequence</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Shuffle</s[·...·truncated·by·diffoscope;·len:·309,·SHA:·65a1c4fb5a1e7d588fa161ca39ff4bbb65c0d89a320d770e884835050f5e1b05·...·]-1">]</span><span·class="w"> |
| 335 | </span><span·class="n">Shuffle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">shuffle</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 335 | </span><span·class="n">Shuffle</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">shuffle</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="4608805277-3">{</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="n">Seed</span><span·class="p"·data-group-id="4608805277-3">}</span><span·class="w"> |
| 336 | </span><span·class="n">Seed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 336 | </span><span·class="n">Seed</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4608805277-4">{</span><span·class="nf">integer</span><span·class="p"·data-group-id="4608805277-5">(</span><span·class="p"·data-group-id="4608805277-5">)</span><span·class="p">,</span><span·class="nf">integer</span><span·class="p"·data-group-id="4608805277-[·...·truncated·by·diffoscope;·len:·266,·SHA:·8ff0147f533c08392173853908c3afb18b946adb0e8d8c30aab704543d33470b·...·]-4">}</span><span·class="w"> |
| 337 | </span><span·class="n">GroupRepeatType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">repeat</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_fail</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | 337 | </span><span·class="n">GroupRepeatType</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">repeat</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_all_fail</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 338 | ··················</span><span·class="ss">repeat_until_any_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_any_fail</span><span·class="w"> | 338 | ··················</span><span·class="ss">repeat_until_any_ok</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">repeat_until_any_fail</span><span·class="w"> |
| 339 | </span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 339 | </span><span·class="n">N</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4608805277-8">(</span><span·class="p"·data-group-id="4608805277-8">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">forever</span></code></pre><p><em>Explanations:</em></p><ul><li><p><strong><code·class="inline">parallel</code></strong>·-·<code·class="inline">Common·Test</code>·executes·all·test·cases·in·the·group·in |
| 340 | parallel.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·The·cases·are·executed·in·a·sequence·as·described·in·section | 340 | parallel.</p></li><li><p><strong><code·class="inline">sequence</code></strong>·-·The·cases·are·executed·in·a·sequence·as·described·in·section |
| 341 | <a·href="dependencies_chapter.html#sequences">Sequences</a>·in·section·Dependencies·Between | 341 | <a·href="dependencies_chapter.html#sequences">Sequences</a>·in·section·Dependencies·Between |
| 342 | Test·Cases·and·Suites.</p></li><li><p><strong><code·class="inline">shuffle</code></strong>·-·The·cases·in·the·group·are·executed·in·random·order.</p></li><li><p><strong><code·class="inline">repeat,·repeat_until_*</code></strong>·-·Orders·<code·class="inline">Common·Test</code>·to·repeat·execution·of·all | 342 | Test·Cases·and·Suites.</p></li><li><p><strong><code·class="inline">shuffle</code></strong>·-·The·cases·in·the·group·are·executed·in·random·order.</p></li><li><p><strong><code·class="inline">repeat,·repeat_until_*</code></strong>·-·Orders·<code·class="inline">Common·Test</code>·to·repeat·execution·of·all |
| 343 | the·cases·in·the·group·a·given·number·of·times,·or·until·any,·or·all,·cases | 343 | the·cases·in·the·group·a·given·number·of·times,·or·until·any,·or·all,·cases |
| 344 | fail·or·succeed.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="5647900454-1">(</span><span·class="p"·data-group-id="5647900454-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="5647900454-2">[</span><span·class="p"·data-group-id="5647900454-3">{</span><span·class="ss">group1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5647900454-4">[</span><span·class="ss">parallel</span><span·class="p"·data-group-id="5647900454-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5647900454-5">[</span><span·class="ss">test1a</span><span·class="p">,</span><span·class="ss">test1b</span><span·class="p"·data-group-id="5647900454-5">]</span><span·class="p"·data-group-id="5647900454-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 345 | 344 | fail·or·succeed.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="5230755419-1">(</span><span·class="p"·data-group-id="5230755419-1">)</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·711,·SHA:·2baf5063657015bbbf2e8c82c14756199f3f88ede82c3500662f88c86cb87fb2·...·] | |
| 345 | ·············</span><span·class="p"·data-group-id="5230755419-6">{</span><span·class="ss">group2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5230755419-7">[</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="ss">sequence</span><span·class="p"·data-group-id="5230755419-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5230755419-8">[</span><span·class="ss">test2a</span><span·class="p">,</span><span·class="ss">test2b</span><span·class="p">,</span><span·class="ss">test2c</span><span·class="p"·data-group-id="5230755419-8">]</span><span·class="p"·data-group-id="5230755419-6">}</span><span·class="p"·data-group-id="5230755419-2">]</span><span·class="p">.</span></code></pre><p>To·specify·in·which·order·groups·are·to·be·executed·(also·with·respect·to·test | ||
| 346 | cases·that·are·not·part·of·any·group),·add·tuples·on·the·form | 346 | cases·that·are·not·part·of·any·group),·add·tuples·on·the·form |
| 347 | <code·class="inline">{group,GroupName}</code>·to·the·<code·class="inline">all/0</code>·list.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id=" | 347 | <code·class="inline">{group,GroupName}</code>·to·the·<code·class="inline">all/0</code>·list.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="6425263763-1">(</span><span·class="p"·data-group-id="6425263763-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6425263763-2">[</span><span·class="ss">testcase1</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·1055,·SHA:·8af7b3b85e098932fcc485d239b617f5e20a0739361c00540ba6724cc1a23d95·...·]-2">]</span><span·class="p">.</span></code></pre><p>Execution·properties·with·a·group·tuple·in·<code·class="inline">all/0</code>: |
| 348 | <code·class="inline">{group,GroupName,Properties}</code>·can·also·be·specified.·These·properties·override | 348 | <code·class="inline">{group,GroupName,Properties}</code>·can·also·be·specified.·These·properties·override |
| 349 | those·specified·in·the·group·definition·(see·<code·class="inline">groups/0</code>·earlier).·This·way,·the | 349 | those·specified·in·the·group·definition·(see·<code·class="inline">groups/0</code>·earlier).·This·way,·the |
| 350 | same·set·of·tests·can·be·run,·but·with·different·properties,·without·having·to | 350 | same·set·of·tests·can·be·run,·but·with·different·properties,·without·having·to |
| 351 | make·copies·of·the·group·definition·in·question.</p><p>If·a·group·contains·subgroups,·the·execution·properties·for·these·can·also·be | 351 | make·copies·of·the·group·definition·in·question.</p><p>If·a·group·contains·subgroups,·the·execution·properties·for·these·can·also·be |
| 352 | specified·in·the·group·tuple:·<code·class="inline">{group,GroupName,Properties,SubGroups}</code>·Where, | 352 | specified·in·the·group·tuple:·<code·class="inline">{group,GroupName,Properties,SubGroups}</code>·Where, |
| 353 | <code·class="inline">SubGroups</code>·is·a·list·of·tuples,·<code·class="inline">{GroupName,Properties}</code>·or | 353 | <code·class="inline">SubGroups</code>·is·a·list·of·tuples,·<code·class="inline">{GroupName,Properties}</code>·or |
| 354 | <code·class="inline">{GroupName,Properties,SubGroups}</code>·representing·the·subgroups.·Any·subgroups | 354 | <code·class="inline">{GroupName,Properties,SubGroups}</code>·representing·the·subgroups.·Any·subgroups |
| 355 | defined·in·<code·class="inline">groups/0</code>·for·a·group,·that·are·not·specified·in·the·<code·class="inline">SubGroups</code> | 355 | defined·in·<code·class="inline">groups/0</code>·for·a·group,·that·are·not·specified·in·the·<code·class="inline">SubGroups</code> |
| 356 | list,·executes·with·their·predefined·properties.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="5999345679-1">(</span><span·class="p"·data-group-id="5999345679-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="5999345679-2">[</span><span·class="p"·data-group-id="5999345679-3">{</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5999345679-4">[</span><span·class="p"·data-group-id="5999345679-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5999345679-5">[</span><span·class="p"·data-group-id="5999345679-6">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5999345679-7">[</span><span·class="p"·data-group-id="5999345679-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5999345679-8">[</span><span·class="ss">t2a</span><span·class="p">,</span><span·class="ss">t2b</span><span·class="p"·data-group-id="5999345679-8">]</span><span·class="p"·data-group-id="5999345679-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 357 | 356 | list,·executes·with·their·predefined·properties.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="8288408360-1">(</span><span·class="p"·data-group-id="8288408360-1">)</s[·...·truncated·by·diffoscope;·len:·1033,·SHA:·6f341f33f8a0edbab15ba2eee34e2fe228bc48888235d823f2092e640ec1c987·...·] | |
| 357 | ··························</span><span·class="p"·data-group-id="8288408360-9">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8288408360-10">[</span><span·class="p"·data-group-id="8288408360-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8288408360-11">[</span><span·class="ss">t31</span><span·class="p">,</span><span·class="ss">t3b</span><span·class="p"·data-group-id="8288408360-11">]</span><span·class="p"·data-group-id="8288408360-9">}</span><span·class="p"·data-group-id="8288408360-5">]</span><span·class="p"·data-group-id="8288408360-3">}</span><span·class="p"·data-group-id="8288408360-2">]</span><span·class="p">.</span></code></pre><p>To·execute·group·<code·class="inline">tests1</code>·twice·with·different·properties·for·<code·class="inline">tests2</code>·each | ||
| 358 | time:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="3 | 358 | time:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="3535020699-1">(</span><span·class="p"·data-group-id="3535020699-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 359 | ···</span><span·class="p"·data-group-id="3535020699-2">[</span><span·class="p"·data-group-id="3535020699-3">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3535020699-4">[</span><span·class="p"·data-group-id="3535020699-5">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3535020699-6">[</span><span·class="ss">parallel</span><span·class="p"·data-group-id="3535020699-6">]</span><span·class="p"·data-group-id="3535020699-5">}</span><span·class="p"·data-group-id="3535020699-4">]</span><span·class="p"·data-group-id="3535020699-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 360 | ····</span><span·class="p"·data-group-id="3535020699-7">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3535020699-8">[</span><span·class="p"·data-group-id="3535020699-9">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3535020699-10">[</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="p"·data-group-id="3535020699-11">{</span><span·class="ss">repeat</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="3535020699-11">}</span><span·class="p"·data-group-id="3535020699-10">]</span><span·class="p"·data-group-id="3535020699-9">}</span><span·class="p"·data-group-id="3535020699-8">]</span><span·class="p"·data-group-id="3535020699-7">}</span><span·class="p"·data-group-id="3535020699-2">]</span><span·class="p">.</span></code></pre><p>This·is·equivalent·to·the·following·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="0249393602-1">(</span><span·class="p"·data-group-id="0249393602-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 359 | ···</span><span·class="p"·data-group-id=" | 361 | ···</span><span·class="p"·data-group-id="0249393602-2">[</span><span·class="p"·data-group-id="0249393602-3">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</[·...·truncated·by·diffoscope;·len:·418,·SHA:·738efc38022397b63b543f27af4191f016e9630d5688f6d144110d165893a598·...·]">}</span><span·class="p">,</span><span·class="w"> |
| 360 | ····</span><span·class="p"·data-group-id="3972774131-7">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3972774131-8">[</span><span·class="p"·data-group-id="3972774131-9">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3972774131-10">[</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="p"·data-group-id="3972774131-11">{</span><span·class="ss">repeat</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="3972774131-11">}</span><span·class="p"·data-group-id="3972774131-10">]</span><span·class="p"·data-group-id="3972774131-9">}</span><span·class="p"·data-group-id="3972774131-8">]</span><span·class="p"·data-group-id="3972774131-7">}</span><span·class="p"·data-group-id="3972774131-2">]</span><span·class="p">.</span></code></pre><p>This·is·equivalent·to·the·following·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="6846925385-1">(</span><span·class="p"·data-group-id="6846925385-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 361 | ···</span><span·class="p"·data-group-id="6846925385-2">[</span><span·class="p"·data-group-id="6846925385-3">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6846925385-4">[</span><span·class="p"·data-group-id="6846925385-5">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6846925385-6">[</span><span·class="ss">parallel</span><span·class="p"·data-group-id="6846925385-6">]</span><span·class="p"·data-group-id="6846925385-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 362 | ······························</span><span·class="p"·data-group-id=" | 362 | ······························</span><span·class="p"·data-group-id="0249393602-7">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p"·data-group-id="0249393602-7">}</span><span·class="p"·data-group-id="0249393602-4">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·1d1d4f029f6101df0aee81c28f5e2a9217c60d360dc6baec1a0425bae41391ce·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 363 | ····</span><span·class="p"·data-group-id=" | 363 | ····</span><span·class="p"·data-group-id="0249393602-8">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·577,·SHA:·d7226672dc17852ea5c4126d9031e97d5effb6abb2c8de9e576c63272bd5f9da·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 364 | ······························</span><span·class="p"·data-group-id=" | 364 | ······························</span><span·class="p"·data-group-id="0249393602-13">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p"·data-group-id="0249393602-13">}</span><span·class="p"·data-group-id="0249393602-9">]</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·77,·SHA:·9d163fde0b77d227d7464c521961d22ceca8c3ba5fb27458b7126d5bc4944862·...·]-2">]</span><span·class="p">.</span></code></pre><p>Value·<code·class="inline">default</code>·states·that·the·predefined·properties·are·to·be·used.</p><p>The·following·example·shows·how·to·override·properties·in·a·scenario·with·deeply |
| 365 | nested·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id=" | 365 | nested·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">groups</span><span·class="p"·data-group-id="4020837688-1">(</span><span·class="p"·data-group-id="4020837688-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 366 | ···</span><span·class="p"·data-group-id="6954531071-2">[</span><span·class="p"·data-group-id="6954531071-3">{</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6954531071-4">[</span><span·class="p"·data-group-id="6954531071-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6954531071-5">[</span><span·class="p"·data-group-id="6954531071-6">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests2</span><span·class="p"·data-group-id="6954531071-6">}</span><span·class="p"·data-group-id="6954531071-5">]</span><span·class="p"·data-group-id="6954531071-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 367 | ··· | 366 | ···</span><span·class="p"·data-group-id="4020837688-2">[</span><span·class="p"·data-group-id="4020837688-3">{</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4020837688-4">[</span><span·class=[·...·truncated·by·diffoscope;·len:·451,·SHA:·d3417ac0acd10b2d5201e1574bd6aa91bc499c1f97554428a72615d48b4a6308·...·]">}</span><span·class="p">,</span><span·class="w"> |
| 367 | ····</span><span·class="p"·data-group-id="4020837688-7">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4020837688-8">[</span><span·class="p"·data-group-id="4020837688-8">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4020837688-9">[</span><span·class="p"·data-group-id="4020837688-10">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests3</span><span·class="p"·data-group-id="4020837688-10">}</span><span·class="p"·data-group-id="4020837688-9">]</span><span·class="p"·data-group-id="4020837688-7">}</span><span·class="p">,</span><span·class="w"> | ||
| 368 | ····</span><span·class="p"·data-group-id=" | 368 | ····</span><span·class="p"·data-group-id="4020837688-11">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4020837688-12">[</span><span·class="p"·data-group-id="4020837688-13">{</span><span·class="ss">repeat</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·520,·SHA:·bfffea4eaf98051fc4a7219dbe01344c57ac670b22dbdab39ff279646e261783·...·]-2">]</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 369 | </span><span·class="nf">all</span><span·class="p"·data-group-id="4020837688-15">(</span><span·class="p"·data-group-id="4020837688-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 370 | ···</span><span·class="p"·data-group-id=" | 370 | ···</span><span·class="p"·data-group-id="4020837688-16">[</span><span·class="p"·data-group-id="4020837688-17">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w"> |
| 371 | ·····</span><span·class="p"·data-group-id=" | 371 | ·····</span><span·class="p"·data-group-id="4020837688-18">[</span><span·class="p"·data-group-id="4020837688-19">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w"> |
| 372 | ·······</span><span·class="p"·data-group-id=" | 372 | ·······</span><span·class="p"·data-group-id="4020837688-20">[</span><span·class="p"·data-group-id="4020837688-21">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4020837688-22">[</span><span·class="ss">parallel</span><span·class="p"[·...·truncated·by·diffoscope;·len:·563,·SHA:·e52c0106ab0912e3521519a00fea5e120b830e99eb95aa88151d125b3e439d55·...·]-16">]</span><span·class="p">.</span></code></pre><p>For·ease·of·readability,·all·syntax·definitions·can·be·replaced·by·a·function |
| 373 | call·whose·return·value·should·match·the·expected·syntax·case.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id=" | 373 | call·whose·return·value·should·match·the·expected·syntax·case.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">all</span><span·class="p"·data-group-id="7288393019-1">(</span><span·class="p"·data-group-id="7288393019-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 374 | ···</span><span·class="p"·data-group-id=" | 374 | ···</span><span·class="p"·data-group-id="7288393019-2">[</span><span·class="p"·data-group-id="7288393019-3">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</[·...·truncated·by·diffoscope;·len:·233,·SHA:·13227f1fbfe2aab87f239eda7543d1cf0aeb297e86ffd7a3168b753ff3b7ec32·...·]9-3">}</span><span·class="p">,</span><span·class="w"> |
| 375 | ····</span><span·class="p"·data-group-id=" | 375 | ····</span><span·class="p"·data-group-id="7288393019-5">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">tests1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·182,·SHA:·f427fb4b6aee08f0e418398be74dba474398dd9a65a279d15b02e38549034dfe·...·]9-7">)</span><span·class="p">,</span><span·class="w"> |
| 376 | ······························</span><span·class="p"·data-group-id=" | 376 | ······························</span><span·class="p"·data-group-id="7288393019-8">{</span><span·class="ss">tests3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p"·data-group-id="7288393019-8">}</span><span·class="p"·data-group-id="7288393019-6">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·74,·SHA:·43fc3b00b632cd413fc5791b9722bfa9652386d1d179e2229b4720a97dc94884·...·]9-2">]</span><span·class="p">.</span><span·class="w"> |
| 377 | </span><span·class="nf">test_cases</span><span·class="p"·data-group-id=" | 377 | </span><span·class="nf">test_cases</span><span·class="p"·data-group-id="7288393019-9">(</span><span·class="p"·data-group-id="7288393019-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 378 | ···</span><span·class="p"·data-group-id=" | 378 | ···</span><span·class="p"·data-group-id="7288393019-10">[</span><span·class="p"·data-group-id="7288393019-11">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7288393019-12">[</span><span·class="ss">parallel</span><span·class="p"[·...·truncated·by·diffoscope;·len:·398,·SHA:·4fd6d52376116370b7de432451a727ca145f665501ca3be3e616a57051ef2e33·...·]9-10">]</span><span·class="p">.</span><span·class="w"> |
| 379 | </span><span·class="nf">shuffle_test</span><span·class="p"·data-group-id=" | 379 | </span><span·class="nf">shuffle_test</span><span·class="p"·data-group-id="7288393019-14">(</span><span·class="p"·data-group-id="7288393019-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 380 | ···</span><span·class="p"·data-group-id=" | 380 | ···</span><span·class="p"·data-group-id="7288393019-15">{</span><span·class="ss">tests2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7288393019-16">[</span><span·class="ss">shuffle</span><span·class="p">,</span><span·class="p"·data-group-id="7288393019-17">[·...·truncated·by·diffoscope;·len:·236,·SHA:·f38d5019dcce741a8a696c3e555be3f3be0520fa135e07c105d055dc2b001ce7·...·]9-15">}</span><span·class="p">.</span></code></pre><p>The·described·syntax·can·also·be·used·in·test·specifications·to·change·group |
| 381 | properties·at·the·time·of·execution,·without·having·to·edit·the·test·suite.·For | 381 | properties·at·the·time·of·execution,·without·having·to·edit·the·test·suite.·For |
| 382 | more·information,·see·section | 382 | more·information,·see·section |
| 383 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section | 383 | <a·href="run_test_chapter.html#test_specifications">Test·Specifications</a>·in·section |
| 384 | Running·Tests·and·Analyzing·Results.</p><p>As·illustrated,·properties·can·be·combined.·If,·for·example,·<code·class="inline">shuffle</code>, | 384 | Running·Tests·and·Analyzing·Results.</p><p>As·illustrated,·properties·can·be·combined.·If,·for·example,·<code·class="inline">shuffle</code>, |
| 385 | <code·class="inline">repeat_until_any_fail</code>,·and·<code·class="inline">sequence</code>·are·all·specified,·the·test·cases·in·the | 385 | <code·class="inline">repeat_until_any_fail</code>,·and·<code·class="inline">sequence</code>·are·all·specified,·the·test·cases·in·the |
| 386 | group·are·executed·repeatedly,·and·in·random·order,·until·a·test·case·fails. | 386 | group·are·executed·repeatedly,·and·in·random·order,·until·a·test·case·fails. |
| 387 | Then·execution·is·immediately·stopped·and·the·remaining·cases·are·skipped.</p><p>Before·execution·of·a·group·begins,·the·configuration·function | 387 | Then·execution·is·immediately·stopped·and·the·remaining·cases·are·skipped.</p><p>Before·execution·of·a·group·begins,·the·configuration·function |
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| 25 | dist/remixicon-NKANDIL5.woff2 | 25 | dist/remixicon-NKANDIL5.woff2 |
| 26 | dist/search_data- | 26 | dist/search_data-43A9611A.js |
| 27 | dist/sidebar_items-34FC5BF5.js | 27 | dist/sidebar_items-34FC5BF5.js |
| 28 | index.html | 28 | index.html |
| 29 | notes.html | 29 | notes.html |
| 30 | search.html | 30 | search.html |
| 31 | ssa_checks.html | 31 | ssa_checks.html |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
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| 184 | </span><span·class="nc">landing_pad_block</span><span·class="p">:</span><span·class="w"> | 184 | </span><span·class="nc">landing_pad_block</span><span·class="p">:</span><span·class="w"> |
| 185 | ···</span><span·class="p">@</span><span·class="ss">aggregate</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">landingpad</span><span·class="w">·</span><span·class="k">catch</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="w"> | 185 | ···</span><span·class="p">@</span><span·class="ss">aggregate</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">landingpad</span><span·class="w">·</span><span·class="k">catch</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="w"> |
| 186 | ···</span><span·class="p">@</span><span·class="ss">catched_val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">extract</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">ssa_agg</span><span·class="p">,</span><span·class="w">·</span><span·class="err">`</span><span·class="mi">0</span><span·class="err">`</span><span·class="w"> | 186 | ···</span><span·class="p">@</span><span·class="ss">catched_val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">extract</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">ssa_agg</span><span·class="p">,</span><span·class="w">·</span><span·class="err">`</span><span·class="mi">0</span><span·class="err">`</span><span·class="w"> |
| 187 | ···</span><span·class="ss">br</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">common_end_of_catch</span><span·class="w"> | 187 | ···</span><span·class="ss">br</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">common_end_of_catch</span><span·class="w"> |
| 188 | </span><span·class="nc">common_end_of_catch</span><span·class="p">:</span><span·class="w"> | 188 | </span><span·class="nc">common_end_of_catch</span><span·class="p">:</span><span·class="w"> |
| 189 | ··</span><span·class="p">@</span><span·class="ss">tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">phi</span><span·class="w">·</span><span·class="p"·data-group-id=" | 189 | ··</span><span·class="p">@</span><span·class="ss">tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">phi</span><span·class="w">·</span><span·class="p"·data-group-id="9685753698-1">{</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">catched_val</span><span·class="p">,</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">landing_pad_block</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·29,·SHA:·894052151594bfa6581666d193ef1a5393859c22e86c76c2a74d163db88c4cea·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ·············</span><span·class="p"·data-group-id=" | 190 | ·············</span><span·class="p"·data-group-id="9685753698-2">{</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">successful_result</span><span·class="p">,</span><span·class="w">·</span><span·class="err">^</span><span·class="ss">protected_blockN</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·b02969e73011204c098c5df1f7b0de9f97fdfc27d9034e21c2c6593f1d1bd160·...·]-2">}</span><span·class="w"> |
| 191 | ··</span><span·class="p">@</span><span·class="ss">result_of_catch_expr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">catch_end</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tmp</span></code></pre><p>Just·as·for·a·<code·class="inline">try</code>-<code·class="inline">catch</code>·expression·all·code·that·can·cause·an | 191 | ··</span><span·class="p">@</span><span·class="ss">result_of_catch_expr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">catch_end</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="p">@</span><span·class="ss">tmp</span></code></pre><p>Just·as·for·a·<code·class="inline">try</code>-<code·class="inline">catch</code>·expression·all·code·that·can·cause·an |
| 192 | exception·in·one·of·the·protected·blocks·must·have·explicit·control | 192 | exception·in·one·of·the·protected·blocks·must·have·explicit·control |
| 193 | flow·edges·to·the·landing·pad·block.</p><h2·id="exception-re-issuing"·class="section-heading"> | 193 | flow·edges·to·the·landing·pad·block.</p><h2·id="exception-re-issuing"·class="section-heading"> |
| 194 | ··<a·href="#exception-re-issuing"·class="hover-link"> | 194 | ··<a·href="#exception-re-issuing"·class="hover-link"> |
| 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 196 | ··</a> | 196 | ··</a> |
| 197 | ··<span·class="text">Exception·Re-issuing</span> | 197 | ··<span·class="text">Exception·Re-issuing</span> |
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| 230 | proven·to·always·succeed·or·fail.</p></li></ul><h2·id="variable-naming"·class="section-heading"> | 230 | proven·to·always·succeed·or·fail.</p></li></ul><h2·id="variable-naming"·class="section-heading"> |
| 231 | ··<a·href="#variable-naming"·class="hover-link"> | 231 | ··<a·href="#variable-naming"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">Variable·Naming</span> | 234 | ··<span·class="text">Variable·Naming</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>A·variable·name·in·BEAM·SSA·is·either·an·atom·or·a·non-negative | 236 | <p>A·variable·name·in·BEAM·SSA·is·either·an·atom·or·a·non-negative |
| 237 | integer:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom</span><span·class="p"·data-group-id=" | 237 | integer:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">atom</span><span·class="p"·data-group-id="8143800311-1">(</span><span·class="p"·data-group-id="8143800311-1">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="8143800311-2">(</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·23,·SHA:·be0d1cefb53280c129baa470a7fcf639a3314a3e2e3a93d2632298c6b0d43fac·...·]1-2">)</span></code></pre><p>In·order·to·generate·fresh·unused·variable·names,·all·compiler |
| 238 | transforms·maintain·a·counter,·the·<code·class="inline">cnt</code>-field·in·the·<code·class="inline">b_function</code>·and | 238 | transforms·maintain·a·counter,·the·<code·class="inline">cnt</code>-field·in·the·<code·class="inline">b_function</code>·and |
| 239 | <code·class="inline">opt_st</code>·records,·which·is·incremented·each·time·a·new·variable·or | 239 | <code·class="inline">opt_st</code>·records,·which·is·incremented·each·time·a·new·variable·or |
| 240 | label·is·created.·In·the·following·description·the·value·of·the | 240 | label·is·created.·In·the·following·description·the·value·of·the |
| 241 | <code·class="inline">cnt</code>-field·is·called·<code·class="inline">Cnt</code>.·The·<code·class="inline">Cnt</code>·value·is·guaranteed·to·never | 241 | <code·class="inline">cnt</code>-field·is·called·<code·class="inline">Cnt</code>.·The·<code·class="inline">Cnt</code>·value·is·guaranteed·to·never |
| 242 | clash·with·a·previously·defined·variable·name.·Therefore,·value·of | 242 | clash·with·a·previously·defined·variable·name.·Therefore,·value·of |
| 243 | <code·class="inline">Cnt</code>·can·directly·be·used·as·a·variable·name·in·the·SSA·passes.</p><p>Note·that·the·rules·were·more·complicated·before·Erlang/OTP·27,·because | 243 | <code·class="inline">Cnt</code>·can·directly·be·used·as·a·variable·name·in·the·SSA·passes.</p><p>Note·that·the·rules·were·more·complicated·before·Erlang/OTP·27,·because |
| 244 | the·<code·class="inline">Cnt</code>·value·could·clash·with·other·variables.</p> | 244 | the·<code·class="inline">Cnt</code>·value·could·clash·with·other·variables.</p> |
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| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
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| 10980 | ······<p·class="built-using"> | 10980 | ······<p·class="built-using"> |
| 10981 | ········Built·using | 10981 | ········Built·using |
| 10982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 10982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 10983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 10983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 10984 | ······</p> | 10984 | ······</p> |
| 10985 | <p>Copyright·©·1996-202 | 10985 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 10986 | ····</footer> | 10986 | ····</footer> |
| 10987 | ··</div> | 10987 | ··</div> |
| 10988 | </main> | 10988 | </main> |
| 10989 | </div> | 10989 | </div> |
| 10990 | <script> | 10990 | <script> |
| 10991 | ··function·mermaidLoaded()·{ | 10991 | ··function·mermaidLoaded()·{ |
| 10992 | ····mermaid.initialize({ | 10992 | ····mermaid.initialize({ |
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| 650 | ······<p·class="built-using"> | 650 | ······<p·class="built-using"> |
| 651 | ········Built·using | 651 | ········Built·using |
| 652 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 652 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 653 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 653 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 654 | ······</p> | 654 | ······</p> |
| 655 | <p>Copyright·©·1996-202 | 655 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 656 | ····</footer> | 656 | ····</footer> |
| 657 | ··</div> | 657 | ··</div> |
| 658 | </main> | 658 | </main> |
| 659 | </div> | 659 | </div> |
| 660 | <script> | 660 | <script> |
| 661 | ··function·mermaidLoaded()·{ | 661 | ··function·mermaidLoaded()·{ |
| 662 | ····mermaid.initialize({ | 662 | ····mermaid.initialize({ |
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| 703 | ······<p·class="built-using"> | 703 | ······<p·class="built-using"> |
| 704 | ········Built·using | 704 | ········Built·using |
| 705 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 705 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 706 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 706 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 707 | ······</p> | 707 | ······</p> |
| 708 | <p>Copyright·©·1996-202 | 708 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 709 | ····</footer> | 709 | ····</footer> |
| 710 | ··</div> | 710 | ··</div> |
| 711 | </main> | 711 | </main> |
| 712 | </div> | 712 | </div> |
| 713 | <script> | 713 | <script> |
| 714 | ··function·mermaidLoaded()·{ | 714 | ··function·mermaidLoaded()·{ |
| 715 | ····mermaid.initialize({ | 715 | ····mermaid.initialize({ |
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| 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 150 | ··</a> | 150 | ··</a> |
| 151 | ··<span·class="text">Order·of·Compiler·Options</span> | 151 | ··<span·class="text">Order·of·Compiler·Options</span> |
| 152 | </h2> | 152 | </h2> |
| 153 | <p>Options·given·in·the·<code·class="inline">compile()</code>·attribute·in·the·source·code·take | 153 | <p>Options·given·in·the·<code·class="inline">compile()</code>·attribute·in·the·source·code·take |
| 154 | precedence·over·options·given·to·the·compiler,·which·in·turn·take | 154 | precedence·over·options·given·to·the·compiler,·which·in·turn·take |
| 155 | precedence·over·options·given·in·the·environment.</p><p>A·later·compiler·option·takes·precedence·over·an·earlier·one·in·the | 155 | precedence·over·options·given·in·the·environment.</p><p>A·later·compiler·option·takes·precedence·over·an·earlier·one·in·the |
| 156 | option·list.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 156 | option·list.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="0265301604-1">(</span><span·class="ss">something</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0265301604-2">[</span><span·class="ss">nowarn_missing_spec</span><span·class="p">,</span><span·class="ss">warn_missing_spe[·...·truncated·by·diffoscope;·len:·101,·SHA:·edf7a3e1accd0646cb9c9a82ff21dbaa65e8c9c44edfb051da62de49d359626d·...·]4-1">)</span><span·class="p">.</span></code></pre><p>Warnings·will·be·emitted·for·functions·without·specifications,·unless |
| 157 | the·source·code·for·module·<code·class="inline">something</code>·contains·a·<code·class="inline">compile(nowarn_missing_spec)</code> | 157 | the·source·code·for·module·<code·class="inline">something</code>·contains·a·<code·class="inline">compile(nowarn_missing_spec)</code> |
| 158 | attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>In·Erlang/OTP·26·and·earlier,·the·option·order·was·the·opposite·of·what | 158 | attribute.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>In·Erlang/OTP·26·and·earlier,·the·option·order·was·the·opposite·of·what |
| 159 | is·described·here.</p></section><h2·id="module-inlining"·class="section-heading"> | 159 | is·described·here.</p></section><h2·id="module-inlining"·class="section-heading"> |
| 160 | ··<a·href="#module-inlining"·class="hover-link"> | 160 | ··<a·href="#module-inlining"·class="hover-link"> |
| 161 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 161 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 162 | ··</a> | 162 | ··</a> |
| 163 | ··<span·class="text">Inlining</span> | 163 | ··<span·class="text">Inlining</span> |
| Offset 173, 22 lines modified | Offset 173, 22 lines modified | ||
| 173 | all·calls·to·the·function·are·inlined.</p><p>Inlining·does·not·necessarily·improve·running·time.·For·example,·inlining·can | 173 | all·calls·to·the·function·are·inlined.</p><p>Inlining·does·not·necessarily·improve·running·time.·For·example,·inlining·can |
| 174 | increase·Beam·stack·use,·which·probably·is·detrimental·to·performance·for | 174 | increase·Beam·stack·use,·which·probably·is·detrimental·to·performance·for |
| 175 | recursive·functions.</p><p>Inlining·is·never·default.·It·must·be·explicitly·enabled·with·a·compiler·option | 175 | recursive·functions.</p><p>Inlining·is·never·default.·It·must·be·explicitly·enabled·with·a·compiler·option |
| 176 | or·a·<code·class="inline">-compile()</code>·attribute·in·the·source·module.</p><p>To·enable·inlining,·either·use·the·option·<code·class="inline">inline</code>·to·let·the·compiler·decide | 176 | or·a·<code·class="inline">-compile()</code>·attribute·in·the·source·module.</p><p>To·enable·inlining,·either·use·the·option·<code·class="inline">inline</code>·to·let·the·compiler·decide |
| 177 | which·functions·to·inline,·or·<code·class="inline">{inline,[{Name,Arity},...]}</code>·to·have·the·compiler | 177 | which·functions·to·inline,·or·<code·class="inline">{inline,[{Name,Arity},...]}</code>·to·have·the·compiler |
| 178 | inline·all·calls·to·the·given·functions.·If·the·option·is·given·inside·a | 178 | inline·all·calls·to·the·given·functions.·If·the·option·is·given·inside·a |
| 179 | <code·class="inline">compile</code>·directive·in·an·Erlang·module,·<code·class="inline">{Name,Arity}</code>·can·be·written·as | 179 | <code·class="inline">compile</code>·directive·in·an·Erlang·module,·<code·class="inline">{Name,Arity}</code>·can·be·written·as |
| 180 | <code·class="inline">Name/Arity</code>.</p><p>Example·of·explicit·inlining:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="0 | 180 | <code·class="inline">Name/Arity</code>.</p><p>Example·of·explicit·inlining:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="0970546812-1">(</span><span·class="p"·data-group-id="0970546812-2">{</span><span·class="ss">inline</span><span·class="p">,</span><span·class="p"·data-group-id="0970546812-3">[</span><span·class="ss">pi</span><span·class="p">/</span><span·class="mi">0</span>[·...·truncated·by·diffoscope;·len:·145,·SHA:·3cffb3dc793c01e44c5fe0d9ca0b5f9f84141e9895899f509e6734c27aae0c25·...·]12-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="nf">pi</span><span·class="p"·data-group-id="0 | 181 | </span><span·class="nf">pi</span><span·class="p"·data-group-id="0970546812-4">(</span><span·class="p"·data-group-id="0970546812-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mf">3.1416</span><span·class="p">.</span></code></pre><p>Example·of·implicit·inlining:</p><pre><code·class="text">-compile(inline).</code></pre><p>The·option·<code·class="inline">{inline_size,Size}</code>·controls·how·large·functions·that·are·allowed·to |
| 182 | be·inlined.·Default·is·<code·class="inline">24</code>,·which·keeps·the·size·of·the·inlined·code·roughly | 182 | be·inlined.·Default·is·<code·class="inline">24</code>,·which·keeps·the·size·of·the·inlined·code·roughly |
| 183 | the·same·as·the·un-inlined·version·(only·relatively·small·functions·are | 183 | the·same·as·the·un-inlined·version·(only·relatively·small·functions·are |
| 184 | inlined).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Aggressive·inlining·-·will·increase·code·size.</span><span·class="w"> | 184 | inlined).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Aggressive·inlining·-·will·increase·code·size.</span><span·class="w"> |
| 185 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 185 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="0190762615-1">(</span><span·class="ss">inline</span><span·class="p"·data-group-id="0190762615-1">)</span><span·class="p">.</span><span·class="w"> |
| 186 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 186 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="0190762615-2">(</span><span·class="p"·data-group-id="0190762615-3">{</span><span·class="ss">inline_size</span><span·class="p">,</span><span·class="mi">100</span><span·class="p"·data-group-id="0190762615-3">}</span><span·class="p"·data-group-id="0190762615-2">)</span><span·class="p">.</span></code></pre><h2·id="module-inlining-of-list-functions"·class="section-heading"> |
| 187 | ··<a·href="#module-inlining-of-list-functions"·class="hover-link"> | 187 | ··<a·href="#module-inlining-of-list-functions"·class="hover-link"> |
| 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 188 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 189 | ··</a> | 189 | ··</a> |
| 190 | ··<span·class="text">Inlining·of·List·Functions</span> | 190 | ··<span·class="text">Inlining·of·List·Functions</span> |
| 191 | </h2> | 191 | </h2> |
| 192 | <p>The·compiler·can·also·inline·various·list·manipulation·functions·from·the·module | 192 | <p>The·compiler·can·also·inline·various·list·manipulation·functions·from·the·module |
| 193 | <code·class="inline">list</code>·in·STDLIB.</p><p>This·feature·must·be·explicitly·enabled·with·a·compiler·option·or·a·<code·class="inline">-compile()</code> | 193 | <code·class="inline">list</code>·in·STDLIB.</p><p>This·feature·must·be·explicitly·enabled·with·a·compiler·option·or·a·<code·class="inline">-compile()</code> |
| Offset 900, 18 lines modified | Offset 900, 18 lines modified | ||
| 900 | features.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·option·has·no·effect·when·used·in·a·<code·class="inline">-compile(..)</code>·attribute.·Instead, | 900 | features.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·option·has·no·effect·when·used·in·a·<code·class="inline">-compile(..)</code>·attribute.·Instead, |
| 901 | the·<code·class="inline">-feature(..)</code>·directive·(described·next)·should·be·used.</p><p><a·href=""·id="feature-directive"></a>·A·feature·can·also·be·enabled·(disabled)·using | 901 | the·<code·class="inline">-feature(..)</code>·directive·(described·next)·should·be·used.</p><p><a·href=""·id="feature-directive"></a>·A·feature·can·also·be·enabled·(disabled)·using |
| 902 | the·<code·class="inline">-feature(Feature,·enable·|·disable).</code>·module·directive.·Note·that·this | 902 | the·<code·class="inline">-feature(Feature,·enable·|·disable).</code>·module·directive.·Note·that·this |
| 903 | directive·can·only·be·present·in·a·prefix·of·the·file,·before·exports·and | 903 | directive·can·only·be·present·in·a·prefix·of·the·file,·before·exports·and |
| 904 | function·definitions.·This·is·the·preferred·method·of·enabling·and·disabling | 904 | function·definitions.·This·is·the·preferred·method·of·enabling·and·disabling |
| 905 | features,·since·it·is·a·local·property·of·a·module.</p></section></li><li><p><strong><code·class="inline">makedep</code></strong>·-·Produces·a·Makefile·rule·to·track·headers·dependencies.·No | 905 | features,·since·it·is·a·local·property·of·a·module.</p></section></li><li><p><strong><code·class="inline">makedep</code></strong>·-·Produces·a·Makefile·rule·to·track·headers·dependencies.·No |
| 906 | object·file·is·produced.</p><p>By·default,·this·rule·is·written·to·<code·class="inline"><File>.Pbeam</code>.·However,·if·option | 906 | object·file·is·produced.</p><p>By·default,·this·rule·is·written·to·<code·class="inline"><File>.Pbeam</code>.·However,·if·option |
| 907 | <code·class="inline">binary</code>·is·set,·nothing·is·written·and·the·rule·is·returned·in·<code·class="inline">Binary</code>.</p><p>The·output·will·be·encoded·in·UTF-8.</p><p>For·example,·if·you·have·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 907 | <code·class="inline">binary</code>·is·set,·nothing·is·written·and·the·rule·is·returned·in·<code·class="inline">Binary</code>.</p><p>The·output·will·be·encoded·in·UTF-8.</p><p>For·example,·if·you·have·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6018043393-1">(</span><span·class="ss">module</span><span·class="p"·data-group-id="6018043393-1">)</span><span·class="p">.</span><span·class="w"> |
| 908 | </span><span·class="w"> | 908 | </span><span·class="w"> |
| 909 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 909 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6018043393-2">(</span><span·class="s">"eunit/include/eunit.hrl"</span><span·class="p"·data-group-id="6018043393-2">)</span><span·class="p">.</span><span·class="w"> |
| 910 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 910 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="6018043393-3">(</span><span·class="s">"header.hrl"</span><span·class="p"·data-group-id="6018043393-3">)</span><span·class="p">.</span></code></pre><p>The·Makefile·rule·generated·by·this·option·looks·as·follows:</p><pre><code·class="text">module.beam:·module.erl·\ |
| 911 | ··/usr/local/lib/erlang/lib/eunit/include/eunit.hrl·\ | 911 | ··/usr/local/lib/erlang/lib/eunit/include/eunit.hrl·\ |
| 912 | ··header.hrl</code></pre></li><li><p><strong><code·class="inline">makedep_side_effect</code></strong>·-·The·dependencies·are·created·as·a·side·effect·to | 912 | ··header.hrl</code></pre></li><li><p><strong><code·class="inline">makedep_side_effect</code></strong>·-·The·dependencies·are·created·as·a·side·effect·to |
| 913 | the·normal·compilation·process.·This·means·that·the·object·file·will·also·be | 913 | the·normal·compilation·process.·This·means·that·the·object·file·will·also·be |
| 914 | produced.·This·option·override·the·<code·class="inline">makedep</code>·option.</p></li><li><p><strong><code·class="inline">{makedep_output,·Output}</code></strong>·-·Writes·generated·rules·to·<code·class="inline">Output</code>·instead·of | 914 | produced.·This·option·override·the·<code·class="inline">makedep</code>·option.</p></li><li><p><strong><code·class="inline">{makedep_output,·Output}</code></strong>·-·Writes·generated·rules·to·<code·class="inline">Output</code>·instead·of |
| 915 | the·default·<code·class="inline"><File>.Pbeam</code>.·<code·class="inline">Output</code>·can·be·a·filename·or·an·<code·class="inline">io_device()</code>.·To | 915 | the·default·<code·class="inline"><File>.Pbeam</code>.·<code·class="inline">Output</code>·can·be·a·filename·or·an·<code·class="inline">io_device()</code>.·To |
| 916 | write·to·stdout,·use·<code·class="inline">standard_io</code>.·However,·if·<code·class="inline">binary</code>·is·set,·nothing·is | 916 | write·to·stdout,·use·<code·class="inline">standard_io</code>.·However,·if·<code·class="inline">binary</code>·is·set,·nothing·is |
| 917 | written·to·<code·class="inline">Output</code>·and·the·result·is·returned·to·the·caller·with | 917 | written·to·<code·class="inline">Output</code>·and·the·result·is·returned·to·the·caller·with |
| Offset 969, 15 lines modified | Offset 969, 15 lines modified | ||
| 969 | that·verification·(there·will·not·even·be·a·warning·if·there·is·a | 969 | that·verification·(there·will·not·even·be·a·warning·if·there·is·a |
| 970 | mismatch).</p></li><li><p><strong><code·class="inline">{no_auto_import,[{F,A},·...]}</code></strong>·-·Makes·the·function·<code·class="inline">F/A</code>·no·longer·being | 970 | mismatch).</p></li><li><p><strong><code·class="inline">{no_auto_import,[{F,A},·...]}</code></strong>·-·Makes·the·function·<code·class="inline">F/A</code>·no·longer·being |
| 971 | auto-imported·from·the·<code·class="inline">erlang</code>·module,·which·resolves·BIF·name·clashes.·This | 971 | auto-imported·from·the·<code·class="inline">erlang</code>·module,·which·resolves·BIF·name·clashes.·This |
| 972 | option·must·be·used·to·resolve·name·clashes·with·auto-imported·BIFs·that·existed | 972 | option·must·be·used·to·resolve·name·clashes·with·auto-imported·BIFs·that·existed |
| 973 | before·Erlang/OTP·R14A··when·calling·a·local·function·with·the·same·name | 973 | before·Erlang/OTP·R14A··when·calling·a·local·function·with·the·same·name |
| 974 | as·an·auto-imported·BIF·without·module·prefix.</p><p>If·the·BIF·is·to·be·called,·use·the·<code·class="inline">erlang</code>·module·prefix | 974 | as·an·auto-imported·BIF·without·module·prefix.</p><p>If·the·BIF·is·to·be·called,·use·the·<code·class="inline">erlang</code>·module·prefix |
| 975 | in·the·call,·not·<code·class="inline">{no_auto_import,[{F,A},·...]}</code>.</p><p>If·this·option·is·written·in·the·source·code,·as·a·<code·class="inline">-compile</code>·directive,·the | 975 | in·the·call,·not·<code·class="inline">{no_auto_import,[{F,A},·...]}</code>.</p><p>If·this·option·is·written·in·the·source·code,·as·a·<code·class="inline">-compile</code>·directive,·the |
| 976 | syntax·<code·class="inline">F/A</code>·can·be·used·instead·of·<code·class="inline">{F,A}</code>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="3 | 976 | syntax·<code·class="inline">F/A</code>·can·be·used·instead·of·<code·class="inline">{F,A}</code>.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="3359058438-1">(</span><span·class="p"·data-group-id="3359058438-2">{</span><span·class="ss">no_auto_import</span><span·class="p">,</span><span·class="p"·data-group-id="3359058438-3">[</span><span·class="ss">error</span><span·class="p">/</span><span·class="m[·...·truncated·by·diffoscope;·len:·158,·SHA:·bef4b139bcb9ed80ef9d11491cd015202e7d2067ac8c8d2cf9d6c651555efcbc·...·]-1">)</span><span·class="p">.</span></code></pre></li><li><p><strong><code·class="inline">no_auto_import</code></strong>·-·Do·not·auto-import·any·functions·from·<code·class="inline">erlang</code>·module.</p></li><li><p><strong><code·class="inline">no_line_info</code></strong>·-·Omits·line·number·information·to·produce·a·slightly |
| 977 | smaller·output·file.</p></li><li><p><strong><code·class="inline">no_lint</code></strong>·-·Skips·the·pass·that·checks·for·errors·and·warnings.·Only | 977 | smaller·output·file.</p></li><li><p><strong><code·class="inline">no_lint</code></strong>·-·Skips·the·pass·that·checks·for·errors·and·warnings.·Only |
| 978 | applicable·together·with·the·<code·class="inline">from_abstr</code>·option.·This·is·mainly·for | 978 | applicable·together·with·the·<code·class="inline">from_abstr</code>·option.·This·is·mainly·for |
| 979 | implementations·of·other·languages·on·top·of·Erlang,·which·have·already·done | 979 | implementations·of·other·languages·on·top·of·Erlang,·which·have·already·done |
| 980 | their·own·checks·to·guarantee·correctness·of·the·code.</p><p>Caveat:·When·this·option·is·used,·there·are·no·guarantees·that·the·code·output | 980 | their·own·checks·to·guarantee·correctness·of·the·code.</p><p>Caveat:·When·this·option·is·used,·there·are·no·guarantees·that·the·code·output |
| 981 | by·the·compiler·is·correct·and·safe·to·use.·The·responsibility·for·correctness | 981 | by·the·compiler·is·correct·and·safe·to·use.·The·responsibility·for·correctness |
| 982 | lies·on·the·code·or·person·generating·the·abstract·format.·If·the·code | 982 | lies·on·the·code·or·person·generating·the·abstract·format.·If·the·code |
| 983 | contains·errors,·the·compiler·may·crash·or·produce·unsafe·code.</p></li><li><p><strong><code·class="inline">{extra_chunks,·[{binary(),·binary()}]}</code></strong>·-·Pass·extra·chunks·to·be·stored | 983 | contains·errors,·the·compiler·may·crash·or·produce·unsafe·code.</p></li><li><p><strong><code·class="inline">{extra_chunks,·[{binary(),·binary()}]}</code></strong>·-·Pass·extra·chunks·to·be·stored |
| Offset 1325, 15 lines modified | Offset 1325, 15 lines modified | ||
| 1325 | ······<p·class="built-using"> | 1325 | ······<p·class="built-using"> |
| 1326 | ········Built·using | 1326 | ········Built·using |
| 1327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1329 | ······</p> | 1329 | ······</p> |
| 1330 | <p>Copyright·©·1996-202 | 1330 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1331 | ····</footer> | 1331 | ····</footer> |
| 1332 | ··</div> | 1332 | ··</div> |
| 1333 | </main> | 1333 | </main> |
| 1334 | </div> | 1334 | </div> |
| 1335 | <script> | 1335 | <script> |
| 1336 | ··function·mermaidLoaded()·{ | 1336 | ··function·mermaidLoaded()·{ |
| 1337 | ····mermaid.initialize({ | 1337 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:22:52,·uncompressed·size·20,·method=store |
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| 157 | </h2> | 157 | </h2> |
| 158 | <h3·id="fixed-bugs-and-malfunctions-1"·class="section-heading"> | 158 | <h3·id="fixed-bugs-and-malfunctions-1"·class="section-heading"> |
| 159 | ··<a·href="#fixed-bugs-and-malfunctions-1"·class="hover-link"> | 159 | ··<a·href="#fixed-bugs-and-malfunctions-1"·class="hover-link"> |
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 162 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 163 | </h3> | 163 | </h3> |
| 164 | <ul><li><p>Fixed·a·crash·in·the·common·sub-expression·elimination·pass.</p><p>Own·Id:·OTP-19243·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8818"·title="">GH-8818</a>,·<a·href="https://github.com/erlang/otp/pull/8838"·title="">PR-8838</a></p></li><li><p>Fixed·a·bug·where·bogus·code·was·generated·for·consecutive·calls·to·<code·class="inline">erlang:setelement/2</code>,·potentially·crashing·the·runtime·system.</p><p>Own·Id:·OTP-19270·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8783"·title="">GH-8783</a>,·<a·href="https://github.com/erlang/otp/pull/8898"·title="">PR-8898</a></p></li><li><p>When·the·<code·class="inline">line_coverage</code>·option·was·used,·exceptions·could·show·the·wrong·line·for·where·the·exception·was·raised.</p><p>Own·Id:·OTP-19282·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8907"·title="">PR-8907</a></p></li><li><p>The·<code·class="inline">line_coverage</code>·option·would·be·ignored·if·given·in·a·<code·class="inline">compile()</code>·attribute·within·a·module.</p><p>Own·Id:·OTP-19309·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8942"·title="">GH-8942</a>,·<a·href="https://github.com/erlang/otp/pull/8970"·title="">PR-8970</a></p></li><li><p>A·segment·matching·a·float·in·a·binary·generator·will·now·skip·any·invalid·float·(such·as·a·NaN)·and·continue·matching·the·rest·of·the·binary.·Before·this·correction,·the·comprehension·would·stop·as·soon·as·an·invalid·float·was·encountered.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">BadFloat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 164 | <ul><li><p>Fixed·a·crash·in·the·common·sub-expression·elimination·pass.</p><p>Own·Id:·OTP-19243·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8818"·title="">GH-8818</a>,·<a·href="https://github.com/erlang/otp/pull/8838"·title="">PR-8838</a></p></li><li><p>Fixed·a·bug·where·bogus·code·was·generated·for·consecutive·calls·to·<code·class="inline">erlang:setelement/2</code>,·potentially·crashing·the·runtime·system.</p><p>Own·Id:·OTP-19270·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8783"·title="">GH-8783</a>,·<a·href="https://github.com/erlang/otp/pull/8898"·title="">PR-8898</a></p></li><li><p>When·the·<code·class="inline">line_coverage</code>·option·was·used,·exceptions·could·show·the·wrong·line·for·where·the·exception·was·raised.</p><p>Own·Id:·OTP-19282·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8907"·title="">PR-8907</a></p></li><li><p>The·<code·class="inline">line_coverage</code>·option·would·be·ignored·if·given·in·a·<code·class="inline">compile()</code>·attribute·within·a·module.</p><p>Own·Id:·OTP-19309·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8942"·title="">GH-8942</a>,·<a·href="https://github.com/erlang/otp/pull/8970"·title="">PR-8970</a></p></li><li><p>A·segment·matching·a·float·in·a·binary·generator·will·now·skip·any·invalid·float·(such·as·a·NaN)·and·continue·matching·the·rest·of·the·binary.·Before·this·correction,·the·comprehension·would·stop·as·soon·as·an·invalid·float·was·encountered.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">BadFloat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5799218861-1"><<</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">64</span><span·class="p"·data-group-id="5799218861-1">>></span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="5799218861-2"><<</span><span·class="s">"ÿÿÿÿÿÿÿÿ"</span><span·class="p"·data-group-id="5799218861-2">>></span><span·class="gp·unselectable"> |
| 166 | 2>·</span><span·class="p"·data-group-id=" | 166 | 2>·</span><span·class="p"·data-group-id="5799218861-3">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="p"·data-group-id="5799218861-4"><<</span><span·class="n">X</span><span·class="p">:</span><span·class="mi">64</span><sp[·...·truncated·by·diffoscope;·len:·641,·SHA:·2144f1454ef7ded80f120ce0b11938d5f10b2929789377ed64c62d80d9065d23·...·]-3">]</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="p"·data-group-id=" | 167 | </span><span·class="p"·data-group-id="5799218861-6">[</span><span·class="mf">0.0</span><span·class="p">,</span><span·class="mf">42.0</span><span·class="p"·data-group-id="5799218861-6">]</span></code></pre><p>Own·Id:·OTP-19331·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8978"·title="">PR-8978</a></p></li></ul><h2·id="compiler-8-5-3"·class="section-heading"> |
| 168 | ··<a·href="#compiler-8-5-3"·class="hover-link"> | 168 | ··<a·href="#compiler-8-5-3"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Compiler·8.5.3</span> | 171 | ··<span·class="text">Compiler·8.5.3</span> |
| 172 | </h2> | 172 | </h2> |
| 173 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> | 173 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> |
| 174 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> | 174 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> |
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| 208 | </h2> | 208 | </h2> |
| 209 | <h3·id="fixed-bugs-and-malfunctions-5"·class="section-heading"> | 209 | <h3·id="fixed-bugs-and-malfunctions-5"·class="section-heading"> |
| 210 | ··<a·href="#fixed-bugs-and-malfunctions-5"·class="hover-link"> | 210 | ··<a·href="#fixed-bugs-and-malfunctions-5"·class="hover-link"> |
| 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 212 | ··</a> | 212 | ··</a> |
| 213 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 213 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 214 | </h3> | 214 | </h3> |
| 215 | <ul><li><p>Generators·for·binary·comprehensions·could·be·evaluated·before·it·was·known·that·they·would·be·needed.·That·could·result·in·a·binary·comprehensions·failing·if·a·generator·that·should·not·be·evaluated·until·later·failed.</p><p>As·an·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 215 | <ul><li><p>Generators·for·binary·comprehensions·could·be·evaluated·before·it·was·known·that·they·would·be·needed.·That·could·result·in·a·binary·comprehensions·failing·if·a·generator·that·should·not·be·evaluated·until·later·failed.</p><p>As·an·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4589094197-1">(</span><span·class="ss">t</span><span·class="p"·data-group-id="4589094197-1">)</span><span·class="p">.</span><span·class="w"> |
| 216 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 216 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4589094197-2">(</span><span·class="p"·data-group-id="4589094197-3">[</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="4589094197-3">]</span><span·class="p"·data-group-id="4589094197-2">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="nf">f</span><span·class="p"·data-group-id=" | 217 | </span><span·class="nf">f</span><span·class="p"·data-group-id="4589094197-4">(</span><span·class="p"·data-group-id="4589094197-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | ····</span><span·class="p"·data-group-id=" | 218 | ····</span><span·class="p"·data-group-id="4589094197-5"><<</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">||</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·730,·SHA:·ba2996041541befd9dc2aafe83b9311106052005bb2b9d74ee9259dad6486998·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="gt">**·exception·error:·bad·generator·ok | 219 | </span><span·class="gt">**·exception·error:·bad·generator·ok |
| 220 | ·····in·function··t:f/0·(t.erl,·line·6)</span></code></pre><p>In·Erlang/OTP·27·it·returns·an·empty·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">t</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id="4 | 220 | ·····in·function··t:f/0·(t.erl,·line·6)</span></code></pre><p>In·Erlang/OTP·27·it·returns·an·empty·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">t</span><span·class="p">:</span><span·class="nf">f</span><span·class="p"·data-group-id="5477773186-1">(</span><span·class="p"·data-group-id="5477773186-1">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="p"·data-group-id="4 | 221 | </span><span·class="p"·data-group-id="5477773186-2"><<</span><span·class="p"·data-group-id="5477773186-2">>></span></code></pre><p>Own·Id:·OTP-18703·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7494"·title="">GH-7494</a>,·<a·href="https://github.com/erlang/otp/pull/7538"·title="">PR-7538</a></p></li><li><p>The·documentation·for·the·preprocessor·now·mentions·that·<code·class="inline">defined(Name)</code>·can·be·called·in·the·condition·for·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·directive·to·test·whether·<code·class="inline">Name</code>·is·the·name·of·a·defined·macro.·(This·feature·was·implemented·in·OTP·21.)</p><p>If·a·function·call·in·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·with·a·name·that·is·not·the·name·of·a·guard·BIF,·there·would·not·be·a·compilation·error,·but·would·instead·cause·the·lines·following·the·directive·to·be·skipped.·This·has·now·been·changed·to·be·a·compilation·error.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18784·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7706"·title="">GH-7706</a>,·<a·href="https://github.com/erlang/otp/pull/7726"·title="">PR-7726</a></p></li></ul><h3·id="improvements-and-new-features-1"·class="section-heading"> |
| 222 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> | 222 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> |
| 223 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 223 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 224 | ··</a> | 224 | ··</a> |
| 225 | ··<span·class="text">Improvements·and·New·Features</span> | 225 | ··<span·class="text">Improvements·and·New·Features</span> |
| 226 | </h3> | 226 | </h3> |
| 227 | <ul><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. | 227 | <ul><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. |
| 228 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id=" | 228 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id="7823120177-1">(</span><span·class="p"·data-group-id="7823120177-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 229 | </span><span·class="nf">a</span><span·class="p"·data-group-id=" | 229 | </span><span·class="nf">a</span><span·class="p"·data-group-id="7823120177-2">(</span><span·class="p">_</span><span·class="p"·data-group-id="7823120177-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p>Erlang/OTP·26·and·earlier·would·emit·a·diagnostic·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch |
| 230 | %····6|·a(_)·->·error. | 230 | %····6|·a(_)·->·error. |
| 231 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? | 231 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? |
| 232 | %····6|·a(_)·->·error. | 232 | %····6|·a(_)·->·error. |
| 233 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p>The·compiler·now·optimizes·creation·of·binaries·that·are·known·to·be·constant.</p><p>Consider·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bin</span><span·class="p"·data-group-id=" | 233 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p>The·compiler·now·optimizes·creation·of·binaries·that·are·known·to·be·constant.</p><p>Consider·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bin</span><span·class="p"·data-group-id="7580488779-1">(</span><span·class="p"·data-group-id="7580488779-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 234 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id="7580488779-2">(</span><span·class="p"·data-group-id="7580488779-2">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="p"·data-group-id="7580488779-3"><<</span><span·class="n">C</span><span·class="p"·data-group-id="7580488779-3">>></span><span·class="p">.</span><span·class="w"> |
| 236 | </span><span·class="nf">char</span><span·class="p"·data-group-id=" | 236 | </span><span·class="nf">char</span><span·class="p"·data-group-id="7580488779-4">(</span><span·class="p"·data-group-id="7580488779-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="sc">$*</span><span·class="p">.</span></code></pre><p>Essentially,·the·compiler·rewrites·the·[·...·truncated·by·diffoscope;·len:·212,·SHA:·9c99c3a31a79dfc03a0a31c563279be2f8cbbf8710500c48197d293fd4a0ec5d·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 237 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">char</span><span·class="p"·data-group-id="3315134491-2">(</span><span·class="p"·data-group-id="3315134491-2">)</span><span·class="p">,</span><span·class="w"> |
| 238 | ····</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="p"·data-group-id="3315134491-3"><<</span><span·class="sc">$*</span><span·class="p"·data-group-id="3315134491-3">>></span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="nf">char</span><span·class="p"·data-group-id=" | 239 | </span><span·class="nf">char</span><span·class="p"·data-group-id="3315134491-4">(</span><span·class="p"·data-group-id="3315134491-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="sc">$*</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-18673·Aux·Id:·<a·href="http[·...·truncated·by·diffoscope;·len:·818,·SHA:·7240fd21871297c8f56b4c01bd16e1841613ab8a21fede322a3e8d7e23ccd75e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="nf">update</span><span·class="p"·data-group-id=" | 240 | </span><span·class="nf">update</span><span·class="p"·data-group-id="5568499617-3">(</span><span·class="n">Value</span><span·class="p"·data-group-id="5568499617-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 241 | ····</span><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 241 | ····</span><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5568499617-4">{</span><span·class="p"·data-group-id="5568499617-4">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ····</span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 242 | ····</span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5568499617-5">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="n">Value</span><span·class="p"·data-group-id="5568499617-5">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ····</span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R1</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R1</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5568499617-6">{</span><span·class="ss">b</span><span·class="o">=</span><span·class="mi">2</span><span·class="p"·data-group-id="5568499617-6">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ····</span><span·class="n">R2</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id=" | 244 | ····</span><span·class="n">R2</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="5568499617-7">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="mi">3</span><span·class="p"·data-group-id="5568499617-7">}</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-18680·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7491"·title="">PR-7491</a>,·<a·href="https://github.com/erlang/otp/pull/8086"·title="">PR-8086</a>,·ERIERL-967</p></li><li><p>Improved·the·performance·of·the·alias·analysis·pass.</p><p>Own·Id:·OTP-18714·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7528"·title="">PR-7528</a>,·<a·href="https://github.com/erlang/otp/issues/7432"·title="">GH-7432</a></p></li><li><p><code·class="inline">-spec</code>·attributes·are·now·used·for·documentation.</p><p>Own·Id:·OTP-18801·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7739"·title="">PR-7739</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="../../../../lib/tools-4.1.1/doc/html/cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p><a·href="https://www.erlang.org/eeps/eep-0059">EEP-59·-·Documentation·Attributes</a>·has·been·implemented.</p><p>Documentation·attributes·can·be·used·to·document·functions,·types,·callbacks,·and·modules. |
| 245 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when | 245 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when |
| 246 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when | 246 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when |
| 247 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>The·order·in·which·the·compiler·looks·up·options·has·changed.</p><p>When·there·is·a·conflict·in·the·compiler·options·given·in·the·<code·class="inline">-compile()</code>·attribute·and·options·given·to·the·compiler,·the·options·given·in·the·<code·class="inline">-compile()</code>·attribute·overrides·the·option·given·to·the·compiler,·which·in·turn·overrides·options·given·in·the·<code·class="inline">ERL_COMPILER_OPTIONS</code>·environment·variable.</p><p>Example:</p><p>If··<code·class="inline">some_module.erl</code>·has·the·following·attribute:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 247 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>The·order·in·which·the·compiler·looks·up·options·has·changed.</p><p>When·there·is·a·conflict·in·the·compiler·options·given·in·the·<code·class="inline">-compile()</code>·attribute·and·options·given·to·the·compiler,·the·options·given·in·the·<code·class="inline">-compile()</code>·attribute·overrides·the·option·given·to·the·compiler,·which·in·turn·overrides·options·given·in·the·<code·class="inline">ERL_COMPILER_OPTIONS</code>·environment·variable.</p><p>Example:</p><p>If··<code·class="inline">some_module.erl</code>·has·the·following·attribute:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="9188095527-1">(</span><span·class="p"·data-group-id="9188095527-2">[</span><span·class="ss">nowarn_missing_spec</span><span·class="p"·data-group-id="9188095527-2">]</span><span·class="p"·data-group-id="9188095527-1">)</span><span·class="p">.</span></code><[·...·truncated·by·diffoscope;·len:·1215,·SHA:·216015802c74602bf0f13afdbe65dfc37f3a3dd345b1ebb4b83450d9570261c2·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="nf">update</span><span·class="p"·data-group-id=" | 248 | </span><span·class="nf">update</span><span·class="p"·data-group-id="3119149757-3">(</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="3119149757-4">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">needs_update</span><span·class="p">,</span><span·class="ss">b</s[·...·truncated·by·diffoscope;·len:·195,·SHA:·343f21efc4865106b7a8fc814a55a38608037fca13790473f03d1389ce1ccdc3·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 249 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 249 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">R0</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="3119149757-5">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="ss">up_to_date</span><span·class="p"·data-group-id="3119149757-5">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ····</span><span·class="k">if</span><span·class="w"> | 250 | ····</span><span·class="k">if</span><span·class="w"> |
| 251 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 251 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 252 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 252 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="3119149757-6">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">negative</span><span·class="p"·data-group-id="3119149757-6">}</span><span·class="p">;</span><span·class="w"> |
| 253 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 253 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 254 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 254 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="3119149757-7">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">zero</span><span·class="p"·data-group-id="3119149757-7">}</span><span·class="p">;</span><span·class="w"> |
| 255 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 255 | ········</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 256 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 256 | ············</span><span·class="n">R</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="3119149757-8">{</span><span·class="ss">c</span><span·class="o">=</span><span·class="ss">positive</span><span·class="p"·data-group-id="3119149757-8">}</span><span·class="w"> |
| 257 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>Improved·the·match·context·reuse·optimization·slightly,·allowing·match·contexts·to·be·passed·as-is·to·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>.</p><p>Own·Id:·OTP-18987</p></li><li><p><a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="../../../../lib/stdlib-6.2.1/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="../../../../lib/stdlib-6.2.1/doc/html/gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li></ul><h2·id="compiler-8-4-3-2"·class="section-heading"> | 257 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·record·updates·in·each·of·the·three·clauses·of·the·<code·class="inline">if</code>·can·safely·be·done·in-place,·because·variable·<code·class="inline">R</code>·is·not·used·again.</p><p>Own·Id:·OTP-18972·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8090"·title="">PR-8090</a></p></li><li><p>Improved·the·match·context·reuse·optimization·slightly,·allowing·match·contexts·to·be·passed·as-is·to·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#bit_size/1"><code·class="inline">bit_size/1</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#byte_size/1"><code·class="inline">byte_size/1</code></a>.</p><p>Own·Id:·OTP-18987</p></li><li><p><a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="../../../../lib/stdlib-6.2.1/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="../../../../lib/stdlib-6.2.1/doc/html/gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li></ul><h2·id="compiler-8-4-3-2"·class="section-heading"> |
| 258 | ··<a·href="#compiler-8-4-3-2"·class="hover-link"> | 258 | ··<a·href="#compiler-8-4-3-2"·class="hover-link"> |
| 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 260 | ··</a> | 260 | ··</a> |
| 261 | ··<span·class="text">Compiler·8.4.3.2</span> | 261 | ··<span·class="text">Compiler·8.4.3.2</span> |
| 262 | </h2> | 262 | </h2> |
| 263 | <h3·id="fixed-bugs-and-malfunctions-6"·class="section-heading"> | 263 | <h3·id="fixed-bugs-and-malfunctions-6"·class="section-heading"> |
| Offset 3182, 15 lines modified | Offset 3182, 15 lines modified | ||
| 3182 | ······<p·class="built-using"> | 3182 | ······<p·class="built-using"> |
| 3183 | ········Built·using | 3183 | ········Built·using |
| 3184 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3184 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3185 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3185 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3186 | ······</p> | 3186 | ······</p> |
| 3187 | <p>Copyright·©·1996-202 | 3187 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3188 | ····</footer> | 3188 | ····</footer> |
| 3189 | ··</div> | 3189 | ··</div> |
| 3190 | </main> | 3190 | </main> |
| 3191 | </div> | 3191 | </div> |
| 3192 | <script> | 3192 | <script> |
| 3193 | ··function·mermaidLoaded()·{ | 3193 | ··function·mermaidLoaded()·{ |
| 3194 | ····mermaid.initialize({ | 3194 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-43A9611A.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">Syntax</span> | 140 | ··<span·class="text">Syntax</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p>SSA·checks·are·embedded·in·the·source·code·as·comments·starting·with | 142 | <p>SSA·checks·are·embedded·in·the·source·code·as·comments·starting·with |
| 143 | with·one·of·<code·class="inline">%ssa%</code>,·<code·class="inline">%%ssa%</code>·or·<code·class="inline">%%%ssa%</code>.·This·is·a·short | 143 | with·one·of·<code·class="inline">%ssa%</code>,·<code·class="inline">%%ssa%</code>·or·<code·class="inline">%%%ssa%</code>.·This·is·a·short |
| 144 | introduction·the·syntax,·for·the·full·syntax·please·refer·to·the | 144 | introduction·the·syntax,·for·the·full·syntax·please·refer·to·the |
| 145 | <code·class="inline">ssa_check_when_clause</code>·production·in·<code·class="inline">erl_parse.yrl</code>.</p><p>SSA·checks·can·be·placed·inside·any·Erlang·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id=" | 145 | <code·class="inline">ssa_check_when_clause</code>·production·in·<code·class="inline">erl_parse.yrl</code>.</p><p>SSA·checks·can·be·placed·inside·any·Erlang·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id="1870094286-1">(</span><span·class="p"·data-group-id="1870094286-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 146 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> | 146 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> |
| 147 | </span><span·class="c1">%ssa%···ret(#{}).</span><span·class="w"> | 147 | </span><span·class="c1">%ssa%···ret(#{}).</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="p"·data-group-id="1870094286-2">#{</span><span·class="p"·data-group-id="1870094286-2">}</span><span·class="p">.</span></code></pre><p>will·check·that·<code·class="inline">t0/0</code>·returns·the·literal·<code·class="inline">#{}</code>.·If·we·want·to·check |
| 149 | that·a·function·returns·its·first·formal·parameter,·we·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t1</span><span·class="p"·data-group-id=" | 149 | that·a·function·returns·its·first·formal·parameter,·we·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t1</span><span·class="p"·data-group-id="4624245614-1">(</span><span·class="n">A</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">B</span><span·class="p"·data-group-id="4624245614-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | </span><span·class="c1">%ssa%·(X,·_)·when·post_ssa_opt·-></span><span·class="w"> | 150 | </span><span·class="c1">%ssa%·(X,·_)·when·post_ssa_opt·-></span><span·class="w"> |
| 151 | </span><span·class="c1">%ssa%···ret(X).</span><span·class="w"> | 151 | </span><span·class="c1">%ssa%···ret(X).</span><span·class="w"> |
| 152 | ··</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>Note·how·we·match·the·first·formal·parameter·using·<code·class="inline">X</code>.·The·reason·for | 152 | ··</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>Note·how·we·match·the·first·formal·parameter·using·<code·class="inline">X</code>.·The·reason·for |
| 153 | having·our·own·formal·parameters·for·the·SSA·check,·is·that·we·don't | 153 | having·our·own·formal·parameters·for·the·SSA·check,·is·that·we·don't |
| 154 | want·to·introduce·new·identifiers·at·the·Erlang·level·to·support | 154 | want·to·introduce·new·identifiers·at·the·Erlang·level·to·support |
| 155 | SSA-level·checks.·Consider·if·<code·class="inline">t1/2</code>·had·been·defined·as·<code·class="inline">t1([A|As],·B)</code>·we·would·have·had·to·introduce·a·new·identifier·for·the·aggregate | 155 | SSA-level·checks.·Consider·if·<code·class="inline">t1/2</code>·had·been·defined·as·<code·class="inline">t1([A|As],·B)</code>·we·would·have·had·to·introduce·a·new·identifier·for·the·aggregate |
| 156 | value·<code·class="inline">[A|As]</code>.</p><p>The·full·syntax·for·a·SSA·check·clause·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">expected</span><span·class="o">-</span><span·class="ss">result</span><span·class="o">></span><span·class="o">?</span><span·class="w">·</span><span·class="p"·data-group-id=" | 156 | value·<code·class="inline">[A|As]</code>.</p><p>The·full·syntax·for·a·SSA·check·clause·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">expected</span><span·class="o">-</span><span·class="ss">result</span><span·class="o">></span><span·class="o">?</span><span·class="w">·</span><span·class="p"·data-group-id="8775987843-1">(</span><span·class="o"><</span><span·class="ss">formals</span><span·class="o">></span><span·class="p"·data-group-id="8775987843-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">pipeline</span><span·class="o">-</span><span·class="ss">location</span><span·class="o">></span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="o"><</span><span·class="ss">checks</span><span·class="o">></span><span·class="w">·</span><span·class="ss">'.'</span></code></pre><p>where·<code·class="inline"><expected-result></code>·can·be·one·of·<code·class="inline">pass</code>·(the·check·must |
| 157 | succeed),·<code·class="inline">fail</code>·and·<code·class="inline">xfail</code>·(the·check·must·fail).·Omitting | 157 | succeed),·<code·class="inline">fail</code>·and·<code·class="inline">xfail</code>·(the·check·must·fail).·Omitting |
| 158 | <code·class="inline"><expected-result></code>·is·parsed·as·an·implicit·<code·class="inline">pass</code>.</p><p><code·class="inline"><formals></code>·is·a·comma-separated·list·of·variables.</p><p><code·class="inline"><pipeline-location></code>·specifies·when·in·the·compiler·pipeline·to·run | 158 | <code·class="inline"><expected-result></code>·is·parsed·as·an·implicit·<code·class="inline">pass</code>.</p><p><code·class="inline"><formals></code>·is·a·comma-separated·list·of·variables.</p><p><code·class="inline"><pipeline-location></code>·specifies·when·in·the·compiler·pipeline·to·run |
| 159 | the·checks.·For·now·the·only·supported·value·for·<code·class="inline"><pipeline-location></code> | 159 | the·checks.·For·now·the·only·supported·value·for·<code·class="inline"><pipeline-location></code> |
| 160 | is·<code·class="inline">post_ssa_opt</code>·which·runs·the·checks·after·the·<code·class="inline">ssa_opt</code>·pass.</p><p><code·class="inline"><checks></code>·is·a·comma-separated·list·of·matches·against·the·BEAM·SSA | 160 | is·<code·class="inline">post_ssa_opt</code>·which·runs·the·checks·after·the·<code·class="inline">ssa_opt</code>·pass.</p><p><code·class="inline"><checks></code>·is·a·comma-separated·list·of·matches·against·the·BEAM·SSA |
| 161 | code.·For·non-flow-control·operations·the·syntax·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">variable</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">operation</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | code.·For·non-flow-control·operations·the·syntax·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="ss">variable</span><span·class="o">></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">operation</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="6109715563-1">(</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">arguments</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="6109715563-1">)</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">annotation</span><span·class="o">></span><span·class="o">?</span></code></pre><p>where·<code·class="inline"><operation></code>·is·the·<code·class="inline">#b_set.op</code>·field·from·the·internal·SSA |
| 162 | representation.·BIFs·are·written·as·<code·class="inline">bif:<atom></code>.</p><p><code·class="inline"><arguments></code>·is·a·comma-separated·list·of·variables·or·literals.</p><p>For·flow·control·operations·and·labels,·the·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">br</span><span·class="p"·data-group-id=" | 162 | representation.·BIFs·are·written·as·<code·class="inline">bif:<atom></code>.</p><p><code·class="inline"><arguments></code>·is·a·comma-separated·list·of·variables·or·literals.</p><p>For·flow·control·operations·and·labels,·the·syntax·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">br</span><span·class="p"·data-group-id="6728039393-1">(</span><span·class="o"><</span><span·class="ss">bool</span><span·class="o">></span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">true</span><span·class="o">-</span><span·class="ss">label</s[·...·truncated·by·diffoscope;·len:·256,·SHA:·1d2491e00c27efcb39db6a8cd00d62d1811d07054e31be66245a0ae901391645·...·]-1">)</span><span·class="w"> |
| 163 | </span><span·class="nf">switch</span><span·class="p"·data-group-id=" | 163 | </span><span·class="nf">switch</span><span·class="p"·data-group-id="6728039393-2">(</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">fail</span><span·class="o">-</span><span·class="ss">label</[·...·truncated·by·diffoscope;·len:·619,·SHA:·bb4bbcfd5cd84d1dd97c38c008bbd14a7a5705f0e16f2b43c8f8279a32fcdb46·...·]-2">)</span><span·class="w"> |
| 164 | </span><span·class="nf">ret</span><span·class="p"·data-group-id=" | 164 | </span><span·class="nf">ret</span><span·class="p"·data-group-id="6728039393-5">(</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span><span·class="p"·data-group-id="6728039393-5">)</span><span·class="w"> |
| 165 | </span><span·class="ss">label</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span></code></pre><p>where·<code·class="inline"><value></code>·is·a·literal·or·a·variable.</p><p>A·check·can·also·include·an·assertion·on·operation·annotations.·The | 165 | </span><span·class="ss">label</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">value</span><span·class="o">></span></code></pre><p>where·<code·class="inline"><value></code>·is·a·literal·or·a·variable.</p><p>A·check·can·also·include·an·assertion·on·operation·annotations.·The |
| 166 | assertion·is·written·as·a·map-like·pattern·following·the·argument | 166 | assertion·is·written·as·a·map-like·pattern·following·the·argument |
| 167 | list,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id=" | 167 | list,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t0</span><span·class="p"·data-group-id="6942116210-1">(</span><span·class="p"·data-group-id="6942116210-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> | 168 | </span><span·class="c1">%ssa%·()·when·post_ssa_opt·-></span><span·class="w"> |
| 169 | </span><span·class="c1">%ssa%·_·=·call(fun·return_int/0)·{·result_type·=>·{t_integer,{17,17}},</span><span·class="w"> | 169 | </span><span·class="c1">%ssa%·_·=·call(fun·return_int/0)·{·result_type·=>·{t_integer,{17,17}},</span><span·class="w"> |
| 170 | </span><span·class="c1">%ssa%······························location·=>·{_,32}·},</span><span·class="w"> | 170 | </span><span·class="c1">%ssa%······························location·=>·{_,32}·},</span><span·class="w"> |
| 171 | </span><span·class="c1">%ssa%·_·=·call(fun·return_tuple/0)·{</span><span·class="w"> | 171 | </span><span·class="c1">%ssa%·_·=·call(fun·return_tuple/0)·{</span><span·class="w"> |
| 172 | </span><span·class="c1">%ssa%····result_type·=>·{t_tuple,2,true,#{1·=>·{t_integer,{1,1}},</span><span·class="w"> | 172 | </span><span·class="c1">%ssa%····result_type·=>·{t_tuple,2,true,#{1·=>·{t_integer,{1,1}},</span><span·class="w"> |
| 173 | </span><span·class="c1">%ssa%·····································2·=>·{t_integer,{2,2}}}}</span><span·class="w"> | 173 | </span><span·class="c1">%ssa%·····································2·=>·{t_integer,{2,2}}}}</span><span·class="w"> |
| 174 | </span><span·class="c1">%ssa%·}.</span><span·class="w"> | 174 | </span><span·class="c1">%ssa%·}.</span><span·class="w"> |
| 175 | ····</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_int</span><span·class="p"·data-group-id=" | 175 | ····</span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_int</span><span·class="p"·data-group-id="6942116210-2">(</span><span·class="p"·data-group-id="6942116210-2">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_tuple</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">return_tuple</span><span·class="p"·data-group-id="6942116210-3">(</span><span·class="p"·data-group-id="6942116210-3">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="p"·data-group-id="6942116210-4">{</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="6942116210-4">}</span><span·class="p">.</span></code></pre><h2·id="semantics"·class="section-heading"> |
| 178 | ··<a·href="#semantics"·class="hover-link"> | 178 | ··<a·href="#semantics"·class="hover-link"> |
| 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 179 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 180 | ··</a> | 180 | ··</a> |
| 181 | ··<span·class="text">Semantics</span> | 181 | ··<span·class="text">Semantics</span> |
| 182 | </h2> | 182 | </h2> |
| 183 | <p>When·an·SSA·assertion·is·matched·against·the·BEAM·SSA·for·a·function, | 183 | <p>When·an·SSA·assertion·is·matched·against·the·BEAM·SSA·for·a·function, |
| 184 | patterns·are·applied·sequentially.·If·the·current·pattern·doesn't | 184 | patterns·are·applied·sequentially.·If·the·current·pattern·doesn't |
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| 246 | ······<p·class="built-using"> | 246 | ······<p·class="built-using"> |
| 247 | ········Built·using | 247 | ········Built·using |
| 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 250 | ······</p> | 250 | ······</p> |
| 251 | <p>Copyright·©·1996-202 | 251 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 252 | ····</footer> | 252 | ····</footer> |
| 253 | ··</div> | 253 | ··</div> |
| 254 | </main> | 254 | </main> |
| 255 | </div> | 255 | </div> |
| 256 | <script> | 256 | <script> |
| 257 | ··function·mermaidLoaded()·{ | 257 | ··function·mermaidLoaded()·{ |
| 258 | ····mermaid.initialize({ | 258 | ····mermaid.initialize({ |
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| 18 | dist/lato-latin-400-normal-W7754I4D.woff2 | 18 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 19 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 19 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 20 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 20 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 21 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 21 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 22 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 22 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 23 | dist/remixicon-NKANDIL5.woff2 | 23 | dist/remixicon-NKANDIL5.woff2 |
| 24 | dist/search_data- | 24 | dist/search_data-7019F81A.js |
| 25 | dist/sidebar_items-14E9F638.js | 25 | dist/sidebar_items-14E9F638.js |
| 26 | engine_keys.html | 26 | engine_keys.html |
| 27 | engine_load.html | 27 | engine_load.html |
| 28 | fips.html | 28 | fips.html |
| 29 | index.html | 29 | index.html |
| 30 | licenses.html | 30 | licenses.html |
| 31 | new_api.html | 31 | new_api.html |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 315, 15 lines modified | Offset 315, 15 lines modified | ||
| 315 | ······<p·class="built-using"> | 315 | ······<p·class="built-using"> |
| 316 | ········Built·using | 316 | ········Built·using |
| 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 317 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 318 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 319 | ······</p> | 319 | ······</p> |
| 320 | <p>Copyright·©·1996-202 | 320 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 321 | ····</footer> | 321 | ····</footer> |
| 322 | ··</div> | 322 | ··</div> |
| 323 | </main> | 323 | </main> |
| 324 | </div> | 324 | </div> |
| 325 | <script> | 325 | <script> |
| 326 | ··function·mermaidLoaded()·{ | 326 | ··function·mermaidLoaded()·{ |
| 327 | ····mermaid.initialize({ | 327 | ····mermaid.initialize({ |
| Offset 181, 15 lines modified | Offset 181, 15 lines modified | ||
| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:18,·uncompressed·size·20,·method=store |
| Offset 591, 15 lines modified | Offset 591, 15 lines modified | ||
| 591 | ····<div·class="summary-row"> | 591 | ····<div·class="summary-row"> |
| 592 | ······<div·class="summary-signature"> | 592 | ······<div·class="summary-signature"> |
| 593 | ········<a·href="#t:rsa_params/0"·data-no-tooltip·translate="no">rsa_params()</a> | 593 | ········<a·href="#t:rsa_params/0"·data-no-tooltip·translate="no">rsa_params()</a> |
| 594 | ······</div> | 594 | ······</div> |
| 595 | ········<div·class="summary-synopsis"><pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id=" | 595 | ········<div·class="summary-synopsis"><pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id="4315255834-1">(</span><span·class="p"·data-group-id="4315255834-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4315255834-2">[</span><span·class="n">E</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·863,·SHA:·8786adc8f6a67bcd022c4e39b9886aa98d9146608ef25d6c1439c73239bf9062·...·]-3">]</span></code></pre><p>Where·E·is·the·public·exponent,·N·is·public·modulus·and·D·is·the·private |
| 596 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make | 596 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make |
| 597 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 | 597 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 |
| 598 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is | 598 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is |
| 599 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p></div> | 599 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p></div> |
| 600 | ····</div> | 600 | ····</div> |
| Offset 3033, 15 lines modified | Offset 3033, 15 lines modified | ||
| 3033 | ······<div·class="specs"> | 3033 | ······<div·class="specs"> |
| 3034 | ··········<pre·translate="no"><span·class="attribute">-type</span>·rsa_params()·::·{ModulusSizeInBits·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·PublicExponent·::·<a·href="#t:key_integer/0">key_integer</a>()}.</pre> | 3034 | ··········<pre·translate="no"><span·class="attribute">-type</span>·rsa_params()·::·{ModulusSizeInBits·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·PublicExponent·::·<a·href="#t:key_integer/0">key_integer</a>()}.</pre> |
| 3035 | ······</div> | 3035 | ······</div> |
| 3036 | <pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id=" | 3036 | <pre><code·class="text">rsa_public()·=·[E,·N]</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">rsa_private</span><span·class="p"·data-group-id="4315255834-1">(</span><span·class="p"·data-group-id="4315255834-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4315255834-2">[</span><span·class="n">E</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·863,·SHA:·8786adc8f6a67bcd022c4e39b9886aa98d9146608ef25d6c1439c73239bf9062·...·]-3">]</span></code></pre><p>Where·E·is·the·public·exponent,·N·is·public·modulus·and·D·is·the·private |
| 3037 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make | 3037 | exponent.·The·longer·key·format·contains·redundant·information·that·will·make |
| 3038 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 | 3038 | the·calculation·faster.·P1·and·P2·are·first·and·second·prime·factors.·E1·and·E2 |
| 3039 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is | 3039 | are·first·and·second·exponents.·C·is·the·CRT·coefficient.·The·terminology·is |
| 3040 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p> | 3040 | taken·from·<a·href="http://www.ietf.org/rfc/rfc3447.txt">RFC·3447</a>.</p> |
| 3041 | ··</section> | 3041 | ··</section> |
| 3042 | </section> | 3042 | </section> |
| 3043 | <section·class="detail"·id="t:rsa_private/0"> | 3043 | <section·class="detail"·id="t:rsa_private/0"> |
| Offset 5316, 17 lines modified | Offset 5316, 17 lines modified | ||
| 5316 | ······</div> | 5316 | ······</div> |
| 5317 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html">random·number·generation</a>,·in·order·to | 5317 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html">random·number·generation</a>,·in·order·to |
| 5318 | generate·cryptographically·strong·random·numbers·(based·on·OpenSSL's | 5318 | generate·cryptographically·strong·random·numbers·(based·on·OpenSSL's |
| 5319 | <code·class="inline">BN_rand_range</code>).</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as | 5319 | <code·class="inline">BN_rand_range</code>).</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as |
| 5320 | well.·See·also·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_s/0"><code·class="inline">rand_seed_s/0</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it | 5320 | well.·See·also·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_s/0"><code·class="inline">rand_seed_s/0</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it |
| 5321 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due | 5321 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due |
| 5322 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed</span><span·class="p"·data-group-id=" | 5322 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed</span><span·class="p"·data-group-id="9137635367-1">(</span><span·class="p"·data-group-id="9137635367-1">)</span><span·class="p">,</span><span·class="w"> |
| 5323 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5323 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="9137635367-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="9137635367-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·[1;·42]</span><span·class="w"> |
| 5324 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5324 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="9137635367-3">(</span><span·class="p"·data-group-id="9137635367-3">)</span><span·class="p">.</span><span·class="w">·····</span><span·class="c1">%·[0.0;·1.0[</span></code></pre> |
| 5325 | ··</section> | 5325 | ··</section> |
| 5326 | </section> | 5326 | </section> |
| 5327 | <section·class="detail"·id="rand_seed/1"> | 5327 | <section·class="detail"·id="rand_seed/1"> |
| 5328 | ··<div·class="detail-header"> | 5328 | ··<div·class="detail-header"> |
| 5329 | ····<a·href="#rand_seed/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5329 | ····<a·href="#rand_seed/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5330 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5330 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5380, 17 lines modified | Offset 5380, 17 lines modified | ||
| 5380 | ······</div> | 5380 | ······</div> |
| 5381 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html">random·number·generation</a>,·in·order·to | 5381 | <p>Create·a·state·object·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html">random·number·generation</a>,·in·order·to |
| 5382 | generate·cryptographically·strong·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also | 5382 | generate·cryptographically·strong·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also |
| 5383 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_alg_s/1"><code·class="inline">rand_seed_alg_s/1</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it | 5383 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html#seed/1"><code·class="inline">rand:seed/1</code></a>·and·<a·href="#rand_seed_alg_s/1"><code·class="inline">rand_seed_alg_s/1</code></a>.</p><p>When·using·the·state·object·from·this·function·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html"><code·class="inline">rand</code></a>·functions·using·it |
| 5384 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due | 5384 | may·raise·exception·<code·class="inline">error:low_entropy</code>·in·case·the·random·generator·failed·due |
| 5385 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id="2 | 5385 | to·lack·of·secure·"randomness".</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id="2934034598-1">(</span><span·class="ss">crypto_cache</span><span·class="p"·data-group-id="2934034598-1">)</span><span·class="p">,</span><span·class="w"> |
| 5386 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="2 | 5386 | </span><span·class="p">_</span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="2934034598-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="2934034598-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·[1;·42]</span><span·class="w"> |
| 5387 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="2 | 5387 | </span><span·class="p">_</span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="2934034598-3">(</span><span·class="p"·data-group-id="2934034598-3">)</span><span·class="p">.</span><span·class="w">·····</span><span·class="c1">%·[0.0;·1.0[</span></code></pre> |
| 5388 | ··</section> | 5388 | ··</section> |
| 5389 | </section> | 5389 | </section> |
| 5390 | <section·class="detail"·id="rand_seed_alg/2"> | 5390 | <section·class="detail"·id="rand_seed_alg/2"> |
| 5391 | ··<div·class="detail-header"> | 5391 | ··<div·class="detail-header"> |
| 5392 | ····<a·href="#rand_seed_alg/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5392 | ····<a·href="#rand_seed_alg/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5393 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5393 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5412, 20 lines modified | Offset 5412, 20 lines modified | ||
| 5412 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·rand_seed_alg(Alg·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(),·Seed·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·{<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html#t:alg_handler/0">rand:alg_handler</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="#t:rand_cache_seed/0">rand_cache_seed</a>()}.</pre> | 5412 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·rand_seed_alg(Alg·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(),·Seed·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·{<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html#t:alg_handler/0">rand:alg_handler</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="#t:rand_cache_seed/0">rand_cache_seed</a>()}.</pre> |
| 5413 | ······</div> | 5413 | ······</div> |
| 5414 | <p>Creates·a·state·object·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html">random·number·generation</a>,·in·order·to | 5414 | <p>Creates·a·state·object·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/rand.html">random·number·generation</a>,·in·order·to |
| 5415 | generate·cryptographically·unpredictable·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also | 5415 | generate·cryptographically·unpredictable·random·numbers.</p><p>Saves·the·state·in·the·process·dictionary·before·returning·it·as·well.·See·also |
| 5416 | <a·href="#rand_seed_alg_s/2"><code·class="inline">rand_seed_alg_s/2</code></a>.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id=" | 5416 | <a·href="#rand_seed_alg_s/2"><code·class="inline">rand_seed_alg_s/2</code></a>.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id="6139786210-1">(</span><span·class="ss">crypto_aes</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my·seed"</span><span·class="p"·data-group-id="6139786210-1">)</span><span·class="p">,</span><span·class="w"> |
| 5417 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5417 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="6139786210-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="6139786210-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·[1;·42]</span><span·class="w"> |
| 5418 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5418 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="6139786210-3">(</span><span·class="p"·data-group-id="6139786210-3">)</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·[0.0;·1.0[</span><span·class="w"> |
| 5419 | </span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id=" | 5419 | </span><span·class="p">_</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">rand_seed_alg</span><span·class="p"·data-group-id="6139786210-4">(</span><span·class="ss">crypto_aes</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my·seed"</span><span·class="p"·data-group-id="6139786210-4">)</span><span·class="p">,</span><span·class="w"> |
| 5420 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5420 | </span><span·class="n">IntegerValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="6139786210-5">(</span><span·class="mi">42</span><span·class="p"·data-group-id="6139786210-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Same·values</span><span·class="w"> |
| 5421 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 5421 | </span><span·class="n">FloatValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="6139786210-6">(</span><span·class="p"·data-group-id="6139786210-6">)</span><span·class="p">.</span><span·class="w">·····</span><span·class="c1">%·again</span></code></pre> |
| 5422 | ··</section> | 5422 | ··</section> |
| 5423 | </section> | 5423 | </section> |
| 5424 | <section·class="detail"·id="rand_seed_alg_s/1"> | 5424 | <section·class="detail"·id="rand_seed_alg_s/1"> |
| 5425 | ··<div·class="detail-header"> | 5425 | ··<div·class="detail-header"> |
| 5426 | ····<a·href="#rand_seed_alg_s/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5426 | ····<a·href="#rand_seed_alg_s/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5427 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5427 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5886, 20 lines modified | Offset 5886, 20 lines modified | ||
| 5886 | ················cryptolib_version_compiled·=>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·undefined, | 5886 | ················cryptolib_version_compiled·=>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·undefined, |
| 5887 | ················cryptolib_version_linked·:=·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), | 5887 | ················cryptolib_version_linked·:=·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), |
| 5888 | ················link_type·:=·dynamic·|·static, | 5888 | ················link_type·:=·dynamic·|·static, |
| 5889 | ················otp_crypto_version·:=·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()}.</pre> | 5889 | ················otp_crypto_version·:=·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()}.</pre> |
| 5890 | ······</div> | 5890 | ······</div> |
| 5891 | <p>Get·information·about·crypto·and·the·OpenSSL·backend.</p><p>Returns·a·map·with·information·about·the·compilation·and·linking·of·crypto.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 5891 | <p>Get·information·about·crypto·and·the·OpenSSL·backend.</p><p>Returns·a·map·with·information·about·the·compilation·and·linking·of·crypto.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="7020840284-1">(</span><span·class="p"·data-group-id="7020840284-1">)</span><span·class="p">.</span><span·class="w"> |
| 5892 | </span><span·class="p"·data-group-id=" | 5892 | </span><span·class="p"·data-group-id="7020840284-2">#{</span><span·class="ss">compile_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w"> |
| 5893 | ··</span><span·class="ss">cryptolib_version_compiled</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> | 5893 | ··</span><span·class="ss">cryptolib_version_compiled</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> |
| 5894 | ··</span><span·class="ss">cryptolib_version_linked</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> | 5894 | ··</span><span·class="ss">cryptolib_version_linked</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"OpenSSL·3.0.0·7·sep·2021"</span><span·class="p">,</span><span·class="w"> |
| 5895 | ··</span><span·class="ss">link_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p">,</span><span·class="w"> | 5895 | ··</span><span·class="ss">link_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">dynamic</span><span·class="p">,</span><span·class="w"> |
| 5896 | ··</span><span·class="ss">otp_crypto_version</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"5.0.2"</span><span·class="p"·data-group-id=" | 5896 | ··</span><span·class="ss">otp_crypto_version</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"5.0.2"</span><span·class="p"·data-group-id="7020840284-2">}</span><span·class="w"> |
| 5897 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>More·association·types·than·documented·may·be·present·in·the·map.</p> | 5897 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>More·association·types·than·documented·may·be·present·in·the·map.</p> |
| 5898 | ··</section> | 5898 | ··</section> |
| 5899 | </section> | 5899 | </section> |
| 5900 | <section·class="detail"·id="info_fips/0"> | 5900 | <section·class="detail"·id="info_fips/0"> |
| 5901 | ··<div·class="detail-header"> | 5901 | ··<div·class="detail-header"> |
| 5902 | ····<a·href="#info_fips/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5902 | ····<a·href="#info_fips/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 5954, 16 lines modified | Offset 5954, 16 lines modified | ||
| 5954 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·info_lib()·->·[{Name,·VerNum,·VerStr}] | 5954 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·info_lib()·->·[{Name,·VerNum,·VerStr}] |
| 5955 | ··················when·Name·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·VerNum·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·VerStr·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 5955 | ··················when·Name·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·VerNum·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·VerStr·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 5956 | ······</div> | 5956 | ······</div> |
| 5957 | <p>Get·the·name·and·version·of·the·libraries·used·by·crypto.</p><p><code·class="inline">Name</code>·is·the·name·of·the·library.·<code·class="inline">VerNum</code>·is·the·numeric·version·according·to | 5957 | <p>Get·the·name·and·version·of·the·libraries·used·by·crypto.</p><p><code·class="inline">Name</code>·is·the·name·of·the·library.·<code·class="inline">VerNum</code>·is·the·numeric·version·according·to |
| 5958 | the·library's·own·versioning·scheme.·<code·class="inline">VerStr</code>·contains·a·text·variant·of·the | 5958 | the·library's·own·versioning·scheme.·<code·class="inline">VerStr</code>·contains·a·text·variant·of·the |
| 5959 | version.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">info_lib</span><span·class="p"·data-group-id=" | 5959 | version.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">info_lib</span><span·class="p"·data-group-id="9485130458-1">(</span><span·class="p"·data-group-id="9485130458-1">)</span><span·class="p">.</span><span·class="w"> |
| 5960 | </span><span·class="p"·data-group-id=" | 5960 | </span><span·class="p"·data-group-id="9485130458-2">[</span><span·class="p"·data-group-id="9485130458-3">{</span><span·class="p"·data-group-id="9485130458-4"><<</span><span·class="s">"OpenSSL"</span><span·class="p"·data-group-id="9485130458-4">>></span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·367,·SHA:·e447e256d503292df62933832804df65301425b77a360c9fd69b88a688fe74f5·...·]-2">]</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>From·OTP·R16·the·<em>numeric·version</em>·represents·the·version·of·the·OpenSSL |
| 5961 | <em>header·files</em>·(<code·class="inline">openssl/opensslv.h</code>)·used·when·crypto·was·compiled.·The·text | 5961 | <em>header·files</em>·(<code·class="inline">openssl/opensslv.h</code>)·used·when·crypto·was·compiled.·The·text |
| 5962 | variant·represents·the·libcrypto·library·used·at·runtime.·In·earlier·OTP | 5962 | variant·represents·the·libcrypto·library·used·at·runtime.·In·earlier·OTP |
| 5963 | versions·both·numeric·and·text·was·taken·from·the·library.</p></section> | 5963 | versions·both·numeric·and·text·was·taken·from·the·library.</p></section> |
| 5964 | ··</section> | 5964 | ··</section> |
| 5965 | </section> | 5965 | </section> |
| 5966 | <section·class="detail"·id="mod_pow/3"> | 5966 | <section·class="detail"·id="mod_pow/3"> |
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| 221 | ······<p·class="built-using"> | 221 | ······<p·class="built-using"> |
| 222 | ········Built·using | 222 | ········Built·using |
| 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 225 | ······</p> | 225 | ······</p> |
| 226 | <p>Copyright·©·1996-202 | 226 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 227 | ····</footer> | 227 | ····</footer> |
| 228 | ··</div> | 228 | ··</div> |
| 229 | </main> | 229 | </main> |
| 230 | </div> | 230 | </div> |
| 231 | <script> | 231 | <script> |
| 232 | ··function·mermaidLoaded()·{ | 232 | ··function·mermaidLoaded()·{ |
| 233 | ····mermaid.initialize({ | 233 | ····mermaid.initialize({ |
| Offset 157, 50 lines modified | Offset 157, 50 lines modified | ||
| 157 | <h3·id="sign-with-an-engine-stored-private-key"·class="section-heading"> | 157 | <h3·id="sign-with-an-engine-stored-private-key"·class="section-heading"> |
| 158 | ··<a·href="#sign-with-an-engine-stored-private-key"·class="hover-link"> | 158 | ··<a·href="#sign-with-an-engine-stored-private-key"·class="hover-link"> |
| 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 160 | ··</a> | 160 | ··</a> |
| 161 | ··<span·class="text">Sign·with·an·engine·stored·private·key</span> | 161 | ··<span·class="text">Sign·with·an·engine·stored·private·key</span> |
| 162 | </h3> | 162 | </h3> |
| 163 | <p>This·example·shows·how·to·construct·a·key·reference·that·is·used·in·a·sign | 163 | <p>This·example·shows·how·to·construct·a·key·reference·that·is·used·in·a·sign |
| 164 | operation.·The·actual·key·is·stored·in·the·engine·that·is·loaded·at·prompt·1.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="6 | 164 | operation.·The·actual·key·is·stored·in·the·engine·that·is·loaded·at·prompt·1.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="6929845701-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p"·data-group-id="6929845701-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·275,·SHA:·12a64b71fbe0e52a3e79f592495267c951bce75b15f8cc73545fd1dc870af85c·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 165 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p"·data-group-id="6 | 166 | </span><span·class="p"·data-group-id="6929845701-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2399045421</span><span·class="p">.</span><span·class="mf">3028942852.173962</span><span·c[·...·truncated·by·diffoscope;·len:·61,·SHA:·8b4bb2c136296eccea5b54f980d9960e7e97786925237143819edea718d439f0·...·]-3">}</span><span·class="gp·unselectable"> |
| 167 | 2>·</span><span·class="n">PrivKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 167 | 2>·</span><span·class="n">PrivKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6929845701-4">#{</span><span·class="ss">engine</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p">,</span><span·class="w"> |
| 168 | ···············</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·private·key·in·Engine"</span><span·class="p"·data-group-id="6 | 168 | ···············</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·private·key·in·Engine"</span><span·class="p"·data-group-id="6929845701-4">}</span><span·class="p">.</span><span·class="w"> |
| 169 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 169 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 170 | 3>·</span><span·class="n">Signature</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id="6 | 170 | 3>·</span><span·class="n">Signature</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id="6929845701-5">(</span><span·class="ss">rsa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sha</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6929845701-6"><<</span><span·class="s">"The[·...·truncated·by·diffoscope;·len:·200,·SHA:·9669811b6610e05099da9c31406eca4d819d37ac735baac27cbf11e62c0d6fbe·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p"·data-group-id="6 | 171 | </span><span·class="p"·data-group-id="6929845701-7"><<</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">125</span><span·class="p">,</span><span·class="mi">254</span><span·class="p">,</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">233</span><span·class="p">,</span><span·class="mi">84</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">63</span><span·class="p">,</span><span·class="mi">168</span><span·class="p">,</span><span·class="mi">28</span><span·class="p">,</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">214</span><span·class="p">,</span><span·class="mi">121</span><span·class="p">,</span><span·class="mi">76</span><span·class="p">,</span><span·class="w"> |
| 172 | ··</span><span·class="mi">207</span><span·class="p">,</span><span·class="mi">177</span><span·class="p">,</span><span·class="mi">124</span><span·class="p">,</span><span·class="mi">183</span><span·class="p">,</span><span·class="mi">156</span><span·class="p">,</span><span·class="mi">185</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">243</span><span·class="p">,</span><span·class="mi">36</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">125</span><span·class="p">,</span><span·class="mi">230</span><span·class="p">,</span><span·class="mi">231</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6 | 172 | ··</span><span·class="mi">207</span><span·class="p">,</span><span·class="mi">177</span><span·class="p">,</span><span·class="mi">124</span><span·class="p">,</span><span·class="mi">183</span><span·class="p">,</span><span·class="mi">156</span><span·class="p">,</span><span·class="mi">185</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">243</span><span·class="p">,</span><span·class="mi">36</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">125</span><span·class="p">,</span><span·class="mi">230</span><span·class="p">,</span><span·class="mi">231</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="6929845701-7">>></span></code></pre><h3·id="verify-with-an-engine-stored-public-key"·class="section-heading"> |
| 173 | ··<a·href="#verify-with-an-engine-stored-public-key"·class="hover-link"> | 173 | ··<a·href="#verify-with-an-engine-stored-public-key"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">Verify·with·an·engine·stored·public·key</span> | 176 | ··<span·class="text">Verify·with·an·engine·stored·public·key</span> |
| 177 | </h3> | 177 | </h3> |
| 178 | <p>Here·the·signature·and·message·in·the·last·example·is·verifyed·using·the·public | 178 | <p>Here·the·signature·and·message·in·the·last·example·is·verifyed·using·the·public |
| 179 | key.·The·public·key·is·stored·in·an·engine,·only·to·exemplify·that·it·is | 179 | key.·The·public·key·is·stored·in·an·engine,·only·to·exemplify·that·it·is |
| 180 | possible.·The·public·key·could·of·course·be·handled·openly·as·usual.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">PublicKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 180 | possible.·The·public·key·could·of·course·be·handled·openly·as·usual.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">PublicKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0953670724-1">#{</span><span·class="ss">engine</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p">,</span><span·class="w"> |
| 181 | ·················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·public·key·in·Engine"</span><span·class="p"·data-group-id="0 | 181 | ·················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·public·key·in·Engine"</span><span·class="p"·data-group-id="0953670724-1">}</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 182 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 183 | 5>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">verify</span><span·class="p"·data-group-id="0 | 183 | 5>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">verify</span><span·class="p"·data-group-id="0953670724-2">(</span><span·class="ss">rsa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sha</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0953670724-3"><<</span><span·class="s">"The[·...·truncated·by·diffoscope;·len:·282,·SHA:·7008e9457cda39e2acf054a21df1af1a0c6308467d104e207f651ab7a2704712·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="ss">true</span><span·class="w"> | 184 | </span><span·class="ss">true</span><span·class="w"> |
| 185 | </span><span·class="mi">6</span><span·class="o">></span></code></pre><h3·id="using-a-password-protected-private-key"·class="section-heading"> | 185 | </span><span·class="mi">6</span><span·class="o">></span></code></pre><h3·id="using-a-password-protected-private-key"·class="section-heading"> |
| 186 | ··<a·href="#using-a-password-protected-private-key"·class="hover-link"> | 186 | ··<a·href="#using-a-password-protected-private-key"·class="hover-link"> |
| 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 187 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 188 | ··</a> | 188 | ··</a> |
| 189 | ··<span·class="text">Using·a·password·protected·private·key</span> | 189 | ··<span·class="text">Using·a·password·protected·private·key</span> |
| 190 | </h3> | 190 | </h3> |
| 191 | <p>The·same·example·as·the·first·sign·example,·except·that·a·password·protects·the | 191 | <p>The·same·example·as·the·first·sign·example,·except·that·a·password·protects·the |
| 192 | key·down·in·the·Engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="n">PrivKeyPwd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="15 | 192 | key·down·in·the·Engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="n">PrivKeyPwd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1550953230-1">#{</span><span·class="ss">engine</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">EngineRef</span><span·class="p">,</span><span·class="w"> |
| 193 | ··················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·pwd·protected·private·key·in·Engine"</span><span·class="p">,</span><span·class="w"> | 193 | ··················</span><span·class="ss">key_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"id·of·the·pwd·protected·private·key·in·Engine"</span><span·class="p">,</span><span·class="w"> |
| 194 | » » ··</span><span·class="ss">password</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"password"</span><span·class="p"·data-group-id="15 | 194 | » » ··</span><span·class="ss">password</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"password"</span><span·class="p"·data-group-id="1550953230-1">}</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 195 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 196 | 7>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id="15 | 196 | 7>·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">sign</span><span·class="p"·data-group-id="1550953230-2">(</span><span·class="ss">rsa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sha</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1550953230-3"><<</span><span·class="s">"The·[·...·truncated·by·diffoscope;·len:·202,·SHA:·e7c3e559652a045b8d254e35f5aa48cc596fe9ea552eb88a52a590fd1178dcd8·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="p"·data-group-id="15 | 197 | </span><span·class="p"·data-group-id="1550953230-4"><<</span><span·class="mi">140</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">168</span><span·class="p">,</span><span·class="mi">101</span><span·class="p">,</span><span·class="mi">234</span><span·class="p">,</span><span·class="mi">211</span><span·class="p">,</span><span·class="mi">146</span><span·class="p">,</span><span·class="mi">183</span><span·class="p">,</span><span·class="mi">231</span><span·class="p">,</span><span·class="mi">190</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">85</span><span·class="p">,</span><span·class="mi">163</span><span·class="p">,</span><span·class="w"> |
| 198 | ··</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">106</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">241</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">120</span><span·class="p">,</span><span·class="mi">72</span><span·class="p">,</span><span·class="mi">149</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">194</span><span·class="p">,</span><span·class="mi">154</span><span·class="p">,</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">76</span><span·class="p">,</span><span·class="w"> | 198 | ··</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">106</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">241</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">120</span><span·class="p">,</span><span·class="mi">72</span><span·class="p">,</span><span·class="mi">149</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">181</span><span·class="p">,</span><span·class="mi">194</span><span·class="p">,</span><span·class="mi">154</span><span·class="p">,</span><span·class="mi">175</span><span·class="p">,</span><span·class="mi">76</span><span·class="p">,</span><span·class="w"> |
| 199 | ··</span><span·class="mi">223</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="15 | 199 | ··</span><span·class="mi">223</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1550953230-4">>></span><span·class="w"> |
| 200 | </span><span·class="mi">8</span><span·class="o">></span></code></pre> | 200 | </span><span·class="mi">8</span><span·class="o">></span></code></pre> |
| 201 | </div> | 201 | </div> |
| 202 | <div·class="bottom-actions"·id="bottom-actions"> | 202 | <div·class="bottom-actions"·id="bottom-actions"> |
| 203 | ··<div·class="bottom-actions-item"> | 203 | ··<div·class="bottom-actions-item"> |
| 204 | ······<a·href="engine_load.html"·class="bottom-actions-button"·rel="prev"> | 204 | ······<a·href="engine_load.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 244, 15 lines modified | Offset 244, 15 lines modified | ||
| 244 | ······<p·class="built-using"> | 244 | ······<p·class="built-using"> |
| 245 | ········Built·using | 245 | ········Built·using |
| 246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 248 | ······</p> | 248 | ······</p> |
| 249 | <p>Copyright·©·1996-202 | 249 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 250 | ····</footer> | 250 | ····</footer> |
| 251 | ··</div> | 251 | ··</div> |
| 252 | </main> | 252 | </main> |
| 253 | </div> | 253 | </div> |
| 254 | <script> | 254 | <script> |
| 255 | ··function·mermaidLoaded()·{ | 255 | ··function·mermaidLoaded()·{ |
| 256 | ····mermaid.initialize({ | 256 | ····mermaid.initialize({ |
| Offset 148, 64 lines modified | Offset 148, 64 lines modified | ||
| 148 | <h3·id="dynamically-load-an-engine-from-default-directory"·class="section-heading"> | 148 | <h3·id="dynamically-load-an-engine-from-default-directory"·class="section-heading"> |
| 149 | ··<a·href="#dynamically-load-an-engine-from-default-directory"·class="hover-link"> | 149 | ··<a·href="#dynamically-load-an-engine-from-default-directory"·class="hover-link"> |
| 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 151 | ··</a> | 151 | ··</a> |
| 152 | ··<span·class="text">Dynamically·load·an·engine·from·default·directory</span> | 152 | ··<span·class="text">Dynamically·load·an·engine·from·default·directory</span> |
| 153 | </h3> | 153 | </h3> |
| 154 | <p>If·the·engine·is·located·in·the·OpenSSL/LibreSSL·installation·<code·class="inline">engines</code> | 154 | <p>If·the·engine·is·located·in·the·OpenSSL/LibreSSL·installation·<code·class="inline">engines</code> |
| 155 | directory.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="0939508667-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="0939508667-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_load</span><span·class="p"·data-group-id="0939508667-2">(</span><span·class="p"·data-group-id="0939508667-3"><<</span><span·class="s">"otp_test_engine"</span><span·class="p"·data-group-id="0939508667-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0939508667-4">[</span><span·class="p"·data-group-id="0939508667-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0939508667-5">[</span><span·class="p"·data-group-id="0939508667-5">]</span><span·class="p"·data-group-id="0939508667-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 156 | 155 | directory.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="5996974909-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</[·...·truncated·by·diffoscope;·len:·841,·SHA:·e48b7690a1e2eb4d1013639a330e386cb0715b71f0c45488e1f0cb8e694d1227·...·]"> | |
| 156 | ·</span><span·class="p"·data-group-id="5996974909-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="5996974909-6">}</span></code></pre><h3·id="load-an-engine-with-the-dynamic-engine"·class="section-heading"> | ||
| 157 | ··<a·href="#load-an-engine-with-the-dynamic-engine"·class="hover-link"> | 157 | ··<a·href="#load-an-engine-with-the-dynamic-engine"·class="hover-link"> |
| 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 158 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 159 | ··</a> | 159 | ··</a> |
| 160 | ··<span·class="text">Load·an·engine·with·the·dynamic·engine</span> | 160 | ··<span·class="text">Load·an·engine·with·the·dynamic·engine</span> |
| 161 | </h3> | 161 | </h3> |
| 162 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·by·giving·the·path·to·the | 162 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·by·giving·the·path·to·the |
| 163 | library.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="3390790336-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="3390790336-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_load</span><span·class="p"·data-group-id="3390790336-2">(</span><span·class="p"·data-group-id="3390790336-3"><<</span><span·class="s">"dynamic"</span><span·class="p"·data-group-id="3390790336-3">>></span><span·class="p">,</span><span·class="w"> | ||
| 164 | 163 | library.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="0493187779-1">{</span><span·class="ss">ok</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·472,·SHA:·b40eed05ea0e91b9bf42dc60dd5912936d7075ea4278f8edf8ef41e99b3d705b·...·]">>></span><span·class="p">,</span><span·class="w"> | |
| 164 | ······································</span><span·class="p"·data-group-id="0493187779-4">[</span><span·class="p"·data-group-id="0493187779-5">{</span><span·class="p"·data-group-id="0493187779-6"><<</span><span·class="s">"SO_PATH"</span><span·class="p"·data-group-id="0493187779-6">>></span><span·class="p">,</span><span·class="w"> | ||
| 165 | ········································</span><span·class="p"·data-group-id=" | 165 | ········································</span><span·class="p"·data-group-id="0493187779-7"><<</span><span·class="s">"/some/path/otp_test_engine.so"</span><span·class="p"·data-group-id="0493187779-7">>></span><span·class="p"·data-group-id="0493187779-5">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ·······································</span><span·class="p"·data-group-id="3390790336-8">{</span><span·class="p"·data-group-id="3390790336-9"><<</span><span·class="s">"ID"</span><span·class="p"·data-group-id="3390790336-9">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3390790336-10"><<</span><span·class="s">"MD5"</span><span·class="p"·data-group-id="3390790336-10">>></span><span·class="p"·data-group-id="3390790336-8">}</span><span·class="p">,</span><span·class="w"> | ||
| 167 | ·······································</span><span·class="p"·data-group-id="3 | 166 | ·······································</span><span·class="p"·data-group-id="0493187779-8">{</span><span·class="p"·data-group-id="0493187779-9"><<</span><span·class="s">"ID"</span><span·class="p"·data-group-id="0493187779-9">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·177,·SHA:·29739d821abdbe5aa9301f3e752534add16c7a2834954a16f5341559c1e10fb1·...·]</span><span·class="p">,</span><span·class="w"> |
| 167 | ·······································</span><span·class="p"·data-group-id="0493187779-11"><<</span><span·class="s">"LOAD"</span><span·class="p"·data-group-id="0493187779-11">>></span><span·class="p"·data-group-id="0493187779-4">]</span><span·class="p">,</span><span·class="w"> | ||
| 168 | ······································</span><span·class="p"·data-group-id=" | 168 | ······································</span><span·class="p"·data-group-id="0493187779-12">[</span><span·class="p"·data-group-id="0493187779-12">]</span><span·class="p"·data-group-id="0493187779-2">)</span><span·class="p">.</span><span·class="w"> |
| 169 | ·</span><span·class="p"·data-group-id=" | 169 | ·</span><span·class="p"·data-group-id="0493187779-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="0493187779-13">}</span></code></pre><h3·id="load-an-engine-and-replace-some-methods"·class="section-heading"> |
| 170 | ··<a·href="#load-an-engine-and-replace-some-methods"·class="hover-link"> | 170 | ··<a·href="#load-an-engine-and-replace-some-methods"·class="hover-link"> |
| 171 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 171 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 172 | ··</a> | 172 | ··</a> |
| 173 | ··<span·class="text">Load·an·engine·and·replace·some·methods</span> | 173 | ··<span·class="text">Load·an·engine·and·replace·some·methods</span> |
| 174 | </h3> | 174 | </h3> |
| 175 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·and·just·replace·some·engine | 175 | <p>Load·an·engine·with·the·help·of·the·dynamic·engine·and·just·replace·some·engine |
| 176 | methods.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="3528507954-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="3528507954-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_load</span><span·class="p"·data-group-id="3528507954-2">(</span><span·class="p"·data-group-id="3528507954-3"><<</span><span·class="s">"dynamic"</span><span·class="p"·data-group-id="3528507954-3">>></span><span·class="p">,</span><span·class="w"> | ||
| 177 | 176 | methods.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="4703104266-1">{</span><span·class="ss">ok</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·472,·SHA:·17894cff714042ec2adcb867714f68d943b7cf2e7683db5087c2307bcf44ff6b·...·]">>></span><span·class="p">,</span><span·class="w"> | |
| 177 | ······································</span><span·class="p"·data-group-id="4703104266-4">[</span><span·class="p"·data-group-id="4703104266-5">{</span><span·class="p"·data-group-id="4703104266-6"><<</span><span·class="s">"SO_PATH"</span><span·class="p"·data-group-id="4703104266-6">>></span><span·class="p">,</span><span·class="w"> | ||
| 178 | ········································</span><span·class="p"·data-group-id=" | 178 | ········································</span><span·class="p"·data-group-id="4703104266-7"><<</span><span·class="s">"/some/path/otp_test_engine.so"</span><span·class="p"·data-group-id="4703104266-7">>></span><span·class="p"·data-group-id="4703104266-5">}</span><span·class="p">,</span><span·class="w"> |
| 179 | ·······································</span><span·class="p"·data-group-id=" | 179 | ·······································</span><span·class="p"·data-group-id="4703104266-8">{</span><span·class="p"·data-group-id="4703104266-9"><<</span><span·class="s">"ID"</span><span·class="p"·data-group-id="4703104266-9">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·172,·SHA:·f1c8cdd5494057816647235816861412e456a486757d02a4418049973db62876·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 180 | ·······································</span><span·class="p"·data-group-id=" | 180 | ·······································</span><span·class="p"·data-group-id="4703104266-11"><<</span><span·class="s">"LOAD"</span><span·class="p"·data-group-id="4703104266-11">>></span><span·class="p"·data-group-id="4703104266-4">]</span><span·class="p">,</span><span·class="w"> |
| 181 | ······································</span><span·class="p"·data-group-id=" | 181 | ······································</span><span·class="p"·data-group-id="4703104266-12">[</span><span·class="p"·data-group-id="4703104266-12">]</span><span·class="p"·data-group-id="4703104266-2">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="p"·data-group-id=" | 182 | </span><span·class="p"·data-group-id="4703104266-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="4703104266-13">}</span><span·class="gp·unselectable"> |
| 183 | 4>·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_register</span><span·class="p"·data-group-id=" | 183 | 4>·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_register</span><span·class="p"·data-group-id="4703104266-14">(</span><span·class="n">Engine</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4703104266-15">[</span><span·class="ss">engine_method_digests</span><span·class="p"·data-group-id="4703104266-15">]</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·18b01230ec0a8f28a9fd9c5c4c2201c48491a50a266d74ffecffe9022f4c066d·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="ss">ok</span></code></pre><h3·id="load-with-the-ensure-loaded-function"·class="section-heading"> | 184 | </span><span·class="ss">ok</span></code></pre><h3·id="load-with-the-ensure-loaded-function"·class="section-heading"> |
| 185 | ··<a·href="#load-with-the-ensure-loaded-function"·class="hover-link"> | 185 | ··<a·href="#load-with-the-ensure-loaded-function"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Load·with·the·ensure·loaded·function</span> | 188 | ··<span·class="text">Load·with·the·ensure·loaded·function</span> |
| 189 | </h3> | 189 | </h3> |
| 190 | <p>This·function·makes·sure·the·engine·is·loaded·just·once·and·the·ID·is·added·to | 190 | <p>This·function·makes·sure·the·engine·is·loaded·just·once·and·the·ID·is·added·to |
| 191 | the·internal·engine·list·of·OpenSSL.·The·following·calls·to·the·function·will | 191 | the·internal·engine·list·of·OpenSSL.·The·following·calls·to·the·function·will |
| 192 | check·if·the·ID·is·loaded·and·then·just·get·a·new·reference·to·the·engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 192 | check·if·the·ID·is·loaded·and·then·just·get·a·new·reference·to·the·engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="6074492644-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Engine</span><span·class="p"·data-group-id="6074492644-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·284,·SHA:·994b69e324ba5bf0616572664192f3343d92a3a59a6ce95cabb2343c08c23918·...·]-3">>></span><span·class="p">,</span><span·class="w"> |
| 193 | ···············································</span><span·class="p"·data-group-id=" | 193 | ···············································</span><span·class="p"·data-group-id="6074492644-4"><<</span><span·class="s">"/some/path/otp_test_engine.so"</span><span·class="p"·data-group-id="6074492644-4">>></span><span·class="p"·data-group-id="6074492644-2">)</span><span·class="p">.</span><span·class="w"> |
| 194 | ·</span><span·class="p"·data-group-id=" | 194 | ·</span><span·class="p"·data-group-id="6074492644-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">#</span><span·class="n">Ref</span><span·class="p"·data-group-id="6074492644-5">}</span></code></pre><p>To·remove·the·tag·from·the·OpenSSL·engine[·...·truncated·by·diffoscope;·len:·469,·SHA:·3b0e1ea96179ac8f3e1d4e4930c33050e2eb512d9d352a631c32d07c7b966d68·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 195 | ·</span><span·class="ss">ok</span></code></pre><p>To·unload·it·use·<a·href="crypto.html#engine_unload/1"><code·class="inline">crypto:engine_unload/1</code></a>·which·removes·the·references·to·the | 195 | ·</span><span·class="ss">ok</span></code></pre><p>To·unload·it·use·<a·href="crypto.html#engine_unload/1"><code·class="inline">crypto:engine_unload/1</code></a>·which·removes·the·references·to·the |
| 196 | engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_unload</span><span·class="p"·data-group-id=" | 196 | engine.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_unload</span><span·class="p"·data-group-id="0200029896-1">(</span><span·class="n">Engine</span><span·class="p"·data-group-id="0200029896-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | ·</span><span·class="ss">ok</span></code></pre><h3·id="list-all-engines-currently-loaded"·class="section-heading"> | 197 | ·</span><span·class="ss">ok</span></code></pre><h3·id="list-all-engines-currently-loaded"·class="section-heading"> |
| 198 | ··<a·href="#list-all-engines-currently-loaded"·class="hover-link"> | 198 | ··<a·href="#list-all-engines-currently-loaded"·class="hover-link"> |
| 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 199 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 200 | ··</a> | 200 | ··</a> |
| 201 | ··<span·class="text">List·all·engines·currently·loaded</span> | 201 | ··<span·class="text">List·all·engines·currently·loaded</span> |
| 202 | </h3> | 202 | </h3> |
| 203 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_list</span><span·class="p"·data-group-id=" | 203 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">engine_list</span><span·class="p"·data-group-id="6726183170-1">(</span><span·class="p"·data-group-id="6726183170-1">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="p"·data-group-id=" | 204 | </span><span·class="p"·data-group-id="6726183170-2">[</span><span·class="p"·data-group-id="6726183170-3"><<</span><span·class="s">"dynamic"</span><span·class="p"·data-group-id="6726183170-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·175,·SHA:·d5559fb2274a35cef06d3035757d4052e0dcad1774880ad91f192bc35a3ea60b·...·]-2">]</span></code></pre> |
| 205 | </div> | 205 | </div> |
| 206 | <div·class="bottom-actions"·id="bottom-actions"> | 206 | <div·class="bottom-actions"·id="bottom-actions"> |
| 207 | ··<div·class="bottom-actions-item"> | 207 | ··<div·class="bottom-actions-item"> |
| 208 | ······<a·href="fips.html"·class="bottom-actions-button"·rel="prev"> | 208 | ······<a·href="fips.html"·class="bottom-actions-button"·rel="prev"> |
| 209 | ········<span·class="subheader"> | 209 | ········<span·class="subheader"> |
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| 248 | ······<p·class="built-using"> | 248 | ······<p·class="built-using"> |
| 249 | ········Built·using | 249 | ········Built·using |
| 250 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 250 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 251 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 251 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 252 | ······</p> | 252 | ······</p> |
| 253 | <p>Copyright·©·1996-202 | 253 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 254 | ····</footer> | 254 | ····</footer> |
| 255 | ··</div> | 255 | ··</div> |
| 256 | </main> | 256 | </main> |
| 257 | </div> | 257 | </div> |
| 258 | <script> | 258 | <script> |
| 259 | ··function·mermaidLoaded()·{ | 259 | ··function·mermaidLoaded()·{ |
| 260 | ····mermaid.initialize({ | 260 | ····mermaid.initialize({ |
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| 289 | ······<p·class="built-using"> | 289 | ······<p·class="built-using"> |
| 290 | ········Built·using | 290 | ········Built·using |
| 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 293 | ······</p> | 293 | ······</p> |
| 294 | <p>Copyright·©·1996-202 | 294 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 295 | ····</footer> | 295 | ····</footer> |
| 296 | ··</div> | 296 | ··</div> |
| 297 | </main> | 297 | </main> |
| 298 | </div> | 298 | </div> |
| 299 | <script> | 299 | <script> |
| 300 | ··function·mermaidLoaded()·{ | 300 | ··function·mermaidLoaded()·{ |
| 301 | ····mermaid.initialize({ | 301 | ····mermaid.initialize({ |
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| 292 | ······<p·class="built-using"> | 292 | ······<p·class="built-using"> |
| 293 | ········Built·using | 293 | ········Built·using |
| 294 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 294 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 295 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 295 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 296 | ······</p> | 296 | ······</p> |
| 297 | <p>Copyright·©·1996-202 | 297 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 298 | ····</footer> | 298 | ····</footer> |
| 299 | ··</div> | 299 | ··</div> |
| 300 | </main> | 300 | </main> |
| 301 | </div> | 301 | </div> |
| 302 | <script> | 302 | <script> |
| 303 | ··function·mermaidLoaded()·{ | 303 | ··function·mermaidLoaded()·{ |
| 304 | ····mermaid.initialize({ | 304 | ····mermaid.initialize({ |
| Offset 188, 111 lines modified | Offset 188, 111 lines modified | ||
| 188 | </h3> | 188 | </h3> |
| 189 | <p>The·functions·<a·href="crypto.html#crypto_init/4">crypto_init/4</a>·and | 189 | <p>The·functions·<a·href="crypto.html#crypto_init/4">crypto_init/4</a>·and |
| 190 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>·are·intended·to·be·used·for | 190 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>·are·intended·to·be·used·for |
| 191 | encrypting·or·decrypting·a·sequence·of·blocks.·First·one·call·of·<code·class="inline">crypto_init/4</code> | 191 | encrypting·or·decrypting·a·sequence·of·blocks.·First·one·call·of·<code·class="inline">crypto_init/4</code> |
| 192 | initialises·the·crypto·context.·One·or·more·calls·<code·class="inline">crypto_update/2</code>·does·the | 192 | initialises·the·crypto·context.·One·or·more·calls·<code·class="inline">crypto_update/2</code>·does·the |
| 193 | actual·encryption·or·decryption·for·each·block.</p><p>This·example·shows·first·the·encryption·of·two·blocks·and·then·decryptions·of | 193 | actual·encryption·or·decryption·for·each·block.</p><p>This·example·shows·first·the·encryption·of·two·blocks·and·then·decryptions·of |
| 194 | the·cipher·text,·but·divided·into·three·blocks·just·to·show·that·it·is·possible | 194 | the·cipher·text,·but·divided·into·three·blocks·just·to·show·that·it·is·possible |
| 195 | to·divide·the·plain·text·and·cipher·text·differently·for·some·ciphers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9 | 195 | to·divide·the·plain·text·and·cipher·text·differently·for·some·ciphers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9410442618-1">(</span><span·class="p"·data-group-id="9410442618-1">)</span><span·class="p">.</span><span·class="w"> |
| 196 | » </span><span·class="ss">ok</span><span·class="w"> | 196 | » </span><span·class="ss">ok</span><span·class="w"> |
| 197 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 197 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9410442618-2"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="9410442618-2">>></span><span·class="p">.</span><span·class="w"> |
| 198 | » </span><span·class="p"·data-group-id="9 | 198 | » </span><span·class="p"·data-group-id="9410442618-3"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·c[·...·truncated·by·diffoscope;·len:·571,·SHA:·41ebd2f2d088b1e64b80219bfe8cf506f6268c64633b92beb2926630849e30a7·...·]18-3">>></span><span·class="w"> |
| 199 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 199 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9410442618-4"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="9410442618-4">>></span><span·class="p">.</span><span·class="w"> |
| 200 | » </span><span·class="p"·data-group-id="9 | 200 | » </span><span·class="p"·data-group-id="9410442618-5"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·c[·...·truncated·by·diffoscope;·len:·571,·SHA:·f7c028530010c352a220249130b48327f436d70697a8f76b9aab372e8f71c967·...·]18-5">>></span><span·class="w"> |
| 201 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateEnc</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="9 | 201 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateEnc</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="9410442618-6">(</span><span·class="ss">aes_128_ctr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·62,·SHA:·6daaf17e2973797fa2a15b5996846306cb9b7463a53705c794146f4e2ea2abbb·...·]18-6">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·encrypt·->·true</span><span·class="w"> |
| 202 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660993.124047</span><span·class="o">></span><span·class="w"> | 202 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660993.124047</span><span·class="o">></span><span·class="w"> |
| 203 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9 | 203 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9410442618-7">(</span><span·class="n">StateEnc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9410442618-8"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="9410442618-8">>&[·...·truncated·by·diffoscope;·len:·49,·SHA:·a61b4577bbf41d98a68ca1c001f137c912540eabc23c1bb51d4e3000b49351e0·...·]18-7">)</span><span·class="p">.</span><span·class="w"> |
| 204 | » </span><span·class="p"·data-group-id="9 | 204 | » </span><span·class="p"·data-group-id="9410442618-9"><<</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">44</span><span·class="p">,</span><span·class="mi">216</span><span·class="p">,</span><span·class="mi">166</span><span·class="p">,</span><span·class="mi">25</span>[·...·truncated·by·diffoscope;·len:·340,·SHA:·c91e62f1b5032aea48bb0288b399ec822543d6d7788d96b09bd0a6a87f73322d·...·]18-9">>></span><span·class="w"> |
| 205 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9 | 205 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9410442618-10">(</span><span·class="n">StateEnc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9410442618-11"><<</span><span·class="s">"Second·bytes"</span><span·class="p"·data-group-id="9410442618-11">&[·...·truncated·by·diffoscope;·len:·53,·SHA:·86da1ac55b968ab04c03c677ad37ebc331fa7f4df84891f5d1473142918ff90d·...·]18-10">)</span><span·class="p">.</span><span·class="w"> |
| 206 | » </span><span·class="p"·data-group-id="9 | 206 | » </span><span·class="p"·data-group-id="9410442618-12"><<</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">115</span><span·class="p">,</span><span·class="mi">234</span[·...·truncated·by·diffoscope;·len:·394,·SHA:·e2d0236bc2ff84fa26d71995d8f6f7a63fdbd73cfe94f3a176d7de5ddfe65aa0·...·]18-12">>></span><span·class="w"> |
| 207 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w"> | 207 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w"> |
| 208 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateDec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="9 | 208 | » </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateDec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="9410442618-13">(</span><span·class="ss">aes_128_ctr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·64,·SHA:·8b2e6f5eb3654a29cd490d74f60a69bc6b0d63cb7216c67973ec8c76821a17fa·...·]18-13">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·decrypt·->·false</span><span·class="w"> |
| 209 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660994.124255</span><span·class="o">></span><span·class="w"> | 209 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.3768901617</span><span·class="p">.</span><span·class="mf">1128660994.124255</span><span·class="o">></span><span·class="w"> |
| 210 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9 | 210 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9410442618-14">(</span><span·class="n">StateDec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9410442618-15"><<</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">44</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·336,·SHA:·5beea35277e2115c6faf91bfd6998a6fe0ce6c475f0a4f4d499e7755de93a83e·...·]18-14">)</span><span·class="p">.</span><span·class="w"> |
| 211 | » </span><span·class="p"·data-group-id="9 | 211 | » </span><span·class="p"·data-group-id="9410442618-16"><<</span><span·class="s">"First·b"</span><span·class="p"·data-group-id="9410442618-16">>></span><span·class="w"> |
| 212 | » </span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9 | 212 | » </span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9410442618-17">(</span><span·class="n">StateDec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9410442618-18"><<</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">162</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">115</span><span·class="p">,</span><span·class="mi">234</span><span·class="p">,</span><span·class="mi">197</span><span·class="p">,</span><span·class="w"> |
| 213 | ········</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p"·data-group-id="9 | 213 | ········</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p"·data-group-id="9410442618-18">>></span><span·class="p"·data-group-id="9410442618-17">)</span><span·class="p">.</span><span·class="w"> |
| 214 | » </span><span·class="p"·data-group-id="9 | 214 | » </span><span·class="p"·data-group-id="9410442618-19"><<</span><span·class="s">"ytesSecond·byte"</span><span·class="p"·data-group-id="9410442618-19">>></span><span·class="w"> |
| 215 | » </span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9 | 215 | » </span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="9410442618-20">(</span><span·class="n">StateDec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9410442618-21"><<</span><span·class="mi">41</span><span·class="p"·data-group-id="9410442618-21">>></span><span·c[·...·truncated·by·diffoscope;·len:·32,·SHA:·aed53981f9cbc4fcb5cc806b584e8dc94cc96ce6c0cfa12bc1f04bcec5b4861d·...·]18-20">)</span><span·class="p">.</span><span·class="w"> |
| 216 | » </span><span·class="p"·data-group-id="9 | 216 | » </span><span·class="p"·data-group-id="9410442618-22"><<</span><span·class="s">"s"</span><span·class="p"·data-group-id="9410442618-22">>></span><span·class="w"> |
| 217 | » </span><span·class="mi">11</span><span·class="o">></span></code></pre><p>Note·that·the·internal·data·that·the·<code·class="inline">StateEnc</code>·and·<code·class="inline">StateDec</code>·references·are | 217 | » </span><span·class="mi">11</span><span·class="o">></span></code></pre><p>Note·that·the·internal·data·that·the·<code·class="inline">StateEnc</code>·and·<code·class="inline">StateDec</code>·references·are |
| 218 | destructivly·updated·by·the·calls·to | 218 | destructivly·updated·by·the·calls·to |
| 219 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>.·This·is·to·gain·time·in·the·calls | 219 | <a·href="crypto.html#crypto_update/2">crypto_update/2</a>.·This·is·to·gain·time·in·the·calls |
| 220 | of·the·nifs·interfacing·the·cryptolib.·In·a·loop·where·the·state·is·saved·in·the | 220 | of·the·nifs·interfacing·the·cryptolib.·In·a·loop·where·the·state·is·saved·in·the |
| 221 | loop's·state,·it·also·saves·one·update·of·the·loop·state·per·crypto·operation.</p><p>For·example,·a·simple·server·receiving·text·parts·to·encrypt·and·send·the·result | 221 | loop's·state,·it·also·saves·one·update·of·the·loop·state·per·crypto·operation.</p><p>For·example,·a·simple·server·receiving·text·parts·to·encrypt·and·send·the·result |
| 222 | back·to·the·one·who·sent·them·(the·<code·class="inline">Requester</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="nf">encode</span><span·class="p"·data-group-id=" | 222 | back·to·the·one·who·sent·them·(the·<code·class="inline">Requester</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="nf">encode</span><span·class="p"·data-group-id="0058973835-1">(</span><span·class="n">Crypto</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p"·data-group-id="0058973835-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id=" | 223 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id="0058973835-2">(</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_init</span><span·class="p"·data-group-id="0058973835-3">(</span><span·class="n">Crypto</span><span·class="p">,</span><span·class="w">·</span><span·class="n"[·...·truncated·by·diffoscope;·len:·254,·SHA:·ad9c934793b08b37339f37cd47f60c348bd9087b7dfb51aa0b7753bbddf86123·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 224 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id=" | 224 | » </span><span·class="nf">crypto_loop</span><span·class="p"·data-group-id="0058973835-4">(</span><span·class="n">State</span><span·class="p"·data-group-id="0058973835-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | » </span><span·class="k">receive</span><span·class="w"> | 225 | » </span><span·class="k">receive</span><span·class="w"> |
| 226 | ········</span><span·class="p"·data-group-id=" | 226 | ········</span><span·class="p"·data-group-id="0058973835-5">{</span><span·class="n">Text</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Requester</span><span·class="p"·data-group-id="0058973835-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 227 | ········</span><span·class="n">Requester</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id=" | 227 | ········</span><span·class="n">Requester</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_update</span><span·class="p"·data-group-id="0058973835-6">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Text</span><span·class="p"·data-group-id="0058973835-6">)</span><span·class="p">,</span><span·class="w"> |
| 228 | » </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 228 | » </span><span·class="nf">loop</span><span·class="p"·data-group-id="0058973835-7">(</span><span·class="n">State</span><span·class="p"·data-group-id="0058973835-7">)</span><span·class="w"> |
| 229 | » </span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="example-of-crypto_one_time-5"·class="section-heading"> | 229 | » </span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="example-of-crypto_one_time-5"·class="section-heading"> |
| 230 | ··<a·href="#example-of-crypto_one_time-5"·class="hover-link"> | 230 | ··<a·href="#example-of-crypto_one_time-5"·class="hover-link"> |
| 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 232 | ··</a> | 232 | ··</a> |
| 233 | ··<span·class="text">Example·of·crypto_one_time/5</span> | 233 | ··<span·class="text">Example·of·crypto_one_time/5</span> |
| 234 | </h3> | 234 | </h3> |
| 235 | <p>The·same·example·as·in·the | 235 | <p>The·same·example·as·in·the |
| 236 | <a·href="new_api.html#examples-of-crypto_init-4-and-crypto_update-2">previous·section</a>, | 236 | <a·href="new_api.html#examples-of-crypto_init-4-and-crypto_update-2">previous·section</a>, |
| 237 | but·now·with·one·call·to·<a·href="crypto.html#crypto_one_time/5">crypto_one_time/5</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | but·now·with·one·call·to·<a·href="crypto.html#crypto_one_time/5">crypto_one_time/5</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8191629601-1"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="8191629601-1">>></span><span·class="p">.</span><span·class="w"> |
| 238 | » </span><span·class="p"·data-group-id=" | 238 | » </span><span·class="p"·data-group-id="8191629601-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·2cfd0c8af7b16781a7c67e83ed020482aafca4ba78ddf905d925226d2ee67259·...·]-2">>></span><span·class="w"> |
| 239 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 239 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8191629601-3"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="8191629601-3">>></span><span·class="p">.</span><span·class="w"> |
| 240 | » </span><span·class="p"·data-group-id=" | 240 | » </span><span·class="p"·data-group-id="8191629601-4"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·6467c98a93d11d6d0ed8107c9c0bb8544ace8c2feee053431189349168014949·...·]-4">>></span><span·class="w"> |
| 241 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 241 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8191629601-5">[</span><span·class="p"·data-group-id="8191629601-6"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="8191629601-6">>></span><span·class="p">,</span><span·class="p"·data-group-id="8191629601-7"[·...·truncated·by·diffoscope;·len:·164,·SHA:·75bfce7a7d2ccb3af450537d152c72589baaed2a147fdbeda4fd878ad447c6b7·...·]-5">]</span><span·class="p">.</span><span·class="w"> |
| 242 | » </span><span·class="p"·data-group-id=" | 242 | » </span><span·class="p"·data-group-id="8191629601-8">[</span><span·class="p"·data-group-id="8191629601-9"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="8191629601-9">>></span><span·class="p">,</span><span·class="p"·data-group-id="8191629601-10[·...·truncated·by·diffoscope;·len:·166,·SHA:·81a2cd0141b2b4a339c18c2057b4eb2bf137dc7f29474cb8497d82af08d01fd3·...·]-8">]</span><span·class="w"> |
| 243 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time</span><span·class="p"·data-group-id=" | 243 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time</span><span·class="p"·data-group-id="8191629601-11">(</span><span·class="ss">aes_128_ctr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·140,·SHA:·d9080a667080f772245574c588ce85bb3884fb7393a6b5910be469be0f11efe6·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 244 | » </span><span·class="p"·data-group-id=" | 244 | » </span><span·class="p"·data-group-id="8191629601-12"><<</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">44</span><span·class="p">,</span><span·class="mi">216</span><span·class="p">,</span><span·class="mi">166</span><span·class="p">,</span><span·class="mi">25</span><span·class="p">,</span><span·class="mi">130</span><span·class="p">,</span><span·class="mi">203</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">162</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">115</span><span·class="p">,</span><span·class="mi">234</span><span·class="p">,</span><span·class="w"> |
| 245 | » </span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p">,</span><span·class="mi">41</span><span·class="p"·data-group-id=" | 245 | » </span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">94</span><span·class="p">,</span><span·class="mi">253</span><span·class="p">,</span><span·class="mi">16</span><span·class="p">,</span><span·class="mi">144</span><span·class="p">,</span><span·class="mi">151</span><span·class="p">,</span><span·class="mi">41</span><span·class="p"·data-group-id="8191629601-12">>></span><span·class="w"> |
| 246 | » </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one | 246 | » </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one |
| 247 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-crypto_one_time_aead-6"·class="section-heading"> | 247 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-crypto_one_time_aead-6"·class="section-heading"> |
| 248 | ··<a·href="#example-of-crypto_one_time_aead-6"·class="hover-link"> | 248 | ··<a·href="#example-of-crypto_one_time_aead-6"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Example·of·crypto_one_time_aead/6</span> | 251 | ··<span·class="text">Example·of·crypto_one_time_aead/6</span> |
| 252 | </h3> | 252 | </h3> |
| 253 | <p>The·same·example·as·in·the | 253 | <p>The·same·example·as·in·the |
| 254 | <a·href="new_api.html#example-of-crypto_one_time-5">previous·section</a>,·but·now·with·one | 254 | <a·href="new_api.html#example-of-crypto_one_time-5">previous·section</a>,·but·now·with·one |
| 255 | call·to·<a·href="crypto.html#crypto_one_time_aead/6">crypto_one_time_aead/6</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 255 | call·to·<a·href="crypto.html#crypto_one_time_aead/6">crypto_one_time_aead/6</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2864999979-1"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="2864999979-1">>></span><span·class="p">.</span><span·class="w"> |
| 256 | » </span><span·class="p"·data-group-id=" | 256 | » </span><span·class="p"·data-group-id="2864999979-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·f894503f61caeabfb63fcefc10199e3bd77b8dd7d749a97148c0d756a1e7eaed·...·]-2">>></span><span·class="w"> |
| 257 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 257 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">IV</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2864999979-3"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="2864999979-3">>></span><span·class="p">.</span><span·class="w"> |
| 258 | » </span><span·class="p"·data-group-id=" | 258 | » </span><span·class="p"·data-group-id="2864999979-4"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·70aee48c39ec2a7b7174bf3a687ff06b0c76741070ee0e8532c87edcfab0a9d0·...·]-4">>></span><span·class="w"> |
| 259 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 259 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="n">Txt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2864999979-5">[</span><span·class="p"·data-group-id="2864999979-6"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="2864999979-6">>></span><span·class="p">,</span><span·class="p"·data-group-id="2864999979-7"[·...·truncated·by·diffoscope;·len:·164,·SHA:·da15f4d29f6f5c941a208937cc135038148779c4440f0e143caebdef77fd978b·...·]-5">]</span><span·class="p">.</span><span·class="w"> |
| 260 | » </span><span·class="p"·data-group-id=" | 260 | » </span><span·class="p"·data-group-id="2864999979-8">[</span><span·class="p"·data-group-id="2864999979-9"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="2864999979-9">>></span><span·class="p">,</span><span·class="p"·data-group-id="2864999979-10[·...·truncated·by·diffoscope;·len:·166,·SHA:·5e097b3226a15ab5c6b39fb3abdc2faf90011e9e42d18a753ba3710ab387a965·...·]-8">]</span><span·class="w"> |
| 261 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">AAD</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 261 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="n">AAD</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2864999979-11"><<</span><span·class="s">"Some·additional·auth·data"</span><span·class="p"·data-group-id="2864999979-11">>></span><span·class="p">.</span><span·class="w"> |
| 262 | » </span><span·class="p"·data-group-id=" | 262 | » </span><span·class="p"·data-group-id="2864999979-12"><<</span><span·class="s">"Some·additional·auth·data"</span><span·class="p"·data-group-id="2864999979-12">>></span><span·class="w"> |
| 263 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time_aead</span><span·class="p"·data-group-id=" | 263 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">crypto_one_time_aead</span><span·class="p"·data-group-id="2864999979-13">(</span><span·class="ss">aes_128_gcm</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IV</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·214,·SHA:·dedfcb8326adb12a4283146e6a1434c0870bd45918ce93f8f993a3ddc2c51dbd·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 264 | » </span><span·class="p"·data-group-id=" | 264 | » </span><span·class="p"·data-group-id="2864999979-14">{</span><span·class="p"·data-group-id="2864999979-15"><<</span><span·class="mi">240</span><span·class="p">,</span><span·class="mi">130</span><span·class="p">,</span><span·class="mi">38</span><span·class="p">,</span><span·class="mi">96</span><span·class="p">,</span><span·class="mi">130</span><span·class="p">,</span><span·class="mi">241</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">52</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">190</span><span·class="p">,</span><span·class="mi">179</span><span·class="p">,</span><span·class="mi">213</span><span·class="p">,</span><span·class="mi">132</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">72</span><span·class="p">,</span><span·class="w"> |
| 265 | » </span><span·class="mi">192</span><span·class="p">,</span><span·class="mi">103</span><span·class="p">,</span><span·class="mi">176</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="mi">104</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">71</span><span·class="p">,</span><span·class="mi">158</span><span·class="p"·data-group-id=" | 265 | » </span><span·class="mi">192</span><span·class="p">,</span><span·class="mi">103</span><span·class="p">,</span><span·class="mi">176</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="mi">104</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">71</span><span·class="p">,</span><span·class="mi">158</span><span·class="p"·data-group-id="2864999979-15">>></span><span·class="p">,</span><span·class="w"> |
| 266 | » </span><span·class="p"·data-group-id=" | 266 | » </span><span·class="p"·data-group-id="2864999979-16"><<</span><span·class="mi">131</span><span·class="p">,</span><span·class="mi">47</span><span·class="p">,</span><span·class="mi">45</span><span·class="p">,</span><span·class="mi">91</span><span·class="p">,</span><span·class="mi">142</spa[·...·truncated·by·diffoscope;·len:·657,·SHA:·a227619f65935c64de15b97d79461f76d3dfd22607103f392a09ef94d2f79fda·...·]-14">}</span><span·class="w"> |
| 267 | » </span><span·class="mi">6</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one | 267 | » </span><span·class="mi">6</span><span·class="o">></span></code></pre><p>The·<code·class="inline">[<<"First·bytes">>,<<"Second·bytes">>]</code>·could·of·course·have·been·one |
| 268 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-mac_init-mac_update-and-mac_final"·class="section-heading"> | 268 | single·binary:·<code·class="inline"><<"First·bytesSecond·bytes">></code>.</p><h3·id="example-of-mac_init-mac_update-and-mac_final"·class="section-heading"> |
| 269 | ··<a·href="#example-of-mac_init-mac_update-and-mac_final"·class="hover-link"> | 269 | ··<a·href="#example-of-mac_init-mac_update-and-mac_final"·class="hover-link"> |
| 270 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 270 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 271 | ··</a> | 271 | ··</a> |
| 272 | ··<span·class="text">Example·of·mac_init·mac_update·and·mac_final</span> | 272 | ··<span·class="text">Example·of·mac_init·mac_update·and·mac_final</span> |
| 273 | </h3> | 273 | </h3> |
| 274 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6 | 274 | <pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="n">Key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7637823842-1"><<</span><span·class="mi">1</span><span·class="p">:</span><span·class="mi">128</span><span·class="p"·data-group-id="7637823842-1">>></span><span·class="p">.</span><span·class="w"> |
| 275 | » </span><span·class="p"·data-group-id="6 | 275 | » </span><span·class="p"·data-group-id="7637823842-2"><<</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·[·...·truncated·by·diffoscope;·len:·574,·SHA:·cec79d3d814a45c2d218e6d8d72b3d9ab1fba71aacb87c47daead25d1a6731a1·...·]-2">>></span><span·class="w"> |
| 276 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateMac</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_init</span><span·class="p"·data-group-id="6 | 276 | » </span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">StateMac</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_init</span><span·class="p"·data-group-id="7637823842-3">(</span><span·class="ss">cmac</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">aes_128_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="7637823842-3">)</span><span·class="p">.</span><span·class="w"> |
| 277 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 277 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 278 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="6 | 278 | » </span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="7637823842-4">(</span><span·class="n">StateMac</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7637823842-5"><<</span><span·class="s">"First·bytes"</span><span·class="p"·data-group-id="7637823842-5">>[·...·truncated·by·diffoscope;·len:·52,·SHA:·401b15773eabb4c84a3005a9dd883b8c96f669793d6f4f126d3a35fb81658e9f·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 279 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 279 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 280 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="6 | 280 | » </span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="7637823842-6">(</span><span·class="n">StateMac</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"·"</span><span·class="p"·data-group-id="7637823842-6">)</span><span·class="p">.</span><span·class="w"> |
| 281 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 281 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 282 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="6 | 282 | » </span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_update</span><span·class="p"·data-group-id="7637823842-7">(</span><span·class="n">StateMac</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7637823842-8"><<</span><span·class="s">"last·bytes"</span><span·class="p"·data-group-id="7637823842-8">>&[·...·truncated·by·diffoscope;·len:·51,·SHA:·b2895dc36bb767c618251d023f46138047ef48ded24fa5381c50d27edfa51ba8·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 283 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> | 283 | » </span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.2424664121</span><span·class="p">.</span><span·class="mf">2781478916.232610</span><span·class="o">></span><span·class="w"> |
| 284 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_final</span><span·class="p"·data-group-id="6 | 284 | » </span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac_final</span><span·class="p"·data-group-id="7637823842-9">(</span><span·class="n">StateMac</span><span·class="p"·data-group-id="7637823842-9">)</span><span·class="p">.</span><span·class="w"> |
| 285 | » </span><span·class="p"·data-group-id="6 | 285 | » </span><span·class="p"·data-group-id="7637823842-10"><<</span><span·class="mi">68</span><span·class="p">,</span><span·class="mi">191</span><span·class="p">,</span><span·class="mi">219</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">84</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">193</span><span·class="p">,</span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">238</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">214</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="w"> |
| 286 | » </span><span·class="mi">249</span><span·class="p"·data-group-id="6 | 286 | » </span><span·class="mi">249</span><span·class="p"·data-group-id="7637823842-10">>></span><span·class="w"> |
| 287 | » </span><span·class="mi">7</span><span·class="o">></span></code></pre><p>and·compare·the·result·with·a·single·calculation·just·for·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac</span><span·class="p"·data-group-id=" | 287 | » </span><span·class="mi">7</span><span·class="o">></span></code></pre><p>and·compare·the·result·with·a·single·calculation·just·for·this·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» </span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">crypto</span><span·class="p">:</span><span·class="nf">mac</span><span·class="p"·data-group-id="9651585091-1">(</span><span·class="ss">cmac</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">aes_128_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·97,·SHA:·ca961d3736ee40a4f017d638ce36fdb53367371d532c6fd5c23936c0fd5a7cdd·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 288 | » </span><span·class="p"·data-group-id=" | 288 | » </span><span·class="p"·data-group-id="9651585091-2"><<</span><span·class="mi">68</span><span·class="p">,</span><span·class="mi">191</span><span·class="p">,</span><span·class="mi">219</span><span·class="p">,</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">84</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">193</span><span·class="p">,</span><span·class="mi">197</span><span·class="p">,</span><span·class="mi">238</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">214</span><span·class="p">,</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">160</span><span·class="p">,</span><span·class="w"> |
| 289 | » </span><span·class="mi">249</span><span·class="p"·data-group-id=" | 289 | » </span><span·class="mi">249</span><span·class="p"·data-group-id="9651585091-2">>></span><span·class="w"> |
| 290 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nf">v</span><span·class="p"·data-group-id=" | 290 | » </span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nf">v</span><span·class="p"·data-group-id="9651585091-3">(</span><span·class="mi">7</span><span·class="p"·data-group-id="9651585091-3">)</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="nf">v</span><span·class="p"·data-group-id="9651585091-4">(</span><span[·...·truncated·by·diffoscope;·len:·61,·SHA:·a6b306400188cb18a9d8bb43a92379b222433ff0b9ab49f89f0038a89ec8cda6·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 291 | » </span><span·class="ss">true</span><span·class="w"> | 291 | » </span><span·class="ss">true</span><span·class="w"> |
| 292 | » </span><span·class="mi">9</span><span·class="o">></span></code></pre><h2·id="retired-cipher-names"·class="section-heading"> | 292 | » </span><span·class="mi">9</span><span·class="o">></span></code></pre><h2·id="retired-cipher-names"·class="section-heading"> |
| 293 | ··<a·href="#retired-cipher-names"·class="hover-link"> | 293 | ··<a·href="#retired-cipher-names"·class="hover-link"> |
| 294 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 294 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 295 | ··</a> | 295 | ··</a> |
| 296 | ··<span·class="text">Retired·cipher·names</span> | 296 | ··<span·class="text">Retired·cipher·names</span> |
| 297 | </h2> | 297 | </h2> |
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| 341 | ······<p·class="built-using"> | 341 | ······<p·class="built-using"> |
| 342 | ········Built·using | 342 | ········Built·using |
| 343 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 343 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 345 | ······</p> | 345 | ······</p> |
| 346 | <p>Copyright·©·1996-202 | 346 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 347 | ····</footer> | 347 | ····</footer> |
| 348 | ··</div> | 348 | ··</div> |
| 349 | </main> | 349 | </main> |
| 350 | </div> | 350 | </div> |
| 351 | <script> | 351 | <script> |
| 352 | ··function·mermaidLoaded()·{ | 352 | ··function·mermaidLoaded()·{ |
| 353 | ····mermaid.initialize({ | 353 | ····mermaid.initialize({ |
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| 2233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2234 | ······</p> | 2234 | ······</p> |
| 2235 | <p>Copyright·©·1996-202 | 2235 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2236 | ····</footer> | 2236 | ····</footer> |
| 2237 | ··</div> | 2237 | ··</div> |
| 2238 | </main> | 2238 | </main> |
| 2239 | </div> | 2239 | </div> |
| 2240 | <script> | 2240 | <script> |
| 2241 | ··function·mermaidLoaded()·{ | 2241 | ··function·mermaidLoaded()·{ |
| 2242 | ····mermaid.initialize({ | 2242 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-7019F81A.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 200 | ········Built·using | 200 | ········Built·using |
| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:10,·uncompressed·size·20,·method=store |
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| 335 | ······<p·class="built-using"> | 335 | ······<p·class="built-using"> |
| 336 | ········Built·using | 336 | ········Built·using |
| 337 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 337 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 338 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 338 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 339 | ······</p> | 339 | ······</p> |
| 340 | <p>Copyright·©·1996-202 | 340 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 341 | ····</footer> | 341 | ····</footer> |
| 342 | ··</div> | 342 | ··</div> |
| 343 | </main> | 343 | </main> |
| 344 | </div> | 344 | </div> |
| 345 | <script> | 345 | <script> |
| 346 | ··function·mermaidLoaded()·{ | 346 | ··function·mermaidLoaded()·{ |
| 347 | ····mermaid.initialize({ | 347 | ····mermaid.initialize({ |
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| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Executable·Lines</span> | 162 | ··<span·class="text">Executable·Lines</span> |
| 163 | </h3> | 163 | </h3> |
| 164 | <p>To·have·an·effect,·a·breakpoint·must·be·set·at·an·<em>executable·line</em>,·which·is·a | 164 | <p>To·have·an·effect,·a·breakpoint·must·be·set·at·an·<em>executable·line</em>,·which·is·a |
| 165 | line·of·code·containing·an·executable·expression·such·as·a·matching·or·a | 165 | line·of·code·containing·an·executable·expression·such·as·a·matching·or·a |
| 166 | function·call.·A·blank·line·or·a·line·containing·a·comment,·function·head,·or | 166 | function·call.·A·blank·line·or·a·line·containing·a·comment,·function·head,·or |
| 167 | pattern·in·a·<code·class="inline">case</code>·statement·or·<code·class="inline">receive</code>·statement·is·not·executable.</p><p>In·the·following·example,·lines·2,·4,·6,·8,·and·11·are·executable·lines:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">is_loaded</span><span·class="p"·data-group-id=" | 167 | pattern·in·a·<code·class="inline">case</code>·statement·or·<code·class="inline">receive</code>·statement·is·not·executable.</p><p>In·the·following·example,·lines·2,·4,·6,·8,·and·11·are·executable·lines:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">is_loaded</span><span·class="p"·data-group-id="0000500616-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="n">Compiled</span><span·class="p"·data-group-id="0000500616-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | </span><span·class="mi">2</span><span·class="p">:</span><span·class="w">···</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_file</span><span·class="p"·data-group-id=" | 168 | </span><span·class="mi">2</span><span·class="p">:</span><span·class="w">···</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_file</span><span·class="p"·data-group-id="0000500616-2">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="n">Compiled</span><span·class="p"·data-group-id="0000500616-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 169 | </span><span·class="mi">3</span><span·class="p">:</span><span·class="w">·····</span><span·class="p"·data-group-id=" | 169 | </span><span·class="mi">3</span><span·class="p">:</span><span·class="w">·····</span><span·class="p"·data-group-id="0000500616-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">File</span><span·class="p"·data-group-id="0000500616-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | </span><span·class="mi">4</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">which</span><span·class="p"·data-group-id=" | 170 | </span><span·class="mi">4</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">which</span><span·class="p"·data-group-id="0000500616-4">(</span><span·class="n">Module</span><span·class="p"·data-group-id="0000500616-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 171 | </span><span·class="mi">5</span><span·class="p">:</span><span·class="w">·········</span><span·class="o">?</span><span·class="n">TAG</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 171 | </span><span·class="mi">5</span><span·class="p">:</span><span·class="w">·········</span><span·class="o">?</span><span·class="n">TAG</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | </span><span·class="mi">6</span><span·class="p">:</span><span·class="w">···········</span><span·class="p"·data-group-id=" | 172 | </span><span·class="mi">6</span><span·class="p">:</span><span·class="w">···········</span><span·class="p"·data-group-id="0000500616-5">{</span><span·class="ss">loaded</span><span·class="p">,</span><span·class="n">File</span><span·class="p"·data-group-id="0000500616-5">}</span><span·class="p">;</span><span·class="w"> |
| 173 | </span><span·class="mi">7</span><span·class="p">:</span><span·class="w">·········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 173 | </span><span·class="mi">7</span><span·class="p">:</span><span·class="w">·········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | </span><span·class="mi">8</span><span·class="p">:</span><span·class="w">···········</span><span·class="ss">unloaded</span><span·class="w"> | 174 | </span><span·class="mi">8</span><span·class="p">:</span><span·class="w">···········</span><span·class="ss">unloaded</span><span·class="w"> |
| 175 | </span><span·class="mi">9</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 175 | </span><span·class="mi">9</span><span·class="p">:</span><span·class="w">·······</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 176 | </span><span·class="mi">10</span><span·class="p">:</span><span·class="w">····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 176 | </span><span·class="mi">10</span><span·class="p">:</span><span·class="w">····</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | </span><span·class="mi">11</span><span·class="p">:</span><span·class="w">······</span><span·class="ss">false</span><span·class="w"> | 177 | </span><span·class="mi">11</span><span·class="p">:</span><span·class="w">······</span><span·class="ss">false</span><span·class="w"> |
| 178 | </span><span·class="mi">12</span><span·class="p">:</span><span·class="w">··</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="status-and-trigger-action"·class="section-heading"> | 178 | </span><span·class="mi">12</span><span·class="p">:</span><span·class="w">··</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="status-and-trigger-action"·class="section-heading"> |
| 179 | ··<a·href="#status-and-trigger-action"·class="hover-link"> | 179 | ··<a·href="#status-and-trigger-action"·class="hover-link"> |
| Offset 204, 21 lines modified | Offset 204, 21 lines modified | ||
| 204 | returns·<code·class="inline">true</code>,·the·process·stops.·If·the·function·call·returns·<code·class="inline">false</code>,·the | 204 | returns·<code·class="inline">true</code>,·the·process·stops.·If·the·function·call·returns·<code·class="inline">false</code>,·the |
| 205 | breakpoint·is·silently·ignored.</p><p><code·class="inline">Bindings</code>·is·a·list·of·variable·bindings.·To·retrieve·the·value·of·<code·class="inline">Variable</code> | 205 | breakpoint·is·silently·ignored.</p><p><code·class="inline">Bindings</code>·is·a·list·of·variable·bindings.·To·retrieve·the·value·of·<code·class="inline">Variable</code> |
| 206 | (given·as·an·atom),·use·function | 206 | (given·as·an·atom),·use·function |
| 207 | <a·href="int.html#get_binding/2"><code·class="inline">int:get_binding(Variable,·Bindings)</code></a>.·The·function | 207 | <a·href="int.html#get_binding/2"><code·class="inline">int:get_binding(Variable,·Bindings)</code></a>.·The·function |
| 208 | returns·<code·class="inline">unbound</code>·or·<code·class="inline">{value,Value}</code>.</p><p><img·src="assets/cond_break_dialog.jpg"·alt="Conditional·Break·Dialog·Window"·title="Conditional·Break·Dialog·Window"/></p><p>Right-click·the·<em>Module</em>·entry·to·open·a·popup·menu·from·which·the·appropriate | 208 | returns·<code·class="inline">unbound</code>·or·<code·class="inline">{value,Value}</code>.</p><p><img·src="assets/cond_break_dialog.jpg"·alt="Conditional·Break·Dialog·Window"·title="Conditional·Break·Dialog·Window"/></p><p>Right-click·the·<em>Module</em>·entry·to·open·a·popup·menu·from·which·the·appropriate |
| 209 | module·can·be·selected.</p><p><em>Example:</em></p><p>A·conditional·breakpoint·calling·<code·class="inline">c_test:c_break/1</code>·is·added·at·line·6·in·module | 209 | module·can·be·selected.</p><p><em>Example:</em></p><p>A·conditional·breakpoint·calling·<code·class="inline">c_test:c_break/1</code>·is·added·at·line·6·in·module |
| 210 | <code·class="inline">fact</code>.·Each·time·the·breakpoint·is·reached,·the·function·is·called.·When·<code·class="inline">N</code>·is | 210 | <code·class="inline">fact</code>.·Each·time·the·breakpoint·is·reached,·the·function·is·called.·When·<code·class="inline">N</code>·is |
| 211 | equal·to·3,·the·function·returns·<code·class="inline">true</code>·and·the·process·stops.</p><p>Extract·from·<code·class="inline">fact.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">5</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 211 | equal·to·3,·the·function·returns·<code·class="inline">true</code>·and·the·process·stops.</p><p>Extract·from·<code·class="inline">fact.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">5</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="8857959672-1">(</span><span·class="mi">0</span><span·class="p"·data-group-id="8857959672-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 212 | </span><span·class="mi">6</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id=" | 212 | </span><span·class="mi">6</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">fac</span><span·class="p"·data-group-id="8857959672-2">(</span><span·class="n">N</span><span·class="p"·data-group-id="8857959672-2">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·c[·...·truncated·by·diffoscope;·len:·961,·SHA:·1a84452a06d67e905a79a95577b7291bc5ab02d734441458039fce955f310db4·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 213 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 213 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1713477681-2">(</span><span·class="p"·data-group-id="1713477681-3">[</span><span·class="ss">c_break</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="1713477681-3">]</span><span·class="p"·data-group-id="1713477681-2">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">c_break</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nf">c_break</span><span·class="p"·data-group-id="1713477681-4">(</span><span·class="n">Bindings</span><span·class="p"·data-group-id="1713477681-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">int</span><span·class="p">:</span><span·class="nf">get_binding</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">int</span><span·class="p">:</span><span·class="nf">get_binding</span><span·class="p"·data-group-id="1713477681-5">(</span><span·class="ss">'N'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bindings</span><span·class="p"·data-group-id="1713477681-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 216 | ········</span><span·class="p"·data-group-id=" | 216 | ········</span><span·class="p"·data-group-id="1713477681-6">{</span><span·class="ss">value</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·class="p"·data-group-id="1713477681-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ············</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 217 | ············</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 218 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 218 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ············</span><span·class="ss">false</span><span·class="w"> | 219 | ············</span><span·class="ss">false</span><span·class="w"> |
| 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="function-breakpoints"·class="section-heading"> | 220 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><h3·id="function-breakpoints"·class="section-heading"> |
| 221 | ··<a·href="#function-breakpoints"·class="hover-link"> | 221 | ··<a·href="#function-breakpoints"·class="hover-link"> |
| 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 223 | ··</a> | 223 | ··</a> |
| Offset 231, 20 lines modified | Offset 231, 20 lines modified | ||
| 231 | ··<a·href="#stack-trace"·class="hover-link"> | 231 | ··<a·href="#stack-trace"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">Stack·Trace</span> | 234 | ··<span·class="text">Stack·Trace</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>The·Erlang·emulator·keeps·track·of·a·<em>stack·trace</em>,·information·about·recent | 236 | <p>The·Erlang·emulator·keeps·track·of·a·<em>stack·trace</em>,·information·about·recent |
| 237 | function·calls.·This·information·is·used·if·an·error·occurs,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="k">catch</span><span·class="w">·</span><span·class="ss">a</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 237 | function·calls.·This·information·is·used·if·an·error·occurs,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="k">catch</span><span·class="w">·</span><span·class="ss">a</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id=" | 238 | </span><span·class="p"·data-group-id="4084694918-1">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-2">{</span><span·class="ss">badarith</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-3">[</span><span·clas[·...·truncated·by·diffoscope;·len:·507,·SHA:·8a98fad3309786b3d602f7b808ec2419882bac8ce3def6370d252408cb57263b·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ···················</span><span·class="p"·data-group-id=" | 239 | ···················</span><span·class="p"·data-group-id="4084694918-7">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">do_apply</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-8">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·490,·SHA:·7ff588cdc4ae4b47f9fcb44bbbd8ac9d10313e147dba01d11df63b21d5ba0a2d·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ···················</span><span·class="p"·data-group-id=" | 240 | ···················</span><span·class="p"·data-group-id="4084694918-11">{</span><span·class="ss">erl_eval</span><span·class="p">,</span><span·class="ss">expr</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-12">[</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·491,·SHA:·af690697a80eed1c017393687784d5b3df3685888566c1fe7e318e86fcdb8a43·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ···················</span><span·class="p"·data-group-id=" | 241 | ···················</span><span·class="p"·data-group-id="4084694918-15">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-16">[</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·486,·SHA:·c6db47248851fe2fe6cd8b009ccf1df450ecfefc1332582b1d3bf952f1588020·...·]-15">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ···················</span><span·class="p"·data-group-id="1383322620-19">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">eval_exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="p"·data-group-id="1383322620-20">[</span><span·class="p"·data-group-id="1383322620-21">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="s">"shell.erl"</span><span·class="p"·data-group-id="1383322620-21">}</span><span·class="p">,</span><span·class="p"·data-group-id="1383322620-22">{</span><span·class="ss">line</span><span·class="p">,</span><span·class="mi">629</span><span·class="p"·data-group-id="1383322620-22">}</span><span·class="p"·data-group-id="1383322620-20">]</span><span·class="p"·data-group-id="1383322620-19">}</span><span·class="p">,</span><span·class="w"> | ||
| 243 | ···················</span><span·class="p"·data-group-id=" | 242 | ···················</span><span·class="p"·data-group-id="4084694918-19">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">eval_exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-20">[</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·544,·SHA:·e1027cd096d521faf6acae4bb9cb480f0e004530e07443fdf22cb5d2f5dc9597·...·] |
| 243 | ···················</span><span·class="p"·data-group-id="4084694918-23">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">eval_loop</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-24">[</span><span·class="p"·data-group-id="4084694918-25">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="s">"shell.erl"</span><span·class="p"·data-group-id="4084694918-25">}</span><span·class="p">,</span><span·class="p"·data-group-id="4084694918-26">{</span><span·class="ss">line</span><span·class="p">,</span><span·class="mi">614</span><span·class="p"·data-group-id="4084694918-26">}</span><span·class="p"·data-group-id="4084694918-24">]</span><span·class="p"·data-group-id="4084694918-23">}</span><span·class="p"·data-group-id="4084694918-3">]</span><span·class="p"·data-group-id="4084694918-2">}</span><span·class="p"·data-group-id="4084694918-1">}</span></code></pre><p>For·details·about·the·stack·trace,·see·section | ||
| 244 | <a·href="../../../../doc/system/errors.html">Errors·and·Error·Handling</a>·in·the·Erlang·Reference | 244 | <a·href="../../../../doc/system/errors.html">Errors·and·Error·Handling</a>·in·the·Erlang·Reference |
| 245 | Manual.</p><p>Debugger·emulates·the·stack·trace·by·keeping·track·of·recently·called | 245 | Manual.</p><p>Debugger·emulates·the·stack·trace·by·keeping·track·of·recently·called |
| 246 | interpreted·functions.·(The·real·stack·trace·cannot·be·used,·as·it·shows·which | 246 | interpreted·functions.·(The·real·stack·trace·cannot·be·used,·as·it·shows·which |
| 247 | functions·of·Debugger·have·been·called,·rather·than·which·interpreted | 247 | functions·of·Debugger·have·been·called,·rather·than·which·interpreted |
| 248 | functions.)</p><p>This·information·can·be·used·to·traverse·the·chain·of·function·calls,·using·the | 248 | functions.)</p><p>This·information·can·be·used·to·traverse·the·chain·of·function·calls,·using·the |
| 249 | <em>Up</em>·and·<em>Down</em>·buttons·in·the | 249 | <em>Up</em>·and·<em>Down</em>·buttons·in·the |
| 250 | <a·href="debugger_chapter.html#attach">Attach·Process·window</a>.</p><p>By·default,·Debugger·only·saves·information·about·recursive·function·calls,·that | 250 | <a·href="debugger_chapter.html#attach">Attach·Process·window</a>.</p><p>By·default,·Debugger·only·saves·information·about·recursive·function·calls,·that |
| Offset 543, 15 lines modified | Offset 543, 15 lines modified | ||
| 543 | ······<p·class="built-using"> | 543 | ······<p·class="built-using"> |
| 544 | ········Built·using | 544 | ········Built·using |
| 545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 547 | ······</p> | 547 | ······</p> |
| 548 | <p>Copyright·©·1996-202 | 548 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 549 | ····</footer> | 549 | ····</footer> |
| 550 | ··</div> | 550 | ··</div> |
| 551 | </main> | 551 | </main> |
| 552 | </div> | 552 | </div> |
| 553 | <script> | 553 | <script> |
| 554 | ··function·mermaidLoaded()·{ | 554 | ··function·mermaidLoaded()·{ |
| 555 | ····mermaid.initialize({ | 555 | ····mermaid.initialize({ |
| Offset 130, 17 lines modified | Offset 130, 17 lines modified | ||
| 130 | ····<section·id="moduledoc"> | 130 | ····<section·id="moduledoc"> |
| 131 | <p>Debugger/Interpreter·Interface.</p><p>The·<code·class="inline">i</code>·module·provides·short·forms·for·some·of·the·functions·used·by·the | 131 | <p>Debugger/Interpreter·Interface.</p><p>The·<code·class="inline">i</code>·module·provides·short·forms·for·some·of·the·functions·used·by·the |
| 132 | graphical·Debugger·and·some·of·the·functions·in·module·<a·href="int.html"><code·class="inline">int</code></a>,·the·Erlang | 132 | graphical·Debugger·and·some·of·the·functions·in·module·<a·href="int.html"><code·class="inline">int</code></a>,·the·Erlang |
| 133 | interpreter.</p><p>This·module·also·provides·facilities·for·displaying·status·information·about | 133 | interpreter.</p><p>This·module·also·provides·facilities·for·displaying·status·information·about |
| 134 | interpreted·processes·and·break·points.</p><p>It·is·possible·to·attach·to·interpreted·processes·by·only·giving·the·corresponding | 134 | interpreted·processes·and·break·points.</p><p>It·is·possible·to·attach·to·interpreted·processes·by·only·giving·the·corresponding |
| 135 | process·identity.·By·default,·an·attachment·window·is·displayed.·Processes | 135 | process·identity.·By·default,·an·attachment·window·is·displayed.·Processes |
| 136 | at·other·Erlang·nodes·can·be·attached·manually·or·automatically.</p><p>The·functions·in·this·module·are·defined·in·the·Erlang·shell.·That·is, | 136 | at·other·Erlang·nodes·can·be·attached·manually·or·automatically.</p><p>The·functions·in·this·module·are·defined·in·the·Erlang·shell.·That·is, |
| 137 | they·can·be·called·without·the·<code·class="inline">i:</code>·prefix.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">ii</span><span·class="p"·data-group-id=" | 137 | they·can·be·called·without·the·<code·class="inline">i:</code>·prefix.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">ii</span><span·class="p"·data-group-id="0515974540-1">(</span><span·class="ss">t</span><span·class="p"·data-group-id="0515974540-1">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="p"·data-group-id=" | 138 | </span><span·class="p"·data-group-id="0515974540-2">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="ss">t</span><span·class="p"·data-group-id="0515974540-2">}</span><span·class="gp·unselectable"> |
| 139 | 2>·</span><span·class="nf">iaa</span><span·class="p"·data-group-id=" | 139 | 2>·</span><span·class="nf">iaa</span><span·class="p"·data-group-id="0515974540-3">(</span><span·class="p"·data-group-id="0515974540-4">[</span><span·class="ss">init</span><span·class="p"·data-group-id="0515974540-4">]</span><span·class="p"·data-group-id="0515974540-3">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="ss">true</span></code></pre> | 140 | </span><span·class="ss">true</span></code></pre> |
| 141 | ····</section> | 141 | ····</section> |
| 142 | </div> | 142 | </div> |
| 143 | ··<section·id="summary"·class="details-list"> | 143 | ··<section·id="summary"·class="details-list"> |
| 144 | ····<h1·class="section-heading"> | 144 | ····<h1·class="section-heading"> |
| Offset 1288, 15 lines modified | Offset 1288, 15 lines modified | ||
| 1288 | ······<p·class="built-using"> | 1288 | ······<p·class="built-using"> |
| 1289 | ········Built·using | 1289 | ········Built·using |
| 1290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1292 | ······</p> | 1292 | ······</p> |
| 1293 | <p>Copyright·©·1996-202 | 1293 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1294 | ····</footer> | 1294 | ····</footer> |
| 1295 | ··</div> | 1295 | ··</div> |
| 1296 | </main> | 1296 | </main> |
| 1297 | </div> | 1297 | </div> |
| 1298 | <script> | 1298 | <script> |
| 1299 | ··function·mermaidLoaded()·{ | 1299 | ··function·mermaidLoaded()·{ |
| 1300 | ····mermaid.initialize({ | 1300 | ····mermaid.initialize({ |
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| 670 | ·························Args·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 670 | ·························Args·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 671 | ······</div> | 671 | ······</div> |
| 672 | <p>Sets·when·and·how·to·attach·automatically·to·a·process·executing·code | 672 | <p>Sets·when·and·how·to·attach·automatically·to·a·process·executing·code |
| 673 | in·interpreted·modules.</p><p>By·default·when·the·interpreter·is·started,·automatic·attach·is·disabled.</p><p>If·<code·class="inline">Flags</code>·is·an·empty·list,·automatic·attach·is·disabled.</p><p>Otherwise·<code·class="inline">Flags</code>·should·be·a·list·containing··at·least·one·of·the·following | 673 | in·interpreted·modules.</p><p>By·default·when·the·interpreter·is·started,·automatic·attach·is·disabled.</p><p>If·<code·class="inline">Flags</code>·is·an·empty·list,·automatic·attach·is·disabled.</p><p>Otherwise·<code·class="inline">Flags</code>·should·be·a·list·containing··at·least·one·of·the·following |
| 674 | flags:</p><ul><li><code·class="inline">init</code>·-·Attach·when·a·process·for·the·first·time·calls·an·interpreted | 674 | flags:</p><ul><li><code·class="inline">init</code>·-·Attach·when·a·process·for·the·first·time·calls·an·interpreted |
| 675 | function.</li><li><code·class="inline">break</code>·-·Attach·whenever·a·process·reaches·a·breakpoint.</li><li><code·class="inline">exit</code>·-·Attach·when·a·process·terminates.</li></ul><p>When·the·specified·event·occurs,·the·function·<code·class="inline">Function</code>·is·called·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 675 | function.</li><li><code·class="inline">break</code>·-·Attach·whenever·a·process·reaches·a·breakpoint.</li><li><code·class="inline">exit</code>·-·Attach·when·a·process·terminates.</li></ul><p>When·the·specified·event·occurs,·the·function·<code·class="inline">Function</code>·is·called·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">spawn</span><span·class="p"·data-group-id="9333180868-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9333180868-2">[</span><span·class="n">Pid</span><sp[·...·truncated·by·diffoscope;·len:·190,·SHA:·7e998a3ab03969c427519ad809a8b7bb04d266c5737db1e8ae674ecd90492018·...·]-1">)</span></code></pre><p><code·class="inline">Pid</code>·is·the·pid·of·the·process·executing·interpreted·code.</p> |
| 676 | ··</section> | 676 | ··</section> |
| 677 | </section> | 677 | </section> |
| 678 | <section·class="detail"·id="break/2"> | 678 | <section·class="detail"·id="break/2"> |
| 679 | ··<div·class="detail-header"> | 679 | ··<div·class="detail-header"> |
| 680 | ····<a·href="#break/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 680 | ····<a·href="#break/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 681 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 681 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1399 | ······<p·class="built-using"> | 1399 | ······<p·class="built-using"> |
| 1400 | ········Built·using | 1400 | ········Built·using |
| 1401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1403 | ······</p> | 1403 | ······</p> |
| 1404 | <p>Copyright·©·1996-202 | 1404 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1405 | ····</footer> | 1405 | ····</footer> |
| 1406 | ··</div> | 1406 | ··</div> |
| 1407 | </main> | 1407 | </main> |
| 1408 | </div> | 1408 | </div> |
| 1409 | <script> | 1409 | <script> |
| 1410 | ··function·mermaidLoaded()·{ | 1410 | ··function·mermaidLoaded()·{ |
| 1411 | ····mermaid.initialize({ | 1411 | ····mermaid.initialize({ |
| Offset 188, 15 lines modified | Offset 188, 15 lines modified | ||
| 188 | ······<p·class="built-using"> | 188 | ······<p·class="built-using"> |
| 189 | ········Built·using | 189 | ········Built·using |
| 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 192 | ······</p> | 192 | ······</p> |
| 193 | <p>Copyright·©·1996-202 | 193 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 194 | ····</footer> | 194 | ····</footer> |
| 195 | ··</div> | 195 | ··</div> |
| 196 | </main> | 196 | </main> |
| 197 | </div> | 197 | </div> |
| 198 | <script> | 198 | <script> |
| 199 | ··function·mermaidLoaded()·{ | 199 | ··function·mermaidLoaded()·{ |
| 200 | ····mermaid.initialize({ | 200 | ····mermaid.initialize({ |
| Offset 135, 23 lines modified | Offset 135, 23 lines modified | ||
| 135 | ··<a·href="#fixed-bugs-and-malfunctions"·class="hover-link"> | 135 | ··<a·href="#fixed-bugs-and-malfunctions"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 138 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 139 | </h3> | 139 | </h3> |
| 140 | <ul><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 140 | <ul><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 141 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 141 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 142 | >·</span><span·class="n">F</span><span·class="p"·data-group-id=" | 142 | >·</span><span·class="n">F</span><span·class="p"·data-group-id="8420746170-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="8420746170-1">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 143 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 144 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 144 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 145 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 146 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 146 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id="8420746170-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="8420746170-2">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> | 147 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> |
| 148 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 148 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id="8420746170-3">(</span><span·class="n">I</span><span·class="p"·data-group-id="8420746170-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">I</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 149 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 150 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 150 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id="8420746170-4">(</span><span·class="mi">42</span><span·class="p"·data-group-id="8420746170-4">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> | 151 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> |
| 152 | ··<a·href="#improvements-and-new-features"·class="hover-link"> | 152 | ··<a·href="#improvements-and-new-features"·class="hover-link"> |
| 153 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 153 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 154 | ··</a> | 154 | ··</a> |
| 155 | ··<span·class="text">Improvements·and·New·Features</span> | 155 | ··<span·class="text">Improvements·and·New·Features</span> |
| 156 | </h3> | 156 | </h3> |
| 157 | <ul><li><p>Erlang/OTP·type·specifications·has·been·updated·to·eliminate·overlapping·domains.</p><p>Own·Id:·OTP-19310·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8810"·title="">GH-8810</a>,·<a·href="https://github.com/erlang/otp/issues/8821"·title="">GH-8821</a>,·<a·href="https://github.com/erlang/otp/pull/8986"·title="">PR-8986</a></p></li></ul><h2·id="debugger-5-4"·class="section-heading"> | 157 | <ul><li><p>Erlang/OTP·type·specifications·has·been·updated·to·eliminate·overlapping·domains.</p><p>Own·Id:·OTP-19310·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8810"·title="">GH-8810</a>,·<a·href="https://github.com/erlang/otp/issues/8821"·title="">GH-8821</a>,·<a·href="https://github.com/erlang/otp/pull/8986"·title="">PR-8986</a></p></li></ul><h2·id="debugger-5-4"·class="section-heading"> |
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| 988 | ······<p·class="built-using"> | 988 | ······<p·class="built-using"> |
| 989 | ········Built·using | 989 | ········Built·using |
| 990 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 990 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 991 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 991 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 992 | ······</p> | 992 | ······</p> |
| 993 | <p>Copyright·©·1996-202 | 993 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 994 | ····</footer> | 994 | ····</footer> |
| 995 | ··</div> | 995 | ··</div> |
| 996 | </main> | 996 | </main> |
| 997 | </div> | 997 | </div> |
| 998 | <script> | 998 | <script> |
| 999 | ··function·mermaidLoaded()·{ | 999 | ··function·mermaidLoaded()·{ |
| 1000 | ····mermaid.initialize({ | 1000 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:44,·uncompressed·size·20,·method=store |
| Offset 266, 35 lines modified | Offset 266, 35 lines modified | ||
| 266 | the·value·is·a·list,·it·is·used·as·is.·If·it·is·not·a·list,·it·is·put·into·a | 266 | the·value·is·a·list,·it·is·used·as·is.·If·it·is·not·a·list,·it·is·put·into·a |
| 267 | list.</p><p>The·list·is·appended·to·any·options·given·to·<a·href="#run/1"><code·class="inline">run/1</code></a>·or·on·the·command·line.</p><p>The·list·can·be·retrieved·with·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html#env_compiler_options/0"><code·class="inline">compile:env_compiler_options/0</code></a>.</p><p>Currently·the·only·option·used·is·the | 267 | list.</p><p>The·list·is·appended·to·any·options·given·to·<a·href="#run/1"><code·class="inline">run/1</code></a>·or·on·the·command·line.</p><p>The·list·can·be·retrieved·with·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html#env_compiler_options/0"><code·class="inline">compile:env_compiler_options/0</code></a>.</p><p>Currently·the·only·option·used·is·the |
| 268 | <a·href="dialyzer.html#error_location"><code·class="inline">error_location</code></a>·option.</p><p><em>Dialyzer·configuration·file:</em></p><p>Dialyzer's·configuration·file·may·also·be·used·to·augment·the·default·options | 268 | <a·href="dialyzer.html#error_location"><code·class="inline">error_location</code></a>·option.</p><p><em>Dialyzer·configuration·file:</em></p><p>Dialyzer's·configuration·file·may·also·be·used·to·augment·the·default·options |
| 269 | and·those·given·directly·to·the·Dialyzer·command.·It·is·commonly·used·to·avoid | 269 | and·those·given·directly·to·the·Dialyzer·command.·It·is·commonly·used·to·avoid |
| 270 | repeating·options·which·would·otherwise·need·to·be·given·explicitly·to·Dialyzer | 270 | repeating·options·which·would·otherwise·need·to·be·given·explicitly·to·Dialyzer |
| 271 | on·every·invocation.</p><p>The·location·of·the·configuration·file·can·be·set·via·the·<code·class="inline">DIALYZER_CONFIG</code> | 271 | on·every·invocation.</p><p>The·location·of·the·configuration·file·can·be·set·via·the·<code·class="inline">DIALYZER_CONFIG</code> |
| 272 | environment·variable,·and·defaults·to·within·the·<code·class="inline">user_config</code>·from | 272 | environment·variable,·and·defaults·to·within·the·<code·class="inline">user_config</code>·from |
| 273 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/filename.html#basedir/3"><code·class="inline">filename:basedir/3</code></a>.</p><p>An·example·configuration·file's·contents·might·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 273 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/filename.html#basedir/3"><code·class="inline">filename:basedir/3</code></a>.</p><p>An·example·configuration·file's·contents·might·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="4764101573-1">{</span><span·class="ss">incremental</span><span·class="p">,</span><span·class="w"> |
| 274 | ········</span><span·class="p"·data-group-id=" | 274 | ········</span><span·class="p"·data-group-id="4764101573-2">{</span><span·class="ss">default_apps</span><span·class="p">,</span><span·class="p"·data-group-id="4764101573-3">[</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·109,·SHA:·fde8d8206542d51dbf63f91231539b476e77b8a2a30fa3d25a2a713807a8d252·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 275 | ········</span><span·class="p"·data-group-id=" | 275 | ········</span><span·class="p"·data-group-id="4764101573-4">{</span><span·class="ss">default_warning_apps</span><span·class="p">,</span><span·class="p"·data-group-id="4764101573-5">[</span><span·class="ss">stdlib</span><span·class="p"·data-group-id="4764101573-5">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·fa8e84e7a880dab4926d7f7460e045c4acd36b01466de36e9e1d15c0ec78b5d8·...·]-4">}</span><span·class="w"> |
| 276 | ······</span><span·class="p"·data-group-id=" | 276 | ······</span><span·class="p"·data-group-id="4764101573-1">}</span><span·class="p">.</span><span·class="w"> |
| 277 | ······</span><span·class="p"·data-group-id=" | 277 | ······</span><span·class="p"·data-group-id="4764101573-6">{</span><span·class="ss">warnings</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4764101573-7">[</span><span·class="ss">no_improper_lists</span><span·class="p"·data-group-id="4764101573-7">]</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·3bd9106914eea7773f58d6c330113795636efe2e87bffb63548c4142473b043d·...·]-6">}</span><span·class="p">.</span><span·class="w"> |
| 278 | ······</span><span·class="p"·data-group-id="9270463299-8">{</span><span·class="ss">add_pathsa</span><span·class="p">,</span><span·class="p"·data-group-id="9270463299-9">[</span><span·class="s">"/users/samwise/potatoes/ebin"</span><span·class="p"·data-group-id="9270463299-9">]</span><span·class="p"·data-group-id="9270463299-8">}</span><span·class="p">.</span><span·class="w"> | ||
| 279 | ······</span><span·class="p"·data-group-id=" | 278 | ······</span><span·class="p"·data-group-id="4764101573-8">{</span><span·class="ss">add_pathsa</span><span·class="p">,</span><span·class="p"·data-group-id="4764101573-9">[</span><span·class="s">"/users/samwise/potatoes/ebin"</span><span·class="p"·data-group-id="4764101573-9">]</span><span·c[·...·truncated·by·diffoscope;·len:·84,·SHA:·836cc334e5faa4947fa89d5eaede0e09bf5fc97aeb9af0955835dbd4c527142c·...·]"> |
| 279 | ······</span><span·class="p"·data-group-id="4764101573-10">{</span><span·class="ss">add_pathsz</span><span·class="p">,</span><span·class="p"·data-group-id="4764101573-11">[</span><span·class="s">"/users/smeagol/fish/ebin"</span><span·class="p"·data-group-id="4764101573-11">]</span><span·class="p"·data-group-id="4764101573-10">}</span><span·class="p">.</span></code></pre><p><a·href=""·id="suppression"></a></p><h2·id="module-requesting-or-suppressing-warnings-in-source-files"·class="section-heading"> | ||
| 280 | ··<a·href="#module-requesting-or-suppressing-warnings-in-source-files"·class="hover-link"> | 280 | ··<a·href="#module-requesting-or-suppressing-warnings-in-source-files"·class="hover-link"> |
| 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 281 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 282 | ··</a> | 282 | ··</a> |
| 283 | ··<span·class="text">Requesting·or·Suppressing·Warnings·in·Source·Files</span> | 283 | ··<span·class="text">Requesting·or·Suppressing·Warnings·in·Source·Files</span> |
| 284 | </h2> | 284 | </h2> |
| 285 | <p>Attribute·<code·class="inline">-dialyzer()</code>·can·be·used·for·turning·off·warnings·in·a·module·by | 285 | <p>Attribute·<code·class="inline">-dialyzer()</code>·can·be·used·for·turning·off·warnings·in·a·module·by |
| 286 | specifying·functions·or·warning·options.·For·example,·to·turn·off·all·warnings | 286 | specifying·functions·or·warning·options.·For·example,·to·turn·off·all·warnings |
| 287 | for·the·function·<code·class="inline">f/0</code>,·include·the·following·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id=" | 287 | for·the·function·<code·class="inline">f/0</code>,·include·the·following·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id="7438433293-1">(</span><span·class="p"·data-group-id="7438433293-2">{</span><span·class="ss">nowarn_function</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·74,·SHA:·4b2a76050b92151f288a99b88ba56a8a1687d1ddce929625a86664d9479b39d0·...·]-1">)</span><span·class="p">.</span></code></pre><p>To·turn·off·warnings·for·improper·lists,·add·the·following·line·to·the·source |
| 288 | file:</p><pre><code·class="text">-dialyzer(no_improper_lists).</code></pre><p>Attribute·<code·class="inline">-dialyzer()</code>·is·allowed·after·function·declarations.·Lists·of·warning | 288 | file:</p><pre><code·class="text">-dialyzer(no_improper_lists).</code></pre><p>Attribute·<code·class="inline">-dialyzer()</code>·is·allowed·after·function·declarations.·Lists·of·warning |
| 289 | options·or·functions·are·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id=" | 289 | options·or·functions·are·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id="2708086061-1">(</span><span·class="p"·data-group-id="2708086061-2">[</span><span·class="p"·data-group-id="2708086061-3">{</span><span·class="ss">nowarn_function</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2708086061[·...·truncated·by·diffoscope;·len:·1867,·SHA:·1599e27035e9aef30abec3127903786714b418bc106f4d4312364b34eb0340c8·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·warning·option·for·underspecified·functions,·<code·class="inline">-Wunderspecs</code>,·can·result·in |
| 290 | useful·warnings,·but·often·functions·with·specifications·that·are·strictly·more | 290 | useful·warnings,·but·often·functions·with·specifications·that·are·strictly·more |
| 291 | allowing·than·the·success·typing·cannot·easily·be·modified·to·be·less·allowing. | 291 | allowing·than·the·success·typing·cannot·easily·be·modified·to·be·less·allowing. |
| 292 | To·turn·off·the·warning·for·underspecified·function·<code·class="inline">f/0</code>,·include·the·following | 292 | To·turn·off·the·warning·for·underspecified·function·<code·class="inline">f/0</code>,·include·the·following |
| 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id=" | 293 | line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">dialyzer</span><span·class="p"·data-group-id="3382545854-1">(</span><span·class="p"·data-group-id="3382545854-2">{</span><span·class="ss">no_underspecs</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·72,·SHA:·b601cf96cd2befd8c7b41e063645bfdc78818c6e2dac9b817686f09c4a06eda3·...·]-1">)</span><span·class="p">.</span></code></pre><p>For·help·on·the·warning·options,·use·<code·class="inline">dialyzer·-Whelp</code>.·The·options·are·also |
| 294 | enumerated,·see·type·<a·href="#t:warn_option/0"><code·class="inline">warn_option/0</code></a>.</p><p>Attribute·<code·class="inline">-dialyzer()</code>·can·also·be·used·for·turning·on·warnings.·For·example, | 294 | enumerated,·see·type·<a·href="#t:warn_option/0"><code·class="inline">warn_option/0</code></a>.</p><p>Attribute·<code·class="inline">-dialyzer()</code>·can·also·be·used·for·turning·on·warnings.·For·example, |
| 295 | if·a·module·has·been·fixed·regarding·unmatched·returns,·adding·the·following | 295 | if·a·module·has·been·fixed·regarding·unmatched·returns,·adding·the·following |
| 296 | line·can·help·in·assuring·that·no·new·unmatched·return·warnings·are·introduced:</p><pre><code·class="text">-dialyzer(unmatched_returns).</code></pre> | 296 | line·can·help·in·assuring·that·no·new·unmatched·return·warnings·are·introduced:</p><pre><code·class="text">-dialyzer(unmatched_returns).</code></pre> |
| 297 | ····</section> | 297 | ····</section> |
| 298 | </div> | 298 | </div> |
| Offset 854, 15 lines modified | Offset 854, 15 lines modified | ||
| 854 | ······<p·class="built-using"> | 854 | ······<p·class="built-using"> |
| 855 | ········Built·using | 855 | ········Built·using |
| 856 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 856 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 857 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 857 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 858 | ······</p> | 858 | ······</p> |
| 859 | <p>Copyright·©·1996-202 | 859 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 860 | ····</footer> | 860 | ····</footer> |
| 861 | ··</div> | 861 | ··</div> |
| 862 | </main> | 862 | </main> |
| 863 | </div> | 863 | </div> |
| 864 | <script> | 864 | <script> |
| 865 | ··function·mermaidLoaded()·{ | 865 | ··function·mermaidLoaded()·{ |
| 866 | ····mermaid.initialize({ | 866 | ····mermaid.initialize({ |
| Offset 205, 37 lines modified | Offset 205, 37 lines modified | ||
| 205 | spec·is·invalid·with·respect·to·the·implementation.·However,·if·they·do·overlap, | 205 | spec·is·invalid·with·respect·to·the·implementation.·However,·if·they·do·overlap, |
| 206 | Dialyzer·will·proceed·under·the·assumption·that·the·correct·type·for·the·given | 206 | Dialyzer·will·proceed·under·the·assumption·that·the·correct·type·for·the·given |
| 207 | function·is·the·intersection·of·the·inferred·type·and·the·specified·type·(the | 207 | function·is·the·intersection·of·the·inferred·type·and·the·specified·type·(the |
| 208 | rationale·being·that·the·user·may·know·something·that·Dialyzer·itself·cannot | 208 | rationale·being·that·the·user·may·know·something·that·Dialyzer·itself·cannot |
| 209 | deduce).·One·implication·of·this·is·that·if·the·user·gives·a·spec·for·a·function | 209 | deduce).·One·implication·of·this·is·that·if·the·user·gives·a·spec·for·a·function |
| 210 | which·overlaps·with·Dialyzer's·inferred·type,·but·is·more·restrictive,·Dialyzer | 210 | which·overlaps·with·Dialyzer's·inferred·type,·but·is·more·restrictive,·Dialyzer |
| 211 | will·trust·those·restrictions.·This·may·then·generate·an·error·elsewhere·that | 211 | will·trust·those·restrictions.·This·may·then·generate·an·error·elsewhere·that |
| 212 | follows·from·the·erroneously·restricted·spec.</p><p><em>Examples:</em></p><p>Non-overlapping·argument:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="9 | 212 | follows·from·the·erroneously·restricted·spec.</p><p><em>Examples:</em></p><p>Non-overlapping·argument:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="9560279737-1">(</span><span·class="nf">boolean</span><span·class="p"·data-group-id="9560279737-2">(</span><span·class="p"·data-group-id="9560279737-2">)</span><span·class="p"·data-group-id="9560279737-1">)</span><span·class="w">·</span><span·class="p">->[·...·truncated·by·diffoscope;·len:·155,·SHA:·9f2ec1e2d42077a9f39f45e368b2cc14bcb0349f072a4e327b952ef834a85cd4·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 213 | </span><span·class="c1">%%·Dialyzer·will·infer:·foo(integer())·->·string().</span><span·class="w"> | 213 | </span><span·class="c1">%%·Dialyzer·will·infer:·foo(integer())·->·string().</span><span·class="w"> |
| 214 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="9 | 214 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="9560279737-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="9560279737-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="nf">integer_to_list</span><span·class="p"·data-group-id="9 | 215 | ····</span><span·class="nf">integer_to_list</span><span·class="p"·data-group-id="9560279737-5">(</span><span·class="n">N</span><span·class="p"·data-group-id="9560279737-5">)</span><span·class="p">.</span></code></pre><p>Since·the·type·of·the·argument·in·the·spec·is·different·from·the·type·that |
| 216 | Dialyzer·inferred,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">7</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 216 | Dialyzer·inferred,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">7</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">foo</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 217 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> | 217 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> |
| 218 | ··········</span><span·class="p"·data-group-id=" | 218 | ··········</span><span·class="p"·data-group-id="6157983686-1">(</span><span·class="nf">integer</span><span·class="p"·data-group-id="6157983686-2">(</span><span·class="p"·data-group-id="6157983686-2">)</span><span·class="p"·data-group-id="6157983686-1">)</span><span·class="w">·</span><span·class="p">->[·...·truncated·by·diffoscope;·len:·156,·SHA:·0c40cd968b423485198283eb62c582798d64c89a5edba7726a475b201e21755a·...·]-3">)</span><span·class="w"> |
| 219 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> | 219 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">foo</span><span·class="w"> |
| 220 | ··········</span><span·class="p"·data-group-id=" | 220 | ··········</span><span·class="p"·data-group-id="6157983686-4">(</span><span·class="nf">boolean</span><span·class="p"·data-group-id="6157983686-5">(</span><span·class="p"·data-group-id="6157983686-5">)</span><span·class="p"·data-group-id="6157983686-4">)</span><span·class="w">·</span><span·class="p">->[·...·truncated·by·diffoscope;·len:·156,·SHA:·66581d11227140f6fbac69664e58a73692edc08b17455b1884f37af554d8b558·...·]-6">)</span><span·class="w"> |
| 221 | ·</span><span·class="n">They</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="mi">1</span><span·class="ss">st</span><span·class="w">·</span><span·class="ss">argument</span></code></pre><p>Non-overlapping·return:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">bar</span><span·class="p"·data-group-id="4 | 221 | ·</span><span·class="n">They</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="mi">1</span><span·class="ss">st</span><span·class="w">·</span><span·class="ss">argument</span></code></pre><p>Non-overlapping·return:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">bar</span><span·class="p"·data-group-id="4690533939-1">(</span><span·class="ss">a</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="4690533939-1">)</span><span·class="w">·</span><span·class="p">-></span><span·cl[·...·truncated·by·diffoscope;·len:·138,·SHA:·df28af3cfb3f02b5bab312c450a208ff2344eb1b91596196b094a2986a48aafd·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="c1">%%·Dialyzer·will·infer:·bar(a·|·b)·->·binary().</span><span·class="w"> | 222 | </span><span·class="c1">%%·Dialyzer·will·infer:·bar(a·|·b)·->·binary().</span><span·class="w"> |
| 223 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="4527521700-3">(</span><span·class="ss">a</span><span·class="p"·data-group-id="4527521700-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4527521700-4"><<</span><span·class="s">"a"</span><span·class="p"·data-group-id="4527521700-4">>></span><span·class="p">;</span><span·class="w"> | ||
| 224 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="4 | 223 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="4690533939-3">(</span><span·class="ss">a</span><span·class="p"·data-group-id="4690533939-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4690533939-4"><<</span><span·class="s">"[·...·truncated·by·diffoscope;·len:·115,·SHA:·3822ec66c98c03f80175b16625a534e18c75dd637e75823c03ff4ce7f1fa2ecd·...·] |
| 224 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="4690533939-5">(</span><span·class="ss">b</span><span·class="p"·data-group-id="4690533939-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4690533939-6"><<</span><span·class="s">"b"</span><span·class="p"·data-group-id="4690533939-6">>></span><span·class="p">.</span></code></pre><p>Since·the·return·value·in·the·spec·and·the·return·value·inferred·by·Dialyzer·are | ||
| 225 | different,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">11</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">bar</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 225 | different,·Dialyzer·will·generate·the·following·warning:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">some_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">11</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Invalid</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><span·class="ss">specification</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="ss">bar</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 226 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> | 226 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">success</span><span·class="w">·</span><span·class="ss">typing</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> |
| 227 | ··········</span><span·class="p"·data-group-id=" | 227 | ··········</span><span·class="p"·data-group-id="2345779478-1">(</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="2345779478-1">)</span><span·class="w">·</span><span·class="p"[·...·truncated·by·diffoscope;·len:·210,·SHA:·a307852f98cc375682bb93fbff79e01aff89820cadfef7cac61dbfe5fa5d3849·...·]8-2">>></span><span·class="w"> |
| 228 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> | 228 | ·</span><span·class="n">But</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">spec</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="nc">some_module</span><span·class="p">:</span><span·class="nf">bar</span><span·class="w"> |
| 229 | ··········</span><span·class="p"·data-group-id=" | 229 | ··········</span><span·class="p"·data-group-id="2345779478-3">(</span><span·class="ss">'a'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'b'</span><span·class="p"·data-group-id="2345779478-3">)</span><span·class="w">·</span><span·class="p"[·...·truncated·by·diffoscope;·len:·158,·SHA:·5d981839aff74a1ee50538a1442875ebc5ae185954f8aa1817d96a80047feebb·...·]8-4">)</span><span·class="w"> |
| 230 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">types</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span></code></pre><p>Overlapping·spec·and·inferred·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">baz</span><span·class="p"·data-group-id="7 | 230 | ·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">return</span><span·class="w">·</span><span·class="ss">types</span><span·class="w">·</span><span·class="ss">do</span><span·class="w">·</span><span·class="ow">not</span><span·class="w">·</span><span·class="ss">overlap</span></code></pre><p>Overlapping·spec·and·inferred·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">baz</span><span·class="p"·data-group-id="7772299592-1">(</span><span·class="ss">a</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="7772299592-1">)</span><span·class="w">·</span><span·class="p">-></span><span·cl[·...·truncated·by·diffoscope;·len:·149,·SHA:·bb15c42e71c87fc918b7392bf9d1ab47e4980b437bd783dab7dab558abc0f917·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="c1">%%·Dialyzer·will·infer:·baz(b·|·c·|·d)·->·-1·|·0·|·1.</span><span·class="w"> | 231 | </span><span·class="c1">%%·Dialyzer·will·infer:·baz(b·|·c·|·d)·->·-1·|·0·|·1.</span><span·class="w"> |
| 232 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="7 | 232 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="7772299592-3">(</span><span·class="ss">b</span><span·class="p"·data-group-id="7772299592-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">;</span><span·class="w"> |
| 233 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="7 | 233 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="7772299592-4">(</span><span·class="ss">c</span><span·class="p"·data-group-id="7772299592-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">0</span><span·class="p">;</span><span·class="w"> |
| 234 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="7 | 234 | </span><span·class="nf">baz</span><span·class="p"·data-group-id="7772299592-5">(</span><span·class="ss">d</span><span·class="p"·data-group-id="7772299592-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span></code></pre><p>Dialyzer·will·"trust"·the·spec·and·using·the·intersection·of·the·spec·and |
| 235 | inferred·type:</p><pre><code·class="text">baz(b)·->·0·|·1.</code></pre><p>Notice·how·the·<code·class="inline">c</code>·and·<code·class="inline">d</code>·from·the·argument·to·<code·class="inline">baz/1</code>·and·the·<code·class="inline">-1</code>·in·the | 235 | inferred·type:</p><pre><code·class="text">baz(b)·->·0·|·1.</code></pre><p>Notice·how·the·<code·class="inline">c</code>·and·<code·class="inline">d</code>·from·the·argument·to·<code·class="inline">baz/1</code>·and·the·<code·class="inline">-1</code>·in·the |
| 236 | return·from·the·inferred·type·were·dropped·once·the·spec·and·inferred·type·were | 236 | return·from·the·inferred·type·were·dropped·once·the·spec·and·inferred·type·were |
| 237 | intersected.·This·could·result·in·warnings·being·emitted·for·later·functions.</p><p>For·example,·if·<code·class="inline">baz/1</code>·is·called·like·this:</p><pre><code·class="text">call_baz1(A)·-> | 237 | intersected.·This·could·result·in·warnings·being·emitted·for·later·functions.</p><p>For·example,·if·<code·class="inline">baz/1</code>·is·called·like·this:</p><pre><code·class="text">call_baz1(A)·-> |
| 238 | ····case·baz(A)·of | 238 | ····case·baz(A)·of |
| 239 | ········-1·->·negative; | 239 | ········-1·->·negative; |
| 240 | ········0·->·zero; | 240 | ········0·->·zero; |
| 241 | ········1·->·positive | 241 | ········1·->·positive |
| Offset 302, 15 lines modified | Offset 302, 15 lines modified | ||
| 302 | ······<p·class="built-using"> | 302 | ······<p·class="built-using"> |
| 303 | ········Built·using | 303 | ········Built·using |
| 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 306 | ······</p> | 306 | ······</p> |
| 307 | <p>Copyright·©·1996-202 | 307 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 308 | ····</footer> | 308 | ····</footer> |
| 309 | ··</div> | 309 | ··</div> |
| 310 | </main> | 310 | </main> |
| 311 | </div> | 311 | </div> |
| 312 | <script> | 312 | <script> |
| 313 | ··function·mermaidLoaded()·{ | 313 | ··function·mermaidLoaded()·{ |
| 314 | ····mermaid.initialize({ | 314 | ····mermaid.initialize({ |
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| 1887 | ······<p·class="built-using"> | 1887 | ······<p·class="built-using"> |
| 1888 | ········Built·using | 1888 | ········Built·using |
| 1889 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1889 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1890 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1890 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1891 | ······</p> | 1891 | ······</p> |
| 1892 | <p>Copyright·©·1996-202 | 1892 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1893 | ····</footer> | 1893 | ····</footer> |
| 1894 | ··</div> | 1894 | ··</div> |
| 1895 | </main> | 1895 | </main> |
| 1896 | </div> | 1896 | </div> |
| 1897 | <script> | 1897 | <script> |
| 1898 | ··function·mermaidLoaded()·{ | 1898 | ··function·mermaidLoaded()·{ |
| 1899 | ····mermaid.initialize({ | 1899 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 196 | ······<p·class="built-using"> | 196 | ······<p·class="built-using"> |
| 197 | ········Built·using | 197 | ········Built·using |
| 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 198 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 199 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 200 | ······</p> | 200 | ······</p> |
| 201 | <p>Copyright·©·1996-202 | 201 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 202 | ····</footer> | 202 | ····</footer> |
| 203 | ··</div> | 203 | ··</div> |
| 204 | </main> | 204 | </main> |
| 205 | </div> | 205 | </div> |
| 206 | <script> | 206 | <script> |
| 207 | ··function·mermaidLoaded()·{ | 207 | ··function·mermaidLoaded()·{ |
| 208 | ····mermaid.initialize({ | 208 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 242, 15 lines modified | Offset 242, 15 lines modified | ||
| 242 | ······<p·class="built-using"> | 242 | ······<p·class="built-using"> |
| 243 | ········Built·using | 243 | ········Built·using |
| 244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 246 | ······</p> | 246 | ······</p> |
| 247 | <p>Copyright·©·1996-202 | 247 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 248 | ····</footer> | 248 | ····</footer> |
| 249 | ··</div> | 249 | ··</div> |
| 250 | </main> | 250 | </main> |
| 251 | </div> | 251 | </div> |
| 252 | <script> | 252 | <script> |
| 253 | ··function·mermaidLoaded()·{ | 253 | ··function·mermaidLoaded()·{ |
| 254 | ····mermaid.initialize({ | 254 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:32,·uncompressed·size·20,·method=store |
| Offset 697, 20 lines modified | Offset 697, 20 lines modified | ||
| 697 | ······</div> | 697 | ······</div> |
| 698 | <p>Invoked·when·a·request·message·is·received·from·a·peer.·The·application·in·which | 698 | <p>Invoked·when·a·request·message·is·received·from·a·peer.·The·application·in·which |
| 699 | the·callback·takes·place·(that·is,·the·callback·module·as·configured·with | 699 | the·callback·takes·place·(that·is,·the·callback·module·as·configured·with |
| 700 | <a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>)·is·determined·by·the·Application·Identifier·in·the | 700 | <a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>)·is·determined·by·the·Application·Identifier·in·the |
| 701 | header·of·the·incoming·request·message,·the·selected·module·being·the·one·whose | 701 | header·of·the·incoming·request·message,·the·selected·module·being·the·one·whose |
| 702 | corresponding·dictionary·declares·itself·as·defining·either·the·application·in | 702 | corresponding·dictionary·declares·itself·as·defining·either·the·application·in |
| 703 | question·or·the·Relay·application.</p><p>The·argument·<a·href="#t:packet/0">packet()</a>·has·the·following·signature.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">diameter_packet</span><span·class="p"·data-group-id=" | 703 | question·or·the·Relay·application.</p><p>The·argument·<a·href="#t:packet/0">packet()</a>·has·the·following·signature.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">diameter_packet</span><span·class="p"·data-group-id="1247511981-1">{</span><span·class="ss">header</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">diameter_header</span><span·class="p"·data-group-id="1247511981-2">{</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·f8545abe95ee718422158e68bef3800ff00244b67e0657a8ac3a6575590396e6·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 704 | ·················</span><span·class="ss">avps</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 704 | ·················</span><span·class="ss">avps</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1247511981-3">[</span><span·class="o">#</span><span·class="ss">diameter_avp</span><span·class="p"·data-group-id="1247511981-4">{</span><span·class="p"·data-group-id="1247511981-4">}</span><span·class="p"·data-group-id="1247511981-3">]</span><span·class="p">,</span><span·class="w"> |
| 705 | ·················</span><span·class="ss">msg</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id=" | 705 | ·················</span><span·class="ss">msg</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id="1247511981-5">(</span><span·class="p"·data-group-id="1247511981-5">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="w"> |
| 706 | ·················</span><span·class="ss">errors</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 706 | ·················</span><span·class="ss">errors</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1247511981-6">[</span><span·class="n">Unsigned32</span><span·class="p"·data-group-id="1247511981-7">(</span><span·class="p"·data-group-id="1247511981-7">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·479,·SHA:·abeb3738af51a85af702219b7b90de5fa997487d1ac9cf6139ccec94aabf3801·...·]-6">]</span><span·class="p">,</span><span·class="w"> |
| 707 | ·················</span><span·class="ss">bin</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id=" | 707 | ·················</span><span·class="ss">bin</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="1247511981-11">(</span><span·class="p"·data-group-id="1247511981-11">)</span><span·class="p">,</span><span·class="w"> |
| 708 | ·················</span><span·class="ss">transport_data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 708 | ·················</span><span·class="ss">transport_data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1247511981-12">(</span><span·class="p"·data-group-id="1247511981-12">)</span><span·class="p"·data-group-id="1247511981-1">}</span></code></pre><p>The·<code·class="inline">msg</code>·field·will·be·<code·class="inline">undefined</code>·in·case·the·request·has·been·received·in·the |
| 709 | relay·application.·Otherwise·it·contains·the·record·representing·the·request·as | 709 | relay·application.·Otherwise·it·contains·the·record·representing·the·request·as |
| 710 | outlined·in·<a·href="diameter_dict.html#MESSAGE_RECORDS">diameter_dict(4)</a>.</p><p>The·<code·class="inline">errors</code>·field·specifies·any·results·codes·identifying·errors·found·while | 710 | outlined·in·<a·href="diameter_dict.html#MESSAGE_RECORDS">diameter_dict(4)</a>.</p><p>The·<code·class="inline">errors</code>·field·specifies·any·results·codes·identifying·errors·found·while |
| 711 | decoding·the·request.·This·is·used·to·set·Result-Code·and/or·Failed-AVP·in·a | 711 | decoding·the·request.·This·is·used·to·set·Result-Code·and/or·Failed-AVP·in·a |
| 712 | returned·answer·unless·the·callback·returns·a·<code·class="inline">#diameter_packet{}</code>·whose | 712 | returned·answer·unless·the·callback·returns·a·<code·class="inline">#diameter_packet{}</code>·whose |
| 713 | <code·class="inline">errors</code>·field·is·set·to·either·a·non-empty·list·of·its·own,·in·which·case·this | 713 | <code·class="inline">errors</code>·field·is·set·to·either·a·non-empty·list·of·its·own,·in·which·case·this |
| 714 | list·is·used·instead,·or·the·atom·<code·class="inline">false</code>·to·disable·any·setting·of·Result-Code | 714 | list·is·used·instead,·or·the·atom·<code·class="inline">false</code>·to·disable·any·setting·of·Result-Code |
| 715 | and·Failed-AVP.·Note·that·the·errors·detected·by·diameter·are·of·the·3xxx·and | 715 | and·Failed-AVP.·Note·that·the·errors·detected·by·diameter·are·of·the·3xxx·and |
| Offset 1010, 15 lines modified | Offset 1010, 15 lines modified | ||
| 1010 | ······<p·class="built-using"> | 1010 | ······<p·class="built-using"> |
| 1011 | ········Built·using | 1011 | ········Built·using |
| 1012 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1012 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1013 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1013 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1014 | ······</p> | 1014 | ······</p> |
| 1015 | <p>Copyright·©·1996-202 | 1015 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1016 | ····</footer> | 1016 | ····</footer> |
| 1017 | ··</div> | 1017 | ··</div> |
| 1018 | </main> | 1018 | </main> |
| 1019 | </div> | 1019 | </div> |
| 1020 | <script> | 1020 | <script> |
| 1021 | ··function·mermaidLoaded()·{ | 1021 | ··function·mermaidLoaded()·{ |
| 1022 | ····mermaid.initialize({ | 1022 | ····mermaid.initialize({ |
| Offset 135, 15 lines modified | Offset 135, 15 lines modified | ||
| 135 | encode/decode.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·diameter·user·does·not·need·to·call·functions·here·explicitly·when·sending | 135 | encode/decode.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·diameter·user·does·not·need·to·call·functions·here·explicitly·when·sending |
| 136 | and·receiving·messages·using·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·and·the·callback·interface | 136 | and·receiving·messages·using·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·and·the·callback·interface |
| 137 | documented·in·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>:·diameter·itself·provides·encode/decode·as·a | 137 | documented·in·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>:·diameter·itself·provides·encode/decode·as·a |
| 138 | consequence·of·configuration·passed·to·<a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>,·and·the | 138 | consequence·of·configuration·passed·to·<a·href="diameter.html#start_service/2"><code·class="inline">diameter:start_service/2</code></a>,·and·the |
| 139 | results·may·differ·from·those·returned·by·the·functions·documented·here, | 139 | results·may·differ·from·those·returned·by·the·functions·documented·here, |
| 140 | depending·on·configuration.</p></section><p>The·<a·href="diameter_codec.html#header">header()</a>·and | 140 | depending·on·configuration.</p></section><p>The·<a·href="diameter_codec.html#header">header()</a>·and |
| 141 | <a·href="diameter_codec.html#packet">packet()</a>·records·below·are·defined·in·diameter.hrl, | 141 | <a·href="diameter_codec.html#packet">packet()</a>·records·below·are·defined·in·diameter.hrl, |
| 142 | which·can·be·included·as·follows.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="22 | 142 | which·can·be·included·as·follows.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3229550663-1">(</span><span·class="s">"diameter/include/diameter.hrl"</span><span·class="p"·data-group-id="3229550663-1">)</span><span·class="p">.</span></code></pre><p>Application-specific·records·are·defined·in·the·hrl·files·resulting·from |
| 143 | dictionary·file·compilation.</p><h2·id="module-data-types"·class="section-heading"> | 143 | dictionary·file·compilation.</p><h2·id="module-data-types"·class="section-heading"> |
| 144 | ··<a·href="#module-data-types"·class="hover-link"> | 144 | ··<a·href="#module-data-types"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">DATA·TYPES</span> | 147 | ··<span·class="text">DATA·TYPES</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <ul><li><p><strong><code·class="inline"·id="integers">uint8() ·=·0..255</code></strong></p></li><li><p><strong><code·class="inline">uint24()·=·0..16777215</code></strong></p></li><li><p><strong><code·class="inline">uint32()·=·0..4294967295</code></strong>·-·8-bit,·24-bit·and·32-bit·integers·occurring | 149 | <ul><li><p><strong><code·class="inline"·id="integers">uint8() ·=·0..255</code></strong></p></li><li><p><strong><code·class="inline">uint24()·=·0..16777215</code></strong></p></li><li><p><strong><code·class="inline">uint32()·=·0..4294967295</code></strong>·-·8-bit,·24-bit·and·32-bit·integers·occurring |
| Offset 545, 15 lines modified | Offset 545, 15 lines modified | ||
| 545 | ······<p·class="built-using"> | 545 | ······<p·class="built-using"> |
| 546 | ········Built·using | 546 | ········Built·using |
| 547 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 547 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 548 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 548 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 549 | ······</p> | 549 | ······</p> |
| 550 | <p>Copyright·©·1996-202 | 550 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 551 | ····</footer> | 551 | ····</footer> |
| 552 | ··</div> | 552 | ··</div> |
| 553 | </main> | 553 | </main> |
| 554 | </div> | 554 | </div> |
| 555 | <script> | 555 | <script> |
| 556 | ··function·mermaidLoaded()·{ | 556 | ··function·mermaidLoaded()·{ |
| 557 | ····mermaid.initialize({ | 557 | ····mermaid.initialize({ |
| Offset 305, 37 lines modified | Offset 305, 37 lines modified | ||
| 305 | ("Derived·AVP·Data·Formats")·of·RFC·6733·are·encoded·as·values·of·the·types | 305 | ("Derived·AVP·Data·Formats")·of·RFC·6733·are·encoded·as·values·of·the·types |
| 306 | defined·here.·Values·are·passed·to·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·in·a·request·record·when | 306 | defined·here.·Values·are·passed·to·<a·href="diameter.html#call/4"><code·class="inline">diameter:call/4</code></a>·in·a·request·record·when |
| 307 | sending·a·request,·returned·in·a·resulting·answer·record·and·passed·to·a | 307 | sending·a·request,·returned·in·a·resulting·answer·record·and·passed·to·a |
| 308 | <a·href="diameter_app.html#c:handle_request/3">handle_request/3</a>·callback·upon·reception·of | 308 | <a·href="diameter_app.html#c:handle_request/3">handle_request/3</a>·callback·upon·reception·of |
| 309 | an·incoming·request.</p><p>In·cases·in·which·there·is·a·choice·between·string()·and·binary()·types·for | 309 | an·incoming·request.</p><p>In·cases·in·which·there·is·a·choice·between·string()·and·binary()·types·for |
| 310 | OctetString()·and·derived·types,·the·representation·is·determined·by·the·value | 310 | OctetString()·and·derived·types,·the·representation·is·determined·by·the·value |
| 311 | of·<a·href="diameter.html#service_opt">diameter:service_opt()</a> | 311 | of·<a·href="diameter.html#service_opt">diameter:service_opt()</a> |
| 312 | <a·href="diameter.html#string_decode">string_decode</a>.</p><p><em>Basic·AVP·Data·Formats</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OctetString</span><span·class="p"·data-group-id=" | 312 | <a·href="diameter.html#string_decode">string_decode</a>.</p><p><em>Basic·AVP·Data·Formats</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OctetString</span><span·class="p"·data-group-id="6319381987-1">(</span><span·class="p"·data-group-id="6319381987-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="6319381987-2">(</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·223,·SHA:·ee72cc24023b881abc32f20155bad2a57ca5a8b1752b8f24ae0ed3512e6a786c·...·]-3">)</span><span·class="w"> |
| 313 | </span><span·class="n">Integer32</span><span·class="p"·data-group-id=" | 313 | </span><span·class="n">Integer32</span><span·class="p"·data-group-id="6319381987-4">(</span><span·class="p"·data-group-id="6319381987-4">)</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">2147483647</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">2147483647</span><span·class="w"> |
| 314 | </span><span·class="n">Integer64</span><span·class="p"·data-group-id=" | 314 | </span><span·class="n">Integer64</span><span·class="p"·data-group-id="6319381987-5">(</span><span·class="p"·data-group-id="6319381987-5">)</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">9223372036854775807</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">9223372036854775807</span><span·class="w"> |
| 315 | </span><span·class="n">Unsigned32</span><span·class="p"·data-group-id=" | 315 | </span><span·class="n">Unsigned32</span><span·class="p"·data-group-id="6319381987-6">(</span><span·class="p"·data-group-id="6319381987-6">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">4294967295</span><span·class="w"> |
| 316 | </span><span·class="n">Unsigned64</span><span·class="p"·data-group-id=" | 316 | </span><span·class="n">Unsigned64</span><span·class="p"·data-group-id="6319381987-7">(</span><span·class="p"·data-group-id="6319381987-7">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">18446744073709551615</span><span·class="w"> |
| 317 | </span><span·class="n">Float32</span><span·class="p"·data-group-id=" | 317 | </span><span·class="n">Float32</span><span·class="p"·data-group-id="6319381987-8">(</span><span·class="p"·data-group-id="6319381987-8">)</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'-infinity'</span><span·class="w">·</span><span·class="p">|</span><span·class="w[·...·truncated·by·diffoscope;·len:·133,·SHA:·ba6691833707694fd8b2ce8c86142562761c437a8af907599cb26b943498edf8·...·]-9">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="w"> |
| 318 | </span><span·class="n">Float64</span><span·class="p"·data-group-id=" | 318 | </span><span·class="n">Float64</span><span·class="p"·data-group-id="6319381987-10">(</span><span·class="p"·data-group-id="6319381987-10">)</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'-infinity'</span><span·class="w">·</span><span·class="p">|</span><span·class=[·...·truncated·by·diffoscope;·len:·136,·SHA:·6363cb0fa926d6e497801793667a42a9f3c9969c88178802e4be5c93d163c5ab·...·]-11">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="w"> |
| 319 | </span><span·class="n">Grouped</span><span·class="p"·data-group-id=" | 319 | </span><span·class="n">Grouped</span><span·class="p"·data-group-id="6319381987-12">(</span><span·class="p"·data-group-id="6319381987-12">)</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id="6319381987-13">(</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·4b68d21acf1b91abb2a0c1ecafcf965001951a82caa218a35e8ae195d62472b2·...·]-13">)</span></code></pre><p>On·encode,·an·OctetString()·can·be·specified·as·an·iolist(),·excessively·large |
| 320 | floats·(in·absolute·value)·are·equivalent·to·<code·class="inline">infinity</code>·or·<code·class="inline">'-infinity'</code>·and | 320 | floats·(in·absolute·value)·are·equivalent·to·<code·class="inline">infinity</code>·or·<code·class="inline">'-infinity'</code>·and |
| 321 | excessively·large·integers·result·in·encode·failure.·The·records·for·grouped | 321 | excessively·large·integers·result·in·encode·failure.·The·records·for·grouped |
| 322 | AVPs·are·as·discussed·in·the·previous·section.</p><p><em>Derived·AVP·Data·Formats</em></p><p><a·href=""·id="Address"></a></p><pre><code·class="text">Address()·=·OctetString() | 322 | AVPs·are·as·discussed·in·the·previous·section.</p><p><em>Derived·AVP·Data·Formats</em></p><p><a·href=""·id="Address"></a></p><pre><code·class="text">Address()·=·OctetString() |
| 323 | ··········|·tuple()</code></pre><p>On·encode,·an·OctetString()·IPv4·address·is·parsed·in·the·usual·x.x.x.x·format | 323 | ··········|·tuple()</code></pre><p>On·encode,·an·OctetString()·IPv4·address·is·parsed·in·the·usual·x.x.x.x·format |
| 324 | while·an·IPv6·address·is·parsed·in·any·of·the·formats·specified·by·section·2.2 | 324 | while·an·IPv6·address·is·parsed·in·any·of·the·formats·specified·by·section·2.2 |
| 325 | of·RFC·2373,·"Text·Representation·of·Addresses".·An·IPv4·tuple()·has·length·4 | 325 | of·RFC·2373,·"Text·Representation·of·Addresses".·An·IPv4·tuple()·has·length·4 |
| 326 | and·contains·values·of·type·0..255.·An·IPv6·tuple()·has·length·8·and·contains | 326 | and·contains·values·of·type·0..255.·An·IPv6·tuple()·has·length·8·and·contains |
| 327 | values·of·type·0..65535.·The·tuple·representation·is·used·on·decode.</p><p><a·href=""·id="Time"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="p"·data-group-id=" | 327 | values·of·type·0..65535.·The·tuple·representation·is·used·on·decode.</p><p><a·href=""·id="Time"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Time</span><span·class="p"·data-group-id="1901603617-1">(</span><span·class="p"·data-group-id="1901603617-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1901603617-2">{</span><span·class="nf">date</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·301,·SHA:·d844841cc98f178925049b014232653aa396d7e07895d5bc25059cae699627a6·...·]-2">}</span><span·class="w"> |
| 328 | </span><span·class="ss">where</span><span·class="w"> | 328 | </span><span·class="ss">where</span><span·class="w"> |
| 329 | ··</span><span·class="nf">date</span><span·class="p"·data-group-id=" | 329 | ··</span><span·class="nf">date</span><span·class="p"·data-group-id="1901603617-5">(</span><span·class="p"·data-group-id="1901603617-5">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1901603617-6">{</span><span·class="n">Year</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·162,·SHA:·456e1f26c44e566b4f50a9df8c568838c3ebffa0dac815a7217b5e7bde145acb·...·]-6">}</span><span·class="w"> |
| 330 | ··</span><span·class="nf">time</span><span·class="p"·data-group-id=" | 330 | ··</span><span·class="nf">time</span><span·class="p"·data-group-id="1901603617-7">(</span><span·class="p"·data-group-id="1901603617-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1901603617-8">{</span><span·class="n">Hour</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·166,·SHA:·ef83c56db6627f1554a4c9e14a0627b28460707270432d3aec852dd968dd6c45·...·]-8">}</span><span·class="w"> |
| 331 | ··</span><span·class="n">Year</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 331 | ··</span><span·class="n">Year</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="1901603617-9">(</span><span·class="p"·data-group-id="1901603617-9">)</span><span·class="w"> |
| 332 | ··</span><span·class="n">Month</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">12</span><span·class="w"> | 332 | ··</span><span·class="n">Month</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">12</span><span·class="w"> |
| 333 | ··</span><span·class="n">Day</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">31</span><span·class="w"> | 333 | ··</span><span·class="n">Day</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">31</span><span·class="w"> |
| 334 | ··</span><span·class="n">Hour</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">23</span><span·class="w"> | 334 | ··</span><span·class="n">Hour</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">23</span><span·class="w"> |
| 335 | ··</span><span·class="n">Minute</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span><span·class="w"> | 335 | ··</span><span·class="n">Minute</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span><span·class="w"> |
| 336 | ··</span><span·class="n">Second</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span></code></pre><p>Additionally,·values·that·can·be·encoded·are·limited·by·way·of·their·encoding·as | 336 | ··</span><span·class="n">Second</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</span><span·class="mi">59</span></code></pre><p>Additionally,·values·that·can·be·encoded·are·limited·by·way·of·their·encoding·as |
| 337 | four·octets·as·required·by·RFC·6733·with·the·required·extension·from·RFC·2030. | 337 | four·octets·as·required·by·RFC·6733·with·the·required·extension·from·RFC·2030. |
| 338 | In·particular,·only·values·between·<code·class="inline">{{1968,1,20},{3,14,8}}</code>·and | 338 | In·particular,·only·values·between·<code·class="inline">{{1968,1,20},{3,14,8}}</code>·and |
| Offset 355, 16 lines modified | Offset 355, 16 lines modified | ||
| 355 | ··FQDN·=·OctetString() | 355 | ··FQDN·=·OctetString() |
| 356 | ··Port·=·integer() | 356 | ··Port·=·integer() |
| 357 | ··Transport·=·sctp·|·tcp | 357 | ··Transport·=·sctp·|·tcp |
| 358 | ··Protocol··=·diameter·|·radius·|·'tacacs+'</code></pre><p>On·encode,·fields·port,·transport·and·protocol·default·to·3868,·sctp·and | 358 | ··Protocol··=·diameter·|·radius·|·'tacacs+'</code></pre><p>On·encode,·fields·port,·transport·and·protocol·default·to·3868,·sctp·and |
| 359 | diameter·respectively.·The·grammar·of·an·OctetString-valued·DiameterURI()·is·as | 359 | diameter·respectively.·The·grammar·of·an·OctetString-valued·DiameterURI()·is·as |
| 360 | specified·in·section·4.3·of·RFC·6733.·The·record·representation·is·used·on | 360 | specified·in·section·4.3·of·RFC·6733.·The·record·representation·is·used·on |
| 361 | decode.</p><p><a·href=""·id="Enumerated"></a></p><pre><code·class="text">Enumerated()·=·Integer32()</code></pre><p>On·encode,·values·can·be·specified·using·the·macros·defined·in·a·dictionary's | 361 | decode.</p><p><a·href=""·id="Enumerated"></a></p><pre><code·class="text">Enumerated()·=·Integer32()</code></pre><p>On·encode,·values·can·be·specified·using·the·macros·defined·in·a·dictionary's |
| 362 | hrl·file.</p><p><a·href=""·id="IPFilterRule"></a>·<a·href=""·id="QoSFilterRule"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">IPFilterRule</span><span·class="p"·data-group-id="1467539568-1">(</span><span·class="p"·data-group-id="1467539568-1">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OctetString</span><span·class="p"·data-group-id="1467539568-2">(</span><span·class="p"·data-group-id="1467539568-2">)</span><span·class="w"> | ||
| 363 | 362 | hrl·file.</p><p><a·href=""·id="IPFilterRule"></a>·<a·href=""·id="QoSFilterRule"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">IPFilterRule</span><span·class="p"·data-group-id="6472698759-1">(</span><span·class="p"·data-group-id="6[·...·truncated·by·diffoscope;·len:·248,·SHA:·46d20db73455f485669cf388a64750dfb5f7b8761588ebcb96bae6f295c9c975·...·]"> | |
| 363 | </span><span·class="n">QoSFilterRule</span><span·class="p"·data-group-id="6472698759-3">(</span><span·class="p"·data-group-id="6472698759-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OctetString</span><span·class="p"·data-group-id="6472698759-4">(</span><span·class="p"·data-group-id="6472698759-4">)</span></code></pre><p>Values·of·these·types·are·not·currently·parsed·by·diameter.</p><h2·id="see-also"·class="section-heading"> | ||
| 364 | ··<a·href="#see-also"·class="hover-link"> | 364 | ··<a·href="#see-also"·class="hover-link"> |
| 365 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 365 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 366 | ··</a> | 366 | ··</a> |
| 367 | ··<span·class="text">SEE·ALSO</span> | 367 | ··<span·class="text">SEE·ALSO</span> |
| 368 | </h2> | 368 | </h2> |
| 369 | <p><a·href="diameterc_cmd.html">diameterc(1)</a>,·<a·href="diameter.html"><code·class="inline">diameter</code></a>,·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>, | 369 | <p><a·href="diameterc_cmd.html">diameterc(1)</a>,·<a·href="diameter.html"><code·class="inline">diameter</code></a>,·<a·href="diameter_app.html"><code·class="inline">diameter_app</code></a>, |
| 370 | <a·href="diameter_codec.html"><code·class="inline">diameter_codec</code></a>,·<a·href="diameter_make.html"><code·class="inline">diameter_make</code></a></p> | 370 | <a·href="diameter_codec.html"><code·class="inline">diameter_codec</code></a>,·<a·href="diameter_make.html"><code·class="inline">diameter_make</code></a></p> |
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| 405 | ······<p·class="built-using"> | 405 | ······<p·class="built-using"> |
| 406 | ········Built·using | 406 | ········Built·using |
| 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 409 | ······</p> | 409 | ······</p> |
| 410 | <p>Copyright·©·1996-202 | 410 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 411 | ····</footer> | 411 | ····</footer> |
| 412 | ··</div> | 412 | ··</div> |
| 413 | </main> | 413 | </main> |
| 414 | </div> | 414 | </div> |
| 415 | <script> | 415 | <script> |
| 416 | ··function·mermaidLoaded()·{ | 416 | ··function·mermaidLoaded()·{ |
| 417 | ····mermaid.initialize({ | 417 | ····mermaid.initialize({ |
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| 172 | ······<p·class="built-using"> | 172 | ······<p·class="built-using"> |
| 173 | ········Built·using | 173 | ········Built·using |
| 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 176 | ······</p> | 176 | ······</p> |
| 177 | <p>Copyright·©·1996-202 | 177 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 178 | ····</footer> | 178 | ····</footer> |
| 179 | ··</div> | 179 | ··</div> |
| 180 | </main> | 180 | </main> |
| 181 | </div> | 181 | </div> |
| 182 | <script> | 182 | <script> |
| 183 | ··function·mermaidLoaded()·{ | 183 | ··function·mermaidLoaded()·{ |
| 184 | ····mermaid.initialize({ | 184 | ····mermaid.initialize({ |
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| 200 | ······<p·class="built-using"> | 200 | ······<p·class="built-using"> |
| 201 | ········Built·using | 201 | ········Built·using |
| 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 204 | ······</p> | 204 | ······</p> |
| 205 | <p>Copyright·©·1996-202 | 205 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 206 | ····</footer> | 206 | ····</footer> |
| 207 | ··</div> | 207 | ··</div> |
| 208 | </main> | 208 | </main> |
| 209 | </div> | 209 | </div> |
| 210 | <script> | 210 | <script> |
| 211 | ··function·mermaidLoaded()·{ | 211 | ··function·mermaidLoaded()·{ |
| 212 | ····mermaid.initialize({ | 212 | ····mermaid.initialize({ |
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| 519 | ······<p·class="built-using"> | 519 | ······<p·class="built-using"> |
| 520 | ········Built·using | 520 | ········Built·using |
| 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 521 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 522 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 523 | ······</p> | 523 | ······</p> |
| 524 | <p>Copyright·©·1996-202 | 524 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 525 | ····</footer> | 525 | ····</footer> |
| 526 | ··</div> | 526 | ··</div> |
| 527 | </main> | 527 | </main> |
| 528 | </div> | 528 | </div> |
| 529 | <script> | 529 | <script> |
| 530 | ··function·mermaidLoaded()·{ | 530 | ··function·mermaidLoaded()·{ |
| 531 | ····mermaid.initialize({ | 531 | ····mermaid.initialize({ |
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| 437 | ······<p·class="built-using"> | 437 | ······<p·class="built-using"> |
| 438 | ········Built·using | 438 | ········Built·using |
| 439 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 439 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 440 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 440 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 441 | ······</p> | 441 | ······</p> |
| 442 | <p>Copyright·©·1996-202 | 442 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 443 | ····</footer> | 443 | ····</footer> |
| 444 | ··</div> | 444 | ··</div> |
| 445 | </main> | 445 | </main> |
| 446 | </div> | 446 | </div> |
| 447 | <script> | 447 | <script> |
| 448 | ··function·mermaidLoaded()·{ | 448 | ··function·mermaidLoaded()·{ |
| 449 | ····mermaid.initialize({ | 449 | ····mermaid.initialize({ |
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| 214 | ······<p·class="built-using"> | 214 | ······<p·class="built-using"> |
| 215 | ········Built·using | 215 | ········Built·using |
| 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 218 | ······</p> | 218 | ······</p> |
| 219 | <p>Copyright·©·1996-202 | 219 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 220 | ····</footer> | 220 | ····</footer> |
| 221 | ··</div> | 221 | ··</div> |
| 222 | </main> | 222 | </main> |
| 223 | </div> | 223 | </div> |
| 224 | <script> | 224 | <script> |
| 225 | ··function·mermaidLoaded()·{ | 225 | ··function·mermaidLoaded()·{ |
| 226 | ····mermaid.initialize({ | 226 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 472 | ······<p·class="built-using"> | 472 | ······<p·class="built-using"> |
| 473 | ········Built·using | 473 | ········Built·using |
| 474 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 474 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 475 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 475 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 476 | ······</p> | 476 | ······</p> |
| 477 | <p>Copyright·©·1996-202 | 477 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 478 | ····</footer> | 478 | ····</footer> |
| 479 | ··</div> | 479 | ··</div> |
| 480 | </main> | 480 | </main> |
| 481 | </div> | 481 | </div> |
| 482 | <script> | 482 | <script> |
| 483 | ··function·mermaidLoaded()·{ | 483 | ··function·mermaidLoaded()·{ |
| 484 | ····mermaid.initialize({ | 484 | ····mermaid.initialize({ |
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| 317 | ······<p·class="built-using"> | 317 | ······<p·class="built-using"> |
| 318 | ········Built·using | 318 | ········Built·using |
| 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 321 | ······</p> | 321 | ······</p> |
| 322 | <p>Copyright·©·1996-202 | 322 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 323 | ····</footer> | 323 | ····</footer> |
| 324 | ··</div> | 324 | ··</div> |
| 325 | </main> | 325 | </main> |
| 326 | </div> | 326 | </div> |
| 327 | <script> | 327 | <script> |
| 328 | ··function·mermaidLoaded()·{ | 328 | ··function·mermaidLoaded()·{ |
| 329 | ····mermaid.initialize({ | 329 | ····mermaid.initialize({ |
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| 172 | ······<p·class="built-using"> | 172 | ······<p·class="built-using"> |
| 173 | ········Built·using | 173 | ········Built·using |
| 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 176 | ······</p> | 176 | ······</p> |
| 177 | <p>Copyright·©·1996-202 | 177 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 178 | ····</footer> | 178 | ····</footer> |
| 179 | ··</div> | 179 | ··</div> |
| 180 | </main> | 180 | </main> |
| 181 | </div> | 181 | </div> |
| 182 | <script> | 182 | <script> |
| 183 | ··function·mermaidLoaded()·{ | 183 | ··function·mermaidLoaded()·{ |
| 184 | ····mermaid.initialize({ | 184 | ····mermaid.initialize({ |
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| 127 | <p>Compile·a·diameter·dictionary·to·Erlang·source.</p><h2·id="synopsis"·class="section-heading"> | 127 | <p>Compile·a·diameter·dictionary·to·Erlang·source.</p><h2·id="synopsis"·class="section-heading"> |
| 128 | ··<a·href="#synopsis"·class="hover-link"> | 128 | ··<a·href="#synopsis"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Synopsis</span> | 131 | ··<span·class="text">Synopsis</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">diameterc</span><span·class="w">·</span><span·class="p"·data-group-id="8073 | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">diameterc</span><span·class="w">·</span><span·class="p"·data-group-id="8067375561-1">[</span><span·class="o"><</span><span·class="ss">options</span><span·class="o">></span><span·class="p"·data-group-id="8067375561-1">]</span><span·class="w">·</span><span·class="o"><</span><span·class="ss">file</span><span·class="o">></span></code></pre><h2·id="description"·class="section-heading"> |
| 134 | ··<a·href="#description"·class="hover-link"> | 134 | ··<a·href="#description"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Description</span> | 137 | ··<span·class="text">Description</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p>The·diameterc·utility·is·used·to·compile·a·diameter | 139 | <p>The·diameterc·utility·is·used·to·compile·a·diameter |
| 140 | <a·href="diameter_dict.html">dictionary·file</a>·into·Erlang·source.·The·resulting·source | 140 | <a·href="diameter_dict.html">dictionary·file</a>·into·Erlang·source.·The·resulting·source |
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| 199 | ······<p·class="built-using"> | 199 | ······<p·class="built-using"> |
| 200 | ········Built·using | 200 | ········Built·using |
| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
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| 1358 | ······<p·class="built-using"> | 1358 | ······<p·class="built-using"> |
| 1359 | ········Built·using | 1359 | ········Built·using |
| 1360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1360 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1361 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1362 | ······</p> | 1362 | ······</p> |
| 1363 | <p>Copyright·©·1996-202 | 1363 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1364 | ····</footer> | 1364 | ····</footer> |
| 1365 | ··</div> | 1365 | ··</div> |
| 1366 | </main> | 1366 | </main> |
| 1367 | </div> | 1367 | </div> |
| 1368 | <script> | 1368 | <script> |
| 1369 | ··function·mermaidLoaded()·{ | 1369 | ··function·mermaidLoaded()·{ |
| 1370 | ····mermaid.initialize({ | 1370 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
| 146 | ··</div> | 146 | ··</div> |
| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
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| 258 | ······<p·class="built-using"> | 258 | ······<p·class="built-using"> |
| 259 | ········Built·using | 259 | ········Built·using |
| 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 262 | ······</p> | 262 | ······</p> |
| 263 | <p>Copyright·©·1996-202 | 263 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 264 | ····</footer> | 264 | ····</footer> |
| 265 | ··</div> | 265 | ··</div> |
| 266 | </main> | 266 | </main> |
| 267 | </div> | 267 | </div> |
| 268 | <script> | 268 | <script> |
| 269 | ··function·mermaidLoaded()·{ | 269 | ··function·mermaidLoaded()·{ |
| 270 | ····mermaid.initialize({ | 270 | ····mermaid.initialize({ |
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| 833 | ······<p·class="built-using"> | 833 | ······<p·class="built-using"> |
| 834 | ········Built·using | 834 | ········Built·using |
| 835 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 835 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 836 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 836 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 837 | ······</p> | 837 | ······</p> |
| 838 | <p>Copyright·©·1996-202 | 838 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 839 | ····</footer> | 839 | ····</footer> |
| 840 | ··</div> | 840 | ··</div> |
| 841 | </main> | 841 | </main> |
| 842 | </div> | 842 | </div> |
| 843 | <script> | 843 | <script> |
| 844 | ··function·mermaidLoaded()·{ | 844 | ··function·mermaidLoaded()·{ |
| 845 | ····mermaid.initialize({ | 845 | ····mermaid.initialize({ |
| Offset 232, 15 lines modified | Offset 232, 15 lines modified | ||
| 232 | ······<p·class="built-using"> | 232 | ······<p·class="built-using"> |
| 233 | ········Built·using | 233 | ········Built·using |
| 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 234 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 235 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 236 | ······</p> | 236 | ······</p> |
| 237 | <p>Copyright·©·1996-202 | 237 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 238 | ····</footer> | 238 | ····</footer> |
| 239 | ··</div> | 239 | ··</div> |
| 240 | </main> | 240 | </main> |
| 241 | </div> | 241 | </div> |
| 242 | <script> | 242 | <script> |
| 243 | ··function·mermaidLoaded()·{ | 243 | ··function·mermaidLoaded()·{ |
| 244 | ····mermaid.initialize({ | 244 | ····mermaid.initialize({ |
| Offset 1341, 15 lines modified | Offset 1341, 15 lines modified | ||
| 1341 | ······<p·class="built-using"> | 1341 | ······<p·class="built-using"> |
| 1342 | ········Built·using | 1342 | ········Built·using |
| 1343 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1343 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1344 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1345 | ······</p> | 1345 | ······</p> |
| 1346 | <p>Copyright·©·1996-202 | 1346 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1347 | ····</footer> | 1347 | ····</footer> |
| 1348 | ··</div> | 1348 | ··</div> |
| 1349 | </main> | 1349 | </main> |
| 1350 | </div> | 1350 | </div> |
| 1351 | <script> | 1351 | <script> |
| 1352 | ··function·mermaidLoaded()·{ | 1352 | ··function·mermaidLoaded()·{ |
| 1353 | ····mermaid.initialize({ | 1353 | ····mermaid.initialize({ |
| Offset 183, 15 lines modified | Offset 183, 15 lines modified | ||
| 183 | ······<p·class="built-using"> | 183 | ······<p·class="built-using"> |
| 184 | ········Built·using | 184 | ········Built·using |
| 185 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 185 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 186 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 186 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 187 | ······</p> | 187 | ······</p> |
| 188 | <p>Copyright·©·1996-202 | 188 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 189 | ····</footer> | 189 | ····</footer> |
| 190 | ··</div> | 190 | ··</div> |
| 191 | </main> | 191 | </main> |
| 192 | </div> | 192 | </div> |
| 193 | <script> | 193 | <script> |
| 194 | ··function·mermaidLoaded()·{ | 194 | ··function·mermaidLoaded()·{ |
| 195 | ····mermaid.initialize({ | 195 | ····mermaid.initialize({ |
| Offset 428, 15 lines modified | Offset 428, 15 lines modified | ||
| 428 | ······<p·class="built-using"> | 428 | ······<p·class="built-using"> |
| 429 | ········Built·using | 429 | ········Built·using |
| 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 432 | ······</p> | 432 | ······</p> |
| 433 | <p>Copyright·©·1996-202 | 433 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 434 | ····</footer> | 434 | ····</footer> |
| 435 | ··</div> | 435 | ··</div> |
| 436 | </main> | 436 | </main> |
| 437 | </div> | 437 | </div> |
| 438 | <script> | 438 | <script> |
| 439 | ··function·mermaidLoaded()·{ | 439 | ··function·mermaidLoaded()·{ |
| 440 | ····mermaid.initialize({ | 440 | ····mermaid.initialize({ |
| Offset 212, 15 lines modified | Offset 212, 15 lines modified | ||
| 212 | ······<p·class="built-using"> | 212 | ······<p·class="built-using"> |
| 213 | ········Built·using | 213 | ········Built·using |
| 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 216 | ······</p> | 216 | ······</p> |
| 217 | <p>Copyright·©·1996-202 | 217 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 218 | ····</footer> | 218 | ····</footer> |
| 219 | ··</div> | 219 | ··</div> |
| 220 | </main> | 220 | </main> |
| 221 | </div> | 221 | </div> |
| 222 | <script> | 222 | <script> |
| 223 | ··function·mermaidLoaded()·{ | 223 | ··function·mermaidLoaded()·{ |
| 224 | ····mermaid.initialize({ | 224 | ····mermaid.initialize({ |
| Offset 124, 16 lines modified | Offset 124, 16 lines modified | ||
| 124 | ····<span·translate="no">edoc_doclet_markdown</span>· | 124 | ····<span·translate="no">edoc_doclet_markdown</span>· |
| 125 | ····<small·class="app-vsn"·translate="no">(edoc·v1.3.2)</small> | 125 | ····<small·class="app-vsn"·translate="no">(edoc·v1.3.2)</small> |
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Doclet·converting·an·edoc·application·to·use·<a·href="https://www.erlang.org/eeps/eep-0059">EEP-59</a>·and·Markdown.</p><p>This·doclet·has·to·be·used·together·with·<a·href="edoc_layout_chunks.html"><code>edoc_layout_chunks</code></a>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">edoc</span><span·class="p">:</span><span·class="nf">application</span><span·class="p"·data-group-id="7491016947-1">(</span><span·class="ss">example</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7491016947-2">[</span><span·class="p"·data-group-id="7491016947-3">{</span><span·class="ss">preprocess</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="7491016947-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7491016947-4">{</span><span·class="ss">doclet</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">edoc_doclet_markdown</span><span·class="p"·data-group-id="7491016947-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 129 | 128 | <p>Doclet·converting·an·edoc·application·to·use·<a·href="https://www.erlang.org/eeps/eep-0059">EEP-59</a>·and·Markdown.</p><p>This·doclet·has·to·be·used·together·with·<a·href="edoc_layout_chunks.html"><code>edoc_layout_chunks</code></a>.</p><p>Example:</p>[·...·truncated·by·diffoscope;·len:·951,·SHA:·ceb6f7c263d463e25c4ccdec549ae019752e7fedae59d574fad6e523a0b7708b·...·]> | |
| 129 | ·······</span><span·class="p"·data-group-id="6298507088-5">{</span><span·class="ss">layout</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">edoc_layout_chunks</span><span·class="p"·data-group-id="6298507088-5">}</span><span·class="p"·data-group-id="6298507088-2">]</span><span·class="p"·data-group-id="6298507088-1">)</span><span·class="p">.</span></code></pre><p>It·will·convert·the·overview·to·Markdown·and·any·module·documentation·to·use·<code>-doc</code>·attributes·and·Markdown.·Any·XHTML·tags·in·the·edoc·documentation·that·are·not·part·of·the·tags·supported·by·<a·href="doc_storage.html#erlang-documentation-format">Erlang·Documentation·Format</a>·will·be·added·as·HTML·tags·in·the·Markdown.</p><p>It·does·not·delete·the·old·edoc·documentation.</p><p><em>See·also:·</em><a·href="edoc_layout_chunks.html">edoc_layout_chunks</a>.</p> | ||
| 130 | ····</section> | 130 | ····</section> |
| 131 | </div> | 131 | </div> |
| 132 | ··<section·id="summary"·class="details-list"> | 132 | ··<section·id="summary"·class="details-list"> |
| 133 | ····<h1·class="section-heading"> | 133 | ····<h1·class="section-heading"> |
| 134 | ······<a·class="hover-link"·href="#summary"> | 134 | ······<a·class="hover-link"·href="#summary"> |
| Offset 213, 15 lines modified | Offset 213, 15 lines modified | ||
| 213 | ······<p·class="built-using"> | 213 | ······<p·class="built-using"> |
| 214 | ········Built·using | 214 | ········Built·using |
| 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 217 | ······</p> | 217 | ······</p> |
| 218 | <p>Copyright·©·1996-202 | 218 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 219 | ····</footer> | 219 | ····</footer> |
| 220 | ··</div> | 220 | ··</div> |
| 221 | </main> | 221 | </main> |
| 222 | </div> | 222 | </div> |
| 223 | <script> | 223 | <script> |
| 224 | ··function·mermaidLoaded()·{ | 224 | ··function·mermaidLoaded()·{ |
| 225 | ····mermaid.initialize({ | 225 | ····mermaid.initialize({ |
| Offset 627, 15 lines modified | Offset 627, 15 lines modified | ||
| 627 | ······<p·class="built-using"> | 627 | ······<p·class="built-using"> |
| 628 | ········Built·using | 628 | ········Built·using |
| 629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 631 | ······</p> | 631 | ······</p> |
| 632 | <p>Copyright·©·1996-202 | 632 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 633 | ····</footer> | 633 | ····</footer> |
| 634 | ··</div> | 634 | ··</div> |
| 635 | </main> | 635 | </main> |
| 636 | </div> | 636 | </div> |
| 637 | <script> | 637 | <script> |
| 638 | ··function·mermaidLoaded()·{ | 638 | ··function·mermaidLoaded()·{ |
| 639 | ····mermaid.initialize({ | 639 | ····mermaid.initialize({ |
| Offset 213, 15 lines modified | Offset 213, 15 lines modified | ||
| 213 | ······<p·class="built-using"> | 213 | ······<p·class="built-using"> |
| 214 | ········Built·using | 214 | ········Built·using |
| 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 215 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 216 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 217 | ······</p> | 217 | ······</p> |
| 218 | <p>Copyright·©·1996-202 | 218 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 219 | ····</footer> | 219 | ····</footer> |
| 220 | ··</div> | 220 | ··</div> |
| 221 | </main> | 221 | </main> |
| 222 | </div> | 222 | </div> |
| 223 | <script> | 223 | <script> |
| 224 | ··function·mermaidLoaded()·{ | 224 | ··function·mermaidLoaded()·{ |
| 225 | ····mermaid.initialize({ | 225 | ····mermaid.initialize({ |
| Offset 391, 15 lines modified | Offset 391, 15 lines modified | ||
| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
| Offset 716, 15 lines modified | Offset 716, 15 lines modified | ||
| 716 | ······<p·class="built-using"> | 716 | ······<p·class="built-using"> |
| 717 | ········Built·using | 717 | ········Built·using |
| 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 720 | ······</p> | 720 | ······</p> |
| 721 | <p>Copyright·©·1996-202 | 721 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 722 | ····</footer> | 722 | ····</footer> |
| 723 | ··</div> | 723 | ··</div> |
| 724 | </main> | 724 | </main> |
| 725 | </div> | 725 | </div> |
| 726 | <script> | 726 | <script> |
| 727 | ··function·mermaidLoaded()·{ | 727 | ··function·mermaidLoaded()·{ |
| 728 | ····mermaid.initialize({ | 728 | ····mermaid.initialize({ |
| Offset 431, 15 lines modified | Offset 431, 15 lines modified | ||
| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
| Offset 346, 15 lines modified | Offset 346, 15 lines modified | ||
| 346 | ······<p·class="built-using"> | 346 | ······<p·class="built-using"> |
| 347 | ········Built·using | 347 | ········Built·using |
| 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 350 | ······</p> | 350 | ······</p> |
| 351 | <p>Copyright·©·1996-202 | 351 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 352 | ····</footer> | 352 | ····</footer> |
| 353 | ··</div> | 353 | ··</div> |
| 354 | </main> | 354 | </main> |
| 355 | </div> | 355 | </div> |
| 356 | <script> | 356 | <script> |
| 357 | ··function·mermaidLoaded()·{ | 357 | ··function·mermaidLoaded()·{ |
| 358 | ····mermaid.initialize({ | 358 | ····mermaid.initialize({ |
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| 852 | ······<p·class="built-using"> | 852 | ······<p·class="built-using"> |
| 853 | ········Built·using | 853 | ········Built·using |
| 854 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 854 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 855 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 855 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 856 | ······</p> | 856 | ······</p> |
| 857 | <p>Copyright·©·1996-202 | 857 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 858 | ····</footer> | 858 | ····</footer> |
| 859 | ··</div> | 859 | ··</div> |
| 860 | </main> | 860 | </main> |
| 861 | </div> | 861 | </div> |
| 862 | <script> | 862 | <script> |
| 863 | ··function·mermaidLoaded()·{ | 863 | ··function·mermaidLoaded()·{ |
| 864 | ····mermaid.initialize({ | 864 | ····mermaid.initialize({ |
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| 137 | ······<p·class="built-using"> | 137 | ······<p·class="built-using"> |
| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
| Offset 3, 8 lines modified | Offset 3, 8 lines modified | ||
| 3 | v1.3.2 | 3 | v1.3.2 |
| 4 | ····*·Pages | 4 | ····*·Pages |
| 5 | ····*·Modules | 5 | ····*·Modules |
| 6 | Search·documentation·of·edoc[q···················] | 6 | Search·documentation·of·edoc[q···················] |
| 7 | Settings | 7 | Settings |
| 8 | Search·HexDocs | 8 | Search·HexDocs |
| 9 | Built·using·_\x8E_\x8x_\x8D_\x8o_\x8c·(v0.35.1)·for·the·_\x8E_\x8r_\x8l_\x8a_\x8n_\x8g_\x8·_\x8p_\x8r_\x8o_\x8g_\x8r_\x8a_\x8m_\x8m_\x8i_\x8n_\x8g_\x8·_\x8l_\x8a_\x8n_\x8g_\x8u_\x8a_\x8g_\x8e | 9 | Built·using·_\x8E_\x8x_\x8D_\x8o_\x8c·(v0.35.1)·for·the·_\x8E_\x8r_\x8l_\x8a_\x8n_\x8g_\x8·_\x8p_\x8r_\x8o_\x8g_\x8r_\x8a_\x8m_\x8m_\x8i_\x8n_\x8g_\x8·_\x8l_\x8a_\x8n_\x8g_\x8u_\x8a_\x8g_\x8e |
| 10 | Copyright·©·1996-202 | 10 | Copyright·©·1996-2026·_\x8E_\x8r_\x8i_\x8c_\x8s_\x8s_\x8o_\x8n_\x8·_\x8A_\x8B |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 181, 15 lines modified | Offset 181, 15 lines modified | ||
| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:42,·uncompressed·size·20,·method=store |
| Offset 951, 21 lines modified | Offset 951, 21 lines modified | ||
| 951 | ·················Dn·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), | 951 | ·················Dn·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), |
| 952 | ·················Attributes·::·[<a·href="#t:attribute/0">attribute</a>()], | 952 | ·················Attributes·::·[<a·href="#t:attribute/0">attribute</a>()], |
| 953 | ·················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, | 953 | ·················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, |
| 954 | ·················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 954 | ·················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 955 | ······</div> | 955 | ······</div> |
| 956 | <p>Add·an·entry.·The·entry·must·not·exist.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">add</span><span·class="p"·data-group-id=" | 956 | <p>Add·an·entry.·The·entry·must·not·exist.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">add</span><span·class="p"·data-group-id="1693128538-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w"> |
| 957 | ······</span><span·class="s">"cn=Bill·Valentine,·ou=people,·o=Example·Org,·dc=example,·dc=com"</span><span·class="p">,</span><span·class="w"> | 957 | ······</span><span·class="s">"cn=Bill·Valentine,·ou=people,·o=Example·Org,·dc=example,·dc=com"</span><span·class="p">,</span><span·class="w"> |
| 958 | ·······</span><span·class="p"·data-group-id=" | 958 | ·······</span><span·class="p"·data-group-id="1693128538-2">[</span><span·class="p"·data-group-id="1693128538-3">{</span><span·class="s">"objectclass"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1693128538-4">[</span><span·class="s">"person"[·...·truncated·by·diffoscope;·len:·101,·SHA:·c7b41ada40fa59d2b41f4da0ac2b444a5f13c414353f3fda75d49a773d15b2c0·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 959 | ········</span><span·class="p"·data-group-id=" | 959 | ········</span><span·class="p"·data-group-id="1693128538-5">{</span><span·class="s">"cn"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1693128538-6">[</span><span·class="s">"Bill·Valentine"</span><span·class="p"·data-group-id="1693128538-6">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·ced28c1dab61fa9e67bb06c99c91007f1d8962095fbaaf9d394a0b6d121d17cd·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 960 | ········</span><span·class="p"·data-group-id=" | 960 | ········</span><span·class="p"·data-group-id="1693128538-7">{</span><span·class="s">"sn"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1693128538-8">[</span><span·class="s">"Valentine"</span><span·class="p"·data-group-id="1693128538-8">]</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·6964d2a0aa0b48833d8933a27bf759bfcbfa5ae9e1fdbb873d6da1c98a9e0ddd·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 961 | ········</span><span·class="p"·data-group-id=" | 961 | ········</span><span·class="p"·data-group-id="1693128538-9">{</span><span·class="s">"telephoneNumber"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1693128538-10">[</span><span·class="s">"545·555·00"</span><span·class="p"·data-group-id="169312[·...·truncated·by·diffoscope;·len:·111,·SHA:·42cdd6494a9616903f7be2d03e8013837a81eebfe7ea1b036052c687aafaf1ca·...·]-2">]</span><span·class="w"> |
| 962 | ·····</span><span·class="p"·data-group-id=" | 962 | ·····</span><span·class="p"·data-group-id="1693128538-1">)</span></code></pre> |
| 963 | ··</section> | 963 | ··</section> |
| 964 | </section> | 964 | </section> |
| 965 | <section·class="detail"·id="and/1"> | 965 | <section·class="detail"·id="and/1"> |
| 966 | ··<div·class="detail-header"> | 966 | ··<div·class="detail-header"> |
| 967 | ····<a·href="#and/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 967 | ····<a·href="#and/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 968 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 968 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1249, 15 lines modified | Offset 1249, 15 lines modified | ||
| 1249 | ·····························OptionalAttrs·:: | 1249 | ·····························OptionalAttrs·:: |
| 1250 | ·································[{matchingRule,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()}·| | 1250 | ·································[{matchingRule,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()}·| |
| 1251 | ··································{type,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()}·| | 1251 | ··································{type,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()}·| |
| 1252 | ··································{dnAttributes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()}].</pre> | 1252 | ··································{dnAttributes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()}].</pre> |
| 1253 | ······</div> | 1253 | ······</div> |
| 1254 | <p>Creates·an·extensible·match·filter.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">extensibleMatch</span><span·class="p"·data-group-id=" | 1254 | <p>Creates·an·extensible·match·filter.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">extensibleMatch</span><span·class="p"·data-group-id="5633752988-1">(</span><span·class="s">"Bar"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5633752988-2">[</span><span·class="p"·data-group-id="5633752988-3">{</span><span·class="ss">type</span><span·class="p[·...·truncated·by·diffoscope;·len:·457,·SHA:·f5443cffdde6268dc6d0471dd6a72850c60417a3a1b840a90f1ed9d12087f9ea·...·]-1">)</span><span·class="p">)</span></code></pre><p>creates·a·filter·which·performs·a·<code·class="inline">caseExactMatch</code>·on·the·attribute·<code·class="inline">sn</code>·and |
| 1255 | matches·with·the·value·<code·class="inline">"Bar"</code>.·The·default·value·of·<code·class="inline">dnAttributes</code>·is·<code·class="inline">false</code>.</p> | 1255 | matches·with·the·value·<code·class="inline">"Bar"</code>.·The·default·value·of·<code·class="inline">dnAttributes</code>·is·<code·class="inline">false</code>.</p> |
| 1256 | ··</section> | 1256 | ··</section> |
| 1257 | </section> | 1257 | </section> |
| 1258 | <section·class="detail"·id="greaterOrEqual/2"> | 1258 | <section·class="detail"·id="greaterOrEqual/2"> |
| 1259 | ··<div·class="detail-header"> | 1259 | ··<div·class="detail-header"> |
| 1260 | ····<a·href="#greaterOrEqual/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1260 | ····<a·href="#greaterOrEqual/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1453, 17 lines modified | Offset 1453, 17 lines modified | ||
| 1453 | ····················Dn·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), | 1453 | ····················Dn·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), |
| 1454 | ····················ModifyOps·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()], | 1454 | ····················ModifyOps·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()], |
| 1455 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, | 1455 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, |
| 1456 | ····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1456 | ····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1457 | ······</div> | 1457 | ······</div> |
| 1458 | <p>Modify·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">modify</span><span·class="p"·data-group-id=" | 1458 | <p>Modify·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nf">modify</span><span·class="p"·data-group-id="7117231029-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"cn=Bill·Valentine,·ou=people,·o=Example·Org,·dc=example,·dc=com"</span><span·class="p">,</span><span·class="w"> |
| 1459 | ·········</span><span·class="p"·data-group-id=" | 1459 | ·········</span><span·class="p"·data-group-id="7117231029-2">[</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">mod_replace</span><span·class="p"·data-group-id="7117231029-3">(</span><span·class="s">"telephoneNumber"</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·197,·SHA:·6d5c5f71fd32206df0ba2169fe9c6bbf9a8277f84d189c5872bcc2fb023ad7d8·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1460 | » ··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">mod_add</span><span·class="p"·data-group-id=" | 1460 | » ··</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">mod_add</span><span·class="p"·data-group-id="7117231029-5">(</span><span·class="s">"description"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7117231029-6">[</span><span·class="s">"LDAP·Hacker"</span><span·class="p"·data-group-id="7117231029[·...·truncated·by·diffoscope;·len:·183,·SHA:·45b1f8b2b35c3d106dd070ab9f2c2ef30d6573692710d6cf9d8269fb34dc7c19·...·]-1">)</span></code></pre> |
| 1461 | ··</section> | 1461 | ··</section> |
| 1462 | </section> | 1462 | </section> |
| 1463 | <section·class="detail"·id="modify_dn/5"> | 1463 | <section·class="detail"·id="modify_dn/5"> |
| 1464 | ··<div·class="detail-header"> | 1464 | ··<div·class="detail-header"> |
| 1465 | ····<a·href="#modify_dn/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1465 | ····<a·href="#modify_dn/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1466 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1466 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1757, 16 lines modified | Offset 1757, 16 lines modified | ||
| 1757 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()} | 1757 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()} |
| 1758 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>().</pre> | 1758 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>().</pre> |
| 1759 | ······</div> | 1759 | ······</div> |
| 1760 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·for·use·in | 1760 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·for·use·in |
| 1761 | <code·class="inline">search/3</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Control</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id=" | 1761 | <code·class="inline">search/3</code>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Control</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="9358915542-1">(</span><span·class="mi">50</span><span·class="p"·data-group-id="9358915542-1">)</span><span·class="p">,</span><span·class="w"> |
| 1762 | </span><span·class="p"·data-group-id=" | 1762 | </span><span·class="p"·data-group-id="9358915542-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SearchResults</span><span·class="p"·data-group-id="9358915542-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·727,·SHA:·d13c9eb1d264632ce79c11527d7929e41e3ed509c7427f06ef7bb3d979cd9d3e·...·]-3">)</span><span·class="p">,</span></code></pre> |
| 1763 | ··</section> | 1763 | ··</section> |
| 1764 | </section> | 1764 | </section> |
| 1765 | <section·class="detail"·id="paged_result_control/2"> | 1765 | <section·class="detail"·id="paged_result_control/2"> |
| 1766 | ··<div·class="detail-header"> | 1766 | ··<div·class="detail-header"> |
| 1767 | ····<a·href="#paged_result_control/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1767 | ····<a·href="#paged_result_control/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1789, 20 lines modified | Offset 1789, 20 lines modified | ||
| 1789 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize,·Cookie)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()} | 1789 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·paged_result_control(PageSize,·Cookie)·->·{control,·ControlOID,·true,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()} |
| 1790 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·Cookie·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>().</pre> | 1790 | ······························when·PageSize·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·Cookie·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(),·ControlOID·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>().</pre> |
| 1791 | ······</div> | 1791 | ······</div> |
| 1792 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·and·cookie·for·use | 1792 | <p>Paged·results·is·an·extension·to·the·LDAP·protocol·specified·by·RFC2696</p><p>This·function·creates·a·control·with·the·specified·page·size·and·cookie·for·use |
| 1793 | in·<code·class="inline">search/3</code>·to·retrieve·the·next·results·page.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">PageSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">50</span><span·class="p">,</span><span·class="w"> | 1793 | in·<code·class="inline">search/3</code>·to·retrieve·the·next·results·page.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">PageSize</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">50</span><span·class="p">,</span><span·class="w"> |
| 1794 | </span><span·class="n">Control1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="63 | 1794 | </span><span·class="n">Control1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="9683016793-1">(</span><span·class="n">PageSize</span><span·class="p"·data-group-id="9683016793-1">)</span><span·class="p">,</span><span·class="w"> |
| 1795 | </span><span·class="p"·data-group-id="63 | 1795 | </span><span·class="p"·data-group-id="9683016793-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SearchResults1</span><span·class="p"·data-group-id="9683016793-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·729,·SHA:·c477979695e1d28df589ca5e9f7beaefd57fc93288ed8685325314103cfa83ba·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1796 | </span><span·class="c1">%%·retrieve·the·returned·cookie·from·the·search·results</span><span·class="w"> | 1796 | </span><span·class="c1">%%·retrieve·the·returned·cookie·from·the·search·results</span><span·class="w"> |
| 1797 | </span><span·class="p"·data-group-id="63 | 1797 | </span><span·class="p"·data-group-id="9683016793-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cookie1</span><span·class="p"·data-group-id="9683016793-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·222,·SHA:·7edf863ba03f0df7c02318b19ed10238a16c6dd36c920d3e9f84dc68000afc1e·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 1798 | </span><span·class="n">Control2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="63 | 1798 | </span><span·class="n">Control2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">paged_result_control</span><span·class="p"·data-group-id="9683016793-9">(</span><span·class="n">PageSize</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cookie1</span><span·class="p"·data-group-id="9683016793-9">)</span><span·class="p">,</span><span·class="w"> |
| 1799 | </span><span·class="p"·data-group-id="63 | 1799 | </span><span·class="p"·data-group-id="9683016793-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SearchResults2</span><span·class="p"·data-group-id="9683016793-10">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·790,·SHA:·a0a455f2e97cb1ae47aa2f30b5c4799c4fd9619423d749744008c2f8ef53e910·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 1800 | </span><span·class="c1">%%·etc</span></code></pre> | 1800 | </span><span·class="c1">%%·etc</span></code></pre> |
| 1801 | ··</section> | 1801 | ··</section> |
| 1802 | </section> | 1802 | </section> |
| 1803 | <section·class="detail"·id="paged_result_cookie/1"> | 1803 | <section·class="detail"·id="paged_result_cookie/1"> |
| 1804 | ··<div·class="detail-header"> | 1804 | ··<div·class="detail-header"> |
| 1805 | ····<a·href="#paged_result_cookie/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1805 | ····<a·href="#paged_result_cookie/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1908, 16 lines modified | Offset 1908, 16 lines modified | ||
| 1908 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, | 1908 | ····················Refs·::·{referral,·<a·href="#t:referrals/0">referrals</a>()}, |
| 1909 | ····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1909 | ····················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1910 | ······</div> | 1910 | ······</div> |
| 1911 | <p>Search·the·directory·with·the·supplied·the·SearchOptions.</p><p>The·base·and·filter | 1911 | <p>Search·the·directory·with·the·supplied·the·SearchOptions.</p><p>The·base·and·filter |
| 1912 | options·must·be·supplied.·Default·values:·scope·is·<a·href="#wholeSubtree/0"><code·class="inline">wholeSubtree/0</code></a>,·deref·is | 1912 | options·must·be·supplied.·Default·values:·scope·is·<a·href="#wholeSubtree/0"><code·class="inline">wholeSubtree/0</code></a>,·deref·is |
| 1913 | <a·href="#derefAlways/0"><code·class="inline">derefAlways/0</code></a>,·types_only·is·<code·class="inline">false</code>·and·timeout·is·<code·class="inline">0</code>·(meaning·infinity).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">substrings</span><span·class="p"·data-group-id=" | 1913 | <a·href="#derefAlways/0"><code·class="inline">derefAlways/0</code></a>,·types_only·is·<code·class="inline">false</code>·and·timeout·is·<code·class="inline">0</code>·(meaning·infinity).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">eldap</span><span·class="p">:</span><span·class="nf">substrings</span><span·class="p"·data-group-id="1817351822-1">(</span><span·class="s">"cn"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1817351822-2">[</span><span·class="p"·data-group-id="1817351822-3">{</span><span·class="ss">any</span><span·class="p">[·...·truncated·by·diffoscope;·len:·191,·SHA:·e9712c43bee1595366e5e43c332907d7e46b527ab40a4674a51b3f4a35903f6f·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 1914 | ··</span><span·class="nf">search</span><span·class="p"·data-group-id=" | 1914 | ··</span><span·class="nf">search</span><span·class="p"·data-group-id="1817351822-4">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1817351822-5">[</span><span·class="p"·data-group-id="1817351822-6">{</span><span·class="ss">base</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·865,·SHA:·d210f152481e35b646f4ef2fcfb9621f087de17637b333cb633d33dadeb296db·...·]-4">)</span><span·class="p">,</span></code></pre><p>The·<code·class="inline">timeout</code>·option·in·the·<code·class="inline">SearchOptions</code>·is·for·the·ldap·server,·while·the |
| 1915 | timeout·in·<a·href="#open/2">eldap:open/2</a>·is·used·for·each·individual·request·in·the | 1915 | timeout·in·<a·href="#open/2">eldap:open/2</a>·is·used·for·each·individual·request·in·the |
| 1916 | search·operation.</p> | 1916 | search·operation.</p> |
| 1917 | ··</section> | 1917 | ··</section> |
| 1918 | </section> | 1918 | </section> |
| 1919 | <section·class="detail"·id="simple_bind/3"> | 1919 | <section·class="detail"·id="simple_bind/3"> |
| 1920 | ··<div·class="detail-header"> | 1920 | ··<div·class="detail-header"> |
| Offset 2137, 15 lines modified | Offset 2137, 15 lines modified | ||
| 2137 | ······<p·class="built-using"> | 2137 | ······<p·class="built-using"> |
| 2138 | ········Built·using | 2138 | ········Built·using |
| 2139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2141 | ······</p> | 2141 | ······</p> |
| 2142 | <p>Copyright·©·1996-202 | 2142 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2143 | ····</footer> | 2143 | ····</footer> |
| 2144 | ··</div> | 2144 | ··</div> |
| 2145 | </main> | 2145 | </main> |
| 2146 | </div> | 2146 | </div> |
| 2147 | <script> | 2147 | <script> |
| 2148 | ··function·mermaidLoaded()·{ | 2148 | ··function·mermaidLoaded()·{ |
| 2149 | ····mermaid.initialize({ | 2149 | ····mermaid.initialize({ |
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| 511 | ······<p·class="built-using"> | 511 | ······<p·class="built-using"> |
| 512 | ········Built·using | 512 | ········Built·using |
| 513 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 513 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 514 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 514 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 515 | ······</p> | 515 | ······</p> |
| 516 | <p>Copyright·©·1996-202 | 516 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 517 | ····</footer> | 517 | ····</footer> |
| 518 | ··</div> | 518 | ··</div> |
| 519 | </main> | 519 | </main> |
| 520 | </div> | 520 | </div> |
| 521 | <script> | 521 | <script> |
| 522 | ··function·mermaidLoaded()·{ | 522 | ··function·mermaidLoaded()·{ |
| 523 | ····mermaid.initialize({ | 523 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 13 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 13 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 14 | dist/lato-latin-400-normal-W7754I4D.woff2 | 14 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 15 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 15 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 16 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 16 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 17 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 17 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 18 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 18 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 19 | dist/remixicon-NKANDIL5.woff2 | 19 | dist/remixicon-NKANDIL5.woff2 |
| 20 | dist/search_data- | 20 | dist/search_data-1F14090C.js |
| 21 | dist/sidebar_items-8A5CCEF3.js | 21 | dist/sidebar_items-8A5CCEF3.js |
| 22 | ei.html | 22 | ei.html |
| 23 | ei_connect.html | 23 | ei_connect.html |
| 24 | ei_global.html | 24 | ei_global.html |
| 25 | ei_users_guide.html | 25 | ei_users_guide.html |
| 26 | erl_call_cmd.html | 26 | erl_call_cmd.html |
| 27 | index.html | 27 | index.html |
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| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
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| 1023 | ······<p·class="built-using"> | 1023 | ······<p·class="built-using"> |
| 1024 | ········Built·using | 1024 | ········Built·using |
| 1025 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1025 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1026 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1026 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1027 | ······</p> | 1027 | ······</p> |
| 1028 | <p>Copyright·©·1996-202 | 1028 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1029 | ····</footer> | 1029 | ····</footer> |
| 1030 | ··</div> | 1030 | ··</div> |
| 1031 | </main> | 1031 | </main> |
| 1032 | </div> | 1032 | </div> |
| 1033 | <script> | 1033 | <script> |
| 1034 | ··function·mermaidLoaded()·{ | 1034 | ··function·mermaidLoaded()·{ |
| 1035 | ····mermaid.initialize({ | 1035 | ····mermaid.initialize({ |
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| 871 | ······<p·class="built-using"> | 871 | ······<p·class="built-using"> |
| 872 | ········Built·using | 872 | ········Built·using |
| 873 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 873 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 874 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 874 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 875 | ······</p> | 875 | ······</p> |
| 876 | <p>Copyright·©·1996-202 | 876 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 877 | ····</footer> | 877 | ····</footer> |
| 878 | ··</div> | 878 | ··</div> |
| 879 | </main> | 879 | </main> |
| 880 | </div> | 880 | </div> |
| 881 | <script> | 881 | <script> |
| 882 | ··function·mermaidLoaded()·{ | 882 | ··function·mermaidLoaded()·{ |
| 883 | ····mermaid.initialize({ | 883 | ····mermaid.initialize({ |
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| 200 | ······<p·class="built-using"> | 200 | ······<p·class="built-using"> |
| 201 | ········Built·using | 201 | ········Built·using |
| 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 202 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 203 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 204 | ······</p> | 204 | ······</p> |
| 205 | <p>Copyright·©·1996-202 | 205 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 206 | ····</footer> | 206 | ····</footer> |
| 207 | ··</div> | 207 | ··</div> |
| 208 | </main> | 208 | </main> |
| 209 | </div> | 209 | </div> |
| 210 | <script> | 210 | <script> |
| 211 | ··function·mermaidLoaded()·{ | 211 | ··function·mermaidLoaded()·{ |
| 212 | ····mermaid.initialize({ | 212 | ····mermaid.initialize({ |
| Offset 425, 15 lines modified | Offset 425, 15 lines modified | ||
| 425 | ······<p·class="built-using"> | 425 | ······<p·class="built-using"> |
| 426 | ········Built·using | 426 | ········Built·using |
| 427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 429 | ······</p> | 429 | ······</p> |
| 430 | <p>Copyright·©·1996-202 | 430 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 431 | ····</footer> | 431 | ····</footer> |
| 432 | ··</div> | 432 | ··</div> |
| 433 | </main> | 433 | </main> |
| 434 | </div> | 434 | </div> |
| 435 | <script> | 435 | <script> |
| 436 | ··function·mermaidLoaded()·{ | 436 | ··function·mermaidLoaded()·{ |
| 437 | ····mermaid.initialize({ | 437 | ····mermaid.initialize({ |
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| 247 | ·{<madonna@chivas.du.etx.ericsson.se,17,0>, | 247 | ·{<madonna@chivas.du.etx.ericsson.se,17,0>, |
| 248 | ··················{registered_name,code_server}}, | 248 | ··················{registered_name,code_server}}, |
| 249 | ·{<madonna@chivas.du.etx.ericsson.se,20,0>, | 249 | ·{<madonna@chivas.du.etx.ericsson.se,20,0>, |
| 250 | ··················{registered_name,user}}, | 250 | ··················{registered_name,user}}, |
| 251 | ·{<madonna@chivas.du.etx.ericsson.se,38,0>, | 251 | ·{<madonna@chivas.du.etx.ericsson.se,38,0>, |
| 252 | ··················[]}]</code></pre><p>To·forward·standard·output·without·printing·the·result·term·(<em>again,·the·input | 252 | ··················[]}]</code></pre><p>To·forward·standard·output·without·printing·the·result·term·(<em>again,·the·input |
| 253 | ends·with·EOF·(Control-D)</em>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">erl_call</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">s</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">e</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">madonna</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fetch_stdout</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">no_result_term</span><span·class="w"> | 253 | ends·with·EOF·(Control-D)</em>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">erl_call</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">s</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">e</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">madonna</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">fetch_stdout</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">no_result_term</span><span·class="w"> |
| 254 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6616936843-1">(</span><span·class="s">"Number·of·schedulers:·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6616936843-2">[</span><[·...·truncated·by·diffoscope;·len:·322,·SHA:·fc3010c17ef48a4ba8511a9858d460f605cc957e3c2b09eeec233f18fce04e34·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 255 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 255 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6616936843-4">(</span><span·class="s">"Number·of·logical·cores:·</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6616936843-5">[</spa[·...·truncated·by·diffoscope;·len:·343,·SHA:·303f8bccab0bd86ce7e2fa3047f8b80337fa005b315c4694f842fc3360967bb3·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="err">^</span><span·class="n">D</span><span·class="w"> | 256 | </span><span·class="err">^</span><span·class="n">D</span><span·class="w"> |
| 257 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="nc">schedulers</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span><span·class="w"> | 257 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="nc">schedulers</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span><span·class="w"> |
| 258 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">logical</span><span·class="w">·</span><span·class="nc">cores</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span></code></pre> | 258 | </span><span·class="n">Number</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">logical</span><span·class="w">·</span><span·class="nc">cores</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">8</span></code></pre> |
| 259 | </div> | 259 | </div> |
| 260 | <div·class="bottom-actions"·id="bottom-actions"> | 260 | <div·class="bottom-actions"·id="bottom-actions"> |
| 261 | ··<div·class="bottom-actions-item"> | 261 | ··<div·class="bottom-actions-item"> |
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| 302 | ······<p·class="built-using"> | 302 | ······<p·class="built-using"> |
| 303 | ········Built·using | 303 | ········Built·using |
| 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 306 | ······</p> | 306 | ······</p> |
| 307 | <p>Copyright·©·1996-202 | 307 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 308 | ····</footer> | 308 | ····</footer> |
| 309 | ··</div> | 309 | ··</div> |
| 310 | </main> | 310 | </main> |
| 311 | </div> | 311 | </div> |
| 312 | <script> | 312 | <script> |
| 313 | ··function·mermaidLoaded()·{ | 313 | ··function·mermaidLoaded()·{ |
| 314 | ····mermaid.initialize({ | 314 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:30,·uncompressed·size·20,·method=store |
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| 1803 | ······<p·class="built-using"> | 1803 | ······<p·class="built-using"> |
| 1804 | ········Built·using | 1804 | ········Built·using |
| 1805 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1805 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1806 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1806 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1807 | ······</p> | 1807 | ······</p> |
| 1808 | <p>Copyright·©·1996-202 | 1808 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1809 | ····</footer> | 1809 | ····</footer> |
| 1810 | ··</div> | 1810 | ··</div> |
| 1811 | </main> | 1811 | </main> |
| 1812 | </div> | 1812 | </div> |
| 1813 | <script> | 1813 | <script> |
| 1814 | ··function·mermaidLoaded()·{ | 1814 | ··function·mermaidLoaded()·{ |
| 1815 | ····mermaid.initialize({ | 1815 | ····mermaid.initialize({ |
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| 108 | <div·id="search"> | 108 | <div·id="search"> |
| 109 | ··<h1> | 109 | ··<h1> |
| 110 | ····<span></span> | 110 | ····<span></span> |
| 111 | ··</h1> | 111 | ··</h1> |
| 112 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 112 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 113 | </div> | 113 | </div> |
| 114 | <script·src="dist/search_data- | 114 | <script·src="dist/search_data-1F14090C.js"></script> |
| 115 | ····<footer·class="footer"> | 115 | ····<footer·class="footer"> |
| 116 | ······<p> | 116 | ······<p> |
| 117 | ········<span·class="line"> | 117 | ········<span·class="line"> |
| 118 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 118 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 119 | ············Search·HexDocs | 119 | ············Search·HexDocs |
| 120 | ··········</button> | 120 | ··········</button> |
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| 131 | ······<p·class="built-using"> | 131 | ······<p·class="built-using"> |
| 132 | ········Built·using | 132 | ········Built·using |
| 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 133 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 134 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 135 | ······</p> | 135 | ······</p> |
| 136 | <p>Copyright·©·1996-202 | 136 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 137 | ····</footer> | 137 | ····</footer> |
| 138 | ··</div> | 138 | ··</div> |
| 139 | </main> | 139 | </main> |
| 140 | </div> | 140 | </div> |
| 141 | <script> | 141 | <script> |
| 142 | ··function·mermaidLoaded()·{ | 142 | ··function·mermaidLoaded()·{ |
| 143 | ····mermaid.initialize({ | 143 | ····mermaid.initialize({ |
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| 26 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 26 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 27 | dist/lato-latin-400-normal-W7754I4D.woff2 | 27 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 29 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 29 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 30 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 30 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 31 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 31 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 32 | dist/remixicon-NKANDIL5.woff2 | 32 | dist/remixicon-NKANDIL5.woff2 |
| 33 | dist/search_data- | 33 | dist/search_data-C01CA0BB.js |
| 34 | dist/sidebar_items-639C3385.js | 34 | dist/sidebar_items-639C3385.js |
| 35 | et.html | 35 | et.html |
| 36 | et_collector.html | 36 | et_collector.html |
| 37 | et_desc.html | 37 | et_desc.html |
| 38 | et_examples.html | 38 | et_examples.html |
| 39 | et_intro.html | 39 | et_intro.html |
| 40 | et_selector.html | 40 | et_selector.html |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:34,·uncompressed·size·20,·method=store |
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| 536 | ······<p·class="built-using"> | 536 | ······<p·class="built-using"> |
| 537 | ········Built·using | 537 | ········Built·using |
| 538 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 538 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 539 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 539 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 540 | ······</p> | 540 | ······</p> |
| 541 | <p>Copyright·©·1996-202 | 541 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 542 | ····</footer> | 542 | ····</footer> |
| 543 | ··</div> | 543 | ··</div> |
| 544 | </main> | 544 | </main> |
| 545 | </div> | 545 | </div> |
| 546 | <script> | 546 | <script> |
| 547 | ··function·mermaidLoaded()·{ | 547 | ··function·mermaidLoaded()·{ |
| 548 | ····mermaid.initialize({ | 548 | ····mermaid.initialize({ |
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| 1473 | ······<p·class="built-using"> | 1473 | ······<p·class="built-using"> |
| 1474 | ········Built·using | 1474 | ········Built·using |
| 1475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1475 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1476 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1477 | ······</p> | 1477 | ······</p> |
| 1478 | <p>Copyright·©·1996-202 | 1478 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1479 | ····</footer> | 1479 | ····</footer> |
| 1480 | ··</div> | 1480 | ··</div> |
| 1481 | </main> | 1481 | </main> |
| 1482 | </div> | 1482 | </div> |
| 1483 | <script> | 1483 | <script> |
| 1484 | ··function·mermaidLoaded()·{ | 1484 | ··function·mermaidLoaded()·{ |
| 1485 | ····mermaid.initialize({ | 1485 | ····mermaid.initialize({ |
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| 134 | <p>The·two·major·components·of·the·<code·class="inline">Event·Tracer·(ET)</code>·tool·is·a·graphical·sequence | 134 | <p>The·two·major·components·of·the·<code·class="inline">Event·Tracer·(ET)</code>·tool·is·a·graphical·sequence |
| 135 | chart·viewer·(<code·class="inline">et_viewer</code>)·and·its·backing·storage·(<code·class="inline">et_collector</code>).·One | 135 | chart·viewer·(<code·class="inline">et_viewer</code>)·and·its·backing·storage·(<code·class="inline">et_collector</code>).·One |
| 136 | <code·class="inline">Collector</code>·may·be·used·as·backing·storage·for·several·simultaneous·<code·class="inline">Viewers</code> | 136 | <code·class="inline">Collector</code>·may·be·used·as·backing·storage·for·several·simultaneous·<code·class="inline">Viewers</code> |
| 137 | where·each·one·may·display·a·different·view·of·the·same·trace·data.</p><p>The·interface·between·the·<code·class="inline">Collector</code>·and·its·<code·class="inline">Viewers</code>·is·public·in·order·to | 137 | where·each·one·may·display·a·different·view·of·the·same·trace·data.</p><p>The·interface·between·the·<code·class="inline">Collector</code>·and·its·<code·class="inline">Viewers</code>·is·public·in·order·to |
| 138 | enable·other·types·of·<code·class="inline">Viewers</code>.·However·in·the·following·text·we·will·focus·on | 138 | enable·other·types·of·<code·class="inline">Viewers</code>.·However·in·the·following·text·we·will·focus·on |
| 139 | usage·of·the·<code·class="inline">et_viewer</code>.</p><p>The·main·start·function·is·<a·href="et_viewer.html#start/1"><code·class="inline">et_viewer:start/1</code></a>.·By·default·it·will·start·both·an | 139 | usage·of·the·<code·class="inline">et_viewer</code>.</p><p>The·main·start·function·is·<a·href="et_viewer.html#start/1"><code·class="inline">et_viewer:start/1</code></a>.·By·default·it·will·start·both·an |
| 140 | <code·class="inline">et_collector</code>·and·an·<code·class="inline">et_viewer</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-pa·et/examples</span><span·class="w"> | 140 | <code·class="inline">et_collector</code>·and·an·<code·class="inline">et_viewer</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-pa·et/examples</span><span·class="w"> |
| 141 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B03</span><span·class="w">·</span><span·class="p"·data-group-id=" | 141 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R13B03</span><span·class="w">·</span><span·class="p"·data-group-id="5686120420-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.7</span><span·class="p">.</span><span·class="mi">4</span><span·class="p"·data-group-id="5686120420-1">)</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1130,·SHA:·f53233ef9d8b214bda4247713a9f79ad6a904811fa2db72056f720c2cefad99a·...·]-6">]</span><span·class="w"> |
| 142 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.4</span><span·class="w">··</span><span·class="p"·data-group-id=" | 142 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.4</span><span·class="w">··</span><span·class="p"·data-group-id="5686120420-7">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="5686120420-7">)</span><span·class="gp·unselectable"> |
| 143 | 1>·</span><span·class="p"·data-group-id=" | 143 | 1>·</span><span·class="p"·data-group-id="5686120420-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Viewer</span><span·class="p"·data-group-id="5686120420-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·282,·SHA:·96cd4164423d4fbd71e052ce99c74e9f8c70d995f7818678643aed7b351d83a3·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p"·data-group-id=" | 144 | </span><span·class="p"·data-group-id="5686120420-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.40</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="5686120420-11">}</span></code></pre><p>A·<code·class="inline">Viewer</code>·gets·trace·<code·class="inline">Events</code>·from·its·<code·class="inline">Collector</code>·by·polling·it·regularly·for |
| 145 | more·<code·class="inline">Events</code>·to·display.·<code·class="inline">Events</code>·are·for·example·reported·to·the·<code·class="inline">Collector</code> | 145 | more·<code·class="inline">Events</code>·to·display.·<code·class="inline">Events</code>·are·for·example·reported·to·the·<code·class="inline">Collector</code> |
| 146 | with·<a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">Collector</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id=" | 146 | with·<a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">Collector</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id="8052845548-1">(</span><span·class="n">Viewer</span><span·class="p"·data-group-id="8052845548-1">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 147 | </span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 148 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 148 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-2">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_outer</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 149 | 3>·</span><span·class="w">··························</span><span·class="s">"Start·outer·transaction"</span><span·class="p"·data-group-id=" | 149 | 3>·</span><span·class="w">··························</span><span·class="s">"Start·outer·transaction"</span><span·class="p"·data-group-id="8052845548-2">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 150 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 150 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-3">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">40</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">new_tid</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 151 | 3>·</span><span·class="w">··························</span><span·class="s">"New·transaction·id·is·4711"</span><span·class="p"·data-group-id=" | 151 | 3>·</span><span·class="w">··························</span><span·class="s">"New·transaction·id·is·4711"</span><span·class="p"·data-group-id="8052845548-3">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 152 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 152 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-4">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">try_write_lock</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 153 | 3>·</span><span·class="w">··························</span><span·class="s">"Acquire·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id=" | 153 | 3>·</span><span·class="w">··························</span><span·class="s">"Acquire·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id="8052845548-4">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 154 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 154 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-5">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">10</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">granted</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 155 | 3>·</span><span·class="w">··························</span><span·class="s">"You·got·the·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id=" | 155 | 3>·</span><span·class="w">··························</span><span·class="s">"You·got·the·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id="8052845548-5">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 156 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 156 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-6">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">do_commit</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 157 | 3>·</span><span·class="w">··························</span><span·class="s">"Perform··transaction·commit"</span><span·class="p"·data-group-id=" | 157 | 3>·</span><span·class="w">··························</span><span·class="s">"Perform··transaction·commit"</span><span·class="p"·data-group-id="8052845548-6">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 158 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 158 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-7">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">40</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">release_tid</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 159 | 3>·</span><span·class="w">··························</span><span·class="s">"Release·all·locks·for·transaction·4711"</span><span·class="p"·data-group-id=" | 159 | 3>·</span><span·class="w">··························</span><span·class="s">"Release·all·locks·for·transaction·4711"</span><span·class="p"·data-group-id="8052845548-7">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 160 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 160 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-8">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete_transaction</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 161 | 3>·</span><span·class="w">··························</span><span·class="s">"End·of·outer·transaction"</span><span·class="p"·data-group-id=" | 161 | 3>·</span><span·class="w">··························</span><span·class="s">"End·of·outer·transaction"</span><span·class="p"·data-group-id="8052845548-8">)</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 162 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 162 | 3>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="8052845548-9">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_outer</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 163 | 3>·</span><span·class="w">··························</span><span·class="s">"Transaction·returned·{atomic,·ok}"</span><span·class="p"·data-group-id=" | 163 | 3>·</span><span·class="w">··························</span><span·class="s">"Transaction·returned·{atomic,·ok}"</span><span·class="p"·data-group-id="8052845548-9">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id=" | 164 | </span><span·class="p"·data-group-id="8052845548-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8052845548-11">{</span><span·class="ss">table_handle</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.39</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="mi">16402</span><span·class="p">,</span><span·class="ss">trace_ts</span><span·class="p">,</span><span·class="w"> |
| 165 | ·····</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">et_collector</span><span·class="p">.</span><span·class="mf">0.62831470</span><span·class="o">></span><span·class="p"·data-group-id=" | 165 | ·····</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">et_collector</span><span·class="p">.</span><span·class="mf">0.62831470</span><span·class="o">></span><span·class="p"·data-group-id="8052845548-11">}</span><span·class="p"·data-group-id="8052845548-10">}</span></code></pre><p>This·actually·is·a·simulation·of·the·process·<code·class="inline">Events</code>·caused·by·a·<code·class="inline">Mnesia</code> |
| 166 | transaction·that·writes·a·record·in·a·local·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 166 | transaction·that·writes·a·record·in·a·local·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="2010463421-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="2010463421-2">(</span><span·class="p"·data-group-id="2010463421-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</[·...·truncated·by·diffoscope;·len:·541,·SHA:·84156f03f7f273071973e8c8abd7d06ce168654e313dc9ea63027146ae0455e3·...·]-1">)</span><span·class="p">.</span></code></pre><p>At·this·stage·when·we·have·a·couple·of·<code·class="inline">Events</code>,·it·is·time·to·show·how·it·looks |
| 167 | like·in·the·graphical·interface·of·<code·class="inline">et_viewer</code>:</p><p><img·src="assets/sim_trans.png"·alt="A·simulated·Mnesia·transaction·which·writes·one·record"·title="A·simulated·Mnesia·transaction·which·writes·one·record"/></p><p>In·the·sequence·chart,·the·actors·(which·symbolically·has·performed·the·<code·class="inline">Event</code>) | 167 | like·in·the·graphical·interface·of·<code·class="inline">et_viewer</code>:</p><p><img·src="assets/sim_trans.png"·alt="A·simulated·Mnesia·transaction·which·writes·one·record"·title="A·simulated·Mnesia·transaction·which·writes·one·record"/></p><p>In·the·sequence·chart,·the·actors·(which·symbolically·has·performed·the·<code·class="inline">Event</code>) |
| 168 | are·shown·as·named·vertical·bars.·The·order·of·the·actors·may·be·altered·by | 168 | are·shown·as·named·vertical·bars.·The·order·of·the·actors·may·be·altered·by |
| 169 | dragging·(hold·mouse·button·1·pressed·during·the·operation)·the·name·tag·of·an | 169 | dragging·(hold·mouse·button·1·pressed·during·the·operation)·the·name·tag·of·an |
| 170 | actor·and·drop·it·elsewhere:</p><p><img·src="assets/sim_trans_move_actor.png"·alt="Two·actors·has·switched·places"·title="Two·actors·has·switched·places"/></p><p>An·<code·class="inline">Event</code>·may·be·an·action·performed·by·one·single·actor·(blue·text·label)·or | 170 | actor·and·drop·it·elsewhere:</p><p><img·src="assets/sim_trans_move_actor.png"·alt="Two·actors·has·switched·places"·title="Two·actors·has·switched·places"/></p><p>An·<code·class="inline">Event</code>·may·be·an·action·performed·by·one·single·actor·(blue·text·label)·or |
| 171 | it·may·involve·two·actors·and·is·then·depicted·as·an·arrow·directed·from·one | 171 | it·may·involve·two·actors·and·is·then·depicted·as·an·arrow·directed·from·one |
| 172 | actor·to·another·(red·text·label).·Details·of·an·<code·class="inline">Event</code>·can·be·shown·by | 172 | actor·to·another·(red·text·label).·Details·of·an·<code·class="inline">Event</code>·can·be·shown·by |
| 173 | clicking·(press·and·release·the·mouse·button·1)·on·the·event·label·text·or·on | 173 | clicking·(press·and·release·the·mouse·button·1)·on·the·event·label·text·or·on |
| Offset 177, 19 lines modified | Offset 177, 19 lines modified | ||
| 177 | ··<a·href="#filters-and-dictionary"·class="hover-link"> | 177 | ··<a·href="#filters-and-dictionary"·class="hover-link"> |
| 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 178 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 179 | ··</a> | 179 | ··</a> |
| 180 | ··<span·class="text">Filters·and·dictionary</span> | 180 | ··<span·class="text">Filters·and·dictionary</span> |
| 181 | </h2> | 181 | </h2> |
| 182 | <p>The·<code·class="inline">Event·Tracer·(ET)</code>·uses·named·filters·in·various·contexts.·An·Event·Trace | 182 | <p>The·<code·class="inline">Event·Tracer·(ET)</code>·uses·named·filters·in·various·contexts.·An·Event·Trace |
| 183 | filter·is·an·<code·class="inline">Erlang·fun</code>·that·takes·some·trace·data·as·input·and·returns·a | 183 | filter·is·an·<code·class="inline">Erlang·fun</code>·that·takes·some·trace·data·as·input·and·returns·a |
| 184 | possibly·modified·version·of·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filter</span><span·class="p"·data-group-id=" | 184 | possibly·modified·version·of·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filter</span><span·class="p"·data-group-id="7580992781-1">(</span><span·class="n">TraceData</span><span·class="p"·data-group-id="7580992781-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">|</s[·...·truncated·by·diffoscope;·len:·329,·SHA:·817a155f7e3a041cfe1153a1735ef545f97a3ad401e0c9e85bb093094b553433·...·]-2">}</span><span·class="w"> |
| 185 | </span><span·class="n">TraceData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">erlang_trace_data</span><span·class="p"·data-group-id=" | 185 | </span><span·class="n">TraceData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">erlang_trace_data</span><span·class="p"·data-group-id="7580992781-3">(</span><span·class="p"·data-group-id="7580992781-3">)</span><span·class="w"> |
| 186 | </span><span·class="n">Event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id=" | 186 | </span><span·class="n">Event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="7580992781-4">{</span><span·class="p"·data-group-id="7580992781-4">}</span><span·class="w"> |
| 187 | </span><span·class="n">NewEvent</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id=" | 187 | </span><span·class="n">NewEvent</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="7580992781-5">{</span><span·class="p"·data-group-id="7580992781-5">}</span></code></pre><p>The·interface·of·the·filter·function·is·the·same·as·the·the·filter·functions·for |
| 188 | the·good·old·<a·href="../../../../lib/stdlib-6.2.1/doc/html/lists.html#filtermap/2"><code·class="inline">lists:filtermap/2</code></a>.·If·the·filter·returns·<code·class="inline">false</code>·it·means·that | 188 | the·good·old·<a·href="../../../../lib/stdlib-6.2.1/doc/html/lists.html#filtermap/2"><code·class="inline">lists:filtermap/2</code></a>.·If·the·filter·returns·<code·class="inline">false</code>·it·means·that |
| 189 | the·trace·data·should·silently·be·dropped.·<code·class="inline">true</code>·means·that·the·trace·data·data | 189 | the·trace·data·should·silently·be·dropped.·<code·class="inline">true</code>·means·that·the·trace·data·data |
| 190 | already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as·it·is.·<code·class="inline">true</code>·means | 190 | already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as·it·is.·<code·class="inline">true</code>·means |
| 191 | that·the·<code·class="inline">TraceData</code>·already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as | 191 | that·the·<code·class="inline">TraceData</code>·already·is·an·<code·class="inline">Event·Record</code>·and·that·it·should·be·kept·as |
| 192 | it·is.·<code·class="inline">{true,·NewEvent}</code>·means·that·the·original·trace·data·should·be·replaced | 192 | it·is.·<code·class="inline">{true,·NewEvent}</code>·means·that·the·original·trace·data·should·be·replaced |
| 193 | with·<code·class="inline">Event</code>.·This·provides·means·to·get·rid·of·unwanted·<code·class="inline">Events</code>·as·well·as | 193 | with·<code·class="inline">Event</code>.·This·provides·means·to·get·rid·of·unwanted·<code·class="inline">Events</code>·as·well·as |
| 194 | enabling·alternate·views·of·an·<code·class="inline">Event</code>.</p><p>The·first·filter·that·the·trace·data·is·exposed·for·is·the·<code·class="inline">Collector·Filter</code>. | 194 | enabling·alternate·views·of·an·<code·class="inline">Event</code>.</p><p>The·first·filter·that·the·trace·data·is·exposed·for·is·the·<code·class="inline">Collector·Filter</code>. |
| Offset 208, 29 lines modified | Offset 208, 29 lines modified | ||
| 208 | When·a·<code·class="inline">Viewer</code>·is·started·it·is·registered·as·a·subscriber·of·dictionary | 208 | When·a·<code·class="inline">Viewer</code>·is·started·it·is·registered·as·a·subscriber·of·dictionary |
| 209 | updates.</p><p>In·each·<code·class="inline">Viewer</code>·there·is·only·one·filter·that·is·active·and·all·trace·<code·class="inline">Events</code> | 209 | updates.</p><p>In·each·<code·class="inline">Viewer</code>·there·is·only·one·filter·that·is·active·and·all·trace·<code·class="inline">Events</code> |
| 210 | that·the·<code·class="inline">Viewer</code>·gets·from·the·<code·class="inline">Collector</code>·will·pass·thru·that·filter.·By | 210 | that·the·<code·class="inline">Viewer</code>·gets·from·the·<code·class="inline">Collector</code>·will·pass·thru·that·filter.·By |
| 211 | writing·clever·filters·it·is·possible·to·customize·how·the·<code·class="inline">Events</code>·looks·like | 211 | writing·clever·filters·it·is·possible·to·customize·how·the·<code·class="inline">Events</code>·looks·like |
| 212 | in·the·viewer.·The·following·filter·in·<code·class="inline">et/examples/et_demo.erl</code>·replaces·the | 212 | in·the·viewer.·The·following·filter·in·<code·class="inline">et/examples/et_demo.erl</code>·replaces·the |
| 213 | actor·names·<code·class="inline">mnesia_tm</code>·and·<code·class="inline">mnesia_locker</code>·and·leaves·everything·else·in·the | 213 | actor·names·<code·class="inline">mnesia_tm</code>·and·<code·class="inline">mnesia_locker</code>·and·leaves·everything·else·in·the |
| 214 | record·as·it·was:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 214 | record·as·it·was:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 215 | </span><span·class="nf">mgr_actors</span><span·class="p"·data-group-id=" | 215 | </span><span·class="nf">mgr_actors</span><span·class="p"·data-group-id="0294145918-1">(</span><span·class="n">E</span><span·class="p"·data-group-id="0294145918-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="0294145918-2">(</s[·...·truncated·by·diffoscope;·len:·146,·SHA:·8675a6c4f157b2a60aa5c0d524db4987ae053621edafb2414e7dc68b2c8c5e23·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | ····</span><span·class="n">Actor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="n">Actor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0294145918-3">(</span><span·class="n">A</span><span·class="p"·data-group-id="0294145918-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ···············</span><span·class="k">case</span><span·class="w">·</span><span·class="n">A</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 217 | ···············</span><span·class="k">case</span><span·class="w">·</span><span·class="n">A</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 218 | ···················</span><span·class="ss">mnesia_tm</span><span·class="w">·····</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">trans_mgr</span><span·class="p">;</span><span·class="w"> | 218 | ···················</span><span·class="ss">mnesia_tm</span><span·class="w">·····</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">trans_mgr</span><span·class="p">;</span><span·class="w"> |
| 219 | ···················</span><span·class="ss">mnesia_locker</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">lock_mgr</span><span·class="p">;</span><span·class="w"> | 219 | ···················</span><span·class="ss">mnesia_locker</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">lock_mgr</span><span·class="p">;</span><span·class="w"> |
| 220 | ···················</span><span·class="p">_</span><span·class="w">·············</span><span·class="p">-></span><span·class="w">·</span><span·class="n">A</span><span·class="w"> | 220 | ···················</span><span·class="p">_</span><span·class="w">·············</span><span·class="p">-></span><span·class="w">·</span><span·class="n">A</span><span·class="w"> |
| 221 | ···············</span><span·class="k">end</span><span·class="w"> | 221 | ···············</span><span·class="k">end</span><span·class="w"> |
| 222 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 222 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="p"·data-group-id="0294145918-4">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="0294145918-5">{</span><span·class="ss">from</span>[·...·truncated·by·diffoscope;·len:·323,·SHA:·815dcb23a4108d68bc77925d3a244a08981c01e2bee4bc8cb8e531446b041925·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ···················</span><span·class="ss">to</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Actor</span><span·class="p"·data-group-id=" | 224 | ···················</span><span·class="ss">to</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Actor</span><span·class="p"·data-group-id="0294145918-7">(</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">to</span><span·class="p"·data-group-id="0294145918-7">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ···················</span><span·class="ss">contents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | ···················</span><span·class="ss">contents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0294145918-8">[</span><span·class="p"·data-group-id="0294145918-9">{</span><span·class="ss">orig_from</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span[·...·truncated·by·diffoscope;·len:·70,·SHA:·84b67653c66e2d7b232809d155e63b40de34e6beb89fd04c0b31c3acede51101·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ·······························</span><span·class="p"·data-group-id=" | 226 | ·······························</span><span·class="p"·data-group-id="0294145918-10">{</span><span·class="ss">orig_to</span><span·class="p">,</span><span·class="w">···</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">to</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·51cf61479d15dfc49fe53b42364b6f32aa62ad99aac8e6df6a989e2fcf2c1407·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 227 | ·······························</span><span·class="p"·data-group-id=" | 227 | ·······························</span><span·class="p"·data-group-id="0294145918-11">{</span><span·class="ss">orig_contents</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">contents</span><span·class="p"[·...·truncated·by·diffoscope;·len:·949,·SHA:·391836531c5e4df6bfafa3e1807f088c8a52e5ada775277132dbdbdfb6a7b12a·...·]-2">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.13229925</span><span·class="o">></span><span·class="gp·unselectable"> | 228 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="p">.</span><span·class="mf">6.13229925</span><span·class="o">></span><span·class="gp·unselectable"> |
| 229 | 5>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">dict_insert</span><span·class="p"·data-group-id=" | 229 | 5>·</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">dict_insert</span><span·class="p"·data-group-id="0158194100-3">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0158194100-4">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mgr_ac[·...·truncated·by·diffoscope;·len:·179,·SHA:·1486e32a167be219ea63053b3e0773f3b1400a05fb54f7708c76bfbc81902390·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="ss">ok</span></code></pre><p>you·will·see·that·the·<code·class="inline">Filter</code>·menu·in·all·viewers·have·got·a·new·entry·called | 230 | </span><span·class="ss">ok</span></code></pre><p>you·will·see·that·the·<code·class="inline">Filter</code>·menu·in·all·viewers·have·got·a·new·entry·called |
| 231 | <code·class="inline">mgr_actors</code>.·Select·it,·and·a·new·<code·class="inline">Viewer</code>·window·will·pop·up:</p><p><img·src="assets/sim_trans_mgr_actors.png"·alt="The·same·trace·data·in·a·different·view"·title="The·same·trace·data·in·a·different·view"/></p><p>In·order·to·see·the·nitty·gritty·details·of·an·<code·class="inline">Event</code>·you·may·click·on·the | 231 | <code·class="inline">mgr_actors</code>.·Select·it,·and·a·new·<code·class="inline">Viewer</code>·window·will·pop·up:</p><p><img·src="assets/sim_trans_mgr_actors.png"·alt="The·same·trace·data·in·a·different·view"·title="The·same·trace·data·in·a·different·view"/></p><p>In·order·to·see·the·nitty·gritty·details·of·an·<code·class="inline">Event</code>·you·may·click·on·the |
| 232 | <code·class="inline">Event</code>·in·order·to·start·a·<code·class="inline">Contents·Viewer</code>·for·that·<code·class="inline">Event</code>.·In·the | 232 | <code·class="inline">Event</code>·in·order·to·start·a·<code·class="inline">Contents·Viewer</code>·for·that·<code·class="inline">Event</code>.·In·the |
| 233 | <code·class="inline">Contents·Viewer</code>·there·also·is·a·filter·menu·that·enables·inspection·of·the | 233 | <code·class="inline">Contents·Viewer</code>·there·also·is·a·filter·menu·that·enables·inspection·of·the |
| 234 | <code·class="inline">Event</code>·from·other·views·than·the·one·selected·in·the·viewer.·A·click·on·the | 234 | <code·class="inline">Event</code>·from·other·views·than·the·one·selected·in·the·viewer.·A·click·on·the |
| 235 | <code·class="inline">new_tid</code>·<code·class="inline">Event</code>·will·cause·a·<code·class="inline">Contents·Viewer</code>·window·to·pop·up,·showing·the | 235 | <code·class="inline">new_tid</code>·<code·class="inline">Event</code>·will·cause·a·<code·class="inline">Contents·Viewer</code>·window·to·pop·up,·showing·the |
| 236 | <code·class="inline">Event</code>·in·the·<code·class="inline">mgr_actors</code>·view:</p><p><img·src="assets/sim_trans_contents_viewer_mgr_actors.png"·alt="The·trace·Event·in·the·mgr_actors·view"·title="The·trace·Event·in·the·mgr_actors·view"/></p><p>Select·the·<code·class="inline">all</code>·entry·in·the·<code·class="inline">Filters</code>·menu·and·a·new·<code·class="inline">Contents·Viewer·window</code> | 236 | <code·class="inline">Event</code>·in·the·<code·class="inline">mgr_actors</code>·view:</p><p><img·src="assets/sim_trans_contents_viewer_mgr_actors.png"·alt="The·trace·Event·in·the·mgr_actors·view"·title="The·trace·Event·in·the·mgr_actors·view"/></p><p>Select·the·<code·class="inline">all</code>·entry·in·the·<code·class="inline">Filters</code>·menu·and·a·new·<code·class="inline">Contents·Viewer·window</code> |
| Offset 419, 15 lines modified | Offset 419, 15 lines modified | ||
| 419 | ······<p·class="built-using"> | 419 | ······<p·class="built-using"> |
| 420 | ········Built·using | 420 | ········Built·using |
| 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 423 | ······</p> | 423 | ······</p> |
| 424 | <p>Copyright·©·1996-202 | 424 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 425 | ····</footer> | 425 | ····</footer> |
| 426 | ··</div> | 426 | ··</div> |
| 427 | </main> | 427 | </main> |
| 428 | </div> | 428 | </div> |
| 429 | <script> | 429 | <script> |
| 430 | ··function·mermaidLoaded()·{ | 430 | ··function·mermaidLoaded()·{ |
| 431 | ····mermaid.initialize({ | 431 | ····mermaid.initialize({ |
| Offset 129, 178 lines modified | Offset 129, 178 lines modified | ||
| 129 | ··<a·href="#a-simulated-mnesia-transaction"·class="hover-link"> | 129 | ··<a·href="#a-simulated-mnesia-transaction"·class="hover-link"> |
| 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">A·simulated·Mnesia·transaction</span> | 132 | ··<span·class="text">A·simulated·Mnesia·transaction</span> |
| 133 | </h2> | 133 | </h2> |
| 134 | <p>The·Erlang·code·for·running·the·simulated·<code·class="inline">Mnesia</code>·transaction·example·in·the | 134 | <p>The·Erlang·code·for·running·the·simulated·<code·class="inline">Mnesia</code>·transaction·example·in·the |
| 135 | previous·chapter·is·included·in·the·<code·class="inline">et/examples/et_demo.erl</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 135 | previous·chapter·is·included·in·the·<code·class="inline">et/examples/et_demo.erl</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 136 | </span><span·class="nf">sim_trans</span><span·class="p"·data-group-id=" | 136 | </span><span·class="nf">sim_trans</span><span·class="p"·data-group-id="3054172879-1">(</span><span·class="p"·data-group-id="3054172879-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="nf">sim_trans</span><span·class="p"·data-group-id=" | 137 | ····</span><span·class="nf">sim_trans</span><span·class="p"·data-group-id="3054172879-2">(</span><span·class="p"·data-group-id="3054172879-3">[</span><span·class="p"·data-group-id="3054172879-3">]</span><span·class="p"·data-group-id="3054172879-2">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="nf">sim_trans</span><span·class="p"·data-group-id=" | 138 | </span><span·class="nf">sim_trans</span><span·class="p"·data-group-id="3054172879-4">(</span><span·class="n">ExtraOptions</span><span·class="p"·data-group-id="3054172879-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="n">Options</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="n">Options</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3054172879-5">[</span><span·class="p"·data-group-id="3054172879-6">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3054172879-7">{</span><span·class="ss">filter</span><span·class="p"[·...·truncated·by·diffoscope;·len:·395,·SHA:·ad631c55e959920c58ae6640300f17db2d5fdae82cfd8cd15e62dd93f8995ca9·...·]-5">]</span><span·class="p">,</span><span·class="w"> |
| 140 | ····</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="p"·data-group-id="3054172879-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Viewer</span><span·class="p"·data-group-id="3054172879-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·317,·SHA:·7a2893448d500f2f0aed0850757cc7a3d5507b62fa766feab9b421bd9a39f498·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 141 | ····</span><span·class="n">Collector</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="n">Collector</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id="3054172879-10">(</span><span·class="n">Viewer</span><span·class="p"·data-group-id="3054172879-10">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 142 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-11">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start_outer</span><span·class="p">,</span><span·class="w"> |
| 143 | ······························</span><span·class="s">"Start·outer·transaction"</span><span·class="p"·data-group-id=" | 143 | ······························</span><span·class="s">"Start·outer·transaction"</span><span·class="p"·data-group-id="3054172879-11">)</span><span·class="p">,</span><span·class="w"> |
| 144 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-12">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">40</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">new_tid</span><span·class="p">,</span><span·class="w"> |
| 145 | ······························</span><span·class="s">"New·transaction·id·is·4711"</span><span·class="p"·data-group-id=" | 145 | ······························</span><span·class="s">"New·transaction·id·is·4711"</span><span·class="p"·data-group-id="3054172879-12">)</span><span·class="p">,</span><span·class="w"> |
| 146 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 146 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-13">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">try_write_lock</span><span·class="p">,</span><span·class="w"> |
| 147 | ······························</span><span·class="s">"Acquire·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id=" | 147 | ······························</span><span·class="s">"Acquire·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id="3054172879-13">)</span><span·class="p">,</span><span·class="w"> |
| 148 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 148 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-14">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">10</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">granted</span><span·class="p">,</span><span·class="w"> |
| 149 | ······························</span><span·class="s">"You·got·the·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id=" | 149 | ······························</span><span·class="s">"You·got·the·write·lock·for·{my_tab,·key}"</span><span·class="p"·data-group-id="3054172879-14">)</span><span·class="p">,</span><span·class="w"> |
| 150 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 150 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-15">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">do_commit</span><span·class="p">,</span><span·class="w"> |
| 151 | ······························</span><span·class="s">"Perform··transaction·commit"</span><span·class="p"·data-group-id=" | 151 | ······························</span><span·class="s">"Perform··transaction·commit"</span><span·class="p"·data-group-id="3054172879-15">)</span><span·class="p">,</span><span·class="w"> |
| 152 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 152 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-16">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">40</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_locker</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">release_tid</span><span·class="p">,</span><span·class="w"> |
| 153 | ······························</span><span·class="s">"Release·all·locks·for·transaction·4711"</span><span·class="p"·data-group-id=" | 153 | ······························</span><span·class="s">"Release·all·locks·for·transaction·4711"</span><span·class="p"·data-group-id="3054172879-16">)</span><span·class="p">,</span><span·class="w"> |
| 154 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 154 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-17">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">60</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_tm</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete_transaction</span><span·class="p">,</span><span·class="w"> |
| 155 | ······························</span><span·class="s">"End·of·outer·transaction"</span><span·class="p"·data-group-id=" | 155 | ······························</span><span·class="s">"End·of·outer·transaction"</span><span·class="p"·data-group-id="3054172879-17">)</span><span·class="p">,</span><span·class="w"> |
| 156 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="3054172879-18">(</span><span·class="n">Collector</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_shell</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">end_outer</span><span·class="p">,</span><span·class="w"> |
| 157 | ······························</span><span·class="s">"Transaction·returned·{atomic,·ok}"</span><span·class="p"·data-group-id=" | 157 | ······························</span><span·class="s">"Transaction·returned·{atomic,·ok}"</span><span·class="p"·data-group-id="3054172879-18">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ····</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="p"·data-group-id="3054172879-19">{</span><span·class="ss">collector</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Collector</span><span·class="p"·data-group-id="3054172879-19">}</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 159 | </span><span·class="nf">mgr_actors</span><span·class="p"·data-group-id=" | 159 | </span><span·class="nf">mgr_actors</span><span·class="p"·data-group-id="1899041774-1">(</span><span·class="n">E</span><span·class="p"·data-group-id="1899041774-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="1899041774-2">(</s[·...·truncated·by·diffoscope;·len:·144,·SHA:·0f427ce8014dee6dedae88d7e243b86c7ed686fdf1228a8af9d51b49ee1efff5·...·]74-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="n">Actor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 160 | ····</span><span·class="n">Actor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1899041774-3">(</span><span·class="n">A</span><span·class="p"·data-group-id="1899041774-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ···············</span><span·class="k">case</span><span·class="w">·</span><span·class="n">A</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 161 | ···············</span><span·class="k">case</span><span·class="w">·</span><span·class="n">A</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 162 | ···················</span><span·class="ss">mnesia_tm</span><span·class="w">·····</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">trans_mgr</span><span·class="p">;</span><span·class="w"> | 162 | ···················</span><span·class="ss">mnesia_tm</span><span·class="w">·····</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">trans_mgr</span><span·class="p">;</span><span·class="w"> |
| 163 | ···················</span><span·class="ss">mnesia_locker</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">lock_mgr</span><span·class="p">;</span><span·class="w"> | 163 | ···················</span><span·class="ss">mnesia_locker</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">lock_mgr</span><span·class="p">;</span><span·class="w"> |
| 164 | ···················</span><span·class="p">_</span><span·class="w">·············</span><span·class="p">-></span><span·class="w">·</span><span·class="n">A</span><span·class="w"> | 164 | ···················</span><span·class="p">_</span><span·class="w">·············</span><span·class="p">-></span><span·class="w">·</span><span·class="n">A</span><span·class="w"> |
| 165 | ···············</span><span·class="k">end</span><span·class="w"> | 165 | ···············</span><span·class="k">end</span><span·class="w"> |
| 166 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 166 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 167 | ····</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="p"·data-group-id="1899041774-4">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="1899041774-5">{</span><span·class="ss">from</span>[·...·truncated·by·diffoscope;·len:·321,·SHA:·9920adcf19bffb195640b0a0c74a77809c4d9b4f406a4b633944af1ee33deeb1·...·]74-6">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ···················</span><span·class="ss">to</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Actor</span><span·class="p"·data-group-id=" | 168 | ···················</span><span·class="ss">to</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Actor</span><span·class="p"·data-group-id="1899041774-7">(</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">to</span><span·class="p"·data-group-id="1899041774-7">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ···················</span><span·class="ss">contents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 169 | ···················</span><span·class="ss">contents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1899041774-8">[</span><span·class="p"·data-group-id="1899041774-9">{</span><span·class="ss">orig_from</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span[·...·truncated·by·diffoscope;·len:·68,·SHA:·2cfec3220d2e0725beaad491d103d185ab94ebfaa8442638f73b811857556b8a·...·]74-9">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ·······························</span><span·class="p"·data-group-id=" | 170 | ·······························</span><span·class="p"·data-group-id="1899041774-10">{</span><span·class="ss">orig_to</span><span·class="p">,</span><span·class="w">···</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">to</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·14,·SHA:·d246f57700e6d1e405a74ea01e6584586e94f9c1f28a15dfec6adc62470a5485·...·]74-10">}</span><span·class="p">,</span><span·class="w"> |
| 171 | ·······························</span><span·class="p"·data-group-id=" | 171 | ·······························</span><span·class="p"·data-group-id="1899041774-11">{</span><span·class="ss">orig_contents</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">contents</span><span·class="p"[·...·truncated·by·diffoscope;·len:·184,·SHA:·5f75696418015d3c359b62b116afa1f4547fba1293bfba558ff5cf5c0f9c01c7·...·]74-4">}</span><span·class="p">.</span></code></pre><p>If·you·invoke·the·<code·class="inline">et_demo:sim_trans()</code>·function,·a·<code·class="inline">Viewer</code>·window·will·pop·up |
| 172 | and·the·sequence·trace·will·be·almost·the·same·as·if·the·following·<code·class="inline">Mnesia</code> | 172 | and·the·sequence·trace·will·be·almost·the·same·as·if·the·following·<code·class="inline">Mnesia</code> |
| 173 | transaction·would·have·been·run:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 173 | transaction·would·have·been·run:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="6258649746-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="6258649746-2">(</span><span·class="p"·data-group-id="6258649746-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</[·...·truncated·by·diffoscope;·len:·2205,·SHA:·f27aa72ec27cef2ae58c9ef0ab7a6e3f5d373507ead855601271414bf53b8414·...·]-6">]</span><span·class="w"> |
| 174 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.4</span><span·class="w">··</span><span·class="p"·data-group-id=" | 174 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">7.4</span><span·class="w">··</span><span·class="p"·data-group-id="4008234690-7">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="4008234690-7">)</span><span·class="gp·unselectable"> |
| 175 | 1>·</span><span·class="p"·data-group-id=" | 175 | 1>·</span><span·class="p"·data-group-id="4008234690-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Viewer</span><span·class="p"·data-group-id="4008234690-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·282,·SHA:·1d124a007f458a92be51624d77bb4374171516306eccb41efad0f6ca76d2c322·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="p"·data-group-id=" | 176 | </span><span·class="p"·data-group-id="4008234690-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.40</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">;</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·356b09460782bde520bdbda729daa38d80378cfd4717104a9ecbb50dd577ee18·...·]-11">}</span><span·class="gp·unselectable"> |
| 177 | 2>·</span><span·class="nc">et_demo</span><span·class="p">:</span><span·class="nf">sim_trans</span><span·class="p"·data-group-id=" | 177 | 2>·</span><span·class="nc">et_demo</span><span·class="p">:</span><span·class="nf">sim_trans</span><span·class="p"·data-group-id="4008234690-12">(</span><span·class="p"·data-group-id="4008234690-12">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="p"·data-group-id=" | 178 | </span><span·class="p"·data-group-id="4008234690-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4008234690-14">{</span><span·class="ss">table_handle</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.45</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="mi">24596</span><span·class="p">,</span><span·class="ss">trace_ts</span><span·class="p">,</span><span·class="w"> |
| 179 | ·····</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">et_collector</span><span·class="p">.</span><span·class="mf">0.62831470</span><span·class="o">></span><span·class="p"·data-group-id=" | 179 | ·····</span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">et_collector</span><span·class="p">.</span><span·class="mf">0.62831470</span><span·class="o">></span><span·class="p"·data-group-id="4008234690-14">}</span><span·class="p"·data-group-id="4008234690-13">}</span></code></pre><p><img·src="assets/sim_trans.png"·alt="A·simulated·Mnesia·transaction·which·writes·one·record"·title="A·simulated·Mnesia·transaction·which·writes·one·record"/></p><h2·id="some-convenient-functions-used-in-the-mnesia-transaction-example"·class="section-heading"> |
| 180 | ··<a·href="#some-convenient-functions-used-in-the-mnesia-transaction-example"·class="hover-link"> | 180 | ··<a·href="#some-convenient-functions-used-in-the-mnesia-transaction-example"·class="hover-link"> |
| 181 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 181 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 182 | ··</a> | 182 | ··</a> |
| 183 | ··<span·class="text">Some·convenient·functions·used·in·the·Mnesia·transaction·example</span> | 183 | ··<span·class="text">Some·convenient·functions·used·in·the·Mnesia·transaction·example</span> |
| 184 | </h2> | 184 | </h2> |
| 185 | <p>The·<code·class="inline">module_as_actor</code>·filter·converts·the·<code·class="inline">Event·Records</code>·so·the·module·names | 185 | <p>The·<code·class="inline">module_as_actor</code>·filter·converts·the·<code·class="inline">Event·Records</code>·so·the·module·names |
| 186 | becomes·actors·and·the·invoked·functions·becomes·labels.·If·the·information | 186 | becomes·actors·and·the·invoked·functions·becomes·labels.·If·the·information |
| 187 | about·who·the·caller·was·it·will·be·displayed·as·an·arrow·directed·from·the | 187 | about·who·the·caller·was·it·will·be·displayed·as·an·arrow·directed·from·the |
| 188 | caller·to·the·callee.·The·<code·class="inline">[{message,·{caller}},·{return_trace}]</code>·options·to | 188 | caller·to·the·callee.·The·<code·class="inline">[{message,·{caller}},·{return_trace}]</code>·options·to |
| 189 | <a·href="../../../../lib/runtime_tools-2.1.1/doc/html/dbg.html#tpl/2"><code·class="inline">dbg:tpl/2</code></a>·function·will·imply·the·necessary·information·in·the·Erlang·traces. | 189 | <a·href="../../../../lib/runtime_tools-2.1.1/doc/html/dbg.html#tpl/2"><code·class="inline">dbg:tpl/2</code></a>·function·will·imply·the·necessary·information·in·the·Erlang·traces. |
| 190 | Here·follows·the·<code·class="inline">module_as_actor</code>·filter:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 190 | Here·follows·the·<code·class="inline">module_as_actor</code>·filter:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 191 | </span><span·class="nf">module_as_actor</span><span·class="p"·data-group-id=" | 191 | </span><span·class="nf">module_as_actor</span><span·class="p"·data-group-id="3091401181-1">(</span><span·class="n">E</span><span·class="p"·data-group-id="3091401181-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="3091401181-2">(</s[·...·truncated·by·diffoscope;·len:·146,·SHA:·6a150d34902c9d6692ccb2eab1c7ff4f65506a69fec662bbc596b397a5aa35be·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keysearch</span><span·class="p"·data-group-id=" | 192 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keysearch</span><span·class="p"·data-group-id="3091401181-3">(</span><span·class="ss">mfa</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·cla[·...·truncated·by·diffoscope;·len:·88,·SHA:·0f5873b733fc46c1155f7064bbd16c059b8218205d9acb1f0617486256109cfb·...·]-3">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 193 | ········</span><span·class="p"·data-group-id=" | 193 | ········</span><span·class="p"·data-group-id="3091401181-4">{</span><span·class="ss">value</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3091401181-5">{</span><span·class="ss">mfa</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·363,·SHA:·4e65711a6e152249ea9399d4b1696234e552b9c1c6210a9a1371e473ba84b25e·...·]-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keysearch</span><span·class="p"·data-group-id=" | 194 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keysearch</span><span·class="p"·data-group-id="3091401181-7">(</span><span·class="ss">pam_result</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><s[·...·truncated·by·diffoscope;·len:·95,·SHA:·24e516d163a2ff7b9d733ffcb796dd6d09132142f915d2f297a4981b10732ae5·...·]-7">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 195 | ················</span><span·class="p"·data-group-id=" | 195 | ················</span><span·class="p"·data-group-id="3091401181-8">{</span><span·class="ss">value</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3091401181-9">{</span><span·class="ss">pam_result</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·399,·SHA:·02b1386df04df50c2af4645af280f7c7ff85780c2eca7bb9f1a988176c4c2e3f·...·]-8">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 196 | ····················</span><span·class="p"·data-group-id=" | 196 | ····················</span><span·class="p"·data-group-id="3091401181-11">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="3091401181-12">{</span><span·class="ss">label</sp[·...·truncated·by·diffoscope;·len:·537,·SHA:·ac7f977115e5ec8c77df861b9771bbf2ca3bf582b8cdd407471c3c1d5fbe0c2a·...·]-11">}</span><span·class="p">;</span><span·class="w"> |
| 197 | ················</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 197 | ················</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····················</span><span·class="p"·data-group-id=" | 198 | ····················</span><span·class="p"·data-group-id="3091401181-13">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p"·data-group-id="3091401181-14">{</span><span·class="ss">label</sp[·...·truncated·by·diffoscope;·len:·536,·SHA:·b85bdf92e2ebe486d83bcab787af73db7f83f4af4cb1939e51fc95f776dd74f7·...·]-13">}</span><span·class="w"> |
| 199 | ············</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 199 | ············</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 200 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 200 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ············</span><span·class="ss">false</span><span·class="w"> | 201 | ············</span><span·class="ss">false</span><span·class="w"> |
| 202 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">plain_process_info</code>·filter·does·not·alter·the·<code·class="inline">Event·Records</code>.·It·merely | 202 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">plain_process_info</code>·filter·does·not·alter·the·<code·class="inline">Event·Records</code>.·It·merely |
| 203 | ensures·that·the·event·not·related·to·processes·are·skipped:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 203 | ensures·that·the·event·not·related·to·processes·are·skipped:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 204 | </span><span·class="nf">plain_process_info</span><span·class="p"·data-group-id="23 | 204 | </span><span·class="nf">plain_process_info</span><span·class="p"·data-group-id="0236062424-1">(</span><span·class="n">E</span><span·class="p"·data-group-id="0236062424-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="0236062424-2">(</s[·...·truncated·by·diffoscope;·len:·146,·SHA:·0f4df3db659c5f39ef7e487a399f2143b809ab6bc36dfa50e16c580a9afe72a8·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">label</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 205 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">label</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 206 | ········</span><span·class="nb">send</span><span·class="w">··························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 206 | ········</span><span·class="nb">send</span><span·class="w">··························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 207 | ········</span><span·class="ss">send_to_non_existing_process</span><span·class="w">··</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 207 | ········</span><span·class="ss">send_to_non_existing_process</span><span·class="w">··</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 208 | ········</span><span·class="ss">'receive'</span><span·class="w">·····················</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 208 | ········</span><span·class="ss">'receive'</span><span·class="w">·····················</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 209 | ········</span><span·class="nb">spawn</span><span·class="w">·························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 209 | ········</span><span·class="nb">spawn</span><span·class="w">·························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 210 | ········</span><span·class="nb">exit</span><span·class="w">··························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 210 | ········</span><span·class="nb">exit</span><span·class="w">··························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 211 | ········</span><span·class="nb">link</span><span·class="w">··························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 211 | ········</span><span·class="nb">link</span><span·class="w">··························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 212 | ········</span><span·class="nb">unlink</span><span·class="w">························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 212 | ········</span><span·class="nb">unlink</span><span·class="w">························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 213 | ········</span><span·class="ss">getting_linked</span><span·class="w">················</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> | 213 | ········</span><span·class="ss">getting_linked</span><span·class="w">················</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 214 | ········</span><span·class="p"·data-group-id="23 | 214 | ········</span><span·class="p"·data-group-id="0236062424-3">{</span><span·class="ss">seq_send</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Label</span><span·class="p"·data-group-id="0236062424-3">}</span><span·class="w">············</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 215 | ········</span><span·class="p"·data-group-id="23 | 215 | ········</span><span·class="p"·data-group-id="0236062424-4">{</span><span·class="ss">seq_receive</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Label</span><span·class="p"·data-group-id="0236062424-4">}</span><span·class="w">·········</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 216 | ········</span><span·class="p"·data-group-id="23 | 216 | ········</span><span·class="p"·data-group-id="0236062424-5">{</span><span·class="ss">seq_print</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Label</span><span·class="p"·data-group-id="0236062424-5">}</span><span·class="w">···········</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 217 | ········</span><span·class="p"·data-group-id="23 | 217 | ········</span><span·class="p"·data-group-id="0236062424-6">{</span><span·class="ss">drop</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">N</span><span·class="p"·data-group-id="0236062424-6">}</span><span·class="w">····················</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 218 | ········</span><span·class="p">_</span><span·class="w">·····························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> | 218 | ········</span><span·class="p">_</span><span·class="w">·····························</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> |
| 219 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">plain_process_info_nolink</code>·filter·does·not·alter·the·<code·class="inline">Event·Records</code>.·It·do | 219 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">plain_process_info_nolink</code>·filter·does·not·alter·the·<code·class="inline">Event·Records</code>.·It·do |
| 220 | makes·use·of·the·<code·class="inline">plain_process_info</code>·,·but·do·also·ensure·that·the·process·info | 220 | makes·use·of·the·<code·class="inline">plain_process_info</code>·,·but·do·also·ensure·that·the·process·info |
| 221 | related·to·linking·and·unlinking·is·skipped:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 221 | related·to·linking·and·unlinking·is·skipped:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 222 | </span><span·class="nf">plain_process_info_nolink</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nf">plain_process_info_nolink</span><span·class="p"·data-group-id="1028534522-1">(</span><span·class="n">E</span><span·class="p"·data-group-id="1028534522-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_record</span><span·class="p"·data-group-id="1028534522-2">(</s[·...·truncated·by·diffoscope;·len:·146,·SHA:·b3bcbb4e1e89b373ebab20e0ddad7829a53a04f85fa96bf67589d2334abab8a9·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="p"·data-group-id="1028534522-3">(</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">label</span><span·class="w">·</span><span·class="o">/=</span><span·class="w">·</span><span·class="nb">link</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·b40c657ad63d3f7d2910e94ec632ba7e8a3aef7dcb1be5fe07706c5e02e0afb8·...·]-3">)</span><span·class="w">·</span><span·class="nf">and</span><span·class="w"> |
| 224 | ····</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="p"·data-group-id="1028534522-4">(</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">label</span><span·class="w">·</span><span·class="o">/=</span><span·class="w">·</span><span·class="nb">unlink</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·0388aff94ed0754a0f737006efe437143e0432bedc3b1f9fb78e90f6a469c5cc·...·]-4">)</span><span·class="w">·</span><span·class="nf">and</span><span·class="w"> |
| 225 | ····</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="p"·data-group-id="1028534522-5">(</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">event</span><span·class="p">.</span><span·class="ss">label</span><span·class="w">·</span><span·class="o">/=</span><span·class="w">·</span><span·class="ss">getting_linked[·...·truncated·by·diffoscope;·len:·48,·SHA:·6ba360553f06d1d4252e5e99ade317a2b1ce22309e967ceff7778c8b3e78d0f3·...·]-5">)</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> |
| 226 | ····</span><span·class="nf">plain_process_info</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="nf">plain_process_info</span><span·class="p"·data-group-id="1028534522-6">(</span><span·class="n">E</span><span·class="p"·data-group-id="1028534522-6">)</span><span·class="p">.</span></code></pre><p>In·order·to·simplify·the·startup·of·an·<code·class="inline">et_viewer</code>·process·with·the·filters |
| 227 | mentioned·above,·plus·some·others·(that·also·are·found·in | 227 | mentioned·above,·plus·some·others·(that·also·are·found·in |
| 228 | <code·class="inline">et/examples/et_demo.erl</code>·src/et_collector.erl·the·<code·class="inline">et_demo:start/0,1</code>·functions | 228 | <code·class="inline">et/examples/et_demo.erl</code>·src/et_collector.erl·the·<code·class="inline">et_demo:start/0,1</code>·functions |
| 229 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 229 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 230 | </span><span·class="nf">start</span><span·class="p"·data-group-id="9 | 230 | </span><span·class="nf">start</span><span·class="p"·data-group-id="9822649710-1">(</span><span·class="p"·data-group-id="9822649710-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 231 | ····</span><span·class="nf">start</span><span·class="p"·data-group-id="9 | 231 | ····</span><span·class="nf">start</span><span·class="p"·data-group-id="9822649710-2">(</span><span·class="p"·data-group-id="9822649710-3">[</span><span·class="p"·data-group-id="9822649710-3">]</span><span·class="p"·data-group-id="9822649710-2">)</span><span·class="p">.</span><span·class="w"> |
| 232 | </span><span·class="nf">start</span><span·class="p"·data-group-id="9 | 232 | </span><span·class="nf">start</span><span·class="p"·data-group-id="9822649710-4">(</span><span·class="n">ExtraOptions</span><span·class="p"·data-group-id="9822649710-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 233 | ····</span><span·class="n">Options</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9 | 233 | ····</span><span·class="n">Options</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9822649710-5">[</span><span·class="p"·data-group-id="9822649710-6">{</span><span·class="ss">trace_global</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="9822649710-6">}</span><span·class="p">,</span><span·class="w"> |
| 234 | ···············</span><span·class="p"·data-group-id="9 | 234 | ···············</span><span·class="p"·data-group-id="9822649710-7">{</span><span·class="ss">parent_pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p"·data-group-id="9822649710-7">}</span><span·class="p">,</span><span·class="w"> |
| 235 | ···············</span><span·class="p"·data-group-id="9 | 235 | ···············</span><span·class="p"·data-group-id="9822649710-8">{</span><span·class="ss">max_actors</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="p"·data-group-id="9822649710-8">}</span><span·class="p">,</span><span·class="w"> |
| 236 | ···············</span><span·class="p"·data-group-id="9 | 236 | ···············</span><span·class="p"·data-group-id="9822649710-9">{</span><span·class="ss">max_events</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id="9822649710-9">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ···············</span><span·class="p"·data-group-id="9 | 237 | ···············</span><span·class="p"·data-group-id="9822649710-10">{</span><span·class="ss">active_filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">module_as_actor</span><span·class="p"·data-group-id="9822649710-10">}</span><span·class="p"·data-group-id="9822649710-5">]</span><span·class="p">,</span><span·class="w"> |
| 238 | ····</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="9 | 238 | ····</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="9822649710-11">(</span><span·class="nf">filters</span><span·class="p"·data-group-id="9822649710-12">(</span><span·class="p"·data-group-id="9822649710-12">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">Option[·...·truncated·by·diffoscope;·len:·157,·SHA:·a6b83401afae66e40b43c9f2375faaa7079d746e804d8e893126001d512bfb1b·...·]-11">)</span><span·class="p">.</span></code></pre><p>A·simple·one-liner·starts·the·tool:</p><pre><code·class="text">··········erl·-pa·../examples·-s·et_demo</code></pre><p>The·filters·are·included·by·the·following·parameters:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 239 | </span><span·class="nf">filters</span><span·class="p"·data-group-id=" | 239 | </span><span·class="nf">filters</span><span·class="p"·data-group-id="7585115658-1">(</span><span·class="p"·data-group-id="7585115658-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ····</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="p"·data-group-id="7585115658-2">[</span><span·class="p"·data-group-id="7585115658-3">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7585115658-4">{</span><span·class="ss">filter</span><span·class="p"[·...·truncated·by·diffoscope;·len:·113,·SHA:·17f265d4bb015970a1814f4eb9d6c3e8a43b3a29a668ff8750284d728c756ce2·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">module_as_actor</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 241 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">module_as_actor</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7585115658-3">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ·····</span><span·class="p"·data-group-id=" | 242 | ·····</span><span·class="p"·data-group-id="7585115658-5">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7585115658-6">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pla[·...·truncated·by·diffoscope;·len:·63,·SHA:·40f00c93a10b3570e7be1c943e5576016452f09301e0b0fa67bbe75886e50c7d·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">plain_process_info</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 243 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">plain_process_info</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7585115658-5">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ·····</span><span·class="p"·data-group-id=" | 244 | ·····</span><span·class="p"·data-group-id="7585115658-7">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7585115658-8">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pla[·...·truncated·by·diffoscope;·len:·70,·SHA:·9ff9261b664865aa144df4dc8c4e0b8b9d73042acc8f6ed7e95b6c9eb61f8d50·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">plain_process_info_nolink</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 245 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">plain_process_info_nolink</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7585115658-7">}</span><span·class="p">,</span><span·class="w"> |
| 246 | ·····</span><span·class="p"·data-group-id=" | 246 | ·····</span><span·class="p"·data-group-id="7585115658-9">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7585115658-10">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">na[·...·truncated·by·diffoscope;·len:·64,·SHA:·208276c115fdd5ac4288b8a8ca2b82ac9a064ea612184a2acaddebbd048826d2·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 247 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">named_process_info</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 247 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">named_process_info</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7585115658-9">}</span><span·class="p">,</span><span·class="w"> |
| 248 | ·····</span><span·class="p"·data-group-id=" | 248 | ·····</span><span·class="p"·data-group-id="7585115658-11">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7585115658-12">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">n[·...·truncated·by·diffoscope;·len:·72,·SHA:·1280f6fad581a25af011155832bf332239bdce74ec13ce17cd9ed9b380c4f8bb·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">named_process_info_nolink</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 249 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">named_process_info_nolink</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7585115658-11">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ·····</span><span·class="p"·data-group-id=" | 250 | ·····</span><span·class="p"·data-group-id="7585115658-13">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7585115658-14">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">n[·...·truncated·by·diffoscope;·len:·64,·SHA:·9e017589a328dce749a405ea741d3f1cf3ed2b835f68a18918ccffd54ce8eff5·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 251 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">node_process_info</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 251 | ···················</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">node_process_info</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="7585115658-13">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ·····</span><span·class="p"·data-group-id=" | 252 | ·····</span><span·class="p"·data-group-id="7585115658-15">{</span><span·class="ss">dict_insert</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7585115658-16">{</span><span·class="ss">filter</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">n[·...·truncated·by·diffoscope;·len:·71,·SHA:·01f92affb8933a0ee6634928203a0205d1d23ab0324a3d6f46304377bed3594c·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
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| 211 | ······<p·class="built-using"> | 211 | ······<p·class="built-using"> |
| 212 | ········Built·using | 212 | ········Built·using |
| 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 215 | ······</p> | 215 | ······</p> |
| 216 | <p>Copyright·©·1996-202 | 216 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 217 | ····</footer> | 217 | ····</footer> |
| 218 | ··</div> | 218 | ··</div> |
| 219 | </main> | 219 | </main> |
| 220 | </div> | 220 | </div> |
| 221 | <script> | 221 | <script> |
| 222 | ··function·mermaidLoaded()·{ | 222 | ··function·mermaidLoaded()·{ |
| 223 | ····mermaid.initialize({ | 223 | ····mermaid.initialize({ |
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| 415 | ······<p·class="built-using"> | 415 | ······<p·class="built-using"> |
| 416 | ········Built·using | 416 | ········Built·using |
| 417 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 417 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 418 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 418 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 419 | ······</p> | 419 | ······</p> |
| 420 | <p>Copyright·©·1996-202 | 420 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 421 | ····</footer> | 421 | ····</footer> |
| 422 | ··</div> | 422 | ··</div> |
| 423 | </main> | 423 | </main> |
| 424 | </div> | 424 | </div> |
| 425 | <script> | 425 | <script> |
| 426 | ··function·mermaidLoaded()·{ | 426 | ··function·mermaidLoaded()·{ |
| 427 | ····mermaid.initialize({ | 427 | ····mermaid.initialize({ |
| Offset 129, 49 lines modified | Offset 129, 49 lines modified | ||
| 129 | ··<a·href="#visualizing-message-sequence-charts"·class="hover-link"> | 129 | ··<a·href="#visualizing-message-sequence-charts"·class="hover-link"> |
| 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Visualizing·Message·Sequence·Charts</span> | 132 | ··<span·class="text">Visualizing·Message·Sequence·Charts</span> |
| 133 | </h2> | 133 | </h2> |
| 134 | <p>The·easiest·way·of·using·<code·class="inline">ET</code>,·is·to·just·use·it·as·a·graphical·tool·for | 134 | <p>The·easiest·way·of·using·<code·class="inline">ET</code>,·is·to·just·use·it·as·a·graphical·tool·for |
| 135 | displaying·message·sequence·charts.·In·order·to·do·that·you·need·to·first·start | 135 | displaying·message·sequence·charts.·In·order·to·do·that·you·need·to·first·start |
| 136 | a·<code·class="inline">Viewer</code>·(which·by·default·starts·a·<code·class="inline">Collector</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 136 | a·<code·class="inline">Viewer</code>·(which·by·default·starts·a·<code·class="inline">Collector</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="1645057984-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ViewerPid</span><span·class="p"·data-group-id="1645057984-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·489,·SHA:·87187bc74cdbcf6ba935627ae5e64968014a97616a00ed7cc4746d6f6e054211·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 137 | ······</span><span·class="n">CollectorPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id=" | 137 | ······</span><span·class="n">CollectorPid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id="1645057984-5">(</span><span·class="n">ViewerPid</span><span·class="p"·data-group-id="1645057984-5">)</span><span·class="p">.</span></code></pre><p><a·href=""·id="report_event"></a></p><p>Then·you·send·events·to·the·<code·class="inline">Collector</code>·with·the·function |
| 138 | <a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>·like·this:</p><pre><code·class="text">······et_collector:report_event(CollectorPid,85,from,to,message,extra_stuff).</code></pre><p>The·<code·class="inline">Viewer</code>·will·automatically·pull·events·from·the·<code·class="inline">Collector</code>·and·display | 138 | <a·href="et_collector.html#report_event/6"><code·class="inline">et_collector:report_event/6</code></a>·like·this:</p><pre><code·class="text">······et_collector:report_event(CollectorPid,85,from,to,message,extra_stuff).</code></pre><p>The·<code·class="inline">Viewer</code>·will·automatically·pull·events·from·the·<code·class="inline">Collector</code>·and·display |
| 139 | them·on·the·screen.</p><p>The·number·(in·this·case·85)·is·an·integer·from·1·to·100·that·specifies·the | 139 | them·on·the·screen.</p><p>The·number·(in·this·case·85)·is·an·integer·from·1·to·100·that·specifies·the |
| 140 | "detail·level"·of·the·message.·The·higher·the·number,·the·more·important·it·is. | 140 | "detail·level"·of·the·message.·The·higher·the·number,·the·more·important·it·is. |
| 141 | This·provides·a·crude·form·of·priority·filtering.</p><p>The·<code·class="inline">from</code>,·<code·class="inline">to</code>,·and·<code·class="inline">message</code>·parameters·are·exactly·what·they·sound·like. | 141 | This·provides·a·crude·form·of·priority·filtering.</p><p>The·<code·class="inline">from</code>,·<code·class="inline">to</code>,·and·<code·class="inline">message</code>·parameters·are·exactly·what·they·sound·like. |
| 142 | <code·class="inline">from</code>·and·<code·class="inline">to</code>·are·visualized·in·the·<code·class="inline">Viewer</code>·as·"lifelines",·with·the·message | 142 | <code·class="inline">from</code>·and·<code·class="inline">to</code>·are·visualized·in·the·<code·class="inline">Viewer</code>·as·"lifelines",·with·the·message |
| 143 | passing·from·one·to·the·other.·If·<code·class="inline">from</code>·and·<code·class="inline">to</code>·are·the·same·value,·then·it·is | 143 | passing·from·one·to·the·other.·If·<code·class="inline">from</code>·and·<code·class="inline">to</code>·are·the·same·value,·then·it·is |
| 144 | displayed·next·to·the·lifeline·as·an·"action".·The·<code·class="inline">extra_stuff</code>value·is·simply | 144 | displayed·next·to·the·lifeline·as·an·"action".·The·<code·class="inline">extra_stuff</code>value·is·simply |
| 145 | data·that·you·can·attach·that·will·be·displayed·when·someone·actually·clicks·on | 145 | data·that·you·can·attach·that·will·be·displayed·when·someone·actually·clicks·on |
| 146 | the·action·or·message·in·the·<code·class="inline">Viewer</code>·window.</p><p>The·module·<code·class="inline">et/examples/et_display_demo.erl</code>·illustrates·how·it·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 146 | the·action·or·message·in·the·<code·class="inline">Viewer</code>·window.</p><p>The·module·<code·class="inline">et/examples/et_display_demo.erl</code>·illustrates·how·it·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 147 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 147 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4324365370-1">(</span><span·class="ss">et_display_demo</span><span·class="p"·data-group-id="4324365370-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="w"> | 148 | </span><span·class="w"> |
| 149 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 149 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4324365370-2">(</span><span·class="p"·data-group-id="4324365370-3">[</span><span·class="ss">test</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="4324365370-3">]</span><span·class="p"·data-group-id="4324365370-2">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="nf">test</span><span·class="p"·data-group-id=" | 150 | </span><span·class="nf">test</span><span·class="p"·data-group-id="4324365370-4">(</span><span·class="p"·data-group-id="4324365370-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ····</span><span·class="p"·data-group-id=" | 151 | ····</span><span·class="p"·data-group-id="4324365370-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Viewer</span><span·class="p"·data-group-id="4324365370-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·723,·SHA:·0f2b9f8d3915f8f39056abb9954d619025153f8f6240d00ae043219d64bb91ae·...·]0-6">)</span><span·class="p">,</span><span·class="w"> |
| 152 | ····</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 152 | ····</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4324365370-10">{</span><span·class="ss">drink</span><span·class="p">,</span><span·class="ss">iced_chai_latte</span><span·class="p"·data-group-id="4324365370-10">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ····</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 153 | ····</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4324365370-11">{</span><span·class="nb">size</span><span·class="p">,</span><span·class="ss">grande</span><span·class="p"·data-group-id="4324365370-11">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ····</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 154 | ····</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4324365370-12">{</span><span·class="ss">milk</span><span·class="p">,</span><span·class="ss">whole</span><span·class="p"·data-group-id="4324365370-12">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ····</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 155 | ····</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4324365370-13">{</span><span·class="ss">flavor</span><span·class="p">,</span><span·class="ss">vanilla</span><span·class="p"·data-group-id="4324365370-13">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="n">C</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">get_collector_pid</span><span·class="p"·data-group-id="4324365370-14">(</span><span·class="n">Viewer</span><span·class="p"·data-group-id="4324365370-14">)</span><span·class="p">,</span><span·class="w"> |
| 157 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 157 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-15">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">99</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">place[·...·truncated·by·diffoscope;·len:·368,·SHA:·9c658e8431ce15f068e941e82a77724eae480268ecc304130a286658fe5cdef7·...·]0-15">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-17">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">enter[·...·truncated·by·diffoscope;·len:·317,·SHA:·2087ac6706f4d8b86b0c72aafd0701f2f06a1251922c84748e0c038d1264d7e5·...·]0-17">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 159 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-19">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">give_[·...·truncated·by·diffoscope;·len:·113,·SHA:·d35616f84230223d60a26f610a2a863c2a11eca160be6437fc51529f298ed095·...·]0-19">)</span><span·class="p">,</span><span·class="w"> |
| 160 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 160 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-20">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">get_[·...·truncated·by·diffoscope;·len:·261,·SHA:·4ca46b6b9af6a911e57654e21e0eeb3d26450f1bff2e529e0d7de82c11b4e379·...·]0-20">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-22">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">give[·...·truncated·by·diffoscope;·len:·183,·SHA:·5279d85a4a9a4faa8d35330952e62294ed05546d7ec4172e7e15b2594594ad60·...·]0-22">)</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 162 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-24">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">reque[·...·truncated·by·diffoscope;·len:·116,·SHA:·1be965017daad8598f414ced8dd0d17ea5d6ef9bd6fa1a5bcca614083df61e6a·...·]0-24">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-25">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">pay_m[·...·truncated·by·diffoscope;·len:·112,·SHA:·9e6eb597347867a61b2d15f092a7f96bffaf500c65fcd996ca596dc0bef4b135·...·]0-25">)</span><span·class="p">,</span><span·class="w"> |
| 164 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 164 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-26">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">get_[·...·truncated·by·diffoscope;·len:·187,·SHA:·38daaedae4e0f9491f15beb1b57c29803e9df64988ab4204568f99fdd6190187·...·]0-26">)</span><span·class="p">,</span><span·class="w"> |
| 165 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 165 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-28">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_[·...·truncated·by·diffoscope;·len:·214,·SHA:·1ba828ba45538d88345e5439a9a888dd7e24481a7e92b73acab121c9135d90fc·...·]0-28">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-30">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_[·...·truncated·by·diffoscope;·len:·210,·SHA:·608a48ad0fa9f13ef95b7f9805dcbf3dededb8c3dea9fcac6cd98036daa2e124·...·]0-30">)</span><span·class="p">,</span><span·class="w"> |
| 167 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-32">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_[·...·truncated·by·diffoscope;·len:·182,·SHA:·743b654f200a922f36e0345594dedb63502f55ce5b9f5fbf5a81312e2d75c02a·...·]0-32">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 168 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-34">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">swir[·...·truncated·by·diffoscope;·len:·180,·SHA:·15955961c16294a0afb8898e319b38cb942f18c5ed6ff26881b47f9292610b98·...·]0-34">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id=" | 169 | ····</span><span·class="nc">et_collector</span><span·class="p">:</span><span·class="nf">report_event</span><span·class="p"·data-group-id="4324365370-36">(</span><span·class="n">C</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">give_[·...·truncated·by·diffoscope;·len:·272,·SHA:·e595088c06ec25f7e8143b3979226ecd492577106087bc666dd604a667fe62cc·...·]0-36">)</span><span·class="p">,</span><span·class="w"> |
| 170 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>When·you·run·the·<code·class="inline">et_display_demo:test().</code>·function·in·the·example·above,·the | 170 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>When·you·run·the·<code·class="inline">et_display_demo:test().</code>·function·in·the·example·above,·the |
| 171 | <code·class="inline">Viewer</code>·window·will·look·like·this:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p><h2·id="four-modules"·class="section-heading"> | 171 | <code·class="inline">Viewer</code>·window·will·look·like·this:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p><h2·id="four-modules"·class="section-heading"> |
| 172 | ··<a·href="#four-modules"·class="hover-link"> | 172 | ··<a·href="#four-modules"·class="hover-link"> |
| 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 174 | ··</a> | 174 | ··</a> |
| 175 | ··<span·class="text">Four·Modules</span> | 175 | ··<span·class="text">Four·Modules</span> |
| 176 | </h2> | 176 | </h2> |
| Offset 195, 15 lines modified | Offset 195, 15 lines modified | ||
| 195 | <code·class="inline">Tracer</code>·of·the·<code·class="inline">Raw·Trace·Data</code>.</p><p>Erlang·tracing·is·a·seething·pile·of·pain·that·involves·reasonably·complex | 195 | <code·class="inline">Tracer</code>·of·the·<code·class="inline">Raw·Trace·Data</code>.</p><p>Erlang·tracing·is·a·seething·pile·of·pain·that·involves·reasonably·complex |
| 196 | knowledge·of·clever·ports,·tracing·return·formats,·and·specialized·tracing | 196 | knowledge·of·clever·ports,·tracing·return·formats,·and·specialized·tracing |
| 197 | <code·class="inline">MatchSpecs</code>·(which·are·really·their·own·special·kind·of·hell).·The·tracing | 197 | <code·class="inline">MatchSpecs</code>·(which·are·really·their·own·special·kind·of·hell).·The·tracing |
| 198 | mechanism·is·very·powerful·indeed,·but·it·can·be·hard·to·grasp.</p><p>Luckily·there·is·a·simplified·way·to·start·tracing·of·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function | 198 | mechanism·is·very·powerful·indeed,·but·it·can·be·hard·to·grasp.</p><p>Luckily·there·is·a·simplified·way·to·start·tracing·of·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function |
| 199 | calls.·The·idea·is·that·you·should·instrument·your·code·with·calls·to | 199 | calls.·The·idea·is·that·you·should·instrument·your·code·with·calls·to |
| 200 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·in·strategic·places·where·you·have·interesting·information | 200 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·in·strategic·places·where·you·have·interesting·information |
| 201 | available·in·your·program.·Then·you·just·start·the·<code·class="inline">Collector</code>·with·global | 201 | available·in·your·program.·Then·you·just·start·the·<code·class="inline">Collector</code>·with·global |
| 202 | tracing·enabled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 202 | tracing·enabled:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="1038052844-1">(</span><span·class="p"·data-group-id="1038052844-2">[</span><span·class="p"·data-group-id="1038052844-3">{</span><span·class="ss">trace_global</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·553,·SHA:·edacfb40ac9902c07f9c17512bc0a260ae0929d0d476eb0437d60e720310f832·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·will·start·a·<code·class="inline">Collector</code>,·a·<code·class="inline">Viewer</code>·and·also·start·the·tracing·of |
| 203 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function·calls.·The·<code·class="inline">Raw·Trace·Data</code>·is·collected·by·the | 203 | <a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function·calls.·The·<code·class="inline">Raw·Trace·Data</code>·is·collected·by·the |
| 204 | <code·class="inline">Collector</code>·and·a·view·of·it·is·displayed·on·the·screen·by·the·<code·class="inline">Viewer</code>.·You·can | 204 | <code·class="inline">Collector</code>·and·a·view·of·it·is·displayed·on·the·screen·by·the·<code·class="inline">Viewer</code>.·You·can |
| 205 | define·your·own·"views"·of·the·data·by·implementing·your·own·<code·class="inline">Filter</code>·functions | 205 | define·your·own·"views"·of·the·data·by·implementing·your·own·<code·class="inline">Filter</code>·functions |
| 206 | and·register·them·in·the·<code·class="inline">Viewer</code>.</p><h2·id="the-collector-and-viewer"·class="section-heading"> | 206 | and·register·them·in·the·<code·class="inline">Viewer</code>.</p><h2·id="the-collector-and-viewer"·class="section-heading"> |
| 207 | ··<a·href="#the-collector-and-viewer"·class="hover-link"> | 207 | ··<a·href="#the-collector-and-viewer"·class="hover-link"> |
| 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 208 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 209 | ··</a> | 209 | ··</a> |
| Offset 251, 44 lines modified | Offset 251, 44 lines modified | ||
| 251 | ··</a> | 251 | ··</a> |
| 252 | ··<span·class="text">How·To·Put·It·Together</span> | 252 | ··<span·class="text">How·To·Put·It·Together</span> |
| 253 | </h2> | 253 | </h2> |
| 254 | <p>The·<code·class="inline">Collector</code>·automatically·registers·itself·to·listen·for·trace·<code·class="inline">Events</code>,·so | 254 | <p>The·<code·class="inline">Collector</code>·automatically·registers·itself·to·listen·for·trace·<code·class="inline">Events</code>,·so |
| 255 | all·you·have·to·do·is·enable·them.</p><p>For·those·people·who·want·to·do·general·tracing,·consult·the·<code·class="inline">dbg</code>·module·on·how | 255 | all·you·have·to·do·is·enable·them.</p><p>For·those·people·who·want·to·do·general·tracing,·consult·the·<code·class="inline">dbg</code>·module·on·how |
| 256 | to·trace·whatever·you're·interested·in·and·let·it·work·its·magic.·If·you·just | 256 | to·trace·whatever·you're·interested·in·and·let·it·work·its·magic.·If·you·just |
| 257 | want·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·to·work,·do·the·following:</p><ol><li>Create·a·<code·class="inline">Collector</code></li><li>Create·a·<code·class="inline">Viewer</code>·(this·can·do·step·#1·for·you)</li><li>Turn·on·and·pare·down·debugging</li></ol><p>The·module·<code·class="inline">et/examples/et_trace_demo.erl</code>·achieves·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> | 257 | want·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·to·work,·do·the·following:</p><ol><li>Create·a·<code·class="inline">Collector</code></li><li>Create·a·<code·class="inline">Viewer</code>·(this·can·do·step·#1·for·you)</li><li>Turn·on·and·pare·down·debugging</li></ol><p>The·module·<code·class="inline">et/examples/et_trace_demo.erl</code>·achieves·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w"> |
| 258 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 258 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6272451119-1">(</span><span·class="ss">et_trace_demo</span><span·class="p"·data-group-id="6272451119-1">)</span><span·class="p">.</span><span·class="w"> |
| 259 | </span><span·class="w"> | 259 | </span><span·class="w"> |
| 260 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 260 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6272451119-2">(</span><span·class="p"·data-group-id="6272451119-3">[</span><span·class="ss">test</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6272451119-3">]</span><span·class="p"·data-group-id="6272451119-2">)</span><span·class="p">.</span><span·class="w"> |
| 261 | </span><span·class="nf">test</span><span·class="p"·data-group-id=" | 261 | </span><span·class="nf">test</span><span·class="p"·data-group-id="6272451119-4">(</span><span·class="p"·data-group-id="6272451119-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ····</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 262 | ····</span><span·class="nc">et_viewer</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6272451119-5">(</span><span·class="p"·data-group-id="6272451119-6">[</span><span·class="w"> |
| 263 | ········</span><span·class="p"·data-group-id=" | 263 | ········</span><span·class="p"·data-group-id="6272451119-7">{</span><span·class="ss">title</span><span·class="p">,</span><span·class="s">"Coffee·Order"</span><span·class="p"·data-group-id="6272451119-7">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ········</span><span·class="p"·data-group-id=" | 264 | ········</span><span·class="p"·data-group-id="6272451119-8">{</span><span·class="ss">trace_global</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6272451119-8">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ········</span><span·class="p"·data-group-id=" | 265 | ········</span><span·class="p"·data-group-id="6272451119-9">{</span><span·class="nb">trace_pattern</span><span·class="p">,</span><span·class="p"·data-group-id="6272451119-10">{</span><span·class="ss">et</span><span·class="p">,</span><span·class="ss">max</span><span·class="p"·data-group-id="6272451119-[·...·truncated·by·diffoscope;·len:·53,·SHA:·8c046969ba6ab970d4ff3fb303fdeb43192b3db45cfa7e334c8f50a8e5ace9b2·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ········</span><span·class="p"·data-group-id=" | 266 | ········</span><span·class="p"·data-group-id="6272451119-11">{</span><span·class="ss">max_actors</span><span·class="p">,</span><span·class="mi">10</span><span·class="p"·data-group-id="6272451119-11">}</span><span·class="w"> |
| 267 | ······</span><span·class="p"·data-group-id=" | 267 | ······</span><span·class="p"·data-group-id="6272451119-6">]</span><span·class="p"·data-group-id="6272451119-5">)</span><span·class="p">,</span><span·class="w"> |
| 268 | ······</span><span·class="c1">%%·dbg:p(all,call),</span><span·class="w"> | 268 | ······</span><span·class="c1">%%·dbg:p(all,call),</span><span·class="w"> |
| 269 | ······</span><span·class="c1">%%·dbg:tpl(et,·trace_me,·5,·[]),</span><span·class="w"> | 269 | ······</span><span·class="c1">%%·dbg:tpl(et,·trace_me,·5,·[]),</span><span·class="w"> |
| 270 | ······</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 270 | ······</span><span·class="n">Drink</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6272451119-12">{</span><span·class="ss">drink</span><span·class="p">,</span><span·class="ss">iced_chai_latte</span><span·class="p"·data-group-id="6272451119-12">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ······</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 271 | ······</span><span·class="n">Size</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6272451119-13">{</span><span·class="nb">size</span><span·class="p">,</span><span·class="ss">grande</span><span·class="p"·data-group-id="6272451119-13">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ······</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 272 | ······</span><span·class="n">Milk</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6272451119-14">{</span><span·class="ss">milk</span><span·class="p">,</span><span·class="ss">whole</span><span·class="p"·data-group-id="6272451119-14">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ······</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 273 | ······</span><span·class="n">Flavor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6272451119-15">{</span><span·class="ss">flavor</span><span·class="p">,</span><span·class="ss">vanilla</span><span·class="p"·data-group-id="6272451119-15">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 274 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-16">(</span><span·class="mi">99</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">place_order</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·321,·SHA:·25f5af1ed4c61ece9ff8c06a1f0c9580c25c3a82ef72bd7e163b0a9d6b20f4b0·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 275 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 275 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-18">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">enter_order</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·270,·SHA:·349b3f311c64fba58c26478a8e9738ad23fa6c974dbd02bc642c8cac7b0c3fe9·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 276 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 276 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-20">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="nb">register</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">give_total</span><span·class="p">,</span><span·class=[·...·truncated·by·diffoscope;·len:·66,·SHA:·69af8989f3b81106ee39591f134e737439e667a3a51c3f4431f2ec730a45a10a·...·]-20">)</span><span·class="p">,</span><span·class="w"> |
| 277 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 277 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-21">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">get_cup</span><span·class="p">,</span><span·class="p[·...·truncated·by·diffoscope;·len:·214,·SHA:·b807623102aa067e992c312474d013e7397379a60fc865b01e19cc964b6ea8a4·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 278 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 278 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-23">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">give_cup</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·136,·SHA:·c2343216f54a49d61baffdef8a3254857d9362e7e08984a6a16668bdf86b052b·...·]-23">)</span><span·class="p">,</span><span·class="w"> |
| 279 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 279 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-25">(</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">request_money</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·69,·SHA:·aafc9b1636e5cb4decd4a60b02a3ed607c7b282cfadc8bf8f381fb243d1f0c02·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 280 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 280 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-26">(</span><span·class="mi">90</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">barrista1</span><span·class="p">,</span><span·class="ss">pay_money</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·65,·SHA:·c37065e69e9b87809209453917ebc3860ac200f886c7c64896c2adcf49d10bf7·...·]-26">)</span><span·class="p">,</span><span·class="w"> |
| 281 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 281 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-27">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">get_chai_mix</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·140,·SHA:·a32fcd597fd27d451a431fdae44412464f79c67a72a49ae769a970bd0a0ca9e6·...·]-27">)</span><span·class="p">,</span><span·class="w"> |
| 282 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 282 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-29">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_flavor</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·167,·SHA:·41b41a52a39e51a636e6b59f53de8a3e2c84fd6ec78efd7907cb2b3007f2e332·...·]-29">)</span><span·class="p">,</span><span·class="w"> |
| 283 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 283 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-31">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_milk</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·163,·SHA:·7bdf50d607359c6e6757a329b084900a6a2e22c7d610af8d941e8a2746b86dbd·...·]-31">)</span><span·class="p">,</span><span·class="w"> |
| 284 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 284 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-33">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">add_ice</span><span·class="p">,</span><span·class="p[·...·truncated·by·diffoscope;·len:·135,·SHA:·86539a90bf4eec172574fc6883ca6cd241e6195ec449d3fe5d6f86d0a6ea791d·...·]-33">)</span><span·class="p">,</span><span·class="w"> |
| 285 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 285 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-35">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">swirl</span><span·class="p">,</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·133,·SHA:·ed91c513149476e0c8d4b58f137e1459bca88fda5cf16f5d7b9cd7febb875060·...·]-35">)</span><span·class="p">,</span><span·class="w"> |
| 286 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id=" | 286 | ······</span><span·class="nc">et</span><span·class="p">:</span><span·class="nf">trace_me</span><span·class="p"·data-group-id="6272451119-37">(</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">barrista2</span><span·class="p">,</span><span·class="ss">customer</span><span·class="p">,</span><span·class="ss">give_tasty_beverage</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·225,·SHA:·18d752f747bf2c1d43c26476ce4ca171feb8ee5ec60094a0a79f6b4d8d62897a·...·]-37">)</span><span·class="p">,</span><span·class="w"> |
| 287 | ······</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>Running·through·the·above,·the·most·important·points·are:</p><ul><li>Turn·on·global·tracing</li><li>Set·a·<code·class="inline">Trace·Pattern</code></li><li>Tell·<code·class="inline">dbg</code>·to·trace·function·Calls</li><li>Tell·it·specifically·to·trace·the·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function</li></ul><p>When·you·run·the·<code·class="inline">et_trace_demo:test()</code>·function·above,·the·<code·class="inline">Viewer</code>·window·will | 287 | ······</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>Running·through·the·above,·the·most·important·points·are:</p><ul><li>Turn·on·global·tracing</li><li>Set·a·<code·class="inline">Trace·Pattern</code></li><li>Tell·<code·class="inline">dbg</code>·to·trace·function·Calls</li><li>Tell·it·specifically·to·trace·the·<a·href="et.html#trace_me/5"><code·class="inline">et:trace_me/5</code></a>·function</li></ul><p>When·you·run·the·<code·class="inline">et_trace_demo:test()</code>·function·above,·the·<code·class="inline">Viewer</code>·window·will |
| 288 | look·like·this·screenshot:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p> | 288 | look·like·this·screenshot:</p><p><img·src="assets/coffee_order.png"·alt="Screenshot·of·the·Viewer·window"·title="Screenshot·of·the·Viewer·window"/></p> |
| 289 | </div> | 289 | </div> |
| 290 | <div·class="bottom-actions"·id="bottom-actions"> | 290 | <div·class="bottom-actions"·id="bottom-actions"> |
| 291 | ··<div·class="bottom-actions-item"> | 291 | ··<div·class="bottom-actions-item"> |
| Offset 333, 15 lines modified | Offset 333, 15 lines modified | ||
| 333 | ······<p·class="built-using"> | 333 | ······<p·class="built-using"> |
| 334 | ········Built·using | 334 | ········Built·using |
| 335 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 335 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 336 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 336 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 337 | ······</p> | 337 | ······</p> |
| 338 | <p>Copyright·©·1996-202 | 338 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 339 | ····</footer> | 339 | ····</footer> |
| 340 | ··</div> | 340 | ··</div> |
| 341 | </main> | 341 | </main> |
| 342 | </div> | 342 | </div> |
| 343 | <script> | 343 | <script> |
| 344 | ··function·mermaidLoaded()·{ | 344 | ··function·mermaidLoaded()·{ |
| 345 | ····mermaid.initialize({ | 345 | ····mermaid.initialize({ |
| Offset 549, 15 lines modified | Offset 549, 15 lines modified | ||
| 549 | ······<p·class="built-using"> | 549 | ······<p·class="built-using"> |
| 550 | ········Built·using | 550 | ········Built·using |
| 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 553 | ······</p> | 553 | ······</p> |
| 554 | <p>Copyright·©·1996-202 | 554 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 555 | ····</footer> | 555 | ····</footer> |
| 556 | ··</div> | 556 | ··</div> |
| 557 | </main> | 557 | </main> |
| 558 | </div> | 558 | </div> |
| 559 | <script> | 559 | <script> |
| 560 | ··function·mermaidLoaded()·{ | 560 | ··function·mermaidLoaded()·{ |
| 561 | ····mermaid.initialize({ | 561 | ····mermaid.initialize({ |
| Offset 546, 15 lines modified | Offset 546, 15 lines modified | ||
| 546 | ······<p·class="built-using"> | 546 | ······<p·class="built-using"> |
| 547 | ········Built·using | 547 | ········Built·using |
| 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 550 | ······</p> | 550 | ······</p> |
| 551 | <p>Copyright·©·1996-202 | 551 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 552 | ····</footer> | 552 | ····</footer> |
| 553 | ··</div> | 553 | ··</div> |
| 554 | </main> | 554 | </main> |
| 555 | </div> | 555 | </div> |
| 556 | <script> | 556 | <script> |
| 557 | ··function·mermaidLoaded()·{ | 557 | ··function·mermaidLoaded()·{ |
| 558 | ····mermaid.initialize({ | 558 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
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| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 15 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 15 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
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| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 191 | ······<p·class="built-using"> | 191 | ······<p·class="built-using"> |
| 192 | ········Built·using | 192 | ········Built·using |
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| 196 | <p>Copyright·©·1996-202 | 196 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 197 | ····</footer> | 197 | ····</footer> |
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| 201 | <script> | 201 | <script> |
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| 790 | ······<p·class="built-using"> | 790 | ······<p·class="built-using"> |
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| 795 | <p>Copyright·©·1996-202 | 795 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 800 | <script> | 800 | <script> |
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| 338 | ······<p·class="built-using"> | 338 | ······<p·class="built-using"> |
| 339 | ········Built·using | 339 | ········Built·using |
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| 343 | <p>Copyright·©·1996-202 | 343 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 344 | ····</footer> | 344 | ····</footer> |
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| 348 | <script> | 348 | <script> |
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| 154 | ······<p·class="built-using"> | 154 | ······<p·class="built-using"> |
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| 159 | <p>Copyright·©·1996-202 | 159 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 769 | ······<p·class="built-using"> | 769 | ······<p·class="built-using"> |
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| 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
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| 774 | <p>Copyright·©·1996-202 | 774 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
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| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
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| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
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| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
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| 1840 | ······<p·class="built-using"> | 1840 | ······<p·class="built-using"> |
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| 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1843 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
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| 1845 | <p>Copyright·©·1996-202 | 1845 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1846 | ····</footer> | 1846 | ····</footer> |
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| 1850 | <script> | 1850 | <script> |
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| 122 | ······</a> | 122 | ······</a> |
| 123 | ····<span>Examples</span> | 123 | ····<span>Examples</span> |
| 124 | ··</h1> | 124 | ··</h1> |
| 125 | <p>The·following·is·a·simple·example·of·an·FTP·session,·where·the·user·<code·class="inline">guest</code>·with | 125 | <p>The·following·is·a·simple·example·of·an·FTP·session,·where·the·user·<code·class="inline">guest</code>·with |
| 126 | password·<code·class="inline">password</code>·logs·on·to·the·remote·host·<code·class="inline">erlang.org</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6 | 126 | password·<code·class="inline">password</code>·logs·on·to·the·remote·host·<code·class="inline">erlang.org</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6004184710-1">(</span><span·class="p"·data-group-id="6004184710-1">)</span><span·class="p">.</span><span·class="w"> |
| 127 | ······</span><span·class="ss">ok</span><span·class="w"> | 127 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 128 | ······</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="6 | 128 | ······</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="6004184710-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="6004184710-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·496,·SHA:·17e388801f61b27da914faca659b9d7d524088c685e6c12e2378840d05e56661·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 129 | ······</span><span·class="p"·data-group-id="6 | 129 | ······</span><span·class="p"·data-group-id="6004184710-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.22</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="6004184710-6">}</span><span·class="w"> |
| 130 | ······</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">user</span><span·class="p"·data-group-id="6 | 130 | ······</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">user</span><span·class="p"·data-group-id="6004184710-7">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"guest"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"password"</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·538d44dfb771841ff21801f90a9aa2ac94fde0b48f75fb90dbe5f559a443f5e7·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 131 | ······</span><span·class="ss">ok</span><span·class="w"> | 131 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 132 | ······</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">pwd</span><span·class="p"·data-group-id="6 | 132 | ······</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">pwd</span><span·class="p"·data-group-id="6004184710-8">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="6004184710-8">)</span><span·class="p">.</span><span·class="w"> |
| 133 | ······</span><span·class="p"·data-group-id="6 | 133 | ······</span><span·class="p"·data-group-id="6004184710-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/guest"</span><span·class="p"·data-group-id="6004184710-9">}</span><span·class="w"> |
| 134 | ······</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">cd</span><span·class="p"·data-group-id="6 | 134 | ······</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">cd</span><span·class="p"·data-group-id="6004184710-10">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"appl/examples"</span><span·class="p"·data-group-id="6004184710-10">)</span><span·class="p">.</span><span·class="w"> |
| 135 | ······</span><span·class="ss">ok</span><span·class="w"> | 135 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 136 | ······</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lpwd</span><span·class="p"·data-group-id="6 | 136 | ······</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lpwd</span><span·class="p"·data-group-id="6004184710-11">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="6004184710-11">)</span><span·class="p">.</span><span·class="w"> |
| 137 | ······</span><span·class="p"·data-group-id="6 | 137 | ······</span><span·class="p"·data-group-id="6004184710-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/fred"</span><span·class="p"·data-group-id="6004184710-12">}</span><span·class="p">.</span><span·class="w"> |
| 138 | ······</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lcd</span><span·class="p"·data-group-id="6 | 138 | ······</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">lcd</span><span·class="p"·data-group-id="6004184710-13">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/eproj/examples"</span><span·class="p"·data-group-id="6004184710-13">)</span><span·class="p">.</span><span·class="w"> |
| 139 | ······</span><span·class="ss">ok</span><span·class="w"> | 139 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 140 | ······</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="6 | 140 | ······</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="6004184710-14">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"appl.erl"</span><span·class="p"·data-group-id="6004184710-14">)</span><span·class="p">.</span><span·class="w"> |
| 141 | ······</span><span·class="ss">ok</span><span·class="w"> | 141 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 142 | ······</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="6 | 142 | ······</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="6004184710-15">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="6004184710-15">)</span><span·class="p">.</span><span·class="w"> |
| 143 | ······</span><span·class="ss">ok</span><span·class="w"> | 143 | ······</span><span·class="ss">ok</span><span·class="w"> |
| 144 | ······</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="6 | 144 | ······</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ftp</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="6004184710-16">(</span><span·class="p"·data-group-id="6004184710-16">)</span><span·class="p">.</span><span·class="w"> |
| 145 | ······</span><span·class="ss">ok</span></code></pre><p>The·file·<code·class="inline">appl.erl</code>·is·transferred·from·the·remote·to·the·local·host.·When·the | 145 | ······</span><span·class="ss">ok</span></code></pre><p>The·file·<code·class="inline">appl.erl</code>·is·transferred·from·the·remote·to·the·local·host.·When·the |
| 146 | session·is·opened,·the·current·directory·at·the·remote·host·is·<code·class="inline">/home/guest</code>, | 146 | session·is·opened,·the·current·directory·at·the·remote·host·is·<code·class="inline">/home/guest</code>, |
| 147 | and·<code·class="inline">/home/fred</code>·at·the·local·host.·Before·transferring·the·file,·the·current | 147 | and·<code·class="inline">/home/fred</code>·at·the·local·host.·Before·transferring·the·file,·the·current |
| 148 | local·directory·is·changed·to·<code·class="inline">/home/eproj/examples</code>,·and·the·remote·directory | 148 | local·directory·is·changed·to·<code·class="inline">/home/eproj/examples</code>,·and·the·remote·directory |
| 149 | is·set·to·<code·class="inline">/home/guest/appl/examples</code>.</p> | 149 | is·set·to·<code·class="inline">/home/guest/appl/examples</code>.</p> |
| 150 | </div> | 150 | </div> |
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| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
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| 177 | ······<p·class="built-using"> | 177 | ······<p·class="built-using"> |
| 178 | ········Built·using | 178 | ········Built·using |
| 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 181 | ······</p> | 181 | ······</p> |
| 182 | <p>Copyright·©·1996-202 | 182 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 183 | ····</footer> | 183 | ····</footer> |
| 184 | ··</div> | 184 | ··</div> |
| 185 | </main> | 185 | </main> |
| 186 | </div> | 186 | </div> |
| 187 | <script> | 187 | <script> |
| 188 | ··function·mermaidLoaded()·{ | 188 | ··function·mermaidLoaded()·{ |
| 189 | ····mermaid.initialize({ | 189 | ····mermaid.initialize({ |
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| 452 | ······<p·class="built-using"> | 452 | ······<p·class="built-using"> |
| 453 | ········Built·using | 453 | ········Built·using |
| 454 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 454 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 455 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 455 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 456 | ······</p> | 456 | ······</p> |
| 457 | <p>Copyright·©·1996-202 | 457 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 458 | ····</footer> | 458 | ····</footer> |
| 459 | ··</div> | 459 | ··</div> |
| 460 | </main> | 460 | </main> |
| 461 | </div> | 461 | </div> |
| 462 | <script> | 462 | <script> |
| 463 | ··function·mermaidLoaded()·{ | 463 | ··function·mermaidLoaded()·{ |
| 464 | ····mermaid.initialize({ | 464 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 14 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 14 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 15 | dist/lato-latin-400-normal-W7754I4D.woff2 | 15 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 16 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 16 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 17 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 17 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 18 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 18 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 19 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 19 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 20 | dist/remixicon-NKANDIL5.woff2 | 20 | dist/remixicon-NKANDIL5.woff2 |
| 21 | dist/search_data- | 21 | dist/search_data-11662227.js |
| 22 | dist/sidebar_items-2623356F.js | 22 | dist/sidebar_items-2623356F.js |
| 23 | http_client.html | 23 | http_client.html |
| 24 | http_server.html | 24 | http_server.html |
| 25 | http_uri.html | 25 | http_uri.html |
| 26 | httpc.html | 26 | httpc.html |
| 27 | httpd.html | 27 | httpd.html |
| 28 | httpd_custom_api.html | 28 | httpd_custom_api.html |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
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| 134 | <p>The·HTTP·client·default·profile·is·started·when·the·<code·class="inline">Inets</code>·application·is | 134 | <p>The·HTTP·client·default·profile·is·started·when·the·<code·class="inline">Inets</code>·application·is |
| 135 | started·and·is·then·available·to·all·processes·on·that·Erlang·node.·Other | 135 | started·and·is·then·available·to·all·processes·on·that·Erlang·node.·Other |
| 136 | profiles·can·also·be·started·at·application·startup,·or·profiles·can·be·started | 136 | profiles·can·also·be·started·at·application·startup,·or·profiles·can·be·started |
| 137 | and·stopped·dynamically·in·runtime.·Each·client·profile·spawns·a·new·process·to | 137 | and·stopped·dynamically·in·runtime.·Each·client·profile·spawns·a·new·process·to |
| 138 | handle·each·request,·unless·a·persistent·connection·can·be·used·with·or·without | 138 | handle·each·request,·unless·a·persistent·connection·can·be·used·with·or·without |
| 139 | pipelining.·The·client·adds·a·<code·class="inline">host</code>·header·and·an·empty·<code·class="inline">te</code>·header·if·there | 139 | pipelining.·The·client·adds·a·<code·class="inline">host</code>·header·and·an·empty·<code·class="inline">te</code>·header·if·there |
| 140 | are·no·such·headers·present·in·the·request.</p><p>The·client·supports·IPv6·as·long·as·the·underlying·mechanisms·also·do·so.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to | 140 | are·no·such·headers·present·in·the·request.</p><p>The·client·supports·IPv6·as·long·as·the·underlying·mechanisms·also·do·so.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to |
| 141 | start·a·profile·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 141 | start·a·profile·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5294051998-1">[</span><span·class="p"·data-group-id="5294051998-2">{</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5294051998-3">[</span><span·class="p"·data-group-id="5294051998-4">{</spa[·...·truncated·by·diffoscope;·len:·606,·SHA:·323c40ce0d790e206e36f0305d96b13aff7fc968f493702d38f8e580f8ce148f·...·]-1">]</span></code></pre><p>For·valid·properties,·see·<a·href="httpc.html"><code·class="inline">httpc</code></a>.</p><h2·id="getting-started"·class="section-heading"> |
| 142 | ··<a·href="#getting-started"·class="hover-link"> | 142 | ··<a·href="#getting-started"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Getting·Started</span> | 145 | ··<span·class="text">Getting·Started</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 147 | <p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3377756062-1">(</span><span·class="p"·data-group-id="3377756062-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="ss">ok</span></code></pre><p>The·following·calls·use·the·default·client·profile.·Use·the·proxy | 148 | </span><span·class="ss">ok</span></code></pre><p>The·following·calls·use·the·default·client·profile.·Use·the·proxy |
| 149 | <code·class="inline">"www-proxy.mycompany.com:8000"</code>,·except·from·requests·to·localhost.·This | 149 | <code·class="inline">"www-proxy.mycompany.com:8000"</code>,·except·from·requests·to·localhost.·This |
| 150 | applies·to·all·the·following·requests.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">set_options</span><span·class="p"·data-group-id=" | 150 | applies·to·all·the·following·requests.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">set_options</span><span·class="p"·data-group-id="0933815550-1">(</span><span·class="p"·data-group-id="0933815550-2">[</span><span·class="p"·data-group-id="0933815550-3">{</span><span·class="ss">proxy</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0933815550-4">{</spa[·...·truncated·by·diffoscope;·len:·230,·SHA:·aaa92530ab48af6c9a8cd7d4af658228ea6077a135284afe9b0f8eefc671c2eb·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 151 | </span><span·class="p"·data-group-id=" | 151 | </span><span·class="p"·data-group-id="0933815550-6">[</span><span·class="s">"localhost"</span><span·class="p"·data-group-id="0933815550-6">]</span><span·class="p"·data-group-id="0933815550-4">}</span><span·class="p"·data-group-id="0933815550-3">}</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·63,·SHA:·fea96f1df16c16bb84b47b6e2bad7851c2de0aa74e9cc0f5d63c4839b26f2b53·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="ss">ok</span></code></pre><p>The·following·is·an·ordinary·synchronous·request:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="p"·data-group-id=" | 152 | </span><span·class="ss">ok</span></code></pre><p>The·following·is·an·ordinary·synchronous·request:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="p"·data-group-id="7754480577-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7754480577-2">{</span><span·class="p"·data-group-id="7754480577-3">{</span><span·class="n">Version</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·434,·SHA:·7cdb2f937c555a6cfb9709da8c919a62f5b09b08e4955e681b922c8a0a959aa1·...·]-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id=" | 153 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="7754480577-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7754480577-5">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·506,·SHA:·4a1e523e08996989e77a7be2e3fa5f83726fb509e268b6e343083a489b55aec7·...·]-4">)</span><span·class="p">.</span></code></pre><p>With·all·the·default·values·presented,·a·get·request·can·also·be·written·as |
| 154 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id=" | 154 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id="7270347754-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7270347754-2">{</span><span·class="p"·data-group-id="7270347754-3">{</span><span·class="n">Version</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·433,·SHA:·c28775f91b7877d3463d85471cbaf286552a1787b476aff0b67cef45399fd6ab·...·]4-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="5035534874-4">(</span><span·class="s">"http://www.erlang.org"</span><span·class="p"·data-group-id="5035534874-4">)</span><span·class="p">.</span></code></pre><p>The·following·is·a·https·request·and·with·verification·of·the·host:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="p"·data-group-id="8358195407-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8358195407-2">{</span><span·class="p"·data-group-id="8358195407-3">{</span><span·class="n">Version</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReasonPhrase</span><span·class="p"·data-group-id="8358195407-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Body</span><span·class="p"·data-group-id="8358195407-2">}</span><span·class="p"·data-group-id="8358195407-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 156 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="8358195407-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8358195407-5">{</span><span·class="s">"https://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8358195407-6">[</span><span·class="p"·data-group-id="8358195407-6">]</span><span·class="p"·data-group-id="8358195407-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8358195407-7">[</span><span·class="p"·data-group-id="8358195407-8">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">ssl_verify_host_options</span><span·class="p"·data-group-id="8358195407-9">(</span><span·class="ss">true</span><span·class="p"·data-group-id="8358195407-9">)</span><span·class="p"·data-group-id="8358195407-8">}</span><span·class="p"·data-group-id="8358195407-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8358195407-10">[</span><span·class="p"·data-group-id="8358195407-10">]</span><span·class="p"·data-group-id="8358195407-4">)</span><span·class="p">.</span></code></pre><p>The·following·is·an·ordinary·asynchronous·request:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="p"·data-group-id="7421105240-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RequestId</span><span·class="p"·data-group-id="7421105240-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 157 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="7 | 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="7270347754-4">(</span><span·class="s">"http://www.erlang.org"</span><span·class="p"·data-group-id="7270347754-4">)</span><span·class="p">.</span></code></pre><p>The·following·is·a·https·request·and·with·verification·of·the·host:</p><pre><code·clas[·...·truncated·by·diffoscope;·len:·873,·SHA:·de087d3ecd0b53d2b7d5489fe8e3747d4c057258c8e8c7a09516e8a93fcad3e7·...·] |
| 156 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="5015621343-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5015621343-5">{</span><span·class="s">"https://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5015621343-6">[</span><span·class="p"·data-group-id="5015621343-6">]</span><span·class="p"·data-group-id="5015621343-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5015621343-7">[</span><span·class="p"·data-group-id="5015621343-8">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">ssl_verify_host_options</span><span·class="p"·data-group-id="5015621343-9">(</span><span·class="ss">true</span><span·class="p"·data-group-id="5015621343-9">)</span><span·class="p"·data-group-id="5015621343-8">}</span><span·class="p"·data-group-id="5015621343-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5015621343-10">[</span><span·class="p"·data-group-id="5015621343-10">]</span><span·class="p"·data-group-id="5015621343-4">)</span><span·class="p">.</span></code></pre><p>The·following·is·an·ordinary·asynchronous·request:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="p"·data-group-id="4715924884-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RequestId</span><span·class="p"·data-group-id="4715924884-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 157 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="4715924884-2">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4715924884-3">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4715924884-4">[</span><span·class="p"·data-group-id="4715924884-4">]</span><span·class="p"·data-group-id="4715924884-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4715924884-5">[</span><span·class="p"·data-group-id="4715924884-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4715924884-6">[</span><span·class="p"·data-group-id="4715924884-7">{</span><span·class="ss">sync</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="4715924884-7">}</span><span·class="p"·data-group-id="4715924884-6">]</span><span·class="p"·data-group-id="4715924884-2">)</span><span·class="p">.</span></code></pre><p>The·result·is·sent·to·the·calling·process·as·<code·class="inline">{http,·{ReqestId,·Result}}</code>.</p><p>In·this·case,·the·calling·process·is·the·shell,·so·the·following·result·is | ||
| 158 | received:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id=" | 158 | received:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="0889352160-1">{</span><span·class="ss">http</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0889352160-2">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</s[·...·truncated·by·diffoscope;·len:·98,·SHA:·b5801b0f3ced61eb465c58b1495b5a2944c9db9920449167736d57972187a3aa·...·]-1">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">500</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="ss">ok</span></code></pre><p>This·sends·a·request·with·a·specified·connection·header:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="p"·data-group-id="8860541047-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8860541047-2">{</span><span·class="p"·data-group-id="8860541047-3">{</span><span·class="n">NewVersion</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">200</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewReasonPhrase</span><span·class="p"·data-group-id="8860541047-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewHeaders</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewBody</span><span·class="p"·data-group-id="8860541047-2">}</span><span·class="p"·data-group-id="8860541047-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | ||
| 160 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="8860541047-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8860541047-5">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8860541047-6">[</span><span·class="p"·data-group-id="8860541047-7">{</span><span·class="s">"connection"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"close"</span><span·class="p"·data-group-id="8860541047-7">}</span><span·class="p"·data-group-id="8860541047-6">]</span><span·class="p"·data-group-id="8860541047-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 161 | </span><span·class=" | 159 | </span><span·class="ss">ok</span></code></pre><p>This·sends·a·request·with·a·specified·connection·header:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="p"·data-group-id="8672429677-1">{</span><span·class="ss">ok</sp[·...·truncated·by·diffoscope;·len:·731,·SHA:·9746f6547b9948ce1eb1d61093878c15c604348ff3673250690bd338b0c2a653·...·]"> |
| 160 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="8672429677-4">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8672429677-5">{</span><span·class="s">"http://www.erlang.org"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8672429677-6">[</span><span·class="p"·data-group-id="8672429677-7">{</span><span·class="s">"connection"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"close"</span><span·class="p"·data-group-id="8672429677-7">}</span><span·class="p"·data-group-id="8672429677-6">]</span><span·class="p"·data-group-id="8672429677-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 161 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="8672429677-8">[</span><span·class="p"·data-group-id="8672429677-8">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8672429677-9">[</span><span·class="p"·data-group-id="8672429677-9">]</span><span·class="p"·data-group-id="8672429677-4">)</span><span·class="p">.</span></code></pre><p>This·sends·an·HTTP·request·over·a·unix·domain·socket·(experimental):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">9>·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">set_options</span><span·class="p"·data-group-id="8666821510-1">(</span><span·class="p"·data-group-id="8666821510-2">[</span><span·class="p"·data-group-id="8666821510-3">{</span><span·class="ss">ipfamily</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">local</span><span·class="p"·data-group-id="8666821510-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8666821510-4">{</span><span·class="ss">unix_socket</span><span·class="p">,</span><span·class="s">"/tmp/unix_socket/consul_http.sock"</span><span·class="p"·data-group-id="8666821510-4">}</span><span·class="p"·data-group-id="8666821510-2">]</span><span·class="p"·data-group-id="8666821510-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> | ||
| 162 | 10>·</span><span·class="p"·data-group-id=" | 162 | 10>·</span><span·class="p"·data-group-id="8666821510-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8666821510-6">{</span><span·class="p"·data-group-id="8666821510-7">{</span><span·class="n">NewVersion</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·446,·SHA:·bc301477cae6b73555569b51f08c2b6f17a58878d115e68c9726bc799f12996e·...·]-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 163 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id=" | 163 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="nc">httpc</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="8666821510-8">(</span><span·class="nb">put</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8666821510-9">{</span><span·class="s">"http:///v1/kv/foo"</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·1778,·SHA:·858539d9ba9e862447619254254b534c5dac235014007a586c8453a0d2905db5·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id=" | 164 | </span><span·class="p"·data-group-id="4112807404-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.45</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·513,·SHA:·d12064d2d6858ee0a16e144ed073eba0e51bc5c53a6e670435a473ceb379e9c9·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p"·data-group-id=" | 165 | </span><span·class="p"·data-group-id="9036181936-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">econnrefused</span><span·class="p"·data-group-id="9036181936-2">}</span></code></pre><p>Stop·the·HTTP·client·profile:</p><pre><code·class="m[·...·truncated·by·diffoscope;·len:·351,·SHA:·53ab89709aae2d48791a5eab522fdb83c4e7c9d995a71ab703139b5ac0504862·...·]4-1">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="ss">ok</span></code></pre><p>Alternative·way·to·stop·the·HTTP·client·profile:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">13>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="4 | 166 | </span><span·class="ss">ok</span></code></pre><p>Alternative·way·to·stop·the·HTTP·client·profile:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">13>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0486932482-1">(</span><span·class="ss">httpc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="0486932482-1">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="ss">ok</span></code></pre> | 167 | </span><span·class="ss">ok</span></code></pre> |
| 168 | </div> | 168 | </div> |
| 169 | <div·class="bottom-actions"·id="bottom-actions"> | 169 | <div·class="bottom-actions"·id="bottom-actions"> |
| 170 | ··<div·class="bottom-actions-item"> | 170 | ··<div·class="bottom-actions-item"> |
| 171 | ······<a·href="inets_services.html"·class="bottom-actions-button"·rel="prev"> | 171 | ······<a·href="inets_services.html"·class="bottom-actions-button"·rel="prev"> |
| Offset 211, 15 lines modified | Offset 211, 15 lines modified | ||
| 211 | ······<p·class="built-using"> | 211 | ······<p·class="built-using"> |
| 212 | ········Built·using | 212 | ········Built·using |
| 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 215 | ······</p> | 215 | ······</p> |
| 216 | <p>Copyright·©·1996-202 | 216 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 217 | ····</footer> | 217 | ····</footer> |
| 218 | ··</div> | 218 | ··</div> |
| 219 | </main> | 219 | </main> |
| 220 | </div> | 220 | </div> |
| 221 | <script> | 221 | <script> |
| 222 | ··function·mermaidLoaded()·{ | 222 | ··function·mermaidLoaded()·{ |
| 223 | ····mermaid.initialize({ | 223 | ····mermaid.initialize({ |
| Offset 137, 54 lines modified | Offset 137, 54 lines modified | ||
| 137 | underlying·mechanisms·also·do·so.</p><p>The·server·implements·numerous·features,·such·as:</p><ul><li>Secure·Sockets·Layer·(SSL)</li><li>Erlang·Scripting·Interface·(ESI)</li><li>Common·Gateway·Interface·(CGI)</li><li>User·Authentication·(using·Mnesia,·Dets·or·plain·text·database)</li><li>Common·Logfile·Format·(with·or·without·disk_log(3)·support)</li><li>URL·Aliasing</li><li>Action·Mappings</li><li>Directory·Listings</li></ul><p>The·configuration·of·the·server·is·provided·as·an·Erlang·property·list.</p><p>As·of·<code·class="inline">Inets</code>·5.0·the·HTTP·server·is·an·easy·to·start/stop·and·customize·web | 137 | underlying·mechanisms·also·do·so.</p><p>The·server·implements·numerous·features,·such·as:</p><ul><li>Secure·Sockets·Layer·(SSL)</li><li>Erlang·Scripting·Interface·(ESI)</li><li>Common·Gateway·Interface·(CGI)</li><li>User·Authentication·(using·Mnesia,·Dets·or·plain·text·database)</li><li>Common·Logfile·Format·(with·or·without·disk_log(3)·support)</li><li>URL·Aliasing</li><li>Action·Mappings</li><li>Directory·Listings</li></ul><p>The·configuration·of·the·server·is·provided·as·an·Erlang·property·list.</p><p>As·of·<code·class="inline">Inets</code>·5.0·the·HTTP·server·is·an·easy·to·start/stop·and·customize·web |
| 138 | server·providing·the·most·basic·web·server·functionality.·Inets·is·designed·for | 138 | server·providing·the·most·basic·web·server·functionality.·Inets·is·designed·for |
| 139 | embedded·systems·and·if·you·want·a·full-fledged·web·server·there·are·other | 139 | embedded·systems·and·if·you·want·a·full-fledged·web·server·there·are·other |
| 140 | erlang·open·source·alternatives.</p><p>Almost·all·server·functionality·has·been·implemented·using·an·especially·crafted | 140 | erlang·open·source·alternatives.</p><p>Almost·all·server·functionality·has·been·implemented·using·an·especially·crafted |
| 141 | server·API,·which·is·described·in·the·Erlang·Web·Server·API.·This·API·can·be | 141 | server·API,·which·is·described·in·the·Erlang·Web·Server·API.·This·API·can·be |
| 142 | used·to·enhance·the·core·server·functionality,·for·example·with·custom·logging | 142 | used·to·enhance·the·core·server·functionality,·for·example·with·custom·logging |
| 143 | and·authentication.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to | 143 | and·authentication.</p><p>The·following·is·to·be·put·in·the·Erlang·node·application·configuration·file·to |
| 144 | start·an·HTTP·server·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1438214719-1">[</span><span·class="p"·data-group-id="1438214719-2">{</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1438214719-3">[</span><span·class="p"·data-group-id="1438214719-4">{</span><span·class="ss">services</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1438214719-5">[</span><span·class="p"·data-group-id="1438214719-6">{</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1438214719-7">[</span><span·class="p"·data-group-id="1438214719-8">{</span><span·class="ss">proplist_file</span><span·class="p">,</span><span·class="w"> | ||
| 145 | 144 | start·an·HTTP·server·at·application·startup:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1416040196-1">[</span><span·class="p"·data-group-id="1416040196-2">{</span><span·class="ss">inets</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·528,·SHA:·4a3e7ca82d45056ff570be40d04d881550686e5d27786a77e1faf54a31e9eff6·...·]</span><span·class="p">,</span><span·class="w"> | |
| 145 | ···········</span><span·class="s">"/var/tmp/server_root/conf/8888_props.conf"</span><span·class="p"·data-group-id="1416040196-8">}</span><span·class="p"·data-group-id="1416040196-7">]</span><span·class="p"·data-group-id="1416040196-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 146 | ··········</span><span·class="p"·data-group-id="14 | 146 | ··········</span><span·class="p"·data-group-id="1416040196-9">{</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1416040196-10">[</span><span·class="p"·data-group-id="1416040196-11">{</span><span·class="ss">proplist_file</span><span·class="p">,</span><span·class="w"> |
| 147 | ···········</span><span·class="s">"/var/tmp/server_root/conf/8080_props.conf"</span><span·class="p"·data-group-id="1438214719-11">}</span><span·class="p"·data-group-id="1438214719-10">]</span><span·class="p"·data-group-id="1438214719-9">}</span><span·class="p"·data-group-id="1438214719-5">]</span><span·class="p"·data-group-id="1438214719-4">}</span><span·class="p"·data-group-id="1438214719-3">]</span><span·class="p"·data-group-id="1438214719-2">}</span><span·class="p"·data-group-id="1438214719-1">]</span><span·class="p">.</span></code></pre><p>The·server·is·configured·using·an·Erlang·property·list.·For·the·available | ||
| 148 | 147 | ···········</span><span·class="s">"/var/tmp/server_root/conf/8080_props.conf"</span><span·class="p"·data-group-id="1416040196-11">}</span><span·class="p"·data-group-id="1416040196-10">]</span><span·class="p"·data-group-id="1416040196-9">}</span><[·...·truncated·by·diffoscope;·len:·377,·SHA:·79a908dcf9e3bc9b121d53ba52a8a161dd65ccb23c690392bbba0220e6ddc38f·...·] | |
| 148 | properties,·see·<a·href="httpd.html"><code·class="inline">httpd</code></a>.</p><p>The·available·configuration·properties·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">httpd_service</span><span·class="p"·data-group-id="4291959915-1">(</span><span·class="p"·data-group-id="4291959915-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4291959915-2">{</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">httpd</span><span·class="p"·data-group-id="4291959915-3">(</span><span·class="p"·data-group-id="4291959915-3">)</span><span·class="p"·data-group-id="4291959915-2">}</span><span·class="w"> | ||
| 149 | </span><span·class="nf">httpd</span><span·class="p"·data-group-id=" | 149 | </span><span·class="nf">httpd</span><span·class="p"·data-group-id="4291959915-4">(</span><span·class="p"·data-group-id="4291959915-4">)</span><span·class="w">·········</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4291959915-5">[</span><span·class="nf">httpd_config</span><span·cl[·...·truncated·by·diffoscope;·len:·139,·SHA:·59d7d05e97f1b2039939728be1001b5325d4860cd514da5a6030a8fd5c8035fa·...·]-5">]</span><span·class="w"> |
| 150 | </span><span·class="nf">httpd_config</span><span·class="p"·data-group-id=" | 150 | </span><span·class="nf">httpd_config</span><span·class="p"·data-group-id="4291959915-7">(</span><span·class="p"·data-group-id="4291959915-7">)</span><span·class="w">··</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4291959915-8">{</span><span·class="ss">proplist_file</span><span·class="p[·...·truncated·by·diffoscope;·len:·209,·SHA:·226c625e7f9378eef9699a8b8313203bfc97afe269c58185cc659f78597f6ffe·...·]-8">}</span><span·class="w"> |
| 151 | ···················</span><span·class="p"·data-group-id=" | 151 | ···················</span><span·class="p"·data-group-id="4291959915-10">{</span><span·class="ss">debug</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">debug</span><span·class="p"·data-group-id="4291959915-11">(</span><span·class="p"·data-group-id="4291959915-11">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·b800cc818d35b63a937a62a9a1a0ffacbc0d151b2b48f65987462bcf19324667·...·]-10">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 152 | ···················</span><span·class="p"·data-group-id=" | 152 | ···················</span><span·class="p"·data-group-id="4291959915-12">{</span><span·class="ss">accept_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4291959915-13">(</span><span·class="p"·data-group-id="4291959915-13">)</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·2181617b71a933ff16137de0c120a25a9ea97d447a47c4db53c6e4ad062ec01b·...·]-12">}</span><span·class="w"> |
| 153 | </span><span·class="nf">debug</span><span·class="p"·data-group-id="8482912591-14">(</span><span·class="p"·data-group-id="8482912591-14">)</span><span·class="w">·········</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">disable</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8482912591-15">[</span><span·class="nf">debug_options</span><span·class="p"·data-group-id="8482912591-16">(</span><span·class="p"·data-group-id="8482912591-16">)</span><span·class="p"·data-group-id="8482912591-15">]</span><span·class="w"> | ||
| 154 | </span><span·class="nf">debug | 153 | </span><span·class="nf">debug</span><span·class="p"·data-group-id="4291959915-14">(</span><span·class="p"·data-group-id="4291959915-14">)</span><span·class="w">·········</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">disable</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·292,·SHA:·c2cbb8fb02313dd42f7d33c0c50dffb1830553318f91d8602b2834d503dfba73·...·]</span><span·class="w"> |
| 154 | </span><span·class="nf">debug_options</span><span·class="p"·data-group-id="4291959915-17">(</span><span·class="p"·data-group-id="4291959915-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4291959915-18">{</span><span·class="ss">all_functions</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="4291959915-19">(</span><span·class="p"·data-group-id="4291959915-19">)</span><span·class="p"·data-group-id="4291959915-18">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 155 | ···················</span><span·class="p"·data-group-id=" | 155 | ···················</span><span·class="p"·data-group-id="4291959915-20">{</span><span·class="ss">exported_functions</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="4291959915-21">(</span><span·class="p"·data-group-id="4291959915-21">)</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·dcc9cbbbbe41df479e5ad83577292e8c7f31d6d4caeaa728b874c9d3ff019b62·...·]-20">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 156 | ···················</span><span·class="p"·data-group-id=" | 156 | ···················</span><span·class="p"·data-group-id="4291959915-22">{</span><span·class="ss">disable</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="4291959915-23">(</span><span·class="p"·data-group-id="4291959915-23">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·86c85dc6b4fbaddb24d822b0b6db0b2e482f96787d9b6c9395c688b44d6cee68·...·]-22">}</span><span·class="w"> |
| 157 | </span><span·class="nf">modules</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">modules</span><span·class="p"·data-group-id="4291959915-24">(</span><span·class="p"·data-group-id="4291959915-24">)</span><span·class="w">·······</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4291959915-25">[</span><span·class="nf">atom</span><span·class="p"[·...·truncated·by·diffoscope;·len:·134,·SHA:·69be68ff2002bbbf707af55c4315979d9480ffbca16f0b042dd042d0694f896c·...·]-25">]</span></code></pre><p>Here:</p><ul><li><p><strong><code·class="inline">{proplist_file,·file()}</code></strong>·-·File·containing·an·Erlang·property·list, |
| 158 | followed·by·a·full·stop,·describing·the·HTTP·server·configuration.</p></li><li><p><strong><code·class="inline">{debug,·debug()}</code></strong>·-·Can·enable·trace·on·all·functions·or·only·exported | 158 | followed·by·a·full·stop,·describing·the·HTTP·server·configuration.</p></li><li><p><strong><code·class="inline">{debug,·debug()}</code></strong>·-·Can·enable·trace·on·all·functions·or·only·exported |
| 159 | functions·on·chosen·modules.</p></li><li><p><strong><code·class="inline">{accept_timeout,·integer()}</code></strong>·-·Sets·the·wanted·time-out·value·for·the | 159 | functions·on·chosen·modules.</p></li><li><p><strong><code·class="inline">{accept_timeout,·integer()}</code></strong>·-·Sets·the·wanted·time-out·value·for·the |
| 160 | server·to·set·up·a·request·connection.</p></li></ul><h2·id="getting-started"·class="section-heading"> | 160 | server·to·set·up·a·request·connection.</p></li></ul><h2·id="getting-started"·class="section-heading"> |
| 161 | ··<a·href="#getting-started"·class="hover-link"> | 161 | ··<a·href="#getting-started"·class="hover-link"> |
| 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 162 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 163 | ··</a> | 163 | ··</a> |
| 164 | ··<span·class="text">Getting·Started</span> | 164 | ··<span·class="text">Getting·Started</span> |
| 165 | </h2> | 165 | </h2> |
| 166 | <p><a·href=""·id="using_http_server_api"></a></p><p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 166 | <p><a·href=""·id="using_http_server_api"></a></p><p>Start·<code·class="inline">Inets</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="1276681977-1">(</span><span·class="p"·data-group-id="1276681977-1">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="ss">ok</span></code></pre><p>Start·an·HTTP·server·with·minimal·required·configuration.·If·you·specify·port | 167 | </span><span·class="ss">ok</span></code></pre><p>Start·an·HTTP·server·with·minimal·required·configuration.·If·you·specify·port |
| 168 | <code·class="inline">0</code>,·an·arbitrary·available·port·is·used,·and·you·can·use·function·<code·class="inline">info</code>·to | 168 | <code·class="inline">0</code>,·an·arbitrary·available·port·is·used,·and·you·can·use·function·<code·class="inline">info</code>·to |
| 169 | find·which·port·number·that·was·picked:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="p"·data-group-id=" | 169 | find·which·port·number·that·was·picked:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="p"·data-group-id="8416905064-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="8416905064-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·703,·SHA:·e6ee3e66550985bd1201dede8e6b9f76fff9666500ec09f8096fd4a04ced8167·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 170 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id=" | 170 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="8416905064-6">{</span><span·class="ss">document_root</span><span·class="p">,</span><span·class="s">"/tmp/htdocs"</span><span·class="p"·data-group-id="8416905064-6">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·302,·SHA:·a0d784aa8222d24248a5bf6850d722eb09f714f4c28e1cd030caa867e4fd7389·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p"·data-group-id=" | 171 | </span><span·class="p"·data-group-id="8416905064-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="mf">0.79</span><span·class="p">.</span><span·class="mi">0</span><span·class="p"·data-group-id="8416905064-8">}</span></code></pre><p>Call·<code·cla[·...·truncated·by·diffoscope;·len:·320,·SHA:·5e7012e45f510f636ef23e1873e8919c4007e64f2acf6a1b4ae6c0e4e1b6474f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="p"·data-group-id=" | 172 | </span><span·class="p"·data-group-id="2389346388-2">[</span><span·class="p"·data-group-id="2389346388-3">{</span><span·class="ss">mime_types</span><span·class="p">,</span><span·class="p"·data-group-id="2389346388-4">[</span><span·class="p"·data-group-id="2389346388-5">{</span><span·class="s">&[·...·truncated·by·diffoscope;·len:·473,·SHA:·74f113efff255fa5a02140e9b599b0b14e7b43f04393bee83f398d39f1777940·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ·</span><span·class="p"·data-group-id=" | 173 | ·</span><span·class="p"·data-group-id="2389346388-7">{</span><span·class="ss">server_name</span><span·class="p">,</span><span·class="s">"machine.local"</span><span·class="p"·data-group-id="2389346388-7">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ·</span><span·class="p"·data-group-id=" | 174 | ·</span><span·class="p"·data-group-id="2389346388-8">{</span><span·class="ss">bind_address</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2389346388-9">{</span><span·class="mi">127</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·171,·SHA:·f1b7b73f709458fb9b23a6c52b2dee3b210c89df9d5703dece0ff9cd31334ea7·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ·</span><span·class="p"·data-group-id=" | 175 | ·</span><span·class="p"·data-group-id="2389346388-10">{</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="s">"/tmp"</span><span·class="p"·data-group-id="2389346388-10">}</span><span·class="p">,</span><span·class="w"> |
| 176 | ·</span><span·class="p"·data-group-id=" | 176 | ·</span><span·class="p"·data-group-id="2389346388-11">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="mi">59408</span><span·class="p"·data-group-id="2389346388-11">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ·</span><span·class="p"·data-group-id=" | 177 | ·</span><span·class="p"·data-group-id="2389346388-12">{</span><span·class="ss">document_root</span><span·class="p">,</span><span·class="s">"/tmp/htdocs"</span><span·class="p"·data-group-id="2389346388-12">}</span><span·class="p">,</span><span·class="w"> |
| 178 | ·</span><span·class="p"·data-group-id=" | 178 | ·</span><span·class="p"·data-group-id="2389346388-13">{</span><span·class="ss">ipfamily</span><span·class="p">,</span><span·class="ss">inet</span><span·class="p"·data-group-id="2389346388-13">}</span><span·class="p"·data-group-id="2389346388-2">]</span></code></pre><p>Reload·the·configuration·w[·...·truncated·by·diffoscope;·len:·519,·SHA:·4fb9a8137a64c0d5d2a5a95d2c2a9351d77703d99e493aee581e5774a4cfdfa3·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 179 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="9770904497-4">{</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="s">"/tmp/www_test"</span><span·class="p"·data-group-id="9770904497-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·184,·SHA:·d622491c7adc2efbe2d690d6004f27a678186fff0d3706701f62229be6f69cb2·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 180 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | </span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="9770904497-6">{</span><span·class="ss">bind_address</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"localhost"</span><span·class="p"·data-group-id="9770904497-6">}</span><span·class="p"·data-group-id="9770904497-2">]</span>[·...·truncated·by·diffoscope;·len:·127,·SHA:·da0f25227f8c6b3b91416bfddc2b95658d6c5ebc2b2bb252ed6cf6bcd082db44·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">port</code>·and·<code·class="inline">bind_address</code>·cannot·be·changed.·Clients·trying·to·access·the | 181 | </span><span·class="ss">ok</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">port</code>·and·<code·class="inline">bind_address</code>·cannot·be·changed.·Clients·trying·to·access·the |
| 182 | server·during·the·reload·get·a·service·temporary·unavailable·answer.</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">httpd</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="0868327619-1">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0868327619-2">[</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">document_root</span><span·class="p"·data-group-id="0868327619-2">]</span><span·class="p"·data-group-id="0868327619-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 183 | 182 | server·during·the·reload·get·a·service·temporary·unavailable·answer.</p></section><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">httpd</span><span·class="p">:</span><span·class="nf">info</span><s[·...·truncated·by·diffoscope;·len:·443,·SHA:·2dfd42c0a952400b75438b3e5a4a2b9cc08d056035c4dd018190e7a91b4793bd·...·]> | |
| 183 | </span><span·class="p"·data-group-id="9721244383-3">[</span><span·class="p"·data-group-id="9721244383-4">{</span><span·class="ss">server_root</span><span·class="p">,</span><span·class="s">"/tmp/www_test"</span><span·class="p"·data-group-id="9721244383-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="9721244383-5">{</span><span·class="ss">document_root</span><span·class="p">,</span><span·class="s">"/tmp/www_test/htdocs"</span><span·class="p"·data-group-id="9721244383-5">}</span><span·class="p"·data-group-id="9721244383-3">]</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="7053896816-1">(</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="7053896816-1">)</span><span·class="p">.</span></code></pre><p>Alternative:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">inets</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="3620370747-1">(</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3620370747-2">{</span><span·class="p"·data-group-id="3620370747-3">{</span><span·class="mi">127</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="3620370747-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">59408</span><span·class="p"·data-group-id="3620370747-2">}</span><span·class="p"·data-group-id="3620370747-1">)</span><span·class="p">.</span></code></pre><p>Notice·that·<code·class="inline">bind_address</code>·must·be·the·IP·address·reported·by·function·<code·class="inline">info</code> | ||
| 184 | and·cannot·be·the·hostname·that·is·allowed·when·putting·in·<code·class="inline">bind_address</code>.</p><h2·id="dynamic-web-pages"·class="section-heading"> | 184 | and·cannot·be·the·hostname·that·is·allowed·when·putting·in·<code·class="inline">bind_address</code>.</p><h2·id="dynamic-web-pages"·class="section-heading"> |
| 185 | ··<a·href="#dynamic-web-pages"·class="hover-link"> | 185 | ··<a·href="#dynamic-web-pages"·class="hover-link"> |
| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Dynamic·Web·Pages</span> | 188 | ··<span·class="text">Dynamic·Web·Pages</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p><a·href=""·id="dynamic_we_pages"></a></p><p><code·class="inline">Inets</code>·HTTP·server·provides·two·ways·of·creating·dynamic·web·pages,·each·with | 190 | <p><a·href=""·id="dynamic_we_pages"></a></p><p><code·class="inline">Inets</code>·HTTP·server·provides·two·ways·of·creating·dynamic·web·pages,·each·with |
| Offset 301, 36 lines modified | Offset 301, 36 lines modified | ||
| 301 | files,·Dets·databases·as·well·as·Mnesia·databases.</p><p>Uses·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><code·class="inline">real_name</code>·-·from·<a·href="mod_alias.html"><code·class="inline">mod_alias</code></a></li></ul><p>Exports·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><strong><code·class="inline">{remote_user,·User}</code></strong>·-·The·username·used·for·authentication.</li></ul><h4>Mnesia·As·Authentication·Database</h4><p>If·Mnesia·is·used·as·storage·method,·Mnesia·must·be·started·before·the·HTTP | 301 | files,·Dets·databases·as·well·as·Mnesia·databases.</p><p>Uses·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><code·class="inline">real_name</code>·-·from·<a·href="mod_alias.html"><code·class="inline">mod_alias</code></a></li></ul><p>Exports·the·following·Erlang·Web·Server·API·interaction·data:</p><ul><li><strong><code·class="inline">{remote_user,·User}</code></strong>·-·The·username·used·for·authentication.</li></ul><h4>Mnesia·As·Authentication·Database</h4><p>If·Mnesia·is·used·as·storage·method,·Mnesia·must·be·started·before·the·HTTP |
| 302 | server.·The·first·time·Mnesia·is·started,·the·schema·and·the·tables·must·be | 302 | server.·The·first·time·Mnesia·is·started,·the·schema·and·the·tables·must·be |
| 303 | created·before·Mnesia·is·started.·A·simple·example·of·a·module·with·two | 303 | created·before·Mnesia·is·started.·A·simple·example·of·a·module·with·two |
| 304 | functions·that·creates·and·start·Mnesia·is·provided·here.·Function | 304 | functions·that·creates·and·start·Mnesia·is·provided·here.·Function |
| 305 | <code·class="inline">first_start/0</code>·is·to·be·used·the·first·time.·It·creates·the·schema·and·the | 305 | <code·class="inline">first_start/0</code>·is·to·be·used·the·first·time.·It·creates·the·schema·and·the |
| 306 | tables.·<code·class="inline">start/0</code>·is·to·be·used·in·consecutive·startups.·<code·class="inline">start/0</code>·starts·Mnesia | 306 | tables.·<code·class="inline">start/0</code>·is·to·be·used·in·consecutive·startups.·<code·class="inline">start/0</code>·starts·Mnesia |
| 307 | and·waits·for·the·tables·to·be·initiated.·This·function·must·only·be·used·when | 307 | and·waits·for·the·tables·to·be·initiated.·This·function·must·only·be·used·when |
| 308 | the·schema·and·the·tables·are·already·created.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2919491017-1">(</span><span·class="ss">mnesia_test</span><span·class="p"·data-group-id="2919491017-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 309 | 308 | the·schema·and·the·tables·are·already·created.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6821505338-1">(</span><span·class="ss">mnesia_test</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·27,·SHA:·0a630bd4d2e459da21ad05808d8a2df02c9762dc72383d7636585a594ec968c7·...·]">)</span><span·class="p">.</span><span·class="w"> | |
| 309 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="6821505338-2">(</span><span·class="p"·data-group-id="6821505338-3">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">load_data</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="6821505338-3">]</span><span·class="p"·data-group-id="6821505338-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 310 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 310 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6821505338-4">(</span><span·class="s">"mod_auth.hrl"</span><span·class="p"·data-group-id="6821505338-4">)</span><span·class="p">.</span><span·class="w"> |
| 311 | </span><span·class="nf">first_start</span><span·class="p"·data-group-id=" | 311 | </span><span·class="nf">first_start</span><span·class="p"·data-group-id="6821505338-5">(</span><span·class="p"·data-group-id="6821505338-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 312 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 312 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="6821505338-6">(</span><span·class="p"·data-group-id="6821505338-7">[</span><span·class="nf">node</span><span·class="p"·data-group-id="6821505338-8">(</span><span·class="p"·data-group-id="6821505338-8">)</span><span·class="p"·data-group-id="6821505338-7">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·47c8a559099f2d823add44468bd976e93952897e9f5450921b1382d768ff50fc·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 313 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 313 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6821505338-9">(</span><span·class="p"·data-group-id="6821505338-9">)</span><span·class="p">,</span><span·class="w"> |
| 314 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 314 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6821505338-10">(</span><span·class="ss">httpd_user</span><span·class="p">,</span><span·class="w"> |
| 315 | ························</span><span·class="p"·data-group-id=" | 315 | ························</span><span·class="p"·data-group-id="6821505338-11">[</span><span·class="p"·data-group-id="6821505338-12">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bag</span><span·class="p"·data-group-id="6821505338-12">}</span><span·class="p">,</span><span·class="w"> |
| 316 | ·························</span><span·class="p"·data-group-id=" | 316 | ·························</span><span·class="p"·data-group-id="6821505338-13">{</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6821505338-14">[</span><span·class="nf">node</span><span·class="p"·data-group-id="6821505338-15">(</span><span·class="p[·...·truncated·by·diffoscope;·len:·135,·SHA:·7b1f659f08fc14cf472cb5f90d5b1943388d8be6e875e4330b2298a0a6127a8b·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 317 | ·························</span><span·class="p"·data-group-id=" | 317 | ·························</span><span·class="p"·data-group-id="6821505338-16">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="6821505338-17">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 318 | ··················································</span><span·class="ss">httpd_user</span><span·class="p"·data-group-id=" | 318 | ··················································</span><span·class="ss">httpd_user</span><span·class="p"·data-group-id="6821505338-17">)</span><span·class="p"·data-group-id="6821505338-16">}</span><span·class="p"·data-group-id="6821505338-11">]</span><span·class="p"·data-group-id="6821505338-10">)</span><span·class="p">,</span><span·class="w"> |
| 319 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 319 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6821505338-18">(</span><span·class="ss">httpd_group</span><span·class="p">,</span><span·class="w"> |
| 320 | ························</span><span·class="p"·data-group-id=" | 320 | ························</span><span·class="p"·data-group-id="6821505338-19">[</span><span·class="p"·data-group-id="6821505338-20">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bag</span><span·class="p"·data-group-id="6821505338-20">}</span><span·class="p">,</span><span·class="w"> |
| 321 | ·························</span><span·class="p"·data-group-id=" | 321 | ·························</span><span·class="p"·data-group-id="6821505338-21">{</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6821505338-22">[</span><span·class="nf">node</span><span·class="p"·data-group-id="6821505338-23">(</span><span·class="p[·...·truncated·by·diffoscope;·len:·135,·SHA:·38e7ea69e41b7a701ae04693dc03672ae901edbe4a638bee5034d4dfcd8eec36·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 322 | ·························</span><span·class="p"·data-group-id=" | 322 | ·························</span><span·class="p"·data-group-id="6821505338-24">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="6821505338-25">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 323 | ··················································</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id=" | 323 | ··················································</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id="6821505338-25">)</span><span·class="p"·data-group-id="6821505338-24">}</span><span·class="p"·data-group-id="6821505338-19">]</span><span·class="p"·data-group-id="6821505338-18">)</span><span·class="p">,</span><span·class="w"> |
| 324 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id=" | 324 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id="6821505338-26">(</span><span·class="p"·data-group-id="6821505338-27">[</span><span·class="ss">httpd_user</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id="6821505338-27">]</span><span·cl[·...·truncated·by·diffoscope;·len:·110,·SHA:·b6b1cf6d64e59b39a66a5353a5b5430f54eb680b4355d7ddcc82e115458dc956·...·]-26">)</span><span·class="p">.</span><span·class="w"> |
| 325 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 325 | </span><span·class="nf">start</span><span·class="p"·data-group-id="6821505338-28">(</span><span·class="p"·data-group-id="6821505338-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 326 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6821505338-29">(</span><span·class="p"·data-group-id="6821505338-29">)</span><span·class="p">,</span><span·class="w"> |
| 327 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id=" | 327 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id="6821505338-30">(</span><span·class="p"·data-group-id="6821505338-31">[</span><span·class="ss">httpd_user</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd_group</span><span·class="p"·data-group-id="6821505338-31">]</span><span·cl[·...·truncated·by·diffoscope;·len:·110,·SHA:·b6b1cf6d64e59b39a66a5353a5b5430f54eb680b4355d7ddcc82e115458dc956·...·]-30">)</span><span·class="p">.</span></code></pre><p>To·create·the·Mnesia·tables,·we·use·two·records·defined·in·<code·class="inline">mod_auth.hrl</code>,·so |
| 328 | that·file·must·be·included.·<code·class="inline">first_start/0</code>·creates·a·schema·that·specifies·on | 328 | that·file·must·be·included.·<code·class="inline">first_start/0</code>·creates·a·schema·that·specifies·on |
| 329 | which·nodes·the·database·is·to·reside.·Then·it·starts·Mnesia·and·creates·the | 329 | which·nodes·the·database·is·to·reside.·Then·it·starts·Mnesia·and·creates·the |
| 330 | tables.·The·first·argument·is·the·name·of·the·tables,·the·second·argument·is·a | 330 | tables.·The·first·argument·is·the·name·of·the·tables,·the·second·argument·is·a |
| 331 | list·of·options·of·how·to·create·the·table,·see·<a·href="../../../../lib/mnesia-4.23.4/doc/html/mnesia.html"><code·class="inline">mnesia</code></a>,·documentation·for | 331 | list·of·options·of·how·to·create·the·table,·see·<a·href="../../../../lib/mnesia-4.23.4/doc/html/mnesia.html"><code·class="inline">mnesia</code></a>,·documentation·for |
| 332 | more·information.·As·the·implementation·of·the·<code·class="inline">mod_auth_mnesia</code>·saves·one·row | 332 | more·information.·As·the·implementation·of·the·<code·class="inline">mod_auth_mnesia</code>·saves·one·row |
| 333 | for·each·user,·the·type·must·be·<code·class="inline">bag</code>.·When·the·schema·and·the·tables·are | 333 | for·each·user,·the·type·must·be·<code·class="inline">bag</code>.·When·the·schema·and·the·tables·are |
| 334 | created,·function·<a·href="../../../../lib/mnesia-4.23.4/doc/html/mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·is·used·to·start·Mnesia·and·waits·for·the | 334 | created,·function·<a·href="../../../../lib/mnesia-4.23.4/doc/html/mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·is·used·to·start·Mnesia·and·waits·for·the |
| Offset 481, 15 lines modified | Offset 481, 15 lines modified | ||
| 481 | ······<p·class="built-using"> | 481 | ······<p·class="built-using"> |
| 482 | ········Built·using | 482 | ········Built·using |
| 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 485 | ······</p> | 485 | ······</p> |
| 486 | <p>Copyright·©·1996-202 | 486 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 487 | ····</footer> | 487 | ····</footer> |
| 488 | ··</div> | 488 | ··</div> |
| 489 | </main> | 489 | </main> |
| 490 | </div> | 490 | </div> |
| 491 | <script> | 491 | <script> |
| 492 | ··function·mermaidLoaded()·{ | 492 | ··function·mermaidLoaded()·{ |
| 493 | ····mermaid.initialize({ | 493 | ····mermaid.initialize({ |
| Offset 277, 15 lines modified | Offset 277, 15 lines modified | ||
| 277 | ······<p·class="built-using"> | 277 | ······<p·class="built-using"> |
| 278 | ········Built·using | 278 | ········Built·using |
| 279 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 279 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 280 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 280 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 281 | ······</p> | 281 | ······</p> |
| 282 | <p>Copyright·©·1996-202 | 282 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 283 | ····</footer> | 283 | ····</footer> |
| 284 | ··</div> | 284 | ··</div> |
| 285 | </main> | 285 | </main> |
| 286 | </div> | 286 | </div> |
| 287 | <script> | 287 | <script> |
| 288 | ··function·mermaidLoaded()·{ | 288 | ··function·mermaidLoaded()·{ |
| 289 | ····mermaid.initialize({ | 289 | ····mermaid.initialize({ |
| Offset 1037, 21 lines modified | Offset 1037, 21 lines modified | ||
| 1037 | options.</p></section><p>By·default·the·socket·options·set·by·function | 1037 | options.</p></section><p>By·default·the·socket·options·set·by·function |
| 1038 | <a·href="#set_options/1">set_options/1,2</a>·are·used·when·establishing·a·connection.</p></li><li><p><strong><code·class="inline">receiver</code></strong>·-·Defines·how·the·client·delivers·the·result·of·an·asynchronous | 1038 | <a·href="#set_options/1">set_options/1,2</a>·are·used·when·establishing·a·connection.</p></li><li><p><strong><code·class="inline">receiver</code></strong>·-·Defines·how·the·client·delivers·the·result·of·an·asynchronous |
| 1039 | request·(<code·class="inline">sync</code>·has·the·value·<code·class="inline">false</code>).</p><ul><li><p><strong><a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pid/0"><code·class="inline">pid/0</code></a></strong>·-·Messages·are·sent·to·this·process·in·the·format | 1039 | request·(<code·class="inline">sync</code>·has·the·value·<code·class="inline">false</code>).</p><ul><li><p><strong><a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pid/0"><code·class="inline">pid/0</code></a></strong>·-·Messages·are·sent·to·this·process·in·the·format |
| 1040 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><a·href="../../../../erts-15.2.3/doc/html/erlang.html#alias/0"><code·class="inline">alias/0</code></a></strong>·-·Messages·are·sent·to·this·special·reference·in·the·format | 1040 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><a·href="../../../../erts-15.2.3/doc/html/erlang.html#alias/0"><code·class="inline">alias/0</code></a></strong>·-·Messages·are·sent·to·this·special·reference·in·the·format |
| 1041 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><code·class="inline">function/1</code></strong>·-·Information·is·delivered·to·the·receiver·through·calls·to | 1041 | <code·class="inline">{http,·ReplyInfo}</code>.</p></li><li><p><strong><code·class="inline">function/1</code></strong>·-·Information·is·delivered·to·the·receiver·through·calls·to |
| 1042 | the·provided·fun·<code·class="inline">Receiver(ReplyInfo)</code>.</p></li><li><p><strong><code·class="inline">{Module,·Function,·Args}</code></strong>·-·Information·is·delivered·to·the·receiver | 1042 | the·provided·fun·<code·class="inline">Receiver(ReplyInfo)</code>.</p></li><li><p><strong><code·class="inline">{Module,·Function,·Args}</code></strong>·-·Information·is·delivered·to·the·receiver |
| 1043 | through·calls·to·the·callback·function | 1043 | through·calls·to·the·callback·function |
| 1044 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·[ReplyInfo·|·Args])</code></a>.</p></li></ul><p>In·all·of·these·cases,·<code·class="inline">ReplyInfo</code>·has·the·following·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id=" | 1044 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·[ReplyInfo·|·Args])</code></a>.</p></li></ul><p>In·all·of·these·cases,·<code·class="inline">ReplyInfo</code>·has·the·following·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id="8990665018-1">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">saved_to_file</span><span·class="p"·data-group-id="8990665018-1">}</span><span·class="w"> |
| 1045 | ·</span><span·class="p"·data-group-id=" | 1045 | ·</span><span·class="p"·data-group-id="8990665018-2">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8990665018-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</[·...·truncated·by·diffoscope;·len:·99,·SHA:·22e4e8def8a35150e343914cdaec20b12b51abf9a36279506ab4a9e740e36796·...·]-2">}</span><span·class="w"> |
| 1046 | ·</span><span·class="p"·data-group-id=" | 1046 | ·</span><span·class="p"·data-group-id="8990665018-4">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Result</span><span·class="p"·data-group-id="8990665018-4">}</span><span·class="w"> |
| 1047 | ·</span><span·class="p"·data-group-id=" | 1047 | ·</span><span·class="p"·data-group-id="8990665018-5">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream_start</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p"·data-group-id="899066501[·...·truncated·by·diffoscope;·len:·1,·SHA:·2c624232cdd221771294dfbb310aca000a0df6ac8b66b696d90ef06fdefb64a3·...·]-5">}</span><span·class="w"> |
| 1048 | ·</span><span·class="p"·data-group-id=" | 1048 | ·</span><span·class="p"·data-group-id="8990665018-6">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream_start</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p">,</span><span·class="w">[·...·truncated·by·diffoscope;·len:·82,·SHA:·72725fd16fddef34ef0c236b261b87a95c0511c00c84b9d26f66b69b42b599af·...·]-6">}</span><span·class="w"> |
| 1049 | ·</span><span·class="p"·data-group-id=" | 1049 | ·</span><span·class="p"·data-group-id="8990665018-7">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BinBodyPart</span><span·class="p"·data-group-id="8990665018-7">}</span><span·class="w"> |
| 1050 | ·</span><span·class="p"·data-group-id=" | 1050 | ·</span><span·class="p"·data-group-id="8990665018-8">{</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stream_end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Headers</span><span·class="p"·data-group-id="8990665018-8">}</span></code></pre><p>Default·is·the·<code·class="inline">pid</code>·of·the·process·calling·the·request·function·(<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>).</p><p><a·href=""·id="ipv6_host_with_brackets"></a></p></li><li><p><strong><code·class="inline">ipv6_host_with_brackets</code></strong>·-·Defines·when·parsing·the·Host-Port·part·of·an |
| 1051 | URI·with·an·IPv6·address·with·brackets,·if·those·brackets·are·to·be·retained | 1051 | URI·with·an·IPv6·address·with·brackets,·if·those·brackets·are·to·be·retained |
| 1052 | (<code·class="inline">true</code>)·or·stripped·(<code·class="inline">false</code>).</p><p>Default·is·<code·class="inline">false</code>.</p></li></ul> | 1052 | (<code·class="inline">true</code>)·or·stripped·(<code·class="inline">false</code>).</p><p>Default·is·<code·class="inline">false</code>.</p></li></ul> |
| 1053 | ··</section> | 1053 | ··</section> |
| 1054 | </section> | 1054 | </section> |
| 1055 | <section·class="detail"·id="reset_cookies/0"> | 1055 | <section·class="detail"·id="reset_cookies/0"> |
| 1056 | ··<div·class="detail-header"> | 1056 | ··<div·class="detail-header"> |
| Offset 1561, 15 lines modified | Offset 1561, 15 lines modified | ||
| 1561 | ······<p·class="built-using"> | 1561 | ······<p·class="built-using"> |
| 1562 | ········Built·using | 1562 | ········Built·using |
| 1563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1565 | ······</p> | 1565 | ······</p> |
| 1566 | <p>Copyright·©·1996-202 | 1566 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1567 | ····</footer> | 1567 | ····</footer> |
| 1568 | ··</div> | 1568 | ··</div> |
| 1569 | </main> | 1569 | </main> |
| 1570 | </div> | 1570 | </div> |
| 1571 | <script> | 1571 | <script> |
| 1572 | ··function·mermaidLoaded()·{ | 1572 | ··function·mermaidLoaded()·{ |
| 1573 | ····mermaid.initialize({ | 1573 | ····mermaid.initialize({ |
| Offset 246, 57 lines modified | Offset 246, 57 lines modified | ||
| 246 | }</code></pre><p>An·example·of·a·log·entry·with·only·default·settings·of·logger</p><pre><code·class="text">=ERROR·REPORT====·9-Oct-2019::09:33:27.350235·=== | 246 | }</code></pre><p>An·example·of·a·log·entry·with·only·default·settings·of·logger</p><pre><code·class="text">=ERROR·REPORT====·9-Oct-2019::09:33:27.350235·=== |
| 247 | ···Server:·My·Server | 247 | ···Server:·My·Server |
| 248 | ·Protocol:·HTTP | 248 | ·Protocol:·HTTP |
| 249 | Transport:·TLS | 249 | Transport:·TLS |
| 250 | ······URI:·/not_there | 250 | ······URI:·/not_there |
| 251 | ·····Host:·127.0.1.1:80 | 251 | ·····Host:·127.0.1.1:80 |
| 252 | ·····Peer:·127.0.0.1:45253 | 252 | ·····Peer:·127.0.0.1:45253 |
| 253 | ···Reason:·[{statuscode,404},{description,"Object·Not·Found"}]</code></pre><p>Using·this·option·makes·mod_log·and·mod_disk_log·error·logs·redundant.</p><p>Add·the·filter</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8 | 253 | ···Reason:·[{statuscode,404},{description,"Object·Not·Found"}]</code></pre><p>Using·this·option·makes·mod_log·and·mod_disk_log·error·logs·redundant.</p><p>Add·the·filter</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7875609697-1">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 254 | ····</span><span·class="p"·data-group-id="8 | 254 | ····</span><span·class="p"·data-group-id="7875609697-2">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="ss">equal</span><span·class="p">,</span><span·class="p"·data-group-id="7875609697-3">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="ss">inets</sp[·...·truncated·by·diffoscope;·len:·330,·SHA:·fd5db1d58b0f7edc676912fe0cb52586b37e2148bffaa745e56b0154474e4cff·...·]-2">}</span></code></pre><p>to·appropriate·logger·handler·to·handle·the·events.·For·example·to·write·the |
| 255 | error·log·from·an·httpd·server·with·a·<code·class="inline">ServerID</code>·of·<code·class="inline">my_server</code>·to·a·file | 255 | error·log·from·an·httpd·server·with·a·<code·class="inline">ServerID</code>·of·<code·class="inline">my_server</code>·to·a·file |
| 256 | you·can·use·the·following·sys.config:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 256 | you·can·use·the·following·sys.config:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2040567904-1">[</span><span·class="p"·data-group-id="2040567904-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 257 | ·</span><span·class="p"·data-group-id=" | 257 | ·</span><span·class="p"·data-group-id="2040567904-3">[</span><span·class="p"·data-group-id="2040567904-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 258 | ··</span><span·class="p"·data-group-id=" | 258 | ··</span><span·class="p"·data-group-id="2040567904-5">[</span><span·class="p"·data-group-id="2040567904-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">http_error_test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 259 | ····</span><span·class="p"·data-group-id=" | 259 | ····</span><span·class="p"·data-group-id="2040567904-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2040567904-8">#{</span><span·class="w">·</span><span·class="ss">file</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·173,·SHA:·ab729a93dbcd44b7c3ce3fbea95b6adf1580dc3e9d95b13aa7f87c64a3b1eafc·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ······</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 260 | ······</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2040567904-9">[</span><span·class="p"·data-group-id="2040567904-10">{</span><span·class="ss">inets_httpd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2040567904-11">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 261 | ·································</span><span·class="p"·data-group-id=" | 261 | ·································</span><span·class="p"·data-group-id="2040567904-12">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">equal</span><span·class="p">,</span><span·class="w"> |
| 262 | ··································</span><span·class="p"·data-group-id=" | 262 | ··································</span><span·class="p"·data-group-id="2040567904-13">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·147,·SHA:·279d032f7d8fbf34afbe4f1896416e5c6f6d778c825f44438aacfc68a58fa1fa·...·]-13">]</span><span·class="w"> |
| 263 | ·································</span><span·class="p"·data-group-id=" | 263 | ·································</span><span·class="p"·data-group-id="2040567904-12">}</span><span·class="p"·data-group-id="2040567904-11">}</span><span·class="p"·data-group-id="2040567904-10">}</span><span·class="p"·data-group-id="2040567904-9">]</span><span·class="p">,</span><span·class="w"> |
| 264 | ······</span><span·class="ss">filter_default</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">stop</span><span·class="w">·</span><span·class="p"·data-group-id=" | 264 | ······</span><span·class="ss">filter_default</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">stop</span><span·class="w">·</span><span·class="p"·data-group-id="2040567904-7">}</span><span·class="p"·data-group-id="2040567904-6">}</span><span·class="p"·data-group-id="2040567904-5">]</span><span·class="p"·data-group-id="2040567904-4">}</span><span·class="p"·data-group-id="2040567904-3">]</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·371,·SHA:·09d0e9b2d39e6f5a8f3137f633a39512ef909d569e7d96d3956b9a0a9eb49c40·...·]-1">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w"> |
| 265 | ··························</span><span·class="ss">inets_httpd</span><span·class="p">,</span><span·class="w"> | 265 | ··························</span><span·class="ss">inets_httpd</span><span·class="p">,</span><span·class="w"> |
| 266 | ··························</span><span·class="p"·data-group-id=" | 266 | ··························</span><span·class="p"·data-group-id="8367255112-2">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 267 | ···························</span><span·class="p"·data-group-id=" | 267 | ···························</span><span·class="p"·data-group-id="8367255112-3">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">equal</span><span·class="p">,</span><span·class="w"> |
| 268 | ····························</span><span·class="p"·data-group-id=" | 268 | ····························</span><span·class="p"·data-group-id="8367255112-4">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">httpd</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·305,·SHA:·369a34dfe0bfc8c27bde369b6389acc3985cbeae8d5c0832634f326286fe4e33·...·]-1">)</span><span·class="p">.</span></code></pre></li></ul></li><li><p><a·href=""·id="prop_log_format"></a>·<strong><code·class="inline">{log_format,·common·|·combined}</code></strong><br/>Defines·if·access·logs·are·to·be·written·according·to·the·<code·class="inline">common</code>·log·format |
| 269 | or·the·extended·common·log·format.·The·<code·class="inline">common</code>·format·is·one·line·looking | 269 | or·the·extended·common·log·format.·The·<code·class="inline">common</code>·format·is·one·line·looking |
| 270 | like·this:·<code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes</code>.</p><p>Here:</p><ul><li><p><strong><code·class="inline">remotehost</code></strong>·-·Remote.</p></li><li><p><strong><code·class="inline">rfc931</code></strong>·-·The·remote·username·of·the·client | 270 | like·this:·<code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes</code>.</p><p>Here:</p><ul><li><p><strong><code·class="inline">remotehost</code></strong>·-·Remote.</p></li><li><p><strong><code·class="inline">rfc931</code></strong>·-·The·remote·username·of·the·client |
| 271 | (<a·href="http://www.ietf.org/rfc/rfc931.txt">RFC·931</a>).</p></li><li><p><strong><code·class="inline">authuser</code></strong>·-·The·username·used·for·authentication.</p></li><li><p><strong><code·class="inline">[date]</code></strong>·-·Date·and·time·of·the·request | 271 | (<a·href="http://www.ietf.org/rfc/rfc931.txt">RFC·931</a>).</p></li><li><p><strong><code·class="inline">authuser</code></strong>·-·The·username·used·for·authentication.</p></li><li><p><strong><code·class="inline">[date]</code></strong>·-·Date·and·time·of·the·request |
| 272 | (<a·href="http://www.ietf.org/rfc/rfc1123.txt">RFC·1123</a>).</p></li><li><p><strong><code·class="inline">"request"</code></strong>·-·The·request·line·as·it·came·from·the·client | 272 | (<a·href="http://www.ietf.org/rfc/rfc1123.txt">RFC·1123</a>).</p></li><li><p><strong><code·class="inline">"request"</code></strong>·-·The·request·line·as·it·came·from·the·client |
| 273 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">status</code></strong>·-·The·HTTP·status·code·returned·to·the·client | 273 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">status</code></strong>·-·The·HTTP·status·code·returned·to·the·client |
| 274 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">bytes</code></strong>·-·The·content-length·of·the·document·transferred.</p></li></ul><p>The·<code·class="inline">combined</code>·format·is·one·line·looking·like·this: | 274 | (<a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>).</p></li><li><p><strong><code·class="inline">bytes</code></strong>·-·The·content-length·of·the·document·transferred.</p></li></ul><p>The·<code·class="inline">combined</code>·format·is·one·line·looking·like·this: |
| 275 | <code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes·"referer"·"user_agent"</code></p><p>In·addition·to·the·earlier:</p><ul><li><p><strong><code·class="inline">"referer"</code></strong>·-·The·URL·the·client·was·on·before·requesting·the·URL·(if·it | 275 | <code·class="inline">remotehost·rfc931·authuser·[date]·"request"·status·bytes·"referer"·"user_agent"</code></p><p>In·addition·to·the·earlier:</p><ul><li><p><strong><code·class="inline">"referer"</code></strong>·-·The·URL·the·client·was·on·before·requesting·the·URL·(if·it |
| 276 | could·not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li><li><p><strong><code·class="inline">"user_agent"</code></strong>·-·The·software·the·client·claims·to·be·using·(if·it·could | 276 | could·not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li><li><p><strong><code·class="inline">"user_agent"</code></strong>·-·The·software·the·client·claims·to·be·using·(if·it·could |
| 277 | not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li></ul><p>This·affects·the·access·logs·written·by·<code·class="inline">mod_log</code>·and·<code·class="inline">mod_disk_log</code>.</p></li><li><p><a·href=""·id="prop_elog_format"></a>·<strong><code·class="inline">{error_log_format,·pretty·|·compact}</code></strong><br/>Default·is·<code·class="inline">pretty</code>.·If·the·error·log·is·meant·to·be·read·directly·by·a·human, | 277 | not·be·determined,·a·minus·sign·is·placed·in·this·field).</p></li></ul><p>This·affects·the·access·logs·written·by·<code·class="inline">mod_log</code>·and·<code·class="inline">mod_disk_log</code>.</p></li><li><p><a·href=""·id="prop_elog_format"></a>·<strong><code·class="inline">{error_log_format,·pretty·|·compact}</code></strong><br/>Default·is·<code·class="inline">pretty</code>.·If·the·error·log·is·meant·to·be·read·directly·by·a·human, |
| 278 | <code·class="inline">pretty</code>·is·the·best·option.</p><p><code·class="inline">pretty</code>·has·a·format·corresponding·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7 | 278 | <code·class="inline">pretty</code>·is·the·best·option.</p><p><code·class="inline">pretty</code>·has·a·format·corresponding·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7980740610-1">(</span><span·class="s">"[</span><span·class="si">~s</span><span·class="s">]·</span><span·class="si">~s</span><span·class="s">,·reason:·</span><span·class="si">~n</span><span·class="s">·</span><span·class="si">~p</span><span·class="s">·</[·...·truncated·by·diffoscope;·len:·1379,·SHA:·327bdf2fccef6d44baae21801cefb8de1ca4b5e94b2cf356ade39cfbe114899f·...·]3-1">)</span><span·class="p">.</span></code></pre><p>This·affects·the·error·logs·written·by·<code·class="inline">mod_log</code>·and·<code·class="inline">mod_disk_log</code>.</p></li></ul><p><a·href=""·id="props_alias"></a></p><h3·id="module-url-aliasing-properties-requires-mod_alias"·class="section-heading"> |
| 279 | ··<a·href="#module-url-aliasing-properties-requires-mod_alias"·class="hover-link"> | 279 | ··<a·href="#module-url-aliasing-properties-requires-mod_alias"·class="hover-link"> |
| 280 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 280 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 281 | ··</a> | 281 | ··</a> |
| 282 | ··<span·class="text">URL·Aliasing·Properties·-·Requires·mod_alias</span> | 282 | ··<span·class="text">URL·Aliasing·Properties·-·Requires·mod_alias</span> |
| 283 | </h3> | 283 | </h3> |
| 284 | <ul><li><p><a·href=""·id="prop_alias"></a>·<strong><code·class="inline">{alias,·{Alias,·RealName}}</code></strong><br/><code·class="inline">Alias·=·string()</code>·and·<code·class="inline">RealName·=·string()</code>.·<code·class="inline">alias</code>·allows·documents·to·be | 284 | <ul><li><p><a·href=""·id="prop_alias"></a>·<strong><code·class="inline">{alias,·{Alias,·RealName}}</code></strong><br/><code·class="inline">Alias·=·string()</code>·and·<code·class="inline">RealName·=·string()</code>.·<code·class="inline">alias</code>·allows·documents·to·be |
| 285 | stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location.·URLs | 285 | stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location.·URLs |
| 286 | with·a·path·beginning·with·url-path·is·mapped·to·local·files·beginning·with | 286 | with·a·path·beginning·with·url-path·is·mapped·to·local·files·beginning·with |
| 287 | directory-filename,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 287 | directory-filename,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7137312332-1">{</span><span·class="ss">alias</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7137312332-2">{</span><span·class="s">"/image"</span><span·class="p">,</span><span·class="w">·</span><span·class="s"[·...·truncated·by·diffoscope;·len:·128,·SHA:·a337ad8a33965d00d0d86f5879aeb23ee1e9e24bd0eb0448c35fe14ad49e4fe6·...·]-1">}</span></code></pre><p>Access·to·<a·href="http://your.server.org/image/foo.gif">http://your.server.org/image/foo.gif</a>·would·refer·to·the·file |
| 288 | /ftp/pub/image/foo.gif.</p></li><li><p><a·href=""·id="prop_re_write"></a>·<strong><code·class="inline">{re_write,·{Re,·Replacement}}</code></strong><br/><code·class="inline">Re·=·string()</code>·and·<code·class="inline">Replacement·=·string()</code>.·<code·class="inline">re_write</code>·allows·documents·to | 288 | /ftp/pub/image/foo.gif.</p></li><li><p><a·href=""·id="prop_re_write"></a>·<strong><code·class="inline">{re_write,·{Re,·Replacement}}</code></strong><br/><code·class="inline">Re·=·string()</code>·and·<code·class="inline">Replacement·=·string()</code>.·<code·class="inline">re_write</code>·allows·documents·to |
| 289 | be·stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location. | 289 | be·stored·in·the·local·file·system·instead·of·the·<code·class="inline">document_root</code>·location. |
| 290 | URLs·are·rewritten·by·<a·href="../../../../lib/stdlib-6.2.1/doc/html/re.html#replace/3"><code·class="inline">re:replace/3</code></a>·to·produce·a·path·in·the·local | 290 | URLs·are·rewritten·by·<a·href="../../../../lib/stdlib-6.2.1/doc/html/re.html#replace/3"><code·class="inline">re:replace/3</code></a>·to·produce·a·path·in·the·local |
| 291 | file-system,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 291 | file-system,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6116175636-1">{</span><span·class="ss">re_write</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6116175636-2">{</span><span·class="s">"^/[~]([^/]+)(.*)$"</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·147,·SHA:·3b60e43e6aac0c030cd575c5360b4134132e3e2e54304badbf37bb5e7cb71dc0·...·]-1">}</span></code></pre><p>Access·to·<a·href="http://your.server.org/~bob/foo.gif">http://your.server.org/~bob/foo.gif</a>·would·refer·to·the·file |
| 292 | /home/bob/public/foo.gif.</p></li><li><p><a·href=""·id="prop_dir_idx"></a>·<strong><code·class="inline">{directory_index,·[string()]}</code></strong><br/><code·class="inline">directory_index</code>·specifies·a·list·of·resources·to·look·for·if·a·client | 292 | /home/bob/public/foo.gif.</p></li><li><p><a·href=""·id="prop_dir_idx"></a>·<strong><code·class="inline">{directory_index,·[string()]}</code></strong><br/><code·class="inline">directory_index</code>·specifies·a·list·of·resources·to·look·for·if·a·client |
| 293 | requests·a·directory·using·a·<code·class="inline">/</code>·at·the·end·of·the·directory·name.·<code·class="inline">file</code> | 293 | requests·a·directory·using·a·<code·class="inline">/</code>·at·the·end·of·the·directory·name.·<code·class="inline">file</code> |
| 294 | depicts·the·name·of·a·file·in·the·directory.·Several·files·can·be·given,·in | 294 | depicts·the·name·of·a·file·in·the·directory.·Several·files·can·be·given,·in |
| 295 | which·case·the·server·returns·the·first·it·finds,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 295 | which·case·the·server·returns·the·first·it·finds,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2097781166-1">{</span><span·class="ss">directory_index</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2097781166-2">[</span><span·class="s">"index.html"</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·140,·SHA:·2e1947dfb24a636e9605df6f854108ea1efc6e11e76e5e5ccac07488f06f2215·...·]-1">}</span></code></pre><p>Access·to·<a·href="http://your.server.org/docs/">http://your.server.org/docs/</a>·would·return |
| 296 | <a·href="http://your.server.org/docs/index.html">http://your.server.org/docs/index.html</a>·or | 296 | <a·href="http://your.server.org/docs/index.html">http://your.server.org/docs/index.html</a>·or |
| 297 | <a·href="http://your.server.org/docs/welcome.html">http://your.server.org/docs/welcome.html</a>·if·index.html·does·not·exist.</p></li></ul><p><a·href=""·id="props_cgi"></a></p><h3·id="module-cgi-properties-requires-mod_cgi"·class="section-heading"> | 297 | <a·href="http://your.server.org/docs/welcome.html">http://your.server.org/docs/welcome.html</a>·if·index.html·does·not·exist.</p></li></ul><p><a·href=""·id="props_cgi"></a></p><h3·id="module-cgi-properties-requires-mod_cgi"·class="section-heading"> |
| 298 | ··<a·href="#module-cgi-properties-requires-mod_cgi"·class="hover-link"> | 298 | ··<a·href="#module-cgi-properties-requires-mod_cgi"·class="hover-link"> |
| 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 300 | ··</a> | 300 | ··</a> |
| 301 | ··<span·class="text">CGI·Properties·-·Requires·mod_cgi</span> | 301 | ··<span·class="text">CGI·Properties·-·Requires·mod_cgi</span> |
| 302 | </h3> | 302 | </h3> |
| Offset 316, 23 lines modified | Offset 316, 23 lines modified | ||
| 316 | activating·a·CGI·script·whenever·a·file·of·a·certain·MIME·type·is·requested. | 316 | activating·a·CGI·script·whenever·a·file·of·a·certain·MIME·type·is·requested. |
| 317 | It·propagates·the·URL·and·file·path·of·the·requested·document·using·the | 317 | It·propagates·the·URL·and·file·path·of·the·requested·document·using·the |
| 318 | standard·CGI·PATH_INFO·and·PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="text">{action,·{"text/plain",·"/cgi-bin/log_and_deliver_text"}}</code></pre></li><li><p><a·href=""·id="prop_script"></a>·<strong><code·class="inline">{script,·{Method,·CgiScript}}</code></strong>·-·requires·<code·class="inline">mod_actions</code><br/><code·class="inline">Method·=·string()</code>·and·<code·class="inline">CgiScript·=·string()</code>.·<code·class="inline">script</code>·adds·an·action | 318 | standard·CGI·PATH_INFO·and·PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="text">{action,·{"text/plain",·"/cgi-bin/log_and_deliver_text"}}</code></pre></li><li><p><a·href=""·id="prop_script"></a>·<strong><code·class="inline">{script,·{Method,·CgiScript}}</code></strong>·-·requires·<code·class="inline">mod_actions</code><br/><code·class="inline">Method·=·string()</code>·and·<code·class="inline">CgiScript·=·string()</code>.·<code·class="inline">script</code>·adds·an·action |
| 319 | activating·a·CGI·script·whenever·a·file·is·requested·using·a·certain·HTTP | 319 | activating·a·CGI·script·whenever·a·file·is·requested·using·a·certain·HTTP |
| 320 | method.·The·method·is·either·GET·or·POST,·as·defined·in | 320 | method.·The·method·is·either·GET·or·POST,·as·defined·in |
| 321 | <a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>.·It·propagates·the·URL·and | 321 | <a·href="http://www.ietf.org/rfc/rfc1945.txt">RFC·1945</a>.·It·propagates·the·URL·and |
| 322 | file·path·of·the·requested·document·using·the·standard·CGI·PATH_INFO·and | 322 | file·path·of·the·requested·document·using·the·standard·CGI·PATH_INFO·and |
| 323 | PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 323 | PATH_TRANSLATED·environment·variables.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9217240106-1">{</span><span·class="ss">script</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9217240106-2">{</span><span·class="s">"PUT"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">&[·...·truncated·by·diffoscope;·len:·124,·SHA:·a06c87ee33e3424ba15341bacf196b6e7643a8f6304b906d85478ea62d184dcb·...·]-1">}</span></code></pre></li></ul><p><a·href=""·id="props_esi"></a></p><h3·id="module-esi-properties-requires-mod_esi"·class="section-heading"> |
| 324 | ··<a·href="#module-esi-properties-requires-mod_esi"·class="hover-link"> | 324 | ··<a·href="#module-esi-properties-requires-mod_esi"·class="hover-link"> |
| 325 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 325 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 326 | ··</a> | 326 | ··</a> |
| 327 | ··<span·class="text">ESI·Properties·-·Requires·mod_esi</span> | 327 | ··<span·class="text">ESI·Properties·-·Requires·mod_esi</span> |
| 328 | </h3> | 328 | </h3> |
| 329 | <ul><li><p><a·href=""·id="prop_esi_alias"></a>·<strong><code·class="inline">{erl_script_alias,·{URLPath,·[AllowedModule]}}</code></strong><br/><code·class="inline">URLPath·=·string()</code>·and·<code·class="inline">AllowedModule·=·atom()</code>.·<code·class="inline">erl_script_alias</code>·marks | 329 | <ul><li><p><a·href=""·id="prop_esi_alias"></a>·<strong><code·class="inline">{erl_script_alias,·{URLPath,·[AllowedModule]}}</code></strong><br/><code·class="inline">URLPath·=·string()</code>·and·<code·class="inline">AllowedModule·=·atom()</code>.·<code·class="inline">erl_script_alias</code>·marks |
| 330 | all·URLs·matching·url-path·as·erl·scheme·scripts.·A·matching·URL·is·mapped | 330 | all·URLs·matching·url-path·as·erl·scheme·scripts.·A·matching·URL·is·mapped |
| 331 | into·a·specific·module·and·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 331 | into·a·specific·module·and·function,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4283030083-1">{</span><span·class="ss">erl_script_alias</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4283030083-2">{</span><span·class="s">"/cgi-bin/example"</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·243,·SHA:·a9b674d2945dc1bfa8fd2f1ab113b8e849f47eea45571dc8bc06ff7e9d6a9443·...·]-1">}</span></code></pre><p>A·request·to·<a·href="http://your.server.org/cgi-bin/example/httpd_example:yahoo">http://your.server.org/cgi-bin/example/httpd_example:yahoo</a>·would |
| 332 | refer·to·httpd_example:yahoo/3·or,·if·that·does·not·exist, | 332 | refer·to·httpd_example:yahoo/3·or,·if·that·does·not·exist, |
| 333 | httpd_example:yahoo/2·and·<a·href="http://your.server.org/cgi-bin/example/other:yahoo">http://your.server.org/cgi-bin/example/other:yahoo</a> | 333 | httpd_example:yahoo/2·and·<a·href="http://your.server.org/cgi-bin/example/other:yahoo">http://your.server.org/cgi-bin/example/other:yahoo</a> |
| 334 | would·not·be·allowed·to·execute.</p></li><li><p><a·href=""·id="prop_esi_nocache"></a>·<strong><code·class="inline">{erl_script_nocache,·boolean()}</code></strong><br/>If·<code·class="inline">erl_script_nocache</code>·is·set·to·<code·class="inline">true</code>,·the·server·adds·HTTP·header·fields | 334 | would·not·be·allowed·to·execute.</p></li><li><p><a·href=""·id="prop_esi_nocache"></a>·<strong><code·class="inline">{erl_script_nocache,·boolean()}</code></strong><br/>If·<code·class="inline">erl_script_nocache</code>·is·set·to·<code·class="inline">true</code>,·the·server·adds·HTTP·header·fields |
| 335 | preventing·proxies·from·caching·the·page.·This·is·generally·a·good·idea·for | 335 | preventing·proxies·from·caching·the·page.·This·is·generally·a·good·idea·for |
| 336 | dynamic·content,·as·the·content·often·varies·between·each·request.·Default·is | 336 | dynamic·content,·as·the·content·often·varies·between·each·request.·Default·is |
| 337 | <code·class="inline">false</code>.</p></li><li><p><a·href=""·id="prop_esi_timeout"></a>·<strong><code·class="inline">{erl_script_timeout,·integer()}</code></strong><br/>If·<code·class="inline">erl_script_timeout</code>·sets·the·time·in·seconds·the·server·waits·between·each | 337 | <code·class="inline">false</code>.</p></li><li><p><a·href=""·id="prop_esi_timeout"></a>·<strong><code·class="inline">{erl_script_timeout,·integer()}</code></strong><br/>If·<code·class="inline">erl_script_timeout</code>·sets·the·time·in·seconds·the·server·waits·between·each |
| 338 | chunk·of·data·to·be·delivered·through·<a·href="mod_esi.html#deliver/2"><code·class="inline">mod_esi:deliver/2</code></a>.·Default·is·<code·class="inline">15</code>. | 338 | chunk·of·data·to·be·delivered·through·<a·href="mod_esi.html#deliver/2"><code·class="inline">mod_esi:deliver/2</code></a>.·Default·is·<code·class="inline">15</code>. |
| Offset 374, 15 lines modified | Offset 374, 15 lines modified | ||
| 374 | is·written·to·each·file·and·max·files·is·used·before·the·first·file·is | 374 | is·written·to·each·file·and·max·files·is·used·before·the·first·file·is |
| 375 | truncated·and·reused.</p></li></ul><p><a·href=""·id="props_auth"></a></p><h3·id="module-authentication-properties-requires-mod_auth"·class="section-heading"> | 375 | truncated·and·reused.</p></li></ul><p><a·href=""·id="props_auth"></a></p><h3·id="module-authentication-properties-requires-mod_auth"·class="section-heading"> |
| 376 | ··<a·href="#module-authentication-properties-requires-mod_auth"·class="hover-link"> | 376 | ··<a·href="#module-authentication-properties-requires-mod_auth"·class="hover-link"> |
| 377 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 377 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 378 | ··</a> | 378 | ··</a> |
| 379 | ··<span·class="text">Authentication·Properties·-·Requires·mod_auth</span> | 379 | ··<span·class="text">Authentication·Properties·-·Requires·mod_auth</span> |
| 380 | </h3> | 380 | </h3> |
| 381 | <p><a·href=""·id="prop_dri"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 381 | <p><a·href=""·id="prop_dri"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1123804658-1">{</span><span·class="ss">directory</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1123804658-2">{</span><span·class="nf">path</span><span·class="p"·data-group-id="1123804658-3">(</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·1510,·SHA:·550f4d654afaffec7f12840c15659d17f4a5e4e7ed7904a7b63b7e469ce2defe·...·]-1">}</span></code></pre><p>The·host·<code·class="inline">123.34.56.11</code>·and·all·machines·on·the·<code·class="inline">150.100.23</code>·subnet·are |
| 382 | allowed·access.</p></li><li><p><a·href=""·id="prop_deny_from"></a>·<strong><code·class="inline">{deny_from,·all·|·[RegxpHostString]}</code></strong><br/>Defines·a·set·of·hosts·to·be·denied·access·to·a·given·directory,·for·example:</p><pre><code·class="text">{deny_from,·["123.34.56.11",·"150.100.23"]}</code></pre><p>The·host·<code·class="inline">123.34.56.11</code>·and·all·machines·on·the·<code·class="inline">150.100.23</code>·subnet·are·not | 382 | allowed·access.</p></li><li><p><a·href=""·id="prop_deny_from"></a>·<strong><code·class="inline">{deny_from,·all·|·[RegxpHostString]}</code></strong><br/>Defines·a·set·of·hosts·to·be·denied·access·to·a·given·directory,·for·example:</p><pre><code·class="text">{deny_from,·["123.34.56.11",·"150.100.23"]}</code></pre><p>The·host·<code·class="inline">123.34.56.11</code>·and·all·machines·on·the·<code·class="inline">150.100.23</code>·subnet·are·not |
| 383 | allowed·access.</p></li><li><p><a·href=""·id="prop_auth_type"></a>·<strong><code·class="inline">{auth_type,·plain·|·dets·|·mnesia}</code></strong><br/>Sets·the·type·of·authentication·database·that·is·used·for·the·directory.·The | 383 | allowed·access.</p></li><li><p><a·href=""·id="prop_auth_type"></a>·<strong><code·class="inline">{auth_type,·plain·|·dets·|·mnesia}</code></strong><br/>Sets·the·type·of·authentication·database·that·is·used·for·the·directory.·The |
| 384 | key·difference·between·the·different·methods·is·that·dynamic·data·can·be·saved | 384 | key·difference·between·the·different·methods·is·that·dynamic·data·can·be·saved |
| 385 | when·Mnesia·and·Dets·are·used.</p></li><li><p><a·href=""·id="prop_auth_user_file"></a>·<strong><code·class="inline">{auth_user_file,·path()}</code></strong><br/>Sets·the·name·of·a·file·containing·the·list·of·users·and·passwords·for·user | 385 | when·Mnesia·and·Dets·are·used.</p></li><li><p><a·href=""·id="prop_auth_user_file"></a>·<strong><code·class="inline">{auth_user_file,·path()}</code></strong><br/>Sets·the·name·of·a·file·containing·the·list·of·users·and·passwords·for·user |
| 386 | authentication.·The·filename·can·be·either·absolute·or·relative·to·the | 386 | authentication.·The·filename·can·be·either·absolute·or·relative·to·the |
| 387 | <code·class="inline">server_root</code>.·If·using·the·plain·storage·method,·this·file·is·a·plain·text | 387 | <code·class="inline">server_root</code>.·If·using·the·plain·storage·method,·this·file·is·a·plain·text |
| 388 | file·where·each·line·contains·a·username·followed·by·a·colon,·followed·by·the | 388 | file·where·each·line·contains·a·username·followed·by·a·colon,·followed·by·the |
| Offset 409, 15 lines modified | Offset 409, 15 lines modified | ||
| 409 | changed·after·the·web·server·is·started.·Otherwise·it·is·written·in·clear·text | 409 | changed·after·the·web·server·is·started.·Otherwise·it·is·written·in·clear·text |
| 410 | in·the·configuration·file.</p></li><li><p><a·href=""·id="prop_req_user"></a>·<strong><code·class="inline">{require_user,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li><li><p><a·href=""·id="prop_req_grp"></a>·<strong><code·class="inline">{require_group,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li></ul><p><a·href=""·id="props_sec"></a></p><h3·id="module-security-properties-requires-mod_security"·class="section-heading"> | 410 | in·the·configuration·file.</p></li><li><p><a·href=""·id="prop_req_user"></a>·<strong><code·class="inline">{require_user,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li><li><p><a·href=""·id="prop_req_grp"></a>·<strong><code·class="inline">{require_group,·[string()]}</code></strong><br/>Defines·users·to·grant·access·to·a·given·directory·using·a·secret·password.</p></li></ul><p><a·href=""·id="props_sec"></a></p><h3·id="module-security-properties-requires-mod_security"·class="section-heading"> |
| 411 | ··<a·href="#module-security-properties-requires-mod_security"·class="hover-link"> | 411 | ··<a·href="#module-security-properties-requires-mod_security"·class="hover-link"> |
| 412 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 412 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 413 | ··</a> | 413 | ··</a> |
| 414 | ··<span·class="text">Security·Properties·-·Requires·mod_security</span> | 414 | ··<span·class="text">Security·Properties·-·Requires·mod_security</span> |
| 415 | </h3> | 415 | </h3> |
| 416 | <p><a·href=""·id="prop_sec_dir"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 416 | <p><a·href=""·id="prop_sec_dir"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7155216466-1">{</span><span·class="ss">security_directory</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7155216466-2">{</span><span·class="nf">path</span><span·class="p"·data-group-id="7155216466-3">(</span><span·clas[·...·truncated·by·diffoscope;·len:·717,·SHA:·615fbd947173f551fd74d6fc2348ae660fbc1ae969d6929ff61cde64e53782cb·...·]-1">}</span></code></pre><p><a·href=""·id="props_sdir"></a></p><p>The·properties·for·the·security·directories·are·as·follows:</p><ul><li><p><a·href=""·id="prop_data_file"></a>·<strong><code·class="inline">{data_file,·path()}</code></strong><br/>Name·of·the·security·data·file.·The·filename·can·either·be·absolute·or |
| 417 | relative·to·the·<code·class="inline">server_root</code>.·This·file·is·used·to·store·persistent·data·for | 417 | relative·to·the·<code·class="inline">server_root</code>.·This·file·is·used·to·store·persistent·data·for |
| 418 | module·<code·class="inline">mod_security</code>.</p></li><li><p><a·href=""·id="prop_max_retries"></a>·<strong><code·class="inline">{max_retries,·integer()}</code></strong><br/>Specifies·the·maximum·number·of·attempts·to·authenticate·a·user·before·the | 418 | module·<code·class="inline">mod_security</code>.</p></li><li><p><a·href=""·id="prop_max_retries"></a>·<strong><code·class="inline">{max_retries,·integer()}</code></strong><br/>Specifies·the·maximum·number·of·attempts·to·authenticate·a·user·before·the |
| 419 | user·is·blocked·out.·If·a·user·successfully·authenticates·while·blocked,·the | 419 | user·is·blocked·out.·If·a·user·successfully·authenticates·while·blocked,·the |
| 420 | user·receives·a·403·(Forbidden)·response·from·the·server.·If·the·user·makes·a | 420 | user·receives·a·403·(Forbidden)·response·from·the·server.·If·the·user·makes·a |
| 421 | failed·attempt·while·blocked,·the·server·returns·401·(Unauthorized),·for | 421 | failed·attempt·while·blocked,·the·server·returns·401·(Unauthorized),·for |
| 422 | security·reasons.·Default·is·<code·class="inline">3</code>.·Can·be·set·to·infinity.</p></li><li><p><a·href=""·id="prop_block_time"></a>·<strong><code·class="inline">{block_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·user·is·blocked.·After·this·time·has·passed, | 422 | security·reasons.·Default·is·<code·class="inline">3</code>.·Can·be·set·to·infinity.</p></li><li><p><a·href=""·id="prop_block_time"></a>·<strong><code·class="inline">{block_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·user·is·blocked.·After·this·time·has·passed, |
| 423 | the·user·automatically·regains·access.·Default·is·<code·class="inline">60</code>.</p></li><li><p><a·href=""·id="prop_fail_exp_time"></a>·<strong><code·class="inline">{fail_expire_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·failed·user·authentication·is·remembered.·If | 423 | the·user·automatically·regains·access.·Default·is·<code·class="inline">60</code>.</p></li><li><p><a·href=""·id="prop_fail_exp_time"></a>·<strong><code·class="inline">{fail_expire_time,·integer()}</code></strong><br/>Specifies·the·number·of·minutes·a·failed·user·authentication·is·remembered.·If |
| Offset 426, 30 lines modified | Offset 426, 30 lines modified | ||
| 426 | remembered.·After·this·time·has·passed,·the·authentication·is·no·longer | 426 | remembered.·After·this·time·has·passed,·the·authentication·is·no·longer |
| 427 | reported.·Default·is·<code·class="inline">30</code>.</p></li></ul><h2·id="module-web-server-api-data-types"·class="section-heading"> | 427 | reported.·Default·is·<code·class="inline">30</code>.</p></li></ul><h2·id="module-web-server-api-data-types"·class="section-heading"> |
| 428 | ··<a·href="#module-web-server-api-data-types"·class="hover-link"> | 428 | ··<a·href="#module-web-server-api-data-types"·class="hover-link"> |
| 429 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 429 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 430 | ··</a> | 430 | ··</a> |
| 431 | ··<span·class="text">Web·server·API·data·types</span> | 431 | ··<span·class="text">Web·server·API·data·types</span> |
| 432 | </h2> | 432 | </h2> |
| 433 | <p>The·Erlang·web·server·API·data·types·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ModData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">mod</span><span·class="p"·data-group-id=" | 433 | <p>The·Erlang·web·server·API·data·types·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ModData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">mod</span><span·class="p"·data-group-id="9796016470-1">{</span><span·class="p"·data-group-id="9796016470-1">}</span><span·class="w"> |
| 434 | </span><span·class="w"> | 434 | </span><span·class="w"> |
| 435 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 435 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9796016470-2">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9796016470-3">{</span><span·class="w"> |
| 436 | ····</span><span·class="ss">data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 436 | ····</span><span·class="ss">data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9796016470-4">[</span><span·class="p"·data-group-id="9796016470-4">]</span><span·class="p">,</span><span·class="w"> |
| 437 | ····</span><span·class="ss">socket_type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">ip_comm</span><span·class="p">,</span><span·class="w"> | 437 | ····</span><span·class="ss">socket_type</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">ip_comm</span><span·class="p">,</span><span·class="w"> |
| 438 | ····</span><span·class="ss">socket</span><span·class="p">,</span><span·class="w"> | 438 | ····</span><span·class="ss">socket</span><span·class="p">,</span><span·class="w"> |
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| 309 | ······<p·class="built-using"> | 309 | ······<p·class="built-using"> |
| 310 | ········Built·using | 310 | ········Built·using |
| 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 313 | ······</p> | 313 | ······</p> |
| 314 | <p>Copyright·©·1996-202 | 314 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 315 | ····</footer> | 315 | ····</footer> |
| 316 | ··</div> | 316 | ··</div> |
| 317 | </main> | 317 | </main> |
| 318 | </div> | 318 | </div> |
| 319 | <script> | 319 | <script> |
| 320 | ··function·mermaidLoaded()·{ | 320 | ··function·mermaidLoaded()·{ |
| 321 | ····mermaid.initialize({ | 321 | ····mermaid.initialize({ |
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| 311 | ······<p·class="built-using"> | 311 | ······<p·class="built-using"> |
| 312 | ········Built·using | 312 | ········Built·using |
| 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 315 | ······</p> | 315 | ······</p> |
| 316 | <p>Copyright·©·1996-202 | 316 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 317 | ····</footer> | 317 | ····</footer> |
| 318 | ··</div> | 318 | ··</div> |
| 319 | </main> | 319 | </main> |
| 320 | </div> | 320 | </div> |
| 321 | <script> | 321 | <script> |
| 322 | ··function·mermaidLoaded()·{ | 322 | ··function·mermaidLoaded()·{ |
| 323 | ····mermaid.initialize({ | 323 | ····mermaid.initialize({ |
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| 949 | ······<p·class="built-using"> | 949 | ······<p·class="built-using"> |
| 950 | ········Built·using | 950 | ········Built·using |
| 951 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 951 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 952 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 952 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 953 | ······</p> | 953 | ······</p> |
| 954 | <p>Copyright·©·1996-202 | 954 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 955 | ····</footer> | 955 | ····</footer> |
| 956 | ··</div> | 956 | ··</div> |
| 957 | </main> | 957 | </main> |
| 958 | </div> | 958 | </div> |
| 959 | <script> | 959 | <script> |
| 960 | ··function·mermaidLoaded()·{ | 960 | ··function·mermaidLoaded()·{ |
| 961 | ····mermaid.initialize({ | 961 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:18,·uncompressed·size·20,·method=store |
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| 653 | ······<p·class="built-using"> | 653 | ······<p·class="built-using"> |
| 654 | ········Built·using | 654 | ········Built·using |
| 655 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 655 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 656 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 656 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 657 | ······</p> | 657 | ······</p> |
| 658 | <p>Copyright·©·1996-202 | 658 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 659 | ····</footer> | 659 | ····</footer> |
| 660 | ··</div> | 660 | ··</div> |
| 661 | </main> | 661 | </main> |
| 662 | </div> | 662 | </div> |
| 663 | <script> | 663 | <script> |
| 664 | ··function·mermaidLoaded()·{ | 664 | ··function·mermaidLoaded()·{ |
| 665 | ····mermaid.initialize({ | 665 | ····mermaid.initialize({ |
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| 137 | takeover,·configure·the·services·to·be·started·at·application·startup.·When | 137 | takeover,·configure·the·services·to·be·started·at·application·startup.·When |
| 138 | starting·the·<code·class="inline">Inets</code>·application,·the·<code·class="inline">Inets</code>·top·supervisor·starts·a·number·of | 138 | starting·the·<code·class="inline">Inets</code>·application,·the·<code·class="inline">Inets</code>·top·supervisor·starts·a·number·of |
| 139 | subsupervisors·and·worker·processes·for·handling·the·provided·services.·When | 139 | subsupervisors·and·worker·processes·for·handling·the·provided·services.·When |
| 140 | starting·services·dynamically,·new·children·are·added·to·the·supervision·tree, | 140 | starting·services·dynamically,·new·children·are·added·to·the·supervision·tree, |
| 141 | unless·the·service·is·started·with·the·standalone·option.·In·this·case·the | 141 | unless·the·service·is·started·with·the·standalone·option.·In·this·case·the |
| 142 | service·is·linked·to·the·calling·process·and·all·OTP·application·features,·such | 142 | service·is·linked·to·the·calling·process·and·all·OTP·application·features,·such |
| 143 | as·soft·upgrade,·are·lost.</p><p>Services·to·be·configured·for·startup·at·application·startup·are·to·be·put·into | 143 | as·soft·upgrade,·are·lost.</p><p>Services·to·be·configured·for·startup·at·application·startup·are·to·be·put·into |
| 144 | the·Erlang·node·configuration·file·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 144 | the·Erlang·node·configuration·file·on·the·following·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3762546744-1">[</span><span·class="p"·data-group-id="3762546744-2">{</span><span·class="ss">inets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3762546744-3">[</span><span·class="p"·data-group-id="3762546744-4">{</spa[·...·truncated·by·diffoscope;·len:·329,·SHA:·5599b96880eda023dcd7d9e7001304f3144387d3d3f9a126d79f832b9c24b959·...·]-1">]</span><span·class="p">.</span></code></pre><p>For·details·of·what·to·put·in·the·list·of·configured·services,·see·the |
| 145 | documentation·for·the·services·to·be·configured.</p> | 145 | documentation·for·the·services·to·be·configured.</p> |
| 146 | </div> | 146 | </div> |
| 147 | <div·class="bottom-actions"·id="bottom-actions"> | 147 | <div·class="bottom-actions"·id="bottom-actions"> |
| 148 | ··<div·class="bottom-actions-item"> | 148 | ··<div·class="bottom-actions-item"> |
| 149 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> | 149 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> |
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| 189 | ······<p·class="built-using"> | 189 | ······<p·class="built-using"> |
| 190 | ········Built·using | 190 | ········Built·using |
| 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 193 | ······</p> | 193 | ······</p> |
| 194 | <p>Copyright·©·1996-202 | 194 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 195 | ····</footer> | 195 | ····</footer> |
| 196 | ··</div> | 196 | ··</div> |
| 197 | </main> | 197 | </main> |
| 198 | </div> | 198 | </div> |
| 199 | <script> | 199 | <script> |
| 200 | ··function·mermaidLoaded()·{ | 200 | ··function·mermaidLoaded()·{ |
| 201 | ····mermaid.initialize({ | 201 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 401 | ······<p·class="built-using"> | 401 | ······<p·class="built-using"> |
| 402 | ········Built·using | 402 | ········Built·using |
| 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 405 | ······</p> | 405 | ······</p> |
| 406 | <p>Copyright·©·1996-202 | 406 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 407 | ····</footer> | 407 | ····</footer> |
| 408 | ··</div> | 408 | ··</div> |
| 409 | </main> | 409 | </main> |
| 410 | </div> | 410 | </div> |
| 411 | <script> | 411 | <script> |
| 412 | ··function·mermaidLoaded()·{ | 412 | ··function·mermaidLoaded()·{ |
| 413 | ····mermaid.initialize({ | 413 | ····mermaid.initialize({ |
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| 1625 | ······<p·class="built-using"> | 1625 | ······<p·class="built-using"> |
| 1626 | ········Built·using | 1626 | ········Built·using |
| 1627 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1627 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1628 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1628 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1629 | ······</p> | 1629 | ······</p> |
| 1630 | <p>Copyright·©·1996-202 | 1630 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1631 | ····</footer> | 1631 | ····</footer> |
| 1632 | ··</div> | 1632 | ··</div> |
| 1633 | </main> | 1633 | </main> |
| 1634 | </div> | 1634 | </div> |
| 1635 | <script> | 1635 | <script> |
| 1636 | ··function·mermaidLoaded()·{ | 1636 | ··function·mermaidLoaded()·{ |
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| 393 | ······<p·class="built-using"> | 393 | ······<p·class="built-using"> |
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| 395 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 395 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
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| 403 | <script> | 403 | <script> |
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| 767 | ······<p·class="built-using"> | 767 | ······<p·class="built-using"> |
| 768 | ········Built·using | 768 | ········Built·using |
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| 772 | <p>Copyright·©·1996-202 | 772 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 773 | ····</footer> | 773 | ····</footer> |
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| 777 | <script> | 777 | <script> |
| 778 | ··function·mermaidLoaded()·{ | 778 | ··function·mermaidLoaded()·{ |
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| 2491 | ······<p·class="built-using"> | 2491 | ······<p·class="built-using"> |
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| 2496 | <p>Copyright·©·1996-202 | 2496 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2497 | ····</footer> | 2497 | ····</footer> |
| 2498 | ··</div> | 2498 | ··</div> |
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| 2500 | </div> | 2500 | </div> |
| 2501 | <script> | 2501 | <script> |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
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| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-11662227.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
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| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
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| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
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| 127 | ······<p·class="built-using"> | 127 | ······<p·class="built-using"> |
| 128 | ········Built·using | 128 | ········Built·using |
| 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 131 | ······</p> | 131 | ······</p> |
| 132 | <p>Copyright·©·1996-202 | 132 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 133 | ····</footer> | 133 | ····</footer> |
| 134 | ··</div> | 134 | ··</div> |
| 135 | </main> | 135 | </main> |
| 136 | </div> | 136 | </div> |
| 137 | <script> | 137 | <script> |
| 138 | ··function·mermaidLoaded()·{ | 138 | ··function·mermaidLoaded()·{ |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 5 | <title>OtpErlangBoolean·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpErlangBoolean·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 5 | <title>OtpErlangByte·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpErlangByte·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
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| 5 | <title>OtpErlangChar·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpErlangChar·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpErlangUShort"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpErlangUShort"> |
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| 5 | <title>OtpException·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpException·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
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| 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> | 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> |
| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
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| 5 | <title>OtpExternal·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpExternal·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpExternal"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpExternal"> |
| 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> | 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> |
| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 5 | <title>OtpGenericTransportFactory·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpGenericTransportFactory·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpGenericTransportFactory"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpGenericTransportFactory"> |
| 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> | 10 | <meta·name="generator"·content="javadoc/ClassWriterImpl"> |
| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 5 | <title>OtpInputStream·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpInputStream·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpInputStream"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpInputStream"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpLocalNode·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpLocalNode·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpLocalNode"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpLocalNode"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 5 | <title>OtpMbox·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpMbox·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMbox"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMbox"> |
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| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 5 | <title>OtpMsg·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpMsg·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMsg"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpMsg"> |
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| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
| 3 | <head> | 3 | <head> |
| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpNode.Acceptor·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpNode.Acceptor·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Acceptor"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Acceptor"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
| 13 | <script·type="text/javascript"·src="../../../../script.js"></script> | 13 | <script·type="text/javascript"·src="../../../../script.js"></script> |
| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpNode.Mailboxes·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpNode.Mailboxes·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Mailboxes"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpNode,·class:·Mailboxes"> |
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| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 5 | <title>OtpNode·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpNode·(Java-Erlang·Interface·Library)</title> |
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| 5 | <title>OtpNodeStatus·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpNodeStatus·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 5 | <title>OtpOutputStream·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpOutputStream·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
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| 5 | <title>OtpPeer·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpPeer·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 5 | <title>OtpSelf·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpSelf·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpSelf"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpSelf"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 5 | <title>OtpServer·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpServer·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpServer"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpServer"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
| 3 | <head> | 3 | <head> |
| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpServerSocketTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpServerSocketTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpServerSocketTransport"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpServerSocketTransport"> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpServerTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpServerTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
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| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpSocketTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpSocketTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpSocketTransport"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpSocketTransport"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 2 | <html·lang="en"> | 2 | <html·lang="en"> |
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| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpSocketTransportFactory·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpSocketTransportFactory·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
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| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpSocketTransportFactory"> | 9 | <meta·name="description"·content="declaration:·package:·com.ericsson.otp.erlang,·class:·OtpSocketTransportFactory"> |
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| 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="../../../../stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="../../../../script-dir/jquery-ui.min.css"·title="Style"> |
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| 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="../../../../script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="../../../../script-dir/jquery-ui.min.js"></script> |
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| 4 | <!--·Generated·by·javadoc·(21)·on·Tue· | 4 | <!--·Generated·by·javadoc·(21)·on·Tue·Apr·14·01:23:34·GMT·2026·--> |
| 5 | <title>OtpTransport·(Java-Erlang·Interface·Library)</title> | 5 | <title>OtpTransport·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
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| 5 | <title>Serialized·Form·(Java-Erlang·Interface·Library)</title> | 5 | <title>Serialized·Form·(Java-Erlang·Interface·Library)</title> |
| 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> | 6 | <meta·name="viewport"·content="width=device-width,·initial-scale=1"> |
| 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> | 7 | <meta·http-equiv="Content-Type"·content="text/html;·charset=UTF-8"> |
| 8 | <meta·name="dc.created"·content="202 | 8 | <meta·name="dc.created"·content="2026-04-14"> |
| 9 | <meta·name="description"·content="serialized·forms"> | 9 | <meta·name="description"·content="serialized·forms"> |
| 10 | <meta·name="generator"·content="javadoc/SerializedFormWriterImpl"> | 10 | <meta·name="generator"·content="javadoc/SerializedFormWriterImpl"> |
| 11 | <link·rel="stylesheet"·type="text/css"·href="stylesheet.css"·title="Style"> | 11 | <link·rel="stylesheet"·type="text/css"·href="stylesheet.css"·title="Style"> |
| 12 | <link·rel="stylesheet"·type="text/css"·href="script-dir/jquery-ui.min.css"·title="Style"> | 12 | <link·rel="stylesheet"·type="text/css"·href="script-dir/jquery-ui.min.css"·title="Style"> |
| 13 | <script·type="text/javascript"·src="script.js"></script> | 13 | <script·type="text/javascript"·src="script.js"></script> |
| 14 | <script·type="text/javascript"·src="script-dir/jquery-3.7.1.min.js"></script> | 14 | <script·type="text/javascript"·src="script-dir/jquery-3.7.1.min.js"></script> |
| 15 | <script·type="text/javascript"·src="script-dir/jquery-ui.min.js"></script> | 15 | <script·type="text/javascript"·src="script-dir/jquery-ui.min.js"></script> |
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| 418 | ······<p·class="built-using"> | 418 | ······<p·class="built-using"> |
| 419 | ········Built·using | 419 | ········Built·using |
| 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 422 | ······</p> | 422 | ······</p> |
| 423 | <p>Copyright·©·1996-202 | 423 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 424 | ····</footer> | 424 | ····</footer> |
| 425 | ··</div> | 425 | ··</div> |
| 426 | </main> | 426 | </main> |
| 427 | </div> | 427 | </div> |
| 428 | <script> | 428 | <script> |
| 429 | ··function·mermaidLoaded()·{ | 429 | ··function·mermaidLoaded()·{ |
| 430 | ····mermaid.initialize({ | 430 | ····mermaid.initialize({ |
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| 830 | ······<p·class="built-using"> | 830 | ······<p·class="built-using"> |
| 831 | ········Built·using | 831 | ········Built·using |
| 832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 834 | ······</p> | 834 | ······</p> |
| 835 | <p>Copyright·©·1996-202 | 835 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 836 | ····</footer> | 836 | ····</footer> |
| 837 | ··</div> | 837 | ··</div> |
| 838 | </main> | 838 | </main> |
| 839 | </div> | 839 | </div> |
| 840 | <script> | 840 | <script> |
| 841 | ··function·mermaidLoaded()·{ | 841 | ··function·mermaidLoaded()·{ |
| 842 | ····mermaid.initialize({ | 842 | ····mermaid.initialize({ |
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| 127 | ······<p·class="built-using"> | 127 | ······<p·class="built-using"> |
| 128 | ········Built·using | 128 | ········Built·using |
| 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 129 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 130 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 131 | ······</p> | 131 | ······</p> |
| 132 | <p>Copyright·©·1996-202 | 132 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 133 | ····</footer> | 133 | ····</footer> |
| 134 | ··</div> | 134 | ··</div> |
| 135 | </main> | 135 | </main> |
| 136 | </div> | 136 | </div> |
| 137 | <script> | 137 | <script> |
| 138 | ··function·mermaidLoaded()·{ | 138 | ··function·mermaidLoaded()·{ |
| 139 | ····mermaid.initialize({ | 139 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 490 | ······<p·class="built-using"> | 490 | ······<p·class="built-using"> |
| 491 | ········Built·using | 491 | ········Built·using |
| 492 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 492 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 493 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 493 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 494 | ······</p> | 494 | ······</p> |
| 495 | <p>Copyright·©·1996-202 | 495 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 496 | ····</footer> | 496 | ····</footer> |
| 497 | ··</div> | 497 | ··</div> |
| 498 | </main> | 498 | </main> |
| 499 | </div> | 499 | </div> |
| 500 | <script> | 500 | <script> |
| 501 | ··function·mermaidLoaded()·{ | 501 | ··function·mermaidLoaded()·{ |
| 502 | ····mermaid.initialize({ | 502 | ····mermaid.initialize({ |
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| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 141 | ··</a> | 141 | ··</a> |
| 142 | ··<span·class="text">File·Syntax</span> | 142 | ··<span·class="text">File·Syntax</span> |
| 143 | </h2> | 143 | </h2> |
| 144 | <p>The·application·resource·file·is·to·be·called·<code·class="inline">Application.app</code>,·where | 144 | <p>The·application·resource·file·is·to·be·called·<code·class="inline">Application.app</code>,·where |
| 145 | <code·class="inline">Application</code>·is·the·application·name.·The·file·is·to·be·located·in·directory | 145 | <code·class="inline">Application</code>·is·the·application·name.·The·file·is·to·be·located·in·directory |
| 146 | <code·class="inline">ebin</code>·for·the·application.</p><p>The·file·must·contain·a·single·Erlang·term,·which·is·called·an·<em>application | 146 | <code·class="inline">ebin</code>·for·the·application.</p><p>The·file·must·contain·a·single·Erlang·term,·which·is·called·an·<em>application |
| 147 | specification</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 147 | specification</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0344623574-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Application</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="p"·data-group-id="0344623574-2">[</span><span·class="p"·data-group-id="0344623574-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">··</span><span·class="n">Description</span><span·class="p"·data-group-id="0344623574-3">}</span><span·class="p">,</span><span·class="w"> |
| 149 | ···</span><span·class="p"·data-group-id=" | 149 | ···</span><span·class="p"·data-group-id="0344623574-4">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="w">···········</span><span·class="n">Id</span><span·class="p"·data-group-id="0344623574-4">}</span><span·class="p">,</span><span·class="w"> |
| 150 | ···</span><span·class="p"·data-group-id=" | 150 | ···</span><span·class="p"·data-group-id="0344623574-5">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">··········</span><span·class="n">Vsn</span><span·class="p"·data-group-id="0344623574-5">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ···</span><span·class="p"·data-group-id=" | 151 | ···</span><span·class="p"·data-group-id="0344623574-6">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">······</span><span·class="n">Modules</span><span·class="p"·data-group-id="0344623574-6">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ···</span><span·class="p"·data-group-id=" | 152 | ···</span><span·class="p"·data-group-id="0344623574-7">{</span><span·class="ss">maxP</span><span·class="p">,</span><span·class="w">·········</span><span·class="n">MaxP</span><span·class="p"·data-group-id="0344623574-7">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ···</span><span·class="p"·data-group-id=" | 153 | ···</span><span·class="p"·data-group-id="0344623574-8">{</span><span·class="ss">maxT</span><span·class="p">,</span><span·class="w">·········</span><span·class="n">MaxT</span><span·class="p"·data-group-id="0344623574-8">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ···</span><span·class="p"·data-group-id=" | 154 | ···</span><span·class="p"·data-group-id="0344623574-9">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">···</span><span·class="n">Names</span><span·class="p"·data-group-id="0344623574-9">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ···</span><span·class="p"·data-group-id=" | 155 | ···</span><span·class="p"·data-group-id="0344623574-10">{</span><span·class="ss">included_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Apps</span><span·class="p"·data-group-id="0344623574-10">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ···</span><span·class="p"·data-group-id=" | 156 | ···</span><span·class="p"·data-group-id="0344623574-11">{</span><span·class="ss">optional_applications</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Apps</span><span·class="p"·data-group-id="0344623574-11">}</span><span·class="p">,</span><span·class="w"> |
| 157 | ···</span><span·class="p"·data-group-id=" | 157 | ···</span><span·class="p"·data-group-id="0344623574-12">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Apps</span><span·class="p"·data-group-id="0344623574-12">}</span><span·class="p">,</span><span·class="w"> |
| 158 | ···</span><span·class="p"·data-group-id=" | 158 | ···</span><span·class="p"·data-group-id="0344623574-13">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">··········</span><span·class="n">Env</span><span·class="p"·data-group-id="0344623574-13">}</span><span·class="p">,</span><span·class="w"> |
| 159 | ···</span><span·class="p"·data-group-id=" | 159 | ···</span><span·class="p"·data-group-id="0344623574-14">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">··········</span><span·class="n">Start</span><span·class="p"·data-group-id="0344623574-14">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ···</span><span·class="p"·data-group-id=" | 160 | ···</span><span·class="p"·data-group-id="0344623574-15">{</span><span·class="ss">start_phases</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Phases</span><span·class="p"·data-group-id="0344623574-15">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ···</span><span·class="p"·data-group-id=" | 161 | ···</span><span·class="p"·data-group-id="0344623574-16">{</span><span·class="ss">runtime_dependencies</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RTDeps</span><span·class="p"·data-group-id="0344623574-16">}</span><span·class="p"·data-group-id="0344623574-2">]</span><span[·...·truncated·by·diffoscope;·len:·35,·SHA:·d901dbd9fc12d130d75b1172643c9c61f7fc5aeb52e529acb182e56f7a497914·...·]4-1">}</span><span·class="p">.</span><span·class="w"> |
| 162 | ·············</span><span·class="n">Value</span><span·class="w">················</span><span·class="n">Default</span><span·class="w"> | 162 | ·············</span><span·class="n">Value</span><span·class="w">················</span><span·class="n">Default</span><span·class="w"> |
| 163 | ·············</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">················</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w"> | 163 | ·············</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">················</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w"> |
| 164 | </span><span·class="n">Application</span><span·class="w">··</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 164 | </span><span·class="n">Application</span><span·class="w">··</span><span·class="nf">atom</span><span·class="p"·data-group-id="0344623574-17">(</span><span·class="p"·data-group-id="0344623574-17">)</span><span·class="w">···············</span><span·class="o">-</span><span·class="w"> |
| 165 | </span><span·class="n">Description</span><span·class="w">··</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 165 | </span><span·class="n">Description</span><span·class="w">··</span><span·class="nf">string</span><span·class="p"·data-group-id="0344623574-18">(</span><span·class="p"·data-group-id="0344623574-18">)</span><span·class="w">·············</span><span·class="s">""</span><span·class="w"> |
| 166 | </span><span·class="n">Id</span><span·class="w">···········</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 166 | </span><span·class="n">Id</span><span·class="w">···········</span><span·class="nf">string</span><span·class="p"·data-group-id="0344623574-19">(</span><span·class="p"·data-group-id="0344623574-19">)</span><span·class="w">·············</span><span·class="s">""</span><span·class="w"> |
| 167 | </span><span·class="n">Vsn</span><span·class="w">··········</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 167 | </span><span·class="n">Vsn</span><span·class="w">··········</span><span·class="nf">string</span><span·class="p"·data-group-id="0344623574-20">(</span><span·class="p"·data-group-id="0344623574-20">)</span><span·class="w">·············</span><span·class="s">""</span><span·class="w"> |
| 168 | </span><span·class="n">Modules</span><span·class="w">······</span><span·class="p"·data-group-id=" | 168 | </span><span·class="n">Modules</span><span·class="w">······</span><span·class="p"·data-group-id="0344623574-21">[</span><span·class="n">Module</span><span·class="p"·data-group-id="0344623574-21">]</span><span·class="w">·············</span><span·class="p"·data-group-id="0344623574-22">[</span><span·class="p"·data-group-id="0344623574-22">]</span><span·class="w"> |
| 169 | </span><span·class="n">MaxP</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 169 | </span><span·class="n">MaxP</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id="0344623574-23">(</span><span·class="p"·data-group-id="0344623574-23">)</span><span·class="w">················</span><span·class="ss">infinity</span><span·class="w"> |
| 170 | </span><span·class="n">MaxT</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 170 | </span><span·class="n">MaxT</span><span·class="w">·········</span><span·class="nf">int</span><span·class="p"·data-group-id="0344623574-24">(</span><span·class="p"·data-group-id="0344623574-24">)</span><span·class="w">················</span><span·class="ss">infinity</span><span·class="w"> |
| 171 | </span><span·class="n">Names</span><span·class="w">········</span><span·class="p"·data-group-id=" | 171 | </span><span·class="n">Names</span><span·class="w">········</span><span·class="p"·data-group-id="0344623574-25">[</span><span·class="n">Name</span><span·class="p"·data-group-id="0344623574-25">]</span><span·class="w">···············</span><span·class="p"·data-group-id="0344623574-26">[</span><span·class="p"·data-group-id="0344623574-26">]</span><span·class="w"> |
| 172 | </span><span·class="n">Apps</span><span·class="w">·········</span><span·class="p"·data-group-id=" | 172 | </span><span·class="n">Apps</span><span·class="w">·········</span><span·class="p"·data-group-id="0344623574-27">[</span><span·class="n">App</span><span·class="p"·data-group-id="0344623574-27">]</span><span·class="w">················</span><span·class="p"·data-group-id="0344623574-28">[</span><span·class="p"·data-group-id="0344623574-28">]</span><span·class="w"> |
| 173 | </span><span·class="n">Env</span><span·class="w">··········</span><span·class="p"·data-group-id=" | 173 | </span><span·class="n">Env</span><span·class="w">··········</span><span·class="p"·data-group-id="0344623574-29">[</span><span·class="p"·data-group-id="0344623574-30">{</span><span·class="n">Par</span><span·class="p">,</span><span·class="n">Val</span><span·class="p"·data-group-id="0344623574-30">}</span><span·class="p"·data-group-id="0344623574-29">]</[·...·truncated·by·diffoscope;·len:·132,·SHA:·c3b1d922fc4fad46327ab561f8fff15934ad9f12b39aea13ed2e27a581767c34·...·]4-31">]</span><span·class="w"> |
| 174 | </span><span·class="n">Start</span><span·class="w">········</span><span·class="p"·data-group-id=" | 174 | </span><span·class="n">Start</span><span·class="w">········</span><span·class="p"·data-group-id="0344623574-32">{</span><span·class="n">Module</span><span·class="p">,</span><span·class="n">StartArgs</span><span·class="p"·data-group-id="0344623574-32">}</span><span·class="w">···</span><span·class="p"·data-group-id="0344623574-33">[</span><span·class="p[·...·truncated·by·diffoscope;·len:·26,·SHA:·e1f4e6143f27234e2aa4ece4b40f29c42bb5a3efefb997ac3020d113ab2202ce·...·]4-33">]</span><span·class="w"> |
| 175 | </span><span·class="n">Phases</span><span·class="w">·······</span><span·class="p"·data-group-id=" | 175 | </span><span·class="n">Phases</span><span·class="w">·······</span><span·class="p"·data-group-id="0344623574-34">[</span><span·class="p"·data-group-id="0344623574-35">{</span><span·class="n">Phase</span><span·class="p">,</span><span·class="n">PhaseArgs</span><span·class="p"·data-group-id="0344623574-35">}</span><span·class="p"·data-group-id="0344623574-34">]</span><span·class="w">··</span><span·class="ss">undefined</span><span·class="w"> |
| 176 | </span><span·class="n">RTDeps</span><span·class="w">·······</span><span·class="p"·data-group-id=" | 176 | </span><span·class="n">RTDeps</span><span·class="w">·······</span><span·class="p"·data-group-id="0344623574-36">[</span><span·class="n">ApplicationVersion</span><span·class="p"·data-group-id="0344623574-36">]</span><span·class="w">·</span><span·class="p"·data-group-id="0344623574-37">[</span><span·class="p"·data-group-id="0344623574-37">]</span><span·class="w"> |
| 177 | </span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Par</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Phase</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 177 | </span><span·class="n">Module</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Par</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Phase</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="0344623574-38">(</span><span·class="p"·data-group-id="0344623574-38">)</span><span·class="w"> |
| 178 | </span><span·class="n">Val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PhaseArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 178 | </span><span·class="n">Val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StartArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PhaseArgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="0344623574-39">(</span><span·class="p"·data-group-id="0344623574-39">)</span><span·class="w"> |
| 179 | </span><span·class="n">ApplicationVersion</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 179 | </span><span·class="n">ApplicationVersion</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="0344623574-40">(</span><span·class="p"·data-group-id="0344623574-40">)</span></code></pre><ul><li><strong><code·class="inline">Application</code></strong>·-·Application·name.</li></ul><p>For·the·application·controller,·all·keys·are·optional.·The·respective·default |
| 180 | values·are·used·for·any·omitted·keys.</p><p>The·functions·in·<code·class="inline">systools</code>·require·more·information.·If·they·are·used,·the | 180 | values·are·used·for·any·omitted·keys.</p><p>The·functions·in·<code·class="inline">systools</code>·require·more·information.·If·they·are·used,·the |
| 181 | following·keys·are·mandatory:</p><ul><li><code·class="inline">description</code></li><li><code·class="inline">vsn</code></li><li><code·class="inline">modules</code></li><li><code·class="inline">registered</code></li><li><code·class="inline">applications</code></li></ul><p>The·other·keys·are·ignored·by·<code·class="inline">systools</code>.</p><ul><li><p><strong><code·class="inline">description</code></strong>·-·A·one-line·description·of·the·application.</p></li><li><p><strong><code·class="inline">id</code></strong>·-·Product·identification,·or·similar.</p></li><li><p><strong><code·class="inline">vsn</code></strong>·-·Version·of·the·application.</p></li><li><p><strong><code·class="inline">modules</code></strong>·-·All·modules·introduced·by·this·application.·<code·class="inline">systools</code>·uses | 181 | following·keys·are·mandatory:</p><ul><li><code·class="inline">description</code></li><li><code·class="inline">vsn</code></li><li><code·class="inline">modules</code></li><li><code·class="inline">registered</code></li><li><code·class="inline">applications</code></li></ul><p>The·other·keys·are·ignored·by·<code·class="inline">systools</code>.</p><ul><li><p><strong><code·class="inline">description</code></strong>·-·A·one-line·description·of·the·application.</p></li><li><p><strong><code·class="inline">id</code></strong>·-·Product·identification,·or·similar.</p></li><li><p><strong><code·class="inline">vsn</code></strong>·-·Version·of·the·application.</p></li><li><p><strong><code·class="inline">modules</code></strong>·-·All·modules·introduced·by·this·application.·<code·class="inline">systools</code>·uses |
| 182 | this·list·when·generating·start·scripts·and·tar·files.·A·module·can·only·be | 182 | this·list·when·generating·start·scripts·and·tar·files.·A·module·can·only·be |
| 183 | defined·in·one·application.</p></li><li><p><strong><code·class="inline">maxP</code></strong>·-·<em>Deprecated·-·is·ignored</em></p><p>Maximum·number·of·processes·allowed·in·the·application.</p></li><li><p><strong><code·class="inline">maxT</code></strong>·-·Maximum·time,·in·milliseconds,·that·the·application·is·allowed·to | 183 | defined·in·one·application.</p></li><li><p><strong><code·class="inline">maxP</code></strong>·-·<em>Deprecated·-·is·ignored</em></p><p>Maximum·number·of·processes·allowed·in·the·application.</p></li><li><p><strong><code·class="inline">maxT</code></strong>·-·Maximum·time,·in·milliseconds,·that·the·application·is·allowed·to |
| 184 | run.·After·the·specified·time,·the·application·terminates·automatically.</p></li><li><p><strong><code·class="inline">registered</code></strong>·-·All·names·of·registered·processes·started·in·this | 184 | run.·After·the·specified·time,·the·application·terminates·automatically.</p></li><li><p><strong><code·class="inline">registered</code></strong>·-·All·names·of·registered·processes·started·in·this |
| 185 | application.·<code·class="inline">systools</code>·uses·this·list·to·detect·name·clashes·between | 185 | application.·<code·class="inline">systools</code>·uses·this·list·to·detect·name·clashes·between |
| 186 | different·applications.</p></li><li><p><strong><code·class="inline">included_applications</code></strong>·-·All·applications·included·by·this·application. | 186 | different·applications.</p></li><li><p><strong><code·class="inline">included_applications</code></strong>·-·All·applications·included·by·this·application. |
| Offset 207, 15 lines modified | Offset 207, 15 lines modified | ||
| 207 | be·omitted·for·applications·without·processes,·typically·code·libraries,·for | 207 | be·omitted·for·applications·without·processes,·typically·code·libraries,·for |
| 208 | example,·STDLIB.</p></li><li><p><strong><code·class="inline">start_phases</code></strong>·-·A·list·of·start·phases·and·corresponding·start·arguments | 208 | example,·STDLIB.</p></li><li><p><strong><code·class="inline">start_phases</code></strong>·-·A·list·of·start·phases·and·corresponding·start·arguments |
| 209 | for·the·application.·If·this·key·is·present,·the·application·master,·in | 209 | for·the·application.·If·this·key·is·present,·the·application·master,·in |
| 210 | addition·to·the·usual·call·to·<code·class="inline">Module:start/2</code>,·also·calls | 210 | addition·to·the·usual·call·to·<code·class="inline">Module:start/2</code>,·also·calls |
| 211 | <code·class="inline">Module:start_phase(Phase,Type,PhaseArgs)</code>·for·each·start·phase·defined·by·key | 211 | <code·class="inline">Module:start_phase(Phase,Type,PhaseArgs)</code>·for·each·start·phase·defined·by·key |
| 212 | <code·class="inline">start_phases</code>.·Only·after·this·extended·start·procedure, | 212 | <code·class="inline">start_phases</code>.·Only·after·this·extended·start·procedure, |
| 213 | <code·class="inline">application:start(Application)</code>·returns.</p><p>Start·phases·can·be·used·to·synchronize·startup·of·an·application·and·its | 213 | <code·class="inline">application:start(Application)</code>·returns.</p><p>Start·phases·can·be·used·to·synchronize·startup·of·an·application·and·its |
| 214 | included·applications.·In·this·case,·key·<code·class="inline">mod</code>·must·be·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 214 | included·applications.·In·this·case,·key·<code·class="inline">mod</code>·must·be·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3438856112-1">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3438856112-2">{</span><span·class="ss">application_starter</span><span·class="p">,</span><span·class="p"·data-group-id="34388561[·...·truncated·by·diffoscope;·len:·246,·SHA:·1c01973534f6dcb8ae72cd60f2cf59597d8b0fd7e4bff3ad3ece98e2f7fa03aa·...·]-1">}</span></code></pre><p>The·application·master·then·calls·<code·class="inline">Module:start/2</code>·for·the·primary |
| 215 | application,·followed·by·calls·to·<code·class="inline">Module:start_phase/3</code>·for·each·start·phase | 215 | application,·followed·by·calls·to·<code·class="inline">Module:start_phase/3</code>·for·each·start·phase |
| 216 | (as·defined·for·the·primary·application),·both·for·the·primary·application·and | 216 | (as·defined·for·the·primary·application),·both·for·the·primary·application·and |
| 217 | for·each·of·its·included·applications,·for·which·the·start·phase·is·defined.</p><p>This·implies·that·for·an·included·application,·the·set·of·start·phases·must·be | 217 | for·each·of·its·included·applications,·for·which·the·start·phase·is·defined.</p><p>This·implies·that·for·an·included·application,·the·set·of·start·phases·must·be |
| 218 | a·subset·of·the·set·of·phases·defined·for·the·primary·application.·For·more | 218 | a·subset·of·the·set·of·phases·defined·for·the·primary·application.·For·more |
| 219 | information,·see·<a·href="../../../../doc/system/applications.html">OTP·Design·Principles</a>.</p></li><li><p><strong><code·class="inline"·id="runtime_dependencies">runtime_dependencies</code></strong>·-·A·list·of·application | 219 | information,·see·<a·href="../../../../doc/system/applications.html">OTP·Design·Principles</a>.</p></li><li><p><strong><code·class="inline"·id="runtime_dependencies">runtime_dependencies</code></strong>·-·A·list·of·application |
| 220 | versions·that·the·application·depends·on.·An·example·of·such·an·application | 220 | versions·that·the·application·depends·on.·An·example·of·such·an·application |
| 221 | version·is·<code·class="inline">"kernel-3.0"</code>.·Application·versions·specified·as·runtime | 221 | version·is·<code·class="inline">"kernel-3.0"</code>.·Application·versions·specified·as·runtime |
| Offset 280, 15 lines modified | Offset 280, 15 lines modified | ||
| 280 | ······<p·class="built-using"> | 280 | ······<p·class="built-using"> |
| 281 | ········Built·using | 281 | ········Built·using |
| 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 284 | ······</p> | 284 | ······</p> |
| 285 | <p>Copyright·©·1996-202 | 285 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 286 | ····</footer> | 286 | ····</footer> |
| 287 | ··</div> | 287 | ··</div> |
| 288 | </main> | 288 | </main> |
| 289 | </div> | 289 | </div> |
| 290 | <script> | 290 | <script> |
| 291 | ··function·mermaidLoaded()·{ | 291 | ··function·mermaidLoaded()·{ |
| 292 | ····mermaid.initialize({ | 292 | ····mermaid.initialize({ |
| Offset 1591, 15 lines modified | Offset 1591, 15 lines modified | ||
| 1591 | distributed.·The·argument·overrides·the·value·for·the·application·in·the·Kernel | 1591 | distributed.·The·argument·overrides·the·value·for·the·application·in·the·Kernel |
| 1592 | configuration·parameter·<code·class="inline">distributed</code>.·<code·class="inline">Application</code>·must·be·the·application | 1592 | configuration·parameter·<code·class="inline">distributed</code>.·<code·class="inline">Application</code>·must·be·the·application |
| 1593 | name·(same·as·in·the·first·argument).·If·a·node·crashes·and·<code·class="inline">Time</code>·is·specified, | 1593 | name·(same·as·in·the·first·argument).·If·a·node·crashes·and·<code·class="inline">Time</code>·is·specified, |
| 1594 | the·application·controller·waits·for·<code·class="inline">Time</code>·milliseconds·before·attempting·to | 1594 | the·application·controller·waits·for·<code·class="inline">Time</code>·milliseconds·before·attempting·to |
| 1595 | restart·the·application·on·another·node.·If·<code·class="inline">Time</code>·is·not·specified,·it·defaults | 1595 | restart·the·application·on·another·node.·If·<code·class="inline">Time</code>·is·not·specified,·it·defaults |
| 1596 | to·<code·class="inline">0</code>·and·the·application·is·restarted·immediately.</p><p><code·class="inline">Nodes</code>·is·a·list·of·node·names·where·the·application·can·run,·in·priority·from | 1596 | to·<code·class="inline">0</code>·and·the·application·is·restarted·immediately.</p><p><code·class="inline">Nodes</code>·is·a·list·of·node·names·where·the·application·can·run,·in·priority·from |
| 1597 | left·to·right.·Node·names·can·be·grouped·using·tuples·to·indicate·that·they·have | 1597 | left·to·right.·Node·names·can·be·grouped·using·tuples·to·indicate·that·they·have |
| 1598 | the·same·priority.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1 | 1598 | the·same·priority.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1549864753-1">[</span><span·class="ss">cp1@cave</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1549864753-2">{</span><span·class="ss">cp2@cave</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cp3@c[·...·truncated·by·diffoscope;·len:·102,·SHA:·627bc0ff07e3781566dd3cb6938f6d1c3169b405251fda76d8c650bfaf2221ab·...·]53-1">]</span></code></pre><p>This·means·that·the·application·is·preferably·to·be·started·at·<code·class="inline">cp1@cave</code>.·If |
| 1599 | <code·class="inline">cp1@cave</code>·is·down,·the·application·is·to·be·started·at·<code·class="inline">cp2@cave</code>·or | 1599 | <code·class="inline">cp1@cave</code>·is·down,·the·application·is·to·be·started·at·<code·class="inline">cp2@cave</code>·or |
| 1600 | <code·class="inline">cp3@cave</code>.</p><p>If·<code·class="inline">Distributed·==·default</code>,·the·value·for·the·application·in·the·Kernel | 1600 | <code·class="inline">cp3@cave</code>.</p><p>If·<code·class="inline">Distributed·==·default</code>,·the·value·for·the·application·in·the·Kernel |
| 1601 | configuration·parameter·<code·class="inline">distributed</code>·is·used.</p> | 1601 | configuration·parameter·<code·class="inline">distributed</code>·is·used.</p> |
| 1602 | ··</section> | 1602 | ··</section> |
| 1603 | </section> | 1603 | </section> |
| 1604 | <section·class="detail"·id="loaded_applications/0"> | 1604 | <section·class="detail"·id="loaded_applications/0"> |
| Offset 2177, 15 lines modified | Offset 2177, 15 lines modified | ||
| 2177 | ······<p·class="built-using"> | 2177 | ······<p·class="built-using"> |
| 2178 | ········Built·using | 2178 | ········Built·using |
| 2179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2181 | ······</p> | 2181 | ······</p> |
| 2182 | <p>Copyright·©·1996-202 | 2182 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2183 | ····</footer> | 2183 | ····</footer> |
| 2184 | ··</div> | 2184 | ··</div> |
| 2185 | </main> | 2185 | </main> |
| 2186 | </div> | 2186 | </div> |
| 2187 | <script> | 2187 | <script> |
| 2188 | ··function·mermaidLoaded()·{ | 2188 | ··function·mermaidLoaded()·{ |
| 2189 | ····mermaid.initialize({ | 2189 | ····mermaid.initialize({ |
| Offset 457, 15 lines modified | Offset 457, 15 lines modified | ||
| 457 | ······<p·class="built-using"> | 457 | ······<p·class="built-using"> |
| 458 | ········Built·using | 458 | ········Built·using |
| 459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 459 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 460 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 461 | ······</p> | 461 | ······</p> |
| 462 | <p>Copyright·©·1996-202 | 462 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 463 | ····</footer> | 463 | ····</footer> |
| 464 | ··</div> | 464 | ··</div> |
| 465 | </main> | 465 | </main> |
| 466 | </div> | 466 | </div> |
| 467 | <script> | 467 | <script> |
| 468 | ··function·mermaidLoaded()·{ | 468 | ··function·mermaidLoaded()·{ |
| 469 | ····mermaid.initialize({ | 469 | ····mermaid.initialize({ |
| Offset 189, 19 lines modified | Offset 189, 19 lines modified | ||
| 189 | <a·href="#lib_dir/2"><code·class="inline">code:lib_dir/2</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>.</p></section><p>The·Erlang·archives·are·<code·class="inline">ZIP</code>·files·with·extension·<code·class="inline">.ez</code>.·Erlang·archives·can | 189 | <a·href="#lib_dir/2"><code·class="inline">code:lib_dir/2</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erl_prim_loader.html"><code·class="inline">erl_prim_loader</code></a>.</p></section><p>The·Erlang·archives·are·<code·class="inline">ZIP</code>·files·with·extension·<code·class="inline">.ez</code>.·Erlang·archives·can |
| 190 | also·be·<a·href="../../../../lib/stdlib-6.2.1/doc/html/escript.html">enclosed·in·<code·class="inline">escript</code></a>·files·whose·file·extension·is·arbitrary.</p><p>Erlang·archive·files·can·contain·entire·Erlang·applications·or·parts·of | 190 | also·be·<a·href="../../../../lib/stdlib-6.2.1/doc/html/escript.html">enclosed·in·<code·class="inline">escript</code></a>·files·whose·file·extension·is·arbitrary.</p><p>Erlang·archive·files·can·contain·entire·Erlang·applications·or·parts·of |
| 191 | applications.·The·structure·in·an·archive·file·is·the·same·as·the·directory | 191 | applications.·The·structure·in·an·archive·file·is·the·same·as·the·directory |
| 192 | structure·for·an·application.·If·you,·for·example,·create·an·archive·of | 192 | structure·for·an·application.·If·you,·for·example,·create·an·archive·of |
| 193 | <code·class="inline">mnesia-4.4.7</code>,·the·archive·file·must·be·named·<code·class="inline">mnesia-4.4.7.ez</code>·and·it·must | 193 | <code·class="inline">mnesia-4.4.7</code>,·the·archive·file·must·be·named·<code·class="inline">mnesia-4.4.7.ez</code>·and·it·must |
| 194 | contain·a·top·directory·named·<code·class="inline">mnesia-4.4.7</code>.·If·the·version·part·of·the·name·is | 194 | contain·a·top·directory·named·<code·class="inline">mnesia-4.4.7</code>.·If·the·version·part·of·the·name·is |
| 195 | omitted,·it·must·also·be·omitted·in·the·archive.·That·is,·a·<code·class="inline">mnesia.ez</code>·archive | 195 | omitted,·it·must·also·be·omitted·in·the·archive.·That·is,·a·<code·class="inline">mnesia.ez</code>·archive |
| 196 | must·contain·a·<code·class="inline">mnesia</code>·top·directory.</p><p>An·archive·file·for·an·application·can,·for·example,·be·created·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id=" | 196 | must·contain·a·<code·class="inline">mnesia</code>·top·directory.</p><p>An·archive·file·for·an·application·can,·for·example,·be·created·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="6082485439-1">(</span><span·class="s">"mnesia-4.4.7.ez"</span><span·class="p">,</span><span·class="w"> |
| 197 | » </span><span·class="p"·data-group-id=" | 197 | » </span><span·class="p"·data-group-id="6082485439-2">[</span><span·class="s">"mnesia-4.4.7"</span><span·class="p"·data-group-id="6082485439-2">]</span><span·class="p">,</span><span·class="w"> |
| 198 | » </span><span·class="p"·data-group-id=" | 198 | » </span><span·class="p"·data-group-id="6082485439-3">[</span><span·class="p"·data-group-id="6082485439-4">{</span><span·class="ss">cwd</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·124,·SHA:·f9c88a5a9ba308e7bec473b2ffe7accfae87e14a797f8cc9683004f907adee72·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 199 | » ·</span><span·class="p"·data-group-id=" | 199 | » ·</span><span·class="p"·data-group-id="6082485439-6">{</span><span·class="ss">compress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all</span><span·class="p"·data-group-id="6082485439-6">}</span><span·class="p">,</span><span·class="w"> |
| 200 | » ·</span><span·class="p"·data-group-id=" | 200 | » ·</span><span·class="p"·data-group-id="6082485439-7">{</span><span·class="ss">uncompress</span><span·class="p">,</span><span·class="p"·data-group-id="6082485439-8">[</span><span·class="s">".beam"</span><span·class="p">,</span><span·class="s">".app"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·180,·SHA:·921e5d99d71a1e76025ef53a07d89e4bc502a3b1173e068154fb9b8e581d28e8·...·]-1">)</span><span·class="p">.</span></code></pre><p>Any·file·in·the·archive·can·be·compressed,·but·to·speed·up·the·access·of |
| 201 | frequently·read·files,·it·can·be·a·good·idea·to·store·<code·class="inline">beam</code>·and·<code·class="inline">app</code>·files | 201 | frequently·read·files,·it·can·be·a·good·idea·to·store·<code·class="inline">beam</code>·and·<code·class="inline">app</code>·files |
| 202 | uncompressed·in·the·archive.</p><p>Normally·the·top·directory·of·an·application·is·located·in·library·directory | 202 | uncompressed·in·the·archive.</p><p>Normally·the·top·directory·of·an·application·is·located·in·library·directory |
| 203 | <code·class="inline">$OTPROOT/lib</code>·or·in·a·directory·referred·to·by·environment·variable·<code·class="inline">ERL_LIBS</code>. | 203 | <code·class="inline">$OTPROOT/lib</code>·or·in·a·directory·referred·to·by·environment·variable·<code·class="inline">ERL_LIBS</code>. |
| 204 | At·startup,·when·the·initial·code·path·is·computed,·the·code·server·also·looks | 204 | At·startup,·when·the·initial·code·path·is·computed,·the·code·server·also·looks |
| 205 | for·archive·files·in·these·directories·and·possibly·adds·<code·class="inline">ebin</code>·directories·in | 205 | for·archive·files·in·these·directories·and·possibly·adds·<code·class="inline">ebin</code>·directories·in |
| 206 | archives·to·the·code·path.·The·code·path·then·contains·paths·to·directories·that | 206 | archives·to·the·code·path.·The·code·path·then·contains·paths·to·directories·that |
| 207 | look·like·<code·class="inline">$OTPROOT/lib/mnesia.ez/mnesia/ebin</code>·or | 207 | look·like·<code·class="inline">$OTPROOT/lib/mnesia.ez/mnesia/ebin</code>·or |
| Offset 1819, 18 lines modified | Offset 1819, 18 lines modified | ||
| 1819 | none·of·the·modules·are·loaded·if·there·is·a·problem·with·any·of·the | 1819 | none·of·the·modules·are·loaded·if·there·is·a·problem·with·any·of·the |
| 1820 | modules.</p><p>Loading·can·fail·for·one·the·following·reasons:</p><ul><li><p><strong><code·class="inline">badfile</code></strong>·-·The·object·code·has·an·incorrect·format·or·the·module·name·in | 1820 | modules.</p><p>Loading·can·fail·for·one·the·following·reasons:</p><ul><li><p><strong><code·class="inline">badfile</code></strong>·-·The·object·code·has·an·incorrect·format·or·the·module·name·in |
| 1821 | the·object·code·is·not·the·expected·module·name.</p></li><li><p><strong><code·class="inline">nofile</code></strong>·-·No·file·with·object·code·exists.</p></li><li><p><strong><code·class="inline">on_load_not_allowed</code></strong>·-·A·module·contains·an | 1821 | the·object·code·is·not·the·expected·module·name.</p></li><li><p><strong><code·class="inline">nofile</code></strong>·-·No·file·with·object·code·exists.</p></li><li><p><strong><code·class="inline">on_load_not_allowed</code></strong>·-·A·module·contains·an |
| 1822 | <a·href="../../../../doc/system/code_loading.html#on_load">-on_load·function</a>.</p></li><li><p><strong><code·class="inline">duplicated</code></strong>·-·A·module·is·included·more·than·once·in·<code·class="inline">Modules</code>.</p></li><li><p><strong><code·class="inline">not_purged</code></strong>·-·The·object·code·cannot·be·loaded·because·an·old·version·of | 1822 | <a·href="../../../../doc/system/code_loading.html#on_load">-on_load·function</a>.</p></li><li><p><strong><code·class="inline">duplicated</code></strong>·-·A·module·is·included·more·than·once·in·<code·class="inline">Modules</code>.</p></li><li><p><strong><code·class="inline">not_purged</code></strong>·-·The·object·code·cannot·be·loaded·because·an·old·version·of |
| 1823 | the·code·already·exists.</p></li><li><p><strong><code·class="inline">sticky_directory</code></strong>·-·The·object·code·resides·in·a·sticky·directory.</p></li><li><p><strong><code·class="inline">pending_on_load</code></strong>·-·A·previously·loaded·module·contains·an·<code·class="inline">-on_load</code> | 1823 | the·code·already·exists.</p></li><li><p><strong><code·class="inline">sticky_directory</code></strong>·-·The·object·code·resides·in·a·sticky·directory.</p></li><li><p><strong><code·class="inline">pending_on_load</code></strong>·-·A·previously·loaded·module·contains·an·<code·class="inline">-on_load</code> |
| 1824 | function·that·never·finished.</p></li></ul><p>If·it·is·important·to·minimize·the·time·that·an·application·is·inactive·while | 1824 | function·that·never·finished.</p></li></ul><p>If·it·is·important·to·minimize·the·time·that·an·application·is·inactive·while |
| 1825 | changing·code,·use·<a·href="#prepare_loading/1"><code·class="inline">prepare_loading/1</code></a>·and·<a·href="#finish_loading/1"><code·class="inline">finish_loading/1</code></a>·instead·of | 1825 | changing·code,·use·<a·href="#prepare_loading/1"><code·class="inline">prepare_loading/1</code></a>·and·<a·href="#finish_loading/1"><code·class="inline">finish_loading/1</code></a>·instead·of |
| 1826 | <a·href="#atomic_load/1"><code·class="inline">atomic_load/1</code></a>.·Here·is·an·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 1826 | <a·href="#atomic_load/1"><code·class="inline">atomic_load/1</code></a>.·Here·is·an·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6859855375-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Prepared</span><span·class="p"·data-group-id="6859855375-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span>[·...·truncated·by·diffoscope;·len:·187,·SHA:·1a85c04142852e94af2d993c8908ed6b918307fe0d78ef275e94474557a79810·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 1827 | </span><span·class="c1">%%·Put·the·application·into·an·inactive·state·or·do·any</span><span·class="w"> | 1827 | </span><span·class="c1">%%·Put·the·application·into·an·inactive·state·or·do·any</span><span·class="w"> |
| 1828 | </span><span·class="c1">%%·other·preparation·needed·before·changing·the·code.</span><span·class="w"> | 1828 | </span><span·class="c1">%%·other·preparation·needed·before·changing·the·code.</span><span·class="w"> |
| 1829 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">finish_loading</span><span·class="p"·data-group-id=" | 1829 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">finish_loading</span><span·class="p"·data-group-id="6859855375-3">(</span><span·class="n">Prepared</span><span·class="p"·data-group-id="6859855375-3">)</span><span·class="p">,</span><span·class="w"> |
| 1830 | </span><span·class="c1">%%·Resume·the·application.</span></code></pre> | 1830 | </span><span·class="c1">%%·Resume·the·application.</span></code></pre> |
| 1831 | ··</section> | 1831 | ··</section> |
| 1832 | </section> | 1832 | </section> |
| 1833 | <section·class="detail"·id="clash/0"> | 1833 | <section·class="detail"·id="clash/0"> |
| 1834 | ··<div·class="detail-header"> | 1834 | ··<div·class="detail-header"> |
| 1835 | ····<a·href="#clash/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1835 | ····<a·href="#clash/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2343, 16 lines modified | Offset 2343, 16 lines modified | ||
| 2343 | ······</div> | 2343 | ······</div> |
| 2344 | <p>Returns·the·object·code·for·module·<code·class="inline">Module</code>·if·found·in·the·code·path.</p><p>Returns·<code·class="inline">{Module,·Binary,·Filename}</code>·if·successful,·otherwise | 2344 | <p>Returns·the·object·code·for·module·<code·class="inline">Module</code>·if·found·in·the·code·path.</p><p>Returns·<code·class="inline">{Module,·Binary,·Filename}</code>·if·successful,·otherwise |
| 2345 | <code·class="inline">error</code>.·<code·class="inline">Binary</code>·is·a·binary·data·object,·which·contains·the·object | 2345 | <code·class="inline">error</code>.·<code·class="inline">Binary</code>·is·a·binary·data·object,·which·contains·the·object |
| 2346 | code·for·the·module.·This·is·useful·if·code·is·to·be·loaded·on·a | 2346 | code·for·the·module.·This·is·useful·if·code·is·to·be·loaded·on·a |
| 2347 | remote·node·in·a·distributed·system.·For·example,·loading·module | 2347 | remote·node·in·a·distributed·system.·For·example,·loading·module |
| 2348 | <code·class="inline">Module</code>·on·a·node·<code·class="inline">Node</code>·is·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 2348 | <code·class="inline">Module</code>·on·a·node·<code·class="inline">Node</code>·is·done·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 2349 | </span><span·class="p"·data-group-id=" | 2349 | </span><span·class="p"·data-group-id="8844704865-1">{</span><span·class="p">_</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Binary</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filename</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·314,·SHA:·b97f9bcc4c988dcfb51e84340ffa009cd55b5198930e1da6964020ffeed9ec18·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 2350 | </span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 2350 | </span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="8844704865-3">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">load_binary</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·332,·SHA:·80adcb5d8989f1c6a85db9c967299d5a92275f619b73f5192970f6fe9dc348c5·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 2351 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 2351 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 2352 | ··</section> | 2352 | ··</section> |
| 2353 | </section> | 2353 | </section> |
| 2354 | <section·class="detail"·id="get_path/0"> | 2354 | <section·class="detail"·id="get_path/0"> |
| 2355 | ··<div·class="detail-header"> | 2355 | ··<div·class="detail-header"> |
| 2356 | ····<a·href="#get_path/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2356 | ····<a·href="#get_path/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2455, 15 lines modified | Offset 2455, 15 lines modified | ||
| 2455 | ······<div·class="specs"> | 2455 | ······<div·class="specs"> |
| 2456 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lib_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> | 2456 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lib_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> |
| 2457 | ······</div> | 2457 | ······</div> |
| 2458 | <p>Returns·the·library·directory,·<code·class="inline">$OTPROOT/lib</code>,·where·<code·class="inline">$OTPROOT</code>·is·the·root | 2458 | <p>Returns·the·library·directory,·<code·class="inline">$OTPROOT/lib</code>,·where·<code·class="inline">$OTPROOT</code>·is·the·root |
| 2459 | directory·of·Erlang/OTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id=" | 2459 | directory·of·Erlang/OTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="5823949756-1">(</span><span·class="p"·data-group-id="5823949756-1">)</span><span·class="p">.</span><span·class="w"> |
| 2460 | </span><span·class="s">"/usr/local/otp/lib"</span></code></pre> | 2460 | </span><span·class="s">"/usr/local/otp/lib"</span></code></pre> |
| 2461 | ··</section> | 2461 | ··</section> |
| 2462 | </section> | 2462 | </section> |
| 2463 | <section·class="detail"·id="lib_dir/1"> | 2463 | <section·class="detail"·id="lib_dir/1"> |
| 2464 | ··<div·class="detail-header"> | 2464 | ··<div·class="detail-header"> |
| 2465 | ····<a·href="#lib_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2465 | ····<a·href="#lib_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2492, 15 lines modified | Offset 2492, 15 lines modified | ||
| 2492 | an·<code·class="inline">ebin</code>·subdirectory,·the·path·to·this·directory·is·returned·(not·the·<code·class="inline">ebin</code> | 2492 | an·<code·class="inline">ebin</code>·subdirectory,·the·path·to·this·directory·is·returned·(not·the·<code·class="inline">ebin</code> |
| 2493 | directory).</p><p>If·the·directory·refers·to·a·directory·in·an·archive,·the·archive·name·is | 2493 | directory).</p><p>If·the·directory·refers·to·a·directory·in·an·archive,·the·archive·name·is |
| 2494 | stripped·away·before·the·path·is·returned.·For·example,·if·directory | 2494 | stripped·away·before·the·path·is·returned.·For·example,·if·directory |
| 2495 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2.ez/mnesia-4.2.2/ebin</code>·is·in·the·path, | 2495 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2.ez/mnesia-4.2.2/ebin</code>·is·in·the·path, |
| 2496 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2/ebin</code>·is·returned.·This·means·that·the·library | 2496 | <code·class="inline">/usr/local/otp/lib/mnesia-4.2.2/ebin</code>·is·returned.·This·means·that·the·library |
| 2497 | directory·for·an·application·is·the·same,·regardless·if·the·application·resides | 2497 | directory·for·an·application·is·the·same,·regardless·if·the·application·resides |
| 2498 | in·an·archive·or·not.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Warning</h4><p>Archives·are·experimental.·In·a·future·release,·they·can·be·removed·or | 2498 | in·an·archive·or·not.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Warning</h4><p>Archives·are·experimental.·In·a·future·release,·they·can·be·removed·or |
| 2499 | their·behavior·can·change.</p></section><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id=" | 2499 | their·behavior·can·change.</p></section><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="5786867222-1">(</span><span·class="ss">mnesia</span><span·class="p"·data-group-id="5786867222-1">)</span><span·class="p">.</span><span·class="w"> |
| 2500 | </span><span·class="s">"/usr/local/otp/lib/mnesia-4.23"</span></code></pre><p>Returns·<code·class="inline">{error,·bad_name}</code>·if·<code·class="inline">Name</code>·is·not·the·name·of·an·application·under | 2500 | </span><span·class="s">"/usr/local/otp/lib/mnesia-4.23"</span></code></pre><p>Returns·<code·class="inline">{error,·bad_name}</code>·if·<code·class="inline">Name</code>·is·not·the·name·of·an·application·under |
| 2501 | <code·class="inline">$OTPROOT/lib</code>·or·on·a·directory·referred·to·through·environment·variable | 2501 | <code·class="inline">$OTPROOT/lib</code>·or·on·a·directory·referred·to·through·environment·variable |
| 2502 | <code·class="inline">ERL_LIBS</code>.·Fails·with·an·exception·if·<code·class="inline">Name</code>·has·the·wrong·type.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>For·backward·compatibility,·<code·class="inline">Name</code>·is·also·allowed·to·be·a·string.·That·will | 2502 | <code·class="inline">ERL_LIBS</code>.·Fails·with·an·exception·if·<code·class="inline">Name</code>·has·the·wrong·type.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>For·backward·compatibility,·<code·class="inline">Name</code>·is·also·allowed·to·be·a·string.·That·will |
| 2503 | probably·change·in·a·future·release.</p></section> | 2503 | probably·change·in·a·future·release.</p></section> |
| 2504 | ··</section> | 2504 | ··</section> |
| 2505 | </section> | 2505 | </section> |
| 2506 | <section·class="detail"·id="lib_dir/2"> | 2506 | <section·class="detail"·id="lib_dir/2"> |
| Offset 2533, 15 lines modified | Offset 2533, 15 lines modified | ||
| 2533 | <p>Returns·the·path·to·a·subdirectory·directly·under·the·top·directory·of·an | 2533 | <p>Returns·the·path·to·a·subdirectory·directly·under·the·top·directory·of·an |
| 2534 | application.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>This·function·is·part·of·the·archive·support,·which·is·an·experimental | 2534 | application.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><p>This·function·is·part·of·the·archive·support,·which·is·an·experimental |
| 2535 | feature·that·will·be·changed·or·removed·in·a·future·release.</p></section><p>Normally·the·subdirectories·reside·under·the·top·directory·for·the | 2535 | feature·that·will·be·changed·or·removed·in·a·future·release.</p></section><p>Normally·the·subdirectories·reside·under·the·top·directory·for·the |
| 2536 | application,·but·when·applications·at·least·partly·reside·in·an·archive,·the | 2536 | application,·but·when·applications·at·least·partly·reside·in·an·archive,·the |
| 2537 | situation·is·different.·Some·of·the·subdirectories·can·reside·as·regular | 2537 | situation·is·different.·Some·of·the·subdirectories·can·reside·as·regular |
| 2538 | directories·while·others·reside·in·an·archive·file.·It·is·not·checked·whether | 2538 | directories·while·others·reside·in·an·archive·file.·It·is·not·checked·whether |
| 2539 | this·directory·exists.</p><p>Instead·of·using·this·function,·use·<a·href="#lib_dir/1"><code·class="inline">code:lib_dir/1</code></a> | 2539 | this·directory·exists.</p><p>Instead·of·using·this·function,·use·<a·href="#lib_dir/1"><code·class="inline">code:lib_dir/1</code></a> |
| 2540 | and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/filename.html#join/2"><code·class="inline">filename:join/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 2540 | and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/filename.html#join/2"><code·class="inline">filename:join/2</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="7164551369-1">(</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="7164551369-2">(</span><span·class="ss">megaco</span><span·class="p"·data-group-id="7164551369-2">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·113,·SHA:·0693d422b5eb27d96aaacb4647dc2b5fd20074265320be126bc799041a51b5ad·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 2541 | </span><span·class="s">"/usr/local/otp/lib/megaco-3.9.1.1/priv"</span></code></pre><p>Fails·with·an·exception·if·<code·class="inline">Name</code>·or·<code·class="inline">SubDir</code>·has·the·wrong·type.</p> | 2541 | </span><span·class="s">"/usr/local/otp/lib/megaco-3.9.1.1/priv"</span></code></pre><p>Fails·with·an·exception·if·<code·class="inline">Name</code>·or·<code·class="inline">SubDir</code>·has·the·wrong·type.</p> |
| 2542 | ··</section> | 2542 | ··</section> |
| 2543 | </section> | 2543 | </section> |
| 2544 | <section·class="detail"·id="load_abs/1"> | 2544 | <section·class="detail"·id="load_abs/1"> |
| 2545 | ··<div·class="detail-header"> | 2545 | ··<div·class="detail-header"> |
| 2546 | ····<a·href="#load_abs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2546 | ····<a·href="#load_abs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2964, 15 lines modified | Offset 2964, 15 lines modified | ||
| 2964 | ······<div·class="specs"> | 2964 | ······<div·class="specs"> |
| 2965 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·root_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> | 2965 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·root_dir()·->·<a·href="file.html#t:filename/0">file:filename</a>().</pre> |
| 2966 | ······</div> | 2966 | ······</div> |
| 2967 | <p>Returns·the·root·directory·of·Erlang/OTP,·which·is·the·directory·where·it·is | 2967 | <p>Returns·the·root·directory·of·Erlang/OTP,·which·is·the·directory·where·it·is |
| 2968 | installed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">root_dir</span><span·class="p"·data-group-id=" | 2968 | installed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">root_dir</span><span·class="p"·data-group-id="0989534554-1">(</span><span·class="p"·data-group-id="0989534554-1">)</span><span·class="p">.</span><span·class="w"> |
| 2969 | </span><span·class="s">"/usr/local/otp"</span></code></pre> | 2969 | </span><span·class="s">"/usr/local/otp"</span></code></pre> |
| 2970 | ··</section> | 2970 | ··</section> |
| 2971 | </section> | 2971 | </section> |
| 2972 | <section·class="detail"·id="set_coverage_mode/1"> | 2972 | <section·class="detail"·id="set_coverage_mode/1"> |
| 2973 | ··<div·class="detail-header"> | 2973 | ··<div·class="detail-header"> |
| 2974 | ····<a·href="#set_coverage_mode/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2974 | ····<a·href="#set_coverage_mode/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 3240, 15 lines modified | Offset 3240, 15 lines modified | ||
| 3240 | ······<p·class="built-using"> | 3240 | ······<p·class="built-using"> |
| 3241 | ········Built·using | 3241 | ········Built·using |
| 3242 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3242 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3243 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3243 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3244 | ······</p> | 3244 | ······</p> |
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| 148 | (see·<a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html"><code·class="inline">erts:erl(1)</code></a>).</p><p>The·value·of·a·configuration·parameter·is·retrieved·by·calling | 148 | (see·<a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html"><code·class="inline">erts:erl(1)</code></a>).</p><p>The·value·of·a·configuration·parameter·is·retrieved·by·calling |
| 149 | <code·class="inline">application:get_env/1,2</code>.</p><h2·id="file-syntax"·class="section-heading"> | 149 | <code·class="inline">application:get_env/1,2</code>.</p><h2·id="file-syntax"·class="section-heading"> |
| 150 | ··<a·href="#file-syntax"·class="hover-link"> | 150 | ··<a·href="#file-syntax"·class="hover-link"> |
| 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 152 | ··</a> | 152 | ··</a> |
| 153 | ··<span·class="text">File·Syntax</span> | 153 | ··<span·class="text">File·Syntax</span> |
| 154 | </h2> | 154 | </h2> |
| 155 | <p>The·configuration·file·is·to·be·called·<code·class="inline">Name.config</code>,·where·<code·class="inline">Name</code>·is·any·name.</p><p>File·<code·class="inline">.config</code>·contains·a·single·Erlang·term·and·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 155 | <p>The·configuration·file·is·to·be·called·<code·class="inline">Name.config</code>,·where·<code·class="inline">Name</code>·is·any·name.</p><p>File·<code·class="inline">.config</code>·contains·a·single·Erlang·term·and·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4093633918-1">[</span><span·class="p"·data-group-id="4093633918-2">{</span><span·class="n">Application1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4093633918-3">[</span><span·class="p"·data-group-id="4093633918-4">[·...·truncated·by·diffoscope;·len:·379,·SHA:·c580834cfbbf412716e05edea0bffe7dafc55121d67ac466945f5a4cad18f3ef·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 156 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 157 | ·</span><span·class="p"·data-group-id=" | 157 | ·</span><span·class="p"·data-group-id="4093633918-5">{</span><span·class="n">ApplicationN</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4093633918-6">[</span><span·class="p"·data-group-id="4093633918-7">{</span><span·class="n">ParN1</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·379,·SHA:·b5cb871f969cb0707ecd2f2bbace6b639c36e4c490dd4896d6b9a3807a3865b5·...·]-1">]</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">Application·=·atom()</code></strong>·-·Application·name.</p></li><li><p><strong><code·class="inline">Par·=·atom()</code></strong>·-·Name·of·a·configuration·parameter.</p></li><li><p><strong><code·class="inline">Val·=·term()</code></strong>·-·Value·of·a·configuration·parameter.</p></li></ul><h2·id="sys-config"·class="section-heading"> |
| 158 | ··<a·href="#sys-config"·class="hover-link"> | 158 | ··<a·href="#sys-config"·class="hover-link"> |
| 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 160 | ··</a> | 160 | ··</a> |
| 161 | ··<span·class="text">sys.config</span> | 161 | ··<span·class="text">sys.config</span> |
| 162 | </h2> | 162 | </h2> |
| 163 | <p>When·starting·Erlang·in·embedded·mode,·it·is·assumed·that·exactly·one·system | 163 | <p>When·starting·Erlang·in·embedded·mode,·it·is·assumed·that·exactly·one·system |
| 164 | configuration·file·is·used,·named·<code·class="inline">sys.config</code>.·This·file·is·to·be·located·in | 164 | configuration·file·is·used,·named·<code·class="inline">sys.config</code>.·This·file·is·to·be·located·in |
| Offset 253, 15 lines modified | Offset 253, 15 lines modified | ||
| 253 | ······<p·class="built-using"> | 253 | ······<p·class="built-using"> |
| 254 | ········Built·using | 254 | ········Built·using |
| 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 257 | ······</p> | 257 | ······</p> |
| 258 | <p>Copyright·©·1996-202 | 258 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 259 | ····</footer> | 259 | ····</footer> |
| 260 | ··</div> | 260 | ··</div> |
| 261 | </main> | 261 | </main> |
| 262 | </div> | 262 | </div> |
| 263 | <script> | 263 | <script> |
| 264 | ··function·mermaidLoaded()·{ | 264 | ··function·mermaidLoaded()·{ |
| 265 | ····mermaid.initialize({ | 265 | ····mermaid.initialize({ |
| Offset 2950, 15 lines modified | Offset 2950, 15 lines modified | ||
| 2950 | ······<p·class="built-using"> | 2950 | ······<p·class="built-using"> |
| 2951 | ········Built·using | 2951 | ········Built·using |
| 2952 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2952 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2953 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2953 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2954 | ······</p> | 2954 | ······</p> |
| 2955 | <p>Copyright·©·1996-202 | 2955 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2956 | ····</footer> | 2956 | ····</footer> |
| 2957 | ··</div> | 2957 | ··</div> |
| 2958 | </main> | 2958 | </main> |
| 2959 | </div> | 2959 | </div> |
| 2960 | <script> | 2960 | <script> |
| 2961 | ··function·mermaidLoaded()·{ | 2961 | ··function·mermaidLoaded()·{ |
| 2962 | ····mermaid.initialize({ | 2962 | ····mermaid.initialize({ |
| Offset 150, 28 lines modified | Offset 150, 28 lines modified | ||
| 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 150 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 151 | ··</a> | 151 | ··</a> |
| 152 | ··<span·class="text">The·"Docs"·format</span> | 152 | ··<span·class="text">The·"Docs"·format</span> |
| 153 | </h2> | 153 | </h2> |
| 154 | <p>In·both·storages,·the·documentation·is·written·in·the·exactly·same·format:·an | 154 | <p>In·both·storages,·the·documentation·is·written·in·the·exactly·same·format:·an |
| 155 | Erlang·term·serialized·to·binary·via | 155 | Erlang·term·serialized·to·binary·via |
| 156 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>.·The·term·can·be·optionally | 156 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#term_to_binary/1"><code·class="inline">term_to_binary/1</code></a>.·The·term·can·be·optionally |
| 157 | compressed·when·serialized.·It·must·follow·the·type·specification·below:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 157 | compressed·when·serialized.·It·must·follow·the·type·specification·below:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3941411210-1">{</span><span·class="ss">docs_v1</span><span·class="p">,</span><span·class="w"> |
| 158 | ·</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id=" | 158 | ·</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id="3941411210-2">(</span><span·class="p"·data-group-id="3941411210-2">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ·</span><span·class="n">BeamLanguage</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 159 | ·</span><span·class="n">BeamLanguage</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="3941411210-3">(</span><span·class="p"·data-group-id="3941411210-3">)</span><span·class="p">,</span><span·class="w"> |
| 160 | ·</span><span·class="n">Format</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id=" | 160 | ·</span><span·class="n">Format</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="3941411210-4">(</span><span·class="p"·data-group-id="3941411210-4">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ·</span><span·class="n">ModuleDoc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | ·</span><span·class="n">ModuleDoc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3941411210-5">#{</span><span·class="n">DocLanguage</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">DocValue</span><span·class="p"·data-group-id="3941411210-5">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">hidden</span><span·class="p">,</span><span·class="w"> |
| 162 | ·</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 162 | ·</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id="3941411210-6">(</span><span·class="p"·data-group-id="3941411210-6">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ·</span><span·class="n">Docs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w"> | 163 | ·</span><span·class="n">Docs</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w"> |
| 164 | ···</span><span·class="p"·data-group-id=" | 164 | ···</span><span·class="p"·data-group-id="3941411210-7">[</span><span·class="p"·data-group-id="3941411210-8">{</span><span·class="p"·data-group-id="3941411210-9">{</span><span·class="n">Kind</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·91,·SHA:·86f24cfb18542739b12fae53948513ee61c2ff178d4693901745b87442f2a224·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ·····</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id=" | 165 | ·····</span><span·class="n">Anno</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">erl_anno</span><span·class="p">:</span><span·class="nf">anno</span><span·class="p"·data-group-id="3941411210-10">(</span><span·class="p"·data-group-id="3941411210-10">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ·····</span><span·class="n">Signature</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | ·····</span><span·class="n">Signature</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3941411210-11">[</span><span·class="nf">binary</span><span·class="p"·data-group-id="3941411210-12">(</span><span·class="p"·data-group-id="3941411210-12">)</span><span·class="p"·data-group-id="3941411210-11">]</span><span·class="p">,</span><span·class="w"> |
| 167 | ·····</span><span·class="n">Doc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 167 | ·····</span><span·class="n">Doc</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3941411210-13">#{</span><span·class="n">DocLanguage</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">DocValue</span><span·class="p"·data-group-id="3941411210-13">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">hidden</span><span·class="p">,</span><span·class="w"> |
| 168 | ·····</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 168 | ·····</span><span·class="n">Metadata</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">map</span><span·class="p"·data-group-id="3941411210-14">(</span><span·class="p"·data-group-id="3941411210-14">)</span><span·class="w"> |
| 169 | ····</span><span·class="p"·data-group-id=" | 169 | ····</span><span·class="p"·data-group-id="3941411210-8">}</span><span·class="p"·data-group-id="3941411210-7">]</span><span·class="p"·data-group-id="3941411210-1">}</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">DocLanguage</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·202,·SHA:·d17daf00647fee23dc7a288ef7bd3d75d0bc6ce264da0b6b3f7510dddd15bbd6·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 170 | ·············</span><span·class="n">DocValue</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id=" | 170 | ·············</span><span·class="n">DocValue</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="3941411210-16">(</span><span·class="p"·data-group-id="3941411210-16">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="3941411210-17">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·704224cb362bb88346b7fae491db22bffb2b27e70997e8e01f42b9954903654e·...·]-17">)</span></code></pre><p>where·in·the·root·tuple·we·have:</p><ul><li><p><strong><code·class="inline">Anno</code></strong>·-·annotation·(line,·column,·file)·of·the·definition·itself·(see |
| 171 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_anno.html"><code·class="inline">erl_anno</code></a>)</p></li><li><p><strong><code·class="inline">BeamLanguage</code></strong>·-·an·atom·representing·the·language,·for·example:·<code·class="inline">erlang</code>, | 171 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_anno.html"><code·class="inline">erl_anno</code></a>)</p></li><li><p><strong><code·class="inline">BeamLanguage</code></strong>·-·an·atom·representing·the·language,·for·example:·<code·class="inline">erlang</code>, |
| 172 | <code·class="inline">elixir</code>,·<code·class="inline">lfe</code>,·<code·class="inline">alpaca</code>,·and·so·on</p></li><li><p><strong><code·class="inline">Format</code></strong>·-·the·mime·type·of·the·documentation,·such·as·<code·class="inline"><<"text/markdown">></code> | 172 | <code·class="inline">elixir</code>,·<code·class="inline">lfe</code>,·<code·class="inline">alpaca</code>,·and·so·on</p></li><li><p><strong><code·class="inline">Format</code></strong>·-·the·mime·type·of·the·documentation,·such·as·<code·class="inline"><<"text/markdown">></code> |
| 173 | or·<code·class="inline"><<"application/erlang+html">></code>.·For·details·of·the·format·used·by·Erlang | 173 | or·<code·class="inline"><<"application/erlang+html">></code>.·For·details·of·the·format·used·by·Erlang |
| 174 | see·the·<a·href="../../../../lib/edoc-1.3.2/doc/html/doc_storage.html"><code·class="inline">EEP-48·Chapter</code></a>·in·EDoc's·User's | 174 | see·the·<a·href="../../../../lib/edoc-1.3.2/doc/html/doc_storage.html"><code·class="inline">EEP-48·Chapter</code></a>·in·EDoc's·User's |
| 175 | Guide.</p></li><li><p><strong><code·class="inline">ModuleDoc</code></strong>·-·a·map·with·the·documentation·language·as·key,·such·as | 175 | Guide.</p></li><li><p><strong><code·class="inline">ModuleDoc</code></strong>·-·a·map·with·the·documentation·language·as·key,·such·as |
| 176 | <code·class="inline"><<"en">></code>·or·<code·class="inline"><<"pt_BR">></code>,·and·the·documentation·as·a·binary·value.·It·can | 176 | <code·class="inline"><<"en">></code>·or·<code·class="inline"><<"pt_BR">></code>,·and·the·documentation·as·a·binary·value.·It·can |
| 177 | be·atom·<code·class="inline">none</code>·if·no·documentation·exists·or·the·atom·<code·class="inline">hidden</code>·if | 177 | be·atom·<code·class="inline">none</code>·if·no·documentation·exists·or·the·atom·<code·class="inline">hidden</code>·if |
| Offset 258, 15 lines modified | Offset 258, 15 lines modified | ||
| 258 | ······<p·class="built-using"> | 258 | ······<p·class="built-using"> |
| 259 | ········Built·using | 259 | ········Built·using |
| 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 260 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 261 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 262 | ······</p> | 262 | ······</p> |
| 263 | <p>Copyright·©·1996-202 | 263 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 264 | ····</footer> | 264 | ····</footer> |
| 265 | ··</div> | 265 | ··</div> |
| 266 | </main> | 266 | </main> |
| 267 | </div> | 267 | </div> |
| 268 | <script> | 268 | <script> |
| 269 | ··function·mermaidLoaded()·{ | 269 | ··function·mermaidLoaded()·{ |
| 270 | ····mermaid.initialize({ | 270 | ····mermaid.initialize({ |
| Offset 399, 15 lines modified | Offset 399, 15 lines modified | ||
| 399 | ······<p·class="built-using"> | 399 | ······<p·class="built-using"> |
| 400 | ········Built·using | 400 | ········Built·using |
| 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 401 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 402 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 403 | ······</p> | 403 | ······</p> |
| 404 | <p>Copyright·©·1996-202 | 404 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 405 | ····</footer> | 405 | ····</footer> |
| 406 | ··</div> | 406 | ··</div> |
| 407 | </main> | 407 | </main> |
| 408 | </div> | 408 | </div> |
| 409 | <script> | 409 | <script> |
| 410 | ··function·mermaidLoaded()·{ | 410 | ··function·mermaidLoaded()·{ |
| 411 | ····mermaid.initialize({ | 411 | ····mermaid.initialize({ |
| Offset 1311, 15 lines modified | Offset 1311, 15 lines modified | ||
| 1311 | ······<p·class="built-using"> | 1311 | ······<p·class="built-using"> |
| 1312 | ········Built·using | 1312 | ········Built·using |
| 1313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1313 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1314 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1315 | ······</p> | 1315 | ······</p> |
| 1316 | <p>Copyright·©·1996-202 | 1316 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1317 | ····</footer> | 1317 | ····</footer> |
| 1318 | ··</div> | 1318 | ··</div> |
| 1319 | </main> | 1319 | </main> |
| 1320 | </div> | 1320 | </div> |
| 1321 | <script> | 1321 | <script> |
| 1322 | ··function·mermaidLoaded()·{ | 1322 | ··function·mermaidLoaded()·{ |
| 1323 | ····mermaid.initialize({ | 1323 | ····mermaid.initialize({ |
| Offset 351, 16 lines modified | Offset 351, 16 lines modified | ||
| 351 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> | 351 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> |
| 352 | ······</div> | 352 | ······</div> |
| 353 | <p>Called·by·<a·href="net_adm.html"><code·class="inline">net_adm:names/0</code></a>.·<code·class="inline">Host</code>·defaults·to·the·localhost. | 353 | <p>Called·by·<a·href="net_adm.html"><code·class="inline">net_adm:names/0</code></a>.·<code·class="inline">Host</code>·defaults·to·the·localhost. |
| 354 | Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> | 354 | Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> |
| 355 | registered·at·the·specified·host.·Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not | 355 | registered·at·the·specified·host.·Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not |
| 356 | operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">erl_epmd</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id="8 | 356 | operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">erl_epmd</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id="8574607309-1">(</span><span·class="ss">localhost</span><span·class="p"·data-group-id="8574607309-1">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="p"·data-group-id="8 | 357 | </span><span·class="p"·data-group-id="8574607309-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8574607309-3">[</span><span·class="p"·data-group-id="8574607309-4">{</span><span·class="s">"arne"</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·160,·SHA:·18ac59c08c2737bca7000483d2adc46753d6eda396f9cc61e3b835bf82157ccc·...·]-2">}</span></code></pre> |
| 358 | ··</section> | 358 | ··</section> |
| 359 | </section> | 359 | </section> |
| 360 | <section·class="detail"·id="port_please/2"> | 360 | <section·class="detail"·id="port_please/2"> |
| 361 | ··<div·class="detail-header"> | 361 | ··<div·class="detail-header"> |
| 362 | ····<a·href="#port_please/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 362 | ····<a·href="#port_please/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 363 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 363 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 550, 15 lines modified | Offset 550, 15 lines modified | ||
| 550 | ······<p·class="built-using"> | 550 | ······<p·class="built-using"> |
| 551 | ········Built·using | 551 | ········Built·using |
| 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 554 | ······</p> | 554 | ······</p> |
| 555 | <p>Copyright·©·1996-202 | 555 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 556 | ····</footer> | 556 | ····</footer> |
| 557 | ··</div> | 557 | ··</div> |
| 558 | </main> | 558 | </main> |
| 559 | </div> | 559 | </div> |
| 560 | <script> | 560 | <script> |
| 561 | ··function·mermaidLoaded()·{ | 561 | ··function·mermaidLoaded()·{ |
| 562 | ····mermaid.initialize({ | 562 | ····mermaid.initialize({ |
| Offset 1183, 28 lines modified | Offset 1183, 28 lines modified | ||
| 1183 | at·the·client·side.</li></ul><p>The·call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args)</code>·is·equivalent·to·the | 1183 | at·the·client·side.</li></ul><p>The·call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args)</code>·is·equivalent·to·the |
| 1184 | call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args,·infinity)</code>.·These·calls·are | 1184 | call·<code·class="inline">erpc:multicall(Nodes,·Module,·Function,·Args,·infinity)</code>.·These·calls·are |
| 1185 | also·equivalent·to·calling·<code·class="inline">my_multicall(Nodes,·Module,·Function,·Args)</code>·below | 1185 | also·equivalent·to·calling·<code·class="inline">my_multicall(Nodes,·Module,·Function,·Args)</code>·below |
| 1186 | if·one·disregard·performance·and·failure·behavior.·<code·class="inline">multicall()</code>·can·utilize·a | 1186 | if·one·disregard·performance·and·failure·behavior.·<code·class="inline">multicall()</code>·can·utilize·a |
| 1187 | selective·receive·optimization·which·removes·the·need·to·scan·the·message·queue | 1187 | selective·receive·optimization·which·removes·the·need·to·scan·the·message·queue |
| 1188 | from·the·beginning·in·order·to·find·a·matching·message.·The | 1188 | from·the·beginning·in·order·to·find·a·matching·message.·The |
| 1189 | <code·class="inline">send_request()/receive_response()</code>·combination·can,·however,·not·utilize·this | 1189 | <code·class="inline">send_request()/receive_response()</code>·combination·can,·however,·not·utilize·this |
| 1190 | optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_multicall</span><span·class="p"·data-group-id=" | 1190 | optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_multicall</span><span·class="p"·data-group-id="0949246390-1">(</span><span·class="n">Nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·66,·SHA:·7a60a8a4377f7e6c5a4b0222b7768b2a64377dd2edb6f636b7a7e7dd81a82a76·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1191 | ··</span><span·class="n">ReqIds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 1191 | ··</span><span·class="n">ReqIds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="0949246390-2">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0949246390-3">(</span><span·class="n">Node</span><span·class="p"·data-group-id="0949246390-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1192 | ·······················</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id=" | 1192 | ·······················</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="0949246390-4">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·65,·SHA:·2742ed53ad49ff8698f10ebc5ff19c28e13e3fdb9a695a1290391a1e60f71e2c·...·]-4">)</span><span·class="w"> |
| 1193 | ·····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 1193 | ·····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 1194 | ·····················</span><span·class="n">Nodes</span><span·class="p"·data-group-id=" | 1194 | ·····················</span><span·class="n">Nodes</span><span·class="p"·data-group-id="0949246390-2">)</span><span·class="p">,</span><span·class="w"> |
| 1195 | ··</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 1195 | ··</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="0949246390-5">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0949246390-6">(</span><span·class="n">ReqId</span><span·class="p"·data-group-id="0949246390-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1196 | ··············</span><span·class="k">try</span><span·class="w"> | 1196 | ··············</span><span·class="k">try</span><span·class="w"> |
| 1197 | ················</span><span·class="p"·data-group-id=" | 1197 | ················</span><span·class="p"·data-group-id="0949246390-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id="0949246390-8">(</span><span·class="n"[·...·truncated·by·diffoscope;·len:·187,·SHA:·b7ecfbdc10a690dfd048152668a1105755f8b5de0497f4208c2ddb136cb083d6·...·]-7">}</span><span·class="w"> |
| 1198 | ··············</span><span·class="k">catch</span><span·class="w"> | 1198 | ··············</span><span·class="k">catch</span><span·class="w"> |
| 1199 | ················</span><span·class="n">Class</span><span·class="p">:</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1199 | ················</span><span·class="n">Class</span><span·class="p">:</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1200 | ··················</span><span·class="p"·data-group-id=" | 1200 | ··················</span><span·class="p"·data-group-id="0949246390-9">{</span><span·class="n">Class</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="0949246390-9">}</span><span·class="w"> |
| 1201 | ··············</span><span·class="k">end</span><span·class="w"> | 1201 | ··············</span><span·class="k">end</span><span·class="w"> |
| 1202 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 1202 | ············</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 1203 | ············</span><span·class="n">ReqIds</span><span·class="p"·data-group-id=" | 1203 | ············</span><span·class="n">ReqIds</span><span·class="p"·data-group-id="0949246390-5">)</span><span·class="p">.</span></code></pre><p>If·an·<code·class="inline">erpc</code>·operation·fails,·but·it·is·unknown·if·the·function·is/will·be |
| 1204 | applied·(that·is,·a·timeout,·connection·loss,·or·an·improper·<code·class="inline">Nodes</code>·list),·the | 1204 | applied·(that·is,·a·timeout,·connection·loss,·or·an·improper·<code·class="inline">Nodes</code>·list),·the |
| 1205 | caller·will·not·receive·any·further·information·about·the·result·if/when·the | 1205 | caller·will·not·receive·any·further·information·about·the·result·if/when·the |
| 1206 | applied·function·completes.·If·the·applied·function·communicates·with·the | 1206 | applied·function·completes.·If·the·applied·function·communicates·with·the |
| 1207 | calling·process,·such·communication·may,·of·course,·reach·the·calling·process.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1207 | calling·process,·such·communication·may,·of·course,·reach·the·calling·process.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1208 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·a·server,·or·a·freshly | 1208 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·a·server,·or·a·freshly |
| 1209 | spawned·process.</p></section> | 1209 | spawned·process.</p></section> |
| 1210 | ··</section> | 1210 | ··</section> |
| Offset 1346, 17 lines modified | Offset 1346, 17 lines modified | ||
| 1346 | exception·if/when·an·invalid·<code·class="inline">RequestId</code>·is·detected·or·if·an·invalid·<code·class="inline">Timeout</code> | 1346 | exception·if/when·an·invalid·<code·class="inline">RequestId</code>·is·detected·or·if·an·invalid·<code·class="inline">Timeout</code> |
| 1347 | is·passed.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is | 1347 | is·passed.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is |
| 1348 | equivalent·to·the·call | 1348 | equivalent·to·the·call |
| 1349 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards | 1349 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards |
| 1350 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes | 1350 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes |
| 1351 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a | 1351 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a |
| 1352 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, | 1352 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, |
| 1353 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id=" | 1353 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id="4257010422-1">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·143,·SHA:·94b5db42c40198a0713f8cb2d38b87cb889bca6ed3f253d33cca6579ce9a958b·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1354 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id=" | 1354 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="4257010422-2">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·65,·SHA:·f173de8911ffd19bd62033945add53ee6b99023349ad78419a7aaa716a0ddc6e·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 1355 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id=" | 1355 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id="4257010422-3">(</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="p"·data-group-id="4257010422-3">)</span><span·class="p">.</span></code></pre><p>If·the·<code·class="inline">erpc</code>·operation·fails,·but·it·is·unknown·if·the·function·is/will·be |
| 1356 | applied·(that·is,·a·timeout,·or·a·connection·loss),·the·caller·will·not·receive | 1356 | applied·(that·is,·a·timeout,·or·a·connection·loss),·the·caller·will·not·receive |
| 1357 | any·further·information·about·the·result·if/when·the·applied·function·completes. | 1357 | any·further·information·about·the·result·if/when·the·applied·function·completes. |
| 1358 | If·the·applied·function·explicitly·communicates·with·the·calling·process,·such | 1358 | If·the·applied·function·explicitly·communicates·with·the·calling·process,·such |
| 1359 | communication·may,·of·course,·reach·the·calling·process.</p> | 1359 | communication·may,·of·course,·reach·the·calling·process.</p> |
| 1360 | ··</section> | 1360 | ··</section> |
| 1361 | </section> | 1361 | </section> |
| 1362 | <section·class="detail"·id="receive_response/3"> | 1362 | <section·class="detail"·id="receive_response/3"> |
| Offset 1637, 17 lines modified | Offset 1637, 17 lines modified | ||
| 1637 | about·to·save·the·request·identifier·in·a·request·identifier·collection,·you·may | 1637 | about·to·save·the·request·identifier·in·a·request·identifier·collection,·you·may |
| 1638 | want·to·consider·using·<a·href="#send_request/6"><code·class="inline">send_request/6</code></a>·instead.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is | 1638 | want·to·consider·using·<a·href="#send_request/6"><code·class="inline">send_request/6</code></a>·instead.</p><p>A·call·to·the·function·<code·class="inline">my_call(Node,·Module,·Function,·Args,·Timeout)</code>·below·is |
| 1639 | equivalent·to·the·call | 1639 | equivalent·to·the·call |
| 1640 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards | 1640 | <a·href="#call/5"><code·class="inline">erpc:call(Node,·Module,·Function,·Args,·Timeout)</code></a>·if·one·disregards |
| 1641 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes | 1641 | performance.·<code·class="inline">call()</code>·can·utilize·a·selective·receive·optimization·which·removes |
| 1642 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a | 1642 | the·need·to·scan·the·message·queue·from·the·beginning·in·order·to·find·a |
| 1643 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, | 1643 | matching·message.·The·<code·class="inline">send_request()/receive_response()</code>·combination·can, |
| 1644 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id=" | 1644 | however,·not·utilize·this·optimization.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_call</span><span·class="p"·data-group-id="8926288491-1">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·143,·SHA:·ce767477b94398072cf791c1d86effe99291cb9fdfcaa0b4a0dda169a74d899a·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1645 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id=" | 1645 | ··</span><span·class="n">RequestId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">send_request</span><span·class="p"·data-group-id="8926288491-2">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·65,·SHA:·fb308dc756c5eedd5fa5bdececa96b1b955de9d31c2b8def62755fa0e95f86bf·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 1646 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id=" | 1646 | ··</span><span·class="nc">erpc</span><span·class="p">:</span><span·class="nf">receive_response</span><span·class="p"·data-group-id="8926288491-3">(</span><span·class="n">RequestId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="p"·data-group-id="8926288491-3">)</span><span·class="p">.</span></code></pre><p>Fails·with·an·<code·class="inline">{erpc,·badarg}</code>·<code·class="inline">error</code>·exception·if:</p><ul><li><code·class="inline">Node</code>·is·not·an·atom.</li><li><code·class="inline">Module</code>·is·not·an·atom.</li><li><code·class="inline">Function</code>·is·not·an·atom.</li><li><code·class="inline">Args</code>·is·not·a·list.·Note·that·the·list·is·not·verified·to·be·a·proper·list |
| 1647 | at·the·client·side.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1647 | at·the·client·side.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1648 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section><p>Equivalent·to | 1648 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section><p>Equivalent·to |
| 1649 | <a·href="#send_request/6"><code·class="inline">erpc:send_request(Node,·erlang,·apply,·[Fun,[]]),·Label,·RequestIdCollection)</code></a>.</p><p>Fails·with·an·<code·class="inline">{erpc,·badarg}</code>·<code·class="inline">error</code>·exception·if:</p><ul><li><code·class="inline">Node</code>·is·not·an·atom.</li><li><code·class="inline">Fun</code>·is·not·a·fun·of·zero·arity.</li><li><code·class="inline">RequestIdCollection</code>·is·detected·not·to·be·request·identifier·collection.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1649 | <a·href="#send_request/6"><code·class="inline">erpc:send_request(Node,·erlang,·apply,·[Fun,[]]),·Label,·RequestIdCollection)</code></a>.</p><p>Fails·with·an·<code·class="inline">{erpc,·badarg}</code>·<code·class="inline">error</code>·exception·if:</p><ul><li><code·class="inline">Node</code>·is·not·an·atom.</li><li><code·class="inline">Fun</code>·is·not·a·fun·of·zero·arity.</li><li><code·class="inline">RequestIdCollection</code>·is·detected·not·to·be·request·identifier·collection.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1650 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section> | 1650 | <code·class="inline">apply()</code>.·It·may·be·a·server,·or·a·freshly·spawned·process.</p></section> |
| 1651 | ··</section> | 1651 | ··</section> |
| 1652 | </section> | 1652 | </section> |
| 1653 | <section·class="detail"·id="send_request/6"> | 1653 | <section·class="detail"·id="send_request/6"> |
| Offset 1869, 15 lines modified | Offset 1869, 15 lines modified | ||
| 1869 | ······<p·class="built-using"> | 1869 | ······<p·class="built-using"> |
| 1870 | ········Built·using | 1870 | ········Built·using |
| 1871 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1871 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1872 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1872 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1873 | ······</p> | 1873 | ······</p> |
| 1874 | <p>Copyright·©·1996-202 | 1874 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1875 | ····</footer> | 1875 | ····</footer> |
| 1876 | ··</div> | 1876 | ··</div> |
| 1877 | </main> | 1877 | </main> |
| 1878 | </div> | 1878 | </div> |
| 1879 | <script> | 1879 | <script> |
| 1880 | ··function·mermaidLoaded()·{ | 1880 | ··function·mermaidLoaded()·{ |
| 1881 | ····mermaid.initialize({ | 1881 | ····mermaid.initialize({ |
| Offset 325, 15 lines modified | Offset 325, 15 lines modified | ||
| 325 | ······<p·class="built-using"> | 325 | ······<p·class="built-using"> |
| 326 | ········Built·using | 326 | ········Built·using |
| 327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 327 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 328 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 329 | ······</p> | 329 | ······</p> |
| 330 | <p>Copyright·©·1996-202 | 330 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 331 | ····</footer> | 331 | ····</footer> |
| 332 | ··</div> | 332 | ··</div> |
| 333 | </main> | 333 | </main> |
| 334 | </div> | 334 | </div> |
| 335 | <script> | 335 | <script> |
| 336 | ··function·mermaidLoaded()·{ | 336 | ··function·mermaidLoaded()·{ |
| 337 | ····mermaid.initialize({ | 337 | ····mermaid.initialize({ |
| Offset 1204, 15 lines modified | Offset 1204, 15 lines modified | ||
| 1204 | ······<p·class="built-using"> | 1204 | ······<p·class="built-using"> |
| 1205 | ········Built·using | 1205 | ········Built·using |
| 1206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1208 | ······</p> | 1208 | ······</p> |
| 1209 | <p>Copyright·©·1996-202 | 1209 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1210 | ····</footer> | 1210 | ····</footer> |
| 1211 | ··</div> | 1211 | ··</div> |
| 1212 | </main> | 1212 | </main> |
| 1213 | </div> | 1213 | </div> |
| 1214 | <script> | 1214 | <script> |
| 1215 | ··function·mermaidLoaded()·{ | 1215 | ··function·mermaidLoaded()·{ |
| 1216 | ····mermaid.initialize({ | 1216 | ····mermaid.initialize({ |
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| 176 | running·its·file·server·as·slave·to·the·file·server·of·another·node,·and·the | 176 | running·its·file·server·as·slave·to·the·file·server·of·another·node,·and·the |
| 177 | other·node·runs·on·some·other·host·machine,·they·can·have·different·file | 177 | other·node·runs·on·some·other·host·machine,·they·can·have·different·file |
| 178 | systems.·However,·this·is·seldom·a·problem.</p></section><p><a·href="#open/2"><code·class="inline">open/2</code></a>·can·be·given·the·options·<code·class="inline">delayed_write</code>·and·<code·class="inline">read_ahead</code>·to·turn·on | 178 | systems.·However,·this·is·seldom·a·problem.</p></section><p><a·href="#open/2"><code·class="inline">open/2</code></a>·can·be·given·the·options·<code·class="inline">delayed_write</code>·and·<code·class="inline">read_ahead</code>·to·turn·on |
| 179 | caching,·which·will·reduce·the·number·of·operating·system·calls·and·greatly | 179 | caching,·which·will·reduce·the·number·of·operating·system·calls·and·greatly |
| 180 | improve·performance·for·small·reads·and·writes.·However,·the·overhead·won't | 180 | improve·performance·for·small·reads·and·writes.·However,·the·overhead·won't |
| 181 | disappear·completely·and·it's·best·to·keep·the·number·of·file·operations·to·a | 181 | disappear·completely·and·it's·best·to·keep·the·number·of·file·operations·to·a |
| 182 | minimum.·As·a·contrived·example,·the·following·function·writes·4MB·in·2.5 | 182 | minimum.·As·a·contrived·example,·the·following·function·writes·4MB·in·2.5 |
| 183 | seconds·when·tested:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="4 | 183 | seconds·when·tested:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="4150550085-1">(</span><span·class="n">Name</span><span·class="p"·data-group-id="4150550085-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="p"·data-group-id="4 | 184 | ····</span><span·class="p"·data-group-id="4150550085-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="4150550085-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·611,·SHA:·708f28ca94d80ef5d62c8cb3c72dfb88c75727caeee0008dd6f40eeb46f09a46·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 185 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4 | 185 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4150550085-5">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ow">bsl</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="41505[·...·truncated·by·diffoscope;·len:·5,·SHA:·7d0ccf4488bd86e4a776d2d4132087a307b6b5af9b8c3ca2f0fc0a4f6f5f4b17·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4 | 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4150550085-6">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="4150550085-6">)</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4 | 187 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4150550085-7">(</span><span·class="p">_</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="4150550085-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 188 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 189 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4 | 189 | </span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4150550085-8">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="4150550085-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="4 | 190 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="4150550085-9">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4150550085-10"><<</span><span·class="mi">0</span><span·class="p"·data-group-id="4150550085-10">>></span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·f54a155e693323e427052d09e056d12513a8153d993597607f6b7a56ee2f8f80·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4 | 191 | ····</span><span·class="nf">create_file_slow_1</span><span·class="p"·data-group-id="4150550085-11">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="415055008[·...·truncated·by·diffoscope;·len:·1,·SHA:·ef2d127de37b942baad06145e54b0c619a1f22327b2ebbcfbec78f5564afe39d·...·]-11">)</span><span·class="p">.</span></code></pre><p>The·following·functionally·equivalent·code·writes·128·bytes·per·call·to |
| 192 | <a·href="#write/2"><code·class="inline">write/2</code></a>·and·so·does·the·same·work·in·0.08·seconds,·which·is·roughly·30·times | 192 | <a·href="#write/2"><code·class="inline">write/2</code></a>·and·so·does·the·same·work·in·0.08·seconds,·which·is·roughly·30·times |
| 193 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file</span><span·class="p"·data-group-id=" | 193 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">create_file</span><span·class="p"·data-group-id="4920376995-1">(</span><span·class="n">Name</span><span·class="p"·data-group-id="4920376995-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ····</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="p"·data-group-id="4920376995-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="4920376995-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·612,·SHA:·4aa87b3350dae9642ed6eb434843425c4dc5af0643bd8d567046c0add176d92e·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="4920376995-5">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ow">bsl</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="4920[·...·truncated·by·diffoscope;·len:·6,·SHA:·2a901f016f022fb346852d4b61c81a9f35190e449ff26bcda02fdef2bcc6d115·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4920376995-6">(</span><span·class="n">Fd</span><span·class="p"·data-group-id="4920376995-6">)</span><span·class="p">,</span><span·class="w"> |
| 197 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 197 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="4920376995-7">(</span><span·class="p">_</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="4920376995-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 199 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 200 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 200 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="4920376995-8">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="4920376995-8">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">128</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="4920376995-9">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4920376995-10"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="p"·data-group-id="4920376995-11">(</sp[·...·truncated·by·diffoscope;·len:·287,·SHA:·4c5e0a0b4b613b8d5c4d7039bf13d798f4935e1082ec8500654715e64323fda3·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="4920376995-12">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">128</span><span·class="p"·data-group-id="492037[·...·truncated·by·diffoscope;·len:·4,·SHA:·dd3fac072357758b41aabe831c4abf01de1cd7cc16065c48c7525c0b43f80042·...·]-12">)</span><span·class="p">;</span><span·class="w"> |
| 203 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="4920376995-13">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="4920376995-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="4920376995-14">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4920376995-15"><<</span><span·class="mi">0</span><span·class="p">:</span><span·class="p"·data-group-id="4920376995-16">(</s[·...·truncated·by·diffoscope;·len:·285,·SHA:·39f6b007c76b05e897b8b1ad1763e7ab3e63c354086c3b1dc3081c84f2757392·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">create_file_1</span><span·class="p"·data-group-id="4920376995-17">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="49203769[·...·truncated·by·diffoscope;·len:·2,·SHA:·ad48ff99415b2f007dc35b7eb553fd1eb35ebfa2f2f308acd9488eeb86f71fa8·...·]-17">)</span><span·class="p">.</span></code></pre><p>When·writing·data·it's·generally·more·efficient·to·write·a·list·of·binaries |
| 206 | rather·than·a·list·of·integers.·It·is·not·needed·to·flatten·a·deep·list·before | 206 | rather·than·a·list·of·integers.·It·is·not·needed·to·flatten·a·deep·list·before |
| 207 | writing.·On·Unix·hosts,·scatter·output,·which·writes·a·set·of·buffers·in·one | 207 | writing.·On·Unix·hosts,·scatter·output,·which·writes·a·set·of·buffers·in·one |
| 208 | operation,·is·used·when·possible.·In·this·way | 208 | operation,·is·used·when·possible.·In·this·way |
| 209 | <a·href="#write/2"><code·class="inline">write(FD,·[Bin1,·Bin2·|·Bin3])</code></a>·writes·the·contents·of·the | 209 | <a·href="#write/2"><code·class="inline">write(FD,·[Bin1,·Bin2·|·Bin3])</code></a>·writes·the·contents·of·the |
| 210 | binaries·without·copying·the·data·at·all,·except·for·perhaps·deep·down·in·the | 210 | binaries·without·copying·the·data·at·all,·except·for·perhaps·deep·down·in·the |
| 211 | operating·system·kernel.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·an·error·occurs·when·accessing·an·open·file·with·module·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html"><code·class="inline">io</code></a>,·the·process | 211 | operating·system·kernel.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·an·error·occurs·when·accessing·an·open·file·with·module·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html"><code·class="inline">io</code></a>,·the·process |
| 212 | handling·the·file·exits.·The·dead·file·process·can·hang·if·a·process·tries·to | 212 | handling·the·file·exits.·The·dead·file·process·can·hang·if·a·process·tries·to |
| Offset 1956, 16 lines modified | Offset 1956, 16 lines modified | ||
| 1956 | ······</div> | 1956 | ······</div> |
| 1957 | <p>Reads·Erlang·terms,·separated·by·<code·class="inline">.</code>,·from·<code·class="inline">Filename</code>.·Returns·one·of·the | 1957 | <p>Reads·Erlang·terms,·separated·by·<code·class="inline">.</code>,·from·<code·class="inline">Filename</code>.·Returns·one·of·the |
| 1958 | following:</p><ul><li><p><strong><code·class="inline">{ok,·Terms}</code></strong>·-·The·file·was·successfully·read.</p></li><li><p><strong><code·class="inline">{error,·atom()}</code></strong>·-·An·error·occurred·when·opening·the·file·or·reading·it. | 1958 | following:</p><ul><li><p><strong><code·class="inline">{ok,·Terms}</code></strong>·-·The·file·was·successfully·read.</p></li><li><p><strong><code·class="inline">{error,·atom()}</code></strong>·-·An·error·occurred·when·opening·the·file·or·reading·it. |
| 1959 | For·a·list·of·typical·error·codes,·see·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p></li><li><p><strong><code·class="inline">{error,·{Line,·Mod,·Term}}</code></strong>·-·An·error·occurred·when·interpreting·the | 1959 | For·a·list·of·typical·error·codes,·see·<a·href="#open/2"><code·class="inline">open/2</code></a>.</p></li><li><p><strong><code·class="inline">{error,·{Line,·Mod,·Term}}</code></strong>·-·An·error·occurred·when·interpreting·the |
| 1960 | Erlang·terms·in·the·file.·To·convert·the·three-element·tuple·to·an·English | 1960 | Erlang·terms·in·the·file.·To·convert·the·three-element·tuple·to·an·English |
| 1961 | description·of·the·error,·use·<a·href="#format_error/1"><code·class="inline">format_error/1</code></a>.</p></li></ul><p><em>Example:</em></p><pre><code·class="text">f.txt:··{person,·"kalle",·25}. | 1961 | description·of·the·error,·use·<a·href="#format_error/1"><code·class="inline">format_error/1</code></a>.</p></li></ul><p><em>Example:</em></p><pre><code·class="text">f.txt:··{person,·"kalle",·25}. |
| 1962 | ········{person,·"pelle",·30}.</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">consult</span><span·class="p"·data-group-id="7 | 1962 | ········{person,·"pelle",·30}.</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">consult</span><span·class="p"·data-group-id="7627416302-1">(</span><span·class="s">"f.txt"</span><span·class="p"·data-group-id="7627416302-1">)</span><span·class="p">.</span><span·class="w"> |
| 1963 | </span><span·class="p"·data-group-id="7 | 1963 | </span><span·class="p"·data-group-id="7627416302-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7627416302-3">[</span><span·class="p"·data-group-id="7627416302-4">{</span><span·class="ss">person</span><span·class="p">,</span><span·class="s">"kal[·...·truncated·by·diffoscope;·len:·486,·SHA:·dc2a16ad93fe56800a913781e82ab14c6837d6d01707e627ac5f6e8b29598aa2·...·]-2">}</span></code></pre><p>The·encoding·of·<code·class="inline">Filename</code>·can·be·set·by·a·comment,·as·described·in |
| 1964 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/epp.html#encoding"><code·class="inline">epp</code></a>.</p> | 1964 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/epp.html#encoding"><code·class="inline">epp</code></a>.</p> |
| 1965 | ··</section> | 1965 | ··</section> |
| 1966 | </section> | 1966 | </section> |
| 1967 | <section·class="detail"·id="copy/2"> | 1967 | <section·class="detail"·id="copy/2"> |
| 1968 | ··<div·class="detail-header"> | 1968 | ··<div·class="detail-header"> |
| 1969 | ····<a·href="#copy/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1969 | ····<a·href="#copy/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 3246, 15 lines modified | Offset 3246, 15 lines modified | ||
| 3246 | ····························FileInfo·::·<a·href="#t:file_info/0">file_info</a>(), | 3246 | ····························FileInfo·::·<a·href="#t:file_info/0">file_info</a>(), |
| 3247 | ····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> | 3247 | ····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> |
| 3248 | ······</div> | 3248 | ······</div> |
| 3249 | <p>Retrieves·information·about·a·file.·Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful, | 3249 | <p>Retrieves·information·about·a·file.·Returns·<code·class="inline">{ok,·FileInfo}</code>·if·successful, |
| 3250 | otherwise·<code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel·include·file·<code·class="inline">file.hrl</code>. | 3250 | otherwise·<code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel·include·file·<code·class="inline">file.hrl</code>. |
| 3251 | Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 3251 | Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3634474771-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="3634474771-1">)</span><span·class="p">.</span></code></pre><p>The·time·type·returned·in·<code·class="inline">atime</code>,·<code·class="inline">mtime</code>,·and·<code·class="inline">ctime</code>·is·dependent·on·the·time |
| 3252 | type·set·in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Returns·local·time.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Returns·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Returns·seconds·since·or·before·Unix·time·epoch,·which·is | 3252 | type·set·in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Returns·local·time.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Returns·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Returns·seconds·since·or·before·Unix·time·epoch,·which·is |
| 3253 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information | 3253 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information |
| 3254 | about·local·files·is·returned.·Note·that·this·will·break·this·module's·atomicity | 3254 | about·local·files·is·returned.·Note·that·this·will·break·this·module's·atomicity |
| 3255 | guarantees·as·it·can·race·with·a·concurrent·call·to | 3255 | guarantees·as·it·can·race·with·a·concurrent·call·to |
| 3256 | <a·href="#write_file_info/2"><code·class="inline">write_file_info/1,2</code>·</a>.</p><p>This·option·has·no·effect·when·the·function·is·given·an·I/O·device·instead·of·a | 3256 | <a·href="#write_file_info/2"><code·class="inline">write_file_info/1,2</code>·</a>.</p><p>This·option·has·no·effect·when·the·function·is·given·an·I/O·device·instead·of·a |
| 3257 | file·name.·Use·<a·href="#open/2"><code·class="inline">open/2</code></a>·with·the·<code·class="inline">raw</code>·mode·to·obtain·a·file·descriptor·first.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>As·file·times·are·stored·in·POSIX·time·on·most·OS,·it·is·faster·to·query·file | 3257 | file·name.·Use·<a·href="#open/2"><code·class="inline">open/2</code></a>·with·the·<code·class="inline">raw</code>·mode·to·obtain·a·file·descriptor·first.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>As·file·times·are·stored·in·POSIX·time·on·most·OS,·it·is·faster·to·query·file |
| 3258 | information·with·option·<code·class="inline">posix</code>.</p></section><p>The·record·<code·class="inline">file_info</code>·contains·the·following·fields:</p><ul><li><p><strong><code·class="inline">size·=</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·Size·of·file·in·bytes.</p></li><li><p><strong><code·class="inline">type·=·device·|·directory·|·other·|·regular</code></strong>·-·The·type·of·the·file.·Can | 3258 | information·with·option·<code·class="inline">posix</code>.</p></section><p>The·record·<code·class="inline">file_info</code>·contains·the·following·fields:</p><ul><li><p><strong><code·class="inline">size·=</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·Size·of·file·in·bytes.</p></li><li><p><strong><code·class="inline">type·=·device·|·directory·|·other·|·regular</code></strong>·-·The·type·of·the·file.·Can |
| Offset 3900, 15 lines modified | Offset 3900, 15 lines modified | ||
| 3900 | ·····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> | 3900 | ·····························Reason·::·<a·href="#t:posix/0">posix</a>()·|·badarg.</pre> |
| 3901 | ······</div> | 3901 | ······</div> |
| 3902 | <p>Changes·file·information.·Returns·<code·class="inline">ok</code>·if·successful,·otherwise | 3902 | <p>Changes·file·information.·Returns·<code·class="inline">ok</code>·if·successful,·otherwise |
| 3903 | <code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel | 3903 | <code·class="inline">{error,·Reason}</code>.</p><p><code·class="inline">FileInfo</code>·is·a·record·<code·class="inline">file_info</code>,·defined·in·the·Kernel |
| 3904 | include·file·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from | 3904 | include·file·<code·class="inline">file.hrl</code>.·Include·the·following·directive·in·the·module·from |
| 3905 | which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 3905 | which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6896216677-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="6896216677-1">)</span><span·class="p">.</span></code></pre><p>The·time·type·set·in·<code·class="inline">atime</code>,·<code·class="inline">mtime</code>,·and·<code·class="inline">ctime</code>·depends·on·the·time·type·set |
| 3906 | in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Interprets·the·time·set·as·local.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Interprets·it·as·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Must·be·seconds·since·or·before·Unix·time·epoch,·which·is | 3906 | in·<code·class="inline">Opts·::·{time,·Type}</code>·as·follows:</p><ul><li><p><strong><code·class="inline">local</code></strong>·-·Interprets·the·time·set·as·local.</p></li><li><p><strong><code·class="inline">universal</code></strong>·-·Interprets·it·as·universal·time.</p></li><li><p><strong><code·class="inline">posix</code></strong>·-·Must·be·seconds·since·or·before·Unix·time·epoch,·which·is |
| 3907 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information | 3907 | 1970-01-01·00:00·UTC.</p></li></ul><p>Default·is·<code·class="inline">{time,·local}</code>.</p><p>If·the·option·<code·class="inline">raw</code>·is·set,·the·file·server·is·not·called·and·only·information |
| 3908 | about·local·files·is·returned.</p><p>The·following·fields·are·used·from·the·record,·if·they·are·specified:</p><ul><li><p><strong><code·class="inline">atime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was | 3908 | about·local·files·is·returned.</p><p>The·following·fields·are·used·from·the·record,·if·they·are·specified:</p><ul><li><p><strong><code·class="inline">atime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was |
| 3909 | read.</p></li><li><p><strong><code·class="inline">mtime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was | 3909 | read.</p></li><li><p><strong><code·class="inline">mtime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·The·last·time·the·file·was |
| 3910 | written.</p></li><li><p><strong><code·class="inline">ctime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·On·Unix,·any·value | 3910 | written.</p></li><li><p><strong><code·class="inline">ctime·=</code>·<a·href="#t:date_time/0"><code·class="inline">date_time/0</code></a>·<code·class="inline">|</code>·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0"><code·class="inline">non_neg_integer/0</code></a></strong>·-·On·Unix,·any·value |
| 3911 | specified·for·this·field·is·ignored·(the·"ctime"·for·the·file·is·set·to·the | 3911 | specified·for·this·field·is·ignored·(the·"ctime"·for·the·file·is·set·to·the |
| 3912 | current·time).·On·Windows,·this·field·is·the·new·creation·time·to·set·for·the | 3912 | current·time).·On·Windows,·this·field·is·the·new·creation·time·to·set·for·the |
| Offset 3942, 15 lines modified | Offset 3942, 15 lines modified | ||
| 3942 | ······<p·class="built-using"> | 3942 | ······<p·class="built-using"> |
| 3943 | ········Built·using | 3943 | ········Built·using |
| 3944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3946 | ······</p> | 3946 | ······</p> |
| 3947 | <p>Copyright·©·1996-202 | 3947 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3948 | ····</footer> | 3948 | ····</footer> |
| 3949 | ··</div> | 3949 | ··</div> |
| 3950 | </main> | 3950 | </main> |
| 3951 | </div> | 3951 | </div> |
| 3952 | <script> | 3952 | <script> |
| 3953 | ··function·mermaidLoaded()·{ | 3953 | ··function·mermaidLoaded()·{ |
| 3954 | ····mermaid.initialize({ | 3954 | ····mermaid.initialize({ |
| Offset 132, 15 lines modified | Offset 132, 15 lines modified | ||
| 132 | The·implementation·assumes·that·the·OS·kernel·supports·SCTP | 132 | The·implementation·assumes·that·the·OS·kernel·supports·SCTP |
| 133 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">(RFC·2960)</a> | 133 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">(RFC·2960)</a> |
| 134 | through·the·user-level | 134 | through·the·user-level |
| 135 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions</a>.</p><p>During·development,·this·implementation·was·tested·on:</p><ul><li>Linux·Fedora·Core·5.0·(kernel·2.6.15-2054·or·later·is·needed)</li><li>Solaris·10,·11</li></ul><p>During·OTP·adaptation·it·was·tested·on:</p><ul><li>SUSE·Linux·Enterprise·Server·10·(x86_64)·kernel·2.6.16.27-0.6-smp,·with | 135 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions</a>.</p><p>During·development,·this·implementation·was·tested·on:</p><ul><li>Linux·Fedora·Core·5.0·(kernel·2.6.15-2054·or·later·is·needed)</li><li>Solaris·10,·11</li></ul><p>During·OTP·adaptation·it·was·tested·on:</p><ul><li>SUSE·Linux·Enterprise·Server·10·(x86_64)·kernel·2.6.16.27-0.6-smp,·with |
| 136 | lksctp-tools-1.0.6</li><li>Briefly·on·Solaris·10</li><li>SUSE·Linux·Enterprise·Server·10·Service·Pack·1·(x86_64)·kernel | 136 | lksctp-tools-1.0.6</li><li>Briefly·on·Solaris·10</li><li>SUSE·Linux·Enterprise·Server·10·Service·Pack·1·(x86_64)·kernel |
| 137 | 2.6.16.54-0.2.3-smp·with·lksctp-tools-1.0.7</li><li>FreeBSD·8.2</li></ul><p>This·module·was·written·for·one-to-many·style·sockets·(type·<code·class="inline">seqpacket</code>). | 137 | 2.6.16.54-0.2.3-smp·with·lksctp-tools-1.0.7</li><li>FreeBSD·8.2</li></ul><p>This·module·was·written·for·one-to-many·style·sockets·(type·<code·class="inline">seqpacket</code>). |
| 138 | With·the·addition·of·<a·href="#peeloff/2"><code·class="inline">peeloff/2</code></a>,·one-to-one·style·sockets·(type·<code·class="inline">stream</code>) | 138 | With·the·addition·of·<a·href="#peeloff/2"><code·class="inline">peeloff/2</code></a>,·one-to-one·style·sockets·(type·<code·class="inline">stream</code>) |
| 139 | were·introduced.</p><p>Record·definitions·for·this·module·can·be·found·using:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 139 | were·introduced.</p><p>Record·definitions·for·this·module·can·be·found·using:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="2133166203-1">(</span><span·class="s">"kernel/include/inet_sctp.hrl"</span><span·class="p"·data-group-id="2133166203-1">)</span><span·class="p">.</span></code></pre><p>These·record·definitions·use·the·"new"·spelling·'adaptation', |
| 140 | not·the·deprecated·'adaption',·regardless·of·which·spelling | 140 | not·the·deprecated·'adaption',·regardless·of·which·spelling |
| 141 | the·underlying·C·API·uses.</p><h2·id="module-sctp-socket-options"·class="section-heading"> | 141 | the·underlying·C·API·uses.</p><h2·id="module-sctp-socket-options"·class="section-heading"> |
| 142 | ··<a·href="#module-sctp-socket-options"·class="hover-link"> | 142 | ··<a·href="#module-sctp-socket-options"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text"><a·href=""·id="options"></a>·SCTP·Socket·Options</span> | 145 | ··<span·class="text"><a·href=""·id="options"></a>·SCTP·Socket·Options</span> |
| 146 | </h2> | 146 | </h2> |
| Offset 180, 39 lines modified | Offset 180, 39 lines modified | ||
| 180 | the·driver·buffer·(see·<code·class="inline">buffer</code>·above).</p></li><li><p><strong><code·class="inline">{recbuf, integer()}</code></strong>·-·The·size,·in·bytes,·of·the·OS·kernel·receive | 180 | the·driver·buffer·(see·<code·class="inline">buffer</code>·above).</p></li><li><p><strong><code·class="inline">{recbuf, integer()}</code></strong>·-·The·size,·in·bytes,·of·the·OS·kernel·receive |
| 181 | buffer·for·this·socket.·Sending·errors·would·occur·for·datagrams | 181 | buffer·for·this·socket.·Sending·errors·would·occur·for·datagrams |
| 182 | larger·than·<code·class="inline">val(recbuf)</code>.·Setting·this·option·also·adjusts·the·size | 182 | larger·than·<code·class="inline">val(recbuf)</code>.·Setting·this·option·also·adjusts·the·size |
| 183 | of·the·driver·buffer·(see·<code·class="inline">buffer</code>·above).</p></li></ul><h3·id="option_non_block_send"><a·href=""></a></h3><ul><li><p><strong><code·class="inline">{non_block_send, boolean()}</code></strong>·-·A·send·call·that·would·otherwise·block·(hang), | 183 | of·the·driver·buffer·(see·<code·class="inline">buffer</code>·above).</p></li></ul><h3·id="option_non_block_send"><a·href=""></a></h3><ul><li><p><strong><code·class="inline">{non_block_send, boolean()}</code></strong>·-·A·send·call·that·would·otherwise·block·(hang), |
| 184 | will·instead·immediately·return·with·e.g.·<code·class="inline">{error,·eagain}</code> | 184 | will·instead·immediately·return·with·e.g.·<code·class="inline">{error,·eagain}</code> |
| 185 | <em>if</em>·this·option·has·been·set·to·<code·class="inline">true</code>. | 185 | <em>if</em>·this·option·has·been·set·to·<code·class="inline">true</code>. |
| 186 | Defaults·to·<code·class="inline">false</code>.</p></li><li><p><strong><code·class="inline">{sctp_module, module()}</code></strong>·-·Overrides·which·callback·module·is·used. | 186 | Defaults·to·<code·class="inline">false</code>.</p></li><li><p><strong><code·class="inline">{sctp_module, module()}</code></strong>·-·Overrides·which·callback·module·is·used. |
| 187 | Defaults·to·<code·class="inline">inet_sctp</code>·for·IPv4·and·<code·class="inline">inet6_sctp</code>·for·IPv6.</p></li><li><p><strong><code·class="inline">{sctp_rtoinfo, #sctp_rtoinfo{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_rtoinfo</span><span·class="p"·data-group-id="8 | 187 | Defaults·to·<code·class="inline">inet_sctp</code>·for·IPv4·and·<code·class="inline">inet6_sctp</code>·for·IPv6.</p></li><li><p><strong><code·class="inline">{sctp_rtoinfo, #sctp_rtoinfo{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_rtoinfo</span><span·class="p"·data-group-id="8545645216-1">{</span><span·class="w"> |
| 188 | ······</span><span·class="ss">assoc_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="8 | 188 | ······</span><span·class="ss">assoc_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="8545645216-2">(</span><span·class="p"·data-group-id="8545645216-2">)</span><span·class="p">,</span><span·class="w"> |
| 189 | ······</span><span·class="ss">initial</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8 | 189 | ······</span><span·class="ss">initial</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8545645216-3">(</span><span·class="p"·data-group-id="8545645216-3">)</span><span·class="p">,</span><span·class="w"> |
| 190 | ······</span><span·class="ss">max</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8 | 190 | ······</span><span·class="ss">max</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8545645216-4">(</span><span·class="p"·data-group-id="8545645216-4">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ······</span><span·class="ss">min</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8 | 191 | ······</span><span·class="ss">min</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8545645216-5">(</span><span·class="p"·data-group-id="8545645216-5">)</span><span·class="w"> |
| 192 | </span><span·class="p"·data-group-id="8 | 192 | </span><span·class="p"·data-group-id="8545645216-1">}</span></code></pre><p>Determines·retransmission·time-out·parameters,·in·milliseconds,·for·the |
| 193 | association(s)·specified·by·<code·class="inline">assoc_id</code>.</p><p><code·class="inline">assoc_id = 0</code>·(default)·indicates·the·whole·endpoint.·See | 193 | association(s)·specified·by·<code·class="inline">assoc_id</code>.</p><p><code·class="inline">assoc_id = 0</code>·(default)·indicates·the·whole·endpoint.·See |
| 194 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">RFC·2960</a>·and | 194 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">RFC·2960</a>·and |
| 195 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a> | 195 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a> |
| 196 | for·the·exact·semantics·of·the·field·values.</p></li><li><p><strong><code·class="inline">{sctp_associnfo, #sctp_assocparams{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_assocparams</span><span·class="p"·data-group-id="0 | 196 | for·the·exact·semantics·of·the·field·values.</p></li><li><p><strong><code·class="inline">{sctp_associnfo, #sctp_assocparams{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_assocparams</span><span·class="p"·data-group-id="0614243138-1">{</span><span·class="w"> |
| 197 | ······</span><span·class="ss">assoc_id</span><span·class="w">·················</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="0 | 197 | ······</span><span·class="ss">assoc_id</span><span·class="w">·················</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="0614243138-2">(</span><span·class="p"·data-group-id="0614243138-2">)</span><span·class="p">,</span><span·class="w"> |
| 198 | ······</span><span·class="ss">asocmaxrxt</span><span·class="w">···············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0 | 198 | ······</span><span·class="ss">asocmaxrxt</span><span·class="w">···············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0614243138-3">(</span><span·class="p"·data-group-id="0614243138-3">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ······</span><span·class="ss">number_peer_destinations</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0 | 199 | ······</span><span·class="ss">number_peer_destinations</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0614243138-4">(</span><span·class="p"·data-group-id="0614243138-4">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ······</span><span·class="ss">peer_rwnd</span><span·class="w">················</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0 | 200 | ······</span><span·class="ss">peer_rwnd</span><span·class="w">················</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0614243138-5">(</span><span·class="p"·data-group-id="0614243138-5">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ······</span><span·class="ss">local_rwnd</span><span·class="w">···············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0 | 201 | ······</span><span·class="ss">local_rwnd</span><span·class="w">···············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0614243138-6">(</span><span·class="p"·data-group-id="0614243138-6">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ······</span><span·class="ss">cookie_life</span><span·class="w">··············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0 | 202 | ······</span><span·class="ss">cookie_life</span><span·class="w">··············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="0614243138-7">(</span><span·class="p"·data-group-id="0614243138-7">)</span><span·class="w"> |
| 203 | </span><span·class="p"·data-group-id="0 | 203 | </span><span·class="p"·data-group-id="0614243138-1">}</span></code></pre><p>Determines·association·parameters·for·the·association(s)·specified·by |
| 204 | <code·class="inline">assoc_id</code>.</p><p><code·class="inline">assoc_id = 0</code>·(default)·indicates·the·whole·endpoint.·See | 204 | <code·class="inline">assoc_id</code>.</p><p><code·class="inline">assoc_id = 0</code>·(default)·indicates·the·whole·endpoint.·See |
| 205 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a> | 205 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a> |
| 206 | for·the·discussion·of·their·semantics.·Rarely·used.</p></li><li><p><strong><code·class="inline">{sctp_initmsg, #sctp_initmsg{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_initmsg</span><span·class="p"·data-group-id=" | 206 | for·the·discussion·of·their·semantics.·Rarely·used.</p></li><li><p><strong><code·class="inline">{sctp_initmsg, #sctp_initmsg{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_initmsg</span><span·class="p"·data-group-id="9110695732-1">{</span><span·class="w"> |
| 207 | ·····</span><span·class="ss">num_ostreams</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 207 | ·····</span><span·class="ss">num_ostreams</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9110695732-2">(</span><span·class="p"·data-group-id="9110695732-2">)</span><span·class="p">,</span><span·class="w"> |
| 208 | ·····</span><span·class="ss">max_instreams</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 208 | ·····</span><span·class="ss">max_instreams</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9110695732-3">(</span><span·class="p"·data-group-id="9110695732-3">)</span><span·class="p">,</span><span·class="w"> |
| 209 | ·····</span><span·class="ss">max_attempts</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 209 | ·····</span><span·class="ss">max_attempts</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9110695732-4">(</span><span·class="p"·data-group-id="9110695732-4">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ·····</span><span·class="ss">max_init_timeo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 210 | ·····</span><span·class="ss">max_init_timeo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9110695732-5">(</span><span·class="p"·data-group-id="9110695732-5">)</span><span·class="w"> |
| 211 | </span><span·class="p"·data-group-id=" | 211 | </span><span·class="p"·data-group-id="9110695732-1">}</span></code></pre><p>Determines·the·default·parameters·that·this·socket·tries·to·negotiate |
| 212 | with·its·peer·while·establishing·an·association·with·it.·Is·to·be·set·after | 212 | with·its·peer·while·establishing·an·association·with·it.·Is·to·be·set·after |
| 213 | <a·href="#open/1"><code·class="inline">open/*</code></a>·but·before·the·first·<a·href="#connect/4"><code·class="inline">connect/*</code></a>. | 213 | <a·href="#open/1"><code·class="inline">open/*</code></a>·but·before·the·first·<a·href="#connect/4"><code·class="inline">connect/*</code></a>. |
| 214 | <code·class="inline">#sctp_initmsg{}</code>·can·also·be·used·as·ancillary·data·with·the·first·call·of | 214 | <code·class="inline">#sctp_initmsg{}</code>·can·also·be·used·as·ancillary·data·with·the·first·call·of |
| 215 | <a·href="#send/3"><code·class="inline">send/*</code></a>·to·a·new·peer·(when·a·new·association·is·created).</p><ul><li><p><strong><code·class="inline">num_ostreams</code></strong>·-·Number·of·outbound·streams</p></li><li><p><strong><code·class="inline">max_instreams</code></strong>·-·Maximum·number·of·inbound·streams</p></li><li><p><strong><code·class="inline">max_attempts</code></strong>·-·Maximum·retransmissions·while·establishing·an | 215 | <a·href="#send/3"><code·class="inline">send/*</code></a>·to·a·new·peer·(when·a·new·association·is·created).</p><ul><li><p><strong><code·class="inline">num_ostreams</code></strong>·-·Number·of·outbound·streams</p></li><li><p><strong><code·class="inline">max_instreams</code></strong>·-·Maximum·number·of·inbound·streams</p></li><li><p><strong><code·class="inline">max_attempts</code></strong>·-·Maximum·retransmissions·while·establishing·an |
| 216 | association</p></li><li><p><strong><code·class="inline">max_init_timeo</code></strong>·-·Time-out,·in·milliseconds,·for·establishing·an | 216 | association</p></li><li><p><strong><code·class="inline">max_init_timeo</code></strong>·-·Time-out,·in·milliseconds,·for·establishing·an |
| 217 | association</p></li></ul></li><li><p><strong><code·class="inline">{sctp_autoclose, integer()·>=·0}</code></strong>·-·Determines·the·time,·in·seconds, | 217 | association</p></li></ul></li><li><p><strong><code·class="inline">{sctp_autoclose, integer()·>=·0}</code></strong>·-·Determines·the·time,·in·seconds, |
| 218 | after·which·an·idle·association·is·automatically·closed.·<code·class="inline">0</code>·means·that·the | 218 | after·which·an·idle·association·is·automatically·closed.·<code·class="inline">0</code>·means·that·the |
| Offset 221, 239 lines modified | Offset 221, 239 lines modified | ||
| 221 | expense·of·latency.</p></li><li><p><strong><code·class="inline">{sctp_disable_fragments,·true|false}</code></strong>·-·If·<code·class="inline">true</code>,·induces·an·error·on·an | 221 | expense·of·latency.</p></li><li><p><strong><code·class="inline">{sctp_disable_fragments,·true|false}</code></strong>·-·If·<code·class="inline">true</code>,·induces·an·error·on·an |
| 222 | attempt·to·send·a·message·larger·than·the·current·PMTU·size·(which·would | 222 | attempt·to·send·a·message·larger·than·the·current·PMTU·size·(which·would |
| 223 | require·fragmentation/reassembling).·Notice·that·message·fragmentation·does | 223 | require·fragmentation/reassembling).·Notice·that·message·fragmentation·does |
| 224 | not·affect·the·logical·atomicity·of·its·delivery;·this·option·is·provided·for | 224 | not·affect·the·logical·atomicity·of·its·delivery;·this·option·is·provided·for |
| 225 | performance·reasons·only.</p></li><li><p><strong><code·class="inline">{sctp_i_want_mapped_v4_addr, true|false}</code></strong>·-·Turns·on|off·automatic | 225 | performance·reasons·only.</p></li><li><p><strong><code·class="inline">{sctp_i_want_mapped_v4_addr, true|false}</code></strong>·-·Turns·on|off·automatic |
| 226 | mapping·of·IPv4·addresses·into·IPv6·ones·(if·the·socket·address·family·is | 226 | mapping·of·IPv4·addresses·into·IPv6·ones·(if·the·socket·address·family·is |
| 227 | <code·class="inline">AF_INET6</code>).</p></li><li><p><strong><code·class="inline">{sctp_maxseg, integer()}</code></strong>·-·Determines·the·maximum·chunk·size·if·message | 227 | <code·class="inline">AF_INET6</code>).</p></li><li><p><strong><code·class="inline">{sctp_maxseg, integer()}</code></strong>·-·Determines·the·maximum·chunk·size·if·message |
| 228 | fragmentation·is·used.·If·<code·class="inline">0</code>,·the·chunk·size·is·limited·by·the·Path·MTU·only.</p></li><li><p><strong><code·class="inline">{sctp_primary_addr, #sctp_prim{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_prim</span><span·class="p"·data-group-id=" | 228 | fragmentation·is·used.·If·<code·class="inline">0</code>,·the·chunk·size·is·limited·by·the·Path·MTU·only.</p></li><li><p><strong><code·class="inline">{sctp_primary_addr, #sctp_prim{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_prim</span><span·class="p"·data-group-id="0138503103-1">{</span><span·class="w"> |
| 229 | ······</span><span·class="ss">assoc_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id=" | 229 | ······</span><span·class="ss">assoc_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="0138503103-2">(</span><span·class="p"·data-group-id="0138503103-2">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ······</span><span·class="ss">addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 230 | ······</span><span·class="ss">addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0138503103-3">{</span><span·class="n">IP</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="0138503103-3">}</span><span·class="w"> |
| 231 | </span><span·class="p"·data-group-id=" | 231 | </span><span·class="p"·data-group-id="0138503103-1">}</span><span·class="w"> |
| 232 | ·</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">ip_address</span><span·class="p"·data-group-id=" | 232 | ·</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">ip_address</span><span·class="p"·data-group-id="0138503103-4">(</span><span·class="p"·data-group-id="0138503103-4">)</span><span·class="w"> |
| 233 | ·</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">port_number</span><span·class="p"·data-group-id=" | 233 | ·</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">port_number</span><span·class="p"·data-group-id="0138503103-5">(</span><span·class="p"·data-group-id="0138503103-5">)</span></code></pre><p>For·the·association·specified·by·<code·class="inline">assoc_id</code>,·<code·class="inline">{IP,Port}</code>·must·be·one·of·the |
| 234 | peer·addresses.·This·option·determines·that·the·specified·address·is·treated | 234 | peer·addresses.·This·option·determines·that·the·specified·address·is·treated |
| 235 | by·the·local·SCTP·stack·as·the·primary·address·of·the·peer.</p></li><li><p><strong><code·class="inline">{sctp_set_peer_primary_addr, #sctp_setpeerprim{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_setpeerprim</span><span·class="p"·data-group-id=" | 235 | by·the·local·SCTP·stack·as·the·primary·address·of·the·peer.</p></li><li><p><strong><code·class="inline">{sctp_set_peer_primary_addr, #sctp_setpeerprim{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_setpeerprim</span><span·class="p"·data-group-id="7130974922-1">{</span><span·class="w"> |
| 236 | ······</span><span·class="ss">assoc_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id=" | 236 | ······</span><span·class="ss">assoc_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="7130974922-2">(</span><span·class="p"·data-group-id="7130974922-2">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ······</span><span·class="ss">addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | ······</span><span·class="ss">addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7130974922-3">{</span><span·class="n">IP</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="7130974922-3">}</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id=" | 238 | </span><span·class="p"·data-group-id="7130974922-1">}</span><span·class="w"> |
| 239 | ·</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">ip_address</span><span·class="p"·data-group-id=" | 239 | ·</span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">ip_address</span><span·class="p"·data-group-id="7130974922-4">(</span><span·class="p"·data-group-id="7130974922-4">)</span><span·class="w"> |
| 240 | ·</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">port_number</span><span·class="p"·data-group-id=" | 240 | ·</span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">port_number</span><span·class="p"·data-group-id="7130974922-5">(</span><span·class="p"·data-group-id="7130974922-5">)</span></code></pre><p>When·set,·informs·the·peer·to·use·<code·class="inline">{IP, Port}</code>·as·the·primary·address·of·the |
| 241 | local·endpoint·for·the·association·specified·by·<code·class="inline">assoc_id</code>.</p></li><li><p><strong><code·class="inline">{sctp_adaptation_layer, #sctp_setadaptation{}}</code></strong>·<a·href=""·id="option-sctp_adaptation_layer"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_setadaptation</span><span·class="p"·data-group-id=" | 241 | local·endpoint·for·the·association·specified·by·<code·class="inline">assoc_id</code>.</p></li><li><p><strong><code·class="inline">{sctp_adaptation_layer, #sctp_setadaptation{}}</code></strong>·<a·href=""·id="option-sctp_adaptation_layer"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_setadaptation</span><span·class="p"·data-group-id="2270812016-1">{</span><span·class="w"> |
| 242 | ······</span><span·class="ss">adaptation_ind</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 242 | ······</span><span·class="ss">adaptation_ind</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="2270812016-2">(</span><span·class="p"·data-group-id="2270812016-2">)</span><span·class="w"> |
| 243 | </span><span·class="p"·data-group-id=" | 243 | </span><span·class="p"·data-group-id="2270812016-1">}</span></code></pre><p>When·set,·requests·that·the·local·endpoint·uses·the·value·specified·by |
| 244 | <code·class="inline">adaptation_ind</code>·as·the·Adaptation·Indication·parameter·for·establishing | 244 | <code·class="inline">adaptation_ind</code>·as·the·Adaptation·Indication·parameter·for·establishing |
| 245 | new·associations.·For·details,·see | 245 | new·associations.·For·details,·see |
| 246 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">RFC·2960</a>·and | 246 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">RFC·2960</a>·and |
| 247 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a>.</p></li><li><p><strong><code·class="inline">{sctp_peer_addr_params, #sctp_paddrparams{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_paddrparams</span><span·class="p"·data-group-id=" | 247 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a>.</p></li><li><p><strong><code·class="inline">{sctp_peer_addr_params, #sctp_paddrparams{}}</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_paddrparams</span><span·class="p"·data-group-id="9071191069-1">{</span><span·class="w"> |
| 248 | ······</span><span·class="ss">assoc_id</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id=" | 248 | ······</span><span·class="ss">assoc_id</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="9071191069-2">(</span><span·class="p"·data-group-id="9071191069-2">)</span><span·class="p">,</span><span·class="w"> |
| 249 | ······</span><span·class="ss">address</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 249 | ······</span><span·class="ss">address</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9071191069-3">{</span><span·class="n">IP</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="9071191069-3">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ······</span><span·class="ss">hbinterval</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 250 | ······</span><span·class="ss">hbinterval</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9071191069-4">(</span><span·class="p"·data-group-id="9071191069-4">)</span><span·class="p">,</span><span·class="w"> |
| 251 | ······</span><span·class="ss">pathmaxrxt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 251 | ······</span><span·class="ss">pathmaxrxt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9071191069-5">(</span><span·class="p"·data-group-id="9071191069-5">)</span><span·class="p">,</span><span·class="w"> |
| 252 | ······</span><span·class="ss">pathmtu</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 252 | ······</span><span·class="ss">pathmtu</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9071191069-6">(</span><span·class="p"·data-group-id="9071191069-6">)</span><span·class="p">,</span><span·class="w"> |
| 253 | ······</span><span·class="ss">sackdelay</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 253 | ······</span><span·class="ss">sackdelay</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="9071191069-7">(</span><span·class="p"·data-group-id="9071191069-7">)</span><span·class="p">,</span><span·class="w"> |
| 254 | ······</span><span·class="ss">flags</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list</span><span·class="p"·data-group-id=" | 254 | ······</span><span·class="ss">flags</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list</span><span·class="p"·data-group-id="9071191069-8">(</span><span·class="p"·data-group-id="9071191069-8">)</span><span·class="w"> |
| 255 | </span><span·class="p"·data-group-id=" | 255 | </span><span·class="p"·data-group-id="9071191069-1">}</span><span·class="w"> |
| 256 | </span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">ip_address</span><span·class="p"·data-group-id=" | 256 | </span><span·class="n">IP</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">ip_address</span><span·class="p"·data-group-id="9071191069-9">(</span><span·class="p"·data-group-id="9071191069-9">)</span><span·class="w"> |
| 257 | </span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">port_number</span><span·class="p"·data-group-id=" | 257 | </span><span·class="n">Port</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">port_number</span><span·class="p"·data-group-id="9071191069-10">(</span><span·class="p"·data-group-id="9071191069-10">)</span></code></pre><p>Determines·various·per-address·parameters·for·the·association·specified·by |
| 258 | <code·class="inline">assoc_id</code>·and·the·peer·address·<code·class="inline">address</code>·(the·SCTP·protocol·supports | 258 | <code·class="inline">assoc_id</code>·and·the·peer·address·<code·class="inline">address</code>·(the·SCTP·protocol·supports |
| 259 | multi-homing,·so·more·than·one·address·can·correspond·to·a·specified | 259 | multi-homing,·so·more·than·one·address·can·correspond·to·a·specified |
| 260 | association).</p><ul><li><p><strong><code·class="inline">hbinterval</code></strong>·-·Heartbeat·interval,·in·milliseconds</p></li><li><p><strong><code·class="inline">pathmaxrxt</code></strong>·-·Maximum·number·of·retransmissions·before·this·address·is | 260 | association).</p><ul><li><p><strong><code·class="inline">hbinterval</code></strong>·-·Heartbeat·interval,·in·milliseconds</p></li><li><p><strong><code·class="inline">pathmaxrxt</code></strong>·-·Maximum·number·of·retransmissions·before·this·address·is |
| 261 | considered·unreachable·(and·an·alternative·address·is·selected)</p></li><li><p><strong><code·class="inline">pathmtu</code></strong>·-·Fixed·Path·MTU,·if·automatic·discovery·is·disabled·(see | 261 | considered·unreachable·(and·an·alternative·address·is·selected)</p></li><li><p><strong><code·class="inline">pathmtu</code></strong>·-·Fixed·Path·MTU,·if·automatic·discovery·is·disabled·(see |
| 262 | <code·class="inline">flags</code>·below)</p></li><li><p><strong><code·class="inline">sackdelay</code></strong>·-·Delay,·in·milliseconds,·for·SAC·messages·(if·the·delay·is | 262 | <code·class="inline">flags</code>·below)</p></li><li><p><strong><code·class="inline">sackdelay</code></strong>·-·Delay,·in·milliseconds,·for·SAC·messages·(if·the·delay·is |
| 263 | enabled,·see·<code·class="inline">flags</code>·below)</p></li><li><p><strong><code·class="inline">flags</code></strong>·-·The·following·flags·are·available:</p><ul><li><p><strong><code·class="inline">hb_enable</code></strong>·-·Enables·heartbeat</p></li><li><p><strong><code·class="inline">hb_disable</code></strong>·-·Disables·heartbeat</p></li><li><p><strong><code·class="inline">hb_demand</code></strong>·-·Initiates·heartbeat·immediately</p></li><li><p><strong><code·class="inline">pmtud_enable</code></strong>·-·Enables·automatic·Path·MTU·discovery</p></li><li><p><strong><code·class="inline">pmtud_disable</code></strong>·-·Disables·automatic·Path·MTU·discovery</p></li><li><p><strong><code·class="inline">sackdelay_enable</code></strong>·-·Enables·SAC·delay</p></li><li><p><strong><code·class="inline">sackdelay_disable</code></strong>·-·Disables·SAC·delay</p></li></ul></li></ul></li><li><p><strong><code·class="inline">{sctp_default_send_param, #sctp_sndrcvinfo{}}</code></strong></p><p><a·href=""·id="record-sctp_sndrcvinfo"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_sndrcvinfo</span><span·class="p"·data-group-id=" | 263 | enabled,·see·<code·class="inline">flags</code>·below)</p></li><li><p><strong><code·class="inline">flags</code></strong>·-·The·following·flags·are·available:</p><ul><li><p><strong><code·class="inline">hb_enable</code></strong>·-·Enables·heartbeat</p></li><li><p><strong><code·class="inline">hb_disable</code></strong>·-·Disables·heartbeat</p></li><li><p><strong><code·class="inline">hb_demand</code></strong>·-·Initiates·heartbeat·immediately</p></li><li><p><strong><code·class="inline">pmtud_enable</code></strong>·-·Enables·automatic·Path·MTU·discovery</p></li><li><p><strong><code·class="inline">pmtud_disable</code></strong>·-·Disables·automatic·Path·MTU·discovery</p></li><li><p><strong><code·class="inline">sackdelay_enable</code></strong>·-·Enables·SAC·delay</p></li><li><p><strong><code·class="inline">sackdelay_disable</code></strong>·-·Disables·SAC·delay</p></li></ul></li></ul></li><li><p><strong><code·class="inline">{sctp_default_send_param, #sctp_sndrcvinfo{}}</code></strong></p><p><a·href=""·id="record-sctp_sndrcvinfo"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_sndrcvinfo</span><span·class="p"·data-group-id="3380781845-1">{</span><span·class="w"> |
| 264 | ······</span><span·class="ss">stream</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 264 | ······</span><span·class="ss">stream</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3380781845-2">(</span><span·class="p"·data-group-id="3380781845-2">)</span><span·class="p">,</span><span·class="w"> |
| 265 | ······</span><span·class="ss">ssn</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 265 | ······</span><span·class="ss">ssn</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3380781845-3">(</span><span·class="p"·data-group-id="3380781845-3">)</span><span·class="p">,</span><span·class="w"> |
| 266 | ······</span><span·class="ss">flags</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list</span><span·class="p"·data-group-id=" | 266 | ······</span><span·class="ss">flags</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">list</span><span·class="p"·data-group-id="3380781845-4">(</span><span·class="p"·data-group-id="3380781845-4">)</span><span·class="p">,</span><span·class="w"> |
| 267 | ······</span><span·class="ss">ppid</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 267 | ······</span><span·class="ss">ppid</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3380781845-5">(</span><span·class="p"·data-group-id="3380781845-5">)</span><span·class="p">,</span><span·class="w"> |
| 268 | ······</span><span·class="ss">context</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 268 | ······</span><span·class="ss">context</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3380781845-6">(</span><span·class="p"·data-group-id="3380781845-6">)</span><span·class="p">,</span><span·class="w"> |
| 269 | ······</span><span·class="ss">timetolive</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 269 | ······</span><span·class="ss">timetolive</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3380781845-7">(</span><span·class="p"·data-group-id="3380781845-7">)</span><span·class="p">,</span><span·class="w"> |
| 270 | ······</span><span·class="ss">tsn</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 270 | ······</span><span·class="ss">tsn</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3380781845-8">(</span><span·class="p"·data-group-id="3380781845-8">)</span><span·class="p">,</span><span·class="w"> |
| 271 | ······</span><span·class="ss">cumtsn</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 271 | ······</span><span·class="ss">cumtsn</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3380781845-9">(</span><span·class="p"·data-group-id="3380781845-9">)</span><span·class="p">,</span><span·class="w"> |
| 272 | ······</span><span·class="ss">assoc_id</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id=" | 272 | ······</span><span·class="ss">assoc_id</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">assoc_id</span><span·class="p"·data-group-id="3380781845-10">(</span><span·class="p"·data-group-id="3380781845-10">)</span><span·class="w"> |
| 273 | </span><span·class="p"·data-group-id=" | 273 | </span><span·class="p"·data-group-id="3380781845-1">}</span></code></pre><p><code·class="inline">#sctp_sndrcvinfo{}</code>·is·used·both·in·this·socket·option,·and·as |
| 274 | ancillary·data·while·sending·or·receiving·SCTP·messages.·When·set | 274 | ancillary·data·while·sending·or·receiving·SCTP·messages.·When·set |
| 275 | as·an·option,·it·provides·default·values·for·subsequent | 275 | as·an·option,·it·provides·default·values·for·subsequent |
| 276 | <a·href="#send/3"><code·class="inline">send</code></a>·calls·on·the·association·specified·by·<code·class="inline">assoc_id</code>.</p><p><code·class="inline">assoc_id = 0</code>·(default)·indicates·the·whole·endpoint.</p><p>The·following·fields·typically·must·be·specified·by·the·sender:</p><ul><li><p><strong><code·class="inline">sinfo_stream</code></strong>·-·Stream·number·(0-base)·within·the·association·to·send | 276 | <a·href="#send/3"><code·class="inline">send</code></a>·calls·on·the·association·specified·by·<code·class="inline">assoc_id</code>.</p><p><code·class="inline">assoc_id = 0</code>·(default)·indicates·the·whole·endpoint.</p><p>The·following·fields·typically·must·be·specified·by·the·sender:</p><ul><li><p><strong><code·class="inline">sinfo_stream</code></strong>·-·Stream·number·(0-base)·within·the·association·to·send |
| 277 | the·messages·through;</p></li><li><p><strong><code·class="inline">sinfo_flags</code></strong>·-·The·following·flags·are·recognised:</p><ul><li><p><strong><code·class="inline">unordered</code></strong>·-·The·message·is·to·be·sent·unordered</p></li><li><p><strong><code·class="inline">addr_over</code></strong>·-·The·address·specified·in·<a·href="#send/3"><code·class="inline">send</code></a>·overwrites | 277 | the·messages·through;</p></li><li><p><strong><code·class="inline">sinfo_flags</code></strong>·-·The·following·flags·are·recognised:</p><ul><li><p><strong><code·class="inline">unordered</code></strong>·-·The·message·is·to·be·sent·unordered</p></li><li><p><strong><code·class="inline">addr_over</code></strong>·-·The·address·specified·in·<a·href="#send/3"><code·class="inline">send</code></a>·overwrites |
| 278 | the·primary·peer·address</p></li><li><p><strong><code·class="inline">abort</code></strong>·-·Aborts·the·current·association·without·flushing·any·unsent | 278 | the·primary·peer·address</p></li><li><p><strong><code·class="inline">abort</code></strong>·-·Aborts·the·current·association·without·flushing·any·unsent |
| 279 | data</p></li><li><p><strong><code·class="inline">eof</code></strong>·-·Gracefully·shuts·down·the·current·association,·with·flushing | 279 | data</p></li><li><p><strong><code·class="inline">eof</code></strong>·-·Gracefully·shuts·down·the·current·association,·with·flushing |
| 280 | of·unsent·data</p></li></ul><p>Other·fields·are·rarely·used.·For·complete·information,·see | 280 | of·unsent·data</p></li></ul><p>Other·fields·are·rarely·used.·For·complete·information,·see |
| 281 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">RFC·2960</a>·and | 281 | <a·href="http://www.rfc-archive.org/getrfc.php?rfc=2960">RFC·2960</a>·and |
| 282 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a>.</p></li></ul></li><li><p><strong><code·class="inline">{sctp_events, #sctp_event_subscribe{}}</code></strong>·<a·href=""·id="option-sctp_events"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_event_subscribe</span><span·class="p"·data-group-id=" | 282 | <a·href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">Sockets·API·Extensions·for·SCTP</a>.</p></li></ul></li><li><p><strong><code·class="inline">{sctp_events, #sctp_event_subscribe{}}</code></strong>·<a·href=""·id="option-sctp_events"></a></p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">sctp_event_subscribe</span><span·class="p"·data-group-id="2968914086-1">{</span><span·class="w"> |
| 283 | ········</span><span·class="ss">data_io_event</span><span·class="w">··········</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 283 | ········</span><span·class="ss">data_io_event</span><span·class="w">··········</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 284 | ········</span><span·class="ss">association_event</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 284 | ········</span><span·class="ss">association_event</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 285 | ········</span><span·class="ss">address_event</span><span·class="w">··········</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 285 | ········</span><span·class="ss">address_event</span><span·class="w">··········</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 286 | ········</span><span·class="ss">send_failure_event</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 286 | ········</span><span·class="ss">send_failure_event</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 287 | ········</span><span·class="ss">peer_error_event</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 287 | ········</span><span·class="ss">peer_error_event</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 288 | ········</span><span·class="ss">shutdown_event</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 288 | ········</span><span·class="ss">shutdown_event</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 289 | ········</span><span·class="ss">partial_delivery_event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> | 289 | ········</span><span·class="ss">partial_delivery_event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w"> |
| 290 | ········</span><span·class="ss">adaptation_layer_event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> | 290 | ········</span><span·class="ss">adaptation_layer_event</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> |
| 291 | </span><span·class="p"·data-group-id=" | 291 | </span><span·class="p"·data-group-id="2968914086-1">}</span></code></pre><p>This·option·determines·which·<a·href="#sctp-events">SCTP Events</a>·that·are·to·be |
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| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Interface·to·TCP/IP·sockets.</p><p>This·module·provides·functions·for·communicating·over·TCP/IP | 128 | <p>Interface·to·TCP/IP·sockets.</p><p>This·module·provides·functions·for·communicating·over·TCP/IP |
| 129 | protocol·sockets.</p><p>The·following·code·fragment·is·a·simple·example·of·a·client·connecting·to·a | 129 | protocol·sockets.</p><p>The·following·code·fragment·is·a·simple·example·of·a·client·connecting·to·a |
| 130 | server·at·port·5678,·transferring·a·binary,·and·closing·the·connection:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id=" | 130 | server·at·port·5678,·transferring·a·binary,·and·closing·the·connection:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="4166733220-1">(</span><span·class="p"·data-group-id="4166733220-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 131 | ····</span><span·class="n">SomeHostInNet</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"localhost"</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·to·make·it·runnable·on·one·machine</span><span·class="w"> | 131 | ····</span><span·class="n">SomeHostInNet</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"localhost"</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·to·make·it·runnable·on·one·machine</span><span·class="w"> |
| 132 | ····</span><span·class="p"·data-group-id=" | 132 | ····</span><span·class="p"·data-group-id="4166733220-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="4166733220-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·119,·SHA:·8636b49e2b95e5733e8145452a60727e912f65cbd7eabb1fe0a9b3a5084de9f4·...·]-3">(</span><span·class="n">SomeHostInNet</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5678</span><span·class="p">,</span><span·class="w"> |
| 133 | ·································</span><span·class="p"·data-group-id=" | 133 | ·································</span><span·class="p"·data-group-id="4166733220-4">[</span><span·class="ss">binary</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4166733220-5">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span>[·...·truncated·by·diffoscope;·len:·147,·SHA:·ea1907b54fa4821bcfceb7d36d092f4d95df5740f0ca0463bf100101097f975f·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 134 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 134 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="4166733220-6">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Some·Data"</span><span·class="p"·data-group-id="4166733220-6">)</span><span·class="p">,</span><span·class="w"> |
| 135 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 135 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="4166733220-7">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="4166733220-7">)</span><span·class="p">.</span></code></pre><p>At·the·other·end,·a·server·is·listening·on·port·5678,·accepts·the·connection, |
| 136 | and·receives·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">server</span><span·class="p"·data-group-id=" | 136 | and·receives·the·binary:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">server</span><span·class="p"·data-group-id="9803266050-1">(</span><span·class="p"·data-group-id="9803266050-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 137 | ····</span><span·class="p"·data-group-id=" | 137 | ····</span><span·class="p"·data-group-id="9803266050-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LSock</span><span·class="p"·data-group-id="9803266050-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·535,·SHA:·69440a0530ba35701ccb1d11ac86efc624a6bc296c5b434a378d814613fe7121·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 138 | ········································</span><span·class="p"·data-group-id=" | 138 | ········································</span><span·class="p"·data-group-id="9803266050-6">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="9803266050-6">}</span><span·class="p"·data-group-id="9803266050-4">]</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·29d68a43d448f352d94ea148962cf38fcc3ac80d65a491e110b452e526fce457·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 139 | ····</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="p"·data-group-id="9803266050-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="9803266050-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·199,·SHA:·c26cd8c7d1871f426a2d063f90b628610193615b22f35d2907a660d02f3de205·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 140 | ····</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="p"·data-group-id="9803266050-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="9803266050-9">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·300,·SHA:·cbde6f38442f4e9c25550382f949c8cd168b7d0e9b8c8c2cbfd63611d8e26948·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 141 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 141 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="9803266050-12">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="9803266050-12">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 142 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="9803266050-13">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="9803266050-13">)</span><span·class="p">,</span><span·class="w"> |
| 143 | ····</span><span·class="n">Bin</span><span·class="p">.</span><span·class="w"> | 143 | ····</span><span·class="n">Bin</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="nf">do_recv</span><span·class="p"·data-group-id=" | 144 | </span><span·class="nf">do_recv</span><span·class="p"·data-group-id="9803266050-14">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bs</span><span·class="p"·data-group-id="9803266050-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 145 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 145 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="9803266050-15">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="9803266050-15">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 146 | ········</span><span·class="p"·data-group-id=" | 146 | ········</span><span·class="p"·data-group-id="9803266050-16">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="p"·data-group-id="9803266050-16">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ············</span><span·class="nf">do_recv</span><span·class="p"·data-group-id=" | 147 | ············</span><span·class="nf">do_recv</span><span·class="p"·data-group-id="9803266050-17">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9803266050-18">[</span><span·class="n">Bs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·c[·...·truncated·by·diffoscope;·len:·88,·SHA:·b70fcc427894706909e0e4d517a7aefc971fd741ade492cf1f334fa79fd8c4c6·...·]-17">)</span><span·class="p">;</span><span·class="w"> |
| 148 | ········</span><span·class="p"·data-group-id=" | 148 | ········</span><span·class="p"·data-group-id="9803266050-19">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">closed</span><span·class="p"·data-group-id="9803266050-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ············</span><span·class="p"·data-group-id=" | 149 | ············</span><span·class="p"·data-group-id="9803266050-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="9803266050-21">(</span><span·class="n">Bs</span><span·class="p"·data-group-id="9803266050-[·...·truncated·by·diffoscope;·len:·53,·SHA:·4f6e616f1f0e3847db0519a3ce4c569b1f17515e4c4637fd85f2bb1322fb05c5·...·]-20">}</span><span·class="w"> |
| 150 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples,·see·section·<a·href="#module-examples">Examples</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Functions·that·create·sockets·can·take·an·optional·option; | 150 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples,·see·section·<a·href="#module-examples">Examples</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Functions·that·create·sockets·can·take·an·optional·option; |
| 151 | <code·class="inline">{inet_backend, Backend}</code>·that,·if·specified,·has·to·be·the·first·option.·This | 151 | <code·class="inline">{inet_backend, Backend}</code>·that,·if·specified,·has·to·be·the·first·option.·This |
| 152 | selects·the·implementation·backend·towards·the·platform's·socket·API.</p><p>This·is·a·<em>temporary</em>·option·that·will·be·ignored·in·a·future·release.</p><p>The·default·is·<code·class="inline">Backend = inet</code>·that·selects·the·traditional·<code·class="inline">inet_drv.c</code> | 152 | selects·the·implementation·backend·towards·the·platform's·socket·API.</p><p>This·is·a·<em>temporary</em>·option·that·will·be·ignored·in·a·future·release.</p><p>The·default·is·<code·class="inline">Backend = inet</code>·that·selects·the·traditional·<code·class="inline">inet_drv.c</code> |
| 153 | driver.·The·other·choice·is·<code·class="inline">Backend = socket</code>·that·selects·the·new·<a·href="socket.html"><code·class="inline">socket</code></a> | 153 | driver.·The·other·choice·is·<code·class="inline">Backend = socket</code>·that·selects·the·new·<a·href="socket.html"><code·class="inline">socket</code></a> |
| 154 | module·and·its·NIF·implementation.</p><p>The·system·default·can·be·changed·when·the·node·is·started·with·the | 154 | module·and·its·NIF·implementation.</p><p>The·system·default·can·be·changed·when·the·node·is·started·with·the |
| 155 | application·<code·class="inline">kernel</code>'s·configuration·variable·<code·class="inline">inet_backend</code>.</p><p>For·<code·class="inline">gen_tcp</code>·with·<code·class="inline">inet_backend·=·socket</code>·we·have·tried·to·be·as·"compatible" | 155 | application·<code·class="inline">kernel</code>'s·configuration·variable·<code·class="inline">inet_backend</code>.</p><p>For·<code·class="inline">gen_tcp</code>·with·<code·class="inline">inet_backend·=·socket</code>·we·have·tried·to·be·as·"compatible" |
| 156 | as·possible·which·has·sometimes·been·impossible.·Here·is·a·list·of·cases·when | 156 | as·possible·which·has·sometimes·been·impossible.·Here·is·a·list·of·cases·when |
| Offset 185, 91 lines modified | Offset 185, 91 lines modified | ||
| 185 | ··<span·class="text">Examples</span> | 185 | ··<span·class="text">Examples</span> |
| 186 | </h2> | 186 | </h2> |
| 187 | <p>The·following·example·illustrates·use·of·option·<code·class="inline">{active,once}</code>·and·multiple | 187 | <p>The·following·example·illustrates·use·of·option·<code·class="inline">{active,once}</code>·and·multiple |
| 188 | accepts·by·implementing·a·server·as·a·number·of·worker·processes·doing·accept·on | 188 | accepts·by·implementing·a·server·as·a·number·of·worker·processes·doing·accept·on |
| 189 | a·single·listening·socket.·Function·<code·class="inline">start/2</code>·takes·the·number·of·worker | 189 | a·single·listening·socket.·Function·<code·class="inline">start/2</code>·takes·the·number·of·worker |
| 190 | processes·and·the·port·number·on·which·to·listen·for·incoming·connections.·If | 190 | processes·and·the·port·number·on·which·to·listen·for·incoming·connections.·If |
| 191 | <code·class="inline">LPort</code>·is·specified·as·<code·class="inline">0</code>,·an·ephemeral·port·number·is·used,·which·is·why·the | 191 | <code·class="inline">LPort</code>·is·specified·as·<code·class="inline">0</code>,·an·ephemeral·port·number·is·used,·which·is·why·the |
| 192 | start·function·returns·the·actual·port·number·allocated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id=" | 192 | start·function·returns·the·actual·port·number·allocated:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="2123951169-1">(</span><span·class="n">Num</span><span·class="p">,</span><span·class="n">LPort</span><span·class="p"·data-group-id="2123951169-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id="2123951169-2">(</span><span·class="n">LPort</span><span·class="p">,</span><span·class="p"·data-group-id="2123951169-3">[</span><span·class="p"·data-group-id="2123951169-4">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·386,·SHA:·979458e0b4081159c0047014680060c1cda3aba958a6c036abff062935b4ed58·...·]9-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 194 | ········</span><span·class="p"·data-group-id=" | 194 | ········</span><span·class="p"·data-group-id="2123951169-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ListenSock</span><span·class="p"·data-group-id="2123951169-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ············</span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 195 | ············</span><span·class="nf">start_servers</span><span·class="p"·data-group-id="2123951169-7">(</span><span·class="n">Num</span><span·class="p">,</span><span·class="n">ListenSock</span><span·class="p"·data-group-id="2123951169-7">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ············</span><span·class="p"·data-group-id=" | 196 | ············</span><span·class="p"·data-group-id="2123951169-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="2123951169-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·198,·SHA:·819a99f017d1f429bbb2eec7e2ed0c847f72cd3e60b2d62ed34558ca34ed36eb·...·]9-9">)</span><span·class="p">,</span><span·class="w"> |
| 197 | ············</span><span·class="n">Port</span><span·class="p">;</span><span·class="w"> | 197 | ············</span><span·class="n">Port</span><span·class="p">;</span><span·class="w"> |
| 198 | ········</span><span·class="p"·data-group-id=" | 198 | ········</span><span·class="p"·data-group-id="2123951169-10">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Reason</span><span·class="p"·data-group-id="2123951169-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 199 | ············</span><span·class="p"·data-group-id=" | 199 | ············</span><span·class="p"·data-group-id="2123951169-11">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Reason</span><span·class="p"·data-group-id="2123951169-11">}</span><span·class="w"> |
| 200 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 200 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 201 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id="2123951169-12">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="2123951169-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 202 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 203 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nf">start_servers</span><span·class="p"·data-group-id="2123951169-13">(</span><span·class="n">Num</span><span·class="p">,</span><span·class="n">LS</span><span·class="p"·data-group-id="2123951169-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 204 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="2123951169-14">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="ss">server</span><span·class="p">,</span><span·class="p"·data-group-id="2123951169-15">[</span><span·class="n">LS</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·71,·SHA:·25215d0eece4ac7c4c767142d8f97d199f09cbbca5c4f4c4d0c5966d9e8791f2·...·]9-14">)</span><span·class="p">,</span><span·class="w"> |
| 205 | ····</span><span·class="nf">start_servers</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="nf">start_servers</span><span·class="p"·data-group-id="2123951169-16">(</span><span·class="n">Num</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">,</span><span·class="n">LS</span><span·class="p"·data-group-id="2123951169-16">)</span><span·class="p">.</span><span·class="w"> |
| 206 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">server</span><span·class="p"·data-group-id="2123951169-17">(</span><span·class="n">LS</span><span·class="p"·data-group-id="2123951169-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id="2123951169-18">(</span><span·class="n">LS</span><span·class="p"·data-group-id="2123951169-18">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 208 | ········</span><span·class="p"·data-group-id=" | 208 | ········</span><span·class="p"·data-group-id="2123951169-19">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">S</span><span·class="p"·data-group-id="2123951169-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 209 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="2123951169-20">(</span><span·class="n">S</span><span·class="p"·data-group-id="2123951169-20">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ············</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 210 | ············</span><span·class="nf">server</span><span·class="p"·data-group-id="2123951169-21">(</span><span·class="n">LS</span><span·class="p"·data-group-id="2123951169-21">)</span><span·class="p">;</span><span·class="w"> |
| 211 | ········</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 211 | ········</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 212 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2123951169-22">(</span><span·class="s">"accept·returned·</span><span·class="si">~w</span><span·class="s">·-·goodbye!</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="2123951169-23">[</[·...·truncated·by·diffoscope;·len:·127,·SHA:·dc0b838c6991c6a99b208f60be1742ee8d733139c5521a2085b3afec2541103e·...·]9-22">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ············</span><span·class="ss">ok</span><span·class="w"> | 213 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 214 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 214 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 215 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 215 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="2123951169-24">(</span><span·class="n">S</span><span·class="p"·data-group-id="2123951169-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | ····</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">setopts</span><span·class="p"·data-group-id="2123951169-25">(</span><span·class="n">S</span><span·class="p">,</span><span·class="p"·data-group-id="2123951169-26">[</span><span·class="p"·data-group-id="2123951169-27">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="ss">once</[·...·truncated·by·diffoscope;·len:·153,·SHA:·2ac67a4b5c7790f9b99a09a17554795b09d7fa6b32c934a4057e31c103022066·...·]9-25">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="k">receive</span><span·class="w"> | 217 | ····</span><span·class="k">receive</span><span·class="w"> |
| 218 | ········</span><span·class="p"·data-group-id=" | 218 | ········</span><span·class="p"·data-group-id="2123951169-28">{</span><span·class="ss">tcp</span><span·class="p">,</span><span·class="n">S</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="2123951169-28">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ············</span><span·class="n">Answer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">process</span><span·class="p"·data-group-id=" | 219 | ············</span><span·class="n">Answer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">process</span><span·class="p"·data-group-id="2123951169-29">(</span><span·class="n">Data</span><span·class="p"·data-group-id="2123951169-29">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Not·implemented·in·this·example</span><span·class="w"> |
| 220 | ············</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 220 | ············</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="2123951169-30">(</span><span·class="n">S</span><span·class="p">,</span><span·class="n">Answer</span><span·class="p"·data-group-id="2123951169-30">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 221 | ············</span><span·class="nf">loop</span><span·class="p"·data-group-id="2123951169-31">(</span><span·class="n">S</span><span·class="p"·data-group-id="2123951169-31">)</span><span·class="p">;</span><span·class="w"> |
| 222 | ········</span><span·class="p"·data-group-id=" | 222 | ········</span><span·class="p"·data-group-id="2123951169-32">{</span><span·class="ss">tcp_closed</span><span·class="p">,</span><span·class="n">S</span><span·class="p"·data-group-id="2123951169-32">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 223 | ············</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2123951169-33">(</span><span·class="s">"Socket·</span><span·class="si">~w</span><span·class="s">·closed·[</span><span·class="si">~w</span><span·class="s">]</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·322,·SHA:·43d5f10f2ac2468c9bcbbccefa85212f14df92126ad7ee06f5816dcd12322b09·...·]9-33">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ············</span><span·class="ss">ok</span><span·class="w"> | 224 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Example·of·a·simple·client:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Example·of·a·simple·client:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="1226469393-1">(</span><span·class="n">PortNo</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="1226469393-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | ····</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="p"·data-group-id="1226469393-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Sock</span><span·class="p"·data-group-id="1226469393-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><[·...·truncated·by·diffoscope;·len:·458,·SHA:·890b4e3bd41fe5ece0a9344dbaca24b4c6da4543fdfbe86bafbcf7a2ebb345c0·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 227 | ····················································</span><span·class="p"·data-group-id=" | 227 | ····················································</span><span·class="p"·data-group-id="1226469393-6">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1226469393-6">}</span><span·class="p"·data-group-id="1226469393-4">]</span><span·class="p"·data-group-id="1226469393-3">)</span><span·class="p">,</span><span·class="w"> |
| 228 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="1226469393-7">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="1226469393-7">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id=" | 229 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="1226469393-8">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="1226469393-8">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="1226469393-9">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="1226469393-9">)</span><span·class="p">,</span><span·class="w"> |
| 231 | ····</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">send</code>·call·does·not·accept·a·time-out·option·because·time-outs·on·send·is | 231 | ····</span><span·class="n">A</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">send</code>·call·does·not·accept·a·time-out·option·because·time-outs·on·send·is |
| 232 | handled·through·socket·option·<code·class="inline">send_timeout</code>.·The·behavior·of·a·send·operation | 232 | handled·through·socket·option·<code·class="inline">send_timeout</code>.·The·behavior·of·a·send·operation |
| 233 | with·no·receiver·is·mainly·defined·by·the·underlying·TCP·stack·and·the·network | 233 | with·no·receiver·is·mainly·defined·by·the·underlying·TCP·stack·and·the·network |
| 234 | infrastructure.·To·write·code·that·handles·a·hanging·receiver·that·can | 234 | infrastructure.·To·write·code·that·handles·a·hanging·receiver·that·can |
| 235 | eventually·cause·the·sender·to·hang·on·a·<code·class="inline">send</code>·do·like·the·following.</p><p>Consider·a·process·that·receives·data·from·a·client·process·to·be·forwarded·to·a | 235 | eventually·cause·the·sender·to·hang·on·a·<code·class="inline">send</code>·do·like·the·following.</p><p>Consider·a·process·that·receives·data·from·a·client·process·to·be·forwarded·to·a |
| 236 | server·on·the·network.·The·process·is·connected·to·the·server·through·TCP/IP·and | 236 | server·on·the·network.·The·process·is·connected·to·the·server·through·TCP/IP·and |
| 237 | does·not·get·any·acknowledge·for·each·message·it·sends,·but·has·to·rely·on·the | 237 | does·not·get·any·acknowledge·for·each·message·it·sends,·but·has·to·rely·on·the |
| 238 | send·time-out·option·to·detect·that·the·other·end·is·unresponsive.·Option | 238 | send·time-out·option·to·detect·that·the·other·end·is·unresponsive.·Option |
| 239 | <code·class="inline">send_timeout</code>·can·be·used·when·connecting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 239 | <code·class="inline">send_timeout</code>·can·be·used·when·connecting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="p"·data-group-id=" | 240 | </span><span·class="p"·data-group-id="9503475090-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Sock</span><span·class="p"·data-group-id="9503475090-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">gen_tcp</span><[·...·truncated·by·diffoscope;·len:·95,·SHA:·ee4df3c774a65dd2843ad5c787c3df28b11fd212a593af90c96e0a2d3b8b40ea·...·]-2">(</span><span·class="n">HostAddress</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w"> |
| 241 | ····························</span><span·class="p"·data-group-id=" | 241 | ····························</span><span·class="p"·data-group-id="9503475090-3">[</span><span·class="p"·data-group-id="9503475090-4">{</span><span·class="ss">active</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="9503475090-4">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ·····························</span><span·class="p"·data-group-id=" | 242 | ·····························</span><span·class="p"·data-group-id="9503475090-5">{</span><span·class="ss">send_timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5000</span><span·class="p"·data-group-id="9503475090-5">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ·····························</span><span·class="p"·data-group-id=" | 243 | ·····························</span><span·class="p"·data-group-id="9503475090-6">{</span><span·class="ss">packet</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="9503475090-6">}</span><span·class="p"·data-group-id="9503475090-3">]</span><span·class="p"·data-group-id="9503475090-2">)</span><span·class="p">,</span><span·class="w"> |
| 244 | ················</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 244 | ················</span><span·class="nf">loop</span><span·class="p"·data-group-id="9503475090-7">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="9503475090-7">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·See·below</span><span·class="w"> |
| 245 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>In·the·loop·where·requests·are·handled,·send·time-outs·can·now·be·detected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id=" | 245 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>In·the·loop·where·requests·are·handled,·send·time-outs·can·now·be·detected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">loop</span><span·class="p"·data-group-id="5348423676-1">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="5348423676-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 246 | ····</span><span·class="k">receive</span><span·class="w"> | 246 | ····</span><span·class="k">receive</span><span·class="w"> |
| 247 | ········</span><span·class="p"·data-group-id=" | 247 | ········</span><span·class="p"·data-group-id="5348423676-2">{</span><span·class="n">Client</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">send_data</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Binary</span><span·class="p"·data-group-id="5348423676-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 248 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 248 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="5348423676-3">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="p"·data-group-id="5348423676-4">[</span><span·class="n">Binary</span><span·class="p"·data-group-id="5348423676-4">]</span><span·class="p"·data-group-id="5348423676-3">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 249 | ················</span><span·class="p"·data-group-id=" | 249 | ················</span><span·class="p"·data-group-id="5348423676-5">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">timeout</span><span·class="p"·data-group-id="5348423676-5">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 250 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 250 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5348423676-6">(</span><span·class="s">"Send·timeout,·closing!</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 251 | ······························</span><span·class="p"·data-group-id=" | 251 | ······························</span><span·class="p"·data-group-id="5348423676-7">[</span><span·class="p"·data-group-id="5348423676-7">]</span><span·class="p"·data-group-id="5348423676-6">)</span><span·class="p">,</span><span·class="w"> |
| 252 | ····················</span><span·class="nf">handle_send_timeout</span><span·class="p"·data-group-id="8986875113-8">(</span><span·class="p"·data-group-id="8986875113-8">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Not·implemented·here</span><span·class="w"> | ||
| 253 | ····················</span><span·class="n"> | 252 | ····················</span><span·class="nf">handle_send_timeout</span><span·class="p"·data-group-id="5348423676-8">(</span><span·class="p"·data-group-id="5348423676-8">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Not·implemented·here</span><span·class="w"> |
| 253 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5348423676-9">{</span><span·class="nf">self</span><span·class="p"·data-group-id="5348423676-10">(</span><span·class="p"·data-group-id="5348423676-10">)</span><span·class="p">,</span><span·class="p"·data-group-id="5348423676-11">{</span><span·class="ss">error_sending</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">timeout</span><span·class="p"·data-group-id="5348423676-11">}</span><span·class="p"·data-group-id="5348423676-9">}</span><span·class="p">,</span><span·class="w"> | ||
| 254 | ····················</span><span·class="c1">%%·Usually,·it's·a·good·idea·to·give·up·in·case·of·a</span><span·class="w"> | 254 | ····················</span><span·class="c1">%%·Usually,·it's·a·good·idea·to·give·up·in·case·of·a</span><span·class="w"> |
| 255 | ····················</span><span·class="c1">%%·send·timeout,·as·you·never·know·how·much·actually</span><span·class="w"> | 255 | ····················</span><span·class="c1">%%·send·timeout,·as·you·never·know·how·much·actually</span><span·class="w"> |
| 256 | ····················</span><span·class="c1">%%·reached·the·server,·maybe·only·a·packet·header?!</span><span·class="w"> | 256 | ····················</span><span·class="c1">%%·reached·the·server,·maybe·only·a·packet·header?!</span><span·class="w"> |
| 257 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 257 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="5348423676-12">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="5348423676-12">)</span><span·class="p">;</span><span·class="w"> |
| 258 | ················</span><span·class="p"·data-group-id=" | 258 | ················</span><span·class="p"·data-group-id="5348423676-13">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="5348423676-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 259 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 259 | ····················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5348423676-14">(</span><span·class="s">"Some·other·error·on·socket·(</span><span·class="si">~p</span><span·class="s">),·closing"</span><span·class="p">,</span><span·class="w"> |
| 260 | ······························</span><span·class="p"·data-group-id="8986875113-15">[</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="8986875113-15">]</span><span·class="p"·data-group-id="8986875113-14">)</span><span·class="p">,</span><span·class="w"> | ||
| 261 | ···················· | 260 | ······························</span><span·class="p"·data-group-id="5348423676-15">[</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="5348423676-15">]</span><span·class="p"·data-group-id="5348423676-14">)</span><span·class="p">,</span><span·class="w"> |
| 261 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5348423676-16">{</span><span·class="nf">self</span><span·class="p"·data-group-id="5348423676-17">(</span><span·class="p"·data-group-id="5348423676-17">)</span><span·class="p">,</span><span·class="p"·data-group-id="5348423676-18">{</span><span·class="ss">error_sending</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherSendError</span><span·class="p"·data-group-id="5348423676-18">}</span><span·class="p"·data-group-id="5348423676-16">}</span><span·class="p">,</span><span·class="w"> | ||
| 262 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 262 | ····················</span><span·class="nc">gen_tcp</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="5348423676-19">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="5348423676-19">)</span><span·class="p">;</span><span·class="w"> |
| 263 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 263 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 264 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 264 | ····················</span><span·class="n">Client</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5348423676-20">{</span><span·class="nf">self</span><span·class="p"·data-group-id="5348423676-21">(</span><span·class="p"·data-group-id="5348423676-21">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">data_sent</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·bd845605713aa0442e870593dd58c517d384f69b1eb6482973ea6ff761c20695·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ····················</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 265 | ····················</span><span·class="nf">loop</span><span·class="p"·data-group-id="5348423676-22">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="5348423676-22">)</span><span·class="w"> |
| 266 | ············</span><span·class="k">end</span><span·class="w"> | 266 | ············</span><span·class="k">end</span><span·class="w"> |
| 267 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Usually·it·suffices·to·detect·time-outs·on·receive,·as·most·protocols·include | 267 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>Usually·it·suffices·to·detect·time-outs·on·receive,·as·most·protocols·include |
| 268 | some·sort·of·acknowledgment·from·the·server,·but·if·the·protocol·is·strictly·one | 268 | some·sort·of·acknowledgment·from·the·server,·but·if·the·protocol·is·strictly·one |
| 269 | way,·option·<code·class="inline">send_timeout</code>·comes·in·handy.</p> | 269 | way,·option·<code·class="inline">send_timeout</code>·comes·in·handy.</p> |
| 270 | ····</section> | 270 | ····</section> |
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| Offset 924, 25 lines modified | Offset 924, 25 lines modified | ||
| 924 | time-to-live·(TTL)·for·outgoing·multicast·datagrams·to·control·the·scope·of | 924 | time-to-live·(TTL)·for·outgoing·multicast·datagrams·to·control·the·scope·of |
| 925 | the·multicasts.</p><p>Datagrams·with·a·TTL·of·1·are·not·forwarded·beyond·the·local·network. | 925 | the·multicasts.</p><p>Datagrams·with·a·TTL·of·1·are·not·forwarded·beyond·the·local·network. |
| 926 | Defaults·to·<code·class="inline">1</code>.</p></li><li><p><strong><code·class="inline">{add_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- | 926 | Defaults·to·<code·class="inline">1</code>.</p></li><li><p><strong><code·class="inline">{add_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- |
| 927 | Joins·a·multicast·group.</p></li><li><p><strong><code·class="inline">{drop_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- | 927 | Joins·a·multicast·group.</p></li><li><p><strong><code·class="inline">{drop_membership, {MultiAddress, InterfaceAddress}}</code></strong>·- |
| 928 | Leaves·a·multicast·group.</p></li><li><p><strong><a·href="#t:option/0"><code·class="inline">option/0</code></a></strong>·-·See·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>.</p></li></ul><p>UDP·packets·are·sent·with·this·socket·using·<a·href="#send/3"><code·class="inline">send(Socket, ...)</code></a>. | 928 | Leaves·a·multicast·group.</p></li><li><p><strong><a·href="#t:option/0"><code·class="inline">option/0</code></a></strong>·-·See·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>.</p></li></ul><p>UDP·packets·are·sent·with·this·socket·using·<a·href="#send/3"><code·class="inline">send(Socket, ...)</code></a>. |
| 929 | When·UDP·packets·arrive·to·the·<code·class="inline">Socket</code>'s·UDP·port,·and·the·socket·is·in | 929 | When·UDP·packets·arrive·to·the·<code·class="inline">Socket</code>'s·UDP·port,·and·the·socket·is·in |
| 930 | an·<em>active·mode</em>,·the·packets·are·delivered·as·messages·to·the | 930 | an·<em>active·mode</em>,·the·packets·are·delivered·as·messages·to·the |
| 931 | controlling·process·(socket·owner):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 931 | controlling·process·(socket·owner):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7340881926-1">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p">,</span><span·class="err"> </span><span·class="n">PeerIP</span><span·class="p">,</span><span·class="err"> </span[·...·truncated·by·diffoscope;·len:·151,·SHA:·d67f79bdbc2444d39f008799f25587d8107eb8f3e0eb6ff6329e889f857065f3·...·]6-1">}</span><span·class="w">·</span><span·class="c1">%·Without·ancillary·data</span><span·class="w"> |
| 932 | </span><span·class="p"·data-group-id=" | 932 | </span><span·class="p"·data-group-id="7340881926-2">{</span><span·class="ss">udp</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p">,</span><span·class="err"> </span><span·class="n">PeerIP</span><span·class="p">,</span><span·class="err"> </span[·...·truncated·by·diffoscope;·len:·231,·SHA:·80431d49794d27794813b30eab7bb66618b22f316c455e795a4b1cec4e29c400·...·]6-2">}</span><span·class="w">·</span><span·class="c1">%·With·ancillary·data</span></code></pre><p><code·class="inline">PeerIP</code>·and·<code·class="inline">PeerPort</code>·are·the·address·from·which·<code·class="inline">Packet</code>·was·sent. |
| 933 | <code·class="inline">Packet</code>·is·a·list·of·bytes·(<code·class="inline">[</code><a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a><code·class="inline">]</code>·if·option·<code·class="inline">list</code> | 933 | <code·class="inline">Packet</code>·is·a·list·of·bytes·(<code·class="inline">[</code><a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a><code·class="inline">]</code>·if·option·<code·class="inline">list</code> |
| 934 | is·active·and·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a>·if·option·<code·class="inline">binary</code>is·active | 934 | is·active·and·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0"><code·class="inline">binary/0</code></a>·if·option·<code·class="inline">binary</code>is·active |
| 935 | (they·are·mutually·exclusive).</p><p>The·message·contains·an·<code·class="inline">AncData</code>·field·only·if·any·of·the·socket | 935 | (they·are·mutually·exclusive).</p><p>The·message·contains·an·<code·class="inline">AncData</code>·field·only·if·any·of·the·socket |
| 936 | <a·href="#t:option/0">options</a>·<a·href="inet.html#option-recvtos"><code·class="inline">recvtos</code></a>, | 936 | <a·href="#t:option/0">options</a>·<a·href="inet.html#option-recvtos"><code·class="inline">recvtos</code></a>, |
| 937 | <a·href="inet.html#option-recvtclass"><code·class="inline">recvtclass</code></a>·or | 937 | <a·href="inet.html#option-recvtclass"><code·class="inline">recvtclass</code></a>·or |
| 938 | <a·href="inet.html#option-recvttl"><code·class="inline">recvttl</code></a>·are·active.</p><p>When·a·socket·in·<code·class="inline">{active, N}</code>·mode·(see·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·for·details), | 938 | <a·href="inet.html#option-recvttl"><code·class="inline">recvttl</code></a>·are·active.</p><p>When·a·socket·in·<code·class="inline">{active, N}</code>·mode·(see·<a·href="inet.html#setopts/2"><code·class="inline">inet:setopts/2</code></a>·for·details), |
| 939 | transitions·to·passive·(<code·class="inline">{active, false}</code>)·mode·(<code·class="inline">N</code>·counts·down·to·<code·class="inline">0</code>), | 939 | transitions·to·passive·(<code·class="inline">{active, false}</code>)·mode·(<code·class="inline">N</code>·counts·down·to·<code·class="inline">0</code>), |
| 940 | the·controlling·process·is·notified·by·a·message·on·this·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 940 | the·controlling·process·is·notified·by·a·message·on·this·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0385079859-1">{</span><span·class="ss">udp_passive</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p"·data-group-id="0385079859-1">}</span></code></pre><p>If·the·OS·protocol·stack·reports·an·error·for·the·socket,·the·following |
| 941 | message·is·sent·to·the·controlling·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 941 | message·is·sent·to·the·controlling·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8474308078-1">{</span><span·class="ss">udp_error</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Socket</span><span·class="p">,</span><span·class="err"> </span><span·class="n">Reason</span><span·class="p"·data-group-id="8474308078-1">}</span></code></pre><p><code·class="inline">Reason</code>·is·mostly·a·<a·href="inet.html#posix-error-codes">POSIX·Error·Code</a>.</p><p>If·the·socket·is·in·<em>passive·mode</em>·(not·in·an·<em>active·mode</em>),·received·data |
| 942 | can·be·retrieved·with·the<code·class="inline">recv/2,3</code>](<a·href="#recv/2"><code·class="inline">recv/2</code></a>)·calls.·Note·that·incoming | 942 | can·be·retrieved·with·the<code·class="inline">recv/2,3</code>](<a·href="#recv/2"><code·class="inline">recv/2</code></a>)·calls.·Note·that·incoming |
| 943 | UDP·packets·that·are·longer·than·the·receive·buffer·option·specifies | 943 | UDP·packets·that·are·longer·than·the·receive·buffer·option·specifies |
| 944 | can·be·truncated·without·warning.</p><p>The·default·value·for·the·receive·buffer·option·is·<code·class="inline">{recbuf, 8192}</code>.</p> | 944 | can·be·truncated·without·warning.</p><p>The·default·value·for·the·receive·buffer·option·is·<code·class="inline">{recbuf, 8192}</code>.</p> |
| 945 | ··</section> | 945 | ··</section> |
| 946 | </section> | 946 | </section> |
| 947 | <section·class="detail"·id="recv/2"> | 947 | <section·class="detail"·id="recv/2"> |
| Offset 1225, 15 lines modified | Offset 1225, 15 lines modified | ||
| 1225 | ······<p·class="built-using"> | 1225 | ······<p·class="built-using"> |
| 1226 | ········Built·using | 1226 | ········Built·using |
| 1227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1227 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1228 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1229 | ······</p> | 1229 | ······</p> |
| 1230 | <p>Copyright·©·1996-202 | 1230 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1231 | ····</footer> | 1231 | ····</footer> |
| 1232 | ··</div> | 1232 | ··</div> |
| 1233 | </main> | 1233 | </main> |
| 1234 | </div> | 1234 | </div> |
| 1235 | <script> | 1235 | <script> |
| 1236 | ··function·mermaidLoaded()·{ | 1236 | ··function·mermaidLoaded()·{ |
| 1237 | ····mermaid.initialize({ | 1237 | ····mermaid.initialize({ |
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| 1244 | ······<p·class="built-using"> | 1244 | ······<p·class="built-using"> |
| 1245 | ········Built·using | 1245 | ········Built·using |
| 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1248 | ······</p> | 1248 | ······</p> |
| 1249 | <p>Copyright·©·1996-202 | 1249 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1250 | ····</footer> | 1250 | ····</footer> |
| 1251 | ··</div> | 1251 | ··</div> |
| 1252 | </main> | 1252 | </main> |
| 1253 | </div> | 1253 | </div> |
| 1254 | <script> | 1254 | <script> |
| 1255 | ··function·mermaidLoaded()·{ | 1255 | ··function·mermaidLoaded()·{ |
| 1256 | ····mermaid.initialize({ | 1256 | ····mermaid.initialize({ |
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| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Grouping·nodes·to·global·name·registration·groups.</p><p>This·module·makes·it·possible·to·partition·the·nodes·of·a·system·into·<em>global | 129 | <p>Grouping·nodes·to·global·name·registration·groups.</p><p>This·module·makes·it·possible·to·partition·the·nodes·of·a·system·into·<em>global |
| 130 | groups</em>.·Each·global·group·has·its·own·global·namespace,·see·<a·href="global.html"><code·class="inline">global</code></a>.</p><p>The·main·advantage·of·dividing·systems·into·global·groups·is·that·the·background | 130 | groups</em>.·Each·global·group·has·its·own·global·namespace,·see·<a·href="global.html"><code·class="inline">global</code></a>.</p><p>The·main·advantage·of·dividing·systems·into·global·groups·is·that·the·background |
| 131 | load·decreases·while·the·number·of·nodes·to·be·updated·is·reduced·when | 131 | load·decreases·while·the·number·of·nodes·to·be·updated·is·reduced·when |
| 132 | manipulating·globally·registered·names.</p><p>The·Kernel·configuration·parameter·<a·href="kernel_app.html#global_groups"><code·class="inline">global_groups</code></a> | 132 | manipulating·globally·registered·names.</p><p>The·Kernel·configuration·parameter·<a·href="kernel_app.html#global_groups"><code·class="inline">global_groups</code></a> |
| 133 | defines·the·global·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 133 | defines·the·global·groups:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1107865603-1">{</span><span·class="ss">global_groups</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1107865603-2">[</span><span·class="n">GroupTuple</span><span·class="w">·</span><span·class="p">:</span><span·class="p"[·...·truncated·by·diffoscope;·len:·268,·SHA:·2005454c0928d799a0025ca0f35f8a9bf1bcd4cd6e006a3d1ba7bb06d25ab376·...·]-1">}</span></code></pre><p>For·the·processes·and·nodes·to·run·smoothly·using·the·global·group |
| 134 | functionality,·the·following·criteria·must·be·met:</p><ul><li>An·instance·of·the·global·group·server,·<code·class="inline">global_group</code>,·must·be·running·on | 134 | functionality,·the·following·criteria·must·be·met:</p><ul><li>An·instance·of·the·global·group·server,·<code·class="inline">global_group</code>,·must·be·running·on |
| 135 | each·node.·The·processes·are·automatically·started·and·synchronized·when·a | 135 | each·node.·The·processes·are·automatically·started·and·synchronized·when·a |
| 136 | node·is·started.</li><li>All·involved·nodes·must·agree·on·the·global·group·definition,·otherwise·the | 136 | node·is·started.</li><li>All·involved·nodes·must·agree·on·the·global·group·definition,·otherwise·the |
| 137 | behavior·of·the·system·is·undefined.</li><li><em>All</em>·nodes·in·the·system·must·belong·to·exactly·one·global·group.</li></ul><p>In·the·following·descriptions,·a·<em>group·node</em>·is·a·node·belonging·to·the·same | 137 | behavior·of·the·system·is·undefined.</li><li><em>All</em>·nodes·in·the·system·must·belong·to·exactly·one·global·group.</li></ul><p>In·the·following·descriptions,·a·<em>group·node</em>·is·a·node·belonging·to·the·same |
| 138 | global·group·as·the·local·node.</p><h2·id="module-notes"·class="section-heading"> | 138 | global·group·as·the·local·node.</p><h2·id="module-notes"·class="section-heading"> |
| 139 | ··<a·href="#module-notes"·class="hover-link"> | 139 | ··<a·href="#module-notes"·class="hover-link"> |
| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 901 | ······<p·class="built-using"> | 901 | ······<p·class="built-using"> |
| 902 | ········Built·using | 902 | ········Built·using |
| 903 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 903 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 904 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 904 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 905 | ······</p> | 905 | ······</p> |
| 906 | <p>Copyright·©·1996-202 | 906 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 907 | ····</footer> | 907 | ····</footer> |
| 908 | ··</div> | 908 | ··</div> |
| 909 | </main> | 909 | </main> |
| 910 | </div> | 910 | </div> |
| 911 | <script> | 911 | <script> |
| 912 | ··function·mermaidLoaded()·{ | 912 | ··function·mermaidLoaded()·{ |
| 913 | ····mermaid.initialize({ | 913 | ····mermaid.initialize({ |
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| 589 | ······<p·class="built-using"> | 589 | ······<p·class="built-using"> |
| 590 | ········Built·using | 590 | ········Built·using |
| 591 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 591 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 592 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 592 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 593 | ······</p> | 593 | ······</p> |
| 594 | <p>Copyright·©·1996-202 | 594 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 595 | ····</footer> | 595 | ····</footer> |
| 596 | ··</div> | 596 | ··</div> |
| 597 | </main> | 597 | </main> |
| 598 | </div> | 598 | </div> |
| 599 | <script> | 599 | <script> |
| 600 | ··function·mermaidLoaded()·{ | 600 | ··function·mermaidLoaded()·{ |
| 601 | ····mermaid.initialize({ | 601 | ····mermaid.initialize({ |
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| 147 | inet_default_listen_options·'[{delay_send,true}]'</code></pre><p><strong>Please·note</strong>·that·the·default·option·<code·class="inline">{active,·true}</code>·cannot·be·changed, | 147 | inet_default_listen_options·'[{delay_send,true}]'</code></pre><p><strong>Please·note</strong>·that·the·default·option·<code·class="inline">{active,·true}</code>·cannot·be·changed, |
| 148 | for·internal·implementation·reasons.</p><p>Addresses·as·inputs·to·functions·can·be·either·a·string·or·a·tuple. | 148 | for·internal·implementation·reasons.</p><p>Addresses·as·inputs·to·functions·can·be·either·a·string·or·a·tuple. |
| 149 | For·example,·the·IP·address·150.236.20.73·can·be·passed·to | 149 | For·example,·the·IP·address·150.236.20.73·can·be·passed·to |
| 150 | <a·href="#gethostbyaddr/1"><code·class="inline">gethostbyaddr/1</code></a>,·either·as·a·string·<code·class="inline">"150.236.20.73"</code> | 150 | <a·href="#gethostbyaddr/1"><code·class="inline">gethostbyaddr/1</code></a>,·either·as·a·string·<code·class="inline">"150.236.20.73"</code> |
| 151 | or·as·a·tuple·<code·class="inline">{150, 236, 20, 73}</code>.</p><p><em>IPv4·address·examples:</em></p><pre><code·class="text">Address··········ip_address() | 151 | or·as·a·tuple·<code·class="inline">{150, 236, 20, 73}</code>.</p><p><em>IPv4·address·examples:</em></p><pre><code·class="text">Address··········ip_address() |
| 152 | -------··········------------ | 152 | -------··········------------ |
| 153 | 127.0.0.1········{127,0,0,1} | 153 | 127.0.0.1········{127,0,0,1} |
| 154 | 192.168.42.2·····{192,168,42,2}</code></pre><p><em>IPv6·address·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Address</span><span·class="w">··········</span><span·class="nf">ip_address</span><span·class="p"·data-group-id=" | 154 | 192.168.42.2·····{192,168,42,2}</code></pre><p><em>IPv6·address·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Address</span><span·class="w">··········</span><span·class="nf">ip_address</span><span·class="p"·data-group-id="0570691071-1">(</span><span·class="p"·data-group-id="0570691071-1">)</span><span·class="w"> |
| 155 | </span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">··········</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w"> | 155 | </span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">-</span><span·class="w">··········</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="o">--</span><span·class="w"> |
| 156 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·············</span><span·class="p"·data-group-id=" | 156 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·············</span><span·class="p"·data-group-id="0570691071-2">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·175,·SHA:·88d5c3167198afb90a5226ab52c7361393dfe310b9a38940b3bb5a1601e22e87·...·]-2">}</span><span·class="w"> |
| 157 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 157 | </span><span·class="p">:</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w">··</span><span·class="p"·data-group-id="0570691071-3">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·792,·SHA:·d46e11a98215c86c09233bc3f10a2b41865b450bafd6ba8e25a8f443aaa4ef05·...·]-3">}</span><span·class="w"> |
| 158 | </span><span·class="p">:</span><span·class="p">:</span><span·class="n">FFFF</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w"> | 158 | </span><span·class="p">:</span><span·class="p">:</span><span·class="n">FFFF</span><span·class="p">:</span><span·class="mf">192.168</span><span·class="p">.</span><span·class="mf">42.2</span><span·class="w"> |
| 159 | ················</span><span·class="p"·data-group-id=" | 159 | ················</span><span·class="p"·data-group-id="0570691071-6">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·798,·SHA:·dc1237f15e75562c325b7b750bd6f51ad4fb307803a12ea89e4160ef5e4c4309·...·]-6">}</span><span·class="w"> |
| 160 | </span><span·class="mi">3</span><span·class="nc">ffe</span><span·class="p">:</span><span·class="nc">b80</span><span·class="p">:</span><span·class="mi">1</span><span·class="nc">f8d</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> | 160 | </span><span·class="mi">3</span><span·class="nc">ffe</span><span·class="p">:</span><span·class="nc">b80</span><span·class="p">:</span><span·class="mi">1</span><span·class="nc">f8d</span><span·class="p">:</span><span·class="mi">2</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> |
| 161 | ················</span><span·class="p"·data-group-id=" | 161 | ················</span><span·class="p"·data-group-id="0570691071-9">{</span><span·class="mi">16#3ffe</span><span·class="p">,</span><span·class="mi">16#b80</span><span·class="p">,</span><span·class="mi">16#1f8d</span><span·class="p">,</span><span·class="mi">16#2</span><span·class="p">,</span><span·class="mi">1[·...·truncated·by·diffoscope;·len:·218,·SHA:·ba5846580d3de195e0f2f33f859401de90de33d310c18fc8e6598c73c382dac2·...·]-9">}</span><span·class="w"> |
| 162 | </span><span·class="nc">fe80</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> | 162 | </span><span·class="nc">fe80</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">204</span><span·class="p">:</span><span·class="nc">acff</span><span·class="p">:</span><span·class="nc">fe17</span><span·class="p">:</span><span·class="ss">bf38</span><span·class="w"> |
| 163 | ················</span><span·class="p"·data-group-id=" | 163 | ················</span><span·class="p"·data-group-id="0570691071-10">{</span><span·class="mi">16#fe80</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">16#204</span><[·...·truncated·by·diffoscope;·len:·657,·SHA:·9ffbb6a7577bf45b9b7508f031f14f2b6f2e2e010da2831980db940623b20bed·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p"·data-group-id=" | 164 | </span><span·class="p"·data-group-id="5578034004-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5578034004-3">{</span><span·class="mi">192</span><span·class="p">,</span><span·class="mi">168</span><span·class="p">,</span><span·class="mi">42</span><sp[·...·truncated·by·diffoscope;·len:·140,·SHA:·554d50c26abfdef18febe6bbaee1db15217b94a3bdc3e51be64916e8486aebce·...·]-2">}</span><span·class="gp·unselectable"> |
| 165 | 2>·</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">parse_address</span><span·class="p"·data-group-id=" | 165 | 2>·</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">parse_address</span><span·class="p"·data-group-id="5578034004-4">(</span><span·class="s">"::FFFF:192.168.42.2"</span><span·class="p"·data-group-id="5578034004-4">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p"·data-group-id=" | 166 | </span><span·class="p"·data-group-id="5578034004-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5578034004-6">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·cl[·...·truncated·by·diffoscope;·len:·343,·SHA:·90fb7589040577093bcbca3e4c76ea30ddf91b783914d7daa09ee65bd78d5ed6·...·]-5">}</span></code></pre><h2·id="module-posix-error-codes"·class="section-heading"> |
| 167 | ··<a·href="#module-posix-error-codes"·class="hover-link"> | 167 | ··<a·href="#module-posix-error-codes"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text"><a·href=""·id="posix-error-codes"></a>·POSIX·Error·Codes</span> | 170 | ··<span·class="text"><a·href=""·id="posix-error-codes"></a>·POSIX·Error·Codes</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <ul><li><code·class="inline">e2big</code>·-·Too·long·argument·list</li><li><code·class="inline">eacces</code>·-·Permission·denied</li><li><code·class="inline">eaddrinuse</code>·-·Address·already·in·use</li><li><code·class="inline">eaddrnotavail</code>·-·Cannot·assign·requested·address</li><li><code·class="inline">eadv</code>·-·Advertise·error</li><li><code·class="inline">eafnosupport</code>·-·Address·family·not·supported·by·protocol·family</li><li><code·class="inline">eagain</code>·-·Resource·temporarily·unavailable</li><li><code·class="inline">ealign</code>·-·EALIGN</li><li><code·class="inline">ealready</code>·-·Operation·already·in·progress</li><li><code·class="inline">ebade</code>·-·Bad·exchange·descriptor</li><li><code·class="inline">ebadf</code>·-·Bad·file·number</li><li><code·class="inline">ebadfd</code>·-·File·descriptor·in·bad·state</li><li><code·class="inline">ebadmsg</code>·-·Not·a·data·message</li><li><code·class="inline">ebadr</code>·-·Bad·request·descriptor</li><li><code·class="inline">ebadrpc</code>·-·Bad·RPC·structure</li><li><code·class="inline">ebadrqc</code>·-·Bad·request·code</li><li><code·class="inline">ebadslt</code>·-·Invalid·slot</li><li><code·class="inline">ebfont</code>·-·Bad·font·file·format</li><li><code·class="inline">ebusy</code>·-·File·busy</li><li><code·class="inline">echild</code>·-·No·children</li><li><code·class="inline">echrng</code>·-·Channel·number·out·of·range</li><li><code·class="inline">ecomm</code>·-·Communication·error·on·send</li><li><code·class="inline">econnaborted</code>·-·Software·caused·connection·abort</li><li><code·class="inline">econnrefused</code>·-·Connection·refused</li><li><code·class="inline">econnreset</code>·-·Connection·reset·by·peer</li><li><code·class="inline">edeadlk</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edeadlock</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edestaddrreq</code>·-·Destination·address·required</li><li><code·class="inline">edirty</code>·-·Mounting·a·dirty·fs·without·force</li><li><code·class="inline">edom</code>·-·Math·argument·out·of·range</li><li><code·class="inline">edotdot</code>·-·Cross·mount·point</li><li><code·class="inline">edquot</code>·-·Disk·quota·exceeded</li><li><code·class="inline">eduppkg</code>·-·Duplicate·package·name</li><li><code·class="inline">eexist</code>·-·File·already·exists</li><li><code·class="inline">efault</code>·-·Bad·address·in·system·call·argument</li><li><code·class="inline">efbig</code>·-·File·too·large</li><li><code·class="inline">ehostdown</code>·-·Host·is·down</li><li><code·class="inline">ehostunreach</code>·-·Host·is·unreachable</li><li><code·class="inline">eidrm</code>·-·Identifier·removed</li><li><code·class="inline">einit</code>·-·Initialization·error</li><li><code·class="inline">einprogress</code>·-·Operation·now·in·progress</li><li><code·class="inline">eintr</code>·-·Interrupted·system·call</li><li><code·class="inline">einval</code>·-·Invalid·argument</li><li><code·class="inline">eio</code>·-·I/O·error</li><li><code·class="inline">eisconn</code>·-·Socket·is·already·connected</li><li><code·class="inline">eisdir</code>·-·Illegal·operation·on·a·directory</li><li><code·class="inline">eisnam</code>·-·Is·a·named·file</li><li><code·class="inline">el2hlt</code>·-·Level·2·halted</li><li><code·class="inline">el2nsync</code>·-·Level·2·not·synchronized</li><li><code·class="inline">el3hlt</code>·-·Level·3·halted</li><li><code·class="inline">el3rst</code>·-·Level·3·reset</li><li><code·class="inline">elbin</code>·-·ELBIN</li><li><code·class="inline">elibacc</code>·-·Cannot·access·a·needed·shared·library</li><li><code·class="inline">elibbad</code>·-·Accessing·a·corrupted·shared·library</li><li><code·class="inline">elibexec</code>·-·Cannot·exec·a·shared·library·directly</li><li><code·class="inline">elibmax</code>·-·Attempting·to·link·in·more·shared·libraries·than·system·limit</li><li><code·class="inline">elibscn</code>·-·<code·class="inline">.lib</code>·section·in·<code·class="inline">a.out</code>·corrupted</li><li><code·class="inline">elnrng</code>·-·Link·number·out·of·range</li><li><code·class="inline">eloop</code>·-·Too·many·levels·of·symbolic·links</li><li><code·class="inline">emfile</code>·-·Too·many·open·files</li><li><code·class="inline">emlink</code>·-·Too·many·links</li><li><code·class="inline">emsgsize</code>·-·Message·too·long</li><li><code·class="inline">emultihop</code>·-·Multihop·attempted</li><li><code·class="inline">enametoolong</code>·-·Filename·too·long</li><li><code·class="inline">enavail</code>·-·Unavailable</li><li><code·class="inline">enet</code>·-·ENET</li><li><code·class="inline">enetdown</code>·-·Network·is·down</li><li><code·class="inline">enetreset</code>·-·Network·dropped·connection·on·reset</li><li><code·class="inline">enetunreach</code>·-·Network·is·unreachable</li><li><code·class="inline">enfile</code>·-·File·table·overflow</li><li><code·class="inline">enoano</code>·-·Anode·table·overflow</li><li><code·class="inline">enobufs</code>·-·No·buffer·space·available</li><li><code·class="inline">enocsi</code>·-·No·CSI·structure·available</li><li><code·class="inline">enodata</code>·-·No·data·available</li><li><code·class="inline">enodev</code>·-·No·such·device</li><li><code·class="inline">enoent</code>·-·No·such·file·or·directory</li><li><code·class="inline">enoexec</code>·-·Exec·format·error</li><li><code·class="inline">enolck</code>·-·No·locks·available</li><li><code·class="inline">enolink</code>·-·Link·has·been·severed</li><li><code·class="inline">enomem</code>·-·Not·enough·memory</li><li><code·class="inline">enomsg</code>·-·No·message·of·desired·type</li><li><code·class="inline">enonet</code>·-·Machine·is·not·on·the·network</li><li><code·class="inline">enopkg</code>·-·Package·not·installed</li><li><code·class="inline">enoprotoopt</code>·-·Bad·protocol·option</li><li><code·class="inline">enospc</code>·-·No·space·left·on·device</li><li><code·class="inline">enosr</code>·-·Out·of·stream·resources·or·not·a·stream·device</li><li><code·class="inline">enosym</code>·-·Unresolved·symbol·name</li><li><code·class="inline">enosys</code>·-·Function·not·implemented</li><li><code·class="inline">enotblk</code>·-·Block·device·required</li><li><code·class="inline">enotconn</code>·-·Socket·is·not·connected</li><li><code·class="inline">enotdir</code>·-·Not·a·directory</li><li><code·class="inline">enotempty</code>·-·Directory·not·empty</li><li><code·class="inline">enotnam</code>·-·Not·a·named·file</li><li><code·class="inline">enotsock</code>·-·Socket·operation·on·non-socket</li><li><code·class="inline">enotsup</code>·-·Operation·not·supported</li><li><code·class="inline">enotty</code>·-·Inappropriate·device·for·<code·class="inline">ioctl</code></li><li><code·class="inline">enotuniq</code>·-·Name·not·unique·on·network</li><li><code·class="inline">enxio</code>·-·No·such·device·or·address</li><li><code·class="inline">eopnotsupp</code>·-·Operation·not·supported·on·socket</li><li><code·class="inline">eperm</code>·-·Not·owner</li><li><code·class="inline">epfnosupport</code>·-·Protocol·family·not·supported</li><li><code·class="inline">epipe</code>·-·Broken·pipe</li><li><code·class="inline">eproclim</code>·-·Too·many·processes</li><li><code·class="inline">eprocunavail</code>·-·Bad·procedure·for·program</li><li><code·class="inline">eprogmismatch</code>·-·Wrong·program·version</li><li><code·class="inline">eprogunavail</code>·-·RPC·program·unavailable</li><li><code·class="inline">eproto</code>·-·Protocol·error</li><li><code·class="inline">eprotonosupport</code>·-·Protocol·not·supported</li><li><code·class="inline">eprototype</code>·-·Wrong·protocol·type·for·socket</li><li><code·class="inline">erange</code>·-·Math·result·unrepresentable</li><li><code·class="inline">erefused</code>·-·EREFUSED</li><li><code·class="inline">eremchg</code>·-·Remote·address·changed</li><li><code·class="inline">eremdev</code>·-·Remote·device</li><li><code·class="inline">eremote</code>·-·Pathname·hit·remote·filesystem</li><li><code·class="inline">eremoteio</code>·-·Remote·I/O·error</li><li><code·class="inline">eremoterelease</code>·-·EREMOTERELEASE</li><li><code·class="inline">erofs</code>·-·Read-only·filesystem</li><li><code·class="inline">erpcmismatch</code>·-·Wrong·RPC·version</li><li><code·class="inline">erremote</code>·-·Object·is·remote</li><li><code·class="inline">eshutdown</code>·-·Cannot·send·after·socket·shutdown</li><li><code·class="inline">esocktnosupport</code>·-·Socket·type·not·supported</li><li><code·class="inline">espipe</code>·-·Invalid·seek</li><li><code·class="inline">esrch</code>·-·No·such·process</li><li><code·class="inline">esrmnt</code>·-·Srmount·error</li><li><code·class="inline">estale</code>·-·Stale·remote·file·handle</li><li><code·class="inline">esuccess</code>·-·Error·0</li><li><code·class="inline">etime</code>·-·Timer·expired</li><li><code·class="inline">etimedout</code>·-·Connection·timed·out</li><li><code·class="inline">etoomanyrefs</code>·-·Too·many·references</li><li><code·class="inline">etxtbsy</code>·-·Text·file·or·pseudo-device·busy</li><li><code·class="inline">euclean</code>·-·Structure·needs·cleaning</li><li><code·class="inline">eunatch</code>·-·Protocol·driver·not·attached</li><li><code·class="inline">eusers</code>·-·Too·many·users</li><li><code·class="inline">eversion</code>·-·Version·mismatch</li><li><code·class="inline">ewouldblock</code>·-·Operation·would·block</li><li><code·class="inline">exdev</code>·-·Cross-device·link</li><li><code·class="inline">exfull</code>·-·Message·tables·full</li><li><code·class="inline">nxdomain</code>·-·Hostname·or·domain·name·cannot·be·found</li></ul> | 172 | <ul><li><code·class="inline">e2big</code>·-·Too·long·argument·list</li><li><code·class="inline">eacces</code>·-·Permission·denied</li><li><code·class="inline">eaddrinuse</code>·-·Address·already·in·use</li><li><code·class="inline">eaddrnotavail</code>·-·Cannot·assign·requested·address</li><li><code·class="inline">eadv</code>·-·Advertise·error</li><li><code·class="inline">eafnosupport</code>·-·Address·family·not·supported·by·protocol·family</li><li><code·class="inline">eagain</code>·-·Resource·temporarily·unavailable</li><li><code·class="inline">ealign</code>·-·EALIGN</li><li><code·class="inline">ealready</code>·-·Operation·already·in·progress</li><li><code·class="inline">ebade</code>·-·Bad·exchange·descriptor</li><li><code·class="inline">ebadf</code>·-·Bad·file·number</li><li><code·class="inline">ebadfd</code>·-·File·descriptor·in·bad·state</li><li><code·class="inline">ebadmsg</code>·-·Not·a·data·message</li><li><code·class="inline">ebadr</code>·-·Bad·request·descriptor</li><li><code·class="inline">ebadrpc</code>·-·Bad·RPC·structure</li><li><code·class="inline">ebadrqc</code>·-·Bad·request·code</li><li><code·class="inline">ebadslt</code>·-·Invalid·slot</li><li><code·class="inline">ebfont</code>·-·Bad·font·file·format</li><li><code·class="inline">ebusy</code>·-·File·busy</li><li><code·class="inline">echild</code>·-·No·children</li><li><code·class="inline">echrng</code>·-·Channel·number·out·of·range</li><li><code·class="inline">ecomm</code>·-·Communication·error·on·send</li><li><code·class="inline">econnaborted</code>·-·Software·caused·connection·abort</li><li><code·class="inline">econnrefused</code>·-·Connection·refused</li><li><code·class="inline">econnreset</code>·-·Connection·reset·by·peer</li><li><code·class="inline">edeadlk</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edeadlock</code>·-·Resource·deadlock·avoided</li><li><code·class="inline">edestaddrreq</code>·-·Destination·address·required</li><li><code·class="inline">edirty</code>·-·Mounting·a·dirty·fs·without·force</li><li><code·class="inline">edom</code>·-·Math·argument·out·of·range</li><li><code·class="inline">edotdot</code>·-·Cross·mount·point</li><li><code·class="inline">edquot</code>·-·Disk·quota·exceeded</li><li><code·class="inline">eduppkg</code>·-·Duplicate·package·name</li><li><code·class="inline">eexist</code>·-·File·already·exists</li><li><code·class="inline">efault</code>·-·Bad·address·in·system·call·argument</li><li><code·class="inline">efbig</code>·-·File·too·large</li><li><code·class="inline">ehostdown</code>·-·Host·is·down</li><li><code·class="inline">ehostunreach</code>·-·Host·is·unreachable</li><li><code·class="inline">eidrm</code>·-·Identifier·removed</li><li><code·class="inline">einit</code>·-·Initialization·error</li><li><code·class="inline">einprogress</code>·-·Operation·now·in·progress</li><li><code·class="inline">eintr</code>·-·Interrupted·system·call</li><li><code·class="inline">einval</code>·-·Invalid·argument</li><li><code·class="inline">eio</code>·-·I/O·error</li><li><code·class="inline">eisconn</code>·-·Socket·is·already·connected</li><li><code·class="inline">eisdir</code>·-·Illegal·operation·on·a·directory</li><li><code·class="inline">eisnam</code>·-·Is·a·named·file</li><li><code·class="inline">el2hlt</code>·-·Level·2·halted</li><li><code·class="inline">el2nsync</code>·-·Level·2·not·synchronized</li><li><code·class="inline">el3hlt</code>·-·Level·3·halted</li><li><code·class="inline">el3rst</code>·-·Level·3·reset</li><li><code·class="inline">elbin</code>·-·ELBIN</li><li><code·class="inline">elibacc</code>·-·Cannot·access·a·needed·shared·library</li><li><code·class="inline">elibbad</code>·-·Accessing·a·corrupted·shared·library</li><li><code·class="inline">elibexec</code>·-·Cannot·exec·a·shared·library·directly</li><li><code·class="inline">elibmax</code>·-·Attempting·to·link·in·more·shared·libraries·than·system·limit</li><li><code·class="inline">elibscn</code>·-·<code·class="inline">.lib</code>·section·in·<code·class="inline">a.out</code>·corrupted</li><li><code·class="inline">elnrng</code>·-·Link·number·out·of·range</li><li><code·class="inline">eloop</code>·-·Too·many·levels·of·symbolic·links</li><li><code·class="inline">emfile</code>·-·Too·many·open·files</li><li><code·class="inline">emlink</code>·-·Too·many·links</li><li><code·class="inline">emsgsize</code>·-·Message·too·long</li><li><code·class="inline">emultihop</code>·-·Multihop·attempted</li><li><code·class="inline">enametoolong</code>·-·Filename·too·long</li><li><code·class="inline">enavail</code>·-·Unavailable</li><li><code·class="inline">enet</code>·-·ENET</li><li><code·class="inline">enetdown</code>·-·Network·is·down</li><li><code·class="inline">enetreset</code>·-·Network·dropped·connection·on·reset</li><li><code·class="inline">enetunreach</code>·-·Network·is·unreachable</li><li><code·class="inline">enfile</code>·-·File·table·overflow</li><li><code·class="inline">enoano</code>·-·Anode·table·overflow</li><li><code·class="inline">enobufs</code>·-·No·buffer·space·available</li><li><code·class="inline">enocsi</code>·-·No·CSI·structure·available</li><li><code·class="inline">enodata</code>·-·No·data·available</li><li><code·class="inline">enodev</code>·-·No·such·device</li><li><code·class="inline">enoent</code>·-·No·such·file·or·directory</li><li><code·class="inline">enoexec</code>·-·Exec·format·error</li><li><code·class="inline">enolck</code>·-·No·locks·available</li><li><code·class="inline">enolink</code>·-·Link·has·been·severed</li><li><code·class="inline">enomem</code>·-·Not·enough·memory</li><li><code·class="inline">enomsg</code>·-·No·message·of·desired·type</li><li><code·class="inline">enonet</code>·-·Machine·is·not·on·the·network</li><li><code·class="inline">enopkg</code>·-·Package·not·installed</li><li><code·class="inline">enoprotoopt</code>·-·Bad·protocol·option</li><li><code·class="inline">enospc</code>·-·No·space·left·on·device</li><li><code·class="inline">enosr</code>·-·Out·of·stream·resources·or·not·a·stream·device</li><li><code·class="inline">enosym</code>·-·Unresolved·symbol·name</li><li><code·class="inline">enosys</code>·-·Function·not·implemented</li><li><code·class="inline">enotblk</code>·-·Block·device·required</li><li><code·class="inline">enotconn</code>·-·Socket·is·not·connected</li><li><code·class="inline">enotdir</code>·-·Not·a·directory</li><li><code·class="inline">enotempty</code>·-·Directory·not·empty</li><li><code·class="inline">enotnam</code>·-·Not·a·named·file</li><li><code·class="inline">enotsock</code>·-·Socket·operation·on·non-socket</li><li><code·class="inline">enotsup</code>·-·Operation·not·supported</li><li><code·class="inline">enotty</code>·-·Inappropriate·device·for·<code·class="inline">ioctl</code></li><li><code·class="inline">enotuniq</code>·-·Name·not·unique·on·network</li><li><code·class="inline">enxio</code>·-·No·such·device·or·address</li><li><code·class="inline">eopnotsupp</code>·-·Operation·not·supported·on·socket</li><li><code·class="inline">eperm</code>·-·Not·owner</li><li><code·class="inline">epfnosupport</code>·-·Protocol·family·not·supported</li><li><code·class="inline">epipe</code>·-·Broken·pipe</li><li><code·class="inline">eproclim</code>·-·Too·many·processes</li><li><code·class="inline">eprocunavail</code>·-·Bad·procedure·for·program</li><li><code·class="inline">eprogmismatch</code>·-·Wrong·program·version</li><li><code·class="inline">eprogunavail</code>·-·RPC·program·unavailable</li><li><code·class="inline">eproto</code>·-·Protocol·error</li><li><code·class="inline">eprotonosupport</code>·-·Protocol·not·supported</li><li><code·class="inline">eprototype</code>·-·Wrong·protocol·type·for·socket</li><li><code·class="inline">erange</code>·-·Math·result·unrepresentable</li><li><code·class="inline">erefused</code>·-·EREFUSED</li><li><code·class="inline">eremchg</code>·-·Remote·address·changed</li><li><code·class="inline">eremdev</code>·-·Remote·device</li><li><code·class="inline">eremote</code>·-·Pathname·hit·remote·filesystem</li><li><code·class="inline">eremoteio</code>·-·Remote·I/O·error</li><li><code·class="inline">eremoterelease</code>·-·EREMOTERELEASE</li><li><code·class="inline">erofs</code>·-·Read-only·filesystem</li><li><code·class="inline">erpcmismatch</code>·-·Wrong·RPC·version</li><li><code·class="inline">erremote</code>·-·Object·is·remote</li><li><code·class="inline">eshutdown</code>·-·Cannot·send·after·socket·shutdown</li><li><code·class="inline">esocktnosupport</code>·-·Socket·type·not·supported</li><li><code·class="inline">espipe</code>·-·Invalid·seek</li><li><code·class="inline">esrch</code>·-·No·such·process</li><li><code·class="inline">esrmnt</code>·-·Srmount·error</li><li><code·class="inline">estale</code>·-·Stale·remote·file·handle</li><li><code·class="inline">esuccess</code>·-·Error·0</li><li><code·class="inline">etime</code>·-·Timer·expired</li><li><code·class="inline">etimedout</code>·-·Connection·timed·out</li><li><code·class="inline">etoomanyrefs</code>·-·Too·many·references</li><li><code·class="inline">etxtbsy</code>·-·Text·file·or·pseudo-device·busy</li><li><code·class="inline">euclean</code>·-·Structure·needs·cleaning</li><li><code·class="inline">eunatch</code>·-·Protocol·driver·not·attached</li><li><code·class="inline">eusers</code>·-·Too·many·users</li><li><code·class="inline">eversion</code>·-·Version·mismatch</li><li><code·class="inline">ewouldblock</code>·-·Operation·would·block</li><li><code·class="inline">exdev</code>·-·Cross-device·link</li><li><code·class="inline">exfull</code>·-·Message·tables·full</li><li><code·class="inline">nxdomain</code>·-·Hostname·or·domain·name·cannot·be·found</li></ul> |
| 173 | ····</section> | 173 | ····</section> |
| Offset 953, 15 lines modified | Offset 953, 15 lines modified | ||
| 953 | ···················h_addrtype·::·inet·|·inet6, | 953 | ···················h_addrtype·::·inet·|·inet6, |
| 954 | ···················h_length·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), | 954 | ···················h_length·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), |
| 955 | ···················h_addr_list·::·[<a·href="inet.html#t:ip_address/0">inet:ip_address</a>()]}.</pre> | 955 | ···················h_addr_list·::·[<a·href="inet.html#t:ip_address/0">inet:ip_address</a>()]}.</pre> |
| 956 | ······</div> | 956 | ······</div> |
| 957 | <p>A·record·describing·a·host;·name·and·address.</p><p>Corresponds·to·the·<code·class="inline">C</code>:·<code·class="inline">struct hostent</code>·as·returned·by·for·example | 957 | <p>A·record·describing·a·host;·name·and·address.</p><p>Corresponds·to·the·<code·class="inline">C</code>:·<code·class="inline">struct hostent</code>·as·returned·by·for·example |
| 958 | <code·class="inline">gethostbyname(3)</code>.</p><p>The·record·is·defined·in·the·Kernel·include·file·<code·class="inline">"inet.hrl"</code>.</p><p>Add·the·following·directive·to·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 958 | <code·class="inline">gethostbyname(3)</code>.</p><p>The·record·is·defined·in·the·Kernel·include·file·<code·class="inline">"inet.hrl"</code>.</p><p>Add·the·following·directive·to·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7021988994-1">(</span><span·class="s">"kernel/include/inet.hrl"</span><span·class="p"·data-group-id="7021988994-1">)</span><span·class="p">.</span></code></pre> |
| 959 | ··</section> | 959 | ··</section> |
| 960 | </section> | 960 | </section> |
| 961 | <section·class="detail"·id="t:hostname/0"> | 961 | <section·class="detail"·id="t:hostname/0"> |
| 962 | ··<div·class="detail-header"> | 962 | ··<div·class="detail-header"> |
| 963 | ····<a·href="#t:hostname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 963 | ····<a·href="#t:hostname/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 964 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 964 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2050, 17 lines modified | Offset 2050, 17 lines modified | ||
| 2050 | coded·in·native·endianness.</p><p>Asking·for·and·inspecting·raw·socket·options·require·low-level·information·about | 2050 | coded·in·native·endianness.</p><p>Asking·for·and·inspecting·raw·socket·options·require·low-level·information·about |
| 2051 | the·current·operating·system·and·TCP·stack.</p><p><em>Example:</em></p><p>Consider·a·Linux·machine·where·option·<code·class="inline">TCP_INFO</code>·can·be·used·to·collect·TCP | 2051 | the·current·operating·system·and·TCP·stack.</p><p><em>Example:</em></p><p>Consider·a·Linux·machine·where·option·<code·class="inline">TCP_INFO</code>·can·be·used·to·collect·TCP |
| 2052 | statistics·for·a·socket.·Assume·you·are·interested·in·field·<code·class="inline">tcpi_sacked</code>·of | 2052 | statistics·for·a·socket.·Assume·you·are·interested·in·field·<code·class="inline">tcpi_sacked</code>·of |
| 2053 | <code·class="inline">struct·tcp_info</code>·filled·in·when·asking·for·<code·class="inline">TCP_INFO</code>.·To·be·able·to·access | 2053 | <code·class="inline">struct·tcp_info</code>·filled·in·when·asking·for·<code·class="inline">TCP_INFO</code>.·To·be·able·to·access |
| 2054 | this·information,·you·need·to·know·the·following:</p><ul><li>The·numeric·value·of·protocol·level·<code·class="inline">IPPROTO_TCP</code></li><li>The·numeric·value·of·option·<code·class="inline">TCP_INFO</code></li><li>The·size·of·<code·class="inline">struct·tcp_info</code></li><li>The·size·and·offset·of·the·specific·field</li></ul><p>By·inspecting·the·headers·or·writing·a·small·C·program,·it·is·found·that | 2054 | this·information,·you·need·to·know·the·following:</p><ul><li>The·numeric·value·of·protocol·level·<code·class="inline">IPPROTO_TCP</code></li><li>The·numeric·value·of·option·<code·class="inline">TCP_INFO</code></li><li>The·size·of·<code·class="inline">struct·tcp_info</code></li><li>The·size·and·offset·of·the·specific·field</li></ul><p>By·inspecting·the·headers·or·writing·a·small·C·program,·it·is·found·that |
| 2055 | <code·class="inline">IPPROTO_TCP</code>·is·6,·<code·class="inline">TCP_INFO</code>·is·11,·the·structure·size·is·92·(bytes),·the | 2055 | <code·class="inline">IPPROTO_TCP</code>·is·6,·<code·class="inline">TCP_INFO</code>·is·11,·the·structure·size·is·92·(bytes),·the |
| 2056 | offset·of·<code·class="inline">tcpi_sacked</code>·is·28·bytes,·and·the·value·is·a·32-bit·integer.·The | 2056 | offset·of·<code·class="inline">tcpi_sacked</code>·is·28·bytes,·and·the·value·is·a·32-bit·integer.·The |
| 2057 | following·code·can·be·used·to·retrieve·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_tcpi_sacked</span><span·class="p"·data-group-id=" | 2057 | following·code·can·be·used·to·retrieve·the·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_tcpi_sacked</span><span·class="p"·data-group-id="3089831047-1">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="3089831047-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2058 | ····</span><span·class="p"·data-group-id=" | 2058 | ····</span><span·class="p"·data-group-id="3089831047-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3089831047-3">[</span><span·class="p"·data-group-id="3089831047-4">{</span><span·class="ss">raw</span><span·class="p">,</span><span·class="p">_</span><sp[·...·truncated·by·diffoscope;·len:·942,·SHA:·aa2e7f0d9b41e0d8e019073062fb8ed474f63fec789e2f1711dc61856eedb814·...·]7-5">)</span><span·class="p">,</span><span·class="w"> |
| 2059 | ····</span><span·class="p"·data-group-id=" | 2059 | ····</span><span·class="p"·data-group-id="3089831047-8"><<</span><span·class="p">_</span><span·class="p">:</span><span·class="mi">28</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="n">TcpiSacked</span><span·class="p">:</span><span·class="mi">3[·...·truncated·by·diffoscope;·len:·204,·SHA:·76cf37f9b92d5fcad50a85d108bdab3af9cb1888b99efc0e8326de0d75c76a58·...·]7-8">>></span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w"> |
| 2060 | ····</span><span·class="n">TcpiSacked</span><span·class="p">.</span></code></pre><p>Preferably,·you·would·check·the·machine·type,·the·operating·system,·and·the | 2060 | ····</span><span·class="n">TcpiSacked</span><span·class="p">.</span></code></pre><p>Preferably,·you·would·check·the·machine·type,·the·operating·system,·and·the |
| 2061 | Kernel·version·before·executing·anything·similar·to·this·code.</p> | 2061 | Kernel·version·before·executing·anything·similar·to·this·code.</p> |
| 2062 | ··</section> | 2062 | ··</section> |
| 2063 | </section> | 2063 | </section> |
| 2064 | <section·class="detail"·id="getstat/1"> | 2064 | <section·class="detail"·id="getstat/1"> |
| 2065 | ··<div·class="detail-header"> | 2065 | ··<div·class="detail-header"> |
| Offset 2381, 15 lines modified | Offset 2381, 15 lines modified | ||
| 2381 | ······<div·class="specs"> | 2381 | ······<div·class="specs"> |
| 2382 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0">reference</a>()·when·Socket·::·<a·href="#t:socket/0">socket</a>().</pre> | 2382 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0">reference</a>()·when·Socket·::·<a·href="#t:socket/0">socket</a>().</pre> |
| 2383 | ······</div> | 2383 | ······</div> |
| 2384 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·to·monitor·doesn't·exist·or·when·the·monitor·is·triggered, | 2384 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·to·monitor·doesn't·exist·or·when·the·monitor·is·triggered, |
| 2385 | a·<code·class="inline">'DOWN'</code>·message·is·sent·that·has·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id="35 | 2385 | a·<code·class="inline">'DOWN'</code>·message·is·sent·that·has·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id="3513360198-1">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MonitorRef</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·150,·SHA:·0c85a72f6871a196f7c7b5ab30938cb176ca9a53e63ef924acd9f1034d2dbeed·...·]8-1">}</span></code></pre><ul><li><p><strong><code·class="inline">MonitorRef</code></strong>·-·The·return·value·from·this·function.</p></li><li><p><strong><code·class="inline">Type</code></strong>·-·The·type·of·socket,·can·be·one·of·the·following |
| 2386 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a>s:·<code·class="inline">port</code>·or·<code·class="inline">socket</code>.</p></li><li><p><strong><code·class="inline">Object</code></strong>·-·The·monitored·entity,·the·socket,·which·triggered·the·event.</p></li><li><p><strong><code·class="inline">Info</code></strong>·-·Either·the·termination·reason·of·the·socket·or·<code·class="inline">nosock</code> | 2386 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0"><code·class="inline">atom/0</code></a>s:·<code·class="inline">port</code>·or·<code·class="inline">socket</code>.</p></li><li><p><strong><code·class="inline">Object</code></strong>·-·The·monitored·entity,·the·socket,·which·triggered·the·event.</p></li><li><p><strong><code·class="inline">Info</code></strong>·-·Either·the·termination·reason·of·the·socket·or·<code·class="inline">nosock</code> |
| 2387 | (the·<code·class="inline">Socket</code>·did·not·exist·when·this·function·was·called).</p></li></ul><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">inet:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code> | 2387 | (the·<code·class="inline">Socket</code>·did·not·exist·when·this·function·was·called).</p></li></ul><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">inet:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code> |
| 2388 | is·not·an·error;·one·monitor·is·created·per·call.</p><p>The·monitor·is·triggered·when·the·socket·is·closed·in·any·way·such·as | 2388 | is·not·an·error;·one·monitor·is·created·per·call.</p><p>The·monitor·is·triggered·when·the·socket·is·closed·in·any·way·such·as |
| 2389 | an·API·call,·remote·end·close,·closed·by·signal·when·owner·exits,·...</p> | 2389 | an·API·call,·remote·end·close,·closed·by·signal·when·owner·exits,·...</p> |
| 2390 | ··</section> | 2390 | ··</section> |
| 2391 | </section> | 2391 | </section> |
| 2392 | <section·class="detail"·id="ntoa/1"> | 2392 | <section·class="detail"·id="ntoa/1"> |
| Offset 3220, 15 lines modified | Offset 3220, 15 lines modified | ||
| 3220 | ······<p·class="built-using"> | 3220 | ······<p·class="built-using"> |
| 3221 | ········Built·using | 3221 | ········Built·using |
| 3222 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3222 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3223 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3223 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3224 | ······</p> | 3224 | ······</p> |
| 3225 | <p>Copyright·©·1996-202 | 3225 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3226 | ····</footer> | 3226 | ····</footer> |
| 3227 | ··</div> | 3227 | ··</div> |
| 3228 | </main> | 3228 | </main> |
| 3229 | </div> | 3229 | </div> |
| 3230 | <script> | 3230 | <script> |
| 3231 | ··function·mermaidLoaded()·{ | 3231 | ··function·mermaidLoaded()·{ |
| 3232 | ····mermaid.initialize({ | 3232 | ····mermaid.initialize({ |
| Offset 175, 23 lines modified | Offset 175, 23 lines modified | ||
| 175 | <p>The·following·data·types·concern·the·DNS·client:</p><h2·id="module-example"·class="section-heading"> | 175 | <p>The·following·data·types·concern·the·DNS·client:</p><h2·id="module-example"·class="section-heading"> |
| 176 | ··<a·href="#module-example"·class="hover-link"> | 176 | ··<a·href="#module-example"·class="hover-link"> |
| 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">Example</span> | 179 | ··<span·class="text">Example</span> |
| 180 | </h2> | 180 | </h2> |
| 181 | <p>This·access·functions·example·shows·how·<a·href="#lookup/3"><code·class="inline">lookup/3</code></a>·can·be·implemented·using | 181 | <p>This·access·functions·example·shows·how·<a·href="#lookup/3"><code·class="inline">lookup/3</code></a>·can·be·implemented·using |
| 182 | <a·href="#resolve/3"><code·class="inline">resolve/3</code></a>·from·outside·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">example_lookup</span><span·class="p"·data-group-id="81 | 182 | <a·href="#resolve/3"><code·class="inline">resolve/3</code></a>·from·outside·the·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">example_lookup</span><span·class="p"·data-group-id="8151943272-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Class</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="8151943272-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">inet_res</span><span·class="p">:</span><span·class="nf">resolve</span><span·class="p"·data-group-id="81 | 183 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">inet_res</span><span·class="p">:</span><span·class="nf">resolve</span><span·class="p"·data-group-id="8151943272-2">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Class</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="8151943272-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 184 | ········</span><span·class="p"·data-group-id="81 | 184 | ········</span><span·class="p"·data-group-id="8151943272-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Msg</span><span·class="p"·data-group-id="8151943272-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ············</span><span·class="p"·data-group-id="81 | 185 | ············</span><span·class="p"·data-group-id="8151943272-4">[</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="8151943272-5">(</span><span·class="n">RR</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">data</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·0334c31e00d6f8ba80dd50288da48ba4588ba364a19ed1b4c4b32326c08d4a48·...·]-5">)</span><span·class="w"> |
| 186 | ·············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">RR</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="81 | 186 | ·············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">RR</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="8151943272-6">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">anlist</span><span·class="p"·data-group-id="8151943272-6">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="81 | 187 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="8151943272-7">(</span><span·class="n">RR</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">type</span><span·class="p"·data-group-id="8151943272-7">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w"> |
| 188 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="81 | 188 | ·················</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="8151943272-8">(</span><span·class="n">RR</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">class</span><span·class="p"·data-group-id="8151943272-8">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·62,·SHA:·43ef30ec643523e85f745b88d407191c56dfc7f45b691ddf74612cc62240c1c3·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 189 | ········</span><span·class="p"·data-group-id="81 | 189 | ········</span><span·class="p"·data-group-id="8151943272-9">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="8151943272-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ············</span><span·class="p"·data-group-id="81 | 190 | ············</span><span·class="p"·data-group-id="8151943272-10">[</span><span·class="p"·data-group-id="8151943272-10">]</span><span·class="w"> |
| 191 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre> | 191 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre> |
| 192 | ····</section> | 192 | ····</section> |
| 193 | </div> | 193 | </div> |
| 194 | ··<section·id="summary"·class="details-list"> | 194 | ··<section·id="summary"·class="details-list"> |
| 195 | ····<h1·class="section-heading"> | 195 | ····<h1·class="section-heading"> |
| Offset 584, 65 lines modified | Offset 584, 65 lines modified | ||
| 584 | ··········<pre·translate="no"><span·class="attribute">-type</span>·dns_msg()·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 584 | ··········<pre·translate="no"><span·class="attribute">-type</span>·dns_msg()·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 585 | ······</div> | 585 | ······</div> |
| 586 | <p>A·DNS·message.</p><p>This·is·the·start·of·a·hierarchy·of·opaque·data·structures·that·can·be | 586 | <p>A·DNS·message.</p><p>This·is·the·start·of·a·hierarchy·of·opaque·data·structures·that·can·be |
| 587 | examined·with·access·functions·in·<code·class="inline">inet_dns</code>,·which·return·lists·of | 587 | examined·with·access·functions·in·<code·class="inline">inet_dns</code>,·which·return·lists·of |
| 588 | <code·class="inline">{Field,Value}</code>·tuples.·The·arity·2·functions·return·the·value | 588 | <code·class="inline">{Field,Value}</code>·tuples.·The·arity·2·functions·return·the·value |
| 589 | for·a·specified·field.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dns_msg</span><span·class="p"·data-group-id=" | 589 | for·a·specified·field.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dns_msg</span><span·class="p"·data-group-id="8313701943-1">(</span><span·class="p"·data-group-id="8313701943-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsMsg</span><span·class="w"> |
| 590 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id=" | 590 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="8313701943-2">(</span><span·class="n">DnsMsg</span><span·class="p"·data-group-id="8313701943-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 591 | ········</span><span·class="p"·data-group-id=" | 591 | ········</span><span·class="p"·data-group-id="8313701943-3">[</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-4">{</span><span·class="ss">header</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_header</span><span·class="p"·data-group-id="8313701943-5">[·...·truncated·by·diffoscope;·len:·102,·SHA:·94c09cde1ea2a40148508d8efae3164348dd78b7f5a6b435d0fe94b7fc9bf4cf·...·]-4">}</span><span·class="w"> |
| 592 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 592 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-6">{</span><span·class="ss">qdlist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="8313701943-7">(</span><span·class="p"·data-group-id="8313701943-7">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·3a1cdf16c3f642f06f0616972b34d5a835f0f82d4b0500239589131fb74575e4·...·]-6">}</span><span·class="w"> |
| 593 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 593 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-8">{</span><span·class="ss">anlist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="8313701943-9">(</span><span·class="p"·data-group-id="8313701943-9">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·2f553880a3c7937ede051f1e9fd09203b3dadf959aede8c4d1c995361452f676·...·]-8">}</span><span·class="w"> |
| 594 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 594 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-10">{</span><span·class="ss">nslist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="8313701943-11">(</span><span·class="p"·data-group-id="8313701943-11">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·3a1cdf16c3f642f06f0616972b34d5a835f0f82d4b0500239589131fb74575e4·...·]-10">}</span><span·class="w"> |
| 595 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 595 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-12">{</span><span·class="ss">arlist</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="8313701943-13">(</span><span·class="p"·data-group-id="8313701943-13">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·102,·SHA:·8f176d4716f2c2edae8c7ccf1a15ec1f374950193dd6c220685c06d5eab373a5·...·]-3">]</span><span·class="w"> |
| 596 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id=" | 596 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="8313701943-14">(</span><span·class="n">DnsMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">header</span><span·class="p"·data-group-id="8313701943-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·133,·SHA:·9cd46aa4f15cf3985c7cca5ce1d4fd92c8aeed3730bc7b14c33506641db57ba5·...·]-15">)</span><span·class="w">·</span><span·class="c1">%·for·example</span><span·class="w"> |
| 597 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id=" | 597 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">msg</span><span·class="p"·data-group-id="8313701943-16">(</span><span·class="n">DnsMsg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="8313701943-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="w"> |
| 598 | </span><span·class="nf">dns_header</span><span·class="p"·data-group-id=" | 598 | </span><span·class="nf">dns_header</span><span·class="p"·data-group-id="8313701943-17">(</span><span·class="p"·data-group-id="8313701943-17">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsHeader</span><span·class="w"> |
| 599 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id=" | 599 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id="8313701943-18">(</span><span·class="n">DnsHeader</span><span·class="p"·data-group-id="8313701943-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 600 | ········</span><span·class="p"·data-group-id=" | 600 | ········</span><span·class="p"·data-group-id="8313701943-19">[</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-20">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8313701943-21">(</s[·...·truncated·by·diffoscope;·len:·99,·SHA:·bc445b0d8d64ba2bff5986d8f6f9ab49cf6b53192f183eb7b5cf12884fc66c80·...·]-20">}</span><span·class="w"> |
| 601 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 601 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-22">{</span><span·class="ss">qr</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="8313701943-23">(</span><span·class="p"·data-group-id="8313701943-23">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·2f553880a3c7937ede051f1e9fd09203b3dadf959aede8c4d1c995361452f676·...·]-22">}</span><span·class="w"> |
| 602 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 602 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-24">{</span><span·class="ss">opcode</span><span·class="p">,</span><span·class="w">·</span><span·class="k">query</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">iquery</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·329,·SHA:·0f66b1efc10a2c82e3e6f179a5a66e1574d4c76bffc61993ed3bedab72bfbcf7·...·]-24">}</span><span·class="w"> |
| 603 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 603 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-26">{</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="8313701943-27">(</span><span·class="p"·data-group-id="8313701943-27">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·2f553880a3c7937ede051f1e9fd09203b3dadf959aede8c4d1c995361452f676·...·]-26">}</span><span·class="w"> |
| 604 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 604 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-28">{</span><span·class="ss">tc</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="8313701943-29">(</span><span·class="p"·data-group-id="8313701943-29">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·2f553880a3c7937ede051f1e9fd09203b3dadf959aede8c4d1c995361452f676·...·]-28">}</span><span·class="w"> |
| 605 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 605 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-30">{</span><span·class="ss">rd</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="8313701943-31">(</span><span·class="p"·data-group-id="8313701943-31">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·2f553880a3c7937ede051f1e9fd09203b3dadf959aede8c4d1c995361452f676·...·]-30">}</span><span·class="w"> |
| 606 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 606 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-32">{</span><span·class="ss">ra</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="8313701943-33">(</span><span·class="p"·data-group-id="8313701943-33">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·2f553880a3c7937ede051f1e9fd09203b3dadf959aede8c4d1c995361452f676·...·]-32">}</span><span·class="w"> |
| 607 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 607 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-34">{</span><span·class="ss">pr</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">boolean</span><span·class="p"·data-group-id="8313701943-35">(</span><span·class="p"·data-group-id="8313701943-35">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·2f553880a3c7937ede051f1e9fd09203b3dadf959aede8c4d1c995361452f676·...·]-34">}</span><span·class="w"> |
| 608 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 608 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-36">{</span><span·class="ss">rcode</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8313701943-37">(</span><span·class="mi">0</span><span·class="p">.</span><span·class="p">.</spa[·...·truncated·by·diffoscope;·len:·201,·SHA:·5a2f95064f15bfcbe6faeb4611177a5e7c7347e543335eca3ac295ba46fd4a8b·...·]-19">]</span><span·class="w"> |
| 609 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id=" | 609 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">header</span><span·class="p"·data-group-id="8313701943-38">(</span><span·class="n">DnsHeader</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="8313701943-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="w"> |
| 610 | </span><span·class="nf">query_type</span><span·class="p"·data-group-id=" | 610 | </span><span·class="nf">query_type</span><span·class="p"·data-group-id="8313701943-39">(</span><span·class="p"·data-group-id="8313701943-39">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">axfr</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·424,·SHA:·c49880170a8f08a72646f18d712dc2f9eef05e3f9c441febfdfa42797b54a845·...·]-40">)</span><span·class="w"> |
| 611 | </span><span·class="nf">dns_query</span><span·class="p"·data-group-id=" | 611 | </span><span·class="nf">dns_query</span><span·class="p"·data-group-id="8313701943-41">(</span><span·class="p"·data-group-id="8313701943-41">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsQuery</span><span·class="w"> |
| 612 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id=" | 612 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="8313701943-42">(</span><span·class="n">DnsQuery</span><span·class="p"·data-group-id="8313701943-42">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 613 | ········</span><span·class="p"·data-group-id=" | 613 | ········</span><span·class="p"·data-group-id="8313701943-43">[</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-44">{</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_name</span><span·class="p"·data-group-id="8313701943-45"[·...·truncated·by·diffoscope;·len:·104,·SHA:·ff0ed4f718d16af38b35ade082b9ebeb415e2880c61efb7ed774acca427bdab8·...·]-44">}</span><span·class="w"> |
| 614 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 614 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-46">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">query_type</span><span·class="p"·data-group-id="8313701943-47">(</span><span·class="p"·data-group-id="8313701943-47">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·cdf2709d449e37b90f320f9b781c5f4c83bb864851636466f39b99c1c350cea6·...·]-46">}</span><span·class="w"> |
| 615 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 615 | ········</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-48">{</span><span·class="ss">class</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_class</span><span·class="p"·data-group-id="8313701943-49">(</span><span·class="p"·data-group-id="8313701943-49">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·104,·SHA:·7e7618a873eec7cae088c02cbe3aef9b4e649d076f4b7b0f635ffe575549bced·...·]-43">]</span><span·class="w"> |
| 616 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id=" | 616 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="8313701943-50">(</span><span·class="n">DnsQuery</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="8313701943-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Value</span><span·class="w"> |
| 617 | </span><span·class="nf">dns_rr</span><span·class="p"·data-group-id=" | 617 | </span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="8313701943-51">(</span><span·class="p"·data-group-id="8313701943-51">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">DnsRr</span><span·class="w"> |
| 618 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 618 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="8313701943-52">(</span><span·class="n">DnsRr</span><span·class="p"·data-group-id="8313701943-52">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">DnsRrFields</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">DnsRrOptFields</span><span·class="w"> |
| 619 | ····</span><span·class="n">DnsRrFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 619 | ····</span><span·class="n">DnsRrFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-53">[</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-54">{</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_name</span><span·class="p"·data-group-id="8313701943-55"[·...·truncated·by·diffoscope;·len:·104,·SHA:·bd7c966124c83fe9b7a12434dcfe72f08c27e48f4a56ddedcc9b0925910df950·...·]-54">}</span><span·class="w"> |
| 620 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 620 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-56">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_rr_type</span><span·class="p"·data-group-id="8313701943-57">(</span><span·class="p"·data-group-id="8313701943-57">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·a96a191aeda811506c75e3dbaf0af2f59724c07b5088bc29ba63ed65284a1d03·...·]-56">}</span><span·class="w"> |
| 621 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 621 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-58">{</span><span·class="ss">class</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_class</span><span·class="p"·data-group-id="8313701943-59">(</span><span·class="p"·data-group-id="8313701943-59">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·cdf2709d449e37b90f320f9b781c5f4c83bb864851636466f39b99c1c350cea6·...·]-58">}</span><span·class="w"> |
| 622 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 622 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-60">{</span><span·class="ss">ttl</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8313701943-61">(</span><span·class="p"·data-group-id="8313701943-61">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·d13e20cde66b0690fd595e57dc7ec7f1e2639f706f29cf0fa094729c3a4d4698·...·]-60">}</span><span·class="w"> |
| 623 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 623 | ··················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-62">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_data</span><span·class="p"·data-group-id="8313701943-63">(</span><span·class="p"·data-group-id="8313701943-63">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·102,·SHA:·fa78eccdf325e6889bbc28fccdc5ca7cab0f853f0bcb4bcb951a1d66fcffa8d4·...·]-53">]</span><span·class="w"> |
| 624 | ····</span><span·class="n">DnsRrOptFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 624 | ····</span><span·class="n">DnsRrOptFields</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-64">[</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-65">{</span><span·class="ss">domain</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_name</span><span·class="p"·data-group-id="8313701943-66"[·...·truncated·by·diffoscope;·len:·104,·SHA:·f31128797dbef1c8f3977c029a05b7875d4c57b60f5b9fad595c6988fe02305d·...·]-65">}</span><span·class="w"> |
| 625 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 625 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-67">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">opt</span><span·class="p"·data-group-id="8313701943-67">}</span><span·class="w"> |
| 626 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 626 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-68">{</span><span·class="ss">udp_payload_size</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8313701943-69">(</span><span·class="p"·data-group-id="8313701943-69">)</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·e6c6a723220f23bdb73e9fe06d9f15b9ba9e7afbc11ee5756f40a661bd649e41·...·]-68">}</span><span·class="w"> |
| 627 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 627 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-70">{</span><span·class="ss">ext_rcode</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8313701943-71">(</span><span·class="p"·data-group-id="8313701943-71">)</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·bd2132b2b12869066ae89567c66bf9d9bd169ad90d99e7cf346fea7cce5bd893·...·]-70">}</span><span·class="w"> |
| 628 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 628 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-72">{</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8313701943-73">(</span><span·class="p"·data-group-id="8313701943-73">)</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·cdf2709d449e37b90f320f9b781c5f4c83bb864851636466f39b99c1c350cea6·...·]-72">}</span><span·class="w"> |
| 629 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 629 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-74">{</span><span·class="ss">z</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="8313701943-75">(</span><span·class="p"·data-group-id="8313701943-75">)</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·03b9b71c96d42f0024c0373e67e036d4808797ff6fd797d6913f8ce840c40d16·...·]-74">}</span><span·class="w"> |
| 630 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 630 | ·····················</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="8313701943-76">{</span><span·class="ss">data</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">dns_data</span><span·class="p"·data-group-id="8313701943-77">(</span><span·class="p"·data-group-id="8313701943-77">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·102,·SHA:·c432fec96bcdf43f197df7380efc0806778d44c33ed38bd47c3a16a552be3b30·...·]-64">]</span><span·class="w"> |
| 631 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 631 | ····</span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">rr</span><span·class="p"·data-group-id="8313701943-78">(</span><span·class="n">DnsRr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Field</span><span·class="p"·data-group-id="8313701943-78">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·472,·SHA:·3ce37bb5ea44d5c0c134e93a7eef1ec7a9e6995b25c884dd7478f2fcf656cbc7·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">msg</span><span·class="p">;</span><span·class="w"> |
| 632 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="9 | 632 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="2949609377-3">(</span><span·class="nf">dns_header</span><span·class="p"·data-group-id="2949609377-4">(</span><span·class="p"·data-group-id="2949609377-4">)</span><span·class="p"·data-group-id="2949609377-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">header</span><span·class="p">;</span><span·class="w"> |
| 633 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="9 | 633 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="2949609377-5">(</span><span·class="nf">dns_query</span><span·class="p"·data-group-id="2949609377-6">(</span><span·class="p"·data-group-id="2949609377-6">)</span><span·class="p"·data-group-id="2949609377-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">dns_query</span><span·class="p">;</span><span·class="w"> |
| 634 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="9 | 634 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="2949609377-7">(</span><span·class="nf">dns_rr</span><span·class="p"·data-group-id="2949609377-8">(</span><span·class="p"·data-group-id="2949609377-8">)</span><span·class="p"·data-group-id="2949609377-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">rr</span><span·class="p">;</span><span·class="w"> |
| 635 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="9 | 635 | </span><span·class="nc">inet_dns</span><span·class="p">:</span><span·class="nf">record_type</span><span·class="p"·data-group-id="2949609377-9">(</span><span·class="p">_</span><span·class="p"·data-group-id="2949609377-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">.</span></code></pre><p>So,·<code·class="inline">inet_dns:(inet_dns:record_type(X))(X)</code>·converts·any·of·these·data |
| 636 | structures·into·a·<code·class="inline">{Field,Value}</code>·list.</p> | 636 | structures·into·a·<code·class="inline">{Field,Value}</code>·list.</p> |
| 637 | ··</section> | 637 | ··</section> |
| 638 | </section> | 638 | </section> |
| 639 | <section·class="detail"·id="t:dns_name/0"> | 639 | <section·class="detail"·id="t:dns_name/0"> |
| 640 | ··<div·class="detail-header"> | 640 | ··<div·class="detail-header"> |
| 641 | ····<a·href="#t:dns_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 641 | ····<a·href="#t:dns_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| Offset 1456, 15 lines modified | Offset 1456, 15 lines modified | ||
| 1456 | ······<p·class="built-using"> | 1456 | ······<p·class="built-using"> |
| 1457 | ········Built·using | 1457 | ········Built·using |
| 1458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1460 | ······</p> | 1460 | ······</p> |
| 1461 | <p>Copyright·©·1996-202 | 1461 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1462 | ····</footer> | 1462 | ····</footer> |
| 1463 | ··</div> | 1463 | ··</div> |
| 1464 | </main> | 1464 | </main> |
| 1465 | </div> | 1465 | </div> |
| 1466 | <script> | 1466 | <script> |
| 1467 | ··function·mermaidLoaded()·{ | 1467 | ··function·mermaidLoaded()·{ |
| 1468 | ····mermaid.initialize({ | 1468 | ····mermaid.initialize({ |
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| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:22:32,·uncompressed·size·20,·method=store |
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| 436 | ······<p·class="built-using"> | 436 | ······<p·class="built-using"> |
| 437 | ········Built·using | 437 | ········Built·using |
| 438 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 438 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 439 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 439 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 440 | ······</p> | 440 | ······</p> |
| 441 | <p>Copyright·©·1996-202 | 441 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 442 | ····</footer> | 442 | ····</footer> |
| 443 | ··</div> | 443 | ··</div> |
| 444 | </main> | 444 | </main> |
| 445 | </div> | 445 | </div> |
| 446 | <script> | 446 | <script> |
| 447 | ··function·mermaidLoaded()·{ | 447 | ··function·mermaidLoaded()·{ |
| 448 | ····mermaid.initialize({ | 448 | ····mermaid.initialize({ |
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| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>API·module·for·Logger,·the·standard·logging·facility·in·Erlang/OTP.</p><p>This·module·implements·the·main·API·for·logging·in·Erlang/OTP.·To·create·a·log | 128 | <p>API·module·for·Logger,·the·standard·logging·facility·in·Erlang/OTP.</p><p>This·module·implements·the·main·API·for·logging·in·Erlang/OTP.·To·create·a·log |
| 129 | event,·use·the·<a·href="#logging-api-functions">API·functions</a>·or·the·log | 129 | event,·use·the·<a·href="#logging-api-functions">API·functions</a>·or·the·log |
| 130 | <a·href="#module-macros">macros</a>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id="2 | 130 | <a·href="#module-macros">macros</a>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id="2509871449-1">(</span><span·class="s">"error·happened·because:·</span><span·class="si">~p</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2509871449-2">[</span><span·class="n">Reason</sp[·...·truncated·by·diffoscope;·len:·97,·SHA:·76a4771a853d81f9196faa9419e90cc591f706af6fe20ef35b444ec28a8d7dcf·...·]-1">)</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·With·macro</span><span·class="w"> |
| 131 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="2 | 131 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="2509871449-3">(</span><span·class="s">"error·happened·because:·</span><span·class="si">~p</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2509871449-4">[</span><span·class="n">Reason</sp[·...·truncated·by·diffoscope;·len:·97,·SHA:·0e7a2af26db2e8bd9ffa46b46782eb3f472705f3f73b54495967470f30c8c26b·...·]-3">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Without·macro</span></code></pre><p>To·configure·the·Logger·backend,·use |
| 132 | <a·href="kernel_app.html#logger">Kernel·configuration·parameters</a>·or | 132 | <a·href="kernel_app.html#logger">Kernel·configuration·parameters</a>·or |
| 133 | <a·href="#configuration-api-functions">configuration·functions</a>·in·the·Logger·API.</p><p>By·default,·the·Kernel·application·installs·one·log·handler·at·system·start. | 133 | <a·href="#configuration-api-functions">configuration·functions</a>·in·the·Logger·API.</p><p>By·default,·the·Kernel·application·installs·one·log·handler·at·system·start. |
| 134 | This·handler·is·named·<code·class="inline">default</code>.·It·receives·and·processes·standard·log·events | 134 | This·handler·is·named·<code·class="inline">default</code>.·It·receives·and·processes·standard·log·events |
| 135 | produced·by·the·Erlang·runtime·system,·standard·behaviours·and·different | 135 | produced·by·the·Erlang·runtime·system,·standard·behaviours·and·different |
| 136 | Erlang/OTP·applications.·The·log·events·are·by·default·printed·to·the·terminal.</p><p>If·you·want·your·systems·logs·to·be·printed·to·a·file·instead,·you·must | 136 | Erlang/OTP·applications.·The·log·events·are·by·default·printed·to·the·terminal.</p><p>If·you·want·your·systems·logs·to·be·printed·to·a·file·instead,·you·must |
| 137 | configure·the·default·handler·to·do·so.·The·simplest·way·is·to·include·the | 137 | configure·the·default·handler·to·do·so.·The·simplest·way·is·to·include·the |
| 138 | following·in·your·<a·href="config.html"><code·class="inline">sys.config</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 138 | following·in·your·<a·href="config.html"><code·class="inline">sys.config</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2156180872-1">[</span><span·class="p"·data-group-id="2156180872-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 139 | ··</span><span·class="p"·data-group-id=" | 139 | ··</span><span·class="p"·data-group-id="2156180872-3">[</span><span·class="p"·data-group-id="2156180872-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 140 | ····</span><span·class="p"·data-group-id=" | 140 | ····</span><span·class="p"·data-group-id="2156180872-5">[</span><span·class="p"·data-group-id="2156180872-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 141 | ······</span><span·class="p"·data-group-id=" | 141 | ······</span><span·class="p"·data-group-id="2156180872-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2156180872-8">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=>[·...·truncated·by·diffoscope;·len:·494,·SHA:·77f2fdf3df301437fe9aad9f7633c232291b0483e4aac5e2a9d3668707ae30a6·...·]-1">]</span><span·class="p">.</span></code></pre><p>For·more·information·about:</p><ul><li>the·Logger·facility·in·general,·see·the·<a·href="logger_chapter.html">User's·Guide</a>.</li><li>how·to·configure·Logger,·see·the |
| 142 | <a·href="logger_chapter.html#configuration">Configuration</a>·section·in·the·User's·Guide.</li><li>the·built-in·handlers,·see·<a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a>·and·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>.</li><li>the·built-in·formatter,·see·<a·href="logger_formatter.html"><code·class="inline">logger_formatter</code></a>.</li><li>built-in·filters,·see·<a·href="logger_filters.html"><code·class="inline">logger_filters</code></a>.</li></ul><h2·id="module-macros"·class="section-heading"> | 142 | <a·href="logger_chapter.html#configuration">Configuration</a>·section·in·the·User's·Guide.</li><li>the·built-in·handlers,·see·<a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a>·and·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>.</li><li>the·built-in·formatter,·see·<a·href="logger_formatter.html"><code·class="inline">logger_formatter</code></a>.</li><li>built-in·filters,·see·<a·href="logger_filters.html"><code·class="inline">logger_filters</code></a>.</li></ul><h2·id="module-macros"·class="section-heading"> |
| 143 | ··<a·href="#module-macros"·class="hover-link"> | 143 | ··<a·href="#module-macros"·class="hover-link"> |
| 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 145 | ··</a> | 145 | ··</a> |
| 146 | ··<span·class="text">Macros</span> | 146 | ··<span·class="text">Macros</span> |
| 147 | </h2> | 147 | </h2> |
| 148 | <p>The·following·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module | 148 | <p>The·following·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module |
| 149 | with·the·directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 149 | with·the·directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="6442711652-1">(</span><span·class="s">"kernel/include/logger.hrl"</span><span·class="p"·data-group-id="6442711652-1">)</span><span·class="p">.</span></code></pre><ul><li><code·class="inline">?LOG_EMERGENCY(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_EMERGENCY(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_ALERT(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_ALERT(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_CRITICAL(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_CRITICAL(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_ERROR(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_ERROR(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_WARNING(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_WARNING(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_NOTICE(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_NOTICE(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_INFO(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_INFO(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG_DEBUG(StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG_DEBUG(FunOrFormat,Args[,Metadata])</code></li><li><code·class="inline">?LOG(Level,StringOrReport[,Metadata])</code></li><li><code·class="inline">?LOG(Level,FunOrFormat,Args[,Metadata])</code></li></ul><p>All·macros·expand·to·a·call·to·Logger,·where·<code·class="inline">Level</code>·is·taken·from·the·macro |
| 150 | name,·or·from·the·first·argument·in·the·case·of·the·<code·class="inline">?LOG</code>·macro.·Location·data | 150 | name,·or·from·the·first·argument·in·the·case·of·the·<code·class="inline">?LOG</code>·macro.·Location·data |
| 151 | is·added·to·the·metadata·as·described·under·the·<a·href="#t:metadata/0"><code·class="inline">metadata/0</code></a>·type·definition.</p><p>The·call·is·wrapped·in·a·case·statement·and·will·be·evaluated·only·if·<code·class="inline">Level</code>·is | 151 | is·added·to·the·metadata·as·described·under·the·<a·href="#t:metadata/0"><code·class="inline">metadata/0</code></a>·type·definition.</p><p>The·call·is·wrapped·in·a·case·statement·and·will·be·evaluated·only·if·<code·class="inline">Level</code>·is |
| 152 | equal·to·or·below·the·configured·log·level.</p><h2·id="module-see-also"·class="section-heading"> | 152 | equal·to·or·below·the·configured·log·level.</p><h2·id="module-see-also"·class="section-heading"> |
| 153 | ··<a·href="#module-see-also"·class="hover-link"> | 153 | ··<a·href="#module-see-also"·class="hover-link"> |
| 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 154 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 155 | ··</a> | 155 | ··</a> |
| 156 | ··<span·class="text">See·Also</span> | 156 | ··<span·class="text">See·Also</span> |
| Offset 2304, 21 lines modified | Offset 2304, 21 lines modified | ||
| 2304 | ·········(Level·::·<a·href="#t:level/0">level</a>(),·Fun·::·<a·href="#t:msg_fun/0">msg_fun</a>(),·FunArgs·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·ok.</pre> | 2304 | ·········(Level·::·<a·href="#t:level/0">level</a>(),·Fun·::·<a·href="#t:msg_fun/0">msg_fun</a>(),·FunArgs·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·ok.</pre> |
| 2305 | ······</div> | 2305 | ······</div> |
| 2306 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with | 2306 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with |
| 2307 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and | 2307 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and |
| 2308 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string</span><span·class="gp·unselectable"> | 2308 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string</span><span·class="gp·unselectable"> |
| 2309 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2309 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="2312930900-1">(</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Hello·World"</span><span·class="p"·data-group-id="2312930900-1">)</span><span·class="p">.</span><span·class="w"> |
| 2310 | </span><span·class="c1">%%·A·plain·string·with·metadata</span><span·class="gp·unselectable"> | 2310 | </span><span·class="c1">%%·A·plain·string·with·metadata</span><span·class="gp·unselectable"> |
| 2311 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2311 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="2312930900-2">(</span><span·class="ss">debug</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Hello·World"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2312930900-3">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·264,·SHA:·6ed74fb32b02394f282bbf0b9351774d29a1386968aa038000b45c2c1aebe1d3·...·]0-2">)</span><span·class="p">.</span><span·class="w"> |
| 2312 | </span><span·class="c1">%%·A·format·string·with·arguments</span><span·class="gp·unselectable"> | 2312 | </span><span·class="c1">%%·A·format·string·with·arguments</span><span·class="gp·unselectable"> |
| 2313 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2313 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="2312930900-4">(</span><span·class="ss">warning</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"The·roof·is·on·~ts"</span><span·class="p">,</span><span·class="p"·data-group-id="2312930900-5">[</span><span·class="n">Cause</sp[·...·truncated·by·diffoscope;·len:·96,·SHA:·2c41e74b41eafacfb636f4b8bced19458f5610ae4ae95a71ffef6df4b0cb16e3·...·]0-4">)</span><span·class="p">.</span><span·class="w"> |
| 2314 | </span><span·class="c1">%%·A·report</span><span·class="gp·unselectable"> | 2314 | </span><span·class="c1">%%·A·report</span><span·class="gp·unselectable"> |
| 2315 | 4>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id=" | 2315 | 4>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="2312930900-6">(</span><span·class="ss">warning</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2312930900-7">#{</span><span·class="w">·</span><span·class="ss">what</span><span·class="w">·</span><span·class="p">=></sp[·...·truncated·by·diffoscope;·len:·353,·SHA:·81982884e601f78669386dc9a9f7a03801ed35e26ad34a3ffdbcda67d564466b·...·]0-6">)</span><span·class="p">.</span></code></pre><p>Equivalent·to·<a·href="#log/4"><code·class="inline">log(Level,·FormatOrFun,·Args,·#{})</code></a>·if·called·as |
| 2316 | <code·class="inline">log(Level,·FormatOrFun,·Args)</code>.</p> | 2316 | <code·class="inline">log(Level,·FormatOrFun,·Args)</code>.</p> |
| 2317 | ··</section> | 2317 | ··</section> |
| 2318 | </section> | 2318 | </section> |
| 2319 | <section·class="detail"·id="log/4"> | 2319 | <section·class="detail"·id="log/4"> |
| 2320 | ··<div·class="detail-header"> | 2320 | ··<div·class="detail-header"> |
| 2321 | ····<a·href="#log/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2321 | ····<a·href="#log/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2347, 20 lines modified | Offset 2347, 20 lines modified | ||
| 2347 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with | 2347 | <p>Create·a·log·event·at·the·given·<a·href="logger_chapter.html#log-level">log·level</a>,·with |
| 2348 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and | 2348 | the·given·<a·href="logger_chapter.html#log-message">message</a>·to·be·logged·and |
| 2349 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p>The·message·and·metadata·can·either·be·given·directly·in·the·arguments,·or | 2349 | <a·href="logger_chapter.html#metadata"><em>metadata</em></a>.</p><p>The·message·and·metadata·can·either·be·given·directly·in·the·arguments,·or |
| 2350 | returned·from·a·fun.·Passing·a·fun·instead·of·the·message/metadata·directly·is | 2350 | returned·from·a·fun.·Passing·a·fun·instead·of·the·message/metadata·directly·is |
| 2351 | useful·in·scenarios·when·the·message/metadata·is·very·expensive·to·compute.·This | 2351 | useful·in·scenarios·when·the·message/metadata·is·very·expensive·to·compute.·This |
| 2352 | is·because·the·fun·is·only·evaluated·when·the·message/metadata·is·actually | 2352 | is·because·the·fun·is·only·evaluated·when·the·message/metadata·is·actually |
| 2353 | needed,·which·may·be·not·at·all·if·the·log·event·is·not·to·be·logged.·Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string·with·expensive·metadata</span><span·class="gp·unselectable"> | 2353 | needed,·which·may·be·not·at·all·if·the·log·event·is·not·to·be·logged.·Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·A·plain·string·with·expensive·metadata</span><span·class="gp·unselectable"> |
| 2354 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 2354 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="3492190455-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3492190455-2">(</span><span·class="p"·data-group-id="3492190455-3">[</span><span·class="p"·data-group-id="3492190455-3">]</span><span·class="p"·data-group-id="3492190455-2">)</[·...·truncated·by·diffoscope;·len:·900,·SHA:·7b7b21c9f9ba99169bfdb37563631a1238ed48bbfff8e45a013bf1c48319900e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 2355 | </span><span·class="c1">%%·An·expensive·report</span><span·class="gp·unselectable"> | 2355 | </span><span·class="c1">%%·An·expensive·report</span><span·class="gp·unselectable"> |
| 2356 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id=" | 2356 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id="3492190455-8">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3492190455-9">(</span><span·class="n">What</span><span·class="p"·data-group-id="3492190455-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·727,·SHA:·f8c4bdc3e9f23c2d7525863c449dcc34491a1e1eb0554468d89b77425b41e805·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 2357 | </span><span·class="c1">%%·A·plain·string·with·expensive·metadata·and·normal·metadata</span><span·class="gp·unselectable"> | 2357 | </span><span·class="c1">%%·A·plain·string·with·expensive·metadata·and·normal·metadata</span><span·class="gp·unselectable"> |
| 2358 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id=" | 2358 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id="3492190455-12">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3492190455-13">(</span><span·class="p"·data-group-id="3492190455-14">[</span><span·class="p"·data-group-id="3492190455-14">]</span><span·class="p"·data-group-id="3492190455-13[·...·truncated·by·diffoscope;·len:·859,·SHA:·9ac7dee20b00251fa4862f54656d677be8f0d25ce9aed81e83d494160984a9eb·...·]-18">]</span><span·class="p">,</span><span·class="w"> |
| 2359 | ···············</span><span·class="p"·data-group-id=" | 2359 | ···············</span><span·class="p"·data-group-id="3492190455-19">#{</span><span·class="w">·</span><span·class="ss">meta</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">data</span><span·class="w">·</span><span·class="p"·data-group-id="3492190455-19">}</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·525eb808f6d1e88aad2e8e41baa11b13197996be667a424de29aaa5863f057f1·...·]-12">)</span><span·class="p">.</span></code></pre><p>When·metadata·is·given·both·as·an·argument·and·returned·from·the·fun·they·are |
| 2360 | merged.·If·equal·keys·exists·the·values·are·taken·from·the·metadata·returned·by | 2360 | merged.·If·equal·keys·exists·the·values·are·taken·from·the·metadata·returned·by |
| 2361 | the·fun.</p> | 2361 | the·fun.</p> |
| 2362 | ··</section> | 2362 | ··</section> |
| 2363 | </section> | 2363 | </section> |
| 2364 | <section·class="detail"·id="notice/1"> | 2364 | <section·class="detail"·id="notice/1"> |
| 2365 | ··<div·class="detail-header"> | 2365 | ··<div·class="detail-header"> |
| Offset 2657, 34 lines modified | Offset 2657, 34 lines modified | ||
| 2657 | ······</div> | 2657 | ······</div> |
| 2658 | <p>Reads·the·application·configuration·parameter·<code·class="inline">logger</code>·and·calls | 2658 | <p>Reads·the·application·configuration·parameter·<code·class="inline">logger</code>·and·calls |
| 2659 | <a·href="#add_handlers/1"><code·class="inline">add_handlers/1</code></a>·with·its·contents.</p><p>This·function·should·be·used·by·custom·Logger·handlers·to·make·configuration | 2659 | <a·href="#add_handlers/1"><code·class="inline">add_handlers/1</code></a>·with·its·contents.</p><p>This·function·should·be·used·by·custom·Logger·handlers·to·make·configuration |
| 2660 | consistent·no·matter·which·handler·the·system·uses.·Normal·usage·is·to·add·a | 2660 | consistent·no·matter·which·handler·the·system·uses.·Normal·usage·is·to·add·a |
| 2661 | call·to·<a·href="#add_handlers/1"><code·class="inline">logger:add_handlers/1</code></a>·just·after·the·processes·that·the·handler·needs | 2661 | call·to·<a·href="#add_handlers/1"><code·class="inline">logger:add_handlers/1</code></a>·just·after·the·processes·that·the·handler·needs |
| 2662 | are·started,·and·pass·the·application's·<code·class="inline">logger</code>·configuration·as·the·argument. | 2662 | are·started,·and·pass·the·application's·<code·class="inline">logger</code>·configuration·as·the·argument. |
| 2663 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 2663 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="7336866832-1">(</span><span·class="ss">application</span><span·class="p"·data-group-id="7336866832-1">)</span><span·class="p">.</span><span·class="w"> |
| 2664 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 2664 | </span><span·class="nf">start</span><span·class="p"·data-group-id="7336866832-2">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7336866832-3">[</span><span·class="p"·data-group-id="7336866832-3">]</span><span·class="p"·data-group-id="7336866832-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2665 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 2665 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">supervisor</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="7336866832-4">(</span><span·class="p"·data-group-id="7336866832-5">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_sup</span><span·class="p"·data-group-id="7336866832-5">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·252,·SHA:·17ae0e7422875a0d9ae1502d63e3a8ad801f28694faec31561e891797f79e8f2·...·]-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 2666 | ········</span><span·class="p"·data-group-id=" | 2666 | ········</span><span·class="p"·data-group-id="7336866832-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="7336866832-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2667 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handlers</span><span·class="p"·data-group-id=" | 2667 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handlers</span><span·class="p"·data-group-id="7336866832-8">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="7336866832-8">)</span><span·class="p">,</span><span·class="w"> |
| 2668 | ············</span><span·class="p"·data-group-id=" | 2668 | ············</span><span·class="p"·data-group-id="7336866832-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7336866832-10">[</span><span·class="p"·data-group-id="7[·...·truncated·by·diffoscope;·len:·63,·SHA:·d98875ba7a094b0b1c5bc57c2188741812631fc77a3d562b36e5ebcf3ca6832f·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 2669 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> | 2669 | ········</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Error</span><span·class="w"> |
| 2670 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·reads·the·<code·class="inline">logger</code>·configuration·parameter·from·the·<code·class="inline">my_app</code>·application | 2670 | ·····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>This·reads·the·<code·class="inline">logger</code>·configuration·parameter·from·the·<code·class="inline">my_app</code>·application |
| 2671 | and·starts·the·configured·handlers.·The·contents·of·the·configuration·use·the | 2671 | and·starts·the·configured·handlers.·The·contents·of·the·configuration·use·the |
| 2672 | same·rules·as·the | 2672 | same·rules·as·the |
| 2673 | <a·href="logger_chapter.html#handler-configuration">logger·handler·configuration</a>.</p><p>If·the·handler·is·meant·to·replace·the·default·handler,·the·Kernel's·default | 2673 | <a·href="logger_chapter.html#handler-configuration">logger·handler·configuration</a>.</p><p>If·the·handler·is·meant·to·replace·the·default·handler,·the·Kernel's·default |
| 2674 | handler·have·to·be·disabled·before·the·new·handler·is·added.·A·<code·class="inline">sys.config</code>·file | 2674 | handler·have·to·be·disabled·before·the·new·handler·is·added.·A·<code·class="inline">sys.config</code>·file |
| 2675 | that·disables·the·Kernel·handler·and·adds·a·custom·handler·could·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2675 | that·disables·the·Kernel·handler·and·adds·a·custom·handler·could·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9807207812-1">[</span><span·class="p"·data-group-id="9807207812-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 2676 | ··</span><span·class="p"·data-group-id=" | 2676 | ··</span><span·class="p"·data-group-id="9807207812-3">[</span><span·class="p"·data-group-id="9807207812-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 2677 | ····</span><span·class="c1">%%·Disable·the·default·Kernel·handler</span><span·class="w"> | 2677 | ····</span><span·class="c1">%%·Disable·the·default·Kernel·handler</span><span·class="w"> |
| 2678 | ····</span><span·class="p"·data-group-id=" | 2678 | ····</span><span·class="p"·data-group-id="9807207812-5">[</span><span·class="p"·data-group-id="9807207812-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">undefi[·...·truncated·by·diffoscope;·len:·263,·SHA:·b427a1e6602ee1413433b82f1f97da5a10a056b7777d758ff0d89e49209bebd4·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 2679 | ·</span><span·class="p"·data-group-id=" | 2679 | ·</span><span·class="p"·data-group-id="9807207812-7">{</span><span·class="ss">my_app</span><span·class="p">,</span><span·class="w"> |
| 2680 | ··</span><span·class="p"·data-group-id=" | 2680 | ··</span><span·class="p"·data-group-id="9807207812-8">[</span><span·class="p"·data-group-id="9807207812-9">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 2681 | ····</span><span·class="c1">%%·Enable·this·handler·as·the·default</span><span·class="w"> | 2681 | ····</span><span·class="c1">%%·Enable·this·handler·as·the·default</span><span·class="w"> |
| 2682 | ····</span><span·class="p"·data-group-id=" | 2682 | ····</span><span·class="p"·data-group-id="9807207812-10">[</span><span·class="p"·data-group-id="9807207812-11">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_h[·...·truncated·by·diffoscope;·len:·478,·SHA:·8b73354a038249c9ea74c501333387525d9dfd2b18fdc34e0da681edb259fe59·...·]-1">]</span><span·class="p">.</span></code></pre> |
| 2683 | ··</section> | 2683 | ··</section> |
| 2684 | </section> | 2684 | </section> |
| 2685 | <section·class="detail"·id="add_primary_filter/2"> | 2685 | <section·class="detail"·id="add_primary_filter/2"> |
| 2686 | ··<div·class="detail-header"> | 2686 | ··<div·class="detail-header"> |
| 2687 | ····<a·href="#add_primary_filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2687 | ····<a·href="#add_primary_filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2688 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2688 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 3575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_formatter_config(HandlerId,·FormatterConfig)·->·ok·|·{error,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()} | 3575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_formatter_config(HandlerId,·FormatterConfig)·->·ok·|·{error,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()} |
| 3576 | ·································when | 3576 | ·································when |
| 3577 | ·····································HandlerId·::·<a·href="logger_handler.html#t:id/0">logger_handler:id</a>(), | 3577 | ·····································HandlerId·::·<a·href="logger_handler.html#t:id/0">logger_handler:id</a>(), |
| 3578 | ·····································FormatterConfig·::·<a·href="#t:formatter_config/0">formatter_config</a>().</pre> | 3578 | ·····································FormatterConfig·::·<a·href="#t:formatter_config/0">formatter_config</a>().</pre> |
| 3579 | ······</div> | 3579 | ······</div> |
| 3580 | <p>Update·the·formatter·configuration·for·the·specified·handler.</p><p>The·new·configuration·is·merged·with·the·existing·formatter·configuration.</p><p>To·overwrite·the·existing·configuration·without·any·merge,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 3580 | <p>Update·the·formatter·configuration·for·the·specified·handler.</p><p>The·new·configuration·is·merged·with·the·existing·formatter·configuration.</p><p>To·overwrite·the·existing·configuration·without·any·merge,·use</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="7750125298-1">(</span><span·class="n">HandlerId</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="p">,</span><span·class="w"> |
| 3581 | » ······</span><span·class="p"·data-group-id=" | 3581 | » ······</span><span·class="p"·data-group-id="7750125298-2">{</span><span·class="n">FormatterModule</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FormatterConfig</span><span·class="p"·data-group-id="7750125298-2">}</span><span·class="p"·data-group-id="7750125298-1">)</span><span·class="p">.</span></code></pre> |
| 3582 | ··</section> | 3582 | ··</section> |
| 3583 | </section> | 3583 | </section> |
| 3584 | <section·class="detail"·id="update_formatter_config/3"> | 3584 | <section·class="detail"·id="update_formatter_config/3"> |
| 3585 | ··<div·class="detail-header"> | 3585 | ··<div·class="detail-header"> |
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| 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 186 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 187 | ··</a> | 187 | ··</a> |
| 188 | ··<span·class="text">Logger·API</span> | 188 | ··<span·class="text">Logger·API</span> |
| 189 | </h2> | 189 | </h2> |
| 190 | <p>The·API·for·logging·consists·of·a·set·of·<a·href="logger.html#module-macros">macros</a>,·and·a·set | 190 | <p>The·API·for·logging·consists·of·a·set·of·<a·href="logger.html#module-macros">macros</a>,·and·a·set |
| 191 | of·functions·on·the·form·<code·class="inline">logger:Level/1,2,3</code>,·which·are·all·shortcuts·for | 191 | of·functions·on·the·form·<code·class="inline">logger:Level/1,2,3</code>,·which·are·all·shortcuts·for |
| 192 | <a·href="logger.html#log/2"><code·class="inline">logger:log(Level,Arg1[,Arg2[,Arg3]])</code></a>.</p><p>The·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module·with·the | 192 | <a·href="logger.html#log/2"><code·class="inline">logger:log(Level,Arg1[,Arg2[,Arg3]])</code></a>.</p><p>The·macros·are·defined·in·<code·class="inline">logger.hrl</code>,·which·is·included·in·a·module·with·the |
| 193 | directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 193 | directive</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9943021897-1">(</span><span·class="s">"kernel/include/logger.hrl"</span><span·class="p"·data-group-id="9943021897-1">)</span><span·class="p">.</span></code></pre><p>The·difference·between·using·the·macros·and·the·exported·functions·is·that |
| 194 | macros·add·location·(originator)·information·to·the·metadata,·and·performs·lazy | 194 | macros·add·location·(originator)·information·to·the·metadata,·and·performs·lazy |
| 195 | evaluation·by·wrapping·the·logger·call·in·a·case·statement,·so·it·is·only | 195 | evaluation·by·wrapping·the·logger·call·in·a·case·statement,·so·it·is·only |
| 196 | evaluated·if·the·log·level·of·the·event·passes·the·primary·log·level·check.</p><h3·id="log-level"·class="section-heading"> | 196 | evaluated·if·the·log·level·of·the·event·passes·the·primary·log·level·check.</p><h3·id="log-level"·class="section-heading"> |
| 197 | ··<a·href="#log-level"·class="hover-link"> | 197 | ··<a·href="#log-level"·class="hover-link"> |
| 198 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 198 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 199 | ··</a> | 199 | ··</a> |
| 200 | ··<span·class="text">Log·Level</span> | 200 | ··<span·class="text">Log·Level</span> |
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| 208 | ··<a·href="#log-message"·class="hover-link"> | 208 | ··<a·href="#log-message"·class="hover-link"> |
| 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 209 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 210 | ··</a> | 210 | ··</a> |
| 211 | ··<span·class="text">Log·Message</span> | 211 | ··<span·class="text">Log·Message</span> |
| 212 | </h3> | 212 | </h3> |
| 213 | <p>The·log·message·contains·the·information·to·be·logged.·The·message·can·consist | 213 | <p>The·log·message·contains·the·information·to·be·logged.·The·message·can·consist |
| 214 | of·a·format·string·and·arguments·(given·as·two·separate·parameters·in·the·Logger | 214 | of·a·format·string·and·arguments·(given·as·two·separate·parameters·in·the·Logger |
| 215 | API),·a·string·or·a·report.</p><p>Example,·format·string·and·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 215 | API),·a·string·or·a·report.</p><p>Example,·format·string·and·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="2862278977-1">(</span><span·class="s">"The·file·does·not·exist:·~ts"</span><span·class="p">,</span><span·class="p"·data-group-id="2862278977-2">[</span><span·class="n">Filename</span><span·class="p"·data-group-id="2862278977-2">]</span><span·clas[·...·truncated·by·diffoscope;·len:·367,·SHA:·177a8fe2de13d5d9ada15a38c3d52d5ec0e09685ec4847e2264ac48e25218c3d·...·]-1">)</span></code></pre><p>A·report,·which·is·either·a·map·or·a·key-value·list,·is·the·preferred·way·to·log |
| 216 | using·Logger·as·it·makes·it·possible·for·different·backends·to·filter·and·format | 216 | using·Logger·as·it·makes·it·possible·for·different·backends·to·filter·and·format |
| 217 | the·log·event·as·it·needs·to.</p><p>Example,·report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id=" | 217 | the·log·event·as·it·needs·to.</p><p>Example,·report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">LOG_ERROR</span><span·class="p"·data-group-id="2631298651-1">(</span><span·class="p"·data-group-id="2631298651-2">#{</span><span·class="w">·</span><span·class="ss">user</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">joe</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·464,·SHA:·a7cff6d76838f3e20855ba5caa0cf27e4349c6f75f7f2a59d6791f21d0bd777c·...·]-1">)</span></code></pre><p>Reports·can·be·accompanied·by·a·<em>report·callback</em>·specified·in·the·log·event's |
| 218 | <a·href="#metadata">metadata</a>.·The·report·callback·is·a·convenience | 218 | <a·href="#metadata">metadata</a>.·The·report·callback·is·a·convenience |
| 219 | function·that·the·<a·href="#formatters">formatter</a>·can·use·to·convert | 219 | function·that·the·<a·href="#formatters">formatter</a>·can·use·to·convert |
| 220 | the·report·to·a·format·string·and·arguments,·or·directly·to·a·string.·The | 220 | the·report·to·a·format·string·and·arguments,·or·directly·to·a·string.·The |
| 221 | formatter·can·also·use·its·own·conversion·function,·if·no·callback·is·provided, | 221 | formatter·can·also·use·its·own·conversion·function,·if·no·callback·is·provided, |
| 222 | or·if·a·customized·formatting·is·desired.</p><p>The·report·callback·must·be·a·fun·with·one·or·two·arguments.·If·it·takes·one | 222 | or·if·a·customized·formatting·is·desired.</p><p>The·report·callback·must·be·a·fun·with·one·or·two·arguments.·If·it·takes·one |
| 223 | argument,·this·is·the·report·itself,·and·the·fun·returns·a·format·string·and | 223 | argument,·this·is·the·report·itself,·and·the·fun·returns·a·format·string·and |
| 224 | arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 224 | arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="9681943938-1">(</span><span·class="p"·data-group-id="9681943938-2">(</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">report</span><span·class="p"·data-group-id="9681943938-3">(</span><span·class="p"·data-group-id="9681943938-3"[·...·truncated·by·diffoscope;·len:·735,·SHA:·ee4861581b405ee103856b91bb31bbe08f29b32b15cd6aed7a067bc1ff7eedfd·...·]-1">)</span></code></pre><p>If·it·takes·two·arguments,·the·first·is·the·report,·and·the·second·is·a·map |
| 225 | containing·extra·data·that·allows·direct·conversion·to·a·string:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 225 | containing·extra·data·that·allows·direct·conversion·to·a·string:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="6218170461-1">(</span><span·class="p"·data-group-id="6218170461-2">(</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">report</span><span·class="p"·data-group-id="6218170461-3">(</span><span·class="p"·data-group-id="6218170461-3"[·...·truncated·by·diffoscope;·len:·596,·SHA:·16b32dd5c0af8f128f0c9f99f8ece6704843046d76ba8d4eff4fdab6b394a542·...·]-1">)</span></code></pre><p>The·fun·must·obey·the·<code·class="inline">depth</code>·and·<code·class="inline">chars_limit</code>·parameters·provided·in·the |
| 226 | second·argument,·as·the·formatter·cannot·do·anything·useful·of·these·parameters | 226 | second·argument,·as·the·formatter·cannot·do·anything·useful·of·these·parameters |
| 227 | with·the·returned·string.·The·extra·data·also·contains·a·field·named | 227 | with·the·returned·string.·The·extra·data·also·contains·a·field·named |
| 228 | <code·class="inline">single_line</code>,·indicating·if·the·printed·log·message·may·contain·line·breaks·or | 228 | <code·class="inline">single_line</code>,·indicating·if·the·printed·log·message·may·contain·line·breaks·or |
| 229 | not.·This·variant·is·used·when·the·formatting·of·the·report·depends·on·the·size | 229 | not.·This·variant·is·used·when·the·formatting·of·the·report·depends·on·the·size |
| 230 | or·single·line·parameters.</p><p>Example,·report,·and·metadata·with·report·callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id=" | 230 | or·single·line·parameters.</p><p>Example,·report,·and·metadata·with·report·callback:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">debug</span><span·class="p"·data-group-id="1371471641-1">(</span><span·class="p"·data-group-id="1371471641-2">#{</span><span·class="ss">got</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">connection_request</span><span·class="p">,</span><span·class[·...·truncated·by·diffoscope;·len:·362,·SHA:·8b7f7da23d63e2c4baa12dd91bfe2c221caeb880f5ee1ea1a8938c397aaa3f48·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 231 | ·············</span><span·class="p"·data-group-id=" | 231 | ·············</span><span·class="p"·data-group-id="1371471641-3">#{</span><span·class="ss">report_cb</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1371471641-4">(</span><span·class="n">R</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·597,·SHA:·8ee55813ee285a6b0fec7909b1e0c6071e47f0c45dae7cb3082e029cdc4eb97f·...·]-1">)</span></code></pre><p>The·log·message·can·also·be·provided·through·a·fun·for·lazy·evaluation.·The·fun |
| 232 | is·only·evaluated·if·the·primary·log·level·check·passes,·and·is·therefore | 232 | is·only·evaluated·if·the·primary·log·level·check·passes,·and·is·therefore |
| 233 | recommended·if·it·is·expensive·to·generate·the·message.·The·lazy·fun·must·return | 233 | recommended·if·it·is·expensive·to·generate·the·message.·The·lazy·fun·must·return |
| 234 | a·string,·a·report,·or·a·tuple·with·format·string·and·arguments.</p><h3·id="metadata"·class="section-heading"> | 234 | a·string,·a·report,·or·a·tuple·with·format·string·and·arguments.</p><h3·id="metadata"·class="section-heading"> |
| 235 | ··<a·href="#metadata"·class="hover-link"> | 235 | ··<a·href="#metadata"·class="hover-link"> |
| 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 237 | ··</a> | 237 | ··</a> |
| 238 | ··<span·class="text">Metadata</span> | 238 | ··<span·class="text">Metadata</span> |
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| 412 | with·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>,·which·is·specified·with | 412 | with·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·Error·Logging</a>,·which·is·specified·with |
| 413 | <a·href="#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>.</p><p>With·this·parameter,·you·can·modify·or·disable·the·default·handler,·add·custom | 413 | <a·href="#logger_sasl_compatible"><code·class="inline">logger_sasl_compatible</code></a>.</p><p>With·this·parameter,·you·can·modify·or·disable·the·default·handler,·add·custom |
| 414 | handlers·and·primary·logger·filters,·set·log·levels·per·module,·and·modify·the | 414 | handlers·and·primary·logger·filters,·set·log·levels·per·module,·and·modify·the |
| 415 | <a·href="#logger-proxy">proxy</a>·configuration.</p><p><code·class="inline">Config</code>·is·any·(zero·or·more)·of·the·following:</p><ul><li><p><strong><code·class="inline">{handler,·default,·undefined}</code></strong>·-·Disables·the·default·handler.·This | 415 | <a·href="#logger-proxy">proxy</a>·configuration.</p><p><code·class="inline">Config</code>·is·any·(zero·or·more)·of·the·following:</p><ul><li><p><strong><code·class="inline">{handler,·default,·undefined}</code></strong>·-·Disables·the·default·handler.·This |
| 416 | allows·another·application·to·add·its·own·default·handler.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{handler,·HandlerId,·Module,·HandlerConfig}</code></strong>·-·If·<code·class="inline">HandlerId</code>·is | 416 | allows·another·application·to·add·its·own·default·handler.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{handler,·HandlerId,·Module,·HandlerConfig}</code></strong>·-·If·<code·class="inline">HandlerId</code>·is |
| 417 | <code·class="inline">default</code>,·then·this·entry·modifies·the·default·handler,·equivalent·to | 417 | <code·class="inline">default</code>,·then·this·entry·modifies·the·default·handler,·equivalent·to |
| 418 | calling</p><pre><code·class="text">········logger:remove_handler(default) | 418 | calling</p><pre><code·class="text">········logger:remove_handler(default) |
| 419 | </code></pre><p>followed·by</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 419 | </code></pre><p>followed·by</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="9020062605-1">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HandlerConfig</span><span·class="p"·data-group-id="9020062605-1">)</span><span·class="w"> |
| 420 | </span></code></pre><p>For·all·other·values·of·<code·class="inline">HandlerId</code>,·this·entry·adds·a·new·handler, | 420 | </span></code></pre><p>For·all·other·values·of·<code·class="inline">HandlerId</code>,·this·entry·adds·a·new·handler, |
| 421 | equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 421 | equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="0151746460-1">(</span><span·class="n">HandlerId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HandlerConfig</span><span·class="p"·data-group-id="0151746460-1">)</span><span·class="w"> |
| 422 | </span></code></pre><p>Multiple·entries·of·this·type·are·allowed.</p></li><li><p><strong><code·class="inline">{filters,·FilterDefault,·[Filter]}</code></strong>·-·Adds·the·specified·primary | 422 | </span></code></pre><p>Multiple·entries·of·this·type·are·allowed.</p></li><li><p><strong><code·class="inline">{filters,·FilterDefault,·[Filter]}</code></strong>·-·Adds·the·specified·primary |
| 423 | filters.</p><ul><li><p><code·class="inline">FilterDefault·=·log·|·stop</code></p></li><li><code·class="inline">Filter·=·{FilterId,·{FilterFun,·FilterConfig}}</code></li></ul><p>Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_primary_filter</span><span·class="p"·data-group-id=" | 423 | filters.</p><ul><li><p><code·class="inline">FilterDefault·=·log·|·stop</code></p></li><li><code·class="inline">Filter·=·{FilterId,·{FilterFun,·FilterConfig}}</code></li></ul><p>Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_primary_filter</span><span·class="p"·data-group-id="6412119765-1">(</span><span·class="n">FilterId</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6412119765-2">{</span><span·class="n">FilterFun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filter[·...·truncated·by·diffoscope;·len:·107,·SHA:·9a7377d1282025c6158713f0980c722afae551d5bb5f0333449edb89c0f3f366·...·]-1">)</span><span·class="w"> |
| 424 | </span></code></pre><p>for·each·<code·class="inline">Filter</code>.</p><p><code·class="inline">FilterDefault</code>·specifies·the·behaviour·if·all·primary·filters·return | 424 | </span></code></pre><p>for·each·<code·class="inline">Filter</code>.</p><p><code·class="inline">FilterDefault</code>·specifies·the·behaviour·if·all·primary·filters·return |
| 425 | <code·class="inline">ignore</code>,·see·section·<a·href="#filters">Filters</a>.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{module_level,·Level,·[Module]}</code></strong>·-·Sets·module·log·level·for·the·given | 425 | <code·class="inline">ignore</code>,·see·section·<a·href="#filters">Filters</a>.</p><p>Only·one·entry·of·this·type·is·allowed.</p></li><li><p><strong><code·class="inline">{module_level,·Level,·[Module]}</code></strong>·-·Sets·module·log·level·for·the·given |
| 426 | modules.·Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_module_level</span><span·class="p"·data-group-id=" | 426 | modules.·Equivalent·to·calling</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_module_level</span><span·class="p"·data-group-id="2416320597-1">(</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Level</span><span·class="p"·data-group-id="2416320597-1">)</span></code></pre><p>for·each·<code·class="inline">Module</code>.</p><p>Multiple·entries·of·this·type·are·allowed.</p></li><li><p><strong><code·class="inline">{proxy,·ProxyConfig}</code></strong>·-·Sets·the·proxy·configuration,·equivalent·to |
| 427 | calling</p><pre><code·class="text">········logger:set_proxy_config(ProxyConfig) | 427 | calling</p><pre><code·class="text">········logger:set_proxy_config(ProxyConfig) |
| 428 | </code></pre><p>Only·one·entry·of·this·type·is·allowed.</p></li></ul><p>See·section·<a·href="#configuration-examples">Configuration·Examples</a>·for | 428 | </code></pre><p>Only·one·entry·of·this·type·is·allowed.</p></li></ul><p>See·section·<a·href="#configuration-examples">Configuration·Examples</a>·for |
| 429 | examples·using·the·<code·class="inline">logger</code>·parameter·for·system·configuration.</p></li><li><p><strong><code·class="inline"·id="logger_metadata">logger_metadata·=·map()</code></strong>·-·Specifies·the·primary | 429 | examples·using·the·<code·class="inline">logger</code>·parameter·for·system·configuration.</p></li><li><p><strong><code·class="inline"·id="logger_metadata">logger_metadata·=·map()</code></strong>·-·Specifies·the·primary |
| 430 | metadata.·See·the·<a·href="kernel_app.html#logger_metadata"><code·class="inline">kernel(6)</code></a>·manual·page·for | 430 | metadata.·See·the·<a·href="kernel_app.html#logger_metadata"><code·class="inline">kernel(6)</code></a>·manual·page·for |
| 431 | more·information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_level">logger_level·=·Level</code></strong>·-·Specifies·the·primary·log | 431 | more·information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_level">logger_level·=·Level</code></strong>·-·Specifies·the·primary·log |
| 432 | level.·See·the·<a·href="kernel_app.html#logger_level"><code·class="inline">kernel(6)</code></a>·manual·page·for·more | 432 | level.·See·the·<a·href="kernel_app.html#logger_level"><code·class="inline">kernel(6)</code></a>·manual·page·for·more |
| 433 | information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_sasl_compatible">logger_sasl_compatible·=·true·|·false</code></strong>·- | 433 | information·about·this·parameter.</p></li><li><p><strong><code·class="inline"·id="logger_sasl_compatible">logger_sasl_compatible·=·true·|·false</code></strong>·- |
| Offset 442, 39 lines modified | Offset 442, 39 lines modified | ||
| 442 | </h3> | 442 | </h3> |
| 443 | <p>The·value·of·the·Kernel·configuration·parameter·<code·class="inline">logger</code>·is·a·list·of·tuples.·It | 443 | <p>The·value·of·the·Kernel·configuration·parameter·<code·class="inline">logger</code>·is·a·list·of·tuples.·It |
| 444 | is·possible·to·write·the·term·on·the·command·line·when·starting·an·erlang·node, | 444 | is·possible·to·write·the·term·on·the·command·line·when·starting·an·erlang·node, |
| 445 | but·as·the·term·grows,·a·better·approach·is·to·use·the·system·configuration | 445 | but·as·the·term·grows,·a·better·approach·is·to·use·the·system·configuration |
| 446 | file.·See·the·<a·href="config.html"><code·class="inline">config(4)</code></a>·manual·page·for·more·information·about | 446 | file.·See·the·<a·href="config.html"><code·class="inline">config(4)</code></a>·manual·page·for·more·information·about |
| 447 | this·file.</p><p>Each·of·the·following·examples·shows·a·simple·system·configuration·file·that | 447 | this·file.</p><p>Each·of·the·following·examples·shows·a·simple·system·configuration·file·that |
| 448 | configures·Logger·according·to·the·description.</p><p>Modify·the·default·handler·to·print·to·a·file·instead·of | 448 | configures·Logger·according·to·the·description.</p><p>Modify·the·default·handler·to·print·to·a·file·instead·of |
| 449 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 449 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8847472175-1">[</span><span·class="p"·data-group-id="8847472175-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 450 | ··</span><span·class="p"·data-group-id=" | 450 | ··</span><span·class="p"·data-group-id="8847472175-3">[</span><span·class="p"·data-group-id="8847472175-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 451 | ····</span><span·class="p"·data-group-id=" | 451 | ····</span><span·class="p"·data-group-id="8847472175-5">[</span><span·class="p"·data-group-id="8847472175-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·{handler,·HandlerId,·Module,</span><span·class="w"> |
| 452 | ······</span><span·class="p"·data-group-id="4164051866-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4164051866-8">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/erlang.log"</span><span·class="p"·data-group-id="4164051866-8">}</span><span·class="p"·data-group-id="4164051866-7">}</span><span·class="p"·data-group-id="4164051866-6">}</span><span·class="w">··</span><span·class="c1">%·Config}</span><span·class="w"> | ||
| 453 | ····</span><span·class="p"·data-group-id=" | 452 | ······</span><span·class="p"·data-group-id="8847472175-7">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8847472175-8">#{</span><span·class="ss">file</span><span[·...·truncated·by·diffoscope;·len:·330,·SHA:·203c82623727716e8d8148f40a03059bcd4ab078bb3ca455bed07eec7ee7f5b2·...·]</span><span·class="w"> |
| 453 | ····</span><span·class="p"·data-group-id="8847472175-5">]</span><span·class="p"·data-group-id="8847472175-4">}</span><span·class="p"·data-group-id="8847472175-3">]</span><span·class="p"·data-group-id="8847472175-2">}</span><span·class="p"·data-group-id="8847472175-1">]</span><span·class="p">.</span></code></pre><p>Modify·the·default·handler·to·print·each·log·event·as·a·single·line:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0983945876-1">[</span><span·class="p"·data-group-id="0983945876-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> | ||
| 454 | ··</span><span·class="p"·data-group-id=" | 454 | ··</span><span·class="p"·data-group-id="0983945876-3">[</span><span·class="p"·data-group-id="0983945876-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 455 | ····</span><span·class="p"·data-group-id=" | 455 | ····</span><span·class="p"·data-group-id="0983945876-5">[</span><span·class="p"·data-group-id="0983945876-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 456 | ······</span><span·class="p"·data-group-id=" | 456 | ······</span><span·class="p"·data-group-id="0983945876-7">#{</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0983945876-8">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·410,·SHA:·72987c990b6bb8fadca374eb6127b1e902f307f765b431c480a5758004fe8698·...·]-6">}</span><span·class="w"> |
| 457 | ····</span><span·class="p"·data-group-id=" | 457 | ····</span><span·class="p"·data-group-id="0983945876-5">]</span><span·class="p"·data-group-id="0983945876-4">}</span><span·class="p"·data-group-id="0983945876-3">]</span><span·class="p"·data-group-id="0983945876-2">}</span><span·class="p"·data-group-id="0983945876-1">]</span><span·class="p">.</span></code></pre><p>Modify·the·default·handler·to·print·the·pid·of·the·logging·process·for·each·log |
| 458 | event:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 458 | event:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3160849662-1">[</span><span·class="p"·data-group-id="3160849662-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 459 | ··</span><span·class="p"·data-group-id=" | 459 | ··</span><span·class="p"·data-group-id="3160849662-3">[</span><span·class="p"·data-group-id="3160849662-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 460 | ····</span><span·class="p"·data-group-id=" | 460 | ····</span><span·class="p"·data-group-id="3160849662-5">[</span><span·class="p"·data-group-id="3160849662-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 461 | ······</span><span·class="p"·data-group-id=" | 461 | ······</span><span·class="p"·data-group-id="3160849662-7">#{</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3160849662-8">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·class="w"> |
| 462 | ························</span><span·class="p"·data-group-id=" | 462 | ························</span><span·class="p"·data-group-id="3160849662-9">#{</span><span·class="ss">template</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3160849662-10">[</span><span·class="ss">time</span><span·class="p">,</span><span·class="s">&qu[·...·truncated·by·diffoscope;·len:·494,·SHA:·6739b7fd717d52cfdf4201642ec19c42d2fd368548b376b1eee01c8e993326f6·...·]-6">}</span><span·class="w"> |
| 463 | ····</span><span·class="p"·data-group-id=" | 463 | ····</span><span·class="p"·data-group-id="3160849662-5">]</span><span·class="p"·data-group-id="3160849662-4">}</span><span·class="p"·data-group-id="3160849662-3">]</span><span·class="p"·data-group-id="3160849662-2">}</span><span·class="p"·data-group-id="3160849662-1">]</span><span·class="p">.</span></code></pre><p>Modify·the·default·handler·to·only·print·errors·and·more·severe·log·events·to |
| 464 | "log/erlang.log",·and·add·another·handler·to·print·all·log·events·to | 464 | "log/erlang.log",·and·add·another·handler·to·print·all·log·events·to |
| 465 | "log/debug.log".</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 465 | "log/debug.log".</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3130162576-1">[</span><span·class="p"·data-group-id="3130162576-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 466 | ··</span><span·class="p"·data-group-id=" | 466 | ··</span><span·class="p"·data-group-id="3130162576-3">[</span><span·class="p"·data-group-id="3130162576-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 467 | ····</span><span·class="p"·data-group-id=" | 467 | ····</span><span·class="p"·data-group-id="3130162576-5">[</span><span·class="p"·data-group-id="3130162576-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 468 | ······</span><span·class="p"·data-group-id=" | 468 | ······</span><span·class="p"·data-group-id="3130162576-7">#{</span><span·class="ss">level</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">,</span><span·class="w"> |
| 469 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 469 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3130162576-8">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/erlang.log"</span><span·class="p"·data-group-id="3130162576-8">}</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·67,·SHA:·6a2e1f47365fd1d8f267a5757b02c705180800ee42334fcd194e9242179e26bb·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 470 | ·····</span><span·class="p"·data-group-id=" | 470 | ·····</span><span·class="p"·data-group-id="3130162576-9">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 471 | ······</span><span·class="p"·data-group-id=" | 471 | ······</span><span·class="p"·data-group-id="3130162576-10">#{</span><span·class="ss">level</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">debug</span><span·class="p">,</span><span·class="w"> |
| 472 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 472 | ········</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3130162576-11">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/debug.log"</span><span·class="p"·data-group-id="3130162576-11">}</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·69,·SHA:·1154b0ffe04c07f324b2d75e3bd9f40404cc2f29c8c7b06e42a349557f881ae9·...·]-9">}</span><span·class="w"> |
| 473 | ····</span><span·class="p"·data-group-id=" | 473 | ····</span><span·class="p"·data-group-id="3130162576-5">]</span><span·class="p"·data-group-id="3130162576-4">}</span><span·class="p"·data-group-id="3130162576-3">]</span><span·class="p"·data-group-id="3130162576-2">}</span><span·class="p"·data-group-id="3130162576-1">]</span><span·class="p">.</span></code></pre><h2·id="backwards-compatibility-with-error_logger"·class="section-heading"> |
| 474 | ··<a·href="#backwards-compatibility-with-error_logger"·class="hover-link"> | 474 | ··<a·href="#backwards-compatibility-with-error_logger"·class="hover-link"> |
| 475 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 475 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 476 | ··</a> | 476 | ··</a> |
| 477 | ··<span·class="text">Backwards·Compatibility·with·error_logger</span> | 477 | ··<span·class="text">Backwards·Compatibility·with·error_logger</span> |
| 478 | </h2> | 478 | </h2> |
| 479 | <p>Logger·provides·backwards·compatibility·with·<code·class="inline">error_logger</code>·in·the·following | 479 | <p>Logger·provides·backwards·compatibility·with·<code·class="inline">error_logger</code>·in·the·following |
| 480 | ways:</p><ul><li><p><strong>API·for·Logging</strong>·-·The·<code·class="inline">error_logger</code>·API·still·exists,·but·should·only·be | 480 | ways:</p><ul><li><p><strong>API·for·Logging</strong>·-·The·<code·class="inline">error_logger</code>·API·still·exists,·but·should·only·be |
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| 507 | <code·class="inline">true</code>.·The | 507 | <code·class="inline">true</code>.·The |
| 508 | <a·href="../../../../lib/sasl-4.2.2/doc/html/sasl_app.html#deprecated_error_logger_config">SASL·configuration·parameters</a> | 508 | <a·href="../../../../lib/sasl-4.2.2/doc/html/sasl_app.html#deprecated_error_logger_config">SASL·configuration·parameters</a> |
| 509 | can·then·be·used·as·before,·and·the·SASL·reports·will·only·be·printed·if·the | 509 | can·then·be·used·as·before,·and·the·SASL·reports·will·only·be·printed·if·the |
| 510 | SASL·application·is·running,·through·a·second·log·handler·named·<code·class="inline">sasl</code>.</p><p>All·SASL·reports·have·a·metadata·field·<code·class="inline">domain</code>·which·is·set·to·<code·class="inline">[otp,sasl]</code>. | 510 | SASL·application·is·running,·through·a·second·log·handler·named·<code·class="inline">sasl</code>.</p><p>All·SASL·reports·have·a·metadata·field·<code·class="inline">domain</code>·which·is·set·to·<code·class="inline">[otp,sasl]</code>. |
| 511 | This·field·can·be·used·by·filters·to·stop·or·allow·the·log·events.</p><p>See·section·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·User's·Guide</a>·for·more | 511 | This·field·can·be·used·by·filters·to·stop·or·allow·the·log·events.</p><p>See·section·<a·href="../../../../lib/sasl-4.2.2/doc/html/error_logging.html">SASL·User's·Guide</a>·for·more |
| 512 | information·about·the·old·SASL·error·logging·functionality.</p></li><li><p><strong><a·href=""·id="legacy_event_handlers"></a>·Legacy·Event·Handlers</strong><br/>To·use·event·handlers·written·for·<code·class="inline">error_logger</code>,·just·add·your·event·handler | 512 | information·about·the·old·SASL·error·logging·functionality.</p></li><li><p><strong><a·href=""·id="legacy_event_handlers"></a>·Legacy·Event·Handlers</strong><br/>To·use·event·handlers·written·for·<code·class="inline">error_logger</code>,·just·add·your·event·handler |
| 513 | with</p><pre><code·class="text">error_logger:add_report_handler/1,2.</code></pre><p>This·automatically·starts·the·error·logger·event·manager,·and·adds | 513 | with</p><pre><code·class="text">error_logger:add_report_handler/1,2.</code></pre><p>This·automatically·starts·the·error·logger·event·manager,·and·adds |
| 514 | <code·class="inline">error_logger</code>·as·a·handler·to·Logger,·with·the·following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 514 | <code·class="inline">error_logger</code>·as·a·handler·to·Logger,·with·the·following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8985075636-1">#{</span><span·class="ss">level</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">info</span><span·class="p">,</span><span·class="w"> |
| 515 | ··</span><span·class="ss">filter_default</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">log</span><span·class="p">,</span><span·class="w"> | 515 | ··</span><span·class="ss">filter_default</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">log</span><span·class="p">,</span><span·class="w"> |
| 516 | ··</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 516 | ··</span><span·class="ss">filters</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="8985075636-2">[</span><span·class="p"·data-group-id="8985075636-2">]</span><span·class="p"·data-group-id="8985075636-1">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·handler·ignores·events·that·do·not·originate·from·the·<code·class="inline">error_logger</code> |
| 517 | API,·or·from·within·OTP.·This·means·that·if·your·code·uses·the·Logger·API | 517 | API,·or·from·within·OTP.·This·means·that·if·your·code·uses·the·Logger·API |
| 518 | for·logging,·then·your·log·events·will·be·discarded·by·this·handler.</p><p>The·handler·is·not·overload·protected.</p></section></li></ul><h2·id="error-handling"·class="section-heading"> | 518 | for·logging,·then·your·log·events·will·be·discarded·by·this·handler.</p><p>The·handler·is·not·overload·protected.</p></section></li></ul><h2·id="error-handling"·class="section-heading"> |
| 519 | ··<a·href="#error-handling"·class="hover-link"> | 519 | ··<a·href="#error-handling"·class="hover-link"> |
| 520 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 520 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 521 | ··</a> | 521 | ··</a> |
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| 140 | </h2> | 140 | </h2> |
| 141 | <h3·id="print-the-primary-logger-configurations"·class="section-heading"> | 141 | <h3·id="print-the-primary-logger-configurations"·class="section-heading"> |
| 142 | ··<a·href="#print-the-primary-logger-configurations"·class="hover-link"> | 142 | ··<a·href="#print-the-primary-logger-configurations"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">Print·the·primary·Logger·configurations.</span> | 145 | ··<span·class="text">Print·the·primary·Logger·configurations.</span> |
| 146 | </h3> | 146 | </h3> |
| 147 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id=" | 147 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id="8139570527-1">(</span><span·class="ss">primary</span><span·class="p"·data-group-id="8139570527-1">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="n">Primary</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> | 148 | </span><span·class="n">Primary</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> |
| 149 | ····</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">notice</span><span·class="w"> | 149 | ····</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">notice</span><span·class="w"> |
| 150 | ····</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">log</span><span·class="w"> | 150 | ····</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">log</span><span·class="w"> |
| 151 | ····</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> | 151 | ····</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> |
| 152 | ········</span><span·class="p"·data-group-id=" | 152 | ········</span><span·class="p"·data-group-id="8139570527-2">(</span><span·class="ss">none</span><span·class="p"·data-group-id="8139570527-2">)</span></code></pre><p>It·is·also·possible·to·fetch·the·configuration·using |
| 153 | <a·href="logger.html#get_primary_config/0"><code·class="inline">logger:get_primary_config()</code></a>.</p><h4>See·also</h4><ul><li><a·href="logger.html#i/0">logger:i()</a></li><li><a·href="logger_chapter.html#configuration">Configuration</a>·in·the·Logging·User's·Guide</li></ul><h3·id="print-the-configuration-of-all-handlers"·class="section-heading"> | 153 | <a·href="logger.html#get_primary_config/0"><code·class="inline">logger:get_primary_config()</code></a>.</p><h4>See·also</h4><ul><li><a·href="logger.html#i/0">logger:i()</a></li><li><a·href="logger_chapter.html#configuration">Configuration</a>·in·the·Logging·User's·Guide</li></ul><h3·id="print-the-configuration-of-all-handlers"·class="section-heading"> |
| 154 | ··<a·href="#print-the-configuration-of-all-handlers"·class="hover-link"> | 154 | ··<a·href="#print-the-configuration-of-all-handlers"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Print·the·configuration·of·all·handlers.</span> | 157 | ··<span·class="text">Print·the·configuration·of·all·handlers.</span> |
| 158 | </h3> | 158 | </h3> |
| 159 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id=" | 159 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">i</span><span·class="p"·data-group-id="8963863339-1">(</span><span·class="ss">handlers</span><span·class="p"·data-group-id="8963863339-1">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="n">Handler</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> | 160 | </span><span·class="n">Handler</span><span·class="w">·</span><span·class="nc">configuration</span><span·class="p">:</span><span·class="w"> |
| 161 | ····</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">default</span><span·class="w"> | 161 | ····</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">default</span><span·class="w"> |
| 162 | ········</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="w"> | 162 | ········</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="w"> |
| 163 | ········</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">··</span><span·class="ss">all</span><span·class="w"> | 163 | ········</span><span·class="n">Level</span><span·class="p">:</span><span·class="w">··</span><span·class="ss">all</span><span·class="w"> |
| 164 | ········</span><span·class="n">Formatter</span><span·class="p">:</span><span·class="w"> | 164 | ········</span><span·class="n">Formatter</span><span·class="p">:</span><span·class="w"> |
| 165 | ············</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_formatter</span><span·class="w"> | 165 | ············</span><span·class="n">Module</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">logger_formatter</span><span·class="w"> |
| 166 | ············</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> | 166 | ············</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> |
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| 169 | ········</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> | 169 | ········</span><span·class="n">Filter</span><span·class="w">·</span><span·class="n">Default</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> |
| 170 | ········</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> | 170 | ········</span><span·class="n">Filters</span><span·class="p">:</span><span·class="w"> |
| 171 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">remote_gl</span><span·class="w"> | 171 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">remote_gl</span><span·class="w"> |
| 172 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">remote_gl</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 172 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">remote_gl</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 173 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> | 173 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stop</span><span·class="w"> |
| 174 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">domain</span><span·class="w"> | 174 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">domain</span><span·class="w"> |
| 175 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 175 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 176 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="8963863339-2">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="ss">super</span><span·class="p">,</span><span·class="p"·data-group-id="8963863339-3">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="ss">sasl</spa[·...·truncated·by·diffoscope;·len:·96,·SHA:·0ff75c212fa557cd926e8d952ecadedda0b9899fb94ea5073025e9ff9e9a0dc1·...·]-2">}</span><span·class="w"> |
| 177 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_domain</span><span·class="w"> | 177 | ············</span><span·class="n">Id</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_domain</span><span·class="w"> |
| 178 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 178 | ················</span><span·class="n">Fun</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 179 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ················</span><span·class="n">Arg</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="8963863339-4">{</span><span·class="ss">log</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="p"·data-group-id="8963863339-5">[</span><span·class="p"·data-group-id="8963863339-5">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·a954ef23a1cae2f2274534a6385abbe6613a4b263f9c9a4b24c288285f81bdd4·...·]-4">}</span><span·class="w"> |
| 180 | ········</span><span·class="n">Handler</span><span·class="w">·</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> | 180 | ········</span><span·class="n">Handler</span><span·class="w">·</span><span·class="n">Config</span><span·class="p">:</span><span·class="w"> |
| 181 | ············</span><span·class="nc">burst_limit_enable</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">true</span><span·class="w"> | 181 | ············</span><span·class="nc">burst_limit_enable</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">true</span><span·class="w"> |
| 182 | ············</span><span·class="nc">burst_limit_max_count</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">500</span><span·class="w"> | 182 | ············</span><span·class="nc">burst_limit_max_count</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">500</span><span·class="w"> |
| 183 | ············</span><span·class="nc">burst_limit_window_time</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> | 183 | ············</span><span·class="nc">burst_limit_window_time</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> |
| 184 | ············</span><span·class="nc">drop_mode_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">200</span><span·class="w"> | 184 | ············</span><span·class="nc">drop_mode_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">200</span><span·class="w"> |
| 185 | ············</span><span·class="nc">filesync_repeat_interval</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_repeat</span><span·class="w"> | 185 | ············</span><span·class="nc">filesync_repeat_interval</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">no_repeat</span><span·class="w"> |
| 186 | ············</span><span·class="nc">flush_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> | 186 | ············</span><span·class="nc">flush_qlen</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000</span><span·class="w"> |
| Offset 211, 15 lines modified | Offset 211, 15 lines modified | ||
| 211 | level·to·<code·class="inline">info</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">kernel</span><span·class="w">·</span><span·class="ss">logger_level</span><span·class="w">·</span><span·class="ss">info</span><span·class="w"> | 211 | level·to·<code·class="inline">info</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">kernel</span><span·class="w">·</span><span·class="ss">logger_level</span><span·class="w">·</span><span·class="ss">info</span><span·class="w"> |
| 212 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.742069</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 212 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.742069</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 213 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> | 213 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">kernel</span><span·class="w"> |
| 214 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 214 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 215 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.746546</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 215 | </span><span·class="o">=</span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="o">==</span><span·class="o">==</span><span·class="w">·</span><span·class="mi">4</span><span·class="o">-</span><span·class="n">Nov</span><span·class="o">-</span><span·class="mi">2019</span><span·class="p">:</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">33</span><span·class="p">:</span><span·class="mf">11.746546</span><span·class="w">·</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 216 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> | 216 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="w"> |
| 217 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> | 217 | ····</span><span·class="nc">started_at</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">nonode@nohost</span><span·class="w"> |
| 218 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.3</span><span·class="w">··</span><span·class="p"·data-group-id="4 | 218 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.3</span><span·class="w">··</span><span·class="p"·data-group-id="3452474435-1">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="3452474435-1">)</span><span·class="w"> |
| 219 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><h2·id="configure-logger-formatter"·class="section-heading"> | 219 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><h2·id="configure-logger-formatter"·class="section-heading"> |
| 220 | ··<a·href="#configure-logger-formatter"·class="hover-link"> | 220 | ··<a·href="#configure-logger-formatter"·class="hover-link"> |
| 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 221 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 222 | ··</a> | 222 | ··</a> |
| 223 | ··<span·class="text">Configure·Logger·formatter</span> | 223 | ··<span·class="text">Configure·Logger·formatter</span> |
| 224 | </h2> | 224 | </h2> |
| 225 | <p>In·order·to·fit·better·into·your·existing·logging·infrastructure·Logger·can | 225 | <p>In·order·to·fit·better·into·your·existing·logging·infrastructure·Logger·can |
| Offset 229, 40 lines modified | Offset 229, 40 lines modified | ||
| 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 230 | ··</a> | 230 | ··</a> |
| 231 | ··<span·class="text">Single·line·configuration</span> | 231 | ··<span·class="text">Single·line·configuration</span> |
| 232 | </h3> | 232 | </h3> |
| 233 | <p>Since·single·line·logging·is·the·default·of·the·built-in·formatter·you·only·have | 233 | <p>Since·single·line·logging·is·the·default·of·the·built-in·formatter·you·only·have |
| 234 | to·provide·the·empty·map·as·the·configuration.·The·example·below·uses·the | 234 | to·provide·the·empty·map·as·the·configuration.·The·example·below·uses·the |
| 235 | <code·class="inline">sys.config</code>·to·change·the·formatter·configuration.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> | 235 | <code·class="inline">sys.config</code>·to·change·the·formatter·configuration.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> |
| 236 | </span><span·class="p"·data-group-id=" | 236 | </span><span·class="p"·data-group-id="1155119607-1">[</span><span·class="p"·data-group-id="1155119607-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 237 | ··</span><span·class="p"·data-group-id=" | 237 | ··</span><span·class="p"·data-group-id="1155119607-3">[</span><span·class="p"·data-group-id="1155119607-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 238 | ····</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="p"·data-group-id="1155119607-5">[</span><span·class="p"·data-group-id="1155119607-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 239 | ······</span><span·class="p"·data-group-id=" | 239 | ······</span><span·class="p"·data-group-id="1155119607-7">#{</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="1155119607-8">{</span><span·class="ss">logger_formatter</span><span·c[·...·truncated·by·diffoscope;·len:·584,·SHA:·e588afc095f9035032ed06b9d5bca4f17ec27298ab079fbdb260dc038f4d4a43·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> | 240 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> |
| 241 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 241 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id="1155119607-10">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="1155119607-10">)</span><span·class="gp·unselectable"> |
| 242 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 242 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="1155119607-11">(</span><span·class="s">"Oh·noes,·an·error"</span><span·class="p"·data-group-id="1155119607-11">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">03</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">07</span><span·class="p">:</span><span·class="mf">47.466763</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">error</span></code></pre><p>However,·if·you·just·want·to·change·it·for·the·current·session·you·can·also·do | 243 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">03</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">07</span><span·class="p">:</span><span·class="mf">47.466763</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">an</span><span·class="w">·</span><span·class="ss">error</span></code></pre><p>However,·if·you·just·want·to·change·it·for·the·current·session·you·can·also·do |
| 244 | that.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 244 | that.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="9885704169-1">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9885704169-2">{</span><span·class="ss">logg[·...·truncated·by·diffoscope;·len:·268,·SHA:·cb125c8525456dbe91d3026322bcf61a63c363b57a1a7ca517363591d702c97e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 245 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 246 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 246 | 2>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="9885704169-4">(</span><span·class="s">"Oh·noes,·another·error"</span><span·class="p"·data-group-id="9885704169-4">)</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">04</span><span·class="n">T15</span><span·class="p">:</span><span·class="mi">34</span><span·class="p">:</span><span·class="mf">02.648713</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">another</span><span·class="w">·</span><span·class="ss">error</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_chapter.html#formatters">Formatters</a>·in·the·Logging·User's·Guide</li><li><a·href="logger.html#set_handler_config/3"><code·class="inline">logger:set_handler_config/3</code></a></li></ul><h3·id="add-file-and-line-number-to-log-entries"·class="section-heading"> | 247 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">04</span><span·class="n">T15</span><span·class="p">:</span><span·class="mi">34</span><span·class="p">:</span><span·class="mf">02.648713</span><span·class="o">-</span><span·class="mi">04</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">another</span><span·class="w">·</span><span·class="ss">error</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_chapter.html#formatters">Formatters</a>·in·the·Logging·User's·Guide</li><li><a·href="logger.html#set_handler_config/3"><code·class="inline">logger:set_handler_config/3</code></a></li></ul><h3·id="add-file-and-line-number-to-log-entries"·class="section-heading"> |
| 248 | ··<a·href="#add-file-and-line-number-to-log-entries"·class="hover-link"> | 248 | ··<a·href="#add-file-and-line-number-to-log-entries"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Add·file·and·line·number·to·log·entries</span> | 251 | ··<span·class="text">Add·file·and·line·number·to·log·entries</span> |
| 252 | </h3> | 252 | </h3> |
| 253 | <p>You·can·change·what·is·printed·to·the·log·by·using·the·formatter·template:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> | 253 | <p>You·can·change·what·is·printed·to·the·log·by·using·the·formatter·template:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> |
| 254 | </span><span·class="p"·data-group-id=" | 254 | </span><span·class="p"·data-group-id="4310242091-1">[</span><span·class="p"·data-group-id="4310242091-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 255 | ··</span><span·class="p"·data-group-id=" | 255 | ··</span><span·class="p"·data-group-id="4310242091-3">[</span><span·class="p"·data-group-id="4310242091-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 256 | ····</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="p"·data-group-id="4310242091-5">[</span><span·class="p"·data-group-id="4310242091-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 257 | ······</span><span·class="p"·data-group-id=" | 257 | ······</span><span·class="p"·data-group-id="4310242091-7">#{</span><span·class="w">·</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4310242091-8">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·class="w"> |
| 258 | ········</span><span·class="p"·data-group-id=" | 258 | ········</span><span·class="p"·data-group-id="4310242091-9">#{</span><span·class="w">·</span><span·class="ss">template</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="4310242091-10">[</span><span·class="ss">time</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·1058,·SHA:·1da501ac2ed3170409d5a2ece4df6d3c11dcd6be55f341e937e43b63fd21f710·...·]-1">]</span><span·class="p">.</span><span·class="w"> |
| 259 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> | 259 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> |
| 260 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 260 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id="4310242091-11">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="4310242091-11">)</span><span·class="gp·unselectable"> |
| 261 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 261 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="4310242091-12">(</span><span·class="s">"Oh·noes,·more·errors"</span><span·class="p">,</span><span·class="p"·data-group-id="4310242091-13">#{</span><span·class="w">·</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></[·...·truncated·by·diffoscope;·len:·369,·SHA:·1e171c1ddb07d7c741d0cc56472b39f9627b88698ea39a5157b933082d8f9b43·...·]-12">)</span><span·class="p">.</span><span·class="w"> |
| 262 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">05</span><span·class="n">T07</span><span·class="p">:</span><span·class="mi">37</span><span·class="p">:</span><span·class="mf">44.104241</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="ss">shell</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><p>Note·that·file·and·line·have·to·be·added·in·the·metadata·by·the·caller·of | 262 | </span><span·class="mi">1962</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">05</span><span·class="n">T07</span><span·class="p">:</span><span·class="mi">37</span><span·class="p">:</span><span·class="mf">44.104241</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="ss">shell</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">1</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><p>Note·that·file·and·line·have·to·be·added·in·the·metadata·by·the·caller·of |
| 263 | <a·href="logger.html#log/3"><code·class="inline">logger:log/3</code></a>·as·otherwise·Logger·will·not·know·from·where·it·was·called.·The | 263 | <a·href="logger.html#log/3"><code·class="inline">logger:log/3</code></a>·as·otherwise·Logger·will·not·know·from·where·it·was·called.·The |
| 264 | file·and·line·number·are·automatically·added·if·you·use·the·<code·class="inline">?LOG_ERROR</code>·macros | 264 | file·and·line·number·are·automatically·added·if·you·use·the·<code·class="inline">?LOG_ERROR</code>·macros |
| 265 | in·<code·class="inline">kernel/include/logger.hrl</code>.</p><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_formatter.html#t:template/0">logger_formatter's·Template</a></li><li><a·href="logger.html#module-macros">Logger·Macros</a></li><li><a·href="logger_chapter.html#metadata">Metadata</a>·in·the·Logging·User's·Guide</li></ul><h2·id="configuring-handlers"·class="section-heading"> | 265 | in·<code·class="inline">kernel/include/logger.hrl</code>.</p><h4>See·also</h4><ul><li><a·href="logger_formatter.html#t:config/0">logger_formatter's·Configuration</a></li><li><a·href="logger_formatter.html#t:template/0">logger_formatter's·Template</a></li><li><a·href="logger.html#module-macros">Logger·Macros</a></li><li><a·href="logger_chapter.html#metadata">Metadata</a>·in·the·Logging·User's·Guide</li></ul><h2·id="configuring-handlers"·class="section-heading"> |
| 266 | ··<a·href="#configuring-handlers"·class="hover-link"> | 266 | ··<a·href="#configuring-handlers"·class="hover-link"> |
| 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 268 | ··</a> | 268 | ··</a> |
| Offset 271, 67 lines modified | Offset 271, 67 lines modified | ||
| 271 | <h3·id="print-logs-to-a-file"·class="section-heading"> | 271 | <h3·id="print-logs-to-a-file"·class="section-heading"> |
| 272 | ··<a·href="#print-logs-to-a-file"·class="hover-link"> | 272 | ··<a·href="#print-logs-to-a-file"·class="hover-link"> |
| 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 274 | ··</a> | 274 | ··</a> |
| 275 | ··<span·class="text">Print·logs·to·a·file</span> | 275 | ··<span·class="text">Print·logs·to·a·file</span> |
| 276 | </h3> | 276 | </h3> |
| 277 | <p>Instead·of·printing·the·logs·to·stdout·we·print·them·to·a·rotating·file·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> | 277 | <p>Instead·of·printing·the·logs·to·stdout·we·print·them·to·a·rotating·file·log.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">sys</span><span·class="p">.</span><span·class="ss">config</span><span·class="w"> |
| 278 | </span><span·class="p"·data-group-id=" | 278 | </span><span·class="p"·data-group-id="7071056561-1">[</span><span·class="p"·data-group-id="7071056561-2">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w"> |
| 279 | ··</span><span·class="p"·data-group-id=" | 279 | ··</span><span·class="p"·data-group-id="7071056561-3">[</span><span·class="p"·data-group-id="7071056561-4">{</span><span·class="ss">logger</span><span·class="p">,</span><span·class="w"> |
| 280 | ····</span><span·class="p"·data-group-id=" | 280 | ····</span><span·class="p"·data-group-id="7071056561-5">[</span><span·class="p"·data-group-id="7071056561-6">{</span><span·class="ss">handler</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 281 | ······</span><span·class="p"·data-group-id=" | 281 | ······</span><span·class="p"·data-group-id="7071056561-7">#{</span><span·class="w">·</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7071056561-8">#{</span><span·class="w">·</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"log/erlang.log"</span><span·class="p">,</span><span·class="w"> |
| 282 | ······················</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4096</span><span·class="p">,</span><span·class="w"> | 282 | ······················</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4096</span><span·class="p">,</span><span·class="w"> |
| 283 | ······················</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id=" | 283 | ······················</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id="7071056561-8">}</span><span·class="p">,</span><span·class="w"> |
| 284 | ·········</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 284 | ·········</span><span·class="ss">formatter</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7071056561-9">{</span><span·class="ss">logger_formatter</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7071056561-10">#{</span><span·class="p"·data-group-id="7071056561-10">}</span><span·class="p"·data-group-id="707105[·...·truncated·by·diffoscope;·len:·374,·SHA:·08f1b16211e4989946b4a2be88f42804905217f86e6f6035b04db0f8a9d35135·...·]1-1">]</span><span·class="p">.</span><span·class="w"> |
| 285 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> | 285 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="ss">sys</span><span·class="w"> |
| 286 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 286 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V10</span><span·class="p">.</span><span·class="mf">5.1</span><span·class="w">··</span><span·class="p"·data-group-id="7071056561-11">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="7071056561-11">)</span><span·class="gp·unselectable"> |
| 287 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 287 | 1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="7071056561-12">(</span><span·class="s">"Oh·noes,·even·more·errors"</span><span·class="p"·data-group-id="7071056561-12">)</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 288 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 289 | 2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">halt</span><span·class="p"·data-group-id=" | 289 | 2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">halt</span><span·class="p"·data-group-id="7071056561-13">(</span><span·class="p"·data-group-id="7071056561-13">)</span><span·class="p">.</span><span·class="w"> |
| 290 | </span><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">log</span><span·class="o">/</span><span·class="ss">erlang</span><span·class="p">.</span><span·class="ss">log</span><span·class="w"> | 290 | </span><span·class="sc">$·</span><span·class="ss">cat</span><span·class="w">·</span><span·class="ss">log</span><span·class="o">/</span><span·class="ss">erlang</span><span·class="p">.</span><span·class="ss">log</span><span·class="w"> |
| 291 | </span><span·class="mi">2019</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">07</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">47</span><span·class="p">:</span><span·class="mf">16.837958</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">even</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a></li><li><a·href="logger_chapter.html#handlers">Handlers</a>·in·the·Logging·User's·Guide</li></ul><h3·id="debug-only-handler"·class="section-heading"> | 291 | </span><span·class="mi">2019</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">07</span><span·class="n">T11</span><span·class="p">:</span><span·class="mi">47</span><span·class="p">:</span><span·class="mf">16.837958</span><span·class="o">+</span><span·class="mi">02</span><span·class="p">:</span><span·class="mi">00</span><span·class="w">·</span><span·class="nc">error</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Oh</span><span·class="w">·</span><span·class="ss">noes</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">even</span><span·class="w">·</span><span·class="ss">more</span><span·class="w">·</span><span·class="ss">errors</span></code></pre><h4>See·also</h4><ul><li><a·href="logger_std_h.html"><code·class="inline">logger_std_h</code></a></li><li><a·href="logger_chapter.html#handlers">Handlers</a>·in·the·Logging·User's·Guide</li></ul><h3·id="debug-only-handler"·class="section-heading"> |
| 292 | ··<a·href="#debug-only-handler"·class="hover-link"> | 292 | ··<a·href="#debug-only-handler"·class="hover-link"> |
| 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 293 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 160 | sync·if·something·has·actually·been·logged.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·sync·operation·is·disabled.·The | 160 | sync·if·something·has·actually·been·logged.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·sync·operation·is·disabled.·The |
| 161 | user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to·perform·a | 161 | user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to·perform·a |
| 162 | disk_log·sync.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload | 162 | disk_log·sync.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload |
| 163 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler | 163 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler |
| 164 | and·the·disk_log·handler,·and·are·documented·in·the | 164 | and·the·disk_log·handler,·and·are·documented·in·the |
| 165 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·when·changing·the·configuration·of·the·handler·in·runtime,·the | 165 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·when·changing·the·configuration·of·the·handler·in·runtime,·the |
| 166 | disk_log·options·(<code·class="inline">file</code>,·<code·class="inline">type</code>,·<code·class="inline">max_no_files</code>,·<code·class="inline">max_no_bytes</code>)·must·not·be | 166 | disk_log·options·(<code·class="inline">file</code>,·<code·class="inline">type</code>,·<code·class="inline">max_no_files</code>,·<code·class="inline">max_no_bytes</code>)·must·not·be |
| 167 | modified.</p><p>Example·of·adding·a·disk_log·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="1 | 167 | modified.</p><p>Example·of·adding·a·disk_log·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="1993764750-1">(</span><span·class="ss">my_disk_log_h</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_disk_log_h</span><span·class="p">,</span><span·class="w"> |
| 168 | ···················</span><span·class="p"·data-group-id="1 | 168 | ···················</span><span·class="p"·data-group-id="1993764750-2">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="1993764750-3">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"./my_disk_log"</span><span·class="p">,</span><span·class="w"> |
| 169 | ·································</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">wrap</span><span·class="p">,</span><span·class="w"> | 169 | ·································</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">wrap</span><span·class="p">,</span><span·class="w"> |
| 170 | ·································</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 170 | ·································</span><span·class="ss">max_no_files</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 171 | ·································</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">10000</span><span·class="p">,</span><span·class="w"> | 171 | ·································</span><span·class="ss">max_no_bytes</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">10000</span><span·class="p">,</span><span·class="w"> |
| 172 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id="1 | 172 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id="1993764750-3">}</span><span·class="p"·data-group-id="1993764750-2">}</span><span·class="p"·data-group-id="1993764750-1">)</span><span·class="p">.</span></code></pre><p>To·use·the·disk_log·handler·instead·of·the·default·standard·handler·when |
| 173 | starting·an·Erlang·node,·change·the·Kernel·default·logger·to·use | 173 | starting·an·Erlang·node,·change·the·Kernel·default·logger·to·use |
| 174 | <code·class="inline">logger_disk_log_h</code>.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_disk_log_h, | 174 | <code·class="inline">logger_disk_log_h</code>.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_disk_log_h, |
| 175 | ······················#{config·=>·#{file·=>·"./system_disk_log"}}}]'</code></pre><h2·id="module-see-also"·class="section-heading"> | 175 | ······················#{config·=>·#{file·=>·"./system_disk_log"}}}]'</code></pre><h2·id="module-see-also"·class="section-heading"> |
| 176 | ··<a·href="#module-see-also"·class="hover-link"> | 176 | ··<a·href="#module-see-also"·class="hover-link"> |
| 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 177 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">See·Also</span> | 179 | ··<span·class="text">See·Also</span> |
| Offset 269, 15 lines modified | Offset 269, 15 lines modified | ||
| 269 | ······<p·class="built-using"> | 269 | ······<p·class="built-using"> |
| 270 | ········Built·using | 270 | ········Built·using |
| 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 273 | ······</p> | 273 | ······</p> |
| 274 | <p>Copyright·©·1996-202 | 274 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 275 | ····</footer> | 275 | ····</footer> |
| 276 | ··</div> | 276 | ··</div> |
| 277 | </main> | 277 | </main> |
| 278 | </div> | 278 | </div> |
| 279 | <script> | 279 | <script> |
| 280 | ··function·mermaidLoaded()·{ | 280 | ··function·mermaidLoaded()·{ |
| 281 | ····mermaid.initialize({ | 281 | ····mermaid.initialize({ |
| Offset 245, 35 lines modified | Offset 245, 35 lines modified | ||
| 245 | ······</div> | 245 | ······</div> |
| 246 | <p>This·filter·provides·a·way·of·filtering·log·events·based·on·a·<code·class="inline">domain</code>·field·in | 246 | <p>This·filter·provides·a·way·of·filtering·log·events·based·on·a·<code·class="inline">domain</code>·field·in |
| 247 | <code·class="inline">Metadata</code>.·This·field·is·optional,·and·the·purpose·of·using·it·is·to·group·log | 247 | <code·class="inline">Metadata</code>.·This·field·is·optional,·and·the·purpose·of·using·it·is·to·group·log |
| 248 | events·from,·for·example,·a·specific·functional·area.·This·allows·filtering·or | 248 | events·from,·for·example,·a·specific·functional·area.·This·allows·filtering·or |
| 249 | other·specialized·treatment·in·a·Logger·handler.</p><p>A·domain·field·must·be·a·list·of·atoms,·creating·smaller·and·more·specialized | 249 | other·specialized·treatment·in·a·Logger·handler.</p><p>A·domain·field·must·be·a·list·of·atoms,·creating·smaller·and·more·specialized |
| 250 | domains·as·the·list·grows·longer.·The·greatest·domain·is·<code·class="inline">[]</code>,·which·comprises | 250 | domains·as·the·list·grows·longer.·The·greatest·domain·is·<code·class="inline">[]</code>,·which·comprises |
| 251 | all·possible·domains.</p><p>For·example,·consider·the·following·domains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 251 | all·possible·domains.</p><p>For·example,·consider·the·following·domains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3382750611-1">[</span><span·class="ss">otp</span><span·class="p"·data-group-id="3382750611-1">]</span><span·class="w"> |
| 252 | </span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 252 | </span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3382750611-2">[</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sasl</span><span·class="p"·data-group-id="3382750611-2">]</span></code></pre><p><code·class="inline">D1</code>·is·the·greatest·of·the·two,·and·is·said·to·be·a·super-domain·of·<code·class="inline">D2</code>.·<code·class="inline">D2</code> |
| 253 | is·a·sub-domain·<code·class="inline">D1</code>.·Both·<code·class="inline">D1</code>·and·<code·class="inline">D2</code>·are·sub-domains·of·<code·class="inline">[]</code>.</p><p>The·above·domains·are·used·for·logs·originating·from·Erlang/OTP.·D1·specifies | 253 | is·a·sub-domain·<code·class="inline">D1</code>.·Both·<code·class="inline">D1</code>·and·<code·class="inline">D2</code>·are·sub-domains·of·<code·class="inline">[]</code>.</p><p>The·above·domains·are·used·for·logs·originating·from·Erlang/OTP.·D1·specifies |
| 254 | that·the·log·event·comes·from·Erlang/OTP·in·general,·and·D2·indicates·that·the | 254 | that·the·log·event·comes·from·Erlang/OTP·in·general,·and·D2·indicates·that·the |
| 255 | log·event·is·a·so·called·<a·href="logger_chapter.html#sasl_reports">SASL·report</a>.</p><p>The·<code·class="inline">Extra</code>·parameter·to·the·<a·href="#domain/2"><code·class="inline">domain/2</code></a>·function·is·specified·when | 255 | log·event·is·a·so·called·<a·href="logger_chapter.html#sasl_reports">SASL·report</a>.</p><p>The·<code·class="inline">Extra</code>·parameter·to·the·<a·href="#domain/2"><code·class="inline">domain/2</code></a>·function·is·specified·when |
| 256 | adding·the·filter·via·<a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or | 256 | adding·the·filter·via·<a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or |
| 257 | <a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·<code·class="inline">domain</code>·field·in·the·log·event's·metadata | 257 | <a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·<code·class="inline">domain</code>·field·in·the·log·event's·metadata |
| 258 | (<code·class="inline">Domain</code>)·against·<code·class="inline">MatchDomain</code>.·The·filter·matches·if·the·value·of·<code·class="inline">Compare</code> | 258 | (<code·class="inline">Domain</code>)·against·<code·class="inline">MatchDomain</code>.·The·filter·matches·if·the·value·of·<code·class="inline">Compare</code> |
| 259 | is:</p><ul><li><p><strong><code·class="inline">sub</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·sub-domain·of·<code·class="inline">MatchDomain</code>,·that | 259 | is:</p><ul><li><p><strong><code·class="inline">sub</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·sub-domain·of·<code·class="inline">MatchDomain</code>,·that |
| 260 | is,·if·<code·class="inline">MatchDomain</code>·is·a·prefix·of·<code·class="inline">Domain</code>.</p></li><li><p><strong><code·class="inline">super</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·super-domain·of·<code·class="inline">MatchDomain</code>, | 260 | is,·if·<code·class="inline">MatchDomain</code>·is·a·prefix·of·<code·class="inline">Domain</code>.</p></li><li><p><strong><code·class="inline">super</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·or·a·super-domain·of·<code·class="inline">MatchDomain</code>, |
| 261 | that·is,·if·<code·class="inline">Domain</code>·is·a·prefix·of·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">equal</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">not_equal</code></strong>·-·and·<code·class="inline">Domain</code>·differs·from·<code·class="inline">MatchDomain</code>,·or·if·there·is·no | 261 | that·is,·if·<code·class="inline">Domain</code>·is·a·prefix·of·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">equal</code></strong>·-·and·<code·class="inline">Domain</code>·is·equal·to·<code·class="inline">MatchDomain</code>.</p></li><li><p><strong><code·class="inline">not_equal</code></strong>·-·and·<code·class="inline">Domain</code>·differs·from·<code·class="inline">MatchDomain</code>,·or·if·there·is·no |
| 262 | domain·field·in·metadata.</p></li><li><p><strong><code·class="inline">undefined</code></strong>·-·and·there·is·no·domain·field·in·metadata.·In·this·case | 262 | domain·field·in·metadata.</p></li><li><p><strong><code·class="inline">undefined</code></strong>·-·and·there·is·no·domain·field·in·metadata.·In·this·case |
| 263 | <code·class="inline">MatchDomain</code>·must·be·set·to·<code·class="inline">[]</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the | 263 | <code·class="inline">MatchDomain</code>·must·be·set·to·<code·class="inline">[]</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the |
| 264 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, | 264 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, |
| 265 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·decide·if·the | 265 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·decide·if·the |
| 266 | event·is·allowed·or·not.</p><p>Log·events·that·do·not·contain·any·domain·field,·match·only·when·<code·class="inline">Compare</code>·is | 266 | event·is·allowed·or·not.</p><p>Log·events·that·do·not·contain·any·domain·field,·match·only·when·<code·class="inline">Compare</code>·is |
| 267 | equal·to·<code·class="inline">undefined</code>·or·<code·class="inline">not_equal</code>.</p><p>Example:·stop·all·events·with·domain·<code·class="inline">[otp,·sasl·|·_]</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 267 | equal·to·<code·class="inline">undefined</code>·or·<code·class="inline">not_equal</code>.</p><p>Example:·stop·all·events·with·domain·<code·class="inline">[otp,·sasl·|·_]</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="5859177037-1">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">filter_default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">log</span><span·class="p"·data-group-id="5859177037-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·this·is·the·default</span><span·class="w"> |
| 268 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 268 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 269 | 2>·</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 269 | 2>·</span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5859177037-2">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">domain</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·512,·SHA:·5bbb5fae02b699f5698a2ee65f6df0b0d4f6aa93eedeeede6a1b50687c6e931b·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 270 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 271 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id=" | 271 | 3>·</span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id="5859177037-5">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">no_sasl</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filter</span><span·class="p"·data-group-id="5859177037-5">)</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="ss">ok</span></code></pre> | 272 | </span><span·class="ss">ok</span></code></pre> |
| 273 | ··</section> | 273 | ··</section> |
| 274 | </section> | 274 | </section> |
| 275 | <section·class="detail"·id="level/2"> | 275 | <section·class="detail"·id="level/2"> |
| 276 | ··<div·class="detail-header"> | 276 | ··<div·class="detail-header"> |
| 277 | ····<a·href="#level/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 277 | ····<a·href="#level/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 308, 17 lines modified | Offset 308, 17 lines modified | ||
| 308 | matches·log·events·by·comparing·the·log·level·with·a·specified·<code·class="inline">MatchLevel</code></p><p>The·<code·class="inline">Extra</code>·parameter·is·specified·when·adding·the·filter·via | 308 | matches·log·events·by·comparing·the·log·level·with·a·specified·<code·class="inline">MatchLevel</code></p><p>The·<code·class="inline">Extra</code>·parameter·is·specified·when·adding·the·filter·via |
| 309 | <a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or·<a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·event's·log·level·(<code·class="inline">Level</code>)·to·<code·class="inline">MatchLevel</code> | 309 | <a·href="logger.html#add_primary_filter/2"><code·class="inline">logger:add_primary_filter/2</code></a>·or·<a·href="logger.html#add_handler_filter/3"><code·class="inline">logger:add_handler_filter/3</code></a>.</p><p>The·filter·compares·the·value·of·the·event's·log·level·(<code·class="inline">Level</code>)·to·<code·class="inline">MatchLevel</code> |
| 310 | by·calling | 310 | by·calling |
| 311 | <a·href="logger.html#compare_levels/2"><code·class="inline">logger:compare_levels(Level,·MatchLevel)</code></a>.·The | 311 | <a·href="logger.html#compare_levels/2"><code·class="inline">logger:compare_levels(Level,·MatchLevel)</code></a>.·The |
| 312 | filter·matches·if·the·value·of·<code·class="inline">Operator</code>·is:</p><ul><li><p><strong><code·class="inline">neq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">eq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">lt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>.</p></li><li><p><strong><code·class="inline">gt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">lteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">gteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>·or·<code·class="inline">eq</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the | 312 | filter·matches·if·the·value·of·<code·class="inline">Operator</code>·is:</p><ul><li><p><strong><code·class="inline">neq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">eq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">lt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>.</p></li><li><p><strong><code·class="inline">gt</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>.</p></li><li><p><strong><code·class="inline">lteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">lt</code>·or·<code·class="inline">eq</code>.</p></li><li><p><strong><code·class="inline">gteq</code></strong>·-·and·the·compare·function·returns·<code·class="inline">gt</code>·or·<code·class="inline">eq</code>.</p></li></ul><p>If·the·filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">log</code>,·the·log·event·is·allowed.·If·the |
| 313 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, | 313 | filter·matches·and·<code·class="inline">Action</code>·is·<code·class="inline">stop</code>,·the·log·event·is·stopped.</p><p>If·the·filter·does·not·match,·it·returns·<code·class="inline">ignore</code>,·meaning·that·other·filters, |
| 314 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·will·decide·if·the | 314 | or·the·value·of·the·configuration·parameter·<code·class="inline">filter_default</code>,·will·decide·if·the |
| 315 | event·is·allowed·or·not.</p><p>Example:·only·allow·debug·level·log·events</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id=" | 315 | event·is·allowed·or·not.</p><p>Example:·only·allow·debug·level·log·events</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">set_handler_config</span><span·class="p"·data-group-id="9632444480-1">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">filter_default</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p"·data-group-id="9632444480-1">)</span><span·class="p">.</span><span·class="w"> |
| 316 | </span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 316 | </span><span·class="n">Filter</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9632444480-2">{</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">logger_filters</span><span·class="p">:</span><span·class="ss">level</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·329,·SHA:·160f850214911b6e258ad6b49a6d792109076665fec1484724b300a62611fb99·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 317 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id=" | 317 | </span><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler_filter</span><span·class="p"·data-group-id="9632444480-4">(</span><span·class="ss">h1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug_only</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filter</span><span·class="p"·data-group-id="9632444480-4">)</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="ss">ok</span></code></pre> | 318 | </span><span·class="ss">ok</span></code></pre> |
| 319 | ··</section> | 319 | ··</section> |
| 320 | </section> | 320 | </section> |
| 321 | <section·class="detail"·id="progress/2"> | 321 | <section·class="detail"·id="progress/2"> |
| 322 | ··<div·class="detail-header"> | 322 | ··<div·class="detail-header"> |
| 323 | ····<a·href="#progress/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 323 | ····<a·href="#progress/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 402, 15 lines modified | Offset 402, 15 lines modified | ||
| 402 | ······<p·class="built-using"> | 402 | ······<p·class="built-using"> |
| 403 | ········Built·using | 403 | ········Built·using |
| 404 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 404 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 405 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 405 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 406 | ······</p> | 406 | ······</p> |
| 407 | <p>Copyright·©·1996-202 | 407 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 408 | ····</footer> | 408 | ····</footer> |
| 409 | ··</div> | 409 | ··</div> |
| 410 | </main> | 410 | </main> |
| 411 | </div> | 411 | </div> |
| 412 | <script> | 412 | <script> |
| 413 | ··function·mermaidLoaded()·{ | 413 | ··function·mermaidLoaded()·{ |
| 414 | ····mermaid.initialize({ | 414 | ····mermaid.initialize({ |
| Offset 607, 15 lines modified | Offset 607, 15 lines modified | ||
| 607 | ······<p·class="built-using"> | 607 | ······<p·class="built-using"> |
| 608 | ········Built·using | 608 | ········Built·using |
| 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 611 | ······</p> | 611 | ······</p> |
| 612 | <p>Copyright·©·1996-202 | 612 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 613 | ····</footer> | 613 | ····</footer> |
| 614 | ··</div> | 614 | ··</div> |
| 615 | </main> | 615 | </main> |
| 616 | </div> | 616 | </div> |
| 617 | <script> | 617 | <script> |
| 618 | ··function·mermaidLoaded()·{ | 618 | ··function·mermaidLoaded()·{ |
| 619 | ····mermaid.initialize({ | 619 | ····mermaid.initialize({ |
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| 580 | ······<p·class="built-using"> | 580 | ······<p·class="built-using"> |
| 581 | ········Built·using | 581 | ········Built·using |
| 582 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 582 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 583 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 583 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 584 | ······</p> | 584 | ······</p> |
| 585 | <p>Copyright·©·1996-202 | 585 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 586 | ····</footer> | 586 | ····</footer> |
| 587 | ··</div> | 587 | ··</div> |
| 588 | </main> | 588 | </main> |
| 589 | </div> | 589 | </div> |
| 590 | <script> | 590 | <script> |
| 591 | ··function·mermaidLoaded()·{ | 591 | ··function·mermaidLoaded()·{ |
| 592 | ····mermaid.initialize({ | 592 | ····mermaid.initialize({ |
| Offset 181, 17 lines modified | Offset 181, 17 lines modified | ||
| 181 | but·only·performs·a·new·sync·if·something·has·actually·been·logged.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·file·sync·operation·is·disabled, | 181 | but·only·performs·a·new·sync·if·something·has·actually·been·logged.</p><p>If·<code·class="inline">no_repeat</code>·is·set·as·value,·the·repeated·file·sync·operation·is·disabled, |
| 182 | and·it·is·the·operating·system·settings·that·determine·how·quickly·or·slowly | 182 | and·it·is·the·operating·system·settings·that·determine·how·quickly·or·slowly |
| 183 | data·is·written·to·disk.·The·user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to | 183 | data·is·written·to·disk.·The·user·can·also·call·the·<a·href="#filesync/1"><code·class="inline">filesync/1</code></a>·function·to |
| 184 | perform·a·file·sync.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload | 184 | perform·a·file·sync.</p><p>Defaults·to·<code·class="inline">5000</code>·milliseconds.</p></li></ul><p>Other·configuration·parameters·exist,·to·be·used·for·customizing·the·overload |
| 185 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler | 185 | protection·behaviour.·The·same·parameters·are·used·both·in·the·standard·handler |
| 186 | and·the·disk_log·handler,·and·are·documented·in·the | 186 | and·the·disk_log·handler,·and·are·documented·in·the |
| 187 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·if·changing·the·configuration·of·the·handler·in·runtime,·the·<code·class="inline">type</code>, | 187 | <a·href="logger_chapter.html#overload_protection"><code·class="inline">User's·Guide</code></a>.</p><p>Notice·that·if·changing·the·configuration·of·the·handler·in·runtime,·the·<code·class="inline">type</code>, |
| 188 | <code·class="inline">file</code>,·or·<code·class="inline">modes</code>·parameters·must·not·be·modified.</p><p>Example·of·adding·a·standard·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id=" | 188 | <code·class="inline">file</code>,·or·<code·class="inline">modes</code>·parameters·must·not·be·modified.</p><p>Example·of·adding·a·standard·handler:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">logger</span><span·class="p">:</span><span·class="nf">add_handler</span><span·class="p"·data-group-id="3851080237-1">(</span><span·class="ss">my_standard_h</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">logger_std_h</span><span·class="p">,</span><span·class="w"> |
| 189 | ···················</span><span·class="p"·data-group-id=" | 189 | ···················</span><span·class="p"·data-group-id="3851080237-2">#{</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3851080237-3">#{</span><span·class="ss">file</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"./system_info.log"</span><span·class="p">,</span><span·class="w"> |
| 190 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id=" | 190 | ·································</span><span·class="ss">filesync_repeat_interval</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1000</span><span·class="p"·data-group-id="3851080237-3">}</span><span·class="p"·data-group-id="3851080237-2">}</span><span·class="p"·data-group-id="3851080237-1">)</span><span·class="p">.</span></code></pre><p>To·set·the·default·handler,·that·starts·initially·with·the·Kernel·application, |
| 191 | to·log·to·file·instead·of·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>,·change·the | 191 | to·log·to·file·instead·of·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#t:standard_io/0"><code·class="inline">standard_io</code></a>,·change·the |
| 192 | Kernel·default·logger·configuration.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_std_h, | 192 | Kernel·default·logger·configuration.·Example:</p><pre><code·class="text">erl·-kernel·logger·'[{handler,default,logger_std_h, |
| 193 | ······················#{config·=>·#{file·=>·"./log.log"}}}]'</code></pre><p>An·example·of·how·to·replace·the·standard·handler·with·a·disk_log·handler·at | 193 | ······················#{config·=>·#{file·=>·"./log.log"}}}]'</code></pre><p>An·example·of·how·to·replace·the·standard·handler·with·a·disk_log·handler·at |
| 194 | startup·is·found·in·the·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>·manual.</p><h2·id="module-see-also"·class="section-heading"> | 194 | startup·is·found·in·the·<a·href="logger_disk_log_h.html"><code·class="inline">logger_disk_log_h</code></a>·manual.</p><h2·id="module-see-also"·class="section-heading"> |
| 195 | ··<a·href="#module-see-also"·class="hover-link"> | 195 | ··<a·href="#module-see-also"·class="hover-link"> |
| 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 196 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 197 | ··</a> | 197 | ··</a> |
| Offset 288, 15 lines modified | Offset 288, 15 lines modified | ||
| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
| Offset 553, 21 lines modified | Offset 553, 21 lines modified | ||
| 553 | ··········<pre·translate="no"><span·class="attribute">-type</span>·ifaddrs_filter_fun()·::·fun((<a·href="#t:ifaddrs/0">ifaddrs</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> | 553 | ··········<pre·translate="no"><span·class="attribute">-type</span>·ifaddrs_filter_fun()·::·fun((<a·href="#t:ifaddrs/0">ifaddrs</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> |
| 554 | ······</div> | 554 | ······</div> |
| 555 | <p>Interface·address·filtering·selector·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a>.</p><p>For·each·<code·class="inline">ifaddrs</code>·entry,·return·either·<code·class="inline">true</code>·to·keep·the·entry | 555 | <p>Interface·address·filtering·selector·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:function/0"><code·class="inline">function/0</code></a>.</p><p>For·each·<code·class="inline">ifaddrs</code>·entry,·return·either·<code·class="inline">true</code>·to·keep·the·entry |
| 556 | or·<code·class="inline">false</code>·to·discard·the·entry.</p><p>For·example,·to·get·an·interface·list·which·only·contains | 556 | or·<code·class="inline">false</code>·to·discard·the·entry.</p><p>For·example,·to·get·an·interface·list·which·only·contains |
| 557 | non-<code·class="inline">loopback</code>·<code·class="inline">inet</code>·interfaces:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">net</span><span·class="p">:</span><span·class="nf">getifaddrs</span><span·class="p"·data-group-id=" | 557 | non-<code·class="inline">loopback</code>·<code·class="inline">inet</code>·interfaces:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">net</span><span·class="p">:</span><span·class="nf">getifaddrs</span><span·class="p"·data-group-id="2691422929-1">(</span><span·class="w"> |
| 558 | ····</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 558 | ····</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2691422929-2">(</span><span·class="p"·data-group-id="2691422929-3">#{</span><span·class="w">·</span><span·class="ss">addr</span><span·class="w">··</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id="2691422929-4">#{</span>[·...·truncated·by·diffoscope;·len:·172,·SHA:·cce899104c5c3a0476bcfd9eb5cfc8fab6a1cbce0cbf28f4507a888afb919e18·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 559 | ············</span><span·class="ss">flags</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Flags</span><span·class="p"·data-group-id=" | 559 | ············</span><span·class="ss">flags</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Flags</span><span·class="p"·data-group-id="2691422929-3">}</span><span·class="p"·data-group-id="2691422929-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 560 | ··········</span><span·class="ow">not</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 560 | ··········</span><span·class="ow">not</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="2691422929-5">(</span><span·class="ss">loopback</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Flags</span><span·class="p"·data-group-id="2691422929-5">)</span><span·class="p">;</span><span·class="w"> |
| 561 | ········</span><span·class="p"·data-group-id=" | 561 | ········</span><span·class="p"·data-group-id="2691422929-6">(</span><span·class="p">_</span><span·class="p"·data-group-id="2691422929-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 562 | ··········</span><span·class="ss">false</span><span·class="w"> | 562 | ··········</span><span·class="ss">false</span><span·class="w"> |
| 563 | ····</span><span·class="k">end</span><span·class="p"·data-group-id=" | 563 | ····</span><span·class="k">end</span><span·class="p"·data-group-id="2691422929-1">)</span><span·class="p">.</span></code></pre> |
| 564 | ··</section> | 564 | ··</section> |
| 565 | </section> | 565 | </section> |
| 566 | <section·class="detail"·id="t:ifaddrs_filter_map/0"> | 566 | <section·class="detail"·id="t:ifaddrs_filter_map/0"> |
| 567 | ··<div·class="detail-header"> | 567 | ··<div·class="detail-header"> |
| 568 | ····<a·href="#t:ifaddrs_filter_map/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 568 | ····<a·href="#t:ifaddrs_filter_map/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 569 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 569 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1350, 15 lines modified | Offset 1350, 15 lines modified | ||
| 1350 | ······<p·class="built-using"> | 1350 | ······<p·class="built-using"> |
| 1351 | ········Built·using | 1351 | ········Built·using |
| 1352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1354 | ······</p> | 1354 | ······</p> |
| 1355 | <p>Copyright·©·1996-202 | 1355 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1356 | ····</footer> | 1356 | ····</footer> |
| 1357 | ··</div> | 1357 | ··</div> |
| 1358 | </main> | 1358 | </main> |
| 1359 | </div> | 1359 | </div> |
| 1360 | <script> | 1360 | <script> |
| 1361 | ··function·mermaidLoaded()·{ | 1361 | ··function·mermaidLoaded()·{ |
| 1362 | ····mermaid.initialize({ | 1362 | ····mermaid.initialize({ |
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| 475 | ···················Name·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), | 475 | ···················Name·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), |
| 476 | ···················Port·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), | 476 | ···················Port·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), |
| 477 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> | 477 | ···················Reason·::·address·|·<a·href="file.html#t:posix/0">file:posix</a>().</pre> |
| 478 | ······</div> | 478 | ······</div> |
| 479 | <p>Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> | 479 | <p>Returns·the·names·and·associated·port·numbers·of·the·Erlang·nodes·that·<code·class="inline">epmd</code> |
| 480 | registered·at·the·specified·host.</p><p>Similar·to·<code·class="inline">epmd·-names</code>,·see·<a·href="../../../../erts-15.2.3/doc/html/epmd_cmd.html"><code·class="inline">erts:epmd</code></a>.</p><p>Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not·operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id="9 | 480 | registered·at·the·specified·host.</p><p>Similar·to·<code·class="inline">epmd·-names</code>,·see·<a·href="../../../../erts-15.2.3/doc/html/epmd_cmd.html"><code·class="inline">erts:epmd</code></a>.</p><p>Returns·<code·class="inline">{error,·address}</code>·if·<code·class="inline">epmd</code>·is·not·operational.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(arne@dunn)1>·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">names</span><span·class="p"·data-group-id="9039943582-1">(</span><span·class="p"·data-group-id="9039943582-1">)</span><span·class="p">.</span><span·class="w"> |
| 481 | </span><span·class="p"·data-group-id="9 | 481 | </span><span·class="p"·data-group-id="9039943582-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9039943582-3">[</span><span·class="p"·data-group-id="9039943582-4">{</span><span·class="s">"arne"</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·160,·SHA:·b3bd23b7d8aed262d9210a8e75eda831c8969b2e2135f50eb73f2a774b04d15d·...·]-2">}</span></code></pre> |
| 482 | ··</section> | 482 | ··</section> |
| 483 | </section> | 483 | </section> |
| 484 | <section·class="detail"·id="ping/1"> | 484 | <section·class="detail"·id="ping/1"> |
| 485 | ··<div·class="detail-header"> | 485 | ··<div·class="detail-header"> |
| 486 | ····<a·href="#ping/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 486 | ····<a·href="#ping/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 487 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 487 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 642 | ······<p·class="built-using"> | 642 | ······<p·class="built-using"> |
| 643 | ········Built·using | 643 | ········Built·using |
| 644 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 644 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 645 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 645 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 646 | ······</p> | 646 | ······</p> |
| 647 | <p>Copyright·©·1996-202 | 647 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 648 | ····</footer> | 648 | ····</footer> |
| 649 | ··</div> | 649 | ··</div> |
| 650 | </main> | 650 | </main> |
| 651 | </div> | 651 | </div> |
| 652 | <script> | 652 | <script> |
| 653 | ··function·mermaidLoaded()·{ | 653 | ··function·mermaidLoaded()·{ |
| 654 | ····mermaid.initialize({ | 654 | ····mermaid.initialize({ |
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| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Erlang·networking·kernel.</p><p>The·net·kernel·is·a·system·process,·registered·as·<code·class="inline">net_kernel</code>,·which·must·be | 129 | <p>Erlang·networking·kernel.</p><p>The·net·kernel·is·a·system·process,·registered·as·<code·class="inline">net_kernel</code>,·which·must·be |
| 130 | operational·for·distributed·Erlang·to·work.·The·purpose·of·this·process·is·to | 130 | operational·for·distributed·Erlang·to·work.·The·purpose·of·this·process·is·to |
| 131 | implement·parts·of·the·BIFs·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/4</code></a>·and | 131 | implement·parts·of·the·BIFs·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#spawn/4"><code·class="inline">spawn/4</code></a>·and |
| 132 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/4</code></a>,·and·to·provide·monitoring·of·the·network.</p><p>An·Erlang·node·is·started·using·command-line·flag·<code·class="inline">-name</code>·or·<code·class="inline">-sname</code>:</p><pre><code·class="text">$·erl·-sname·foobar</code></pre><p>It·is·also·possible·to·call·<a·href="#start/2"><code·class="inline">net_kernel:start(foobar,·#{})</code></a> | 132 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#spawn_link/4"><code·class="inline">spawn_link/4</code></a>,·and·to·provide·monitoring·of·the·network.</p><p>An·Erlang·node·is·started·using·command-line·flag·<code·class="inline">-name</code>·or·<code·class="inline">-sname</code>:</p><pre><code·class="text">$·erl·-sname·foobar</code></pre><p>It·is·also·possible·to·call·<a·href="#start/2"><code·class="inline">net_kernel:start(foobar,·#{})</code></a> |
| 133 | directly·from·the·normal·Erlang·shell·prompt:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 133 | directly·from·the·normal·Erlang·shell·prompt:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9508611117-1">(</span><span·class="ss">foobar</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9508611117-2">#{</span><span·class="ss">name_domain</span><span·class="w">·</span><span·class="p">=></span><span·class="w"[·...·truncated·by·diffoscope;·len:·137,·SHA:·0ae5327aef44cfd965fd7b22f2814dd92de177ac6344a6c7dd25cf1eb506b51d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="p"·data-group-id=" | 134 | </span><span·class="p"·data-group-id="9508611117-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.64</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="9508611117-3">}</span><span·class="w"> |
| 135 | </span><span·class="p"·data-group-id=" | 135 | </span><span·class="p"·data-group-id="9508611117-4">(</span><span·class="ss">foobar@gringotts</span><span·class="p"·data-group-id="9508611117-4">)</span><span·class="mi">2</span><span·class="o">></span></code></pre><p>If·the·node·is·started·with·command-line·flag·<code·class="inline">-sname</code>,·the·node·name·is |
| 136 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·short·name·of·the·host·(not·the·fully | 136 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·short·name·of·the·host·(not·the·fully |
| 137 | qualified·domain·name).·If·started·with·flag·<code·class="inline">-name</code>,·the·node·name·is | 137 | qualified·domain·name).·If·started·with·flag·<code·class="inline">-name</code>,·the·node·name·is |
| 138 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·fully·qualified·domain·name.·For·more | 138 | <code·class="inline">foobar@Host</code>,·where·<code·class="inline">Host</code>·is·the·fully·qualified·domain·name.·For·more |
| 139 | information,·see·<a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html"><code·class="inline">erl</code></a>.</p><p>Normally,·connections·are·established·automatically·when·another·node·is | 139 | information,·see·<a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html"><code·class="inline">erl</code></a>.</p><p>Normally,·connections·are·established·automatically·when·another·node·is |
| 140 | referenced.·This·functionality·can·be·disabled·by·setting·Kernel·configuration | 140 | referenced.·This·functionality·can·be·disabled·by·setting·Kernel·configuration |
| 141 | parameter·<code·class="inline">dist_auto_connect</code>·to·<code·class="inline">never</code>,·see·<a·href="kernel_app.html"><code·class="inline">kernel(6)</code></a>.·In | 141 | parameter·<code·class="inline">dist_auto_connect</code>·to·<code·class="inline">never</code>,·see·<a·href="kernel_app.html"><code·class="inline">kernel(6)</code></a>.·In |
| 142 | this·case,·connections·must·be·established·explicitly·by·calling | 142 | this·case,·connections·must·be·established·explicitly·by·calling |
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| 646 | node·through·the·newly·established·connection.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·all·the·signals·from·the·remote·node | 646 | node·through·the·newly·established·connection.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·all·the·signals·from·the·remote·node |
| 647 | over·the·connection·have·been·delivered.</li><li><code·class="inline">nodeup</code>·messages·are·delivered·after·the·corresponding·node·appears·in | 647 | over·the·connection·have·been·delivered.</li><li><code·class="inline">nodeup</code>·messages·are·delivered·after·the·corresponding·node·appears·in |
| 648 | results·from·<code·class="inline">erlang:nodes()</code>.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·the·corresponding·node·has·disappeared | 648 | results·from·<code·class="inline">erlang:nodes()</code>.</li><li><code·class="inline">nodedown</code>·messages·are·delivered·after·the·corresponding·node·has·disappeared |
| 649 | in·results·from·<code·class="inline">erlang:nodes()</code>.</li><li>As·of·OTP·23.0,·a·<code·class="inline">nodedown</code>·message·for·a·connection·being·taken·down·will·be | 649 | in·results·from·<code·class="inline">erlang:nodes()</code>.</li><li>As·of·OTP·23.0,·a·<code·class="inline">nodedown</code>·message·for·a·connection·being·taken·down·will·be |
| 650 | delivered·before·a·<code·class="inline">nodeup</code>·message·due·to·a·new·connection·to·the·same·node. | 650 | delivered·before·a·<code·class="inline">nodeup</code>·message·due·to·a·new·connection·to·the·same·node. |
| 651 | Prior·to·OTP·23.0,·this·was·not·guaranteed·to·be·the·case.</li></ul><p>The·format·of·the·node·status·change·messages·depends·on·<code·class="inline">Options</code>.·If·<code·class="inline">Options</code> | 651 | Prior·to·OTP·23.0,·this·was·not·guaranteed·to·be·the·case.</li></ul><p>The·format·of·the·node·status·change·messages·depends·on·<code·class="inline">Options</code>.·If·<code·class="inline">Options</code> |
| 652 | is·the·empty·list·or·if·<a·href="#monitor_nodes/1"><code·class="inline">net_kernel:monitor_nodes/1</code></a>·is·called,·the·format·is·as | 652 | is·the·empty·list·or·if·<a·href="#monitor_nodes/1"><code·class="inline">net_kernel:monitor_nodes/1</code></a>·is·called,·the·format·is·as |
| 653 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 653 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1338624205-1">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="1338624205-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·197,·SHA:·776f6faf57b564aeb84627e8bf6ad986d4930b98da553238bb20340da7ad7310·...·]-2">}</span><span·class="w"> |
| 654 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 654 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="1338624205-3">(</span><span·class="p"·data-group-id="1338624205-3">)</span></code></pre><p>When·<code·class="inline">Options</code>·is·the·empty·map·or·empty·list,·the·caller·will·only·subscribe |
| 655 | for·status·change·messages·for·visible·nodes.·That·is,·only·nodes·that·appear·in | 655 | for·status·change·messages·for·visible·nodes.·That·is,·only·nodes·that·appear·in |
| 656 | the·result·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#nodes/0"><code·class="inline">erlang:nodes/0</code></a>.</p><p>If·<code·class="inline">Options</code>·equals·anything·other·than·the·empty·list,·the·format·of·the·status | 656 | the·result·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#nodes/0"><code·class="inline">erlang:nodes/0</code></a>.</p><p>If·<code·class="inline">Options</code>·equals·anything·other·than·the·empty·list,·the·format·of·the·status |
| 657 | change·messages·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 657 | change·messages·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3874462969-1">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p"·data-group-id="3874462969-1">}</span><[·...·truncated·by·diffoscope;·len:·347,·SHA:·b268fd2a2d1f716fe4e45f9485d6132eb4d0b3aeae276c62224b7cfc3a0e13b0·...·]-2">}</span><span·class="w"> |
| 658 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 658 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="3874462969-3">(</span><span·class="p"·data-group-id="3874462969-3">)</span><span·class="w"> |
| 659 | ··</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 659 | ··</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3874462969-4">#{</span><span·class="n">Tag</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="3874462969-4">}</span><span·class="w">·</span><span·class="p">|</span><spa[·...·truncated·by·diffoscope;·len:·320,·SHA:·66ef04944cb34bd3dec180229130b986c85898873797a420a6af8afad40ee888·...·]-5">]</span></code></pre><p><code·class="inline">Info</code>·is·either·a·map·or·a·list·of·2-tuples.·Its·content·depends·on·<code·class="inline">Options</code>. |
| 660 | If·<code·class="inline">Options</code>·is·a·map,·<code·class="inline">Info</code>·will·also·be·a·map.·If·<code·class="inline">Options</code>·is·a·list,·<code·class="inline">Info</code> | 660 | If·<code·class="inline">Options</code>·is·a·map,·<code·class="inline">Info</code>·will·also·be·a·map.·If·<code·class="inline">Options</code>·is·a·list,·<code·class="inline">Info</code> |
| 661 | will·also·be·a·list.</p><p>When·<code·class="inline">Options</code>·is·a·map,·currently·the·following·associations·are·allowed:</p><ul><li><p><strong><code·class="inline">connection_id·=>·boolean()</code></strong>·-·If·the·value·of·the·association·equals | 661 | will·also·be·a·list.</p><p>When·<code·class="inline">Options</code>·is·a·map,·currently·the·following·associations·are·allowed:</p><ul><li><p><strong><code·class="inline">connection_id·=>·boolean()</code></strong>·-·If·the·value·of·the·association·equals |
| 662 | <code·class="inline">true</code>,·a·<code·class="inline">connection_id·=>·ConnectionId</code>·association·will·be·included·in·the | 662 | <code·class="inline">true</code>,·a·<code·class="inline">connection_id·=>·ConnectionId</code>·association·will·be·included·in·the |
| 663 | <code·class="inline">Info</code>·map·where·<code·class="inline">ConnectionId</code>·is·the·connection·identifier·of·the·connection | 663 | <code·class="inline">Info</code>·map·where·<code·class="inline">ConnectionId</code>·is·the·connection·identifier·of·the·connection |
| 664 | coming·up·or·going·down.·For·more·info·about·this·connection·identifier·see | 664 | coming·up·or·going·down.·For·more·info·about·this·connection·identifier·see |
| 665 | the·documentation·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#connection_id">erlang:nodes/2</a>.</p></li><li><p><strong><code·class="inline">node_type·=>·NodeType</code></strong>·-·Valid·values·for·<code·class="inline">NodeType</code>:</p><ul><li><p><strong><code·class="inline">visible</code></strong>·-·Subscribe·to·node·status·change·messages·for·visible·nodes | 665 | the·documentation·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#connection_id">erlang:nodes/2</a>.</p></li><li><p><strong><code·class="inline">node_type·=>·NodeType</code></strong>·-·Valid·values·for·<code·class="inline">NodeType</code>:</p><ul><li><p><strong><code·class="inline">visible</code></strong>·-·Subscribe·to·node·status·change·messages·for·visible·nodes |
| 666 | only.·The·association·<code·class="inline">node_type·=>·visible</code>·will·be·included·in·the·<code·class="inline">Info</code> | 666 | only.·The·association·<code·class="inline">node_type·=>·visible</code>·will·be·included·in·the·<code·class="inline">Info</code> |
| Offset 686, 31 lines modified | Offset 686, 31 lines modified | ||
| 686 | only.·The·tuple·<code·class="inline">{node_type,·hidden}</code>·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">all</code></strong>·-·Subscribe·to·node·status·change·messages·for·both·visible·and | 686 | only.·The·tuple·<code·class="inline">{node_type,·hidden}</code>·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">all</code></strong>·-·Subscribe·to·node·status·change·messages·for·both·visible·and |
| 687 | hidden·nodes.·The·tuple·<code·class="inline">{node_type,·visible·|·hidden}</code>·will·be·included·in | 687 | hidden·nodes.·The·tuple·<code·class="inline">{node_type,·visible·|·hidden}</code>·will·be·included·in |
| 688 | the·<code·class="inline">Info</code>·list.</p></li></ul><p>If·no·<code·class="inline">{node_type,·NodeType}</code>·option·has·been·given.·The·caller·will·subscribe | 688 | the·<code·class="inline">Info</code>·list.</p></li></ul><p>If·no·<code·class="inline">{node_type,·NodeType}</code>·option·has·been·given.·The·caller·will·subscribe |
| 689 | for·status·change·messages·for·visible·nodes·only,·but·<em>no</em> | 689 | for·status·change·messages·for·visible·nodes·only,·but·<em>no</em> |
| 690 | <code·class="inline">{node_type,·visible}</code>·tuple·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">nodedown_reason</code></strong>·-·The·tuple·<code·class="inline">{nodedown_reason,·Reason}</code>·will·be·included | 690 | <code·class="inline">{node_type,·visible}</code>·tuple·will·be·included·in·the·<code·class="inline">Info</code>·list.</p></li><li><p><strong><code·class="inline">nodedown_reason</code></strong>·-·The·tuple·<code·class="inline">{nodedown_reason,·Reason}</code>·will·be·included |
| 691 | in·the·<code·class="inline">Info</code>·list·for·<code·class="inline">nodedown</code>·messages.</p><p>See·the·documentation·of·the | 691 | in·the·<code·class="inline">Info</code>·list·for·<code·class="inline">nodedown</code>·messages.</p><p>See·the·documentation·of·the |
| 692 | <a·href="net_kernel.html#nodedown_reasons"><code·class="inline">nodedown_reason·=>·boolean()</code></a>·association | 692 | <a·href="net_kernel.html#nodedown_reasons"><code·class="inline">nodedown_reason·=>·boolean()</code></a>·association |
| 693 | above·for·information·about·possible·<code·class="inline">Reason</code>·values.</p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@localhost)1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">monitor_nodes</span><span·class="p"·data-group-id=" | 693 | above·for·information·about·possible·<code·class="inline">Reason</code>·values.</p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@localhost)1>·</span><span·class="nc">net_kernel</span><span·class="p">:</span><span·class="nf">monitor_nodes</span><span·class="p"·data-group-id="7111640362-1">(</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7111640362-2">#{</span><span·class="ss">connection_id</span><span·class="p">=></span><span·class="ss">true</span><span·class[·...·truncated·by·diffoscope;·len:·362,·SHA:·227724b56a9003d25733154fd05be89ceed8d4be9e896b4c1cf15c0bdd874672·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 694 | </span><span·class="nf">ok</span><span·class="w"> | 694 | </span><span·class="nf">ok</span><span·class="w"> |
| 695 | </span><span·class="p"·data-group-id=" | 695 | </span><span·class="p"·data-group-id="7111640362-3">(</span><span·class="ss">a@localhost</span><span·class="p"·data-group-id="7111640362-3">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nf">flush</span><span·class="p"·data-group-id="7111640362[·...·truncated·by·diffoscope;·len:·53,·SHA:·48fe32593063f3c7d7a4db71deb4b98d137a6983a1955ba827eda022c08ba89b·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 696 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 696 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="7111640362-5">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="ss">b@localhost</span><span·class="p">,</span><span·class="w"> |
| 697 | ··················</span><span·class="p"·data-group-id=" | 697 | ··················</span><span·class="p"·data-group-id="7111640362-6">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">3067552</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·169,·SHA:·448cc22feabdafce107df582f41f3f3a38b41c16690a6606470e52b8f5f239a7·...·]-5">}</span><span·class="w"> |
| 698 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 698 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="7111640362-7">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="ss">c@localhost</span><span·class="p">,</span><span·class="w"> |
| 699 | ··················</span><span·class="p"·data-group-id=" | 699 | ··················</span><span·class="p"·data-group-id="7111640362-8">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">13892107</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·169,·SHA:·605521b46bf98e455138c7102cd2293f63a3d01f747b5d3df370bdc44aed95f3·...·]-7">}</span><span·class="w"> |
| 700 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 700 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="7111640362-9">{</span><span·class="ss">nodedown</span><span·class="p">,</span><span·class="ss">b@localhost</span><span·class="p">,</span><span·class="w"> |
| 701 | ····················</span><span·class="p"·data-group-id=" | 701 | ····················</span><span·class="p"·data-group-id="7111640362-10">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">3067552</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">visible</span><span·class="p">,</span><span·class="w"> |
| 702 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">connection_closed</span><span·class="p"·data-group-id=" | 702 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">connection_closed</span><span·class="p"·data-group-id="7111640362-10">}</span><span·class="p"·data-group-id="7111640362-9">}</span><span·class="w"> |
| 703 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 703 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="7111640362-11">{</span><span·class="ss">nodedown</span><span·class="p">,</span><span·class="ss">c@localhost</span><span·class="p">,</span><span·class="w"> |
| 704 | ····················</span><span·class="p"·data-group-id=" | 704 | ····················</span><span·class="p"·data-group-id="7111640362-12">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">13892107</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">hidden</span><span·class="p">,</span><span·class="w"> |
| 705 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">net_tick_timeout</span><span·class="p"·data-group-id=" | 705 | ······················</span><span·class="ss">nodedown_reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">net_tick_timeout</span><span·class="p"·data-group-id="7111640362-12">}</span><span·class="p"·data-group-id="7111640362-11">}</span><span·class="w"> |
| 706 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id=" | 706 | </span><span·class="n">Shell</span><span·class="w">·</span><span·class="ss">got</span><span·class="w">·</span><span·class="p"·data-group-id="7111640362-13">{</span><span·class="ss">nodeup</span><span·class="p">,</span><span·class="ss">b@localhost</span><span·class="p">,</span><span·class="w"> |
| 707 | ··················</span><span·class="p"·data-group-id=" | 707 | ··················</span><span·class="p"·data-group-id="7111640362-14">#{</span><span·class="ss">connection_id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">3067553</span><span·class="p">,</span><span·class="ss">node_type</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·171,·SHA:·523311bd0e82c4a4d94662bd6d91f0bd75f0dde33c3dc5e2808309bf1f3f0dd6·...·]-13">}</span><span·class="w"> |
| 708 | </span><span·class="nf">ok</span><span·class="w"> | 708 | </span><span·class="nf">ok</span><span·class="w"> |
| 709 | </span><span·class="p"·data-group-id=" | 709 | </span><span·class="p"·data-group-id="7111640362-15">(</span><span·class="ss">a@localhost</span><span·class="p"·data-group-id="7111640362-15">)</span><span·class="mi">3</span><span·class="o">></span></code></pre> |
| 710 | ··</section> | 710 | ··</section> |
| 711 | </section> | 711 | </section> |
| 712 | <section·class="detail"·id="set_net_ticktime/1"> | 712 | <section·class="detail"·id="set_net_ticktime/1"> |
| 713 | ··<div·class="detail-header"> | 713 | ··<div·class="detail-header"> |
| 714 | ····<a·href="#set_net_ticktime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 714 | ····<a·href="#set_net_ticktime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 715 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 715 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 980, 15 lines modified | Offset 980, 15 lines modified | ||
| 980 | ······<p·class="built-using"> | 980 | ······<p·class="built-using"> |
| 981 | ········Built·using | 981 | ········Built·using |
| 982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 984 | ······</p> | 984 | ······</p> |
| 985 | <p>Copyright·©·1996-202 | 985 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 986 | ····</footer> | 986 | ····</footer> |
| 987 | ··</div> | 987 | ··</div> |
| 988 | </main> | 988 | </main> |
| 989 | </div> | 989 | </div> |
| 990 | <script> | 990 | <script> |
| 991 | ··function·mermaidLoaded()·{ | 991 | ··function·mermaidLoaded()·{ |
| 992 | ····mermaid.initialize({ | 992 | ····mermaid.initialize({ |
| Offset 4073, 20 lines modified | Offset 4073, 20 lines modified | ||
| 4073 | will·make·repeated·attempts·to·open·the·disk·log·fail·every·time.</p><p>Own·Id:·OTP-5558·Aux·Id:·seq9823</p></li><li><p>Previously·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved | 4073 | will·make·repeated·attempts·to·open·the·disk·log·fail·every·time.</p><p>Own·Id:·OTP-5558·Aux·Id:·seq9823</p></li><li><p>Previously·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·behaved |
| 4074 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could | 4074 | completely·asynchronous.·This·had·one·undesirable·effect,·though.·You·could |
| 4075 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you | 4075 | never·know·when·you·were·guaranteed·<em>not</em>·to·be·affected·by·a·link·that·you |
| 4076 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be | 4076 | had·unlinked·or·a·monitor·that·you·had·demonitored.</p><p>The·new·behavior·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#unlink/1"><code·class="inline">unlink/1</code></a>·and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#demonitor/2"><code·class="inline">erlang:demonitor/2</code></a>·can·be |
| 4077 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink | 4077 | viewed·as·two·operations·performed·atomically.·Asynchronously·send·an·unlink |
| 4078 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or | 4078 | signal·or·a·demonitor·signal,·and·ignore·any·future·results·of·the·link·or |
| 4079 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did | 4079 | monitor.</p><p><em>NOTE</em>:·This·change·can·cause·some·obscure·code·to·fail·which·previously·did |
| 4080 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id=" | 4080 | not.·For·example,·the·following·code·might·hang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">············</span><span·class="n">Mon</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monitor</span><span·class="p"·data-group-id="2304384337-1">(</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="2304384337-1">)</span><span·class="p">,</span><span·class="w"> |
| 4081 | ············</span><span·class="c1">%%·...</span><span·class="w"> | 4081 | ············</span><span·class="c1">%%·...</span><span·class="w"> |
| 4082 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 4082 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="2304384337-2">(</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bang</span><span·class="p"·data-group-id="2304384337-2">)</span><span·class="p">,</span><span·class="w"> |
| 4083 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 4083 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="2304384337-3">(</span><span·class="n">Mon</span><span·class="p"·data-group-id="2304384337-3">)</span><span·class="p">,</span><span·class="w"> |
| 4084 | ············</span><span·class="k">receive</span><span·class="w"> | 4084 | ············</span><span·class="k">receive</span><span·class="w"> |
| 4085 | ················</span><span·class="p"·data-group-id=" | 4085 | ················</span><span·class="p"·data-group-id="2304384337-4">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mon</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·144,·SHA:·34b5b6a22837c3390bad095a6cc00250f11413ce426a499fb1f46b33c00b0727·...·]-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 4086 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> | 4086 | ············</span><span·class="c1">%%·We·were·previously·guaranteed·to·get·a·down·message</span><span·class="w"> |
| 4087 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> | 4087 | ············</span><span·class="c1">%%·(since·we·exited·the·process·ourself),·so·we·could</span><span·class="w"> |
| 4088 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> | 4088 | ············</span><span·class="c1">%%·in·this·case·leave·out:</span><span·class="w"> |
| 4089 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> | 4089 | ············</span><span·class="c1">%%·after·0·->·ok</span><span·class="w"> |
| 4090 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>The·behavior·when·an·application·fails·to·start·and·possibly·causes·the | 4090 | ············</span><span·class="k">end</span><span·class="p">,</span></code></pre><p>*<strong>·POTENTIAL·INCOMPATIBILITY·*</strong></p><p>Own·Id:·OTP-5772</p></li><li><p>The·behavior·when·an·application·fails·to·start·and·possibly·causes·the |
| 4091 | runtime·system·to·halt·has·been·cleaned·up,·including·fixing·some·minor·bugs.</p><p><code·class="inline">application_controller</code>·should·now·always·terminate·with·a·non-nested·string, | 4091 | runtime·system·to·halt·has·been·cleaned·up,·including·fixing·some·minor·bugs.</p><p><code·class="inline">application_controller</code>·should·now·always·terminate·with·a·non-nested·string, |
| 4092 | meaning·the·slogan·in·an·<code·class="inline">erl_crash.dump</code>·should·always·be·easy·to·read.</p><p><code·class="inline">init</code>·now·makes·sure·that·the·slogan·passed·to·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#halt/1"><code·class="inline">erlang:halt/1</code></a>·does·not | 4092 | meaning·the·slogan·in·an·<code·class="inline">erl_crash.dump</code>·should·always·be·easy·to·read.</p><p><code·class="inline">init</code>·now·makes·sure·that·the·slogan·passed·to·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#halt/1"><code·class="inline">erlang:halt/1</code></a>·does·not |
| Offset 4505, 15 lines modified | Offset 4505, 15 lines modified | ||
| 4505 | ······<p·class="built-using"> | 4505 | ······<p·class="built-using"> |
| 4506 | ········Built·using | 4506 | ········Built·using |
| 4507 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 4507 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 4508 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 4508 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 4509 | ······</p> | 4509 | ······</p> |
| 4510 | <p>Copyright·©·1996-202 | 4510 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 4511 | ····</footer> | 4511 | ····</footer> |
| 4512 | ··</div> | 4512 | ··</div> |
| 4513 | </main> | 4513 | </main> |
| 4514 | </div> | 4514 | </div> |
| 4515 | <script> | 4515 | <script> |
| 4516 | ··function·mermaidLoaded()·{ | 4516 | ··function·mermaidLoaded()·{ |
| 4517 | ····mermaid.initialize({ | 4517 | ····mermaid.initialize({ |
| Offset 640, 21 lines modified | Offset 640, 21 lines modified | ||
| 640 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·cmd(Command,·Options)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·when·Command·::·<a·href="#t:os_command/0">os_command</a>(),·Options·::·<a·href="#t:os_command_opts/0">os_command_opts</a>().</pre> | 640 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·cmd(Command,·Options)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·when·Command·::·<a·href="#t:os_command/0">os_command</a>(),·Options·::·<a·href="#t:os_command_opts/0">os_command_opts</a>().</pre> |
| 641 | ······</div> | 641 | ······</div> |
| 642 | <p>Executes·<code·class="inline">Command</code>·in·a·command·shell·of·the·target·OS,·captures·the·standard | 642 | <p>Executes·<code·class="inline">Command</code>·in·a·command·shell·of·the·target·OS,·captures·the·standard |
| 643 | output·and·standard·error·of·the·command,·and·returns·this·result·as·a·string.</p><p>The·command·shell·can·be·set·using·the | 643 | output·and·standard·error·of·the·command,·and·returns·this·result·as·a·string.</p><p>The·command·shell·can·be·set·using·the |
| 644 | <a·href="kernel_app.html#os_cmd_shell">kernel·configuration·parameter</a>,·by·default·the | 644 | <a·href="kernel_app.html#os_cmd_shell">kernel·configuration·parameter</a>,·by·default·the |
| 645 | shell·is·detected·upon·system·startup.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">LsOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 645 | shell·is·detected·upon·system·startup.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">LsOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="5239143580-1">(</span><span·class="s">"ls"</span><span·class="p"·data-group-id="5239143580-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·on·unix·platform</span><span·class="w"> |
| 646 | </span><span·class="n">DirOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 646 | </span><span·class="n">DirOut</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="5239143580-2">(</span><span·class="s">"dir"</span><span·class="p"·data-group-id="5239143580-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·on·Win32·platform</span></code></pre><p>Notice·that·in·some·cases,·standard·output·of·a·command·when·called·from·another |
| 647 | program·can·differ,·compared·with·the·standard·output·of·the·command·when·called | 647 | program·can·differ,·compared·with·the·standard·output·of·the·command·when·called |
| 648 | directly·from·an·OS·command·shell.</p><p>The·possible·options·are:</p><ul><li><p><strong><code·class="inline">max_size</code></strong>·-·The·maximum·size·of·the·data·returned·by·the·<code·class="inline">os:cmd</code>·call. | 648 | directly·from·an·OS·command·shell.</p><p>The·possible·options·are:</p><ul><li><p><strong><code·class="inline">max_size</code></strong>·-·The·maximum·size·of·the·data·returned·by·the·<code·class="inline">os:cmd</code>·call. |
| 649 | This·option·is·a·safety·feature·that·should·be·used·when·the·command·executed | 649 | This·option·is·a·safety·feature·that·should·be·used·when·the·command·executed |
| 650 | can·return·a·very·large,·possibly·infinite,·result.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 650 | can·return·a·very·large,·possibly·infinite,·result.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="3575190663-1">(</span><span·class="s">"cat·/dev/zero"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3575190663-2">#{</span><span·class="w">·</span><span·class="ss">max_size</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·192,·SHA:·a150932cec76a7f4e9453c0969fdb755dec6711e5e146f102e40765821990505·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 651 | </span><span·class="p"·data-group-id=" | 651 | </span><span·class="p"·data-group-id="3575190663-3">[</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·763,·SHA:·990411530d0ee50b36a32363289f517141bd0f4db13c2ac3da3059bed1b1ed84·...·]-3">]</span></code></pre></li></ul> |
| 652 | ··</section> | 652 | ··</section> |
| 653 | </section> | 653 | </section> |
| 654 | <section·class="detail"·id="env/0"> | 654 | <section·class="detail"·id="env/0"> |
| 655 | ··<div·class="detail-header"> | 655 | ··<div·class="detail-header"> |
| 656 | ····<a·href="#env/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 656 | ····<a·href="#env/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 657 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 657 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 918, 15 lines modified | Offset 918, 15 lines modified | ||
| 918 | ······</div> | 918 | ······</div> |
| 919 | <p>Returns·a·performance·counter·that·can·be·used·as·a·very·fast·and·high | 919 | <p>Returns·a·performance·counter·that·can·be·used·as·a·very·fast·and·high |
| 920 | resolution·timestamp.</p><p>This·counter·is·read·directly·from·the·hardware·or·operating·system·with·the | 920 | resolution·timestamp.</p><p>This·counter·is·read·directly·from·the·hardware·or·operating·system·with·the |
| 921 | same·guarantees.·This·means·that·two·consecutive·calls·to·the·function·are·not | 921 | same·guarantees.·This·means·that·two·consecutive·calls·to·the·function·are·not |
| 922 | guaranteed·to·be·monotonic,·though·it·most·likely·will·be.·The·performance | 922 | guaranteed·to·be·monotonic,·though·it·most·likely·will·be.·The·performance |
| 923 | counter·will·be·converted·to·the·resolution·passed·as·an·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">perf_counter</span><span·class="p"·data-group-id=" | 923 | counter·will·be·converted·to·the·resolution·passed·as·an·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">perf_counter</span><span·class="p"·data-group-id="9386646928-1">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="9386646928-1">)</span><span·class="p">,</span><span·class="k">receive</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">10000<[·...·truncated·by·diffoscope;·len:·486,·SHA:·d428cd5b0b94188ddc9fe3d2ce7d42610122acaa0106ac86314d6270e758c08a·...·]8-2">)</span><span·class="p">.</span><span·class="w"> |
| 924 | </span><span·class="mi">176525861</span><span·class="gp·unselectable"> | 924 | </span><span·class="mi">176525861</span><span·class="gp·unselectable"> |
| 925 | 2>·</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="n">T1</span><span·class="p">.</span><span·class="w"> | 925 | 2>·</span><span·class="n">T2</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="n">T1</span><span·class="p">.</span><span·class="w"> |
| 926 | </span><span·class="mi">10004</span></code></pre> | 926 | </span><span·class="mi">10004</span></code></pre> |
| 927 | ··</section> | 927 | ··</section> |
| 928 | </section> | 928 | </section> |
| 929 | <section·class="detail"·id="putenv/2"> | 929 | <section·class="detail"·id="putenv/2"> |
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| 1079 | <p>Returns·the·current·<a·href="../../../../erts-15.2.3/doc/html/time_correction.html#os-system-time">OS·system·time</a> | 1079 | <p>Returns·the·current·<a·href="../../../../erts-15.2.3/doc/html/time_correction.html#os-system-time">OS·system·time</a> |
| 1080 | in·the·same·format·as·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#timestamp/0"><code·class="inline">erlang:timestamp/0</code></a>.</p><p>The·tuple·can·be·used·together·with·function·<a·href="../../../../lib/stdlib-6.2.1/doc/html/calendar.html#now_to_universal_time/1"><code·class="inline">calendar:now_to_universal_time/1</code></a> | 1080 | in·the·same·format·as·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#timestamp/0"><code·class="inline">erlang:timestamp/0</code></a>.</p><p>The·tuple·can·be·used·together·with·function·<a·href="../../../../lib/stdlib-6.2.1/doc/html/calendar.html#now_to_universal_time/1"><code·class="inline">calendar:now_to_universal_time/1</code></a> |
| 1081 | or·<a·href="../../../../lib/stdlib-6.2.1/doc/html/calendar.html#now_to_local_time/1"><code·class="inline">calendar:now_to_local_time/1</code></a>·to·get·calendar·time.·Using·the·calendar·time, | 1081 | or·<a·href="../../../../lib/stdlib-6.2.1/doc/html/calendar.html#now_to_local_time/1"><code·class="inline">calendar:now_to_local_time/1</code></a>·to·get·calendar·time.·Using·the·calendar·time, |
| 1082 | together·with·the·<code·class="inline">MicroSecs</code>·part·of·the·return·tuple·from·this·function, | 1082 | together·with·the·<code·class="inline">MicroSecs</code>·part·of·the·return·tuple·from·this·function, |
| 1083 | allows·you·to·log·time·stamps·in·high·resolution·and·consistent·with·the·time·in | 1083 | allows·you·to·log·time·stamps·in·high·resolution·and·consistent·with·the·time·in |
| 1084 | ·the·rest·of·the·OS.</p><p>Example·of·code·formatting·a·string·in·format·"DD·Mon·YYYY·HH:MM:SS.mmmmmm", | 1084 | ·the·rest·of·the·OS.</p><p>Example·of·code·formatting·a·string·in·format·"DD·Mon·YYYY·HH:MM:SS.mmmmmm", |
| 1085 | where·DD·is·the·day·of·month,·Mon·is·the·textual·month·name,·YYYY·is·the·year, | 1085 | where·DD·is·the·day·of·month,·Mon·is·the·textual·month·name,·YYYY·is·the·year, |
| 1086 | HH:MM:SS·is·the·time,·and·mmmmmm·is·the·microseconds·in·six·positions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4150087360-1">(</span><span·class="ss">print_time</span><span·class="p"·data-group-id="4150087360-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1087 | 1086 | HH:MM:SS·is·the·time,·and·mmmmmm·is·the·microseconds·in·six·positions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="7478748907-1">(</span><span·class="ss">print_time[·...·truncated·by·diffoscope;·len:·50,·SHA:·b32e0accaf79a1862d3f602b70f01d65657cf8309da9efc070a2f2932e539603·...·]">)</span><span·class="p">.</span><span·class="w"> | |
| 1087 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7478748907-2">(</span><span·class="p"·data-group-id="7478748907-3">[</span><span·class="ss">format_utc_timestamp</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="7478748907-3">]</span><span·class="p"·data-group-id="7478748907-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 1088 | </span><span·class="nf">format_utc_timestamp</span><span·class="p"·data-group-id="4 | 1088 | </span><span·class="nf">format_utc_timestamp</span><span·class="p"·data-group-id="7478748907-4">(</span><span·class="p"·data-group-id="7478748907-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1089 | ····</span><span·class="n">TS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4 | 1089 | ····</span><span·class="n">TS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7478748907-5">{</span><span·class="p">_</span><span·class="p">,</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Micro</span><span·class="p"·data-group-id="7478748907-5">}</span><span·class="w">·</span><span·class="o">=</span><span·cla[·...·truncated·by·diffoscope;·len:·192,·SHA:·288c3752ae1f24a35f28924f1b13f65cbe96e886ddb82fa6a79a1a4d302010a2·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 1090 | ····</span><span·class="p"·data-group-id="4 | 1090 | ····</span><span·class="p"·data-group-id="7478748907-7">{</span><span·class="p"·data-group-id="7478748907-8">{</span><span·class="n">Year</span><span·class="p">,</span><span·class="n">Month</span><span·class="p">,</span><span·class="n">Day</span><span·class="p"·data-group-id="7478748907-8">}</span[·...·truncated·by·diffoscope;·len:·305,·SHA:·0899f17df3c91ecb21c9490f024264abd0f168c545e20e764983441fb06be56b·...·]-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 1091 | </span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">now_to_universal_time</span><span·class="p"·data-group-id="4 | 1091 | </span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">now_to_universal_time</span><span·class="p"·data-group-id="7478748907-10">(</span><span·class="n">TS</span><span·class="p"·data-group-id="7478748907-10">)</span><span·class="p">,</span><span·class="w"> |
| 1092 | ····</span><span·class="n">Mstr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="4 | 1092 | ····</span><span·class="n">Mstr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="7478748907-11">(</span><span·class="n">Month</span><span·class="p">,</span><span·class="p"·data-group-id="7478748907-12">{</span><span·class="s">"Jan"</span><span·class="p">,</span><span·class="s">"Feb"</span><span·class="p">,</span><span·class="s">"Mar"</span><span·class="p">,</span><span·class="s">"Apr"</span><span·class="p">,</span><span·class="s">"May"</span><span·class="p">,</span><span·class="s">"Jun"</span><span·class="p">,</span><span·class="s">"Jul"</span><span·class="p">,</span><span·class="w"> |
| 1093 | ····</span><span·class="s">"Aug"</span><span·class="p">,</span><span·class="s">"Sep"</span><span·class="p">,</span><span·class="s">"Oct"</span><span·class="p">,</span><span·class="s">"Nov"</span><span·class="p">,</span><span·class="s">"Dec"</span><span·class="p"·data-group-id="4 | 1093 | ····</span><span·class="s">"Aug"</span><span·class="p">,</span><span·class="s">"Sep"</span><span·class="p">,</span><span·class="s">"Oct"</span><span·class="p">,</span><span·class="s">"Nov"</span><span·class="p">,</span><span·class="s">"Dec"</span><span·class="p"·data-group-id="7478748907-12">}</span><span·class="p"·data-group-id="7478748907-11">)</span><span·class="p">,</span><span·class="w"> |
| 1094 | ····</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4 | 1094 | ····</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7478748907-13">(</span><span·class="s">"</span><span·class="si">~2w</span><span·class="s">·</span><span·class="si">~s</span><span·class="s">·</span><span·class="si">~4w</span><span·class="s">·</span><span·class="si">~2w</span><span·class="s">:</span><span·class="si">~2..0w</span><span·class="s">:</span><span·class="si">~2..0w</span><span·class="s">.</span><span·class="si">~6..0w</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 1095 | ····</span><span·class="p"·data-group-id="4 | 1095 | ····</span><span·class="p"·data-group-id="7478748907-14">[</span><span·class="n">Day</span><span·class="p">,</span><span·class="n">Mstr</span><span·class="p">,</span><span·class="n">Year</span><span·class="p">,</span><span·class="n">Hour</span><span·class="p">,</span><span·class="n">Minute</span><[·...·truncated·by·diffoscope;·len:·1004,·SHA:·6f54c62fec8ecafd587105845b4f542674be94853679287f9795ae6d1ccc7391·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1096 | </span><span·class="mi">29</span><span·class="w">·</span><span·class="n">Apr</span><span·class="w">·</span><span·class="mi">2009</span><span·class="w">··</span><span·class="mi">9</span><span·class="p">:</span><span·class="mi">55</span><span·class="p">:</span><span·class="mf">30.051711</span></code></pre><p>OS·system·time·can·also·be·retrieved·by·<a·href="#system_time/0"><code·class="inline">system_time/0</code></a>·and·<a·href="#system_time/1"><code·class="inline">system_time/1</code></a>.</p> | 1096 | </span><span·class="mi">29</span><span·class="w">·</span><span·class="n">Apr</span><span·class="w">·</span><span·class="mi">2009</span><span·class="w">··</span><span·class="mi">9</span><span·class="p">:</span><span·class="mi">55</span><span·class="p">:</span><span·class="mf">30.051711</span></code></pre><p>OS·system·time·can·also·be·retrieved·by·<a·href="#system_time/0"><code·class="inline">system_time/0</code></a>·and·<a·href="#system_time/1"><code·class="inline">system_time/1</code></a>.</p> |
| 1097 | ··</section> | 1097 | ··</section> |
| 1098 | </section> | 1098 | </section> |
| 1099 | <section·class="detail"·id="type/0"> | 1099 | <section·class="detail"·id="type/0"> |
| 1100 | ··<div·class="detail-header"> | 1100 | ··<div·class="detail-header"> |
| 1101 | ····<a·href="#type/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1101 | ····<a·href="#type/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1210, 15 lines modified | Offset 1210, 15 lines modified | ||
| 1210 | ······<p·class="built-using"> | 1210 | ······<p·class="built-using"> |
| 1211 | ········Built·using | 1211 | ········Built·using |
| 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1214 | ······</p> | 1214 | ······</p> |
| 1215 | <p>Copyright·©·1996-202 | 1215 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1216 | ····</footer> | 1216 | ····</footer> |
| 1217 | ··</div> | 1217 | ··</div> |
| 1218 | </main> | 1218 | </main> |
| 1219 | </div> | 1219 | </div> |
| 1220 | <script> | 1220 | <script> |
| 1221 | ··function·mermaidLoaded()·{ | 1221 | ··function·mermaidLoaded()·{ |
| 1222 | ····mermaid.initialize({ | 1222 | ····mermaid.initialize({ |
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| 836 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor_scope(Scope·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>())·->·{<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0">reference</a>(),·#{<a·href="#t:group/0">group</a>()·=>·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pid/0">pid</a>()]}}.</pre> | 836 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor_scope(Scope·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>())·->·{<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0">reference</a>(),·#{<a·href="#t:group/0">group</a>()·=>·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pid/0">pid</a>()]}}.</pre> |
| 837 | ······</div> | 837 | ······</div> |
| 838 | <p>Subscribes·the·caller·to·updates·from·the·specified·scope.</p><p>Returns·content·of·the·entire·scope·and·a·reference·to·match·the·upcoming | 838 | <p>Subscribes·the·caller·to·updates·from·the·specified·scope.</p><p>Returns·content·of·the·entire·scope·and·a·reference·to·match·the·upcoming |
| 839 | notifications.</p><p>Whenever·any·group·membership·changes,·an·update·message·is·sent·to·the | 839 | notifications.</p><p>Whenever·any·group·membership·changes,·an·update·message·is·sent·to·the |
| 840 | subscriber:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 840 | subscriber:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5407706974-1">{</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">join</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Group</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·781,·SHA:·f90cf1901f523a4122b152c8500567fb1632362dfc3d964be39848c5f596df0d·...·]-1">}</span></code></pre> |
| 841 | ··</section> | 841 | ··</section> |
| 842 | </section> | 842 | </section> |
| 843 | <section·class="detail"·id="start/1"> | 843 | <section·class="detail"·id="start/1"> |
| 844 | ··<div·class="detail-header"> | 844 | ··<div·class="detail-header"> |
| 845 | ····<a·href="#start/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 845 | ····<a·href="#start/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 846 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 846 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1007, 15 lines modified | Offset 1007, 15 lines modified | ||
| 1007 | ······<p·class="built-using"> | 1007 | ······<p·class="built-using"> |
| 1008 | ········Built·using | 1008 | ········Built·using |
| 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1011 | ······</p> | 1011 | ······</p> |
| 1012 | <p>Copyright·©·1996-202 | 1012 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1013 | ····</footer> | 1013 | ····</footer> |
| 1014 | ··</div> | 1014 | ··</div> |
| 1015 | </main> | 1015 | </main> |
| 1016 | </div> | 1016 | </div> |
| 1017 | <script> | 1017 | <script> |
| 1018 | ··function·mermaidLoaded()·{ | 1018 | ··function·mermaidLoaded()·{ |
| 1019 | ····mermaid.initialize({ | 1019 | ····mermaid.initialize({ |
| Offset 1043, 18 lines modified | Offset 1043, 18 lines modified | ||
| 1043 | all·the·nodes,·but·the·multicall·is·faster,·as·all·the·requests·are·sent·at·the | 1043 | all·the·nodes,·but·the·multicall·is·faster,·as·all·the·requests·are·sent·at·the |
| 1044 | same·time·and·are·collected·one·by·one·as·they·come·back.</p><p>The·function·evaluates·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·Args)</code></a>·on·the | 1044 | same·time·and·are·collected·one·by·one·as·they·come·back.</p><p>The·function·evaluates·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(Module,·Function,·Args)</code></a>·on·the |
| 1045 | specified·nodes·and·collects·the·answers.·It·returns·<code·class="inline">{ResL,·BadNodes}</code>,·where | 1045 | specified·nodes·and·collects·the·answers.·It·returns·<code·class="inline">{ResL,·BadNodes}</code>,·where |
| 1046 | <code·class="inline">BadNodes</code>·is·a·list·of·the·nodes·that·do·not·exist,·and·<code·class="inline">ResL</code>·is·a·list·of·the | 1046 | <code·class="inline">BadNodes</code>·is·a·list·of·the·nodes·that·do·not·exist,·and·<code·class="inline">ResL</code>·is·a·list·of·the |
| 1047 | return·values,·or·<code·class="inline">{badrpc,·Reason}</code>·for·failing·calls.·<code·class="inline">Timeout</code>·is·a·time | 1047 | return·values,·or·<code·class="inline">{badrpc,·Reason}</code>·for·failing·calls.·<code·class="inline">Timeout</code>·is·a·time |
| 1048 | (integer)·in·milliseconds,·or·<code·class="inline">infinity</code>.</p><p>The·following·example·is·useful·when·new·object·code·is·to·be·loaded·on·all | 1048 | (integer)·in·milliseconds,·or·<code·class="inline">infinity</code>.</p><p>The·following·example·is·useful·when·new·object·code·is·to·be·loaded·on·all |
| 1049 | nodes·in·the·network,·and·indicates·some·side·effects·that·RPCs·can·produce:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Find·object·code·for·module·Mod</span><span·class="w"> | 1049 | nodes·in·the·network,·and·indicates·some·side·effects·that·RPCs·can·produce:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Find·object·code·for·module·Mod</span><span·class="w"> |
| 1050 | </span><span·class="p"·data-group-id=" | 1050 | </span><span·class="p"·data-group-id="1450270558-1">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="1450270558-1">}</span><span·[·...·truncated·by·diffoscope;·len:·277,·SHA:·26031494fa02bbbb9278a666bdc65df62e1266dd45172a983329a4c87c8ec273·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 1051 | </span><span·class="c1">%%·and·load·it·on·all·nodes·including·this·one</span><span·class="w"> | 1051 | </span><span·class="c1">%%·and·load·it·on·all·nodes·including·this·one</span><span·class="w"> |
| 1052 | </span><span·class="p"·data-group-id=" | 1052 | </span><span·class="p"·data-group-id="1450270558-3">{</span><span·class="n">ResL</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="1450270558-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·608,·SHA:·bc1d9373e94518460d25cca7f72e9bfe8e046618369ce6f07ad3fb5cd3927820·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 1053 | </span><span·class="c1">%%·and·then·maybe·check·the·ResL·list.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·want·the·ability·to·distinguish·between·results,·you·may·want·to | 1053 | </span><span·class="c1">%%·and·then·maybe·check·the·ResL·list.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>If·you·want·the·ability·to·distinguish·between·results,·you·may·want·to |
| 1054 | consider·using·the·<a·href="erpc.html#multicall/4"><code·class="inline">erpc:multicall()</code></a>·function·from·the | 1054 | consider·using·the·<a·href="erpc.html#multicall/4"><code·class="inline">erpc:multicall()</code></a>·function·from·the |
| 1055 | <code·class="inline">erpc</code>·module·instead.</p></section><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the | 1055 | <code·class="inline">erpc</code>·module·instead.</p></section><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>You·cannot·make·<em>any</em>·assumptions·about·the·process·that·will·perform·the |
| 1056 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·an·<code·class="inline">rpc</code>·server,·another | 1056 | <code·class="inline">apply()</code>.·It·may·be·the·calling·process·itself,·an·<code·class="inline">rpc</code>·server,·another |
| 1057 | server,·or·a·freshly·spawned·process.</p></section> | 1057 | server,·or·a·freshly·spawned·process.</p></section> |
| 1058 | ··</section> | 1058 | ··</section> |
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| 1396 | ······<p·class="built-using"> | 1396 | ······<p·class="built-using"> |
| 1397 | ········Built·using | 1397 | ········Built·using |
| 1398 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1398 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1399 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1399 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1400 | ······</p> | 1400 | ······</p> |
| 1401 | <p>Copyright·©·1996-202 | 1401 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1402 | ····</footer> | 1402 | ····</footer> |
| 1403 | ··</div> | 1403 | ··</div> |
| 1404 | </main> | 1404 | </main> |
| 1405 | </div> | 1405 | </div> |
| 1406 | <script> | 1406 | <script> |
| 1407 | ··function·mermaidLoaded()·{ | 1407 | ··function·mermaidLoaded()·{ |
| 1408 | ····mermaid.initialize({ | 1408 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 137 | of·the·trace·output.</p><h2·id="module-trace-messages-sent-to-the-system-tracer"·class="section-heading"> | 137 | of·the·trace·output.</p><h2·id="module-trace-messages-sent-to-the-system-tracer"·class="section-heading"> |
| 138 | ··<a·href="#module-trace-messages-sent-to-the-system-tracer"·class="hover-link"> | 138 | ··<a·href="#module-trace-messages-sent-to-the-system-tracer"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Trace·Messages·Sent·to·the·System·Tracer</span> | 141 | ··<span·class="text">Trace·Messages·Sent·to·the·System·Tracer</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p>The·format·of·the·messages·is·one·of·the·following,·depending·on·if·flag | 143 | <p>The·format·of·the·messages·is·one·of·the·following,·depending·on·if·flag |
| 144 | <code·class="inline">timestamp</code>·of·the·trace·token·is·set·to·<code·class="inline">true</code>·or·<code·class="inline">false</code>:</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo,·TimeStamp}</code></pre><p>or</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo}</code></pre><p>Where:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 144 | <code·class="inline">timestamp</code>·of·the·trace·token·is·set·to·<code·class="inline">true</code>·or·<code·class="inline">false</code>:</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo,·TimeStamp}</code></pre><p>or</p><pre><code·class="text">{seq_trace,·Label,·SeqTraceInfo}</code></pre><p>Where:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Label</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="2643552380-1">(</span><span·class="p"·data-group-id="2643552380-1">)</span><span·class="w"> |
| 145 | </span><span·class="n">TimeStamp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 145 | </span><span·class="n">TimeStamp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2643552380-2">{</span><span·class="n">Seconds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Milliseconds</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Microseconds</span><span·class="p"·data-group-id="2643552[·...·truncated·by·diffoscope;·len:·3,·SHA:·2af4dd48399a5cf64c23fc7933e11aaf6171d80001b4b1377498ae6056b1acbf·...·]-2">}</span><span·class="w"> |
| 146 | ··</span><span·class="n">Seconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Milliseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Microseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="n">Seconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Milliseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Microseconds</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="2643552380-3">(</span><span·class="p"·data-group-id="2643552380-3">)</span></code></pre><p><code·class="inline">SeqTraceInfo</code>·can·have·the·following·formats:</p><ul><li><p><strong><code·class="inline">{send,·Serial,·From,·To,·Message}</code></strong>·-·Used·when·a·process·<code·class="inline">From</code>·with·its |
| 147 | trace·token·flag·<code·class="inline">send</code>·set·to·<code·class="inline">true</code>·has·sent·information.·<code·class="inline">To</code>·may·be·a | 147 | trace·token·flag·<code·class="inline">send</code>·set·to·<code·class="inline">true</code>·has·sent·information.·<code·class="inline">To</code>·may·be·a |
| 148 | process·identifier,·a·registered·name·on·a·node·represented·as | 148 | process·identifier,·a·registered·name·on·a·node·represented·as |
| 149 | <code·class="inline">{NameAtom,·NodeAtom}</code>,·or·a·node·name·represented·as·an·atom.·<code·class="inline">From</code>·may·be·a | 149 | <code·class="inline">{NameAtom,·NodeAtom}</code>,·or·a·node·name·represented·as·an·atom.·<code·class="inline">From</code>·may·be·a |
| 150 | process·identifier·or·a·node·name·represented·as·an·atom.·<code·class="inline">Message</code>·contains | 150 | process·identifier·or·a·node·name·represented·as·an·atom.·<code·class="inline">Message</code>·contains |
| 151 | the·information·passed·along·in·this·information·transfer.·If·the·transfer·is | 151 | the·information·passed·along·in·this·information·transfer.·If·the·transfer·is |
| 152 | done·via·message·passing,·it·is·the·actual·message.</p></li><li><p><strong><code·class="inline">{'receive',·Serial,·From,·To,·Message}</code></strong>·-·Used·when·a·process·<code·class="inline">To</code> | 152 | done·via·message·passing,·it·is·the·actual·message.</p></li><li><p><strong><code·class="inline">{'receive',·Serial,·From,·To,·Message}</code></strong>·-·Used·when·a·process·<code·class="inline">To</code> |
| 153 | receives·information·with·a·trace·token·that·has·flag·<code·class="inline">'receive'</code>·set·to | 153 | receives·information·with·a·trace·token·that·has·flag·<code·class="inline">'receive'</code>·set·to |
| Offset 283, 76 lines modified | Offset 283, 76 lines modified | ||
| 283 | from·the·sequential·tracing·point·of·view.</p><h2·id="module-example-of-use"·class="section-heading"> | 283 | from·the·sequential·tracing·point·of·view.</p><h2·id="module-example-of-use"·class="section-heading"> |
| 284 | ··<a·href="#module-example-of-use"·class="hover-link"> | 284 | ··<a·href="#module-example-of-use"·class="hover-link"> |
| 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 285 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 286 | ··</a> | 286 | ··</a> |
| 287 | ··<span·class="text">Example·of·Use</span> | 287 | ··<span·class="text">Example·of·Use</span> |
| 288 | </h2> | 288 | </h2> |
| 289 | <p>This·example·gives·a·rough·idea·of·how·the·new·primitives·can·be·used·and·what | 289 | <p>This·example·gives·a·rough·idea·of·how·the·new·primitives·can·be·used·and·what |
| 290 | kind·of·output·it·produces.</p><p>Assume·that·you·have·an·initiating·process·with·<code·class="inline">Pid·==·<0.30.0></code>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 290 | kind·of·output·it·produces.</p><p>Assume·that·you·have·an·initiating·process·with·<code·class="inline">Pid·==·<0.30.0></code>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6160685851-1">(</span><span·class="ss">seqex</span><span·class="p"·data-group-id="6160685851-1">)</span><span·class="p">.</span><span·class="w"> |
| 291 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 291 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="6160685851-2">(</span><span·class="ss">export_all</span><span·class="p"·data-group-id="6160685851-2">)</span><span·class="p">.</span><span·class="w"> |
| 292 | </span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 292 | </span><span·class="nf">loop</span><span·class="p"·data-group-id="6160685851-3">(</span><span·class="n">Port</span><span·class="p"·data-group-id="6160685851-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 293 | ····</span><span·class="k">receive</span><span·class="w"> | 293 | ····</span><span·class="k">receive</span><span·class="w"> |
| 294 | ········</span><span·class="p"·data-group-id=" | 294 | ········</span><span·class="p"·data-group-id="6160685851-4">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="6160685851-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 295 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 295 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="6160685851-5">(</span><span·class="ss">label</span><span·class="p">,</span><span·class="mi">17</span><span·class="p"·data-group-id="6160685851-5">)</span><span·class="p">,</span><span·class="w"> |
| 296 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 296 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="6160685851-6">(</span><span·class="ss">'receive'</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6160685851-6">)</span><span·class="p">,</span><span·class="w"> |
| 297 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 297 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="6160685851-7">(</span><span·class="ss">print</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="6160685851-7">)</span><span·class="p">,</span><span·class="w"> |
| 298 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id=" | 298 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="6160685851-8">(</span><span·class="mi">17</span><span·class="p">,</span><span·class="s">"****·Trace·Started·****"</span><span·class="p"·data-group-id="6160685851-8">)</span><span·class="p">,</span><span·class="w"> |
| 299 | ············</span><span·class="ss">call_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 299 | ············</span><span·class="ss">call_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="6160685851-9">{</span><span·class="nf">self</span><span·class="p"·data-group-id="6160685851-10">(</span><span·class="p"·data-group-id="6160685851-10">)</span><span·class="p">,</span><span·class="ss">the_message</span><span·class="p"·data-group-id="61606858[·...·truncated·by·diffoscope;·len:·2,·SHA:·031b4af5197ec30a926f48cf40e11a7dbc470048a21e4003b7a3c07c5dab1baa·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 300 | ········</span><span·class="p"·data-group-id=" | 300 | ········</span><span·class="p"·data-group-id="6160685851-11">{</span><span·class="ss">ack</span><span·class="p">,</span><span·class="n">Ack</span><span·class="p"·data-group-id="6160685851-11">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 301 | ············</span><span·class="ss">ok</span><span·class="w"> | 301 | ············</span><span·class="ss">ok</span><span·class="w"> |
| 302 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 302 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 303 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 303 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="6160685851-12">(</span><span·class="n">Port</span><span·class="p"·data-group-id="6160685851-12">)</span><span·class="p">.</span></code></pre><p>And·a·registered·process·<code·class="inline">call_server</code>·with·<code·class="inline">Pid·==·<0.31.0>[·...·truncated·by·diffoscope;·len:·191,·SHA:·04cd3efb0e253ce05cca9eacc8d5fbaea585a7153aafc276ab3492d3d01a77e9·...·]6-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 304 | ····</span><span·class="k">receive</span><span·class="w"> | 304 | ····</span><span·class="k">receive</span><span·class="w"> |
| 305 | ········</span><span·class="p"·data-group-id=" | 305 | ········</span><span·class="p"·data-group-id="3690284526-2">{</span><span·class="n">PortController</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="3690284526-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 306 | ············</span><span·class="n">Ack</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 306 | ············</span><span·class="n">Ack</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3690284526-3">{</span><span·class="ss">received</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Message</span><span·class="p"·data-group-id="3690284526-3">}</span><span·class="p">,</span><span·class="w"> |
| 307 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id=" | 307 | ············</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="3690284526-4">(</span><span·class="mi">17</span><span·class="p">,</span><span·class="s">"We·are·here·now"</span><span·class="p"·data-group-id="3690284526-4">)</span><span·class="p">,</span><span·class="w"> |
| 308 | ············</span><span·class="n">PortController</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 308 | ············</span><span·class="n">PortController</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3690284526-5">{</span><span·class="ss">ack</span><span·class="p">,</span><span·class="n">Ack</span><span·class="p"·data-group-id="3690284526-5">}</span><span·class="w"> |
| 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 310 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 310 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="3690284526-6">(</span><span·class="p"·data-group-id="3690284526-6">)</span><span·class="p">.</span></code></pre><p>A·possible·output·from·the·system's·<code·class="inline">sequential_tracer</code>·can·be·like·this:</p><pre><code·class="makeup·erlang"·trans[·...·truncated·by·diffoscope;·len:·432,·SHA:·36381185c899e0d267c37ddbaa82df4a6e054eee1617fb5506c6931496895f84·...·]63-1">}</span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 311 | </span><span·class="s">"****·Trace·Started·****"</span><span·class="w"> | 311 | </span><span·class="s">"****·Trace·Started·****"</span><span·class="w"> |
| 312 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id=" | 312 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id="4890694963-2">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4890694963-2">}</span><span·class="w">·</span><span·class="n">FROM</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 313 | </span><span·class="p"·data-group-id=" | 313 | </span><span·class="p"·data-group-id="4890694963-3">{</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="ss">the_message</span><span·class="p"·data-group-id="4890694963-3">}</span><span·class="w"> |
| 314 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Info</span><span·class="w">·</span><span·class="p"·data-group-id=" | 314 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Info</span><span·class="w">·</span><span·class="p"·data-group-id="4890694963-4">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="4890694963-4">}</span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 315 | </span><span·class="s">"We·are·here·now"</span><span·class="w"> | 315 | </span><span·class="s">"We·are·here·now"</span><span·class="w"> |
| 316 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id=" | 316 | </span><span·class="mi">17</span><span·class="p">:</span><span·class="o"><</span><span·class="mf">0.30</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">Received</span><span·class="w">·</span><span·class="p"·data-group-id="4890694963-5">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="4890694963-5">}</span><span·class="w">·</span><span·class="n">FROM</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.31</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">·</span><span·class="n">WITH</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="4890694963-6">{</span><span·class="ss">ack</span><span·class="p">,</span><span·class="p"·data-group-id="4890694963-7">{</span><span·class="ss">received</span><span·class="p">,</span><span·class="ss">the_message</span><span·class="p"·data-group-id="48906949[·...·truncated·by·diffoscope;·len:·53,·SHA:·1c8defd522107ed3481efc1221a06ecb98f1ab43b6c9ca1e6a871d2ccf4588b3·...·]63-6">}</span></code></pre><p>The·implementation·of·a·system·tracer·process·that·produces·this·printout·can |
| 318 | look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tracer</span><span·class="p"·data-group-id=" | 318 | look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">tracer</span><span·class="p"·data-group-id="8163090913-1">(</span><span·class="p"·data-group-id="8163090913-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 319 | ····</span><span·class="k">receive</span><span·class="w"> | 319 | ····</span><span·class="k">receive</span><span·class="w"> |
| 320 | ········</span><span·class="p"·data-group-id=" | 320 | ········</span><span·class="p"·data-group-id="8163090913-2">{</span><span·class="ss">seq_trace</span><span·class="p">,</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p"·data-group-id="8163090913-2">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 321 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 321 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-3">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="8163090913-3">)</span><span·class="p">;</span><span·class="w"> |
| 322 | ········</span><span·class="p"·data-group-id=" | 322 | ········</span><span·class="p"·data-group-id="8163090913-4">{</span><span·class="ss">seq_trace</span><span·class="p">,</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p"·data-group-id="8163090913-4">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 323 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 323 | ···········</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-5">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p"·data-group-id="8163090913-5">)</span><span·class="p">;</span><span·class="w"> |
| 324 | ········</span><span·class="p">_</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ignore</span><span·class="w"> | 324 | ········</span><span·class="p">_</span><span·class="n">Other</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ignore</span><span·class="w"> |
| 325 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 325 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 326 | ····</span><span·class="nf">tracer</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="nf">tracer</span><span·class="p"·data-group-id="8163090913-6">(</span><span·class="p"·data-group-id="8163090913-6">)</span><span·class="p">.</span><span·class="w"> |
| 327 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 327 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-7">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="8163090913-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 328 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 328 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8163090913-8">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">:"</span><span·class="p">,</span><span·class="p"·data-group-id="8163090913-9">[</span><span·class="n">Label</span><span·class="p"·data-group-id="8163090913-9"[·...·truncated·by·diffoscope;·len:·50,·SHA:·207c59b2289cc46acfe9b82227f51e3c3dbd0ae29f1527613c99b263b475aa18·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 329 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 329 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-10">(</span><span·class="n">TraceInfo</span><span·class="p"·data-group-id="8163090913-10">)</span><span·class="p">;</span><span·class="w"> |
| 330 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 330 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-11">(</span><span·class="n">Label</span><span·class="p">,</span><span·class="n">TraceInfo</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p"·data-group-id="8163090913-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 331 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 331 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8163090913-12">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·</span><span·class="si">~p</span><span·class="s">:"</span><span·class="p">,</span><span·class="p"·data-group-id="8163090913-13">[</span><span·class="n">Labe[·...·truncated·by·diffoscope;·len:·152,·SHA:·c99f75cce11c27005f67a28b117f97a37b345c27b6506de8d1aa087501ceabbe·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 332 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 332 | ····</span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-14">(</span><span·class="n">TraceInfo</span><span·class="p"·data-group-id="8163090913-14">)</span><span·class="p">.</span><span·class="w"> |
| 333 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 333 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-15">(</span><span·class="p"·data-group-id="8163090913-16">{</span><span·class="ss">print</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·class="p">_</spa[·...·truncated·by·diffoscope;·len:·148,·SHA:·216e2c918d96ae00dabd737a39871133a0dbf00ea8ffab5d9b919762946f9b5e·...·]-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 334 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 334 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8163090913-17">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·Info·</span><span·class="si">~p</span><span·class="s">·WITH</span><span·class="si">~n</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">&[·...·truncated·by·diffoscope;·len:·340,·SHA:·28150367d8aa19a640c1e25a7f52e4b051273d2a42cc38f768198395fbc20cb1·...·]-17">)</span><span·class="p">;</span><span·class="w"> |
| 335 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 335 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-19">(</span><span·class="p"·data-group-id="8163090913-20">{</span><span·class="ss">'receive'</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·164,·SHA:·03bca22a88f2a6c6b193bc876010685eb225c87429df8d6ab4d72826bca21733·...·]-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 336 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 336 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8163090913-21">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·Received·</span><span·class="si">~p</span><span·class="s">·FROM·</span><span·class="si">~p</span><span·class="s">·WITH</span><span·class="si">~n</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 337 | ··············</span><span·class="p"·data-group-id=" | 337 | ··············</span><span·class="p"·data-group-id="8163090913-22">[</span><span·class="n">To</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="8163090913-22">]</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·8dde92b7f1f4357d724f7f94e4987f4a5fdf2fdb9848201050c2caa01c860ad1·...·]-21">)</span><span·class="p">;</span><span·class="w"> |
| 338 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id=" | 338 | </span><span·class="nf">print_trace</span><span·class="p"·data-group-id="8163090913-23">(</span><span·class="p"·data-group-id="8163090913-24">{</span><span·class="nb">send</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">From</span><span·class="p">,</span><span·class="n">To</spa[·...·truncated·by·diffoscope;·len:·151,·SHA:·2456ea59497a7ab965f737207c13e60c688d21269fdcd6d94954b05cbb7c8c42·...·]-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 339 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 339 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8163090913-25">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">·Sent·</span><span·class="si">~p</span><span·class="s">·TO·</span><span·class="si">~p</span><span·class="s">·WITH</span><span·class="si">~n</span><span·class="si">~p</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w"> |
| 340 | ··············</span><span·class="p"·data-group-id=" | 340 | ··············</span><span·class="p"·data-group-id="8163090913-26">[</span><span·class="n">From</span><span·class="p">,</span><span·class="n">Serial</span><span·class="p">,</span><span·class="n">To</span><span·class="p">,</span><span·class="n">Message</span><span·class="p"·data-group-id="8163090913-26">]</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·8dde92b7f1f4357d724f7f94e4987f4a5fdf2fdb9848201050c2caa01c860ad1·...·]-25">)</span><span·class="p">.</span></code></pre><p>The·code·that·creates·a·process·that·runs·this·tracer·function·and·sets·that |
| 341 | process·as·the·system·tracer·can·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id=" | 341 | process·as·the·system·tracer·can·look·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">start</span><span·class="p"·data-group-id="4238522926-1">(</span><span·class="p"·data-group-id="4238522926-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 342 | ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 342 | ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="4238522926-2">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="ss">tracer</span><span·class="p">,</span><span·class="p"·data-group-id="4238522926-3">[</span><span·class="p"·data-group-id="4238522926-3">]</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·f1b7419c72a311855eddd3ccd280fb24d2bed65c3b50f11a161e1389e6f44c89·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 343 | ····</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_system_tracer</span><span·class="p"·data-group-id=" | 343 | ····</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_system_tracer</span><span·class="p"·data-group-id="4238522926-4">(</span><span·class="n">Pid</span><span·class="p"·data-group-id="4238522926-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·set·Pid·as·the·system·tracer</span><span·class="w"> |
| 344 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>With·a·function·like·<code·class="inline">test/0</code>,·the·whole·example·can·be·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">test</span><span·class="p"·data-group-id=" | 344 | ····</span><span·class="ss">ok</span><span·class="p">.</span></code></pre><p>With·a·function·like·<code·class="inline">test/0</code>,·the·whole·example·can·be·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">test</span><span·class="p"·data-group-id="5724914167-1">(</span><span·class="p"·data-group-id="5724914167-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 345 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 345 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="5724914167-2">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loop</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5724914167-3">[</span><spa[·...·truncated·by·diffoscope;·len:·118,·SHA:·fab22b0fdb5f84c8b96dc2d786b351fdcf8f0d16d1b22e62543a464c1ecaee4f·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 346 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id=" | 346 | ····</span><span·class="nf">register</span><span·class="p"·data-group-id="5724914167-4">(</span><span·class="ss">call_server</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="5724914167-5">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">[·...·truncated·by·diffoscope;·len:·308,·SHA:·f1d94a923dbc12ed85b9cf61f5a081bcfce260474afd511ceabf88c2d65501ea·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 347 | ····</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 347 | ····</span><span·class="nf">start</span><span·class="p"·data-group-id="5724914167-7">(</span><span·class="p"·data-group-id="5724914167-7">)</span><span·class="p">,</span><span·class="w"> |
| 348 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 348 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="5724914167-8">{</span><span·class="ss">port</span><span·class="p">,</span><span·class="ss">message</span><span·class="p"·data-group-id="5724914167-8">}</span><span·class="p">.</span></code></pre> |
| 349 | ····</section> | 349 | ····</section> |
| 350 | </div> | 350 | </div> |
| 351 | ··<section·id="summary"·class="details-list"> | 351 | ··<section·id="summary"·class="details-list"> |
| 352 | ····<h1·class="section-heading"> | 352 | ····<h1·class="section-heading"> |
| 353 | ······<a·class="hover-link"·href="#summary"> | 353 | ······<a·class="hover-link"·href="#summary"> |
| Offset 907, 19 lines modified | Offset 907, 19 lines modified | ||
| 907 | ······</div> | 907 | ······</div> |
| 908 | <p>Sets·the·trace·token·for·the·calling·process·to·<code·class="inline">Token</code>.·If·<code·class="inline">Token·==·[]</code>·then | 908 | <p>Sets·the·trace·token·for·the·calling·process·to·<code·class="inline">Token</code>.·If·<code·class="inline">Token·==·[]</code>·then |
| 909 | tracing·is·disabled,·otherwise·<code·class="inline">Token</code>·should·be·an·Erlang·term·returned·from | 909 | tracing·is·disabled,·otherwise·<code·class="inline">Token</code>·should·be·an·Erlang·term·returned·from |
| 910 | <a·href="#get_token/0"><code·class="inline">get_token/0</code></a>·or·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a>.·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a> | 910 | <a·href="#get_token/0"><code·class="inline">get_token/0</code></a>·or·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a>.·<a·href="#set_token/1"><code·class="inline">set_token/1</code></a> |
| 911 | can·be·used·to·temporarily·exclude·message·passing·from·the·trace·by·setting·the | 911 | can·be·used·to·temporarily·exclude·message·passing·from·the·trace·by·setting·the |
| 912 | trace·token·to·empty·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OldToken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 912 | trace·token·to·empty·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">OldToken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="9624030062-1">(</span><span·class="p"·data-group-id="9624030062-2">[</span><span·class="p"·data-group-id="9624030062-2">]</span><span·class="p"·data-group-id="9624030062-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·set·to·empty·and·save</span><span·class="w"> |
| 913 | ····································</span><span·class="c1">%·old·value</span><span·class="w"> | 913 | ····································</span><span·class="c1">%·old·value</span><span·class="w"> |
| 914 | </span><span·class="c1">%·do·something·that·should·not·be·part·of·the·trace</span><span·class="w"> | 914 | </span><span·class="c1">%·do·something·that·should·not·be·part·of·the·trace</span><span·class="w"> |
| 915 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 915 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="9624030062-3">(</span><span·class="s">"Exclude·the·signalling·caused·by·this</span><span·class="si">~n</span><span·class="s">"</span><span·class="p"·data-group-id="9624030062-3">)</span><span·class="p">,</span><span·class="w"> |
| 916 | </span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id=" | 916 | </span><span·class="nc">seq_trace</span><span·class="p">:</span><span·class="nf">set_token</span><span·class="p"·data-group-id="9624030062-4">(</span><span·class="n">OldToken</span><span·class="p"·data-group-id="9624030062-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·activate·the·trace·token·again</span><span·class="w"> |
| 917 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Returns·the·previous·value·of·the·trace·token.</p> | 917 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>Returns·the·previous·value·of·the·trace·token.</p> |
| 918 | ··</section> | 918 | ··</section> |
| 919 | </section> | 919 | </section> |
| 920 | <section·class="detail"·id="set_token/2"> | 920 | <section·class="detail"·id="set_token/2"> |
| 921 | ··<div·class="detail-header"> | 921 | ··<div·class="detail-header"> |
| 922 | ····<a·href="#set_token/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 922 | ····<a·href="#set_token/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1001, 15 lines modified | Offset 1001, 15 lines modified | ||
| 1001 | ······<p·class="built-using"> | 1001 | ······<p·class="built-using"> |
| 1002 | ········Built·using | 1002 | ········Built·using |
| 1003 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1003 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1004 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1004 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1005 | ······</p> | 1005 | ······</p> |
| 1006 | <p>Copyright·©·1996-202 | 1006 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1007 | ····</footer> | 1007 | ····</footer> |
| 1008 | ··</div> | 1008 | ··</div> |
| 1009 | </main> | 1009 | </main> |
| 1010 | </div> | 1010 | </div> |
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| 168 | and·using·that·as·the·<code·class="inline">Timeout | Handle</code>·argument,·the·same·<code·class="inline">Handle</code> | 168 | and·using·that·as·the·<code·class="inline">Timeout | Handle</code>·argument,·the·same·<code·class="inline">Handle</code> |
| 169 | will·then·be·the·<a·href="#t:select_handle/0"><code·class="inline">SelectHandle</code></a>·in·the·returned | 169 | will·then·be·the·<a·href="#t:select_handle/0"><code·class="inline">SelectHandle</code></a>·in·the·returned |
| 170 | <a·href="#t:select_info/0"><code·class="inline">select_info/0</code></a>·and·the·received·<code·class="inline">select</code>·message,·or·be | 170 | <a·href="#t:select_info/0"><code·class="inline">select_info/0</code></a>·and·the·received·<code·class="inline">select</code>·message,·or·be |
| 171 | the·<a·href="#t:completion_handle/0"><code·class="inline">CompletionHandle</code></a>·in·the·returned | 171 | the·<a·href="#t:completion_handle/0"><code·class="inline">CompletionHandle</code></a>·in·the·returned |
| 172 | <a·href="#t:completion_info/0"><code·class="inline">completion_info/0</code></a>·and·the·received·<code·class="inline">completion</code>·message.</p><p>The·compiler·may·then·optimize·a·following·<code·class="inline">receive</code>·statement | 172 | <a·href="#t:completion_info/0"><code·class="inline">completion_info/0</code></a>·and·the·received·<code·class="inline">completion</code>·message.</p><p>The·compiler·may·then·optimize·a·following·<code·class="inline">receive</code>·statement |
| 173 | to·only·scan·the·messages·that·arrive·after·the·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a> | 173 | to·only·scan·the·messages·that·arrive·after·the·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a> |
| 174 | is·created.··If·the·message·queue·is·large·this·is·a·big·optimization.</p><p>The·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a>·has·to·be·unique·for·the·call.</p><h4>Repeating·an·Operation·on·a·<code·class="inline">select</code>·Systems</h4><p>On<code·class="inline">select</code>·systems,·if·a·call·would·be·repeated·<em>before</em>·the·<code·class="inline">select</code> | 174 | is·created.··If·the·message·queue·is·large·this·is·a·big·optimization.</p><p>The·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0"><code·class="inline">reference/0</code></a>·has·to·be·unique·for·the·call.</p><h4>Repeating·an·Operation·on·a·<code·class="inline">select</code>·Systems</h4><p>On<code·class="inline">select</code>·systems,·if·a·call·would·be·repeated·<em>before</em>·the·<code·class="inline">select</code> |
| 175 | message·has·been·received·it·replaces·the·call·in·progress:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id="42 | 175 | message·has·been·received·it·replaces·the·call·in·progress:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id="5423689766-1">{</span><span·class="ss">select</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5423689766-2">{</span><span·class="ss">select_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Hand[·...·truncated·by·diffoscope;·len:·471,·SHA:·4f703150fd3861d24567c28cb75dc704776905eb40cab0b69ab2c4a6088953f9·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 176 | ····</span><span·class="p"·data-group-id="42 | 176 | ····</span><span·class="p"·data-group-id="5423689766-4">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">timeout</span><span·class="p"·data-group-id="5423689766-4">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·280,·SHA:·e266e439328dd57242dbe8c6571a304849c668f50f02c6ba051dee22eb4c37e4·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="p">:</span></code></pre><p>Above,·<code·class="inline">Handle</code>·is·<em>no·longer</em>·valid·once·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>,·call | 177 | ····</span><span·class="p">:</span></code></pre><p>Above,·<code·class="inline">Handle</code>·is·<em>no·longer</em>·valid·once·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>,·call |
| 178 | has·been·made·(the·first·call·is·automatically·canceled). | 178 | has·been·made·(the·first·call·is·automatically·canceled). |
| 179 | After·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>·call·returns·<code·class="inline">{error,·timeout}</code>, | 179 | After·the·second·<a·href="#accept/2"><code·class="inline">accept/2</code></a>·call·returns·<code·class="inline">{error,·timeout}</code>, |
| 180 | the·accept·operation·has·completed.</p><p>Note·that·there·is·a·race·here;·there·is·no·way·to·know·if·the·call | 180 | the·accept·operation·has·completed.</p><p>Note·that·there·is·a·race·here;·there·is·no·way·to·know·if·the·call |
| 181 | is·repeated·<em>before</em>·the·<code·class="inline">select</code>·message·is·sent·since·it·<em>may</em> | 181 | is·repeated·<em>before</em>·the·<code·class="inline">select</code>·message·is·sent·since·it·<em>may</em> |
| 182 | have·been·sent·just·before·the·repeated·call.··So·now·there | 182 | have·been·sent·just·before·the·repeated·call.··So·now·there |
| 183 | might·be·a·<code·class="inline">select</code>·message·containing·<code·class="inline">Handle</code>·in·the·inbox.</p><h4>The·<code·class="inline">abort</code>·Message</h4><p>Another·message·the·user·must·be·prepared·for | 183 | might·be·a·<code·class="inline">select</code>·message·containing·<code·class="inline">Handle</code>·in·the·inbox.</p><h4>The·<code·class="inline">abort</code>·Message</h4><p>Another·message·the·user·must·be·prepared·for |
| Offset 202, 36 lines modified | Offset 202, 36 lines modified | ||
| 202 | (<a·href="#t:completion_handle/0">completion·handle</a>) | 202 | (<a·href="#t:completion_handle/0">completion·handle</a>) |
| 203 | API·features·could·be·considered·no·longer·experimental.</li></ul><h2·id="module-examples"·class="section-heading"> | 203 | API·features·could·be·considered·no·longer·experimental.</li></ul><h2·id="module-examples"·class="section-heading"> |
| 204 | ··<a·href="#module-examples"·class="hover-link"> | 204 | ··<a·href="#module-examples"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">Examples</span> | 207 | ··<span·class="text">Examples</span> |
| 208 | </h2> | 208 | </h2> |
| 209 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id=" | 209 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">client</span><span·class="p"·data-group-id="8260166015-1">(</span><span·class="n">SAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SPort</span><span·class="p"·data-group-id="8260166015-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 210 | ···</span><span·class="p"·data-group-id=" | 210 | ···</span><span·class="p"·data-group-id="8260166015-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="8260166015-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·349,·SHA:·4003504880a884541b87fe335486620afb742f5242fda1fc40a61b3c1ac7a693·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 211 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 211 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="8260166015-4">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8260166015-5">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w"> |
| 212 | ·······························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SAddr</span><span·class="p">,</span><span·class="w"> | 212 | ·······························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SAddr</span><span·class="p">,</span><span·class="w"> |
| 213 | ·······························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SPort</span><span·class="p"·data-group-id=" | 213 | ·······························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">SPort</span><span·class="p"·data-group-id="8260166015-5">}</span><span·class="p"·data-group-id="8260166015-4">)</span><span·class="p">,</span><span·class="w"> |
| 214 | ···</span><span·class="n">Msg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 214 | ···</span><span·class="n">Msg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8260166015-6"><<</span><span·class="s">"hello"</span><span·class="p"·data-group-id="8260166015-6">>></span><span·class="p">,</span><span·class="w"> |
| 215 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 215 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="8260166015-7">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="8260166015-7">)</span><span·class="p">,</span><span·class="w"> |
| 216 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">shutdown</span><span·class="p"·data-group-id=" | 216 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="8260166015-8">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">write</span><span·class="p"·data-group-id="8260166015-8">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ···</span><span·class="p"·data-group-id=" | 217 | ···</span><span·class="p"·data-group-id="8260166015-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="8260166015-9">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·195,·SHA:·7b62336dc94c1db339937230fc202d8f7367e9700ada7381efb46e2747c25ea4·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 218 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 218 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="8260166015-11">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="8260166015-11">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nf">server</span><span·class="p"·data-group-id="8260166015-12">(</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="8260166015-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ···</span><span·class="p"·data-group-id=" | 220 | ···</span><span·class="p"·data-group-id="8260166015-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LSock</span><span·class="p"·data-group-id="8260166015-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·353,·SHA:·61c30e2a125334d01241b58793e75cd47b5fce0051b387c2545a6ef9c196a678·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id=" | 221 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id="8260166015-15">(</span><span·class="n">LSock</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8260166015-16">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w"> |
| 222 | ·····························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w"> | 222 | ·····························</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p">,</span><span·class="w"> |
| 223 | ·····························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id=" | 223 | ·····························</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id="8260166015-16">}</span><span·class="p"·data-group-id="8260166015-15">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id=" | 224 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id="8260166015-17">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="8260166015-17">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ···</span><span·class="p"·data-group-id=" | 225 | ···</span><span·class="p"·data-group-id="8260166015-18">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="8260166015-18">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·201,·SHA:·ae8f07b164ff39b3cbfbac55bfdaf07c1f92dd61252b2e7ccaab017b193e39dd·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ···</span><span·class="p"·data-group-id=" | 226 | ···</span><span·class="p"·data-group-id="8260166015-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="8260166015-20">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·197,·SHA:·6572ea91dc88b82cea08511f3fff8df50f2aaec81b41f63e34d458dc5b461c46·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 227 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 227 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="8260166015-22">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="8260166015-22">)</span><span·class="p">,</span><span·class="w"> |
| 228 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 228 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="8260166015-23">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="8260166015-23">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 229 | ···</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="8260166015-24">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="8260166015-24">)</span><span·class="p">.</span></code></pre> |
| 230 | ····</section> | 230 | ····</section> |
| 231 | </div> | 231 | </div> |
| 232 | ··<section·id="summary"·class="details-list"> | 232 | ··<section·id="summary"·class="details-list"> |
| 233 | ····<h1·class="section-heading"> | 233 | ····<h1·class="section-heading"> |
| 234 | ······<a·class="hover-link"·href="#summary"> | 234 | ······<a·class="hover-link"·href="#summary"> |
| Offset 4669, 15 lines modified | Offset 4669, 15 lines modified | ||
| 4669 | with·its·name·and·address.</p></li><li><p><strong><code·class="inline">nread</code></strong>·-·Get·the·number·of·bytes·immediately·available·for·reading | 4669 | with·its·name·and·address.</p></li><li><p><strong><code·class="inline">nread</code></strong>·-·Get·the·number·of·bytes·immediately·available·for·reading |
| 4670 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nwrite</code></strong>·-·Get·the·number·of·bytes·in·the·send·queue | 4670 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nwrite</code></strong>·-·Get·the·number·of·bytes·in·the·send·queue |
| 4671 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nspace</code></strong>·-·Get·the·free·space·in·the·send·queue | 4671 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">nspace</code></strong>·-·Get·the·free·space·in·the·send·queue |
| 4672 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">atmark</code></strong>·-·Test·if·there·is·OOB·(out-of-bound)·data·waiting·to·be·read | 4672 | <em>(since·OTP·26.1)</em>.</p><p>Result;·the·number·of·bytes,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p></li><li><p><strong><code·class="inline">atmark</code></strong>·-·Test·if·there·is·OOB·(out-of-bound)·data·waiting·to·be·read |
| 4673 | <em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a>.</p></li><li><p><strong><code·class="inline">tcp_info</code></strong>·-·Get·miscellaneous·TCP·related·information·for·a | 4673 | <em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0"><code·class="inline">boolean/0</code></a>.</p></li><li><p><strong><code·class="inline">tcp_info</code></strong>·-·Get·miscellaneous·TCP·related·information·for·a |
| 4674 | <em>connected</em>·socket·<em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·with·information·items·as·key-value·pairs.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Not·all·requests·are·supported·by·all·platforms. | 4674 | <em>connected</em>·socket·<em>(since·OTP·26.1)</em>.</p><p>Result;·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:map/0"><code·class="inline">map/0</code></a>·with·information·items·as·key-value·pairs.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Not·all·requests·are·supported·by·all·platforms. |
| 4675 | To·see·if·a·ioctl·request·is·supported·on·the·current·platform:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="n">Request</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">nread</span><span·class="p">,</span><span·class="w"> | 4675 | To·see·if·a·ioctl·request·is·supported·on·the·current·platform:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="n">Request</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">nread</span><span·class="p">,</span><span·class="w"> |
| 4676 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id=" | 4676 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id="9388700508-1">(</span><span·class="ss">ioctl_requests</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Request</span><span·class="p"·data-group-id="9388700508-1">)</span><span·class="p">,</span><span·class="w"> |
| 4677 | ······</span><span·class="p">:</span></code></pre></section> | 4677 | ······</span><span·class="p">:</span></code></pre></section> |
| 4678 | ··</section> | 4678 | ··</section> |
| 4679 | </section> | 4679 | </section> |
| 4680 | <section·class="detail"·id="ioctl/3"> | 4680 | <section·class="detail"·id="ioctl/3"> |
| 4681 | ··<div·class="detail-header"> | 4681 | ··<div·class="detail-header"> |
| 4682 | ····<a·href="#ioctl/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4682 | ····<a·href="#ioctl/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 4827, 15 lines modified | Offset 4827, 15 lines modified | ||
| 4827 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> | 4827 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> |
| 4828 | ······</div> | 4828 | ······</div> |
| 4829 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/0"><code·class="inline">supports/0</code></a>·has·a·<code·class="inline">{Key1,·true}</code>·tuple | 4829 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/0"><code·class="inline">supports/0</code></a>·has·a·<code·class="inline">{Key1,·true}</code>·tuple |
| 4830 | or·a·<code·class="inline">{Key1,·list()}</code>·tuple·in·its·returned·list, | 4830 | or·a·<code·class="inline">{Key1,·list()}</code>·tuple·in·its·returned·list, |
| 4831 | otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id=" | 4831 | otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id="2394256490-1">(</span><span·class="ss">local</span><span·class="p"·data-group-id="2394256490-1">)</span><span·class="p">,</span></code></pre> |
| 4832 | ··</section> | 4832 | ··</section> |
| 4833 | </section> | 4833 | </section> |
| 4834 | <section·class="detail"·id="is_supported/2"> | 4834 | <section·class="detail"·id="is_supported/2"> |
| 4835 | ··<div·class="detail-header"> | 4835 | ··<div·class="detail-header"> |
| 4836 | ····<a·href="#is_supported/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4836 | ····<a·href="#is_supported/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 4837 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 4837 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 4856, 15 lines modified | Offset 4856, 15 lines modified | ||
| 4856 | ······<div·class="specs"> | 4856 | ······<div·class="specs"> |
| 4857 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·Key2·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> | 4857 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_supported(Key1·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·Key2·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> |
| 4858 | ······</div> | 4858 | ······</div> |
| 4859 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/1"><code·class="inline">supports(Key1)</code></a>·has·a·<code·class="inline">{Key2,·true}</code>·tuple | 4859 | <p>Check·if·a·socket·feature·is·supported.</p><p>Returns·<code·class="inline">true</code>·if·<a·href="#supports/1"><code·class="inline">supports(Key1)</code></a>·has·a·<code·class="inline">{Key2,·true}</code>·tuple |
| 4860 | in·its·returned·list,·otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id=" | 4860 | in·its·returned·list,·otherwise·<code·class="inline">false</code>·(also·for·unknown·keys).</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">is_supported</span><span·class="p"·data-group-id="3654522382-1">(</span><span·class="ss">msg_flags</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">errqueue</span><span·class="p"·data-group-id="3654522382-1">)</span><span·class="p">,</span></code></pre> |
| 4861 | ··</section> | 4861 | ··</section> |
| 4862 | </section> | 4862 | </section> |
| 4863 | <section·class="detail"·id="listen/1"> | 4863 | <section·class="detail"·id="listen/1"> |
| 4864 | ··<div·class="detail-header"> | 4864 | ··<div·class="detail-header"> |
| 4865 | ····<a·href="#listen/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4865 | ····<a·href="#listen/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 4866 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 4866 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 4947, 15 lines modified | Offset 4947, 15 lines modified | ||
| 4947 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket·::·<a·href="#t:socket/0">socket</a>())·->·MonitorRef·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0">reference</a>().</pre> | 4947 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·monitor(Socket·::·<a·href="#t:socket/0">socket</a>())·->·MonitorRef·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:reference/0">reference</a>().</pre> |
| 4948 | ······</div> | 4948 | ······</div> |
| 4949 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·doesn't·exist·or·when·later·the·monitor·is·triggered, | 4949 | <p>Start·a·socket·monitor.</p><p>If·the·<code·class="inline">Socket</code>·doesn't·exist·or·when·later·the·monitor·is·triggered, |
| 4950 | a·<code·class="inline">'DOWN'</code>·message·is·sent·to·the·process·that·called·<a·href="#monitor/1"><code·class="inline">monitor/1</code></a> | 4950 | a·<code·class="inline">'DOWN'</code>·message·is·sent·to·the·process·that·called·<a·href="#monitor/1"><code·class="inline">monitor/1</code></a> |
| 4951 | with·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id=" | 4951 | with·the·following·pattern:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ····</span><span·class="p"·data-group-id="4969429113-1">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MonitorRef</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">socket</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·156,·SHA:·c1b4b2d1ed5e8b8ed9ce6911e9c887947b7a752c4f80d5f76535bf364d59469a·...·]-1">}</span></code></pre><p><code·class="inline">Info</code>·is·the·termination·reason·of·the·socket·or·<code·class="inline">nosock</code>·if |
| 4952 | <code·class="inline">Socket</code>·did·not·exist·when·the·monitor·was·started.</p><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">socket:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code>·is·not·an | 4952 | <code·class="inline">Socket</code>·did·not·exist·when·the·monitor·was·started.</p><p>Making·several·calls·to·<a·href="#monitor/1"><code·class="inline">socket:monitor/1</code></a>·for·the·same·<code·class="inline">Socket</code>·is·not·an |
| 4953 | error;·each·call·creates·an·independent·monitor·instance.</p> | 4953 | error;·each·call·creates·an·independent·monitor·instance.</p> |
| 4954 | ··</section> | 4954 | ··</section> |
| 4955 | </section> | 4955 | </section> |
| 4956 | <section·class="detail"·id="number_of/0"> | 4956 | <section·class="detail"·id="number_of/0"> |
| 4957 | ··<div·class="detail-header"> | 4957 | ··<div·class="detail-header"> |
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| 7057 | ······<p·class="built-using"> | 7057 | ······<p·class="built-using"> |
| 7058 | ········Built·using | 7058 | ········Built·using |
| 7059 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 7059 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 7060 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 7060 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 7061 | ······</p> | 7061 | ······</p> |
| 7062 | <p>Copyright·©·1996-202 | 7062 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 7063 | ····</footer> | 7063 | ····</footer> |
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| 182 | effects·<em>that</em>·specific·socket).</p><h2·id="example"·class="section-heading"> | 182 | effects·<em>that</em>·specific·socket).</p><h2·id="example"·class="section-heading"> |
| 183 | ··<a·href="#example"·class="hover-link"> | 183 | ··<a·href="#example"·class="hover-link"> |
| 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 184 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 185 | ··</a> | 185 | ··</a> |
| 186 | ··<span·class="text">Example</span> | 186 | ··<span·class="text">Example</span> |
| 187 | </h2> | 187 | </h2> |
| 188 | <p>This·example·is·intended·to·show·how·to·create·a·simple·(echo)·server | 188 | <p>This·example·is·intended·to·show·how·to·create·a·simple·(echo)·server |
| 189 | (and·client).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 189 | (and·client).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2661754161-1">(</span><span·class="ss">example</span><span·class="p"·data-group-id="2661754161-1">)</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="w"> | 190 | </span><span·class="w"> |
| 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 191 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2661754161-2">(</span><span·class="p"·data-group-id="2661754161-3">[</span><span·class="ss">client</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">client</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·119,·SHA:·2af4a2331732cf6c6c54dcbe651f4c911bbc1e8f6885f075f97f8bdbacfa1486·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 192 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2661754161-4">(</span><span·class="p"·data-group-id="2661754161-5">[</span><span·class="ss">server</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">server</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·246,·SHA:·2e1b3493be4932e10402fa71dc7621528006336108a6a7042739374f22bcc112·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> | 193 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> |
| 194 | </span><span·class="c1">%%·===·Client·===</span><span·class="w"> | 194 | </span><span·class="c1">%%·===·Client·===</span><span·class="w"> |
| 195 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 195 | </span><span·class="nf">client</span><span·class="p"·data-group-id="2661754161-6">(</span><span·class="p"·data-group-id="2661754161-7">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Family</span><span·class="p"·data-group-id="2661754161-7">}</[·...·truncated·by·diffoscope;·len:·229,·SHA:·2891b009c62562ec60d015e023a9347a38b9432a75f0ed78dec2e56eb5dcd4d4·...·]-6">)</span><span·class="w"> |
| 196 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id=" | 196 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="2661754161-8">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-8">)</span><span·class="w">·</span><span·class="ow">orelse</span><span·class="w">·</span><span·class="nf">is_binary</span><span·class="p"·data-group-id="2661754161-9"[·...·truncated·by·diffoscope;·len:·76,·SHA:·e288d68bb1c4cf590304348ddf0005dfaf31fc014e6d7f9bc32ca8a393dd090c·...·]-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 197 | ····</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="p"·data-group-id="2661754161-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="2661754161-10">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·357,·SHA:·ddee18202399ceab0b4ab14053a2e1976c1ec1297f39d875ad45eb9036270746·...·]-11">)</span><span·class="p">,</span><span·class="w"> |
| 198 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_bind</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_bind</span><span·class="p"·data-group-id="2661754161-12">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Family</span><span·class="p"·data-group-id="2661754161-12">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 199 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="2661754161-13">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ServerSockAddr</span><span·class="p"·data-group-id="2661754161-13">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="2661754161-14">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-14">)</span><span·class="p">;</span><span·class="w"> |
| 201 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 201 | </span><span·class="nf">client</span><span·class="p"·data-group-id="2661754161-15">(</span><span·class="n">ServerPort</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-15">)</span><span·class="w"> |
| 202 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 202 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="2661754161-16">(</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="2661754161-16">)</span><span·class="w">·</span><span·class="nf">andalso</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-17">(</span><span·class="[·...·truncated·by·diffoscope;·len:·161,·SHA:·d2609010615d6462e56321959f49ef23d256714ddcb7318f222e6dca2cd4856d·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> | 203 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> |
| 204 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id="2661754161-18">(</span><span·class="n">Family</span><span·class="p"·data-group-id="2661754161-18">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Pick·an·address</span><span·class="w"> |
| 205 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 205 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-19">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 206 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> | 206 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> |
| 207 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id=" | 207 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="2661754161-19">}</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="2661754161-20">(</span><span·class="n">SockAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-20">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="nf">client</span><span·class="p"·data-group-id=" | 209 | </span><span·class="nf">client</span><span·class="p"·data-group-id="2661754161-21">(</span><span·class="n">ServerPort</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ServerAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-21">)</span><span·class="w"> |
| 210 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 210 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="2661754161-22">(</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="2661754161-22">)</span><span·class="w">·</span><span·class="nf">andalso</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-23">(</span><span·class="[·...·truncated·by·diffoscope;·len:·161,·SHA:·d2609010615d6462e56321959f49ef23d256714ddcb7318f222e6dca2cd4856d·...·]-23">)</span><span·class="w">·</span><span·class="ow">andalso</span><span·class="w"> |
| 211 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id=" | 211 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="2661754161-24">(</span><span·class="n">ServerAddr</span><span·class="p"·data-group-id="2661754161-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id=" | 212 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id="2661754161-25">(</span><span·class="n">ServerAddr</span><span·class="p"·data-group-id="2661754161-25">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-26">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 214 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerAddr</span><span·class="p">,</span><span·class="w"> | 214 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerAddr</span><span·class="p">,</span><span·class="w"> |
| 215 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id=" | 215 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">ServerPort</span><span·class="p"·data-group-id="2661754161-26">}</span><span·class="p">,</span><span·class="w"> |
| 216 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="nf">client</span><span·class="p"·data-group-id="2661754161-27">(</span><span·class="n">SockAddr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-27">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="c1">%%·Send·the·message·to·the·(echo)·server·and·wait·for·the·echo·to·come·back.</span><span·class="w"> | 217 | </span><span·class="c1">%%·Send·the·message·to·the·(echo)·server·and·wait·for·the·echo·to·come·back.</span><span·class="w"> |
| 218 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 218 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="2661754161-28">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-28">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·149,·SHA:·8ca11ccf87d50e064d6f7dce0393ba873f863ba0f6c8cb36d28e6e53f0df7c0a·...·]-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 219 | ····</span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="2661754161-30">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="2661754161-31">(</span><span·class="n">Msg</span><span·class="p"·data-group-id="266175416[·...·truncated·by·diffoscope;·len:·55,·SHA:·33d9bf52d7a8ffff31c726da6a6f6d12361923501392b3caba972ea09e56f01b·...·]-30">)</span><span·class="p">;</span><span·class="w"> |
| 220 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id=" | 220 | </span><span·class="nf">client_exchange</span><span·class="p"·data-group-id="2661754161-32">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-32">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·151,·SHA:·90cf07aa1dc263a50aad58bfd22d758ab9c7b39a96e2c4a06320c8fd3835232f·...·]-33">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 221 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="2661754161-34">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="p"·data-group-id="2661754161-34">)</span><span·class="p">,</span><span·class="w"> |
| 222 | ····</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="p"·data-group-id="2661754161-35">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="2661754161-35">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·492,·SHA:·5c7c577e1de45466d28156017d3afc12b240c2152a7ef685e8fc1eaf5cbc24f2·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 223 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> | 224 | </span><span·class="c1">%%·======================================================================</span><span·class="w"> |
| 225 | </span><span·class="c1">%%·===·Server·===</span><span·class="w"> | 225 | </span><span·class="c1">%%·===·Server·===</span><span·class="w"> |
| 226 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 226 | </span><span·class="nf">server</span><span·class="p"·data-group-id="2661754161-38">(</span><span·class="p"·data-group-id="2661754161-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 227 | ····</span><span·class="c1">%%·Make·system·choose·port·(and·address)</span><span·class="w"> | 227 | ····</span><span·class="c1">%%·Make·system·choose·port·(and·address)</span><span·class="w"> |
| 228 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="2661754161-39">(</span><span·class="mi">0</span><span·class="p"·data-group-id="2661754161-39">)</span><span·class="p">.</span><span·class="w"> |
| 229 | </span><span·class="c1">%%·This·function·return·the·port·and·address·that·it·actually·uses,</span><span·class="w"> | 229 | </span><span·class="c1">%%·This·function·return·the·port·and·address·that·it·actually·uses,</span><span·class="w"> |
| 230 | </span><span·class="c1">%%·in·case·server/0·or·server/1·(with·a·port·number)·was·used·to·start·it.</span><span·class="w"> | 230 | </span><span·class="c1">%%·in·case·server/0·or·server/1·(with·a·port·number)·was·used·to·start·it.</span><span·class="w"> |
| 231 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">server</span><span·class="p"·data-group-id="2661754161-40">(</span><span·class="p"·data-group-id="2661754161-41">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·501,·SHA:·008e2f962b2f9d68b11c4563b01268323fe30e30b2fd62ff160d29a555faec59·...·]-40">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="p"·data-group-id="2661754161-42">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sock</span><span·class="p"·data-group-id="2661754161-42">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·353,·SHA:·b3106dfee7b805cb593e10c3805bef96f76b1b23919bb1561d45f409b727b618·...·]-43">)</span><span·class="p">,</span><span·class="w"> |
| 233 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">bind</span><span·class="p"·data-group-id="2661754161-44">(</span><span·class="n">Sock</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SockAddr</span><span·class="p"·data-group-id="2661754161-44">)</span><span·class="p">,</span><span·class="w"> |
| 234 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="ss">ok</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">listen</span><span·class="p"·data-group-id="2661754161-45">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="2661754161-45">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="p"·data-group-id="2661754161-46">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-47">#{</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·412,·SHA:·c8532905b61d4d8259f69a7388a0c421919a6c64ba827e5fabca821c16a20a73·...·]-48">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="n">Acceptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="n">Acceptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id="2661754161-49">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="2661754161-49">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="p"·data-group-id="2661754161-50">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-51">{</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Addr</span><sp[·...·truncated·by·diffoscope;·len:·171,·SHA:·ac56fa6f650dc258a3a93861bc3330a26091bf0eb2f7876096983d64138c3282·...·]-50">}</span><span·class="p">;</span><span·class="w"> |
| 238 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 238 | </span><span·class="nf">server</span><span·class="p"·data-group-id="2661754161-52">(</span><span·class="n">Port</span><span·class="p"·data-group-id="2661754161-52">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="2661754161-5[·...·truncated·by·diffoscope;·len:·79,·SHA:·7d0c8e4a4b40ff0fec817bfce510e5f0ba2156ed594e1876e3339d9c1bde1858·...·]-53">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 239 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> | 239 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">inet</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Default</span><span·class="w"> |
| 240 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="n">Addr</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_local_addr</span><span·class="p"·data-group-id="2661754161-54">(</span><span·class="n">Family</span><span·class="p"·data-group-id="2661754161-54">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·Pick·an·address</span><span·class="w"> |
| 241 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 241 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-55">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 242 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> | 242 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> |
| 243 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id=" | 243 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="2661754161-55">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 244 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="2661754161-56">(</span><span·class="n">SockAddr</span><span·class="p"·data-group-id="2661754161-56">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="nf">server</span><span·class="p"·data-group-id=" | 245 | </span><span·class="nf">server</span><span·class="p"·data-group-id="2661754161-57">(</span><span·class="n">Port</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Addr</span><span·class="p"·data-group-id="2661754161-57">)</span><span·class="w"> |
| 246 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 246 | ··</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="2661754161-58">(</span><span·class="n">Port</span><span·class="p"·data-group-id="2661754161-58">)</span><span·class="w">·</span><span·class="nf">andalso</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-59">(</span><span·class="n">Por[·...·truncated·by·diffoscope;·len:·150,·SHA:·66117f3e24595829dc6db3a14fd43a5b764d65c9c9759fa5f7ed39d3f7173f00·...·]-59">)</span><span·class="w">·</span><span·class="ow">andalso</span><span·class="w"> |
| 247 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id=" | 247 | ·······</span><span·class="nf">is_tuple</span><span·class="p"·data-group-id="2661754161-60">(</span><span·class="n">Addr</span><span·class="p"·data-group-id="2661754161-60">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 248 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id=" | 248 | ····</span><span·class="n">Family</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">which_family</span><span·class="p"·data-group-id="2661754161-61">(</span><span·class="n">Addr</span><span·class="p"·data-group-id="2661754161-61">)</span><span·class="p">,</span><span·class="w"> |
| 249 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 249 | ····</span><span·class="n">SockAddr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-62">#{</span><span·class="ss">family</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Family</span><span·class="p">,</span><span·class="w"> |
| 250 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> | 250 | » » ·</span><span·class="ss">addr</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Addr</span><span·class="p">,</span><span·class="w"> |
| 251 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id=" | 251 | » » ·</span><span·class="ss">port</span><span·class="w">···</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="2661754161-62">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id=" | 252 | ····</span><span·class="nf">server</span><span·class="p"·data-group-id="2661754161-63">(</span><span·class="n">SockAddr</span><span·class="p"·data-group-id="2661754161-63">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="c1">%%·---·Echo·Server·-·Acceptor·---</span><span·class="w"> | 253 | </span><span·class="c1">%%·---·Echo·Server·-·Acceptor·---</span><span·class="w"> |
| 254 | </span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nf">start_acceptor</span><span·class="p"·data-group-id="2661754161-64">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="2661754161-64">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 255 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id=" | 255 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2661754161-65">(</span><span·class="p"·data-group-id="2661754161-65">)</span><span·class="p">,</span><span·class="w"> |
| 256 | ····</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="p"·data-group-id="2661754161-66">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p"·data-group-id="2661754161-66">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·635,·SHA:·58e2520b620750dc4574c6d0b7c190f316aad55ed209f63601e50dd869924624·...·]-67">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="k">receive</span><span·class="w"> | 257 | ····</span><span·class="k">receive</span><span·class="w"> |
| 258 | » </span><span·class="p"·data-group-id=" | 258 | » </span><span·class="p"·data-group-id="2661754161-70">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·149,·SHA:·3463f43cd226d0cac924206f799d71858d867a8645a8a34539d5bde1d2f23315·...·]-70">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 259 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 259 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="2661754161-71">(</span><span·class="p"·data-group-id="2661754161-72">{</span><span·class="ss">failed_starting_acceptor</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p"·data-group-id="2661754161-72">}</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·e20eb66304332cc61b221ed27821d770fe0a89efe0262dc096b026d7a62417ae·...·]-71">)</span><span·class="p">;</span><span·class="w"> |
| 260 | » </span><span·class="p"·data-group-id=" | 260 | » </span><span·class="p"·data-group-id="2661754161-73">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">started</span><span·class="p"·data-group-id="2661754161-73">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | » ····</span><span·class="c1">%%·Transfer·ownership</span><span·class="w"> | 261 | » ····</span><span·class="c1">%%·Transfer·ownership</span><span·class="w"> |
| 262 | » ····</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">setopt</span><span·class="p"·data-group-id=" | 262 | » ····</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">setopt</span><span·class="p"·data-group-id="2661754161-74">(</span><span·class="n">LSock</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">otp</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">owner</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·62,·SHA:·89b610a79d8bbc6c64f461b6223d92123a53b15c456e710f440337f520e3e97d·...·]-74">)</span><span·class="p">,</span><span·class="w"> |
| 263 | » ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 263 | » ····</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-75">{</span><span·class="nf">self</span><span·class="p"·data-group-id="2661754161-76">(</span><span·class="p"·data-group-id="2661754161-76">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·7e3c1c1ddf11253b3002529793254fb86dcae10e6dd4569a5effdbcf9bc7347a·...·]-75">}</span><span·class="p">,</span><span·class="w"> |
| 264 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id=" | 264 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">demonitor</span><span·class="p"·data-group-id="2661754161-77">(</span><span·class="n">MRef</span><span·class="p"·data-group-id="2661754161-77">)</span><span·class="p">,</span><span·class="w"> |
| 265 | » ····</span><span·class="n">Pid</span><span·class="w"> | 265 | » ····</span><span·class="n">Pid</span><span·class="w"> |
| 266 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 266 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 267 | ···· | 267 | ···· |
| 268 | </span><span·class="nf">acceptor_init</span><span·class="p"·data-group-id=" | 268 | </span><span·class="nf">acceptor_init</span><span·class="p"·data-group-id="2661754161-78">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LSock</span><span·class="p"·data-group-id="2661754161-78">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 269 | ····</span><span·class="n">Parent</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 269 | ····</span><span·class="n">Parent</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="2661754161-79">{</span><span·class="nf">self</span><span·class="p"·data-group-id="2661754161-80">(</span><span·class="p"·data-group-id="2661754161-80">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">started</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·3ce9ce88b5fbaf4feed9cc299a0e607ef20551a6ee62e0b15069a25731b45a85·...·]-79">}</span><span·class="p">,</span><span·class="w"> |
| 270 | ····</span><span·class="k">receive</span><span·class="w"> | 270 | ····</span><span·class="k">receive</span><span·class="w"> |
| 271 | » </span><span·class="p"·data-group-id=" | 271 | » </span><span·class="p"·data-group-id="2661754161-81">{</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="p"·data-group-id="2661754161-81">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 272 | » ····</span><span·class="ss">ok</span><span·class="w"> | 272 | » ····</span><span·class="ss">ok</span><span·class="w"> |
| 273 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 273 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 274 | ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id=" | 274 | ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id="2661754161-82">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="2661754161-82">)</span><span·class="p">.</span><span·class="w"> |
| 275 | </span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id=" | 275 | </span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id="2661754161-83">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="2661754161-83">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 276 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id=" | 276 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">socket</span><span·class="p">:</span><span·class="nf">accept</span><span·class="p"·data-group-id="2661754161-84">(</span><span·class="n">LSock</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">infinity</span><span·class="p"·data-group-id="2661754161-84">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 277 | » </span><span·class="p"·data-group-id=" | 277 | » </span><span·class="p"·data-group-id="2661754161-85">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ASock</span><span·class="p"·data-group-id="2661754161-85">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | » ····</span><span·class="nf">start_handler</span><span·class="p"·data-group-id=" | 278 | » ····</span><span·class="nf">start_handler</span><span·class="p"·data-group-id="2661754161-86">(</span><span·class="n">ASock</span><span·class="p"·data-group-id="2661754161-86">)</span><span·class="p">,</span><span·class="w"> |
| 279 | » ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id=" | 279 | » ····</span><span·class="nf">acceptor_loop</span><span·class="p"·data-group-id="2661754161-87">(</span><span·class="n">LSock</span><span·class="p"·data-group-id="2661754161-87">)</span><span·class="p">;</span><span·class="w"> |
| 280 | » </span><span·class="p"·data-group-id=" | 280 | » </span><span·class="p"·data-group-id="2661754161-88">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="2661754161-88">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 281 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 281 | » ····</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="2661754161-89">(</span><span·class="p"·data-group-id="2661754161-90">{</span><span·class="ss">accept_failed</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="2661754161-90">}</span><span·class[·...·truncated·by·diffoscope;·len:·30,·SHA:·47828546e4d89f4bd6bf2ac3971bb4cee7d4af9e4021c520eba5eb6bc24d0c46·...·]-89">)</span><span·class="w"> |
| 282 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 282 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 283 | </span><span·class="c1">%%·---·Echo·Server·-·Handler·---</span><span·class="w"> | 283 | </span><span·class="c1">%%·---·Echo·Server·-·Handler·---</span><span·class="w"> |
| 284 | </span><span·class="nf">start_handler</span><span·class="p"·data-group-id=" | 284 | </span><span·class="nf">start_handler</span><span·class="p"·data-group-id="2661754161-91">(</span><span·class="n">Sock</span><span·class="p"·data-group-id="2661754161-91">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 285 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id=" | 285 | ····</span><span·class="n">Self</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="2661754161-92">(</span><span·class="p"·data-group-id="2661754161-92">)</span><span·class="p">,</span><span·class="w"> |
| 286 | ····</span><span·class="p"·data-group-id=" | 286 | ····</span><span·class="p"·data-group-id="2661754161-93">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p"·data-group-id="2661754161-93">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·633,·SHA:·a12e74a7f4e11f8a4a70e92f669ba13ad398e15af02680e2bffa93d0f7c11962·...·]-94">)</span><span·class="p">,</span><span·class="w"> |
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| Offset 142, 31 lines modified | Offset 142, 31 lines modified | ||
| 142 | </h2> | 142 | </h2> |
| 143 | <p>All·tracing·is·done·within·a·trace·session.·Trace·sessions·can·be | 143 | <p>All·tracing·is·done·within·a·trace·session.·Trace·sessions·can·be |
| 144 | <a·href="#session_create/3">created</a>·and·<a·href="#session_destroy/1">destroyed</a> | 144 | <a·href="#session_create/3">created</a>·and·<a·href="#session_destroy/1">destroyed</a> |
| 145 | dynamically.·Each·session·has·its·own·tracer·that·will·receive·all·trace | 145 | dynamically.·Each·session·has·its·own·tracer·that·will·receive·all·trace |
| 146 | messages.·Several·sessions·can·exist·at·the·same·time·without·interfering·with | 146 | messages.·Several·sessions·can·exist·at·the·same·time·without·interfering·with |
| 147 | each·other.·When·a·trace·session·is·destroyed,·all·its·trace·settings·are | 147 | each·other.·When·a·trace·session·is·destroyed,·all·its·trace·settings·are |
| 148 | automatically·cleaned·up.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Create·a·tracer·process·that·will·receive·the·trace·events</span><span·class="gp·unselectable"> | 148 | automatically·cleaned·up.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Create·a·tracer·process·that·will·receive·the·trace·events</span><span·class="gp·unselectable"> |
| 149 | 1>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 149 | 1>·</span><span·class="n">Tracer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="9112313469-1">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="9112313469-2">(</span><span·class="p"·data-group-id="9112313469-2">)</span><span·class="w">·</span><span·class="p">-></span><s[·...·truncated·by·diffoscope;·len:·945,·SHA:·1b0d5246ffd9741af5425fe963bb95a573222ff38218deb5536f7b6fc810a8ba·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="o"><</span><span·class="mf">0.91</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> | 150 | </span><span·class="o"><</span><span·class="mf">0.91</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 151 | </span><span·class="c1">%%·Create·a·session·using·the·Tracer</span><span·class="gp·unselectable"> | 151 | </span><span·class="c1">%%·Create·a·session·using·the·Tracer</span><span·class="gp·unselectable"> |
| 152 | 2>·</span><span·class="n">Session</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_create</span><span·class="p"·data-group-id=" | 152 | 2>·</span><span·class="n">Session</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_create</span><span·class="p"·data-group-id="9112313469-6">(</span><span·class="ss">my_session</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tracer</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9112313469-7">[</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·72,·SHA:·774b4b02d28147abd9db8840a235e5f52c4194dba23932ed71175f382bd25280·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p"·data-group-id=" | 153 | </span><span·class="p"·data-group-id="9112313469-8">{</span><span·class="p">#</span><span·class="n">Ref</span><span·class="o"><</span><span·class="mf">0.1543805153</span><span·class="p">.</span><span·class="mf">1548353537.92331</span><span·class="o">></span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·248,·SHA:·89978f7358654d57e69f7012f0ccc96c8e82f1d0864b08743b3bceac8b1c5c7b·...·]-8">}</span><span·class="w"> |
| 154 | </span><span·class="c1">%%·Setup·call·tracing·on·self()</span><span·class="gp·unselectable"> | 154 | </span><span·class="c1">%%·Setup·call·tracing·on·self()</span><span·class="gp·unselectable"> |
| 155 | 3>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">process</span><span·class="p"·data-group-id=" | 155 | 3>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">process</span><span·class="p"·data-group-id="9112313469-10">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="9112313469-11">(</span><span·class="p"·data-group-id="9112313469-11">)</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·282,·SHA:·0082cc8ca8ed95106b35fc07ca8139879bc4807ad31474fb80e87068479198a6·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="mi">1</span><span·class="w"> | 156 | </span><span·class="mi">1</span><span·class="w"> |
| 157 | </span><span·class="c1">%%·Setup·call·tracing·on·lists:seq/2</span><span·class="gp·unselectable"> | 157 | </span><span·class="c1">%%·Setup·call·tracing·on·lists:seq/2</span><span·class="gp·unselectable"> |
| 158 | 4>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">function</span><span·class="p"·data-group-id=" | 158 | 4>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">function</span><span·class="p"·data-group-id="9112313469-13">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9112313469-14">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">seq</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·435,·SHA:·b4fd6b58abfff728985f43d0ae31ce4338d6dbac59146168663771dbfbea3f89·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="mi">1</span><span·class="w"> | 159 | </span><span·class="mi">1</span><span·class="w"> |
| 160 | </span><span·class="c1">%%·Call·the·traced·function</span><span·class="gp·unselectable"> | 160 | </span><span·class="c1">%%·Call·the·traced·function</span><span·class="gp·unselectable"> |
| 161 | 5>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 161 | 5>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="9112313469-17">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">10</span><span·class="p"·data-group-id="9112313469-17">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id=" | 162 | </span><span·class="p"·data-group-id="9112313469-18">{</span><span·class="nb">trace</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.89</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="ss">call</sp[·...·truncated·by·diffoscope;·len:·463,·SHA:·5ab36c72a92315e8a11a9a4666d9fadb1a45199a624d789a09bea61084b4fff6·...·]-18">}</span><span·class="w">·</span><span·class="c1">%·The·trace·message</span><span·class="w"> |
| 163 | </span><span·class="p"·data-group-id=" | 163 | </span><span·class="p"·data-group-id="9112313469-21">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class=[·...·truncated·by·diffoscope;·len:·275,·SHA:·fade8408508aca4ebe0bccbfc64501a5c87f591e26bcdc2310e8204a0dbc53da·...·]-21">]</span><span·class="w">·</span><span·class="c1">%·The·return·value</span><span·class="w"> |
| 164 | </span><span·class="c1">%%·Cleanup·the·trace·session</span><span·class="gp·unselectable"> | 164 | </span><span·class="c1">%%·Cleanup·the·trace·session</span><span·class="gp·unselectable"> |
| 165 | 6>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_destroy</span><span·class="p"·data-group-id=" | 165 | 6>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">session_destroy</span><span·class="p"·data-group-id="9112313469-22">(</span><span·class="n">Session</span><span·class="p"·data-group-id="9112313469-22">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="ss">ok</span></code></pre><h2·id="module-node-local-tracing-only"·class="section-heading"> | 166 | </span><span·class="ss">ok</span></code></pre><h2·id="module-node-local-tracing-only"·class="section-heading"> |
| 167 | ··<a·href="#module-node-local-tracing-only"·class="hover-link"> | 167 | ··<a·href="#module-node-local-tracing-only"·class="hover-link"> |
| 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 168 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 169 | ··</a> | 169 | ··</a> |
| 170 | ··<span·class="text">Node·Local·Tracing·Only</span> | 170 | ··<span·class="text">Node·Local·Tracing·Only</span> |
| 171 | </h2> | 171 | </h2> |
| 172 | <p>The·functions·in·this·module·only·operates·on·the·local·node.·That·is,·both·the | 172 | <p>The·functions·in·this·module·only·operates·on·the·local·node.·That·is,·both·the |
| Offset 1284, 17 lines modified | Offset 1284, 17 lines modified | ||
| 1284 | <code·class="inline">undefined</code>·if·the·sender·is·not·known·(which·can·be·the·case·for·remote | 1284 | <code·class="inline">undefined</code>·if·the·sender·is·not·known·(which·can·be·the·case·for·remote |
| 1285 | senders).·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·receiving·process·can·be | 1285 | senders).·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·receiving·process·can·be |
| 1286 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as | 1286 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as |
| 1287 | <code·class="inline">true</code>.·For·more·information,·see·section | 1287 | <code·class="inline">true</code>.·For·more·information,·see·section |
| 1288 | <a·href="../../../../erts-15.2.3/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide | 1288 | <a·href="../../../../erts-15.2.3/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide |
| 1289 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·received·messages·(to·<code·class="inline">'receive'</code>·traced | 1289 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·received·messages·(to·<code·class="inline">'receive'</code>·traced |
| 1290 | processes).·Any·match·specification·is·removed.·<em>This·is·the·default</em>.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·received·messages.·Any·match | 1290 | processes).·Any·match·specification·is·removed.·<em>This·is·the·default</em>.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·received·messages.·Any·match |
| 1291 | specification·is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>·for·receive·tracing.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·messages·from·a·specific·process·<code·class="inline">Pid</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="3429009688-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3429009688-2">[</span><span·class="p"·data-group-id="3429009688-3">{</span><span·class="p"·data-group-id="3429009688-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="3429009688-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="3429009688-5">[</span><span·class="p"·data-group-id="3429009688-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="3429009688-6">[</span><span·class="p"·data-group-id="3429009688-6">]</span><span·class="p"·data-group-id="3429009688-3">}</span><span·class="p"·data-group-id="3429009688-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3429009688-7">[</span><span·class="p"·data-group-id="3429009688-7">]</span><span·class="p"·data-group-id="3429009688-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1292 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="8421074454-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8421074454-2">[</span><span·class="p"·data-group-id="8421074454-3">{</span><span·class="p"·data-group-id="8421074454-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8421074454-5">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="8421074454-5">}</span><span·class="p"·data-group-id="8421074454-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="8421074454-6">[</span><span·class="p"·data-group-id="8421074454-6">]</span><span·class="p">,</span><span·class="p"·data-group-id="8421074454-7">[</span><span·class="p"·data-group-id="8421074454-7">]</span><span·class="p"·data-group-id="8421074454-3">}</span><span·class="p"·data-group-id="8421074454-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8421074454-8">[</span><span·class="p"·data-group-id="8421074454-8">]</span><span·class="p"·data-group-id="8421074454-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1293 | 1291 | specification·is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>·for·receive·tracing.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·me[·...·truncated·by·diffoscope;·len:·1310,·SHA:·e1d294a392ef46f3fd9dc44d5b1c361cb0be6e181d84c31fc89d32f10077d55d·...·]-1">)</span><span·class="p">.</span><span·class="w"> | |
| 1292 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="8693875482-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8693875482-2">[</span><span·class="p"·data-group-id="8693875482-3">{</span><span·class="p"·data-group-id="8693875482-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8693875482-5">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="8693875482-5">}</span><span·class="p"·data-group-id="8693875482-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="8693875482-6">[</span><span·class="p"·data-group-id="8693875482-6">]</span><span·class="p">,</span><span·class="p"·data-group-id="8693875482-7">[</span><span·class="p"·data-group-id="8693875482-7">]</span><span·class="p"·data-group-id="8693875482-3">}</span><span·class="p"·data-group-id="8693875482-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8693875482-8">[</span><span·class="p"·data-group-id="8693875482-8">]</span><span·class="p"·data-group-id="8693875482-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1293 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·from·other·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">recv</span><span·class="p"·data-group-id="2674805124-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2674805124-2">[</span><span·class="p"·data-group-id="2674805124-3">{</span><span·class="p"·data-group-id="2674805124-4">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="2674805124-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="2674805124-5">[</span><span·class="p"·data-group-id="2674805124-6">{</span><span·class="ss">'=/='</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="p"·data-group-id="2674805124-7">{</span><span·class="nb">node</span><span·class="p"·data-group-id="2674805124-7">}</span><span·class="p"·data-group-id="2674805124-6">}</span><span·class="p"·data-group-id="2674805124-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="2674805124-8">[</span><span·class="p"·data-group-id="2674805124-8">]</span><span·class="p"·data-group-id="2674805124-3">}</span><span·class="p"·data-group-id="2674805124-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2674805124-9">[</span><span·class="p"·data-group-id="2674805124-9">]</span><span·class="p"·data-group-id="2674805124-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1294 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">'receive'</code>·trace·can·use·all·guard·and·body | 1294 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">'receive'</code>·trace·can·use·all·guard·and·body |
| 1295 | functions·except·<code·class="inline">caller</code>,·<code·class="inline">is_seq_trace</code>,·<code·class="inline">get_seq_token</code>,·<code·class="inline">set_seq_token</code>, | 1295 | functions·except·<code·class="inline">caller</code>,·<code·class="inline">is_seq_trace</code>,·<code·class="inline">get_seq_token</code>,·<code·class="inline">set_seq_token</code>, |
| 1296 | <code·class="inline">enable_trace</code>,·<code·class="inline">disable_trace</code>,·<code·class="inline">trace</code>,·<code·class="inline">silent</code>,·and·<code·class="inline">process_dump</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive | 1296 | <code·class="inline">enable_trace</code>,·<code·class="inline">disable_trace</code>,·<code·class="inline">trace</code>,·<code·class="inline">silent</code>,·and·<code·class="inline">process_dump</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive |
| 1297 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the | 1297 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the |
| 1298 | calling·process·is·executing·on. | 1298 | calling·process·is·executing·on. |
| 1299 | <a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured | 1299 | <a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured |
| 1300 | when·starting·the·runtime·system.</p></li></ul> | 1300 | when·starting·the·runtime·system.</p></li></ul> |
| Offset 1335, 18 lines modified | Offset 1335, 18 lines modified | ||
| 1335 | the·list·<code·class="inline">[Receiver,·Msg]</code>.·<code·class="inline">Receiver</code>·is·the·process·or·port·identity·of·the | 1335 | the·list·<code·class="inline">[Receiver,·Msg]</code>.·<code·class="inline">Receiver</code>·is·the·process·or·port·identity·of·the |
| 1336 | receiver·and·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·sending·process·can·be | 1336 | receiver·and·<code·class="inline">Msg</code>·is·the·message·term.·The·pid·of·the·sending·process·can·be |
| 1337 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as | 1337 | accessed·with·the·guard·function·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>.·An·empty·list·is·the·same·as |
| 1338 | <code·class="inline">true</code>.·For·more·information,·see·section | 1338 | <code·class="inline">true</code>.·For·more·information,·see·section |
| 1339 | <a·href="../../../../erts-15.2.3/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide | 1339 | <a·href="../../../../erts-15.2.3/doc/html/match_spec.html">Match·Specifications·in·Erlang</a>·in·the·User's·Guide |
| 1340 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·sent·messages·(from·<code·class="inline">send</code>·traced | 1340 | for·the·ERTS·application.</p></li><li><p><strong><code·class="inline">true</code></strong>·-·Enable·tracing·for·all·sent·messages·(from·<code·class="inline">send</code>·traced |
| 1341 | processes).·Any·match·specification·is·removed.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·sent·messages.·Any·match·specification | 1341 | processes).·Any·match·specification·is·removed.</p></li><li><p><strong><code·class="inline">false</code></strong>·-·Disable·tracing·for·all·sent·messages.·Any·match·specification |
| 1342 | is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·messages·to·a·specific·process·<code·class="inline">Pid</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="7524720715-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7524720715-2">[</span><span·class="p"·data-group-id="7524720715-3">{</span><span·class="p"·data-group-id="7524720715-4">[</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="7524720715-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="7524720715-5">[</span><span·class="p"·data-group-id="7524720715-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="7524720715-6">[</span><span·class="p"·data-group-id="7524720715-6">]</span><span·class="p"·data-group-id="7524720715-3">}</span><span·class="p"·data-group-id="7524720715-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7524720715-7">[</span><span·class="p"·data-group-id="7524720715-7">]</span><span·class="p"·data-group-id="7524720715-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1343 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="3699143021-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3699143021-2">[</span><span·class="p"·data-group-id="3699143021-3">{</span><span·class="p"·data-group-id="3699143021-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3699143021-5">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="3699143021-5">}</span><span·class="p"·data-group-id="3699143021-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="3699143021-6">[</span><span·class="p"·data-group-id="3699143021-6">]</span><span·class="p">,</span><span·class="p"·data-group-id="3699143021-7">[</span><span·class="p"·data-group-id="3699143021-7">]</span><span·class="p"·data-group-id="3699143021-3">}</span><span·class="p"·data-group-id="3699143021-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3699143021-8">[</span><span·class="p"·data-group-id="3699143021-8">]</span><span·class="p"·data-group-id="3699143021-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1344 | 1342 | is·removed.</p></li></ul><p>Argument·<code·class="inline">FlagList</code>·must·be·<code·class="inline">[]</code>.</p><p>The·return·value·is·always·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><p>Only·trace·messages·to·a·specific·process·<code[·...·truncated·by·diffoscope;·len:·1215,·SHA:·18d7b8d5237ac7b038c3d57f435be73cd9bf3e018edf5a683c6ac9dc64e872b7·...·]-1">)</span><span·class="p">.</span><span·class="w"> | |
| 1343 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·matching·<code·class="inline">{reply,·_}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="1413554746-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1413554746-2">[</span><span·class="p"·data-group-id="1413554746-3">{</span><span·class="p"·data-group-id="1413554746-4">[</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1413554746-5">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">'_'</span><span·class="p"·data-group-id="1413554746-5">}</span><span·class="p"·data-group-id="1413554746-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="1413554746-6">[</span><span·class="p"·data-group-id="1413554746-6">]</span><span·class="p">,</span><span·class="p"·data-group-id="1413554746-7">[</span><span·class="p"·data-group-id="1413554746-7">]</span><span·class="p"·data-group-id="1413554746-3">}</span><span·class="p"·data-group-id="1413554746-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1413554746-8">[</span><span·class="p"·data-group-id="1413554746-8">]</span><span·class="p"·data-group-id="1413554746-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1344 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·sent·to·the·sender·itself:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="8562096226-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8562096226-2">[</span><span·class="p"·data-group-id="8562096226-3">{</span><span·class="p"·data-group-id="8562096226-4">[</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'_'</span><span·class="p"·data-group-id="8562096226-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="8562096226-5">[</span><span·class="p"·data-group-id="8562096226-6">{</span><span·class="ss">'=:='</span><span·class="p">,</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="p"·data-group-id="8562096226-7">{</span><span·class="ss">self</span><span·class="p"·data-group-id="8562096226-7">}</span><span·class="p"·data-group-id="8562096226-6">}</span><span·class="p"·data-group-id="8562096226-5">]</span><span·class="p">,</span><span·class="p"·data-group-id="8562096226-8">[</span><span·class="p"·data-group-id="8562096226-8">]</span><span·class="p"·data-group-id="8562096226-3">}</span><span·class="p"·data-group-id="8562096226-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8562096226-9">[</span><span·class="p"·data-group-id="8562096226-9">]</span><span·class="p"·data-group-id="8562096226-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1345 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·sent·to·other·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id=" | 1345 | </span><span·class="mi">1</span></code></pre><p>Only·trace·messages·sent·to·other·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">trace</span><span·class="p">:</span><span·class="nf">send</span><span·class="p"·data-group-id="7253447685-1">(</span><span·class="n">Session</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7253447685-2">[</span><span·class="p"·data-group-id="7253447685-3">{</span><span·class="p"·data-group-id="7253447685-4">[</sp[·...·truncated·by·diffoscope;·len:·1257,·SHA:·182f9c2f3bc1d94c81a0d292fd700fd54a0bde68566632516c9585149335a826·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1346 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">send</code>·trace·can·use·all·guard·and·body·functions | 1346 | </span><span·class="mi">1</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>A·match·specification·for·<code·class="inline">send</code>·trace·can·use·all·guard·and·body·functions |
| 1347 | except·<code·class="inline">caller</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive | 1347 | except·<code·class="inline">caller</code>.</p></section><p>Fails·by·raising·an·error·exception·with·an·error·reason·of:</p><ul><li><p><strong><code·class="inline">badarg</code></strong>·-·If·an·argument·is·invalid.</p></li><li><p><strong><code·class="inline">system_limit</code></strong>·-·If·a·match·specification·passed·as·argument·has·excessive |
| 1348 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the | 1348 | nesting·which·causes·scheduler·stack·exhaustion·for·the·scheduler·that·the |
| 1349 | calling·process·is·executing·on. | 1349 | calling·process·is·executing·on. |
| 1350 | <a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured | 1350 | <a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html#sched_thread_stack_size">Scheduler·stack·size</a>·can·be·configured |
| 1351 | when·starting·the·runtime·system.</p></li></ul> | 1351 | when·starting·the·runtime·system.</p></li></ul> |
| 1352 | ··</section> | 1352 | ··</section> |
| Offset 1478, 15 lines modified | Offset 1478, 15 lines modified | ||
| 1478 | ······<p·class="built-using"> | 1478 | ······<p·class="built-using"> |
| 1479 | ········Built·using | 1479 | ········Built·using |
| 1480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1482 | ······</p> | 1482 | ······</p> |
| 1483 | <p>Copyright·©·1996-202 | 1483 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1484 | ····</footer> | 1484 | ····</footer> |
| 1485 | ··</div> | 1485 | ··</div> |
| 1486 | </main> | 1486 | </main> |
| 1487 | </div> | 1487 | </div> |
| 1488 | <script> | 1488 | <script> |
| 1489 | ··function·mermaidLoaded()·{ | 1489 | ··function·mermaidLoaded()·{ |
| 1490 | ····mermaid.initialize({ | 1490 | ····mermaid.initialize({ |
| Offset 530, 15 lines modified | Offset 530, 15 lines modified | ||
| 530 | ······<p·class="built-using"> | 530 | ······<p·class="built-using"> |
| 531 | ········Built·using | 531 | ········Built·using |
| 532 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 532 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 533 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 533 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 534 | ······</p> | 534 | ······</p> |
| 535 | <p>Copyright·©·1996-202 | 535 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 536 | ····</footer> | 536 | ····</footer> |
| 537 | ··</div> | 537 | ··</div> |
| 538 | </main> | 538 | </main> |
| 539 | </div> | 539 | </div> |
| 540 | <script> | 540 | <script> |
| 541 | ··function·mermaidLoaded()·{ | 541 | ··function·mermaidLoaded()·{ |
| 542 | ····mermaid.initialize({ | 542 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 298, 15 lines modified | Offset 298, 15 lines modified | ||
| 298 | ······<p·class="built-using"> | 298 | ······<p·class="built-using"> |
| 299 | ········Built·using | 299 | ········Built·using |
| 300 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 300 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 301 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 301 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 302 | ······</p> | 302 | ······</p> |
| 303 | <p>Copyright·©·1996-202 | 303 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 304 | ····</footer> | 304 | ····</footer> |
| 305 | ··</div> | 305 | ··</div> |
| 306 | </main> | 306 | </main> |
| 307 | </div> | 307 | </div> |
| 308 | <script> | 308 | <script> |
| 309 | ··function·mermaidLoaded()·{ | 309 | ··function·mermaidLoaded()·{ |
| 310 | ····mermaid.initialize({ | 310 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:36,·uncompressed·size·20,·method=store |
| Offset 3072, 15 lines modified | Offset 3072, 15 lines modified | ||
| 3072 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Versions)·->·<a·href="#t:void/0">void</a>()·when·Versions·::·[VersionInfo],·VersionInfo·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3072 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Versions)·->·<a·href="#t:void/0">void</a>()·when·Versions·::·[VersionInfo],·VersionInfo·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3073 | ······</div> | 3073 | ······</div> |
| 3074 | <p>Utility·function·to·produce·a·formated·printout·of·the·versions·info·generated | 3074 | <p>Utility·function·to·produce·a·formated·printout·of·the·versions·info·generated |
| 3075 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions.</p><p>The·function·print_version_info/0·uses·the·result·of·function·version1/0·as | 3075 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions.</p><p>The·function·print_version_info/0·uses·the·result·of·function·version1/0·as |
| 3076 | <code·class="inline">VersionInfo</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id=" | 3076 | <code·class="inline">VersionInfo</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="1281591686-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V</span><span·class="p"·data-group-id="1281591686-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·441,·SHA:·4e8c3c1d0f2cf407cf5b065e61f177786144f3531a2ae21910e076a83a8cf23a·...·]-3">)</span><span·class="p">.</span></code></pre> |
| 3077 | ··</section> | 3077 | ··</section> |
| 3078 | </section> | 3078 | </section> |
| 3079 | <section·class="detail"·id="process_received_message/4"> | 3079 | <section·class="detail"·id="process_received_message/4"> |
| 3080 | ··<div·class="detail-header"> | 3080 | ··<div·class="detail-header"> |
| 3081 | ····<a·href="#process_received_message/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3081 | ····<a·href="#process_received_message/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3082 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3082 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3930, 15 lines modified | Offset 3930, 15 lines modified | ||
| 3930 | ······<p·class="built-using"> | 3930 | ······<p·class="built-using"> |
| 3931 | ········Built·using | 3931 | ········Built·using |
| 3932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3934 | ······</p> | 3934 | ······</p> |
| 3935 | <p>Copyright·©·1996-202 | 3935 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3936 | ····</footer> | 3936 | ····</footer> |
| 3937 | ··</div> | 3937 | ··</div> |
| 3938 | </main> | 3938 | </main> |
| 3939 | </div> | 3939 | </div> |
| 3940 | <script> | 3940 | <script> |
| 3941 | ··function·mermaidLoaded()·{ | 3941 | ··function·mermaidLoaded()·{ |
| 3942 | ····mermaid.initialize({ | 3942 | ····mermaid.initialize({ |
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| 255 | ······<p·class="built-using"> | 255 | ······<p·class="built-using"> |
| 256 | ········Built·using | 256 | ········Built·using |
| 257 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 257 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 258 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 258 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 259 | ······</p> | 259 | ······</p> |
| 260 | <p>Copyright·©·1996-202 | 260 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 261 | ····</footer> | 261 | ····</footer> |
| 262 | ··</div> | 262 | ··</div> |
| 263 | </main> | 263 | </main> |
| 264 | </div> | 264 | </div> |
| 265 | <script> | 265 | <script> |
| 266 | ··function·mermaidLoaded()·{ | 266 | ··function·mermaidLoaded()·{ |
| 267 | ····mermaid.initialize({ | 267 | ····mermaid.initialize({ |
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| 243 | ······<p·class="built-using"> | 243 | ······<p·class="built-using"> |
| 244 | ········Built·using | 244 | ········Built·using |
| 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 247 | ······</p> | 247 | ······</p> |
| 248 | <p>Copyright·©·1996-202 | 248 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 249 | ····</footer> | 249 | ····</footer> |
| 250 | ··</div> | 250 | ··</div> |
| 251 | </main> | 251 | </main> |
| 252 | </div> | 252 | </div> |
| 253 | <script> | 253 | <script> |
| 254 | ··function·mermaidLoaded()·{ | 254 | ··function·mermaidLoaded()·{ |
| 255 | ····mermaid.initialize({ | 255 | ····mermaid.initialize({ |
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| 575 | ······<p·class="built-using"> | 575 | ······<p·class="built-using"> |
| 576 | ········Built·using | 576 | ········Built·using |
| 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 579 | ······</p> | 579 | ······</p> |
| 580 | <p>Copyright·©·1996-202 | 580 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 581 | ····</footer> | 581 | ····</footer> |
| 582 | ··</div> | 582 | ··</div> |
| 583 | </main> | 583 | </main> |
| 584 | </div> | 584 | </div> |
| 585 | <script> | 585 | <script> |
| 586 | ··function·mermaidLoaded()·{ | 586 | ··function·mermaidLoaded()·{ |
| 587 | ····mermaid.initialize({ | 587 | ····mermaid.initialize({ |
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| 249 | ······<p·class="built-using"> | 249 | ······<p·class="built-using"> |
| 250 | ········Built·using | 250 | ········Built·using |
| 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 253 | ······</p> | 253 | ······</p> |
| 254 | <p>Copyright·©·1996-202 | 254 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 255 | ····</footer> | 255 | ····</footer> |
| 256 | ··</div> | 256 | ··</div> |
| 257 | </main> | 257 | </main> |
| 258 | </div> | 258 | </div> |
| 259 | <script> | 259 | <script> |
| 260 | ··function·mermaidLoaded()·{ | 260 | ··function·mermaidLoaded()·{ |
| 261 | ····mermaid.initialize({ | 261 | ····mermaid.initialize({ |
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| 246 | ······<p·class="built-using"> | 246 | ······<p·class="built-using"> |
| 247 | ········Built·using | 247 | ········Built·using |
| 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 248 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 249 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 250 | ······</p> | 250 | ······</p> |
| 251 | <p>Copyright·©·1996-202 | 251 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 252 | ····</footer> | 252 | ····</footer> |
| 253 | ··</div> | 253 | ··</div> |
| 254 | </main> | 254 | </main> |
| 255 | </div> | 255 | </div> |
| 256 | <script> | 256 | <script> |
| 257 | ··function·mermaidLoaded()·{ | 257 | ··function·mermaidLoaded()·{ |
| 258 | ····mermaid.initialize({ | 258 | ····mermaid.initialize({ |
| Offset 168, 20 lines modified | Offset 168, 20 lines modified | ||
| 168 | file·(see·below·for·more·info).·The·messages·in·this·file·is·encoded·with·just | 168 | file·(see·below·for·more·info).·The·messages·in·this·file·is·encoded·with·just |
| 169 | one·codec.·During·measurement·initiation,·the·messages·are·read·and·then | 169 | one·codec.·During·measurement·initiation,·the·messages·are·read·and·then |
| 170 | transformed·to·all·codec·formats·used·in·the·measurement.</p><p>The·message·transformation·is·done·by·the·transformation·module.·It·is·used·to | 170 | transformed·to·all·codec·formats·used·in·the·measurement.</p><p>The·message·transformation·is·done·by·the·transformation·module.·It·is·used·to |
| 171 | transform·a·set·of·messages·encoded·with·one·codec·into·the·other·base·codec's.</p><h4>Measurement(s)</h4><p>There·are·two·different·measurement·tools:</p><ul><li><p><em>meas</em>:</p><p>Used·to·perform·codec·measurements.·That·is,·to·see·what·kind·of·performance | 171 | transform·a·set·of·messages·encoded·with·one·codec·into·the·other·base·codec's.</p><h4>Measurement(s)</h4><p>There·are·two·different·measurement·tools:</p><ul><li><p><em>meas</em>:</p><p>Used·to·perform·codec·measurements.·That·is,·to·see·what·kind·of·performance |
| 172 | can·be·expected·by·the·different·codecs·provided·by·the·megaco·application.</p><p>The·measurement·is·done·by·iterating·over·the·decode/encode·function·for | 172 | can·be·expected·by·the·different·codecs·provided·by·the·megaco·application.</p><p>The·measurement·is·done·by·iterating·over·the·decode/encode·function·for |
| 173 | approx·2·seconds·per·message·and·counting·the·number·of·decodes/encodes.</p><p>Is·best·run·by·modifying·the·meas.sh.skel·skeleton·script·provided·by·the | 173 | approx·2·seconds·per·message·and·counting·the·number·of·decodes/encodes.</p><p>Is·best·run·by·modifying·the·meas.sh.skel·skeleton·script·provided·by·the |
| 174 | tool.</p><p>To·run·it·manually·do·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="c1">%·erl·-pa·<path-megaco-ebin-dir>·-pa·<path-to-meas-module-dir></span><span·class="w"> | 174 | tool.</p><p>To·run·it·manually·do·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="c1">%·erl·-pa·<path-megaco-ebin-dir>·-pa·<path-to-meas-module-dir></span><span·class="w"> |
| 175 | ········</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 175 | ········</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="5572952135-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="5572952135-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·156,·SHA:·0a7b88725e7b269743029ca0284f07f593c980d1947df5b452fb913f28571b58·...·]-2">]</span><span·class="w"> |
| 176 | ········</span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V12</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 176 | ········</span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V12</span><span·class="p">.</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="5572952135-3">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="5572952135-3">)</span><span·class="w"> |
| 177 | ········</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">megaco_codec_meas</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 177 | ········</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">megaco_codec_meas</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="5572952135-4">(</span><span·class="p"·data-group-id="5572952135-4">)</span><span·class="p">.</span><span·class="w"> |
| 178 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 178 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 179 | ········</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nf">halt</span><span·class="p"·data-group-id=" | 179 | ········</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nf">halt</span><span·class="p"·data-group-id="5572952135-5">(</span><span·class="p"·data-group-id="5572952135-5">)</span><span·class="p">.</span></code></pre><p>or·to·make·it·even·easier,·assuming·a·measure·shall·be·done·on·all·the·codecs |
| 180 | (as·above):</p><pre><code·class="text">········%·erl·-noshell·-pa·<path-megaco-ebin-dir>·\\ | 180 | (as·above):</p><pre><code·class="text">········%·erl·-noshell·-pa·<path-megaco-ebin-dir>·\\ |
| 181 | ··············-pa·<path-to-meas-module-dir>·\\ | 181 | ··············-pa·<path-to-meas-module-dir>·\\ |
| 182 | ··············-s·megaco_codec_meas·-s·init·stop</code></pre><p>When·run·as·above·(this·will·take·some·time),·the·measurement·process·is·done | 182 | ··············-s·megaco_codec_meas·-s·init·stop</code></pre><p>When·run·as·above·(this·will·take·some·time),·the·measurement·process·is·done |
| 183 | as·follows:</p><pre><code·class="text">For·each·codec: | 183 | as·follows:</p><pre><code·class="text">For·each·codec: |
| 184 | ····For·each·message: | 184 | ····For·each·message: |
| 185 | ········Read·the·message·from·the·file | 185 | ········Read·the·message·from·the·file |
| 186 | ············Detect·message·version | 186 | ············Detect·message·version |
| Offset 195, 18 lines modified | Offset 195, 18 lines modified | ||
| 195 | tool.</p><p>The·<em>mstone2</em>·is·similar·to·the·<em>mstone1</em>·tool,·but·in·this·case,·each·created | 195 | tool.</p><p>The·<em>mstone2</em>·is·similar·to·the·<em>mstone1</em>·tool,·but·in·this·case,·each·created |
| 196 | process·makes·only·<em>one</em>·run·through·the·messages·and·then·exits.·A·soon·as·a | 196 | process·makes·only·<em>one</em>·run·through·the·messages·and·then·exits.·A·soon·as·a |
| 197 | process·exits,·a·new·process·(with·the·same·config·and·messages)·is·created·to | 197 | process·exits,·a·new·process·(with·the·same·config·and·messages)·is·created·to |
| 198 | takes·its·place.·The·number·of·messages·processed·in·total·is·the·mstone2(1) | 198 | takes·its·place.·The·number·of·messages·processed·in·total·is·the·mstone2(1) |
| 199 | value.</p></li></ul><p>Both·these·tools·use·the·message·package·(time_test.msgs)·provided·with·the | 199 | value.</p></li></ul><p>Both·these·tools·use·the·message·package·(time_test.msgs)·provided·with·the |
| 200 | tool(s),·although·it·can·run·on·any·message·package·as·long·as·it·has·the·same | 200 | tool(s),·although·it·can·run·on·any·message·package·as·long·as·it·has·the·same |
| 201 | structure.</p><h4>Message·package·file</h4><p>This·is·simply·an·erlang·compatible·text-file·with·the·following·structure: | 201 | structure.</p><h4>Message·package·file</h4><p>This·is·simply·an·erlang·compatible·text-file·with·the·following·structure: |
| 202 | <code·class="inline">{codec_name(),·messages_list()}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">codec_name</span><span·class="p"·data-group-id="2 | 202 | <code·class="inline">{codec_name(),·messages_list()}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">codec_name</span><span·class="p"·data-group-id="9285751524-1">(</span><span·class="p"·data-group-id="9285751524-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">pretty</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·687,·SHA:·90df817466e2cd73a575ba5c5fa14722885709ed61eb94ef4d21776ca87118d2·...·]-2">)</span><span·class="w"> |
| 203 | </span><span·class="nf">messages_list</span><span·class="p"·data-group-id="2 | 203 | </span><span·class="nf">messages_list</span><span·class="p"·data-group-id="9285751524-3">(</span><span·class="p"·data-group-id="9285751524-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9285751524-4">[</span><span·class="p"·data-group-id="9285751524-5">{</span><sp[·...·truncated·by·diffoscope;·len:·418,·SHA:·786fb10c7c45ff5a065e21ebc366881d175e57fa0b698c73ecd3e7a332257af3·...·]-4">]</span><span·class="w"> |
| 204 | </span><span·class="nf">message_name</span><span·class="p"·data-group-id="2 | 204 | </span><span·class="nf">message_name</span><span·class="p"·data-group-id="9285751524-8">(</span><span·class="p"·data-group-id="9285751524-8">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9285751524-9">(</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·e418059f48b9bc4b352d5bc299702fec9a2ac599fe0ad54a37429bc7217421ae·...·]-9">)</span><span·class="w"> |
| 205 | </span><span·class="nf">message</span><span·class="p"·data-group-id="2 | 205 | </span><span·class="nf">message</span><span·class="p"·data-group-id="9285751524-10">(</span><span·class="p"·data-group-id="9285751524-10">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="9285751524-11">(</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·f5034fb8743f5d2e18c1b10d9e06b59260edf458bdb8645c18692db46088156b·...·]-11">)</span></code></pre><p>The·codec·name·is·the·name·of·the·codec·with·which·all·messages·in·the |
| 206 | <code·class="inline">message_list()</code>·has·been·encoded.</p><p>This·file·can·be·<code·class="inline">exported</code>·to·a·file·structure·by·calling·the | 206 | <code·class="inline">message_list()</code>·has·been·encoded.</p><p>This·file·can·be·<code·class="inline">exported</code>·to·a·file·structure·by·calling·the |
| 207 | <a·href="megaco_codec_transform.html#export_messages">export_messages</a>·function.·This·can | 207 | <a·href="megaco_codec_transform.html#export_messages">export_messages</a>·function.·This·can |
| 208 | be·usefull·if·a·measurement·shall·be·done·with·an·external·tool.·Exporting·the | 208 | be·usefull·if·a·measurement·shall·be·done·with·an·external·tool.·Exporting·the |
| 209 | messages·creates·a·directory·tree·with·the·following·structure:</p><pre><code·class="text"><message·package>/pretty/<message-files> | 209 | messages·creates·a·directory·tree·with·the·following·structure:</p><pre><code·class="text"><message·package>/pretty/<message-files> |
| 210 | ··················compact/ | 210 | ··················compact/ |
| 211 | ··················per/ | 211 | ··················per/ |
| 212 | ··················ber/<message-files> | 212 | ··················ber/<message-files> |
| Offset 262, 15 lines modified | Offset 262, 15 lines modified | ||
| 262 | ······<p·class="built-using"> | 262 | ······<p·class="built-using"> |
| 263 | ········Built·using | 263 | ········Built·using |
| 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 266 | ······</p> | 266 | ······</p> |
| 267 | <p>Copyright·©·1996-202 | 267 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 268 | ····</footer> | 268 | ····</footer> |
| 269 | ··</div> | 269 | ··</div> |
| 270 | </main> | 270 | </main> |
| 271 | </div> | 271 | </div> |
| 272 | <script> | 272 | <script> |
| 273 | ··function·mermaidLoaded()·{ | 273 | ··function·mermaidLoaded()·{ |
| 274 | ····mermaid.initialize({ | 274 | ····mermaid.initialize({ |
| Offset 488, 15 lines modified | Offset 488, 15 lines modified | ||
| 488 | ······<p·class="built-using"> | 488 | ······<p·class="built-using"> |
| 489 | ········Built·using | 489 | ········Built·using |
| 490 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 490 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 491 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 491 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 492 | ······</p> | 492 | ······</p> |
| 493 | <p>Copyright·©·1996-202 | 493 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 494 | ····</footer> | 494 | ····</footer> |
| 495 | ··</div> | 495 | ··</div> |
| 496 | </main> | 496 | </main> |
| 497 | </div> | 497 | </div> |
| 498 | <script> | 498 | <script> |
| 499 | ··function·mermaidLoaded()·{ | 499 | ··function·mermaidLoaded()·{ |
| 500 | ····mermaid.initialize({ | 500 | ····mermaid.initialize({ |
| Offset 273, 15 lines modified | Offset 273, 15 lines modified | ||
| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
| Offset 170, 67 lines modified | Offset 170, 67 lines modified | ||
| 170 | ···························} | 170 | ···························} |
| 171 | ···················} | 171 | ···················} |
| 172 | ···········} | 172 | ···········} |
| 173 | ···}</code></pre><p>Then·the·compact·version·without·indentation·and·with·short·keywords:</p><pre><code·class="text"> | 173 | ···}</code></pre><p>Then·the·compact·version·without·indentation·and·with·short·keywords:</p><pre><code·class="text"> |
| 174 | ···!/1·[124.124.124.222] | 174 | ···!/1·[124.124.124.222] |
| 175 | ···T=9998{C=-{SC=ROOT{SV{MT=RS,AD=55555,PF=ResGW/1,RE="901·Cold·Boot"}}}}</code></pre><p>And·the·programmers·view·of·the·same·message.·First·a·list·of·ActionRequest | 175 | ···T=9998{C=-{SC=ROOT{SV{MT=RS,AD=55555,PF=ResGW/1,RE="901·Cold·Boot"}}}}</code></pre><p>And·the·programmers·view·of·the·same·message.·First·a·list·of·ActionRequest |
| 176 | records·are·constructed·and·then·it·is·sent·with·one·of·the·send·functions·in | 176 | records·are·constructed·and·then·it·is·sent·with·one·of·the·send·functions·in |
| 177 | the·API:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Prof</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeProfile'</span><span·class="p"·data-group-id=" | 177 | the·API:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">Prof</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeProfile'</span><span·class="p"·data-group-id="8108583712-1">{</span><span·class="ss">profileName</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"resgw"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·cl[·...·truncated·by·diffoscope;·len:·130,·SHA:·a531c33bdfa25eb19f381d9128904db6f99569d8d25ad15ef371aaa964138a19·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 178 | ··</span><span·class="n">Parm</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeParm'</span><span·class="p"·data-group-id=" | 178 | ··</span><span·class="n">Parm</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeParm'</span><span·class="p"·data-group-id="8108583712-2">{</span><span·class="ss">serviceChangeMethod</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w"> |
| 179 | ······························</span><span·class="ss">serviceChangeAddress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ······························</span><span·class="ss">serviceChangeAddress</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8108583712-3">{</span><span·class="ss">portNumber</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">55555</span><span·class="p"·data-group-id="8108583712-3">}</span><span·class="p">,</span><span·class="w"> |
| 180 | ······························</span><span·class="ss">serviceChangeReason</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"901·Cold·Boot"</span><span·class="p">,</span><span·class="w"> | 180 | ······························</span><span·class="ss">serviceChangeReason</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"901·Cold·Boot"</span><span·class="p">,</span><span·class="w"> |
| 181 | ······························</span><span·class="ss">serviceChangeProfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Prof</span><span·class="p"·data-group-id=" | 181 | ······························</span><span·class="ss">serviceChangeProfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Prof</span><span·class="p"·data-group-id="8108583712-2">}</span><span·class="p">,</span><span·class="w"> |
| 182 | ··</span><span·class="n">Req</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeRequest'</span><span·class="p"·data-group-id=" | 182 | ··</span><span·class="n">Req</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ServiceChangeRequest'</span><span·class="p"·data-group-id="8108583712-4">{</span><span·class="ss">terminationID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8108583712-5">[</span><span·class="o">?</span><span·class="ss">megaco_root_termination_id</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·5f952532b3967247d2a6987fb8451dd27f540518ef8b85df453d121045a83259·...·]-5">]</span><span·class="p">,</span><span·class="w"> |
| 183 | ································</span><span·class="ss">serviceChangeParms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Parm</span><span·class="p"·data-group-id=" | 183 | ································</span><span·class="ss">serviceChangeParms</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Parm</span><span·class="p"·data-group-id="8108583712-4">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ··</span><span·class="n">Actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 184 | ··</span><span·class="n">Actions</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8108583712-6">[</span><span·class="o">#</span><span·class="ss">'ActionRequest'</span><span·class="p"·data-group-id="8108583712-7">{</span><span·class="ss">contextId</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">megaco_null_context_id</span><span·class="p">,</span><span·class="w"> |
| 185 | ······························</span><span·class="ss">commandRequests</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 185 | ······························</span><span·class="ss">commandRequests</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8108583712-8">{</span><span·class="ss">serviceChangeReq</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Req</span><span·class="p"·data-group-id="8108583712-8">}</span><span·class="p"·data-group-id="8108583712-7">}</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·194eb60761e9e018c304f8b0cb966de55ad03012ca148312ef6ba4c165e9ab0e·...·]-6">]</span><span·class="p">,</span><span·class="w"> |
| 186 | ··</span><span·class="nc">megaco</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 186 | ··</span><span·class="nc">megaco</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="8108583712-9">(</span><span·class="n">ConnHandle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Actions</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="8108583712-9">)[·...·truncated·by·diffoscope;·len:·217,·SHA:·559895e39783a3e2433d9001060a2cde0c893af449bcee8650b5f46a1fc3fc0b·...·]-1">{</span><span·class="ss">'MegacoMessage'</span><span·class="p">,</span><span·class="w"> |
| 187 | ···</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 187 | ···</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 188 | ···</span><span·class="p"·data-group-id=" | 188 | ···</span><span·class="p"·data-group-id="7880116019-2">{</span><span·class="ss">'Message'</span><span·class="p">,</span><span·class="w"> |
| 189 | ····</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 189 | ····</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 190 | ····</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="p"·data-group-id="7880116019-3">{</span><span·class="ss">ip4Address</span><span·class="p">,</span><span·class="p"·data-group-id="7880116019-4">{</span><span·class="ss">'IP4Address'</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·433,·SHA:·3af879df62d5a196fca761f233a519ce0a1129d274fec0af923177a66b6fc152·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="p"·data-group-id="7880116019-6">{</span><span·class="ss">transactions</span><span·class="p">,</span><span·class="w"> |
| 192 | ·····</span><span·class="p"·data-group-id=" | 192 | ·····</span><span·class="p"·data-group-id="7880116019-7">[</span><span·class="w"> |
| 193 | ······</span><span·class="p"·data-group-id=" | 193 | ······</span><span·class="p"·data-group-id="7880116019-8">{</span><span·class="ss">transactionRequest</span><span·class="p">,</span><span·class="w"> |
| 194 | ·······</span><span·class="p"·data-group-id=" | 194 | ·······</span><span·class="p"·data-group-id="7880116019-9">{</span><span·class="ss">'TransactionRequest'</span><span·class="p">,</span><span·class="w"> |
| 195 | ·········</span><span·class="mi">9998</span><span·class="p">,</span><span·class="w"> | 195 | ·········</span><span·class="mi">9998</span><span·class="p">,</span><span·class="w"> |
| 196 | ·········</span><span·class="p"·data-group-id=" | 196 | ·········</span><span·class="p"·data-group-id="7880116019-10">[</span><span·class="p"·data-group-id="7880116019-11">{</span><span·class="ss">'ActionRequest'</span><span·class="p">,</span><span·class="w"> |
| 197 | ···········</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 197 | ···········</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 198 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 198 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 199 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 199 | ···········</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 200 | ···········</span><span·class="p"·data-group-id=" | 200 | ···········</span><span·class="p"·data-group-id="7880116019-12">[</span><span·class="w"> |
| 201 | ············</span><span·class="p"·data-group-id=" | 201 | ············</span><span·class="p"·data-group-id="7880116019-13">{</span><span·class="ss">'CommandRequest'</span><span·class="p">,</span><span·class="w"> |
| 202 | ·············</span><span·class="p"·data-group-id=" | 202 | ·············</span><span·class="p"·data-group-id="7880116019-14">{</span><span·class="ss">serviceChangeReq</span><span·class="p">,</span><span·class="w"> |
| 203 | ··············</span><span·class="p"·data-group-id=" | 203 | ··············</span><span·class="p"·data-group-id="7880116019-15">{</span><span·class="ss">'ServiceChangeRequest'</span><span·class="p">,</span><span·class="w"> |
| 204 | ···············</span><span·class="p"·data-group-id=" | 204 | ···············</span><span·class="p"·data-group-id="7880116019-16">[</span><span·class="w"> |
| 205 | ················</span><span·class="p"·data-group-id=" | 205 | ················</span><span·class="p"·data-group-id="7880116019-17">{</span><span·class="ss">megaco_term_id</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7880116019-18">[</span><span·class="s">[·...·truncated·by·diffoscope;·len:·172,·SHA:·188c04030c7dde38b15bf7a0389303a003fda933b32601a80d6b1fac2dc5b8ca·...·]-16">]</span><span·class="p">,</span><span·class="w"> |
| 206 | ················</span><span·class="p"·data-group-id=" | 206 | ················</span><span·class="p"·data-group-id="7880116019-19">{</span><span·class="ss">'ServiceChangeParm'</span><span·class="p">,</span><span·class="w"> |
| 207 | ·················</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w"> | 207 | ·················</span><span·class="ss">restart</span><span·class="p">,</span><span·class="w"> |
| 208 | ·················</span><span·class="p"·data-group-id=" | 208 | ·················</span><span·class="p"·data-group-id="7880116019-20">{</span><span·class="ss">portNumber</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">55555</span><span·class="p"·data-group-id="7880116019-20">}</span><span·class="p">,</span><span·class="w"> |
| 209 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 209 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 210 | ·················</span><span·class="p"·data-group-id=" | 210 | ·················</span><span·class="p"·data-group-id="7880116019-21">{</span><span·class="ss">'ServiceChangeProfile'</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"resgw"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·class=[·...·truncated·by·diffoscope;·len:·126,·SHA:·f0ca1b270c122e353a0a423c2a48168841072a00cf63d49666aedc5e72c5f3d3·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 211 | ·················</span><span·class="s">"901·MG·Cold·Boot"</span><span·class="p">,</span><span·class="w"> | 211 | ·················</span><span·class="s">"901·MG·Cold·Boot"</span><span·class="p">,</span><span·class="w"> |
| 212 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 212 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 213 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 213 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 214 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> | 214 | ·················</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> |
| 215 | ················</span><span·class="p"·data-group-id=" | 215 | ················</span><span·class="p"·data-group-id="7880116019-19">}</span><span·class="w"> |
| 216 | ··············</span><span·class="p"·data-group-id=" | 216 | ··············</span><span·class="p"·data-group-id="7880116019-15">}</span><span·class="w"> |
| 217 | ·············</span><span·class="p"·data-group-id=" | 217 | ·············</span><span·class="p"·data-group-id="7880116019-14">}</span><span·class="p">,</span><span·class="w"> |
| 218 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> | 218 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="p">,</span><span·class="w"> |
| 219 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> | 219 | ·············</span><span·class="ss">asn1_NOVALUE</span><span·class="w"> |
| 220 | ············</span><span·class="p"·data-group-id=" | 220 | ············</span><span·class="p"·data-group-id="7880116019-13">}</span><span·class="w"> |
| 221 | ···········</span><span·class="p"·data-group-id=" | 221 | ···········</span><span·class="p"·data-group-id="7880116019-12">]</span><span·class="w"> |
| 222 | ··········</span><span·class="p"·data-group-id=" | 222 | ··········</span><span·class="p"·data-group-id="7880116019-11">}</span><span·class="w"> |
| 223 | ·········</span><span·class="p"·data-group-id=" | 223 | ·········</span><span·class="p"·data-group-id="7880116019-10">]</span><span·class="w"> |
| 224 | ·······</span><span·class="p"·data-group-id=" | 224 | ·······</span><span·class="p"·data-group-id="7880116019-9">}</span><span·class="w"> |
| 225 | ······</span><span·class="p"·data-group-id=" | 225 | ······</span><span·class="p"·data-group-id="7880116019-8">}</span><span·class="w"> |
| 226 | ·····</span><span·class="p"·data-group-id=" | 226 | ·····</span><span·class="p"·data-group-id="7880116019-7">]</span><span·class="w"> |
| 227 | ····</span><span·class="p"·data-group-id=" | 227 | ····</span><span·class="p"·data-group-id="7880116019-6">}</span><span·class="w"> |
| 228 | ···</span><span·class="p"·data-group-id=" | 228 | ···</span><span·class="p"·data-group-id="7880116019-2">}</span><span·class="w"> |
| 229 | ··</span><span·class="p"·data-group-id=" | 229 | ··</span><span·class="p"·data-group-id="7880116019-1">}</span></code></pre><p>The·following·encoding·modules·are·provided:</p><ul><li>megaco_pretty_text_encoder·-·encodes·messages·into·pretty·text·format,·decodes |
| 230 | both·pretty·as·well·as·compact·text.</li><li>megaco_compact_text_encoder·-·encodes·messages·into·compact·text·format, | 230 | both·pretty·as·well·as·compact·text.</li><li>megaco_compact_text_encoder·-·encodes·messages·into·compact·text·format, |
| 231 | decodes·both·pretty·as·well·as·compact·text.</li><li>megaco_binary_encoder·-·encode/decode·ASN.1·BER·messages.·This·encoder | 231 | decodes·both·pretty·as·well·as·compact·text.</li><li>megaco_binary_encoder·-·encode/decode·ASN.1·BER·messages.·This·encoder |
| 232 | implements·the·fastest·of·the·BER·encoders/decoders.·Recommended·binary·codec.</li><li>megaco_ber_encoder·-·encode/decode·ASN.1·BER·messages.</li><li>megaco_per_encoder·-·encode/decode·ASN.1·PER·messages.·N.B.·that·this·format | 232 | implements·the·fastest·of·the·BER·encoders/decoders.·Recommended·binary·codec.</li><li>megaco_ber_encoder·-·encode/decode·ASN.1·BER·messages.</li><li>megaco_per_encoder·-·encode/decode·ASN.1·PER·messages.·N.B.·that·this·format |
| 233 | is·not·included·in·the·Megaco·standard.</li><li>megaco_erl_dist_encoder·-·encodes·messages·into·Erlangs·distribution·format. | 233 | is·not·included·in·the·Megaco·standard.</li><li>megaco_erl_dist_encoder·-·encodes·messages·into·Erlangs·distribution·format. |
| 234 | It·is·rather·verbose·but·encoding·and·decoding·is·blinding·fast.·N.B.·that | 234 | It·is·rather·verbose·but·encoding·and·decoding·is·blinding·fast.·N.B.·that |
| 235 | this·format·is·not·included·in·the·Megaco·standard.</li></ul><p><a·href=""·id="erl_dist_config"></a></p><h2·id="configuration-of-erlang-distribution-encoding-module"·class="section-heading"> | 235 | this·format·is·not·included·in·the·Megaco·standard.</li></ul><p><a·href=""·id="erl_dist_config"></a></p><h2·id="configuration-of-erlang-distribution-encoding-module"·class="section-heading"> |
| 236 | ··<a·href="#configuration-of-erlang-distribution-encoding-module"·class="hover-link"> | 236 | ··<a·href="#configuration-of-erlang-distribution-encoding-module"·class="hover-link"> |
| Offset 353, 15 lines modified | Offset 353, 15 lines modified | ||
| 353 | ······<p·class="built-using"> | 353 | ······<p·class="built-using"> |
| 354 | ········Built·using | 354 | ········Built·using |
| 355 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 355 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 356 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 356 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 357 | ······</p> | 357 | ······</p> |
| 358 | <p>Copyright·©·1996-202 | 358 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 359 | ····</footer> | 359 | ····</footer> |
| 360 | ··</div> | 360 | ··</div> |
| 361 | </main> | 361 | </main> |
| 362 | </div> | 362 | </div> |
| 363 | <script> | 363 | <script> |
| 364 | ··function·mermaidLoaded()·{ | 364 | ··function·mermaidLoaded()·{ |
| 365 | ····mermaid.initialize({ | 365 | ····mermaid.initialize({ |
| Offset 1340, 15 lines modified | Offset 1340, 15 lines modified | ||
| 1340 | ······<p·class="built-using"> | 1340 | ······<p·class="built-using"> |
| 1341 | ········Built·using | 1341 | ········Built·using |
| 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1344 | ······</p> | 1344 | ······</p> |
| 1345 | <p>Copyright·©·1996-202 | 1345 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1346 | ····</footer> | 1346 | ····</footer> |
| 1347 | ··</div> | 1347 | ··</div> |
| 1348 | </main> | 1348 | </main> |
| 1349 | </div> | 1349 | </div> |
| 1350 | <script> | 1350 | <script> |
| 1351 | ··function·mermaidLoaded()·{ | 1351 | ··function·mermaidLoaded()·{ |
| 1352 | ····mermaid.initialize({ | 1352 | ····mermaid.initialize({ |
| Offset 155, 18 lines modified | Offset 155, 18 lines modified | ||
| 155 | synchronously·for·a·reply.</p><p>After·this·initial·service·change·message·the·connection·between·the·MG·and·MGC | 155 | synchronously·for·a·reply.</p><p>After·this·initial·service·change·message·the·connection·between·the·MG·and·MGC |
| 156 | is·fully·established·and·supervised.</p><p>Assuming·that·the·MGC·is·started·on·the·local·host,·four·different·MG's,·using | 156 | is·fully·established·and·supervised.</p><p>Assuming·that·the·MGC·is·started·on·the·local·host,·four·different·MG's,·using |
| 157 | text·over·TCP/IP,·binary·over·TCP/IP,·text·over·UDP/IP·and·binary·over·UDP/IP | 157 | text·over·TCP/IP,·binary·over·TCP/IP,·text·over·UDP/IP·and·binary·over·UDP/IP |
| 158 | may·be·started·on·the·same·Erlang·node·with:</p><pre><code·class="text">······cd·megaco/examples/simple | 158 | may·be·started·on·the·same·Erlang·node·with:</p><pre><code·class="text">······cd·megaco/examples/simple |
| 159 | ······erl·-pa·../../../megaco/ebin·-s·megaco_filter·-s·megaco | 159 | ······erl·-pa·../../../megaco/ebin·-s·megaco_filter·-s·megaco |
| 160 | ······megaco_simple_mg:start().</code></pre><p>or·simply·'gmake·mg'.</p><p>If·you·"only"·want·to·start·a·single·MG·which·tries·to·connect·an·MG·on·a·host | 160 | ······megaco_simple_mg:start().</code></pre><p>or·simply·'gmake·mg'.</p><p>If·you·"only"·want·to·start·a·single·MG·which·tries·to·connect·an·MG·on·a·host |
| 161 | named·"baidarka",·you·may·use·one·of·these·functions·(instead·of·the | 161 | named·"baidarka",·you·may·use·one·of·these·functions·(instead·of·the |
| 162 | megaco_simple_mg:start/0·above):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_text</span><span·class="p"·data-group-id=" | 162 | megaco_simple_mg:start/0·above):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_text</span><span·class="p"·data-group-id="2566535910-1">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2566535910-2">[</span><span·class="p"·data-group-id="2566535910-2">]</span><span·class="p"·data-group-id="256653[·...·truncated·by·diffoscope;·len:·4,·SHA:·562545a23ace671dcebd5a6bf950f8741a32785e1222690e42c903f6fef38947·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 163 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_binary</span><span·class="p"·data-group-id=" | 163 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_tcp_binary</span><span·class="p"·data-group-id="2566535910-3">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2566535910-4">[</span><span·class="p"·data-group-id="2566535910-4">]</span><span·class="p"·data-group-id="256653[·...·truncated·by·diffoscope;·len:·4,·SHA:·562545a23ace671dcebd5a6bf950f8741a32785e1222690e42c903f6fef38947·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 164 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_udp_text</span><span·class="p"·data-group-id=" | 164 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_udp_text</span><span·class="p"·data-group-id="2566535910-5">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2566535910-6">[</span><span·class="p"·data-group-id="2566535910-6">]</span><span·class="p"·data-group-id="256653[·...·truncated·by·diffoscope;·len:·4,·SHA:·562545a23ace671dcebd5a6bf950f8741a32785e1222690e42c903f6fef38947·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 165 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_udp_binary</span><span·class="p"·data-group-id=" | 165 | ······</span><span·class="nc">megaco_simple_mg</span><span·class="p">:</span><span·class="nf">start_udp_binary</span><span·class="p"·data-group-id="2566535910-7">(</span><span·class="s">"baidarka"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2566535910-8">[</span><span·class="p"·data-group-id="2566535910-8">]</span><span·class="p"·data-group-id="256653[·...·truncated·by·diffoscope;·len:·4,·SHA:·562545a23ace671dcebd5a6bf950f8741a32785e1222690e42c903f6fef38947·...·]-7">)</span><span·class="p">.</span></code></pre><p>The·-s·megaco_filter·option·to·erl·implies,·the·event·tracing·mechanism·to·be |
| 166 | enabled·and·an·interactive·sequence·chart·tool·to·be·started.·This·may·be·quite | 166 | enabled·and·an·interactive·sequence·chart·tool·to·be·started.·This·may·be·quite |
| 167 | useful·in·order·to·visualize·how·your·MG·interacts·with·the·Megaco/H.248 | 167 | useful·in·order·to·visualize·how·your·MG·interacts·with·the·Megaco/H.248 |
| 168 | protocol·stack.</p><p>The·event·traces·may·alternatively·be·directed·to·a·file·for·later·analyze.·By | 168 | protocol·stack.</p><p>The·event·traces·may·alternatively·be·directed·to·a·file·for·later·analyze.·By |
| 169 | default·the·event·tracing·is·disabled,·but·it·may·dynamically·be·enabled·without | 169 | default·the·event·tracing·is·disabled,·but·it·may·dynamically·be·enabled·without |
| 170 | any·need·for·re-compilation·of·the·code.</p> | 170 | any·need·for·re-compilation·of·the·code.</p> |
| 171 | </div> | 171 | </div> |
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| 214 | ······<p·class="built-using"> | 214 | ······<p·class="built-using"> |
| 215 | ········Built·using | 215 | ········Built·using |
| 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 216 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 217 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 218 | ······</p> | 218 | ······</p> |
| 219 | <p>Copyright·©·1996-202 | 219 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 220 | ····</footer> | 220 | ····</footer> |
| 221 | ··</div> | 221 | ··</div> |
| 222 | </main> | 222 | </main> |
| 223 | </div> | 223 | </div> |
| 224 | <script> | 224 | <script> |
| 225 | ··function·mermaidLoaded()·{ | 225 | ··function·mermaidLoaded()·{ |
| 226 | ····mermaid.initialize({ | 226 | ····mermaid.initialize({ |
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| 435 | ······<p·class="built-using"> | 435 | ······<p·class="built-using"> |
| 436 | ········Built·using | 436 | ········Built·using |
| 437 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 437 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 438 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 438 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 439 | ······</p> | 439 | ······</p> |
| 440 | <p>Copyright·©·1996-202 | 440 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 441 | ····</footer> | 441 | ····</footer> |
| 442 | ··</div> | 442 | ··</div> |
| 443 | </main> | 443 | </main> |
| 444 | </div> | 444 | </div> |
| 445 | <script> | 445 | <script> |
| 446 | ··function·mermaidLoaded()·{ | 446 | ··function·mermaidLoaded()·{ |
| 447 | ····mermaid.initialize({ | 447 | ····mermaid.initialize({ |
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| 210 | ······<p·class="built-using"> | 210 | ······<p·class="built-using"> |
| 211 | ········Built·using | 211 | ········Built·using |
| 212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 214 | ······</p> | 214 | ······</p> |
| 215 | <p>Copyright·©·1996-202 | 215 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 216 | ····</footer> | 216 | ····</footer> |
| 217 | ··</div> | 217 | ··</div> |
| 218 | </main> | 218 | </main> |
| 219 | </div> | 219 | </div> |
| 220 | <script> | 220 | <script> |
| 221 | ··function·mermaidLoaded()·{ | 221 | ··function·mermaidLoaded()·{ |
| 222 | ····mermaid.initialize({ | 222 | ····mermaid.initialize({ |
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| 202 | ······<p·class="built-using"> | 202 | ······<p·class="built-using"> |
| 203 | ········Built·using | 203 | ········Built·using |
| 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 204 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 205 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 206 | ······</p> | 206 | ······</p> |
| 207 | <p>Copyright·©·1996-202 | 207 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 208 | ····</footer> | 208 | ····</footer> |
| 209 | ··</div> | 209 | ··</div> |
| 210 | </main> | 210 | </main> |
| 211 | </div> | 211 | </div> |
| 212 | <script> | 212 | <script> |
| 213 | ··function·mermaidLoaded()·{ | 213 | ··function·mermaidLoaded()·{ |
| 214 | ····mermaid.initialize({ | 214 | ····mermaid.initialize({ |
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| 253 | ······<p·class="built-using"> | 253 | ······<p·class="built-using"> |
| 254 | ········Built·using | 254 | ········Built·using |
| 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 257 | ······</p> | 257 | ······</p> |
| 258 | <p>Copyright·©·1996-202 | 258 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 259 | ····</footer> | 259 | ····</footer> |
| 260 | ··</div> | 260 | ··</div> |
| 261 | </main> | 261 | </main> |
| 262 | </div> | 262 | </div> |
| 263 | <script> | 263 | <script> |
| 264 | ··function·mermaidLoaded()·{ | 264 | ··function·mermaidLoaded()·{ |
| 265 | ····mermaid.initialize({ | 265 | ····mermaid.initialize({ |
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| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
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| 1184 | ······<p·class="built-using"> | 1184 | ······<p·class="built-using"> |
| 1185 | ········Built·using | 1185 | ········Built·using |
| 1186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1186 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1187 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1188 | ······</p> | 1188 | ······</p> |
| 1189 | <p>Copyright·©·1996-202 | 1189 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1190 | ····</footer> | 1190 | ····</footer> |
| 1191 | ··</div> | 1191 | ··</div> |
| 1192 | </main> | 1192 | </main> |
| 1193 | </div> | 1193 | </div> |
| 1194 | <script> | 1194 | <script> |
| 1195 | ··function·mermaidLoaded()·{ | 1195 | ··function·mermaidLoaded()·{ |
| 1196 | ····mermaid.initialize({ | 1196 | ····mermaid.initialize({ |
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| 825 | ······<p·class="built-using"> | 825 | ······<p·class="built-using"> |
| 826 | ········Built·using | 826 | ········Built·using |
| 827 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 827 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 828 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 828 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 829 | ······</p> | 829 | ······</p> |
| 830 | <p>Copyright·©·1996-202 | 830 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 831 | ····</footer> | 831 | ····</footer> |
| 832 | ··</div> | 832 | ··</div> |
| 833 | </main> | 833 | </main> |
| 834 | </div> | 834 | </div> |
| 835 | <script> | 835 | <script> |
| 836 | ··function·mermaidLoaded()·{ | 836 | ··function·mermaidLoaded()·{ |
| 837 | ····mermaid.initialize({ | 837 | ····mermaid.initialize({ |
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| 324 | ······<p·class="built-using"> | 324 | ······<p·class="built-using"> |
| 325 | ········Built·using | 325 | ········Built·using |
| 326 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 326 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 327 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 327 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 328 | ······</p> | 328 | ······</p> |
| 329 | <p>Copyright·©·1996-202 | 329 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 330 | ····</footer> | 330 | ····</footer> |
| 331 | ··</div> | 331 | ··</div> |
| 332 | </main> | 332 | </main> |
| 333 | </div> | 333 | </div> |
| 334 | <script> | 334 | <script> |
| 335 | ··function·mermaidLoaded()·{ | 335 | ··function·mermaidLoaded()·{ |
| 336 | ····mermaid.initialize({ | 336 | ····mermaid.initialize({ |
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| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
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| 853 | ······<p·class="built-using"> | 853 | ······<p·class="built-using"> |
| 854 | ········Built·using | 854 | ········Built·using |
| 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 857 | ······</p> | 857 | ······</p> |
| 858 | <p>Copyright·©·1996-202 | 858 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 859 | ····</footer> | 859 | ····</footer> |
| 860 | ··</div> | 860 | ··</div> |
| 861 | </main> | 861 | </main> |
| 862 | </div> | 862 | </div> |
| 863 | <script> | 863 | <script> |
| 864 | ··function·mermaidLoaded()·{ | 864 | ··function·mermaidLoaded()·{ |
| 865 | ····mermaid.initialize({ | 865 | ····mermaid.initialize({ |
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| 127 | ··</h1> | 127 | ··</h1> |
| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Callback·module·for·users·of·the·Megaco·application</p><p>This·module·defines·the·callback·behaviour·of·Megaco·users.·A·megaco_user | 129 | <p>Callback·module·for·users·of·the·Megaco·application</p><p>This·module·defines·the·callback·behaviour·of·Megaco·users.·A·megaco_user |
| 130 | compliant·callback·module·must·export·the·following·functions:</p><ul><li><a·href="#c:handle_connect/3">handle_connect/2,3</a></li><li><a·href="#c:handle_disconnect/3">handle_disconnect/3</a></li><li><a·href="#c:handle_syntax_error/4">handle_syntax_error/3,4</a></li><li><a·href="#c:handle_message_error/4">handle_message_error/3,4</a></li><li><a·href="#c:handle_trans_request/4">handle_trans_request/3,4</a></li><li><a·href="#c:handle_trans_long_request/4">handle_trans_long_request/3,4</a></li><li><a·href="#c:handle_trans_reply/5">handle_trans_reply/4,5</a></li><li><a·href="#c:handle_trans_ack/5">handle_trans_ack/4,5</a></li><li><a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/3,4</a></li><li><a·href="#c:handle_trans_request_abort/5">handle_trans_request_abort/4,5</a></li><li><a·href="#c:handle_segment_reply/6">handle_segment_reply/5,6</a></li></ul><p>The·semantics·of·them·and·their·exact·signatures·are·explained·below.</p><p>The·<code·class="inline">user_args</code>·configuration·parameter·which·may·be·used·to·extend·the·argument | 130 | compliant·callback·module·must·export·the·following·functions:</p><ul><li><a·href="#c:handle_connect/3">handle_connect/2,3</a></li><li><a·href="#c:handle_disconnect/3">handle_disconnect/3</a></li><li><a·href="#c:handle_syntax_error/4">handle_syntax_error/3,4</a></li><li><a·href="#c:handle_message_error/4">handle_message_error/3,4</a></li><li><a·href="#c:handle_trans_request/4">handle_trans_request/3,4</a></li><li><a·href="#c:handle_trans_long_request/4">handle_trans_long_request/3,4</a></li><li><a·href="#c:handle_trans_reply/5">handle_trans_reply/4,5</a></li><li><a·href="#c:handle_trans_ack/5">handle_trans_ack/4,5</a></li><li><a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/3,4</a></li><li><a·href="#c:handle_trans_request_abort/5">handle_trans_request_abort/4,5</a></li><li><a·href="#c:handle_segment_reply/6">handle_segment_reply/5,6</a></li></ul><p>The·semantics·of·them·and·their·exact·signatures·are·explained·below.</p><p>The·<code·class="inline">user_args</code>·configuration·parameter·which·may·be·used·to·extend·the·argument |
| 131 | list·of·the·callback·functions.·For·example,·the·handle_connect·function·takes | 131 | list·of·the·callback·functions.·For·example,·the·handle_connect·function·takes |
| 132 | by·default·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id=" | 132 | by·default·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id="5127312262-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Version</span><span·class="p"·data-group-id="5127312262-1">)</span></code></pre><p>but·if·the·<code·class="inline">user_args</code>·parameter·is·set·to·a·longer·list,·such·as |
| 133 | <code·class="inline">[SomePid,SomeTableRef]</code>,·the·callback·function·is·expected·to·have·these·(in | 133 | <code·class="inline">[SomePid,SomeTableRef]</code>,·the·callback·function·is·expected·to·have·these·(in |
| 134 | this·case·two)·extra·arguments·last·in·the·argument·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id=" | 134 | this·case·two)·extra·arguments·last·in·the·argument·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">handle_connect</span><span·class="p"·data-group-id="8905273972-1">(</span><span·class="n">Handle</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Version</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SomePid</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·75,·SHA:·ecaa2d80094f39716040e8c8b2676c30db6554d2f524ddd381f5bd50d174427f·...·]-1">)</span></code></pre><p><a·href=""·id="extra_argument"></a></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Must·of·the·functions·below·has·an·optional·<code·class="inline">Extra</code>·argument·(e.g. |
| 135 | <a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/4</a>).·The·functions | 135 | <a·href="#c:handle_unexpected_trans/4">handle_unexpected_trans/4</a>).·The·functions |
| 136 | which·takes·this·argument·will·be·called·if·and·only·if·one·of·the·functions | 136 | which·takes·this·argument·will·be·called·if·and·only·if·one·of·the·functions |
| 137 | <a·href="megaco.html#receive_message/5"><code·class="inline">receive_message/5</code></a>·or | 137 | <a·href="megaco.html#receive_message/5"><code·class="inline">receive_message/5</code></a>·or |
| 138 | <a·href="megaco.html#process_received_message/5"><code·class="inline">process_received_message/5</code></a>·was·called | 138 | <a·href="megaco.html#process_received_message/5"><code·class="inline">process_received_message/5</code></a>·was·called |
| 139 | with·the·<code·class="inline">Extra</code>·argument·different·than·<code·class="inline">ignore_extra</code>.</p></section><h2·id="module-data-types"·class="section-heading"> | 139 | with·the·<code·class="inline">Extra</code>·argument·different·than·<code·class="inline">ignore_extra</code>.</p></section><h2·id="module-data-types"·class="section-heading"> |
| 140 | ··<a·href="#module-data-types"·class="hover-link"> | 140 | ··<a·href="#module-data-types"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">DATA·TYPES</span> | 143 | ··<span·class="text">DATA·TYPES</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">action_request</span><span·class="p"·data-group-id=" | 145 | <pre><code·class="makeup·erlang"·translate="no"><span·class="nf">action_request</span><span·class="p"·data-group-id="4664830311-1">(</span><span·class="p"·data-group-id="4664830311-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ActionRequest'</span><span·class="p"·data-group-id="4664830[·...·truncated·by·diffoscope;·len:·56,·SHA:·c2e244446c6ed0ea011e62346d7dce7c73513cb77c464e9b3c83e505c05d94bf·...·]-2">}</span><span·class="w"> |
| 146 | </span><span·class="nf">action_reply</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">action_reply</span><span·class="p"·data-group-id="4664830311-3">(</span><span·class="p"·data-group-id="4664830311-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ActionReply'</span><span·class="p"·data-group-id="466483031[·...·truncated·by·diffoscope;·len:·54,·SHA:·515e1438b2e5ca19fc91a2dae068cb21203d0bfe99a5dd4d9e5b88dc135bfc7c·...·]-4">}</span><span·class="w"> |
| 147 | </span><span·class="nf">error_desc</span><span·class="p"·data-group-id="5189413852-5">(</span><span·class="p"·data-group-id="5189413852-5">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ErrorDescriptor'</span><span·class="p"·data-group-id="5189413852-6">{</span><span·class="p"·data-group-id="5189413852-6">}</span><span·class="w"> | ||
| 148 | </span><span·class="nf"> | 147 | </span><span·class="nf">error_desc</span><span·class="p"·data-group-id="4664830311-5">(</span><span·class="p"·data-group-id="4664830311-5">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'ErrorDescriptor[·...·truncated·by·diffoscope;·len:·134,·SHA:·02f309396f026086e5c556c58075221952b4cce02e1cfc0f6bc993ace82a7c00·...·] |
| 148 | </span><span·class="nf">segment_no</span><span·class="p"·data-group-id="4664830311-7">(</span><span·class="p"·data-group-id="4664830311-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="4664830311-8">(</span><span·class="p"·data-group-id="4664830311-8">)</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">conn_handle</span><span·class="p"·data-group-id="7809420597-1">(</span><span·class="p"·data-group-id="7809420597-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">megaco_conn_handle</span><span·class="p"·data-group-id="7809420597-2">{</span><span·class="p"·data-group-id="7809420597-2">}</span></code></pre><p>The·record·initially·returned·by·<code·class="inline">megaco:connect/4,5</code>.·It·identifies·a·"virtual" | ||
| 149 | connection·and·may·be·reused·after·a·reconnect·(disconnect·+·connect).</p><pre><code·class="text">protocol_version()·=·integer()</code></pre><p>Is·the·actual·protocol·version.·In·most·cases·the·protocol·version·is·retrieved | 149 | connection·and·may·be·reused·after·a·reconnect·(disconnect·+·connect).</p><pre><code·class="text">protocol_version()·=·integer()</code></pre><p>Is·the·actual·protocol·version.·In·most·cases·the·protocol·version·is·retrieved |
| 150 | from·the·processed·message,·but·there·are·exceptions:</p><ul><li>When·<code·class="inline">handle_connect/2,3</code>·is·triggered·by·an·explicit·call·to | 150 | from·the·processed·message,·but·there·are·exceptions:</p><ul><li>When·<code·class="inline">handle_connect/2,3</code>·is·triggered·by·an·explicit·call·to |
| 151 | <code·class="inline">megaco:connect/4,5</code>.</li><li><a·href="#c:handle_disconnect/3"><code·class="inline">handle_disconnect/3</code></a></li><li><a·href="#c:handle_syntax_error/3"><code·class="inline">handle_syntax_error/3</code></a></li></ul><p>In·these·cases,·the·ProtocolVersion·default·version·is·obtained·from·the·static | 151 | <code·class="inline">megaco:connect/4,5</code>.</li><li><a·href="#c:handle_disconnect/3"><code·class="inline">handle_disconnect/3</code></a></li><li><a·href="#c:handle_syntax_error/3"><code·class="inline">handle_syntax_error/3</code></a></li></ul><p>In·these·cases,·the·ProtocolVersion·default·version·is·obtained·from·the·static |
| 152 | connection·configuration:</p><ul><li><code·class="inline">megaco:conn_info(ConnHandle,·protocol_version)</code>.</li></ul> | 152 | connection·configuration:</p><ul><li><code·class="inline">megaco:conn_info(ConnHandle,·protocol_version)</code>.</li></ul> |
| 153 | ····</section> | 153 | ····</section> |
| 154 | </div> | 154 | </div> |
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| 1503 | ······<p·class="built-using"> | 1503 | ······<p·class="built-using"> |
| 1504 | ········Built·using | 1504 | ········Built·using |
| 1505 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1505 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1506 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1506 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1507 | ······</p> | 1507 | ······</p> |
| 1508 | <p>Copyright·©·1996-202 | 1508 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1509 | ····</footer> | 1509 | ····</footer> |
| 1510 | ··</div> | 1510 | ··</div> |
| 1511 | </main> | 1511 | </main> |
| 1512 | </div> | 1512 | </div> |
| 1513 | <script> | 1513 | <script> |
| 1514 | ··function·mermaidLoaded()·{ | 1514 | ··function·mermaidLoaded()·{ |
| 1515 | ····mermaid.initialize({ | 1515 | ····mermaid.initialize({ |
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| 992 | ······<p·class="built-using"> | 992 | ······<p·class="built-using"> |
| 993 | ········Built·using | 993 | ········Built·using |
| 994 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 994 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 995 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 995 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 996 | ······</p> | 996 | ······</p> |
| 997 | <p>Copyright·©·1996-202 | 997 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 998 | ····</footer> | 998 | ····</footer> |
| 999 | ··</div> | 999 | ··</div> |
| 1000 | </main> | 1000 | </main> |
| 1001 | </div> | 1001 | </div> |
| 1002 | <script> | 1002 | <script> |
| 1003 | ··function·mermaidLoaded()·{ | 1003 | ··function·mermaidLoaded()·{ |
| 1004 | ····mermaid.initialize({ | 1004 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 199 | ······<p·class="built-using"> | 199 | ······<p·class="built-using"> |
| 200 | ········Built·using | 200 | ········Built·using |
| 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 201 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 202 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 203 | ······</p> | 203 | ······</p> |
| 204 | <p>Copyright·©·1996-202 | 204 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 205 | ····</footer> | 205 | ····</footer> |
| 206 | ··</div> | 206 | ··</div> |
| 207 | </main> | 207 | </main> |
| 208 | </div> | 208 | </div> |
| 209 | <script> | 209 | <script> |
| 210 | ··function·mermaidLoaded()·{ | 210 | ··function·mermaidLoaded()·{ |
| 211 | ····mermaid.initialize({ | 211 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:16,·uncompressed·size·20,·method=store |
| Offset 162, 19 lines modified | Offset 162, 19 lines modified | ||
| 162 | <code·class="inline">true</code>,·a·majority·of·the·table·replicas·must·be·available·for·an·update·to | 162 | <code·class="inline">true</code>,·a·majority·of·the·table·replicas·must·be·available·for·an·update·to |
| 163 | succeed.·Majority·checking·can·be·enabled·on·tables·with·mission-critical | 163 | succeed.·Majority·checking·can·be·enabled·on·tables·with·mission-critical |
| 164 | data,·where·it·is·vital·to·avoid·inconsistencies·because·of·network·splits.</p></li><li><p><code·class="inline">snmp</code>.·Each·(set-based)·Mnesia·table·can·be·automatically·turned·into·a | 164 | data,·where·it·is·vital·to·avoid·inconsistencies·because·of·network·splits.</p></li><li><p><code·class="inline">snmp</code>.·Each·(set-based)·Mnesia·table·can·be·automatically·turned·into·a |
| 165 | Simple·Network·Management·Protocol·(SNMP)·ordered·table·as·well.·This·property | 165 | Simple·Network·Management·Protocol·(SNMP)·ordered·table·as·well.·This·property |
| 166 | specifies·the·types·of·the·SNMP·keys.</p></li><li><p><code·class="inline">attributes</code>.·The·names·of·the·attributes·for·the·records·that·are·inserted·in | 166 | specifies·the·types·of·the·SNMP·keys.</p></li><li><p><code·class="inline">attributes</code>.·The·names·of·the·attributes·for·the·records·that·are·inserted·in |
| 167 | the·table.</p></li></ul><p>For·information·about·the·complete·set·of·table·properties·and·their·details, | 167 | the·table.</p></li></ul><p>For·information·about·the·complete·set·of·table·properties·and·their·details, |
| 168 | see·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.</p><p>This·Reference·Manual·uses·a·table·of·persons·to·illustrate·various·examples. | 168 | see·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.</p><p>This·Reference·Manual·uses·a·table·of·persons·to·illustrate·various·examples. |
| 169 | The·following·record·definition·is·assumed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="24 | 169 | The·following·record·definition·is·assumed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="2964875950-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2964875950-2">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 170 | ·················</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 170 | ·················</span><span·class="ss">age</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 171 | ·················</span><span·class="ss">address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w"> | 171 | ·················</span><span·class="ss">address</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w"> |
| 172 | ·················</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 172 | ·················</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 173 | ·················</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="24 | 173 | ·················</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2964875950-3">[</span><span·class="p"·data-group-id="2964875950-3">]</span><span·class="p"·data-group-id="2964875950-2">}</span><span·class="p"·data-group-id="2964875950-1">)</span><span·class="p">,</span></code></pre><p>The·first·record·attribute·is·the·primary·key,·or·key·for·short.</p><p>The·function·descriptions·are·sorted·in·alphabetical·order.·It·is·recommended·to |
| 174 | start·to·read·about·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·<a·href="#lock/2"><code·class="inline">mnesia:lock/2</code></a>,·and | 174 | start·to·read·about·<a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·<a·href="#lock/2"><code·class="inline">mnesia:lock/2</code></a>,·and |
| 175 | ·<a·href="#activity/4"><code·class="inline">mnesia:activity/4</code></a>·before·you·continue·and·learn·about·the·rest.</p><p>Writing·or·deleting·in·transaction-context·creates·a·local·copy·of·each·modified | 175 | ·<a·href="#activity/4"><code·class="inline">mnesia:activity/4</code></a>·before·you·continue·and·learn·about·the·rest.</p><p>Writing·or·deleting·in·transaction-context·creates·a·local·copy·of·each·modified |
| 176 | record·during·the·transaction.·During·iteration,·that·is,·<a·href="#foldl/4"><code·class="inline">mnesia:foldl/4</code></a>, | 176 | record·during·the·transaction.·During·iteration,·that·is,·<a·href="#foldl/4"><code·class="inline">mnesia:foldl/4</code></a>, |
| 177 | <a·href="#foldr/4"><code·class="inline">mnesia:foldr/4</code></a>,·<a·href="#next/2"><code·class="inline">mnesia:next/2</code></a>,·<a·href="#prev/2"><code·class="inline">mnesia:prev/2</code></a>,·and·<a·href="#snmp_get_next_index/2"><code·class="inline">mnesia:snmp_get_next_index/2</code></a>,·Mnesia | 177 | <a·href="#foldr/4"><code·class="inline">mnesia:foldr/4</code></a>,·<a·href="#next/2"><code·class="inline">mnesia:next/2</code></a>,·<a·href="#prev/2"><code·class="inline">mnesia:prev/2</code></a>,·and·<a·href="#snmp_get_next_index/2"><code·class="inline">mnesia:snmp_get_next_index/2</code></a>,·Mnesia |
| 178 | compensates·for·every·written·or·deleted·record,·which·can·reduce·the | 178 | compensates·for·every·written·or·deleted·record,·which·can·reduce·the |
| 179 | performance.</p><p>If·possible,·avoid·writing·or·deleting·records·in·the·same·transaction·before | 179 | performance.</p><p>If·possible,·avoid·writing·or·deleting·records·in·the·same·transaction·before |
| 180 | iterating·over·the·table.</p><h2·id="module-configuration-parameters"·class="section-heading"> | 180 | iterating·over·the·table.</p><h2·id="module-configuration-parameters"·class="section-heading"> |
| Offset 2793, 15 lines modified | Offset 2793, 15 lines modified | ||
| 2793 | ······<div·class="specs"> | 2793 | ······<div·class="specs"> |
| 2794 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·change_table_copy_type(Tab·::·<a·href="#t:table/0">table</a>(),·Node·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:node/0">node</a>(),·To·::·<a·href="#t:storage_type/0">storage_type</a>())·->·<a·href="#t:t_result/1">t_result</a>(ok).</pre> | 2794 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·change_table_copy_type(Tab·::·<a·href="#t:table/0">table</a>(),·Node·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:node/0">node</a>(),·To·::·<a·href="#t:storage_type/0">storage_type</a>())·->·<a·href="#t:t_result/1">t_result</a>(ok).</pre> |
| 2795 | ······</div> | 2795 | ······</div> |
| 2796 | <p>Change·the·storage·type·of·a·table.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_copy_type</span><span·class="p"·data-group-id=" | 2796 | <p>Change·the·storage·type·of·a·table.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_copy_type</span><span·class="p"·data-group-id="5757864492-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="5757864492-2">(</span><span·class="p"·data-group-id="5757864492-2">)</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·101,·SHA:·7bca19e504e2356b3d2019795592f205cce88044ee38f1e9a41b676ca437f466·...·]2-1">)</span></code></pre><p>Transforms·the·<code·class="inline">person</code>·table·from·a·RAM·table·into·a·disc-based·table·at |
| 2797 | <code·class="inline">Node</code>.</p><p>This·function·can·also·be·used·to·change·the·storage·type·of·the·table·named | 2797 | <code·class="inline">Node</code>.</p><p>This·function·can·also·be·used·to·change·the·storage·type·of·the·table·named |
| 2798 | <code·class="inline">schema</code>.·The·schema·table·can·only·have·<code·class="inline">ram_copies</code>·or·<code·class="inline">disc_copies</code>·as·the | 2798 | <code·class="inline">schema</code>.·The·schema·table·can·only·have·<code·class="inline">ram_copies</code>·or·<code·class="inline">disc_copies</code>·as·the |
| 2799 | storage·type.·If·the·storage·type·of·the·schema·is·<code·class="inline">ram_copies</code>,·no·other·table | 2799 | storage·type.·If·the·storage·type·of·the·schema·is·<code·class="inline">ram_copies</code>,·no·other·table |
| 2800 | can·be·disc-resident·on·that·node.</p> | 2800 | can·be·disc-resident·on·that·node.</p> |
| 2801 | ··</section> | 2801 | ··</section> |
| 2802 | </section> | 2802 | </section> |
| 2803 | <section·class="detail"·id="change_table_frag/2"> | 2803 | <section·class="detail"·id="change_table_frag/2"> |
| Offset 3032, 30 lines modified | Offset 3032, 30 lines modified | ||
| 3032 | Therefore·applications·that·use·SNMP·to·manipulate·and·control·the·system·can | 3032 | Therefore·applications·that·use·SNMP·to·manipulate·and·control·the·system·can |
| 3033 | be·designed·easily,·since·Mnesia·provides·a·direct·mapping·between·the·logical | 3033 | be·designed·easily,·since·Mnesia·provides·a·direct·mapping·between·the·logical |
| 3034 | tables·that·make·up·an·SNMP·control·application·and·the·physical·data·that | 3034 | tables·that·make·up·an·SNMP·control·application·and·the·physical·data·that |
| 3035 | makes·up·a·Mnesia·table.</p></li><li><p><code·class="inline">{storage_properties,·[{Backend,·Properties}]</code>·forwards·more·properties·to·the | 3035 | makes·up·a·Mnesia·table.</p></li><li><p><code·class="inline">{storage_properties,·[{Backend,·Properties}]</code>·forwards·more·properties·to·the |
| 3036 | back·end·storage.·<code·class="inline">Backend</code>·can·currently·be·<code·class="inline">ets</code>·or·<code·class="inline">dets</code>.·<code·class="inline">Properties</code>·is | 3036 | back·end·storage.·<code·class="inline">Backend</code>·can·currently·be·<code·class="inline">ets</code>·or·<code·class="inline">dets</code>.·<code·class="inline">Properties</code>·is |
| 3037 | a·list·of·options·sent·to·the·back·end·storage·during·table·creation. | 3037 | a·list·of·options·sent·to·the·back·end·storage·during·table·creation. |
| 3038 | <code·class="inline">Properties</code>·cannot·contain·properties·already·used·by·Mnesia,·such·as·<code·class="inline">type</code> | 3038 | <code·class="inline">Properties</code>·cannot·contain·properties·already·used·by·Mnesia,·such·as·<code·class="inline">type</code> |
| 3039 | or·<code·class="inline">named_table</code>.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 3039 | or·<code·class="inline">named_table</code>.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6673262526-1">(</span><span·class="ss">table</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6673262526-2">[</span><span·class="p"·data-group-id="6673262526-3">{</span><span·class="ss">ram_copies</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·689,·SHA:·654759caf181af1ba17642559f2873a65e5a8df26c885026c64c9cbf64f63ef7·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 3040 | ·······</span><span·class="p"·data-group-id=" | 3040 | ·······</span><span·class="p"·data-group-id="6673262526-8">{</span><span·class="ss">storage_properties</span><span·class="p">,</span><span·class="w"> |
| 3041 | ········</span><span·class="p"·data-group-id=" | 3041 | ········</span><span·class="p"·data-group-id="6673262526-9">[</span><span·class="p"·data-group-id="6673262526-10">{</span><span·class="ss">ets</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6673262526-11">[</span><span·class="ss">compressed</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·872,·SHA:·615dd44c301a563b5da89c80da076b85c09e7e612af2331d255e544fffbe9caa·...·]-1">)</span></code></pre></li><li><p><code·class="inline">{type,·Type}</code>,·where·<code·class="inline">Type</code>·must·be·either·of·the·atoms·<code·class="inline">set</code>,·<code·class="inline">ordered_set</code>, |
| 3042 | or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.·In·a·<code·class="inline">set</code>,·all·records·have·unique·keys.·In·a | 3042 | or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.·In·a·<code·class="inline">set</code>,·all·records·have·unique·keys.·In·a |
| 3043 | <code·class="inline">bag</code>,·several·records·can·have·the·same·key,·but·the·record·content·is | 3043 | <code·class="inline">bag</code>,·several·records·can·have·the·same·key,·but·the·record·content·is |
| 3044 | unique.·If·a·non-unique·record·is·stored,·the·old·conflicting·records·are | 3044 | unique.·If·a·non-unique·record·is·stored,·the·old·conflicting·records·are |
| 3045 | overwritten.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code>.</p></li><li><p><code·class="inline">{local_content,·Bool}</code>,·where·<code·class="inline">Bool</code>·is·<code·class="inline">true</code>·or·<code·class="inline">false</code>.·Default·is | 3045 | overwritten.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code>.</p></li><li><p><code·class="inline">{local_content,·Bool}</code>,·where·<code·class="inline">Bool</code>·is·<code·class="inline">true</code>·or·<code·class="inline">false</code>.·Default·is |
| 3046 | <code·class="inline">false</code>.</p></li></ul><p>For·example,·the·following·call·creates·the·<code·class="inline">person</code>·table·(defined·earlier)·and | 3046 | <code·class="inline">false</code>.</p></li></ul><p>For·example,·the·following·call·creates·the·<code·class="inline">person</code>·table·(defined·earlier)·and |
| 3047 | replicates·it·on·two·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 3047 | replicates·it·on·two·nodes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="1341028666-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w"> |
| 3048 | ····</span><span·class="p"·data-group-id="0575455510-2">[</span><span·class="p"·data-group-id="0575455510-3">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0575455510-4">[</span><span·class="n">N1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N2</span><span·class="p"·data-group-id="0575455510-4">]</span><span·class="p"·data-group-id="0575455510-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 3049 | ···· | 3048 | ····</span><span·class="p"·data-group-id="1341028666-2">[</span><span·class="p"·data-group-id="1341028666-3">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1341028666-4">[</span><span·cl[·...·truncated·by·diffoscope;·len:·236,·SHA:·ef07f93e28c1d7fec0ea4ba90cf969571a3694c9bb98bbb32ee59492839dd380·...·] |
| 3049 | ·····</span><span·class="p"·data-group-id="1341028666-5">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="1341028666-6">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">person</span><span·class="p"·data-group-id="1341028666-6">)</span><span·class="p"·data-group-id="1341028666-5">}</span><span·class="p"·data-group-id="1341028666-2">]</span><span·class="p"·data-group-id="1341028666-1">)</span><span·class="p">.</span></code></pre><p>If·it·is·required·that·Mnesia·must·build·and·maintain·an·extra·index·table·on | ||
| 3050 | attribute·<code·class="inline">address</code>·of·all·the·<code·class="inline">person</code>·records·that·are·inserted·in·the·table, | 3050 | attribute·<code·class="inline">address</code>·of·all·the·<code·class="inline">person</code>·records·that·are·inserted·in·the·table, |
| 3051 | the·following·code·would·be·issued:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 3051 | the·following·code·would·be·issued:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="1175824232-1">(</span><span·class="ss">person</span><span·class="p">,</span><span·class="w"> |
| 3052 | ····</span><span·class="p"·data-group-id=" | 3052 | ····</span><span·class="p"·data-group-id="1175824232-2">[</span><span·class="p"·data-group-id="1175824232-3">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1175824232-4">[</span><span·class="n">N1</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·e8d0d628c8857e803287bdb68b42e5bb01901ad0d1a8cb703c496b62eabb7642·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 3053 | ·····</span><span·class="p"·data-group-id=" | 3053 | ·····</span><span·class="p"·data-group-id="1175824232-5">{</span><span·class="ss">index</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1175824232-6">[</span><span·class="ss">address</span><span·class="p"·data-group-id="1175824232-6">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·1d00bf421e265298344c98aad8874d2008ddcedb020efbf46907563053cc6da8·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 3054 | ·····</span><span·class="p"·data-group-id=" | 3054 | ·····</span><span·class="p"·data-group-id="1175824232-7">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="1175824232-8">(</span><span·class="ss">fields</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·244,·SHA:·e21afd2c21a46829c808dc90b6c2317b9fa121d82179a58cd47667d9146160a9·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·specification·of·<code·class="inline">index</code>·and·<code·class="inline">attributes</code>·can·be·hard-coded·as |
| 3055 | <code·class="inline">{index,·[2]}</code>·and·<code·class="inline">{attributes,·[name,·age,·address,·salary,·children]}</code>, | 3055 | <code·class="inline">{index,·[2]}</code>·and·<code·class="inline">{attributes,·[name,·age,·address,·salary,·children]}</code>, |
| 3056 | respectively.</p><p><a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>·writes·records·into·the·table·<code·class="inline">schema</code>.·This·function, | 3056 | respectively.</p><p><a·href="#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>·writes·records·into·the·table·<code·class="inline">schema</code>.·This·function, |
| 3057 | and·all·other·schema·manipulation·functions,·are·implemented·with·the·normal | 3057 | and·all·other·schema·manipulation·functions,·are·implemented·with·the·normal |
| 3058 | transaction·management·system.·This·guarantees·that·schema·updates·are·performed | 3058 | transaction·management·system.·This·guarantees·that·schema·updates·are·performed |
| 3059 | on·all·nodes·in·an·atomic·manner.</p> | 3059 | on·all·nodes·in·an·atomic·manner.</p> |
| 3060 | ··</section> | 3060 | ··</section> |
| 3061 | </section> | 3061 | </section> |
| Offset 5155, 18 lines modified | Offset 5155, 18 lines modified | ||
| 5155 | ······</div> | 5155 | ······</div> |
| 5156 | <p>Select·the·objects·in·<code·class="inline">Tab</code>·against·<code·class="inline">MatchSpec</code>.</p><p>Matches·the·objects·in·table·<code·class="inline">Tab</code>·using·a·<code·class="inline">match_spec</code>·as·described·in·the | 5156 | <p>Select·the·objects·in·<code·class="inline">Tab</code>·against·<code·class="inline">MatchSpec</code>.</p><p>Matches·the·objects·in·table·<code·class="inline">Tab</code>·using·a·<code·class="inline">match_spec</code>·as·described·in·the |
| 5157 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/ets.html#select/3"><code·class="inline">ets:select/3</code></a>.·Optionally·a·lock·<code·class="inline">read</code>·or·<code·class="inline">write</code>·can·be·given·as·the·third | 5157 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/ets.html#select/3"><code·class="inline">ets:select/3</code></a>.·Optionally·a·lock·<code·class="inline">read</code>·or·<code·class="inline">write</code>·can·be·given·as·the·third |
| 5158 | argument.·Default·is·<code·class="inline">read</code>.·The·return·value·depends·on·<code·class="inline">MatchSpec</code>.</p><p>Notice·that·for·best·performance,·<code·class="inline">select</code>·is·to·be·used·before·any·modifying | 5158 | argument.·Default·is·<code·class="inline">read</code>.·The·return·value·depends·on·<code·class="inline">MatchSpec</code>.</p><p>Notice·that·for·best·performance,·<code·class="inline">select</code>·is·to·be·used·before·any·modifying |
| 5159 | operations·are·done·on·that·table·in·the·same·transaction.·That·is,·do·not·use | 5159 | operations·are·done·on·that·table·in·the·same·transaction.·That·is,·do·not·use |
| 5160 | <code·class="inline">write</code>·or·<code·class="inline">delete</code>·before·a·<code·class="inline">select</code>.</p><p>In·its·simplest·forms,·the·<code·class="inline">match_spec</code>·look·as·follows:</p><ul><li><code·class="inline">MatchSpec·=·[MatchFunction]</code></li><li><code·class="inline">MatchFunction·=·{MatchHead,·[Guard],·[Result]}</code></li><li><p><code·class="inline">MatchHead·=·tuple()·|·record()</code></p></li><li><code·class="inline">Guard·=·{"Guardtest·name",·...}</code></li><li><code·class="inline">Result·=·"Term·construct"</code></li></ul><p>For·a·complete·description·of·<code·class="inline">select</code>,·see·the·<a·href="../../../../erts-15.2.3/doc/html/index.html">ERTS</a> | 5160 | <code·class="inline">write</code>·or·<code·class="inline">delete</code>·before·a·<code·class="inline">select</code>.</p><p>In·its·simplest·forms,·the·<code·class="inline">match_spec</code>·look·as·follows:</p><ul><li><code·class="inline">MatchSpec·=·[MatchFunction]</code></li><li><code·class="inline">MatchFunction·=·{MatchHead,·[Guard],·[Result]}</code></li><li><p><code·class="inline">MatchHead·=·tuple()·|·record()</code></p></li><li><code·class="inline">Guard·=·{"Guardtest·name",·...}</code></li><li><code·class="inline">Result·=·"Term·construct"</code></li></ul><p>For·a·complete·description·of·<code·class="inline">select</code>,·see·the·<a·href="../../../../erts-15.2.3/doc/html/index.html">ERTS</a> |
| 5161 | User's·Guide·and·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/ets.html"><code·class="inline">ets</code></a>·manual·page·in·STDLIB.</p><p>For·example,·to·find·the·names·of·all·male·persons·older·than·30·in·table·<code·class="inline">Tab</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchHead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id=" | 5161 | User's·Guide·and·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/ets.html"><code·class="inline">ets</code></a>·manual·page·in·STDLIB.</p><p>For·example,·to·find·the·names·of·all·male·persons·older·than·30·in·table·<code·class="inline">Tab</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">MatchHead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="8789425939-1">{</span><span·class="ss">name</span><span·class="o">=</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sex</span><span·class="o">=</span><span·class="ss">male</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·288,·SHA:·909daa4371b0f58733a2425949f24bfb406d24cfc24edb89a273741fce3c2d6f·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 5162 | </span><span·class="n">Guard</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 5162 | </span><span·class="n">Guard</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8789425939-2">{</span><span·class="ss">'>'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">30</span><span·class="p"·data-group-id="8789425[·...·truncated·by·diffoscope;·len:·3,·SHA:·aaf57ee8c549ef3df8a07abf3a0df0f028e402399ad27aaec710c17aa78d408f·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 5163 | </span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> | 5163 | </span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w"> |
| 5164 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 5164 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="8789425939-3">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="p"·data-group-id="8789425939-4">[</span><span·class="p"·data-group-id="8789425939-5">{</span><span·class="n">MatchHead</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·466,·SHA:·1557d695f5fa4685e138525f8d6f2284d3aafefb464c067d3de0f482da82067b·...·]-3">)</span><span·class="p">,</span></code></pre> |
| 5165 | ··</section> | 5165 | ··</section> |
| 5166 | </section> | 5166 | </section> |
| 5167 | <section·class="detail"·id="select/4"> | 5167 | <section·class="detail"·id="select/4"> |
| 5168 | ··<div·class="detail-header"> | 5168 | ··<div·class="detail-header"> |
| 5169 | ····<a·href="#select/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5169 | ····<a·href="#select/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5170 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5170 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5435, 17 lines modified | Offset 5435, 17 lines modified | ||
| 5435 | information·needed·is·information·about·the·key·types·in·the·table.·Multiple | 5435 | information·needed·is·information·about·the·key·types·in·the·table.·Multiple |
| 5436 | keys·cannot·be·handled·in·Mnesia,·but·many·SNMP·tables·have·multiple·keys. | 5436 | keys·cannot·be·handled·in·Mnesia,·but·many·SNMP·tables·have·multiple·keys. |
| 5437 | Therefore,·the·following·convention·is·used:·if·a·table·has·multiple·keys,·these | 5437 | Therefore,·the·following·convention·is·used:·if·a·table·has·multiple·keys,·these |
| 5438 | must·always·be·stored·as·a·tuple·of·the·keys.·Information·about·the·key·types·is | 5438 | must·always·be·stored·as·a·tuple·of·the·keys.·Information·about·the·key·types·is |
| 5439 | specified·as·a·tuple·of·atoms·describing·the·types.·The·only·significant·type·is | 5439 | specified·as·a·tuple·of·atoms·describing·the·types.·The·only·significant·type·is |
| 5440 | <code·class="inline">fix_string</code>.·This·means·that·a·string·has·a·fixed·size.</p><p>For·example,·the·following·causes·table·<code·class="inline">person</code>·to·be·ordered·as·an·SNMP·table:</p><pre><code·class="text">mnesia:snmp_open_table(person,·[{key,·string}])</code></pre><p>Consider·the·following·schema·for·a·table·of·company·employees.·Each·employee·is | 5440 | <code·class="inline">fix_string</code>.·This·means·that·a·string·has·a·fixed·size.</p><p>For·example,·the·following·causes·table·<code·class="inline">person</code>·to·be·ordered·as·an·SNMP·table:</p><pre><code·class="text">mnesia:snmp_open_table(person,·[{key,·string}])</code></pre><p>Consider·the·following·schema·for·a·table·of·company·employees.·Each·employee·is |
| 5441 | identified·by·department·number·and·name.·The·other·table·column·stores·the | 5441 | identified·by·department·number·and·name.·The·other·table·column·stores·the |
| 5442 | telephone·number:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 5442 | telephone·number:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6319299724-1">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w"> |
| 5443 | ····</span><span·class="p"·data-group-id="1169645059-2">[</span><span·class="p"·data-group-id="1169645059-3">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1169645059-4">[</span><span·class="p"·data-group-id="1169645059-5">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1169645059-6">{</span><span·class="ss">integer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">string</span><span·class="p"·data-group-id="1169645059-6">}</span><span·class="p"·data-group-id="1169645059-5">}</span><span·class="p"·data-group-id="1169645059-4">]</span><span·class="p"·data-group-id="1169645059-3">}</span><span·class="p">,</span><span·class="w"> | ||
| 5444 | ···· | 5443 | ····</span><span·class="p"·data-group-id="6319299724-2">[</span><span·class="p"·data-group-id="6319299724-3">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6319299724-4">[</span><span·class="p[·...·truncated·by·diffoscope;·len:·528,·SHA:·df26c726f1e151b38526a5eb6fb27e123fefbc9011d521ba113ed5eb28ed8838·...·] |
| 5444 | ·····</span><span·class="p"·data-group-id="6319299724-7">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="6319299724-8">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">employees</span><span·class="p"·data-group-id="6319299724-8">)</span><span·class="p"·data-group-id="6319299724-7">}</span><span·class="p"·data-group-id="6319299724-2">]</span><span·class="p"·data-group-id="6319299724-1">)</span><span·class="p">,</span></code></pre><p>The·corresponding·SNMP·table·would·have·three·columns:·<code·class="inline">department</code>,·<code·class="inline">name</code>,·and | ||
| 5445 | <code·class="inline">telno</code>.</p><p>An·option·is·to·have·table·columns·that·are·not·visible·through·the·SNMP | 5445 | <code·class="inline">telno</code>.</p><p>An·option·is·to·have·table·columns·that·are·not·visible·through·the·SNMP |
| 5446 | protocol.·These·columns·must·be·the·last·columns·of·the·table.·In·the·previous | 5446 | protocol.·These·columns·must·be·the·last·columns·of·the·table.·In·the·previous |
| 5447 | example,·the·SNMP·table·could·have·columns·<code·class="inline">department</code>·and·<code·class="inline">name</code>·only.·The | 5447 | example,·the·SNMP·table·could·have·columns·<code·class="inline">department</code>·and·<code·class="inline">name</code>·only.·The |
| 5448 | application·could·then·use·column·<code·class="inline">telno</code>·internally,·but·it·would·not·be | 5448 | application·could·then·use·column·<code·class="inline">telno</code>·internally,·but·it·would·not·be |
| 5449 | visible·to·the·SNMP·managers.</p><p>In·a·table·monitored·by·SNMP,·all·elements·must·be·integers,·strings,·or·lists | 5449 | visible·to·the·SNMP·managers.</p><p>In·a·table·monitored·by·SNMP,·all·elements·must·be·integers,·strings,·or·lists |
| 5450 | of·integers.</p><p>When·a·table·is·SNMP·ordered,·modifications·are·more·expensive·than·usual, | 5450 | of·integers.</p><p>When·a·table·is·SNMP·ordered,·modifications·are·more·expensive·than·usual, |
| 5451 | O(logN).·Also,·more·memory·is·used.</p><p>Notice·that·only·the·lexicographical·SNMP·ordering·is·implemented·in·Mnesia,·not | 5451 | O(logN).·Also,·more·memory·is·used.</p><p>Notice·that·only·the·lexicographical·SNMP·ordering·is·implemented·in·Mnesia,·not |
| Offset 6008, 43 lines modified | Offset 6008, 43 lines modified | ||
| 6008 | <p>Execute·<code·class="inline">Fun</code>·with·arguments·<code·class="inline">Args</code>·as·a·transaction.</p><p>The·code·that·executes·inside·the·transaction·can·consist·of·a·series·of·table | 6008 | <p>Execute·<code·class="inline">Fun</code>·with·arguments·<code·class="inline">Args</code>·as·a·transaction.</p><p>The·code·that·executes·inside·the·transaction·can·consist·of·a·series·of·table |
| 6009 | manipulation·functions.·If·something·goes·wrong·inside·the·transaction·as·a | 6009 | manipulation·functions.·If·something·goes·wrong·inside·the·transaction·as·a |
| 6010 | result·of·a·user·error·or·a·certain·table·not·being·available,·the·entire | 6010 | result·of·a·user·error·or·a·certain·table·not·being·available,·the·entire |
| 6011 | transaction·is·terminated·and·the·function·<a·href="#transaction/1"><code·class="inline">transaction/1</code></a> | 6011 | transaction·is·terminated·and·the·function·<a·href="#transaction/1"><code·class="inline">transaction/1</code></a> |
| 6012 | returns·the·tuple·<code·class="inline">{aborted,·Reason}</code>.</p><p>If·all·is·going·well,·<code·class="inline">{atomic,·ResultOfFun}</code>·is·returned,·where·<code·class="inline">ResultOfFun</code> | 6012 | returns·the·tuple·<code·class="inline">{aborted,·Reason}</code>.</p><p>If·all·is·going·well,·<code·class="inline">{atomic,·ResultOfFun}</code>·is·returned,·where·<code·class="inline">ResultOfFun</code> |
| 6013 | is·the·value·of·the·last·expression·in·<code·class="inline">Fun</code>.</p><p>A·function·that·adds·a·family·to·the·database·can·be·written·as·follows·if·there | 6013 | is·the·value·of·the·last·expression·in·<code·class="inline">Fun</code>.</p><p>A·function·that·adds·a·family·to·the·database·can·be·written·as·follows·if·there |
| 6014 | is·a·structure·<code·class="inline">{family,·Father,·Mother,·ChildrenList}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">add_family</span><span·class="p"·data-group-id=" | 6014 | is·a·structure·<code·class="inline">{family,·Father,·Mother,·ChildrenList}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">add_family</span><span·class="p"·data-group-id="1531902639-1">(</span><span·class="p"·data-group-id="1531902639-2">{</span><span·class="ss">family</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·c[·...·truncated·by·diffoscope;·len:·166,·SHA:·93324d285fd497088a5184b59e8ed7ad757939df8cb7a856305118a055859a87·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6015 | ····</span><span·class="n">ChildOids</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 6015 | ····</span><span·class="n">ChildOids</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="1531902639-3">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">oid</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Children</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·745ed9892564368b85722fc1c6f56512d8962f58e721e9f114117a2a8679b99b·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 6016 | ····</span><span·class="n">Trans</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 6016 | ····</span><span·class="n">Trans</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1531902639-4">(</span><span·class="p"·data-group-id="1531902639-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6017 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 6017 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1531902639-5">(</span><span·class="n">F</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1531902639-6">{</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·127,·SHA:·c398523cd937ed5cfa663c0b21b89b9c6148d129e362ef799b7eec87bfa765e8·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 6018 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 6018 | ········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1531902639-7">(</span><span·class="n">M</span><span·class="o">#</span><span·class="ss">person</span><span·class="p"·data-group-id="1531902639-8">{</span><span·class="ss">children</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·127,·SHA:·46c1e5c76d5532325363a6d9e4e5b0a82a0dfabdad7e606cd8cd6fab34a26657·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 6019 | ········</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 6019 | ········</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1531902639-9">(</span><span·class="n">Child</span><span·class="p"·data-group-id="1531902639-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write<[·...·truncated·by·diffoscope;·len:·129,·SHA:·da41443308949062394712f20ffd460f338c4755f059c166044684a7422cc5e9·...·]-10">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 6020 | ········</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id=" | 6020 | ········</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id="1531902639-11">(</span><span·class="n">Write</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Children</span><span·class="p"·data-group-id="1531902639-11">)</span><span·class="w"> |
| 6021 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 6021 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 6022 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 6022 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="1531902639-12">(</span><span·class="n">Trans</span><span·class="p"·data-group-id="1531902639-12">)</span><span·class="p">.</span><span·class="w"> |
| 6023 | </span><span·class="nf">oid</span><span·class="p"·data-group-id=" | 6023 | </span><span·class="nf">oid</span><span·class="p"·data-group-id="1531902639-13">(</span><span·class="n">Rec</span><span·class="p"·data-group-id="1531902639-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="1531902639-14">{</span><span·class="nf">elemen[·...·truncated·by·diffoscope;·len:·542,·SHA:·3af99007e8a95f4526a307612a3f8f073b6149ef05fccd02d6e825fd74a5c247·...·]-14">}</span><span·class="p">.</span></code></pre><p>This·code·adds·a·set·of·people·to·the·database.·Running·this·code·within·one |
| 6024 | transaction·ensures·that·either·the·whole·family·is·added·to·the·database,·or | 6024 | transaction·ensures·that·either·the·whole·family·is·added·to·the·database,·or |
| 6025 | the·whole·transaction·terminates.·For·example,·if·the·last·child·is·badly | 6025 | the·whole·transaction·terminates.·For·example,·if·the·last·child·is·badly |
| 6026 | formatted,·or·the·executing·process·terminates·because·of·an·<code·class="inline">'EXIT'</code>·signal | 6026 | formatted,·or·the·executing·process·terminates·because·of·an·<code·class="inline">'EXIT'</code>·signal |
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| Offset 155, 160 lines modified | Offset 155, 160 lines modified | ||
| 155 | </span><span·class="c1">%%</span><span·class="w"> | 155 | </span><span·class="c1">%%</span><span·class="w"> |
| 156 | </span><span·class="c1">%%·The·NewOpaqueData·arguments·returned·by·restore·callback·functions·will</span><span·class="w"> | 156 | </span><span·class="c1">%%·The·NewOpaqueData·arguments·returned·by·restore·callback·functions·will</span><span·class="w"> |
| 157 | </span><span·class="c1">%%·be·given·as·input·when·the·next·restore·callback·function·is·invoked</span><span·class="w"> | 157 | </span><span·class="c1">%%·be·given·as·input·when·the·next·restore·callback·function·is·invoked</span><span·class="w"> |
| 158 | </span><span·class="c1">%%·If·any·return·value·does·not·match·{ok,·_}·the·restore·will·be·aborted.</span><span·class="w"> | 158 | </span><span·class="c1">%%·If·any·return·value·does·not·match·{ok,·_}·the·restore·will·be·aborted.</span><span·class="w"> |
| 159 | </span><span·class="c1">%%</span><span·class="w"> | 159 | </span><span·class="c1">%%</span><span·class="w"> |
| 160 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 160 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 161 | </span><span·class="w"> | 161 | </span><span·class="w"> |
| 162 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 162 | </span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9590090511-1">(</span><span·class="ss">mnesia_backup</span><span·class="p"·data-group-id="9590090511-1">)</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="w"> | 163 | </span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 164 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9590090511-2">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="9590090511-2">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="w"> | 165 | </span><span·class="w"> |
| 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9590090511-3">(</span><span·class="p"·data-group-id="9590090511-4">[</span><span·class="w"> |
| 167 | ·········</span><span·class="c1">%%·Write·access</span><span·class="w"> | 167 | ·········</span><span·class="c1">%%·Write·access</span><span·class="w"> |
| 168 | ·········</span><span·class="ss">open_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 168 | ·········</span><span·class="ss">open_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 169 | ·········</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 169 | ·········</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 170 | ·········</span><span·class="ss">commit_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 170 | ·········</span><span·class="ss">commit_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 171 | ·········</span><span·class="ss">abort_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 171 | ·········</span><span·class="ss">abort_write</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 172 | ·········</span><span·class="c1">%%·Read·access</span><span·class="w"> | 172 | ·········</span><span·class="c1">%%·Read·access</span><span·class="w"> |
| 173 | ·········</span><span·class="ss">open_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 173 | ·········</span><span·class="ss">open_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 174 | ·········</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 174 | ·········</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 175 | ·········</span><span·class="ss">close_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="w"> | 175 | ·········</span><span·class="ss">close_read</span><span·class="p">/</span><span·class="mi">1</span><span·class="w"> |
| 176 | ········</span><span·class="p"·data-group-id=" | 176 | ········</span><span·class="p"·data-group-id="9590090511-4">]</span><span·class="p"·data-group-id="9590090511-3">)</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 177 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 178 | </span><span·class="c1">%%·Backup·callback·interface</span><span·class="w"> | 178 | </span><span·class="c1">%%·Backup·callback·interface</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9590090511-5">(</span><span·class="ss">backup</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9590090511-6">{</span><span·class="ss">tmp_file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file</[·...·truncated·by·diffoscope;·len:·180,·SHA:·33b7e0ff899e4c00a2166bb55b5c601d3c04200b290ecb4f5f94e39290a49f3e·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="c1">%%·Opens·backup·media·for·write</span><span·class="w"> | 180 | </span><span·class="c1">%%·Opens·backup·media·for·write</span><span·class="w"> |
| 181 | </span><span·class="c1">%%</span><span·class="w"> | 181 | </span><span·class="c1">%%</span><span·class="w"> |
| 182 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> | 182 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> |
| 183 | </span><span·class="nf">open_write</span><span·class="p"·data-group-id=" | 183 | </span><span·class="nf">open_write</span><span·class="p"·data-group-id="9590090511-7">(</span><span·class="n">OpaqueData</span><span·class="p"·data-group-id="9590090511-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 184 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 185 | ····</span><span·class="n">Tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="n">Tmp</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id="9590090511-8">(</span><span·class="p"·data-group-id="9590090511-9">[</span><span·class="n">File</span><span·class="p">,</span><span·class="s">".BUPTMP"</span><span·class="p"·data-group-id="9590090511-9">]</span><span·class="p"·data-group-id="9590[·...·truncated·by·diffoscope;·len:·6,·SHA:·b5be6b5bfa1463ed5d82751e1fddcf511c5660f476b6d4fda6c8bac607d26ed0·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 186 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="9590090511-10">(</span><span·class="n">Tmp</span><span·class="p"·data-group-id="9590090511-10">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="9590090511-11">(</span><span·class="p"·data-group-id="9590090511-12">[</span><span·class="p"·data-group-id="9590090511-13">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·132,·SHA:·0e49cb88c19ac9ffc6f55f80135d0c9c2b2761949eaaf0614b28bd0dc22cfee5·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 188 | ························</span><span·class="p"·data-group-id=" | 188 | ························</span><span·class="p"·data-group-id="9590090511-15">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tmp</span><span·class="p"·data-group-id="9590090511-15">}</span><span·class="p">,</span><span·class="w"> |
| 189 | ························</span><span·class="p"·data-group-id=" | 189 | ························</span><span·class="p"·data-group-id="9590090511-16">{</span><span·class="ss">repair</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="9590090511-16">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ························</span><span·class="p"·data-group-id=" | 190 | ························</span><span·class="p"·data-group-id="9590090511-17">{</span><span·class="ss">linkto</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="9590090511-18">(</span><span·class="p"·data-group-id="9590090511-18">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·130,·SHA:·30742ca0fd88003a0cdccdd0d96135eaef55b7d1ace8071a316fa3a60e497f77·...·]-11">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 191 | ········</span><span·class="p"·data-group-id=" | 191 | ········</span><span·class="p"·data-group-id="9590090511-19">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="9590090511-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ············</span><span·class="p"·data-group-id=" | 192 | ············</span><span·class="p"·data-group-id="9590090511-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p"·data-group-id="9590090511-21">{</span><span·class="ss">tmp_file</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·527,·SHA:·6a52886e6e7df5f449833b584889ba62013377276579d9eb5077e8480942edcc·...·]-20">}</span><span·class="p">;</span><span·class="w"> |
| 193 | ········</span><span·class="p"·data-group-id=" | 193 | ········</span><span·class="p"·data-group-id="9590090511-22">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-22">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ············</span><span·class="p"·data-group-id=" | 194 | ············</span><span·class="p"·data-group-id="9590090511-23">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-23">}</span><span·class="w"> |
| 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 195 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%·Writes·BackupItems·to·the·backup·media</span><span·class="w"> | 196 | </span><span·class="c1">%%·Writes·BackupItems·to·the·backup·media</span><span·class="w"> |
| 197 | </span><span·class="c1">%%</span><span·class="w"> | 197 | </span><span·class="c1">%%</span><span·class="w"> |
| 198 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> | 198 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> |
| 199 | </span><span·class="nf">write</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nf">write</span><span·class="p"·data-group-id="9590090511-24">(</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BackupItems</span><span·class="p"·data-group-id="9590090511-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 200 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 200 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">log_terms</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">log_terms</span><span·class="p"·data-group-id="9590090511-25">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BackupItems</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·b74b7e88c3da33ad4c0aeee32360929777b43dc960d21106e2528d78706a771d·...·]-25">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 202 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 202 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ············</span><span·class="p"·data-group-id=" | 203 | ············</span><span·class="p"·data-group-id="9590090511-26">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="p"·data-group-id="9590090511-26">}</span><span·class="p">;</span><span·class="w"> |
| 204 | ········</span><span·class="p"·data-group-id=" | 204 | ········</span><span·class="p"·data-group-id="9590090511-27">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-27">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ············</span><span·class="nf">abort_write</span><span·class="p"·data-group-id=" | 205 | ············</span><span·class="nf">abort_write</span><span·class="p"·data-group-id="9590090511-28">(</span><span·class="n">B</span><span·class="p"·data-group-id="9590090511-28">)</span><span·class="p">,</span><span·class="w"> |
| 206 | ············</span><span·class="p"·data-group-id=" | 206 | ············</span><span·class="p"·data-group-id="9590090511-29">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-29">}</span><span·class="w"> |
| 207 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 207 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 208 | </span><span·class="c1">%%·Closes·the·backup·media·after·a·successful·backup</span><span·class="w"> | 208 | </span><span·class="c1">%%·Closes·the·backup·media·after·a·successful·backup</span><span·class="w"> |
| 209 | </span><span·class="c1">%%</span><span·class="w"> | 209 | </span><span·class="c1">%%</span><span·class="w"> |
| 210 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> | 210 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> |
| 211 | </span><span·class="nf">commit_write</span><span·class="p"·data-group-id=" | 211 | </span><span·class="nf">commit_write</span><span·class="p"·data-group-id="9590090511-30">(</span><span·class="n">OpaqueData</span><span·class="p"·data-group-id="9590090511-30">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 212 | ····</span><span·class="n">B</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 213 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">sync</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">sync</span><span·class="p"·data-group-id="9590090511-31">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p"·data-group-id="9590090511-31">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 214 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 214 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 215 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="9590090511-32">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p"·data-group-id="9590090511-32">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 216 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 216 | ················</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ····················</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 217 | ····················</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="9590090511-33">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file</span><span·class="p"·data-group-id="9590090511-33">)</span><span·class="p">,</span><span·class="w"> |
| 218 | ····················</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">rename</span><span·class="p"·data-group-id=" | 218 | ····················</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">rename</span><span·class="p"·data-group-id="9590090511-34">(</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">tmp_file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="o">#</span><sp[·...·truncated·by·diffoscope;·len:·120,·SHA:·f654136496d541b553babebfdae8d2a922e1295ffe4a0e893d92a3e134525fe0·...·]-34">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 219 | ························</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | ························</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····························</span><span·class="p"·data-group-id=" | 220 | ····························</span><span·class="p"·data-group-id="9590090511-35">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">B</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·2354ac317c6fbea31f8f25a35c8fe1bf501eefd00f5fc9352fcfed88eed03558·...·]-35">}</span><span·class="p">;</span><span·class="w"> |
| 221 | ························</span><span·class="p"·data-group-id=" | 221 | ························</span><span·class="p"·data-group-id="9590090511-36">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-36">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ····························</span><span·class="p"·data-group-id=" | 222 | ····························</span><span·class="p"·data-group-id="9590090511-37">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-37">}</span><span·class="w"> |
| 223 | ····················</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 223 | ····················</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 224 | ················</span><span·class="p"·data-group-id=" | 224 | ················</span><span·class="p"·data-group-id="9590090511-38">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-38">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ····················</span><span·class="p"·data-group-id=" | 225 | ····················</span><span·class="p"·data-group-id="9590090511-39">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-39">}</span><span·class="w"> |
| 226 | ············</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 226 | ············</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 227 | ········</span><span·class="p"·data-group-id=" | 227 | ········</span><span·class="p"·data-group-id="9590090511-40">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-40">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ············</span><span·class="p"·data-group-id=" | 228 | ············</span><span·class="p"·data-group-id="9590090511-41">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-41">}</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="c1">%%·Closes·the·backup·media·after·an·interrupted·backup</span><span·class="w"> | 230 | </span><span·class="c1">%%·Closes·the·backup·media·after·an·interrupted·backup</span><span·class="w"> |
| 231 | </span><span·class="c1">%%</span><span·class="w"> | 231 | </span><span·class="c1">%%</span><span·class="w"> |
| 232 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> | 232 | </span><span·class="c1">%%·Returns·{ok,·ReturnValueToUser}·or·{error,·Reason}</span><span·class="w"> |
| 233 | </span><span·class="nf">abort_write</span><span·class="p"·data-group-id=" | 233 | </span><span·class="nf">abort_write</span><span·class="p"·data-group-id="9590090511-42">(</span><span·class="n">BackupRef</span><span·class="p"·data-group-id="9590090511-42">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 234 | ····</span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 234 | ····</span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="9590090511-43">(</span><span·class="n">BackupRef</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file_desc</span><span·class="p"·data-group-id="9590090511-43">)</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="9590090511-44">(</span><span·class="n">BackupRef</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">tmp_file</span><span·class="p"·data-group-id="9590090511-44">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Res</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 236 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Res</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 237 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 237 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | ············</span><span·class="p"·data-group-id=" | 238 | ············</span><span·class="p"·data-group-id="9590090511-45">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BackupRef</span><span·class="o">#</span><span·class="ss">backup</span><span·class="p">.</span><span·class="ss">file</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·b0bb2289b037d597e10a5c5b07f91ebed77a92dce89bc6a7aec688b81f082e6d·...·]-45">}</span><span·class="p">;</span><span·class="w"> |
| 239 | ········</span><span·class="p"·data-group-id=" | 239 | ········</span><span·class="p"·data-group-id="9590090511-46">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-46">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ············</span><span·class="p"·data-group-id=" | 240 | ············</span><span·class="p"·data-group-id="9590090511-47">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-47">}</span><span·class="w"> |
| 241 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 241 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 242 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 243 | </span><span·class="c1">%%·Restore·callback·interface</span><span·class="w"> | 243 | </span><span·class="c1">%%·Restore·callback·interface</span><span·class="w"> |
| 244 | </span><span·class="w"> | 244 | </span><span·class="w"> |
| 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="9590090511-48">(</span><span·class="ss">restore</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9590090511-49">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file_de[·...·truncated·by·diffoscope;·len:·180,·SHA:·6b6fefb5c5be80cd67ec1eac39f596618ed9358baf5e7869417035532d0b9406·...·]-48">)</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="c1">%%·Opens·backup·media·for·read</span><span·class="w"> | 246 | </span><span·class="c1">%%·Opens·backup·media·for·read</span><span·class="w"> |
| 247 | </span><span·class="c1">%%</span><span·class="w"> | 247 | </span><span·class="c1">%%</span><span·class="w"> |
| 248 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> | 248 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData}·or·{error,·Reason}</span><span·class="w"> |
| 249 | </span><span·class="nf">open_read</span><span·class="p"·data-group-id=" | 249 | </span><span·class="nf">open_read</span><span·class="p"·data-group-id="9590090511-50">(</span><span·class="n">OpaqueData</span><span·class="p"·data-group-id="9590090511-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 250 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> | 250 | ····</span><span·class="n">File</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">OpaqueData</span><span·class="p">,</span><span·class="w"> |
| 251 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">read_file_info</span><span·class="p"·data-group-id=" | 251 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">read_file_info</span><span·class="p"·data-group-id="9590090511-51">(</span><span·class="n">File</span><span·class="p"·data-group-id="9590090511-51">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 252 | ········</span><span·class="p"·data-group-id=" | 252 | ········</span><span·class="p"·data-group-id="9590090511-52">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-52">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 253 | ············</span><span·class="p"·data-group-id=" | 253 | ············</span><span·class="p"·data-group-id="9590090511-53">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-53">}</span><span·class="p">;</span><span·class="w"> |
| 254 | ········</span><span·class="p">_</span><span·class="n">FileInfo</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="c1">%%·file·exists</span><span·class="w"> | 254 | ········</span><span·class="p">_</span><span·class="n">FileInfo</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="c1">%%·file·exists</span><span·class="w"> |
| 255 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 255 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="9590090511-54">(</span><span·class="p"·data-group-id="9590090511-55">[</span><span·class="p"·data-group-id="9590090511-56">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·aa8ab0c82c89507cda8185a55edd43cc83645c448dacfbe5dd5900f71ed4869f·...·]-56">}</span><span·class="p">,</span><span·class="w"> |
| 256 | ································</span><span·class="p"·data-group-id=" | 256 | ································</span><span·class="p"·data-group-id="9590090511-57">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="9590090511-58">(</span><span·class="p"·data-group-id="9590090511-58">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·365b04f3e2da180e86e917a6abfc361cd9a5c66a28834e95ab4e439c9d3c93bf·...·]-57">}</span><span·class="p">,</span><span·class="w"> |
| 257 | ································</span><span·class="p"·data-group-id=" | 257 | ································</span><span·class="p"·data-group-id="9590090511-59">{</span><span·class="ss">repair</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="9590090511-59">}</span><span·class="p">,</span><span·class="w"> |
| 258 | ································</span><span·class="p"·data-group-id=" | 258 | ································</span><span·class="p"·data-group-id="9590090511-60">{</span><span·class="ss">mode</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">read_only</span><span·class="p"·data-group-id="9590090511-60">}</span><span·class="p">,</span><span·class="w"> |
| 259 | ································</span><span·class="p"·data-group-id=" | 259 | ································</span><span·class="p"·data-group-id="9590090511-61">{</span><span·class="ss">linkto</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="9590090511-62">(</span><span·class="p"·data-group-id="9590090511-62">)</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·130,·SHA:·1b51f322c09a49293bc4265cad3173711f69c247ef8bfaea7cd9523d13c11c8a·...·]-54">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 260 | ················</span><span·class="p"·data-group-id=" | 260 | ················</span><span·class="p"·data-group-id="9590090511-63">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="9590090511-63">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 261 | ····················</span><span·class="p"·data-group-id=" | 261 | ····················</span><span·class="p"·data-group-id="9590090511-64">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">restore</span><span·class="p"·data-group-id="9590090511-65">{</span><span·class="ss">file</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·527,·SHA:·7b0ceca30a6574367dd7d5677a0379339f9f113879a91f49848db2086a8b2f62·...·]-64">}</span><span·class="p">;</span><span·class="w"> |
| 262 | ················</span><span·class="p"·data-group-id=" | 262 | ················</span><span·class="p"·data-group-id="9590090511-66">{</span><span·class="ss">repaired</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·246,·SHA:·2aec362082de007b7718f965e1bced4418e4df486a3017e5803e9baf383ea6dc·...·]-66">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 263 | ····················</span><span·class="p"·data-group-id=" | 263 | ····················</span><span·class="p"·data-group-id="9590090511-68">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">restore</span><span·class="p"·data-group-id="9590090511-69">{</span><span·class="ss">file</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·527,·SHA:·a50b0b89bf25757df4dd575f2f31afa8f7f208de3187740d98660aadad4c4004·...·]-68">}</span><span·class="p">;</span><span·class="w"> |
| 264 | ················</span><span·class="p"·data-group-id=" | 264 | ················</span><span·class="p"·data-group-id="9590090511-70">{</span><span·class="ss">repaired</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·57,·SHA:·9c0c079b4a6582ed15f9aa7cd945e8c5f85a195b57d9bd60a5ab1402226e5a4b·...·]-70">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 265 | ····················</span><span·class="p"·data-group-id=" | 265 | ····················</span><span·class="p"·data-group-id="9590090511-71">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">restore</span><span·class="p"·data-group-id="9590090511-72">{</span><span·class="ss">file</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·527,·SHA:·d1fcbcfa40dc5c044a0289495ebf228cb3784d4262642d59dbcef1ee24811f80·...·]-71">}</span><span·class="p">;</span><span·class="w"> |
| 266 | ················</span><span·class="p"·data-group-id=" | 266 | ················</span><span·class="p"·data-group-id="9590090511-73">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-73">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 267 | ····················</span><span·class="p"·data-group-id=" | 267 | ····················</span><span·class="p"·data-group-id="9590090511-74">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="9590090511-74">}</span><span·class="w"> |
| 268 | ············</span><span·class="k">end</span><span·class="w"> | 268 | ············</span><span·class="k">end</span><span·class="w"> |
| 269 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 269 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="c1">%%·Reads·BackupItems·from·the·backup·media</span><span·class="w"> | 270 | </span><span·class="c1">%%·Reads·BackupItems·from·the·backup·media</span><span·class="w"> |
| 271 | </span><span·class="c1">%%</span><span·class="w"> | 271 | </span><span·class="c1">%%</span><span·class="w"> |
| 272 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData,·BackupItems}·or·{error,·Reason}</span><span·class="w"> | 272 | </span><span·class="c1">%%·Returns·{ok,·OpaqueData,·BackupItems}·or·{error,·Reason}</span><span·class="w"> |
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| Offset 127, 262 lines modified | Offset 127, 262 lines modified | ||
| 127 | <h2·id="mnesia_access-callback-behavior"·class="section-heading"> | 127 | <h2·id="mnesia_access-callback-behavior"·class="section-heading"> |
| 128 | ··<a·href="#mnesia_access-callback-behavior"·class="hover-link"> | 128 | ··<a·href="#mnesia_access-callback-behavior"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">mnesia_access·Callback·Behavior</span> | 131 | ··<span·class="text">mnesia_access·Callback·Behavior</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0 | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5091692011-1">(</span><span·class="ss">mnesia_frag</span><span·class="p"·data-group-id="5091692011-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="c1">%%·Callback·functions·when·accessed·within·an·activity</span><span·class="w"> | 134 | </span><span·class="c1">%%·Callback·functions·when·accessed·within·an·activity</span><span·class="w"> |
| 135 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0 | 135 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5091692011-2">(</span><span·class="p"·data-group-id="5091692011-3">[</span><span·class="w"> |
| 136 | ·········</span><span·class="ss">lock</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 136 | ·········</span><span·class="ss">lock</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 137 | ·········</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w"> | 137 | ·········</span><span·class="ss">write</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">delete_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w"> |
| 138 | ·········</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">match_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all_keys</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 138 | ·········</span><span·class="ss">read</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">match_object</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">all_keys</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 139 | ·········</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">select_cont</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> | 139 | ·········</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">select</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">select_cont</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 140 | ·········</span><span·class="ss">index_match_object</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">index_read</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w"> | 140 | ·········</span><span·class="ss">index_match_object</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">index_read</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w"> |
| 141 | ·········</span><span·class="ss">foldl</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foldr</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">table_info</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> | 141 | ·········</span><span·class="ss">foldl</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foldr</span><span·class="p">/</span><span·class="mi">6</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">table_info</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w"> |
| 142 | ·········</span><span·class="ss">first</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">next</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prev</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">last</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> | 142 | ·········</span><span·class="ss">first</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">next</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">prev</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">last</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 143 | ·········</span><span·class="ss">clear_table</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> | 143 | ·········</span><span·class="ss">clear_table</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> |
| 144 | ········</span><span·class="p"·data-group-id="0 | 144 | ········</span><span·class="p"·data-group-id="5091692011-3">]</span><span·class="p"·data-group-id="5091692011-2">)</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="c1">%%·Callback·functions·which·provides·transparent</span><span·class="w"> | 145 | </span><span·class="c1">%%·Callback·functions·which·provides·transparent</span><span·class="w"> |
| 146 | </span><span·class="c1">%%·access·of·fragmented·tables·from·any·activity</span><span·class="w"> | 146 | </span><span·class="c1">%%·access·of·fragmented·tables·from·any·activity</span><span·class="w"> |
| 147 | </span><span·class="c1">%%·access·context.</span><span·class="w"> | 147 | </span><span·class="c1">%%·access·context.</span><span·class="w"> |
| 148 | </span><span·class="nf">lock</span><span·class="p"·data-group-id="0 | 148 | </span><span·class="nf">lock</span><span·class="p"·data-group-id="5091692011-4">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5091692011-5">{</span><span·class="ss">table<[·...·truncated·by·diffoscope;·len:·277,·SHA:·bf01e14d33bd400ea6380e0868f907fa727b69ec5efabb419d7b77462659d1dd·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="0 | 149 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="5091692011-6">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="5091692011-6">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 150 | ········</span><span·class="p"·data-group-id="0 | 150 | ········</span><span·class="p"·data-group-id="5091692011-7">[</span><span·class="n">Tab</span><span·class="p"·data-group-id="5091692011-7">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ············</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="0 | 151 | ············</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="5091692011-8">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5091692011-9">{</span><span·class="ss">table<[·...·truncated·by·diffoscope;·len:·253,·SHA:·cf1c939d2daefb07529b64ea119ee421708895ece77fc603a79c33634f2abac2·...·]-8">)</span><span·class="p">;</span><span·class="w"> |
| 152 | ········</span><span·class="n">Frags</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 152 | ········</span><span·class="n">Frags</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ············</span><span·class="n">DeepNs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 153 | ············</span><span·class="n">DeepNs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5091692011-10">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="5091692011-11">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">[·...·truncated·by·diffoscope;·len:·390,·SHA:·90ee830cc095ae1f6c5c34ac5dc05cf3222c5c50e343ce136169427a70c07222·...·]-11">)</span><span·class="w">·</span><span·class="p">||</span><span·class="w"> |
| 154 | ·························</span><span·class="n">F</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="n">Frags</span><span·class="p"·data-group-id="0 | 154 | ·························</span><span·class="n">F</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="n">Frags</span><span·class="p"·data-group-id="5091692011-10">]</span><span·class="p">,</span><span·class="w"> |
| 155 | ············</span><span·class="nc">mnesia_lib</span><span·class="p">:</span><span·class="nf">uniq</span><span·class="p"·data-group-id="0 | 155 | ············</span><span·class="nc">mnesia_lib</span><span·class="p">:</span><span·class="nf">uniq</span><span·class="p"·data-group-id="5091692011-13">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5091692011-14">(</span><span·class="n">DeepNs</span><span·class="p"·data-group-id="5091692011-14">)</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·0a71587f2355f4af6f234c4fdff64f367e29654688a9899036073fe0491daec9·...·]-13">)</span><span·class="w"> |
| 156 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 156 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 157 | </span><span·class="nf">lock</span><span·class="p"·data-group-id="0 | 157 | </span><span·class="nf">lock</span><span·class="p"·data-group-id="5091692011-15">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LockItem</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·76,·SHA:·d25a3f013f019cac291dec5acc4ec059f9e9f16d84b956d05c4326b01cbd7057·...·]-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="0 | 158 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="5091692011-16">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">LockItem</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·76,·SHA:·d25a3f013f019cac291dec5acc4ec059f9e9f16d84b956d05c4326b01cbd7057·...·]-16">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="nf">write</span><span·class="p"·data-group-id="0 | 159 | </span><span·class="nf">write</span><span·class="p"·data-group-id="5091692011-17">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·58b25d56124a4d29c0f68d49911316d894216452508d93fb87e799e5a8ab6638·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id="0 | 160 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id="5091692011-18">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rec</span><span·class="p"·data-group-id="5091692011-18">)</span><span·class="p">,</span><span·class="w"> |
| 161 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="0 | 161 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="5091692011-19">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·ce6c7b3fc13e0d353f4a0967fb1869dd59b437b94113d72e5e40c39dffdb2aab·...·]-19">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="nf">delete</span><span·class="p"·data-group-id="0 | 162 | </span><span·class="nf">delete</span><span·class="p"·data-group-id="5091692011-20">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·20efb366a32414cfe9f4220ca50d992debca1bae7ac1610af22d03c8e910bea1·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="0 | 163 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="5091692011-21">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="5091692011-21">)</span><span·class="p">,</span><span·class="w"> |
| 164 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="0 | 164 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="5091692011-22">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·eb561fcf2529d3d85290527413c5723a35664b65257ff09f31292c9394f66ac0·...·]-22">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="nf">delete_object</span><span·class="p"·data-group-id="0 | 165 | </span><span·class="nf">delete_object</span><span·class="p"·data-group-id="5091692011-23">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·58b25d56124a4d29c0f68d49911316d894216452508d93fb87e799e5a8ab6638·...·]-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id="0 | 166 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">record_to_frag_name</span><span·class="p"·data-group-id="5091692011-24">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rec</span><span·class="p"·data-group-id="5091692011-24">)</span><span·class="p">,</span><span·class="w"> |
| 167 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete_object</span><span·class="p"·data-group-id="0 | 167 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">delete_object</span><span·class="p"·data-group-id="5091692011-25">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·ce6c7b3fc13e0d353f4a0967fb1869dd59b437b94113d72e5e40c39dffdb2aab·...·]-25">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="nf">read</span><span·class="p"·data-group-id="0 | 168 | </span><span·class="nf">read</span><span·class="p"·data-group-id="5091692011-26">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·145,·SHA:·20efb366a32414cfe9f4220ca50d992debca1bae7ac1610af22d03c8e910bea1·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="0 | 169 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="5091692011-27">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="5091692011-27">)</span><span·class="p">,</span><span·class="w"> |
| 170 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id="0 | 170 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id="5091692011-28">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·146,·SHA:·eb561fcf2529d3d85290527413c5723a35664b65257ff09f31292c9394f66ac0·...·]-28">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="nf">match_object</span><span·class="p"·data-group-id="0 | 171 | </span><span·class="nf">match_object</span><span·class="p"·data-group-id="5091692011-29">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·149,·SHA:·dad59e0d8e20f0ee3f9455079b29c005eb21332c6b772b5bc8fc57e0d55e8909·...·]-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ····</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 172 | ····</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5091692011-30">[</span><span·class="p"·data-group-id="5091692011-31">{</span><span·class="n">HeadPat</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5091692011-32">[</span><span·class="p"·data-group-id="5091692011-32">][·...·truncated·by·diffoscope;·len:·294,·SHA:·066f8ec0705c9d6c3a087fbe39ccd6b7695bebce224cfea7c3f999b7c8c45bb2·...·]-30">]</span><span·class="p">,</span><span·class="w"> |
| 173 | ····</span><span·class="nf">select</span><span·class="p"·data-group-id="0 | 173 | ····</span><span·class="nf">select</span><span·class="p"·data-group-id="5091692011-34">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·151,·SHA:·19346ba43e69a0cf86d52ad331d0e2c876a22299346896e0973624bd7f7458a3·...·]-34">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">select</span><span·class="p"·data-group-id="0 | 174 | </span><span·class="nf">select</span><span·class="p"·data-group-id="5091692011-35">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·151,·SHA:·19346ba43e69a0cf86d52ad331d0e2c876a22299346896e0973624bd7f7458a3·...·]-35">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 175 | ····</span><span·class="nf">do_select</span><span·class="p"·data-group-id="0 | 175 | ····</span><span·class="nf">do_select</span><span·class="p"·data-group-id="5091692011-36">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·151,·SHA:·19346ba43e69a0cf86d52ad331d0e2c876a22299346896e0973624bd7f7458a3·...·]-36">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="nf">select</span><span·class="p"·data-group-id="0 | 176 | </span><span·class="nf">select</span><span·class="p"·data-group-id="5091692011-37">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·227,·SHA:·039f91233eb600739b6a55422ee6f13e6429503b3d311b98279b12da9e3d0d27·...·]-37">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ····</span><span·class="nf">init_select</span><span·class="p"·data-group-id="0 | 177 | ····</span><span·class="nf">init_select</span><span·class="p"·data-group-id="5091692011-38">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·227,·SHA:·039f91233eb600739b6a55422ee6f13e6429503b3d311b98279b12da9e3d0d27·...·]-38">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="0 | 178 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="5091692011-39">(</span><span·class="p">_</span><span·class="n">Tid</span><span·class="p">,</span><span·class="p">_</span><span·class="p">,</span><span·class="p"·data-group-id="5091692011-40">{</span><span·class="ss">frag_cont</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·370,·SHA:·af0d6372482617b164caec627f6b1c8644bde138d6ead528825c68210b20cddb·...·]-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'$end_of_table'</span><span·class="p">;</span><span·class="w"> |
| 179 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="0 | 179 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="5091692011-42">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p">,</span><span·class="p"·data-group-id="5091692011-43">{</span><span·class="ss">frag_cont</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·637,·SHA:·f0b6d38d2a6e601fdd2bf013cfdddf2742b637adcad2cb266ea2bb6ec8e0cbc5·...·]-42">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id="0 | 180 | ····</span><span·class="p"·data-group-id="5091692011-46">{</span><span·class="n">Spec</span><span·class="p">,</span><span·class="n">LockKind</span><span·class="p">,</span><span·class="n">Limit</span><span·class="p"·data-group-id="5091692011-46">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Args</span><span·class="p">,</span><span·class="w"> |
| 181 | ····</span><span·class="n">InitFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0 | 181 | ····</span><span·class="n">InitFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5091692011-47">(</span><span·class="n">FixedSpec</span><span·class="p"·data-group-id="5091692011-47">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">[·...·truncated·by·diffoscope;·len:·352,·SHA:·b71ec184d4560f9877330816314c4a533e37db7e3501277f916b4aca4514dc98·...·]-48">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 182 | ····</span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">fun_select</span><span·class="p"·data-group-id="0 | 182 | ····</span><span·class="n">Res</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">fun_select</span><span·class="p"·data-group-id="5091692011-49">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p">,</span><span·class="n">Tab</span><span·class="p">,</span><span·class="n">Spec</span><span·class="p">,</span><span·class="n">LockKind</span><s[·...·truncated·by·diffoscope;·len:·297,·SHA:·1f8f73ed931b4442b058e9373eb63f34ff6ef2a54ee8e89fe74195e3d44cb3dd·...·]-49">)</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="nf">frag_sel_cont</span><span·class="p"·data-group-id="0 | 183 | ····</span><span·class="nf">frag_sel_cont</span><span·class="p"·data-group-id="5091692011-50">(</span><span·class="n">Res</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Args</span><span·class="p"·data-group-id="5091692011-50">)</span><span·class="p">;</span><span·class="w"> |
| 184 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="0 | 184 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="5091692011-51">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p">,</span><span·class="p"·data-group-id="5091692011-52">{</span><span·class="ss">frag_cont</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·273,·SHA:·e29615a32b3055fe634cabed891f5116392f0aef57bb239077353ff07781f0ae·...·]-51">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="nf">frag_sel_cont</span><span·class="p"·data-group-id="0 | 185 | ····</span><span·class="nf">frag_sel_cont</span><span·class="p"·data-group-id="5091692011-53">(</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">select_cont</span><span·class="p"·data-group-id="5091692011-54">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p"[·...·truncated·by·diffoscope;·len:·233,·SHA:·539d3f40b0714adc06148a7b1ddbc86bb5c99e6518b17c546d72119471051ad4·...·]-53">)</span><span·class="p">;</span><span·class="w"> |
| 186 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="0 | 186 | </span><span·class="nf">select_cont</span><span·class="p"·data-group-id="5091692011-55">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p">,</span><span·class="n">Else</span><span·class="p"·data-group-id="5091692011-55">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 187 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">select_cont</span><span·class="p"·data-group-id="0 | 187 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">select_cont</span><span·class="p"·data-group-id="5091692011-56">(</span><span·class="n">Tid</span><span·class="p">,</span><span·class="n">Ts</span><span·class="p">,</span><span·class="n">Else</span><span·class="p"·data-group-id="5091692011-56">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="nf">all_keys</span><span·class="p"·data-group-id="0 | 188 | </span><span·class="nf">all_keys</span><span·class="p"·data-group-id="5091692011-57">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·71,·SHA:·1d3e1a394cd9630cfae7168f3c3a338f92fa4ade5d831d91727d9a079646917a·...·]-57">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0 | 189 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5091692011-58">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">all_keys</span><span·class="p"·data-group-id="5091692011-59">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·212,·SHA:·6ce1d97c14598ad0db078ae96eef547148701e0f6ba75a0eba4db8610a0bd4bd·...·]-59">)</span><span·class="w"> |
| 190 | ·············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="0 | 190 | ·············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="5091692011-60">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="5091692011-60">)</span><span·class="p"·data-group-id="5091692011-58">]</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="0 | 191 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5091692011-61">(</span><span·class="n">Match</span><span·class="p"·data-group-id="5091692011-61">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="nf">clear_table</span><span·class="p"·data-group-id="0 | 192 | </span><span·class="nf">clear_table</span><span·class="p"·data-group-id="5091692011-62">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·66,·SHA:·6d6660cac15272b9748fb0fcb819aebaa8214b491ca2d265b57a533edaec2457·...·]-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="p"·data-group-id="0 | 193 | ····</span><span·class="p"·data-group-id="5091692011-63">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">clear_table</span><span·class="p"·data-group-id="5091692011-64">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·609,·SHA:·c543c6da1a1ab79fb167ae552d5836457661b6bca148f97c1e0cb65daac540bc·...·]-63">]</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 194 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="nf">index_match_object</span><span·class="p"·data-group-id="0 | 195 | </span><span·class="nf">index_match_object</span><span·class="p"·data-group-id="5091692011-66">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·220,·SHA:·8eb8a631c4594bbece710f52c8589d53e78ebe0ffb8a1944c08e41627263275f·...·]-66">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 196 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 196 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 197 | ········</span><span·class="p"·data-group-id="0 | 197 | ········</span><span·class="p"·data-group-id="5091692011-67">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">index_match_object</span><span·class="p"·data-group-id="5091692011-68">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·371,·SHA:·0cf915c3b28cc56ff9d4dc1e90bb566ff557553fdbf9815acec66d725c4bdce9·...·]-68">)</span><span·class="w"> |
| 198 | ·········</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="0 | 198 | ·········</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="5091692011-69">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="5091692011-69">)</span><span·class="p"·data-group-id="5091692011-67">]</span><span·class="p">,</span><span·class="w"> |
| 199 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="0 | 199 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5091692011-70">(</span><span·class="n">Match</span><span·class="p"·data-group-id="5091692011-70">)</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="nf">index_read</span><span·class="p"·data-group-id="0 | 200 | </span><span·class="nf">index_read</span><span·class="p"·data-group-id="5091692011-71">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·220,·SHA:·303effa3ca7bb12c6b106898126330fd2586a17972dcb1082c5ec83c069bbb1e·...·]-71">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 201 | ····</span><span·class="n">Match</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 202 | ········</span><span·class="p"·data-group-id="0 | 202 | ········</span><span·class="p"·data-group-id="5091692011-72">[</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">index_read</span><span·class="p"·data-group-id="5091692011-73">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·363,·SHA:·96c818431058f19ed8236c3ace1a710a37313178f50772048bc3a9fdb9001825·...·]-73">)</span><span·class="w"> |
| 203 | ·········</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="0 | 203 | ·········</span><span·class="p">||</span><span·class="w">·</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="5091692011-74">(</span><span·class="n">Tab</span><span·class="p"·data-group-id="5091692011-74">)</span><span·class="p"·data-group-id="5091692011-72">]</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="0 | 204 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="5091692011-75">(</span><span·class="n">Match</span><span·class="p"·data-group-id="5091692011-75">)</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="nf">foldl</span><span·class="p"·data-group-id="0 | 205 | </span><span·class="nf">foldl</span><span·class="p"·data-group-id="5091692011-76">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·219,·SHA:·40a2907f1b7009ace82cda225a26aaabba442092b45969dea5d79522bc3df851·...·]-76">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0 | 206 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5091692011-77">(</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="5091692011-77">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ···················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0 | 207 | ···················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="5091692011-78">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·218,·SHA:·29141eac676488cf9e8d81db98a02651021f546dff99a3a9fb41bb4a0d0b5da1·...·]-78">)</span><span·class="w"> |
| 208 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 208 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 209 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0 | 209 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="5091692011-79">(</span><span·class="n">Fun2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="5091692011-80">(</s[·...·truncated·by·diffoscope;·len:·125,·SHA:·da3504ed84fabcf0770d9fb62d1cd1a7b1b3ca7635560c5083f8f1fba96e349c·...·]-79">)</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">foldr</span><span·class="p"·data-group-id="0 | 210 | </span><span·class="nf">foldr</span><span·class="p"·data-group-id="5091692011-81">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·219,·SHA:·40a2907f1b7009ace82cda225a26aaabba442092b45969dea5d79522bc3df851·...·]-81">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0 | 211 | ····</span><span·class="n">Fun2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5091692011-82">(</span><span·class="n">Frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p"·data-group-id="5091692011-82">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 212 | ···················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="0 | 212 | ···················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="5091692011-83">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·218,·SHA:·29141eac676488cf9e8d81db98a02651021f546dff99a3a9fb41bb4a0d0b5da1·...·]-83">)</span><span·class="w"> |
| 213 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 213 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 214 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="0 | 214 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="5091692011-84">(</span><span·class="n">Fun2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_names</span><span·class="p"·data-group-id="5091692011-85">(</s[·...·truncated·by·diffoscope;·len:·125,·SHA:·f5d9d0bf1963b3ad3eec75cf9b8e504f0cf8485c14ad8f81720cc57ae7d6b945·...·]-84">)</span><span·class="p">.</span><span·class="w"> |
| 215 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id="0 | 215 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id="5091692011-86">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5091692011-87">{</span><span·class="n">Tab</[·...·truncated·by·diffoscope;·len:·249,·SHA:·ded00f68523378bcdb7d2ee9dc411559bf3128885a405707142be3a68b38fc2f·...·]-86">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 216 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="0 | 216 | ····</span><span·class="n">Frag</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">key_to_frag_name</span><span·class="p"·data-group-id="5091692011-88">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="5091692011-88">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id="0 | 217 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id="5091692011-89">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·142,·SHA:·b5d3adeef79cace53645473de99b4d38d42fdf8f743c9bcc610800d5477a5af4·...·]-89">)</span><span·class="p">;</span><span·class="w"> |
| 218 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id="0 | 218 | </span><span·class="nf">table_info</span><span·class="p"·data-group-id="5091692011-90">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·67,·SHA:·d2757ba88bfc9278f01621dc51c38a2cbf18ccdb86436a134fa8a36f497deede·...·]-90">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 219 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id="0 | 219 | ····</span><span·class="nf">table_info2</span><span·class="p"·data-group-id="5091692011-91">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·141,·SHA:·e43c37f0a58741288c9f87e7076e50ec92320d8785f255515e7da5ff13c9862c·...·]-91">)</span><span·class="p">.</span><span·class="w"> |
| 220 | </span><span·class="nf">table_info2</span><span·class="p"·data-group-id="0 | 220 | </span><span·class="nf">table_info2</span><span·class="p"·data-group-id="5091692011-92">(</span><span·class="n">ActivityId</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Opaque</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·142,·SHA:·b5d3adeef79cace53645473de99b4d38d42fdf8f743c9bcc610800d5477a5af4·...·]-92">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 221 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Item</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 221 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Item</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 222 | ········</span><span·class="nb">size</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 222 | ········</span><span·class="nb">size</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ············</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0 | 223 | ············</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5091692011-93">(</span><span·class="p"·data-group-id="5091692011-94">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="5091692011-94">}</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·89,·SHA:·a50e8a69914790df28899ec2d71821232ff410935576aff4843f812fefa58e0a·...·]-93">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 224 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0 | 224 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="5091692011-95">(</span><span·class="n">SumFun</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_size</span><span·class="p"·data-group-id="5091692011-96">(</s[·...·truncated·by·diffoscope;·len:·283,·SHA:·c99c67f68517bd5940daff70dd3002d6dfebb9e64a5bbfa6cf73aa155574da30·...·]-95">)</span><span·class="p">;</span><span·class="w"> |
| 225 | ········</span><span·class="nb">memory</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 225 | ········</span><span·class="nb">memory</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | ············</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0 | 226 | ············</span><span·class="n">SumFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5091692011-97">(</span><span·class="p"·data-group-id="5091692011-98">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Size</span><span·class="p"·data-group-id="5091692011-98">}</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·89,·SHA:·a50e8a69914790df28899ec2d71821232ff410935576aff4843f812fefa58e0a·...·]-97">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 227 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0 | 227 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="5091692011-99">(</span><span·class="n">SumFun</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">frag_memory</span><span·class="p"·data-group-id="5091692011-100">([·...·truncated·by·diffoscope;·len:·287,·SHA:·0cc35ef7a232c48332b3dff8f582f55c308ad653d2e8d8bb536c24a43999d4a6·...·]-99">)</span><span·class="p">;</span><span·class="w"> |
| 228 | ········</span><span·class="ss">base_table</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 228 | ········</span><span·class="ss">base_table</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 229 | ············</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id="0 | 229 | ············</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id="5091692011-101">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">base_table</span><span·class="p"·data-group-id="5091692011-101">)</span><span·class="p">;</span><span·class="w"> |
| 230 | ········</span><span·class="ss">node_pool</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 230 | ········</span><span·class="ss">node_pool</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 231 | ············</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id="0 | 231 | ············</span><span·class="nf">lookup_prop</span><span·class="p"·data-group-id="5091692011-102">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">node_pool</span><span·class="p"·data-group-id="5091692011-102">)</span><span·class="p">;</span><span·class="w"> |
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| Offset 127, 148 lines modified | Offset 127, 148 lines modified | ||
| 127 | <h2·id="mnesia_frag_hash-callback-behavior"·class="section-heading"> | 127 | <h2·id="mnesia_frag_hash-callback-behavior"·class="section-heading"> |
| 128 | ··<a·href="#mnesia_frag_hash-callback-behavior"·class="hover-link"> | 128 | ··<a·href="#mnesia_frag_hash-callback-behavior"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">mnesia_frag_hash·Callback·Behavior</span> | 131 | ··<span·class="text">mnesia_frag_hash·Callback·Behavior</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8719223038-1">(</span><span·class="ss">mnesia_frag_hash</span><span·class="p"·data-group-id="8719223038-1">)</span><span·class="p">.</span><span·class="w"> |
| 134 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id=" | 134 | </span><span·class="p">-</span><span·class="na">compile</span><span·class="p"·data-group-id="8719223038-2">(</span><span·class="p"·data-group-id="8719223038-3">[</span><span·class="p"·data-group-id="8719223038-4">{</span><span·class="ss">nowarn_deprecated_function</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·461,·SHA:·b6fd5bf949b7ada1bb5dcdf074987a3a7c7055191d45dbf0cdd7e9ed9ba84009·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 135 | </span><span·class="c1">%%·Fragmented·Table·Hashing·callback·functions</span><span·class="w"> | 135 | </span><span·class="c1">%%·Fragmented·Table·Hashing·callback·functions</span><span·class="w"> |
| 136 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 136 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8719223038-7">(</span><span·class="p"·data-group-id="8719223038-8">[</span><span·class="w"> |
| 137 | ·········</span><span·class="ss">init_state</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 137 | ·········</span><span·class="ss">init_state</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 138 | ·········</span><span·class="ss">add_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 138 | ·········</span><span·class="ss">add_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 139 | ·········</span><span·class="ss">del_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 139 | ·········</span><span·class="ss">del_frag</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 140 | ·········</span><span·class="ss">key_to_frag_number</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 140 | ·········</span><span·class="ss">key_to_frag_number</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 141 | ·········</span><span·class="ss">match_spec_to_frag_numbers</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> | 141 | ·········</span><span·class="ss">match_spec_to_frag_numbers</span><span·class="p">/</span><span·class="mi">2</span><span·class="w"> |
| 142 | ········</span><span·class="p"·data-group-id=" | 142 | ········</span><span·class="p"·data-group-id="8719223038-8">]</span><span·class="p"·data-group-id="8719223038-7">)</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1760307475-1">(</span><span·class="ss">hash_state</span><span·class="p">,</span><span·class="w"> |
| 143 | ····</span><span·class="p"·data-group-id=" | 143 | ····</span><span·class="p"·data-group-id="1760307475-2">{</span><span·class="ss">n_fragments</span><span·class="p">,</span><span·class="w"> |
| 144 | ·····</span><span·class="ss">next_n_to_split</span><span·class="p">,</span><span·class="w"> | 144 | ·····</span><span·class="ss">next_n_to_split</span><span·class="p">,</span><span·class="w"> |
| 145 | ·····</span><span·class="ss">n_doubles</span><span·class="p">,</span><span·class="w"> | 145 | ·····</span><span·class="ss">n_doubles</span><span·class="p">,</span><span·class="w"> |
| 146 | ·····</span><span·class="ss">function</span><span·class="p"·data-group-id=" | 146 | ·····</span><span·class="ss">function</span><span·class="p"·data-group-id="1760307475-2">}</span><span·class="p"·data-group-id="1760307475-1">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 147 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 148 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">init_state</span><span·class="p"·data-group-id=" | 148 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">init_state</span><span·class="p"·data-group-id="1760307475-3">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="1760307475-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">NewState</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 149 | ······</span><span·class="n">Tab</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 149 | ······</span><span·class="n">Tab</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="1760307475-4">(</span><span·class="p"·data-group-id="1760307475-4">)</span><span·class="p">,</span><span·class="w"> |
| 150 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 150 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-5">(</span><span·class="p"·data-group-id="1760307475-5">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 151 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-6">(</span><span·class="p"·data-group-id="1760307475-6">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="nf">init_state</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">init_state</span><span·class="p"·data-group-id="1760307475-7">(</span><span·class="p">_</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="1760307475-7">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id=" | 153 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-8">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 154 | ················</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 154 | ················</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 155 | ················</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 155 | ················</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 156 | ················</span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash2</span><span·class="p"·data-group-id=" | 156 | ················</span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash2</span><span·class="p"·data-group-id="1760307475-8">}</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="1760307475-9">(</span><span·class="p"·data-group-id="1760307475-10">{</span><span·class="ss">hash_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><s[·...·truncated·by·diffoscope;·len:·165,·SHA:·95b446310acd4df8a23db2ff5604a22f3aa203afe12d4ab29c6544f6a6f8d551·...·]-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-11">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="p">,</span><span·class="w"> |
| 159 | ················</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> | 159 | ················</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> |
| 160 | ················</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="p">,</span><span·class="w"> | 160 | ················</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="p">,</span><span·class="w"> |
| 161 | ················</span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash</span><span·class="p"·data-group-id=" | 161 | ················</span><span·class="ss">function</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">phash</span><span·class="p"·data-group-id="1760307475-11">}</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 162 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 163 | </span><span·class="w"> | 163 | </span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add_frag</span><span·class="p"·data-group-id=" | 164 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">add_frag</span><span·class="p"·data-group-id="1760307475-12">(</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-13">(</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·453,·SHA:·c7a4702bdd1ea6b833eb4f6ebd634f20192a856f976a2a3e93557dcb9808aa9f·...·]-14">}</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 165 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 165 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-15">(</span><span·class="p"·data-group-id="1760307475-15">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-16">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="1760307475-17">(</span><span·class="p"·data-group-id="1760307475-17">)</span><span·class="p"·data-group-id="1760307475-16">]</span><span·class="p">,</span><span·class="w"> |
| 167 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 167 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-18">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="1760307475-19">(</span><span·class="p"·data-group-id="1760307475-19">)</span><span·class="p"·data-group-id="1760307475-18">]</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id=" | 168 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id="1760307475-20">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-21">{</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·570,·SHA:·4c4e0200944d97f259c932bdf675cfd3029b91dca561d686c194fa01abf9c591·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 169 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 169 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 170 | ····</span><span·class="n">NewN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 170 | ····</span><span·class="n">NewN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 171 | ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="1760307475-22">(</span><span·class="n">L</span><span·class="p"·data-group-id="1760307475-22">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 172 | ········</span><span·class="n">P2</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 172 | ········</span><span·class="n">P2</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">P2</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">P</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ············</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id=" | 173 | ············</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-23">{</span><span·class="ss">n_fragments</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">NewN</span><span·class="p">,</span><span·class="w"> |
| 174 | ·····························</span><span·class="ss">n_doubles</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 174 | ·····························</span><span·class="ss">n_doubles</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 175 | ·····························</span><span·class="ss">next_n_to_split</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id=" | 175 | ·····························</span><span·class="ss">next_n_to_split</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1760307475-23">}</span><span·class="p">;</span><span·class="w"> |
| 176 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 176 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ············</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id=" | 177 | ············</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-24">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">NewN</span><span·class="p">,</span><span·class="w"> |
| 178 | ·····························</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id=" | 178 | ·····························</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p"·data-group-id="1760307475-24">}</span><span·class="w"> |
| 179 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 179 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="1760307475-25">{</span><span·class="n">State2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-26">[</span><span·class="n">SplitN</span><span·class="p"·data-group-id="1760307475-26">]</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·205,·SHA:·0aa5e8e79cf679a569fe3fd2e4fae37783db475eb6c593e6aa60bf7512df7ea0·...·]-25">}</span><span·class="p">;</span><span·class="w"> |
| 181 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id=" | 181 | </span><span·class="nf">add_frag</span><span·class="p"·data-group-id="1760307475-28">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="1760307475-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="1760307475-29">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="1760307475-29">)</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="nf">add_frag</span><span·class="p"·data-group-id=" | 183 | ····</span><span·class="nf">add_frag</span><span·class="p"·data-group-id="1760307475-30">(</span><span·class="n">State</span><span·class="p"·data-group-id="1760307475-30">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 184 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 185 | </span><span·class="w"> | 185 | </span><span·class="w"> |
| 186 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">del_frag</span><span·class="p"·data-group-id=" | 186 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">del_frag</span><span·class="p"·data-group-id="1760307475-31">(</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-32">(</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·453,·SHA:·651f28fdf1a70bf357c6b5899304efced095c6e7b6f7643e98d74e0c36c772d2·...·]-33">}</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 187 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 187 | ······</span><span·class="n">NewState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-34">(</span><span·class="p"·data-group-id="1760307475-34">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 188 | ······</span><span·class="n">IterFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-35">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="1760307475-36">(</span><span·class="p"·data-group-id="1760307475-36">)</span><span·class="p"·data-group-id="1760307475-35">]</span><span·class="p">,</span><span·class="w"> |
| 189 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 189 | ······</span><span·class="n">AdditionalLockFrags</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-37">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="1760307475-38">(</span><span·class="p"·data-group-id="1760307475-38">)</span><span·class="p"·data-group-id="1760307475-37">]</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id=" | 190 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id="1760307475-39">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-40">{</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·570,·SHA:·ef62dabca1212d99d9b082666cc5702705ddafe0747576ea2a32643954b7f17a·...·]-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 191 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 191 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">SplitN</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 192 | ····</span><span·class="k">if</span><span·class="w"> | 192 | ····</span><span·class="k">if</span><span·class="w"> |
| 193 | ········</span><span·class="n">P</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 193 | ········</span><span·class="n">P</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 194 | ············</span><span·class="n">L2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 194 | ············</span><span·class="n">L2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 195 | ············</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id=" | 195 | ············</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="1760307475-41">(</span><span·class="n">L2</span><span·class="p"·data-group-id="1760307475-41">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id=" | 196 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-42">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 197 | ······································</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p">,</span><span·class="w"> | 197 | ······································</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p">,</span><span·class="w"> |
| 198 | ······································</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L2</span><span·class="p"·data-group-id=" | 198 | ······································</span><span·class="ss">n_doubles</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="n">L2</span><span·class="p"·data-group-id="1760307475-42">}</span><span·class="p">,</span><span·class="w"> |
| 199 | ············</span><span·class="p"·data-group-id=" | 199 | ············</span><span·class="p"·data-group-id="1760307475-43">{</span><span·class="n">State2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-44">[</span><span·class="n">N</span><span·class="p"·data-group-id="1760307475-44">]</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·202,·SHA:·8836f45750424cd9d8202398f290ddb7a4f4c99f207f84de6d4500113577973a·...·]-43">}</span><span·class="p">;</span><span·class="w"> |
| 200 | ········</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 200 | ········</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 201 | ············</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> | 201 | ············</span><span·class="n">MergeN</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> |
| 202 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id=" | 202 | ············</span><span·class="n">State2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-46">{</span><span·class="ss">n_fragments</span><span·class="w">·····</span><span·class="o">=</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 203 | ······································</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p"·data-group-id=" | 203 | ······································</span><span·class="ss">next_n_to_split</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">MergeN</span><span·class="p"·data-group-id="1760307475-46">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ············</span><span·class="p"·data-group-id=" | 204 | ············</span><span·class="p"·data-group-id="1760307475-47">{</span><span·class="n">State2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-48">[</span><span·class="n">N</span><span·class="p"·data-group-id="1760307475-48">]</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·202,·SHA:·372e66764f65e1ceeeea328f6ac38cf5cb3048dda498223cb31e059f7cb4f4fa·...·]-47">}</span><span·class="w"> |
| 205 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 205 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 206 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id=" | 206 | </span><span·class="nf">del_frag</span><span·class="p"·data-group-id="1760307475-50">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="1760307475-50">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id=" | 207 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="1760307475-51">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="1760307475-51">)</span><span·class="p">,</span><span·class="w"> |
| 208 | ····</span><span·class="nf">del_frag</span><span·class="p"·data-group-id=" | 208 | ····</span><span·class="nf">del_frag</span><span·class="p"·data-group-id="1760307475-52">(</span><span·class="n">State</span><span·class="p"·data-group-id="1760307475-52">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 209 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 210 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id=" | 210 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="1760307475-53">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1760307475-53">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Fragnum</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 211 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 211 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-54">(</span><span·class="p"·data-group-id="1760307475-54">)</span><span·class="p">,</span><span·class="w"> |
| 212 | ······</span><span·class="n">Key</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 212 | ······</span><span·class="n">Key</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-55">(</span><span·class="p"·data-group-id="1760307475-55">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ······</span><span·class="n">Fragnum</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id=" | 213 | ······</span><span·class="n">Fragnum</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="1760307475-56">(</span><span·class="p"·data-group-id="1760307475-56">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="1760307475-57">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-58">{</span><span·class="ss">function</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">[·...·truncated·by·diffoscope;·len:·537,·SHA:·8568050bf13cde4e35b8e6cfa1847638485eb8c316b6b0b65cb2edd3e90d9a39·...·]-57">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash</span><span·class="p"·data-group-id="1760307475-59">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="1760307475-60">(</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><sp[·...·truncated·by·diffoscope;·len:·141,·SHA:·82a581decdf2404850cca120d6287df0858f456d00848499fec8780ed18a637a·...·]-59">)</span><span·class="p">,</span><span·class="w"> |
| 216 | ····</span><span·class="k">if</span><span·class="w"> | 216 | ····</span><span·class="k">if</span><span·class="w"> |
| 217 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 217 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | ············</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id=" | 218 | ············</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="1760307475-61">(</span><span·class="n">L</span><span·class="p"·data-group-id="1760307475-61">)</span><span·class="p">;</span><span·class="w"> |
| 219 | ········</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | ········</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ············</span><span·class="n">A</span><span·class="w"> | 220 | ············</span><span·class="n">A</span><span·class="w"> |
| 221 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 221 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 222 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="1760307475-62">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-63">{</span><span·class="ss">function</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nb">[·...·truncated·by·diffoscope;·len:·538,·SHA:·7a28db41b4b9dc956adecaf413057f4383f34d5c379cb239b285dfec2b0d1a3b·...·]-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 223 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash2</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash2</span><span·class="p"·data-group-id="1760307475-64">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="1760307475-65">(</span><span·class="n">L</span><span·class="w">·</span><span·class="o">+</span><sp[·...·truncated·by·diffoscope;·len:·141,·SHA:·71ff88757069483c39b3c32228e8b7a8aba6550fe66c3b48f3fbf88c76eee9c9·...·]-64">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 224 | ····</span><span·class="k">if</span><span·class="w"> | 224 | ····</span><span·class="k">if</span><span·class="w"> |
| 225 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 225 | ········</span><span·class="n">A</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 226 | ············</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id=" | 226 | ············</span><span·class="n">A</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="nf">power2</span><span·class="p"·data-group-id="1760307475-66">(</span><span·class="n">L</span><span·class="p"·data-group-id="1760307475-66">)</span><span·class="p">;</span><span·class="w"> |
| 227 | ········</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 227 | ········</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ············</span><span·class="n">A</span><span·class="w"> | 228 | ············</span><span·class="n">A</span><span·class="w"> |
| 229 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 229 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 230 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id=" | 230 | </span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="1760307475-67">(</span><span·class="n">OldState</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1760307475-67">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 231 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id=" | 231 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">convert_old_state</span><span·class="p"·data-group-id="1760307475-68">(</span><span·class="n">OldState</span><span·class="p"·data-group-id="1760307475-68">)</span><span·class="p">,</span><span·class="w"> |
| 232 | ····</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="1760307475-69">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="1760307475-69">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> | 233 | </span><span·class="c1">%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</span><span·class="w"> |
| 234 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id=" | 234 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id="1760307475-70">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="p"·data-group-id="1760307475-70">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Fragnums</span><span·class="w">·</span><span·class="k">when</span><span·class="w"> |
| 235 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 235 | ······</span><span·class="n">State</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1760307475-71">(</span><span·class="p"·data-group-id="1760307475-71">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ······</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec</span><span·class="p"·data-group-id=" | 236 | ······</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec</span><span·class="p"·data-group-id="1760307475-72">(</span><span·class="p"·data-group-id="1760307475-72">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ······</span><span·class="n">Fragnums</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | ······</span><span·class="n">Fragnums</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1760307475-73">[</span><span·class="nf">integer</span><span·class="p"·data-group-id="1760307475-74">(</span><span·class="p"·data-group-id="1760307475-74">)</span><span·class="p"·data-group-id="1760307475-73">]</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id=" | 238 | </span><span·class="nf">match_spec_to_frag_numbers</span><span·class="p"·data-group-id="1760307475-75">(</span><span·class="o">#</span><span·class="ss">hash_state</span><span·class="p"·data-group-id="1760307475-76">{</span><span·class="ss">n_fragments</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n[·...·truncated·by·diffoscope;·len:·285,·SHA:·cc405c46d119cf399320617995ab50f1c12892677c4e886452eecde95b60703d·...·]-75">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 239 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 239 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 240 | ········</span><span·class="p"·data-group-id=" | 240 | ········</span><span·class="p"·data-group-id="1760307475-77">[</span><span·class="p"·data-group-id="1760307475-78">{</span><span·class="n">HeadPat</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span[·...·truncated·by·diffoscope;·len:·555,·SHA:·0c75fc1c27b127ae5a770e6db98e3e3d97e96c539a3ef84f944c412dc9ebba24·...·]-80">)</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 241 | ············</span><span·class="n">KeyPat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 241 | ············</span><span·class="n">KeyPat</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="1760307475-81">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HeadPat</span><span·class="p"·data-group-id="1760307475-81">)</span><span·class="p">,</span><span·class="w"> |
| 242 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">has_var</span><span·class="p"·data-group-id=" | 242 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">has_var</span><span·class="p"·data-group-id="1760307475-82">(</span><span·class="n">KeyPat</span><span·class="p"·data-group-id="1760307475-82">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 243 | ················</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 243 | ················</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ····················</span><span·class="p"·data-group-id=" | 244 | ····················</span><span·class="p"·data-group-id="1760307475-83">[</span><span·class="nf">key_to_frag_number</span><span·class="p"·data-group-id="1760307475-84">(</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">KeyPat</span><span·class="p"·data-group-id="1[·...·truncated·by·diffoscope;·len:·63,·SHA:·6c7e7d978ec7a9ae3314af22ba067312bf6bbafef5d6460e0e9fd2d5e09a1079·...·]-83">]</span><span·class="p">;</span><span·class="w"> |
| 245 | ················</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 245 | ················</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 133 | ··<a·href="#starting-mnesia-for-the-first-time"·class="hover-link"> | 133 | ··<a·href="#starting-mnesia-for-the-first-time"·class="hover-link"> |
| 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 135 | ··</a> | 135 | ··</a> |
| 136 | ··<span·class="text">Starting·Mnesia·for·the·First·Time</span> | 136 | ··<span·class="text">Starting·Mnesia·for·the·First·Time</span> |
| 137 | </h2> | 137 | </h2> |
| 138 | <p>This·section·provides·a·simplified·demonstration·of·a·<code·class="inline">Mnesia</code>·system·startup. | 138 | <p>This·section·provides·a·simplified·demonstration·of·a·<code·class="inline">Mnesia</code>·system·startup. |
| 139 | The·dialogue·from·the·Erlang·shell·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-mnesia·dir·'"/tmp/funky"'</span><span·class="w"> | 139 | The·dialogue·from·the·Erlang·shell·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-mnesia·dir·'"/tmp/funky"'</span><span·class="w"> |
| 140 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id=" | 140 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">15.1</span><span·class="p">.</span><span·class="mi">2</span><span·class="p"·data-group-id="7032783799-1">]</span><span·class="w"> |
| 141 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 141 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-2">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·c4d0e1065e3b5fa72e8e3f1f2ef39e29c3282a95309403e6f8d239460c3b1c5a·...·]-2">)</span><span·class="gp·unselectable"> |
| 142 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 142 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="7032783799-4">(</span><span·class="p"·data-group-id="7032783799-5">[</span><span·class="nf">node</span><span·class="p"·data-group-id="7032783799-6">(</span><span·class="p"·data-group-id="7032783799-6">)</span><span·class="p"·data-group-id="7032783799-5">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·1718929d3f52269bf89e787a2ba054ec3458d5ba1fc7f4ecfeccaff1ff193371·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 143 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 144 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 144 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7032783799-7">(</span><span·class="p"·data-group-id="7032783799-7">)</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 145 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 146 | 3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 146 | 3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7032783799-8">(</span><span·class="ss">funky</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-9">[</span><span·class="p"·data-group-id="7032783799-9">]</span><span·class="p"·data-group-id="7032783799-8">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="p"·data-group-id=" | 147 | </span><span·class="p"·data-group-id="7032783799-10">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="7032783799-10">}</span><span·class="gp·unselectable"> |
| 148 | 4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id=" | 148 | 4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="7032783799-11">(</span><span·class="p"·data-group-id="7032783799-11">)</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">holding</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· | 149 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">holding</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· |
| 150 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">waiting</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· | 150 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Processes</span><span·class="w">·</span><span·class="ss">waiting</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">locks</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· |
| 151 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Participant</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· | 151 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Participant</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· |
| 152 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Coordinator</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> | 152 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Coordinator</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w"> |
| 153 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Uncertain</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· | 153 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Uncertain</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· |
| 154 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">tables</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· | 154 | </span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Active</span><span·class="w">·</span><span·class="ss">tables</span><span·class="w">·</span><span·class="o"><-</span><span·class="o">--</span><span·class="w">· |
| 155 | </span><span·class="ss">funky</span><span·class="w">··········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">········</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">305</span><span·class="w">······</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> | 155 | </span><span·class="ss">funky</span><span·class="w">··········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">········</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">305</span><span·class="w">······</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> |
| 156 | </span><span·class="ss">schema</span><span·class="w">·········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">········</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">533</span><span·class="w">······</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> | 156 | </span><span·class="ss">schema</span><span·class="w">·········</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">········</span><span·class="ss">records</span><span·class="w">·</span><span·class="ss">occupying</span><span·class="w">·</span><span·class="mi">533</span><span·class="w">······</span><span·class="ss">words</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">mem</span><span·class="w"> |
| 157 | </span><span·class="o">==</span><span·class="p">=></span><span·class="w">·</span><span·class="n">System</span><span·class="w">·</span><span·class="ss">info</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="s">"4.23.2"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug</span><span·class="w">·</span><span·class="ss">level</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="o"><=</span><span·class="o">==</span><span·class="w"> | 157 | </span><span·class="o">==</span><span·class="p">=></span><span·class="w">·</span><span·class="n">System</span><span·class="w">·</span><span·class="ss">info</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="s">"4.23.2"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug</span><span·class="w">·</span><span·class="ss">level</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">none</span><span·class="w">·</span><span·class="o"><=</span><span·class="o">==</span><span·class="w"> |
| 158 | </span><span·class="ss">opt_disc</span><span·class="p">.</span><span·class="w">·</span><span·class="n">Directory</span><span·class="w">·</span><span·class="s">"/tmp/funky"</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">used</span><span·class="p">.</span><span·class="w"> | 158 | </span><span·class="ss">opt_disc</span><span·class="p">.</span><span·class="w">·</span><span·class="n">Directory</span><span·class="w">·</span><span·class="s">"/tmp/funky"</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">used</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="ss">use</span><span·class="w">·</span><span·class="ss">fallback</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">restart</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> | 159 | </span><span·class="ss">use</span><span·class="w">·</span><span·class="ss">fallback</span><span·class="w">·</span><span·class="ss">at</span><span·class="w">·</span><span·class="ss">restart</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> |
| 160 | </span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 160 | </span><span·class="ss">running</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-12">[</span><span·class="ss">nonode@nohost</span><span·class="p"·data-group-id="7032783799-12">]</span><span·class="w"> |
| 161 | </span><span·class="ss">stopped</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 161 | </span><span·class="ss">stopped</span><span·class="w">·</span><span·class="ss">db</span><span·class="w">·</span><span·class="nb">nodes</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-13">[</span><span·class="p"·data-group-id="7032783799-13">]</span><span·class="w"> |
| 162 | </span><span·class="ss">master</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">tables</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 162 | </span><span·class="ss">master</span><span·class="w">·</span><span·class="nb">node</span><span·class="w">·</span><span·class="ss">tables</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-14">[</span><span·class="p"·data-group-id="7032783799-14">]</span><span·class="w"> |
| 163 | </span><span·class="ss">remote</span><span·class="w">·············</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 163 | </span><span·class="ss">remote</span><span·class="w">·············</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-15">[</span><span·class="p"·data-group-id="7032783799-15">]</span><span·class="w"> |
| 164 | </span><span·class="ss">ram_copies</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 164 | </span><span·class="ss">ram_copies</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-16">[</span><span·class="ss">funky</span><span·class="p"·data-group-id="7032783799-16">]</span><span·class="w"> |
| 165 | </span><span·class="ss">disc_copies</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 165 | </span><span·class="ss">disc_copies</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-17">[</span><span·class="ss">schema</span><span·class="p"·data-group-id="7032783799-17">]</span><span·class="w"> |
| 166 | </span><span·class="ss">disc_only_copies</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | </span><span·class="ss">disc_only_copies</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-18">[</span><span·class="p"·data-group-id="7032783799-18">]</span><span·class="w"> |
| 167 | </span><span·class="p"·data-group-id=" | 167 | </span><span·class="p"·data-group-id="7032783799-19">[</span><span·class="p"·data-group-id="7032783799-20">{</span><span·class="ss">nonode@nohost</span><span·class="p">,</span><span·class="ss">disc_copies</span><span·class="p"·data-group-id="7032783799-20">}</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·222,·SHA:·ce93424e4cd3f9fc25f6c47939630ca6630ec20cd38c1378245b6ce0878c51ca·...·]-21">]</span><span·class="w"> |
| 168 | </span><span·class="p"·data-group-id=" | 168 | </span><span·class="p"·data-group-id="7032783799-22">[</span><span·class="p"·data-group-id="7032783799-23">{</span><span·class="ss">nonode@nohost</span><span·class="p">,</span><span·class="ss">ram_copies</span><span·class="p"·data-group-id="7032783799-23">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·220,·SHA:·c989d35faf76637789c16983c8191e3dcd1560c4e30faa519288822270577f5e·...·]-24">]</span><span·class="w"> |
| 169 | </span><span·class="mi">3</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">committed</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">aborted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">restarted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">logged</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">disc</span><span·class="w"> | 169 | </span><span·class="mi">3</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">committed</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">aborted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">restarted</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="ss">logged</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">disc</span><span·class="w"> |
| 170 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">held</span><span·class="w">·</span><span·class="ss">locks</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">queue</span><span·class="p">;</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">remote</span><span·class="w"> | 170 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">held</span><span·class="w">·</span><span·class="ss">locks</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">queue</span><span·class="p">;</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">remote</span><span·class="w"> |
| 171 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">waits</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="nc">nodes</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 171 | </span><span·class="mi">0</span><span·class="w">·</span><span·class="ss">transactions</span><span·class="w">·</span><span·class="ss">waits</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="nc">nodes</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="7032783799-25">[</span><span·class="p"·data-group-id="7032783799-25">]</span><span·class="w"> |
| 172 | </span><span·class="ss">ok</span></code></pre><p>In·this·example,·the·following·actions·are·performed:</p><ul><li><em>Step·1:</em>·The·Erlang·system·is·started·from·the·UNIX·prompt·with·a·flag | 172 | </span><span·class="ss">ok</span></code></pre><p>In·this·example,·the·following·actions·are·performed:</p><ul><li><em>Step·1:</em>·The·Erlang·system·is·started·from·the·UNIX·prompt·with·a·flag |
| 173 | <code·class="inline">-mnesia·dir·'"/tmp/funky"'</code>,·which·indicates·in·which·directory·to·store·the | 173 | <code·class="inline">-mnesia·dir·'"/tmp/funky"'</code>,·which·indicates·in·which·directory·to·store·the |
| 174 | data.</li><li><em>Step·2:</em>·A·new·empty·schema·is·initialized·on·the·local·node·by·evaluating | 174 | data.</li><li><em>Step·2:</em>·A·new·empty·schema·is·initialized·on·the·local·node·by·evaluating |
| 175 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·The·schema | 175 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·The·schema |
| 176 | contains·information·about·the·database·in·general.·This·is·explained·in | 176 | contains·information·about·the·database·in·general.·This·is·explained·in |
| 177 | detail·later.</li><li><em>Step·3:</em>·The·DBMS·is·started·by·evaluating | 177 | detail·later.</li><li><em>Step·3:</em>·The·DBMS·is·started·by·evaluating |
| 178 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.</li><li><em>Step·4:</em>·A·first·table·is·created,·called·<code·class="inline">funky</code>,·by·evaluating·the | 178 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.</li><li><em>Step·4:</em>·A·first·table·is·created,·called·<code·class="inline">funky</code>,·by·evaluating·the |
| Offset 225, 36 lines modified | Offset 225, 36 lines modified | ||
| 225 | relationship.</li></ol></li></ul><h3·id="defining-structure-and-content"·class="section-heading"> | 225 | relationship.</li></ol></li></ul><h3·id="defining-structure-and-content"·class="section-heading"> |
| 226 | ··<a·href="#defining-structure-and-content"·class="hover-link"> | 226 | ··<a·href="#defining-structure-and-content"·class="hover-link"> |
| 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 227 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 228 | ··</a> | 228 | ··</a> |
| 229 | ··<span·class="text">Defining·Structure·and·Content</span> | 229 | ··<span·class="text">Defining·Structure·and·Content</span> |
| 230 | </h3> | 230 | </h3> |
| 231 | <p>First·the·record·definitions·are·entered·into·a·text·file·named·<code·class="inline">company.hrl</code>. | 231 | <p>First·the·record·definitions·are·entered·into·a·text·file·named·<code·class="inline">company.hrl</code>. |
| 232 | This·file·defines·the·following·structure·for·the·example·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 232 | This·file·defines·the·following·structure·for·the·example·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0903232437-1">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0903232437-2">{</span><span·class="ss">emp_no</span><span·class="p">,</span><span·class="w"> |
| 233 | ···················</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> | 233 | ···················</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 234 | ···················</span><span·class="ss">salary</span><span·class="p">,</span><span·class="w"> | 234 | ···················</span><span·class="ss">salary</span><span·class="p">,</span><span·class="w"> |
| 235 | ···················</span><span·class="ss">sex</span><span·class="p">,</span><span·class="w"> | 235 | ···················</span><span·class="ss">sex</span><span·class="p">,</span><span·class="w"> |
| 236 | ···················</span><span·class="ss">phone</span><span·class="p">,</span><span·class="w"> | 236 | ···················</span><span·class="ss">phone</span><span·class="p">,</span><span·class="w"> |
| 237 | ···················</span><span·class="ss">room_no</span><span·class="p"·data-group-id=" | 237 | ···················</span><span·class="ss">room_no</span><span·class="p"·data-group-id="0903232437-2">}</span><span·class="p"·data-group-id="0903232437-1">)</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="w"> | 238 | </span><span·class="w"> |
| 239 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 239 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0903232437-3">(</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0903232437-4">{</span><span·class="ss">id</span><span·class="p">,</span><span·class="w"> |
| 240 | ···············</span><span·class="ss">name</span><span·class="p"·data-group-id=" | 240 | ···············</span><span·class="ss">name</span><span·class="p"·data-group-id="0903232437-4">}</span><span·class="p"·data-group-id="0903232437-3">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="w"> | 241 | </span><span·class="w"> |
| 242 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 242 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0903232437-5">(</span><span·class="ss">project</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0903232437-6">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 243 | ··················</span><span·class="ss">number</span><span·class="p"·data-group-id=" | 243 | ··················</span><span·class="ss">number</span><span·class="p"·data-group-id="0903232437-6">}</span><span·class="p"·data-group-id="0903232437-5">)</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="w"> | 244 | </span><span·class="w"> |
| 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 245 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0903232437-7">(</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0903232437-8">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w"> |
| 246 | ··················</span><span·class="ss">dept</span><span·class="p"·data-group-id=" | 246 | ··················</span><span·class="ss">dept</span><span·class="p"·data-group-id="0903232437-8">}</span><span·class="p"·data-group-id="0903232437-7">)</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="w"> | 247 | </span><span·class="w"> |
| 248 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 248 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0903232437-9">(</span><span·class="ss">at_dep</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0903232437-10">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w"> |
| 249 | ·················</span><span·class="ss">dept_id</span><span·class="p"·data-group-id=" | 249 | ·················</span><span·class="ss">dept_id</span><span·class="p"·data-group-id="0903232437-10">}</span><span·class="p"·data-group-id="0903232437-9">)</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="w"> | 250 | </span><span·class="w"> |
| 251 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 251 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="0903232437-11">(</span><span·class="ss">in_proj</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0903232437-12">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w"> |
| 252 | ··················</span><span·class="ss">proj_name</span><span·class="p"·data-group-id=" | 252 | ··················</span><span·class="ss">proj_name</span><span·class="p"·data-group-id="0903232437-12">}</span><span·class="p"·data-group-id="0903232437-11">)</span><span·class="p">.</span></code></pre><p>The·structure·defines·six·tables·in·the·database.·In·<code·class="inline">Mnesia</code>,·the·function |
| 253 | <a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table(Name,·Opts)</code></a>·creates·tables. | 253 | <a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table(Name,·Opts)</code></a>·creates·tables. |
| 254 | <code·class="inline">Name</code>·is·the·table·name.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·current·version·of·<code·class="inline">Mnesia</code>·does·not·require·that·the·name·of·the·table·is | 254 | <code·class="inline">Name</code>·is·the·table·name.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·current·version·of·<code·class="inline">Mnesia</code>·does·not·require·that·the·name·of·the·table·is |
| 255 | the·same·as·the·record·name,·see | 255 | the·same·as·the·record·name,·see |
| 256 | <a·href="mnesia_chap4.html#recordnames_tablenames">Record·Names·versus·Table·Names.</a>.</p></section><p>For·example,·the·table·for·employees·is·created·with·the·function | 256 | <a·href="mnesia_chap4.html#recordnames_tablenames">Record·Names·versus·Table·Names.</a>.</p></section><p>For·example,·the·table·for·employees·is·created·with·the·function |
| 257 | <code·class="inline">mnesia:create_table(employee,·[{attributes,·record_info(fields,·employee)}])</code>. | 257 | <code·class="inline">mnesia:create_table(employee,·[{attributes,·record_info(fields,·employee)}])</code>. |
| 258 | The·table·name·<code·class="inline">employee</code>·matches·the·name·for·records·specified·in·<code·class="inline">Opts</code>. | 258 | The·table·name·<code·class="inline">employee</code>·matches·the·name·for·records·specified·in·<code·class="inline">Opts</code>. |
| 259 | The·expression·<code·class="inline">record_info(fields,·RecordName)</code>·is·processed·by·the·Erlang | 259 | The·expression·<code·class="inline">record_info(fields,·RecordName)</code>·is·processed·by·the·Erlang |
| Offset 263, 52 lines modified | Offset 263, 52 lines modified | ||
| 263 | ··<a·href="#program"·class="hover-link"> | 263 | ··<a·href="#program"·class="hover-link"> |
| 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 264 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 265 | ··</a> | 265 | ··</a> |
| 266 | ··<span·class="text">Program</span> | 266 | ··<span·class="text">Program</span> |
| 267 | </h3> | 267 | </h3> |
| 268 | <p>The·following·shell·interaction·starts·<code·class="inline">Mnesia</code>·and·initializes·the·schema·for | 268 | <p>The·following·shell·interaction·starts·<code·class="inline">Mnesia</code>·and·initializes·the·schema·for |
| 269 | the·<code·class="inline">Company</code>·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</span><span·class="w"> | 269 | the·<code·class="inline">Company</code>·database:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</span><span·class="w"> |
| 270 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id=" | 270 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="6112136640-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">15.1</span><span·class="p">.</span><span·class="mi">2</span><span·class="p"·data-group-id="6112136640-1">]</span><span·class="w"> |
| 271 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 271 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id="6112136640-2">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·4d369d51850bab8f6f01a24382ae843cde13cb9eabe873660d86712823ad3d2b·...·]-2">)</span><span·class="gp·unselectable"> |
| 272 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 272 | 1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="6112136640-4">(</span><span·class="p"·data-group-id="6112136640-5">[</span><span·class="nf">node</span><span·class="p"·data-group-id="6112136640-6">(</span><span·class="p"·data-group-id="6112136640-6">)</span><span·class="p"·data-group-id="6112136640-5">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·7138f5bbe4e8d5ac02901dd87a1f93da14778eaaab66833aa17e0f7f05a097ea·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 273 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 273 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 274 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 274 | 2>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6112136640-7">(</span><span·class="p"·data-group-id="6112136640-7">)</span><span·class="p">.</span><span·class="w"> |
| 275 | </span><span·class="ss">ok</span></code></pre><p>The·following·program·module·creates·and·populates·previously·defined·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="7 | 275 | </span><span·class="ss">ok</span></code></pre><p>The·following·program·module·creates·and·populates·previously·defined·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="3752896545-1">(</span><span·class="s">"stdlib/include/qlc.hrl"</span><span·class="p"·data-group-id="3752896545-1">)</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="7 | 276 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="3752896545-2">(</span><span·class="s">"company.hrl"</span><span·class="p"·data-group-id="3752896545-2">)</span><span·class="p">.</span><span·class="w"> |
| 277 | </span><span·class="nf">init</span><span·class="p"·data-group-id="7 | 277 | </span><span·class="nf">init</span><span·class="p"·data-group-id="3752896545-3">(</span><span·class="p"·data-group-id="3752896545-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7 | 278 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3752896545-4">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w"> |
| 279 | ························</span><span·class="p"·data-group-id="7 | 279 | ························</span><span·class="p"·data-group-id="3752896545-5">[</span><span·class="p"·data-group-id="3752896545-6">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="3752896545-7">(</span><span·class[·...·truncated·by·diffoscope;·len:·299,·SHA:·6b2c8d8ffc59a69eea48b2257f85a5af9ffdc9078666e7963097743bd2cd9d34·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 280 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7 | 280 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3752896545-8">(</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w"> |
| 281 | ························</span><span·class="p"·data-group-id="7 | 281 | ························</span><span·class="p"·data-group-id="3752896545-9">[</span><span·class="p"·data-group-id="3752896545-10">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="3752896545-11">(</span><span·cla[·...·truncated·by·diffoscope;·len:·299,·SHA:·3bf959e9d966c2158e60341980e1f0bd6917ddda7704f2c1810204e14808f6fc·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 282 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7 | 282 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3752896545-12">(</span><span·class="ss">project</span><span·class="p">,</span><span·class="w"> |
| 283 | ························</span><span·class="p"·data-group-id="7 | 283 | ························</span><span·class="p"·data-group-id="3752896545-13">[</span><span·class="p"·data-group-id="3752896545-14">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="3752896545-15">(</span><span·cl[·...·truncated·by·diffoscope;·len:·304,·SHA:·9f6ef7bdbb9104f339842ba3b95904bb644b14c61ba764a79db3df176cc96578·...·]-12">)</span><span·class="p">,</span><span·class="w"> |
| 284 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7 | 284 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3752896545-16">(</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3752896545-17">[</span><span·class="p"·data-group-id="3752896545-18">{</span><span·class="ss">type</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·98,·SHA:·707f4c74c87da5fd01e6fdd33c38b650b9d3992e3191de247cf1f9999da879c7·...·]-18">}</span><span·class="p">,</span><span·class="w"> |
| 285 | ··································</span><span·class="p"·data-group-id="7 | 285 | ··································</span><span·class="p"·data-group-id="3752896545-19">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="3752896545-20">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·250,·SHA:·134fb61666399f1ce4f4cf97c18cd28df9f64c8adfd9c1da5e51b977e2294213·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 286 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7 | 286 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3752896545-21">(</span><span·class="ss">at_dep</span><span·class="p">,</span><span·class="w"> |
| 287 | ·························</span><span·class="p"·data-group-id="7 | 287 | ·························</span><span·class="p"·data-group-id="3752896545-22">[</span><span·class="p"·data-group-id="3752896545-23">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="3752896545-24">(</span><span·cl[·...·truncated·by·diffoscope;·len:·303,·SHA:·b15c5d3cbc3dc3a4f1fa2e639e94c5c537f2422bf72abe6e371ad8d056ba848b·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 288 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7 | 288 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3752896545-25">(</span><span·class="ss">in_proj</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3752896545-26">[</span><span·class="p"·data-group-id="3752896545-27">{</span><span·class="ss">type</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·98,·SHA:·707f4c74c87da5fd01e6fdd33c38b650b9d3992e3191de247cf1f9999da879c7·...·]-27">}</span><span·class="p">,</span><span·class="w"> |
| 289 | ··································</span><span·class="p"·data-group-id="7 | 289 | ··································</span><span·class="p"·data-group-id="3752896545-28">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="3752896545-29">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·250,·SHA:·fd8ce15e37eb9ca0bf6b46aca207d8c3262a4c8426d2751be90a293ca6181c6b·...·]-25">)</span><span·class="p">.</span></code></pre><h3·id="program-explained"·class="section-heading"> |
| 290 | ··<a·href="#program-explained"·class="hover-link"> | 290 | ··<a·href="#program-explained"·class="hover-link"> |
| 291 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 291 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 292 | ··</a> | 292 | ··</a> |
| 293 | ··<span·class="text">Program·Explained</span> | 293 | ··<span·class="text">Program·Explained</span> |
| 294 | </h3> | 294 | </h3> |
| 295 | <p>The·following·commands·and·functions·are·used·to·initiate·the·<code·class="inline">Company</code> | 295 | <p>The·following·commands·and·functions·are·used·to·initiate·the·<code·class="inline">Company</code> |
| 296 | database:</p><ul><li><code·class="inline">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code>.·This·is·a·UNIX | 296 | database:</p><ul><li><code·class="inline">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code>.·This·is·a·UNIX |
| 297 | command-line·entry·that·starts·the·Erlang·system.·The·flag·<code·class="inline">-mnesia·dir·Dir</code> | 297 | command-line·entry·that·starts·the·Erlang·system.·The·flag·<code·class="inline">-mnesia·dir·Dir</code> |
| 298 | specifies·the·location·of·the·database·directory.·The·system·responds·and | 298 | specifies·the·location·of·the·database·directory.·The·system·responds·and |
| 299 | waits·for·further·input·with·the·prompt·<code·class="inline">1></code>.</li><li><a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·This·function·has | 299 | waits·for·further·input·with·the·prompt·<code·class="inline">1></code>.</li><li><a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema([node()])</code></a>.·This·function·has |
| 300 | the·format·<code·class="inline">mnesia:create_schema(DiscNodeList)</code>·and·initiates·a·new·schema.·In | 300 | the·format·<code·class="inline">mnesia:create_schema(DiscNodeList)</code>·and·initiates·a·new·schema.·In |
| 301 | this·example,·a·non-distributed·system·using·only·one·node·is·created.·Schemas | 301 | this·example,·a·non-distributed·system·using·only·one·node·is·created.·Schemas |
| 302 | are·fully·explained·in·<a·href="mnesia_chap3.html#def_schema">Define·a·Schema</a>.</li><li><a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.·This·function·starts·<code·class="inline">Mnesia</code>·and·is·fully | 302 | are·fully·explained·in·<a·href="mnesia_chap3.html#def_schema">Define·a·Schema</a>.</li><li><a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>.·This·function·starts·<code·class="inline">Mnesia</code>·and·is·fully |
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| 171 | there·as·well.·This·action·extends·the·set·of·nodes·that·comprise·this | 171 | there·as·well.·This·action·extends·the·set·of·nodes·that·comprise·this |
| 172 | particular·<code·class="inline">Mnesia</code>·system.</p></li><li><p><a·href="mnesia.html#del_table_copy/2"><code·class="inline">mnesia:del_table_copy(Tab,·Node)</code></a>·deletes·the | 172 | particular·<code·class="inline">Mnesia</code>·system.</p></li><li><p><a·href="mnesia.html#del_table_copy/2"><code·class="inline">mnesia:del_table_copy(Tab,·Node)</code></a>·deletes·the |
| 173 | replica·of·table·<code·class="inline">Tab</code>·at·node·<code·class="inline">Node</code>.·When·the·last·replica·of·a·table·is | 173 | replica·of·table·<code·class="inline">Tab</code>·at·node·<code·class="inline">Node</code>.·When·the·last·replica·of·a·table·is |
| 174 | removed,·the·table·is·deleted.</p></li><li><p><a·href="mnesia.html#transform_table/4"><code·class="inline">mnesia:transform_table(Tab,·Fun,·NewAttributeList,·NewRecordName)</code></a> | 174 | removed,·the·table·is·deleted.</p></li><li><p><a·href="mnesia.html#transform_table/4"><code·class="inline">mnesia:transform_table(Tab,·Fun,·NewAttributeList,·NewRecordName)</code></a> |
| 175 | changes·the·format·on·all·records·in·table·<code·class="inline">Tab</code>.·It·applies·argument·<code·class="inline">Fun</code>·to | 175 | changes·the·format·on·all·records·in·table·<code·class="inline">Tab</code>.·It·applies·argument·<code·class="inline">Fun</code>·to |
| 176 | all·records·in·the·table.·<code·class="inline">Fun</code>·must·be·a·function·that·takes·a·record·of·the | 176 | all·records·in·the·table.·<code·class="inline">Fun</code>·must·be·a·function·that·takes·a·record·of·the |
| 177 | old·type,·and·returns·the·record·of·the·new·type.·The·table·key·must·not·be | 177 | old·type,·and·returns·the·record·of·the·new·type.·The·table·key·must·not·be |
| 178 | changed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 178 | changed.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4990860688-1">(</span><span·class="ss">old</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4990860688-2">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">val</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·0c705b0861def4b7689762fedaf17c858a302362d9242840c9b39aaef98fdc3c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4990860688-3">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4990860688-4">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">val</span><spa[·...·truncated·by·diffoscope;·len:·167,·SHA:·2419856fe77794efe4ce88aece9cdd54db507f96cad74a8ccf4db8dd6c06257b·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="n">Transformer</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 180 | </span><span·class="n">Transformer</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 181 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 181 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id="4990860688-5">(</span><span·class="n">X</span><span·class="p"·data-group-id="4990860688-5">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">record</span><span·class="p"·data-group-id="4990860688-6">(</span[·...·truncated·by·diffoscope;·len:·141,·SHA:·4f3a825cb176d36f56cf0acfdf78498871d6e658c4f21069b419f8ce05f081a8·...·]-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 182 | ······</span><span·class="o">#</span><span·class="ss">new</span><span·class="p"·data-group-id=" | 182 | ······</span><span·class="o">#</span><span·class="ss">new</span><span·class="p"·data-group-id="4990860688-7">{</span><span·class="ss">key</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">old</span><span·class="p">.</span><span·class="ss">key</span><span·class="p">,</span><span·class="w"> |
| 183 | ···········</span><span·class="ss">val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">old</span><span·class="p">.</span><span·class="ss">val</span><span·class="p">,</span><span·class="w"> | 183 | ···········</span><span·class="ss">val</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">X</span><span·class="o">#</span><span·class="ss">old</span><span·class="p">.</span><span·class="ss">val</span><span·class="p">,</span><span·class="w"> |
| 184 | ···········</span><span·class="ss">extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id=" | 184 | ···········</span><span·class="ss">extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="4990860688-7">}</span><span·class="w"> |
| 185 | ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 185 | ···</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 186 | </span><span·class="p"·data-group-id=" | 186 | </span><span·class="p"·data-group-id="4990860688-8">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p"·data-group-id="4990860688-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·129,·SHA:·a2bc2dd1b9bd5df2abc82bfdd741f74f0c07ae238f42a8f78a43d7e60aaeac27·...·]-9">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Transformer</span><span·class="p">,</span><span·class="w"> |
| 187 | ······································</span><span·class="nf">record_info</span><span·class="p"·data-group-id=" | 187 | ······································</span><span·class="nf">record_info</span><span·class="p"·data-group-id="4990860688-10">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">new</span><span·class="p"·data-group-id="4990860688-10">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ······································</span><span·class="ss">new</span><span·class="p"·data-group-id=" | 188 | ······································</span><span·class="ss">new</span><span·class="p"·data-group-id="4990860688-9">)</span><span·class="p">,</span></code></pre><p>Argument·<code·class="inline">Fun</code>·can·also·be·the·atom·<code·class="inline">ignore</code>,·which·indicates·that·only·the |
| 189 | metadata·about·the·table·is·updated.·Use·of·<code·class="inline">ignore</code>·is·not·recommended·(as·it | 189 | metadata·about·the·table·is·updated.·Use·of·<code·class="inline">ignore</code>·is·not·recommended·(as·it |
| 190 | creates·inconsistencies·between·the·metadata·and·the·actual·data)·but·it·is | 190 | creates·inconsistencies·between·the·metadata·and·the·actual·data)·but·it·is |
| 191 | included·as·a·possibility·for·the·user·do·to·an·own·(offline)·transform.</p></li><li><p><a·href="mnesia.html#change_table_copy_type/3"><code·class="inline">mnesia:change_table_copy_type(Tab,·Node,·ToType)</code></a> | 191 | included·as·a·possibility·for·the·user·do·to·an·own·(offline)·transform.</p></li><li><p><a·href="mnesia.html#change_table_copy_type/3"><code·class="inline">mnesia:change_table_copy_type(Tab,·Node,·ToType)</code></a> |
| 192 | changes·the·storage·type·of·a·table.·For·example,·a·RAM·table·is·changed·to·a | 192 | changes·the·storage·type·of·a·table.·For·example,·a·RAM·table·is·changed·to·a |
| 193 | <code·class="inline">disc_table</code>·at·the·node·specified·as·<code·class="inline">Node</code>.</p></li></ul><h2·id="data-model"·class="section-heading"> | 193 | <code·class="inline">disc_table</code>·at·the·node·specified·as·<code·class="inline">Node</code>.</p></li></ul><h2·id="data-model"·class="section-heading"> |
| 194 | ··<a·href="#data-model"·class="hover-link"> | 194 | ··<a·href="#data-model"·class="hover-link"> |
| 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 195 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 234, 37 lines modified | Offset 234, 37 lines modified | ||
| 234 | <a·href="mnesia_chap2.html#getting_started">Getting·Started</a>·to·illustrate·how·to·run·a | 234 | <a·href="mnesia_chap2.html#getting_started">Getting·Started</a>·to·illustrate·how·to·run·a |
| 235 | database·on·two·separate·nodes,·called·<code·class="inline">a@gin</code>·and·<code·class="inline">b@skeppet</code>.·Each·of·these | 235 | database·on·two·separate·nodes,·called·<code·class="inline">a@gin</code>·and·<code·class="inline">b@skeppet</code>.·Each·of·these |
| 236 | nodes·must·have·a·<code·class="inline">Mnesia</code>·directory·and·an·initialized·schema·before·<code·class="inline">Mnesia</code> | 236 | nodes·must·have·a·<code·class="inline">Mnesia</code>·directory·and·an·initialized·schema·before·<code·class="inline">Mnesia</code> |
| 237 | can·be·started.·There·are·two·ways·to·specify·the·<code·class="inline">Mnesia</code>·directory·to·be·used:</p><ul><li><p>Specify·the·<code·class="inline">Mnesia</code>·directory·by·providing·an·application·parameter·either | 237 | can·be·started.·There·are·two·ways·to·specify·the·<code·class="inline">Mnesia</code>·directory·to·be·used:</p><ul><li><p>Specify·the·<code·class="inline">Mnesia</code>·directory·by·providing·an·application·parameter·either |
| 238 | when·starting·the·Erlang·shell·or·in·the·application·script.·Previously,·the | 238 | when·starting·the·Erlang·shell·or·in·the·application·script.·Previously,·the |
| 239 | following·example·was·used·to·create·the·directory·for·the·<code·class="inline">Company</code>·database:</p><pre><code·class="text">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code></pre></li><li><p>If·no·command-line·flag·is·entered,·the·<code·class="inline">Mnesia</code>·directory·becomes·the·current | 239 | following·example·was·used·to·create·the·directory·for·the·<code·class="inline">Company</code>·database:</p><pre><code·class="text">%·erl·-mnesia·dir·'"/ldisc/scratch/Mnesia.Company"'</code></pre></li><li><p>If·no·command-line·flag·is·entered,·the·<code·class="inline">Mnesia</code>·directory·becomes·the·current |
| 240 | working·directory·on·the·node·where·the·Erlang·shell·is·started.</p></li></ul><p>To·start·the·<code·class="inline">Company</code>·database·and·get·it·running·on·the·two·specified·nodes, | 240 | working·directory·on·the·node·where·the·Erlang·shell·is·started.</p></li></ul><p>To·start·the·<code·class="inline">Company</code>·database·and·get·it·running·on·the·two·specified·nodes, |
| 241 | enter·the·following·commands:</p><ol><li>On·the·node·<code·class="inline">a@gin</code>:</li></ol><pre><code·class="text">·gin·%·erl·-sname·a··-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol·start="2"><li>On·the·node·<code·class="inline">b@skeppet</code>:</li></ol><pre><code·class="text">skeppet·%·erl·-sname·b·-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol·start="3"><li>On·one·of·the·two·nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 241 | enter·the·following·commands:</p><ol><li>On·the·node·<code·class="inline">a@gin</code>:</li></ol><pre><code·class="text">·gin·%·erl·-sname·a··-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol·start="2"><li>On·the·node·<code·class="inline">b@skeppet</code>:</li></ol><pre><code·class="text">skeppet·%·erl·-sname·b·-mnesia·dir·'"/ldisc/scratch/Mnesia.company"'</code></pre><ol·start="3"><li>On·one·of·the·two·nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(a@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="6385831840-1">(</span><span·class="p"·data-group-id="6385831840-2">[</span><span·class="ss">a@gin</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b@skeppet</span><span·class="p"·data-group-id="6385831840-2">]</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·62da594e4402a3741e9a7490997e0b100fb4cfa79960df010ebabda72987e776·...·]-1">)</span><span·class="p">.</span></code></pre><ol·start="4"><li>The·function·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·is·called·on·both·nodes.</li><li>To·initialize·the·database,·execute·the·following·code·on·one·of·the·two |
| 242 | nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dist_init</span><span·class="p"·data-group-id=" | 242 | nodes:</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">dist_init</span><span·class="p"·data-group-id="9399194386-1">(</span><span·class="p"·data-group-id="9399194386-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 243 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9399194386-2">(</span><span·class="ss">employee</span><span·class="p">,</span><span·class="w"> |
| 244 | ·························</span><span·class="p"·data-group-id=" | 244 | ·························</span><span·class="p"·data-group-id="9399194386-3">[</span><span·class="p"·data-group-id="9399194386-4">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9399194386-5">[</span><span·class="ss">a@gin</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·158,·SHA:·4388b0618de0e2fbc7d5406f6a520c8cea1ca2708ad04958d7f0393e6b14e52c·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ··························</span><span·class="p"·data-group-id=" | 245 | ··························</span><span·class="p"·data-group-id="9399194386-6">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="9399194386-7">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 246 | ···················································</span><span·class="ss">employee</span><span·class="p"·data-group-id=" | 246 | ···················································</span><span·class="ss">employee</span><span·class="p"·data-group-id="9399194386-7">)</span><span·class="p"·data-group-id="9399194386-6">}</span><span·class="p"·data-group-id="9399194386-3">]</span><span·class="p"·data-group-id="9399194386-2">)</span><span·class="p">,</span><span·class="w"> |
| 247 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9399194386-8">(</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w"> |
| 248 | ·························</span><span·class="p"·data-group-id=" | 248 | ·························</span><span·class="p"·data-group-id="9399194386-9">[</span><span·class="p"·data-group-id="9399194386-10">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9399194386-11">[</span><span·class="ss">a@gin</span><span·class="p"[·...·truncated·by·diffoscope;·len:·161,·SHA:·29ed6989c4a05092d04f8f4fbc87df53ba2276bb26eb271e74833f487a44545e·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ··························</span><span·class="p"·data-group-id=" | 249 | ··························</span><span·class="p"·data-group-id="9399194386-12">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="9399194386-13">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·246,·SHA:·4a6ea04c375dfab0fde29dd47433437c9990ecf4ccba70acda2f5d7857974742·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 250 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9399194386-14">(</span><span·class="ss">project</span><span·class="p">,</span><span·class="w"> |
| 251 | ·························</span><span·class="p"·data-group-id=" | 251 | ·························</span><span·class="p"·data-group-id="9399194386-15">[</span><span·class="p"·data-group-id="9399194386-16">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9399194386-17">[</span><span·class="ss">a@gin</span><span·class="p[·...·truncated·by·diffoscope;·len:·162,·SHA:·4ee4c57db63bf4c99c36981739253c07256806fde55986e832ed6c6201ca14b9·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ··························</span><span·class="p"·data-group-id=" | 252 | ··························</span><span·class="p"·data-group-id="9399194386-18">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="9399194386-19">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·250,·SHA:·a896569bfdb8e376c33f3cee2ba665801748a2e6c40054833595e230aa568a1f·...·]-14">)</span><span·class="p">,</span><span·class="w"> |
| 253 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 253 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9399194386-20">(</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9399194386-21">[</span><span·class="p"·data-group-id="9399194386-22">{</span><span·class="ss">type</span><span·class="p">,<[·...·truncated·by·diffoscope;·len:·98,·SHA:·a58c42575088fa1acd28783772af68f395d1f914bca78a021ca560a90f0636a0·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ··································</span><span·class="p"·data-group-id=" | 254 | ··································</span><span·class="p"·data-group-id="9399194386-23">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9399194386-24">[</span><span·class="ss">a@gin</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b@s[·...·truncated·by·diffoscope;·len:·108,·SHA:·27e163b4c81790740e7c71b6797eb6795b722f1bfb84eabb8f52ee3430227418·...·]-23">}</span><span·class="p">,</span><span·class="w"> |
| 255 | ··································</span><span·class="p"·data-group-id=" | 255 | ··································</span><span·class="p"·data-group-id="9399194386-25">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="9399194386-26">(</span><span·class="ss">fields</span><span·class="p">,</span><span·class="w"> |
| 256 | ···························································</span><span·class="ss">manager</span><span·class="p"·data-group-id=" | 256 | ···························································</span><span·class="ss">manager</span><span·class="p"·data-group-id="9399194386-26">)</span><span·class="p"·data-group-id="9399194386-25">}</span><span·class="p"·data-group-id="9399194386-21">]</span><span·class="p"·data-group-id="9399194386-20">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9399194386-27">(</span><span·class="ss">at_dep</span><span·class="p">,</span><span·class="w"> |
| 258 | ·························</span><span·class="p"·data-group-id=" | 258 | ·························</span><span·class="p"·data-group-id="9399194386-28">[</span><span·class="p"·data-group-id="9399194386-29">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9399194386-30">[</span><span·class="ss">a@gin</span><span·class="p[·...·truncated·by·diffoscope;·len:·162,·SHA:·b03cd8d5944df03cec98c18c5a68bbc6e52a0454ac2dede96854fa4f74e7a20b·...·]-29">}</span><span·class="p">,</span><span·class="w"> |
| 259 | ··························</span><span·class="p"·data-group-id=" | 259 | ··························</span><span·class="p"·data-group-id="9399194386-31">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="9399194386-32">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·249,·SHA:·0fa3d9b11c963b400f77ce26dc87df8cf17516466258ca02f2d97f1b0134fa95·...·]-27">)</span><span·class="p">,</span><span·class="w"> |
| 260 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 260 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9399194386-33">(</span><span·class="ss">in_proj</span><span·class="p">,</span><span·class="w"> |
| 261 | ························</span><span·class="p"·data-group-id=" | 261 | ························</span><span·class="p"·data-group-id="9399194386-34">[</span><span·class="p"·data-group-id="9399194386-35">{</span><span·class="ss">type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bag</span><span·class="p"·data-group-id="9399194386-35">}</span><span·class="p">,</span><span·class="w"> |
| 262 | ·························</span><span·class="p"·data-group-id=" | 262 | ·························</span><span·class="p"·data-group-id="9399194386-36">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9399194386-37">[</span><span·class="ss">a@gin</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b@s[·...·truncated·by·diffoscope;·len:·108,·SHA:·3824e5300be04b007f5e8a3582a01aa0f90f8eefd23d55a502bf9df8cc71a28a·...·]-36">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ·························</span><span·class="p"·data-group-id=" | 263 | ·························</span><span·class="p"·data-group-id="9399194386-38">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="9399194386-39">(</span><span·class="ss">fields</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·250,·SHA:·f1c972a7383121539a002b61678f27845aab27d5fe4d9cedbbe54f25514f2e85·...·]-33">)</span><span·class="p">.</span></code></pre><p>As·illustrated,·the·two·directories·reside·on·different·nodes,·because |
| 264 | <code·class="inline">/ldisc/scratch</code>·(the·"local"·disc)·exists·on·the·two·different·nodes.</p><p>By·executing·these·commands,·two·Erlang·nodes·are·configured·to·run·the | 264 | <code·class="inline">/ldisc/scratch</code>·(the·"local"·disc)·exists·on·the·two·different·nodes.</p><p>By·executing·these·commands,·two·Erlang·nodes·are·configured·to·run·the |
| 265 | <code·class="inline">Company</code>·database,·and·therefore,·initialize·the·database.·This·is·required | 265 | <code·class="inline">Company</code>·database,·and·therefore,·initialize·the·database.·This·is·required |
| 266 | only·once·when·setting·up.·The·next·time·the·system·is·started, | 266 | only·once·when·setting·up.·The·next·time·the·system·is·started, |
| 267 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·is·called·on·both·nodes,·to·initialize·the | 267 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·is·called·on·both·nodes,·to·initialize·the |
| 268 | system·from·disc.</p><p>In·a·system·of·<code·class="inline">Mnesia</code>·nodes,·every·node·is·aware·of·the·current·location·of | 268 | system·from·disc.</p><p>In·a·system·of·<code·class="inline">Mnesia</code>·nodes,·every·node·is·aware·of·the·current·location·of |
| 269 | all·tables.·In·this·example,·data·is·replicated·on·both·nodes·and·functions·that | 269 | all·tables.·In·this·example,·data·is·replicated·on·both·nodes·and·functions·that |
| 270 | manipulate·the·data·in·the·tables·can·be·executed·on·either·of·the·two·nodes. | 270 | manipulate·the·data·in·the·tables·can·be·executed·on·either·of·the·two·nodes. |
| Offset 273, 15 lines modified | Offset 273, 15 lines modified | ||
| 273 | the·function·is·executed.·The·functions·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·and·<a·href="mnesia.html#stop/0"><code·class="inline">mnesia:stop/0</code></a> | 273 | the·function·is·executed.·The·functions·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start/0</code></a>·and·<a·href="mnesia.html#stop/0"><code·class="inline">mnesia:stop/0</code></a> |
| 274 | work·on·the·"local"·<code·class="inline">Mnesia</code>·system.·No·functions·start·or·stop·a·set·of·nodes.</p><h3·id="startup-procedure"·class="section-heading"> | 274 | work·on·the·"local"·<code·class="inline">Mnesia</code>·system.·No·functions·start·or·stop·a·set·of·nodes.</p><h3·id="startup-procedure"·class="section-heading"> |
| 275 | ··<a·href="#startup-procedure"·class="hover-link"> | 275 | ··<a·href="#startup-procedure"·class="hover-link"> |
| 276 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 276 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 277 | ··</a> | 277 | ··</a> |
| 278 | ··<span·class="text">Startup·Procedure</span> | 278 | ··<span·class="text">Startup·Procedure</span> |
| 279 | </h3> | 279 | </h3> |
| 280 | <p>Start·<code·class="inline">Mnesia</code>·by·calling·the·following·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 280 | <p>Start·<code·class="inline">Mnesia</code>·by·calling·the·following·function:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="0110332802-1">(</span><span·class="p"·data-group-id="0110332802-1">)</span><span·class="p">.</span></code></pre><p>This·function·initiates·the·DBMS·locally.</p><p>The·choice·of·configuration·alters·the·location·and·load·order·of·the·tables. |
| 281 | The·alternatives·are·as·follows:</p><ol><li>Tables·that·are·only·stored·locally·are·initialized·from·the·local·<code·class="inline">Mnesia</code> | 281 | The·alternatives·are·as·follows:</p><ol><li>Tables·that·are·only·stored·locally·are·initialized·from·the·local·<code·class="inline">Mnesia</code> |
| 282 | directory.</li><li>Replicated·tables·that·reside·locally·as·well·as·somewhere·else·are·either | 282 | directory.</li><li>Replicated·tables·that·reside·locally·as·well·as·somewhere·else·are·either |
| 283 | initiated·from·disc·or·by·copying·the·entire·table·from·the·other·node, | 283 | initiated·from·disc·or·by·copying·the·entire·table·from·the·other·node, |
| 284 | depending·on·which·of·the·different·replicas·are·the·most·recent.·<code·class="inline">Mnesia</code> | 284 | depending·on·which·of·the·different·replicas·are·the·most·recent.·<code·class="inline">Mnesia</code> |
| 285 | determines·which·of·the·tables·are·the·most·recent.</li><li>Tables·that·reside·on·remote·nodes·are·available·to·other·nodes·as·soon·as | 285 | determines·which·of·the·tables·are·the·most·recent.</li><li>Tables·that·reside·on·remote·nodes·are·available·to·other·nodes·as·soon·as |
| 286 | they·are·loaded.</li></ol><p>Table·initialization·is·asynchronous.·The·function·call | 286 | they·are·loaded.</li></ol><p>Table·initialization·is·asynchronous.·The·function·call |
| 287 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·returns·the·atom·<code·class="inline">ok</code>·and·then·starts·to | 287 | <a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a>·returns·the·atom·<code·class="inline">ok</code>·and·then·starts·to |
| Offset 296, 17 lines modified | Offset 296, 17 lines modified | ||
| 296 | situation,·a·call·to·<a·href="mnesia.html#wait_for_tables/2"><code·class="inline">mnesia:wait_for_tables/2</code></a>,·suspends·the·caller·until·the | 296 | situation,·a·call·to·<a·href="mnesia.html#wait_for_tables/2"><code·class="inline">mnesia:wait_for_tables/2</code></a>,·suspends·the·caller·until·the |
| 297 | remote·node·has·initialized·the·table·from·its·local·disc·and·the·node·has | 297 | remote·node·has·initialized·the·table·from·its·local·disc·and·the·node·has |
| 298 | copied·the·table·over·the·network·to·the·local·node.</p><p>However,·this·procedure·can·be·time-consuming,·the·shortcut·function | 298 | copied·the·table·over·the·network·to·the·local·node.</p><p>However,·this·procedure·can·be·time-consuming,·the·shortcut·function |
| 299 | <a·href="mnesia.html#force_load_table/1"><code·class="inline">mnesia:force_load_table(Tab)</code></a>·loads·all·the·tables | 299 | <a·href="mnesia.html#force_load_table/1"><code·class="inline">mnesia:force_load_table(Tab)</code></a>·loads·all·the·tables |
| 300 | from·disc·at·a·faster·rate.·The·function·forces·tables·to·be·loaded·from·disc | 300 | from·disc·at·a·faster·rate.·The·function·forces·tables·to·be·loaded·from·disc |
| 301 | regardless·of·the·network·situation.</p><p>Thus,·it·can·be·assumed·that·if·an·application·wants·to·use·tables·<code·class="inline">a</code>·and·<code·class="inline">b</code>, | 301 | regardless·of·the·network·situation.</p><p>Thus,·it·can·be·assumed·that·if·an·application·wants·to·use·tables·<code·class="inline">a</code>·and·<code·class="inline">b</code>, |
| 302 | the·application·must·perform·some·action·similar·to·following·before·it·can·use | 302 | the·application·must·perform·some·action·similar·to·following·before·it·can·use |
| 303 | the·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id=" | 303 | the·tables:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">wait_for_tables</span><span·class="p"·data-group-id="9896592380-1">(</span><span·class="p"·data-group-id="9896592380-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p"·data-group-id="9896592380-2">]</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·88,·SHA:·9133d12074b65078788cfc062c1fd0a630f358cf8edd3b4ecaae9872272bbd4a·...·]-1">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 304 | ··</span><span·class="p"·data-group-id=" | 304 | ··</span><span·class="p"·data-group-id="9896592380-3">{</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RemainingTabs</span><span·class="p"·data-group-id="9896592380-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 305 | ····</span><span·class="nf">panic</span><span·class="p"·data-group-id=" | 305 | ····</span><span·class="nf">panic</span><span·class="p"·data-group-id="9896592380-4">(</span><span·class="n">RemainingTabs</span><span·class="p"·data-group-id="9896592380-4">)</span><span·class="p">;</span><span·class="w"> |
| 306 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 306 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 307 | ····</span><span·class="ss">synced</span><span·class="w"> | 307 | ····</span><span·class="ss">synced</span><span·class="w"> |
| 308 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>When·tables·are·forcefully·loaded·from·the·local·disc,·all·operations·that | 308 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>When·tables·are·forcefully·loaded·from·the·local·disc,·all·operations·that |
| 309 | were·performed·on·the·replicated·table·while·the·local·node·was·down,·and·the | 309 | were·performed·on·the·replicated·table·while·the·local·node·was·down,·and·the |
| 310 | remote·replica·was·alive,·are·lost.·This·can·cause·the·database·to·become | 310 | remote·replica·was·alive,·are·lost.·This·can·cause·the·database·to·become |
| 311 | inconsistent.</p></section><p>If·the·startup·procedure·fails,·the·function·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a> | 311 | inconsistent.</p></section><p>If·the·startup·procedure·fails,·the·function·<a·href="mnesia.html#start/0"><code·class="inline">mnesia:start()</code></a> |
| 312 | returns·the·cryptic·tuple | 312 | returns·the·cryptic·tuple |
| Offset 324, 21 lines modified | Offset 324, 21 lines modified | ||
| 324 | the·records·that·constitute·the·table.·For·details,·see·<code·class="inline">record_name</code>.</li><li><code·class="inline">Opts</code>·is·a·list·of·<code·class="inline">{Key,Value}</code>·tuples.·The·following·options·are | 324 | the·records·that·constitute·the·table.·For·details,·see·<code·class="inline">record_name</code>.</li><li><code·class="inline">Opts</code>·is·a·list·of·<code·class="inline">{Key,Value}</code>·tuples.·The·following·options·are |
| 325 | valid:<ul><li><p><code·class="inline">{type,·Type}</code>,·where·<code·class="inline">Type</code>·must·be·either·of·the·atoms·<code·class="inline">set</code>, | 325 | valid:<ul><li><p><code·class="inline">{type,·Type}</code>,·where·<code·class="inline">Type</code>·must·be·either·of·the·atoms·<code·class="inline">set</code>, |
| 326 | <code·class="inline">ordered_set</code>,·or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code> | 326 | <code·class="inline">ordered_set</code>,·or·<code·class="inline">bag</code>.·Default·is·<code·class="inline">set</code>.</p><p>Notice·that·currently·<code·class="inline">ordered_set</code>·is·not·supported·for·<code·class="inline">disc_only_copies</code> |
| 327 | tables.</p><p>A·table·of·type·<code·class="inline">set</code>·or·<code·class="inline">ordered_set</code>·has·either·zero·or·one·record·per | 327 | tables.</p><p>A·table·of·type·<code·class="inline">set</code>·or·<code·class="inline">ordered_set</code>·has·either·zero·or·one·record·per |
| 328 | key,·whereas·a·table·of·type·<code·class="inline">bag</code>·can·have·an·arbitrary·number·of·records | 328 | key,·whereas·a·table·of·type·<code·class="inline">bag</code>·can·have·an·arbitrary·number·of·records |
| 329 | per·key.·The·key·for·each·record·is·always·the·first·attribute·of·the | 329 | per·key.·The·key·for·each·record·is·always·the·first·attribute·of·the |
| 330 | record.</p><p>The·following·example·illustrates·the·difference·between·type·<code·class="inline">set</code>·and | 330 | record.</p><p>The·following·example·illustrates·the·difference·between·type·<code·class="inline">set</code>·and |
| 331 | <code·class="inline">bag</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 331 | <code·class="inline">bag</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">f</span><span·class="p"·data-group-id="3047889404-1">(</span><span·class="p"·data-group-id="3047889404-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 332 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 332 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="3047889404-2">(</span><span·class="p"·data-group-id="3047889404-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 333 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 333 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3047889404-3">(</span><span·class="p"·data-group-id="3047889404-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·4105965eebb8b51e889319f77257af9d939a1aa8190eb6deb96321340efe3f5e·...·]4-3">)</span><span·class="p">,</span><span·class="w"> |
| 334 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 334 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3047889404-5">(</span><span·class="p"·data-group-id="3047889404-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·cl[·...·truncated·by·diffoscope;·len:·85,·SHA:·05d2e92766e1e5e9b3e040b18ecfe305bff5c542dc74d6acf5689ae2ce1af921·...·]4-5">)</span><span·class="p">,</span><span·class="w"> |
| 335 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id=" | 335 | ··········</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id="3047889404-7">(</span><span·class="p"·data-group-id="3047889404-8">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3047889404-8">}</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·12,·SHA:·7e1f8062f00c8192c536fb399dfa0550d8c9962a8f2dac9de4cc8f490e57e49b·...·]4-7">)</span><span·class="w"> |
| 336 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 336 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 337 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 337 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="3047889404-9">(</span><span·class="n">F</span><span·class="p"·data-group-id="3047889404-9">)</span><span·class="p">.</span></code></pre><p>This·transaction·returns·the·list·<code·class="inline">[{foo,1,3}]</code>·if·table·<code·class="inline">foo</code>·is·of·type |
| 338 | <code·class="inline">set</code>.·However,·the·list·<code·class="inline">[{foo,1,2},·{foo,1,3}]</code>·is·returned·if·the·table | 338 | <code·class="inline">set</code>.·However,·the·list·<code·class="inline">[{foo,1,2},·{foo,1,3}]</code>·is·returned·if·the·table |
| 339 | is·of·type·<code·class="inline">bag</code>.</p><p><code·class="inline">Mnesia</code>·tables·can·never·contain·duplicates·of·the·same·record·in·the·same | 339 | is·of·type·<code·class="inline">bag</code>.</p><p><code·class="inline">Mnesia</code>·tables·can·never·contain·duplicates·of·the·same·record·in·the·same |
| 340 | table.·Duplicate·records·have·attributes·with·the·same·contents·and·key.</p></li><li><p><code·class="inline">{disc_copies,·NodeList}</code>,·where·<code·class="inline">NodeList</code>·is·a·list·of·the·nodes·where | 340 | table.·Duplicate·records·have·attributes·with·the·same·contents·and·key.</p></li><li><p><code·class="inline">{disc_copies,·NodeList}</code>,·where·<code·class="inline">NodeList</code>·is·a·list·of·the·nodes·where |
| 341 | this·table·is·to·reside·on·disc.</p><p>Write·operations·to·a·table·replica·of·type·<code·class="inline">disc_copies</code>·write·data·to·the | 341 | this·table·is·to·reside·on·disc.</p><p>Write·operations·to·a·table·replica·of·type·<code·class="inline">disc_copies</code>·write·data·to·the |
| 342 | disc·copy·and·to·the·RAM·copy·of·the·table.</p><p>It·is·possible·to·have·a·replicated·table·of·type·<code·class="inline">disc_copies</code>·on·one·node, | 342 | disc·copy·and·to·the·RAM·copy·of·the·table.</p><p>It·is·possible·to·have·a·replicated·table·of·type·<code·class="inline">disc_copies</code>·on·one·node, |
| 343 | and·the·same·table·stored·as·a·different·type·on·another·node.·Default·is | 343 | and·the·same·table·stored·as·a·different·type·on·another·node.·Default·is |
| 344 | <code·class="inline">[]</code>.·This·arrangement·is·desirable·if·the·following·operational | 344 | <code·class="inline">[]</code>.·This·arrangement·is·desirable·if·the·following·operational |
| Offset 374, 19 lines modified | Offset 374, 19 lines modified | ||
| 374 | possible·for·you·to·provide·the·attribute·names·or·to·use·the | 374 | possible·for·you·to·provide·the·attribute·names·or·to·use·the |
| 375 | <code·class="inline">record_info/2</code>·notation.</p><p>It·is·recommended·to·use·the·<code·class="inline">record_info/2</code>·notation,·as·it·becomes·easier | 375 | <code·class="inline">record_info/2</code>·notation.</p><p>It·is·recommended·to·use·the·<code·class="inline">record_info/2</code>·notation,·as·it·becomes·easier |
| 376 | to·maintain·the·program·and·the·program·becomes·more·robust·with·regards·to | 376 | to·maintain·the·program·and·the·program·becomes·more·robust·with·regards·to |
| 377 | future·record·changes.</p></li><li><p><code·class="inline">{record_name,·Atom}</code>·specifies·the·common·name·of·all·records·stored·in·the | 377 | future·record·changes.</p></li><li><p><code·class="inline">{record_name,·Atom}</code>·specifies·the·common·name·of·all·records·stored·in·the |
| 378 | table.·All·records·stored·in·the·table·must·have·this·name·as·their·first | 378 | table.·All·records·stored·in·the·table·must·have·this·name·as·their·first |
| 379 | element.·<code·class="inline">record_name</code>·defaults·to·the·name·of·the·table.·For·more | 379 | element.·<code·class="inline">record_name</code>·defaults·to·the·name·of·the·table.·For·more |
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| 141 | <p>Transactions·are·important·when·designing·fault-tolerant,·distributed·systems.·A | 141 | <p>Transactions·are·important·when·designing·fault-tolerant,·distributed·systems.·A |
| 142 | <code·class="inline">Mnesia</code>·transaction·is·a·mechanism·by·which·a·series·of·database·operations·can | 142 | <code·class="inline">Mnesia</code>·transaction·is·a·mechanism·by·which·a·series·of·database·operations·can |
| 143 | be·executed·as·one·functional·block.·The·functional·block·that·is·run·as·a | 143 | be·executed·as·one·functional·block.·The·functional·block·that·is·run·as·a |
| 144 | transaction·is·called·a·Functional·Object·(Fun),·and·this·code·can·read,·write, | 144 | transaction·is·called·a·Functional·Object·(Fun),·and·this·code·can·read,·write, |
| 145 | and·delete·<code·class="inline">Mnesia</code>·records.·The·Fun·is·evaluated·as·a·transaction·that·either | 145 | and·delete·<code·class="inline">Mnesia</code>·records.·The·Fun·is·evaluated·as·a·transaction·that·either |
| 146 | commits·or·terminates.·If·a·transaction·succeeds·in·executing·the·Fun,·it | 146 | commits·or·terminates.·If·a·transaction·succeeds·in·executing·the·Fun,·it |
| 147 | replicates·the·action·on·all·nodes·involved,·or·terminates·if·an·error·occurs.</p><p>The·following·example·shows·a·transaction·that·raises·the·salary·of·certain | 147 | replicates·the·action·on·all·nodes·involved,·or·terminates·if·an·error·occurs.</p><p>The·following·example·shows·a·transaction·that·raises·the·salary·of·certain |
| 148 | employee·numbers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">raise</span><span·class="p"·data-group-id=" | 148 | employee·numbers:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">raise</span><span·class="p"·data-group-id="6053663771-1">(</span><span·class="n">Eno</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p"·data-group-id="6053663771-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 149 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6053663771-2">(</span><span·class="p"·data-group-id="6053663771-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ················</span><span·class="p"·data-group-id=" | 150 | ················</span><span·class="p"·data-group-id="6053663771-3">[</span><span·class="n">E</span><span·class="p"·data-group-id="6053663771-3">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><sp[·...·truncated·by·diffoscope;·len:·274,·SHA:·6d80264b92dfa0f0b6eafcccd452a38270590abb5f0b90057ce5e86eddc5bbf8·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 151 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> | 151 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> |
| 152 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id=" | 152 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id="6053663771-5">{</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Salary</span><span·class="p"·data-group-id="6053663771-5">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 153 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="6053663771-6">(</span><span·class="n">New</span><span·class="p"·data-group-id="6053663771-6">)</span><span·class="w"> |
| 154 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 154 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 155 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 155 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="6053663771-7">(</span><span·class="n">F</span><span·class="p"·data-group-id="6053663771-7">)</span><span·class="p">.</span></code></pre><p>The·function·<code·class="inline">raise/2</code>·contains·a·Fun·made·up·of·four·code·lines.·This·Fun·is |
| 156 | called·by·the·statement·<code·class="inline">mnesia:transaction(F)</code>·and·returns·a·value.</p><p>The·<code·class="inline">Mnesia</code>·transaction·system·facilitates·the·construction·of·reliable, | 156 | called·by·the·statement·<code·class="inline">mnesia:transaction(F)</code>·and·returns·a·value.</p><p>The·<code·class="inline">Mnesia</code>·transaction·system·facilitates·the·construction·of·reliable, |
| 157 | distributed·systems·by·providing·the·following·important·properties:</p><ul><li>The·transaction·handler·ensures·that·a·Fun,·which·is·placed·inside·a | 157 | distributed·systems·by·providing·the·following·important·properties:</p><ul><li>The·transaction·handler·ensures·that·a·Fun,·which·is·placed·inside·a |
| 158 | transaction,·does·not·interfere·with·operations·embedded·in·other·transactions | 158 | transaction,·does·not·interfere·with·operations·embedded·in·other·transactions |
| 159 | when·it·executes·a·series·of·operations·on·tables.</li><li>The·transaction·handler·ensures·that·either·all·operations·in·the·transaction | 159 | when·it·executes·a·series·of·operations·on·tables.</li><li>The·transaction·handler·ensures·that·either·all·operations·in·the·transaction |
| 160 | are·performed·successfully·on·all·nodes·atomically,·or·the·transaction·fails | 160 | are·performed·successfully·on·all·nodes·atomically,·or·the·transaction·fails |
| 161 | without·permanent·effect·on·any·node.</li><li>The·<code·class="inline">Mnesia</code>·transactions·have·four·important·properties,·called·<em>A</em>tomicity, | 161 | without·permanent·effect·on·any·node.</li><li>The·<code·class="inline">Mnesia</code>·transactions·have·four·important·properties,·called·<em>A</em>tomicity, |
| 162 | <em>C</em>onsistency,·<em>I</em>solation,·and·<em>D</em>urability·(ACID).·These·properties·are | 162 | <em>C</em>onsistency,·<em>I</em>solation,·and·<em>D</em>urability·(ACID).·These·properties·are |
| Offset 242, 23 lines modified | Offset 242, 23 lines modified | ||
| 242 | code·these·operations.</p><p>Deadlocks·can·occur·when·concurrent·processes·set·and·release·locks·on·the·same | 242 | code·these·operations.</p><p>Deadlocks·can·occur·when·concurrent·processes·set·and·release·locks·on·the·same |
| 243 | records.·<code·class="inline">Mnesia</code>·employs·a·"wait-die"·strategy·to·resolve·these·situations.·If | 243 | records.·<code·class="inline">Mnesia</code>·employs·a·"wait-die"·strategy·to·resolve·these·situations.·If |
| 244 | <code·class="inline">Mnesia</code>·suspects·that·a·deadlock·can·occur·when·a·transaction·tries·to·set·a | 244 | <code·class="inline">Mnesia</code>·suspects·that·a·deadlock·can·occur·when·a·transaction·tries·to·set·a |
| 245 | lock,·the·transaction·is·forced·to·release·all·its·locks·and·sleep·for·a·while. | 245 | lock,·the·transaction·is·forced·to·release·all·its·locks·and·sleep·for·a·while. |
| 246 | The·Fun·in·the·transaction·is·evaluated·once·more.</p><p>It·is·therefore·important·that·the·code·inside·the·Fun·given·to | 246 | The·Fun·in·the·transaction·is·evaluated·once·more.</p><p>It·is·therefore·important·that·the·code·inside·the·Fun·given·to |
| 247 | <a·href="mnesia.html#transaction/1"><code·class="inline">mnesia:transaction/1</code></a>·is·pure.·Some·strange·results·can·occur·if,·for·example, | 247 | <a·href="mnesia.html#transaction/1"><code·class="inline">mnesia:transaction/1</code></a>·is·pure.·Some·strange·results·can·occur·if,·for·example, |
| 248 | messages·are·sent·by·the·transaction·Fun.·The·following·example·illustrates·this | 248 | messages·are·sent·by·the·transaction·Fun.·The·following·example·illustrates·this |
| 249 | situation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_raise</span><span·class="p"·data-group-id="4 | 249 | situation:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">bad_raise</span><span·class="p"·data-group-id="0464971059-1">(</span><span·class="n">Eno</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p"·data-group-id="0464971059-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 250 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="4 | 250 | ····</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0464971059-2">(</span><span·class="p"·data-group-id="0464971059-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 251 | ················</span><span·class="p"·data-group-id="4 | 251 | ················</span><span·class="p"·data-group-id="0464971059-3">[</span><span·class="n">E</span><span·class="p"·data-group-id="0464971059-3">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><sp[·...·truncated·by·diffoscope;·len:·303,·SHA:·51f294934634fa327c7854c9f87ef9d3e872fb4e2ad192657afd7cf78c0f169c·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 252 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> | 252 | ················</span><span·class="n">Salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p">.</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">Raise</span><span·class="p">,</span><span·class="w"> |
| 253 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id="4 | 253 | ················</span><span·class="n">New</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="o">#</span><span·class="ss">employee</span><span·class="p"·data-group-id="0464971059-6">{</span><span·class="ss">salary</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Salary</span><span·class="p"·data-group-id="0464971059-6">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="4 | 254 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0464971059-7">(</span><span·class="s">"Trying·to·write·...·</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0464971059-8">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·e6f0e9bb5caca35a36a83c9e2a20d35aceb9c3290a5f8ceccb584a48938f2144·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 255 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="4 | 255 | ················</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="0464971059-9">(</span><span·class="n">New</span><span·class="p"·data-group-id="0464971059-9">)</span><span·class="w"> |
| 256 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 256 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="4 | 257 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="0464971059-10">(</span><span·class="n">F</span><span·class="p"·data-group-id="0464971059-10">)</span><span·class="p">.</span></code></pre><p>This·transaction·can·write·the·text·<code·class="inline">"Trying·to·write·...·"</code>·1000·times·to·the |
| 258 | terminal.·However,·<code·class="inline">Mnesia</code>·guarantees·that·each·transaction·will·eventually | 258 | terminal.·However,·<code·class="inline">Mnesia</code>·guarantees·that·each·transaction·will·eventually |
| 259 | run.·As·a·result,·<code·class="inline">Mnesia</code>·is·not·only·deadlock·free,·but·also·livelock·free.</p><p>The·<code·class="inline">Mnesia</code>·programmer·cannot·prioritize·one·particular·transaction·to·execute | 259 | run.·As·a·result,·<code·class="inline">Mnesia</code>·is·not·only·deadlock·free,·but·also·livelock·free.</p><p>The·<code·class="inline">Mnesia</code>·programmer·cannot·prioritize·one·particular·transaction·to·execute |
| 260 | before·other·transactions·that·are·waiting·to·execute.·As·a·result,·the·<code·class="inline">Mnesia</code> | 260 | before·other·transactions·that·are·waiting·to·execute.·As·a·result,·the·<code·class="inline">Mnesia</code> |
| 261 | DBMS·transaction·system·is·not·suitable·for·hard·real-time·applications. | 261 | DBMS·transaction·system·is·not·suitable·for·hard·real-time·applications. |
| 262 | However,·<code·class="inline">Mnesia</code>·contains·other·features·that·have·real-time·properties.</p><p><code·class="inline">Mnesia</code>·dynamically·sets·and·releases·locks·as·transactions·execute.·It·is | 262 | However,·<code·class="inline">Mnesia</code>·contains·other·features·that·have·real-time·properties.</p><p><code·class="inline">Mnesia</code>·dynamically·sets·and·releases·locks·as·transactions·execute.·It·is |
| 263 | therefore·dangerous·to·execute·code·with·transaction·side-effects.·In | 263 | therefore·dangerous·to·execute·code·with·transaction·side-effects.·In |
| 264 | particular,·a·<code·class="inline">receive</code>·statement·inside·a·transaction·can·lead·to·a·situation | 264 | particular,·a·<code·class="inline">receive</code>·statement·inside·a·transaction·can·lead·to·a·situation |
| Offset 297, 21 lines modified | Offset 297, 21 lines modified | ||
| 297 | record·when·reading·a·record,·and·lock·all·replicas·of·a·record·when·writing·a | 297 | record·when·reading·a·record,·and·lock·all·replicas·of·a·record·when·writing·a |
| 298 | record.·However,·some·applications·use·<code·class="inline">Mnesia</code>·mainly·for·its·fault-tolerant | 298 | record.·However,·some·applications·use·<code·class="inline">Mnesia</code>·mainly·for·its·fault-tolerant |
| 299 | qualities.·These·applications·can·be·configured·with·one·node·doing·all·the | 299 | qualities.·These·applications·can·be·configured·with·one·node·doing·all·the |
| 300 | heavy·work,·and·a·standby·node·that·is·ready·to·take·over·if·the·main·node | 300 | heavy·work,·and·a·standby·node·that·is·ready·to·take·over·if·the·main·node |
| 301 | fails.·Such·applications·can·benefit·from·using·sticky·locks·instead·of·the | 301 | fails.·Such·applications·can·benefit·from·using·sticky·locks·instead·of·the |
| 302 | normal·locking·scheme.</p><p>A·sticky·lock·is·a·lock·that·stays·in·place·at·a·node,·after·the·transaction | 302 | normal·locking·scheme.</p><p>A·sticky·lock·is·a·lock·that·stays·in·place·at·a·node,·after·the·transaction |
| 303 | that·first·acquired·the·lock·has·terminated.·To·illustrate·this,·assume·that·the | 303 | that·first·acquired·the·lock·has·terminated.·To·illustrate·this,·assume·that·the |
| 304 | following·transaction·is·executed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 304 | following·transaction·is·executed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0548512582-1">(</span><span·class="p"·data-group-id="0548512582-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 305 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 305 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="0548512582-2">(</span><span·class="o">#</span><span·class="ss">foo</span><span·class="p"·data-group-id="0548512582-3">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">kalle</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·29daabcf2805154839893e75e66ac7ca3c96e5233c39b9e9d7c466432ee9e73c·...·]-2">)</span><span·class="w"> |
| 306 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 306 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 307 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 307 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="0548512582-4">(</span><span·class="n">F</span><span·class="p"·data-group-id="0548512582-4">)</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">foo</code>·table·is·replicated·on·the·two·nodes·<code·class="inline">N1</code>·and·<code·cla[·...·truncated·by·diffoscope;·len:·557,·SHA:·273c087d6b1b5019ce23d70c095e41e93f5419f62c80e174fdebe771b6564d66·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 308 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">s_write</span><span·class="p"·data-group-id=" | 308 | ······</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">s_write</span><span·class="p"·data-group-id="5859712379-2">(</span><span·class="o">#</span><span·class="ss">foo</span><span·class="p"·data-group-id="5859712379-3">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">kalle</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·e9e3476ef82d7387506f05caf5bd231b1a2b81aa648f433a0b64914243007d3a·...·]-2">)</span><span·class="w"> |
| 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 309 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 310 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id=" | 310 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">transaction</span><span·class="p"·data-group-id="5859712379-4">(</span><span·class="n">F</span><span·class="p"·data-group-id="5859712379-4">)</span><span·class="p">.</span></code></pre><p>This·code·uses·the·function·<a·href="mnesia.html#s_write/1"><code·class="inline">s_write/1</code></a>·instead·of·the |
| 311 | function·<a·href="mnesia.html#write/1"><code·class="inline">write/1</code></a>·The·function·<code·class="inline">s_write/1</code>·sets·a·sticky·lock | 311 | function·<a·href="mnesia.html#write/1"><code·class="inline">write/1</code></a>·The·function·<code·class="inline">s_write/1</code>·sets·a·sticky·lock |
| 312 | instead·of·a·normal·lock.·If·the·table·is·not·replicated,·sticky·locks·have·no | 312 | instead·of·a·normal·lock.·If·the·table·is·not·replicated,·sticky·locks·have·no |
| 313 | special·effect.·If·the·table·is·replicated,·and·a·sticky·lock·is·set·on·node | 313 | special·effect.·If·the·table·is·replicated,·and·a·sticky·lock·is·set·on·node |
| 314 | <code·class="inline">N1</code>,·this·lock·then·sticks·to·node·<code·class="inline">N1</code>.·The·next·time·you·try·to·set·a·sticky | 314 | <code·class="inline">N1</code>,·this·lock·then·sticks·to·node·<code·class="inline">N1</code>.·The·next·time·you·try·to·set·a·sticky |
| 315 | lock·on·the·same·record·at·node·<code·class="inline">N1</code>,·<code·class="inline">Mnesia</code>·detects·that·the·lock·is·already | 315 | lock·on·the·same·record·at·node·<code·class="inline">N1</code>,·<code·class="inline">Mnesia</code>·detects·that·the·lock·is·already |
| 316 | set·and·do·no·network·operation·to·acquire·the·lock.</p><p>It·is·more·efficient·to·set·a·local·lock·than·it·is·to·set·a·networked·lock. | 316 | set·and·do·no·network·operation·to·acquire·the·lock.</p><p>It·is·more·efficient·to·set·a·local·lock·than·it·is·to·set·a·networked·lock. |
| 317 | Sticky·locks·can·therefore·benefit·an·application·that·uses·a·replicated·table | 317 | Sticky·locks·can·therefore·benefit·an·application·that·uses·a·replicated·table |
| Offset 329, 16 lines modified | Offset 329, 16 lines modified | ||
| 329 | locks·automatically,·and·the·programmer·does·not·need·to·code·these·operations. | 329 | locks·automatically,·and·the·programmer·does·not·need·to·code·these·operations. |
| 330 | However,·transactions·that·read·and·write·many·records·in·a·specific·table | 330 | However,·transactions·that·read·and·write·many·records·in·a·specific·table |
| 331 | execute·more·efficiently·if·the·transaction·is·started·by·setting·a·table·lock | 331 | execute·more·efficiently·if·the·transaction·is·started·by·setting·a·table·lock |
| 332 | on·this·table.·This·blocks·other·concurrent·transactions·from·the·table.·The | 332 | on·this·table.·This·blocks·other·concurrent·transactions·from·the·table.·The |
| 333 | following·two·functions·are·used·to·set·explicit·table·locks·for·read·and·write | 333 | following·two·functions·are·used·to·set·explicit·table·locks·for·read·and·write |
| 334 | operations:</p><ul><li><a·href="mnesia.html#read_lock_table/1"><code·class="inline">mnesia:read_lock_table(Tab)</code></a>·sets·a·read·lock·on | 334 | operations:</p><ul><li><a·href="mnesia.html#read_lock_table/1"><code·class="inline">mnesia:read_lock_table(Tab)</code></a>·sets·a·read·lock·on |
| 335 | table·<code·class="inline">Tab</code>.</li><li><a·href="mnesia.html#write_lock_table/1"><code·class="inline">mnesia:write_lock_table(Tab)</code></a>·sets·a·write·lock | 335 | table·<code·class="inline">Tab</code>.</li><li><a·href="mnesia.html#write_lock_table/1"><code·class="inline">mnesia:write_lock_table(Tab)</code></a>·sets·a·write·lock |
| 336 | on·table·<code·class="inline">Tab</code>.</li></ul><p>Alternative·syntax·for·acquisition·of·table·locks·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="1920568688-1">(</span><span·class="p"·data-group-id="1920568688-2">{</span><span·class="ss">table</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="1920568688-2">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">read</span><span·class="p"·data-group-id="1920568688-1">)</span><span·class="w"> | ||
| 337 | 336 | on·table·<code·class="inline">Tab</code>.</li></ul><p>Alternative·syntax·for·acquisition·of·table·locks·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><spa[·...·truncated·by·diffoscope;·len:·403,·SHA:·14f0cd41c0c7da62a29dbb03c307f2b4cb47284eccf2e6189a24009edf759b66·...·] | |
| 337 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">lock</span><span·class="p"·data-group-id="1498663255-3">(</span><span·class="p"·data-group-id="1498663255-4">{</span><span·class="ss">table</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p"·data-group-id="1498663255-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">write</span><span·class="p"·data-group-id="1498663255-3">)</span></code></pre><p>The·matching·operations·in·<code·class="inline">Mnesia</code>·can·either·lock·the·entire·table·or·only·a | ||
| 338 | single·record·(when·the·key·is·bound·in·the·pattern).</p><h3·id="global-locks"·class="section-heading"> | 338 | single·record·(when·the·key·is·bound·in·the·pattern).</p><h3·id="global-locks"·class="section-heading"> |
| 339 | ··<a·href="#global-locks"·class="hover-link"> | 339 | ··<a·href="#global-locks"·class="hover-link"> |
| 340 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 340 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 341 | ··</a> | 341 | ··</a> |
| 342 | ··<span·class="text">Global·Locks</span> | 342 | ··<span·class="text">Global·Locks</span> |
| 343 | </h3> | 343 | </h3> |
| 344 | <p>Write·locks·are·normally·acquired·on·all·nodes·where·a·replica·of·the·table | 344 | <p>Write·locks·are·normally·acquired·on·all·nodes·where·a·replica·of·the·table |
| Offset 421, 86 lines modified | Offset 421, 86 lines modified | ||
| 421 | ··<span·class="text">Record·Names·versus·Table·Names</span> | 421 | ··<span·class="text">Record·Names·versus·Table·Names</span> |
| 422 | </h2> | 422 | </h2> |
| 423 | <p>In·<code·class="inline">Mnesia</code>,·all·records·in·a·table·must·have·the·same·name.·All·the·records | 423 | <p>In·<code·class="inline">Mnesia</code>,·all·records·in·a·table·must·have·the·same·name.·All·the·records |
| 424 | must·be·instances·of·the·same·record·type.·The·record·name,·however,·does·not | 424 | must·be·instances·of·the·same·record·type.·The·record·name,·however,·does·not |
| 425 | necessarily·have·to·be·the·same·as·the·table·name,·although·this·is·the·case·in | 425 | necessarily·have·to·be·the·same·as·the·table·name,·although·this·is·the·case·in |
| 426 | most·of·the·examples·in·this·User's·Guide.·If·a·table·is·created·without | 426 | most·of·the·examples·in·this·User's·Guide.·If·a·table·is·created·without |
| 427 | property·<code·class="inline">record_name</code>,·the·following·code·ensures·that·all·records·in·the | 427 | property·<code·class="inline">record_name</code>,·the·following·code·ensures·that·all·records·in·the |
| 428 | tables·have·the·same·name·as·the·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 428 | tables·have·the·same·name·as·the·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="5310226215-1">(</span><span·class="ss">subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5310226215-2">[</span><span·class="p"·data-group-id="5310226215-2">]</span><span·class="p"·data-group-id="5310226215-1">)</span></code></pre><p>However,·if·the·table·is·created·with·an·explicit·record·name·as·argument,·as |
| 429 | shown·in·the·following·example,·subscriber·records·can·be·stored·in·both·of·the | 429 | shown·in·the·following·example,·subscriber·records·can·be·stored·in·both·of·the |
| 430 | tables·regardless·of·the·table·names:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3 | 430 | tables·regardless·of·the·table·names:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3941580950-1">[</span><span·class="p"·data-group-id="3941580950-2">{</span><span·class="ss">record_name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="3941580950-2">}</span><span·class=[·...·truncated·by·diffoscope;·len:·29,·SHA:·b05f1adf4c6e53420721e4895d236e629151772aff6db4a6a90f7bc40b8a2255·...·]-1">]</span><span·class="p">,</span><span·class="w"> |
| 431 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3 | 431 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3941580950-3">(</span><span·class="ss">my_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabDef</span><span·class="p"·data-group-id="3941580950-3">)</span><span·class="p">,</span><span·class="w"> |
| 432 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3 | 432 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="3941580950-4">(</span><span·class="ss">your_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabDef</span><span·class="p"·data-group-id="3941580950-4">)</span><span·class="p">.</span></code></pre><p>To·access·such·tables,·simplified·access·functions·(as·described·earlier)·cannot |
| 433 | be·used.·For·example,·writing·a·subscriber·record·into·a·table·requires·the | 433 | be·used.·For·example,·writing·a·subscriber·record·into·a·table·requires·the |
| 434 | function·<a·href="mnesia.html#write/3"><code·class="inline">mnesia:write/3</code></a>·instead·of·the·simplified·functions·<a·href="mnesia.html#write/1"><code·class="inline">mnesia:write/1</code></a> | 434 | function·<a·href="mnesia.html#write/3"><code·class="inline">mnesia:write/3</code></a>·instead·of·the·simplified·functions·<a·href="mnesia.html#write/1"><code·class="inline">mnesia:write/1</code></a> |
| 435 | and·<a·href="mnesia.html#s_write/1"><code·class="inline">mnesia:s_write/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 435 | and·<a·href="mnesia.html#s_write/1"><code·class="inline">mnesia:s_write/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="2174472017-1">(</span><span·class="ss">subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="2174472017-2">{</span><span·class="p"·data-group-id="2174472017[·...·truncated·by·diffoscope;·len:·130,·SHA:·52602ff9bf4f5afa4d7f44b1e73386574831153be30759cce3219f1848a3bcc3·...·]-1">)</span><span·class="w"> |
| 436 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 436 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="2174472017-3">(</span><span·class="ss">my_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="2174472017-4">{</span><span·class="p"·data-group-id="2174472[·...·truncated·by·diffoscope;·len:·140,·SHA:·03269f19969c5f5acf8a27da612875109956ffff0403fe79891ed522466458f7·...·]-3">)</span><span·class="w"> |
| 437 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 437 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="2174472017-5">(</span><span·class="ss">your_subscriber</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">subscriber</span><span·class="p"·data-group-id="2174472017-6">{</span><span·class="p"·data-group-id="21744[·...·truncated·by·diffoscope;·len:·135,·SHA:·99ed65911dcb22452ca042421b35048b74e50ef07db261ec055ef35f51d78dd2·...·]-5">)</span></code></pre><p>The·following·simple·code·illustrates·the·relationship·between·the·simplified |
| 438 | access·functions·used·in·most·of·the·examples·and·their·more·flexible | 438 | access·functions·used·in·most·of·the·examples·and·their·more·flexible |
| 439 | counterparts:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id=" | 439 | counterparts:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id="8514128527-1">(</span><span·class="n">Record</span><span·class="p"·data-group-id="8514128527-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 440 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 440 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="8514128527-2">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="8514128527-2">)</span><span·class="p">,</span><span·class="w"> |
| 441 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id=" | 441 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_write</span><span·class="p"·data-group-id="8514128527-3">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="8514128527-3">)</span><span·class="p">.</span><span·class="w"> |
| 442 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id=" | 442 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id="8514128527-4">(</span><span·class="p"·data-group-id="8514128527-5">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="8514128527-5">}</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·7517b50530fef5d7eec8e42322603a7dd611c1f9b35ff34fb758dc86d0c5bdc3·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 443 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id=" | 443 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete</span><span·class="p"·data-group-id="8514128527-6">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="8514128527-6">)</span><span·class="p">.</span><span·class="w"> |
| 444 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id=" | 444 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id="8514128527-7">(</span><span·class="n">Record</span><span·class="p"·data-group-id="8514128527-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 445 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 445 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="8514128527-8">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="8514128527-8">)</span><span·class="p">,</span><span·class="w"> |
| 446 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id=" | 446 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_delete_object</span><span·class="p"·data-group-id="8514128527-9">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="8514128527-9">)</span><span·class="w"> |
| 447 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id=" | 447 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id="8514128527-10">(</span><span·class="p"·data-group-id="8514128527-11">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="8514128527-11">}</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·91,·SHA:·8b12d22d06acf8a3bf7bfcb9c30acb5e20ecde99b32eed7146e2d37a926ea23b·...·]-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 448 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id=" | 448 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_update_counter</span><span·class="p"·data-group-id="8514128527-12">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Incr</span><span·class="p"·data-group-id="8514128527-12">)</span><span·class="p">.</span><span·class="w"> |
| 449 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id=" | 449 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id="8514128527-13">(</span><span·class="p"·data-group-id="8514128527-14">{</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="8514128527-14">}</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·a049453efb80d278cd0c540a082cbd3fcdf2cc6a304b9856494b4b46c0990f0a·...·]-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 450 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 450 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="8514128527-15">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Record</span><span·class="p"·data-group-id="8514128527-15">)</span><span·class="p">,</span><span·class="w"> |
| 451 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id=" | 451 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_read</span><span·class="p"·data-group-id="8514128527-16">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Key</span><span·class="p"·data-group-id="8514128527-16">)</span><span·class="p">.</span><span·class="w"> |
| 452 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id=" | 452 | </span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id="8514128527-17">(</span><span·class="n">Pattern</span><span·class="p"·data-group-id="8514128527-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 453 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 453 | ··</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">element</span><span·class="p"·data-group-id="8514128527-18">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pattern</span><span·class="p"·data-group-id="8514128527-18">)</span><span·class="p">,</span><span·class="w"> |
| 454 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id=" | 454 | ··</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">dirty_match_object</span><span·class="p"·data-group-id="8514128527-19">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pattern</span><span·class="p"·data-group-id="8514128527-19">)</span><span·class="p">.</span><span·class="w"> |
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| 163 | different·Erlang·nodes·in·various·ways.·The·<code·class="inline">Mnesia</code>·programmer·does·not·need·to | 163 | different·Erlang·nodes·in·various·ways.·The·<code·class="inline">Mnesia</code>·programmer·does·not·need·to |
| 164 | state·where·the·different·tables·reside,·only·the·names·of·the·different·tables | 164 | state·where·the·different·tables·reside,·only·the·names·of·the·different·tables |
| 165 | need·to·be·specified·in·the·program·code.·This·is·known·as·"location | 165 | need·to·be·specified·in·the·program·code.·This·is·known·as·"location |
| 166 | transparency"·and·is·an·important·concept.·In·particular:</p><ul><li><p>A·program·works·regardless·of·the·data·location.·It·makes·no·difference | 166 | transparency"·and·is·an·important·concept.·In·particular:</p><ul><li><p>A·program·works·regardless·of·the·data·location.·It·makes·no·difference |
| 167 | whether·the·data·resides·on·the·local·node·or·on·a·remote·node.</p><p>Notice·that·the·program·runs·slower·if·the·data·is·located·on·a·remote·node.</p></li><li><p>The·database·can·be·reconfigured,·and·tables·can·be·moved·between·nodes.·These | 167 | whether·the·data·resides·on·the·local·node·or·on·a·remote·node.</p><p>Notice·that·the·program·runs·slower·if·the·data·is·located·on·a·remote·node.</p></li><li><p>The·database·can·be·reconfigured,·and·tables·can·be·moved·between·nodes.·These |
| 168 | operations·do·not·affect·the·user·programs.</p></li></ul><p>It·has·previously·been·shown·that·each·table·has·a·number·of·system·attributes, | 168 | operations·do·not·affect·the·user·programs.</p></li></ul><p>It·has·previously·been·shown·that·each·table·has·a·number·of·system·attributes, |
| 169 | such·as·<code·class="inline">index</code>·and·<code·class="inline">type</code>.</p><p>Table·attributes·are·specified·when·the·table·is·created.·For·example,·the | 169 | such·as·<code·class="inline">index</code>·and·<code·class="inline">type</code>.</p><p>Table·attributes·are·specified·when·the·table·is·created.·For·example,·the |
| 170 | following·function·creates·a·table·with·two·RAM·replicas:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 170 | following·function·creates·a·table·with·two·RAM·replicas:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="2905142322-1">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w"> |
| 171 | ····················</span><span·class="p"·data-group-id=" | 171 | ····················</span><span·class="p"·data-group-id="2905142322-2">[</span><span·class="p"·data-group-id="2905142322-3">{</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2905142322-4">[</span><span·class="n">N1</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·146,·SHA:·f175686c333c44b81c2efecdd5d6ed88f16205c9992be100d6a7ad8621e46931·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ·····················</span><span·class="p"·data-group-id=" | 172 | ·····················</span><span·class="p"·data-group-id="2905142322-5">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">record_info</span><span·class="p"·data-group-id="2905142322-6">(</span><span·class="ss">fields</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·241,·SHA:·a24bab9ea7d46e0731536fd35b66b55225ebc097589cf3f3fd74c04a6b0e012e·...·]-1">)</span><span·class="p">.</span></code></pre><p>Tables·can·also·have·the·following·properties,·where·each·attribute·has·a·list |
| 173 | of·Erlang·nodes·as·its·value:</p><ul><li><p><code·class="inline">ram_copies</code>.·The·value·of·the·node·list·is·a·list·of·Erlang·nodes,·and·a·RAM | 173 | of·Erlang·nodes·as·its·value:</p><ul><li><p><code·class="inline">ram_copies</code>.·The·value·of·the·node·list·is·a·list·of·Erlang·nodes,·and·a·RAM |
| 174 | replica·of·the·table·resides·on·each·node·in·the·list.</p><p>Notice·that·no·disc·operations·are·performed·when·a·program·executes·write | 174 | replica·of·the·table·resides·on·each·node·in·the·list.</p><p>Notice·that·no·disc·operations·are·performed·when·a·program·executes·write |
| 175 | operations·to·these·replicas.·However,·if·permanent·RAM·replicas·are·required, | 175 | operations·to·these·replicas.·However,·if·permanent·RAM·replicas·are·required, |
| 176 | the·following·alternatives·are·available:</p><ol><li>The·function·<a·href="mnesia.html#dump_tables/1"><code·class="inline">mnesia:dump_tables/1</code></a>·can·be·used·to·dump·RAM·table·replicas | 176 | the·following·alternatives·are·available:</p><ol><li>The·function·<a·href="mnesia.html#dump_tables/1"><code·class="inline">mnesia:dump_tables/1</code></a>·can·be·used·to·dump·RAM·table·replicas |
| 177 | to·disc.</li><li>The·table·replicas·can·be·backed·up,·either·from·RAM,·or·from·disc·if | 177 | to·disc.</li><li>The·table·replicas·can·be·backed·up,·either·from·RAM,·or·from·disc·if |
| 178 | dumped·there·with·this·function.</li></ol></li><li><p><code·class="inline">disc_copies</code>.·The·value·of·the·attribute·is·a·list·of·Erlang·nodes,·and·a | 178 | dumped·there·with·this·function.</li></ol></li><li><p><code·class="inline">disc_copies</code>.·The·value·of·the·attribute·is·a·list·of·Erlang·nodes,·and·a |
| 179 | replica·of·the·table·resides·both·in·RAM·and·on·disc·on·each·node·in·the·list. | 179 | replica·of·the·table·resides·both·in·RAM·and·on·disc·on·each·node·in·the·list. |
| Offset 218, 60 lines modified | Offset 218, 60 lines modified | ||
| 218 | <code·class="inline">mnesia_frag</code>·can·be·used·as·a·<code·class="inline">mnesia_access</code>·callback·module.</p><p>At·each·record·access,·<code·class="inline">mnesia_frag</code>·first·computes·a·hash·value·from·the·record | 218 | <code·class="inline">mnesia_frag</code>·can·be·used·as·a·<code·class="inline">mnesia_access</code>·callback·module.</p><p>At·each·record·access,·<code·class="inline">mnesia_frag</code>·first·computes·a·hash·value·from·the·record |
| 219 | key.·Second,·the·name·of·the·table·fragment·is·determined·from·the·hash·value. | 219 | key.·Second,·the·name·of·the·table·fragment·is·determined·from·the·hash·value. |
| 220 | Finally·the·actual·table·access·is·performed·by·the·same·functions·as·for | 220 | Finally·the·actual·table·access·is·performed·by·the·same·functions·as·for |
| 221 | non-fragmented·tables.·When·the·key·is·not·known·beforehand,·all·fragments·are | 221 | non-fragmented·tables.·When·the·key·is·not·known·beforehand,·all·fragments·are |
| 222 | searched·for·matching·records.</p><p>Notice·that·in·<code·class="inline">ordered_set</code>·tables,·the·records·are·ordered·per·fragment,·and | 222 | searched·for·matching·records.</p><p>Notice·that·in·<code·class="inline">ordered_set</code>·tables,·the·records·are·ordered·per·fragment,·and |
| 223 | the·order·is·undefined·in·results·returned·by·<code·class="inline">select</code>·and·<code·class="inline">match_object</code>,·as | 223 | the·order·is·undefined·in·results·returned·by·<code·class="inline">select</code>·and·<code·class="inline">match_object</code>,·as |
| 224 | well·as·<code·class="inline">first</code>,·<code·class="inline">next</code>,·<code·class="inline">prev</code>·and·<code·class="inline">last</code>.</p><p>The·following·code·illustrates·how·a·<code·class="inline">Mnesia</code>·table·is·converted·to·be·a | 224 | well·as·<code·class="inline">first</code>,·<code·class="inline">next</code>,·<code·class="inline">prev</code>·and·<code·class="inline">last</code>.</p><p>The·following·code·illustrates·how·a·<code·class="inline">Mnesia</code>·table·is·converted·to·be·a |
| 225 | fragmented·table·and·how·more·fragments·are·added·later:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | fragmented·table·and·how·more·fragments·are·added·later:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-1">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·87ef080534b08a33644b587b225c7fe4f97c689622869b506cc08d2cb53f2c39·...·]-1">)</span><span·class="gp·unselectable"> |
| 226 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 226 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="4349812601-3">(</span><span·class="p"·data-group-id="4349812601-3">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">ok</span><span·class="w"> | 227 | </span><span·class="nf">ok</span><span·class="w"> |
| 228 | </span><span·class="p"·data-group-id=" | 228 | </span><span·class="p"·data-group-id="4349812601-4">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="4349812601-4">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">syste[·...·truncated·by·diffoscope;·len:·147,·SHA:·fbbdb18be3b8b617b4e9e80ed7d5a62f9eb82ca733ec47f40e5f6a67d3074725·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 229 | </span><span·class="p"·data-group-id=" | 229 | </span><span·class="p"·data-group-id="4349812601-6">[</span><span·class="ss">b@sam</span><span·class="p">,</span><span·class="ss">c@sam</span><span·class="p">,</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="4349812601-6">]</span><span·class="gp·unselectable"> |
| 230 | (a@sam)3>·</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">dictionary</span><span·class="p">.</span><span·class="w"> | 230 | (a@sam)3>·</span><span·class="n">Tab</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">dictionary</span><span·class="p">.</span><span·class="w"> |
| 231 | </span><span·class="nf">dictionary</span><span·class="w"> | 231 | </span><span·class="nf">dictionary</span><span·class="w"> |
| 232 | </span><span·class="p"·data-group-id=" | 232 | </span><span·class="p"·data-group-id="4349812601-7">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="4349812601-7">)</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">creat[·...·truncated·by·diffoscope;·len:·692,·SHA:·b0e17562c138452924551b660db7cc6272c769689e4a52630e0bf26cf6a208bd·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p"·data-group-id=" | 233 | </span><span·class="p"·data-group-id="4349812601-12">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="4349812601-12">}</span><span·class="gp·unselectable"> |
| 234 | (a@sam)5>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 234 | (a@sam)5>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="4349812601-13">(</span><span·class="n">Keys</span><span·class="p"·data-group-id="4349812601-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-14">[</span><span·class="nc">mnesi[·...·truncated·by·diffoscope;·len:·664,·SHA:·701ba4a9adc1de169426b84aab7c0b4047c94320831f5c7ff15ae1dbd17c27f7·...·]-14">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 235 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 236 | (a@sam)6>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 236 | (a@sam)6>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="4349812601-17">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Write</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-18">[</span><span·class="nc">list[·...·truncated·by·diffoscope;·len:·445,·SHA:·619ee9866b24eb4808be9882982a9a043d9a0497c065ef40480b3f94c2268d9a·...·]-17">)</span><span·class="p">.</span><span·class="w"> |
| 237 | </span><span·class="nf">ok</span><span·class="w"> | 237 | </span><span·class="nf">ok</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id=" | 238 | </span><span·class="p"·data-group-id="4349812601-20">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="4349812601-20">)</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">cha[·...·truncated·by·diffoscope;·len:·486,·SHA:·618c22c191b3b084a81c58998264d51c82158c2651fa4e91c0edd48902b15ed0·...·]-21">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p"·data-group-id=" | 239 | </span><span·class="p"·data-group-id="4349812601-24">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="4349812601-24">}</span><span·class="gp·unselectable"> |
| 240 | (a@sam)8>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">table_info</span><span·class="p"·data-group-id=" | 240 | (a@sam)8>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">table_info</span><span·class="p"·data-group-id="4349812601-25">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">frag_properties</span><span·class="p"·data-group-id="4349812601-25">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="p"·data-group-id=" | 241 | </span><span·class="p"·data-group-id="4349812601-26">[</span><span·class="p"·data-group-id="4349812601-27">{</span><span·class="ss">base_table</span><span·class="p">,</span><span·class="ss">dictionary</span><span·class="p"·data-group-id="4349812601-27">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ·</span><span·class="p"·data-group-id=" | 242 | ·</span><span·class="p"·data-group-id="4349812601-28">{</span><span·class="ss">foreign_key</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p"·data-group-id="4349812601-28">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ·</span><span·class="p"·data-group-id=" | 243 | ·</span><span·class="p"·data-group-id="4349812601-29">{</span><span·class="ss">hash_module</span><span·class="p">,</span><span·class="ss">mnesia_frag_hash</span><span·class="p"·data-group-id="4349812601-29">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ·</span><span·class="p"·data-group-id=" | 244 | ·</span><span·class="p"·data-group-id="4349812601-30">{</span><span·class="ss">hash_state</span><span·class="p">,</span><span·class="p"·data-group-id="4349812601-31">{</span><span·class="ss">hash_state</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="m[·...·truncated·by·diffoscope;·len:·209,·SHA:·b99cb6b5e6df365d37e8d4f333b80b17a092b3f8c06fc6083a45944511e80b53·...·]-30">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ·</span><span·class="p"·data-group-id=" | 245 | ·</span><span·class="p"·data-group-id="4349812601-32">{</span><span·class="ss">n_fragments</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="4349812601-32">}</span><span·class="p">,</span><span·class="w"> |
| 246 | ·</span><span·class="p"·data-group-id=" | 246 | ·</span><span·class="p"·data-group-id="4349812601-33">{</span><span·class="ss">node_pool</span><span·class="p">,</span><span·class="p"·data-group-id="4349812601-34">[</span><span·class="ss">a@sam</span><span·class="p">,</span><span·class="ss">b@sam</span><span·class="p">,</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·162,·SHA:·6a286f097e00af05229bd1adbd304b20a9ef4c34ed8bc774d7d3d8d6cd78952c·...·]-26">]</span><span·class="gp·unselectable"> |
| 247 | (a@sam)9>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 247 | (a@sam)9>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="4349812601-35">(</span><span·class="n">Item</span><span·class="p"·data-group-id="4349812601-35">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">table[·...·truncated·by·diffoscope;·len:·208,·SHA:·d2dd25f6f5d5d54b813a4992ae04ec94fa0298edaf98fca0201ec60d7c4475bb·...·]-36">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 248 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 249 | (a@sam)10>·</span><span·class="n">Dist</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 249 | (a@sam)10>·</span><span·class="n">Dist</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="4349812601-37">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-38">[</span><span·class="ss">frag_[·...·truncated·by·diffoscope;·len:·189,·SHA:·1cad46cab40e371c0df3ba7c9c952b34771f6fea3bd383f1a12c1a43b20de1e9·...·]-37">)</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="p"·data-group-id=" | 250 | </span><span·class="p"·data-group-id="4349812601-39">[</span><span·class="p"·data-group-id="4349812601-40">{</span><span·class="ss">c@sam</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="4349812601-40">}</span><span·class="p">,</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·414,·SHA:·503fe2b9d6cfab17c9b0996462a8b5b3107ce21c1114dee51d2d3344e8e2fbd8·...·]-39">]</span><span·class="gp·unselectable"> |
| 251 | (a@sam)11>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id=" | 251 | (a@sam)11>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="4349812601-43">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-44">{</span><span·class="ss">add_frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dist</spa[·...·truncated·by·diffoscope;·len:·97,·SHA:·16a10b7bf7305720501382aab63bf4906644bada97308b0ae68fe7cb0956f13f·...·]-43">)</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="p"·data-group-id=" | 252 | </span><span·class="p"·data-group-id="4349812601-45">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="4349812601-45">}</span><span·class="gp·unselectable"> |
| 253 | (a@sam)12>·</span><span·class="n">Dist2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 253 | (a@sam)12>·</span><span·class="n">Dist2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="4349812601-46">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-47">[</span><span·class="ss">frag_[·...·truncated·by·diffoscope;·len:·189,·SHA:·ff2445bcd55ae9f148a4a92c399f060e7a6a56603010a868ba7bf4105c8efd23·...·]-46">)</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="p"·data-group-id=" | 254 | </span><span·class="p"·data-group-id="4349812601-48">[</span><span·class="p"·data-group-id="4349812601-49">{</span><span·class="ss">b@sam</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="4349812601-49">}</span><span·class="p">,</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·414,·SHA:·c75e88106dab004cf064a5576f2b52c2d7e4f7c4f74f1979ddecb5e4c8f51e2c·...·]-48">]</span><span·class="gp·unselectable"> |
| 255 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id=" | 255 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="4349812601-52">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-53">{</span><span·class="ss">add_frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dist2</sp[·...·truncated·by·diffoscope;·len:·98,·SHA:·d78940522ee9758be639f96087d2f7bf61354df121017527a0b18d93b6940f92·...·]-52">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="p"·data-group-id=" | 256 | </span><span·class="p"·data-group-id="4349812601-54">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="4349812601-54">}</span><span·class="gp·unselectable"> |
| 257 | (a@sam)14>·</span><span·class="n">Dist3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 257 | (a@sam)14>·</span><span·class="n">Dist3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="4349812601-55">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-56">[</span><span·class="ss">frag_[·...·truncated·by·diffoscope;·len:·189,·SHA:·a682d30188373825fcbd112625dcaeed0a09ae828676f15288b0f4a72884e62d·...·]-55">)</span><span·class="p">.</span><span·class="w"> |
| 258 | </span><span·class="p"·data-group-id=" | 258 | </span><span·class="p"·data-group-id="4349812601-57">[</span><span·class="p"·data-group-id="4349812601-58">{</span><span·class="ss">a@sam</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4349812601-58">}</span><span·class="p">,</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·414,·SHA:·5a3a7525bc365b8d26f0418e8f2dab6546c1332661e9312dcaf87ff991cd9510·...·]-57">]</span><span·class="gp·unselectable"> |
| 259 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id=" | 259 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">change_table_frag</span><span·class="p"·data-group-id="4349812601-61">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-62">{</span><span·class="ss">add_frag</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dist3</sp[·...·truncated·by·diffoscope;·len:·98,·SHA:·3042a702bc27598f02e920d55ee26bf005e7627e67e4029f53af4148756c35cb·...·]-61">)</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="p"·data-group-id=" | 260 | </span><span·class="p"·data-group-id="4349812601-63">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="4349812601-63">}</span><span·class="gp·unselectable"> |
| 261 | (a@sam)16>·</span><span·class="n">Read</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 261 | (a@sam)16>·</span><span·class="n">Read</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="4349812601-64">(</span><span·class="n">Key</span><span·class="p"·data-group-id="4349812601-64">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</[·...·truncated·by·diffoscope;·len:·308,·SHA:·621f00e460a358bbd7856b0cf9330187cf534a74bca2be48ce893793d658ad69·...·]-65">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 262 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 262 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 263 | (a@sam)17>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 263 | (a@sam)17>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="4349812601-67">(</span><span·class="ss">transaction</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Read</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-68">[</span><span·class="mi">12</[·...·truncated·by·diffoscope;·len:·183,·SHA:·b54d8aa047072a3d6f11d70ce95259c245d48f16ab97a3b17c66751e8478e536·...·]-67">)</span><span·class="p">.</span><span·class="w"> |
| 264 | </span><span·class="p"·data-group-id=" | 264 | </span><span·class="p"·data-group-id="4349812601-69">[</span><span·class="p"·data-group-id="4349812601-70">{</span><span·class="ss">dictionary</span><span·class="p">,</span><span·class="mi">12</span><span·class="p">,</span><span·class="o">-</span><span·class="mi">12</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·74,·SHA:·6a4aac23d3c697347be23e53f4391d82502685a00df969f2e5b892d2c317cc02·...·]-69">]</span><span·class="gp·unselectable"> |
| 265 | (a@sam)18>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 265 | (a@sam)18>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="4349812601-71">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4349812601-72">[</span><span·class="ss">frag_[·...·truncated·by·diffoscope;·len:·189,·SHA:·e8588dc188aa44f6c6b0ef687e45ddb0218049b3102f2d16f56261efdead1074·...·]-71">)</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="p"·data-group-id=" | 266 | </span><span·class="p"·data-group-id="4349812601-73">[</span><span·class="p"·data-group-id="4349812601-74">{</span><span·class="ss">dictionary</span><span·class="p">,</span><span·class="mi">57</span><span·class="p"·data-group-id="4349812601-74">}</span><span·class="p">,</span><span·class="w"> |
| 267 | ·</span><span·class="p"·data-group-id=" | 267 | ·</span><span·class="p"·data-group-id="4349812601-75">{</span><span·class="ss">dictionary_frag2</span><span·class="p">,</span><span·class="mi">63</span><span·class="p"·data-group-id="4349812601-75">}</span><span·class="p">,</span><span·class="w"> |
| 268 | ·</span><span·class="p"·data-group-id=" | 268 | ·</span><span·class="p"·data-group-id="4349812601-76">{</span><span·class="ss">dictionary_frag3</span><span·class="p">,</span><span·class="mi">62</span><span·class="p"·data-group-id="4349812601-76">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ·</span><span·class="p"·data-group-id="7521433419-77">{</span><span·class="ss">dictionary_frag4</span><span·class="p">,</span><span·class="mi">74</span><span·class="p"·data-group-id="7521433419-77">}</span><span·class="p"·data-group-id="7521433419-73">]</span><span·class="w"> | ||
| 270 | </span><span·class="p"·data-group-id=" | 269 | ·</span><span·class="p"·data-group-id="4349812601-77">{</span><span·class="ss">dictionary_frag4</span><span·class="p">,</span><span·class="mi">74</span><span·class="p"·data-group-id="4349812601-77">}</span><span·class="p"·data-group-id="4349812601-73">]</s[·...·truncated·by·diffoscope;·len:·18,·SHA:·7f5c6b1212d3eb04fd43abf1652541570d6ef0d2bed264ce2c2977e5b9aeee63·...·]"> |
| 270 | </span><span·class="p"·data-group-id="4349812601-78">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="4349812601-78">)</span><span·class="mi">19</span><span·class="o">></span></code></pre><h3·id="fragmentation-properties"·class="section-heading"> | ||
| 271 | ··<a·href="#fragmentation-properties"·class="hover-link"> | 271 | ··<a·href="#fragmentation-properties"·class="hover-link"> |
| 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 272 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 273 | ··</a> | 273 | ··</a> |
| 274 | ··<span·class="text">Fragmentation·Properties</span> | 274 | ··<span·class="text">Fragmentation·Properties</span> |
| 275 | </h3> | 275 | </h3> |
| 276 | <p>The·table·property·<code·class="inline">frag_properties</code>·can·be·read·with·the·function | 276 | <p>The·table·property·<code·class="inline">frag_properties</code>·can·be·read·with·the·function |
| 277 | <a·href="mnesia.html#table_info/2"><code·class="inline">mnesia:table_info(Tab,·frag_properties)</code></a>.·The | 277 | <a·href="mnesia.html#table_info/2"><code·class="inline">mnesia:table_info(Tab,·frag_properties)</code></a>.·The |
| Offset 305, 72 lines modified | Offset 305, 72 lines modified | ||
| 305 | defaults·to·<code·class="inline">undefined</code>.·However,·if·the·foreign·key·is·set·to·something·else, | 305 | defaults·to·<code·class="inline">undefined</code>.·However,·if·the·foreign·key·is·set·to·something·else, |
| 306 | it·causes·the·default·values·of·the·other·fragmentation·properties·to·be·the | 306 | it·causes·the·default·values·of·the·other·fragmentation·properties·to·be·the |
| 307 | same·values·as·the·actual·fragmentation·properties·of·the·foreign·table.</p></li><li><p><strong><code·class="inline">{hash_module,·Atom}</code></strong>·-·Enables·definition·of·an·alternative·hashing | 307 | same·values·as·the·actual·fragmentation·properties·of·the·foreign·table.</p></li><li><p><strong><code·class="inline">{hash_module,·Atom}</code></strong>·-·Enables·definition·of·an·alternative·hashing |
| 308 | scheme.·The·module·must·implement·the·<a·href="mnesia_frag_hash.html"><code·class="inline">mnesia_frag_hash</code></a>·callback·behavior. | 308 | scheme.·The·module·must·implement·the·<a·href="mnesia_frag_hash.html"><code·class="inline">mnesia_frag_hash</code></a>·callback·behavior. |
| 309 | This·property·can·explicitly·be·set·at·table·creation.·Default·is | 309 | This·property·can·explicitly·be·set·at·table·creation.·Default·is |
| 310 | <code·class="inline">mnesia_frag_hash</code>.</p></li><li><p><strong><code·class="inline">{hash_state,·Term}</code></strong>·-·Enables·a·table-specific·parameterization·of·a | 310 | <code·class="inline">mnesia_frag_hash</code>.</p></li><li><p><strong><code·class="inline">{hash_state,·Term}</code></strong>·-·Enables·a·table-specific·parameterization·of·a |
| 311 | generic·hash·module.·This·property·can·explicitly·be·set·at·table·creation. | 311 | generic·hash·module.·This·property·can·explicitly·be·set·at·table·creation. |
| 312 | Default·is·<code·class="inline">undefined</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 312 | Default·is·<code·class="inline">undefined</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id="7055356699-1">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·2a20898c4ccc0bf0258b770ccc7aaddc1a4f1bc03abdaa8a3fa7b2c17f8e6f55·...·]-1">)</span><span·class="gp·unselectable"> |
| 313 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 313 | (a@sam)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7055356699-3">(</span><span·class="p"·data-group-id="7055356699-3">)</span><span·class="p">.</span><span·class="w"> |
| 314 | </span><span·class="nf">ok</span><span·class="w"> | 314 | </span><span·class="nf">ok</span><span·class="w"> |
| 315 | </span><span·class="p"·data-group-id="2971238086-4">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="2971238086-4">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">PrimProps</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2971238086-5">[</span><span·class="p"·data-group-id="2971238086-6">{</span><span·class="ss">n_fragments</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">7</span><span·class="p"·data-group-id="2971238086-6">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2971238086-7">{</span><span·class="ss">node_pool</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2971238086-8">[</span><span·class="nf">node</span><span·class="p"·data-group-id="2971238086-9">(</span><span·class="p"·data-group-id="2971238086-9">)</span><span·class="p"·data-group-id="2971238086-8">]</span><span·class="p"·data-group-id="2971238086-7">}</span><span·class="p"·data-group-id="2971238086-5">]</span><span·class="p">.</span><span·class="w"> | ||
| 316 | </span><span·class="p"·data-group-id=" | 315 | </span><span·class="p"·data-group-id="7055356699-4">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="7055356699-4">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="n">PrimProps</span><span·class="w">·</span><span·class="o">=</s[·...·truncated·by·diffoscope;·len:·861,·SHA:·93d57afc9d591aa36714e593239562efe13233019b1cc5f989559c7857a54a9a·...·]"> |
| 316 | </span><span·class="p"·data-group-id="7055356699-10">[</span><span·class="p"·data-group-id="7055356699-11">{</span><span·class="ss">n_fragments</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="7055356699-11">}</span><span·class="p">,</span><span·class="p"·data-group-id="7055356699-12">{</span><span·class="ss">node_pool</span><span·class="p">,</span><span·class="p"·data-group-id="7055356699-13">[</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="7055356699-13">]</span><span·class="p"·data-group-id="7055356699-12">}</span><span·class="p"·data-group-id="7055356699-10">]</span><span·class="gp·unselectable"> | ||
| 317 | (a@sam)3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 317 | (a@sam)3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7055356699-14">(</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="w"> |
| 318 | ······························</span><span·class="p"·data-group-id=" | 318 | ······························</span><span·class="p"·data-group-id="7055356699-15">[</span><span·class="p"·data-group-id="7055356699-16">{</span><span·class="ss">frag_properties</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimProps</span><span·class="p"·data-group-id="7055356699-16">}</span><span·class="p">,</span><span·class="w"> |
| 319 | ·······························</span><span·class="p"·data-group-id=" | 319 | ·······························</span><span·class="p"·data-group-id="7055356699-17">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7055356699-18">[</span><span·class="ss">prim_key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·218,·SHA:·b4f37008e7c8c30e96a49c8c0597f0bcb62b732cecce8d8b50de3d76c3386d20·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="p"·data-group-id=" | 320 | </span><span·class="p"·data-group-id="7055356699-19">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="7055356699-19">}</span><span·class="gp·unselectable"> |
| 321 | (a@sam)4>·</span><span·class="n">SecProps</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 321 | (a@sam)4>·</span><span·class="n">SecProps</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7055356699-20">[</span><span·class="p"·data-group-id="7055356699-21">{</span><span·class="ss">foreign_key</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7055356699-22">{</span><span·class="ss">prim_dict</span><span·cla[·...·truncated·by·diffoscope;·len:·219,·SHA:·8ab4455230436cdf0f34b596339de1edecc4f517dee1e07aba89cd715c77dc6c·...·]-20">]</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="p"·data-group-id=" | 322 | </span><span·class="p"·data-group-id="7055356699-23">[</span><span·class="p"·data-group-id="7055356699-24">{</span><span·class="ss">foreign_key</span><span·class="p">,</span><span·class="p"·data-group-id="7055356699-25">{</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·171,·SHA:·d29be58567c404fcfa86a30dd64df859ca7ed318ec238d5aaa1b6860de0521ae·...·]-23">]</span><span·class="gp·unselectable"> |
| 323 | (a@sam)5>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 323 | (a@sam)5>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7055356699-26">(</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="w"> |
| 324 | ······························</span><span·class="p"·data-group-id=" | 324 | ······························</span><span·class="p"·data-group-id="7055356699-27">[</span><span·class="p"·data-group-id="7055356699-28">{</span><span·class="ss">frag_properties</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecProps</span><span·class="p"·data-group-id="7055356699-28">}</span><span·class="p">,</span><span·class="w"> |
| 325 | ·······························</span><span·class="p"·data-group-id=" | 325 | ·······························</span><span·class="p"·data-group-id="7055356699-29">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7055356699-30">[</span><span·class="ss">sec_key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·216,·SHA:·259bd4f2f0d96a8246fcb3e70f65415f188b0c42c8a3531658725ff01d5c16bd·...·]-26">)</span><span·class="p">.</span><span·class="w"> |
| 326 | </span><span·class="p"·data-group-id=" | 326 | </span><span·class="p"·data-group-id="7055356699-31">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="7055356699-31">}</span><span·class="gp·unselectable"> |
| 327 | (a@sam)6>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 327 | (a@sam)6>·</span><span·class="n">Write</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7055356699-32">(</span><span·class="n">Rec</span><span·class="p"·data-group-id="7055356699-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">write<[·...·truncated·by·diffoscope;·len:·127,·SHA:·8f505e0478155d1e994f3553db0e01f21ae37283cb312eda82041a107caf4a42·...·]-33">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 328 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 328 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 329 | (a@sam)7>·</span><span·class="n">PrimKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">11</span><span·class="p">.</span><span·class="w"> | 329 | (a@sam)7>·</span><span·class="n">PrimKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">11</span><span·class="p">.</span><span·class="w"> |
| 330 | </span><span·class="mi">11</span><span·class="gp·unselectable"> | 330 | </span><span·class="mi">11</span><span·class="gp·unselectable"> |
| 331 | (a@sam)8>·</span><span·class="n">SecKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">.</span><span·class="w"> | 331 | (a@sam)8>·</span><span·class="n">SecKey</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">.</span><span·class="w"> |
| 332 | </span><span·class="mi">42</span><span·class="gp·unselectable"> | 332 | </span><span·class="mi">42</span><span·class="gp·unselectable"> |
| 333 | (a@sam)9>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 333 | (a@sam)9>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="7055356699-34">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Write</span><span·class="p">,</span><span·class="w"> |
| 334 | ··························</span><span·class="p"·data-group-id=" | 334 | ··························</span><span·class="p"·data-group-id="7055356699-35">[</span><span·class="p"·data-group-id="7055356699-36">{</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimKey</span><span·class="p">,</span><span·class="w">·</span><span·class="o">-</s[·...·truncated·by·diffoscope;·len:·262,·SHA:·b8ab4c9504e85d4dbd14fd1c8db8146047d394314729a7c18bf96fa9ccc153fd·...·]-34">)</span><span·class="p">.</span><span·class="w"> |
| 335 | </span><span·class="nf">ok</span><span·class="w"> | 335 | </span><span·class="nf">ok</span><span·class="w"> |
| 336 | </span><span·class="p"·data-group-id=" | 336 | </span><span·class="p"·data-group-id="7055356699-37">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="7055356699-37">)</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">ac[·...·truncated·by·diffoscope;·len:·54,·SHA:·edf94a2b0dff7d993def0663973424cff508704f8fb1bbf359ad75c1caa239bf·...·]-38">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Write</span><span·class="p">,</span><span·class="w"> |
| 337 | ···························</span><span·class="p"·data-group-id=" | 337 | ···························</span><span·class="p"·data-group-id="7055356699-39">[</span><span·class="p"·data-group-id="7055356699-40">{</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimKe[·...·truncated·by·diffoscope;·len:·240,·SHA:·a1051cddd0faadfb550b3ea00224f47ad61b7238998f314ea254b5ad7f1298c3·...·]-38">)</span><span·class="p">.</span><span·class="w"> |
| 338 | </span><span·class="nf">ok</span><span·class="w"> | 338 | </span><span·class="nf">ok</span><span·class="w"> |
| 339 | </span><span·class="p"·data-group-id=" | 339 | </span><span·class="p"·data-group-id="7055356699-41">(</span><span·class="ss">a@sam</span><span·class="p"·data-group-id="7055356699-41">)</span><span·class="mi">11</span><span·class="o">></span><span·class="w">·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">ch[·...·truncated·by·diffoscope;·len:·630,·SHA:·0c073856d4cb9d63f32448ee144acbb72aeb258e63c65066273a53fbf03179c9·...·]-42">)</span><span·class="p">.</span><span·class="w"> |
| 340 | </span><span·class="p"·data-group-id=" | 340 | </span><span·class="p"·data-group-id="7055356699-46">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="7055356699-46">}</span><span·class="gp·unselectable"> |
| 341 | (a@sam)12>·</span><span·class="n">SecRead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 341 | (a@sam)12>·</span><span·class="n">SecRead</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7055356699-47">(</span><span·class="n">PrimKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecKey</span><span·class="p"·data-group-id="7055356699-47">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 342 | ···············</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id=" | 342 | ···············</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">read</span><span·class="p"·data-group-id="7055356699-48">(</span><span·class="p"·data-group-id="7055356699-49">{</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrimKey</span><span·class="p"·data-group-id="7055356699-49">}</span><span·class="p"[·...·truncated·by·diffoscope;·len:·179,·SHA:·ff1d89358195932b4152d5256e79dcd91c1273984722704e647a366782dcf025·...·]-48">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 343 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 343 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 344 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 344 | (a@sam)13>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="7055356699-50">(</span><span·class="ss">transaction</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecRead</span><span·class="p">,</span><span·class="w"> |
| 345 | ···························</span><span·class="p"·data-group-id=" | 345 | ···························</span><span·class="p"·data-group-id="7055356699-51">[</span><span·class="n">PrimKey</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecKey</span><span·class="p"·data-group-id="7055356699-51">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">mnesia_[·...·truncated·by·diffoscope;·len:·52,·SHA:·9e2c27509f5663a6ff871e01b190b62ac264b36de9063ecd14cd9ef40f2e2fa0·...·]-50">)</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="p"·data-group-id=" | 346 | </span><span·class="p"·data-group-id="7055356699-52">[</span><span·class="p"·data-group-id="7055356699-53">{</span><span·class="ss">sec_dict</span><span·class="p">,</span><span·class="mi">42</span><span·class="p">,</span><span·class="mi">11</span><span·class="p"·data-group-id="7055356699-53">}[·...·truncated·by·diffoscope;·len:·48,·SHA:·4904da80c8071bfaa16ac54cfdc9bae55e34d7bea58b9e84ea9289750108028f·...·]-52">]</span><span·class="gp·unselectable"> |
| 347 | (a@sam)14>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 347 | (a@sam)14>·</span><span·class="n">Info</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="7055356699-54">(</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Item</span><span·class="p"·data-group-id="7055356699-54">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·282,·SHA:·0d5599daf5de5379f692a4dad5d79964f9432ffde371fe7ab300dbb12ae8bc3b·...·]-55">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> | 348 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="o"><</span><span·class="ss">erl_eval</span><span·class="o">></span><span·class="gp·unselectable"> |
| 349 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id=" | 349 | (a@sam)15>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">activity</span><span·class="p"·data-group-id="7055356699-56">(</span><span·class="ss">sync_dirty</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w"> |
| 350 | ···························</span><span·class="p"·data-group-id=" | 350 | ···························</span><span·class="p"·data-group-id="7055356699-57">[</span><span·class="ss">prim_dict</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">frag_size</span><span·class="p"·data-group-id="7055356699-57">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·59,·SHA:·59151acf07f0d0705c7a1acb4f657526737de34a96adf3fc4f0166258a036375·...·]-56">)</span><span·class="p">.</span><span·class="w"> |
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| 229 | ··</a> | 229 | ··</a> |
| 230 | ··<span·class="text">Startup·Files</span> | 230 | ··<span·class="text">Startup·Files</span> |
| 231 | </h3> | 231 | </h3> |
| 232 | <p><a·href="mnesia_chap3.html#start_mnesia">Start·Mnesia</a>·states·the·following·prerequisites | 232 | <p><a·href="mnesia_chap3.html#start_mnesia">Start·Mnesia</a>·states·the·following·prerequisites |
| 233 | for·starting·<code·class="inline">Mnesia</code>:</p><ul><li>An·Erlang·session·must·be·started·and·a·<code·class="inline">Mnesia</code>·directory·must·be·specified | 233 | for·starting·<code·class="inline">Mnesia</code>:</p><ul><li>An·Erlang·session·must·be·started·and·a·<code·class="inline">Mnesia</code>·directory·must·be·specified |
| 234 | for·the·database.</li><li>A·database·schema·must·be·initiated,·using·the·function | 234 | for·the·database.</li><li>A·database·schema·must·be·initiated,·using·the·function |
| 235 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>.</li></ul><p>The·following·example·shows·how·these·tasks·are·performed:</p><p><em>Step·1:</em>·Start·an·Erlang·session·and·specify·a·<code·class="inline">Mnesia</code>·directory·for·the | 235 | <a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>.</li></ul><p>The·following·example·shows·how·these·tasks·are·performed:</p><p><em>Step·1:</em>·Start·an·Erlang·session·and·specify·a·<code·class="inline">Mnesia</code>·directory·for·the |
| 236 | database:</p><pre><code·class="text">%·erl·-sname·klacke·-mnesia·dir·'"/ldisc/scratch/klacke"'</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id=" | 236 | database:</p><pre><code·class="text">%·erl·-sname·klacke·-mnesia·dir·'"/ldisc/scratch/klacke"'</code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="4836727160-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">15.1</span><span·class="p">.</span><span·class="mi">2</span><span·class="p"·data-group-id="4836727160-1">]</span><span·class="w"> |
| 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mf">1.2</span><span·class="w">·</span><span·class="p"·data-group-id="4836727160-2">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·7f9dae4572b9945f19d9bd318a69fa3303ed1d47313793dc5fb19a664ede014e·...·]-2">)</span><span·class="gp·unselectable"> |
| 238 | (klacke@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id=" | 238 | (klacke@gin)1>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_schema</span><span·class="p"·data-group-id="4836727160-4">(</span><span·class="p"·data-group-id="4836727160-5">[</span><span·class="nf">node</span><span·class="p"·data-group-id="4836727160-6">(</span><span·class="p"·data-group-id="4836727160-6">)</span><span·class="p"·data-group-id="4836727160-5">]<[·...·truncated·by·diffoscope;·len:·47,·SHA:·e320e4e82cda5106f261f2accaaa7ff371dfd1a14a83e55401edd6d41d109368·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="nf">ok</span><span·class="w"> | 239 | </span><span·class="nf">ok</span><span·class="w"> |
| 240 | </span><span·class="p"·data-group-id=" | 240 | </span><span·class="p"·data-group-id="4836727160-7">(</span><span·class="ss">klacke@gin</span><span·class="p"·data-group-id="4836727160-7">)</span><span·class="mi">2</span><span·class="o">></span><span·class="w"> |
| 241 | </span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">Z</span><span·class="w"> | 241 | </span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">Z</span><span·class="w"> |
| 242 | </span><span·class="p"·data-group-id=" | 242 | </span><span·class="p"·data-group-id="4836727160-8">[</span><span·class="mi">1</span><span·class="p"·data-group-id="4836727160-8">]</span><span·class="o">+</span><span·class="w">··</span><span·class="n">Stopped</span><span·class="w">·················</span><span·class="ss">erl</span></code></pre><p><em>Step·2:</em>·You·can·inspect·the·<code·class="inline">Mnesia</code>·directory·to·see·what·files·have·been |
| 243 | created:</p><pre><code·class="text">%·ls·-l·/ldisc/scratch/klacke | 243 | created:</p><pre><code·class="text">%·ls·-l·/ldisc/scratch/klacke |
| 244 | -rw-rw-r--···1·klacke···staff·······247·Aug·12·15:06·FALLBACK.BUP</code></pre><p>The·response·shows·that·the·file·<code·class="inline">FALLBACK.BUP</code>·has·been·created.·This·is·called | 244 | -rw-rw-r--···1·klacke···staff·······247·Aug·12·15:06·FALLBACK.BUP</code></pre><p>The·response·shows·that·the·file·<code·class="inline">FALLBACK.BUP</code>·has·been·created.·This·is·called |
| 245 | a·backup·file,·and·it·contains·an·initial·schema.·If·more·than·one·node·in·the | 245 | a·backup·file,·and·it·contains·an·initial·schema.·If·more·than·one·node·in·the |
| 246 | function·<a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>·had·been·specified,·identical·backup·files | 246 | function·<a·href="mnesia.html#create_schema/1"><code·class="inline">mnesia:create_schema/1</code></a>·had·been·specified,·identical·backup·files |
| 247 | would·have·been·created·on·all·nodes.</p><p><em>Step·3:</em>·Start·<code·class="inline">Mnesia</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(klacke@gin)3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 247 | would·have·been·created·on·all·nodes.</p><p><em>Step·3:</em>·Start·<code·class="inline">Mnesia</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(klacke@gin)3>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6701266456-1">(</span><span·class="p"·data-group-id="6701266456-1">)</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="ss">ok</span></code></pre><p><em>Step·4:</em>·You·can·see·the·following·listing·in·the·<code·class="inline">Mnesia</code>·directory:</p><pre><code·class="text">-rw-rw-r--···1·klacke···staff·········86·May·26·19:03·LATEST.LOG | 248 | </span><span·class="ss">ok</span></code></pre><p><em>Step·4:</em>·You·can·see·the·following·listing·in·the·<code·class="inline">Mnesia</code>·directory:</p><pre><code·class="text">-rw-rw-r--···1·klacke···staff·········86·May·26·19:03·LATEST.LOG |
| 249 | -rw-rw-r--···1·klacke···staff······34507·May·26·19:03·schema.DAT</code></pre><p>The·schema·in·the·backup·file·<code·class="inline">FALLBACK.BUP</code>·has·been·used·to·generate·the·file | 249 | -rw-rw-r--···1·klacke···staff······34507·May·26·19:03·schema.DAT</code></pre><p>The·schema·in·the·backup·file·<code·class="inline">FALLBACK.BUP</code>·has·been·used·to·generate·the·file |
| 250 | <code·class="inline">schema.DAT</code>.·Since·there·are·no·other·disc·resident·tables·than·the·schema,·no | 250 | <code·class="inline">schema.DAT</code>.·Since·there·are·no·other·disc·resident·tables·than·the·schema,·no |
| 251 | other·data·files·were·created.·The·file·<code·class="inline">FALLBACK.BUP</code>·was·removed·after·the | 251 | other·data·files·were·created.·The·file·<code·class="inline">FALLBACK.BUP</code>·was·removed·after·the |
| 252 | successful·"restoration".·You·also·see·some·files·that·are·for·internal·use·by | 252 | successful·"restoration".·You·also·see·some·files·that·are·for·internal·use·by |
| 253 | <code·class="inline">Mnesia</code>.</p><p><em>Step·5:</em>·Create·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(klacke@gin)4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="7846986092-1">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="p"·data-group-id="7846986092-2">[</span><span·class="p"·data-group-id="7846986092-3">{</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7846986092-4">[</span><span·class="nf">node</span><span·class="p"·data-group-id="7846986092-5">(</span><span·class="p"·data-group-id="7846986092-5">)</span><span·class="p"·data-group-id="7846986092-4">]</span><span·class="p"·data-group-id="7846986092-3">}</span><span·class="p"·data-group-id="7846986092-2">]</span><span·class="p"·data-group-id="7846986092-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 254 | < | 253 | <code·class="inline">Mnesia</code>.</p><p><em>Step·5:</em>·Create·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(klacke@gin)4>·</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">creat[·...·truncated·by·diffoscope;·len:·746,·SHA:·4377fbac68d7187206252172979526e475398eee5f799200839fbda869efdea6·...·] |
| 254 | </span><span·class="p"·data-group-id="5312708777-6">{</span><span·class="ss">atomic</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p"·data-group-id="5312708777-6">}</span></code></pre><p><em>Step·6:</em>·You·can·see·the·following·listing·in·the·<code·class="inline">Mnesia</code>·directory:</p><pre><code·class="text">%·ls·-l·/ldisc/scratch/klacke | ||
| 255 | -rw-rw-r--·1·klacke·staff····86·May·26·19:07·LATEST.LOG | 255 | -rw-rw-r--·1·klacke·staff····86·May·26·19:07·LATEST.LOG |
| 256 | -rw-rw-r--·1·klacke·staff····94·May·26·19:07·foo.DCD | 256 | -rw-rw-r--·1·klacke·staff····94·May·26·19:07·foo.DCD |
| 257 | -rw-rw-r--·1·klacke·staff··6679·May·26·19:07·schema.DAT</code></pre><p>The·file·<code·class="inline">foo.DCD</code>·has·been·created.·This·file·will·eventually·store·all·data | 257 | -rw-rw-r--·1·klacke·staff··6679·May·26·19:07·schema.DAT</code></pre><p>The·file·<code·class="inline">foo.DCD</code>·has·been·created.·This·file·will·eventually·store·all·data |
| 258 | that·is·written·into·the·<code·class="inline">foo</code>·table.</p><h3·id="log-file"·class="section-heading"> | 258 | that·is·written·into·the·<code·class="inline">foo</code>·table.</p><h3·id="log-file"·class="section-heading"> |
| 259 | ··<a·href="#log-file"·class="hover-link"> | 259 | ··<a·href="#log-file"·class="hover-link"> |
| 260 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 260 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 261 | ··</a> | 261 | ··</a> |
| Offset 292, 19 lines modified | Offset 292, 19 lines modified | ||
| 292 | and·it·is·efficient·to·insert·and·search·for·records·in·these·files·with·a | 292 | and·it·is·efficient·to·insert·and·search·for·records·in·these·files·with·a |
| 293 | specific·key.·The·<code·class="inline">.DAT</code>·files·are·used·for·the·schema·and·for | 293 | specific·key.·The·<code·class="inline">.DAT</code>·files·are·used·for·the·schema·and·for |
| 294 | <code·class="inline">disc_only_copies</code>·tables.·The·<code·class="inline">Mnesia</code>·data·files·are·currently·implemented·in | 294 | <code·class="inline">disc_only_copies</code>·tables.·The·<code·class="inline">Mnesia</code>·data·files·are·currently·implemented·in |
| 295 | the·standard·library·module·<a·href="../../../../lib/stdlib-6.2.1/doc/html/dets.html"><code·class="inline">dets</code></a>·in·<code·class="inline">STDLIB</code>.</p><p>All·operations·that·can·be·performed·on·<code·class="inline">dets</code>·files·can·also·be·performed·on | 295 | the·standard·library·module·<a·href="../../../../lib/stdlib-6.2.1/doc/html/dets.html"><code·class="inline">dets</code></a>·in·<code·class="inline">STDLIB</code>.</p><p>All·operations·that·can·be·performed·on·<code·class="inline">dets</code>·files·can·also·be·performed·on |
| 296 | the·<code·class="inline">Mnesia</code>·data·files.·For·example,·<code·class="inline">dets</code>·contains·the·function | 296 | the·<code·class="inline">Mnesia</code>·data·files.·For·example,·<code·class="inline">dets</code>·contains·the·function |
| 297 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/dets.html#traverse/2"><code·class="inline">dets:traverse/2</code></a>,·which·can·be·used·to·view·the·contents·of·a·<code·class="inline">Mnesia</code>·<code·class="inline">DAT</code> | 297 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/dets.html#traverse/2"><code·class="inline">dets:traverse/2</code></a>,·which·can·be·used·to·view·the·contents·of·a·<code·class="inline">Mnesia</code>·<code·class="inline">DAT</code> |
| 298 | file.·However,·this·can·only·be·done·when·<code·class="inline">Mnesia</code>·is·not·running.·So,·to·view | 298 | file.·However,·this·can·only·be·done·when·<code·class="inline">Mnesia</code>·is·not·running.·So,·to·view |
| 299 | the·schema·file,·do·as·follows;</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 299 | the·schema·file,·do·as·follows;</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6501199353-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="6501199353-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·688,·SHA:·0fd619fb96423caf9293e18154c2c5ac0feae960bacae971bf0fc62cb5fad3fd·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 300 | </span><span·class="p"·data-group-id=" | 300 | </span><span·class="p"·data-group-id="6501199353-6">{</span><span·class="ss">keypos</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="6501199353-6">}</span><span·class="p"·data-group-id="6501199353-3">]</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·0ff3406ebd974de3d5cb36696777d5c6417afd5103045d056789d1ead76e0c7a·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 301 | </span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 301 | </span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6501199353-7">(</span><span·class="n">X</span><span·class="p"·data-group-id="6501199353-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><[·...·truncated·by·diffoscope;·len:·381,·SHA:·3056d0f2ef8a0febe55ebd7221148322d94173f32387ddc07b2059e4afb52071·...·]-8">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 302 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">traverse</span><span·class="p"·data-group-id=" | 302 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">traverse</span><span·class="p"·data-group-id="6501199353-10">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="6501199353-10">)</span><span·class="p">,</span><span·class="w"> |
| 303 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 303 | </span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="6501199353-11">(</span><span·class="n">N</span><span·class="p"·data-group-id="6501199353-11">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·<code·class="inline">DAT</code>·files·must·always·be·opened·with·option·<code·class="inline">{repair,·false}</code>.·This |
| 304 | ensures·that·these·files·are·not·automatically·repaired.·Without·this·option, | 304 | ensures·that·these·files·are·not·automatically·repaired.·Without·this·option, |
| 305 | the·database·can·become·inconsistent,·because·<code·class="inline">Mnesia</code>·can·believe·that·the | 305 | the·database·can·become·inconsistent,·because·<code·class="inline">Mnesia</code>·can·believe·that·the |
| 306 | files·were·properly·closed.·For·information·about·configuration·parameter | 306 | files·were·properly·closed.·For·information·about·configuration·parameter |
| 307 | <code·class="inline">auto_repair</code>,·see·the·Reference·Manual.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>It·is·recommended·that·the·data·files·are·not·tampered·with·while·<code·class="inline">Mnesia</code>·is | 307 | <code·class="inline">auto_repair</code>,·see·the·Reference·Manual.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>It·is·recommended·that·the·data·files·are·not·tampered·with·while·<code·class="inline">Mnesia</code>·is |
| 308 | running.·While·not·prohibited,·the·behavior·of·<code·class="inline">Mnesia</code>·is·unpredictable.</p></section><p>The·<code·class="inline">disc_copies</code>·tables·are·stored·on·disk·with·<code·class="inline">.DCL</code>·and·<code·class="inline">.DCD</code>·files,·which | 308 | running.·While·not·prohibited,·the·behavior·of·<code·class="inline">Mnesia</code>·is·unpredictable.</p></section><p>The·<code·class="inline">disc_copies</code>·tables·are·stored·on·disk·with·<code·class="inline">.DCL</code>·and·<code·class="inline">.DCD</code>·files,·which |
| 309 | are·standard·<code·class="inline">disk_log</code>·files.</p><h2·id="loading-tables-at-startup"·class="section-heading"> | 309 | are·standard·<code·class="inline">disk_log</code>·files.</p><h2·id="loading-tables-at-startup"·class="section-heading"> |
| 310 | ··<a·href="#loading-tables-at-startup"·class="hover-link"> | 310 | ··<a·href="#loading-tables-at-startup"·class="hover-link"> |
| Offset 530, 46 lines modified | Offset 530, 46 lines modified | ||
| 530 | of·what·<code·class="inline">record_name</code>·is·set·to.</li></ul><p>The·backup·data·is·divided·into·two·sections.·The·first·section·contains | 530 | of·what·<code·class="inline">record_name</code>·is·set·to.</li></ul><p>The·backup·data·is·divided·into·two·sections.·The·first·section·contains |
| 531 | information·related·to·the·schema.·All·schema-related·items·are·tuples·where·the | 531 | information·related·to·the·schema.·All·schema-related·items·are·tuples·where·the |
| 532 | first·field·equals·the·atom·schema.·The·second·section·is·the·record·section. | 532 | first·field·equals·the·atom·schema.·The·second·section·is·the·record·section. |
| 533 | Schema·records·cannot·be·mixed·with·other·records·and·all·schema·records·must·be | 533 | Schema·records·cannot·be·mixed·with·other·records·and·all·schema·records·must·be |
| 534 | located·first·in·the·backup.</p><p>The·schema·itself·is·a·table·and·is·possibly·included·in·the·backup.·Each·node | 534 | located·first·in·the·backup.</p><p>The·schema·itself·is·a·table·and·is·possibly·included·in·the·backup.·Each·node |
| 535 | where·the·schema·table·resides·is·regarded·as·a·<code·class="inline">db_node</code>.</p><p>The·following·example·shows·how | 535 | where·the·schema·table·resides·is·regarded·as·a·<code·class="inline">db_node</code>.</p><p>The·following·example·shows·how |
| 536 | <a·href="mnesia.html#traverse_backup/4"><code·class="inline">mnesia:traverse_backup</code></a>·can·be·used·to·rename·a | 536 | <a·href="mnesia.html#traverse_backup/4"><code·class="inline">mnesia:traverse_backup</code></a>·can·be·used·to·rename·a |
| 537 | <code·class="inline">db_node</code>·in·a·backup·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">change_node_name</span><span·class="p"·data-group-id=" | 537 | <code·class="inline">db_node</code>·in·a·backup·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">change_node_name</span><span·class="p"·data-group-id="6421671716-1">(</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">To</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·135,·SHA:·8649784fdbb35968c4ef9fe5f397ccc0f81410203de0e2b0551b131292520608·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 538 | ····</span><span·class="n">Switch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 538 | ····</span><span·class="n">Switch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 539 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 539 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id="6421671716-2">(</span><span·class="n">Node</span><span·class="p"·data-group-id="6421671716-2">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="n">From</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">To</span><span·class="p">;</span><span·class="w"> |
| 540 | ···········</span><span·class="p"·data-group-id=" | 540 | ···········</span><span·class="p"·data-group-id="6421671716-3">(</span><span·class="n">Node</span><span·class="p"·data-group-id="6421671716-3">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">==</span><sp[·...·truncated·by·diffoscope;·len:·466,·SHA:·76103e71d8ee7f8c9fd5d6b789837228ec3d1e3760636374e14b951438884960·...·]-4">)</span><span·class="p">;</span><span·class="w"> |
| 541 | ···········</span><span·class="p"·data-group-id=" | 541 | ···········</span><span·class="p"·data-group-id="6421671716-6">(</span><span·class="n">Node</span><span·class="p"·data-group-id="6421671716-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Node</span><span·class="w"> |
| 542 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 542 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 543 | ····</span><span·class="n">Convert</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 543 | ····</span><span·class="n">Convert</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 544 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 544 | ········</span><span·class="nf">fun</span><span·class="p"·data-group-id="6421671716-7">(</span><span·class="p"·data-group-id="6421671716-8">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Version<[·...·truncated·by·diffoscope;·len:·174,·SHA:·8043e7309dde31886a40ff5dd290319935dea537f06ec93ab64edab20f2cca2d·...·]-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 545 | ················</span><span·class="p"·data-group-id=" | 545 | ················</span><span·class="p"·data-group-id="6421671716-9">{</span><span·class="p"·data-group-id="6421671716-10">[</span><span·class="p"·data-group-id="6421671716-11">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">version</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·284,·SHA:·0f14f8a95f96dba343b9079132aff35bd359ee56be216d98c119cc2522ca96b9·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 546 | ···········</span><span·class="p"·data-group-id=" | 546 | ···········</span><span·class="p"·data-group-id="6421671716-12">(</span><span·class="p"·data-group-id="6421671716-13">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cookie</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cookie<[·...·truncated·by·diffoscope;·len:·175,·SHA:·6124843b6df671fc233768e9545711da134be19a734f4df6394842fa6fd8ad71·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 547 | ················</span><span·class="p"·data-group-id=" | 547 | ················</span><span·class="p"·data-group-id="6421671716-14">{</span><span·class="p"·data-group-id="6421671716-15">[</span><span·class="p"·data-group-id="6421671716-16">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cookie</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·283,·SHA:·48de6b52aa867a353c155bb02081a8b29a52eb25f432c480901ad6f5224821ed·...·]-14">}</span><span·class="p">;</span><span·class="w"> |
| 548 | ···········</span><span·class="p"·data-group-id=" | 548 | ···········</span><span·class="p"·data-group-id="6421671716-17">(</span><span·class="p"·data-group-id="6421671716-18">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CreateList<[·...·truncated·by·diffoscope;·len:·175,·SHA:·6f302355ec259d130ec6272119e5c7f75e16cb404af7d0aa178c955aa96e3c29·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 549 | ················</span><span·class="n">Keys</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 549 | ················</span><span·class="n">Keys</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6421671716-19">[</span><span·class="ss">ram_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disc_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disc_only_copies</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·13,·SHA:·1cd2140e7a10ec84c0887c9c8049c5b274adff7c7b2f9f85e351617e94ae74c1·...·]-19">]</span><span·class="p">,</span><span·class="w"> |
| 550 | ················</span><span·class="n">OptSwitch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 550 | ················</span><span·class="n">OptSwitch</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 551 | ····················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 551 | ····················</span><span·class="nf">fun</span><span·class="p"·data-group-id="6421671716-20">(</span><span·class="p"·data-group-id="6421671716-21">{</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="6421671716-21">}</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·f8ba6dccb7cebd0a4abe52167588c4e574eeb9ae5a1415bc0ccac944aaa0f621·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 552 | ····························</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 552 | ····························</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="6421671716-22">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Keys</span><span·class="p"·data-group-id="6421671716-22">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 553 | ································</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id=" | 553 | ································</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6421671716-23">{</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="6421671716-24">(</span><span·class="n">Switch</s[·...·truncated·by·diffoscope;·len:·173,·SHA:·c3b20443e393c7ed338f770bc060958dab64ba72b347f08c563447b21a96bc6b·...·]-23">}</span><span·class="p">;</span><span·class="w"> |
| 554 | ································</span><span·class="ss">false</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id=" | 554 | ································</span><span·class="ss">false</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="6421671716-25">{</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p"·data-group-id="6421671716-25">}</span><span·class="w"> |
| 555 | ····························</span><span·class="k">end</span><span·class="w"> | 555 | ····························</span><span·class="k">end</span><span·class="w"> |
| 556 | ····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 556 | ····················</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 557 | ················</span><span·class="p"·data-group-id=" | 557 | ················</span><span·class="p"·data-group-id="6421671716-26">{</span><span·class="p"·data-group-id="6421671716-27">[</span><span·class="p"·data-group-id="6421671716-28">{</span><span·class="ss">schema</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tab</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·551,·SHA:·d3d8249bbeccbc60fb962bc1d5b6d5df440eb58907784665ad7a2c5efa78c8a9·...·]-26">}</span><span·class="p">;</span><span·class="w"> |
| 558 | ···········</span><span·class="p"·data-group-id=" | 558 | ···········</span><span·class="p"·data-group-id="6421671716-30">(</span><span·class="n">Other</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="6421671716-30">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 559 | ················</span><span·class="p"·data-group-id=" | 559 | ················</span><span·class="p"·data-group-id="6421671716-31">{</span><span·class="p"·data-group-id="6421671716-32">[</span><span·class="n">Other</span><span·class="p"·data-group-id="6421671716-32">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·6c517340e4c85e60b21c1fa97bf05af1ce58c20f095c2d2d0596bea926d4d940·...·]-31">}</span><span·class="w"> |
| 560 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 560 | ········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 561 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id=" | 561 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id="6421671716-33">(</span><span·class="n">Source</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Target</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·220,·SHA:·b990a552f57dcdce9b99a13848d30d1e61c38dfa895e274de63fc284cd505ccf·...·]-33">)</span><span·class="p">.</span><span·class="w"> |
| 562 | </span><span·class="nf">view</span><span·class="p"·data-group-id=" | 562 | </span><span·class="nf">view</span><span·class="p"·data-group-id="6421671716-34">(</span><span·class="n">Source</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="6421671716-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 563 | ····</span><span·class="n">View</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 563 | ····</span><span·class="n">View</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6421671716-35">(</span><span·class="n">Item</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="6421671716-35">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 564 | ···················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 564 | ···················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="6421671716-36">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">.</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="6421671716-37">[</span><span·class="n">Item<[·...·truncated·by·diffoscope;·len:·101,·SHA:·99069f703285d92a8d2e460d898da9954f247e3fb5783621e434dbe4ed13476d·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 565 | ···················</span><span·class="p"·data-group-id=" | 565 | ···················</span><span·class="p"·data-group-id="6421671716-38">{</span><span·class="p"·data-group-id="6421671716-39">[</span><span·class="n">Item</span><span·class="p"·data-group-id="6421671716-39">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·114,·SHA:·dcaa2e8f80db1a90fb661436b418347acfb1a8424fc0158ba4d670b3711fd912·...·]-38">}</span><span·class="w"> |
| 566 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 566 | ···········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 567 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id=" | 567 | ····</span><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">traverse_backup</span><span·class="p"·data-group-id="6421671716-40">(</span><span·class="n">Source</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">dummy</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·217,·SHA:·bdafab551721b949674781f524d07a20d97505f8ebfa70e7535d92383c1f41ab·...·]-40">)</span><span·class="p">.</span></code></pre><h3·id="restore"·class="section-heading"> |
| 568 | ··<a·href="#restore"·class="hover-link"> | 568 | ··<a·href="#restore"·class="hover-link"> |
| 569 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 569 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 570 | ··</a> | 570 | ··</a> |
| 571 | ··<span·class="text">Restore</span> | 571 | ··<span·class="text">Restore</span> |
| 572 | </h3> | 572 | </h3> |
| 573 | <p>Tables·can·be·restored·online·from·a·backup·without·restarting·<code·class="inline">Mnesia</code>.·A | 573 | <p>Tables·can·be·restored·online·from·a·backup·without·restarting·<code·class="inline">Mnesia</code>.·A |
| 574 | restore·is·performed·with·the·function | 574 | restore·is·performed·with·the·function |
| Offset 705, 15 lines modified | Offset 705, 15 lines modified | ||
| 705 | ······<p·class="built-using"> | 705 | ······<p·class="built-using"> |
| 706 | ········Built·using | 706 | ········Built·using |
| 707 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 707 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 708 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 708 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 709 | ······</p> | 709 | ······</p> |
| 710 | <p>Copyright·©·1996-202 | 710 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 711 | ····</footer> | 711 | ····</footer> |
| 712 | ··</div> | 712 | ··</div> |
| 713 | </main> | 713 | </main> |
| 714 | </div> | 714 | </div> |
| 715 | <script> | 715 | <script> |
| 716 | ··function·mermaidLoaded()·{ | 716 | ··function·mermaidLoaded()·{ |
| 717 | ····mermaid.initialize({ | 717 | ····mermaid.initialize({ |
| Offset 187, 15 lines modified | Offset 187, 15 lines modified | ||
| 187 | ······<p·class="built-using"> | 187 | ······<p·class="built-using"> |
| 188 | ········Built·using | 188 | ········Built·using |
| 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 189 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 190 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 191 | ······</p> | 191 | ······</p> |
| 192 | <p>Copyright·©·1996-202 | 192 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 193 | ····</footer> | 193 | ····</footer> |
| 194 | ··</div> | 194 | ··</div> |
| 195 | </main> | 195 | </main> |
| 196 | </div> | 196 | </div> |
| 197 | <script> | 197 | <script> |
| 198 | ··function·mermaidLoaded()·{ | 198 | ··function·mermaidLoaded()·{ |
| 199 | ····mermaid.initialize({ | 199 | ····mermaid.initialize({ |
| Offset 405, 15 lines modified | Offset 405, 15 lines modified | ||
| 405 | ······<p·class="built-using"> | 405 | ······<p·class="built-using"> |
| 406 | ········Built·using | 406 | ········Built·using |
| 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 407 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 408 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 409 | ······</p> | 409 | ······</p> |
| 410 | <p>Copyright·©·1996-202 | 410 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 411 | ····</footer> | 411 | ····</footer> |
| 412 | ··</div> | 412 | ··</div> |
| 413 | </main> | 413 | </main> |
| 414 | </div> | 414 | </div> |
| 415 | <script> | 415 | <script> |
| 416 | ··function·mermaidLoaded()·{ | 416 | ··function·mermaidLoaded()·{ |
| 417 | ····mermaid.initialize({ | 417 | ····mermaid.initialize({ |
| Offset 239, 15 lines modified | Offset 239, 15 lines modified | ||
| 239 | ······<p·class="built-using"> | 239 | ······<p·class="built-using"> |
| 240 | ········Built·using | 240 | ········Built·using |
| 241 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 241 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 242 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 242 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 243 | ······</p> | 243 | ······</p> |
| 244 | <p>Copyright·©·1996-202 | 244 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 245 | ····</footer> | 245 | ····</footer> |
| 246 | ··</div> | 246 | ··</div> |
| 247 | </main> | 247 | </main> |
| 248 | </div> | 248 | </div> |
| 249 | <script> | 249 | <script> |
| 250 | ··function·mermaidLoaded()·{ | 250 | ··function·mermaidLoaded()·{ |
| 251 | ····mermaid.initialize({ | 251 | ····mermaid.initialize({ |
| Offset 250, 16 lines modified | Offset 250, 16 lines modified | ||
| 250 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·create_table(Tab·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(),·Opt·::·[{<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()}])·->·ok.</pre> | 250 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·create_table(Tab·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(),·Opt·::·[{<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()}])·->·ok.</pre> |
| 251 | ······</div> | 251 | ······</div> |
| 252 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><em>This·function·is·deprecated.·Do·not·use·it.</em></p></section><p>A·wrapper·function·for·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·which·creates·a·table·(if·there | 252 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><em>This·function·is·deprecated.·Do·not·use·it.</em></p></section><p>A·wrapper·function·for·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>,·which·creates·a·table·(if·there |
| 253 | is·no·existing·table)·with·an·appropriate·set·of·<code·class="inline">attributes</code>.·The·attributes | 253 | is·no·existing·table)·with·an·appropriate·set·of·<code·class="inline">attributes</code>.·The·attributes |
| 254 | and·<code·class="inline">TabDef</code>·are·forwarded·to·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.·For·example,·if·the·table | 254 | and·<code·class="inline">TabDef</code>·are·forwarded·to·<a·href="mnesia.html#create_table/2"><code·class="inline">mnesia:create_table/2</code></a>.·For·example,·if·the·table |
| 255 | is·to·reside·as·<code·class="inline">disc_only_copies</code>·on·all·nodes,·a·call·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 255 | is·to·reside·as·<code·class="inline">disc_only_copies</code>·on·all·nodes,·a·call·looks·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">TabDef</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5132691980-1">[</span><span·class="p"·data-group-id="5132691980-2">{</span><span·class="p"·data-group-id="5132691980-3">{</span><span·class="ss">disc_only_copies</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">node</span><span·class=[·...·truncated·by·diffoscope;·len:·318,·SHA:·4ccb726f048aeb1f1f71907cb0f2160003783969ba384f345d00113f0268d51f·...·]-3">}</span><span·class="p">]</span><span·class="p">,</span><span·class="w"> |
| 256 | ··········</span><span·class="nc">mnesia_registry</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 256 | ··········</span><span·class="nc">mnesia_registry</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="5132691980-6">(</span><span·class="ss">my_reg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TabDef</span><span·class="p"·data-group-id="5132691980-6">)</span></code></pre> |
| 257 | ··</section> | 257 | ··</section> |
| 258 | </section> | 258 | </section> |
| 259 | ····</div> | 259 | ····</div> |
| 260 | ··</section> | 260 | ··</section> |
| 261 | ····<footer·class="footer"> | 261 | ····<footer·class="footer"> |
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| 280 | ······<p·class="built-using"> | 280 | ······<p·class="built-using"> |
| 281 | ········Built·using | 281 | ········Built·using |
| 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 282 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 283 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 284 | ······</p> | 284 | ······</p> |
| 285 | <p>Copyright·©·1996-202 | 285 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 286 | ····</footer> | 286 | ····</footer> |
| 287 | ··</div> | 287 | ··</div> |
| 288 | </main> | 288 | </main> |
| 289 | </div> | 289 | </div> |
| 290 | <script> | 290 | <script> |
| 291 | ··function·mermaidLoaded()·{ | 291 | ··function·mermaidLoaded()·{ |
| 292 | ····mermaid.initialize({ | 292 | ····mermaid.initialize({ |
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| 1523 | ······<p·class="built-using"> | 1523 | ······<p·class="built-using"> |
| 1524 | ········Built·using | 1524 | ········Built·using |
| 1525 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1525 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1526 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1526 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1527 | ······</p> | 1527 | ······</p> |
| 1528 | <p>Copyright·©·1996-202 | 1528 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1529 | ····</footer> | 1529 | ····</footer> |
| 1530 | ··</div> | 1530 | ··</div> |
| 1531 | </main> | 1531 | </main> |
| 1532 | </div> | 1532 | </div> |
| 1533 | <script> | 1533 | <script> |
| 1534 | ··function·mermaidLoaded()·{ | 1534 | ··function·mermaidLoaded()·{ |
| 1535 | ····mermaid.initialize({ | 1535 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 178 | ······<p·class="built-using"> | 178 | ······<p·class="built-using"> |
| 179 | ········Built·using | 179 | ········Built·using |
| 180 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 180 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 181 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 181 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 182 | ······</p> | 182 | ······</p> |
| 183 | <p>Copyright·©·1996-202 | 183 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 184 | ····</footer> | 184 | ····</footer> |
| 185 | ··</div> | 185 | ··</div> |
| 186 | </main> | 186 | </main> |
| 187 | </div> | 187 | </div> |
| 188 | <script> | 188 | <script> |
| 189 | ··function·mermaidLoaded()·{ | 189 | ··function·mermaidLoaded()·{ |
| 190 | ····mermaid.initialize({ | 190 | ····mermaid.initialize({ |
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| 367 | ······<p·class="built-using"> | 367 | ······<p·class="built-using"> |
| 368 | ········Built·using | 368 | ········Built·using |
| 369 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 369 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 370 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 370 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 371 | ······</p> | 371 | ······</p> |
| 372 | <p>Copyright·©·1996-202 | 372 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 373 | ····</footer> | 373 | ····</footer> |
| 374 | ··</div> | 374 | ··</div> |
| 375 | </main> | 375 | </main> |
| 376 | </div> | 376 | </div> |
| 377 | <script> | 377 | <script> |
| 378 | ··function·mermaidLoaded()·{ | 378 | ··function·mermaidLoaded()·{ |
| 379 | ····mermaid.initialize({ | 379 | ····mermaid.initialize({ |
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| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
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| 419 | ······<p·class="built-using"> | 419 | ······<p·class="built-using"> |
| 420 | ········Built·using | 420 | ········Built·using |
| 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 421 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 422 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 423 | ······</p> | 423 | ······</p> |
| 424 | <p>Copyright·©·1996-202 | 424 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 425 | ····</footer> | 425 | ····</footer> |
| 426 | ··</div> | 426 | ··</div> |
| 427 | </main> | 427 | </main> |
| 428 | </div> | 428 | </div> |
| 429 | <script> | 429 | <script> |
| 430 | ··function·mermaidLoaded()·{ | 430 | ··function·mermaidLoaded()·{ |
| 431 | ····mermaid.initialize({ | 431 | ····mermaid.initialize({ |
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| 269 | ······<p·class="built-using"> | 269 | ······<p·class="built-using"> |
| 270 | ········Built·using | 270 | ········Built·using |
| 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 271 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 272 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 273 | ······</p> | 273 | ······</p> |
| 274 | <p>Copyright·©·1996-202 | 274 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 275 | ····</footer> | 275 | ····</footer> |
| 276 | ··</div> | 276 | ··</div> |
| 277 | </main> | 277 | </main> |
| 278 | </div> | 278 | </div> |
| 279 | <script> | 279 | <script> |
| 280 | ··function·mermaidLoaded()·{ | 280 | ··function·mermaidLoaded()·{ |
| 281 | ····mermaid.initialize({ | 281 | ····mermaid.initialize({ |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
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| 1164 | ······<p·class="built-using"> | 1164 | ······<p·class="built-using"> |
| 1165 | ········Built·using | 1165 | ········Built·using |
| 1166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1166 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1167 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1168 | ······</p> | 1168 | ······</p> |
| 1169 | <p>Copyright·©·1996-202 | 1169 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1170 | ····</footer> | 1170 | ····</footer> |
| 1171 | ··</div> | 1171 | ··</div> |
| 1172 | </main> | 1172 | </main> |
| 1173 | </div> | 1173 | </div> |
| 1174 | <script> | 1174 | <script> |
| 1175 | ··function·mermaidLoaded()·{ | 1175 | ··function·mermaidLoaded()·{ |
| 1176 | ····mermaid.initialize({ | 1176 | ····mermaid.initialize({ |
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| 377 | ······<p·class="built-using"> | 377 | ······<p·class="built-using"> |
| 378 | ········Built·using | 378 | ········Built·using |
| 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 381 | ······</p> | 381 | ······</p> |
| 382 | <p>Copyright·©·1996-202 | 382 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 383 | ····</footer> | 383 | ····</footer> |
| 384 | ··</div> | 384 | ··</div> |
| 385 | </main> | 385 | </main> |
| 386 | </div> | 386 | </div> |
| 387 | <script> | 387 | <script> |
| 388 | ··function·mermaidLoaded()·{ | 388 | ··function·mermaidLoaded()·{ |
| 389 | ····mermaid.initialize({ | 389 | ····mermaid.initialize({ |
| Offset 185, 15 lines modified | Offset 185, 15 lines modified | ||
| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
| Offset 331, 15 lines modified | Offset 331, 15 lines modified | ||
| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 1848, 21 lines modified | Offset 1848, 21 lines modified | ||
| 1848 | returns·a·match·specification,·which·turns·on·sequential·tracing·with·the | 1848 | returns·a·match·specification,·which·turns·on·sequential·tracing·with·the |
| 1849 | specified·<code·class="inline">Flags</code>.</p><p>This·match·specification·can·be·specified·as·the·last·argument·to·<code·class="inline">tp</code>·or·<code·class="inline">tpl</code>. | 1849 | specified·<code·class="inline">Flags</code>.</p><p>This·match·specification·can·be·specified·as·the·last·argument·to·<code·class="inline">tp</code>·or·<code·class="inline">tpl</code>. |
| 1850 | The·activated·<code·class="inline">Item</code>·then·becomes·a·<em>trigger</em>·for·sequential·tracing.·This·means | 1850 | The·activated·<code·class="inline">Item</code>·then·becomes·a·<em>trigger</em>·for·sequential·tracing.·This·means |
| 1851 | that·if·the·item·is·called·on·a·process·with·trace·flag·<code·class="inline">call</code>·set,·the·process | 1851 | that·if·the·item·is·called·on·a·process·with·trace·flag·<code·class="inline">call</code>·set,·the·process |
| 1852 | is·"contaminated"·with·token·<code·class="inline">seq_trace</code>.</p><p>If·<code·class="inline">Flags·=·all</code>,·all·possible·flags·are·set.</p><p>The·possible·values·for·<code·class="inline">SeqTraceFlag</code>·are·available·in·<a·href="../../../../lib/kernel-10.2.3/doc/html/seq_trace.html"><code·class="inline">seq_trace</code></a>.</p><p>For·a·description·of·the·<code·class="inline">match_spec()</code>·syntax,·see·section | 1852 | is·"contaminated"·with·token·<code·class="inline">seq_trace</code>.</p><p>If·<code·class="inline">Flags·=·all</code>,·all·possible·flags·are·set.</p><p>The·possible·values·for·<code·class="inline">SeqTraceFlag</code>·are·available·in·<a·href="../../../../lib/kernel-10.2.3/doc/html/seq_trace.html"><code·class="inline">seq_trace</code></a>.</p><p>For·a·description·of·the·<code·class="inline">match_spec()</code>·syntax,·see·section |
| 1853 | <a·href="../../../../erts-15.2.3/doc/html/match_spec.html"><code·class="inline">Match·Specifications·in·Erlang</code></a>·in·ERTS,·which | 1853 | <a·href="../../../../erts-15.2.3/doc/html/match_spec.html"><code·class="inline">Match·Specifications·in·Erlang</code></a>·in·ERTS,·which |
| 1854 | explains·the·general·match·specification·"language".</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·<em>system·tracer</em>·for·sequential·tracing·is·automatically·initiated·by·<code·class="inline">ttb</code> | 1854 | explains·the·general·match·specification·"language".</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·<em>system·tracer</em>·for·sequential·tracing·is·automatically·initiated·by·<code·class="inline">ttb</code> |
| 1855 | when·a·trace·port·is·started·with·<code·class="inline">ttb:tracer/0,1,2</code>.</p></section><p>An·example·of·how·to·use·function·<code·class="inline">seq_trigger_ms/0,1</code>·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(tiger@durin)5>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tracer</span><span·class="p"·data-group-id=" | 1855 | when·a·trace·port·is·started·with·<code·class="inline">ttb:tracer/0,1,2</code>.</p></section><p>An·example·of·how·to·use·function·<code·class="inline">seq_trigger_ms/0,1</code>·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">(tiger@durin)5>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tracer</span><span·class="p"·data-group-id="1680439434-1">(</span><span·class="p"·data-group-id="1680439434-1">)</span><span·class="p">.</span><span·class="w"> |
| 1856 | </span><span·class="p"·data-group-id=" | 1856 | </span><span·class="p"·data-group-id="1680439434-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1680439434-3">[</span><span·class="ss">tiger@durin</span><span·class="p"·data-group-id="1680439434-3">]</span><span·class="p"·data-group-id="1680439434-2">}</span><span·class="gp·unselectable"> |
| 1857 | (tiger@durin)6>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id=" | 1857 | (tiger@durin)6>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id="1680439434-4">(</span><span·class="ss">all</span><span·class="p">,</span><span·class="ss">call</span><span·class="p"·data-group-id="1680439434-4">)</span><span·class="p">.</span><span·class="w"> |
| 1858 | </span><span·class="p"·data-group-id=" | 1858 | </span><span·class="p"·data-group-id="1680439434-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1680439434-6">{</span><span·class="p"·data-group-id="1680439434-7">[</span><span·class="ss">all</span><span·class="p"·data-group-id="1680439434-7">]</spa[·...·truncated·by·diffoscope;·len:·254,·SHA:·dc6d8df3575b0a91bf97a6f2d27892f5b04b1cd303d557a1ff227ca4e5d01d6b·...·]-5">}</span><span·class="gp·unselectable"> |
| 1859 | (tiger@durin)7>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tp</span><span·class="p"·data-group-id=" | 1859 | (tiger@durin)7>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tp</span><span·class="p"·data-group-id="1680439434-9">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="ss">func</span><span·class="p">,</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">seq_trigger_ms</span><span·class="p"·data-group-id="1680439434-[·...·truncated·by·diffoscope;·len:·107,·SHA:·86cd88a6b5bd19f7496c55d3bd5e37de9a4748c9eec5058c9042065ecb83d155·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 1860 | </span><span·class="p"·data-group-id=" | 1860 | </span><span·class="p"·data-group-id="1680439434-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1680439434-12">[</span><span·class="p"·data-group-id="1680439434-13">{</span><span·class="ss">matched</span><span·class="p">,</span><span·class="mi">1</[·...·truncated·by·diffoscope;·len:·364,·SHA:·c709518c2c123d740d5437ade82b4b4dbc7410dd42eaf1fca760c720297a4253·...·]-11">}</span><span·class="w"> |
| 1861 | </span><span·class="p"·data-group-id=" | 1861 | </span><span·class="p"·data-group-id="1680439434-15">(</span><span·class="ss">tiger@durin</span><span·class="p"·data-group-id="1680439434-15">)</span><span·class="mi">8</span><span·class="o">></span></code></pre><p>Whenever·<code·class="inline">mod:func(...)</code>·is·called·after·this,·token·<code·class="inline">seq_trace</code>·is·set·on·the |
| 1862 | executing·process.</p> | 1862 | executing·process.</p> |
| 1863 | ··</section> | 1863 | ··</section> |
| 1864 | </section> | 1864 | </section> |
| 1865 | <section·class="detail"·id="start_trace/4"> | 1865 | <section·class="detail"·id="start_trace/4"> |
| 1866 | ··<div·class="detail-header"> | 1866 | ··<div·class="detail-header"> |
| 1867 | ····<a·href="#start_trace/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1867 | ····<a·href="#start_trace/4"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1891, 22 lines modified | Offset 1891, 22 lines modified | ||
| 1891 | ·························TracerOpts·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(), | 1891 | ·························TracerOpts·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(), |
| 1892 | ·························Result·::·{ok,·[{<a·href="#t:item/0">item</a>(),·<a·href="#t:match_desc/0">match_desc</a>()}]}.</pre> | 1892 | ·························Result·::·{ok,·[{<a·href="#t:item/0">item</a>(),·<a·href="#t:match_desc/0">match_desc</a>()}]}.</pre> |
| 1893 | ······</div> | 1893 | ······</div> |
| 1894 | <p>This·function·is·a·shortcut·allowing·to·start·a·trace·with·one·command.·Each | 1894 | <p>This·function·is·a·shortcut·allowing·to·start·a·trace·with·one·command.·Each |
| 1895 | tuple·in·<code·class="inline">Patterns</code>·is·converted·to·a·list,·which·in·turn·is·passed·to | 1895 | tuple·in·<code·class="inline">Patterns</code>·is·converted·to·a·list,·which·in·turn·is·passed·to |
| 1896 | <code·class="inline">ttb:tpl/2,3,4</code>.</p><p>The·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">start_trace</span><span·class="p"·data-group-id="80 | 1896 | <code·class="inline">ttb:tpl/2,3,4</code>.</p><p>The·call:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">start_trace</span><span·class="p"·data-group-id="0809220713-1">(</span><span·class="p"·data-group-id="0809220713-2">[</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OtherNode</span><span·class="p"·data-group-id="0809220713-2">]</span><span·class="p">,</span><span·class="w"> |
| 1897 | ··················</span><span·class="p"·data-group-id="80 | 1897 | ··················</span><span·class="p"·data-group-id="0809220713-3">[</span><span·class="p"·data-group-id="0809220713-4">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·498,·SHA:·5ec1cd39e7ec3ddafabad58bf1bbb57069df2cdeae81199cd1bc63a09e4d1320·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 1898 | ··················</span><span·class="p"·data-group-id="80 | 1898 | ··················</span><span·class="p"·data-group-id="0809220713-7">{</span><span·class="ss">all</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">call</span><span·class="p"·data-group-id="0809220713-7">}</span><span·class="p">,</span><span·class="w"> |
| 1899 | ··················</span><span·class="p"·data-group-id="80 | 1899 | ··················</span><span·class="p"·data-group-id="0809220713-8">[</span><span·class="p"·data-group-id="0809220713-9">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="0809220713-9">}</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·1094,·SHA:·131fe0db1d86bd74433f301640d5a466a4d3b24d85dffc4139b710eeef55335c·...·]0-2">]</span><span·class="p">,</span><span·class="w"> |
| 1900 | ··················</span><span·class="p"·data-group-id=" | 1900 | ··················</span><span·class="p"·data-group-id="9209453420-3">[</span><span·class="p"·data-group-id="9209453420-4">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">File</span><span·class="p"·data-group-id="9209453420-4">}</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·587,·SHA:·fe5cf7f5640b7d2965802b321dc419ea7cefe7d10037899528837627e15a7859·...·]0-1">)</span><span·class="p">,</span><span·class="w"> |
| 1901 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id=" | 1901 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id="9209453420-7">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9209453420-8">[</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·62,·SHA:·46d1d84941d6486decbe7c57773973489f8c5ee2ce3259c0f05bc99cec8ef6e9·...·]0-7">)</span><span·class="p">,</span><span·class="w"> |
| 1902 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id=" | 1902 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">tpl</span><span·class="p"·data-group-id="9209453420-9">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·137,·SHA:·b53443303387448b615704506193a3c7632ecb4f8ac889dca5f2ce9624916d36·...·]0-9">)</span><span·class="p">,</span><span·class="w"> |
| 1903 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id=" | 1903 | </span><span·class="nc">ttb</span><span·class="p">:</span><span·class="nf">p</span><span·class="p"·data-group-id="9209453420-11">(</span><span·class="ss">all</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">call</span><span·class="p"·data-group-id="9209453420-11">)</span><span·class="p">.</span></code></pre> |
| 1904 | ··</section> | 1904 | ··</section> |
| 1905 | </section> | 1905 | </section> |
| 1906 | <section·class="detail"·id="stop/0"> | 1906 | <section·class="detail"·id="stop/0"> |
| 1907 | ··<div·class="detail-header"> | 1907 | ··<div·class="detail-header"> |
| 1908 | ····<a·href="#stop/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1908 | ····<a·href="#stop/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1909 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1909 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2440, 15 lines modified | Offset 2440, 15 lines modified | ||
| 2440 | ······<p·class="built-using"> | 2440 | ······<p·class="built-using"> |
| 2441 | ········Built·using | 2441 | ········Built·using |
| 2442 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2442 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2443 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2443 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2444 | ······</p> | 2444 | ······</p> |
| 2445 | <p>Copyright·©·1996-202 | 2445 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2446 | ····</footer> | 2446 | ····</footer> |
| 2447 | ··</div> | 2447 | ··</div> |
| 2448 | </main> | 2448 | </main> |
| 2449 | </div> | 2449 | </div> |
| 2450 | <script> | 2450 | <script> |
| 2451 | ··function·mermaidLoaded()·{ | 2451 | ··function·mermaidLoaded()·{ |
| 2452 | ····mermaid.initialize({ | 2452 | ····mermaid.initialize({ |
| Offset 143, 15 lines modified | Offset 143, 15 lines modified | ||
| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 181, 15 lines modified | Offset 181, 15 lines modified | ||
| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 268, 15 lines modified | Offset 268, 15 lines modified | ||
| 268 | ······<p·class="built-using"> | 268 | ······<p·class="built-using"> |
| 269 | ········Built·using | 269 | ········Built·using |
| 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 272 | ······</p> | 272 | ······</p> |
| 273 | <p>Copyright·©·1996-202 | 273 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 274 | ····</footer> | 274 | ····</footer> |
| 275 | ··</div> | 275 | ··</div> |
| 276 | </main> | 276 | </main> |
| 277 | </div> | 277 | </div> |
| 278 | <script> | 278 | <script> |
| 279 | ··function·mermaidLoaded()·{ | 279 | ··function·mermaidLoaded()·{ |
| 280 | ····mermaid.initialize({ | 280 | ····mermaid.initialize({ |
| Offset 267, 15 lines modified | Offset 267, 15 lines modified | ||
| 267 | ······<p·class="built-using"> | 267 | ······<p·class="built-using"> |
| 268 | ········Built·using | 268 | ········Built·using |
| 269 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 269 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 270 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 270 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 271 | ······</p> | 271 | ······</p> |
| 272 | <p>Copyright·©·1996-202 | 272 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 273 | ····</footer> | 273 | ····</footer> |
| 274 | ··</div> | 274 | ··</div> |
| 275 | </main> | 275 | </main> |
| 276 | </div> | 276 | </div> |
| 277 | <script> | 277 | <script> |
| 278 | ··function·mermaidLoaded()·{ | 278 | ··function·mermaidLoaded()·{ |
| 279 | ····mermaid.initialize({ | 279 | ····mermaid.initialize({ |
| Offset 153, 85 lines modified | Offset 153, 85 lines modified | ||
| 153 | ··<span·class="text">Using·the·Erlang·API</span> | 153 | ··<span·class="text">Using·the·Erlang·API</span> |
| 154 | </h2> | 154 | </h2> |
| 155 | <p>The·following·dialog·within·the·Erlang·shell·illustrates·the·functionality·of | 155 | <p>The·following·dialog·within·the·Erlang·shell·illustrates·the·functionality·of |
| 156 | the·Erlang·ODBC·interface.·The·table·used·in·the·example·does·not·have·any | 156 | the·Erlang·ODBC·interface.·The·table·used·in·the·example·does·not·have·any |
| 157 | relevance·to·anything·that·exist·in·reality,·it·is·just·a·simple·example.·The | 157 | relevance·to·anything·that·exist·in·reality,·it·is·just·a·simple·example.·The |
| 158 | example·was·created·using·<code·class="inline">sqlserver·7.0·with·servicepack·1</code>·as·database·and·the | 158 | example·was·created·using·<code·class="inline">sqlserver·7.0·with·servicepack·1</code>·as·database·and·the |
| 159 | ODBC·driver·for·<code·class="inline">sqlserver</code>·with·version·<code·class="inline">2000.80.194.00</code>.</p><pre><code·class="text">·1·>·odbc:start(). | 159 | ODBC·driver·for·<code·class="inline">sqlserver</code>·with·version·<code·class="inline">2000.80.194.00</code>.</p><pre><code·class="text">·1·>·odbc:start(). |
| 160 | ······ok</code></pre><p>Connect·to·the·database</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id=" | 160 | ······ok</code></pre><p>Connect·to·the·database</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="9821687184-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ref</span><span·class="p"·data-group-id="9821687184-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·394,·SHA:·5f92129c07cbfa351be4a53ce19259bb1caa56a6947b7bdd17b2b94df0d0fc5f·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 161 | ······</span><span·class="p"·data-group-id=" | 161 | ······</span><span·class="p"·data-group-id="9821687184-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.342</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="9821687184-4">}</span></code></pre><p>Create·a·table</p><pre><code·class="text">·3·>·odbc:sql_query(Ref,·"CREATE·TABLE·EMPLOYEE·(NR·integer, |
| 162 | ······FIRSTNAME··char·varying(20),·LASTNAME··char·varying(20),·GENDER·char(1), | 162 | ······FIRSTNAME··char·varying(20),·LASTNAME··char·varying(20),·GENDER·char(1), |
| 163 | ······PRIMARY·KEY(NR))"). | 163 | ······PRIMARY·KEY(NR))"). |
| 164 | ······{updated,undefined}</code></pre><p>Insert·some·data</p><pre><code·class="text">·4·>·odbc:sql_query(Ref,·"INSERT·INTO·EMPLOYEE·VALUES(1,·'Jane',·'Doe',·'F')"). | 164 | ······{updated,undefined}</code></pre><p>Insert·some·data</p><pre><code·class="text">·4·>·odbc:sql_query(Ref,·"INSERT·INTO·EMPLOYEE·VALUES(1,·'Jane',·'Doe',·'F')"). |
| 165 | ······{updated,1}</code></pre><p>Check·what·data·types·the·database·assigned·for·the·columns.·Hopefully·this·is | 165 | ······{updated,1}</code></pre><p>Check·what·data·types·the·database·assigned·for·the·columns.·Hopefully·this·is |
| 166 | not·a·surprise,·some·times·it·can·be!·These·are·the·data·types·that·you·should | 166 | not·a·surprise,·some·times·it·can·be!·These·are·the·data·types·that·you·should |
| 167 | use·if·you·want·to·do·a·parameterized·query.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">describe_table</span><span·class="p"·data-group-id=" | 167 | use·if·you·want·to·do·a·parameterized·query.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">describe_table</span><span·class="p"·data-group-id="2593995650-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"EMPLOYEE"</span><span·class="p"·data-group-id="2593995650-1">)</span><span·class="p">.</span><span·class="w"> |
| 168 | ······</span><span·class="p"·data-group-id=" | 168 | ······</span><span·class="p"·data-group-id="2593995650-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2593995650-3">[</span><span·class="p"·data-group-id="2593995650-4">{</span><span·class="s">"NR"</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·107,·SHA:·e4b2c97b4b525ee7e4ab482813ed3282011a730daef5c300c79f4715fbadc442·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ············</span><span·class="p"·data-group-id="3517032209-5">{</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3517032209-6">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="3517032209-6">}</span><span·class="p"·data-group-id="3517032209-5">}</span><span·class="p">,</span><span·class="w"> | ||
| 170 | ············</span><span·class="p"·data-group-id=" | 169 | ············</span><span·class="p"·data-group-id="2593995650-5">{</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2593995650-6">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·143,·SHA:·1d49f14fc4e123e2e760730243fdb9bf23b26cefc7b2f47604bc13b2e4f5807f·...·]</span><span·class="w"> |
| 170 | ············</span><span·class="p"·data-group-id="2593995650-7">{</span><span·class="s">"LASTNAME"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2593995650-8">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="2593995650-8">}</span><span·class="p"·data-group-id="2593995650-7">}</span><span·class="w"> | ||
| 171 | ············</span><span·class="p"·data-group-id=" | 171 | ············</span><span·class="p"·data-group-id="2593995650-9">{</span><span·class="s">"GENDER"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2593995650-10">{</span><span·class="ss">sql_char</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·636,·SHA:·e58c74284c3e93e7e16e3aad128860d61839f01485cbe2a68d344a2e7c70add1·...·]-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="s">"INSERT·INTO·EMPLOYEE·(NR,·FIRSTNAME,·"</span><span·class="w"> |
| 172 | ··················</span><span·class="s">"LASTNAME,·GENDER)·VALUES(?,·?,·?,·?)"</span><span·class="p">,</span><span·class="w"> | 172 | ··················</span><span·class="s">"LASTNAME,·GENDER)·VALUES(?,·?,·?,·?)"</span><span·class="p">,</span><span·class="w"> |
| 173 | ···················</span><span·class="p"·data-group-id="8 | 173 | ···················</span><span·class="p"·data-group-id="8578783288-2">[</span><span·class="p"·data-group-id="8578783288-3">{</span><span·class="ss">sql_integer</span><span·class="p">,</span><span·class="p"·data-group-id="8578783288-4">[</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</s[·...·truncated·by·diffoscope;·len:·343,·SHA:·6f528fc086061052b5ffa259fb454cae078e445cee4682d5634b857c7df83be3·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ····················</span><span·class="p"·data-group-id="8 | 174 | ····················</span><span·class="p"·data-group-id="8578783288-5">{</span><span·class="p"·data-group-id="8578783288-6">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="8578783288-6">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ·····························</span><span·class="p"·data-group-id="8 | 175 | ·····························</span><span·class="p"·data-group-id="8578783288-7">[</span><span·class="s">"John"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Ross"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="w"> |
| 176 | ·····························</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Louise"</span><span·class="p"·data-group-id="8 | 176 | ·····························</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Louise"</span><span·class="p"·data-group-id="8578783288-7">]</span><span·class="p"·data-group-id="8578783288-5">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ···················</span><span·class="p"·data-group-id="8 | 177 | ···················</span><span·class="p"·data-group-id="8578783288-8">{</span><span·class="p"·data-group-id="8578783288-9">{</span><span·class="ss">sql_varchar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">20</span><span·class="p"·data-group-id="8578783288-9">}</span><span·class="p">,</span><span·class="w"> |
| 178 | ·····························</span><span·class="p"·data-group-id="8 | 178 | ·····························</span><span·class="p"·data-group-id="8578783288-10">[</span><span·class="s">"Doe"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Green"</span><span·class="p">,</span><span·class="w"> |
| 179 | ······························</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Lane"</span><span·class="p"·data-group-id="8 | 179 | ······························</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Lane"</span><span·class="p"·data-group-id="8578783288-10">]</span><span·class="p"·data-group-id="8578783288-8">}</span><span·class="p">,</span><span·class="w"> |
| 180 | ···················</span><span·class="p"·data-group-id="8 | 180 | ···················</span><span·class="p"·data-group-id="8578783288-11">{</span><span·class="p"·data-group-id="8578783288-12">{</span><span·class="ss">sql_char</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="8578783288-12">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·679,·SHA:·ec7038b1d91676da9a76dda54c3cc4ada334dca240192b056697836a512a8d47·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | ······</span><span·class="p"·data-group-id="8 | 181 | ······</span><span·class="p"·data-group-id="8578783288-14">{</span><span·class="ss">updated</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">7</span><span·class="p"·data-group-id="8578783288-14">}</span></code></pre><p>Fetch·all·data·in·the·table·employee</p><pre><code·class="ma[·...·truncated·by·diffoscope;·len:·438,·SHA:·79fec11b7748974a787b37442874e10379f76aa0eb4022b0e50ed780a4c76d5a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | ····</span><span·class="p"·data-group-id=" | 182 | ····</span><span·class="p"·data-group-id="1206342148-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="1206342148-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·4a7f053589edd4ca3696b4d0fee49dd5c1205d8952f212161539a9db45576690·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 183 | ··········</span><span·class="p"·data-group-id=" | 183 | ··········</span><span·class="p"·data-group-id="1206342148-4">[</span><span·class="p"·data-group-id="1206342148-5">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="s">"Doe"</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·70,·SHA:·a8e7660fb51681a00be761793e4af6a3d1885d98b9214d44459b67cf2e11378b·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ···········</span><span·class="p"·data-group-id=" | 184 | ···········</span><span·class="p"·data-group-id="1206342148-6">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p">,</span><span·class="s">"Doe"</span><span·class="p">,</span><span·class="s">"M"</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·17,·SHA:·175dc767a0a316804727e506b61b051d387de5ae83fb76bddb76e993ef0b8082·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 185 | ···········</span><span·class="p"·data-group-id=" | 185 | ···········</span><span·class="p"·data-group-id="1206342148-7">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·5a6a2e8af479707d794c4a2da32de32978b3fc33043e9294faecd49f3bc9d9f5·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 186 | ···········</span><span·class="p"·data-group-id=" | 186 | ···········</span><span·class="p"·data-group-id="1206342148-8">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="s">"Ross"</span><span·class="p">,</span><span·class="s">"Geller"</span><span·class="p">,</span><span·class="s">"M"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·816bef8712c5735e84a516c35f8e3256e866ecff0528bed81bdd5537b6f5a1d8·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 187 | ···········</span><span·class="p"·data-group-id=" | 187 | ···········</span><span·class="p"·data-group-id="1206342148-9">{</span><span·class="mi">5</span><span·class="p">,</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="s">"Green"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·7c205f54b3670cd4fbb82e7312dd8989b8ce1b4dc7f6c6ac07241864eb033c1c·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 188 | ···········</span><span·class="p"·data-group-id=" | 188 | ···········</span><span·class="p"·data-group-id="1206342148-10">{</span><span·class="mi">6</span><span·class="p">,</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·24aec6b2aedd2b2449af0b79711992956b766d36fffeea5dd468cc2fce8c97f1·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 189 | ···········</span><span·class="p"·data-group-id=" | 189 | ···········</span><span·class="p"·data-group-id="1206342148-11">{</span><span·class="mi">7</span><span·class="p">,</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="s">"Halliwell"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·885fca09abd6577a4f1c6aeacc4ba542a6f3596af9ebf0e4a8d42981b9334707·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ···········</span><span·class="p"·data-group-id=" | 190 | ···········</span><span·class="p"·data-group-id="1206342148-12">{</span><span·class="mi">8</span><span·class="p">,</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="s">"Lane"</span><span·class="p">,</span><span·class="s">"F"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·152,·SHA:·4054a3ac9a942dff54f0be0ff22ab960f0e58d153f6d994564f956ff6dd5a3c5·...·]-2">}</span></code></pre><p>Associate·a·result·set·containing·the·whole·table·<code·class="inline">EMPLOYEE</code>·to·the·connection. |
| 191 | The·number·of·rows·in·the·result·set·is·returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id=" | 191 | The·number·of·rows·in·the·result·set·is·returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">8</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id="6181792535-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·*·FROM·EMPLOYEE"</span><span·class="p"·data-group-id="6181792535-1">)</span><span·class="p">.</span><span·class="w"> |
| 192 | ······</span><span·class="p"·data-group-id=" | 192 | ······</span><span·class="p"·data-group-id="6181792535-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="6181792535-2">}</span></code></pre><p>You·can·always·traverse·the·result·set·sequential·by·using·next</p><pre><code·class="makeu[·...·truncated·by·diffoscope;·len:·349,·SHA:·babc30c7fb496b74b0dca206fbdd1cbf10b26c771cdc562514d33f25736c9719·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 193 | ······</span><span·class="p"·data-group-id=" | 193 | ······</span><span·class="p"·data-group-id="8718515493-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="8718515493-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1050,·SHA:·a6b4cc37dd1ba8bc0d75a8cad599d9af75fedf70f94001ac2b7c2a9a92835597·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 194 | ······</span><span·class="p"·data-group-id=" | 194 | ······</span><span·class="p"·data-group-id="7831299672-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="7831299672-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·652,·SHA:·ecf4a8249131a2a5ab9d8c60ca4031fe32bd601fbc5dc54a5a264dea18481d5a·...·]-2">}</span></code></pre><p>If·your·driver·supports·scrollable·cursors·you·have·a·little·more·freedom,·and |
| 195 | can·do·things·like·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">11</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">last</span><span·class="p"·data-group-id=" | 195 | can·do·things·like·this.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">11</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">last</span><span·class="p"·data-group-id="0401163976-1">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="0401163976-1">)</span><span·class="p">.</span><span·class="w"> |
| 196 | ······</span><span·class="p"·data-group-id=" | 196 | ······</span><span·class="p"·data-group-id="0401163976-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="0401163976-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1053,·SHA:·6aea322117746901806d1aa547d6266119dff19087b6e614cad894e94072ce11·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | ······</span><span·class="p"·data-group-id=" | 197 | ······</span><span·class="p"·data-group-id="6138451686-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="6138451686-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1057,·SHA:·c462f73afe89dd713ac98ffc34b412fb81f42831c922f7c19cbc322c04833bad·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 198 | ······</span><span·class="p"·data-group-id="6 | 198 | ······</span><span·class="p"·data-group-id="6491086274-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="6491086274-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·1049,·SHA:·8102834e41102cc28c4559f8f74f29125743a5c205d0b230ff32d20590320bef·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 199 | ······</span><span·class="p"·data-group-id=" | 199 | ······</span><span·class="p"·data-group-id="9203964166-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="9203964166-3">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·1318,·SHA:·eded7ee1e731913779c37f80ef5298b60e3ba61f27f155e3232a99a089c590b9·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 200 | ·····</span><span·class="p"·data-group-id=" | 200 | ·····</span><span·class="p"·data-group-id="6636269944-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="6636269944-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·0dfca00eb74022aa1c3a87e9eb4cca945f8918e6efa76d8697bcb3a3674da572·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 201 | ··········</span><span·class="p"·data-group-id=" | 201 | ··········</span><span·class="p"·data-group-id="6636269944-4">[</span><span·class="p"·data-group-id="6636269944-5">{</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="6636269944-5">}</span><span·class="p">,</span><span·class="w"> |
| 202 | ···········</span><span·class="p"·data-group-id=" | 202 | ···········</span><span·class="p"·data-group-id="6636269944-6">{</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="6636269944-6">}</span><span·class="p">,</span><span·class="w"> |
| 203 | ···········</span><span·class="p"·data-group-id=" | 203 | ···········</span><span·class="p"·data-group-id="6636269944-7">{</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="6636269944-7">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ···········</span><span·class="p"·data-group-id=" | 204 | ···········</span><span·class="p"·data-group-id="6636269944-8">{</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="6636269944-8">}</span><span·class="p">,</span><span·class="w"> |
| 205 | ···········</span><span·class="p"·data-group-id=" | 205 | ···········</span><span·class="p"·data-group-id="6636269944-9">{</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="6636269944-9">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ···········</span><span·class="p"·data-group-id=" | 206 | ···········</span><span·class="p"·data-group-id="6636269944-10">{</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="6636269944-10">}</span><span·class="p"·data-group-id="6636269944-4">]</span><span·class="p"·data-group-id="66362[·...·truncated·by·diffoscope;·len:·5,·SHA:·eaf9e617be71aefae4dc363e4337baa68ff71cf3901c170357b524394bf2d39f·...·]-2">}</span></code></pre><p>Fetch·the·fields·<code·class="inline">FIRSTNAME</code>and·<code·class="inline">NR</code>for·all·female·employees·and·sort·them·on |
| 207 | the·field·<code·class="inline">FIRSTNAME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">16</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">sql_query</span><span·class="p"·data-group-id=" | 207 | the·field·<code·class="inline">FIRSTNAME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">16</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">sql_query</span><span·class="p"·data-group-id="2832864351-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·FIRSTNAME,·NR·FROM·EMPLOYEE·WHERE·GENDER·=·'F' |
| 208 | ······ORDER·BY·FIRSTNAME"</span><span·class="p"·data-group-id=" | 208 | ······ORDER·BY·FIRSTNAME"</span><span·class="p"·data-group-id="2832864351-1">)</span><span·class="p">.</span><span·class="w"> |
| 209 | ····</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="p"·data-group-id="2832864351-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="2832864351-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·29fa3683f60c6c4885f0d1c674ccd30c9f4b797f76003848ae808668e84c4dd8·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 210 | ··········</span><span·class="p"·data-group-id=" | 210 | ··········</span><span·class="p"·data-group-id="2832864351-4">[</span><span·class="p"·data-group-id="2832864351-5">{</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2832864351-5">}</span><span·class="p">,</span><span·class="w"> |
| 211 | ···········</span><span·class="p"·data-group-id=" | 211 | ···········</span><span·class="p"·data-group-id="2832864351-6">{</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="2832864351-6">}</span><span·class="p">,</span><span·class="w"> |
| 212 | ···········</span><span·class="p"·data-group-id=" | 212 | ···········</span><span·class="p"·data-group-id="2832864351-7">{</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="2832864351-7">}</span><span·class="p">,</span><span·class="w"> |
| 213 | ···········</span><span·class="p"·data-group-id=" | 213 | ···········</span><span·class="p"·data-group-id="2832864351-8">{</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="2832864351-8">}</span><span·class="p">,</span><span·class="w"> |
| 214 | ···········</span><span·class="p"·data-group-id=" | 214 | ···········</span><span·class="p"·data-group-id="2832864351-9">{</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="2832864351-9">}</span><span·class="p">,</span><span·class="w"> |
| 215 | ···········</span><span·class="p"·data-group-id=" | 215 | ···········</span><span·class="p"·data-group-id="2832864351-10">{</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="2832864351-10">}</span><span·class="p"·data-group-id="2832864351-4">]</span><span·class="p"·data-group-id="28328[·...·truncated·by·diffoscope;·len:·5,·SHA:·dc163b31d2673e536773099a26076e075bd522a171ad313d05d7ed73afa9eec4·...·]-2">}</span></code></pre><p>Associate·a·result·set·that·contains·the·fields·<code·class="inline">FIRSTNAME</code>·and·<code·class="inline">NR</code>for·all |
| 216 | female·employees·to·the·connection.·The·number·of·rows·in·the·result·set·is | 216 | female·employees·to·the·connection.·The·number·of·rows·in·the·result·set·is |
| 217 | returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">17</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id="5 | 217 | returned.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">17</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select_count</span><span·class="p"·data-group-id="5424053595-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·FIRSTNAME,·NR·FROM·EMPLOYEE·WHERE·GENDER·=·'F'"</span><span·class="p"·data-group-id="5424053595-1">)</span><span·class="p">.</span><span·class="w"> |
| 218 | ······</span><span·class="p"·data-group-id="5 | 218 | ······</span><span·class="p"·data-group-id="5424053595-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="5424053595-2">}</span></code></pre><p>A·few·more·ways·of·retrieving·parts·of·the·result·set·when·the·driver·supports |
| 219 | scrollable·cursors.·Note·that·next·will·work·even·without·support·for·scrollable | 219 | scrollable·cursors.·Note·that·next·will·work·even·without·support·for·scrollable |
| 220 | cursors.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">18</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 220 | cursors.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">18</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="2459826850-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2459826850-2">{</span><span·class="ss">relative</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·165,·SHA:·80b7f12e60cae95a7cf446e21eef55cf99a61a3528443116da2093da63717b08·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 221 | ····</span><span·class="p"·data-group-id="0737394997-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="0737394997-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data-group-id="0737394997-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="0737394997-5">[</span><span·class="p"·data-group-id="0737394997-6">{</span><span·class="s">"Monica"</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="0737394997-6">}</span><span·class="p">,</span><span·class="p"·data-group-id="0737394997-7">{</span><span·class="s">"Rachel"</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="0737394997-7">}</span><span·class="p">,</span><span·class="p"·data-group-id="0737394997-8">{</span><span·class="s">"Piper"</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="0737394997-8">}</span><span·class="p"·data-group-id="0737394997-5">]</span><span·class="p"·data-group-id="0737394997-3">}</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">19</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="7119489144-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">next</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="7119489144-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 222 | ···· | 221 | ····</span><span·class="p"·data-group-id="2459826850-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="2459826850-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">&qu[·...·truncated·by·diffoscope;·len:·1426,·SHA:·c7bc4c0b602abdc4ea6d781ea050ccf3c111d1daf5df080b03f78e0fc43e773b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 222 | ······</span><span·class="p"·data-group-id="8313324128-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="8313324128-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data-group-id="8313324128-3">]</span><span·class="p">,</span><span·class="p"·data-group-id="8313324128-4">[</span><span·class="p"·data-group-id="8313324128-5">{</span><span·class="s">"Prue"</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="8313324128-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="8313324128-6">{</span><span·class="s">"Louise"</span><span·class="p">,</span><span·class="mi">8</span><span·class="p"·data-group-id="8313324128-6">}</span><span·class="p"·data-group-id="8313324128-4">]</span><span·class="p"·data-group-id="8313324128-2">}</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">20</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="4382521672-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4382521672-2">{</span><span·class="ss">absolute</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="4382521672-2">}</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="4382521672-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 223 | ······</span><span·class="p"·data-group-id=" | 223 | ······</span><span·class="p"·data-group-id="4382521672-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="4382521672-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·1167,·SHA:·2deddf124f8c69aa3a7d4bd673a782f6d37b19ac3bae0b5ea6dfa1ed34f7c5f8·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 224 | ····</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="p"·data-group-id="2631358371-2">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="2631358371-3">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·1351,·SHA:·63e368a67dbe5229dd7dafca9599102791e0615d51c3aa0812465737bb069c58·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 225 | ······</span><span·class="p"·data-group-id=" | 225 | ······</span><span·class="p"·data-group-id="3947103748-3">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="3947103748-4">[</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</span><span·class="s">"NR"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·ff0a956156b976083967e458df264d7ad4137662866ea85a94162fe51de6db8e·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 226 | ················</span><span·class="p"·data-group-id=" | 226 | ················</span><span·class="p"·data-group-id="3947103748-5">[</span><span·class="p"·data-group-id="3947103748-6">{</span><span·class="s">"Jane"</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="3947103748-6">}</span><span·class="p">,</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·1082,·SHA:·cd2a8c6d9c70b743d4ed1571eba7330188bba1a8546e8e761a75268013ecbac0·...·]-1">(</span><span·class="n">Ref</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SELECT·*·FROM·EMPLOYEE·WHERE·GENDER=?"</span><span·class="p">,</span><span·class="w"> |
| 227 | ······</span><span·class="p"·data-group-id=" | 227 | ······</span><span·class="p"·data-group-id="7461185552-2">[</span><span·class="p"·data-group-id="7461185552-3">{</span><span·class="p"·data-group-id="7461185552-4">{</span><span·class="ss">sql_char</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·367,·SHA:·9aab140522297503f61810bb6ca8c6b30417b8354e4c3b0a328cbb90e60e057d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 228 | ······</span><span·class="p"·data-group-id=" | 228 | ······</span><span·class="p"·data-group-id="7461185552-6">{</span><span·class="ss">selected</span><span·class="p">,</span><span·class="p"·data-group-id="7461185552-7">[</span><span·class="s">"NR"</span><span·class="p">,</span><span·class="s">"FIRSTNAME"</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·153,·SHA:·bab080e63e0861897e3056af95e0f374536a55d47788b7a076f6ab28b50110bd·...·]-7">]</span><span·class="p">,</span><span·class="w"> |
| 229 | ················</span><span·class="p"·data-group-id=" | 229 | ················</span><span·class="p"·data-group-id="7461185552-8">[</span><span·class="p"·data-group-id="7461185552-9">{</span><span·class="mi">2</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Doe"</span><span·c[·...·truncated·by·diffoscope;·len:·569,·SHA:·a4d8039f86f111c2d1872c2ed32f6230baff0796b40c4f7af4d50adc10f2cc16·...·]-6">}</span></code></pre><p>Delete·the·table·<code·class="inline">EMPLOYEE</code>.</p><pre><code·class="text">·24·>·odbc:sql_query(Ref,·"DROP·TABLE·EMPLOYEE"). |
| 230 | ······{updated,undefined}</code></pre><p>Shut·down·the·connection.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">25</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id=" | 230 | ······{updated,undefined}</code></pre><p>Shut·down·the·connection.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">25</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="nc">odbc</span><span·class="p">:</span><span·class="nf">disconnect</span><span·class="p"·data-group-id="3269504108-1">(</span><span·class="n">Ref</span><span·class="p"·data-group-id="3269504108-1">)</span><span·class="p">.</span><span·class="w"> |
| 231 | ······</span><span·class="ss">ok</span></code></pre><p>Shut·down·the·application.</p><pre><code·class="text">·26·>·odbc:stop(). | 231 | ······</span><span·class="ss">ok</span></code></pre><p>Shut·down·the·application.</p><pre><code·class="text">·26·>·odbc:stop(). |
| 232 | ····=INFO·REPORT====·7-Jan-2004::17:00:59·=== | 232 | ····=INFO·REPORT====·7-Jan-2004::17:00:59·=== |
| 233 | ····application:·odbc | 233 | ····application:·odbc |
| 234 | ····exited:·stopped | 234 | ····exited:·stopped |
| 235 | ····type:·temporary | 235 | ····type:·temporary |
| 236 | ····ok</code></pre> | 236 | ····ok</code></pre> |
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| 281 | ······<p·class="built-using"> | 281 | ······<p·class="built-using"> |
| 282 | ········Built·using | 282 | ········Built·using |
| 283 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 283 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 284 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 284 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 285 | ······</p> | 285 | ······</p> |
| 286 | <p>Copyright·©·1996-202 | 286 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 287 | ····</footer> | 287 | ····</footer> |
| 288 | ··</div> | 288 | ··</div> |
| 289 | </main> | 289 | </main> |
| 290 | </div> | 290 | </div> |
| 291 | <script> | 291 | <script> |
| 292 | ··function·mermaidLoaded()·{ | 292 | ··function·mermaidLoaded()·{ |
| 293 | ····mermaid.initialize({ | 293 | ····mermaid.initialize({ |
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| 204 | ········Built·using | 204 | ········Built·using |
| 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 207 | ······</p> | 207 | ······</p> |
| 208 | <p>Copyright·©·1996-202 | 208 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 209 | ····</footer> | 209 | ····</footer> |
| 210 | ··</div> | 210 | ··</div> |
| 211 | </main> | 211 | </main> |
| 212 | </div> | 212 | </div> |
| 213 | <script> | 213 | <script> |
| 214 | ··function·mermaidLoaded()·{ | 214 | ··function·mermaidLoaded()·{ |
| 215 | ····mermaid.initialize({ | 215 | ····mermaid.initialize({ |
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| 1052 | ······<p·class="built-using"> | 1052 | ······<p·class="built-using"> |
| 1053 | ········Built·using | 1053 | ········Built·using |
| 1054 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1054 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1055 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1055 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1056 | ······</p> | 1056 | ······</p> |
| 1057 | <p>Copyright·©·1996-202 | 1057 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1058 | ····</footer> | 1058 | ····</footer> |
| 1059 | ··</div> | 1059 | ··</div> |
| 1060 | </main> | 1060 | </main> |
| 1061 | </div> | 1061 | </div> |
| 1062 | <script> | 1062 | <script> |
| 1063 | ··function·mermaidLoaded()·{ | 1063 | ··function·mermaidLoaded()·{ |
| 1064 | ····mermaid.initialize({ | 1064 | ····mermaid.initialize({ |
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| 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1777 | ······</p> | 1777 | ······</p> |
| 1778 | <p>Copyright·©·1996-202 | 1778 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1779 | ····</footer> | 1779 | ····</footer> |
| 1780 | ··</div> | 1780 | ··</div> |
| 1781 | </main> | 1781 | </main> |
| 1782 | </div> | 1782 | </div> |
| 1783 | <script> | 1783 | <script> |
| 1784 | ··function·mermaidLoaded()·{ | 1784 | ··function·mermaidLoaded()·{ |
| 1785 | ····mermaid.initialize({ | 1785 | ····mermaid.initialize({ |
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| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 18 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 18 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
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| 22 | dist/remixicon-NKANDIL5.woff2 | 22 | dist/remixicon-NKANDIL5.woff2 |
| 23 | dist/search_data- | 23 | dist/search_data-D20C2403.js |
| 24 | dist/sidebar_items-CB1A13C5.js | 24 | dist/sidebar_items-CB1A13C5.js |
| 25 | index.html | 25 | index.html |
| 26 | memsup.html | 26 | memsup.html |
| 27 | notes.html | 27 | notes.html |
| 28 | nteventlog.html | 28 | nteventlog.html |
| 29 | os_mon_app.html | 29 | os_mon_app.html |
| 30 | os_sup.html | 30 | os_sup.html |
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| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 217 | ······<p·class="built-using"> | 217 | ······<p·class="built-using"> |
| 218 | ········Built·using | 218 | ········Built·using |
| 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 221 | ······</p> | 221 | ······</p> |
| 222 | <p>Copyright·©·1996-202 | 222 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 223 | ····</footer> | 223 | ····</footer> |
| 224 | ··</div> | 224 | ··</div> |
| 225 | </main> | 225 | </main> |
| 226 | </div> | 226 | </div> |
| 227 | <script> | 227 | <script> |
| 228 | ··function·mermaidLoaded()·{ | 228 | ··function·mermaidLoaded()·{ |
| 229 | ····mermaid.initialize({ | 229 | ····mermaid.initialize({ |
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| 621 | ······<p·class="built-using"> | 621 | ······<p·class="built-using"> |
| 622 | ········Built·using | 622 | ········Built·using |
| 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 623 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 624 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 625 | ······</p> | 625 | ······</p> |
| 626 | <p>Copyright·©·1996-202 | 626 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 627 | ····</footer> | 627 | ····</footer> |
| 628 | ··</div> | 628 | ··</div> |
| 629 | </main> | 629 | </main> |
| 630 | </div> | 630 | </div> |
| 631 | <script> | 631 | <script> |
| 632 | ··function·mermaidLoaded()·{ | 632 | ··function·mermaidLoaded()·{ |
| 633 | ····mermaid.initialize({ | 633 | ····mermaid.initialize({ |
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| 555 | ······<p·class="built-using"> | 555 | ······<p·class="built-using"> |
| 556 | ········Built·using | 556 | ········Built·using |
| 557 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 557 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 558 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 558 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 559 | ······</p> | 559 | ······</p> |
| 560 | <p>Copyright·©·1996-202 | 560 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 561 | ····</footer> | 561 | ····</footer> |
| 562 | ··</div> | 562 | ··</div> |
| 563 | </main> | 563 | </main> |
| 564 | </div> | 564 | </div> |
| 565 | <script> | 565 | <script> |
| 566 | ··function·mermaidLoaded()·{ | 566 | ··function·mermaidLoaded()·{ |
| 567 | ····mermaid.initialize({ | 567 | ····mermaid.initialize({ |
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| 673 | ······<p·class="built-using"> | 673 | ······<p·class="built-using"> |
| 674 | ········Built·using | 674 | ········Built·using |
| 675 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 675 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 676 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 676 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 677 | ······</p> | 677 | ······</p> |
| 678 | <p>Copyright·©·1996-202 | 678 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 679 | ····</footer> | 679 | ····</footer> |
| 680 | ··</div> | 680 | ··</div> |
| 681 | </main> | 681 | </main> |
| 682 | </div> | 682 | </div> |
| 683 | <script> | 683 | <script> |
| 684 | ··function·mermaidLoaded()·{ | 684 | ··function·mermaidLoaded()·{ |
| 685 | ····mermaid.initialize({ | 685 | ····mermaid.initialize({ |
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| 1035 | ······<p·class="built-using"> | 1035 | ······<p·class="built-using"> |
| 1036 | ········Built·using | 1036 | ········Built·using |
| 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1039 | ······</p> | 1039 | ······</p> |
| 1040 | <p>Copyright·©·1996-202 | 1040 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1041 | ····</footer> | 1041 | ····</footer> |
| 1042 | ··</div> | 1042 | ··</div> |
| 1043 | </main> | 1043 | </main> |
| 1044 | </div> | 1044 | </div> |
| 1045 | <script> | 1045 | <script> |
| 1046 | ··function·mermaidLoaded()·{ | 1046 | ··function·mermaidLoaded()·{ |
| 1047 | ····mermaid.initialize({ | 1047 | ····mermaid.initialize({ |
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| 331 | ······<p·class="built-using"> | 331 | ······<p·class="built-using"> |
| 332 | ········Built·using | 332 | ········Built·using |
| 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 333 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 334 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 335 | ······</p> | 335 | ······</p> |
| 336 | <p>Copyright·©·1996-202 | 336 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 337 | ····</footer> | 337 | ····</footer> |
| 338 | ··</div> | 338 | ··</div> |
| 339 | </main> | 339 | </main> |
| 340 | </div> | 340 | </div> |
| 341 | <script> | 341 | <script> |
| 342 | ··function·mermaidLoaded()·{ | 342 | ··function·mermaidLoaded()·{ |
| 343 | ····mermaid.initialize({ | 343 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:20,·uncompressed·size·20,·method=store |
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| 203 | ······<p·class="built-using"> | 203 | ······<p·class="built-using"> |
| 204 | ········Built·using | 204 | ········Built·using |
| 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 205 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 206 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 207 | ······</p> | 207 | ······</p> |
| 208 | <p>Copyright·©·1996-202 | 208 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 209 | ····</footer> | 209 | ····</footer> |
| 210 | ··</div> | 210 | ··</div> |
| 211 | </main> | 211 | </main> |
| 212 | </div> | 212 | </div> |
| 213 | <script> | 213 | <script> |
| 214 | ··function·mermaidLoaded()·{ | 214 | ··function·mermaidLoaded()·{ |
| 215 | ····mermaid.initialize({ | 215 | ····mermaid.initialize({ |
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| 410 | ······<p·class="built-using"> | 410 | ······<p·class="built-using"> |
| 411 | ········Built·using | 411 | ········Built·using |
| 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 414 | ······</p> | 414 | ······</p> |
| 415 | <p>Copyright·©·1996-202 | 415 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 416 | ····</footer> | 416 | ····</footer> |
| 417 | ··</div> | 417 | ··</div> |
| 418 | </main> | 418 | </main> |
| 419 | </div> | 419 | </div> |
| 420 | <script> | 420 | <script> |
| 421 | ··function·mermaidLoaded()·{ | 421 | ··function·mermaidLoaded()·{ |
| 422 | ····mermaid.initialize({ | 422 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-D20C2403.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 190 | ······<p·class="built-using"> | 190 | ······<p·class="built-using"> |
| 191 | ········Built·using | 191 | ········Built·using |
| 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 194 | ······</p> | 194 | ······</p> |
| 195 | <p>Copyright·©·1996-202 | 195 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 196 | ····</footer> | 196 | ····</footer> |
| 197 | ··</div> | 197 | ··</div> |
| 198 | </main> | 198 | </main> |
| 199 | </div> | 199 | </div> |
| 200 | <script> | 200 | <script> |
| 201 | ··function·mermaidLoaded()·{ | 201 | ··function·mermaidLoaded()·{ |
| 202 | ····mermaid.initialize({ | 202 | ····mermaid.initialize({ |
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| 169 | <code·class="inline">error_location</code>·is·set·to·<code·class="inline">line</code>).</p></li></ul><p>The·code·must·return:</p><ul><li><p><strong><code·class="inline">{token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·to·the·caller.</p></li><li><p><strong><code·class="inline">{end_token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·and·is·last·token·in·a·tokens·call.</p></li><li><p><strong><code·class="inline">skip_token</code></strong>·-·Skip·this·token·completely.</p></li><li><p><strong><code·class="inline">{error,ErrString}</code></strong>·-·An·error·in·the·token,·<code·class="inline">ErrString</code>·is·a·string | 169 | <code·class="inline">error_location</code>·is·set·to·<code·class="inline">line</code>).</p></li></ul><p>The·code·must·return:</p><ul><li><p><strong><code·class="inline">{token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·to·the·caller.</p></li><li><p><strong><code·class="inline">{end_token,Token}</code></strong>·-·Return·<code·class="inline">Token</code>·and·is·last·token·in·a·tokens·call.</p></li><li><p><strong><code·class="inline">skip_token</code></strong>·-·Skip·this·token·completely.</p></li><li><p><strong><code·class="inline">{error,ErrString}</code></strong>·-·An·error·in·the·token,·<code·class="inline">ErrString</code>·is·a·string |
| 170 | describing·the·error.</p></li></ul><p>It·is·also·possible·to·push·back·characters·into·the·input·characters·with·the | 170 | describing·the·error.</p></li></ul><p>It·is·also·possible·to·push·back·characters·into·the·input·characters·with·the |
| 171 | following·returns:</p><ul><li><code·class="inline">{token,Token,PushBackList}</code></li><li><code·class="inline">{end_token,Token,PushBackList}</code></li><li><code·class="inline">{skip_token,PushBackList}</code></li></ul><p>These·have·the·same·meanings·as·the·normal·returns·but·the·characters·in | 171 | following·returns:</p><ul><li><code·class="inline">{token,Token,PushBackList}</code></li><li><code·class="inline">{end_token,Token,PushBackList}</code></li><li><code·class="inline">{skip_token,PushBackList}</code></li></ul><p>These·have·the·same·meanings·as·the·normal·returns·but·the·characters·in |
| 172 | <code·class="inline">PushBackList</code>·will·be·prepended·to·the·input·characters·and·scanned·for·the | 172 | <code·class="inline">PushBackList</code>·will·be·prepended·to·the·input·characters·and·scanned·for·the |
| 173 | next·token.·Note·that·pushing·back·a·newline·will·mean·the·line·numbering·will | 173 | next·token.·Note·that·pushing·back·a·newline·will·mean·the·line·numbering·will |
| 174 | no·longer·be·correct.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Pushing·back·characters·gives·you·unexpected·possibilities·to·cause·the | 174 | no·longer·be·correct.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Pushing·back·characters·gives·you·unexpected·possibilities·to·cause·the |
| 175 | scanner·to·loop!</p></section><p>The·following·example·would·match·a·simple·Erlang·integer·or·float·and·return·a | 175 | scanner·to·loop!</p></section><p>The·following·example·would·match·a·simple·Erlang·integer·or·float·and·return·a |
| 176 | token·which·could·be·sent·to·the·Erlang·parser:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 176 | token·which·could·be·sent·to·the·Erlang·parser:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">D</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0614379815-1">[</span><span·class="mi">0</span><span·class="o">-</span><span·class="mi">9</span><span·class="p"·data-group-id="0614379815-1">]</span><span·class="w"> |
| 177 | </span><span·class="p"·data-group-id=" | 177 | </span><span·class="p"·data-group-id="0614379815-2">{</span><span·class="n">D</span><span·class="p"·data-group-id="0614379815-2">}</span><span·class="o">+</span><span·class="w">·</span><span·class="p">:</span><span·class="w"> |
| 178 | ··</span><span·class="p"·data-group-id=" | 178 | ··</span><span·class="p"·data-group-id="0614379815-3">{</span><span·class="ss">token</span><span·class="p">,</span><span·class="p"·data-group-id="0614379815-4">{</span><span·class="ss">integer</span><span·class="p">,</span><span·class="n">TokenLine</span><span·class="p">,</span><span·class="nf">[·...·truncated·by·diffoscope;·len:·255,·SHA:·fc3130b19519760d3618ee480908f4a799ae120845b40bd9dcd846ce841da010·...·]-3">}</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p"·data-group-id="7383826122-6">{</span><span·class="n">D</span><span·class="p"·data-group-id="7383826122-6">}</span><span·class="o">+</span><span·class="err">\</span><span·class="p">.</span><span·class="p"·data-group-id="7383826122-7">{</span><span·class="n">D</span><span·class="p"·data-group-id="7383826122-7">}</span><span·class="o">+</span><span·class="p"·data-group-id="7383826122-8">(</span><span·class="p"·data-group-id="7383826122-9">(</span><span·class="n">E</span><span·class="p">|</span><span·class="ss">e</span><span·class="p"·data-group-id="7383826122-9">)</span><span·class="p"·data-group-id="7383826122-10">(</span><span·class="err">\</span><span·class="o">+</span><span·class="p">|</span><span·class="err">\</span><span·class="o">-</span><span·class="p"·data-group-id="7383826122-10">)</span><span·class="o">?</span><span·class="p"·data-group-id="7383826122-11">{</span><span·class="n">D</span><span·class="p"·data-group-id="7383826122-11">}</span><span·class="o">+</span><span·class="p"·data-group-id="7383826122-8">)</span><span·class="o">?</span><span·class="w">·</span><span·class="p">:</span><span·class="w"> | ||
| 180 | 179 | </span><span·class="p"·data-group-id="0614379815-6">{</span><span·class="n">D</span><span·class="p"·data-group-id="0614379815-6">}</span><span·class="o">+</span><span·class="err">\</span><span·class="p">.</span><span·class="p"·data-group-id="0614379815-7">[·...·truncated·by·diffoscope;·len:·894,·SHA:·68d35cc55a9c22fd54842954f12d9e1477c4e2d923e49dd66af5cde375e926b1·...·] | |
| 180 | ··</span><span·class="p"·data-group-id="0614379815-12">{</span><span·class="ss">token</span><span·class="p">,</span><span·class="p"·data-group-id="0614379815-13">{</span><span·class="nb">float</span><span·class="p">,</span><span·class="n">TokenLine</span><span·class="p">,</span><span·class="nf">list_to_float</span><span·class="p"·data-group-id="0614379815-14">(</span><span·class="n">TokenChars</span><span·class="p"·data-group-id="0614379815-14">)</span><span·class="p"·data-group-id="0614379815-13">}</span><span·class="p"·data-group-id="0614379815-12">}</span><span·class="p">.</span></code></pre><p>The·Erlang·code·in·the·<code·class="inline">Erlang·code.</code>·section·is·written·into·the·output·file | ||
| 181 | directly·after·the·module·declaration·and·predefined·exports·declaration,·making | 181 | directly·after·the·module·declaration·and·predefined·exports·declaration,·making |
| 182 | it·possible·to·add·extra·exports,·define·imports,·and·other·attributes,·which·are | 182 | it·possible·to·add·extra·exports,·define·imports,·and·other·attributes,·which·are |
| 183 | visible·in·the·whole·file.</p><h2·id="module-regular-expressions"·class="section-heading"> | 183 | visible·in·the·whole·file.</p><h2·id="module-regular-expressions"·class="section-heading"> |
| 184 | ··<a·href="#module-regular-expressions"·class="hover-link"> | 184 | ··<a·href="#module-regular-expressions"·class="hover-link"> |
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Regular·Expressions</span> | 187 | ··<span·class="text">Regular·Expressions</span> |
| Offset 707, 15 lines modified | Offset 707, 15 lines modified | ||
| 707 | <p>This·is·a·re-entrant·call·to·try·and·scan·a·single·token·from·<code·class="inline">Chars</code>.</p><p>If·there·are·enough·characters·in·<code·class="inline">Chars</code>·to·either·scan·a·token·or | 707 | <p>This·is·a·re-entrant·call·to·try·and·scan·a·single·token·from·<code·class="inline">Chars</code>.</p><p>If·there·are·enough·characters·in·<code·class="inline">Chars</code>·to·either·scan·a·token·or |
| 708 | detect·an·error·then·this·will·be·returned·with | 708 | detect·an·error·then·this·will·be·returned·with |
| 709 | <code·class="inline">{done,...}</code>.·Otherwise·<code·class="inline">{cont,Cont}</code>·will·be·returned·where·<code·class="inline">Cont</code>·is | 709 | <code·class="inline">{done,...}</code>.·Otherwise·<code·class="inline">{cont,Cont}</code>·will·be·returned·where·<code·class="inline">Cont</code>·is |
| 710 | used·in·the·next·call·to·<code·class="inline">token()</code>·with·more·characters·to·try·an·scan | 710 | used·in·the·next·call·to·<code·class="inline">token()</code>·with·more·characters·to·try·an·scan |
| 711 | the·token.·This·is·continued·until·a·token·has·been·scanned.·<code·class="inline">Cont</code>·is | 711 | the·token.·This·is·continued·until·a·token·has·been·scanned.·<code·class="inline">Cont</code>·is |
| 712 | initially·<code·class="inline">[]</code>.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·is | 712 | initially·<code·class="inline">[]</code>.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·is |
| 713 | used·through·the·I/O·system·where·it·can·typically·be·called·in·an | 713 | used·through·the·I/O·system·where·it·can·typically·be·called·in·an |
| 714 | application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id=" | 714 | application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="4598076615-1">(</span><span·class="n">InFile</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4598076615-2">{</span><span·class="ss">get_until</span><span·class="p">,</span><span·class="ss">unicode</span><span·class="p">[·...·truncated·by·diffoscope;·len:·393,·SHA:·f91c73d78d501e0c370e8b0788bb1bd452d2bb5007328e65f7df92794de168eb·...·]-1">)</span><span·class="w"> |
| 715 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokenRet</span></code></pre> | 715 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokenRet</span></code></pre> |
| 716 | ··</section> | 716 | ··</section> |
| 717 | </section> | 717 | </section> |
| 718 | <section·class="detail"·id="tokens/2"> | 718 | <section·class="detail"·id="tokens/2"> |
| 719 | ··<div·class="detail-header"> | 719 | ··<div·class="detail-header"> |
| 720 | ····<a·href="#tokens/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 720 | ····<a·href="#tokens/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 792, 15 lines modified | Offset 792, 15 lines modified | ||
| 792 | scan·the·tokens.·This·is·continued·until·all·tokens·have·been | 792 | scan·the·tokens.·This·is·continued·until·all·tokens·have·been |
| 793 | scanned.·<code·class="inline">Cont</code>·is·initially·<code·class="inline">[]</code>.</p><p>This·functions·differs·from·<code·class="inline">token</code>·in·that·it·will·continue·to·scan·tokens·up | 793 | scanned.·<code·class="inline">Cont</code>·is·initially·<code·class="inline">[]</code>.</p><p>This·functions·differs·from·<code·class="inline">token</code>·in·that·it·will·continue·to·scan·tokens·up |
| 794 | to·and·including·an·<code·class="inline">{end_token,Token}</code>·has·been·scanned·(see·next·section).·It | 794 | to·and·including·an·<code·class="inline">{end_token,Token}</code>·has·been·scanned·(see·next·section).·It |
| 795 | will·then·return·all·the·tokens.·This·is·typically·used·for·scanning·grammars | 795 | will·then·return·all·the·tokens.·This·is·typically·used·for·scanning·grammars |
| 796 | like·Erlang·where·there·is·an·explicit·end·token,·<code·class="inline">'.'</code>.·If·no·end·token·is | 796 | like·Erlang·where·there·is·an·explicit·end·token,·<code·class="inline">'.'</code>.·If·no·end·token·is |
| 797 | found·then·the·whole·file·will·be·scanned·and·returned.·If·an·error·occurs·then | 797 | found·then·the·whole·file·will·be·scanned·and·returned.·If·an·error·occurs·then |
| 798 | all·tokens·up·to·and·including·the·next·end·token·will·be·skipped.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·used·through·the | 798 | all·tokens·up·to·and·including·the·next·end·token·will·be·skipped.</p><p>It·is·not·designed·to·be·called·directly·by·an·application,·but·used·through·the |
| 799 | I/O·system·where·it·can·typically·be·called·in·an·application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id=" | 799 | I/O·system·where·it·can·typically·be·called·in·an·application·by:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">io</span><span·class="p">:</span><span·class="nf">request</span><span·class="p"·data-group-id="8196378680-1">(</span><span·class="n">InFile</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8196378680-2">{</span><span·class="ss">get_until</span><span·class="p">,</span><span·class="ss">unicode</span><span·class="p">[·...·truncated·by·diffoscope;·len:·394,·SHA:·079ae48741ec109b25a8e17c9ed94398e177a7599b064473dadaa6a44dffc561·...·]-1">)</span><span·class="w"> |
| 800 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokensRet</span></code></pre> | 800 | ··</span><span·class="p">-></span><span·class="w">·</span><span·class="n">TokensRet</span></code></pre> |
| 801 | ··</section> | 801 | ··</section> |
| 802 | </section> | 802 | </section> |
| 803 | ····</div> | 803 | ····</div> |
| 804 | ··</section> | 804 | ··</section> |
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| 962 | ······<p·class="built-using"> | 962 | ······<p·class="built-using"> |
| 963 | ········Built·using | 963 | ········Built·using |
| 964 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 964 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 965 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 965 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 966 | ······</p> | 966 | ······</p> |
| 967 | <p>Copyright·©·1996-202 | 967 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 968 | ····</footer> | 968 | ····</footer> |
| 969 | ··</div> | 969 | ··</div> |
| 970 | </main> | 970 | </main> |
| 971 | </div> | 971 | </div> |
| 972 | <script> | 972 | <script> |
| 973 | ··function·mermaidLoaded()·{ | 973 | ··function·mermaidLoaded()·{ |
| 974 | ····mermaid.initialize({ | 974 | ····mermaid.initialize({ |
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| 730 | ······<p·class="built-using"> | 730 | ······<p·class="built-using"> |
| 731 | ········Built·using | 731 | ········Built·using |
| 732 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 732 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 733 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 733 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 734 | ······</p> | 734 | ······</p> |
| 735 | <p>Copyright·©·1996-202 | 735 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 736 | ····</footer> | 736 | ····</footer> |
| 737 | ··</div> | 737 | ··</div> |
| 738 | </main> | 738 | </main> |
| 739 | </div> | 739 | </div> |
| 740 | <script> | 740 | <script> |
| 741 | ··function·mermaidLoaded()·{ | 741 | ··function·mermaidLoaded()·{ |
| 742 | ····mermaid.initialize({ | 742 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:20,·uncompressed·size·20,·method=store |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 158, 16 lines modified | Offset 158, 16 lines modified | ||
| 158 | <code·class="inline">{Category,·Position,·Symbol}</code>.</p><p>If·a·terminal·symbol·is·the·only·member·of·a·category,·and·the·symbol·name·is | 158 | <code·class="inline">{Category,·Position,·Symbol}</code>.</p><p>If·a·terminal·symbol·is·the·only·member·of·a·category,·and·the·symbol·name·is |
| 159 | identical·to·the·category·name,·the·token·format·can·be·<code·class="inline">{Symbol,·Position}</code>.</p><p>A·list·of·tokens·produced·by·the·scanner·should·end·with·a·special | 159 | identical·to·the·category·name,·the·token·format·can·be·<code·class="inline">{Symbol,·Position}</code>.</p><p>A·list·of·tokens·produced·by·the·scanner·should·end·with·a·special |
| 160 | <code·class="inline">end_of_input</code>·tuple·which·the·parser·is·looking·for.·The·format·of·this·tuple | 160 | <code·class="inline">end_of_input</code>·tuple·which·the·parser·is·looking·for.·The·format·of·this·tuple |
| 161 | should·be·<code·class="inline">{Endsymbol,·EndPosition}</code>,·where·<code·class="inline">Endsymbol</code>·is·an·identifier·that·is | 161 | should·be·<code·class="inline">{Endsymbol,·EndPosition}</code>,·where·<code·class="inline">Endsymbol</code>·is·an·identifier·that·is |
| 162 | distinguished·from·all·the·terminal·and·non-terminal·categories·of·the·syntax | 162 | distinguished·from·all·the·terminal·and·non-terminal·categories·of·the·syntax |
| 163 | rules.·The·<code·class="inline">Endsymbol</code>·can·be·declared·in·the·grammar·file.</p><p>The·simplest·case·is·to·segment·the·input·string·into·a·list·of·identifiers | 163 | rules.·The·<code·class="inline">Endsymbol</code>·can·be·declared·in·the·grammar·file.</p><p>The·simplest·case·is·to·segment·the·input·string·into·a·list·of·identifiers |
| 164 | (atoms)·and·use·those·atoms·both·as·categories·and·values·of·the·tokens.·For | 164 | (atoms)·and·use·those·atoms·both·as·categories·and·values·of·the·tokens.·For |
| 165 | example,·the·input·string·<code·class="inline">aaa·bbb·777,·X</code>·may·be·scanned·(tokenized)·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 165 | example,·the·input·string·<code·class="inline">aaa·bbb·777,·X</code>·may·be·scanned·(tokenized)·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3704619845-1">[</span><span·class="p"·data-group-id="3704619845-2">{</span><span·class="ss">aaa</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3704619845-2">}</span><span·class="p">,</span><spa[·...·truncated·by·diffoscope;·len:·1016,·SHA:·19097e1221f3fcc6062b9b5d7f673c8c4b63b57a73760d50ec520edbd30755da·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ·</span><span·class="p"·data-group-id=" | 166 | ·</span><span·class="p"·data-group-id="3704619845-7">{</span><span·class="ss">'$end'</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3704619845-7">}</span><span·class="p"·data-group-id="3704619845-1">]</span><span·class="p">.</span></code></pre><p>This·assumes·that·this·is·the·first·line·of·the·input·text,·and·that·<code·class="inline">'$end'</code>·is |
| 167 | the·distinguished·<code·class="inline">end_of_input</code>·symbol.</p><p>The·Erlang·scanner·in·the·<code·class="inline">io</code>·module·can·be·used·as·a·starting·point·when | 167 | the·distinguished·<code·class="inline">end_of_input</code>·symbol.</p><p>The·Erlang·scanner·in·the·<code·class="inline">io</code>·module·can·be·used·as·a·starting·point·when |
| 168 | writing·a·new·scanner.·Study·<code·class="inline">yeccscan.erl</code>·in·order·to·see·how·a·filter·can·be | 168 | writing·a·new·scanner.·Study·<code·class="inline">yeccscan.erl</code>·in·order·to·see·how·a·filter·can·be |
| 169 | added·on·top·of·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#scan_erl_form/3"><code·class="inline">io:scan_erl_form/3</code></a>·to·provide·a·scanner·for·Yecc·that | 169 | added·on·top·of·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#scan_erl_form/3"><code·class="inline">io:scan_erl_form/3</code></a>·to·provide·a·scanner·for·Yecc·that |
| 170 | tokenizes·grammar·files·before·parsing·them·with·the·Yecc·parser.·A·more·general | 170 | tokenizes·grammar·files·before·parsing·them·with·the·Yecc·parser.·A·more·general |
| 171 | approach·to·scanner·implementation·is·to·use·a·scanner·generator·such·as | 171 | approach·to·scanner·implementation·is·to·use·a·scanner·generator·such·as |
| 172 | <a·href="leex.html"><code·class="inline">leex</code></a>.</p><h2·id="module-grammar-definition-format"·class="section-heading"> | 172 | <a·href="leex.html"><code·class="inline">leex</code></a>.</p><h2·id="module-grammar-definition-format"·class="section-heading"> |
| 173 | ··<a·href="#module-grammar-definition-format"·class="hover-link"> | 173 | ··<a·href="#module-grammar-definition-format"·class="hover-link"> |
| Offset 229, 29 lines modified | Offset 229, 29 lines modified | ||
| 229 | list·->·'('·')'. | 229 | list·->·'('·')'. |
| 230 | list·->·'('·elements·')'. | 230 | list·->·'('·elements·')'. |
| 231 | elements·->·element. | 231 | elements·->·element. |
| 232 | elements·->·element·elements. | 232 | elements·->·element·elements. |
| 233 | element·->·atom. | 233 | element·->·atom. |
| 234 | element·->·list.</code></pre><p>This·grammar·can·be·used·to·generate·a·parser·which·parses·list·expressions, | 234 | element·->·list.</code></pre><p>This·grammar·can·be·used·to·generate·a·parser·which·parses·list·expressions, |
| 235 | such·as·<code·class="inline">(),·(a),·(peter·charles),·(a·(b·c)·d·(())),·...</code>·provided·that·your | 235 | such·as·<code·class="inline">(),·(a),·(peter·charles),·(a·(b·c)·d·(())),·...</code>·provided·that·your |
| 236 | scanner·tokenizes,·for·example,·the·input·<code·class="inline">(peter·charles)</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 236 | scanner·tokenizes,·for·example,·the·input·<code·class="inline">(peter·charles)</code>·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0488444834-1">[</span><span·class="p"·data-group-id="0488444834-2">{</span><span·class="ss">'('</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="0488444834-2">}</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·919,·SHA:·7b78981af994ad7e0ce6f64af204f664dcc57b198b9f79d76636f764a9ac2705·...·]4-5">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ·</span><span·class="p"·data-group-id=" | 237 | ·</span><span·class="p"·data-group-id="0488444834-6">{</span><span·class="ss">'$end'</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="0488444834-6">}</span><span·class="p"·data-group-id="0488444834-1">]</span></code></pre><p>When·a·grammar·rule·is·used·by·the·parser·to·parse·(part·of)·the·input·string·as |
| 238 | a·grammatical·phrase,·the·associated·code·is·evaluated,·and·the·value·of·the | 238 | a·grammatical·phrase,·the·associated·code·is·evaluated,·and·the·value·of·the |
| 239 | last·expression·becomes·the·value·of·the·parsed·phrase.·This·value·may·be·used | 239 | last·expression·becomes·the·value·of·the·parsed·phrase.·This·value·may·be·used |
| 240 | by·the·parser·later·to·build·structures·that·are·values·of·higher·phrases·of | 240 | by·the·parser·later·to·build·structures·that·are·values·of·higher·phrases·of |
| 241 | which·the·current·phrase·is·a·part.·The·values·initially·associated·with | 241 | which·the·current·phrase·is·a·part.·The·values·initially·associated·with |
| 242 | terminal·category·phrases,·i.e.·input·tokens,·are·the·token·tuples·themselves.</p><p>Below·is·an·example·of·the·grammar·above·with·structure·building·code·added:</p><pre><code·class="text">list·->·'('·')'·:·nil. | 242 | terminal·category·phrases,·i.e.·input·tokens,·are·the·token·tuples·themselves.</p><p>Below·is·an·example·of·the·grammar·above·with·structure·building·code·added:</p><pre><code·class="text">list·->·'('·')'·:·nil. |
| 243 | list·->·'('·elements·')'·:·'$2'. | 243 | list·->·'('·elements·')'·:·'$2'. |
| 244 | elements·->·element·:·{cons,·'$1',·nil}. | 244 | elements·->·element·:·{cons,·'$1',·nil}. |
| 245 | elements·->·element·elements·:·{cons,·'$1',·'$2'}. | 245 | elements·->·element·elements·:·{cons,·'$1',·'$2'}. |
| 246 | element·->·atom·:·'$1'. | 246 | element·->·atom·:·'$1'. |
| 247 | element·->·list·:·'$1'.</code></pre><p>With·this·code·added·to·the·grammar·rules,·the·parser·produces·the·following | 247 | element·->·list·:·'$1'.</code></pre><p>With·this·code·added·to·the·grammar·rules,·the·parser·produces·the·following |
| 248 | value·(structure)·when·parsing·the·input·string·<code·class="inline">(a·b·c).</code>.·This·still·assumes | 248 | value·(structure)·when·parsing·the·input·string·<code·class="inline">(a·b·c).</code>.·This·still·assumes |
| 249 | that·this·was·the·first·input·line·that·the·scanner·tokenized:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 249 | that·this·was·the·first·input·line·that·the·scanner·tokenized:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2465856045-1">{</span><span·class="ss">cons</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2465856045-2">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·567,·SHA:·0743b510e07f53669541b18c11d667b11c6361310be27a691f518804db502400·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ····························</span><span·class="p"·data-group-id=" | 250 | ····························</span><span·class="p"·data-group-id="2465856045-5">{</span><span·class="ss">cons</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2465856045-6">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·344,·SHA:·522660c6dec3cfbac7100bc748a35be39cacbdd340a9c7889bc1bb087fb099fa·...·]-1">}</span></code></pre><p>The·associated·code·contains·<code·class="inline">pseudo·variables</code>·<code·class="inline">'$1'</code>,·<code·class="inline">'$2'</code>, |
| 251 | <code·class="inline">'$3'</code>,·and·so·on.··which·refer·to·(are·bound·to)·the·values | 251 | <code·class="inline">'$3'</code>,·and·so·on.··which·refer·to·(are·bound·to)·the·values |
| 252 | associated·previously·by·the·parser·with·the·symbols·of·the·right-hand | 252 | associated·previously·by·the·parser·with·the·symbols·of·the·right-hand |
| 253 | side·of·the·rule.·When·these·symbols·are·terminal·categories,·the | 253 | side·of·the·rule.·When·these·symbols·are·terminal·categories,·the |
| 254 | values·are·token·tuples·of·the·input·string·(see·above).</p><p>The·associated·code·may·not·only·be·used·to·build·structures | 254 | values·are·token·tuples·of·the·input·string·(see·above).</p><p>The·associated·code·may·not·only·be·used·to·build·structures |
| 255 | associated·with·phrases,·but·may·also·be·used·for·syntactic·and | 255 | associated·with·phrases,·but·may·also·be·used·for·syntactic·and |
| 256 | semantic·tests,·printout·actions·(for·example·for·tracing),·and·so·on | 256 | semantic·tests,·printout·actions·(for·example·for·tracing),·and·so·on |
| 257 | during·the·parsing·process.·Since·tokens·contain·positional·(line | 257 | during·the·parsing·process.·Since·tokens·contain·positional·(line |
| Offset 266, 37 lines modified | Offset 266, 37 lines modified | ||
| 266 | element·->·atom·:·'$1'. | 266 | element·->·atom·:·'$1'. |
| 267 | element·->·list·:·'$1'.</code></pre><h2·id="module-generating-a-parser"·class="section-heading"> | 267 | element·->·list·:·'$1'.</code></pre><h2·id="module-generating-a-parser"·class="section-heading"> |
| 268 | ··<a·href="#module-generating-a-parser"·class="hover-link"> | 268 | ··<a·href="#module-generating-a-parser"·class="hover-link"> |
| 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 269 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 270 | ··</a> | 270 | ··</a> |
| 271 | ··<span·class="text">Generating·a·Parser</span> | 271 | ··<span·class="text">Generating·a·Parser</span> |
| 272 | </h2> | 272 | </h2> |
| 273 | <p>To·call·the·parser·generator,·use·the·following·command:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">yecc</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 273 | <p>To·call·the·parser·generator,·use·the·following·command:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">yecc</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="4838334818-1">(</span><span·class="n">Grammarfile</span><span·class="p"·data-group-id="4838334818-1">)</span><span·class="p">.</span></code></pre><p>An·error·message·from·Yecc·will·be·shown·if·the·grammar·is·not·of·the·LALR·type |
| 274 | (for·example·too·ambiguous).·Shift/reduce·conflicts·are·resolved·in·favor·of | 274 | (for·example·too·ambiguous).·Shift/reduce·conflicts·are·resolved·in·favor·of |
| 275 | shifting·if·there·are·no·operator·precedence·declarations.·Refer·to·the·<code·class="inline">yacc</code> | 275 | shifting·if·there·are·no·operator·precedence·declarations.·Refer·to·the·<code·class="inline">yacc</code> |
| 276 | documentation·on·the·use·of·operator·precedence.</p><p>The·output·file·contains·Erlang·source·code·for·a·parser·module·with·module·name | 276 | documentation·on·the·use·of·operator·precedence.</p><p>The·output·file·contains·Erlang·source·code·for·a·parser·module·with·module·name |
| 277 | equal·to·the·<code·class="inline">Parserfile</code>·parameter.·After·compilation,·the·parser·can·be·called | 277 | equal·to·the·<code·class="inline">Parserfile</code>·parameter.·After·compilation,·the·parser·can·be·called |
| 278 | as·follows·(the·module·name·is·assumed·to·be·<code·class="inline">myparser</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 278 | as·follows·(the·module·name·is·assumed·to·be·<code·class="inline">myparser</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="9109927109-1">(</span><span·class="nc">myscanner</span><span·class="p">:</span><span·class="nf">scan</span><span·class="p"·data-group-id="9109927109-2">(</span><span·class="n">Inport</span><span·class="p"·data-group-id="9109927109-2">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·a2de1351acd04b40778a513b5e33a315ef527d971d6cbb5e38b9c29a46825fd6·...·]-1">)</span></code></pre><p>The·call·format·can·be·different·if·a·customized·prologue·file·has·been·included |
| 279 | when·generating·the·parser·instead·of·the·default·file | 279 | when·generating·the·parser·instead·of·the·default·file |
| 280 | <code·class="inline">lib/parsetools/include/yeccpre.hrl</code>.</p><p>With·the·standard·prologue,·this·call·will·return·either·<code·class="inline">{ok,·Result}</code>,·where | 280 | <code·class="inline">lib/parsetools/include/yeccpre.hrl</code>.</p><p>With·the·standard·prologue,·this·call·will·return·either·<code·class="inline">{ok,·Result}</code>,·where |
| 281 | <code·class="inline">Result</code>·is·a·structure·that·the·Erlang·code·of·the·grammar·file·has·built,·or | 281 | <code·class="inline">Result</code>·is·a·structure·that·the·Erlang·code·of·the·grammar·file·has·built,·or |
| 282 | <code·class="inline">{error,·{Position,·Module,·Message}}</code>·if·there·was·a·syntax·error·in·the·input.</p><p><code·class="inline">Message</code>·is·something·which·may·be·converted·into·a·string·by·calling | 282 | <code·class="inline">{error,·{Position,·Module,·Message}}</code>·if·there·was·a·syntax·error·in·the·input.</p><p><code·class="inline">Message</code>·is·something·which·may·be·converted·into·a·string·by·calling |
| 283 | <code·class="inline">Module:format_error(Message)</code>·and·printed·with·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>By·default,·the·parser·that·was·generated·will·not·print·out·error·messages·to | 283 | <code·class="inline">Module:format_error(Message)</code>·and·printed·with·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>By·default,·the·parser·that·was·generated·will·not·print·out·error·messages·to |
| 284 | the·screen.·The·user·will·have·to·do·this·either·by·printing·the·returned | 284 | the·screen.·The·user·will·have·to·do·this·either·by·printing·the·returned |
| 285 | error·messages,·or·by·inserting·tests·and·print·instructions·in·the·Erlang | 285 | error·messages,·or·by·inserting·tests·and·print·instructions·in·the·Erlang |
| 286 | code·associated·with·the·syntax·rules·of·the·grammar·file.</p></section><p>It·is·also·possible·to·make·the·parser·ask·for·more·input·tokens·when·needed·if | 286 | code·associated·with·the·syntax·rules·of·the·grammar·file.</p></section><p>It·is·also·possible·to·make·the·parser·ask·for·more·input·tokens·when·needed·if |
| 287 | the·following·call·format·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse_and_scan</span><span·class="p"·data-group-id="5966167713-1">(</span><span·class="p"·data-group-id="5966167713-2">{</span><span·class="n">Function</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Args</span><span·class="p"·data-group-id="5966167713-2">}</span><span·class="p"·data-group-id="5966167713-1">)</span><span·class="w"> | ||
| 288 | 287 | the·following·call·format·is·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse_and_scan</span><span·class="p"·data-group-id="0773794852-1">(</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·258,·SHA:·5afd1676a72fb2efe84f506323974777598f28836e4fcdd56cd736e444476da6·...·] | |
| 288 | </span><span·class="nc">myparser</span><span·class="p">:</span><span·class="nf">parse_and_scan</span><span·class="p"·data-group-id="0773794852-3">(</span><span·class="p"·data-group-id="0773794852-4">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tokenizer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Args</span><span·class="p"·data-group-id="0773794852-4">}</span><span·class="p"·data-group-id="0773794852-3">)</span></code></pre><p>The·tokenizer·<code·class="inline">Function</code>·is·either·a·fun·or·a·tuple·<code·class="inline">{Mod,·Tokenizer}</code>.·The·call | ||
| 289 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/2"><code·class="inline">apply(Function,·Args)</code></a>·or | 289 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/2"><code·class="inline">apply(Function,·Args)</code></a>·or |
| 290 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/2"><code·class="inline">apply({Mod,·Tokenizer},·Args)</code></a>·is·executed·whenever·a·new·token·is | 290 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/2"><code·class="inline">apply({Mod,·Tokenizer},·Args)</code></a>·is·executed·whenever·a·new·token·is |
| 291 | needed.·This,·for·example,·makes·it·possible·to·parse·from·a·file,·token·by | 291 | needed.·This,·for·example,·makes·it·possible·to·parse·from·a·file,·token·by |
| 292 | token.</p><p>The·tokenizer·used·above·has·to·be·implemented·so·as·to·return·one·of·the | 292 | token.</p><p>The·tokenizer·used·above·has·to·be·implemented·so·as·to·return·one·of·the |
| 293 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 293 | following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8388210228-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tokens</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EndPosition</span><span·class="p"·data-group-id="8388210228-1">}</span><span·class="w"> |
| 294 | </span><span·class="p"·data-group-id=" | 294 | </span><span·class="p"·data-group-id="8388210228-2">{</span><span·class="ss">eof</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EndPosition</span><span·class="p"·data-group-id="8388210228-2">}</span><span·class="w"> |
| 295 | </span><span·class="p"·data-group-id=" | 295 | </span><span·class="p"·data-group-id="8388210228-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error_description</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EndPosition</span><span·class="p"·data-group-id="8388[·...·truncated·by·diffoscope;·len:·6,·SHA:·513df83f763ba16d03627385db94830ffd9b19f9c764fbb2ea16c1decb2066f5·...·]-3">}</span></code></pre><p>This·conforms·to·the·format·used·by·the·scanner·in·the·Erlang·<code·class="inline">io</code>·library |
| 296 | module.</p><p>If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·immediately,·the·call·to·<code·class="inline">parse_and_scan/1</code> | 296 | module.</p><p>If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·immediately,·the·call·to·<code·class="inline">parse_and_scan/1</code> |
| 297 | returns·<code·class="inline">{ok,·eof}</code>.·If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·before·the·parser | 297 | returns·<code·class="inline">{ok,·eof}</code>.·If·<code·class="inline">{eof,·EndPosition}</code>·is·returned·before·the·parser |
| 298 | expects·end·of·input,·<code·class="inline">parse_and_scan/1</code>·will,·of·course,·return·an·error | 298 | expects·end·of·input,·<code·class="inline">parse_and_scan/1</code>·will,·of·course,·return·an·error |
| 299 | message·(see·above).·Otherwise·<code·class="inline">{ok,·Result}</code>·is·returned.</p><h2·id="module-more-examples"·class="section-heading"> | 299 | message·(see·above).·Otherwise·<code·class="inline">{ok,·Result}</code>·is·returned.</p><h2·id="module-more-examples"·class="section-heading"> |
| 300 | ··<a·href="#module-more-examples"·class="hover-link"> | 300 | ··<a·href="#module-more-examples"·class="hover-link"> |
| 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 302 | ··</a> | 302 | ··</a> |
| Offset 338, 44 lines modified | Offset 338, 44 lines modified | ||
| 338 | </span><span·class="n">Terminals</span><span·class="w"> | 338 | </span><span·class="n">Terminals</span><span·class="w"> |
| 339 | </span><span·class="ss">atom</span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="ss">var</span><span·class="w"> | 339 | </span><span·class="ss">atom</span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="ss">var</span><span·class="w"> |
| 340 | </span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">dot</span><span·class="p">.</span><span·class="w"> | 340 | </span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">dot</span><span·class="p">.</span><span·class="w"> |
| 341 | </span><span·class="n">Rootsymbol</span><span·class="w">·</span><span·class="ss">grammar</span><span·class="p">.</span><span·class="w"> | 341 | </span><span·class="n">Rootsymbol</span><span·class="w">·</span><span·class="ss">grammar</span><span·class="p">.</span><span·class="w"> |
| 342 | </span><span·class="n">Endsymbol</span><span·class="w">·</span><span·class="ss">'$end'</span><span·class="p">.</span><span·class="w"> | 342 | </span><span·class="n">Endsymbol</span><span·class="w">·</span><span·class="ss">'$end'</span><span·class="p">.</span><span·class="w"> |
| 343 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 343 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 344 | </span><span·class="ss">grammar</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 345 | </span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 345 | </span><span·class="ss">declaration</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-1">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="4395165607-1">}</span><span·class="p">.</span><span·class="w"> |
| 346 | </span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">head</span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 346 | </span><span·class="ss">rule</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">head</span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="nc">dot</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-2">{</span><span·class="ss">rule</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-3">[</span><span·class="ss">'$1'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·80,·SHA:·59e5f9afa6e909de1eeaffcac7797c6b97c252849bb2c403c84f8412ed2ac26f·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 347 | ········</span><span·class="ss">'$4'</span><span·class="p"·data-group-id=" | 347 | ········</span><span·class="ss">'$4'</span><span·class="p"·data-group-id="4395165607-2">}</span><span·class="p">.</span><span·class="w"> |
| 348 | </span><span·class="ss">head</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 348 | </span><span·class="ss">head</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 349 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 349 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-4">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-4">]</span><span·class="p">.</span><span·class="w"> |
| 350 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 350 | </span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">symbol</span><span·class="w">·</span><span·class="ss">symbols</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-5">[</span><span·class="ss">'$1'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="4395165607-5">]</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 351 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-6">{</span><span·class="ss">erlang_code</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="4395165607-6">}</span><span·class="p">.</span><span·class="w"> |
| 352 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'$empty'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 352 | </span><span·class="ss">attached_code</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'$empty'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-7">{</span><span·class="ss">erlang_code</span><span·class="p">,</span><span·class="w"> |
| 353 | ·················</span><span·class="p"·data-group-id=" | 353 | ·················</span><span·class="p"·data-group-id="4395165607-8">[</span><span·class="p"·data-group-id="4395165607-9">{</span><span·class="ss">atom</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$undefined[·...·truncated·by·diffoscope;·len:·159,·SHA:·860d0505ca9a6166317279a5300f3082d91d805bbc8b6b4a967872deefd154c2·...·]-7">}</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 354 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-10">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-10">]</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 355 | </span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">token</span><span·class="w">·</span><span·class="ss">tokens</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-11">[</span><span·class="ss">'$1'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="4395165607-11">]</span><span·class="p">.</span><span·class="w"> |
| 356 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 356 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="4395165607-12">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-12">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 357 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="4395165607-13">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-13">)</span><span·class="p">.</span><span·class="w"> |
| 358 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 358 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="4395165607-14">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-14">)</span><span·class="p">.</span><span·class="w"> |
| 359 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 359 | </span><span·class="ss">symbol</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="4395165607-15">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-15">)</span><span·class="p">.</span><span·class="w"> |
| 360 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 360 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">var</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 361 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 361 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">atom</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 362 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 362 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nb">float</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 363 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 363 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">integer</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 364 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 364 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">string</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 365 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> | 365 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">char</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p">.</span><span·class="w"> |
| 366 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 366 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_symbol</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-16">{</span><span·class="nf">value_of</span><span·class="p"·data-group-id="4395165607-17">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-17">)</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·207,·SHA:·f9227c836a68c723aa4c3a2ec9ea7d35e82337b7570f3417d35758fb87040431·...·]-16">}</span><span·class="p">.</span><span·class="w"> |
| 367 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 367 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">reserved_word</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-19">{</span><span·class="nf">value_of</span><span·class="p"·data-group-id="4395165607-20">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="4395165607-20">)</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·207,·SHA:·8f196158436bc41f1e4f05c00c8b2a7293f0a9a83eeb09d1da1c034a5cea7c1a·...·]-19">}</span><span·class="p">.</span><span·class="w"> |
| 368 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 368 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">'->'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-22">{</span><span·class="ss">'->'</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">line_of</span><span·class="p"·data-group-id="4395165607-23">(</span><span·class="ss">'$1'</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·70,·SHA:·223ee5b363e5b746cb32152d86ebffffa2fcbbedf22ce1e4365747d6484c7358·...·]-22">}</span><span·class="p">.</span><span·class="w"> |
| 369 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 369 | </span><span·class="ss">token</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">':'</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4395165607-24">{</span><span·class="ss">':'</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">line_of</span><span·class="p"·data-group-id="4395165607-25">(</span><span·class="ss">'$1'</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·66,·SHA:·89a01ce84042768f24b18dafef694a271fc848df8827abeafc233f56aeafddf7·...·]-24">}</span><span·class="p">.</span><span·class="w"> |
| 370 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> | 370 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">code</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 371 | </span><span·class="nf">value_of</span><span·class="p"·data-group-id="4395165607-26">(</span><span·class="n">Token</span><span·class="p"·data-group-id="4395165607-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 372 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 372 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="4395165607-27">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Token</span><span·class="p"·data-group-id="4395165607-27">)</span><span·class="p">.</span><span·class="w"> |
| 373 | </span><span·class="nf">line_of</span><span·class="p"·data-group-id=" | 373 | </span><span·class="nf">line_of</span><span·class="p"·data-group-id="4395165607-28">(</span><span·class="n">Token</span><span·class="p"·data-group-id="4395165607-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 374 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id=" | 374 | ····</span><span·class="nf">element</span><span·class="p"·data-group-id="4395165607-29">(</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Token</span><span·class="p"·data-group-id="4395165607-29">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·symbols·<code·class="inline">'->'</code>,·and·<code·class="inline">':'</code>·have·to·be·treated·in·a·special·way,·as·they·are |
| 375 | meta·symbols·of·the·grammar·notation,·as·well·as·terminal·symbols·of·the·Yecc | 375 | meta·symbols·of·the·grammar·notation,·as·well·as·terminal·symbols·of·the·Yecc |
| 376 | grammar.</p></section><p>5.·The·file·<code·class="inline">erl_parse.yrl</code>·in·the·<code·class="inline">lib/stdlib/src</code>·directory·contains·the | 376 | grammar.</p></section><p>5.·The·file·<code·class="inline">erl_parse.yrl</code>·in·the·<code·class="inline">lib/stdlib/src</code>·directory·contains·the |
| 377 | grammar·for·Erlang.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Syntactic·tests·are·used·in·the·code·associated·with·some·rules,·and·an·error | 377 | grammar·for·Erlang.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Syntactic·tests·are·used·in·the·code·associated·with·some·rules,·and·an·error |
| 378 | is·thrown·(and·caught·by·the·generated·parser·to·produce·an·error·message) | 378 | is·thrown·(and·caught·by·the·generated·parser·to·produce·an·error·message) |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
| Offset 1481, 15 lines modified | Offset 1481, 15 lines modified | ||
| 1481 | ······<p·class="built-using"> | 1481 | ······<p·class="built-using"> |
| 1482 | ········Built·using | 1482 | ········Built·using |
| 1483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1485 | ······</p> | 1485 | ······</p> |
| 1486 | <p>Copyright·©·1996-202 | 1486 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1487 | ····</footer> | 1487 | ····</footer> |
| 1488 | ··</div> | 1488 | ··</div> |
| 1489 | </main> | 1489 | </main> |
| 1490 | </div> | 1490 | </div> |
| 1491 | <script> | 1491 | <script> |
| 1492 | ··function·mermaidLoaded()·{ | 1492 | ··function·mermaidLoaded()·{ |
| 1493 | ····mermaid.initialize({ | 1493 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:24,·uncompressed·size·20,·method=store |
| Offset 3187, 30 lines modified | Offset 3187, 30 lines modified | ||
| 3187 | certificates·include·policies·the·constrained·policy·set·with | 3187 | certificates·include·policies·the·constrained·policy·set·with |
| 3188 | potential·qualifiers·will·be·returned,·these·values·are·derived·from | 3188 | potential·qualifiers·will·be·returned,·these·values·are·derived·from |
| 3189 | the·policy·tree·created·as·part·of·the·path·validation·algorithm.·The | 3189 | the·policy·tree·created·as·part·of·the·path·validation·algorithm.·The |
| 3190 | constrained·set·can·be·constrained·only·by·the·Certificate·Authorities | 3190 | constrained·set·can·be·constrained·only·by·the·Certificate·Authorities |
| 3191 | or·also·by·the·user·when·the·option·<code·class="inline">policy_set</code>·is·provided·to·this | 3191 | or·also·by·the·user·when·the·option·<code·class="inline">policy_set</code>·is·provided·to·this |
| 3192 | function.·The·qualifiers·convey·information·about·the·valid·policy·and | 3192 | function.·The·qualifiers·convey·information·about·the·valid·policy·and |
| 3193 | is·intended·as·information·to·end·users.</p><p>Available·options:</p><ul><li><p><strong>{verify_fun,·{fun(),·UserState::term()}</strong>·-·The·fun·must·be | 3193 | is·intended·as·information·to·end·users.</p><p>Available·options:</p><ul><li><p><strong>{verify_fun,·{fun(),·UserState::term()}</strong>·-·The·fun·must·be |
| 3194 | defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3194 | defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="9362864807-1">(</span><span·class="n">OtpCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'OTPCertificate'</span><span·class="p"·data-group-id="93628[·...·truncated·by·diffoscope;·len:·58,·SHA:·3061326d64c974b78c6a71f8c00d8338bc61469960f18ea1e26fb3579c70b391·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 3195 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3195 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9362864807-3">{</span><span·class="ss">bad_cert</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">bad_cert_rea[·...·truncated·by·diffoscope;·len:·548,·SHA:·63ac6f25aa304fd66ccb806573eaf465ed1ef7d69226ed3f2c01e90d35b0fbc6·...·]-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3196 | ·············</span><span·class="p"·data-group-id=" | 3196 | ·············</span><span·class="p"·data-group-id="9362864807-7">{</span><span·class="ss">extension</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="9362864807-8">{</span><span·class="p"·data-group-id="93[·...·truncated·by·diffoscope;·len:·61,·SHA:·a4c9bf7868bb6f1859cf059b7e2395e564659319aa1ecfbc62355aae25f48049·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 3197 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 3197 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="9362864807-9">(</span><span·class="p"·data-group-id="9362864807-9">)</span><span·class="p"·data-group-id="9362864807-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3198 | ··</span><span·class="p"·data-group-id=" | 3198 | ··</span><span·class="p"·data-group-id="9362864807-10">{</span><span·class="ss">valid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span>[·...·truncated·by·diffoscope;·len:·149,·SHA:·f320e6bfc06676ca7de3133a343d42357103b971504447f51d97ea25375a2c69·...·]-10">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3199 | ··</span><span·class="p"·data-group-id=" | 3199 | ··</span><span·class="p"·data-group-id="9362864807-12">{</span><span·class="ss">valid_peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</[·...·truncated·by·diffoscope;·len:·154,·SHA:·6aab160a1cedb13ddfb558b26d345a6f18902d019844c4f5ece8c570a948f35a·...·]-12">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3200 | ··</span><span·class="p"·data-group-id=" | 3200 | ··</span><span·class="p"·data-group-id="9362864807-14">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><spa[·...·truncated·by·diffoscope;·len:·145,·SHA:·30c07ed71fd6bd82e5f2be5869b105c9f0b9c3add19eddcb1077449d1fcc9e28·...·]-14">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3201 | ··</span><span·class="p"·data-group-id=" | 3201 | ··</span><span·class="p"·data-group-id="9362864807-16">{</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</spa[·...·truncated·by·diffoscope;·len:·634,·SHA:·37c76021ee255a264b8b8ef328e02525bdf06f087d724bc626bf9636f1ea07da·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 3202 | ····</span><span·class="n">DerCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id=" | 3202 | ····</span><span·class="n">DerCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id="4334308478-3">(</span><span·class="p"·data-group-id="4334308478-3">)</span><span·class="p">,</span><span·class="w"> |
| 3203 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3203 | ····</span><span·class="n">Event</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4334308478-4">{</span><span·class="ss">bad_cert</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">bad_cert_rea[·...·truncated·by·diffoscope;·len:·548,·SHA:·919607544acdba1f203b060e7026bdc42e40e4f1f9c3e15a92750cdaeb16d5d0·...·]-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3204 | ·············</span><span·class="p"·data-group-id=" | 3204 | ·············</span><span·class="p"·data-group-id="4334308478-8">{</span><span·class="ss">extension</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="4334308478-9">{</span><span·class="p"·data-group-id="43[·...·truncated·by·diffoscope;·len:·61,·SHA:·9c1ca59f45a7a6af7f7b8fe83f6a69b8a53c43e15a8e75cc0314c101b700b1e4·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 3205 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 3205 | ····</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="4334308478-10">(</span><span·class="p"·data-group-id="4334308478-10">)</span><span·class="p"·data-group-id="4334308478-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3206 | ··</span><span·class="p"·data-group-id=" | 3206 | ··</span><span·class="p"·data-group-id="4334308478-11">{</span><span·class="ss">valid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span>[·...·truncated·by·diffoscope;·len:·149,·SHA:·aa0eb47d8c3c1e62eff1e62f571b5d982cc55e365b000bc90a91aeb6a80aa1ce·...·]-11">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3207 | ··</span><span·class="p"·data-group-id=" | 3207 | ··</span><span·class="p"·data-group-id="4334308478-13">{</span><span·class="ss">valid_peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</[·...·truncated·by·diffoscope;·len:·154,·SHA:·9297c85010725a875b70513928102f652c56d7dc8358b82e1d375f273aeaa817·...·]-13">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3208 | ··</span><span·class="p"·data-group-id=" | 3208 | ··</span><span·class="p"·data-group-id="4334308478-15">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><spa[·...·truncated·by·diffoscope;·len:·145,·SHA:·3719e0ea70a302e75bc3cda22da10de11dccc6f52ff081fe9634a87028cc89ed·...·]-15">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3209 | ··</span><span·class="p"·data-group-id=" | 3209 | ··</span><span·class="p"·data-group-id="4334308478-17">{</span><span·class="ss">unknown</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</spa[·...·truncated·by·diffoscope;·len:·151,·SHA:·99dbf13f7005a188aa9bc1ea80c69568ef7a39f7b2a92dd6c903f460517c12bd·...·]-17">}</span><span·class="p">.</span></code></pre><p>The·verify·callback·can·have·3·or·4·arguments·in·case·the·DER·encoded |
| 3210 | version·is·needed·by·the·callback.</p><p>If·the·verify·callback·fun·returns·<code·class="inline">{fail,·Reason}</code>,·the·verification·process | 3210 | version·is·needed·by·the·callback.</p><p>If·the·verify·callback·fun·returns·<code·class="inline">{fail,·Reason}</code>,·the·verification·process |
| 3211 | is·immediately·stopped.·If·the·verify·callback·fun·returns | 3211 | is·immediately·stopped.·If·the·verify·callback·fun·returns |
| 3212 | <code·class="inline">{valid,·UserState}</code>,·the·verification·process·is·continued.·This·can·be·used | 3212 | <code·class="inline">{valid,·UserState}</code>,·the·verification·process·is·continued.·This·can·be·used |
| 3213 | to·accept·specific·path·validation·errors,·such·as·<code·class="inline">selfsigned_peer</code>,·as·well | 3213 | to·accept·specific·path·validation·errors,·such·as·<code·class="inline">selfsigned_peer</code>,·as·well |
| 3214 | as·verifying·application-specific·extensions.·If·called·with·an·extension | 3214 | as·verifying·application-specific·extensions.·If·called·with·an·extension |
| 3215 | unknown·to·the·user·application,·the·return·value·<code·class="inline">{unknown,·UserState}</code>·is·to | 3215 | unknown·to·the·user·application,·the·return·value·<code·class="inline">{unknown,·UserState}</code>·is·to |
| 3216 | be·used.</p><blockquote><h4·class="note">Note</h4><p>If·you·need·the·DER·encoded·version·of·the·certificate·and·have | 3216 | be·used.</p><blockquote><h4·class="note">Note</h4><p>If·you·need·the·DER·encoded·version·of·the·certificate·and·have |
| Offset 3366, 17 lines modified | Offset 3366, 17 lines modified | ||
| 3366 | certificate·is·in·agreement·with·at·least·one·of·the·<em>Reference·Identifier</em>·that | 3366 | certificate·is·in·agreement·with·at·least·one·of·the·<em>Reference·Identifier</em>·that |
| 3367 | the·client·expects·to·be·connected·to.</p><p>The·function·is·intended·to·be·added·as·an·extra·client·check·of·the | 3367 | the·client·expects·to·be·connected·to.</p><p>The·function·is·intended·to·be·added·as·an·extra·client·check·of·the |
| 3368 | peer·certificate·when·performing | 3368 | peer·certificate·when·performing |
| 3369 | <a·href="#pkix_path_validation/3">public_key:pkix_path_validation/3</a></p><p>See·<a·href="https://tools.ietf.org/html/rfc6125">RFC·6125</a>·for·detailed·information | 3369 | <a·href="#pkix_path_validation/3">public_key:pkix_path_validation/3</a></p><p>See·<a·href="https://tools.ietf.org/html/rfc6125">RFC·6125</a>·for·detailed·information |
| 3370 | about·hostname·verification.·The | 3370 | about·hostname·verification.·The |
| 3371 | <a·href="using_public_key.html#verify_hostname">User's·Guide</a>·and | 3371 | <a·href="using_public_key.html#verify_hostname">User's·Guide</a>·and |
| 3372 | <a·href="using_public_key.html#verify_hostname_examples">code·examples</a>·describes·this | 3372 | <a·href="using_public_key.html#verify_hostname_examples">code·examples</a>·describes·this |
| 3373 | function·more·detailed.</p><p>The·option·funs·are·described·here:</p><ul><li><p><strong><code·class="inline">match_fun</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="6428092182-1">(</span><span·class="n">ReferenceId</span><span·class="p">:</span><span·class="p">:</span><span·class="n">ReferenceId</span><span·class="p"·data-group-id="6428092182-2">(</span><span·class="p"·data-group-id="6428092182-2">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">FQDN</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">string</span><span·class="p"·data-group-id="6428092182-3">(</span><span·class="p"·data-group-id="6428092182-3">)</span><span·class="p">,</span><span·class="w"> | ||
| 3374 | ····</span><span·class="n">PresentedId</span><span·class="p">:</span><span·class="p">:</span><span·class="p"·data-group-id="6428092182-4">{</span><span·class="ss">dNSName</span><span·class="p">,</span><span·class="nf">string</span><span·class="p"·data-group-id="6428092182-5">(</span><span·class="p"·data-group-id="6428092182-5">)</span><span·class="p"·data-group-id="6428092182-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="6428092182-6">{</span><span·class="ss">uniformResourceIdentifier</span><span·class="p">,</span><span·class="nf">string</span><span·class="p"·data-group-id="6428092182-7">(</span><span·class="p"·data-group-id="6428092182-7">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 3375 | 3373 | function·more·detailed.</p><p>The·option·funs·are·described·here:</p><ul><li><p><strong><code·class="inline">match_fun</code></strong></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="3463243428-1[·...·truncated·by·diffoscope;·len:·555,·SHA:·3e87c01528aa17bf10e23d4a25bdf447587bd0a6c6fcb3f371dd834dd0123c2c·...·] | |
| 3374 | ····</span><span·class="n">PresentedId</span><span·class="p">:</span><span·class="p">:</span><span·class="p"·data-group-id="3463243428-4">{</span><span·class="ss">dNSName</span><span·class="p">,</span><span·class="nf">string</span><span·class="p"·data-group-id="3463243428-5">(</span><span·class="p"·data-group-id="3463243428-5">)</span><span·class="p"·data-group-id="3463243428-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="3463243428-6">{</span><span·class="ss">uniformResourceIdentifier</span><span·class="p">,</span><span·class="nf">string</span><span·class="p"·data-group-id="3463243428-7">(</span><span·class="p"·data-group-id="3463243428-7">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 3375 | ·················</span><span·class="p"·data-group-id="3463243428-8">{</span><span·class="ss">iPAddress</span><span·class="p">,</span><span·class="nf">list</span><span·class="p"·data-group-id="3463243428-9">(</span><span·class="nf">byte</span><span·class="p"·data-group-id="3463243428-10">(</span><span·class="p"·data-group-id="3463243428-10">)</span><span·class="p"·data-group-id="3463243428-9">)</span><span·class="p"·data-group-id="3463243428-8">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="3463243428-11">{</span><span·class="n">OtherId</span><span·class="p">:</span><span·class="p">:</span><span·class="nf">atom</span><span·class="p"·data-group-id="3463243428-12">(</span><span·class="p"·data-group-id="3463243428-12">)</span><span·class="p">|</span><span·class="nf">oid</span><span·class="p"·data-group-id="3463243428-13">(</span><span·class="p"·data-group-id="3463243428-13">)</span><span·class="p">,</span><span·class="nf">term</span><span·class="p"·data-group-id="3463243428-14">(</span><span·class="p"·data-group-id="3463243428-14">)</span><span·class="p"·data-group-id="3463243428-11">}</span><span·class="p"·data-group-id="3463243428-6">}</span><span·class="p"·data-group-id="3463243428-1">)</span></code></pre><p>This·function·replaces·the·default·host·name·matching·rules.·The·fun·should | ||
| 3376 | return·a·boolean·to·tell·if·the·Reference·ID·and·Presented·ID·matches·or·not. | 3376 | return·a·boolean·to·tell·if·the·Reference·ID·and·Presented·ID·matches·or·not. |
| 3377 | The·match·fun·can·also·return·a·third·value,·value,·the·atom·<code·class="inline">default</code>,·if·the | 3377 | The·match·fun·can·also·return·a·third·value,·value,·the·atom·<code·class="inline">default</code>,·if·the |
| 3378 | default·matching·rules·shall·apply.·This·makes·it·possible·to·augment·the | 3378 | default·matching·rules·shall·apply.·This·makes·it·possible·to·augment·the |
| 3379 | tests·with·a·special·case:</p><pre><code·class="text">fun(....)·->·true;···%·My·special·case | 3379 | tests·with·a·special·case:</p><pre><code·class="text">fun(....)·->·true;···%·My·special·case |
| 3380 | ···(_,·_)·->·default·%·all·others·falls·back·to·the·inherit·tests | 3380 | ···(_,·_)·->·default·%·all·others·falls·back·to·the·inherit·tests |
| 3381 | end</code></pre><p>See·<a·href="#pkix_verify_hostname_match_fun/1"><code·class="inline">pkix_verify_hostname_match_fun/1</code></a>·for·a·function·that·takes·a·protocol | 3381 | end</code></pre><p>See·<a·href="#pkix_verify_hostname_match_fun/1"><code·class="inline">pkix_verify_hostname_match_fun/1</code></a>·for·a·function·that·takes·a·protocol |
| 3382 | name·as·argument·and·returns·a·<code·class="inline">fun/2</code>·suitable·for·this·option·and | 3382 | name·as·argument·and·returns·a·<code·class="inline">fun/2</code>·suitable·for·this·option·and |
| Offset 3560, 22 lines modified | Offset 3560, 22 lines modified | ||
| 3560 | ····································revocation_status_undetermined·| | 3560 | ····································revocation_status_undetermined·| |
| 3561 | ····································{revocation_status_undetermined,·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()}·| | 3561 | ····································{revocation_status_undetermined,·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()}·| |
| 3562 | ····································{revoked,·<a·href="#t:crl_reason/0">crl_reason</a>()}.</pre> | 3562 | ····································{revoked,·<a·href="#t:crl_reason/0">crl_reason</a>()}.</pre> |
| 3563 | ······</div> | 3563 | ······</div> |
| 3564 | <p>Performs·CRL·validation.·It·is·intended·to·be·called·from·the·verify·fun·of | 3564 | <p>Performs·CRL·validation.·It·is·intended·to·be·called·from·the·verify·fun·of |
| 3565 | <a·href="#pkix_path_validation/3">pkix_path_validation/3·</a>.</p><p>Available·options:</p><ul><li><p><strong>{update_crl,·fun()}</strong>·-·The·fun·has·the·following·type·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3565 | <a·href="#pkix_path_validation/3">pkix_path_validation/3·</a>.</p><p>Available·options:</p><ul><li><p><strong>{update_crl,·fun()}</strong>·-·The·fun·has·the·following·type·specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1084552097-1">(</span><span·class="o">#</span><span·class="ss">'DistributionPoint'</span><span·class="p"·data-group-id="1084552097-2">{</span><span·class="p"·data-group-id="1084552097-2">}</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·215,·SHA:·2239b1a5d04bcf1eb7acfb063a48cbf141f49d1418c73f8242d85b6d255e0371·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3566 | ········</span><span·class="o">#</span><span·class="ss">'CertificateList'</span><span·class="p"·data-group-id=" | 3566 | ········</span><span·class="o">#</span><span·class="ss">'CertificateList'</span><span·class="p"·data-group-id="1084552097-4">{</span><span·class="p"·data-group-id="1084552097-4">}</span></code></pre><p>The·fun·uses·the·information·in·the·distribution·point·to·access·the·latest |
| 3567 | possible·version·of·the·CRL.·If·this·fun·is·not·specified,·Public·Key·uses·the | 3567 | possible·version·of·the·CRL.·If·this·fun·is·not·specified,·Public·Key·uses·the |
| 3568 | default·implementation:</p><pre><code·class="text">·fun(_DP,·CRL)·->·CRL·end</code></pre></li><li><p><strong>{issuer_fun,·{fun(),·UserState::term()}}</strong>·-·The·fun·has·the·following·type | 3568 | default·implementation:</p><pre><code·class="text">·fun(_DP,·CRL)·->·CRL·end</code></pre></li><li><p><strong>{issuer_fun,·{fun(),·UserState::term()}}</strong>·-·The·fun·has·the·following·type |
| 3569 | specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3569 | specification:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="8039142508-1">(</span><span·class="o">#</span><span·class="ss">'DistributionPoint'</span><span·class="p"·data-group-id="8039142508-2">{</span><span·class="p"·data-group-id="8039142508-2">}</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·162,·SHA:·6192289719cd92b510f8ab1c5ee4f06ad47c87e09137e5d4f3409ea0939ef6ca·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 3570 | ····</span><span·class="p"·data-group-id=" | 3570 | ····</span><span·class="p"·data-group-id="8039142508-4">{</span><span·class="ss">rdnSequence</span><span·class="p">,</span><span·class="p"·data-group-id="8039142508-5">[</span><span·class="o">#</span><span·class="ss">'AttributeTypeAndValue'</span><span·class="p"·data-group-id="8039142508-6[·...·truncated·by·diffoscope;·len:·472,·SHA:·c9bee9ca4e0777e68ce9e92c9aa58a552f955f88d50ca4b11e630b529f4450e8·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3571 | ··</span><span·class="p"·data-group-id=" | 3571 | ··</span><span·class="p"·data-group-id="8039142508-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'OTPCertificate'</span><span·class="p"·data-group-id="8039142508-9">{</span><span·class="p"·data-group-id="8039[·...·truncated·by·diffoscope;·len:·250,·SHA:·28fa36361f5fec1c8123fee591a864dc72e683a98c68f760b2bb864f1f15ff02·...·]-8">}</span></code></pre><p>The·fun·returns·the·root·certificate·and·certificate·chain·that·has·signed·the |
| 3572 | CRL.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3572 | CRL.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5191153070-1">(</span><span·class="n">DP</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CRL</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Issuer</span><span·class="p">,</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·430,·SHA:·1bede1de7032662044f9b83d9ba3c81a1fb02a150288ac4fed5480b11c534dcc·...·]-2">}</span></code></pre></li><li><p><strong>{undetermined_details,·boolean()}</strong>·-·Defaults·to·false.·When·revocation |
| 3573 | status·cannot·be·determined,·and·this·option·is·set·to·true,·details·of·why·no | 3573 | status·cannot·be·determined,·and·this·option·is·set·to·true,·details·of·why·no |
| 3574 | CRLs·where·accepted·are·included·in·the·return·value.</p></li></ul> | 3574 | CRLs·where·accepted·are·included·in·the·return·value.</p></li></ul> |
| 3575 | ··</section> | 3575 | ··</section> |
| 3576 | </section> | 3576 | </section> |
| 3577 | <section·class="detail"·id="pkix_dist_point/1"> | 3577 | <section·class="detail"·id="pkix_dist_point/1"> |
| 3578 | ··<div·class="detail-header"> | 3578 | ··<div·class="detail-header"> |
| Offset 3899, 26 lines modified | Offset 3899, 26 lines modified | ||
| 3899 | certificate,·but·makes·the·certificate·useful·for·both·roles.</p><p>Explanation·of·the·options·used·to·customize·certificates·in·the·generated | 3899 | certificate,·but·makes·the·certificate·useful·for·both·roles.</p><p>Explanation·of·the·options·used·to·customize·certificates·in·the·generated |
| 3900 | chains:</p><ul><li><p><strong>{digest,·digest_type()}</strong>·-·Hash·algorithm·to·be·used·for·signing·the | 3900 | chains:</p><ul><li><p><strong>{digest,·digest_type()}</strong>·-·Hash·algorithm·to·be·used·for·signing·the |
| 3901 | certificate·together·with·the·key·option.·Defaults·to·sha·that·is·sha1.</p></li><li><p><strong>{key,··ec_params()|·{rsa,·Size:pos_integer(),·Prime::pos_integer()}·|·private_key()}</strong>·-·Parameters·to·be·used·to·call | 3901 | certificate·together·with·the·key·option.·Defaults·to·sha·that·is·sha1.</p></li><li><p><strong>{key,··ec_params()|·{rsa,·Size:pos_integer(),·Prime::pos_integer()}·|·private_key()}</strong>·-·Parameters·to·be·used·to·call |
| 3902 | public_key:generate_key/1,·to·generate·a·key,·or·an·existing·key.·Defaults·to | 3902 | public_key:generate_key/1,·to·generate·a·key,·or·an·existing·key.·Defaults·to |
| 3903 | generating·an·ECDSA·key.·Note·this·could·fail·if·Erlang/OTP·is·compiled·with·a | 3903 | generating·an·ECDSA·key.·Note·this·could·fail·if·Erlang/OTP·is·compiled·with·a |
| 3904 | very·old·cryptolib.</p></li><li><p><strong>{validity,·{From::erlang:timestamp(),·To::erlang:timestamp()}}</strong>·-·The | 3904 | very·old·cryptolib.</p></li><li><p><strong>{validity,·{From::erlang:timestamp(),·To::erlang:timestamp()}}</strong>·-·The |
| 3905 | validity·period·of·the·certificate.</p></li><li><p><strong>{extensions,·[#'Extension'{}]}</strong>·-·Extensions·to·include·in·the | 3905 | validity·period·of·the·certificate.</p></li><li><p><strong>{extensions,·[#'Extension'{}]}</strong>·-·Extensions·to·include·in·the |
| 3906 | certificate.</p><p>Default·extensions·included·in·CA·certificates·if·not·otherwise·specified·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1 | 3906 | certificate.</p><p>Default·extensions·included·in·CA·certificates·if·not·otherwise·specified·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1640581525-1">[</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="1640581525-2">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-keyUsage'</span><span·class="p">,</span><span·class="w"> |
| 3907 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1 | 3907 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1640581525-3">[</span><span·class="ss">keyCertSign</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">cRLSign</span><span·class="p"·data-group-id="1640581525-3">]</span><span·class="p">,</span><span·class="w"> |
| 3908 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="1 | 3908 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="1640581525-2">}</span><span·class="p">,</span><span·class="w"> |
| 3909 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="1 | 3909 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="1640581525-4">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-basicConstraints'</span><span·class="p">,</span><span·class="w"> |
| 3910 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'BasicConstraints'</span><span·class="p"·data-group-id="1 | 3910 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'BasicConstraints'</span><span·class="p"·data-group-id="1640581525-5">{</span><span·class="ss">cA</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1640581525-5">}</span><span·class="p">,</span><span·class="w"> |
| 3911 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1 | 3911 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1640581525-4">}</span><span·class="p"·data-group-id="1640581525-1">]</span></code></pre><p>Default·extensions·included·in·the·server·peer·cert·if·not·otherwise·specified |
| 3912 | are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3912 | are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0821642117-1">[</span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="0821642117-2">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-keyUsage'</span><span·class="p">,</span><span·class="w"> |
| 3913 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3913 | ··············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0821642117-3">[</span><span·class="ss">digitalSignature</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">keyAgreement</span><span·class="p"·data-group-id="0821642117-3">]</span><span·class="p">,</span><span·class="w"> |
| 3914 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id=" | 3914 | ··············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="0821642117-2">}</span><span·class="p">,</span><span·class="w"> |
| 3915 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id=" | 3915 | </span><span·class="o">#</span><span·class="ss">'Extension'</span><span·class="p"·data-group-id="0821642117-4">{</span><span·class="ss">extnID</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">'id-ce-subjectAltName'</span><span·class="p">,</span><span·class="w"> |
| 3916 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 3916 | ·············</span><span·class="ss">extnValue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0821642117-5">[</span><span·class="p"·data-group-id="0821642117-6">{</span><span·class="ss">dNSName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Hostname</span><span·class="p"·data-group-id="0821642117-6">}</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·23,·SHA:·a65a208798fa5e2f8f685ef59b3433ffc55217745efd63fd9d12f94295603378·...·]-5">]</span><span·class="p">,</span><span·class="w"> |
| 3917 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id=" | 3917 | ·············</span><span·class="ss">critical</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="0821642117-4">}</span><span·class="p"·data-group-id="0821642117-1">]</span></code></pre><p>Hostname·is·the·result·of·calling·net_adm:localhost()·in·the·Erlang·node·where |
| 3918 | this·function·is·called.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Note·that·the·generated·certificates·and·keys·does·not·provide·a·formally | 3918 | this·function·is·called.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Note·that·the·generated·certificates·and·keys·does·not·provide·a·formally |
| 3919 | correct·PKIX-trust-chain·and·they·cannot·be·used·to·achieve·real·security. | 3919 | correct·PKIX-trust-chain·and·they·cannot·be·used·to·achieve·real·security. |
| 3920 | This·function·is·provided·for·testing·purposes·only.</p></section> | 3920 | This·function·is·provided·for·testing·purposes·only.</p></section> |
| 3921 | ··</section> | 3921 | ··</section> |
| 3922 | </section> | 3922 | </section> |
| 3923 | <section·class="detail"·id="pkix_test_root_cert/2"> | 3923 | <section·class="detail"·id="pkix_test_root_cert/2"> |
| Offset 4244, 15 lines modified | Offset 4244, 15 lines modified | ||
| 4244 | ······<p·class="built-using"> | 4244 | ······<p·class="built-using"> |
| 4245 | ········Built·using | 4245 | ········Built·using |
| 4246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 4246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 4247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 4247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 4248 | ······</p> | 4248 | ······</p> |
| 4249 | <p>Copyright·©·1996-202 | 4249 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 4250 | ····</footer> | 4250 | ····</footer> |
| 4251 | ··</div> | 4251 | ··</div> |
| 4252 | </main> | 4252 | </main> |
| 4253 | </div> | 4253 | </div> |
| 4254 | <script> | 4254 | <script> |
| 4255 | ··function·mermaidLoaded()·{ | 4255 | ··function·mermaidLoaded()·{ |
| 4256 | ····mermaid.initialize({ | 4256 | ····mermaid.initialize({ |
| Offset 221, 15 lines modified | Offset 221, 15 lines modified | ||
| 221 | ······<p·class="built-using"> | 221 | ······<p·class="built-using"> |
| 222 | ········Built·using | 222 | ········Built·using |
| 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 223 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 224 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 225 | ······</p> | 225 | ······</p> |
| 226 | <p>Copyright·©·1996-202 | 226 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 227 | ····</footer> | 227 | ····</footer> |
| 228 | ··</div> | 228 | ··</div> |
| 229 | </main> | 229 | </main> |
| 230 | </div> | 230 | </div> |
| 231 | <script> | 231 | <script> |
| 232 | ··function·mermaidLoaded()·{ | 232 | ··function·mermaidLoaded()·{ |
| 233 | ····mermaid.initialize({ | 233 | ····mermaid.initialize({ |
| Offset 125, 428 lines modified | Offset 125, 428 lines modified | ||
| 125 | ····<span>Public-Key·Records</span> | 125 | ····<span>Public-Key·Records</span> |
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | <p>This·chapter·briefly·describes·Erlang·records·derived·from·ASN.1·specifications | 127 | <p>This·chapter·briefly·describes·Erlang·records·derived·from·ASN.1·specifications |
| 128 | used·to·handle·public·key·infrastructure.·The·scope·is·to·describe·the·data | 128 | used·to·handle·public·key·infrastructure.·The·scope·is·to·describe·the·data |
| 129 | types·of·each·component,·not·the·semantics.·For·information·on·the·semantics, | 129 | types·of·each·component,·not·the·semantics.·For·information·on·the·semantics, |
| 130 | refer·to·the·relevant·standards·and·RFCs·linked·in·the·sections·below.</p><p>Use·the·following·include·directive·to·get·access·to·the·records·and·constant | 130 | refer·to·the·relevant·standards·and·RFCs·linked·in·the·sections·below.</p><p>Use·the·following·include·directive·to·get·access·to·the·records·and·constant |
| 131 | macros·described·in·the·following·sections:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 131 | macros·described·in·the·following·sections:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9487065737-1">(</span><span·class="s">"public_key/include/public_key.hrl"</span><span·class="p"·data-group-id="9487065737-1">)</span><span·class="p">.</span></code></pre><h2·id="data-types"·class="section-heading"> |
| 132 | ··<a·href="#data-types"·class="hover-link"> | 132 | ··<a·href="#data-types"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Data·Types</span> | 135 | ··<span·class="text">Data·Types</span> |
| 136 | </h2> | 136 | </h2> |
| 137 | <p>Common·non-standard·Erlang·data·types·used·to·describe·the·record·fields·in·the | 137 | <p>Common·non-standard·Erlang·data·types·used·to·describe·the·record·fields·in·the |
| 138 | following·sections·and·which·are·not·defined·in·the·Public·Key | 138 | following·sections·and·which·are·not·defined·in·the·Public·Key |
| 139 | <a·href="public_key.html">Reference·Manual</a>·follows·here:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">time</span><span·class="p"·data-group-id=" | 139 | <a·href="public_key.html">Reference·Manual</a>·follows·here:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">time</span><span·class="p"·data-group-id="7300984467-1">(</span><span·class="p"·data-group-id="7300984467-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">utc_time</span><span·class="p"·data-group-id="7300984467-2">(</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·231,·SHA:·1f93258c862810dc2c8c1d60b9e6f23923e938198842a9272f43a00450b11eb7·...·]-3">)</span><span·class="w"> |
| 140 | </span><span·class="nf">utc_time</span><span·class="p"·data-group-id=" | 140 | </span><span·class="nf">utc_time</span><span·class="p"·data-group-id="7300984467-4">(</span><span·class="p"·data-group-id="7300984467-4">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7300984467-5">{</span><span·class="ss">utcTime</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·113,·SHA:·fc49a14e0309f9591140222b555ae20cc9257c45a6ded2c33a9bf89061083d46·...·]-5">}</span><span·class="w"> |
| 141 | </span><span·class="nf">general_time</span><span·class="p"·data-group-id=" | 141 | </span><span·class="nf">general_time</span><span·class="p"·data-group-id="7300984467-6">(</span><span·class="p"·data-group-id="7300984467-6">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7300984467-7">{</span><span·class="ss">generalTime</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·118,·SHA:·bba8cb00b4575506c0b997ee3527ff73b99b914c8643f2894fc330bdf4f228bd·...·]-7">}</span><span·class="w"> |
| 142 | </span><span·class="nf">general_name</span><span·class="p"·data-group-id=" | 142 | </span><span·class="nf">general_name</span><span·class="p"·data-group-id="7300984467-8">(</span><span·class="p"·data-group-id="7300984467-8">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7300984467-9">{</span><span·class="ss">rfc822Name</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·205,·SHA:·6e45f427c429d3f417a066d27f2f92096ac1890cdc74f887f021ef24fd3cbc91·...·]-9">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 143 | ·················</span><span·class="p"·data-group-id=" | 143 | ·················</span><span·class="p"·data-group-id="7300984467-11">{</span><span·class="ss">dNSName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7300984467-12">(</span><span·class="p"·data-group-id="7300984467-12">)</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·0cfd557c0e88f5ed56935218e88c8b759eed8347a52d902e8d401850e8fc9d2c·...·]-11">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 144 | ·················</span><span·class="p"·data-group-id=" | 144 | ·················</span><span·class="p"·data-group-id="7300984467-13">{</span><span·class="ss">x400Address</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7300984467-14">(</span><span·class="p"·data-group-id="7300984467-14">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 145 | ·················</span><span·class="p"·data-group-id=" | 145 | ·················</span><span·class="p"·data-group-id="7300984467-15">{</span><span·class="ss">directoryName</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7300984467-16">{</span><span·class="ss">rdnSequence</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·379,·SHA:·95a0bcb089364b8f3b660636e0b6e9670b795dc15fd5fc6511ef1fbb98b6dd8e·...·]-15">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 146 | ·················</span><span·class="p"·data-group-id=" | 146 | ·················</span><span·class="p"·data-group-id="7300984467-19">{</span><span·class="ss">ediPartyName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">special_string</span><span·class="p"·data-group-id="7300984467-20">(</span><span·class="p"·data-group-id="7300984467-20">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·58eea3759d89dde5bb7e327fdb9c746bb9d4d617ff7ee8a7ceb57d0966b3e2ff·...·]-19">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 147 | ·················</span><span·class="p"·data-group-id=" | 147 | ·················</span><span·class="p"·data-group-id="7300984467-21">{</span><span·class="ss">ediPartyName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">special_string</span><span·class="p"·data-group-id="7300984467-22">(</span><span·class="p"·data-group-id="7300984467-22">)</span><sp[·...·truncated·by·diffoscope;·len:·232,·SHA:·4ad0ab781ed8451953a9df9372e02e870abe1a0d7a1c1734af4b9a3da79e5279·...·]-21">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 148 | ·················</span><span·class="p"·data-group-id=" | 148 | ·················</span><span·class="p"·data-group-id="7300984467-24">{</span><span·class="ss">uniformResourceIdentifier</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7300984467-25">(</span><span·class="p"·data-group-id="7300984467-25">)</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·a5694cf40112fdabd5894c4551665a507fe01643a53c266d6eaad6c2dc6bf8ed·...·]-24">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 149 | ·················</span><span·class="p"·data-group-id=" | 149 | ·················</span><span·class="p"·data-group-id="7300984467-26">{</span><span·class="ss">iPAddress</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7300984467-27">(</span><span·class="p"·data-group-id="7300984467-27">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·34818b653eaf9a5fc96f9d17387a20a97a6fc905b7c0f338beaac3778daabad2·...·]-26">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 150 | ·················</span><span·class="p"·data-group-id=" | 150 | ·················</span><span·class="p"·data-group-id="7300984467-28">{</span><span·class="ss">registeredId</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">oid</span><span·class="p"·data-group-id="7300984467-29">(</span><span·class="p"·data-group-id="7300984467-29">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·34818b653eaf9a5fc96f9d17387a20a97a6fc905b7c0f338beaac3778daabad2·...·]-28">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 151 | ·················</span><span·class="p"·data-group-id=" | 151 | ·················</span><span·class="p"·data-group-id="7300984467-30">{</span><span·class="ss">otherName</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="7300984467-31">(</span><span·class="p"·data-group-id="7300984467-31">)</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·0cfd557c0e88f5ed56935218e88c8b759eed8347a52d902e8d401850e8fc9d2c·...·]-30">}</span><span·class="w"> |
| 152 | </span><span·class="nf">special_string</span><span·class="p"·data-group-id=" | 152 | </span><span·class="nf">special_string</span><span·class="p"·data-group-id="7300984467-32">(</span><span·class="p"·data-group-id="7300984467-32">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7300984467-33">{</span><span·class="ss">teletexString</span><span·class="p">[·...·truncated·by·diffoscope;·len:·211,·SHA:·416beb73b467c241d5f14089a84fc3f7c86bf44fd0830f9e157a215afa26c74b·...·]-33">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 153 | · | 153 | · |
| 154 | ···················</span><span·class="p"·data-group-id=" | 154 | ···················</span><span·class="p"·data-group-id="7300984467-35">{</span><span·class="ss">printableString</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7300984467-36">(</span><span·class="p"·data-group-id="7300984467-36">)</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·30586ccecdccbc828b31d6da77c4f5f50015242f39377526c680d50fc543b2d6·...·]-35">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 155 | ···················</span><span·class="p"·data-group-id=" | 155 | ···················</span><span·class="p"·data-group-id="7300984467-37">{</span><span·class="ss">universalString</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7300984467-38">(</span><span·class="p"·data-group-id="7300984467-38">)</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·30586ccecdccbc828b31d6da77c4f5f50015242f39377526c680d50fc543b2d6·...·]-37">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 156 | ···················</span><span·class="p"·data-group-id=" | 156 | ···················</span><span·class="p"·data-group-id="7300984467-39">{</span><span·class="ss">utf8String</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="7300984467-40">(</span><span·class="p"·data-group-id="7300984467-40">)</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·ea72c75003bbc3139b2e2038e3ae3b695a22202edc64fca42b1d17781139853f·...·]-39">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 157 | ···················</span><span·class="p"·data-group-id=" | 157 | ···················</span><span·class="p"·data-group-id="7300984467-41">{</span><span·class="ss">bmpString</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="7300984467-42">(</span><span·class="p"·data-group-id="7300984467-42">)</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·34818b653eaf9a5fc96f9d17387a20a97a6fc905b7c0f338beaac3778daabad2·...·]-41">}</span><span·class="w"> |
| 158 | </span><span·class="nf">dist_reason</span><span·class="p"·data-group-id=" | 158 | </span><span·class="nf">dist_reason</span><span·class="p"·data-group-id="7300984467-43">(</span><span·class="p"·data-group-id="7300984467-43">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">unused</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">keyCompromise</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">cACompromise</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">affiliationChanged</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 159 | ················</span><span·class="ss">cessationOfOperation</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">certificateHold</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">privilegeWithdrawn</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">aACompromise</span><span·class="w"> | 159 | ················</span><span·class="ss">cessationOfOperation</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">certificateHold</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">privilegeWithdrawn</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">aACompromise</span><span·class="w"> |
| 160 | </span><span·class="n">OID_macro</span><span·class="p"·data-group-id=" | 160 | </span><span·class="n">OID_macro</span><span·class="p"·data-group-id="7300984467-44">(</span><span·class="p"·data-group-id="7300984467-44">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">OID_name</span><span·class="p"·data-group-id="7300984467-45">(</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·a5694cf40112fdabd5894c4551665a507fe01643a53c266d6eaad6c2dc6bf8ed·...·]-45">)</span><span·class="w"> |
| 161 | </span><span·class="n">OID_name</span><span·class="p"·data-group-id=" | 161 | </span><span·class="n">OID_name</span><span·class="p"·data-group-id="7300984467-46">(</span><span·class="p"·data-group-id="7300984467-46">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7300984467-47">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·b06dbf3fc5bd893e98a0256967269457459ca8c336bb88aad71ee4a59b650706·...·]-47">)</span></code></pre><h2·id="rsa"·class="section-heading"> |
| 162 | ··<a·href="#rsa"·class="hover-link"> | 162 | ··<a·href="#rsa"·class="hover-link"> |
| 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 163 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 164 | ··</a> | 164 | ··</a> |
| 165 | ··<span·class="text">RSA</span> | 165 | ··<span·class="text">RSA</span> |
| 166 | </h2> | 166 | </h2> |
| 167 | <p>Erlang·representation·of | 167 | <p>Erlang·representation·of |
| 168 | <a·href="http://www.ietf.org/rfc/rfc3447.txt">Rivest-Shamir-Adleman·cryptosystem·(RSA)</a> | 168 | <a·href="http://www.ietf.org/rfc/rfc3447.txt">Rivest-Shamir-Adleman·cryptosystem·(RSA)</a> |
| 169 | keys·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'RSAPublicKey'</span><span·class="p"·data-group-id="1 | 169 | keys·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'RSAPublicKey'</span><span·class="p"·data-group-id="4157162596-1">{</span><span·class="w"> |
| 170 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 170 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 171 | ···</span><span·class="ss">publicExponent</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 171 | ···</span><span·class="ss">publicExponent</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 172 | ··</span><span·class="p"·data-group-id="1 | 172 | ··</span><span·class="p"·data-group-id="4157162596-1">}</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="o">#</span><span·class="ss">'RSAPrivateKey'</span><span·class="p"·data-group-id="1 | 173 | </span><span·class="o">#</span><span·class="ss">'RSAPrivateKey'</span><span·class="p"·data-group-id="4157162596-2">{</span><span·class="w"> |
| 174 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·two-prime·|·multi</span><span·class="w"> | 174 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·two-prime·|·multi</span><span·class="w"> |
| 175 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 175 | ···</span><span·class="ss">modulus</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 176 | ···</span><span·class="ss">publicExponent</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 176 | ···</span><span·class="ss">publicExponent</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 177 | ···</span><span·class="ss">privateExponent</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 177 | ···</span><span·class="ss">privateExponent</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 178 | ···</span><span·class="ss">prime1</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 178 | ···</span><span·class="ss">prime1</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 179 | ···</span><span·class="ss">prime2</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 179 | ···</span><span·class="ss">prime2</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 180 | ···</span><span·class="ss">exponent1</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 180 | ···</span><span·class="ss">exponent1</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 181 | ···</span><span·class="ss">exponent2</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 181 | ···</span><span·class="ss">exponent2</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 182 | ···</span><span·class="ss">coefficient</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 182 | ···</span><span·class="ss">coefficient</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 183 | ···</span><span·class="ss">otherPrimeInfos</span><span·class="w">··</span><span·class="c1">%·[#OtherPrimeInfo{}]·|·asn1_NOVALUE</span><span·class="w"> | 183 | ···</span><span·class="ss">otherPrimeInfos</span><span·class="w">··</span><span·class="c1">%·[#OtherPrimeInfo{}]·|·asn1_NOVALUE</span><span·class="w"> |
| 184 | ··</span><span·class="p"·data-group-id="1 | 184 | ··</span><span·class="p"·data-group-id="4157162596-2">}</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="o">#</span><span·class="ss">'OtherPrimeInfo'</span><span·class="p"·data-group-id="1 | 185 | </span><span·class="o">#</span><span·class="ss">'OtherPrimeInfo'</span><span·class="p"·data-group-id="4157162596-3">{</span><span·class="w"> |
| 186 | ···</span><span·class="ss">prime</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 186 | ···</span><span·class="ss">prime</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 187 | ···</span><span·class="ss">exponent</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 187 | ···</span><span·class="ss">exponent</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 188 | ···</span><span·class="ss">coefficient</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 188 | ···</span><span·class="ss">coefficient</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 189 | ··</span><span·class="p"·data-group-id="1 | 189 | ··</span><span·class="p"·data-group-id="4157162596-3">}</span><span·class="p">.</span><span·class="w"> |
| 190 | </span><span·class="o">#</span><span·class="ss">'RSASSA-PSS-params'</span><span·class="p"·data-group-id="1 | 190 | </span><span·class="o">#</span><span·class="ss">'RSASSA-PSS-params'</span><span·class="p"·data-group-id="4157162596-4">{</span><span·class="w"> |
| 191 | ···</span><span·class="ss">hashAlgorithm</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·#'HashAlgorithm'{}},</span><span·class="w"> | 191 | ···</span><span·class="ss">hashAlgorithm</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%·#'HashAlgorithm'{}},</span><span·class="w"> |
| 192 | ···</span><span·class="ss">maskGenAlgorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·#'MaskGenAlgorithm'{}},</span><span·class="w"> | 192 | ···</span><span·class="ss">maskGenAlgorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·#'MaskGenAlgorithm'{}},</span><span·class="w"> |
| 193 | ···</span><span·class="ss">saltLength</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer(),</span><span·class="w"> | 193 | ···</span><span·class="ss">saltLength</span><span·class="p">,</span><span·class="w">········</span><span·class="c1">%·pos_integer(),</span><span·class="w"> |
| 194 | ···</span><span·class="ss">trailerField</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 194 | ···</span><span·class="ss">trailerField</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 195 | ··</span><span·class="p"·data-group-id="1 | 195 | ··</span><span·class="p"·data-group-id="4157162596-4">}</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="o">#</span><span·class="ss">'HashAlgorithm'</span><span·class="p"·data-group-id="1 | 196 | </span><span·class="o">#</span><span·class="ss">'HashAlgorithm'</span><span·class="p"·data-group-id="4157162596-5">{</span><span·class="w"> |
| 197 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> | 197 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> |
| 198 | ···</span><span·class="ss">parameters</span><span·class="w">··</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> | 198 | ···</span><span·class="ss">parameters</span><span·class="w">··</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> |
| 199 | ··</span><span·class="p"·data-group-id="1 | 199 | ··</span><span·class="p"·data-group-id="4157162596-5">}</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="o">#</span><span·class="ss">'MaskGenAlgorithm'</span><span·class="p"·data-group-id="1 | 200 | </span><span·class="o">#</span><span·class="ss">'MaskGenAlgorithm'</span><span·class="p"·data-group-id="4157162596-6">{</span><span·class="w"> |
| 201 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> | 201 | ···</span><span·class="ss">algorithm</span><span·class="p">,</span><span·class="w">··</span><span·class="c1">%·oid()</span><span·class="w"> |
| 202 | ···</span><span·class="ss">parameters</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> | 202 | ···</span><span·class="ss">parameters</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·defaults·to·asn1_NOVALUE</span><span·class="w"> |
| 203 | ··</span><span·class="p"·data-group-id="1 | 203 | ··</span><span·class="p"·data-group-id="4157162596-6">}</span><span·class="p">.</span></code></pre><h2·id="dsa"·class="section-heading"> |
| 204 | ··<a·href="#dsa"·class="hover-link"> | 204 | ··<a·href="#dsa"·class="hover-link"> |
| 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 205 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 206 | ··</a> | 206 | ··</a> |
| 207 | ··<span·class="text">DSA</span> | 207 | ··<span·class="text">DSA</span> |
| 208 | </h2> | 208 | </h2> |
| 209 | <p>Erlang·representation·of | 209 | <p>Erlang·representation·of |
| 210 | <a·href="http://www.ietf.org/rfc/rfc6979.txt">Digital·Signature·Algorithm·(DSA)</a>·keys</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'DSAPrivateKey'</span><span·class="p"·data-group-id=" | 210 | <a·href="http://www.ietf.org/rfc/rfc6979.txt">Digital·Signature·Algorithm·(DSA)</a>·keys</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">'DSAPrivateKey'</span><span·class="p"·data-group-id="8752847757-1">{</span><span·class="w"> |
| 211 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 211 | ···</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 212 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 212 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 213 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 213 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 214 | ···</span><span·class="ss">g</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 214 | ···</span><span·class="ss">g</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 215 | ···</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 215 | ···</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 216 | ···</span><span·class="ss">x</span><span·class="w">·············</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 216 | ···</span><span·class="ss">x</span><span·class="w">·············</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 217 | ··</span><span·class="p"·data-group-id=" | 217 | ··</span><span·class="p"·data-group-id="8752847757-1">}</span><span·class="p">.</span><span·class="w"> |
| 218 | </span><span·class="o">#</span><span·class="ss">'Dss-Parms'</span><span·class="p"·data-group-id=" | 218 | </span><span·class="o">#</span><span·class="ss">'Dss-Parms'</span><span·class="p"·data-group-id="8752847757-2">{</span><span·class="w"> |
| 219 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 219 | ···</span><span·class="ss">p</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 220 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 220 | ···</span><span·class="ss">q</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 221 | ···</span><span·class="ss">g</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> | 221 | ···</span><span·class="ss">g</span><span·class="w">··········</span><span·class="c1">%·pos_integer()</span><span·class="w"> |
| 222 | ··</span><span·class="p"·data-group-id=" | 222 | ··</span><span·class="p"·data-group-id="8752847757-2">}</span><span·class="p">.</span></code></pre><h2·id="ecdsa-and-eddsa"·class="section-heading"> |
| 223 | ··<a·href="#ecdsa-and-eddsa"·class="hover-link"> | 223 | ··<a·href="#ecdsa-and-eddsa"·class="hover-link"> |
| 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 225 | ··</a> | 225 | ··</a> |
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| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 181 | ······<p·class="built-using"> | 181 | ······<p·class="built-using"> |
| 182 | ········Built·using | 182 | ········Built·using |
| 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 185 | ······</p> | 185 | ······</p> |
| 186 | <p>Copyright·©·1996-202 | 186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 187 | ····</footer> | 187 | ····</footer> |
| 188 | ··</div> | 188 | ··</div> |
| 189 | </main> | 189 | </main> |
| 190 | </div> | 190 | </div> |
| 191 | <script> | 191 | <script> |
| 192 | ··function·mermaidLoaded()·{ | 192 | ··function·mermaidLoaded()·{ |
| 193 | ····mermaid.initialize({ | 193 | ····mermaid.initialize({ |
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| 778 | ······<p·class="built-using"> | 778 | ······<p·class="built-using"> |
| 779 | ········Built·using | 779 | ········Built·using |
| 780 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 780 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 781 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 781 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 782 | ······</p> | 782 | ······</p> |
| 783 | <p>Copyright·©·1996-202 | 783 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 784 | ····</footer> | 784 | ····</footer> |
| 785 | ··</div> | 785 | ··</div> |
| 786 | </main> | 786 | </main> |
| 787 | </div> | 787 | </div> |
| 788 | <script> | 788 | <script> |
| 789 | ··function·mermaidLoaded()·{ | 789 | ··function·mermaidLoaded()·{ |
| 790 | ····mermaid.initialize({ | 790 | ····mermaid.initialize({ |
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| 2747 | ······<p·class="built-using"> | 2747 | ······<p·class="built-using"> |
| 2748 | ········Built·using | 2748 | ········Built·using |
| 2749 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2749 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2750 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2750 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2751 | ······</p> | 2751 | ······</p> |
| 2752 | <p>Copyright·©·1996-202 | 2752 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2753 | ····</footer> | 2753 | ····</footer> |
| 2754 | ··</div> | 2754 | ··</div> |
| 2755 | </main> | 2755 | </main> |
| 2756 | </div> | 2756 | </div> |
| 2757 | <script> | 2757 | <script> |
| 2758 | ··function·mermaidLoaded()·{ | 2758 | ··function·mermaidLoaded()·{ |
| 2759 | ····mermaid.initialize({ | 2759 | ····mermaid.initialize({ |
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| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
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| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 226 | ······<p·class="built-using"> | 226 | ······<p·class="built-using"> |
| 227 | ········Built·using | 227 | ········Built·using |
| 228 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 228 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 229 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 229 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 230 | ······</p> | 230 | ······</p> |
| 231 | <p>Copyright·©·1996-202 | 231 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 232 | ····</footer> | 232 | ····</footer> |
| 233 | ··</div> | 233 | ··</div> |
| 234 | </main> | 234 | </main> |
| 235 | </div> | 235 | </div> |
| 236 | <script> | 236 | <script> |
| 237 | ··function·mermaidLoaded()·{ | 237 | ··function·mermaidLoaded()·{ |
| 238 | ····mermaid.initialize({ | 238 | ····mermaid.initialize({ |
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| 217 | ······<p·class="built-using"> | 217 | ······<p·class="built-using"> |
| 218 | ········Built·using | 218 | ········Built·using |
| 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 219 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 220 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 221 | ······</p> | 221 | ······</p> |
| 222 | <p>Copyright·©·1996-202 | 222 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 223 | ····</footer> | 223 | ····</footer> |
| 224 | ··</div> | 224 | ··</div> |
| 225 | </main> | 225 | </main> |
| 226 | </div> | 226 | </div> |
| 227 | <script> | 227 | <script> |
| 228 | ··function·mermaidLoaded()·{ | 228 | ··function·mermaidLoaded()·{ |
| 229 | ····mermaid.initialize({ | 229 | ····mermaid.initialize({ |
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| 825 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·restore_tag(true·|·{<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()·|·[]})·->·true.</pre> | 825 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·restore_tag(true·|·{<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()·|·[]})·->·true.</pre> |
| 826 | ······</div> | 826 | ······</div> |
| 827 | <p>Restores·the·previous·state·of·user·tags·and·their·spreading·as·it·was·before·a | 827 | <p>Restores·the·previous·state·of·user·tags·and·their·spreading·as·it·was·before·a |
| 828 | call·to·<a·href="#spread_tag/1"><code·class="inline">spread_tag/1</code></a>.</p><p>Note·that·the·restoring·is·not·limited·to·the·same·process;·one·can | 828 | call·to·<a·href="#spread_tag/1"><code·class="inline">spread_tag/1</code></a>.</p><p>Note·that·the·restoring·is·not·limited·to·the·same·process;·one·can |
| 829 | utilize·this·to·turn·off·spreding·in·one·process·and·restore·it·in·a | 829 | utilize·this·to·turn·off·spreding·in·one·process·and·restore·it·in·a |
| 830 | newly·created·process·that·is·is·actually·going·to·send·messages:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 830 | newly·created·process·that·is·is·actually·going·to·send·messages:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="1800663958-1">(</span><span·class="p"·data-group-id="1800663958-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 831 | ····</span><span·class="n">TagData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id=" | 831 | ····</span><span·class="n">TagData</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id="1800663958-2">(</span><span·class="ss">false</span><span·class="p"·data-group-id="1800663958-2">)</span><span·class="p">,</span><span·class="w"> |
| 832 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 832 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1800663958-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1800663958-4">(</span><span·class="p"·data-group-id="1800663958-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 833 | ·············</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id=" | 833 | ·············</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id="1800663958-5">(</span><span·class="n">TagData</span><span·class="p"·data-group-id="1800663958-5">)</span><span·class="p">,</span><span·class="w"> |
| 834 | ·············</span><span·class="nf">do_something</span><span·class="p"·data-group-id=" | 834 | ·············</span><span·class="nf">do_something</span><span·class="p"·data-group-id="1800663958-6">(</span><span·class="p"·data-group-id="1800663958-6">)</span><span·class="w"> |
| 835 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id=" | 835 | ··········</span><span·class="k">end</span><span·class="p"·data-group-id="1800663958-3">)</span><span·class="p">,</span><span·class="w"> |
| 836 | ····</span><span·class="nf">do_something_else</span><span·class="p"·data-group-id=" | 836 | ····</span><span·class="nf">do_something_else</span><span·class="p"·data-group-id="1800663958-7">(</span><span·class="p"·data-group-id="1800663958-7">)</span><span·class="p">,</span><span·class="w"> |
| 837 | ····</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id=" | 837 | ····</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id="1800663958-8">(</span><span·class="n">TagData</span><span·class="p"·data-group-id="1800663958-8">)</span><span·class="p">.</span></code></pre><p>Correctly·handling·user·tags·and·their·spreading·might·take·some·effort,·as |
| 838 | Erlang·programs·tend·to·send·and·receive·messages·so·that·sometimes·the·user·tag | 838 | Erlang·programs·tend·to·send·and·receive·messages·so·that·sometimes·the·user·tag |
| 839 | gets·lost·due·to·various·things,·like·double·receives·or·communication·with·a | 839 | gets·lost·due·to·various·things,·like·double·receives·or·communication·with·a |
| 840 | port·(ports·do·not·handle·user·tags,·in·the·same·way·as·they·do·not·handle | 840 | port·(ports·do·not·handle·user·tags,·in·the·same·way·as·they·do·not·handle |
| 841 | regular·sequential·trace·tokens).</p> | 841 | regular·sequential·trace·tokens).</p> |
| 842 | ··</section> | 842 | ··</section> |
| 843 | </section> | 843 | </section> |
| 844 | <section·class="detail"·id="spread_tag/1"> | 844 | <section·class="detail"·id="spread_tag/1"> |
| Offset 877, 20 lines modified | Offset 877, 20 lines modified | ||
| 877 | <a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>,·one·can·enable·or·disable·spreading·of·user | 877 | <a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>,·one·can·enable·or·disable·spreading·of·user |
| 878 | tags·to·other·processes·and·then·restore·the·previous·state·of·the·user·tag.·The | 878 | tags·to·other·processes·and·then·restore·the·previous·state·of·the·user·tag.·The |
| 879 | TagData·returned·from·this·call·contains·all·previous·information·so·the·state | 879 | TagData·returned·from·this·call·contains·all·previous·information·so·the·state |
| 880 | (including·any·previously·spread·user·tags)·will·be·completely·restored·by·a | 880 | (including·any·previously·spread·user·tags)·will·be·completely·restored·by·a |
| 881 | later·call·to·<a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>.</p><p>The·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>·module·already·spreads·tags,·so·there·is·no·need·to·manually·call | 881 | later·call·to·<a·href="#restore_tag/1"><code·class="inline">restore_tag/1</code></a>.</p><p>The·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>·module·already·spreads·tags,·so·there·is·no·need·to·manually·call |
| 882 | this·function·to·get·user·tags·spread·to·the·<code·class="inline">efile</code>·driver·through·that·module.</p><p>The·most·use·of·this·function·would·be·if·one,·for·example,·uses·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html"><code·class="inline">io</code></a>·module | 882 | this·function·to·get·user·tags·spread·to·the·<code·class="inline">efile</code>·driver·through·that·module.</p><p>The·most·use·of·this·function·would·be·if·one,·for·example,·uses·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html"><code·class="inline">io</code></a>·module |
| 883 | to·communicate·with·an·I/O-server·for·a·regular·file,·such·as·in·the·following | 883 | to·communicate·with·an·I/O-server·for·a·regular·file,·such·as·in·the·following |
| 884 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id=" | 884 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">f</span><span·class="p"·data-group-id="2281165955-1">(</span><span·class="p"·data-group-id="2281165955-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 885 | ···</span><span·class="p"·data-group-id=" | 885 | ···</span><span·class="p"·data-group-id="2281165955-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·class="p"·data-group-id="2281165955-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·389,·SHA:·3e261ae8a4c1bd2b7afb0aaa9e09fb26b37b331393beb95a4d54ae8651fefeff·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 886 | ···</span><span·class="n">Saved</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id=" | 886 | ···</span><span·class="n">Saved</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">spread_tag</span><span·class="p"·data-group-id="2281165955-5">(</span><span·class="ss">true</span><span·class="p"·data-group-id="2281165955-5">)</span><span·class="p">,</span><span·class="w"> |
| 887 | ···</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 887 | ···</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2281165955-6">(</span><span·class="n">F</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Hello·world!"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2281165955-7">[</span><span·class="p[·...·truncated·by·diffoscope;·len:·80,·SHA:·b3af00638f388b6fefe01693f2e158fe78b879b8b1afba3d91bed6fb4f787910·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 888 | ···</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id=" | 888 | ···</span><span·class="nc">dyntrace</span><span·class="p">:</span><span·class="nf">restore_tag</span><span·class="p"·data-group-id="2281165955-8">(</span><span·class="n">Saved</span><span·class="p"·data-group-id="2281165955-8">)</span><span·class="p">,</span><span·class="w"> |
| 889 | ···</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 889 | ···</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="2281165955-9">(</span><span·class="n">F</span><span·class="p"·data-group-id="2281165955-9">)</span><span·class="p">.</span></code></pre><p>In·this·example,·any·user·tag·set·in·the·calling·process·will·be·spread·to·the |
| 890 | I/O-server·when·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>·call·is·done.</p> | 890 | I/O-server·when·the·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#format/3"><code·class="inline">io:format/3</code></a>·call·is·done.</p> |
| 891 | ··</section> | 891 | ··</section> |
| 892 | </section> | 892 | </section> |
| 893 | ····</div> | 893 | ····</div> |
| 894 | ··</section> | 894 | ··</section> |
| Offset 912, 15 lines modified | Offset 912, 15 lines modified | ||
| 912 | ······<p·class="built-using"> | 912 | ······<p·class="built-using"> |
| 913 | ········Built·using | 913 | ········Built·using |
| 914 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 914 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 915 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 915 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 916 | ······</p> | 916 | ······</p> |
| 917 | <p>Copyright·©·1996-202 | 917 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 918 | ····</footer> | 918 | ····</footer> |
| 919 | ··</div> | 919 | ··</div> |
| 920 | </main> | 920 | </main> |
| 921 | </div> | 921 | </div> |
| 922 | <script> | 922 | <script> |
| 923 | ··function·mermaidLoaded()·{ | 923 | ··function·mermaidLoaded()·{ |
| 924 | ····mermaid.initialize({ | 924 | ····mermaid.initialize({ |
| Offset 345, 16 lines modified | Offset 345, 16 lines modified | ||
| 345 | ······</div> | 345 | ······</div> |
| 346 | <p>A·histogram·of·block·sizes·where·each·interval's·upper·bound·is·twice·as·high·as | 346 | <p>A·histogram·of·block·sizes·where·each·interval's·upper·bound·is·twice·as·high·as |
| 347 | the·one·before·it.</p><p>The·upper·bound·of·the·first·interval·is·provided·by·the·function·that·returned | 347 | the·one·before·it.</p><p>The·upper·bound·of·the·first·interval·is·provided·by·the·function·that·returned |
| 348 | the·histogram,·and·the·last·interval·has·no·upper·bound.</p><p>For·example,·the·histogram·below·has·40·(<code·class="inline">message</code>)·blocks·between·128-256·bytes | 348 | the·histogram,·and·the·last·interval·has·no·upper·bound.</p><p>For·example,·the·histogram·below·has·40·(<code·class="inline">message</code>)·blocks·between·128-256·bytes |
| 349 | in·size,·78·blocks·between·256-512·bytes,2·blocks·between·512-1024·bytes,·and·2 | 349 | in·size,·78·blocks·between·256-512·bytes,2·blocks·between·512-1024·bytes,·and·2 |
| 350 | blocks·between·1-2KB.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id=" | 350 | blocks·between·1-2KB.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id="0631864795-1">(</span><span·class="p"·data-group-id="0631864795-2">#{</span><span·class="w">·</span><span·class="ss">histogram_start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">128</span><span·class="p[·...·truncated·by·diffoscope;·len:·293,·SHA:·43c4d563b93ea4a5db76ef60f91b2e68cb40bf5c6df3ee5c925d060cd5d486f1·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="p"·data-group-id=" | 351 | </span><span·class="p"·data-group-id="0631864795-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0631864795-4">{</span><span·class="mi">128</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·c[·...·truncated·by·diffoscope;·len:·1360,·SHA:·362d2a929327b368aa42441d34d05bc1003e98f6bf68de141d5a65765ba9939f·...·]-3">}</span></code></pre> |
| 352 | ··</section> | 352 | ··</section> |
| 353 | </section> | 353 | </section> |
| 354 | <section·class="detail"·id="t:carrier_info_list/0"> | 354 | <section·class="detail"·id="t:carrier_info_list/0"> |
| 355 | ··<div·class="detail-header"> | 355 | ··<div·class="detail-header"> |
| 356 | ····<a·href="#t:carrier_info_list/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 356 | ····<a·href="#t:carrier_info_list/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 357 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 357 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 480, 38 lines modified | Offset 480, 38 lines modified | ||
| 480 | to·an·allocator·of·a·different·type.</p><p>Defaults·to·all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be | 480 | to·an·allocator·of·a·different·type.</p><p>Defaults·to·all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be |
| 481 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not | 481 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not |
| 482 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global | 482 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global |
| 483 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·allocated | 483 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·allocated |
| 484 | block·size·histograms.·Defaults·to·128.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·allocated·block·size | 484 | block·size·histograms.·Defaults·to·128.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·allocated·block·size |
| 485 | histograms.·Defaults·to·18.</p></li><li><p><strong><code·class="inline">flags</code></strong>·-·Controls·how·to·group·the·output,·for·example·showing | 485 | histograms.·Defaults·to·18.</p></li><li><p><strong><code·class="inline">flags</code></strong>·-·Controls·how·to·group·the·output,·for·example·showing |
| 486 | allocations·on·a·per-process·basis·(when·possible)·rather·than·only·a | 486 | allocations·on·a·per-process·basis·(when·possible)·rather·than·only·a |
| 487 | NIF/driver-basis.·Defaults·to·<code·class="inline">[]</code>.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id=" | 487 | NIF/driver-basis.·Defaults·to·<code·class="inline">[]</code>.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">allocations</span><span·class="p"·data-group-id="9576098301-1">(</span><span·class="p"·data-group-id="9576098301-2">#{</span><span·class="w">·</span><span·class="ss">histogram_start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">128</span><span·class="p[·...·truncated·by·diffoscope;·len:·293,·SHA:·df0790558cad128a97cc29ea71cff404df8d5886a2f6d9359e7ad8265b9dfbe8·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 488 | </span><span·class="p"·data-group-id=" | 488 | </span><span·class="p"·data-group-id="9576098301-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9576098301-4">{</span><span·class="mi">128</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 489 | ·····</span><span·class="p"·data-group-id=" | 489 | ·····</span><span·class="p"·data-group-id="9576098301-5">#{</span><span·class="ss">udp_inet</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 490 | ···········</span><span·class="p"·data-group-id=" | 490 | ···········</span><span·class="p"·data-group-id="9576098301-6">#{</span><span·class="ss">driver_event_state</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-7">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·743,·SHA:·a3e9fcfbaf39fcedaea932f961e03d993af10d4f8a829592e8a55f60f64042d2·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 491 | ·······</span><span·class="ss">system</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 491 | ·······</span><span·class="ss">system</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 492 | ···········</span><span·class="p"·data-group-id=" | 492 | ···········</span><span·class="p"·data-group-id="9576098301-8">#{</span><span·class="ss">heap</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-9">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><s[·...·truncated·by·diffoscope;·len:·677,·SHA:·4704b5b13fc89c48020048d3040be587239160164dd48d3f529cfe7ae58ee332·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 493 | ·············</span><span·class="ss">db_term</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 493 | ·············</span><span·class="ss">db_term</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-10">{</span><span·class="mi">271</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">52</span><span·class="p">,</span><span·class="mi">80</span><span·cl[·...·truncated·by·diffoscope;·len:·523,·SHA:·beefce4c7e4fc29a1aa16b5798508447d537784f13b3a9e3a7d2af45a2c46642·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 494 | ·············</span><span·class="ss">code</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 494 | ·············</span><span·class="ss">code</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-11">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">3</span><span·class=[·...·truncated·by·diffoscope;·len:·524,·SHA:·e4c5408dc7a706d06a1b84a889a9315acc182ddc2e04b12c5ac2b3c672b518a0·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 495 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 495 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-12">{</span><span·class="mi">18</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">7</span><span·class[·...·truncated·by·diffoscope;·len:·520,·SHA:·739b28e94bd667c22f3279c2146b438788fcbf46b0c816fd619521d6e65dcf57·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 496 | ·············</span><span·class="ss">message</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 496 | ·············</span><span·class="ss">message</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-13">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">40</span><span·class="p">,</span><span·class="mi">78</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">2</span><span·clas[·...·truncated·by·diffoscope;·len:·521,·SHA:·b8e393e738f979d7a1f05110b51685d0265a6a3ba984fbacbc10ae43e8fefc79·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 497 | ·············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id=" | 497 | ·············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-8">}</span><span·class="w"> |
| 498 | ·······</span><span·class="ss">spawn_forker</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 498 | ·······</span><span·class="ss">spawn_forker</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 499 | ···········</span><span·class="p"·data-group-id=" | 499 | ···········</span><span·class="p"·data-group-id="9576098301-14">#{</span><span·class="ss">driver_select_data_state</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 500 | ·················</span><span·class="p"·data-group-id=" | 500 | ·················</span><span·class="p"·data-group-id="9576098301-15">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·573,·SHA:·8f07bfcc4958173e018c1ecfab7ad1c4cf886bc81ae11c6beef67d5c38eeb9f7·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 501 | ·······</span><span·class="ss">ram_file_drv</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 501 | ·······</span><span·class="ss">ram_file_drv</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-16">#{</span><span·class="ss">drv_binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-17">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0<[·...·truncated·by·diffoscope;·len:·738,·SHA:·f47175c84b91a7b1067d05229cfc655ce69ce9129d6553ddf0c85b970005f378·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 502 | ·······</span><span·class="ss">prim_file</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 502 | ·······</span><span·class="ss">prim_file</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 503 | ···········</span><span·class="p"·data-group-id=" | 503 | ···········</span><span·class="p"·data-group-id="9576098301-18">#{</span><span·class="ss">process_specific_data</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-19">{</span><span·class="mi">2</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·695,·SHA:·08cc54bce3772d90de21d1ffc597e9a2a3071462cbf4762f22f5f56a11f1cfd3·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 504 | ·············</span><span·class="ss">nif_trap_export_entry</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 504 | ·············</span><span·class="ss">nif_trap_export_entry</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-20">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·519,·SHA:·a8f7d79f3b8d782a5463b205de07bc6b672f5e4f30f1cf9bd7542cdb6c214e26·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 505 | ·············</span><span·class="ss">monitor_extended</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 505 | ·············</span><span·class="ss">monitor_extended</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-21">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·519,·SHA:·a8f7d79f3b8d782a5463b205de07bc6b672f5e4f30f1cf9bd7542cdb6c214e26·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 506 | ·············</span><span·class="ss">drv_binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 506 | ·············</span><span·class="ss">drv_binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-22">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·519,·SHA:·b3ae522de5d154973847dc3bfdadaeb2b1cbcaae186f1522f897c02c56c36852·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 507 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 507 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-23">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·573,·SHA:·f9ff0d024efa2204178fdac8861ccce131fd679f793a07c54e249c67633843a0·...·]-18">}</span><span·class="p">,</span><span·class="w"> |
| 508 | ·······</span><span·class="ss">prim_buffer</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 508 | ·······</span><span·class="ss">prim_buffer</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 509 | ···········</span><span·class="p"·data-group-id=" | 509 | ···········</span><span·class="p"·data-group-id="9576098301-24">#{</span><span·class="ss">nif_internal</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-25">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">[·...·truncated·by·diffoscope;·len:·686,·SHA:·c9ff769d2dc97c5a52fcd0ac48b6d3519cacd5fa892df07d8ff3bc2f7da46f65·...·]-25">}</span><span·class="p">,</span><span·class="w"> |
| 510 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 510 | ·············</span><span·class="ss">binary</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9576098301-26">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·733,·SHA:·67728a7a91c48e5af6fb08beebeb579a8de2883fdd4576dd54b0ddd9010646b5·...·]-3">}</span></code></pre> |
| 511 | ··</section> | 511 | ··</section> |
| 512 | </section> | 512 | </section> |
| 513 | <section·class="detail"·id="carriers/0"> | 513 | <section·class="detail"·id="carriers/0"> |
| 514 | ··<div·class="detail-header"> | 514 | ··<div·class="detail-header"> |
| 515 | ····<a·href="#carriers/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 515 | ····<a·href="#carriers/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 516 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 516 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 576, 23 lines modified | Offset 576, 23 lines modified | ||
| 576 | allocator·type·and·scheduler·id.</p><p>If·the·specified·allocator·types·are·not·enabled,·the·call·will·fail·with | 576 | allocator·type·and·scheduler·id.</p><p>If·the·specified·allocator·types·are·not·enabled,·the·call·will·fail·with |
| 577 | <code·class="inline">{error,·not_enabled}</code>.</p><p>The·following·options·can·be·used:</p><ul><li><p><strong><code·class="inline">allocator_types</code></strong>·-·The·allocator·types·that·will·be·searched.·Defaults·to | 577 | <code·class="inline">{error,·not_enabled}</code>.</p><p>The·following·options·can·be·used:</p><ul><li><p><strong><code·class="inline">allocator_types</code></strong>·-·The·allocator·types·that·will·be·searched.·Defaults·to |
| 578 | all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be | 578 | all·<code·class="inline">alloc_util</code>·allocators.</p></li><li><p><strong><code·class="inline">scheduler_ids</code></strong>·-·The·scheduler·ids·whose·allocator·instances·will·be |
| 579 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not | 579 | searched.·A·scheduler·id·of·0·will·refer·to·the·global·instance·that·is·not |
| 580 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global | 580 | tied·to·any·particular·scheduler.·Defaults·to·all·schedulers·and·the·global |
| 581 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·free | 581 | instance.</p></li><li><p><strong><code·class="inline">histogram_start</code></strong>·-·The·upper·bound·of·the·first·interval·in·the·free |
| 582 | block·size·histograms.·Defaults·to·512.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·free·block·size | 582 | block·size·histograms.·Defaults·to·512.</p></li><li><p><strong><code·class="inline">histogram_width</code></strong>·-·The·number·of·intervals·in·the·free·block·size |
| 583 | histograms.·Defaults·to·14.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">carriers</span><span·class="p"·data-group-id=" | 583 | histograms.·Defaults·to·14.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">instrument</span><span·class="p">:</span><span·class="nf">carriers</span><span·class="p"·data-group-id="7807597187-1">(</span><span·class="p"·data-group-id="7807597187-2">#{</span><span·class="w">·</span><span·class="ss">histogram_start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">512</span><span·class="p[·...·truncated·by·diffoscope;·len:·292,·SHA:·a76c649b978fd2a94e4dc14912dcc0738a5528dd6504badbaa8f178c9d6b0bfc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 584 | </span><span·class="p"·data-group-id=" | 584 | </span><span·class="p"·data-group-id="7807597187-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7807597187-4">{</span><span·class="mi">512</span><span·class="p">,</span><span·class="w"> |
| 585 | ·····</span><span·class="p"·data-group-id=" | 585 | ·····</span><span·class="p"·data-group-id="7807597187-5">[</span><span·class="p"·data-group-id="7807597187-6">{</span><span·class="ss">driver_alloc</span><span·class="p">,</span><span·class="ss">false</span><span·class="p">,</span><span·class="mi">262144</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 586 | ····················</span><span·class="p"·data-group-id=" | 586 | ····················</span><span·class="p"·data-group-id="7807597187-7">[</span><span·class="p"·data-group-id="7807597187-8">{</span><span·class="ss">driver_alloc</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">32784</span><span·class="p"·data-group-id="7807597187-8[·...·truncated·by·diffoscope;·len:·51,·SHA:·33a73ace7f655715ecaae29567fbc9bc0f35c4857caee2855df303e693bb8ab5·...·]-7">]</span><span·class="p">,</span><span·class="w"> |
| 587 | ····················</span><span·class="p"·data-group-id=" | 587 | ····················</span><span·class="p"·data-group-id="7807597187-9">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·228,·SHA:·64696635202a2f55258adba76662ce7ee80cb91f8948f8c599388fe5b70b6082·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 588 | ······</span><span·class="p"·data-group-id=" | 588 | ······</span><span·class="p"·data-group-id="7807597187-10">{</span><span·class="ss">binary_alloc</span><span·class="p">,</span><span·class="ss">false</span><span·class="p">,</span><span·class="mi">32768</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 589 | ····················</span><span·class="p"·data-group-id=" | 589 | ····················</span><span·class="p"·data-group-id="7807597187-11">[</span><span·class="p"·data-group-id="7807597187-12">{</span><span·class="ss">binary_alloc</span><span·class="p">,</span><span·class="mi">15</span><span·class="p">,</span><span·class="mi">4304</span><span·class="p"·data-group-id="7807597187[·...·truncated·by·diffoscope;·len:·54,·SHA:·a2a91e221e0876887ef9b20ed552adb02274e91d0923d8cd1c7bbef6bc5c8e44·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 590 | ····················</span><span·class="p"·data-group-id=" | 590 | ····················</span><span·class="p"·data-group-id="7807597187-13">{</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class=[·...·truncated·by·diffoscope;·len:·230,·SHA:·4818afc2b400f1b545a3b684298a81da86466934cde0b129d6bb8d087ae58f05·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 591 | ······</span><span·class="p"·data-group-id=" | 591 | ······</span><span·class="p"·data-group-id="7807597187-14">{</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7807597187-14">}</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class[·...·truncated·by·diffoscope;·len:·136,·SHA:·b68a2e189c4dbeeb32cea9b814a28593870f78f47998393f04d86b4ceb98ae68·...·]-3">}</span></code></pre> |
| 592 | ··</section> | 592 | ··</section> |
| 593 | </section> | 593 | </section> |
| 594 | ····</div> | 594 | ····</div> |
| 595 | ··</section> | 595 | ··</section> |
| 596 | ····<footer·class="footer"> | 596 | ····<footer·class="footer"> |
| Offset 613, 15 lines modified | Offset 613, 15 lines modified | ||
| 613 | ······<p·class="built-using"> | 613 | ······<p·class="built-using"> |
| 614 | ········Built·using | 614 | ········Built·using |
| 615 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 615 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 616 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 616 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 617 | ······</p> | 617 | ······</p> |
| 618 | <p>Copyright·©·1996-202 | 618 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 619 | ····</footer> | 619 | ····</footer> |
| 620 | ··</div> | 620 | ··</div> |
| 621 | </main> | 621 | </main> |
| 622 | </div> | 622 | </div> |
| 623 | <script> | 623 | <script> |
| 624 | ··function·mermaidLoaded()·{ | 624 | ··function·mermaidLoaded()·{ |
| 625 | ····mermaid.initialize({ | 625 | ····mermaid.initialize({ |
| Offset 146, 40 lines modified | Offset 146, 40 lines modified | ||
| 146 | $·make</code></pre><h2·id="dyntrace-tracepoints"·class="section-heading"> | 146 | $·make</code></pre><h2·id="dyntrace-tracepoints"·class="section-heading"> |
| 147 | ··<a·href="#dyntrace-tracepoints"·class="hover-link"> | 147 | ··<a·href="#dyntrace-tracepoints"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Dyntrace·Tracepoints</span> | 150 | ··<span·class="text">Dyntrace·Tracepoints</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_dyntrace</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>process_spawn</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">parent·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and | 152 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_dyntrace</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>process_spawn</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">parent·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and |
| 153 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_spawn</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 153 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_spawn</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3509984257-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">3</span><span·class="w">·</span><span·class="p"·data-group-id="3509984257-1">}</span><span·[·...·truncated·by·diffoscope;·len:·731,·SHA:·4be8b433c36db429a585470ccca458533e1d13efb5b58520364b1b33e03210e6·...·]-2">}</span></code></pre><p><em>process_link</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">from·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"link"·|·"unlink"</code></p></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and |
| 154 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_link:·{·cpu_id·=·3·},·{·from·=·"<0.130.0>",·to·=·"<0.131.0>",·type·=·"link"·}</code></pre><p><em>process_exit</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and | 154 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_link:·{·cpu_id·=·3·},·{·from·=·"<0.130.0>",·to·=·"<0.131.0>",·type·=·"link"·}</code></pre><p><em>process_exit</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">procs</code>·and |
| 155 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_exit:·{·cpu_id·=·3·},·{·pid·=·"<0.130.0>",·reason·=·"normal"·}</code></pre><p><em>process_register</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">name·:·string</code>·::·Registered·name.·Ex.·<code·class="inline">"logger"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"register"·|·"unregister"</code></p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_register</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 155 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">process_exit:·{·cpu_id·=·3·},·{·pid·=·"<0.130.0>",·reason·=·"normal"·}</code></pre><p><em>process_register</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">name·:·string</code>·::·Registered·name.·Ex.·<code·class="inline">"logger"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"register"·|·"unregister"</code></p></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_register</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="4061899962-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="4061899962-1">}</span><span·[·...·truncated·by·diffoscope;·len:·701,·SHA:·ad87fa7257d3de1ecdcccefcf85a19b47d8cba6b47302c9613ce4072411598ac·...·]62-2">}</span></code></pre><p><em>process_scheduled</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">type·:·string</code>·:: |
| 156 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and | 156 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and |
| 157 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 157 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">process_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1279442603-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="1279442603-1">}</span><span·[·...·truncated·by·diffoscope;·len:·716,·SHA:·35f11c9dd833193229b3d82dd21f4ac20dd0e73eba7125d21e6c0875c854e045·...·]-2">}</span></code></pre><p><em>port_open</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">driver·:·string</code>·::·Driver·name.·Ex.·<code·class="inline">"tcp_inet"</code></li><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and |
| 158 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_open:·{·cpu_id·=·5·},·{·pid·=·"<0.131.0>",·driver·=·"'/bin/sh·-s·unix:cmd'",·port·=·"#Port<0.1887>"·}</code></pre><p><em>port_exit</em></p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and | 158 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_open:·{·cpu_id·=·5·},·{·pid·=·"<0.131.0>",·driver·=·"'/bin/sh·-s·unix:cmd'",·port·=·"#Port<0.1887>"·}</code></pre><p><em>port_exit</em></p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">reason·:·string</code>·::·Exit·reason.·Ex.·<code·class="inline">"normal"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and |
| 159 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_exit:·{·cpu_id·=·5·},·{·port·=·"#Port<0.1887>",·reason·=·"normal"·}</code></pre><p><em>port_link</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">from·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"link"·|·"unlink"</code></p></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and | 159 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">port_exit:·{·cpu_id·=·5·},·{·port·=·"#Port<0.1887>",·reason·=·"normal"·}</code></pre><p><em>port_link</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">from·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><p><code·class="inline">type·:·string</code>·::·<code·class="inline">"link"·|·"unlink"</code></p></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">ports</code>·and |
| 160 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_link</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 160 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_link</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9414159530-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="9414159530-1">}</span><span·[·...·truncated·by·diffoscope;·len:·723,·SHA:·97bab82d94f6988b26871d2ced9dc4003557c75f527fa72982e9e81941eb56a3·...·]-2">}</span></code></pre><p><em>port_scheduled</em></p><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and |
| 161 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">entry·:·string</code>·::·Callback.·Ex.·<code·class="inline">"open"</code></li><li><code·class="inline">type·:·string</code>·:: | 161 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><ul><li><code·class="inline">port·:·string</code>·::·Port·ID.·Ex.·<code·class="inline">"#Port<0.1031>"</code></li><li><code·class="inline">entry·:·string</code>·::·Callback.·Ex.·<code·class="inline">"open"</code></li><li><code·class="inline">type·:·string</code>·:: |
| 162 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 162 | <code·class="inline">"in"·|·"out"·|·"in_exiting"·|·"out_exiting"·|·"out_exited"</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">port_scheduled</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="3163871944-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="3163871944-1">}</span><span·[·...·truncated·by·diffoscope;·len:·712,·SHA:·2599e601bedf2a7ac4500b7279d1abf2cff0438e4691b20c8c0811b612415921·...·]-2">}</span></code></pre><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">running</code>·and |
| 163 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p><em>function_call</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">depth·:·integer</code>·::·Stack·depth.·Ex.·<code·class="inline">0</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·and | 163 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p><em>function_call</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">depth·:·integer</code>·::·Stack·depth.·Ex.·<code·class="inline">0</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·and |
| 164 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_call</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1 | 164 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_call</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="1815955293-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="1815955293-1">}</span><span·c[·...·truncated·by·diffoscope;·len:·738,·SHA:·002c9c02786385517eb40da105d74eda89d9de9e7d9ac7334ac6d7410538156a·...·]3-2">}</span></code></pre><p><em>function_return</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">depth·:·integer</code>·::·Stack·depth.·Ex.·<code·class="inline">0</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·or·<code·class="inline">return_to</code>·and |
| 165 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_return</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 165 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_return</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="0642548488-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="0642548488-1">}</span><span·[·...·truncated·by·diffoscope;·len:·720,·SHA:·12744d99e25a3717e2a861d5d2c12733297a28ca88e253100dd6153dbeba5fe0·...·]-2">}</span></code></pre><p><em>function_exception</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">entry·:·string</code>·::·Code·Location.·Ex.·<code·class="inline">"lists:sort/1"</code></li><li><code·class="inline">class·:·string</code>·::·Error·reason.·Ex.·<code·class="inline">"error"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">call</code>·and |
| 166 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_exception</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 166 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">function_exception</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="9564837225-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5</span><span·class="w">·</span><span·class="p"·data-group-id="9564837225-1">}</span><span·[·...·truncated·by·diffoscope;·len:·718,·SHA:·b1ff0880c716204ea227b2f0694f2db18fc810541d24fd7f9fc2cedbbca84cfe·...·]-2">}</span></code></pre><p><em>message_send</em></p><ul><li><code·class="inline">from·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">message·:·string</code>·::·Message·sent.·Ex.·<code·class="inline">"{<0.162.0>,ok}"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">send</code>·and |
| 167 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_send:·{·cpu_id·=·3·},·{·from·=·"#Port<0.1938>",·to·=·"<0.160.0>",·message·=·"{#Port<0.1938>,eof}"·}</code></pre><p><em>message_receive</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">message·:·string</code>·::·Message·received.·Ex.·<code·class="inline">"{<0.162.0>,ok}"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">'receive'</code>·and | 167 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_send:·{·cpu_id·=·3·},·{·from·=·"#Port<0.1938>",·to·=·"<0.160.0>",·message·=·"{#Port<0.1938>,eof}"·}</code></pre><p><em>message_receive</em></p><ul><li><code·class="inline">to·:·string</code>·::·Process·ID·or·Port·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">message·:·string</code>·::·Message·received.·Ex.·<code·class="inline">"{<0.162.0>,ok}"</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">'receive'</code>·and |
| 168 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_receive:·{·cpu_id·=·7·},·{·to·=·"<0.167.0>",·message·=·"{<0.165.0>,ok}"·}</code></pre><p><em>gc_minor_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and | 168 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">message_receive:·{·cpu_id·=·7·},·{·to·=·"<0.167.0>",·message·=·"{<0.165.0>,ok}"·}</code></pre><p><em>gc_minor_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 169 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_minor_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 169 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_minor_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="0990535374-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="0990535374-1">}</span><span·[·...·truncated·by·diffoscope;·len:·856,·SHA:·ce3e8fc19dc952a78eac138051402ada2b226a620cfe9119c160b3391464dfe3·...·]74-2">}</span></code></pre><p><em>gc_minor_end</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reclaimed·:·integer</code>·::·Heap·reclaimed.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 170 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="c">gc_minor_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·120,·heap·=·1598,·old_heap·=·1598·}</code></pre><p><em>gc_major_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and | 170 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="c">gc_minor_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·120,·heap·=·1598,·old_heap·=·1598·}</code></pre><p><em>gc_major_start</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">need·:·integer</code>·::·Heap·need.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 171 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_major_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id=" | 171 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">gc_major_start</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="0169043292-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="0169043292-1">}</span><span·[·...·truncated·by·diffoscope;·len:·862,·SHA:·1a759d1d32e6f26a8ef23848064d309382f31eb91ecf9bd3bc01d3d3da8fa8af·...·]-2">}</span></code></pre><p><em>gc_major_end</em></p><ul><li><code·class="inline">pid·:·string</code>·::·Process·ID.·Ex.·<code·class="inline">"<0.131.0>"</code></li><li><code·class="inline">reclaimed·:·integer</code>·::·Heap·reclaimed.·Ex.·<code·class="inline">2</code></li><li><code·class="inline">heap·:·integer</code>·::·Young·heap·word·size.·Ex.·<code·class="inline">233</code></li><li><code·class="inline">old_heap·:·integer</code>·::·Old·heap·word·size.·Ex.·<code·class="inline">233</code></li></ul><p>Available·through·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#trace/3"><code·class="inline">erlang:trace/3</code></a>·with·trace·flag·<code·class="inline">garbage_collection</code>·and |
| 172 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">gc_major_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·240,·heap·=·4185,·old_heap·=·0·}</code></pre><h2·id="beam-tracepoints"·class="section-heading"> | 172 | <code·class="inline">{tracer,dyntrace,[]}</code>·as·tracer·module.</p><p>Example:</p><pre><code·class="text">gc_major_end:·{·cpu_id·=·0·},·{·pid·=·"<0.172.0>",·reclaimed·=·240,·heap·=·4185,·old_heap·=·0·}</code></pre><h2·id="beam-tracepoints"·class="section-heading"> |
| 173 | ··<a·href="#beam-tracepoints"·class="hover-link"> | 173 | ··<a·href="#beam-tracepoints"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">BEAM·Tracepoints</span> | 176 | ··<span·class="text">BEAM·Tracepoints</span> |
| 177 | </h2> | 177 | </h2> |
| 178 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_otp</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>driver_init</em></p><ul><li><code·class="inline">driver·:·string</code>·::·Driver·name.·Ex.·<code·class="inline">"tcp_inet"</code></li><li><code·class="inline">major·:·integer</code>·::·Major·version.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">minor·:·integer</code>·::·Minor·version.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">flags·:·integer</code>·::·Flags.·Ex.·<code·class="inline">1</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">driver_init</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="5 | 178 | <p>All·tracepoints·are·in·the·domain·of·<code·class="inline">org_erlang_otp</code></p><p>All·Erlang·types·are·the·string·equivalent·in·LTTng.</p><p><em>driver_init</em></p><ul><li><code·class="inline">driver·:·string</code>·::·Driver·name.·Ex.·<code·class="inline">"tcp_inet"</code></li><li><code·class="inline">major·:·integer</code>·::·Major·version.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">minor·:·integer</code>·::·Minor·version.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">flags·:·integer</code>·::·Flags.·Ex.·<code·class="inline">1</code></li></ul><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">driver_init</span><span·class="p">:</span><span·class="w">·</span><span·class="p"·data-group-id="5566617333-1">{</span><span·class="w">·</span><span·class="ss">cpu_id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">2</span><span·class="w">·</span><span·class="p"·data-group-id="5566617333-1">}</span><span·c[·...·truncated·by·diffoscope;·len:·19388,·SHA:·0c783328089ff8ea3707d90ca4bf563fa456c6e4ea952929163737dfdd2e7c01·...·]-2">}</span></code></pre><p><em>carrier_create</em></p><ul><li><code·class="inline">type·:·string</code>·::·Carrier·type.·Ex.·<code·class="inline">"ets_alloc"</code></li><li><code·class="inline">instance·:·integer</code>·::·Allocator·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">size·:·integer</code>·::·Carrier·size.·Ex.·<code·class="inline">262144</code></li><li><code·class="inline">mbc_carriers·:·integer</code>·::·Number·of·multiblock·carriers·in·instance.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">mbc_carriers_size·:·integer</code>·::·Total·size·of·multiblock·blocks·carriers·in |
| 179 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in | 179 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in |
| 180 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. | 180 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. |
| 181 | <code·class="inline">1</code></li><li><code·class="inline">sbc_carriers_size·:·integer</code>·::·Total·size·of·singleblock·blocks·carriers·in | 181 | <code·class="inline">1</code></li><li><code·class="inline">sbc_carriers_size·:·integer</code>·::·Total·size·of·singleblock·blocks·carriers·in |
| 182 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">sbc_blocks·:·integer</code>·::·Number·of·singleblocks·in·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">sbc_blocks_size·:·integer</code>·::·Total·size·of·all·singleblock·blocks·in | 182 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">sbc_blocks·:·integer</code>·::·Number·of·singleblocks·in·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">sbc_blocks_size·:·integer</code>·::·Total·size·of·all·singleblock·blocks·in |
| 183 | instance.·Ex.·<code·class="inline">285296</code></li></ul><p>Example:</p><pre><code·class="c">carrier_create:·{·cpu_id·=·2·},·{·type·=·"ets_alloc",·instance·=·7,·size·=·2097152,·mbc_carriers·=·4,·mbc_carriers_size·=·3440640,·mbc_blocks·=·526,·mbc_blocks_size·=·1278576,·sbc_carriers·=·0,·sbc_carriers_size·=·0,·sbc_blocks·=·0,·sbc_blocks_size·=·0·}</code></pre><p><em>carrier_destroy</em></p><ul><li><code·class="inline">type·:·string</code>·::·Carrier·type.·Ex.·<code·class="inline">"ets_alloc"</code></li><li><code·class="inline">instance·:·integer</code>·::·Allocator·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">size·:·integer</code>·::·Carrier·size.·Ex.·<code·class="inline">262144</code></li><li><code·class="inline">mbc_carriers·:·integer</code>·::·Number·of·multiblock·carriers·in·instance.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">mbc_carriers_size·:·integer</code>·::·Total·size·of·multiblock·blocks·carriers·in | 183 | instance.·Ex.·<code·class="inline">285296</code></li></ul><p>Example:</p><pre><code·class="c">carrier_create:·{·cpu_id·=·2·},·{·type·=·"ets_alloc",·instance·=·7,·size·=·2097152,·mbc_carriers·=·4,·mbc_carriers_size·=·3440640,·mbc_blocks·=·526,·mbc_blocks_size·=·1278576,·sbc_carriers·=·0,·sbc_carriers_size·=·0,·sbc_blocks·=·0,·sbc_blocks_size·=·0·}</code></pre><p><em>carrier_destroy</em></p><ul><li><code·class="inline">type·:·string</code>·::·Carrier·type.·Ex.·<code·class="inline">"ets_alloc"</code></li><li><code·class="inline">instance·:·integer</code>·::·Allocator·instance.·Ex.·<code·class="inline">1</code></li><li><code·class="inline">size·:·integer</code>·::·Carrier·size.·Ex.·<code·class="inline">262144</code></li><li><code·class="inline">mbc_carriers·:·integer</code>·::·Number·of·multiblock·carriers·in·instance.·Ex.·<code·class="inline">3</code></li><li><code·class="inline">mbc_carriers_size·:·integer</code>·::·Total·size·of·multiblock·blocks·carriers·in |
| 184 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in | 184 | instance.·Ex.·<code·class="inline">1343488</code></li><li><code·class="inline">mbc_blocks·:·integer</code>·::·Number·of·multiblock·blocks·in·instance.·Ex.·<code·class="inline">122</code></li><li><code·class="inline">mbc_blocks_size·:·integer</code>·::·Total·size·of·all·multiblock·blocks·in |
| 185 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. | 185 | instance.·Ex.·<code·class="inline">285296</code></li><li><code·class="inline">sbc_carriers·:·integer</code>·::·Number·of·singleblock·carriers·in·instance.·Ex. |
| Offset 194, 18 lines modified | Offset 194, 18 lines modified | ||
| 194 | <p>An·example·of·process·tracing·of·<code·class="inline">os_mon</code>·and·friends.</p><p>Clean·start·of·lttng·in·a·bash·shell.</p><pre><code·class="text">$·lttng·create·erlang-demo | 194 | <p>An·example·of·process·tracing·of·<code·class="inline">os_mon</code>·and·friends.</p><p>Clean·start·of·lttng·in·a·bash·shell.</p><pre><code·class="text">$·lttng·create·erlang-demo |
| 195 | Spawning·a·session·daemon | 195 | Spawning·a·session·daemon |
| 196 | Session·erlang-demo·created. | 196 | Session·erlang-demo·created. |
| 197 | Traces·will·be·written·in·/home/egil/lttng-traces/erlang-demo-20160526-165920</code></pre><p>Start·an·Erlang·node·with·lttng·enabled.</p><pre><code·class="text">$·erl | 197 | Traces·will·be·written·in·/home/egil/lttng-traces/erlang-demo-20160526-165920</code></pre><p>Start·an·Erlang·node·with·lttng·enabled.</p><pre><code·class="text">$·erl |
| 198 | Erlang/OTP·19·[erts-8.0]·[source-4d7b24d]·[64-bit]·[smp:8:8]·[async-threads:10]·[hipe]·[kernel-poll:false]·[lttng] | 198 | Erlang/OTP·19·[erts-8.0]·[source-4d7b24d]·[64-bit]·[smp:8:8]·[async-threads:10]·[hipe]·[kernel-poll:false]·[lttng] |
| 199 | Eshell·V8.0··(abort·with·^G) | 199 | Eshell·V8.0··(abort·with·^G) |
| 200 | 1></code></pre><p>Load·the·<code·class="inline">dyntrace</code>·module.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">l</span><span·class="p"·data-group-id=" | 200 | 1></code></pre><p>Load·the·<code·class="inline">dyntrace</code>·module.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">l</span><span·class="p"·data-group-id="0366162633-1">(</span><span·class="ss">dyntrace</span><span·class="p"·data-group-id="0366162633-1">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="0366162633-2">{</span><span·class="ss">module</span><span·class="p">,</span><span·class="ss">dyntrace</span><span·class="p"·data-group-id="0366162633-2">}</span></code></pre><p>All·tracepoints·via·dyntrace·are·now·visible·and·can·be·listed·through |
| 202 | <code·class="inline">lttng·list·-u</code>.</p><p>Enable·the·process_register·LTTng·tracepoint·for·Erlang.</p><pre><code·class="text">$·lttng·enable-event·-u·org_erlang_dyntrace:process_register | 202 | <code·class="inline">lttng·list·-u</code>.</p><p>Enable·the·process_register·LTTng·tracepoint·for·Erlang.</p><pre><code·class="text">$·lttng·enable-event·-u·org_erlang_dyntrace:process_register |
| 203 | UST·event·org_erlang_dyntrace:process_register·created·in·channel·channel0</code></pre><p>Enable·process·tracing·for·new·processes·and·use·<code·class="inline">dyntrace</code>·as·tracer·backend.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 203 | UST·event·org_erlang_dyntrace:process_register·created·in·channel·channel0</code></pre><p>Enable·process·tracing·for·new·processes·and·use·<code·class="inline">dyntrace</code>·as·tracer·backend.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="0288847867-1">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="ss">true</span><span·class="p">,</span><span·class="p"·data-group-id="0288847867-2">[</span><span·class="ss">procs</span><span·class="p">,</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·390,·SHA:·61c83bed2c9d24955e248f1ee1b5f949ee7a3de0ffb944edbb05e45390d33a96·...·]7-1">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="mi">0</span></code></pre><p>Start·LTTng·tracing.</p><pre><code·class="text">$·lttng·start | 204 | </span><span·class="mi">0</span></code></pre><p>Start·LTTng·tracing.</p><pre><code·class="text">$·lttng·start |
| 205 | Tracing·started·for·session·erlang-demo</code></pre><p>Start·the·<code·class="inline">os_mon</code>·application·in·Erlang.</p><pre><code·class="text">3>·application:ensure_all_started(os_mon). | 205 | Tracing·started·for·session·erlang-demo</code></pre><p>Start·the·<code·class="inline">os_mon</code>·application·in·Erlang.</p><pre><code·class="text">3>·application:ensure_all_started(os_mon). |
| 206 | {ok,[sasl,os_mon]}</code></pre><p>Stop·LTTng·tracing·and·view·the·result.</p><pre><code·class="text">$·lttng·stop | 206 | {ok,[sasl,os_mon]}</code></pre><p>Stop·LTTng·tracing·and·view·the·result.</p><pre><code·class="text">$·lttng·stop |
| 207 | Tracing·stopped·for·session·erlang-demo | 207 | Tracing·stopped·for·session·erlang-demo |
| 208 | $·lttng·view | 208 | $·lttng·view |
| 209 | [17:20:42.561168759]·(+?.?????????)·elxd1168lx9·org_erlang_dyntrace:process_register:·\ | 209 | [17:20:42.561168759]·(+?.?????????)·elxd1168lx9·org_erlang_dyntrace:process_register:·\ |
| 210 | ····{·cpu_id·=·5·},·{·pid·=·"<0.66.0>",·name·=·"sasl_sup",·type·=·"register"·} | 210 | ····{·cpu_id·=·5·},·{·pid·=·"<0.66.0>",·name·=·"sasl_sup",·type·=·"register"·} |
| Offset 271, 15 lines modified | Offset 271, 15 lines modified | ||
| 271 | ······<p·class="built-using"> | 271 | ······<p·class="built-using"> |
| 272 | ········Built·using | 272 | ········Built·using |
| 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 273 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 274 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 275 | ······</p> | 275 | ······</p> |
| 276 | <p>Copyright·©·1996-202 | 276 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 277 | ····</footer> | 277 | ····</footer> |
| 278 | ··</div> | 278 | ··</div> |
| 279 | </main> | 279 | </main> |
| 280 | </div> | 280 | </div> |
| 281 | <script> | 281 | <script> |
| 282 | ··function·mermaidLoaded()·{ | 282 | ··function·mermaidLoaded()·{ |
| 283 | ····mermaid.initialize({ | 283 | ····mermaid.initialize({ |
| Offset 127, 29 lines modified | Offset 127, 29 lines modified | ||
| 127 | ··</h1> | 127 | ··</h1> |
| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Convenience·functions·for·microstate·accounting</p><p>This·module·implements·some·convenience·functions·for·analyzing·microstate | 129 | <p>Convenience·functions·for·microstate·accounting</p><p>This·module·implements·some·convenience·functions·for·analyzing·microstate |
| 130 | accounting·data.·For·details·about·how·to·use·the·basic·API·and·what·the | 130 | accounting·data.·For·details·about·how·to·use·the·basic·API·and·what·the |
| 131 | different·states·represent,·see | 131 | different·states·represent,·see |
| 132 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#statistics_microstate_accounting"><code·class="inline">erlang:statistics(microstate_accounting)</code></a>.</p><p><a·href=""·id="msacc_print_example"></a></p><p><em>Basic·Scenario</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 132 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#statistics_microstate_accounting"><code·class="inline">erlang:statistics(microstate_accounting)</code></a>.</p><p><a·href=""·id="msacc_print_example"></a></p><p><em>Basic·Scenario</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6704978409-1">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="6704978409-1">)</span><span·class="p">.</span><span·class="w"> |
| 133 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 133 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 134 | 2>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id=" | 134 | 2>·</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="6704978409-2">(</span><span·class="p"·data-group-id="6704978409-2">)</span><span·class="p">.</span><span·class="w"> |
| 135 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">thread</span><span·class="w">·</span><span·class="ss">real</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">····</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000513</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> | 135 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">thread</span><span·class="w">·</span><span·class="ss">real</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">····</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">1000513</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> |
| 136 | </span><span·class="n">Accumulated</span><span·class="w">·</span><span·class="ss">system</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">·</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">2213</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> | 136 | </span><span·class="n">Accumulated</span><span·class="w">·</span><span·class="ss">system</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">·</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">2213</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> |
| 137 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">scheduler</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">··</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">1076</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> | 137 | </span><span·class="n">Average</span><span·class="w">·</span><span·class="ss">scheduler</span><span·class="w">·</span><span·class="ss">run</span><span·class="o">-</span><span·class="ss">time</span><span·class="w">··</span><span·class="p">:</span><span·class="w">····</span><span·class="mi">1076</span><span·class="w">·</span><span·class="ss">us</span><span·class="w"> |
| 138 | ········</span><span·class="n">Thread</span><span·class="w">······</span><span·class="ss">aux</span><span·class="w">·</span><span·class="ss">check_io</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·······</span><span·class="ss">gc</span><span·class="w">····</span><span·class="ss">other</span><span·class="w">·····</span><span·class="ss">port</span><span·class="w">····</span><span·class="ss">sleep</span><span·class="w"> | 138 | ········</span><span·class="n">Thread</span><span·class="w">······</span><span·class="ss">aux</span><span·class="w">·</span><span·class="ss">check_io</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·······</span><span·class="ss">gc</span><span·class="w">····</span><span·class="ss">other</span><span·class="w">·····</span><span·class="ss">port</span><span·class="w">····</span><span·class="ss">sleep</span><span·class="w"> |
| 139 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">thread</span><span·class="p">:</span><span·class="w"> | 139 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">thread</span><span·class="p">:</span><span·class="w"> |
| 140 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id=" | 140 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id="6704978409-3">(</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="6704978409-3">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> |
| 141 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id=" | 141 | ·····</span><span·class="nf">async</span><span·class="p"·data-group-id="6704978409-4">(</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6704978409-4">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> |
| 142 | ·······</span><span·class="nf">aux</span><span·class="p"·data-group-id=" | 142 | ·······</span><span·class="nf">aux</span><span·class="p"·data-group-id="6704978409-5">(</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6704978409-5">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%···99.99%</span><span·class="w"> |
| 143 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id=" | 143 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id="6704978409-6">(</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="6704978409-6">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.03%····0.13%····0.00%····0.01%····0.00%···99.82%</span><span·class="w"> |
| 144 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id=" | 144 | ·</span><span·class="nf">scheduler</span><span·class="p"·data-group-id="6704978409-7">(</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="6704978409-7">)</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.03%····0.00%···99.97%</span><span·class="w"> |
| 145 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">type</span><span·class="p">:</span><span·class="w"> | 145 | </span><span·class="n">Stats</span><span·class="w">·</span><span·class="ss">per</span><span·class="w">·</span><span·class="nc">type</span><span·class="p">:</span><span·class="w"> |
| 146 | ·········</span><span·class="ss">async</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> | 146 | ·········</span><span·class="ss">async</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%··100.00%</span><span·class="w"> |
| 147 | ···········</span><span·class="ss">aux</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%···99.99%</span><span·class="w"> | 147 | ···········</span><span·class="ss">aux</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.00%····0.00%····0.00%····0.00%····0.00%···99.99%</span><span·class="w"> |
| 148 | ·····</span><span·class="ss">scheduler</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.02%····0.06%····0.00%····0.02%····0.00%···99.89%</span><span·class="w"> | 148 | ·····</span><span·class="ss">scheduler</span><span·class="w">····</span><span·class="mf">0.00</span><span·class="c1">%····0.02%····0.06%····0.00%····0.02%····0.00%···99.89%</span><span·class="w"> |
| 149 | </span><span·class="ss">ok</span></code></pre><p>This·first·command·enables·microstate·accounting·for·1000·milliseconds.·See | 149 | </span><span·class="ss">ok</span></code></pre><p>This·first·command·enables·microstate·accounting·for·1000·milliseconds.·See |
| 150 | <a·href="#start/0"><code·class="inline">start/0</code></a>,·<a·href="#stop/0"><code·class="inline">stop/0</code></a>,·<a·href="#reset/0"><code·class="inline">reset/0</code></a>,·and·<a·href="#start/1"><code·class="inline">start/1</code></a>·for·more·details.·The·second | 150 | <a·href="#start/0"><code·class="inline">start/0</code></a>,·<a·href="#stop/0"><code·class="inline">stop/0</code></a>,·<a·href="#reset/0"><code·class="inline">reset/0</code></a>,·and·<a·href="#start/1"><code·class="inline">start/1</code></a>·for·more·details.·The·second |
| Offset 911, 15 lines modified | Offset 911, 15 lines modified | ||
| 911 | ······</div> | 911 | ······</div> |
| 912 | <p>Print·the·given·microstate·statistics·values·to·standard·out.·With·many·states | 912 | <p>Print·the·given·microstate·statistics·values·to·standard·out.·With·many·states |
| 913 | this·can·be·verbose.·See·the·top·of·this·reference·manual·for·a·brief | 913 | this·can·be·verbose.·See·the·top·of·this·reference·manual·for·a·brief |
| 914 | description·of·what·the·fields·mean.</p><p>It·is·possible·to·print·more·specific·types·of·statistics·by·first·manipulating | 914 | description·of·what·the·fields·mean.</p><p>It·is·possible·to·print·more·specific·types·of·statistics·by·first·manipulating |
| 915 | the·<code·class="inline">DataOrStats</code>·using·<a·href="#stats/2"><code·class="inline">stats/2</code></a>.·For·instance·if·you·want·to·print·the | 915 | the·<code·class="inline">DataOrStats</code>·using·<a·href="#stats/2"><code·class="inline">stats/2</code></a>.·For·instance·if·you·want·to·print·the |
| 916 | percentage·of·run-time·for·each·thread·you·can·do:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id=" | 916 | percentage·of·run-time·for·each·thread·you·can·do:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">print</span><span·class="p"·data-group-id="0471352011-1">(</span><span·class="nc">msacc</span><span·class="p">:</span><span·class="nf">stats</span><span·class="p"·data-group-id="0471352011-2">(</span><span·class="ss">runtime</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">msa[·...·truncated·by·diffoscope;·len:·1323,·SHA:·3a1a11fc50e61c047464f5c07e18700394f6b78dddbce261df76ac1fa9196c16·...·]-1">)</span><span·class="p">.</span></code></pre><p><em>Options</em></p><ul><li><strong><code·class="inline">system</code></strong>·-·Print·percentage·of·time·spent·in·each·state·out·of·system·time |
| 917 | as·well·as·thread·time.·Default:·false.</li></ul> | 917 | as·well·as·thread·time.·Default:·false.</li></ul> |
| 918 | ··</section> | 918 | ··</section> |
| 919 | </section> | 919 | </section> |
| 920 | <section·class="detail"·id="print/3"> | 920 | <section·class="detail"·id="print/3"> |
| 921 | ··<div·class="detail-header"> | 921 | ··<div·class="detail-header"> |
| 922 | ····<a·href="#print/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 922 | ····<a·href="#print/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 1186 | ······<p·class="built-using"> | 1186 | ······<p·class="built-using"> |
| 1187 | ········Built·using | 1187 | ········Built·using |
| 1188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1190 | ······</p> | 1190 | ······</p> |
| 1191 | <p>Copyright·©·1996-202 | 1191 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1192 | ····</footer> | 1192 | ····</footer> |
| 1193 | ··</div> | 1193 | ··</div> |
| 1194 | </main> | 1194 | </main> |
| 1195 | </div> | 1195 | </div> |
| 1196 | <script> | 1196 | <script> |
| 1197 | ··function·mermaidLoaded()·{ | 1197 | ··function·mermaidLoaded()·{ |
| 1198 | ····mermaid.initialize({ | 1198 | ····mermaid.initialize({ |
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| 1275 | ······<p·class="built-using"> | 1275 | ······<p·class="built-using"> |
| 1276 | ········Built·using | 1276 | ········Built·using |
| 1277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1279 | ······</p> | 1279 | ······</p> |
| 1280 | <p>Copyright·©·1996-202 | 1280 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1281 | ····</footer> | 1281 | ····</footer> |
| 1282 | ··</div> | 1282 | ··</div> |
| 1283 | </main> | 1283 | </main> |
| 1284 | </div> | 1284 | </div> |
| 1285 | <script> | 1285 | <script> |
| 1286 | ··function·mermaidLoaded()·{ | 1286 | ··function·mermaidLoaded()·{ |
| 1287 | ····mermaid.initialize({ | 1287 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:14,·uncompressed·size·20,·method=store |
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| 191 | ······<p·class="built-using"> | 191 | ······<p·class="built-using"> |
| 192 | ········Built·using | 192 | ········Built·using |
| 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 193 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 194 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 195 | ······</p> | 195 | ······</p> |
| 196 | <p>Copyright·©·1996-202 | 196 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 197 | ····</footer> | 197 | ····</footer> |
| 198 | ··</div> | 198 | ··</div> |
| 199 | </main> | 199 | </main> |
| 200 | </div> | 200 | </div> |
| 201 | <script> | 201 | <script> |
| 202 | ··function·mermaidLoaded()·{ | 202 | ··function·mermaidLoaded()·{ |
| 203 | ····mermaid.initialize({ | 203 | ····mermaid.initialize({ |
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| 591 | ······</div> | 591 | ······</div> |
| 592 | <p>Measure·utilization·for·normal·and·dirty-cpu·schedulers·during·<code·class="inline">Seconds</code> | 592 | <p>Measure·utilization·for·normal·and·dirty-cpu·schedulers·during·<code·class="inline">Seconds</code> |
| 593 | seconds,·and·then·return·the·result.</p><p>Will·automatically·first·enable·and·then·disable | 593 | seconds,·and·then·return·the·result.</p><p>Will·automatically·first·enable·and·then·disable |
| 594 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#system_flag_scheduler_wall_time"><code·class="inline">scheduler_wall_time</code></a>.</p><p>Calculate·scheduler·utilizations·for·the·time·interval·from·when·<code·class="inline">Sample</code>·was | 594 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#system_flag_scheduler_wall_time"><code·class="inline">scheduler_wall_time</code></a>.</p><p>Calculate·scheduler·utilizations·for·the·time·interval·from·when·<code·class="inline">Sample</code>·was |
| 595 | taken·and·"now".·The·same·as·calling | 595 | taken·and·"now".·The·same·as·calling |
| 596 | <code·class="inline">scheduler:utilization(Sample,·scheduler:sample_all())</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·is·<em>not·recommended</em>·as·it's·so·easy·to·get·invalid·results | 596 | <code·class="inline">scheduler:utilization(Sample,·scheduler:sample_all())</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·is·<em>not·recommended</em>·as·it's·so·easy·to·get·invalid·results |
| 597 | without·noticing.·In·particular·do·not·do·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">scheduler</span><span·class="p">:</span><span·class="nf">utilization</span><span·class="p"·data-group-id="3 | 597 | without·noticing.·In·particular·do·not·do·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">scheduler</span><span·class="p">:</span><span·class="nf">utilization</span><span·class="p"·data-group-id="3077672509-1">(</span><span·class="nc">scheduler</span><span·class="p">:</span><span·class="nf">sample</span><span·class="p"·data-group-id="3077672509-2">(</span><span·class="p"·data-group-id="3077672509-2">)</span><span·class="p"·data-group-id="3077672509-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·DO·NOT·DO·THIS!</span></code></pre><p>The·above·example·takes·two·samples·in·rapid·succession·and·calculates·the |
| 598 | scheduler·utilization·between·them.·The·resulting·values·will·probably·be·more | 598 | scheduler·utilization·between·them.·The·resulting·values·will·probably·be·more |
| 599 | misleading·than·informative.</p><p>Instead·use·<a·href="#utilization/2"><code·class="inline">scheduler:utilization/2</code></a>·and·call | 599 | misleading·than·informative.</p><p>Instead·use·<a·href="#utilization/2"><code·class="inline">scheduler:utilization/2</code></a>·and·call |
| 600 | <a·href="#get_sample/0"><code·class="inline">get_sample/0</code></a>·to·get·samples·with·some·time·in·between.</p></section> | 600 | <a·href="#get_sample/0"><code·class="inline">get_sample/0</code></a>·to·get·samples·with·some·time·in·between.</p></section> |
| 601 | ··</section> | 601 | ··</section> |
| 602 | </section> | 602 | </section> |
| 603 | <section·class="detail"·id="utilization/2"> | 603 | <section·class="detail"·id="utilization/2"> |
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| 657 | ······<p·class="built-using"> | 657 | ······<p·class="built-using"> |
| 658 | ········Built·using | 658 | ········Built·using |
| 659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 659 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 660 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 661 | ······</p> | 661 | ······</p> |
| 662 | <p>Copyright·©·1996-202 | 662 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 663 | ····</footer> | 663 | ····</footer> |
| 664 | ··</div> | 664 | ··</div> |
| 665 | </main> | 665 | </main> |
| 666 | </div> | 666 | </div> |
| 667 | <script> | 667 | <script> |
| 668 | ··function·mermaidLoaded()·{ | 668 | ··function·mermaidLoaded()·{ |
| 669 | ····mermaid.initialize({ | 669 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 290 | ······<p·class="built-using"> | 290 | ······<p·class="built-using"> |
| 291 | ········Built·using | 291 | ········Built·using |
| 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 294 | ······</p> | 294 | ······</p> |
| 295 | <p>Copyright·©·1996-202 | 295 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 296 | ····</footer> | 296 | ····</footer> |
| 297 | ··</div> | 297 | ··</div> |
| 298 | </main> | 298 | </main> |
| 299 | </div> | 299 | </div> |
| 300 | <script> | 300 | <script> |
| 301 | ··function·mermaidLoaded()·{ | 301 | ··function·mermaidLoaded()·{ |
| 302 | ····mermaid.initialize({ | 302 | ····mermaid.initialize({ |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 404 | ······<p·class="built-using"> | 404 | ······<p·class="built-using"> |
| 405 | ········Built·using | 405 | ········Built·using |
| 406 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 406 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 407 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 407 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 408 | ······</p> | 408 | ······</p> |
| 409 | <p>Copyright·©·1996-202 | 409 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 410 | ····</footer> | 410 | ····</footer> |
| 411 | ··</div> | 411 | ··</div> |
| 412 | </main> | 412 | </main> |
| 413 | </div> | 413 | </div> |
| 414 | <script> | 414 | <script> |
| 415 | ··function·mermaidLoaded()·{ | 415 | ··function·mermaidLoaded()·{ |
| 416 | ····mermaid.initialize({ | 416 | ····mermaid.initialize({ |
| Offset 208, 15 lines modified | Offset 208, 15 lines modified | ||
| 208 | ······<p·class="built-using"> | 208 | ······<p·class="built-using"> |
| 209 | ········Built·using | 209 | ········Built·using |
| 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 210 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 211 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 212 | ······</p> | 212 | ······</p> |
| 213 | <p>Copyright·©·1996-202 | 213 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 214 | ····</footer> | 214 | ····</footer> |
| 215 | ··</div> | 215 | ··</div> |
| 216 | </main> | 216 | </main> |
| 217 | </div> | 217 | </div> |
| 218 | <script> | 218 | <script> |
| 219 | ··function·mermaidLoaded()·{ | 219 | ··function·mermaidLoaded()·{ |
| 220 | ····mermaid.initialize({ | 220 | ····mermaid.initialize({ |
| Offset 217, 29 lines modified | Offset 217, 29 lines modified | ||
| 217 | that·is,·if·a·process·using·the·module·spontaneously·switches·to·new·code,·or | 217 | that·is,·if·a·process·using·the·module·spontaneously·switches·to·new·code,·or |
| 218 | if·it·is·"static".·When·doing·an·advanced·update·and·upgrade,·the·new·version | 218 | if·it·is·"static".·When·doing·an·advanced·update·and·upgrade,·the·new·version |
| 219 | of·a·dynamic·module·is·loaded·before·the·process·is·asked·to·change·code.·When | 219 | of·a·dynamic·module·is·loaded·before·the·process·is·asked·to·change·code.·When |
| 220 | downgrading,·the·process·is·asked·to·change·code·before·loading·the·new | 220 | downgrading,·the·process·is·asked·to·change·code·before·loading·the·new |
| 221 | version.·For·static·modules,·the·new·version·is·loaded·before·the·process·is | 221 | version.·For·static·modules,·the·new·version·is·loaded·before·the·process·is |
| 222 | asked·to·change·code,·both·in·the·case·of·upgrading·and·downgrading.·Callback | 222 | asked·to·change·code,·both·in·the·case·of·upgrading·and·downgrading.·Callback |
| 223 | modules·are·dynamic.</p></li></ul><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start | 223 | modules·are·dynamic.</p></li></ul><p><code·class="inline">update</code>·with·argument·<code·class="inline">supervisor</code>·is·used·when·changing·the·start |
| 224 | specification·of·a·supervisor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 224 | specification·of·a·supervisor.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5006741524-1">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="5006741524-1">}</span><span·class="w"> |
| 225 | </span><span·class="p"·data-group-id=" | 225 | </span><span·class="p"·data-group-id="5006741524-2">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="5006741524-2">}</span><span·class="w"> |
| 226 | </span><span·class="p"·data-group-id=" | 226 | </span><span·class="p"·data-group-id="5006741524-3">{</span><span·class="nb">load_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">PrePurge</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·153,·SHA:·e205132deeb55d16fcd653b3511d2359c184d4530f1a1f8e08338d292880ae37·...·]-3">}</span><span·class="w"> |
| 227 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 227 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="5006741524-4">(</span><span·class="p"·data-group-id="5006741524-4">)</span><span·class="w"> |
| 228 | ··</span><span·class="n">PrePurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PostPurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">soft_purge</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">brutal_purge</span><span·class="w"> | 228 | ··</span><span·class="n">PrePurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">PostPurge</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">soft_purge</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">brutal_purge</span><span·class="w"> |
| 229 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 229 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5006741524-5">[</span><span·class="n">Mod</span><span·class="p"·data-group-id="5006741524-5">]</span></code></pre><p>Simple·code·replacement·of·the·module·<code·class="inline">Mod</code>.</p><p>For·a·description·of·<code·class="inline">PrePurge</code>·and·<code·class="inline">PostPurge</code>,·see·<code·class="inline">update</code>·above.</p><p><code·class="inline">DepMods</code>·defaults·to·<code·class="inline">[]</code>·and·defines·which·other·modules·<code·class="inline">Mod</code>·is·dependent |
| 230 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·for·loading·these·modules·come·before·the | 230 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·for·loading·these·modules·come·before·the |
| 231 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 231 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3851253721-1">{</span><span·class="ss">add_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="3851253721-1">}</span><span·class="w"> |
| 232 | </span><span·class="p"·data-group-id=" | 232 | </span><span·class="p"·data-group-id="3851253721-2">{</span><span·class="ss">add_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="3851253721-2">}</span><span·class="w"> |
| 233 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 233 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="3851253721-3">(</span><span·class="p"·data-group-id="3851253721-3">)</span><span·class="w"> |
| 234 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 234 | ··</span><span·class="n">DepMods</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3851253721-4">[</span><span·class="n">Mod</span><span·class="p"·data-group-id="3851253721-4">]</span></code></pre><p>Loads·a·new·module·<code·class="inline">Mod</code>.</p><p><code·class="inline">DepMods</code>·defaults·to·<code·class="inline">[]</code>·and·defines·which·other·modules·<code·class="inline">Mod</code>·is·dependent |
| 235 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the | 235 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the |
| 236 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 236 | instruction·for·loading·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7040479945-1">{</span><span·class="nb">delete_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p"·data-group-id="7040479945-1">}</span><span·class="w"> |
| 237 | </span><span·class="p"·data-group-id=" | 237 | </span><span·class="p"·data-group-id="7040479945-2">{</span><span·class="nb">delete_module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DepMods</span><span·class="p"·data-group-id="7040479945-2">}</span><span·class="w"> |
| 238 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 238 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="7040479945-3">(</span><span·class="p"·data-group-id="7040479945-3">)</span></code></pre><p>Deletes·a·module·<code·class="inline">Mod</code>·using·the·low-level·instructions·<code·class="inline">remove</code>·and·<code·class="inline">purge</code>.</p><p><code·class="inline">DepMods</code>·defaults·to·<code·class="inline">[]</code>·and·defines·which·other·modules·<code·class="inline">Mod</code>·is·dependent |
| 239 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the | 239 | on.·In·the·<code·class="inline">relup</code>·file,·instructions·related·to·these·modules·come·before·the |
| 240 | instruction·for·removing·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="text">{add_application,·Application} | 240 | instruction·for·removing·<code·class="inline">Mod</code>·when·upgrading,·and·conversely·when·downgrading.</p><pre><code·class="text">{add_application,·Application} |
| 241 | {add_application,·Application,·Type} | 241 | {add_application,·Application,·Type} |
| 242 | ··Application·=·atom() | 242 | ··Application·=·atom() |
| 243 | ··Type·=·permanent·|·transient·|·temporary·|·load·|·none</code></pre><p>Adding·an·application·means·that·the·modules·defined·by·the·<code·class="inline">modules</code>·key·in·the | 243 | ··Type·=·permanent·|·transient·|·temporary·|·load·|·none</code></pre><p>Adding·an·application·means·that·the·modules·defined·by·the·<code·class="inline">modules</code>·key·in·the |
| 244 | <code·class="inline">.app</code>·file·are·loaded·using·<code·class="inline">add_module</code>.</p><p><code·class="inline">Type</code>·defaults·to·<code·class="inline">permanent</code>·and·specifies·the·start·type·of·the·application. | 244 | <code·class="inline">.app</code>·file·are·loaded·using·<code·class="inline">add_module</code>.</p><p><code·class="inline">Type</code>·defaults·to·<code·class="inline">permanent</code>·and·specifies·the·start·type·of·the·application. |
| 245 | If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and | 245 | If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and |
| Offset 258, 62 lines modified | Offset 258, 62 lines modified | ||
| 258 | application·is·not·loaded·and·not·started,·although·the·code·for·its·modules·is | 258 | application·is·not·loaded·and·not·started,·although·the·code·for·its·modules·is |
| 259 | loaded.</p><h3·id="low-level-instructions"·class="section-heading"> | 259 | loaded.</p><h3·id="low-level-instructions"·class="section-heading"> |
| 260 | ··<a·href="#low-level-instructions"·class="hover-link"> | 260 | ··<a·href="#low-level-instructions"·class="hover-link"> |
| 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 261 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 262 | ··</a> | 262 | ··</a> |
| 263 | ··<span·class="text">Low-Level·Instructions</span> | 263 | ··<span·class="text">Low-Level·Instructions</span> |
| 264 | </h3> | 264 | </h3> |
| 265 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 265 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6408006976-1">{</span><span·class="ss">load_object_code</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6408006976-2">{</span><span·class="n">App</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Vsn[·...·truncated·by·diffoscope;·len:·281,·SHA:·2f77b9e8d82fb1c90b98c3d8ee4ae9558b10dfb5c559990da371b59befcc01ce·...·]-1">}</span><span·class="w"> |
| 266 | ··</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 266 | ··</span><span·class="n">App</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="6408006976-4">(</span><span·class="p"·data-group-id="6408006976-4">)</span><span·class="w"> |
| 267 | ··</span><span·class="n">Vsn</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 267 | ··</span><span·class="n">Vsn</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="6408006976-5">(</span><span·class="p"·data-group-id="6408006976-5">)</span></code></pre><p>Reads·each·<code·class="inline">Mod</code>·from·directory·<code·class="inline">App-Vsn/ebin</code>·as·a·binary.·It·does·not·load·the |
| 268 | modules.·The·instruction·is·to·be·placed·first·in·the·script·to·read·all·new | 268 | modules.·The·instruction·is·to·be·placed·first·in·the·script·to·read·all·new |
| 269 | code·from·the·file·to·make·the·suspend-load-resume·cycle·less·time-consuming.</p><pre><code·class="text">point_of_no_return</code></pre><p>If·a·crash·occurs·after·this·instruction,·the·system·cannot·recover·and·is | 269 | code·from·the·file·to·make·the·suspend-load-resume·cycle·less·time-consuming.</p><pre><code·class="text">point_of_no_return</code></pre><p>If·a·crash·occurs·after·this·instruction,·the·system·cannot·recover·and·is |
| 270 | restarted·from·the·old·release·version.·The·instruction·must·only·occur·once·in | 270 | restarted·from·the·old·release·version.·The·instruction·must·only·occur·once·in |
| 271 | a·script.·It·is·to·be·placed·after·all·<code·class="inline">load_object_code</code>·instructions.</p><pre><code·class="text">{load,·{Mod,·PrePurge,·PostPurge}} | 271 | a·script.·It·is·to·be·placed·after·all·<code·class="inline">load_object_code</code>·instructions.</p><pre><code·class="text">{load,·{Mod,·PrePurge,·PostPurge}} |
| 272 | ··Mod·=·atom() | 272 | ··Mod·=·atom() |
| 273 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Before·this·instruction·occurs,·<code·class="inline">Mod</code>·must·have·been·loaded·using | 273 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Before·this·instruction·occurs,·<code·class="inline">Mod</code>·must·have·been·loaded·using |
| 274 | <code·class="inline">load_object_code</code>.·This·instruction·loads·the·module.·<code·class="inline">PrePurge</code>·is·ignored. | 274 | <code·class="inline">load_object_code</code>.·This·instruction·loads·the·module.·<code·class="inline">PrePurge</code>·is·ignored. |
| 275 | For·a·description·of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code> | 275 | For·a·description·of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code> |
| 276 | earlier.</p><pre><code·class="text">{remove,·{Mod,·PrePurge,·PostPurge}} | 276 | earlier.</p><pre><code·class="text">{remove,·{Mod,·PrePurge,·PostPurge}} |
| 277 | ··Mod·=·atom() | 277 | ··Mod·=·atom() |
| 278 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Makes·the·current·version·of·<code·class="inline">Mod</code>·old.·<code·class="inline">PrePurge</code>·is·ignored.·For·a·description | 278 | ··PrePurge·=·PostPurge·=·soft_purge·|·brutal_purge</code></pre><p>Makes·the·current·version·of·<code·class="inline">Mod</code>·old.·<code·class="inline">PrePurge</code>·is·ignored.·For·a·description |
| 279 | of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code>·earlier.</p><pre><code·class="text">{purge,·[Mod]} | 279 | of·<code·class="inline">PostPurge</code>,·see·the·high-level·instruction·<code·class="inline">update</code>·earlier.</p><pre><code·class="text">{purge,·[Mod]} |
| 280 | ··Mod·=·atom()</code></pre><p>Purges·each·module·<code·class="inline">Mod</code>,·that·is,·removes·the·old·code.·Notice·that·any·process | 280 | ··Mod·=·atom()</code></pre><p>Purges·each·module·<code·class="inline">Mod</code>,·that·is,·removes·the·old·code.·Notice·that·any·process |
| 281 | executing·purged·code·is·killed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 281 | executing·purged·code·is·killed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1092980708-1">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1092980708-2">[</span><span·class="n">Mod</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·300,·SHA:·94257bf849cfc2ac5ddb87581ce6ec3b5be962216bbdc8c875a928e3dac2ef4d·...·]-1">}</span><span·class="w"> |
| 282 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 282 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="1092980708-4">(</span><span·class="p"·data-group-id="1092980708-4">)</span><span·class="w"> |
| 283 | ··</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 283 | ··</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="1092980708-5">(</span><span·class="p"·data-group-id="1092980708-5">)</span><span·class="o">></span><span·class="mi">0</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">default</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">infinity</span></code></pre><p>Tries·to·suspend·all·processes·using·a·module·<code·class="inline">Mod</code>.·If·a·process·does·not |
| 284 | respond,·it·is·ignored.·This·can·cause·the·process·to·die,·either·because·it | 284 | respond,·it·is·ignored.·This·can·cause·the·process·to·die,·either·because·it |
| 285 | crashes·when·it·spontaneously·switches·to·new·code,·or·as·a·result·of·a·purge | 285 | crashes·when·it·spontaneously·switches·to·new·code,·or·as·a·result·of·a·purge |
| 286 | operation.·If·no·<code·class="inline">Timeout</code>·is·specified·or·<code·class="inline">default</code>·is·specified,·the·default | 286 | operation.·If·no·<code·class="inline">Timeout</code>·is·specified·or·<code·class="inline">default</code>·is·specified,·the·default |
| 287 | value·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/sys.html#suspend/1"><code·class="inline">sys:suspend</code></a>·is·used.</p><pre><code·class="text">{resume,·[Mod]} | 287 | value·for·<a·href="../../../../lib/stdlib-6.2.1/doc/html/sys.html#suspend/1"><code·class="inline">sys:suspend</code></a>·is·used.</p><pre><code·class="text">{resume,·[Mod]} |
| 288 | ··Mod·=·atom()</code></pre><p>Resumes·all·suspended·processes·using·a·module·<code·class="inline">Mod</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 288 | ··Mod·=·atom()</code></pre><p>Resumes·all·suspended·processes·using·a·module·<code·class="inline">Mod</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2432804745-1">{</span><span·class="ss">code_change</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2432804745-2">[</span><span·class="p"·data-group-id="2432804745-3">{</span><span·class="n">Mod</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·204,·SHA:·c44322b347e799a97c0a0567890173d12e5e84ad281cd3649349c0183f7ed7ae·...·]-1">}</span><span·class="w"> |
| 289 | </span><span·class="p"·data-group-id=" | 289 | </span><span·class="p"·data-group-id="2432804745-4">{</span><span·class="ss">code_change</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2432804745-5">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·279,·SHA:·614a5bc536d566707c614d788b89c19368037b6080e91ff2026ce8d890e9f6e3·...·]-4">}</span><span·class="w"> |
| 290 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 290 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="2432804745-7">(</span><span·class="p"·data-group-id="2432804745-7">)</span><span·class="w"> |
| 291 | ··</span><span·class="n">Mode</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">down</span><span·class="w"> | 291 | ··</span><span·class="n">Mode</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">down</span><span·class="w"> |
| 292 | ··</span><span·class="n">Extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 292 | ··</span><span·class="n">Extra</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="2432804745-8">(</span><span·class="p"·data-group-id="2432804745-8">)</span></code></pre><p><code·class="inline">Mode</code>·defaults·to·<code·class="inline">up</code>·and·specifies·if·it·is·an·upgrade·or·downgrade.·This |
| 293 | instruction·sends·a·<code·class="inline">code_change</code>·system·message·to·all·processes·using·a·module | 293 | instruction·sends·a·<code·class="inline">code_change</code>·system·message·to·all·processes·using·a·module |
| 294 | <code·class="inline">Mod</code>·by·calling·function·<a·href="../../../../lib/stdlib-6.2.1/doc/html/sys.html#change_code/4"><code·class="inline">sys:change_code</code></a>,·passing·term | 294 | <code·class="inline">Mod</code>·by·calling·function·<a·href="../../../../lib/stdlib-6.2.1/doc/html/sys.html#change_code/4"><code·class="inline">sys:change_code</code></a>,·passing·term |
| 295 | <code·class="inline">Extra</code>·as·argument.</p><pre><code·class="text">{stop,·[Mod]} | 295 | <code·class="inline">Extra</code>·as·argument.</p><pre><code·class="text">{stop,·[Mod]} |
| 296 | ··Mod·=·atom()</code></pre><p>Stops·all·processes·using·a·module·<code·class="inline">Mod</code>·by·calling | 296 | ··Mod·=·atom()</code></pre><p>Stops·all·processes·using·a·module·<code·class="inline">Mod</code>·by·calling |
| 297 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/supervisor.html#terminate_child/2"><code·class="inline">supervisor:terminate_child/2</code></a>.·This·instruction·is·useful·when·the·simplest·way | 297 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/supervisor.html#terminate_child/2"><code·class="inline">supervisor:terminate_child/2</code></a>.·This·instruction·is·useful·when·the·simplest·way |
| 298 | to·change·code·is·to·stop·and·restart·the·processes·that·run·the·code.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 298 | to·change·code·is·to·stop·and·restart·the·processes·that·run·the·code.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9604023745-1">{</span><span·class="ss">start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9604023745-2">[</span><span·class="n">Mod</span><span·class="p"·data-group-id="9604023745-2">]</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·4f4571243703a49a8ee33743b29c47732a5351d5d0d127de4926531c5efa6377·...·]-1">}</span><span·class="w"> |
| 299 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 299 | ··</span><span·class="n">Mod</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="9604023745-3">(</span><span·class="p"·data-group-id="9604023745-3">)</span></code></pre><p>Starts·all·stopped·processes·using·a·module·<code·class="inline">Mod</code>·by·calling |
| 300 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/supervisor.html#restart_child/2"><code·class="inline">supervisor:restart_child/2</code></a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 300 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/supervisor.html#restart_child/2"><code·class="inline">supervisor:restart_child/2</code></a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1672815912-1">{</span><span·class="ss">sync_nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1672815912-2">[</span><span·class="n">Node</span[·...·truncated·by·diffoscope;·len:·95,·SHA:·10a9d93cc1527e761f5d79415dc73210159fe93cb52cea56c480fa6399bb51eb·...·]-1">}</span><span·class="w"> |
| 301 | </span><span·class="p"·data-group-id=" | 301 | </span><span·class="p"·data-group-id="1672815912-3">{</span><span·class="ss">sync_nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1672815912-4">{</span><span·class="n">M</span><s[·...·truncated·by·diffoscope;·len:·236,·SHA:·9d0bb57b6a6089bd226dd88cd05467ee3f25e185a7d6e3ca9a3f0bd4e82a3149·...·]-3">}</span><span·class="w"> |
| 302 | ··</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 302 | ··</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="1672815912-5">(</span><span·class="p"·data-group-id="1672815912-5">)</span><span·class="w"> |
| 303 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id=" | 303 | ··</span><span·class="n">Node</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">node</span><span·class="p"·data-group-id="1672815912-6">(</span><span·class="p"·data-group-id="1672815912-6">)</span><span·class="w"> |
| 304 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 304 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="1672815912-7">(</span><span·class="p"·data-group-id="1672815912-7">)</span><span·class="w"> |
| 305 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 305 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1672815912-8">[</span><span·class="nf">term</span><span·class="p"·data-group-id="1672815912-9">(</span><span·class="p"·data-group-id="1672815912-9">)</span><span·class="p"·data-group-id="1672815912-8">]</span></code></pre><p><a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>·must·return·a·list·of·nodes.</p><p>This·instruction·synchronizes·the·release·installation·with·other·nodes.·Each |
| 306 | <code·class="inline">Node</code>·must·evaluate·this·command·with·the·same·<code·class="inline">Id</code>.·The·local·node·waits·for | 306 | <code·class="inline">Node</code>·must·evaluate·this·command·with·the·same·<code·class="inline">Id</code>.·The·local·node·waits·for |
| 307 | all·other·nodes·to·evaluate·the·instruction·before·execution·continues.·If·a | 307 | all·other·nodes·to·evaluate·the·instruction·before·execution·continues.·If·a |
| 308 | node·goes·down,·it·is·considered·to·be·an·unrecoverable·error,·and·the·local | 308 | node·goes·down,·it·is·considered·to·be·an·unrecoverable·error,·and·the·local |
| 309 | node·is·restarted·from·the·old·release.·There·is·no·time-out·for·this | 309 | node·is·restarted·from·the·old·release.·There·is·no·time-out·for·this |
| 310 | instruction,·which·means·that·it·can·hang·forever.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 310 | instruction,·which·means·that·it·can·hang·forever.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1890243987-1">{</span><span·class="nb">apply</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1890243987-2">{</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">F</span><span·cl[·...·truncated·by·diffoscope;·len:·158,·SHA:·248f82a166dfc01779c6f9e41f0236dc7cfb366d7b7315b1dedca7217cc580ac·...·]-1">}</span><span·class="w"> |
| 311 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id=" | 311 | ··</span><span·class="n">M</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">atom</span><span·class="p"·data-group-id="1890243987-3">(</span><span·class="p"·data-group-id="1890243987-3">)</span><span·class="w"> |
| 312 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 312 | ··</span><span·class="n">A</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1890243987-4">[</span><span·class="nf">term</span><span·class="p"·data-group-id="1890243987-5">(</span><span·class="p"·data-group-id="1890243987-5">)</span><span·class="p"·data-group-id="1890243987-4">]</span></code></pre><p>Evaluates·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,·F,·A)</code></a>.</p><p>If·the·instruction·appears·before·instruction·<code·class="inline">point_of_no_return</code>,·a·failure·is |
| 313 | caught.·<a·href="release_handler.html#install_release/1"><code·class="inline">release_handler:install_release/1</code></a>·then·returns | 313 | caught.·<a·href="release_handler.html#install_release/1"><code·class="inline">release_handler:install_release/1</code></a>·then·returns |
| 314 | <code·class="inline">{error,{'EXIT',Reason}}</code>,·unless·<code·class="inline">{error,Error}</code>·is·thrown·or·returned.·Then·it | 314 | <code·class="inline">{error,{'EXIT',Reason}}</code>,·unless·<code·class="inline">{error,Error}</code>·is·thrown·or·returned.·Then·it |
| 315 | returns·<code·class="inline">{error,Error}</code>.</p><p>If·the·instruction·appears·after·instruction·<code·class="inline">point_of_no_return</code>·and·the | 315 | returns·<code·class="inline">{error,Error}</code>.</p><p>If·the·instruction·appears·after·instruction·<code·class="inline">point_of_no_return</code>·and·the |
| 316 | function·call·fails,·the·system·is·restarted.</p><pre><code·class="text">restart_new_emulator</code></pre><p>This·instruction·is·used·when·the·application·ERTS,·Kernel,·STDLIB,·or·SASL·is | 316 | function·call·fails,·the·system·is·restarted.</p><pre><code·class="text">restart_new_emulator</code></pre><p>This·instruction·is·used·when·the·application·ERTS,·Kernel,·STDLIB,·or·SASL·is |
| 317 | upgraded.·It·shuts·down·the·current·emulator·and·starts·a·new·one.·All·processes | 317 | upgraded.·It·shuts·down·the·current·emulator·and·starts·a·new·one.·All·processes |
| 318 | are·terminated·gracefully,·and·the·new·version·of·ERTS,·Kernel,·STDLIB,·and·SASL | 318 | are·terminated·gracefully,·and·the·new·version·of·ERTS,·Kernel,·STDLIB,·and·SASL |
| 319 | are·used·when·the·emulator·restarts.·Only·one·<code·class="inline">restart_new_emulator</code>·instruction | 319 | are·used·when·the·emulator·restarts.·Only·one·<code·class="inline">restart_new_emulator</code>·instruction |
| Offset 391, 15 lines modified | Offset 391, 15 lines modified | ||
| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
| Offset 304, 50 lines modified | Offset 304, 50 lines modified | ||
| 304 | ········ok</code></pre><h3·id="show-reports"·class="section-heading"> | 304 | ········ok</code></pre><h3·id="show-reports"·class="section-heading"> |
| 305 | ··<a·href="#show-reports"·class="hover-link"> | 305 | ··<a·href="#show-reports"·class="hover-link"> |
| 306 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 306 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 307 | ··</a> | 307 | ··</a> |
| 308 | ··<span·class="text">Show·Reports</span> | 308 | ··<span·class="text">Show·Reports</span> |
| 309 | </h3> | 309 | </h3> |
| 310 | <p>Use·function·<a·href="rb.html#show/1"><code·class="inline">rb:show(Number)</code></a>·to·show·details·of·a·specific | 310 | <p>Use·function·<a·href="rb.html#show/1"><code·class="inline">rb:show(Number)</code></a>·to·show·details·of·a·specific |
| 311 | report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 311 | report:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="7155983632-1">(</span><span·class="mi">4</span><span·class="p"·data-group-id="7155983632-1">)</span><span·class="p">.</span><span·class="w"> |
| 312 | </span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">···································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">36</span><span·class="w"> | 312 | </span><span·class="n">PROGRESS</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">···································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">36</span><span·class="w"> |
| 313 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 313 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 314 | </span><span·class="ss">supervisor</span><span·class="w">·····················································</span><span·class="p"·data-group-id=" | 314 | </span><span·class="ss">supervisor</span><span·class="w">·····················································</span><span·class="p"·data-group-id="7155983632-2">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="ss">sasl_sup</span><span·class="p"·data-group-id="7155983632-2">}</span><span·class="w"> |
| 315 | </span><span·class="ss">started</span><span·class="w"> | 315 | </span><span·class="ss">started</span><span·class="w"> |
| 316 | </span><span·class="p"·data-group-id=" | 316 | </span><span·class="p"·data-group-id="7155983632-3">[</span><span·class="p"·data-group-id="7155983632-4">{</span><span·class="ss">pid</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span[·...·truncated·by·diffoscope;·len:·42,·SHA:·ff22b23f2164346effdc423929a402d572089fae0e70ad1ab0020f67b287f6dd·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="7155983632-5">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="ss">release_handler</span><span·class="p"·data-group-id="7155983632-5">}</span><span·class="p">,</span><span·class="w"> |
| 318 | </span><span·class="p"·data-group-id=" | 318 | </span><span·class="p"·data-group-id="7155983632-6">{</span><span·class="ss">mfa</span><span·class="p">,</span><span·class="p"·data-group-id="7155983632-7">{</span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="ss">start_link</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·191,·SHA:·291e3c637451b98861ab3d2f68a1ffd4b38ba1c9ae071de452b5268f4d9b0f37·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 319 | </span><span·class="p"·data-group-id=" | 319 | </span><span·class="p"·data-group-id="7155983632-9">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="ss">permanent</span><span·class="p"·data-group-id="7155983632-9">}</span><span·class="p">,</span><span·class="w"> |
| 320 | </span><span·class="p"·data-group-id=" | 320 | </span><span·class="p"·data-group-id="7155983632-10">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="mi">2000</span><span·class="p"·data-group-id="7155983632-10">}</span><span·class="p">,</span><span·class="w"> |
| 321 | </span><span·class="p"·data-group-id=" | 321 | </span><span·class="p"·data-group-id="7155983632-11">{</span><span·class="ss">child_type</span><span·class="p">,</span><span·class="ss">worker</span><span·class="p"·data-group-id="7155983632-11">}</span><span·class="p"·data-group-id="7155983632-3">]</span><span·class="w"> |
| 322 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 322 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 323 | 8>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 323 | 8>·</span><span·class="nc">rb</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="7155983632-12">(</span><span·class="mi">9</span><span·class="p"·data-group-id="7155983632-12">)</span><span·class="p">.</span><span·class="w"> |
| 324 | </span><span·class="n">CRASH</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">······································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">21</span><span·class="w"> | 324 | </span><span·class="n">CRASH</span><span·class="w">·</span><span·class="n">REPORT</span><span·class="w">··</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">······································</span><span·class="mi">1996</span><span·class="o">-</span><span·class="mi">10</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">16</span><span·class="p">:</span><span·class="mi">21</span><span·class="w"> |
| 325 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> | 325 | </span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">==</span><span·class="o">=</span><span·class="w"> |
| 326 | </span><span·class="n">Crashing</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> | 326 | </span><span·class="n">Crashing</span><span·class="w">·</span><span·class="ss">process</span><span·class="w"> |
| 327 | </span><span·class="ss">pid</span><span·class="w">·································································</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> | 327 | </span><span·class="ss">pid</span><span·class="w">·································································</span><span·class="o"><</span><span·class="mf">0.24</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w"> |
| 328 | </span><span·class="ss">registered_name</span><span·class="w">··············································</span><span·class="ss">release_handler</span><span·class="w"> | 328 | </span><span·class="ss">registered_name</span><span·class="w">··············································</span><span·class="ss">release_handler</span><span·class="w"> |
| 329 | </span><span·class="ss">error_info</span><span·class="w">·····························</span><span·class="p"·data-group-id=" | 329 | </span><span·class="ss">error_info</span><span·class="w">·····························</span><span·class="p"·data-group-id="7155983632-13">{</span><span·class="ss">undef</span><span·class="p">,</span><span·class="p"·data-group-id="7155983632-14">{</span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="ss">mbj_func</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·196,·SHA:·9ac6412a2f2f722b7a2867ba965c46a96eea8c9ad7777393f7146d894584e66f·...·]-13">}</span><span·class="w"> |
| 330 | </span><span·class="ss">initial_call</span><span·class="w"> | 330 | </span><span·class="ss">initial_call</span><span·class="w"> |
| 331 | </span><span·class="p"·data-group-id=" | 331 | </span><span·class="p"·data-group-id="7155983632-16">{</span><span·class="ss">gen</span><span·class="p">,</span><span·class="ss">init_it</span><span·class="p">,</span><span·class="w"> |
| 332 | </span><span·class="p"·data-group-id=" | 332 | </span><span·class="p"·data-group-id="7155983632-17">[</span><span·class="ss">gen_server</span><span·class="p">,</span><span·class="w"> |
| 333 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> | 333 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> |
| 334 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> | 334 | </span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="w"> |
| 335 | </span><span·class="p"·data-group-id=" | 335 | </span><span·class="p"·data-group-id="7155983632-18">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">register</span><span·class="p"·data-group-id="7155983632-18">}</span><span·class="p">,</span><span·class="w"> |
| 336 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> | 336 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> |
| 337 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> | 337 | </span><span·class="ss">release_handler</span><span·class="p">,</span><span·class="w"> |
| 338 | </span><span·class="p"·data-group-id=" | 338 | </span><span·class="p"·data-group-id="7155983632-19">[</span><span·class="p"·data-group-id="7155983632-19">]</span><span·class="p">,</span><span·class="w"> |
| 339 | </span><span·class="p"·data-group-id=" | 339 | </span><span·class="p"·data-group-id="7155983632-20">[</span><span·class="p"·data-group-id="7155983632-20">]</span><span·class="p"·data-group-id="7155983632-17">]</span><span·class="p"·data-group-id="7155983632-16">}</span><span·class="w"> |
| 340 | </span><span·class="ss">ancestors</span><span·class="w">················································</span><span·class="p"·data-group-id=" | 340 | </span><span·class="ss">ancestors</span><span·class="w">················································</span><span·class="p"·data-group-id="7155983632-21">[</span><span·class="ss">sasl_sup</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.18</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7155983632-21">]</span><span·class="w"> |
| 341 | </span><span·class="ss">messages</span><span·class="w">··································································</span><span·class="p"·data-group-id=" | 341 | </span><span·class="ss">messages</span><span·class="w">··································································</span><span·class="p"·data-group-id="7155983632-22">[</span><span·class="p"·data-group-id="7155983632-22">]</span><span·class="w"> |
| 342 | </span><span·class="ss">links</span><span·class="w">····················································</span><span·class="p"·data-group-id=" | 342 | </span><span·class="ss">links</span><span·class="w">····················································</span><span·class="p"·data-group-id="7155983632-23">[</span><span·class="o"><</span><span·class="mf">0.23</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.20</span><span·class="p">.</span[·...·truncated·by·diffoscope;·len:·94,·SHA:·5886ca23b9dc89c2ff458c125510f9d93b2b4a94ba5b4e14e7e620cc89d8e5db·...·]-23">]</span><span·class="w"> |
| 343 | </span><span·class="ss">dictionary</span><span·class="w">································································</span><span·class="p"·data-group-id=" | 343 | </span><span·class="ss">dictionary</span><span·class="w">································································</span><span·class="p"·data-group-id="7155983632-24">[</span><span·class="p"·data-group-id="7155983632-24">]</span><span·class="w"> |
| 344 | </span><span·class="ss">trap_exit</span><span·class="w">······························································</span><span·class="ss">false</span><span·class="w"> | 344 | </span><span·class="ss">trap_exit</span><span·class="w">······························································</span><span·class="ss">false</span><span·class="w"> |
| 345 | </span><span·class="ss">status</span><span·class="w">·······························································</span><span·class="ss">running</span><span·class="w"> | 345 | </span><span·class="ss">status</span><span·class="w">·······························································</span><span·class="ss">running</span><span·class="w"> |
| 346 | </span><span·class="ss">heap_size</span><span·class="w">································································</span><span·class="mi">610</span><span·class="w"> | 346 | </span><span·class="ss">heap_size</span><span·class="w">································································</span><span·class="mi">610</span><span·class="w"> |
| 347 | </span><span·class="ss">stack_size</span><span·class="w">·······························································</span><span·class="mi">142</span><span·class="w"> | 347 | </span><span·class="ss">stack_size</span><span·class="w">·······························································</span><span·class="mi">142</span><span·class="w"> |
| 348 | </span><span·class="ss">reductions</span><span·class="w">································································</span><span·class="mi">54</span><span·class="w"> | 348 | </span><span·class="ss">reductions</span><span·class="w">································································</span><span·class="mi">54</span><span·class="w"> |
| 349 | </span><span·class="ss">ok</span></code></pre><h3·id="search-reports"·class="section-heading"> | 349 | </span><span·class="ss">ok</span></code></pre><h3·id="search-reports"·class="section-heading"> |
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| 482 | ········Built·using | 482 | ········Built·using |
| 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 483 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 484 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 485 | ······</p> | 485 | ······</p> |
| 486 | <p>Copyright·©·1996-202 | 486 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 487 | ····</footer> | 487 | ····</footer> |
| 488 | ··</div> | 488 | ··</div> |
| 489 | </main> | 489 | </main> |
| 490 | </div> | 490 | </div> |
| 491 | <script> | 491 | <script> |
| 492 | ··function·mermaidLoaded()·{ | 492 | ··function·mermaidLoaded()·{ |
| 493 | ····mermaid.initialize({ | 493 | ····mermaid.initialize({ |
| Offset 1159, 15 lines modified | Offset 1159, 15 lines modified | ||
| 1159 | ······<p·class="built-using"> | 1159 | ······<p·class="built-using"> |
| 1160 | ········Built·using | 1160 | ········Built·using |
| 1161 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1161 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1162 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1162 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1163 | ······</p> | 1163 | ······</p> |
| 1164 | <p>Copyright·©·1996-202 | 1164 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1165 | ····</footer> | 1165 | ····</footer> |
| 1166 | ··</div> | 1166 | ··</div> |
| 1167 | </main> | 1167 | </main> |
| 1168 | </div> | 1168 | </div> |
| 1169 | <script> | 1169 | <script> |
| 1170 | ··function·mermaidLoaded()·{ | 1170 | ··function·mermaidLoaded()·{ |
| 1171 | ····mermaid.initialize({ | 1171 | ····mermaid.initialize({ |
| Offset 1065, 15 lines modified | Offset 1065, 15 lines modified | ||
| 1065 | ······<p·class="built-using"> | 1065 | ······<p·class="built-using"> |
| 1066 | ········Built·using | 1066 | ········Built·using |
| 1067 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1067 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1068 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1068 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1069 | ······</p> | 1069 | ······</p> |
| 1070 | <p>Copyright·©·1996-202 | 1070 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1071 | ····</footer> | 1071 | ····</footer> |
| 1072 | ··</div> | 1072 | ··</div> |
| 1073 | </main> | 1073 | </main> |
| 1074 | </div> | 1074 | </div> |
| 1075 | <script> | 1075 | <script> |
| 1076 | ··function·mermaidLoaded()·{ | 1076 | ··function·mermaidLoaded()·{ |
| 1077 | ····mermaid.initialize({ | 1077 | ····mermaid.initialize({ |
| Offset 136, 19 lines modified | Offset 136, 19 lines modified | ||
| 136 | (<code·class="inline">.script</code>,·<code·class="inline">.boot</code>)·and·release·upgrade·files·(<code·class="inline">relup</code>).</p><h2·id="file-syntax"·class="section-heading"> | 136 | (<code·class="inline">.script</code>,·<code·class="inline">.boot</code>)·and·release·upgrade·files·(<code·class="inline">relup</code>).</p><h2·id="file-syntax"·class="section-heading"> |
| 137 | ··<a·href="#file-syntax"·class="hover-link"> | 137 | ··<a·href="#file-syntax"·class="hover-link"> |
| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">File·Syntax</span> | 140 | ··<span·class="text">File·Syntax</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p>The·release·resource·file·is·to·be·called·<code·class="inline">Name.rel</code>.</p><p>The·<code·class="inline">.rel</code>·file·contains·one·single·Erlang·term,·which·is·called·a·<em>release | 142 | <p>The·release·resource·file·is·to·be·called·<code·class="inline">Name.rel</code>.</p><p>The·<code·class="inline">.rel</code>·file·contains·one·single·Erlang·term,·which·is·called·a·<em>release |
| 143 | specification</em>.·The·file·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 143 | specification</em>.·The·file·has·the·following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5793202140-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5793202140-2">{</span><span·class="n">RelName</span><span·class="p">,</span><span·class="n">Vsn</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·276,·SHA:·9b33a231e6940caf595489de2fed3a9ced94bf10de1ba2cd6405833f77797b78·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 144 | ··</span><span·class="p"·data-group-id=" | 144 | ··</span><span·class="p"·data-group-id="5793202140-4">[</span><span·class="p"·data-group-id="5793202140-5">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p"·data-group-id="5793202140-5">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 145 | ···</span><span·class="p"·data-group-id=" | 145 | ···</span><span·class="p"·data-group-id="5793202140-6">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p"·data-group-id="5793202140-6">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 146 | ···</span><span·class="p"·data-group-id=" | 146 | ···</span><span·class="p"·data-group-id="5793202140-7">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">IncApps</span><span·class="p"·data-group-id="5793202140-7">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 147 | ···</span><span·class="p"·data-group-id=" | 147 | ···</span><span·class="p"·data-group-id="5793202140-8">{</span><span·class="n">Application</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AppVsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Type</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·177,·SHA:·c154f0d30225236fa038ca45bb3ad3ffe35cccd4c11087efdda6c2833b481cf8·...·]-1">}</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">RelName·=·string()</code></strong>·-·Release·name.</p></li><li><p><strong><code·class="inline">Vsn·=·string()</code></strong>·-·Release·version.</p></li><li><p><strong><code·class="inline">EVsn·=·string()</code></strong>·-·ERTS·version·the·release·is·intended·for.</p></li><li><p><strong><code·class="inline">Application·=·atom()</code></strong>·-·Name·of·an·application·included·in·the·release.</p></li><li><p><strong><code·class="inline">AppVsn·=·string()</code></strong>·-·Version·of·an·application·included·in·the·release.</p></li><li><p><strong><code·class="inline">Type·=·permanent·|·transient·|·temporary·|·load·|·none</code></strong>·-·Start·type·of |
| 148 | an·application·included·in·the·release.</p><p>If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and | 148 | an·application·included·in·the·release.</p><p>If·<code·class="inline">Type·=·permanent·|·transient·|·temporary</code>,·the·application·is·loaded·and |
| 149 | started·in·the·corresponding·way,·see·<a·href="../../../../lib/kernel-10.2.3/doc/html/application.html"><code·class="inline">application</code></a>.</p><p>If·<code·class="inline">Type·=·load</code>,·the·application·is·only·loaded.</p><p>If·<code·class="inline">Type·=·none</code>,·the·application·is·not·loaded·and·not·started,·although·the | 149 | started·in·the·corresponding·way,·see·<a·href="../../../../lib/kernel-10.2.3/doc/html/application.html"><code·class="inline">application</code></a>.</p><p>If·<code·class="inline">Type·=·load</code>,·the·application·is·only·loaded.</p><p>If·<code·class="inline">Type·=·none</code>,·the·application·is·not·loaded·and·not·started,·although·the |
| 150 | code·for·its·modules·is·loaded.</p><p>Defaults·to·<code·class="inline">permanent</code></p></li><li><p><strong><code·class="inline">IncApps·=·[atom()]</code></strong>·-·A·list·of·applications·that·are·included·by·an | 150 | code·for·its·modules·is·loaded.</p><p>Defaults·to·<code·class="inline">permanent</code></p></li><li><p><strong><code·class="inline">IncApps·=·[atom()]</code></strong>·-·A·list·of·applications·that·are·included·by·an |
| 151 | application·included·in·the·release.·The·list·must·be·a·subset·of·the·included | 151 | application·included·in·the·release.·The·list·must·be·a·subset·of·the·included |
| 152 | applications·specified·in·the·application·resource·file·(<code·class="inline">Application.app</code>) | 152 | applications·specified·in·the·application·resource·file·(<code·class="inline">Application.app</code>) |
| 153 | and·overrides·this·value.·Defaults·to·the·same·value·as·in·the·application | 153 | and·overrides·this·value.·Defaults·to·the·same·value·as·in·the·application |
| 154 | resource·file.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·list·of·applications·must·contain·the·Kernel·and·STDLIB·applications.</p></section><h2·id="see-also"·class="section-heading"> | 154 | resource·file.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·list·of·applications·must·contain·the·Kernel·and·STDLIB·applications.</p></section><h2·id="see-also"·class="section-heading"> |
| Offset 204, 15 lines modified | Offset 204, 15 lines modified | ||
| 204 | ······<p·class="built-using"> | 204 | ······<p·class="built-using"> |
| 205 | ········Built·using | 205 | ········Built·using |
| 206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 206 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 207 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 208 | ······</p> | 208 | ······</p> |
| 209 | <p>Copyright·©·1996-202 | 209 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 210 | ····</footer> | 210 | ····</footer> |
| 211 | ··</div> | 211 | ··</div> |
| 212 | </main> | 212 | </main> |
| 213 | </div> | 213 | </div> |
| 214 | <script> | 214 | <script> |
| 215 | ··function·mermaidLoaded()·{ | 215 | ··function·mermaidLoaded()·{ |
| 216 | ····mermaid.initialize({ | 216 | ····mermaid.initialize({ |
| Offset 1054, 16 lines modified | Offset 1054, 16 lines modified | ||
| 1054 | updated·(<code·class="inline">Bool==true</code>)·or·if·only·code·paths·for·modified·applications·are·to | 1054 | updated·(<code·class="inline">Bool==true</code>)·or·if·only·code·paths·for·modified·applications·are·to |
| 1055 | be·updated·(<code·class="inline">Bool==false</code>,·default).·This·option·has·only·effect·for·other | 1055 | be·updated·(<code·class="inline">Bool==false</code>,·default).·This·option·has·only·effect·for·other |
| 1056 | application·directories·than·the·default·<code·class="inline">$ROOT/lib/App-Vsn</code>,·that·is, | 1056 | application·directories·than·the·default·<code·class="inline">$ROOT/lib/App-Vsn</code>,·that·is, |
| 1057 | application·directories·specified·in·argument·<code·class="inline">AppDirs</code>·in·a·call·to | 1057 | application·directories·specified·in·argument·<code·class="inline">AppDirs</code>·in·a·call·to |
| 1058 | <a·href="#create_RELEASES/4"><code·class="inline">create_RELEASES/4</code></a>·or·<a·href="#set_unpacked/2"><code·class="inline">set_unpacked/2</code></a>.</p><p><em>Example:</em></p><p>In·the·current·version·<code·class="inline">CurVsn</code>·of·a·release,·the·application·directory·of | 1058 | <a·href="#create_RELEASES/4"><code·class="inline">create_RELEASES/4</code></a>·or·<a·href="#set_unpacked/2"><code·class="inline">set_unpacked/2</code></a>.</p><p><em>Example:</em></p><p>In·the·current·version·<code·class="inline">CurVsn</code>·of·a·release,·the·application·directory·of |
| 1059 | <code·class="inline">myapp</code>·is·<code·class="inline">$ROOT/lib/myapp-1.0</code>.·A·new·version·<code·class="inline">NewVsn</code>·is·unpacked·outside | 1059 | <code·class="inline">myapp</code>·is·<code·class="inline">$ROOT/lib/myapp-1.0</code>.·A·new·version·<code·class="inline">NewVsn</code>·is·unpacked·outside |
| 1060 | the·release·handler·and·the·release·handler·is·informed·about·this·with·a·call | 1060 | the·release·handler·and·the·release·handler·is·informed·about·this·with·a·call |
| 1061 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">release_handler</span><span·class="p">:</span><span·class="nf">set_unpacked</span><span·class="p"·data-group-id=" | 1061 | as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">release_handler</span><span·class="p">:</span><span·class="nf">set_unpacked</span><span·class="p"·data-group-id="6467114846-1">(</span><span·class="n">RelFile</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6467114846-2">[</span><span·class="p"·data-group-id="6467114846-3">{</span><span·class="ss">myapp</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·353,·SHA:·4751945f0266e3c26ed951265c22903d58b5d9f8d15d3a6f7bb1c7c7c9eb835b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1062 | </span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 1062 | </span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6467114846-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">NewVsn</span><span·class="p"·data-group-id="6467114846-4">}</span></code></pre><p>If·<code·class="inline">NewVsn</code>·is·installed·with·option·<code·class="inline">{update_paths,true}</code>,·then |
| 1063 | <a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#lib_dir/1"><code·class="inline">code:lib_dir(myapp)</code></a>·returns·<code·class="inline">/home/user/myapp-1.0</code>.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Installing·a·new·release·can·be·time·consuming·if·there·are·many·processes·in | 1063 | <a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#lib_dir/1"><code·class="inline">code:lib_dir(myapp)</code></a>·returns·<code·class="inline">/home/user/myapp-1.0</code>.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Installing·a·new·release·can·be·time·consuming·if·there·are·many·processes·in |
| 1064 | the·system.·The·reason·is·that·each·process·must·be·checked·for·references·to | 1064 | the·system.·The·reason·is·that·each·process·must·be·checked·for·references·to |
| 1065 | old·code·before·a·module·can·be·purged.·This·check·can·lead·to·garbage | 1065 | old·code·before·a·module·can·be·purged.·This·check·can·lead·to·garbage |
| 1066 | collections·and·copying·of·data.</p><p>To·speed·up·the·execution·of·<a·href="#install_release/1"><code·class="inline">install_release</code></a>,·first | 1066 | collections·and·copying·of·data.</p><p>To·speed·up·the·execution·of·<a·href="#install_release/1"><code·class="inline">install_release</code></a>,·first |
| 1067 | call·<a·href="#check_install_release/1"><code·class="inline">check_install_release</code></a>,·using·option | 1067 | call·<a·href="#check_install_release/1"><code·class="inline">check_install_release</code></a>,·using·option |
| 1068 | <code·class="inline">purge</code>.·This·does·the·same·check·for·old·code.·Then·purges·all·modules·that | 1068 | <code·class="inline">purge</code>.·This·does·the·same·check·for·old·code.·Then·purges·all·modules·that |
| 1069 | can·be·soft-purged.·The·purged·modules·do·then·no·longer·have·any·old·code, | 1069 | can·be·soft-purged.·The·purged·modules·do·then·no·longer·have·any·old·code, |
| Offset 1340, 15 lines modified | Offset 1340, 15 lines modified | ||
| 1340 | ······<p·class="built-using"> | 1340 | ······<p·class="built-using"> |
| 1341 | ········Built·using | 1341 | ········Built·using |
| 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1344 | ······</p> | 1344 | ······</p> |
| 1345 | <p>Copyright·©·1996-202 | 1345 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1346 | ····</footer> | 1346 | ····</footer> |
| 1347 | ··</div> | 1347 | ··</div> |
| 1348 | </main> | 1348 | </main> |
| 1349 | </div> | 1349 | </div> |
| 1350 | <script> | 1350 | <script> |
| 1351 | ··function·mermaidLoaded()·{ | 1351 | ··function·mermaidLoaded()·{ |
| 1352 | ····mermaid.initialize({ | 1352 | ····mermaid.initialize({ |
| Offset 206, 15 lines modified | Offset 206, 15 lines modified | ||
| 206 | ······<p·class="built-using"> | 206 | ······<p·class="built-using"> |
| 207 | ········Built·using | 207 | ········Built·using |
| 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 208 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 209 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 210 | ······</p> | 210 | ······</p> |
| 211 | <p>Copyright·©·1996-202 | 211 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 212 | ····</footer> | 212 | ····</footer> |
| 213 | ··</div> | 213 | ··</div> |
| 214 | </main> | 214 | </main> |
| 215 | </div> | 215 | </div> |
| 216 | <script> | 216 | <script> |
| 217 | ··function·mermaidLoaded()·{ | 217 | ··function·mermaidLoaded()·{ |
| 218 | ····mermaid.initialize({ | 218 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:21:36,·uncompressed·size·20,·method=store |
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| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
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| 188 | ······<p·class="built-using"> | 188 | ······<p·class="built-using"> |
| 189 | ········Built·using | 189 | ········Built·using |
| 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 190 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 191 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 192 | ······</p> | 192 | ······</p> |
| 193 | <p>Copyright·©·1996-202 | 193 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 194 | ····</footer> | 194 | ····</footer> |
| 195 | ··</div> | 195 | ··</div> |
| 196 | </main> | 196 | </main> |
| 197 | </div> | 197 | </div> |
| 198 | <script> | 198 | <script> |
| 199 | ··function·mermaidLoaded()·{ | 199 | ··function·mermaidLoaded()·{ |
| 200 | ····mermaid.initialize({ | 200 | ····mermaid.initialize({ |
| Offset 138, 28 lines modified | Offset 138, 28 lines modified | ||
| 138 | files.</p><h2·id="file-syntax"·class="section-heading"> | 138 | files.</p><h2·id="file-syntax"·class="section-heading"> |
| 139 | ··<a·href="#file-syntax"·class="hover-link"> | 139 | ··<a·href="#file-syntax"·class="hover-link"> |
| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 141 | ··</a> | 141 | ··</a> |
| 142 | ··<span·class="text">File·Syntax</span> | 142 | ··<span·class="text">File·Syntax</span> |
| 143 | </h2> | 143 | </h2> |
| 144 | <p>The·boot·script·is·stored·in·a·file·with·extension·<code·class="inline">.script</code>.·The·file·has·the | 144 | <p>The·boot·script·is·stored·in·a·file·with·extension·<code·class="inline">.script</code>.·The·file·has·the |
| 145 | following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 145 | following·syntax:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1339937967-1">{</span><span·class="ss">script</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1339937967-2">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Vsn</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·e9b3546c02ed25fa81d362c8ee322eb6909db2fe21948b91f2632e22529e625d·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 146 | ·</span><span·class="p"·data-group-id=" | 146 | ·</span><span·class="p"·data-group-id="1339937967-3">[</span><span·class="w"> |
| 147 | ··</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="p"·data-group-id="1339937967-4">{</span><span·class="ss">progress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loading</span><span·class="p"·data-group-id="1339937967-4">}</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="p"·data-group-id="1339937967-5">{</span><span·class="ss">preLoaded</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1339937967-6">[</span><span·class="n">Mod1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod2</spa[·...·truncated·by·diffoscope;·len:·216,·SHA:·97b87679bd4a2812eb6520450650d0d5ca2a6364d25f3a11da7bc324fd53038d·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 149 | ··</span><span·class="p"·data-group-id=" | 149 | ··</span><span·class="p"·data-group-id="1339937967-7">{</span><span·class="ss">path</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1339937967-8">[</span><span·class="n">Dir1</span><span·class="p">,</span><span·class="s">"$ROOT/Dir"</span><span·clas[·...·truncated·by·diffoscope;·len:·180,·SHA:·ed016d9aeb536905ff8569cec0a013fcab3a3f86a869fa4b3efaccec037b9532·...·]-7">}</span><span·class="p">.</span><span·class="w"> |
| 150 | ··</span><span·class="p"·data-group-id=" | 150 | ··</span><span·class="p"·data-group-id="1339937967-9">{</span><span·class="ss">primLoad</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1339937967-10">[</span><span·class="n">Mod1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod2</spa[·...·truncated·by·diffoscope;·len:·217,·SHA:·f1c3076894f8c79d06c4192439354c62dbc092d17fe6cfad1ddc814e6bdabadc·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 151 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 152 | ··</span><span·class="p"·data-group-id=" | 152 | ··</span><span·class="p"·data-group-id="1339937967-11">{</span><span·class="ss">kernel_load_completed</span><span·class="p"·data-group-id="1339937967-11">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ··</span><span·class="p"·data-group-id=" | 153 | ··</span><span·class="p"·data-group-id="1339937967-12">{</span><span·class="ss">progress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">loaded</span><span·class="p"·data-group-id="1339937967-12">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ··</span><span·class="p"·data-group-id=" | 154 | ··</span><span·class="p"·data-group-id="1339937967-13">{</span><span·class="ss">kernelProcess</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1339937967-14">{</span><span·class="n">Mod[·...·truncated·by·diffoscope;·len:·252,·SHA:·a1b386009a13407d7568f177839db29984ae4d1a8e2a0df42f3026a71ffb1b88·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 155 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 156 | ··</span><span·class="p"·data-group-id=" | 156 | ··</span><span·class="p"·data-group-id="1339937967-15">{</span><span·class="nb">apply</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1339937967-16">{</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Func</span><[·...·truncated·by·diffoscope;·len:·169,·SHA:·10bbc286f53c75002496b7b29d857b6c0b913da6e07f748d23b78a4c5164e8b5·...·]-15">}</span><span·class="p">,</span><span·class="w"> |
| 157 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 157 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 158 | ··</span><span·class="p"·data-group-id=" | 158 | ··</span><span·class="p"·data-group-id="1339937967-17">{</span><span·class="ss">progress</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">started</span><span·class="p"·data-group-id="1339937967-17">}</span><span·class="p"·data-group-id="1339937967-3">]</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·061eb294b31513c73c7191bda10b901c5662f77c358be644a4358df566d1c796·...·]-1">}</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">Name·=·string()</code></strong>·-·Defines·the·system·name.</p></li><li><p><strong><code·class="inline">Vsn·=·string()</code></strong>·-·Defines·the·system·version.</p></li><li><p><strong><code·class="inline">{progress,·Term}</code></strong>·-·Sets·the·"progress"·of·the·initialization·program. |
| 159 | The·<a·href="../../../../erts-15.2.3/doc/html/init.html#get_status/0"><code·class="inline">init:get_status/0</code></a>·function·returns·the·current·value·of·the·progress, | 159 | The·<a·href="../../../../erts-15.2.3/doc/html/init.html#get_status/0"><code·class="inline">init:get_status/0</code></a>·function·returns·the·current·value·of·the·progress, |
| 160 | which·is·<code·class="inline">{InternalStatus,Term}</code>.</p></li><li><p><strong><code·class="inline">{path,·[Dir]}</code></strong>·-·<code·class="inline">Dir</code>·is·a·string.·This·argument·sets·the·load·path·of | 160 | which·is·<code·class="inline">{InternalStatus,Term}</code>.</p></li><li><p><strong><code·class="inline">{path,·[Dir]}</code></strong>·-·<code·class="inline">Dir</code>·is·a·string.·This·argument·sets·the·load·path·of |
| 161 | the·system·to·<code·class="inline">[Dir]</code>.·The·load·path·used·to·load·modules·is·obtained·from·the | 161 | the·system·to·<code·class="inline">[Dir]</code>.·The·load·path·used·to·load·modules·is·obtained·from·the |
| 162 | initial·load·path,·which·is·given·in·the·script·file,·together·with·any·path | 162 | initial·load·path,·which·is·given·in·the·script·file,·together·with·any·path |
| 163 | flags·that·were·supplied·in·the·command-line·arguments.·The·command-line | 163 | flags·that·were·supplied·in·the·command-line·arguments.·The·command-line |
| 164 | arguments·modify·the·path·as·follows:</p><ul><li><code·class="inline">-pa·Dir1·Dir2·...·DirN</code>·adds·the·directories | 164 | arguments·modify·the·path·as·follows:</p><ul><li><code·class="inline">-pa·Dir1·Dir2·...·DirN</code>·adds·the·directories |
| 165 | <code·class="inline">DirN,·DirN-1,·...,·Dir2,·Dir1</code>·to·the·front·of·the·initial·load·path.</li><li><code·class="inline">-pz·Dir1·Dir2·...·DirN</code>·adds·the·directories·<code·class="inline">Dir1,·Dir2,·...,·DirN</code>·to·the | 165 | <code·class="inline">DirN,·DirN-1,·...,·Dir2,·Dir1</code>·to·the·front·of·the·initial·load·path.</li><li><code·class="inline">-pz·Dir1·Dir2·...·DirN</code>·adds·the·directories·<code·class="inline">Dir1,·Dir2,·...,·DirN</code>·to·the |
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| 230 | ······<p·class="built-using"> | 230 | ······<p·class="built-using"> |
| 231 | ········Built·using | 231 | ········Built·using |
| 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 234 | ······</p> | 234 | ······</p> |
| 235 | <p>Copyright·©·1996-202 | 235 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 236 | ····</footer> | 236 | ····</footer> |
| 237 | ··</div> | 237 | ··</div> |
| 238 | </main> | 238 | </main> |
| 239 | </div> | 239 | </div> |
| 240 | <script> | 240 | <script> |
| 241 | ··function·mermaidLoaded()·{ | 241 | ··function·mermaidLoaded()·{ |
| 242 | ····mermaid.initialize({ | 242 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 656, 15 lines modified | Offset 656, 15 lines modified | ||
| 656 | ······<p·class="built-using"> | 656 | ······<p·class="built-using"> |
| 657 | ········Built·using | 657 | ········Built·using |
| 658 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 658 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 659 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 659 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 660 | ······</p> | 660 | ······</p> |
| 661 | <p>Copyright·©·1996-202 | 661 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 662 | ····</footer> | 662 | ····</footer> |
| 663 | ··</div> | 663 | ··</div> |
| 664 | </main> | 664 | </main> |
| 665 | </div> | 665 | </div> |
| 666 | <script> | 666 | <script> |
| 667 | ··function·mermaidLoaded()·{ | 667 | ··function·mermaidLoaded()·{ |
| 668 | ····mermaid.initialize({ | 668 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
| Offset 478, 15 lines modified | Offset 478, 15 lines modified | ||
| 478 | ······<p·class="built-using"> | 478 | ······<p·class="built-using"> |
| 479 | ········Built·using | 479 | ········Built·using |
| 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 482 | ······</p> | 482 | ······</p> |
| 483 | <p>Copyright·©·1996-202 | 483 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 484 | ····</footer> | 484 | ····</footer> |
| 485 | ··</div> | 485 | ··</div> |
| 486 | </main> | 486 | </main> |
| 487 | </div> | 487 | </div> |
| 488 | <script> | 488 | <script> |
| 489 | ··function·mermaidLoaded()·{ | 489 | ··function·mermaidLoaded()·{ |
| 490 | ····mermaid.initialize({ | 490 | ····mermaid.initialize({ |
| Offset 1115, 15 lines modified | Offset 1115, 15 lines modified | ||
| 1115 | ······<p·class="built-using"> | 1115 | ······<p·class="built-using"> |
| 1116 | ········Built·using | 1116 | ········Built·using |
| 1117 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1117 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1118 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1118 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1119 | ······</p> | 1119 | ······</p> |
| 1120 | <p>Copyright·©·1996-202 | 1120 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1121 | ····</footer> | 1121 | ····</footer> |
| 1122 | ··</div> | 1122 | ··</div> |
| 1123 | </main> | 1123 | </main> |
| 1124 | </div> | 1124 | </div> |
| 1125 | <script> | 1125 | <script> |
| 1126 | ··function·mermaidLoaded()·{ | 1126 | ··function·mermaidLoaded()·{ |
| 1127 | ····mermaid.initialize({ | 1127 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:30,·uncompressed·size·20,·method=store |
| Offset 3195, 16 lines modified | Offset 3195, 16 lines modified | ||
| 3195 | ······<div·class="specs"> | 3195 | ······<div·class="specs"> |
| 3196 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Prefix)·->·<a·href="#t:void/0">void</a>()·when·Prefix·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> | 3196 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·print_version_info(Prefix)·->·<a·href="#t:void/0">void</a>()·when·Prefix·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> |
| 3197 | ······</div> | 3197 | ······</div> |
| 3198 | <p>Utility·function(s)·to·produce·a·formatted·printout·of·the·versions·info | 3198 | <p>Utility·function(s)·to·produce·a·formatted·printout·of·the·versions·info |
| 3199 | generated·by·the·<code·class="inline">versions1</code>·function</p><p>This·is·the·same·as·doing,·e.g.:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id=" | 3199 | generated·by·the·<code·class="inline">versions1</code>·function</p><p>This·is·the·same·as·doing,·e.g.:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="2424884903-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V</span><span·class="p"·data-group-id="2424884903-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·168,·SHA:·541dca8cb6c46e301d4a12c06c71117811c0f1d8c35bad2b49d6a97fbb6785cb·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 3200 | ···········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">print_versions</span><span·class="p"·data-group-id=" | 3200 | ···········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">print_versions</span><span·class="p"·data-group-id="2424884903-3">(</span><span·class="n">V</span><span·class="p"·data-group-id="2424884903-3">)</span><span·class="p">.</span></code></pre> |
| 3201 | ··</section> | 3201 | ··</section> |
| 3202 | </section> | 3202 | </section> |
| 3203 | <section·class="detail"·id="print_versions/1"> | 3203 | <section·class="detail"·id="print_versions/1"> |
| 3204 | ··<div·class="detail-header"> | 3204 | ··<div·class="detail-header"> |
| 3205 | ····<a·href="#print_versions/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3205 | ····<a·href="#print_versions/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3206 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3206 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3253, 16 lines modified | Offset 3253, 16 lines modified | ||
| 3253 | ····························Prefix·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), | 3253 | ····························Prefix·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(), |
| 3254 | ····························Versions·::·[VersionInfo], | 3254 | ····························Versions·::·[VersionInfo], |
| 3255 | ····························VersionInfo·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3255 | ····························VersionInfo·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3256 | ······</div> | 3256 | ······</div> |
| 3257 | <p>Utility·function·to·produce·a·formatted·printout·of·the·versions·info·generated | 3257 | <p>Utility·function·to·produce·a·formatted·printout·of·the·versions·info·generated |
| 3258 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id=" | 3258 | by·the·<code·class="inline">versions1</code>·and·<code·class="inline">versions2</code>·functions</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">···········</span><span·class="p"·data-group-id="0647639280-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V</span><span·class="p"·data-group-id="0647639280-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·168,·SHA:·5a46054d1e1cfaaf8ac0adb8ac0dd1d5b74497da6cf39b3c30b9fc8696d9506e·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 3259 | ···········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">print_versions</span><span·class="p"·data-group-id=" | 3259 | ···········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">print_versions</span><span·class="p"·data-group-id="0647639280-3">(</span><span·class="n">V</span><span·class="p"·data-group-id="0647639280-3">)</span><span·class="p">.</span></code></pre> |
| 3260 | ··</section> | 3260 | ··</section> |
| 3261 | </section> | 3261 | </section> |
| 3262 | <section·class="detail"·id="read_mib/1"> | 3262 | <section·class="detail"·id="read_mib/1"> |
| 3263 | ··<div·class="detail-header"> | 3263 | ··<div·class="detail-header"> |
| 3264 | ····<a·href="#read_mib/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3264 | ····<a·href="#read_mib/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3265 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3265 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3382, 25 lines modified | Offset 3382, 25 lines modified | ||
| 3382 | ·······················TraceOpt·::·{timestamp,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()}·|·TargetOpt.</pre> | 3382 | ·······················TraceOpt·::·{timestamp,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()}·|·TargetOpt.</pre> |
| 3383 | ······</div> | 3383 | ······</div> |
| 3384 | <p>This·function·is·used·to·set·up·trace·on·function(s)·for·the·given·module·or | 3384 | <p>This·function·is·used·to·set·up·trace·on·function(s)·for·the·given·module·or |
| 3385 | modules.</p><p>The·example·below·sets·up·trace·on·the·exported·functions·(default)·of·module | 3385 | modules.</p><p>The·example·below·sets·up·trace·on·the·exported·functions·(default)·of·module |
| 3386 | <code·class="inline">snmp_generic</code>·and·all·functions·of·module·<code·class="inline">snmp_generic_mnesia</code>.·With·return | 3386 | <code·class="inline">snmp_generic</code>·and·all·functions·of·module·<code·class="inline">snmp_generic_mnesia</code>.·With·return |
| 3387 | values·(which·is·default)·and·timestamps·in·both·cases·(which·is·also·default):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">enable_trace</span><span·class="p"·data-group-id=" | 3387 | values·(which·is·default)·and·timestamps·in·both·cases·(which·is·also·default):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">enable_trace</span><span·class="p"·data-group-id="9060568394-1">(</span><span·class="p"·data-group-id="9060568394-1">)</span><span·class="p">,</span><span·class="w"> |
| 3388 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id=" | 3388 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id="9060568394-2">(</span><span·class="p"·data-group-id="9060568394-3">[</span><span·class="ss">snmp_generic</span><span·class="p">,</span><span·class="w"> |
| 3389 | ··························</span><span·class="p"·data-group-id=" | 3389 | ··························</span><span·class="p"·data-group-id="9060568394-4">{</span><span·class="ss">snmp_generic_mnesia</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9060568394-5">[</span><span·class="p"·data-group-id="9060568394-6">{</span><span·class="ss">scope</span><span·cl[·...·truncated·by·diffoscope;·len:·329,·SHA:·fb6c565753e4aa96f6a0d1509b1e8f12ef63a28769808db281a151d2583889d6·...·]4-2">)</span><span·class="p">,</span><span·class="w"> |
| 3390 | » ··</span><span·class="p">.</span><span·class="w"> | 3390 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3391 | » ··</span><span·class="p">.</span><span·class="w"> | 3391 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3392 | » ··</span><span·class="p">.</span><span·class="w"> | 3392 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3393 | ··········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id=" | 3393 | ··········</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">set_trace</span><span·class="p"·data-group-id="9060568394-7">(</span><span·class="ss">snmp_generic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disable</span><span·class="p"·data-group-id="9060568394-7">)</span><span·class="p">,</span><span·class="w"> |
| 3394 | » ··</span><span·class="p">.</span><span·class="w"> | 3394 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3395 | » ··</span><span·class="p">.</span><span·class="w"> | 3395 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3396 | » ··</span><span·class="p">.</span><span·class="w"> | 3396 | » ··</span><span·class="p">.</span><span·class="w"> |
| 3397 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">disable_trace</span><span·class="p"·data-group-id=" | 3397 | » ··</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">disable_trace</span><span·class="p"·data-group-id="9060568394-8">(</span><span·class="p"·data-group-id="9060568394-8">)</span><span·class="p">,</span></code></pre> |
| 3398 | ··</section> | 3398 | ··</section> |
| 3399 | </section> | 3399 | </section> |
| 3400 | <section·class="detail"·id="start/0"> | 3400 | <section·class="detail"·id="start/0"> |
| 3401 | ··<div·class="detail-header"> | 3401 | ··<div·class="detail-header"> |
| 3402 | ····<a·href="#start/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3402 | ····<a·href="#start/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3403 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3403 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3762, 15 lines modified | Offset 3762, 15 lines modified | ||
| 3762 | ······<p·class="built-using"> | 3762 | ······<p·class="built-using"> |
| 3763 | ········Built·using | 3763 | ········Built·using |
| 3764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3766 | ······</p> | 3766 | ······</p> |
| 3767 | <p>Copyright·©·1996-202 | 3767 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3768 | ····</footer> | 3768 | ····</footer> |
| 3769 | ··</div> | 3769 | ··</div> |
| 3770 | </main> | 3770 | </main> |
| 3771 | </div> | 3771 | </div> |
| 3772 | <script> | 3772 | <script> |
| 3773 | ··function·mermaidLoaded()·{ | 3773 | ··function·mermaidLoaded()·{ |
| 3774 | ····mermaid.initialize({ | 3774 | ····mermaid.initialize({ |
| Offset 325, 74 lines modified | Offset 325, 74 lines modified | ||
| 325 | ·······::=·{·empTable·1·} | 325 | ·······::=·{·empTable·1·} |
| 326 | ·······EmpEntry·::= | 326 | ·······EmpEntry·::= |
| 327 | ··············SEQUENCE·{ | 327 | ··············SEQUENCE·{ |
| 328 | ··················empDepNo·········INTEGER, | 328 | ··················empDepNo·········INTEGER, |
| 329 | ··················empName··········DisplayString, | 329 | ··················empName··········DisplayString, |
| 330 | ··················empTelNo·········DisplayString, | 330 | ··················empTelNo·········DisplayString, |
| 331 | ··················empStatus········RowStatus | 331 | ··················empStatus········RowStatus |
| 332 | ··············}</code></pre><p>The·corresponding·Mnesia·table·is·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 332 | ··············}</code></pre><p>The·corresponding·Mnesia·table·is·specified·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="9227589286-1">(</span><span·class="p"·data-group-id="9227589286-2">[</span><span·class="p"·data-group-id="9227589286-3">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">employees</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·9f0b9e9c9011784d6690e854b6d2e3e4201f3082e4b6c01511065fd5550e1e10·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 333 | ·····················</span><span·class="p"·data-group-id=" | 333 | ·····················</span><span·class="p"·data-group-id="9227589286-4">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9227589286-5">[</span><span·class="p"·data-group-id="9227589286-6">{</span><span·class="ss">key</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·385,·SHA:·3d27f0d9a04a34258a9cb45b63ff8c7ed396fc51b9634a3aacd0ab4c8eebd56f·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 334 | ·····················</span><span·class="p"·data-group-id=" | 334 | ·····················</span><span·class="p"·data-group-id="9227589286-8">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9227589286-9">[</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">telno</[·...·truncated·by·diffoscope;·len:·287,·SHA:·f1764ce32892d2bbced8b18118f10d3eb09669f49b1e87690cd06c93da9acd0f·...·]-1">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>In·the·Mnesia·tables,·the·two·key·columns·are·stored·as·a·tuple·with·two |
| 335 | elements.·Therefore,·the·arity·of·the·table·is·3.</p></section><h3·id="instrumentation-functions"·class="section-heading"> | 335 | elements.·Therefore,·the·arity·of·the·table·is·3.</p></section><h3·id="instrumentation-functions"·class="section-heading"> |
| 336 | ··<a·href="#instrumentation-functions"·class="hover-link"> | 336 | ··<a·href="#instrumentation-functions"·class="hover-link"> |
| 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 337 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 338 | ··</a> | 338 | ··</a> |
| 339 | ··<span·class="text">Instrumentation·Functions</span> | 339 | ··<span·class="text">Instrumentation·Functions</span> |
| 340 | </h3> | 340 | </h3> |
| 341 | <p>The·MIB·table·shown·in·the·previous·section·can·be·compiled·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 341 | <p>The·MIB·table·shown·in·the·previous·section·can·be·compiled·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="0989258066-1">(</span><span·class="s">"EmpMIB"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0989258066-2">[</span><span·class="p"·data-group-id="0989258066-3">{</span><span·class="ss">db</span><span·class="[·...·truncated·by·diffoscope;·len:·212,·SHA:·3c09228dad4978ed0ff772b91eaf4dc6acaf274c297eec211eb19c126308e1f7·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·is·all·that·has·to·be·done!·Now·the·manager·can·read,·add,·and·modify |
| 342 | rows.·Also,·you·can·use·the·ordinary·Mnesia·API·to·access·the·table·from·your | 342 | rows.·Also,·you·can·use·the·ordinary·Mnesia·API·to·access·the·table·from·your |
| 343 | programs.·The·only·explicit·action·is·to·create·the·Mnesia·table,·an·action·the | 343 | programs.·The·only·explicit·action·is·to·create·the·Mnesia·table,·an·action·the |
| 344 | user·has·to·perform·in·order·to·create·the·required·table·schemas.</p><h3·id="adding-own-actions"·class="section-heading"> | 344 | user·has·to·perform·in·order·to·create·the·required·table·schemas.</p><h3·id="adding-own-actions"·class="section-heading"> |
| 345 | ··<a·href="#adding-own-actions"·class="hover-link"> | 345 | ··<a·href="#adding-own-actions"·class="hover-link"> |
| 346 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 346 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 347 | ··</a> | 347 | ··</a> |
| 348 | ··<span·class="text">Adding·Own·Actions</span> | 348 | ··<span·class="text">Adding·Own·Actions</span> |
| 349 | </h3> | 349 | </h3> |
| 350 | <p>It·is·often·necessary·to·take·some·specific·action·when·a·table·is·modified. | 350 | <p>It·is·often·necessary·to·take·some·specific·action·when·a·table·is·modified. |
| 351 | This·is·accomplished·with·an·instrumentation·function.·It·executes·some·specific | 351 | This·is·accomplished·with·an·instrumentation·function.·It·executes·some·specific |
| 352 | code·when·the·table·is·set,·and·passes·all·other·requests·down·to·the | 352 | code·when·the·table·is·set,·and·passes·all·other·requests·down·to·the |
| 353 | pre-defined·function.</p><p>The·following·example·illustrates·this·idea:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 353 | pre-defined·function.</p><p>The·following·example·illustrates·this·idea:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">emp_table</span><span·class="p"·data-group-id="2836254279-1">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="2836254279-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 354 | ····</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id=" | 354 | ····</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id="2836254279-2">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="2836254279-2">)</span><span·class="p">,</span><span·class="w"> |
| 355 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 355 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="2836254279-3">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·252,·SHA:·a002667e585c6c07b2a2d367c20e6e537f2f50ec0d851f3daf9fb044205c41e3·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 356 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 356 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id="2836254279-5">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="2836254279-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 357 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 357 | ····</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="2836254279-6">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·250,·SHA:·7b8d5e218d79df7c5001ca8f9f946ae66b0e1515ec19b7288ba333d8514bf845·...·]-6">)</span><span·class="p">.</span></code></pre><p>The·default·instrumentation·functions·are·defined·in·the·module·<code·class="inline">snmp_generic</code>. |
| 358 | Refer·to·the·Reference·Manual,·section·SNMP,·module·<code·class="inline">snmp_generic</code>·for·details.</p><h3·id="extending-the-mnesia-table"·class="section-heading"> | 358 | Refer·to·the·Reference·Manual,·section·SNMP,·module·<code·class="inline">snmp_generic</code>·for·details.</p><h3·id="extending-the-mnesia-table"·class="section-heading"> |
| 359 | ··<a·href="#extending-the-mnesia-table"·class="hover-link"> | 359 | ··<a·href="#extending-the-mnesia-table"·class="hover-link"> |
| 360 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 360 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 361 | ··</a> | 361 | ··</a> |
| 362 | ··<span·class="text">Extending·the·Mnesia·Table</span> | 362 | ··<span·class="text">Extending·the·Mnesia·Table</span> |
| 363 | </h3> | 363 | </h3> |
| 364 | <p>A·table·may·contain·columns·that·are·used·internally,·but·should·not·be·visible | 364 | <p>A·table·may·contain·columns·that·are·used·internally,·but·should·not·be·visible |
| 365 | to·a·manager.·These·internal·columns·must·be·the·last·columns·in·the·table.·The | 365 | to·a·manager.·These·internal·columns·must·be·the·last·columns·in·the·table.·The |
| 366 | <code·class="inline">set</code>·operation·will·not·work·with·this·arrangement,·because·there·are·columns | 366 | <code·class="inline">set</code>·operation·will·not·work·with·this·arrangement,·because·there·are·columns |
| 367 | that·the·agent·does·not·know·about.·This·situation·is·handled·by·adding·values | 367 | that·the·agent·does·not·know·about.·This·situation·is·handled·by·adding·values |
| 368 | for·the·internal·columns·in·the·<code·class="inline">set</code>·function.</p><p>To·illustrate·this,·suppose·we·extend·our·Mnesia·<code·class="inline">empTable</code>·with·one·internal | 368 | for·the·internal·columns·in·the·<code·class="inline">set</code>·function.</p><p>To·illustrate·this,·suppose·we·extend·our·Mnesia·<code·class="inline">empTable</code>·with·one·internal |
| 369 | column.·We·create·it·as·before,·but·with·an·arity·of·4,·by·adding·another | 369 | column.·We·create·it·as·before,·but·with·an·arity·of·4,·by·adding·another |
| 370 | attribute.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id=" | 370 | attribute.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">mnesia</span><span·class="p">:</span><span·class="nf">create_table</span><span·class="p"·data-group-id="6095608747-1">(</span><span·class="p"·data-group-id="6095608747-2">[</span><span·class="p"·data-group-id="6095608747-3">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">employees</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·21,·SHA:·c849e7b6410a52a788b2b975b727b1735832996d3bf0be50a0e7857186f507c7·...·]7-3">}</span><span·class="p">,</span><span·class="w"> |
| 371 | ·····················</span><span·class="p"·data-group-id=" | 371 | ·····················</span><span·class="p"·data-group-id="6095608747-4">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6095608747-5">[</span><span·class="p"·data-group-id="6095608747-6">{</span><span·class="ss">key</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·384,·SHA:·98dbc1420b107d193a47b1e40c6931bcb1d8070109b5f27af7e3e398be303244·...·]7-4">}</span><span·class="p">,</span><span·class="w"> |
| 372 | ·····················</span><span·class="p"·data-group-id=" | 372 | ·····················</span><span·class="p"·data-group-id="6095608747-8">{</span><span·class="ss">attributes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6095608747-9">{</span><span·class="ss">key</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">telno</[·...·truncated·by·diffoscope;·len:·370,·SHA:·34326662e211a7b0e1f3c2907387df3e50bac77b4f765d432df6197fbe91cc50·...·]7-1">)</span><span·class="p">.</span></code></pre><p>The·last·column·is·the·internal·column.·When·performing·a·<code·class="inline">set</code>·operation,·which |
| 373 | creates·a·row,·we·must·give·a·value·to·the·internal·column.·The·instrumentation | 373 | creates·a·row,·we·must·give·a·value·to·the·internal·column.·The·instrumentation |
| 374 | functions·will·now·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 374 | functions·will·now·look·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="7850910387-1">(</span><span·class="ss">createAndGo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="7850910387-1">)</span><span·class="p">.</span><span·class="w"> |
| 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 375 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="7850910387-2">(</span><span·class="ss">createAndWait</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id="7850910387-2">)</span><span·class="p">.</span><span·class="w"> |
| 376 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 376 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id="7850910387-3">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="7850910387-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 377 | ··</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id=" | 377 | ··</span><span·class="nf">notify_internal_resources</span><span·class="p"·data-group-id="7850910387-4">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="7850910387-4">)</span><span·class="p">,</span><span·class="w"> |
| 378 | ··</span><span·class="n">NewCols</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 378 | ··</span><span·class="n">NewCols</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">is_row_created</span><span·class="p"·data-group-id=" | 379 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">is_row_created</span><span·class="p"·data-group-id="7850910387-5">(</span><span·class="ss">empTable</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="7850910387-5">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 380 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id=" | 380 | ······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="7850910387-6">[</span><span·class="p"·data-group-id="7850910387-7">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"internal"</span><span·class="p"·data-group-id="7850910387-7">}</span><span·class=[·...·truncated·by·diffoscope;·len:·29,·SHA:·fb1d84466c20eb07a7d35a9dbb484484a1b74b25cf1373dc56d754d4928893ed·...·]-6">]</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·add·internal·column</span><span·class="w"> |
| 381 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">······················</span><span·class="c1">%·keep·original·cols</span><span·class="w"> | 381 | ······</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Cols</span><span·class="w">······················</span><span·class="c1">%·keep·original·cols</span><span·class="w"> |
| 382 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 382 | ··</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 383 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 383 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="7850910387-8">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewCols</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·255,·SHA:·531ce5cd35c0a1458a7fbf3c4d1f5ba920c855d44f14fcf431cb0fea142307df·...·]-8">)</span><span·class="p">;</span><span·class="w"> |
| 384 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id=" | 384 | </span><span·class="nf">emp_table</span><span·class="p"·data-group-id="7850910387-10">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="7850910387-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 385 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 385 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="7850910387-11">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·253,·SHA:·273bc3177d67d11942dc0c00dedce218df83a874ad1227e80e6203ff62fff7cc·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 386 | </span><span·class="nf">is_row_created</span><span·class="p"·data-group-id=" | 386 | </span><span·class="nf">is_row_created</span><span·class="p"·data-group-id="7850910387-13">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="7850910387-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 387 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">get_status_col</span><span·class="p"·data-group-id=" | 387 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">get_status_col</span><span·class="p"·data-group-id="7850910387-14">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="7850910387-14">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 388 | ····</span><span·class="p"·data-group-id=" | 388 | ····</span><span·class="p"·data-group-id="7850910387-15">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">createAndGo</span><span·class="p"·data-group-id="7850910387-15">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 389 | ····</span><span·class="p"·data-group-id=" | 389 | ····</span><span·class="p"·data-group-id="7850910387-16">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="ss">createAndWait</span><span·class="p"·data-group-id="7850910387-16">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">true</span><span·class="p">;</span><span·class="w"> |
| 390 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> | 390 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">false</span><span·class="w"> |
| 391 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·row·is·created,·we·always·set·the·internal·column·to·<code·class="inline">"internal"</code>.</p><h2·id="deviations-from-the-standard"·class="section-heading"> | 391 | ··</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·row·is·created,·we·always·set·the·internal·column·to·<code·class="inline">"internal"</code>.</p><h2·id="deviations-from-the-standard"·class="section-heading"> |
| 392 | ··<a·href="#deviations-from-the-standard"·class="hover-link"> | 392 | ··<a·href="#deviations-from-the-standard"·class="hover-link"> |
| 393 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 393 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 394 | ··</a> | 394 | ··</a> |
| 395 | ··<span·class="text">Deviations·from·the·Standard</span> | 395 | ··<span·class="text">Deviations·from·the·Standard</span> |
| 396 | </h2> | 396 | </h2> |
| Offset 453, 15 lines modified | Offset 453, 15 lines modified | ||
| 453 | ······<p·class="built-using"> | 453 | ······<p·class="built-using"> |
| 454 | ········Built·using | 454 | ········Built·using |
| 455 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 455 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 456 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 456 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 457 | ······</p> | 457 | ······</p> |
| 458 | <p>Copyright·©·1996-202 | 458 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 459 | ····</footer> | 459 | ····</footer> |
| 460 | ··</div> | 460 | ··</div> |
| 461 | </main> | 461 | </main> |
| 462 | </div> | 462 | </div> |
| 463 | <script> | 463 | <script> |
| 464 | ··function·mermaidLoaded()·{ | 464 | ··function·mermaidLoaded()·{ |
| 465 | ····mermaid.initialize({ | 465 | ····mermaid.initialize({ |
| Offset 146, 38 lines modified | Offset 146, 38 lines modified | ||
| 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 146 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 147 | ··</a> | 147 | ··</a> |
| 148 | ··<span·class="text">Agent·Information</span> | 148 | ··<span·class="text">Agent·Information</span> |
| 149 | </h2> | 149 | </h2> |
| 150 | <p>The·agent·information·should·be·stored·in·a·file·called·<code·class="inline">agent.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{AgentVariable,·Value}.</code></p><ul><li><code·class="inline">AgentVariable</code>·is·one·of·the·variables·in·SNMP-FRAMEWORK-MIB·or·one·of·the | 150 | <p>The·agent·information·should·be·stored·in·a·file·called·<code·class="inline">agent.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{AgentVariable,·Value}.</code></p><ul><li><code·class="inline">AgentVariable</code>·is·one·of·the·variables·in·SNMP-FRAMEWORK-MIB·or·one·of·the |
| 151 | internal·variables·<code·class="inline">intAgentUDPPort</code>,·which·defines·which·UDP·port·the·agent | 151 | internal·variables·<code·class="inline">intAgentUDPPort</code>,·which·defines·which·UDP·port·the·agent |
| 152 | listens·to,·or·<code·class="inline">intAgentTransports</code>,·which·defines·the·transport·domains·and | 152 | listens·to,·or·<code·class="inline">intAgentTransports</code>,·which·defines·the·transport·domains·and |
| 153 | addresses·of·the·agent.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·an·<code·class="inline">agent.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 153 | addresses·of·the·agent.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·an·<code·class="inline">agent.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5187054574-1">{</span><span·class="ss">intAgentUDPPort</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4000</span><span·class="p"·data-group-id="5187054574-1">}</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p"·data-group-id=" | 154 | </span><span·class="p"·data-group-id="5187054574-2">{</span><span·class="ss">intAgentTransports</span><span·class="p">,</span><span·class="w"> |
| 155 | ·</span><span·class="p"·data-group-id=" | 155 | ·</span><span·class="p"·data-group-id="5187054574-3">[</span><span·class="p"·data-group-id="5187054574-4">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5187054574-5">{</span><span·class="mi">141</span><span·c[·...·truncated·by·diffoscope;·len:·238,·SHA:·1f6db98dfcdd21198dfa6a134436b5273bdd2be7e060c88f57515848cc0ff576·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ··</span><span·class="p"·data-group-id=" | 156 | ··</span><span·class="p"·data-group-id="5187054574-6">{</span><span·class="ss">transportDomainUdpIpv6</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5187054574-7">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·481,·SHA:·44e2ae2d45ba20acc2ee9edbac6295100178d7f2589e18279c7a24e0ea951653·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="5187054574-8">{</span><span·class="ss">snmpEngineID</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"mbj's·engine"</span><span·class="p"·data-group-id="5187054574-8">}</span><span·class="p">.</span><span·class="w"> |
| 158 | </span><span·class="p"·data-group-id=" | 158 | </span><span·class="p"·data-group-id="5187054574-9">{</span><span·class="ss">snmpEngineMaxMessageSize</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">484</span><span·class="p"·data-group-id="5187054574-9">}</span><span·class="p">.</span></code></pre><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 159 | </span><span·class="n">AgentPort</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4000</span><span·class="p">,</span><span·class="w"> | 159 | </span><span·class="n">AgentPort</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4000</span><span·class="p">,</span><span·class="w"> |
| 160 | </span><span·class="n">Transports</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 160 | </span><span·class="n">Transports</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5245975281-1">[</span><span·class="p"·data-group-id="5245975281-2">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5245975281-3">{</span><span·class="mi">141</span><span·c[·...·truncated·by·diffoscope;·len:·238,·SHA:·f6517ae1ae35658ba827be3d400f88f9567b6f4db20c9bf46fe5544331f4a365·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 161 | ···············</span><span·class="p"·data-group-id=" | 161 | ···············</span><span·class="p"·data-group-id="5245975281-4">{</span><span·class="ss">transportDomainUdpIpv6</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5245975281-5">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·428,·SHA:·000d7ff3dd1c14e6425fabb65b5ec7097c920158132c638182a3e1b76961747a·...·]-1">]</span><span·class="p">,</span><span·class="w"> |
| 162 | </span><span·class="n">EngineID</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"mbj's·engine"</span><span·class="p">,</span><span·class="w"> | 162 | </span><span·class="n">EngineID</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"mbj's·engine"</span><span·class="p">,</span><span·class="w"> |
| 163 | </span><span·class="n">MMS</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">484</span><span·class="p">,</span><span·class="w"> | 163 | </span><span·class="n">MMS</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">484</span><span·class="p">,</span><span·class="w"> |
| 164 | </span><span·class="n">AgentConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 164 | </span><span·class="n">AgentConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 165 | ···</span><span·class="p"·data-group-id=" | 165 | ···</span><span·class="p"·data-group-id="5245975281-6">[</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">agent_entry</span><span·class="p"·data-group-id="5245975281-7">(</span><span·class="ss">intAgentUDPPort</span><span·class="p">,</span><span·class="w">·········[·...·truncated·by·diffoscope;·len:·81,·SHA:·d6c17a4f96667c622dd82eb2c30b71d8832120e959c87d6ebbf3e3f3ef18f26a·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">agent_entry</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">agent_entry</span><span·class="p"·data-group-id="5245975281-8">(</span><span·class="ss">intAgentTransports</span><span·class="p">,</span><span·class="w">·······</span><span·class="n">Transports</span><span·class="p"·data-group-id="5245975281-8">)</span><span·class="p">,</span><span·class="w"> |
| 167 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">agent_entry</span><span·class="p"·data-group-id=" | 167 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">agent_entry</span><span·class="p"·data-group-id="5245975281-9">(</span><span·class="ss">snmpEngineID</span><span·class="p">,</span><span·class="w">·············</span><span·class="n">EngineID</span><span·class="p"·data-group-id="5245975281-9">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">agent_entry</span><span·class="p"·data-group-id=" | 168 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">agent_entry</span><span·class="p"·data-group-id="5245975281-10">(</span><span·class="ss">snmpEngineMaxMessageSize</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MMS</span><span·class="p"·data-group-id="5245975281-10">)</span><span·class="p"·data-group-id="5245975281-6">]</span><span·class="p">,</span><span·class="w"> |
| 169 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_agent_config</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_agent_config</span><span·class="p"·data-group-id="5245975281-11">(</span><span·class="n">AgentDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">AgentConfig</span><span·class="p"·data-group-id="5245975281-11">)</span><span·class="p">,</span></code></pre><p>These·are·the·supported·en[·...·truncated·by·diffoscope;·len:·434,·SHA:·c5aee8f57d0c75da7752c2568b26b84a369e69dd5ca9ee690197030b80c35efa·...·]6-1">}</span><span·class="p">.</span><span·class="w">·····················</span><span·class="c1">%·Mandatory</span><span·class="w"> |
| 170 | ······</span><span·class="p"·data-group-id=" | 170 | ······</span><span·class="p"·data-group-id="2420160966-3">{</span><span·class="ss">snmpEngineMaxMessageSize</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">snmp_framework_mib</span><span·class="p">:</span><span·class="nf">max_message_size</span><span·class="p"·data-group-id="2[·...·truncated·by·diffoscope;·len:·114,·SHA:·83c1a6b0c9580662131098cb8d45f83b536da55bca21358537014cc6297a2118·...·]6-3">}</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·Mandatory</span><span·class="w"> |
| 171 | ······</span><span·class="p"·data-group-id="8279516876-5">{</span><span·class="ss">intAgentUDPPort</span><span·class="p">,</span><span·class="w">··········</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">port_number</span><span·class="p"·data-group-id="8279516876-6">(</span><span·class="p"·data-group-id="8279516876-6">)</span><span·class="p"·data-group-id="8279516876-5">}</span><span·class="p">.</span><span·class="w">······················</span><span·class="c1">%·Optional</span><span·class="w"> | ||
| 172 | ······</span><span·class="p"·data-group-id=" | 171 | ······</span><span·class="p"·data-group-id="2420160966-5">{</span><span·class="ss">intAgentUDPPort</span><span·class="p">,</span><span·class="w">··········</span><span·class="nc">inet</span><span·class="p">:</span><span·class="nf">port_number</span><span·class="p"·data-group-id="2420160966-6">(</spa[·...·truncated·by·diffoscope;·len:·227,·SHA:·08c4c6db7c78f6978dfe6ed1949a74b49291b7ab9788c1742a067b256ade5836·...·] |
| 172 | ······</span><span·class="p"·data-group-id="2420160966-7">{</span><span·class="ss">intAgentTransports</span><span·class="p">,</span><span·class="w">·······</span><span·class="p"·data-group-id="2420160966-8">[</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">intAgentTransport</span><span·class="p"·data-group-id="2420160966-9">(</span><span·class="p"·data-group-id="2420160966-9">)</span><span·class="p"·data-group-id="2420160966-8">]</span><span·class="p"·data-group-id="2420160966-7">}</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·Mandatory</span></code></pre><p>If·a·"traditional"·transport·is·specified·(without·explicit·<code·class="inline">Kind</code>,·handling | ||
| 173 | both·requests·and·traps)·for·a·transport·domain,·its·<em>not</em>·possible·to·also | 173 | both·requests·and·traps)·for·a·transport·domain,·its·<em>not</em>·possible·to·also |
| 174 | specify·a·transport·(for·that·domain)·with·a·specific·<code·class="inline">Kind</code>.·This·is·for | 174 | specify·a·transport·(for·that·domain)·with·a·specific·<code·class="inline">Kind</code>.·This·is·for |
| 175 | example,·<em>not</em>·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id="9544697036-1">[</span><span·class="p"·data-group-id="9544697036-2">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9544697036-3">{</span><span·class="p"·data-group-id="9544697036-4">{</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">213</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">24</span><span·class="p"·data-group-id="9544697036-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4000</span><span·class="p"·data-group-id="9544697036-3">}</span><span·class="p"·data-group-id="9544697036-2">}</span><span·class="p">,</span><span·class="w"> | ||
| 176 | 175 | example,·<em>not</em>·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="p"·data-group-id="4823595820-1">[</span><span·class="p"·data-group-id="4823595820-2">{</span><span·class="ss">transportDomainUdpIpv4</spa[·...·truncated·by·diffoscope;·len:·609,·SHA:·e91c1aa90afe7c9990755e6427db8549c1e6bc3c6268ceef3166286c10b10ceb·...·] | |
| 176 | ··</span><span·class="p"·data-group-id="4823595820-5">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4823595820-6">{</span><span·class="p"·data-group-id="4823595820-7">{</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">213</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">24</span><span·class="p"·data-group-id="4823595820-7">}</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4001</span><span·class="p"·data-group-id="4823595820-6">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">trap_sender</span><span·class="p"·data-group-id="4823595820-5">}</span><span·class="p"·data-group-id="4823595820-1">]</span><span·class="p">.</span></code></pre><p>Note·that·only·one·transport·per·kind·for·each·transport·domain·can·be | ||
| 177 | configured.</p><p><code·class="inline">PortInfo</code>·<code·class="inline">system</code>·is·used·to·indicate·that·the·'system'·should·choose·(the·way | 177 | configured.</p><p><code·class="inline">PortInfo</code>·<code·class="inline">system</code>·is·used·to·indicate·that·the·'system'·should·choose·(the·way |
| 178 | port·number·'0'·(zero)·is·normally·used).·Port·info·'0'·(zero)·cannot·be·used | 178 | port·number·'0'·(zero)·is·normally·used).·Port·info·'0'·(zero)·cannot·be·used |
| 179 | for·this,·since·it·is·(internally)·used·to·represent·the·'default'·port·number.</p><p>In·the·traditional·transport·entries,·when·the·<code·class="inline">Addr</code>·value·does·not·contain·a | 179 | for·this,·since·it·is·(internally)·used·to·represent·the·'default'·port·number.</p><p>In·the·traditional·transport·entries,·when·the·<code·class="inline">Addr</code>·value·does·not·contain·a |
| 180 | port·number,·the·value·of·<code·class="inline">intAgentUDPPort</code>·is·used.</p><p>Note·that·the·(new)·extended·transport·entries·(including·<code·class="inline">Kind</code>·and·<code·class="inline">Opts</code>) | 180 | port·number,·the·value·of·<code·class="inline">intAgentUDPPort</code>·is·used.</p><p>Note·that·the·(new)·extended·transport·entries·(including·<code·class="inline">Kind</code>·and·<code·class="inline">Opts</code>) |
| 181 | <em>must</em>·specify·port-info·as·they·ignore·any·value·specified·by | 181 | <em>must</em>·specify·port-info·as·they·ignore·any·value·specified·by |
| 182 | <code·class="inline">intAgentUDPPort</code>.</p><p><code·class="inline">Opts</code>·is·the·same·as·for·the·<a·href="snmp_config.html#agent_ni_opts">net-if</a>·process | 182 | <code·class="inline">intAgentUDPPort</code>.</p><p><code·class="inline">Opts</code>·is·the·same·as·for·the·<a·href="snmp_config.html#agent_ni_opts">net-if</a>·process |
| 183 | <em>and</em>·takes·precedence·(for·that·transport)·if·present.·The·point·is·that·each | 183 | <em>and</em>·takes·precedence·(for·that·transport)·if·present.·The·point·is·that·each |
| Offset 190, 77 lines modified | Offset 190, 77 lines modified | ||
| 190 | ··</a> | 190 | ··</a> |
| 191 | ··<span·class="text">Contexts</span> | 191 | ··<span·class="text">Contexts</span> |
| 192 | </h2> | 192 | </h2> |
| 193 | <p>The·context·information·should·be·stored·in·a·file·called·<code·class="inline">context.conf</code>.·The | 193 | <p>The·context·information·should·be·stored·in·a·file·called·<code·class="inline">context.conf</code>.·The |
| 194 | default·context·<code·class="inline">""</code>·need·not·be·present.</p><p>Each·row·defines·a·context·in·the·agent.·This·information·is·used·in·the·table | 194 | default·context·<code·class="inline">""</code>·need·not·be·present.</p><p>Each·row·defines·a·context·in·the·agent.·This·information·is·used·in·the·table |
| 195 | <code·class="inline">vacmContextTable</code>·in·the·SNMP-VIEW-BASED-ACM-MIB.</p><p>Each·entry·is·a·term:</p><p><code·class="inline">ContextName.</code></p><ul><li><code·class="inline">ContextName</code>·is·a·string.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 195 | <code·class="inline">vacmContextTable</code>·in·the·SNMP-VIEW-BASED-ACM-MIB.</p><p>Each·entry·is·a·term:</p><p><code·class="inline">ContextName.</code></p><ul><li><code·class="inline">ContextName</code>·is·a·string.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 196 | </span><span·class="n">ContextConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 196 | </span><span·class="n">ContextConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 197 | ···</span><span·class="p"·data-group-id=" | 197 | ···</span><span·class="p"·data-group-id="1929837113-1">[</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">context_entry</span><span·class="p"·data-group-id="1929837113-2">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="1929837113-2">)</span><span·class="p">,</span><span·class="w"> |
| 198 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">context_entry</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">context_entry</span><span·class="p"·data-group-id="1929837113-3">(</span><span·class="s">"bar"</span><span·class="p"·data-group-id="1929837113-3">)</span><span·class="p"·data-group-id="1929837113-1">]</span><span·class="p">,</span><span·class="w"> |
| 199 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_context_config</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_context_config</span><span·class="p"·data-group-id="1929837113-4">(</span><span·class="n">AgentDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContextConfig</span><span·class="p"·data-group-id="1929837113-4">)</span><span·class="p">,</span></code></pre><p><a·href=""·id="system_information"></a></p><h2·id="system-information"·class="section-heading"> |
| 200 | ··<a·href="#system-information"·class="hover-link"> | 200 | ··<a·href="#system-information"·class="hover-link"> |
| 201 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 201 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 202 | ··</a> | 202 | ··</a> |
| 203 | ··<span·class="text">System·Information</span> | 203 | ··<span·class="text">System·Information</span> |
| 204 | </h2> | 204 | </h2> |
| 205 | <p>The·system·information·should·be·stored·in·a·file·called·<code·class="inline">standard.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{SystemVariable,·Value}.</code></p><ul><li><code·class="inline">SystemVariable</code>·is·one·of·the·variables·in·the·system·group,·or | 205 | <p>The·system·information·should·be·stored·in·a·file·called·<code·class="inline">standard.conf</code>.</p><p>Each·entry·is·a·tuple·of·size·two:</p><p><code·class="inline">{SystemVariable,·Value}.</code></p><ul><li><code·class="inline">SystemVariable</code>·is·one·of·the·variables·in·the·system·group,·or |
| 206 | <code·class="inline">snmpEnableAuthenTraps</code>.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·a·valid·<code·class="inline">standard.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 206 | <code·class="inline">snmpEnableAuthenTraps</code>.</li><li><code·class="inline">Value</code>·is·the·value·for·the·variable.</li></ul><p>The·following·example·shows·a·valid·<code·class="inline">standard.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4626072973-1">{</span><span·class="ss">sysDescr</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Erlang·SNMP·agent"</span><span·class="p"·data-group-id="4626072973-1">}</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="p"·data-group-id=" | 207 | </span><span·class="p"·data-group-id="4626072973-2">{</span><span·class="ss">sysObjectID</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4626072973-3">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·119,·SHA:·ac682312eb0f34f2e11d1d8b6d5d980d85549fc6dc332dc1b998c101cd0c3072·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 208 | </span><span·class="p"·data-group-id=" | 208 | </span><span·class="p"·data-group-id="4626072973-4">{</span><span·class="ss">sysContact</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"(mbj,eklas)@erlang.ericsson.se"</span><span·class="p"·data-group-id="4626072973-4">}</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="p"·data-group-id=" | 209 | </span><span·class="p"·data-group-id="4626072973-5">{</span><span·class="ss">sysName</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"test"</span><span·class="p"·data-group-id="4626072973-5">}</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="p"·data-group-id=" | 210 | </span><span·class="p"·data-group-id="4626072973-6">{</span><span·class="ss">sysServices</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">72</span><span·class="p"·data-group-id="4626072973-6">}</span><span·class="p">.</span><span·class="w"> |
| 211 | </span><span·class="p"·data-group-id=" | 211 | </span><span·class="p"·data-group-id="4626072973-7">{</span><span·class="ss">snmpEnableAuthenTraps</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">enabled</span><span·class="p"·data-group-id="4626072973-7">}</span><span·class="p">.</span></code></pre><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 212 | </span><span·class="n">StdConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 212 | </span><span·class="n">StdConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 213 | ···</span><span·class="p"·data-group-id=" | 213 | ···</span><span·class="p"·data-group-id="0242601143-1">[</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id="0242601143-2">(</span><span·class="ss">sysDescr</span><span·class="p">,</span><span·class="w">····</span><s[·...·truncated·by·diffoscope;·len:·91,·SHA:·b7fbf75f77b502fd16e0353eb7ce0b77f7d7c1b561088cf05903d794ee70a017·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 214 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id=" | 214 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id="0242601143-3">(</span><span·class="ss">sysObjectID</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0242601143-4">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·119,·SHA:·11dec8ebaeee806e1393481763725c4392a57cbf3edee4710f2819797fbb7559·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 215 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id="0242601143-5">(</span><span·class="ss">sysContact</span><span·class="p">,</span><span·class="w">··</span><span·class="s">"(mbj,eklas)@erlang.ericsson.se"</span><span·class="p"·data-group-id="0242601143-5">)</span><span·class="p">,</span><span·class="w"> |
| 216 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id=" | 216 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id="0242601143-6">(</span><span·class="ss">sysName</span><span·class="p">,</span><span·class="w">·····</span><span·class="s">"test"</span><span·class="p"·data-group-id="0242601143-6">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id="0242601143-7">(</span><span·class="ss">sysServices</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">72</span><span·class="p"·data-group-id="0242601143-7">)</span><span·class="p">,</span><span·class="w"> |
| 218 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id=" | 218 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">standard_entry</span><span·class="p"·data-group-id="0242601143-8">(</span><span·class="ss">snmpEnableAuthenTraps</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">enabled</span><span·class="p"·data-group-id="0242601143-8">)</span><span·class="p"·data-group-id="0242601143-1">]</span><span·class="p">,</span><span·class="w"> |
| 219 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_standard_config</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_standard_config</span><span·class="p"·data-group-id="0242601143-9">(</span><span·class="n">AgentDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StdConfig</span><span·class="p"·data-group-id="0242601143-9">)</span><span·class="p">,</span></code></pre><p>A·value·must·be·provided·for·all·variables,·which·lack·default·values·in·the |
| 220 | MIB.</p><p><a·href=""·id="community"></a></p><h2·id="communities"·class="section-heading"> | 220 | MIB.</p><p><a·href=""·id="community"></a></p><h2·id="communities"·class="section-heading"> |
| 221 | ··<a·href="#communities"·class="hover-link"> | 221 | ··<a·href="#communities"·class="hover-link"> |
| 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 222 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 223 | ··</a> | 223 | ··</a> |
| 224 | ··<span·class="text">Communities</span> | 224 | ··<span·class="text">Communities</span> |
| 225 | </h2> | 225 | </h2> |
| 226 | <p>The·community·information·should·be·stored·in·a·file·called·<code·class="inline">community.conf</code>.·It | 226 | <p>The·community·information·should·be·stored·in·a·file·called·<code·class="inline">community.conf</code>.·It |
| 227 | must·be·present·if·the·agent·is·configured·for·SNMPv1·or·SNMPv2c.</p><p>An·SNMP·<em>community</em>·is·a·relationship·between·an·SNMP·agent·and·a·set·of·SNMP | 227 | must·be·present·if·the·agent·is·configured·for·SNMPv1·or·SNMPv2c.</p><p>An·SNMP·<em>community</em>·is·a·relationship·between·an·SNMP·agent·and·a·set·of·SNMP |
| 228 | managers·that·defines·authentication,·access·control·and·proxy·characteristics.</p><p>The·corresponding·table·is·<code·class="inline">snmpCommunityTable</code>·in·the·SNMP-COMMUNITY-MIB.</p><p>Each·entry·is·a·term:</p><p><code·class="inline">{CommunityIndex,·CommunityName,·SecurityName,·ContextName,·TransportTag}.</code></p><ul><li><code·class="inline">CommunityIndex</code>·is·a·non-empty·string.</li><li><code·class="inline">CommunityName</code>·is·a·string.</li><li><code·class="inline">SecurityName</code>·is·a·string.</li><li><code·class="inline">ContextName</code>·is·a·string.</li><li><code·class="inline">TransportTag</code>·is·a·string.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 228 | managers·that·defines·authentication,·access·control·and·proxy·characteristics.</p><p>The·corresponding·table·is·<code·class="inline">snmpCommunityTable</code>·in·the·SNMP-COMMUNITY-MIB.</p><p>Each·entry·is·a·term:</p><p><code·class="inline">{CommunityIndex,·CommunityName,·SecurityName,·ContextName,·TransportTag}.</code></p><ul><li><code·class="inline">CommunityIndex</code>·is·a·non-empty·string.</li><li><code·class="inline">CommunityName</code>·is·a·string.</li><li><code·class="inline">SecurityName</code>·is·a·string.</li><li><code·class="inline">ContextName</code>·is·a·string.</li><li><code·class="inline">TransportTag</code>·is·a·string.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">········</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 229 | </span><span·class="n">CommunityConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 229 | </span><span·class="n">CommunityConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 230 | ···</span><span·class="p"·data-group-id=" | 230 | ···</span><span·class="p"·data-group-id="1341661460-1">[</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">community_entry</span><span·class="p"·data-group-id="1341661460-2">(</span><span·class="s">"public"</span><span·class="p"·data-group-id="1341661460-2">)</span><span·class="p">,</span><span·class="w"> |
| 231 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">community_entry</span><span·class="p"·data-group-id=" | 231 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">community_entry</span><span·class="p"·data-group-id="1341661460-3">(</span><span·class="s">"all-rights"</span><span·class="p"·data-group-id="1341661460-3">)</span><span·class="p">,</span><span·class="w"> |
| 232 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">community_entry</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">community_entry</span><span·class="p"·data-group-id="1341661460-4">(</span><span·class="s">"standard·trap"</span><span·class="p">,</span><span·class="w"> |
| 233 | ·······························</span><span·class="s">"standard·trap"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"initial"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p"·data-group-id=" | 233 | ·······························</span><span·class="s">"standard·trap"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"initial"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p"·data-group-id="1341661460-4">)</span><span·class="p"·data-group-id="1341661460-1">]</span><span·class="p">,</span><span·class="w"> |
| 234 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_community_config</span><span·class="p"·data-group-id=" | 234 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_community_config</span><span·class="p"·data-group-id="1341661460-5">(</span><span·class="n">AgentDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">CommunityConfig</span><span·class="p"·data-group-id="1341661460-5">)</span><span·class="p">,</span></code></pre><p><a·href=""·id="vacm"></a></p><h2·id="mib-views-for-vacm"·class="section-heading"> |
| 235 | ··<a·href="#mib-views-for-vacm"·class="hover-link"> | 235 | ··<a·href="#mib-views-for-vacm"·class="hover-link"> |
| 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 236 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 237 | ··</a> | 237 | ··</a> |
| 238 | ··<span·class="text">MIB·Views·for·VACM</span> | 238 | ··<span·class="text">MIB·Views·for·VACM</span> |
| 239 | </h2> | 239 | </h2> |
| 240 | <p>The·information·about·MIB·Views·for·VACM·should·be·stored·in·a·file·called | 240 | <p>The·information·about·MIB·Views·for·VACM·should·be·stored·in·a·file·called |
| 241 | <code·class="inline">vacm.conf</code>.</p><p>The·corresponding·tables·are·<code·class="inline">vacmSecurityToGroupTable</code>,·<code·class="inline">vacmAccessTable</code>·and | 241 | <code·class="inline">vacm.conf</code>.</p><p>The·corresponding·tables·are·<code·class="inline">vacmSecurityToGroupTable</code>,·<code·class="inline">vacmAccessTable</code>·and |
| 242 | <code·class="inline">vacmViewTreeFamilyTable</code>·in·the·SNMP-VIEW-BASED-ACM-MIB.</p><p>Each·entry·is·one·of·the·terms,·one·entry·corresponds·to·one·row·in·one·of·the | 242 | <code·class="inline">vacmViewTreeFamilyTable</code>·in·the·SNMP-VIEW-BASED-ACM-MIB.</p><p>Each·entry·is·one·of·the·terms,·one·entry·corresponds·to·one·row·in·one·of·the |
| 243 | tables.</p><p><code·class="inline">{vacmSecurityToGroup,·SecModel,·SecName,·GroupName}.</code></p><p><code·class="inline">{vacmAccess,·GroupName,·Prefix,·SecModel,·SecLevel,·Match,·ReadView,·WriteView,·NotifyView}.</code></p><p><code·class="inline">{vacmViewTreeFamily,·ViewIndex,·ViewSubtree,·ViewStatus,·ViewMask}.</code></p><ul><li><code·class="inline">SecModel</code>·is·<code·class="inline">any</code>,·<code·class="inline">v1</code>,·<code·class="inline">v2c</code>,·or·<code·class="inline">usm</code>.</li><li><code·class="inline">SecName</code>·is·a·string.</li><li><code·class="inline">GroupName</code>·is·a·string.</li><li><code·class="inline">Prefix</code>·is·a·string.</li><li><code·class="inline">SecLevel</code>·is·<code·class="inline">noAuthNoPriv</code>,·<code·class="inline">authNoPriv</code>,·or·<code·class="inline">authPriv</code></li><li><code·class="inline">Match</code>·is·<code·class="inline">prefix</code>·or·<code·class="inline">exact</code>.</li><li><code·class="inline">ReadView</code>·is·a·string.</li><li><code·class="inline">WriteView</code>·is·a·string.</li><li><code·class="inline">NotifyView</code>·is·a·string.</li><li><code·class="inline">ViewIndex</code>·is·an·integer.</li><li><code·class="inline">ViewSubtree</code>·is·a·list·of·integer.</li><li><code·class="inline">ViewStatus</code>·is·either·<code·class="inline">included</code>·or·<code·class="inline">excluded</code></li><li><code·class="inline">ViewMask</code>·is·either·<code·class="inline">null</code>·or·a·list·of·ones·and·zeros.·Ones·nominate·that·an | 243 | tables.</p><p><code·class="inline">{vacmSecurityToGroup,·SecModel,·SecName,·GroupName}.</code></p><p><code·class="inline">{vacmAccess,·GroupName,·Prefix,·SecModel,·SecLevel,·Match,·ReadView,·WriteView,·NotifyView}.</code></p><p><code·class="inline">{vacmViewTreeFamily,·ViewIndex,·ViewSubtree,·ViewStatus,·ViewMask}.</code></p><ul><li><code·class="inline">SecModel</code>·is·<code·class="inline">any</code>,·<code·class="inline">v1</code>,·<code·class="inline">v2c</code>,·or·<code·class="inline">usm</code>.</li><li><code·class="inline">SecName</code>·is·a·string.</li><li><code·class="inline">GroupName</code>·is·a·string.</li><li><code·class="inline">Prefix</code>·is·a·string.</li><li><code·class="inline">SecLevel</code>·is·<code·class="inline">noAuthNoPriv</code>,·<code·class="inline">authNoPriv</code>,·or·<code·class="inline">authPriv</code></li><li><code·class="inline">Match</code>·is·<code·class="inline">prefix</code>·or·<code·class="inline">exact</code>.</li><li><code·class="inline">ReadView</code>·is·a·string.</li><li><code·class="inline">WriteView</code>·is·a·string.</li><li><code·class="inline">NotifyView</code>·is·a·string.</li><li><code·class="inline">ViewIndex</code>·is·an·integer.</li><li><code·class="inline">ViewSubtree</code>·is·a·list·of·integer.</li><li><code·class="inline">ViewStatus</code>·is·either·<code·class="inline">included</code>·or·<code·class="inline">excluded</code></li><li><code·class="inline">ViewMask</code>·is·either·<code·class="inline">null</code>·or·a·list·of·ones·and·zeros.·Ones·nominate·that·an |
| 244 | exact·match·is·used·for·this·sub-identifier.·Zeros·are·wild-cards·which·match | 244 | exact·match·is·used·for·this·sub-identifier.·Zeros·are·wild-cards·which·match |
| 245 | any·sub-identifier.·If·the·mask·is·shorter·than·the·sub-tree,·the·tail·is | 245 | any·sub-identifier.·If·the·mask·is·shorter·than·the·sub-tree,·the·tail·is |
| 246 | regarded·as·all·ones.·<code·class="inline">null</code>·is·shorthand·for·a·mask·with·all·ones.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 246 | regarded·as·all·ones.·<code·class="inline">null</code>·is·shorthand·for·a·mask·with·all·ones.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 247 | </span><span·class="n">SecName</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"plain"</span><span·class="p">,</span><span·class="w"> | 247 | </span><span·class="n">SecName</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"plain"</span><span·class="p">,</span><span·class="w"> |
| 248 | </span><span·class="n">VacmConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 248 | </span><span·class="n">VacmConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 249 | ···</span><span·class="p"·data-group-id=" | 249 | ···</span><span·class="p"·data-group-id="9243299083-1">[</span><span·class="c1">%%························SecModel,·SecName,·GroupName</span><span·class="w"> |
| 250 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">vacm_s2g_entry</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">vacm_s2g_entry</span><span·class="p"·data-group-id="9243299083-2">(</span><span·class="ss">usm</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SecName</span><span·class="p"·data-group-id="9243299083-2">)</span><span·class="p">,</span><span·class="w"> |
| 251 | ····</span><span·class="c1">%%························GroupName,·Prefix,·SecModel,</span><span·class="w"> | 251 | ····</span><span·class="c1">%%························GroupName,·Prefix,·SecModel,</span><span·class="w"> |
| 252 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">vacm_acc_entry</span><span·class="p"·data-group-id=" | 252 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">vacm_acc_entry</span><span·class="p"·data-group-id="9243299083-3">(</span><span·class="n">SecName</span><span·class="p">,</span><span·class="w">·</span><span·class="s">""</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">any</span><span·class="p">,</span><span·class="w"> |
| 253 | ····</span><span·class="c1">%%························SecLevel,·Match,·RV,·WV,·NV</span><span·class="w"> | 253 | ····</span><span·class="c1">%%························SecLevel,·Match,·RV,·WV,·NV</span><span·class="w"> |
| 254 | ······························</span><span·class="ss">noAuthNoPriv</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">exact</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"all"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"all"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"all"</span><span·class="p"·data-group-id=" | 254 | ······························</span><span·class="ss">noAuthNoPriv</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">exact</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"all"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"all"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"all"</span><span·class="p"·data-group-id="9243299083-3">)</span><span·class="p">,</span><span·class="w"> |
| 255 | ····</span><span·class="c1">%%························ViewName,·ViewSubtree,·ViewType,·ViewMask</span><span·class="w"> | 255 | ····</span><span·class="c1">%%························ViewName,·ViewSubtree,·ViewType,·ViewMask</span><span·class="w"> |
| 256 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">vacm_vtf_entry</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">vacm_vtf_entry</span><span·class="p"·data-group-id="9243299083-4">(</span><span·class="s">"restricted"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9243299083-5">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p[·...·truncated·by·diffoscope;·len:·387,·SHA:·3768ea64fcbdac3de00127c9c36f7558329ba2550635b943ac24aedca74d3485·...·]-1">]</span><span·class="p">,</span><span·class="w"> |
| 257 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_vacm_config</span><span·class="p"·data-group-id=" | 257 | </span><span·class="nc">snmpa_conf</span><span·class="p">:</span><span·class="nf">write_vacm_config</span><span·class="p"·data-group-id="9243299083-6">(</span><span·class="n">AgentDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">VacmConfig</span><span·class="p"·data-group-id="9243299083-6">)</span><span·class="p">,</span></code></pre><p><a·href=""·id="usm"></a></p><h2·id="security-data-for-usm"·class="section-heading"> |
| 258 | ··<a·href="#security-data-for-usm"·class="hover-link"> | 258 | ··<a·href="#security-data-for-usm"·class="hover-link"> |
| 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 259 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 260 | ··</a> | 260 | ··</a> |
| 261 | ··<span·class="text">Security·data·for·USM</span> | 261 | ··<span·class="text">Security·data·for·USM</span> |
| 262 | </h2> | 262 | </h2> |
| 263 | <p>The·information·about·Security·data·for·USM·should·be·stored·in·a·file·called | 263 | <p>The·information·about·Security·data·for·USM·should·be·stored·in·a·file·called |
| 264 | <code·class="inline">usm.conf</code>,·which·must·be·present·if·the·agent·is·configured·for·SNMPv3.</p><p>The·corresponding·table·is·<code·class="inline">usmUserTable</code>·in·the·SNMP-USER-BASED-SM-MIB | 264 | <code·class="inline">usm.conf</code>,·which·must·be·present·if·the·agent·is·configured·for·SNMPv3.</p><p>The·corresponding·table·is·<code·class="inline">usmUserTable</code>·in·the·SNMP-USER-BASED-SM-MIB |
| Offset 271, 43 lines modified | Offset 271, 43 lines modified | ||
| 271 | <code·class="inline">usmAesCfb128Protocol</code>.</p></li><li><p><code·class="inline">PrivKeyC</code>·is·a·string.</p></li><li><p><code·class="inline">OwnPrivKeyC</code>·is·a·string.</p></li><li><p><code·class="inline">Public</code>·is·a·string.</p></li><li><p><code·class="inline">AuthKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized | 271 | <code·class="inline">usmAesCfb128Protocol</code>.</p></li><li><p><code·class="inline">PrivKeyC</code>·is·a·string.</p></li><li><p><code·class="inline">OwnPrivKeyC</code>·is·a·string.</p></li><li><p><code·class="inline">Public</code>·is·a·string.</p></li><li><p><code·class="inline">AuthKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized |
| 272 | authentication·key.·It·is·not·visible·in·the·MIB.·The·length·(number·of | 272 | authentication·key.·It·is·not·visible·in·the·MIB.·The·length·(number·of |
| 273 | octets)·of·this·key·needs·to·be:</p><ul><li>16·if·<code·class="inline">usmHMACMD5AuthProtocol</code>.</li><li>20·if·<code·class="inline">usmHMACSHAAuthProtocol</code>.</li><li>28·if·<code·class="inline">usmHMAC128SHA224AuthProtocol</code>.</li><li>32·if·<code·class="inline">usmHMAC192SHA256AuthProtocol</code>.</li><li>48·if·<code·class="inline">usmHMAC256SHA384AuthProtocol</code>.</li><li>64·if·<code·class="inline">usmHMAC384SHA512AuthProtocol</code>.</li></ul></li><li><p><code·class="inline">PrivKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized | 273 | octets)·of·this·key·needs·to·be:</p><ul><li>16·if·<code·class="inline">usmHMACMD5AuthProtocol</code>.</li><li>20·if·<code·class="inline">usmHMACSHAAuthProtocol</code>.</li><li>28·if·<code·class="inline">usmHMAC128SHA224AuthProtocol</code>.</li><li>32·if·<code·class="inline">usmHMAC192SHA256AuthProtocol</code>.</li><li>48·if·<code·class="inline">usmHMAC256SHA384AuthProtocol</code>.</li><li>64·if·<code·class="inline">usmHMAC384SHA512AuthProtocol</code>.</li></ul></li><li><p><code·class="inline">PrivKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized |
| 274 | encryption·key.·It·is·not·visible·in·the·MIB.·The·length·of·this·key·needs·to | 274 | encryption·key.·It·is·not·visible·in·the·MIB.·The·length·of·this·key·needs·to |
| 275 | be·16·if·<code·class="inline">usmDESPrivProtocol</code>·or·<code·class="inline">usmAesCfb128Protocol</code>·is·used.</p></li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 275 | be·16·if·<code·class="inline">usmDESPrivProtocol</code>·or·<code·class="inline">usmAesCfb128Protocol</code>·is·used.</p></li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">AgentDir</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 276 | </span><span·class="n">EngineID</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"plain·engine"</span><span·class="w"> | 276 | </span><span·class="n">EngineID</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"plain·engine"</span><span·class="w"> |
| 277 | </span><span·class="n">Passwd</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"FooBar·Hoopla"</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·This·should·*obviously*·be·choosen·better</span><span·class="w"> | 277 | </span><span·class="n">Passwd</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"FooBar·Hoopla"</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·This·should·*obviously*·be·choosen·better</span><span·class="w"> |
| 278 | </span><span·class="n">Secret16</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">passwd2localized_key</span><span·class="p"·data-group-id=" | 278 | </span><span·class="n">Secret16</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">snmp</span><span·class="p">:</span><span·class="nf">passwd2localized_key</span><span·class="p"·data-group-id="0578358537-1">(</span><span·class="nb">md5</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Passwd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EngineID</span><span·class="p"·data-group-id="0578358537-1">)</span><span·class="p">,</span><span·class="w"> |
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| Offset 304, 15 lines modified | Offset 304, 15 lines modified | ||
| 304 | This·MIB·can·be·used·with·any·SNMP·version.</li><li>SNMP-COMMUNITY-MIB,·which·defines·managed·objects·for·coexistence·of·SNMPv1 | 304 | This·MIB·can·be·used·with·any·SNMP·version.</li><li>SNMP-COMMUNITY-MIB,·which·defines·managed·objects·for·coexistence·of·SNMPv1 |
| 305 | and·SNMPv2c·with·SNMPv3.·This·MIB·is·only·useful·if·SNMPv1·or·SNMPv2c·is·used, | 305 | and·SNMPv2c·with·SNMPv3.·This·MIB·is·only·useful·if·SNMPv1·or·SNMPv2c·is·used, |
| 306 | possibly·in·combination·with·SNMPv3.</li><li>SNMP-USER-BASED-SM-MIB,·which·defines·managed·objects·for·authentication·and | 306 | possibly·in·combination·with·SNMPv3.</li><li>SNMP-USER-BASED-SM-MIB,·which·defines·managed·objects·for·authentication·and |
| 307 | privacy.·This·MIB·is·only·useful·with·SNMPv3.</li></ul><p>All·of·these·MIBs·should·be·loaded·into·the·Master·Agent.·Once·loaded,·these | 307 | privacy.·This·MIB·is·only·useful·with·SNMPv3.</li></ul><p>All·of·these·MIBs·should·be·loaded·into·the·Master·Agent.·Once·loaded,·these |
| 308 | MIBs·are·always·available·in·all·contexts.</p><p>The·ASN.1·code,·the·Erlang·source·code,·and·the·generated·<code·class="inline">.hrl</code>·files·for·them | 308 | MIBs·are·always·available·in·all·contexts.</p><p>The·ASN.1·code,·the·Erlang·source·code,·and·the·generated·<code·class="inline">.hrl</code>·files·for·them |
| 309 | are·provided·in·the·distribution·and·are·placed·in·the·directories·<code·class="inline">mibs</code>, | 309 | are·provided·in·the·distribution·and·are·placed·in·the·directories·<code·class="inline">mibs</code>, |
| 310 | <code·class="inline">src</code>,·and·<code·class="inline">include</code>,·respectively,·in·the·<code·class="inline">snmp</code>·application.</p><p>The·<code·class="inline">.hrl</code>·files·are·generated·with·<a·href="snmpc.html#mib_to_hrl/1"><code·class="inline">snmpc:mib_to_hrl/1</code></a>.·Include·these·files·in | 310 | <code·class="inline">src</code>,·and·<code·class="inline">include</code>,·respectively,·in·the·<code·class="inline">snmp</code>·application.</p><p>The·<code·class="inline">.hrl</code>·files·are·generated·with·<a·href="snmpc.html#mib_to_hrl/1"><code·class="inline">snmpc:mib_to_hrl/1</code></a>.·Include·these·files·in |
| 311 | your·code·as·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 311 | your·code·as·in·the·following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8774928787-1">(</span><span·class="s">"snmp/include/SNMPv2-MIB.hrl"</span><span·class="p"·data-group-id="8774928787-1">)</span><span·class="p">.</span></code></pre><p>The·initial·values·for·the·managed·objects·defined·in·these·tables,·are·read·at |
| 312 | start-up·from·a·set·of·configuration·files.·These·are·described·in | 312 | start-up·from·a·set·of·configuration·files.·These·are·described·in |
| 313 | <a·href="snmp_config.html">Configuration·Files</a>.</p><h3·id="standard-mib-and-snmpv2-mib"·class="section-heading"> | 313 | <a·href="snmp_config.html">Configuration·Files</a>.</p><h3·id="standard-mib-and-snmpv2-mib"·class="section-heading"> |
| 314 | ··<a·href="#standard-mib-and-snmpv2-mib"·class="hover-link"> | 314 | ··<a·href="#standard-mib-and-snmpv2-mib"·class="hover-link"> |
| 315 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 315 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 316 | ··</a> | 316 | ··</a> |
| 317 | ··<span·class="text">STANDARD-MIB·and·SNMPv2-MIB</span> | 317 | ··<span·class="text">STANDARD-MIB·and·SNMPv2-MIB</span> |
| 318 | </h3> | 318 | </h3> |
| Offset 465, 17 lines modified | Offset 465, 17 lines modified | ||
| 465 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 465 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 466 | ··</a> | 466 | ··</a> |
| 467 | ··<span·class="text">Notifications</span> | 467 | ··<span·class="text">Notifications</span> |
| 468 | </h2> | 468 | </h2> |
| 469 | <p>Notifications·are·defined·in·SMIv1·with·the·TRAP-TYPE·macro·in·the·definition·of | 469 | <p>Notifications·are·defined·in·SMIv1·with·the·TRAP-TYPE·macro·in·the·definition·of |
| 470 | an·MIB·(see·RFC1215).·The·corresponding·macro·in·SMIv2·is·NOTIFICATION-TYPE. | 470 | an·MIB·(see·RFC1215).·The·corresponding·macro·in·SMIv2·is·NOTIFICATION-TYPE. |
| 471 | When·an·application·decides·to·send·a·notification,·it·calls·one·of·the | 471 | When·an·application·decides·to·send·a·notification,·it·calls·one·of·the |
| 472 | following·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_notification</span><span·class="p"·data-group-id=" | 472 | following·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_notification</span><span·class="p"·data-group-id="0421766138-1">(</span><span·class="n">Agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Notification</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Receiver</span><span·class="w"> |
| 473 | ·······················</span><span·class="p"·data-group-id=" | 473 | ·······················</span><span·class="p"·data-group-id="0421766138-2">[</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NotifyName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContextName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Varbind[·...·truncated·by·diffoscope;·len:·102,·SHA:·283ec7601c6689818bf37e607a043b496717571cda8db8ae08e51624f2afbe29·...·]-1">)</span><span·class="w"> |
| 474 | </span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_trap</span><span·class="p"·data-group-id=" | 474 | </span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">send_trap</span><span·class="p"·data-group-id="0421766138-3">(</span><span·class="n">Agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Notification</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Community</span><span·class="w">·</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·286,·SHA:·51e414e72be66990ea31bc903f2e00585013f896fcbfcd355ac4d648109ee504·...·]-3">)</span></code></pre><p>providing·the·registered·name·or·process·identifier·of·the·agent·where·the·MIB, |
| 475 | which·defines·the·notification·is·loaded·and·the·symbolic·name·of·the | 475 | which·defines·the·notification·is·loaded·and·the·symbolic·name·of·the |
| 476 | notification.</p><p>If·the·<code·class="inline">send_notification/3,4</code>·function·is·used,·all·management·targets·are | 476 | notification.</p><p>If·the·<code·class="inline">send_notification/3,4</code>·function·is·used,·all·management·targets·are |
| 477 | selected,·as·defined·in·RFC2273.·The·<code·class="inline">Receiver</code>·parameter·defines·where·the | 477 | selected,·as·defined·in·RFC2273.·The·<code·class="inline">Receiver</code>·parameter·defines·where·the |
| 478 | agent·should·send·information·about·the·delivery·of·inform·requests.</p><p>If·the·<code·class="inline">send_notification/5</code>·function·is·used,·an·<code·class="inline">NotifyName</code>·must·be·provided. | 478 | agent·should·send·information·about·the·delivery·of·inform·requests.</p><p>If·the·<code·class="inline">send_notification/5</code>·function·is·used,·an·<code·class="inline">NotifyName</code>·must·be·provided. |
| 479 | This·parameter·is·used·as·an·index·in·the·<code·class="inline">snmpNotifyTable</code>,·and·the·management | 479 | This·parameter·is·used·as·an·index·in·the·<code·class="inline">snmpNotifyTable</code>,·and·the·management |
| 480 | targets·defined·by·that·single·entry·is·used.</p><p>The·<code·class="inline">send_notification/6</code>·function·is·the·most·general·version·of·the·function. | 480 | targets·defined·by·that·single·entry·is·used.</p><p>The·<code·class="inline">send_notification/6</code>·function·is·the·most·general·version·of·the·function. |
| 481 | A·<code·class="inline">ContextName</code>·must·be·specified,·from·which·the·notification·will·be·sent.·If | 481 | A·<code·class="inline">ContextName</code>·must·be·specified,·from·which·the·notification·will·be·sent.·If |
| Offset 611, 15 lines modified | Offset 611, 15 lines modified | ||
| 611 | ······<p·class="built-using"> | 611 | ······<p·class="built-using"> |
| 612 | ········Built·using | 612 | ········Built·using |
| 613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 615 | ······</p> | 615 | ······</p> |
| 616 | <p>Copyright·©·1996-202 | 616 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 617 | ····</footer> | 617 | ····</footer> |
| 618 | ··</div> | 618 | ··</div> |
| 619 | </main> | 619 | </main> |
| 620 | </div> | 620 | </div> |
| 621 | <script> | 621 | <script> |
| 622 | ··function·mermaidLoaded()·{ | 622 | ··function·mermaidLoaded()·{ |
| 623 | ····mermaid.initialize({ | 623 | ····mermaid.initialize({ |
| Offset 263, 15 lines modified | Offset 263, 15 lines modified | ||
| 263 | ······<p·class="built-using"> | 263 | ······<p·class="built-using"> |
| 264 | ········Built·using | 264 | ········Built·using |
| 265 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 265 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 266 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 266 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 267 | ······</p> | 267 | ······</p> |
| 268 | <p>Copyright·©·1996-202 | 268 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 269 | ····</footer> | 269 | ····</footer> |
| 270 | ··</div> | 270 | ··</div> |
| 271 | </main> | 271 | </main> |
| 272 | </div> | 272 | </div> |
| 273 | <script> | 273 | <script> |
| 274 | ··function·mermaidLoaded()·{ | 274 | ··function·mermaidLoaded()·{ |
| 275 | ····mermaid.initialize({ | 275 | ····mermaid.initialize({ |
| Offset 136, 59 lines modified | Offset 136, 59 lines modified | ||
| 136 | ··<a·href="#configuration"·class="hover-link"> | 136 | ··<a·href="#configuration"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Configuration</span> | 139 | ··<span·class="text">Configuration</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p>The·following·configuration·parameters·are·defined·for·the·SNMP·application. | 141 | <p>The·following·configuration·parameters·are·defined·for·the·SNMP·application. |
| 142 | Refer·to·application(3)·for·more·information·about·configuration·parameters.</p><p>The·snmp·part·of·the·config·file·specifying·the·configuration·parameters·is | 142 | Refer·to·application(3)·for·more·information·about·configuration·parameters.</p><p>The·snmp·part·of·the·config·file·specifying·the·configuration·parameters·is |
| 143 | basically·the·following·tuple:</p><pre><code·class="text">······{snmp,·snmp_components_config()}</code></pre><p>A·minimal·config·file·for·starting·a·node·with·both·a·manager·and·an·agent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 143 | basically·the·following·tuple:</p><pre><code·class="text">······{snmp,·snmp_components_config()}</code></pre><p>A·minimal·config·file·for·starting·a·node·with·both·a·manager·and·an·agent:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="8788304217-1">[</span><span·class="p"·data-group-id="8788304217-2">{</span><span·class="ss">snmp</span><span·class="p">,</span><span·class="w"> |
| 144 | ········</span><span·class="p"·data-group-id="1415612190-3">[</span><span·class="p"·data-group-id="1415612190-4">{</span><span·class="ss">agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1415612190-5">[</span><span·class="p"·data-group-id="1415612190-6">{</span><span·class="ss">db_dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/tmp/snmp/agent/db"</span><span·class="p"·data-group-id="1415612190-6">}</span><span·class="p">,</span><span·class="w"> | ||
| 145 | ··················</span><span·class="p"·data-group-id="1415612190-7">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1415612190-8">[</span><span·class="p"·data-group-id="1415612190-9">{</span><span·class="ss">dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/tmp/snmp/agent/conf"</span><span·class="p"·data-group-id="1415612190-9">}</span><span·class="p"·data-group-id="1415612190-8">]</span><span·class="p"·data-group-id="1415612190-7">}</span><span·class="p"·data-group-id="1415612190-5">]</span><span·class="p"·data-group-id="1415612190-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 146 | ········ | 144 | ········</span><span·class="p"·data-group-id="8788304217-3">[</span><span·class="p"·data-group-id="8788304217-4">{</span><span·class="ss">agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8788304217-5">[</span><span·class="[·...·truncated·by·diffoscope;·len:·214,·SHA:·7d0de039b26ad11f0e4edc824677e3db69ffd7a384eac1411271d90486a5756d·...·]">}</span><span·class="p">,</span><span·class="w"> |
| 145 | ··················</span><span·class="p"·data-group-id="8788304217-7">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8788304217-8">[</span><span·class="p"·data-group-id="8788304217-9">{</span><span·class="ss">dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/tmp/snmp/agent/conf"</span><span·class="p"·data-group-id="8788304217-9">}</span><span·class="p"·data-group-id="8788304217-8">]</span><span·class="p"·data-group-id="8788304217-7">}</span><span·class="p"·data-group-id="8788304217-5">]</span><span·class="p"·data-group-id="8788304217-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 146 | ·········</span><span·class="p"·data-group-id="8788304217-10">{</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8788304217-11">[</span><span·class="p"·data-group-id="8788304217-12">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8788304217-13">[</span><span·class="p"·data-group-id="8788304217-14">{</span><span·class="ss">dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/tmp/snmp/manager/conf"</span><span·class="p"·data-group-id="8788304217-14">}</span><span·class="p">,</span><span·class="w"> | ||
| 147 | ······························</span><span·class="p"·data-group-id=" | 147 | ······························</span><span·class="p"·data-group-id="8788304217-15">{</span><span·class="ss">db_dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/tmp/snmp/manager/db"</span><span·class="p"·data-group-id="8788304217-15">}</span><span·class="p"·data-group-id="8788304217-13">[·...·truncated·by·diffoscope;·len:·264,·SHA:·22a9786203ff476d9c6e41e90e23c5f499b49651e8243ce5fe7cd21513c1fb3b·...·]-2">}</span><span·class="w"> |
| 148 | ········</span><span·class="p"·data-group-id=" | 148 | ········</span><span·class="p"·data-group-id="8788304217-1">]</span><span·class="w"> |
| 149 | ·······</span><span·class="p">}</span><span·class="w"> | 149 | ·······</span><span·class="p">}</span><span·class="w"> |
| 150 | ······</span><span·class="p">]</span><span·class="p">.</span></code></pre><p>Each·snmp·component·has·its·own·set·of·configuration·parameters,·even·though | 150 | ······</span><span·class="p">]</span><span·class="p">.</span></code></pre><p>Each·snmp·component·has·its·own·set·of·configuration·parameters,·even·though |
| 151 | some·of·the·types·are·common·to·both·components.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">snmp_components_config</span><span·class="p"·data-group-id="4852344444-1">(</span><span·class="p"·data-group-id="4852344444-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4852344444-2">[</span><span·class="nf">snmp_component_config</span><span·class="p"·data-group-id="4852344444-3">(</span><span·class="p"·data-group-id="4852344444-3">)</span><span·class="p"·data-group-id="4852344444-2">]</span><span·class="w"> | ||
| 152 | 151 | some·of·the·types·are·common·to·both·components.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">snmp_components_config</span><span·class="p"·data-group-id="5009542009-1">(</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·351,·SHA:·0ad863b05e18b4b8f5e8468606b6bb10feb95858c4097319c59bf8bda57f8e92·...·]</span><span·class="w"> | |
| 152 | ······</span><span·class="nf">snmp_component_config</span><span·class="p"·data-group-id="5009542009-4">(</span><span·class="p"·data-group-id="5009542009-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="5009542009-5">{</span><span·class="ss">agent</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="5009542009-6">(</span><span·class="p"·data-group-id="5009542009-6">)</span><span·class="p"·data-group-id="5009542009-5">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="5009542009-7">{</span><span·class="ss">manager</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">manager_options</span><span·class="p"·data-group-id="5009542009-8">(</span><span·class="p"·data-group-id="5009542009-8">)</span><span·class="p"·data-group-id="5009542009-7">}</span><span·class="w"> | ||
| 153 | ······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id=" | 153 | ······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="5009542009-9">(</span><span·class="p"·data-group-id="5009542009-9">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5009542009-10">[</span><span·class="nf">agent_option</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·130,·SHA:·9a3f7d48ea9cf91aabc602d679f906ed03cdd4bebc968ef3f46c9c75be045ed7·...·]-10">]</span><span·class="w"> |
| 154 | ······</span><span·class="nf">agent_option</span><span·class="p"·data-group-id=" | 154 | ······</span><span·class="nf">agent_option</span><span·class="p"·data-group-id="5009542009-12">(</span><span·class="p"·data-group-id="5009542009-12">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5009542009-13">{</span><span·class="ss">restart_type</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·220,·SHA:·d5422088e949867ae94ac910fcbb5a1f8193e8fdab2aadf643e18ab4788139fc·...·]-13">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 155 | ·······················</span><span·class="p"·data-group-id=" | 155 | ·······················</span><span·class="p"·data-group-id="5009542009-15">{</span><span·class="ss">agent_type</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">agent_type</span><span·class="p"·data-group-id="5009542009-16">(</span><span·class="p"·data-group-id="5009542009-16">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·68e536a6a6a71d627d20d187366d9edf5b10098a6fdff39a020e38ffe9c4309d·...·]-15">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 156 | ·······················</span><span·class="p"·data-group-id=" | 156 | ·······················</span><span·class="p"·data-group-id="5009542009-17">{</span><span·class="ss">agent_verbosity</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">verbosity</span><span·class="p"·data-group-id="5009542009-18">(</span><span·class="p"·data-group-id="5009542009-18">)</span><spa[·...·truncated·by·diffoscope;·len:·37,·SHA:·0781bf854cfc8f0c944248a24c7ee829e9f1d3026277bb0fc3bd124ecf2988d5·...·]-17">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 157 | ·······················</span><span·class="p"·data-group-id="4852344444-19">{</span><span·class="ss">discovery</span><span·class="p">,</span><span·class="w">········</span><span·class="nf">agent_discovery</span><span·class="p"·data-group-id="4852344444-20">(</span><span·class="p"·data-group-id="4852344444-20">)</span><span·class="p"·data-group-id="4852344444-19">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> | ||
| 158 | ·······················</span><span·class="p"·data-group-id=" | 157 | ·······················</span><span·class="p"·data-group-id="5009542009-19">{</span><span·class="ss">discovery</span><span·class="p">,</span><span·class="w">········</span><span·class="nf">agent_discovery</span><span·class="p"·data-group-id="5009542009-20">(</span><span·class="p"·data-group-id="5009542009-20">)</spa[·...·truncated·by·diffoscope;·len:·72,·SHA:·e3ed9532f60b36f51a4358ec0478778b61ec8ad45f90599282aae9fb22f82926·...·]··</span><span·class="p">|</span><span·class="w"> |
| 158 | ·······················</span><span·class="p"·data-group-id="5009542009-21">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">versions</span><span·class="p"·data-group-id="5009542009-22">(</span><span·class="p"·data-group-id="5009542009-22">)</span><span·class="p"·data-group-id="5009542009-21">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> | ||
| 159 | ·······················</span><span·class="p"·data-group-id=" | 159 | ·······················</span><span·class="p"·data-group-id="5009542009-23">{</span><span·class="ss">gb_max_vbs</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">gb_max_vbs</span><span·class="p"·data-group-id="5009542009-24">(</span><span·class="p"·data-group-id="5009542009-24">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·68e536a6a6a71d627d20d187366d9edf5b10098a6fdff39a020e38ffe9c4309d·...·]-23">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 160 | ·······················</span><span·class="p"·data-group-id="4852344444-25">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">priority</span><span·class="p"·data-group-id="4852344444-26">(</span><span·class="p"·data-group-id="4852344444-26">)</span><span·class="p"·data-group-id="4852344444-25">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> | ||
| 161 | ·······················</span><span·class="p"·data-group-id=" | 160 | ·······················</span><span·class="p"·data-group-id="5009542009-25">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">priority</span><span·class="p"·data-group-id="5009542009-26">(</span><span·class="p"·data-group-id="5009542009-26">)</span><span[·...·truncated·by·diffoscope;·len:·71,·SHA:·77c5aabdb1f2adfaf6a827e7d1536e30d1b3ea8464bb3939fcf7bfeb18a6881e·...·]···</span><span·class="p">|</span><span·class="w"> |
| 161 | ·······················</span><span·class="p"·data-group-id="5009542009-27">{</span><span·class="ss">multi_threaded</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">multi_threaded</span><span·class="p"·data-group-id="5009542009-28">(</span><span·class="p"·data-group-id="5009542009-28">)</span><span·class="p"·data-group-id="5009542009-27">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> | ||
| 162 | ·······················</span><span·class="p"·data-group-id=" | 162 | ·······················</span><span·class="p"·data-group-id="5009542009-29">{</span><span·class="ss">db_dir</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">db_dir</span><span·class="p"·data-group-id="5009542009-30">(</span><span·class="p"·data-group-id="5009542009-30">)</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·fc8d3c18e8cf6c883c9d78adcc6dc3cb3cd636e1959e96c18163f11fe80a4d44·...·]-29">}</span><span·class="w">···········</span><span·class="p">|</span><span·class="w"> |
| 163 | ·······················</span><span·class="p"·data-group-id=" | 163 | ·······················</span><span·class="p"·data-group-id="5009542009-31">{</span><span·class="ss">db_init_error</span><span·class="p">,</span><span·class="w">····</span><span·class="nf">db_init_error</span><span·class="p"·data-group-id="5009542009-32">(</span><span·class="p"·data-group-id="5009542009-32">)</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·d0578db5a769d70af68a518da2990a872abe1d5f6c85bd7051f60ecdfbe19838·...·]-31">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 164 | ·······················</span><span·class="p"·data-group-id=" | 164 | ·······················</span><span·class="p"·data-group-id="5009542009-33">{</span><span·class="ss">local_db</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">local_db</span><span·class="p"·data-group-id="5009542009-34">(</span><span·class="p"·data-group-id="5009542009-34">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·83aae65ca970eb84eee358789ad312d51f956ff3ef566cbaa9c78f57ef878d04·...·]-33">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 165 | ·······················</span><span·class="p"·data-group-id=" | 165 | ·······················</span><span·class="p"·data-group-id="5009542009-35">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_net_if</span><span·class="p"·data-group-id="5009542009-36">(</span><span·class="p"·data-group-id="5009542009-36">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·b4731ced039d321384de136150d0ad8f5bc0cb7b51d37a68fd1769489215dd38·...·]-35">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 166 | ·······················</span><span·class="p"·data-group-id=" | 166 | ·······················</span><span·class="p"·data-group-id="5009542009-37">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">mibs</span><span·class="p"·data-group-id="5009542009-38">(</span><span·class="p"·data-group-id="5009542009-38">)</span><span·cla[·...·truncated·by·diffoscope;·len:·32,·SHA:·36bec4cfeb2f6285ebb250a0654b36ca0b3fb06785e0cfa8c586150bbb9e4b74·...·]-37">}</span><span·class="w">·············</span><span·class="p">|</span><span·class="w"> |
| 167 | ·······················</span><span·class="p"·data-group-id=" | 167 | ·······················</span><span·class="p"·data-group-id="5009542009-39">{</span><span·class="ss">mib_storage</span><span·class="p">,</span><span·class="w">······</span><span·class="nf">mib_storage</span><span·class="p"·data-group-id="5009542009-40">(</span><span·class="p"·data-group-id="5009542009-40">)</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·2637189bd5bdf318c0d7bfa32fc680a1dfd1505cd3d55cae20b0c90a73e1dec3·...·]-39">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 168 | ·······················</span><span·class="p"·data-group-id=" | 168 | ·······················</span><span·class="p"·data-group-id="5009542009-41">{</span><span·class="ss">mib_server</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">mib_server</span><span·class="p"·data-group-id="5009542009-42">(</span><span·class="p"·data-group-id="5009542009-42">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·68e536a6a6a71d627d20d187366d9edf5b10098a6fdff39a020e38ffe9c4309d·...·]-41">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 169 | ·······················</span><span·class="p"·data-group-id=" | 169 | ·······················</span><span·class="p"·data-group-id="5009542009-43">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="5009542009-44">(</span><span·class="p"·data-group-id="5009542009-44">)</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·6343f7d50c3fbf75dfb11b2503ccc12c4937481a23226507d28af9ff8f5ab551·...·]-43">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 170 | ·······················</span><span·class="p"·data-group-id=" | 170 | ·······················</span><span·class="p"·data-group-id="5009542009-45">{</span><span·class="ss">error_report_mod</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">error_report_mod</span><span·class="p"·data-group-id="5009542009-46">(</span><span·class="p"·data-group-id="5009542009-46">)</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·08c78effe1dbceddb2220f0b199aaaecae7b3c35180f17e25be179b7c317bbbd·...·]-45">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 171 | ·······················</span><span·class="p"·data-group-id=" | 171 | ·······················</span><span·class="p"·data-group-id="5009542009-47">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">note_store</span><span·class="p"·data-group-id="5009542009-48">(</span><span·class="p"·data-group-id="5009542009-48">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·68e536a6a6a71d627d20d187366d9edf5b10098a6fdff39a020e38ffe9c4309d·...·]-47">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 172 | ·······················</span><span·class="p"·data-group-id=" | 172 | ·······················</span><span·class="p"·data-group-id="5009542009-49">{</span><span·class="ss">symbolic_store</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">symbolic_store</span><span·class="p"·data-group-id="5009542009-50">(</span><span·class="p"·data-group-id="5009542009-50">)</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·871361f7aa92fa77f5ff287210d38006919991024b4d240f9308c41303f85e05·...·]-49">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> |
| 173 | ·······················</span><span·class="p"·data-group-id=" | 173 | ·······················</span><span·class="p"·data-group-id="5009542009-51">{</span><span·class="ss">target_cache</span><span·class="p">,</span><span·class="w">·····</span><span·class="nf">target_cache</span><span·class="p"·data-group-id="5009542009-52">(</span><span·class="p"·data-group-id="5009542009-52">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·b4731ced039d321384de136150d0ad8f5bc0cb7b51d37a68fd1769489215dd38·...·]-51">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 174 | ·······················</span><span·class="p"·data-group-id="4852344444-53">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_config</span><span·class="p"·data-group-id="4852344444-54">(</span><span·class="p"·data-group-id="4852344444-54">)</span><span·class="p"·data-group-id="4852344444-53">}</span><span·class="w"> | ||
| 175 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id="4852344444-55">(</span><span·class="p"·data-group-id="4852344444-55">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4852344444-56">[</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="4852344444-57">(</span><span·class="p"·data-group-id="4852344444-57">)</span><span·class="p"·data-group-id="4852344444-56">]</span><span·class="w"> | ||
| 176 | ······ | 174 | ·······················</span><span·class="p"·data-group-id="5009542009-53">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_config</span><span·class="p"·data-group-id="5009542009-54">(</span>[·...·truncated·by·diffoscope;·len:·101,·SHA:·a7550d9f7dc8f94ed83697944bbc3c873f8f3bd6e8fac77574cc4c73ed557854·...·]</span><span·class="w"> |
| 175 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id="5009542009-55">(</span><span·class="p"·data-group-id="5009542009-55">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5009542009-56">[</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="5009542009-57">(</span><span·class="p"·data-group-id="5009542009-57">)</span><span·class="p"·data-group-id="5009542009-56">]</span><span·class="w"> | ||
| 176 | ······</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="5009542009-58">(</span><span·class="p"·data-group-id="5009542009-58">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5009542009-59">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">restart_type</span><span·class="p"·data-group-id="5009542009-60">(</span><span·class="p"·data-group-id="5009542009-60">)</span><span·class="p"·data-group-id="5009542009-59">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> | ||
| 177 | ·························</span><span·class="p"·data-group-id=" | 177 | ·························</span><span·class="p"·data-group-id="5009542009-61">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_net_if</span><span·class="p"·data-group-id="5009542009-62">(</span><span·class="p"·data-group-id="5009542009-62"[·...·truncated·by·diffoscope;·len:·50,·SHA:·c28b5cc99ab5bae513618df1488c379d68fa8e36fd390603bb3d6778b3ad993e·...·]-61">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 178 | ·························</span><span·class="p"·data-group-id=" | 178 | ·························</span><span·class="p"·data-group-id="5009542009-63">{</span><span·class="ss">server</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">server</span><span·class="p"·data-group-id="5009542009-64">(</span><span·class="p"·data-group-id="5009542009-64">)</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·871361f7aa92fa77f5ff287210d38006919991024b4d240f9308c41303f85e05·...·]-63">}</span><span·class="w">··········</span><span·class="p">|</span><span·class="w"> |
| 179 | ·························</span><span·class="p"·data-group-id=" | 179 | ·························</span><span·class="p"·data-group-id="5009542009-65">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">···············</span><span·class="nf">note_store</span><span·class="p"·data-group-id="5009542009-66">(</span><span·class="p"·data-group-id="5009542009-66">)</[·...·truncated·by·diffoscope;·len:·46,·SHA:·60fe008851e81cc2933ae6f330f8ecc6b95491321be5c9239fead0b6eab376cf·...·]-65">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 180 | ·························</span><span·class="p"·data-group-id=" | 180 | ·························</span><span·class="p"·data-group-id="5009542009-67">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_config</span><span·class="p"·data-group-id="5009542009-68">(</span><span·class="p"·data-group-id="5009542009-68"[·...·truncated·by·diffoscope;·len:·50,·SHA:·c28b5cc99ab5bae513618df1488c379d68fa8e36fd390603bb3d6778b3ad993e·...·]-67">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 181 | ·························</span><span·class="p"·data-group-id=" | 181 | ·························</span><span·class="p"·data-group-id="5009542009-69">{</span><span·class="ss">inform_request_behaviour</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">manager_irb</span><span·class="p"·data-group-id="5009542009-70">(</span><span·class="p"·data-group-id="5009542009-70">)<[·...·truncated·by·diffoscope;·len:·47,·SHA:·f702b53b201e10dd01ddf3dfa09d332ba19230490dd34ee26cc3a41e3065ab50·...·]-69">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 182 | ·························</span><span·class="p"·data-group-id=" | 182 | ·························</span><span·class="p"·data-group-id="5009542009-71">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·····················</span><span·class="nf">manager_mibs</span><span·class="p"·data-group-id="5009542009-72">(</span><span·class="p"·data-group-id="5009542009-72">)[·...·truncated·by·diffoscope;·len:·48,·SHA:·e865ac02fc86be352f1740b1fb047f403da6d8e5ef75d79a6b8d284613fa22c1·...·]-71">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 183 | ·························</span><span·class="p"·data-group-id=" | 183 | ·························</span><span·class="p"·data-group-id="5009542009-73">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">priority</span><span·class="p"·data-group-id="5009542009-74">(</span><span·class="p"·data-group-id="5009542009-74">)</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·08c78effe1dbceddb2220f0b199aaaecae7b3c35180f17e25be179b7c317bbbd·...·]-73">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 184 | ·························</span><span·class="p"·data-group-id="4852344444-75">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··········</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="4852344444-76">(</span><span·class="p"·data-group-id="4852344444-76">)</span><span·class="p"·data-group-id="4852344444-75">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 185 | ·························</span><span·class="p"·data-group-id=" | 184 | ·························</span><span·class="p"·data-group-id="5009542009-75">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··········</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="5009542009-76">(</span><span·class="p"·data-group-id="5009542009-76[·...·truncated·by·diffoscope;·len:·80,·SHA:·0b78c444b5c85ed2eb01f60fece6eae174c7d5e762bf75209f21c1165ab5ddba·...·]·</span><span·class="p">|</span><span·class="w"> |
| 185 | ·························</span><span·class="p"·data-group-id="5009542009-77">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">versions</span><span·class="p"·data-group-id="5009542009-78">(</span><span·class="p"·data-group-id="5009542009-78">)</span><span·class="p"·data-group-id="5009542009-77">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> | ||
| 186 | ·························</span><span·class="p"·data-group-id=" | 186 | ·························</span><span·class="p"·data-group-id="5009542009-79">{</span><span·class="ss">def_user_mod</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">def_user_module</span><span·class="p"·data-group-id="5009542009-80">(</span><span·class="p"·data-group-id="5009542009-80">)</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 187 | ·························</span><span·class="p"·data-group-id=" | 187 | ·························</span><span·class="p"·data-group-id="5009542009-81">{</span><span·class="ss">def_user_data</span><span·class="p">,</span><span·class="w">············</span><span·class="nf">def_user_data</span><span·class="p"·data-group-id="5009542009-82">(</span><span·class="p"·data-group-id="5009542009-82">[·...·truncated·by·diffoscope;·len:·49,·SHA:·9fce9fd29e004505634249df70cba5cbf92e38e9236615d3f555b386e4a6739e·...·]-81">}</span></code></pre><p><a·href=""·id="agent_opts_and_types"></a></p><p>Agent·specific·config·options·and·types:</p><ul><li><p><strong><code·class="inline"·id="agent_type">agent_type()·=·master·|·sub·<optional></code></strong>·-·If·<code·class="inline">master</code>, |
| 188 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- | 188 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- |
| 189 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- | 189 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- |
| 190 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. | 190 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. |
| 191 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- | 191 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- |
| 192 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended·<optional></code></strong>·-·If | 192 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended·<optional></code></strong>·-·If |
| 193 | <code·class="inline">true</code>·(or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each | 193 | <code·class="inline">true</code>·(or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each |
| 194 | get·request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended | 194 | get·request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended |
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| 421 | ······<p·class="built-using"> | 421 | ······<p·class="built-using"> |
| 422 | ········Built·using | 422 | ········Built·using |
| 423 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 423 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 424 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 424 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 425 | ······</p> | 425 | ······</p> |
| 426 | <p>Copyright·©·1996-202 | 426 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 427 | ····</footer> | 427 | ····</footer> |
| 428 | ··</div> | 428 | ··</div> |
| 429 | </main> | 429 | </main> |
| 430 | </div> | 430 | </div> |
| 431 | <script> | 431 | <script> |
| 432 | ··function·mermaidLoaded()·{ | 432 | ··function·mermaidLoaded()·{ |
| 433 | ····mermaid.initialize({ | 433 | ····mermaid.initialize({ |
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| 179 | ······<p·class="built-using"> | 179 | ······<p·class="built-using"> |
| 180 | ········Built·using | 180 | ········Built·using |
| 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 181 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 182 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 183 | ······</p> | 183 | ······</p> |
| 184 | <p>Copyright·©·1996-202 | 184 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 185 | ····</footer> | 185 | ····</footer> |
| 186 | ··</div> | 186 | ··</div> |
| 187 | </main> | 187 | </main> |
| 188 | </div> | 188 | </div> |
| 189 | <script> | 189 | <script> |
| 190 | ··function·mermaidLoaded()·{ | 190 | ··function·mermaidLoaded()·{ |
| 191 | ····mermaid.initialize({ | 191 | ····mermaid.initialize({ |
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| 649 | ······<p·class="built-using"> | 649 | ······<p·class="built-using"> |
| 650 | ········Built·using | 650 | ········Built·using |
| 651 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 651 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 652 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 652 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 653 | ······</p> | 653 | ······</p> |
| 654 | <p>Copyright·©·1996-202 | 654 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 655 | ····</footer> | 655 | ····</footer> |
| 656 | ··</div> | 656 | ··</div> |
| 657 | </main> | 657 | </main> |
| 658 | </div> | 658 | </div> |
| 659 | <script> | 659 | <script> |
| 660 | ··function·mermaidLoaded()·{ | 660 | ··function·mermaidLoaded()·{ |
| 661 | ····mermaid.initialize({ | 661 | ····mermaid.initialize({ |
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| 186 | ······<p·class="built-using"> | 186 | ······<p·class="built-using"> |
| 187 | ········Built·using | 187 | ········Built·using |
| 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 188 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 189 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 190 | ······</p> | 190 | ······</p> |
| 191 | <p>Copyright·©·1996-202 | 191 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 192 | ····</footer> | 192 | ····</footer> |
| 193 | ··</div> | 193 | ··</div> |
| 194 | </main> | 194 | </main> |
| 195 | </div> | 195 | </div> |
| 196 | <script> | 196 | <script> |
| 197 | ··function·mermaidLoaded()·{ | 197 | ··function·mermaidLoaded()·{ |
| 198 | ····mermaid.initialize({ | 198 | ····mermaid.initialize({ |
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| 198 | ······<p·class="built-using"> | 198 | ······<p·class="built-using"> |
| 199 | ········Built·using | 199 | ········Built·using |
| 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 200 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 201 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 202 | ······</p> | 202 | ······</p> |
| 203 | <p>Copyright·©·1996-202 | 203 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 204 | ····</footer> | 204 | ····</footer> |
| 205 | ··</div> | 205 | ··</div> |
| 206 | </main> | 206 | </main> |
| 207 | </div> | 207 | </div> |
| 208 | <script> | 208 | <script> |
| 209 | ··function·mermaidLoaded()·{ | 209 | ··function·mermaidLoaded()·{ |
| 210 | ····mermaid.initialize({ | 210 | ····mermaid.initialize({ |
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| 595 | ······<p·class="built-using"> | 595 | ······<p·class="built-using"> |
| 596 | ········Built·using | 596 | ········Built·using |
| 597 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 597 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 598 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 598 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 599 | ······</p> | 599 | ······</p> |
| 600 | <p>Copyright·©·1996-202 | 600 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 601 | ····</footer> | 601 | ····</footer> |
| 602 | ··</div> | 602 | ··</div> |
| 603 | </main> | 603 | </main> |
| 604 | </div> | 604 | </div> |
| 605 | <script> | 605 | <script> |
| 606 | ··function·mermaidLoaded()·{ | 606 | ··function·mermaidLoaded()·{ |
| 607 | ····mermaid.initialize({ | 607 | ····mermaid.initialize({ |
| Offset 141, 49 lines modified | Offset 141, 49 lines modified | ||
| 141 | <a·href="snmp_agent_config_files.html">Definition·of·Agent·Configuration·Files</a>·for·more | 141 | <a·href="snmp_agent_config_files.html">Definition·of·Agent·Configuration·Files</a>·for·more |
| 142 | information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·following·directory·must·exist·in·the·system·to·run·the·manager:</p><ul><li>the·<em>configuration·directory</em>·stores·all·configuration·files·used·by·the | 142 | information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·following·directory·must·exist·in·the·system·to·run·the·manager:</p><ul><li>the·<em>configuration·directory</em>·stores·all·configuration·files·used·by·the |
| 143 | manager·(refer·to·the·chapter | 143 | manager·(refer·to·the·chapter |
| 144 | <a·href="snmp_manager_config_files.html">Definition·of·Manager·Configuration·Files</a>·for | 144 | <a·href="snmp_manager_config_files.html">Definition·of·Manager·Configuration·Files</a>·for |
| 145 | more·information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·agent·and·manager·uses·(application)·configuration·parameters·to·find·out | 145 | more·information).</li><li>the·<em>database·directory</em>·stores·the·internal·database·files.</li></ul><p>The·agent·and·manager·uses·(application)·configuration·parameters·to·find·out |
| 146 | where·these·directories·are·located.·The·parameters·should·be·defined·in·an | 146 | where·these·directories·are·located.·The·parameters·should·be·defined·in·an |
| 147 | Erlang·system·configuration·file.·The·following·configuration·parameters·are | 147 | Erlang·system·configuration·file.·The·following·configuration·parameters·are |
| 148 | defined·for·the·SNMP·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="1890336809-1">(</span><span·class="p"·data-group-id="1890336809-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1890336809-2">[</span><span·class="nf">agent_option</span><span·class="p"·data-group-id="1890336809-3">(</span><span·class="p"·data-group-id="1890336809-3">)</span><span·class="p"·data-group-id="1890336809-2">]</span><span·class="w"> | ||
| 149 | 148 | defined·for·the·SNMP·application:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="nf">agent_options</span><span·class="p"·data-group-id="6821127036-1">(</span><span·class="p"·data-group-id="6821127036-1">)</span[·...·truncated·by·diffoscope;·len:·314,·SHA:·5b7437b0726699f7ccaaa58e14740be140ef6c3335cda409e1d4c2dd6d493488·...·]</span><span·class="w"> | |
| 149 | ······</span><span·class="nf">agent_option</span><span·class="p"·data-group-id="6821127036-4">(</span><span·class="p"·data-group-id="6821127036-4">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6821127036-5">{</span><span·class="ss">restart_type</span><span·class="p">,</span><span·class="w">·····</span><span·class="nf">restart_type</span><span·class="p"·data-group-id="6821127036-6">(</span><span·class="p"·data-group-id="6821127036-6">)</span><span·class="p"·data-group-id="6821127036-5">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> | ||
| 150 | ·······················</span><span·class="p"·data-group-id=" | 150 | ·······················</span><span·class="p"·data-group-id="6821127036-7">{</span><span·class="ss">agent_type</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">agent_type</span><span·class="p"·data-group-id="6821127036-8">(</span><span·class="p"·data-group-id="6821127036-8">)</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·49df8e2b7d2ef916fe934bf274102ee0383f736a2a83adb3044440754e00766b·...·]-7">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 151 | ·······················</span><span·class="p"·data-group-id="1890336809-9">{</span><span·class="ss">agent_verbosity</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">verbosity</span><span·class="p"·data-group-id="1890336809-10">(</span><span·class="p"·data-group-id="1890336809-10">)</span><span·class="p"·data-group-id="1890336809-9">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> | ||
| 152 | ·······················</span><span·class="p"·data-group-id=" | 151 | ·······················</span><span·class="p"·data-group-id="6821127036-9">{</span><span·class="ss">agent_verbosity</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">verbosity</span><span·class="p"·data-group-id="6821127036-10">(</span><span·class="p"·data-group-id="6821127036-10">)</span><span[·...·truncated·by·diffoscope;·len:·64,·SHA:·8203d513f7d31d4631ffec266a148847c0a88105840a4c08c495755e8ffa55b4·...·]········</span><span·class="p">|</span><span·class="w"> |
| 152 | ·······················</span><span·class="p"·data-group-id="6821127036-11">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">versions</span><span·class="p"·data-group-id="6821127036-12">(</span><span·class="p"·data-group-id="6821127036-12">)</span><span·class="p"·data-group-id="6821127036-11">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> | ||
| 153 | ·······················</span><span·class="p"·data-group-id=" | 153 | ·······················</span><span·class="p"·data-group-id="6821127036-13">{</span><span·class="ss">discovery</span><span·class="p">,</span><span·class="w">········</span><span·class="nf">agent_discovery</span><span·class="p"·data-group-id="6821127036-14">(</span><span·class="p"·data-group-id="6821127036-14">)</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·f11f53e44104bdcc960c6d70e1bf54905328b273352125a09946f11aa008fbe9·...·]-13">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 154 | ·······················</span><span·class="p"·data-group-id=" | 154 | ·······················</span><span·class="p"·data-group-id="6821127036-15">{</span><span·class="ss">gb_max_vbs</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">gb_max_vbs</span><span·class="p"·data-group-id="6821127036-16">(</span><span·class="p"·data-group-id="6821127036-16">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·31ccacbb1aab9273587f8be259ad171fe6c75168aa94d74a7ea61b01090e162f·...·]-15">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 155 | ·······················</span><span·class="p"·data-group-id=" | 155 | ·······················</span><span·class="p"·data-group-id="6821127036-17">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">priority</span><span·class="p"·data-group-id="6821127036-18">(</span><span·class="p"·data-group-id="6821127036-18">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·dc7c1ba4776c586c2cdfd05bdd14e148fc33781b1b743c3d4e129ba6993727f4·...·]-17">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 156 | ·······················</span><span·class="p"·data-group-id=" | 156 | ·······················</span><span·class="p"·data-group-id="6821127036-19">{</span><span·class="ss">multi_threaded</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">multi_threaded</span><span·class="p"·data-group-id="6821127036-20">(</span><span·class="p"·data-group-id="6821127036-20">)</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·8adc8692a02f67ef6fda76726deec7ab581c049502be352f886e8d885b39cb2e·...·]-19">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> |
| 157 | ·······················</span><span·class="p"·data-group-id=" | 157 | ·······················</span><span·class="p"·data-group-id="6821127036-21">{</span><span·class="ss">db_dir</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">db_dir</span><span·class="p"·data-group-id="6821127036-22">(</span><span·class="p"·data-group-id="6821127036-22">)</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·bb25917023a29904e33dd1b99acd88dc494ac736dbb2ce885b508402ab859d7c·...·]-21">}</span><span·class="w">···········</span><span·class="p">|</span><span·class="w"> |
| 158 | ·······················</span><span·class="p"·data-group-id=" | 158 | ·······················</span><span·class="p"·data-group-id="6821127036-23">{</span><span·class="ss">db_init_error</span><span·class="p">,</span><span·class="w">····</span><span·class="nf">db_init_error</span><span·class="p"·data-group-id="6821127036-24">(</span><span·class="p"·data-group-id="6821127036-24">)</span>[·...·truncated·by·diffoscope;·len:·41,·SHA:·25238a8a9a641b2ef14dc6dcd185e8919702dbbde1e82c5f2832dc4440099188·...·]-23">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 159 | ·······················</span><span·class="p"·data-group-id=" | 159 | ·······················</span><span·class="p"·data-group-id="6821127036-25">{</span><span·class="ss">local_db</span><span·class="p">,</span><span·class="w">·········</span><span·class="nf">local_db</span><span·class="p"·data-group-id="6821127036-26">(</span><span·class="p"·data-group-id="6821127036-26">)</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·dc7c1ba4776c586c2cdfd05bdd14e148fc33781b1b743c3d4e129ba6993727f4·...·]-25">}</span><span·class="w">·········</span><span·class="p">|</span><span·class="w"> |
| 160 | ·······················</span><span·class="p"·data-group-id=" | 160 | ·······················</span><span·class="p"·data-group-id="6821127036-27">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_net_if</span><span·class="p"·data-group-id="6821127036-28">(</span><span·class="p"·data-group-id="6821127036-28">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·514e8a7ff9ec7930f9b709b8e44a42d3e5d0120f49a3a887610eb928c1901201·...·]-27">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 161 | ·······················</span><span·class="p"·data-group-id=" | 161 | ·······················</span><span·class="p"·data-group-id="6821127036-29">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">mibs</span><span·class="p"·data-group-id="6821127036-30">(</span><span·class="p"·data-group-id="6821127036-30">)</span><span·cla[·...·truncated·by·diffoscope;·len:·32,·SHA:·a3a9730c78711656fe3db437573d9738dc8b353732e7df438c8c1e1cd4f10655·...·]-29">}</span><span·class="w">·············</span><span·class="p">|</span><span·class="w"> |
| 162 | ·······················</span><span·class="p"·data-group-id=" | 162 | ·······················</span><span·class="p"·data-group-id="6821127036-31">{</span><span·class="ss">mib_storage</span><span·class="p">,</span><span·class="w">······</span><span·class="nf">mib_storage</span><span·class="p"·data-group-id="6821127036-32">(</span><span·class="p"·data-group-id="6821127036-32">)</span><s[·...·truncated·by·diffoscope;·len:·39,·SHA:·2a2088121b32b28601a044c6ca3451264814098373767a2f8a9d9fc786c43021·...·]-31">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 163 | ·······················</span><span·class="p"·data-group-id=" | 163 | ·······················</span><span·class="p"·data-group-id="6821127036-33">{</span><span·class="ss">mib_server</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">mib_server</span><span·class="p"·data-group-id="6821127036-34">(</span><span·class="p"·data-group-id="6821127036-34">)</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·31ccacbb1aab9273587f8be259ad171fe6c75168aa94d74a7ea61b01090e162f·...·]-33">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> |
| 164 | ·······················</span><span·class="p"·data-group-id=" | 164 | ·······················</span><span·class="p"·data-group-id="6821127036-35">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="6821127036-36">(</span><span·class="p"·data-group-id="6821127036-36">)</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·f11f53e44104bdcc960c6d70e1bf54905328b273352125a09946f11aa008fbe9·...·]-35">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 165 | ·······················</span><span·class="p"·data-group-id=" | 165 | ·······················</span><span·class="p"·data-group-id="6821127036-37">{</span><span·class="ss">error_report_mod</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">error_report_mod</span><span·class="p"·data-group-id="6821127036-38">(</span><span·class="p"·data-group-id="6821127036-38">)</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·eaeb3473c2a97e32e25ef77e244076d43136269d624e4919126dd388e5bcf401·...·]-37">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 166 | ·······················</span><span·class="p"·data-group-id="1890336809-39">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">note_store</span><span·class="p"·data-group-id="1890336809-40">(</span><span·class="p"·data-group-id="1890336809-40">)</span><span·class="p"·data-group-id="1890336809-39">}</span><span·class="w">·······</span><span·class="p">|</span><span·class="w"> | ||
| 167 | ·······················</span><span·class="p"·data-group-id=" | 166 | ·······················</span><span·class="p"·data-group-id="6821127036-39">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">·······</span><span·class="nf">note_store</span><span·class="p"·data-group-id="6821127036-40">(</span><span·class="p"·data-group-id="6821127036-40">)</span><sp[·...·truncated·by·diffoscope;·len:·71,·SHA:·8c3a3915e81824c8f66425626c46387c05d6440beb67c967971673bc5ee03f11·...·]···</span><span·class="p">|</span><span·class="w"> |
| 167 | ·······················</span><span·class="p"·data-group-id="6821127036-41">{</span><span·class="ss">symbolic_store</span><span·class="p">,</span><span·class="w">···</span><span·class="nf">symbolic_store</span><span·class="p"·data-group-id="6821127036-42">(</span><span·class="p"·data-group-id="6821127036-42">)</span><span·class="p"·data-group-id="6821127036-41">}</span><span·class="w">···</span><span·class="p">|</span><span·class="w"> | ||
| 168 | ·······················</span><span·class="p"·data-group-id=" | 168 | ·······················</span><span·class="p"·data-group-id="6821127036-43">{</span><span·class="ss">target_cache</span><span·class="p">,</span><span·class="w">·····</span><span·class="nf">target_cache</span><span·class="p"·data-group-id="6821127036-44">(</span><span·class="p"·data-group-id="6821127036-44">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·514e8a7ff9ec7930f9b709b8e44a42d3e5d0120f49a3a887610eb928c1901201·...·]-43">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> |
| 169 | ·······················</span><span·class="p"·data-group-id=" | 169 | ·······················</span><span·class="p"·data-group-id="6821127036-45">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···········</span><span·class="nf">agent_config</span><span·class="p"·data-group-id="6821127036-46">(</span><span·class="p"·data-group-id="6821127036-46">)</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·514e8a7ff9ec7930f9b709b8e44a42d3e5d0120f49a3a887610eb928c1901201·...·]-45">}</span><span·class="w"> |
| 170 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id=" | 170 | ······</span><span·class="nf">manager_options</span><span·class="p"·data-group-id="6821127036-47">(</span><span·class="p"·data-group-id="6821127036-47">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6821127036-48">[</span><span·class="nf">manager_option</span><span·class="p"[·...·truncated·by·diffoscope;·len:·134,·SHA:·00b68a1186eecfe4732889685c8e7fa7c9f3d34d6434d453b3a8579023e5264a·...·]-48">]</span><span·class="w"> |
| 171 | ······</span><span·class="nf">manager_option</span><span·class="p"·data-group-id=" | 171 | ······</span><span·class="nf">manager_option</span><span·class="p"·data-group-id="6821127036-50">(</span><span·class="p"·data-group-id="6821127036-50">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="6821127036-51">{</span><span·class="ss">restart_type</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·228,·SHA:·f33f8f088d3306cfd9ad62ab0483b54f02db86e5bb9b9c87c215a4d857d65411·...·]-51">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 172 | ·························</span><span·class="p"·data-group-id=" | 172 | ·························</span><span·class="p"·data-group-id="6821127036-53">{</span><span·class="ss">net_if</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_net_if</span><span·class="p"·data-group-id="6821127036-54">(</span><span·class="p"·data-group-id="6821127036-54"[·...·truncated·by·diffoscope;·len:·50,·SHA:·22b41430c155b0874fe3565aac5d6ac5c3e886734f49084deff19ff9579b8b87·...·]-53">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 173 | ·························</span><span·class="p"·data-group-id=" | 173 | ·························</span><span·class="p"·data-group-id="6821127036-55">{</span><span·class="ss">server</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">server</span><span·class="p"·data-group-id="6821127036-56">(</span><span·class="p"·data-group-id="6821127036-56">)</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·8adc8692a02f67ef6fda76726deec7ab581c049502be352f886e8d885b39cb2e·...·]-55">}</span><span·class="w">··········</span><span·class="p">|</span><span·class="w"> |
| 174 | ·························</span><span·class="p"·data-group-id=" | 174 | ·························</span><span·class="p"·data-group-id="6821127036-57">{</span><span·class="ss">note_store</span><span·class="p">,</span><span·class="w">···············</span><span·class="nf">note_store</span><span·class="p"·data-group-id="6821127036-58">(</span><span·class="p"·data-group-id="6821127036-58">)</[·...·truncated·by·diffoscope;·len:·46,·SHA:·d3c69c176b842e0f2871c7666bacb48de4124f6baeef488181a33fccd17257d4·...·]-57">}</span><span·class="w">······</span><span·class="p">|</span><span·class="w"> |
| 175 | ·························</span><span·class="p"·data-group-id="1890336809-59">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_config</span><span·class="p"·data-group-id="1890336809-60">(</span><span·class="p"·data-group-id="1890336809-60">)</span><span·class="p"·data-group-id="1890336809-59">}</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> | ||
| 176 | ·························</span><span·class="p"·data-group-id=" | 175 | ·························</span><span·class="p"·data-group-id="6821127036-59">{</span><span·class="ss">config</span><span·class="p">,</span><span·class="w">···················</span><span·class="nf">manager_config</span><span·class="p"·data-group-id="6821127036-60">(</span><span·class="p"·data-group-id="6821127036-60"[·...·truncated·by·diffoscope;·len:·79,·SHA:·fc7808c7714cf1bf2b9c9946a7c38389302c707c29461019cdcd6070f82adc36·...·]··</span><span·class="p">|</span><span·class="w"> |
| 176 | ·························</span><span·class="p"·data-group-id="6821127036-61">{</span><span·class="ss">inform_request_behaviour</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">manager_irb</span><span·class="p"·data-group-id="6821127036-62">(</span><span·class="p"·data-group-id="6821127036-62">)</span><span·class="p"·data-group-id="6821127036-61">}</span><span·class="w">·····</span><span·class="p">|</span><span·class="w"> | ||
| 177 | ·························</span><span·class="p"·data-group-id=" | 177 | ·························</span><span·class="p"·data-group-id="6821127036-63">{</span><span·class="ss">mibs</span><span·class="p">,</span><span·class="w">·····················</span><span·class="nf">manager_mibs</span><span·class="p"·data-group-id="6821127036-64">(</span><span·class="p"·data-group-id="6821127036-64">)[·...·truncated·by·diffoscope;·len:·48,·SHA:·2dd016bc49cf1baf04c03cce37544da5686e833e1ee37ad1d260d41dd1fa8820·...·]-63">}</span><span·class="w">····</span><span·class="p">|</span><span·class="w"> |
| 178 | ·························</span><span·class="p"·data-group-id=" | 178 | ·························</span><span·class="p"·data-group-id="6821127036-65">{</span><span·class="ss">priority</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">priority</span><span·class="p"·data-group-id="6821127036-66">(</span><span·class="p"·data-group-id="6821127036-66">)</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·eaeb3473c2a97e32e25ef77e244076d43136269d624e4919126dd388e5bcf401·...·]-65">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 179 | ·························</span><span·class="p"·data-group-id=" | 179 | ·························</span><span·class="p"·data-group-id="6821127036-67">{</span><span·class="ss">audit_trail_log</span><span·class="p">,</span><span·class="w">··········</span><span·class="nf">audit_trail_log</span><span·class="p"·data-group-id="6821127036-68">(</span><span·class="p"·data-group-id="6821127036-68[·...·truncated·by·diffoscope;·len:·51,·SHA:·07e9c141582d148a53420860874e45ae2021128904bcb1e4bcf1407899d23874·...·]-67">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 180 | ·························</span><span·class="p"·data-group-id=" | 180 | ·························</span><span·class="p"·data-group-id="6821127036-69">{</span><span·class="ss">versions</span><span·class="p">,</span><span·class="w">·················</span><span·class="nf">versions</span><span·class="p"·data-group-id="6821127036-70">(</span><span·class="p"·data-group-id="6821127036-70">)</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·eaeb3473c2a97e32e25ef77e244076d43136269d624e4919126dd388e5bcf401·...·]-69">}</span><span·class="w">········</span><span·class="p">|</span><span·class="w"> |
| 181 | ·························</span><span·class="p"·data-group-id=" | 181 | ·························</span><span·class="p"·data-group-id="6821127036-71">{</span><span·class="ss">def_user_mod</span><span·class="p">,</span><span·class="w">·············</span><span·class="nf">def_user_module</span><span·class="p"·data-group-id="6821127036-72">(</span><span·class="p"·data-group-id="6821127036-72">)</span><span·class="w">··</span><span·class="p">|</span><span·class="w"> |
| 182 | ·························</span><span·class="p"·data-group-id=" | 182 | ·························</span><span·class="p"·data-group-id="6821127036-73">{</span><span·class="ss">def_user_data</span><span·class="p">,</span><span·class="w">············</span><span·class="nf">def_user_data</span><span·class="p"·data-group-id="6821127036-74">(</span><span·class="p"·data-group-id="6821127036-74">[·...·truncated·by·diffoscope;·len:·49,·SHA:·1711fdc4edb6423be9756e77eda4b45a570c0bee85f96f43aeabafc1520bc1af·...·]-73">}</span></code></pre><p><a·href=""·id="agent_opts_and_types"></a></p><p>Agent·specific·config·options·and·types:</p><ul><li><p><strong><code·class="inline"·id="agent_type">agent_type()·=·master·|·sub·<optional></code></strong>·-·If·<code·class="inline">master</code>, |
| 183 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- | 183 | one·master·agent·is·started.·Otherwise,·no·agents·are·started.</p><p>Default·is·<code·class="inline">master</code>.</p></li><li><p><strong><code·class="inline"·id="agent_disco">agent_discovery()·=·[agent_discovery_opt()]·<optional></code></strong>·- |
| 184 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- | 184 | <code·class="inline">agent_discovery_opt()·=·{terminating,·agent_terminating_discovery_opts()}·|·{originating,·agent_originating_discovery_opts()}</code></p><p>The·<code·class="inline">terminating</code>·options·effects·discovery·initiated·by·a·manager.</p><p>The·<code·class="inline">originating</code>·options·effects·discovery·initiated·by·this·agent.</p><p>For·defaults·see·the·options·in·<code·class="inline">agent_discovery_opt()</code>.</p></li><li><p><strong><code·class="inline"·id="agent_term_disco_opts">agent_terminating_discovery_opts()·=·[agent_terminating_discovery_opt()]·<optional></code></strong>·- |
| 185 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. | 185 | <code·class="inline">agent_terminating_discovery_opt()·=·{enable,·boolean()}·|·{stage2,·discovery·|·plain}·|·{trigger_username,·string()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">terminating</code>·in·this·agent·(i.e. |
| 186 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- | 186 | initiated·by·a·manager).</p><p>The·default·values·for·the·<code·class="inline">terminating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li><li>stage2:·<code·class="inline">discovery</code></li><li>trigger_username:·<code·class="inline">""</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_orig_disco_opts">agent_originating_discovery_opts()·=·[agent_originating_discovery_opt()]·<optional></code></strong>·- |
| 187 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended<optional></code></strong>·-·If·<code·class="inline">true</code> | 187 | <code·class="inline">agent_originating_discovery_opt()·=·{enable,·boolean()}</code></p><p>These·are·options·effecting·discovery·<code·class="inline">originating</code>·in·this·agent.</p><p>The·default·values·for·the·<code·class="inline">originating</code>·discovery·options·are:</p><ul><li>enable:·<code·class="inline">true</code></li></ul></li><li><p><strong><code·class="inline"·id="agent_mt">multi_threaded()·=·bool()·|·extended<optional></code></strong>·-·If·<code·class="inline">true</code> |
| 188 | (or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each·get | 188 | (or·<code·class="inline">extended</code>),·the·agent·is·multi-threaded,·with·one·thread·for·each·get |
| 189 | request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended | 189 | request.</p><p>The·value·<code·class="inline">extended</code>·means·that·a·special·'process'·is·also·created·intended |
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| 646 | ······<p·class="built-using"> | 646 | ······<p·class="built-using"> |
| 647 | ········Built·using | 647 | ········Built·using |
| 648 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 648 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 649 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 649 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 650 | ······</p> | 650 | ······</p> |
| 651 | <p>Copyright·©·1996-202 | 651 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 652 | ····</footer> | 652 | ····</footer> |
| 653 | ··</div> | 653 | ··</div> |
| 654 | </main> | 654 | </main> |
| 655 | </div> | 655 | </div> |
| 656 | <script> | 656 | <script> |
| 657 | ··function·mermaidLoaded()·{ | 657 | ··function·mermaidLoaded()·{ |
| 658 | ····mermaid.initialize({ | 658 | ····mermaid.initialize({ |
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| 364 | ······<p·class="built-using"> | 364 | ······<p·class="built-using"> |
| 365 | ········Built·using | 365 | ········Built·using |
| 366 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 366 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 367 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 367 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 368 | ······</p> | 368 | ······</p> |
| 369 | <p>Copyright·©·1996-202 | 369 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 370 | ····</footer> | 370 | ····</footer> |
| 371 | ··</div> | 371 | ··</div> |
| 372 | </main> | 372 | </main> |
| 373 | </div> | 373 | </div> |
| 374 | <script> | 374 | <script> |
| 375 | ··function·mermaidLoaded()·{ | 375 | ··function·mermaidLoaded()·{ |
| 376 | ····mermaid.initialize({ | 376 | ····mermaid.initialize({ |
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| 594 | ······<p·class="built-using"> | 594 | ······<p·class="built-using"> |
| 595 | ········Built·using | 595 | ········Built·using |
| 596 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 596 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 597 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 597 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 598 | ······</p> | 598 | ······</p> |
| 599 | <p>Copyright·©·1996-202 | 599 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 600 | ····</footer> | 600 | ····</footer> |
| 601 | ··</div> | 601 | ··</div> |
| 602 | </main> | 602 | </main> |
| 603 | </div> | 603 | </div> |
| 604 | <script> | 604 | <script> |
| 605 | ··function·mermaidLoaded()·{ | 605 | ··function·mermaidLoaded()·{ |
| 606 | ····mermaid.initialize({ | 606 | ····mermaid.initialize({ |
| Offset 158, 49 lines modified | Offset 158, 49 lines modified | ||
| 158 | Mnesia·table·<code·class="inline">snmp_variables</code>·which·must·be·a·table·with·two·attributes·(not·a | 158 | Mnesia·table·<code·class="inline">snmp_variables</code>·which·must·be·a·table·with·two·attributes·(not·a |
| 159 | Mnesia·SNMP·table).·The·SNMP·tables·are·stored·in·Mnesia·tables·with·the·same | 159 | Mnesia·SNMP·table).·The·SNMP·tables·are·stored·in·Mnesia·tables·with·the·same |
| 160 | names·as·the·SNMP·tables.·All·functions·assume·that·a·Mnesia·table·exists·with | 160 | names·as·the·SNMP·tables.·All·functions·assume·that·a·Mnesia·table·exists·with |
| 161 | the·correct·name·and·attributes.·It·is·the·programmer's·responsibility·to·ensure | 161 | the·correct·name·and·attributes.·It·is·the·programmer's·responsibility·to·ensure |
| 162 | this.·Specifically,·if·variables·are·stored·in·Mnesia,·the·table | 162 | this.·Specifically,·if·variables·are·stored·in·Mnesia,·the·table |
| 163 | <code·class="inline">snmp_variables</code>·must·be·created·by·the·programmer.·The·record·definition·for | 163 | <code·class="inline">snmp_variables</code>·must·be·created·by·the·programmer.·The·record·definition·for |
| 164 | this·table·is·defined·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.</p><p>If·an·instrumentation·function·in·the·association·file·for·a·variable·<code·class="inline">myVar</code> | 164 | this·table·is·defined·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.</p><p>If·an·instrumentation·function·in·the·association·file·for·a·variable·<code·class="inline">myVar</code> |
| 165 | does·not·have·a·name·when·compiling·an·MIB,·the·compiler·generates·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 165 | does·not·have·a·name·when·compiling·an·MIB,·the·compiler·generates·an·entry.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9746591299-1">{</span><span·class="ss">myVar</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9746591299-2">{</span><span·class="ss">snmp_generic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">var[·...·truncated·by·diffoscope;·len:·1108,·SHA:·a38e34668e06a8d7c3767cd6873ad3f6c3f8345aee2d5e588a7225dae1ae6b59·...·]-4">}</span><span·class="p">}</span><span·class="p">.</span></code></pre><h2·id="module-example"·class="section-heading"> |
| 166 | ··<a·href="#module-example"·class="hover-link"> | 166 | ··<a·href="#module-example"·class="hover-link"> |
| 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 167 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 168 | ··</a> | 168 | ··</a> |
| 169 | ··<span·class="text">Example</span> | 169 | ··<span·class="text">Example</span> |
| 170 | </h2> | 170 | </h2> |
| 171 | <p>The·following·example·shows·an·implementation·of·a·table·which·is·stored·in | 171 | <p>The·following·example·shows·an·implementation·of·a·table·which·is·stored·in |
| 172 | Mnesia,·but·with·some·checks·performed·at·set-request·operations.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 172 | Mnesia,·but·with·some·checks·performed·at·set-request·operations.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">myTable_func</span><span·class="p"·data-group-id="1817221649-1">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="1817221649-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···</span><span·class="c1">%·pass·unchanged</span><span·class="w"> |
| 173 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 173 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="1817221649-2">(</span><span·class="ss">new</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="1817221649-2">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="1817221649-3">(</span><span·class="ss">delete</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="1817221649-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···</span><span·class="c1">%·pass·unchanged</span><span·class="w"> |
| 175 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 175 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="1817221649-4">(</span><span·class="ss">delete</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="1817221649-4">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="c1">%%·change·row</span><span·class="w"> | 176 | </span><span·class="c1">%%·change·row</span><span·class="w"> |
| 177 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="1817221649-5">(</span><span·class="ss">is_set_ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·70,·SHA:·f5c2a1c1359f0476a1ba9060ee815653521ce618df974a34daf85bd93eb5c494·...·]9-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 178 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 178 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="1817221649-6">(</span><span·class="ss">is_set_ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w"> |
| 179 | ·······························</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id=" | 179 | ·······························</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NameDb</span><span·class="p"·data-group-id="1817221649-6">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="1817221649-7">{</span><span·class="ss">noError</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="1817221649-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">is_set_ok</span><span·class="p"·data-group-id=" | 181 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">is_set_ok</span><span·class="p"·data-group-id="1817221649-8">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="1817221649-8">)</span><span·class="p">;</span><span·class="w"> |
| 182 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 182 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ······</span><span·class="n">Err</span><span·class="w"> | 183 | ······</span><span·class="n">Err</span><span·class="w"> |
| 184 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 184 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 185 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 185 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="1817221649-9">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·64,·SHA:·c5861726a63a24c66eb819715ff017dc0dff22e2dcf31426e7f6e3334e24f7ba·...·]9-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 186 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 186 | ··</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="1817221649-10">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w"> |
| 187 | ·······························</span><span·class="n">NameDb</span><span·class="p"·data-group-id=" | 187 | ·······························</span><span·class="n">NameDb</span><span·class="p"·data-group-id="1817221649-10">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ····</span><span·class="p"·data-group-id=" | 188 | ····</span><span·class="p"·data-group-id="1817221649-11">{</span><span·class="ss">noError</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p"·data-group-id="1817221649-11">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ······</span><span·class="c1">%·Now·the·row·is·updated,·tell·the·application</span><span·class="w"> | 189 | ······</span><span·class="c1">%·Now·the·row·is·updated,·tell·the·application</span><span·class="w"> |
| 190 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 190 | ······</span><span·class="nc">myApplication</span><span·class="p">:</span><span·class="nf">update</span><span·class="p"·data-group-id="1817221649-12">(</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="1817221649-12">)</span><span·class="p">;</span><span·class="w"> |
| 191 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 191 | ····</span><span·class="n">Err</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ······</span><span·class="n">Err</span><span·class="w"> | 192 | ······</span><span·class="n">Err</span><span·class="w"> |
| 193 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 193 | ··</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 194 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">myTable_func</span><span·class="p"·data-group-id="1817221649-13">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·63,·SHA:·823c50335676ba00e364578f238698e1f0eceaf0e6f3b94cd0473d529bb80f87·...·]9-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">···</span><span·class="c1">%·pass·unchanged</span><span·class="w"> |
| 195 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id=" | 195 | ··</span><span·class="nc">snmp_generic</span><span·class="p">:</span><span·class="nf">table_func</span><span·class="p"·data-group-id="1817221649-14">(</span><span·class="n">Op</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·992,·SHA:·9adba0c62a2a9e4a8f3840d0c20f2b1e4d56cc54d66fbf8d4e51d57893a70e0b·...·]3-1">}</span><span·class="p">.</span></code></pre> |
| 196 | ····</section> | 196 | ····</section> |
| 197 | </div> | 197 | </div> |
| 198 | ··<section·id="summary"·class="details-list"> | 198 | ··<section·id="summary"·class="details-list"> |
| 199 | ····<h1·class="section-heading"> | 199 | ····<h1·class="section-heading"> |
| 200 | ······<a·class="hover-link"·href="#summary"> | 200 | ······<a·class="hover-link"·href="#summary"> |
| Offset 929, 15 lines modified | Offset 929, 15 lines modified | ||
| 929 | ······<p·class="built-using"> | 929 | ······<p·class="built-using"> |
| 930 | ········Built·using | 930 | ········Built·using |
| 931 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 931 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 932 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 932 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 933 | ······</p> | 933 | ······</p> |
| 934 | <p>Copyright·©·1996-202 | 934 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 935 | ····</footer> | 935 | ····</footer> |
| 936 | ··</div> | 936 | ··</div> |
| 937 | </main> | 937 | </main> |
| 938 | </div> | 938 | </div> |
| 939 | <script> | 939 | <script> |
| 940 | ··function·mermaidLoaded()·{ | 940 | ··function·mermaidLoaded()·{ |
| 941 | ····mermaid.initialize({ | 941 | ····mermaid.initialize({ |
| Offset 226, 62 lines modified | Offset 226, 62 lines modified | ||
| 226 | ··</a> | 226 | ··</a> |
| 227 | ··<span·class="text">Default·Implementation</span> | 227 | ··<span·class="text">Default·Implementation</span> |
| 228 | </h2> | 228 | </h2> |
| 229 | <p>Without·writing·any·instrumentation·functions,·we·can·compile·the·MIB·and·use | 229 | <p>Without·writing·any·instrumentation·functions,·we·can·compile·the·MIB·and·use |
| 230 | the·default·implementation·of·it.·Recall·that·MIBs·imported·by·"EX1-MIB.mib" | 230 | the·default·implementation·of·it.·Recall·that·MIBs·imported·by·"EX1-MIB.mib" |
| 231 | must·be·present·and·compiled·in·the·current·directory | 231 | must·be·present·and·compiled·in·the·current·directory |
| 232 | ("./STANDARD-MIB.bin","./RFC1213-MIB.bin")·when·compiling.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">unix</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">.</span><span·class="o">/</span><span·class="ss">sys</span><span·class="gp·unselectable"> | 232 | ("./STANDARD-MIB.bin","./RFC1213-MIB.bin")·when·compiling.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">unix</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">config</span><span·class="w">·</span><span·class="p">.</span><span·class="o">/</span><span·class="ss">sys</span><span·class="gp·unselectable"> |
| 233 | 1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8 | 233 | 1>·</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8082266259-1">(</span><span·class="ss">snmp</span><span·class="p"·data-group-id="8082266259-1">)</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 234 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 235 | 2>·</span><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="8 | 235 | 2>·</span><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="8082266259-2">(</span><span·class="s">"EX1-MIB"</span><span·class="p"·data-group-id="8082266259-2">)</span><span·class="p">.</span><span·class="w"> |
| 236 | </span><span·class="n">No</span><span·class="w">·</span><span·class="ss">accessfunction</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">'friendsTable'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">using</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">.</span><span·class="w"> | 236 | </span><span·class="n">No</span><span·class="w">·</span><span·class="ss">accessfunction</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">'friendsTable'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">using</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">.</span><span·class="w"> |
| 237 | </span><span·class="n">No</span><span·class="w">·</span><span·class="ss">accessfunction</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">'myName'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">using</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">.</span><span·class="w"> | 237 | </span><span·class="n">No</span><span·class="w">·</span><span·class="ss">accessfunction</span><span·class="w">·</span><span·class="ss">for</span><span·class="w">·</span><span·class="ss">'myName'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">using</span><span·class="w">·</span><span·class="ss">default</span><span·class="p">.</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id="8 | 238 | </span><span·class="p"·data-group-id="8082266259-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"EX1-MIB.bin"</span><span·class="p"·data-group-id="8082266259-3">}</span><span·class="gp·unselectable"> |
| 239 | 3>·</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mibs</span><span·class="p"·data-group-id="8 | 239 | 3>·</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mibs</span><span·class="p"·data-group-id="8082266259-4">(</span><span·class="ss">snmp_master_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8082266259-5">[</span><span·class="s">"EX1-MIB"</span><span·class="p"·data-group-id="8082266259-5">]</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·774eeda67a88c072c5c36a7d41c54b2170a9a7cdee0d18bac5baa23a3d2977dc·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="ss">ok</span></code></pre><p>This·MIB·is·now·loaded·into·the·agent,·and·a·manager·can·ask·questions.·As·an | 240 | </span><span·class="ss">ok</span></code></pre><p>This·MIB·is·now·loaded·into·the·agent,·and·a·manager·can·ask·questions.·As·an |
| 241 | example·of·this,·we·start·another·Erlang·system·and·the·simple·Erlang·manager·in | 241 | example·of·this,·we·start·another·Erlang·system·and·the·simple·Erlang·manager·in |
| 242 | the·toolkit:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="2 | 242 | the·toolkit:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="2878472594-1">(</span><span·class="p"·data-group-id="2878472594-2">[</span><span·class="p"·data-group-id="2878472594-3">{</span><span·class="ss">agent</span><span·class="p">,</span><span·class="s">"dront.ericsson.se"</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·249,·SHA:·da2a99f597c6caf709276243330755983993765fc0ec77b1d0ab518252316575·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ·</span><span·class="c1">%%·making·it·understand·symbolic·names:·{mibs,["EX1-MIB","STANDARD-MIB"]}]).</span><span·class="w"> | 243 | ·</span><span·class="c1">%%·making·it·understand·symbolic·names:·{mibs,["EX1-MIB","STANDARD-MIB"]}]).</span><span·class="w"> |
| 244 | </span><span·class="p"·data-group-id="2 | 244 | </span><span·class="p"·data-group-id="2878472594-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.89</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·84d9c8cd802131ca318ba12e8df96e77877d4a6c225e01affcc4dd199145930c·...·]-5">}</span><span·class="w"> |
| 245 | </span><span·class="c1">%%·a·get-next·request·with·one·OID.</span><span·class="gp·unselectable"> | 245 | </span><span·class="c1">%%·a·get-next·request·with·one·OID.</span><span·class="gp·unselectable"> |
| 246 | 2>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2 | 246 | 2>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2878472594-6">(</span><span·class="p"·data-group-id="2878472594-7">[</span><span·class="p"·data-group-id="2878472594-8">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">6</span><span·[·...·truncated·by·diffoscope;·len:·288,·SHA:·b9e303259252597db180ecc29bdd63d5141300948a3e2c1d3cc13a5870da053c·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 247 | </span><span·class="ss">ok</span><span·class="w"> | 247 | </span><span·class="ss">ok</span><span·class="w"> |
| 248 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> | 248 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> |
| 249 | </span><span·class="p"·data-group-id="2 | 249 | </span><span·class="p"·data-group-id="2878472594-9">[</span><span·class="ss">myName</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-9">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·64,·SHA:·567f8d62217652ee9922dcd6d3bcc7d60f69db7e904a4e19e4fc2cb266aa0aca·...·]-10">]</span><span·class="w"> |
| 250 | </span><span·class="c1">%%·A·set-request·(now·using·symbolic·names·for·convenience)</span><span·class="gp·unselectable"> | 250 | </span><span·class="c1">%%·A·set-request·(now·using·symbolic·names·for·convenience)</span><span·class="gp·unselectable"> |
| 251 | 3>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">s</span><span·class="p"·data-group-id="2 | 251 | 3>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">s</span><span·class="p"·data-group-id="2878472594-11">(</span><span·class="p"·data-group-id="2878472594-12">[</span><span·class="p"·data-group-id="2878472594-13">{</span><span·class="p"·data-group-id="2878472594-14">[</span><span·class="ss">myName</span><span·class="p">,</span><span·class="mi">0[·...·truncated·by·diffoscope;·len:·299,·SHA:·48018afd25aa0a262c338e5f80e54a36e464db1116e517012791f82c10533e9b·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="ss">ok</span><span·class="w"> | 252 | </span><span·class="ss">ok</span><span·class="w"> |
| 253 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> | 253 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> |
| 254 | </span><span·class="p"·data-group-id="2 | 254 | </span><span·class="p"·data-group-id="2878472594-15">[</span><span·class="ss">myName</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-15">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Martin"</span><span·class="w"> |
| 255 | </span><span·class="c1">%%·Try·the·same·get-next·request·again</span><span·class="gp·unselectable"> | 255 | </span><span·class="c1">%%·Try·the·same·get-next·request·again</span><span·class="gp·unselectable"> |
| 256 | 4>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2 | 256 | 4>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2878472594-16">(</span><span·class="p"·data-group-id="2878472594-17">[</span><span·class="p"·data-group-id="2878472594-18">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">6</span><sp[·...·truncated·by·diffoscope;·len:·293,·SHA:·dc8cb90df8991f776204ff2f912804901bc08af5176984b9f7c1c97678f7d452·...·]-16">)</span><span·class="p">.</span><span·class="w"> |
| 257 | </span><span·class="ss">ok</span><span·class="w"> | 257 | </span><span·class="ss">ok</span><span·class="w"> |
| 258 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> | 258 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> |
| 259 | </span><span·class="p"·data-group-id="2 | 259 | </span><span·class="p"·data-group-id="2878472594-19">[</span><span·class="ss">myName</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-19">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Martin"</span><span·class="w"> |
| 260 | </span><span·class="c1">%%·...·and·we·got·the·new·value.</span><span·class="w"> | 260 | </span><span·class="c1">%%·...·and·we·got·the·new·value.</span><span·class="w"> |
| 261 | </span><span·class="c1">%%·you·can·event·do·row·operations.·How·to·add·a·row:</span><span·class="gp·unselectable"> | 261 | </span><span·class="c1">%%·you·can·event·do·row·operations.·How·to·add·a·row:</span><span·class="gp·unselectable"> |
| 262 | 5>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">s</span><span·class="p"·data-group-id="2 | 262 | 5>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">s</span><span·class="p"·data-group-id="2878472594-20">(</span><span·class="p"·data-group-id="2878472594-21">[</span><span·class="p"·data-group-id="2878472594-22">{</span><span·class="p"·data-group-id="2878472594-23">[</span><span·class="ss">fName</span><span·class="p">,</span><span·class="mi">0<[·...·truncated·by·diffoscope;·len:·1099,·SHA:·96b678bfac46d80d97dec07c52eccde44a7359c5c8b5a755dd2d613addcae006·...·]-20">)</span><span·class="p">.</span><span·class="w"> |
| 263 | ·</span><span·class="c1">%%·createAndGo</span><span·class="w"> | 263 | ·</span><span·class="c1">%%·createAndGo</span><span·class="w"> |
| 264 | </span><span·class="ss">ok</span><span·class="w"> | 264 | </span><span·class="ss">ok</span><span·class="w"> |
| 265 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> | 265 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> |
| 266 | </span><span·class="p"·data-group-id="2 | 266 | </span><span·class="p"·data-group-id="2878472594-28">[</span><span·class="ss">fName</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-28">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Martin"</span><span·class="w"> |
| 267 | </span><span·class="p"·data-group-id="2 | 267 | </span><span·class="p"·data-group-id="2878472594-29">[</span><span·class="ss">fAddress</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-29">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"home"</span><span·class="w"> |
| 268 | </span><span·class="p"·data-group-id="2 | 268 | </span><span·class="p"·data-group-id="2878472594-30">[</span><span·class="ss">fStatus</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-30">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="gp·unselectable"> |
| 269 | 6>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2 | 269 | 6>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2878472594-31">(</span><span·class="p"·data-group-id="2878472594-32">[</span><span·class="p"·data-group-id="2878472594-33">[</span><span·class="ss">myName</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-33">][·...·truncated·by·diffoscope;·len:·102,·SHA:·d7159525bbd68e96285356e64709ea72c18e2c78ab02601185941e19df02acb5·...·]-31">)</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="ss">ok</span><span·class="w"> | 270 | </span><span·class="ss">ok</span><span·class="w"> |
| 271 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> | 271 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> |
| 272 | </span><span·class="p"·data-group-id="2 | 272 | </span><span·class="p"·data-group-id="2878472594-34">[</span><span·class="ss">fName</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-34">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"Martin"</span><span·class="gp·unselectable"> |
| 273 | 7>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2 | 273 | 7>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2878472594-35">(</span><span·class="p"·data-group-id="2878472594-35">)</span><span·class="p">.</span><span·class="w"> |
| 274 | </span><span·class="ss">ok</span><span·class="w"> | 274 | </span><span·class="ss">ok</span><span·class="w"> |
| 275 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> | 275 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> |
| 276 | </span><span·class="p"·data-group-id="2 | 276 | </span><span·class="p"·data-group-id="2878472594-36">[</span><span·class="ss">fAddress</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-36">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"home"</span><span·class="gp·unselectable"> |
| 277 | 8>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2 | 277 | 8>·</span><span·class="nc">snmp_test_mgr</span><span·class="p">:</span><span·class="nf">gn</span><span·class="p"·data-group-id="2878472594-37">(</span><span·class="p"·data-group-id="2878472594-37">)</span><span·class="p">.</span><span·class="w"> |
| 278 | </span><span·class="ss">ok</span><span·class="w"> | 278 | </span><span·class="ss">ok</span><span·class="w"> |
| 279 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> | 279 | </span><span·class="gt">*·Got·PDU:</span><span·class="w"> |
| 280 | </span><span·class="p"·data-group-id="2 | 280 | </span><span·class="p"·data-group-id="2878472594-38">[</span><span·class="ss">fStatus</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2878472594-38">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="w"> |
| 281 | </span><span·class="mi">9</span><span·class="o">></span></code></pre><h2·id="manual-implementation"·class="section-heading"> | 281 | </span><span·class="mi">9</span><span·class="o">></span></code></pre><h2·id="manual-implementation"·class="section-heading"> |
| 282 | ··<a·href="#manual-implementation"·class="hover-link"> | 282 | ··<a·href="#manual-implementation"·class="hover-link"> |
| 283 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 283 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 284 | ··</a> | 284 | ··</a> |
| 285 | ··<span·class="text">Manual·Implementation</span> | 285 | ··<span·class="text">Manual·Implementation</span> |
| 286 | </h2> | 286 | </h2> |
| 287 | <p>The·following·example·shows·a·"manual"·implementation·of·the·EX1-MIB·in·Erlang. | 287 | <p>The·following·example·shows·a·"manual"·implementation·of·the·EX1-MIB·in·Erlang. |
| Offset 291, 247 lines modified | Offset 291, 247 lines modified | ||
| 291 | <code·class="inline">friendsTable</code>.·Each·row·is·a·4-tuple.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>There·are·more·efficient·ways·to·create·tables·manually,·i.e.·to·use·the | 291 | <code·class="inline">friendsTable</code>.·Each·row·is·a·4-tuple.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>There·are·more·efficient·ways·to·create·tables·manually,·i.e.·to·use·the |
| 292 | module·<code·class="inline">snmp_index</code>.</p></section><h3·id="code"·class="section-heading"> | 292 | module·<code·class="inline">snmp_index</code>.</p></section><h3·id="code"·class="section-heading"> |
| 293 | ··<a·href="#code"·class="hover-link"> | 293 | ··<a·href="#code"·class="hover-link"> |
| 294 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 294 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 295 | ··</a> | 295 | ··</a> |
| 296 | ··<span·class="text">Code</span> | 296 | ··<span·class="text">Code</span> |
| 297 | </h3> | 297 | </h3> |
| 298 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 298 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0507768887-1">(</span><span·class="ss">ex1</span><span·class="p"·data-group-id="0507768887-1">)</span><span·class="p">.</span><span·class="w"> |
| 299 | </span><span·class="p">-</span><span·class="na">author</span><span·class="p"·data-group-id=" | 299 | </span><span·class="p">-</span><span·class="na">author</span><span·class="p"·data-group-id="0507768887-2">(</span><span·class="ss">'dummy@flop.org'</span><span·class="p"·data-group-id="0507768887-2">)</span><span·class="p">.</span><span·class="w"> |
| 300 | </span><span·class="c1">%%·External·exports</span><span·class="w"> | 300 | </span><span·class="c1">%%·External·exports</span><span·class="w"> |
| 301 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 301 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0507768887-3">(</span><span·class="p"·data-group-id="0507768887-4">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_name</span><span·class="p">/</span>[·...·truncated·by·diffoscope;·len:·381,·SHA:·929d0015a0a810e92ec661f7a91c9e6c0ea9aaf4b671b0d4cc70d304ccafb581·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 302 | </span><span·class="c1">%%·Internal·exports</span><span·class="w"> | 302 | </span><span·class="c1">%%·Internal·exports</span><span·class="w"> |
| 303 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 303 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0507768887-5">(</span><span·class="p"·data-group-id="0507768887-6">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0507768887-6">]</span><span·class="p"·data-group-id="0507768887-5">)</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 304 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0507768887-7">(</span><span·class="ss">status_col</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="0507768887-7">)</span><span·class="p">.</span><span·class="w"> |
| 305 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 305 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0507768887-8">(</span><span·class="ss">active</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="0507768887-8">)</span><span·class="p">.</span><span·class="w"> |
| 306 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 306 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0507768887-9">(</span><span·class="ss">notInService</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="0507768887-9">)</span><span·class="p">.</span><span·class="w"> |
| 307 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 307 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0507768887-10">(</span><span·class="ss">notReady</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·class="p"·data-group-id="0507768887-10">)</span><span·class="p">.</span><span·class="w"> |
| 308 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 308 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0507768887-11">(</span><span·class="ss">createAndGo</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="0507768887-11">)</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·Action;·written,·not·read</span><span·class="w"> |
| 309 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 309 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0507768887-12">(</span><span·class="ss">createAndWait</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">5</span><span·class="p"·data-group-id="0507768887-12">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Action;·written,·not·read</span><span·class="w"> |
| 310 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 310 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="0507768887-13">(</span><span·class="ss">destroy</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">6</span><span·class="p"·data-group-id="0507768887-13">)</span><span·class="p">.</span><span·class="w">·······</span><span·class="c1">%·Action;·written,·not·read</span><span·class="w"> |
| 311 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 311 | </span><span·class="nf">start</span><span·class="p"·data-group-id="0507768887-14">(</span><span·class="p"·data-group-id="0507768887-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 312 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 312 | ····</span><span·class="nf">spawn</span><span·class="p"·data-group-id="0507768887-15">(</span><span·class="ss">ex1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0507768887-16">[</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·67,·SHA:·77cef0d4fe4969146f21cdb9cfd5ce9084b02789d70b7e7799f536635b3d66c5·...·]-15">)</span><span·class="p">.</span><span·class="w"> |
| 313 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> | 313 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> |
| 314 | </span><span·class="c1">%%·Instrumentation·function·for·variable·myName.</span><span·class="w"> | 314 | </span><span·class="c1">%%·Instrumentation·function·for·variable·myName.</span><span·class="w"> |
| 315 | </span><span·class="c1">%%·Returns:·(get)·{value,·Name}</span><span·class="w"> | 315 | </span><span·class="c1">%%·Returns:·(get)·{value,·Name}</span><span·class="w"> |
| 316 | </span><span·class="c1">%%··········(set)·noError</span><span·class="w"> | 316 | </span><span·class="c1">%%··········(set)·noError</span><span·class="w"> |
| 317 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> | 317 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> |
| 318 | </span><span·class="nf">my_name</span><span·class="p"·data-group-id=" | 318 | </span><span·class="nf">my_name</span><span·class="p"·data-group-id="0507768887-17">(</span><span·class="nb">get</span><span·class="p"·data-group-id="0507768887-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 319 | ····</span><span·class="ss">ex1_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 319 | ····</span><span·class="ss">ex1_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0507768887-18">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0507768887-19">(</span><span·class="p"·data-group-id="0507768887-19">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">get_my_name</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·98e954cda5dac91e68275ec4aecffd3f5fa750eac5240930c612bcba5bec3062·...·]-18">}</span><span·class="p">,</span><span·class="w"> |
| 320 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">wait_answer</span><span·class="p"·data-group-id=" | 320 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">wait_answer</span><span·class="p"·data-group-id="0507768887-20">(</span><span·class="p"·data-group-id="0507768887-20">)</span><span·class="p">,</span><span·class="w"> |
| 321 | ····</span><span·class="p"·data-group-id=" | 321 | ····</span><span·class="p"·data-group-id="0507768887-21">{</span><span·class="ss">value</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p"·data-group-id="0507768887-21">}</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="nf">my_name</span><span·class="p"·data-group-id=" | 322 | </span><span·class="nf">my_name</span><span·class="p"·data-group-id="0507768887-22">(</span><span·class="ss">set</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewName</span><span·class="p"·data-group-id="0507768887-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 323 | ····</span><span·class="ss">ex1_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id=" | 323 | ····</span><span·class="ss">ex1_server</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="0507768887-23">{</span><span·class="nf">self</span><span·class="p"·data-group-id="0507768887-24">(</span><span·class="p"·data-group-id="0507768887-24">)</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0507768887-25">{</[·...·truncated·by·diffoscope;·len:·213,·SHA:·b09b0e2a76fe9bdc9c25f5390b4cce960ef4baa4993e7902a0ea24b352d01dd6·...·]-23">}</span><span·class="p">,</span><span·class="w"> |
| 324 | ····</span><span·class="ss">noError</span><span·class="p">.</span><span·class="w"> | 324 | ····</span><span·class="ss">noError</span><span·class="p">.</span><span·class="w"> |
| 325 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> | 325 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> |
| 326 | </span><span·class="c1">%%·Instrumentation·function·for·table·friendsTable.</span><span·class="w"> | 326 | </span><span·class="c1">%%·Instrumentation·function·for·table·friendsTable.</span><span·class="w"> |
| 327 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> | 327 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> |
| 328 | </span><span·class="nf">friends_table</span><span·class="p"·data-group-id=" | 328 | </span><span·class="nf">friends_table</span><span·class="p"·data-group-id="0507768887-26">(</span><span·class="nb">get</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="0507768887-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 329 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_row</span><span·class="p"·data-group-id=" | 329 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_row</span><span·class="p"·data-group-id="0507768887-27">(</span><span·class="n">RowIndex</span><span·class="p"·data-group-id="0507768887-27">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 330 | ···</span><span·class="p"·data-group-id=" | 330 | ···</span><span·class="p"·data-group-id="0507768887-28">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Row</span><span·class="p"·data-group-id="0507768887-28">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 331 | ········</span><span·class="nf">get_cols</span><span·class="p"·data-group-id=" | 331 | ········</span><span·class="nf">get_cols</span><span·class="p"·data-group-id="0507768887-29">(</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Row</span><span·class="p"·data-group-id="0507768887-29">)</span><span·class="p">;</span><span·class="w"> |
| 332 | ···</span><span·class="p">_</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> | 332 | ···</span><span·class="p">_</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> |
| 333 | ········</span><span·class="p"·data-group-id=" | 333 | ········</span><span·class="p"·data-group-id="0507768887-30">{</span><span·class="ss">noValue</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">noSuchInstance</span><span·class="p"·data-group-id="0507768887-30">}</span><span·class="w"> |
| 334 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 334 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 335 | </span><span·class="nf">friends_table</span><span·class="p"·data-group-id=" | 335 | </span><span·class="nf">friends_table</span><span·class="p"·data-group-id="0507768887-31">(</span><span·class="ss">get_next</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RowIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cols</span><span·class="p"·data-group-id="0507768887-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 336 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_next_row</span><span·class="p"·data-group-id=" | 336 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_next_row</span><span·class="p"·data-group-id="0507768887-32">(</span><span·class="n">RowIndex</span><span·class="p"·data-group-id="0507768887-32">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 337 | ···</span><span·class="p"·data-group-id=" | 337 | ···</span><span·class="p"·data-group-id="0507768887-33">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Row</span><span·class="p"·data-group-id="0507768887-33">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 338 | ········</span><span·class="nf">get_next_cols</span><span·class="p"·data-group-id=" | 338 | ········</span><span·class="nf">get_next_cols</span><span·class="p"·data-group-id="0507768887-34">(</span><span·class="n">Cols</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Row</span><span·class="p"·data-group-id="0507768887-34">)</span><span·class="p">;</span><span·class="w"> |
| 339 | ···</span><span·class="p">_</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> | 339 | ···</span><span·class="p">_</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> |
| 340 | ·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_next_row</span><span·class="p"·data-group-id=" | 340 | ·······</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">get_next_row</span><span·class="p"·data-group-id="0507768887-35">(</span><span·class="p"·data-group-id="0507768887-36">[</span><span·class="p"·data-group-id="0507768887-36">]</span><span·class="p"·data-group-id="0507768887-35">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 341 | ·····</span><span·class="p"·data-group-id=" | 341 | ·····</span><span·class="p"·data-group-id="0507768887-37">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Row</span><span·class="p"·data-group-id="0507768887-37">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 342 | ·········</span><span·class="c1">%·Get·next·cols·from·first·row.</span><span·class="w"> | 342 | ·········</span><span·class="c1">%·Get·next·cols·from·first·row.</span><span·class="w"> |
| 343 | ·········</span><span·class="n">NewCols</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">add_one_to_cols</span><span·class="p"·data-group-id=" | 343 | ·········</span><span·class="n">NewCols</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">add_one_to_cols</span><span·class="p"·data-group-id="0507768887-38">(</span><span·class="n">Cols</span><span·class="p"·data-group-id="0507768887-38">)</span><span·class="p">,</span><span·class="w"> |
| 344 | ·········</span><span·class="nf">get_next_cols</span><span·class="p"·data-group-id=" | 344 | ·········</span><span·class="nf">get_next_cols</span><span·class="p"·data-group-id="0507768887-39">(</span><span·class="n">NewCols</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Row</span><span·class="p"·data-group-id="0507768887-39">)</span><span·class="p">;</span><span·class="w"> |
| 345 | ·····</span><span·class="p">_</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> | 345 | ·····</span><span·class="p">_</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> |
| 346 | ········</span><span·class="nf">end_of_table</span><span·class="p"·data-group-id=" | 346 | ········</span><span·class="nf">end_of_table</span><span·class="p"·data-group-id="0507768887-40">(</span><span·class="n">Cols</span><span·class="p"·data-group-id="0507768887-40">)</span><span·class="w"> |
| 347 | ········</span><span·class="k">end</span><span·class="w"> | 347 | ········</span><span·class="k">end</span><span·class="w"> |
| 348 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 348 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 349 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> | 349 | </span><span·class="c1">%%----------------------------------------------------------------</span><span·class="w"> |
| 350 | </span><span·class="c1">%%·If·RowStatus·is·set,·then:</span><span·class="w"> | 350 | </span><span·class="c1">%%·If·RowStatus·is·set,·then:</span><span·class="w"> |
| 351 | </span><span·class="c1">%%····*)·If·set·to·destroy,·check·that·row·does·exist</span><span·class="w"> | 351 | </span><span·class="c1">%%····*)·If·set·to·destroy,·check·that·row·does·exist</span><span·class="w"> |
| 352 | </span><span·class="c1">%%····*)·If·set·to·createAndGo,·check·that·row·does·not·exist·AND</span><span·class="w"> | 352 | </span><span·class="c1">%%····*)·If·set·to·createAndGo,·check·that·row·does·not·exist·AND</span><span·class="w"> |
| 353 | </span><span·class="c1">%%·········that·all·columns·are·given·values.</span><span·class="w"> | 353 | </span><span·class="c1">%%·········that·all·columns·are·given·values.</span><span·class="w"> |
| 354 | </span><span·class="c1">%%····*)·Otherwise,·error·(for·simplicity).</span><span·class="w"> | 354 | </span><span·class="c1">%%····*)·Otherwise,·error·(for·simplicity).</span><span·class="w"> |
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| Offset 189, 15 lines modified | Offset 189, 15 lines modified | ||
| 189 | ······<p·class="built-using"> | 189 | ······<p·class="built-using"> |
| 190 | ········Built·using | 190 | ········Built·using |
| 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 191 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 192 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 193 | ······</p> | 193 | ······</p> |
| 194 | <p>Copyright·©·1996-202 | 194 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 195 | ····</footer> | 195 | ····</footer> |
| 196 | ··</div> | 196 | ··</div> |
| 197 | </main> | 197 | </main> |
| 198 | </div> | 198 | </div> |
| 199 | <script> | 199 | <script> |
| 200 | ··function·mermaidLoaded()·{ | 200 | ··function·mermaidLoaded()·{ |
| 201 | ····mermaid.initialize({ | 201 | ····mermaid.initialize({ |
| Offset 131, 21 lines modified | Offset 131, 21 lines modified | ||
| 131 | <p>Abstract·Data·Type·for·SNMP·Indexing</p><p>The·module·<code·class="inline">snmp_index</code>·implements·an·Abstract·Data·Type·(ADT)·for·an·SNMP·index | 131 | <p>Abstract·Data·Type·for·SNMP·Indexing</p><p>The·module·<code·class="inline">snmp_index</code>·implements·an·Abstract·Data·Type·(ADT)·for·an·SNMP·index |
| 132 | structure·for·SNMP·tables.·It·is·implemented·as·an·ets·table·of·the·ordered_set | 132 | structure·for·SNMP·tables.·It·is·implemented·as·an·ets·table·of·the·ordered_set |
| 133 | data-type,·which·means·that·all·operations·are·O(log·n).·In·the·table,·the·key | 133 | data-type,·which·means·that·all·operations·are·O(log·n).·In·the·table,·the·key |
| 134 | is·an·ASN.1·OBJECT·IDENTIFIER.</p><p>This·index·is·used·to·separate·the·implementation·of·the·SNMP·ordering·from·the | 134 | is·an·ASN.1·OBJECT·IDENTIFIER.</p><p>This·index·is·used·to·separate·the·implementation·of·the·SNMP·ordering·from·the |
| 135 | actual·implementation·of·the·table.·The·SNMP·ordering,·that·is·implementation·of | 135 | actual·implementation·of·the·table.·The·SNMP·ordering,·that·is·implementation·of |
| 136 | GET·NEXT,·is·implemented·in·this·module.</p><p>For·example,·suppose·there·is·an·SNMP·table,·which·is·best·implemented·in·Erlang | 136 | GET·NEXT,·is·implemented·in·this·module.</p><p>For·example,·suppose·there·is·an·SNMP·table,·which·is·best·implemented·in·Erlang |
| 137 | as·one·process·per·SNMP·table·row.·Suppose·further·that·the·INDEX·in·the·SNMP | 137 | as·one·process·per·SNMP·table·row.·Suppose·further·that·the·INDEX·in·the·SNMP |
| 138 | table·is·an·OCTET·STRING.·The·index·structure·would·be·created·as·follows:</p><pre><code·class="text">snmp_index:new(string)</code></pre><p>For·each·new·process·we·create,·we·insert·an·item·in·an·<code·class="inline">snmp_index</code>·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new_process</span><span·class="p"·data-group-id="0 | 138 | table·is·an·OCTET·STRING.·The·index·structure·would·be·created·as·follows:</p><pre><code·class="text">snmp_index:new(string)</code></pre><p>For·each·new·process·we·create,·we·insert·an·item·in·an·<code·class="inline">snmp_index</code>·structure:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">new_process</span><span·class="p"·data-group-id="2025580214-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SnmpIndex</span><span·class="p"·data-group-id="2025580214-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ··</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_process</span><span·class="p"·data-group-id="0 | 139 | ··</span><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_process</span><span·class="p"·data-group-id="2025580214-2">(</span><span·class="p"·data-group-id="2025580214-2">)</span><span·class="p">,</span><span·class="w"> |
| 140 | ··</span><span·class="n">NewSnmpIndex</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 140 | ··</span><span·class="n">NewSnmpIndex</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 141 | ····</span><span·class="nc">snmp_index</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="0 | 141 | ····</span><span·class="nc">snmp_index</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="2025580214-3">(</span><span·class="n">SnmpIndex</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="2025580214-3">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ··</span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span></code></pre><p>With·this·structure,·we·can·now·map·an·OBJECT·IDENTIFIER·in·e.g.·a·GET·NEXT | 142 | ··</span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span></code></pre><p>With·this·structure,·we·can·now·map·an·OBJECT·IDENTIFIER·in·e.g.·a·GET·NEXT |
| 143 | request,·to·the·correct·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_next_pid</span><span·class="p"·data-group-id=" | 143 | request,·to·the·correct·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">get_next_pid</span><span·class="p"·data-group-id="6546745153-1">(</span><span·class="n">Oid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SnmpIndex</span><span·class="p"·data-group-id="6546745153-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ··</span><span·class="p"·data-group-id=" | 144 | ··</span><span·class="p"·data-group-id="6546745153-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6546745153-3">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·cla[·...·truncated·by·diffoscope;·len:·459,·SHA:·655039d2fc7e438395c26a0a24d8309d40f33867f0cbaa6e756c7ecfdf9f2bad·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 145 | ··</span><span·class="n">Pid</span><span·class="p">.</span></code></pre><h2·id="module-warnings"·class="section-heading"> | 145 | ··</span><span·class="n">Pid</span><span·class="p">.</span></code></pre><h2·id="module-warnings"·class="section-heading"> |
| 146 | ··<a·href="#module-warnings"·class="hover-link"> | 146 | ··<a·href="#module-warnings"·class="hover-link"> |
| 147 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 147 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 148 | ··</a> | 148 | ··</a> |
| 149 | ··<span·class="text">Warnings</span> | 149 | ··<span·class="text">Warnings</span> |
| 150 | </h2> | 150 | </h2> |
| 151 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><a·href=""·id="1"></a>·All·API·functions·that·update·the·index·return·a·<code·class="inline">NewIndex</code>·term. | 151 | <section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p><a·href=""·id="1"></a>·All·API·functions·that·update·the·index·return·a·<code·class="inline">NewIndex</code>·term. |
| Offset 763, 15 lines modified | Offset 763, 15 lines modified | ||
| 763 | ······<p·class="built-using"> | 763 | ······<p·class="built-using"> |
| 764 | ········Built·using | 764 | ········Built·using |
| 765 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 765 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 766 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 766 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 767 | ······</p> | 767 | ······</p> |
| 768 | <p>Copyright·©·1996-202 | 768 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 769 | ····</footer> | 769 | ····</footer> |
| 770 | ··</div> | 770 | ··</div> |
| 771 | </main> | 771 | </main> |
| 772 | </div> | 772 | </div> |
| 773 | <script> | 773 | <script> |
| 774 | ··function·mermaidLoaded()·{ | 774 | ··function·mermaidLoaded()·{ |
| 775 | ····mermaid.initialize({ | 775 | ····mermaid.initialize({ |
| Offset 210, 17 lines modified | Offset 210, 17 lines modified | ||
| 210 | accessible),·and·the·table·has·three·rows.·The·instrumentation·function·for·this | 210 | accessible),·and·the·table·has·three·rows.·The·instrumentation·function·for·this |
| 211 | table·is·called·<code·class="inline">my_table</code>.</p><p><a·href=""·id="getnext1"></a></p><p><img·src="assets/getnext1.gif"·alt="Contents·of·my_table"·title="Contents·of·my_table"/></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>N/A·means·not·accessible.</p></section><p>The·manager·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.1, | 211 | table·is·called·<code·class="inline">my_table</code>.</p><p><a·href=""·id="getnext1"></a></p><p><img·src="assets/getnext1.gif"·alt="Contents·of·my_table"·title="Contents·of·my_table"/></p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>N/A·means·not·accessible.</p></section><p>The·manager·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.1, |
| 212 | ·········myTable.myTableEntry.5.1.1·}</code></pre><p>Since·both·operations·involve·the·1.1·index,·this·is·transformed·into·one·call | 212 | ·········myTable.myTableEntry.5.1.1·}</code></pre><p>Since·both·operations·involve·the·1.1·index,·this·is·transformed·into·one·call |
| 213 | to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·1],·[3,·5])</code></pre><p>In·this·call,·<code·class="inline">[1,·1]</code>·is·the·<code·class="inline">RowIndex</code>,·where·key·1·has·value·1,·and·key·2·has | 213 | to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·1],·[3,·5])</code></pre><p>In·this·call,·<code·class="inline">[1,·1]</code>·is·the·<code·class="inline">RowIndex</code>,·where·key·1·has·value·1,·and·key·2·has |
| 214 | value·1,·and·<code·class="inline">[3,·5]</code>·is·the·list·of·requested·columns.·The·function·should·now | 214 | value·1,·and·<code·class="inline">[3,·5]</code>·is·the·list·of·requested·columns.·The·function·should·now |
| 215 | return·the·lexicographically·next·elements:</p><pre><code·class="text">[{[3,·1,·2],·d},·{[5,·1,·2],·f}]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext2"></a></p><p><img·src="assets/getnext2.gif"·alt="GetNext·from·[3,1,1]·and·[5,1,1]."·title="GetNext·from·[3,1,1]·and·[5,1,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.2.1, | 215 | return·the·lexicographically·next·elements:</p><pre><code·class="text">[{[3,·1,·2],·d},·{[5,·1,·2],·f}]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext2"></a></p><p><img·src="assets/getnext2.gif"·alt="GetNext·from·[3,1,1]·and·[5,1,1]."·title="GetNext·from·[3,1,1]·and·[5,1,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.2.1, |
| 216 | ·········myTable.myTableEntry.5.2.1·}</code></pre><p>This·is·transformed·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[2,·1],·[3,·5])</code></pre><p>The·function·should·now·return:</p><pre><code·class="text">[{[4,·1,·1],·b},·endOfTable]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext3"></a></p><p><img·src="assets/getnext3.gif"·alt="GetNext·from·[3,2,1]·and·[5,2,1]."·title="GetNext·from·[3,2,1]·and·[5,2,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.2, | 216 | ·········myTable.myTableEntry.5.2.1·}</code></pre><p>This·is·transformed·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[2,·1],·[3,·5])</code></pre><p>The·function·should·now·return:</p><pre><code·class="text">[{[4,·1,·1],·b},·endOfTable]</code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext3"></a></p><p><img·src="assets/getnext3.gif"·alt="GetNext·from·[3,2,1]·and·[5,2,1]."·title="GetNext·from·[3,2,1]·and·[5,2,1]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry.3.1.2, |
| 217 | ·········myTable.myTableEntry.4.1.2·}</code></pre><p>This·will·be·transform·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·2],·[3,·4])</code></pre><p>The·function·should·now·return:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4411070203-1">[</span><span·class="p"·data-group-id="4411070203-2">{</span><span·class="p"·data-group-id="4411070203-3">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="4411070203-3">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">g</span><span·class="p"·data-group-id="4411070203-2">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4411070203-4">{</span><span·class="p"·data-group-id="4411070203-5">[</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="4411070203-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id="4411070203-4">}</span><span·class="p"·data-group-id="4411070203-1">]</span></code></pre><p>This·is·illustrated·in·the·following·table:</p><p><a·href=""·id="getnext4"></a></p><p><img·src="assets/getnext4.gif"·alt="GetNext·from·[3,1,2]·and·[4,1,2]."·title="GetNext·from·[3,1,2]·and·[4,1,2]."/></p><p>The·manager·now·issues·the·following·<code·class="inline">getNext</code>·request:</p><pre><code·class="text">getNext{·myTable.myTableEntry, | ||
| 218 | ·········myTable.myTableEntry.1.3.2·}</code></pre><p>This·will·be·transform·into·two·calls·to·<code·class="inline">my_table</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_table</span><span·class="p"·data-group-id="7670158434-1">(</span><span·class="ss">get_next</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7670158434-2">[</span><span·class="p"·data-group-id="7670158434-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7670158434-3">[</span><span·class="mi">0</span><span·class="p"·data-group-id="7670158434-3">]</span><span·class="p"·data-group-id="7670158434-1">)</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> | ||
| 219 | 217 | ·········myTable.myTableEntry.4.1.2·}</code></pre><p>This·will·be·transform·into·one·call·to·<code·class="inline">my_table</code>:</p><pre><code·class="text">my_table(get_next,·[1,·2],·[3,·4])</code></pre><p>The·function·should·now·return:</p><pre><code·cl[·...·truncated·by·diffoscope;·len:·1463,·SHA:·dba152e6bee0568c1f345755ff8cad248462237fc5f9316be8a729d41112d45f·...·] | |
| 218 | ·········myTable.myTableEntry.1.3.2·}</code></pre><p>This·will·be·transform·into·two·calls·to·<code·class="inline">my_table</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_table</span><span·class="p"·data-group-id="6691477518-1">(</span><span·class="ss">get_next</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6691477518-2">[</span><span·class="p"·data-group-id="6691477518-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6691477518-3">[</span><span·class="mi">0</span><span·class="p"·data-group-id="6691477518-3">]</span><span·class="p"·data-group-id="6691477518-1">)</span><span·class="w">·</span><span·class="ow">and</span><span·class="w"> | ||
| 219 | </span><span·class="nf">my_table</span><span·class="p"·data-group-id="6691477518-4">(</span><span·class="ss">get_next</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6691477518-5">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="6691477518-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6691477518-6">[</span><span·class="mi">1</span><span·class="p"·data-group-id="6691477518-6">]</span><span·class="p"·data-group-id="6691477518-4">)</span></code></pre><p>The·function·should·now·return:</p><pre><code·class="text">[{[3,·1,·1],·a}]·and | ||
| 220 | [{[3,·1,·1],·a}]</code></pre><p>In·both·cases,·the·first·accessible·element·in·the·table·should·be·returned.·As | 220 | [{[3,·1,·1],·a}]</code></pre><p>In·both·cases,·the·first·accessible·element·in·the·table·should·be·returned.·As |
| 221 | the·key·columns·are·not·accessible,·this·means·that·the·third·column·is·the | 221 | the·key·columns·are·not·accessible,·this·means·that·the·third·column·is·the |
| 222 | first·row.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Normally,·the·functions·described·above·behave·exactly·as·shown,·but·they·are | 222 | first·row.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Normally,·the·functions·described·above·behave·exactly·as·shown,·but·they·are |
| 223 | free·to·perform·other·actions.·For·example,·a·get-request·may·have·side | 223 | free·to·perform·other·actions.·For·example,·a·get-request·may·have·side |
| 224 | effects·such·as·setting·some·other·variable,·perhaps·a·global·<code·class="inline">lastAccessed</code> | 224 | effects·such·as·setting·some·other·variable,·perhaps·a·global·<code·class="inline">lastAccessed</code> |
| 225 | variable.</p></section><h2·id="using-the-extraargument"·class="section-heading"> | 225 | variable.</p></section><h2·id="using-the-extraargument"·class="section-heading"> |
| 226 | ··<a·href="#using-the-extraargument"·class="hover-link"> | 226 | ··<a·href="#using-the-extraargument"·class="hover-link"> |
| Offset 229, 25 lines modified | Offset 229, 25 lines modified | ||
| 229 | ··<span·class="text">Using·the·ExtraArgument</span> | 229 | ··<span·class="text">Using·the·ExtraArgument</span> |
| 230 | </h2> | 230 | </h2> |
| 231 | <p>The·<code·class="inline">ListOfExtraArguments</code>·can·be·used·to·write·generic·functions.·This·list·is | 231 | <p>The·<code·class="inline">ListOfExtraArguments</code>·can·be·used·to·write·generic·functions.·This·list·is |
| 232 | appended·to·the·standard·arguments·for·each·function.·Consider·two·read-only | 232 | appended·to·the·standard·arguments·for·each·function.·Consider·two·read-only |
| 233 | variables·for·a·device,·<code·class="inline">ipAdr</code>·and·<code·class="inline">name</code>·with·object·identifiers·1.1.23.4·and | 233 | variables·for·a·device,·<code·class="inline">ipAdr</code>·and·<code·class="inline">name</code>·with·object·identifiers·1.1.23.4·and |
| 234 | 1.1.7·respectively.·To·access·these·variables,·one·could·implement·the·two | 234 | 1.1.7·respectively.·To·access·these·variables,·one·could·implement·the·two |
| 235 | Erlang·functions·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>,·which·will·be·in·the·MIB.·The | 235 | Erlang·functions·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>,·which·will·be·in·the·MIB.·The |
| 236 | functions·could·be·specified·in·a·text·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 236 | functions·could·be·specified·in·a·text·file·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3663394429-1">{</span><span·class="ss">ipAdr</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3663394429-2">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ip_acc[·...·truncated·by·diffoscope;·len:·258,·SHA:·d28284e1035d702bbd53f5b3ab63852f388e06f70b5540db0c3d2551195c4aa3·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 237 | </span><span·class="c1">%·Or·using·the·oid·syntax·for·'name'</span><span·class="w"> | 237 | </span><span·class="c1">%·Or·using·the·oid·syntax·for·'name'</span><span·class="w"> |
| 238 | </span><span·class="p"·data-group-id=" | 238 | </span><span·class="p"·data-group-id="3663394429-4">{</span><span·class="p"·data-group-id="3663394429-5">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="3663394429-5">]</span><span[·...·truncated·by·diffoscope;·len:·460,·SHA:·fc7683493b12bb6d33b921832c447917b3dded84e25caf5c9921d30521b3a177·...·]-4">}</span><span·class="p">.</span></code></pre><p>The·<code·class="inline">ExtraArgument</code>·parameter·is·the·empty·list.·For·example,·when·the·agent |
| 239 | receives·a·get-request·for·the·<code·class="inline">ipAdr</code>·variable,·a·call·will·be·made·to | 239 | receives·a·get-request·for·the·<code·class="inline">ipAdr</code>·variable,·a·call·will·be·made·to |
| 240 | <code·class="inline">ip_access(get)</code>.·The·value·returned·by·this·function·is·the·answer·to·the | 240 | <code·class="inline">ip_access(get)</code>.·The·value·returned·by·this·function·is·the·answer·to·the |
| 241 | get-request.</p><p>If·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>·are·implemented·similarly,·we·could·write·a | 241 | get-request.</p><p>If·<code·class="inline">ip_access</code>·and·<code·class="inline">name_access</code>·are·implemented·similarly,·we·could·write·a |
| 242 | <code·class="inline">generic_access</code>·function·using·the·<code·class="inline">ListOfExtraArguments</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 242 | <code·class="inline">generic_access</code>·function·using·the·<code·class="inline">ListOfExtraArguments</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3813304985-1">{</span><span·class="ss">ipAdr</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3813304985-2">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generi[·...·truncated·by·diffoscope;·len:·302,·SHA:·a86ddecca149b6ef9522200e82745268104ffbedb9bcb37d386724f674a167b9·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="c1">%·The·mnemonic·'name'·is·more·convenient·than·1.1.7</span><span·class="w"> | 243 | </span><span·class="c1">%·The·mnemonic·'name'·is·more·convenient·than·1.1.7</span><span·class="w"> |
| 244 | </span><span·class="p"·data-group-id="6088350036-4">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6088350036-5">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generic_access</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6088350036-6">[</span><span·class="ss">'NAME'</span><span·class="p"·data-group-id="6088350036-6">]</span><span·class="p"·data-group-id="6088350036-5">}</span><span·class="p"·data-group-id="6088350036-4">}</span><span·class="p">.</span></code></pre><p>When·the·agent·receives·the·same·get-request·as·above,·a·call·will·be·made·to | ||
| 245 | <code·class="inline">generic_access(get,</code>'<code·class="inline">IPADR')</code>.</p><p>Yet·another·possibility,·closer·to·the·hardware,·could·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7439237315-1">{</span><span·class="ss">ipAdr</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7439237315-2">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generic_access</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7439237315-3">[</span><span·class="mi">16#2543</span><span·class="p"·data-group-id="7439237315-3">]</span><span·class="p"·data-group-id="7439237315-2">}</span><span·class="p"·data-group-id="7439237315-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 246 | </span><span·class="p"·data-group-id=" | 244 | </span><span·class="p"·data-group-id="3813304985-4">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3813304985-5">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generic[·...·truncated·by·diffoscope;·len:·429,·SHA:·32344a0ffbde9df6f47269d8a0e3f34f2c6e56951a4c0ee6c745ef9e06ea50b5·...·] |
| 245 | <code·class="inline">generic_access(get,</code>'<code·class="inline">IPADR')</code>.</p><p>Yet·another·possibility,·closer·to·the·hardware,·could·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5672612798-1">{</span><span·class="ss">ipAdr</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5672612798-2">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generic_access</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5672612798-3">[</span><span·class="mi">16#2543</span><span·class="p"·data-group-id="5672612798-3">]</span><span·class="p"·data-group-id="5672612798-2">}</span><span·class="p"·data-group-id="5672612798-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 246 | </span><span·class="p"·data-group-id="5672612798-4">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5672612798-5">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">generic_access</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5672612798-6">[</span><span·class="mi">16#A2B3</span><span·class="p"·data-group-id="5672612798-6">]</span><span·class="p"·data-group-id="5672612798-5">}</span><span·class="p"·data-group-id="5672612798-4">}</span><span·class="p">.</span></code></pre><h2·id="default-instrumentation"·class="section-heading"> | ||
| 247 | ··<a·href="#default-instrumentation"·class="hover-link"> | 247 | ··<a·href="#default-instrumentation"·class="hover-link"> |
| 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 248 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 249 | ··</a> | 249 | ··</a> |
| 250 | ··<span·class="text">Default·Instrumentation</span> | 250 | ··<span·class="text">Default·Instrumentation</span> |
| 251 | </h2> | 251 | </h2> |
| 252 | <p><a·href=""·id="snmp_3"></a></p><p>When·the·MIB·definition·work·is·finished,·there·are·two·major·issues·left.</p><ul><li>Implementing·the·MIB</li><li>Implementing·a·Manager·Application.</li></ul><p>Implementing·an·MIB·can·be·a·tedious·task.·Most·probably,·there·is·a·need·to | 252 | <p><a·href=""·id="snmp_3"></a></p><p>When·the·MIB·definition·work·is·finished,·there·are·two·major·issues·left.</p><ul><li>Implementing·the·MIB</li><li>Implementing·a·Manager·Application.</li></ul><p>Implementing·an·MIB·can·be·a·tedious·task.·Most·probably,·there·is·a·need·to |
| 253 | test·the·agent·before·all·tables·and·variables·are·implemented.·In·this·case, | 253 | test·the·agent·before·all·tables·and·variables·are·implemented.·In·this·case, |
| Offset 345, 15 lines modified | Offset 345, 15 lines modified | ||
| 345 | ······<p·class="built-using"> | 345 | ······<p·class="built-using"> |
| 346 | ········Built·using | 346 | ········Built·using |
| 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 349 | ······</p> | 349 | ······</p> |
| 350 | <p>Copyright·©·1996-202 | 350 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 351 | ····</footer> | 351 | ····</footer> |
| 352 | ··</div> | 352 | ··</div> |
| 353 | </main> | 353 | </main> |
| 354 | </div> | 354 | </div> |
| 355 | <script> | 355 | <script> |
| 356 | ··function·mermaidLoaded()·{ | 356 | ··function·mermaidLoaded()·{ |
| 357 | ····mermaid.initialize({ | 357 | ····mermaid.initialize({ |
| Offset 253, 15 lines modified | Offset 253, 15 lines modified | ||
| 253 | ······<p·class="built-using"> | 253 | ······<p·class="built-using"> |
| 254 | ········Built·using | 254 | ········Built·using |
| 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 255 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 256 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 257 | ······</p> | 257 | ······</p> |
| 258 | <p>Copyright·©·1996-202 | 258 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 259 | ····</footer> | 259 | ····</footer> |
| 260 | ··</div> | 260 | ··</div> |
| 261 | </main> | 261 | </main> |
| 262 | </div> | 262 | </div> |
| 263 | <script> | 263 | <script> |
| 264 | ··function·mermaidLoaded()·{ | 264 | ··function·mermaidLoaded()·{ |
| 265 | ····mermaid.initialize({ | 265 | ····mermaid.initialize({ |
| Offset 145, 46 lines modified | Offset 145, 46 lines modified | ||
| 145 | and·<code·class="inline">IpPort</code>·is·an·integer.</p><p>When·<code·class="inline">Addr</code>·does·not·contain·a·port·number,·the·value·of·<code·class="inline">port</code>·is·used.</p><p>When·a·<code·class="inline">Addr</code>·is·not·specified·i.e·by·using·only·a·<code·class="inline">Domain</code>·atom,·the | 145 | and·<code·class="inline">IpPort</code>·is·an·integer.</p><p>When·<code·class="inline">Addr</code>·does·not·contain·a·port·number,·the·value·of·<code·class="inline">port</code>·is·used.</p><p>When·a·<code·class="inline">Addr</code>·is·not·specified·i.e·by·using·only·a·<code·class="inline">Domain</code>·atom,·the |
| 146 | host's·name·is·resolved·to·find·the·IP·address,·and·the·value·of·<code·class="inline">port</code>·is | 146 | host's·name·is·resolved·to·find·the·IP·address,·and·the·value·of·<code·class="inline">port</code>·is |
| 147 | used.</p></li></ul></li><li><p><code·class="inline">port</code>·-·which·defines·which·UDP·port·the·manager·uses·for·communicating | 147 | used.</p></li></ul></li><li><p><code·class="inline">port</code>·-·which·defines·which·UDP·port·the·manager·uses·for·communicating |
| 148 | with·agents.·<em>Mandatory</em>·if·<code·class="inline">transports</code>·does·not·define·a·port·number·for | 148 | with·agents.·<em>Mandatory</em>·if·<code·class="inline">transports</code>·does·not·define·a·port·number·for |
| 149 | every·transport.</p></li><li><p><code·class="inline">engine_id</code>·-·The·<code·class="inline">SnmpEngineID</code>·as·defined·in·SNMP-FRAMEWORK-MIB. | 149 | every·transport.</p></li><li><p><code·class="inline">engine_id</code>·-·The·<code·class="inline">SnmpEngineID</code>·as·defined·in·SNMP-FRAMEWORK-MIB. |
| 150 | <em>Mandatory</em>.</p></li><li><p><code·class="inline">max_message_size</code>·-·The·<code·class="inline">snmpEngineMaxMessageSize</code>·as·defined·in | 150 | <em>Mandatory</em>.</p></li><li><p><code·class="inline">max_message_size</code>·-·The·<code·class="inline">snmpEngineMaxMessageSize</code>·as·defined·in |
| 151 | SNMP-FRAMEWORK-MIB.·<em>Mandatory</em>.</p></li></ul></li><li><p><code·class="inline">Value</code>·is·the·value·for·the·variable.</p></li></ul><p>The·legacy·and·intermediate·variables·<code·class="inline">address</code>·and·<code·class="inline">domain</code>·are·still·supported | 151 | SNMP-FRAMEWORK-MIB.·<em>Mandatory</em>.</p></li></ul></li><li><p><code·class="inline">Value</code>·is·the·value·for·the·variable.</p></li></ul><p>The·legacy·and·intermediate·variables·<code·class="inline">address</code>·and·<code·class="inline">domain</code>·are·still·supported |
| 152 | so·old·configurations·will·work.</p><p>The·following·example·shows·a·<code·class="inline">manager.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 152 | so·old·configurations·will·work.</p><p>The·following·example·shows·a·<code·class="inline">manager.conf</code>·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6513515886-1">{</span><span·class="ss">transports</span><span·class="p">,</span><span·class="w">·······</span><span·class="p"·data-group-id="6513515886-2">[</span><span·class="p"·data-group-id="6513515886-3">{</span><span·class="ss">transportDomainUdpIpv4<[·...·truncated·by·diffoscope;·len:·561,·SHA:·4a7394a3213170011754ebeb88c48caba9039ea48d6692ed5158a683710c7dd0·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ····················</span><span·class="p"·data-group-id=" | 153 | ····················</span><span·class="p"·data-group-id="6513515886-6">{</span><span·class="ss">transportDomainUdpIpv6</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6513515886-7">{</span><span·class="p"·data-group-id="6513515886-8">{</span><span·class="mi">0</span><span·cla[·...·truncated·by·diffoscope;·len:·663,·SHA:·c61d74270e51e51b016ae40b4ca191c9f2918bf15ffd71a7790f038c6ddd9c26·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p"·data-group-id=" | 154 | </span><span·class="p"·data-group-id="6513515886-9">{</span><span·class="ss">engine_id</span><span·class="p">,</span><span·class="w">········</span><span·class="s">"mgrEngine"</span><span·class="p"·data-group-id="6513515886-9">}</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="p"·data-group-id=" | 155 | </span><span·class="p"·data-group-id="6513515886-10">{</span><span·class="ss">max_message_size</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">484</span><span·class="p"·data-group-id="6513515886-10">}</span><span·class="p">.</span></code></pre><p>The·value·of·<code·class="inline">engine_id</code>·is·a·string,·which·should·have·a·very·specific |
| 156 | structure.·See·RFC·2271/2571·for·details.</p><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 156 | structure.·See·RFC·2271/2571·for·details.</p><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 157 | </span><span·class="n">Port</span><span·class="w">··········</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5000</span><span·class="p">,</span><span·class="w"> | 157 | </span><span·class="n">Port</span><span·class="w">··········</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">5000</span><span·class="p">,</span><span·class="w"> |
| 158 | </span><span·class="n">Addr4</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 158 | </span><span·class="n">Addr4</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3729100406-1">{</span><span·class="mi">141</span><span·class="p">,</span><span·class="mi">213</span><span·class="p">,</span><span·class="mi">11</span><span·class="p">,</span><span·class="mi">24</span><span·class="p"·data-group-id="3729100406-1">}</span><span·class="p">,</span><span·class="w"> |
| 159 | </span><span·class="n">Addr6</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 159 | </span><span·class="n">Addr6</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3729100406-2">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="[·...·truncated·by·diffoscope;·len:·175,·SHA:·56eb6e3e6fa41cf887921140d710cd360c8d8613fb2459d641df1c258cd0dd9e·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 160 | </span><span·class="n">Transports</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8999689739-3">[</span><span·class="p"·data-group-id="8999689739-4">{</span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8999689739-5">{</span><span·class="n">Addr4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="8999689739-5">}</span><span·class="p"·data-group-id="8999689739-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 161 | 160 | </span><span·class="n">Transports</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3729100406-3">[</span><span·class="p"·data-group-id="3729100406-4">{</span><span·class="ss">transportDomainUdp[·...·truncated·by·diffoscope;·len:·314,·SHA:·00788d242921276b6878b3d3eb58ae6b0abe5a4611ddf2d43be0173ef973c61f·...·]</span><span·class="p">,</span><span·class="w"> | |
| 161 | ·················</span><span·class="p"·data-group-id="3729100406-6">{</span><span·class="ss">transportDomainUdpIpv6</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3729100406-7">{</span><span·class="n">Addr6</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Port</span><span·class="p"·data-group-id="3729100406-7">}</span><span·class="p"·data-group-id="3729100406-6">}</span><span·class="p"·data-group-id="3729100406-3">]</span><span·class="p">,</span><span·class="w"> | ||
| 162 | </span><span·class="n">EngineID</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"mgrEngine"</span><span·class="p">,</span><span·class="w"> | 162 | </span><span·class="n">EngineID</span><span·class="w">······</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"mgrEngine"</span><span·class="p">,</span><span·class="w"> |
| 163 | </span><span·class="n">MMS</span><span·class="w">···········</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">484</span><span·class="p">,</span><span·class="w"> | 163 | </span><span·class="n">MMS</span><span·class="w">···········</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">484</span><span·class="p">,</span><span·class="w"> |
| 164 | </span><span·class="n">ManagerConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 164 | </span><span·class="n">ManagerConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3729100406-8">[</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">manager_entry</span><span·class="p"·data-group-id="3729100406-9">(</span><span·class="ss">transports</span><span·class="p">,</span><span·class="w">·······</spa[·...·truncated·by·diffoscope;·len:·76,·SHA:·7d33a74180b82bc8545e8e8fcf5458b191926822fe9cbb848746ce27c2b2d844·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 165 | ·················</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">manager_entry</span><span·class="p"·data-group-id=" | 165 | ·················</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">manager_entry</span><span·class="p"·data-group-id="3729100406-10">(</span><span·class="ss">engine_id</span><span·class="p">,</span><span·class="w">········</span><span·class="n">EngineID</span><span·class="p"·data-group-id="3729100406-10">)</span><span·class="p">,</span><span·class="w"> |
| 166 | ·················</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">manager_entry</span><span·class="p"·data-group-id=" | 166 | ·················</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">manager_entry</span><span·class="p"·data-group-id="3729100406-11">(</span><span·class="ss">max_message_size</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MMS</span><span·class="p"·data-group-id="3729100406-11">)</span><span·class="p"·data-group-id="3729100406-8">]</span><span·class="p">,</span><span·class="w"> |
| 167 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_manager_config</span><span·class="p"·data-group-id=" | 167 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_manager_config</span><span·class="p"·data-group-id="3729100406-12">(</span><span·class="n">ManagerDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ManagerConfig</span><span·class="p"·data-group-id="3729100406-12">)</span><span·class="p">,</span></code></pre><h2·id="users"·class="section-heading"> |
| 168 | ··<a·href="#users"·class="hover-link"> | 168 | ··<a·href="#users"·class="hover-link"> |
| 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 169 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 170 | ··</a> | 170 | ··</a> |
| 171 | ··<span·class="text">Users</span> | 171 | ··<span·class="text">Users</span> |
| 172 | </h2> | 172 | </h2> |
| 173 | <p>For·each·<em>manager·user</em>,·the·manager·needs·some·information.·This·information·is | 173 | <p>For·each·<em>manager·user</em>,·the·manager·needs·some·information.·This·information·is |
| 174 | either·added·in·the·<code·class="inline">users.conf</code>·config·file·or·by·calling·the | 174 | either·added·in·the·<code·class="inline">users.conf</code>·config·file·or·by·calling·the |
| 175 | <a·href="snmpm.html#register_user/4">register_user</a>·function·in·run-time.</p><p>Each·row·defines·a·<em>manager·user</em>·of·the·manager.</p><p>Each·entry·is·a·tuple·of·size·four:</p><p><code·class="inline">{UserId,·UserMod,·UserData,·DefaultAgentConfig}.</code></p><ul><li><code·class="inline">UserId</code>·is·any·term·(used·to·uniquely·identify·the·user).</li><li><code·class="inline">UserMod</code>·is·the·user·callback·module·(atom).</li><li><code·class="inline">UserData</code>·is·any·term·(passed·on·to·the·user·when·calling·the·<code·class="inline">UserMod</code>.</li><li><code·class="inline">DefaultAgentConfig</code>·is·a·list·of·default·agent·config's.·These·values·are | 175 | <a·href="snmpm.html#register_user/4">register_user</a>·function·in·run-time.</p><p>Each·row·defines·a·<em>manager·user</em>·of·the·manager.</p><p>Each·entry·is·a·tuple·of·size·four:</p><p><code·class="inline">{UserId,·UserMod,·UserData,·DefaultAgentConfig}.</code></p><ul><li><code·class="inline">UserId</code>·is·any·term·(used·to·uniquely·identify·the·user).</li><li><code·class="inline">UserMod</code>·is·the·user·callback·module·(atom).</li><li><code·class="inline">UserData</code>·is·any·term·(passed·on·to·the·user·when·calling·the·<code·class="inline">UserMod</code>.</li><li><code·class="inline">DefaultAgentConfig</code>·is·a·list·of·default·agent·config's.·These·values·are |
| 176 | used·as·default·values·when·this·user·registers·agents.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 176 | used·as·default·values·when·this·user·registers·agents.</li></ul><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">·········</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 177 | </span><span·class="n">UserID</span><span·class="w">·············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id=" | 177 | </span><span·class="n">UserID</span><span·class="w">·············</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">make_ref</span><span·class="p"·data-group-id="8785117214-1">(</span><span·class="p"·data-group-id="8785117214-1">)</span><span·class="p">,</span><span·class="w"> |
| 178 | </span><span·class="n">UserMod</span><span·class="w">············</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">my_manager_callback_mod</span><span·class="p">,</span><span·class="w"> | 178 | </span><span·class="n">UserMod</span><span·class="w">············</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">my_manager_callback_mod</span><span·class="p">,</span><span·class="w"> |
| 179 | </span><span·class="n">UserData</span><span·class="w">···········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id=" | 179 | </span><span·class="n">UserData</span><span·class="w">···········</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="8785117214-2">(</span><span·class="p"·data-group-id="8785117214-2">)</span><span·class="p">,</span><span·class="w"> |
| 180 | </span><span·class="n">DefaultAgentConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | </span><span·class="n">DefaultAgentConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8785117214-3">[</span><span·class="p"·data-group-id="8785117214-4">{</span><span·class="ss">version</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">v1</span><span·class="p"·data-group-id="8785117214-4">}</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·548,·SHA:·16d5e85f62bc3c66e41dcfbd2a388d470822804d3d2c0c9972d06657e3d544b8·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 181 | </span><span·class="n">UsersConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 181 | </span><span·class="n">UsersConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8785117214-7">[</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">users_entry</span><span·class="p"·data-group-id="8785117214-8">(</span><span·class="n">UserID</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserMod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserData</span><span·class="p">,</span><span·class="w"> |
| 182 | ······································</span><span·class="n">DefaultAgentConfig</span><span·class="p"·data-group-id=" | 182 | ······································</span><span·class="n">DefaultAgentConfig</span><span·class="p"·data-group-id="8785117214-8">)</span><span·class="p"·data-group-id="8785117214-7">]</span><span·class="p">,</span><span·class="w"> |
| 183 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_users_config</span><span·class="p"·data-group-id=" | 183 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_users_config</span><span·class="p"·data-group-id="8785117214-9">(</span><span·class="n">ManagerDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UsersConfig</span><span·class="p"·data-group-id="8785117214-9">)</span><span·class="p">,</span></code></pre><h2·id="agents"·class="section-heading"> |
| 184 | ··<a·href="#agents"·class="hover-link"> | 184 | ··<a·href="#agents"·class="hover-link"> |
| 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 185 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 186 | ··</a> | 186 | ··</a> |
| 187 | ··<span·class="text">Agents</span> | 187 | ··<span·class="text">Agents</span> |
| 188 | </h2> | 188 | </h2> |
| 189 | <p>The·information·needed·to·handle·agents·should·be·stored·in·a·file·called | 189 | <p>The·information·needed·to·handle·agents·should·be·stored·in·a·file·called |
| 190 | <code·class="inline">agents.conf</code>.·It·is·also·possible·to·add·agents·in·run-time·by·calling·the | 190 | <code·class="inline">agents.conf</code>.·It·is·also·possible·to·add·agents·in·run-time·by·calling·the |
| Offset 194, 31 lines modified | Offset 194, 31 lines modified | ||
| 194 | tuple·or·a·traditional·SNMP·integer·list·containing·port·number.·<code·class="inline">IpAddr</code>·is | 194 | tuple·or·a·traditional·SNMP·integer·list·containing·port·number.·<code·class="inline">IpAddr</code>·is |
| 195 | either·a·regular·Erlang/OTP·<a·href="../../../../lib/kernel-10.2.3/doc/html/inet.html#t:ip_address/0"><code·class="inline">ip_address()</code></a>·or·a | 195 | either·a·regular·Erlang/OTP·<a·href="../../../../lib/kernel-10.2.3/doc/html/inet.html#t:ip_address/0"><code·class="inline">ip_address()</code></a>·or·a |
| 196 | traditional·SNMP·integer·list·not·containing·port·number,·and·<code·class="inline">IpPort</code>·is·an | 196 | traditional·SNMP·integer·list·not·containing·port·number,·and·<code·class="inline">IpPort</code>·is·an |
| 197 | integer.</li><li><code·class="inline">EngineID</code>·is·the·engine-id·of·the·agent·(string).</li><li><p><code·class="inline">Timeout</code>·is·re-transmission·timeout·(<code·class="inline">infinity</code>·|·integer).</p></li><li><code·class="inline">MaxMessageSize</code>·is·the·max·message·size·for·outgoing·messages·to·this·agent | 197 | integer.</li><li><code·class="inline">EngineID</code>·is·the·engine-id·of·the·agent·(string).</li><li><p><code·class="inline">Timeout</code>·is·re-transmission·timeout·(<code·class="inline">infinity</code>·|·integer).</p></li><li><code·class="inline">MaxMessageSize</code>·is·the·max·message·size·for·outgoing·messages·to·this·agent |
| 198 | (integer).</li><li><p><code·class="inline">Version</code>·is·the·version·(v1·|·v2·|·v3).</p></li><li><p><code·class="inline">SecModel</code>·is·the·security·model·(any·|·v1·|·v2c·|·usm).</p></li><li><code·class="inline">SecName</code>·is·the·security·name·(string).</li><li><p><code·class="inline">SecLevel</code>·is·security·level·(noAuthNoPriv·|·authNoPriv·|·authPriv).</p></li></ul><p>Legacy·configurations·using·tuples·without·<code·class="inline">Domain</code>·element,·as·well·as·with·all | 198 | (integer).</li><li><p><code·class="inline">Version</code>·is·the·version·(v1·|·v2·|·v3).</p></li><li><p><code·class="inline">SecModel</code>·is·the·security·model·(any·|·v1·|·v2c·|·usm).</p></li><li><code·class="inline">SecName</code>·is·the·security·name·(string).</li><li><p><code·class="inline">SecLevel</code>·is·security·level·(noAuthNoPriv·|·authNoPriv·|·authPriv).</p></li></ul><p>Legacy·configurations·using·tuples·without·<code·class="inline">Domain</code>·element,·as·well·as·with·all |
| 199 | <code·class="inline">TDomain</code>,·<code·class="inline">Ip</code>·and·<code·class="inline">Port</code>·elements·still·work.</p><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 199 | <code·class="inline">TDomain</code>,·<code·class="inline">Ip</code>·and·<code·class="inline">Port</code>·elements·still·work.</p><p>And·this·is·a·code·(snippet)·example·of·how·to·generate·this·file·in·runtime:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 200 | </span><span·class="n">UserID</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 200 | </span><span·class="n">UserID</span><span·class="w">·······</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="n">AgentsConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 201 | </span><span·class="n">AgentsConfig</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2783151879-1">[</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">agents_entry</span><span·class="p"·data-group-id="2783151879-2">(</span><span·class="n">UserID</span><span·class="p">,</span><span·class="w"> |
| 202 | ········································</span><span·class="s">"target·1"</span><span·class="p">,</span><span·class="w"> | 202 | ········································</span><span·class="s">"target·1"</span><span·class="p">,</span><span·class="w"> |
| 203 | » » » » » </span><span·class="s">"FOOBAR"</span><span·class="p">,</span><span·class="w"> | 203 | » » » » » </span><span·class="s">"FOOBAR"</span><span·class="p">,</span><span·class="w"> |
| 204 | » » » » » </span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=" | 204 | » » » » » </span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2783151879-3">{</span><span·class="p"·data-group-id="2783151879-4">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·136,·SHA:·209662b7d1f09703255a0c0a27a286826cf9d734d1aa71755976f629d16358be·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 205 | » » » » » </span><span·class="s">"agent·Engine·1"</span><span·class="w"> | 205 | » » » » » </span><span·class="s">"agent·Engine·1"</span><span·class="w"> |
| 206 | » » » » » </span><span·class="mi">1500</span><span·class="p">,</span><span·class="w"> | 206 | » » » » » </span><span·class="mi">1500</span><span·class="p">,</span><span·class="w"> |
| 207 | » » » » » </span><span·class="mi">484</span><span·class="p">.</span><span·class="w"> | 207 | » » » » » </span><span·class="mi">484</span><span·class="p">.</span><span·class="w"> |
| 208 | » » » » » </span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sec·name·1"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">noAuthNoPriv</span><span·class="p"·data-group-id=" | 208 | » » » » » </span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sec·name·1"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">noAuthNoPriv</span><span·class="p"·data-group-id="2783151879-2">)</span><span·class="p">,</span><span·class="w"> |
| 209 | » » </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">agents_entry</span><span·class="p"·data-group-id=" | 209 | » » </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">agents_entry</span><span·class="p"·data-group-id="2783151879-5">(</span><span·class="n">UserID</span><span·class="p">,</span><span·class="w"> |
| 210 | ········································</span><span·class="s">"target·2"</span><span·class="p">,</span><span·class="w"> | 210 | ········································</span><span·class="s">"target·2"</span><span·class="p">,</span><span·class="w"> |
| 211 | » » » » » </span><span·class="s">"FOOBAR"</span><span·class="p">,</span><span·class="w"> | 211 | » » » » » </span><span·class="s">"FOOBAR"</span><span·class="p">,</span><span·class="w"> |
| 212 | » » » » » </span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id=" | 212 | » » » » » </span><span·class="ss">transportDomainUdpIpv4</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2783151879-6">{</span><span·class="p"·data-group-id="2783151879-7">{</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">6</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="mi">8</span><span·cla[·...·truncated·by·diffoscope;·len:·136,·SHA:·3b3982c0634f4f312e4b5058167ba0550ad804d0dfab44b4dc33143a33541696·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 213 | » » » » » </span><span·class="s">"agent·Engine·2"</span><span·class="w"> | 213 | » » » » » </span><span·class="s">"agent·Engine·2"</span><span·class="w"> |
| 214 | » » » » » </span><span·class="mi">1500</span><span·class="p">,</span><span·class="w"> | 214 | » » » » » </span><span·class="mi">1500</span><span·class="p">,</span><span·class="w"> |
| 215 | » » » » » </span><span·class="mi">1000</span><span·class="p">.</span><span·class="w"> | 215 | » » » » » </span><span·class="mi">1000</span><span·class="p">.</span><span·class="w"> |
| 216 | » » » » » </span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sec·name·2"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">noAuthNoPriv</span><span·class="p"·data-group-id=" | 216 | » » » » » </span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">v1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"sec·name·2"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">noAuthNoPriv</span><span·class="p"·data-group-id="2783151879-5">)</span><span·class="p"·data-group-id="2783151879-1">]</span><span·class="p">,</span><span·class="w"> |
| 217 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_agents_config</span><span·class="p"·data-group-id=" | 217 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_agents_config</span><span·class="p"·data-group-id="2783151879-8">(</span><span·class="n">ManagerDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UsersConfig</span><span·class="p"·data-group-id="2783151879-8">)</span><span·class="p">,</span></code></pre><h2·id="security-data-for-usm"·class="section-heading"> |
| 218 | ··<a·href="#security-data-for-usm"·class="hover-link"> | 218 | ··<a·href="#security-data-for-usm"·class="hover-link"> |
| 219 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 219 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 220 | ··</a> | 220 | ··</a> |
| 221 | ··<span·class="text">Security·data·for·USM</span> | 221 | ··<span·class="text">Security·data·for·USM</span> |
| 222 | </h2> | 222 | </h2> |
| 223 | <p>The·information·about·Security·data·for·USM·should·be·stored·in·a·file·called | 223 | <p>The·information·about·Security·data·for·USM·should·be·stored·in·a·file·called |
| 224 | <code·class="inline">usm.conf</code>,·which·must·be·present·if·the·manager·wishes·to·use·SNMPv3·when | 224 | <code·class="inline">usm.conf</code>,·which·must·be·present·if·the·manager·wishes·to·use·SNMPv3·when |
| Offset 229, 21 lines modified | Offset 229, 21 lines modified | ||
| 229 | <code·class="inline">usmHMAC192SH256AuthProtocol</code>,·<code·class="inline">usmHMAC256SHA384AuthProtocol</code>·or | 229 | <code·class="inline">usmHMAC192SH256AuthProtocol</code>,·<code·class="inline">usmHMAC256SHA384AuthProtocol</code>·or |
| 230 | <code·class="inline">usmHMAC384SHA512AuthProtocol</code>.</p></li><li><p><code·class="inline">AuthKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized | 230 | <code·class="inline">usmHMAC384SHA512AuthProtocol</code>.</p></li><li><p><code·class="inline">AuthKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized |
| 231 | authentication·key.·It·is·not·visible·in·the·MIB.·The·length·(number·of | 231 | authentication·key.·It·is·not·visible·in·the·MIB.·The·length·(number·of |
| 232 | octets)·of·this·key·needs·to·be:</p><ul><li>16·if·<code·class="inline">usmHMACMD5AuthProtocol</code>.</li><li>20·if·<code·class="inline">usmHMACSHAAuthProtocol</code>.</li><li>28·if·<code·class="inline">usmHMAC128SHA224AuthProtocol</code>.</li><li>32·if·<code·class="inline">usmHMAC192SHA256AuthProtocol</code>.</li><li>48·if·<code·class="inline">usmHMAC256SHA384AuthProtocol</code>.</li><li>64·if·<code·class="inline">usmHMAC384SHA512AuthProtocol</code>.</li></ul></li><li><p><code·class="inline">PrivP</code>·is·a·<code·class="inline">usmNoPrivProtocol</code>,·<code·class="inline">usmDESPrivProtocol</code>·or | 232 | octets)·of·this·key·needs·to·be:</p><ul><li>16·if·<code·class="inline">usmHMACMD5AuthProtocol</code>.</li><li>20·if·<code·class="inline">usmHMACSHAAuthProtocol</code>.</li><li>28·if·<code·class="inline">usmHMAC128SHA224AuthProtocol</code>.</li><li>32·if·<code·class="inline">usmHMAC192SHA256AuthProtocol</code>.</li><li>48·if·<code·class="inline">usmHMAC256SHA384AuthProtocol</code>.</li><li>64·if·<code·class="inline">usmHMAC384SHA512AuthProtocol</code>.</li></ul></li><li><p><code·class="inline">PrivP</code>·is·a·<code·class="inline">usmNoPrivProtocol</code>,·<code·class="inline">usmDESPrivProtocol</code>·or |
| 233 | <code·class="inline">usmAesCfb128Protocol</code>.</p></li><li><p><code·class="inline">PrivKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized | 233 | <code·class="inline">usmAesCfb128Protocol</code>.</p></li><li><p><code·class="inline">PrivKey</code>·is·a·list·(of·integer).·This·is·the·User's·secret·localized |
| 234 | encryption·key.·It·is·not·visible·in·the·MIB.·The·length·of·this·key·needs·to | 234 | encryption·key.·It·is·not·visible·in·the·MIB.·The·length·of·this·key·needs·to |
| 235 | be·16·if·<code·class="inline">usmDESPrivProtocol</code>·or·<code·class="inline">usmAesCfb128Protocol</code>·is·used.</p></li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> | 235 | be·16·if·<code·class="inline">usmDESPrivProtocol</code>·or·<code·class="inline">usmAesCfb128Protocol</code>·is·used.</p></li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ManagerDir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"/tmp"</span><span·class="p">,</span><span·class="w"> |
| 236 | </span><span·class="n">UsmConfig</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 236 | </span><span·class="n">UsmConfig</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="7186489630-1">[</span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">usm_entry</span><span·class="p"·data-group-id="7186489630-2">(</span><span·class="s">"engine"</span><span·class="p">,</span><span·class="w"> |
| 237 | ···································</span><span·class="s">"user·1"</span><span·class="p">,</span><span·class="w"> | 237 | ···································</span><span·class="s">"user·1"</span><span·class="p">,</span><span·class="w"> |
| 238 | » ···························</span><span·class="ss">usmNoAuthProtocol</span><span·class="p">,</span><span·class="w"> | 238 | » ···························</span><span·class="ss">usmNoAuthProtocol</span><span·class="p">,</span><span·class="w"> |
| 239 | » ·» » » ···</span><span·class="p"·data-group-id=" | 239 | » ·» » » ···</span><span·class="p"·data-group-id="7186489630-3">[</span><span·class="p"·data-group-id="7186489630-3">]</span><span·class="p">,</span><span·class="w"> |
| 240 | » ·» » » ···</span><span·class="ss">usmNoPrivProtocol</span><span·class="p">,</span><span·class="w"> | 240 | » ·» » » ···</span><span·class="ss">usmNoPrivProtocol</span><span·class="p">,</span><span·class="w"> |
| 241 | » ·» » » ···</span><span·class="p"·data-group-id=" | 241 | » ·» » » ···</span><span·class="p"·data-group-id="7186489630-4">[</span><span·class="p"·data-group-id="7186489630-4">]</span><span·class="p"·data-group-id="7186489630-2">)</span><span·class="p"·data-group-id="7186489630-1">]</span><span·class="p">,</span><span·class="w"> |
| 242 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_usm_config</span><span·class="p"·data-group-id=" | 242 | </span><span·class="nc">snmpm_conf</span><span·class="p">:</span><span·class="nf">write_usm_config</span><span·class="p"·data-group-id="7186489630-5">(</span><span·class="n">ManagerDir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UsmConfig</span><span·class="p"·data-group-id="7186489630-5">)</span><span·class="p">,</span></code></pre> |
| 243 | </div> | 243 | </div> |
| 244 | <div·class="bottom-actions"·id="bottom-actions"> | 244 | <div·class="bottom-actions"·id="bottom-actions"> |
| 245 | ··<div·class="bottom-actions-item"> | 245 | ··<div·class="bottom-actions-item"> |
| 246 | ······<a·href="snmp_agent_config_files.html"·class="bottom-actions-button"·rel="prev"> | 246 | ······<a·href="snmp_agent_config_files.html"·class="bottom-actions-button"·rel="prev"> |
| 247 | ········<span·class="subheader"> | 247 | ········<span·class="subheader"> |
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| 286 | ······<p·class="built-using"> | 286 | ······<p·class="built-using"> |
| 287 | ········Built·using | 287 | ········Built·using |
| 288 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 288 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 289 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 289 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 290 | ······</p> | 290 | ······</p> |
| 291 | <p>Copyright·©·1996-202 | 291 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 292 | ····</footer> | 292 | ····</footer> |
| 293 | ··</div> | 293 | ··</div> |
| 294 | </main> | 294 | </main> |
| 295 | </div> | 295 | </div> |
| 296 | <script> | 296 | <script> |
| 297 | ··function·mermaidLoaded()·{ | 297 | ··function·mermaidLoaded()·{ |
| 298 | ····mermaid.initialize({ | 298 | ····mermaid.initialize({ |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 251 | ······<p·class="built-using"> | 251 | ······<p·class="built-using"> |
| 252 | ········Built·using | 252 | ········Built·using |
| 253 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 253 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 254 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 254 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 255 | ······</p> | 255 | ······</p> |
| 256 | <p>Copyright·©·1996-202 | 256 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 257 | ····</footer> | 257 | ····</footer> |
| 258 | ··</div> | 258 | ··</div> |
| 259 | </main> | 259 | </main> |
| 260 | </div> | 260 | </div> |
| 261 | <script> | 261 | <script> |
| 262 | ··function·mermaidLoaded()·{ | 262 | ··function·mermaidLoaded()·{ |
| 263 | ····mermaid.initialize({ | 263 | ····mermaid.initialize({ |
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| 137 | before·it·will·be·compiled.·This·text·file·must·have·the·same·name·as·the·MIB, | 137 | before·it·will·be·compiled.·This·text·file·must·have·the·same·name·as·the·MIB, |
| 138 | but·with·the·suffix·<code·class="inline">.mib</code>.·This·is·necessary·for·handling·the·<code·class="inline">IMPORT</code> | 138 | but·with·the·suffix·<code·class="inline">.mib</code>.·This·is·necessary·for·handling·the·<code·class="inline">IMPORT</code> |
| 139 | statement.</p><p>The·association·file,·which·contains·the·names·of·instrumentation·functions·for | 139 | statement.</p><p>The·association·file,·which·contains·the·names·of·instrumentation·functions·for |
| 140 | the·MIB,·should·have·the·suffix·<code·class="inline">.funcs</code>.·If·the·compiler·does·not·find·the | 140 | the·MIB,·should·have·the·suffix·<code·class="inline">.funcs</code>.·If·the·compiler·does·not·find·the |
| 141 | association·file,·it·gives·a·warning·message·and·uses·default·instrumentation | 141 | association·file,·it·gives·a·warning·message·and·uses·default·instrumentation |
| 142 | functions.·(See·<a·href="snmp_instr_functions.html#snmp_3">Default·Instrumentation</a>·for | 142 | functions.·(See·<a·href="snmp_instr_functions.html#snmp_3">Default·Instrumentation</a>·for |
| 143 | more·details).</p><p>The·MIB·compiler·is·started·with·a·call·to·<code·class="inline">snmpc:compile(<mibname>).</code>·For | 143 | more·details).</p><p>The·MIB·compiler·is·started·with·a·call·to·<code·class="inline">snmpc:compile(<mibname>).</code>·For |
| 144 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 144 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="3343986751-1">(</span><span·class="s">"RFC1213-MIB"</span><span·class="p"·data-group-id="3343986751-1">)</span><span·class="p">.</span></code></pre><p>The·output·is·a·new·file·which·is·called·<code·class="inline"><mibname>.bin</code>.</p><p>The·MIB·compiler·understands·both·SMIv1·and·SMIv2·MIBs.·It·uses·the |
| 145 | MODULE-IDENTITY·statement·to·determinate·if·the·MIB·is·written·in·SMI·version·1 | 145 | MODULE-IDENTITY·statement·to·determinate·if·the·MIB·is·written·in·SMI·version·1 |
| 146 | or·2.</p><h2·id="importing-mibs"·class="section-heading"> | 146 | or·2.</p><h2·id="importing-mibs"·class="section-heading"> |
| 147 | ··<a·href="#importing-mibs"·class="hover-link"> | 147 | ··<a·href="#importing-mibs"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Importing·MIBs</span> | 150 | ··<span·class="text">Importing·MIBs</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p>The·compiler·handles·the·<code·class="inline">IMPORT</code>·statement.·It·is·important·to·import·the | 152 | <p>The·compiler·handles·the·<code·class="inline">IMPORT</code>·statement.·It·is·important·to·import·the |
| 153 | compiled·file·and·not·the·ASN.1·(source)·file.·A·MIB·must·be·recompiled·to·make | 153 | compiled·file·and·not·the·ASN.1·(source)·file.·A·MIB·must·be·recompiled·to·make |
| 154 | changes·visible·to·other·MIBs·importing·it.</p><p>The·compiled·files·of·the·imported·MIBs·must·be·present·in·the·current | 154 | changes·visible·to·other·MIBs·importing·it.</p><p>The·compiled·files·of·the·imported·MIBs·must·be·present·in·the·current |
| 155 | directory,·or·a·directory·in·the·current·path.·The·path·is·supplied·with·the | 155 | directory,·or·a·directory·in·the·current·path.·The·path·is·supplied·with·the |
| 156 | <code·class="inline">{i,·Path}</code>·option,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="5 | 156 | <code·class="inline">{i,·Path}</code>·option,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="5940570923-1">(</span><span·class="s">"MY-MIB"</span><span·class="p">,</span><span·class="w"> |
| 157 | ·······</span><span·class="p"·data-group-id="5 | 157 | ·······</span><span·class="p"·data-group-id="5940570923-2">[</span><span·class="p"·data-group-id="5940570923-3">{</span><span·class="ss">i</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5940570923-4">[</span><span·class="s">"friend_mibs/"</span><span·cla[·...·truncated·by·diffoscope;·len:·291,·SHA:·b8674b112ea1fa25089307864f5b2974d8523ad62aac824a68c7b9433a675d1f·...·]-1">)</span><span·class="p">.</span></code></pre><p>It·is·also·possible·to·import·MIBs·from·OTP·applications·in·an·<code·class="inline">"include_lib"</code> |
| 158 | like·fashion·with·the·<code·class="inline">il</code>·option.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id=" | 158 | like·fashion·with·the·<code·class="inline">il</code>·option.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmpc</span><span·class="p">:</span><span·class="nf">compile</span><span·class="p"·data-group-id="2156908933-1">(</span><span·class="s">"MY-MIB"</span><span·class="p">,</span><span·class="w"> |
| 159 | ·······</span><span·class="p"·data-group-id=" | 159 | ·······</span><span·class="p"·data-group-id="2156908933-2">[</span><span·class="p"·data-group-id="2156908933-3">{</span><span·class="ss">il</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2156908933-4">[</span><span·class="s">"snmp/priv/mibs/"</span><spa[·...·truncated·by·diffoscope;·len:·295,·SHA:·2f0f7b1d836973b1a8eed724728d697c35e91a93b1ec459746c2a206b7e38e9b·...·]-1">)</span><span·class="p">.</span></code></pre><p>finds·the·latest·version·of·the·<code·class="inline">snmp</code>·and·<code·class="inline">myapp</code>·applications·in·the·OTP |
| 160 | system·and·uses·the·expanded·paths·as·include·paths.</p><p>Note·that·an·SMIv2·MIB·can·import·an·SMIv1·MIB·and·vice·versa.</p><p>The·following·MIBs·are·built-ins·of·the·Erlang·SNMP·compiler:·SNMPv2-SMI, | 160 | system·and·uses·the·expanded·paths·as·include·paths.</p><p>Note·that·an·SMIv2·MIB·can·import·an·SMIv1·MIB·and·vice·versa.</p><p>The·following·MIBs·are·built-ins·of·the·Erlang·SNMP·compiler:·SNMPv2-SMI, |
| 161 | RFC-1215,·RFC-1212,·SNMPv2-TC,·SNMPv2-CONF,·and·RFC1155-SMI.·They·cannot | 161 | RFC-1215,·RFC-1212,·SNMPv2-TC,·SNMPv2-CONF,·and·RFC1155-SMI.·They·cannot |
| 162 | therefore·be·compiled·separately.</p><h2·id="mib-consistency-checking"·class="section-heading"> | 162 | therefore·be·compiled·separately.</p><h2·id="mib-consistency-checking"·class="section-heading"> |
| 163 | ··<a·href="#mib-consistency-checking"·class="hover-link"> | 163 | ··<a·href="#mib-consistency-checking"·class="hover-link"> |
| 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">MIB·Consistency·Checking</span> | 166 | ··<span·class="text">MIB·Consistency·Checking</span> |
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| 262 | ······<p·class="built-using"> | 262 | ······<p·class="built-using"> |
| 263 | ········Built·using | 263 | ········Built·using |
| 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 264 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 265 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 266 | ······</p> | 266 | ······</p> |
| 267 | <p>Copyright·©·1996-202 | 267 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 268 | ····</footer> | 268 | ····</footer> |
| 269 | ··</div> | 269 | ··</div> |
| 270 | </main> | 270 | </main> |
| 271 | </div> | 271 | </div> |
| 272 | <script> | 272 | <script> |
| 273 | ··function·mermaidLoaded()·{ | 273 | ··function·mermaidLoaded()·{ |
| 274 | ····mermaid.initialize({ | 274 | ····mermaid.initialize({ |
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| 468 | ······<p·class="built-using"> | 468 | ······<p·class="built-using"> |
| 469 | ········Built·using | 469 | ········Built·using |
| 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 472 | ······</p> | 472 | ······</p> |
| 473 | <p>Copyright·©·1996-202 | 473 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 474 | ····</footer> | 474 | ····</footer> |
| 475 | ··</div> | 475 | ··</div> |
| 476 | </main> | 476 | </main> |
| 477 | </div> | 477 | </div> |
| 478 | <script> | 478 | <script> |
| 479 | ··function·mermaidLoaded()·{ | 479 | ··function·mermaidLoaded()·{ |
| 480 | ····mermaid.initialize({ | 480 | ····mermaid.initialize({ |
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| 130 | ····<section·id="moduledoc"> | 130 | ····<section·id="moduledoc"> |
| 131 | <p>Encode·and·Decode·Functions·for·SNMP·PDUs</p><p>RFC1157,·RFC1905·and/or·RFC2272·should·be·studied·carefully·before·using·this | 131 | <p>Encode·and·Decode·Functions·for·SNMP·PDUs</p><p>RFC1157,·RFC1905·and/or·RFC2272·should·be·studied·carefully·before·using·this |
| 132 | module,·<code·class="inline">snmp_pdus</code>.</p><p>The·module·<code·class="inline">snmp_pdus</code>·contains·functions·for·encoding·and·decoding·of·SNMP | 132 | module,·<code·class="inline">snmp_pdus</code>.</p><p>The·module·<code·class="inline">snmp_pdus</code>·contains·functions·for·encoding·and·decoding·of·SNMP |
| 133 | protocol·data·units·(PDUs).·In·short,·this·module·converts·a·list·of·bytes·to | 133 | protocol·data·units·(PDUs).·In·short,·this·module·converts·a·list·of·bytes·to |
| 134 | Erlang·record·representations·and·vice·versa.·The·record·definitions·can·be | 134 | Erlang·record·representations·and·vice·versa.·The·record·definitions·can·be |
| 135 | found·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.·If·snmpv3·is·used,·the·module | 135 | found·in·the·file·<code·class="inline">snmp/include/snmp_types.hrl</code>.·If·snmpv3·is·used,·the·module |
| 136 | that·includes·<code·class="inline">snmp_types.hrl</code>·must·define·the·constant·<code·class="inline">SNMP_USE_V3</code>·before·the | 136 | that·includes·<code·class="inline">snmp_types.hrl</code>·must·define·the·constant·<code·class="inline">SNMP_USE_V3</code>·before·the |
| 137 | header·file·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 137 | header·file·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="1385506773-1">(</span><span·class="n">SNMP_USE_V3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1385506773-1">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 138 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="1385506773-2">(</span><span·class="s">"snmp/include/snmp_types.hrl"</span><span·class="p"·data-group-id="1385506773-2">)</span><span·class="p">.</span></code></pre><p>Encoding·and·decoding·must·be·done·explicitly·when·writing·your·own·Net·if |
| 139 | process.</p> | 139 | process.</p> |
| 140 | ····</section> | 140 | ····</section> |
| 141 | </div> | 141 | </div> |
| 142 | ··<section·id="summary"·class="details-list"> | 142 | ··<section·id="summary"·class="details-list"> |
| 143 | ····<h1·class="section-heading"> | 143 | ····<h1·class="section-heading"> |
| Offset 1007, 15 lines modified | Offset 1007, 15 lines modified | ||
| 1007 | ······<p·class="built-using"> | 1007 | ······<p·class="built-using"> |
| 1008 | ········Built·using | 1008 | ········Built·using |
| 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1011 | ······</p> | 1011 | ······</p> |
| 1012 | <p>Copyright·©·1996-202 | 1012 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1013 | ····</footer> | 1013 | ····</footer> |
| 1014 | ··</div> | 1014 | ··</div> |
| 1015 | </main> | 1015 | </main> |
| 1016 | </div> | 1016 | </div> |
| 1017 | <script> | 1017 | <script> |
| 1018 | ··function·mermaidLoaded()·{ | 1018 | ··function·mermaidLoaded()·{ |
| 1019 | ····mermaid.initialize({ | 1019 | ····mermaid.initialize({ |
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| 410 | ······<p·class="built-using"> | 410 | ······<p·class="built-using"> |
| 411 | ········Built·using | 411 | ········Built·using |
| 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 414 | ······</p> | 414 | ······</p> |
| 415 | <p>Copyright·©·1996-202 | 415 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 416 | ····</footer> | 416 | ····</footer> |
| 417 | ··</div> | 417 | ··</div> |
| 418 | </main> | 418 | </main> |
| 419 | </div> | 419 | </div> |
| 420 | <script> | 420 | <script> |
| 421 | ··function·mermaidLoaded()·{ | 421 | ··function·mermaidLoaded()·{ |
| 422 | ····mermaid.initialize({ | 422 | ····mermaid.initialize({ |
| Offset 786, 15 lines modified | Offset 786, 15 lines modified | ||
| 786 | ······<p·class="built-using"> | 786 | ······<p·class="built-using"> |
| 787 | ········Built·using | 787 | ········Built·using |
| 788 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 788 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 789 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 789 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 790 | ······</p> | 790 | ······</p> |
| 791 | <p>Copyright·©·1996-202 | 791 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 792 | ····</footer> | 792 | ····</footer> |
| 793 | ··</div> | 793 | ··</div> |
| 794 | </main> | 794 | </main> |
| 795 | </div> | 795 | </div> |
| 796 | <script> | 796 | <script> |
| 797 | ··function·mermaidLoaded()·{ | 797 | ··function·mermaidLoaded()·{ |
| 798 | ····mermaid.initialize({ | 798 | ····mermaid.initialize({ |
| Offset 739, 15 lines modified | Offset 739, 15 lines modified | ||
| 739 | ······<p·class="built-using"> | 739 | ······<p·class="built-using"> |
| 740 | ········Built·using | 740 | ········Built·using |
| 741 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 741 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 742 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 742 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 743 | ······</p> | 743 | ······</p> |
| 744 | <p>Copyright·©·1996-202 | 744 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 745 | ····</footer> | 745 | ····</footer> |
| 746 | ··</div> | 746 | ··</div> |
| 747 | </main> | 747 | </main> |
| 748 | </div> | 748 | </div> |
| 749 | <script> | 749 | <script> |
| 750 | ··function·mermaidLoaded()·{ | 750 | ··function·mermaidLoaded()·{ |
| 751 | ····mermaid.initialize({ | 751 | ····mermaid.initialize({ |
| Offset 1046, 15 lines modified | Offset 1046, 15 lines modified | ||
| 1046 | ······<p·class="built-using"> | 1046 | ······<p·class="built-using"> |
| 1047 | ········Built·using | 1047 | ········Built·using |
| 1048 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1048 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1049 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1049 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1050 | ······</p> | 1050 | ······</p> |
| 1051 | <p>Copyright·©·1996-202 | 1051 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1052 | ····</footer> | 1052 | ····</footer> |
| 1053 | ··</div> | 1053 | ··</div> |
| 1054 | </main> | 1054 | </main> |
| 1055 | </div> | 1055 | </div> |
| 1056 | <script> | 1056 | <script> |
| 1057 | ··function·mermaidLoaded()·{ | 1057 | ··function·mermaidLoaded()·{ |
| 1058 | ····mermaid.initialize({ | 1058 | ····mermaid.initialize({ |
| Offset 3215, 16 lines modified | Offset 3215, 16 lines modified | ||
| 3215 | ······················AgentName·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(), | 3215 | ······················AgentName·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>(), |
| 3216 | ······················Mib·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), | 3216 | ······················Mib·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>(), |
| 3217 | ······················Reason·::·already_loaded·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3217 | ······················Reason·::·already_loaded·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3218 | ······</div> | 3218 | ······</div> |
| 3219 | <p>Load·a·single·<code·class="inline">Mib</code>·into·an·agent.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib, | 3219 | <p>Load·a·single·<code·class="inline">Mib</code>·into·an·agent.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib, |
| 3220 | including·the·path·to·where·the·compiled·mib·is·found.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 3220 | including·the·path·to·where·the·compiled·mib·is·found.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="5275377160-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="5275377160-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 3221 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id=" | 3221 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id="5275377160-2">(</span><span·class="ss">snmp_master_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"MY-MIB"</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·442810be3d4ef3f0c85d66a837db2d1fdc1cdf558e3f95b0543d7378aa5abdc1·...·]-2">)</span><span·class="p">.</span></code></pre> |
| 3222 | ··</section> | 3222 | ··</section> |
| 3223 | </section> | 3223 | </section> |
| 3224 | <section·class="detail"·id="load_mibs/1"> | 3224 | <section·class="detail"·id="load_mibs/1"> |
| 3225 | ··<div·class="detail-header"> | 3225 | ··<div·class="detail-header"> |
| 3226 | ····<a·href="#load_mibs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3226 | ····<a·href="#load_mibs/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3227 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3227 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3326, 16 lines modified | Offset 3326, 16 lines modified | ||
| 3326 | ·······················InternalReason·::·already_loaded·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3326 | ·······················InternalReason·::·already_loaded·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3327 | ······</div> | 3327 | ······</div> |
| 3328 | <p>Load·<code·class="inline">Mibs</code>·into·an·agent.·If·the·agent·cannot·load·all·MIBs·(the·default·value | 3328 | <p>Load·<code·class="inline">Mibs</code>·into·an·agent.·If·the·agent·cannot·load·all·MIBs·(the·default·value |
| 3329 | of·the·<code·class="inline">Force</code>·argument·is·<code·class="inline">false</code>),·it·will·indicate·where·loading·was·aborted. | 3329 | of·the·<code·class="inline">Force</code>·argument·is·<code·class="inline">false</code>),·it·will·indicate·where·loading·was·aborted. |
| 3330 | The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including·the·path·to·where·the·compiled | 3330 | The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including·the·path·to·where·the·compiled |
| 3331 | mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 3331 | mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="8916356031-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="8916356031-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 3332 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mibs</span><span·class="p"·data-group-id=" | 3332 | ··········</span><span·class="nc">snmpa</span><span·class="p">:</span><span·class="nf">load_mibs</span><span·class="p"·data-group-id="8916356031-2">(</span><span·class="ss">snmp_master_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8916356031-3">[</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·142,·SHA:·8145e0d60c4505f03710c6ed7436f06e7843d1cefde666e607bc275ca631901e·...·]-2">)</span><span·class="p">.</span></code></pre><p>If·<code·class="inline">Force·=·true</code>·then·the·agent·will·continue·attempting·to·load·each·mib·even |
| 3333 | after·failing·to·load·a·previous·mib.·Use·with·care.</p> | 3333 | after·failing·to·load·a·previous·mib.·Use·with·care.</p> |
| 3334 | ··</section> | 3334 | ··</section> |
| 3335 | </section> | 3335 | </section> |
| 3336 | <section·class="detail"·id="log_to_io/1"> | 3336 | <section·class="detail"·id="log_to_io/1"> |
| 3337 | ··<div·class="detail-header"> | 3337 | ··<div·class="detail-header"> |
| 3338 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3338 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 4297, 16 lines modified | Offset 4297, 16 lines modified | ||
| 4297 | ··········································Mod·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:module/0">module</a>(), | 4297 | ··········································Mod·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:module/0">module</a>(), |
| 4298 | ··········································Data·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(), | 4298 | ··········································Data·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(), |
| 4299 | ··········································Where·::·<a·href="#t:nfilter_position/0">nfilter_position</a>(), | 4299 | ··········································Where·::·<a·href="#t:nfilter_position/0">nfilter_position</a>(), |
| 4300 | ··········································Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 4300 | ··········································Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 4301 | ······</div> | 4301 | ······</div> |
| 4302 | <p>Accepted·type·specifications·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id="8 | 4302 | <p>Accepted·type·specifications·are:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id="8594745933-1">(</span><span·class="n">Agent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·442,·SHA:·1940479eaab67f02c89f49d481b7d756db9de3fc2d6956204049e5c18006b74f·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 4303 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id="8 | 4303 | </span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">register_notification_filter</span><span·class="p"·data-group-id="8594745933-3">(</span><span·class="n">Id</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mod</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·442,·SHA:·584e7c51ed3560bbc83234bb20bdb2a457e9f3a2780d728a7ceb3ff6b82ea776·...·]-4">}</span><span·class="p">.</span></code></pre> |
| 4304 | ··</section> | 4304 | ··</section> |
| 4305 | </section> | 4305 | </section> |
| 4306 | <section·class="detail"·id="register_notification_filter/5"> | 4306 | <section·class="detail"·id="register_notification_filter/5"> |
| 4307 | ··<div·class="detail-header"> | 4307 | ··<div·class="detail-header"> |
| 4308 | ····<a·href="#register_notification_filter/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4308 | ····<a·href="#register_notification_filter/5"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 4309 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 4309 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 4367, 16 lines modified | Offset 4367, 16 lines modified | ||
| 4367 | ·······························SubAgent·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pid/0">pid</a>(), | 4367 | ·······························SubAgent·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pid/0">pid</a>(), |
| 4368 | ·······························Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 4368 | ·······························Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 4369 | ······</div> | 4369 | ······</div> |
| 4370 | <p>Registers·a·sub-agent·under·a·sub-tree·of·another·agent.</p><p>It·is·easy·to·make·mistakes·when·registering·sub-agents·and·this·activity·should | 4370 | <p>Registers·a·sub-agent·under·a·sub-tree·of·another·agent.</p><p>It·is·easy·to·make·mistakes·when·registering·sub-agents·and·this·activity·should |
| 4371 | be·done·carefully.·For·example,·a·strange·behaviour·would·result·from·the | 4371 | be·done·carefully.·For·example,·a·strange·behaviour·would·result·from·the |
| 4372 | following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id="8388233161-1">(</span><span·class="n">MAPid</span><span·class="p">,</span><span·class="p"·data-group-id="8388233161-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="8388233161-2">]</span><span·class="p">,</span><span·class="n">SA1</span><span·class="p"·data-group-id="8388233161-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 4373 | </span><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id=" | 4372 | following·configuration:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id="1136923483-1">(</span><span·class="n">MAPid</span>[·...·truncated·by·diffoscope;·len:·445,·SHA:·5b9ac525c4f660e82b38c51cec401e941fb54ae8a2b51284bd3659a8ddc22af8·...·] |
| 4373 | </span><span·class="nc">snmp_agent</span><span·class="p">:</span><span·class="nf">register_subagent</span><span·class="p"·data-group-id="1136923483-3">(</span><span·class="n">SA1</span><span·class="p">,</span><span·class="p"·data-group-id="1136923483-4">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="1136923483-4">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SA2</span><span·class="p"·data-group-id="1136923483-3">)</span><span·class="p">.</span></code></pre><p><code·class="inline">SA2</code>·will·not·get·requests·starting·with·object·identifier·<code·class="inline">[1,2,3]</code>·since | ||
| 4374 | <code·class="inline">SA1</code>·does·not.</p> | 4374 | <code·class="inline">SA1</code>·does·not.</p> |
| 4375 | ··</section> | 4375 | ··</section> |
| 4376 | </section> | 4376 | </section> |
| 4377 | <section·class="detail"·id="restart_set_worker/0"> | 4377 | <section·class="detail"·id="restart_set_worker/0"> |
| 4378 | ··<div·class="detail-header"> | 4378 | ··<div·class="detail-header"> |
| 4379 | ····<a·href="#restart_set_worker/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 4379 | ····<a·href="#restart_set_worker/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 4793, 28 lines modified | Offset 4793, 28 lines modified | ||
| 4793 | function·call·according·to·the·value·of·<code·class="inline">Recv</code>.</li></ul><p>If·<code·class="inline">Receiver</code>·has·the·value·<code·class="inline">{Tag,·Recv}</code>,·the·delivery·is·done·according·to | 4793 | function·call·according·to·the·value·of·<code·class="inline">Recv</code>.</li></ul><p>If·<code·class="inline">Receiver</code>·has·the·value·<code·class="inline">{Tag,·Recv}</code>,·the·delivery·is·done·according·to |
| 4794 | <code·class="inline">Recv</code>:</p><ul><li><p><code·class="inline">pid()·|·atom()</code>·-·The·info·will·be·delivered·in·the·following·messages:</p><ul><li><p><code·class="inline">{snmp_targets,·Tag,·Addresses}</code></p><p>This·inform·the·user·which·target·addresses·the·notification·was·sent·to.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{got_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·acknowledged·the | 4794 | <code·class="inline">Recv</code>:</p><ul><li><p><code·class="inline">pid()·|·atom()</code>·-·The·info·will·be·delivered·in·the·following·messages:</p><ul><li><p><code·class="inline">{snmp_targets,·Tag,·Addresses}</code></p><p>This·inform·the·user·which·target·addresses·the·notification·was·sent·to.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{got_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·acknowledged·the |
| 4795 | notification.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{no_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·did·not·acknowledge | 4795 | notification.</p></li><li><p><code·class="inline">{snmp_notification,·Tag,·{no_response,·Address}}</code></p><p>This·informs·the·user·that·this·target·address·did·not·acknowledge |
| 4796 | notification.</p></li></ul><p>The·notification·is·sent·as·an·Inform-Request·to·each·target·address·in | 4796 | notification.</p></li></ul><p>The·notification·is·sent·as·an·Inform-Request·to·each·target·address·in |
| 4797 | <code·class="inline">Addresses</code>·and·if·there·are·no·targets·for·which·an·Inform-Request·is·sent, | 4797 | <code·class="inline">Addresses</code>·and·if·there·are·no·targets·for·which·an·Inform-Request·is·sent, |
| 4798 | <code·class="inline">Addresses</code>·is·the·empty·list·<code·class="inline">[]</code>.</p><p>The·<code·class="inline">receiver</code>·will·first·be·sent·the·<code·class="inline">snmp_targets</code>·message,·and·then·for | 4798 | <code·class="inline">Addresses</code>·is·the·empty·list·<code·class="inline">[]</code>.</p><p>The·<code·class="inline">receiver</code>·will·first·be·sent·the·<code·class="inline">snmp_targets</code>·message,·and·then·for |
| 4799 | each·address·in·<code·class="inline">Addresses</code>·list,·one·of·the·two·<code·class="inline">snmp_notification</code>·messages.</p></li><li><p><code·class="inline">{Mod,·Func,·Args}</code>·-·The·info·will·be·delivered·via·the·function·call:</p><p><code·class="inline">Mod:Func([Msg·|·Args])</code></p><p>where·<code·class="inline">Msg</code>·has·the·same·content·and·purpose·as·the·messages·descrived·above.</p></li></ul><p><code·class="inline">Address</code>·is·a·management·target·address·and·<code·class="inline">Addresses</code>·is·a·list·of·management | 4799 | each·address·in·<code·class="inline">Addresses</code>·list,·one·of·the·two·<code·class="inline">snmp_notification</code>·messages.</p></li><li><p><code·class="inline">{Mod,·Func,·Args}</code>·-·The·info·will·be·delivered·via·the·function·call:</p><p><code·class="inline">Mod:Func([Msg·|·Args])</code></p><p>where·<code·class="inline">Msg</code>·has·the·same·content·and·purpose·as·the·messages·descrived·above.</p></li></ul><p><code·class="inline">Address</code>·is·a·management·target·address·and·<code·class="inline">Addresses</code>·is·a·list·of·management |
| 4800 | target·addresses.·They·are·defined·as·followes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="n">Addresses</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 4800 | target·addresses.·They·are·defined·as·followes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">········</span><span·class="n">Addresses</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9678745501-1">[</span><span·class="nf">address</span><span·class="p"·data-group-id="9678745501-2">(</span><span·class="p"·data-group-id="9678745501-2">)</span><span·class="p"·data-group-id="9678745501-1">]</span><span·class="w"> |
| 4801 | ········</span><span·class="n">Address</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">address</span><span·class="p"·data-group-id=" | 4801 | ········</span><span·class="n">Address</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">address</span><span·class="p"·data-group-id="9678745501-3">(</span><span·class="p"·data-group-id="9678745501-3">)</span><span·class="w"> |
| 4802 | ········</span><span·class="nf">address</span><span·class="p"·data-group-id=" | 4802 | ········</span><span·class="nf">address</span><span·class="p"·data-group-id="9678745501-4">(</span><span·class="p"·data-group-id="9678745501-4">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">v1_address</span><span·class="p"·data-group-id="9678745501-5">(</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·232,·SHA:·d84de4084bbf0eae026fd267328bddc99d08eee7f602a84f0db1eb412f630e60·...·]-6">)</span><span·class="w"> |
| 4803 | ········</span><span·class="nf">v1_address</span><span·class="p"·data-group-id="4671145454-7">(</span><span·class="p"·data-group-id="4671145454-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4671145454-8">{</span><span·class="n">TDomain</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TAddress</span><span·class="p"·data-group-id="4671145454-8">}</span><span·class="w"> | ||
| 4804 | ········</span><span·class="nf">v | 4803 | ········</span><span·class="nf">v1_address</span><span·class="p"·data-group-id="9678745501-7">(</span><span·class="p"·data-group-id="9678745501-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9678745501-8">{</span><span·cla[·...·truncated·by·diffoscope;·len:·143,·SHA:·bb83cae5729b3a33d4b2159052241d6d7c163a721d66897c02cf453cba91ac81·...·]">}</span><span·class="w"> |
| 4804 | ········</span><span·class="nf">v3_address</span><span·class="p"·data-group-id="9678745501-9">(</span><span·class="p"·data-group-id="9678745501-9">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9678745501-10">{</span><span·class="p"·data-group-id="9678745501-11">{</span><span·class="n">TDomain</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TAddress</span><span·class="p"·data-group-id="9678745501-11">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V3MsgData</span><span·class="p"·data-group-id="9678745501-10">}</span><span·class="w"> | ||
| 4805 | ········</span><span·class="n">TDomain</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tdoamin</span><span·class="p"·data-group-id=" | 4805 | ········</span><span·class="n">TDomain</span><span·class="w">····</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">tdoamin</span><span·class="p"·data-group-id="9678745501-12">(</span><span·class="p"·data-group-id="9678745501-12">)</span><span·class="w"> |
| 4806 | ········</span><span·class="n">TAddress</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">taddress</span><span·class="p"·data-group-id=" | 4806 | ········</span><span·class="n">TAddress</span><span·class="w">···</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">taddress</span><span·class="p"·data-group-id="9678745501-13">(</span><span·class="p"·data-group-id="9678745501-13">)</span><span·class="w"> |
| 4807 | ········</span><span·class="nf">tdomain</span><span·class="p"·data-group-id=" | 4807 | ········</span><span·class="nf">tdomain</span><span·class="p"·data-group-id="9678745501-14">(</span><span·class="p"·data-group-id="9678745501-14">)</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="n">The</span><span·class="w">·</span><span·class="ss">oid</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">snmpUDPDomain</span><span·class="w"> |
| 4808 | ·····················</span><span·class="n">This</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">supported</span><span·class="w">·</span><span·class="ss">transport</span><span·class="w">·</span><span·class="ss">domain</span><span·class="p">.</span><span·class="w"> | 4808 | ·····················</span><span·class="n">This</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">only</span><span·class="w">·</span><span·class="ss">supported</span><span·class="w">·</span><span·class="ss">transport</span><span·class="w">·</span><span·class="ss">domain</span><span·class="p">.</span><span·class="w"> |
| 4809 | ········</span><span·class="nf">taddress</span><span·class="p"·data-group-id=" | 4809 | ········</span><span·class="nf">taddress</span><span·class="p"·data-group-id="9678745501-15">(</span><span·class="p"·data-group-id="9678745501-15">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9678745501-16">[</span><span·class="n">A1</span><span·class="p">,</span><spa[·...·truncated·by·diffoscope;·len:·378,·SHA:·277e467a6f06117df6d293a87eacfcf36821c04d355ea70df299bc76ac0226b7·...·]-16">]</span><span·class="w"> |
| 4810 | ·····················</span><span·class="n">The</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ss">first</span><span·class="w">·</span><span·class="ss">bytes</span><span·class="w">·</span><span·class="ss">makes</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">IP</span><span·class="o">-</span><span·class="ss">address</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">last</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 4810 | ·····················</span><span·class="n">The</span><span·class="w">·</span><span·class="mi">4</span><span·class="w">·</span><span·class="ss">first</span><span·class="w">·</span><span·class="ss">bytes</span><span·class="w">·</span><span·class="ss">makes</span><span·class="w">·</span><span·class="ss">up</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">IP</span><span·class="o">-</span><span·class="ss">address</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">last</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 4811 | ·····················</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">UDP</span><span·class="o">-</span><span·class="ss">port</span><span·class="w">·</span><span·class="ss">number</span><span·class="p">.</span><span·class="w"> | 4811 | ·····················</span><span·class="ss">the</span><span·class="w">·</span><span·class="n">UDP</span><span·class="o">-</span><span·class="ss">port</span><span·class="w">·</span><span·class="ss">number</span><span·class="p">.</span><span·class="w"> |
| 4812 | ········</span><span·class="n">V3MsgData</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id=" | 4812 | ········</span><span·class="n">V3MsgData</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id="9678745501-17">(</span><span·class="p"·data-group-id="9678745501-17">)</span><span·class="w"> |
| 4813 | ········</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id=" | 4813 | ········</span><span·class="nf">v3_msg_data</span><span·class="p"·data-group-id="9678745501-18">(</span><span·class="p"·data-group-id="9678745501-18">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="9678745501-19">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·50b580c611ff5b2ac2051cb254c31b61d90bd2f07a62d66eec78efe6253903d5·...·]-19">)</span></code></pre><p>If·<code·class="inline">Receiver</code>·is·a·<a·href="#t:notification_delivery_info/0"><code·class="inline">notification_delivery_info/0</code></a>·record,·then·the·information |
| 4814 | about·the·notification·delivery·will·be·delivered·to·the·<code·class="inline">receiver</code>·via·the | 4814 | about·the·notification·delivery·will·be·delivered·to·the·<code·class="inline">receiver</code>·via·the |
| 4815 | callback·functions·defined·by·the·<a·href="snmpa_notification_delivery_info_receiver.html"><code·class="inline">snmpa_notification_delivery_info_receiver</code></a> | 4815 | callback·functions·defined·by·the·<a·href="snmpa_notification_delivery_info_receiver.html"><code·class="inline">snmpa_notification_delivery_info_receiver</code></a> |
| 4816 | behaviour·according·to·the·content·of·the·<a·href="#t:notification_delivery_info/0"><code·class="inline">notification_delivery_info/0</code></a> | 4816 | behaviour·according·to·the·content·of·the·<a·href="#t:notification_delivery_info/0"><code·class="inline">notification_delivery_info/0</code></a> |
| 4817 | record.</p><p>The·optional·argument·<code·class="inline">Varbinds</code>·defines·values·for·the·objects·in·the | 4817 | record.</p><p>The·optional·argument·<code·class="inline">Varbinds</code>·defines·values·for·the·objects·in·the |
| 4818 | notification.·If·no·value·is·given·for·an·object,·the·<code·class="inline">Agent</code>·performs·a | 4818 | notification.·If·no·value·is·given·for·an·object,·the·<code·class="inline">Agent</code>·performs·a |
| 4819 | get-operation·to·retrieve·the·value.</p><p><code·class="inline">Varbinds</code>·is·a·list·of·<code·class="inline">Varbind</code>,·where·each·<code·class="inline">Varbind</code>·is·one·of:</p><ul><li><code·class="inline">{Variable,·Value}</code>,·where·<code·class="inline">Variable</code>·is·the·symbolic·name·of·a·scalar | 4819 | get-operation·to·retrieve·the·value.</p><p><code·class="inline">Varbinds</code>·is·a·list·of·<code·class="inline">Varbind</code>,·where·each·<code·class="inline">Varbind</code>·is·one·of:</p><ul><li><code·class="inline">{Variable,·Value}</code>,·where·<code·class="inline">Variable</code>·is·the·symbolic·name·of·a·scalar |
| 4820 | variable·referred·to·in·the·notification·specification.</li><li><code·class="inline">{Column,·RowIndex,·Value}</code>,·where·<code·class="inline">Column</code>·is·the·symbolic·name·of·a·column | 4820 | variable·referred·to·in·the·notification·specification.</li><li><code·class="inline">{Column,·RowIndex,·Value}</code>,·where·<code·class="inline">Column</code>·is·the·symbolic·name·of·a·column |
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| 5781 | ······<p·class="built-using"> | 5781 | ······<p·class="built-using"> |
| 5782 | ········Built·using | 5782 | ········Built·using |
| 5783 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 5783 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 5784 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 5784 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 5785 | ······</p> | 5785 | ······</p> |
| 5786 | <p>Copyright·©·1996-202 | 5786 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 5787 | ····</footer> | 5787 | ····</footer> |
| 5788 | ··</div> | 5788 | ··</div> |
| 5789 | </main> | 5789 | </main> |
| 5790 | </div> | 5790 | </div> |
| 5791 | <script> | 5791 | <script> |
| 5792 | ··function·mermaidLoaded()·{ | 5792 | ··function·mermaidLoaded()·{ |
| 5793 | ····mermaid.initialize({ | 5793 | ····mermaid.initialize({ |
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| 3627 | ······<p·class="built-using"> | 3627 | ······<p·class="built-using"> |
| 3628 | ········Built·using | 3628 | ········Built·using |
| 3629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3629 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3630 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3631 | ······</p> | 3631 | ······</p> |
| 3632 | <p>Copyright·©·1996-202 | 3632 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3633 | ····</footer> | 3633 | ····</footer> |
| 3634 | ··</div> | 3634 | ··</div> |
| 3635 | </main> | 3635 | </main> |
| 3636 | </div> | 3636 | </div> |
| 3637 | <script> | 3637 | <script> |
| 3638 | ··function·mermaidLoaded()·{ | 3638 | ··function·mermaidLoaded()·{ |
| 3639 | ····mermaid.initialize({ | 3639 | ····mermaid.initialize({ |
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| 238 | ······<p·class="built-using"> | 238 | ······<p·class="built-using"> |
| 239 | ········Built·using | 239 | ········Built·using |
| 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 242 | ······</p> | 242 | ······</p> |
| 243 | <p>Copyright·©·1996-202 | 243 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 244 | ····</footer> | 244 | ····</footer> |
| 245 | ··</div> | 245 | ··</div> |
| 246 | </main> | 246 | </main> |
| 247 | </div> | 247 | </div> |
| 248 | <script> | 248 | <script> |
| 249 | ··function·mermaidLoaded()·{ | 249 | ··function·mermaidLoaded()·{ |
| 250 | ····mermaid.initialize({ | 250 | ····mermaid.initialize({ |
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| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
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| 261 | ······<p·class="built-using"> | 261 | ······<p·class="built-using"> |
| 262 | ········Built·using | 262 | ········Built·using |
| 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 263 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 264 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 265 | ······</p> | 265 | ······</p> |
| 266 | <p>Copyright·©·1996-202 | 266 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 267 | ····</footer> | 267 | ····</footer> |
| 268 | ··</div> | 268 | ··</div> |
| 269 | </main> | 269 | </main> |
| 270 | </div> | 270 | </div> |
| 271 | <script> | 271 | <script> |
| 272 | ··function·mermaidLoaded()·{ | 272 | ··function·mermaidLoaded()·{ |
| 273 | ····mermaid.initialize({ | 273 | ····mermaid.initialize({ |
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| 268 | ······<p·class="built-using"> | 268 | ······<p·class="built-using"> |
| 269 | ········Built·using | 269 | ········Built·using |
| 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 272 | ······</p> | 272 | ······</p> |
| 273 | <p>Copyright·©·1996-202 | 273 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 274 | ····</footer> | 274 | ····</footer> |
| 275 | ··</div> | 275 | ··</div> |
| 276 | </main> | 276 | </main> |
| 277 | </div> | 277 | </div> |
| 278 | <script> | 278 | <script> |
| 279 | ··function·mermaidLoaded()·{ | 279 | ··function·mermaidLoaded()·{ |
| 280 | ····mermaid.initialize({ | 280 | ····mermaid.initialize({ |
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| 257 | ······<p·class="built-using"> | 257 | ······<p·class="built-using"> |
| 258 | ········Built·using | 258 | ········Built·using |
| 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 259 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 260 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 261 | ······</p> | 261 | ······</p> |
| 262 | <p>Copyright·©·1996-202 | 262 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 263 | ····</footer> | 263 | ····</footer> |
| 264 | ··</div> | 264 | ··</div> |
| 265 | </main> | 265 | </main> |
| 266 | </div> | 266 | </div> |
| 267 | <script> | 267 | <script> |
| 268 | ··function·mermaidLoaded()·{ | 268 | ··function·mermaidLoaded()·{ |
| 269 | ····mermaid.initialize({ | 269 | ····mermaid.initialize({ |
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| 709 | ······<p·class="built-using"> | 709 | ······<p·class="built-using"> |
| 710 | ········Built·using | 710 | ········Built·using |
| 711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 711 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 712 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 713 | ······</p> | 713 | ······</p> |
| 714 | <p>Copyright·©·1996-202 | 714 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 715 | ····</footer> | 715 | ····</footer> |
| 716 | ··</div> | 716 | ··</div> |
| 717 | </main> | 717 | </main> |
| 718 | </div> | 718 | </div> |
| 719 | <script> | 719 | <script> |
| 720 | ··function·mermaidLoaded()·{ | 720 | ··function·mermaidLoaded()·{ |
| 721 | ····mermaid.initialize({ | 721 | ····mermaid.initialize({ |
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| 1094 | ······<p·class="built-using"> | 1094 | ······<p·class="built-using"> |
| 1095 | ········Built·using | 1095 | ········Built·using |
| 1096 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1096 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1097 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1097 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1098 | ······</p> | 1098 | ······</p> |
| 1099 | <p>Copyright·©·1996-202 | 1099 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1100 | ····</footer> | 1100 | ····</footer> |
| 1101 | ··</div> | 1101 | ··</div> |
| 1102 | </main> | 1102 | </main> |
| 1103 | </div> | 1103 | </div> |
| 1104 | <script> | 1104 | <script> |
| 1105 | ··function·mermaidLoaded()·{ | 1105 | ··function·mermaidLoaded()·{ |
| 1106 | ····mermaid.initialize({ | 1106 | ····mermaid.initialize({ |
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| 811 | ······<p·class="built-using"> | 811 | ······<p·class="built-using"> |
| 812 | ········Built·using | 812 | ········Built·using |
| 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 815 | ······</p> | 815 | ······</p> |
| 816 | <p>Copyright·©·1996-202 | 816 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 817 | ····</footer> | 817 | ····</footer> |
| 818 | ··</div> | 818 | ··</div> |
| 819 | </main> | 819 | </main> |
| 820 | </div> | 820 | </div> |
| 821 | <script> | 821 | <script> |
| 822 | ··function·mermaidLoaded()·{ | 822 | ··function·mermaidLoaded()·{ |
| 823 | ····mermaid.initialize({ | 823 | ····mermaid.initialize({ |
| Offset 979, 15 lines modified | Offset 979, 15 lines modified | ||
| 979 | ······<p·class="built-using"> | 979 | ······<p·class="built-using"> |
| 980 | ········Built·using | 980 | ········Built·using |
| 981 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 981 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 982 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 982 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 983 | ······</p> | 983 | ······</p> |
| 984 | <p>Copyright·©·1996-202 | 984 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 985 | ····</footer> | 985 | ····</footer> |
| 986 | ··</div> | 986 | ··</div> |
| 987 | </main> | 987 | </main> |
| 988 | </div> | 988 | </div> |
| 989 | <script> | 989 | <script> |
| 990 | ··function·mermaidLoaded()·{ | 990 | ··function·mermaidLoaded()·{ |
| 991 | ····mermaid.initialize({ | 991 | ····mermaid.initialize({ |
| Offset 474, 15 lines modified | Offset 474, 15 lines modified | ||
| 474 | ······<p·class="built-using"> | 474 | ······<p·class="built-using"> |
| 475 | ········Built·using | 475 | ········Built·using |
| 476 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 476 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 477 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 477 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 478 | ······</p> | 478 | ······</p> |
| 479 | <p>Copyright·©·1996-202 | 479 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 480 | ····</footer> | 480 | ····</footer> |
| 481 | ··</div> | 481 | ··</div> |
| 482 | </main> | 482 | </main> |
| 483 | </div> | 483 | </div> |
| 484 | <script> | 484 | <script> |
| 485 | ··function·mermaidLoaded()·{ | 485 | ··function·mermaidLoaded()·{ |
| 486 | ····mermaid.initialize({ | 486 | ····mermaid.initialize({ |
| Offset 486, 15 lines modified | Offset 486, 15 lines modified | ||
| 486 | ······<p·class="built-using"> | 486 | ······<p·class="built-using"> |
| 487 | ········Built·using | 487 | ········Built·using |
| 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 488 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 489 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 490 | ······</p> | 490 | ······</p> |
| 491 | <p>Copyright·©·1996-202 | 491 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 492 | ····</footer> | 492 | ····</footer> |
| 493 | ··</div> | 493 | ··</div> |
| 494 | </main> | 494 | </main> |
| 495 | </div> | 495 | </div> |
| 496 | <script> | 496 | <script> |
| 497 | ··function·mermaidLoaded()·{ | 497 | ··function·mermaidLoaded()·{ |
| 498 | ····mermaid.initialize({ | 498 | ····mermaid.initialize({ |
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| 410 | ······<p·class="built-using"> | 410 | ······<p·class="built-using"> |
| 411 | ········Built·using | 411 | ········Built·using |
| 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 414 | ······</p> | 414 | ······</p> |
| 415 | <p>Copyright·©·1996-202 | 415 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 416 | ····</footer> | 416 | ····</footer> |
| 417 | ··</div> | 417 | ··</div> |
| 418 | </main> | 418 | </main> |
| 419 | </div> | 419 | </div> |
| 420 | <script> | 420 | <script> |
| 421 | ··function·mermaidLoaded()·{ | 421 | ··function·mermaidLoaded()·{ |
| 422 | ····mermaid.initialize({ | 422 | ····mermaid.initialize({ |
| Offset 319, 15 lines modified | Offset 319, 15 lines modified | ||
| 319 | ······<p·class="built-using"> | 319 | ······<p·class="built-using"> |
| 320 | ········Built·using | 320 | ········Built·using |
| 321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 323 | ······</p> | 323 | ······</p> |
| 324 | <p>Copyright·©·1996-202 | 324 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 325 | ····</footer> | 325 | ····</footer> |
| 326 | ··</div> | 326 | ··</div> |
| 327 | </main> | 327 | </main> |
| 328 | </div> | 328 | </div> |
| 329 | <script> | 329 | <script> |
| 330 | ··function·mermaidLoaded()·{ | 330 | ··function·mermaidLoaded()·{ |
| 331 | ····mermaid.initialize({ | 331 | ····mermaid.initialize({ |
| Offset 360, 15 lines modified | Offset 360, 15 lines modified | ||
| 360 | ······<p·class="built-using"> | 360 | ······<p·class="built-using"> |
| 361 | ········Built·using | 361 | ········Built·using |
| 362 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 362 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 363 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 363 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 364 | ······</p> | 364 | ······</p> |
| 365 | <p>Copyright·©·1996-202 | 365 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 366 | ····</footer> | 366 | ····</footer> |
| 367 | ··</div> | 367 | ··</div> |
| 368 | </main> | 368 | </main> |
| 369 | </div> | 369 | </div> |
| 370 | <script> | 370 | <script> |
| 371 | ··function·mermaidLoaded()·{ | 371 | ··function·mermaidLoaded()·{ |
| 372 | ····mermaid.initialize({ | 372 | ····mermaid.initialize({ |
| Offset 401, 15 lines modified | Offset 401, 15 lines modified | ||
| 401 | ······<p·class="built-using"> | 401 | ······<p·class="built-using"> |
| 402 | ········Built·using | 402 | ········Built·using |
| 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 403 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 404 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 405 | ······</p> | 405 | ······</p> |
| 406 | <p>Copyright·©·1996-202 | 406 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 407 | ····</footer> | 407 | ····</footer> |
| 408 | ··</div> | 408 | ··</div> |
| 409 | </main> | 409 | </main> |
| 410 | </div> | 410 | </div> |
| 411 | <script> | 411 | <script> |
| 412 | ··function·mermaidLoaded()·{ | 412 | ··function·mermaidLoaded()·{ |
| 413 | ····mermaid.initialize({ | 413 | ····mermaid.initialize({ |
| Offset 127, 15 lines modified | Offset 127, 15 lines modified | ||
| 127 | <p>SNMP·MIB·compiler·frontend</p><h2·id="synopsis"·class="section-heading"> | 127 | <p>SNMP·MIB·compiler·frontend</p><h2·id="synopsis"·class="section-heading"> |
| 128 | ··<a·href="#synopsis"·class="hover-link"> | 128 | ··<a·href="#synopsis"·class="hover-link"> |
| 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 129 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 130 | ··</a> | 130 | ··</a> |
| 131 | ··<span·class="text">Synopsis</span> | 131 | ··<span·class="text">Synopsis</span> |
| 132 | </h2> | 132 | </h2> |
| 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">snmpc</span><span·class="w">·</span><span·class="p"·data-group-id=" | 133 | <pre><code·class="makeup·erlang"·translate="no"><span·class="ss">snmpc</span><span·class="w">·</span><span·class="p"·data-group-id="1539426775-1">[</span><span·class="ss">options</span><span·class="p"·data-group-id="1539426775-1">]</span><span·class="w">·</span><span·class="ss">file</span><span·class="p">.</span><span·class="ss">mib</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">file</span><span·class="p">.</span><span·class="ss">bin</span></code></pre><h2·id="description"·class="section-heading"> |
| 134 | ··<a·href="#description"·class="hover-link"> | 134 | ··<a·href="#description"·class="hover-link"> |
| 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 135 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 136 | ··</a> | 136 | ··</a> |
| 137 | ··<span·class="text">Description</span> | 137 | ··<span·class="text">Description</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p>The·<code·class="inline">snmpc</code>·program·provides·a·way·to·run·the·SNMP·MIB·compiler·of·the·Erlang | 139 | <p>The·<code·class="inline">snmpc</code>·program·provides·a·way·to·run·the·SNMP·MIB·compiler·of·the·Erlang |
| 140 | system.</p><p><code·class="inline">snmpc</code>·compiles·an·SNMP·MIB·file.·See·<a·href="snmpc.html#compile/1">compile/1,2</a>·for·more | 140 | system.</p><p><code·class="inline">snmpc</code>·compiles·an·SNMP·MIB·file.·See·<a·href="snmpc.html#compile/1">compile/1,2</a>·for·more |
| Offset 211, 15 lines modified | Offset 211, 15 lines modified | ||
| 211 | ······<p·class="built-using"> | 211 | ······<p·class="built-using"> |
| 212 | ········Built·using | 212 | ········Built·using |
| 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 215 | ······</p> | 215 | ······</p> |
| 216 | <p>Copyright·©·1996-202 | 216 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 217 | ····</footer> | 217 | ····</footer> |
| 218 | ··</div> | 218 | ··</div> |
| 219 | </main> | 219 | </main> |
| 220 | </div> | 220 | </div> |
| 221 | <script> | 221 | <script> |
| 222 | ··function·mermaidLoaded()·{ | 222 | ··function·mermaidLoaded()·{ |
| 223 | ····mermaid.initialize({ | 223 | ····mermaid.initialize({ |
| Offset 1944, 16 lines modified | Offset 1944, 16 lines modified | ||
| 1944 | ······<div·class="specs"> | 1944 | ······<div·class="specs"> |
| 1945 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·load_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1945 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·load_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1946 | ······</div> | 1946 | ······</div> |
| 1947 | <p>Load·a·<code·class="inline">Mib</code>·into·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including | 1947 | <p>Load·a·<code·class="inline">Mib</code>·into·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including |
| 1948 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 1948 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="4604161469-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="4604161469-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 1949 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id=" | 1949 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">load_mib</span><span·class="p"·data-group-id="4604161469-2">(</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"MY-MIB"</span><span·class="p"·data-group-id="4604161469-2">)</span><span·class="p">.</span></code></pre> |
| 1950 | ··</section> | 1950 | ··</section> |
| 1951 | </section> | 1951 | </section> |
| 1952 | <section·class="detail"·id="log_to_io/1"> | 1952 | <section·class="detail"·id="log_to_io/1"> |
| 1953 | ··<div·class="detail-header"> | 1953 | ··<div·class="detail-header"> |
| 1954 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1954 | ····<a·href="#log_to_io/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1955 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1955 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3450, 16 lines modified | Offset 3450, 16 lines modified | ||
| 3450 | ······<div·class="specs"> | 3450 | ······<div·class="specs"> |
| 3451 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·unload_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 3451 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·unload_mib(MibName)·->·ok·|·{error,·Reason}·when·MibName·::·<a·href="snmp.html#t:mib_name/0">snmp:mib_name</a>(),·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 3452 | ······</div> | 3452 | ······</div> |
| 3453 | <p>Unload·a·<code·class="inline">Mib</code>·from·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including | 3453 | <p>Unload·a·<code·class="inline">Mib</code>·from·the·manager.·The·<code·class="inline">MibName</code>·is·the·name·of·the·Mib,·including |
| 3454 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id=" | 3454 | the·path·to·where·the·compiled·mib·is·found.·For·example,</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··········</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">priv_dir</span><span·class="p"·data-group-id="2853051659-1">(</span><span·class="ss">my_app</span><span·class="p"·data-group-id="2853051659-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"/mibs/"</span><span·class="p">,</span><span·class="w"> |
| 3455 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">unload_mib</span><span·class="p"·data-group-id=" | 3455 | ··········</span><span·class="nc">snmpm</span><span·class="p">:</span><span·class="nf">unload_mib</span><span·class="p"·data-group-id="2853051659-2">(</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"MY-MIB"</span><span·class="p"·data-group-id="2853051659-2">)</span><span·class="p">.</span></code></pre> |
| 3456 | ··</section> | 3456 | ··</section> |
| 3457 | </section> | 3457 | </section> |
| 3458 | <section·class="detail"·id="unregister_agent/2"> | 3458 | <section·class="detail"·id="unregister_agent/2"> |
| 3459 | ··<div·class="detail-header"> | 3459 | ··<div·class="detail-header"> |
| 3460 | ····<a·href="#unregister_agent/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 3460 | ····<a·href="#unregister_agent/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 3461 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 3461 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 3891, 15 lines modified | Offset 3891, 15 lines modified | ||
| 3891 | ······<p·class="built-using"> | 3891 | ······<p·class="built-using"> |
| 3892 | ········Built·using | 3892 | ········Built·using |
| 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3895 | ······</p> | 3895 | ······</p> |
| 3896 | <p>Copyright·©·1996-202 | 3896 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3897 | ····</footer> | 3897 | ····</footer> |
| 3898 | ··</div> | 3898 | ··</div> |
| 3899 | </main> | 3899 | </main> |
| 3900 | </div> | 3900 | </div> |
| 3901 | <script> | 3901 | <script> |
| 3902 | ··function·mermaidLoaded()·{ | 3902 | ··function·mermaidLoaded()·{ |
| 3903 | ····mermaid.initialize({ | 3903 | ····mermaid.initialize({ |
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| 1308 | ······<p·class="built-using"> | 1308 | ······<p·class="built-using"> |
| 1309 | ········Built·using | 1309 | ········Built·using |
| 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1312 | ······</p> | 1312 | ······</p> |
| 1313 | <p>Copyright·©·1996-202 | 1313 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1314 | ····</footer> | 1314 | ····</footer> |
| 1315 | ··</div> | 1315 | ··</div> |
| 1316 | </main> | 1316 | </main> |
| 1317 | </div> | 1317 | </div> |
| 1318 | <script> | 1318 | <script> |
| 1319 | ··function·mermaidLoaded()·{ | 1319 | ··function·mermaidLoaded()·{ |
| 1320 | ····mermaid.initialize({ | 1320 | ····mermaid.initialize({ |
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| 623 | ······<p·class="built-using"> | 623 | ······<p·class="built-using"> |
| 624 | ········Built·using | 624 | ········Built·using |
| 625 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 625 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 626 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 626 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 627 | ······</p> | 627 | ······</p> |
| 628 | <p>Copyright·©·1996-202 | 628 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 629 | ····</footer> | 629 | ····</footer> |
| 630 | ··</div> | 630 | ··</div> |
| 631 | </main> | 631 | </main> |
| 632 | </div> | 632 | </div> |
| 633 | <script> | 633 | <script> |
| 634 | ··function·mermaidLoaded()·{ | 634 | ··function·mermaidLoaded()·{ |
| 635 | ····mermaid.initialize({ | 635 | ····mermaid.initialize({ |
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| 552 | ······<p·class="built-using"> | 552 | ······<p·class="built-using"> |
| 553 | ········Built·using | 553 | ········Built·using |
| 554 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 554 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 555 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 555 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 556 | ······</p> | 556 | ······</p> |
| 557 | <p>Copyright·©·1996-202 | 557 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 558 | ····</footer> | 558 | ····</footer> |
| 559 | ··</div> | 559 | ··</div> |
| 560 | </main> | 560 | </main> |
| 561 | </div> | 561 | </div> |
| 562 | <script> | 562 | <script> |
| 563 | ··function·mermaidLoaded()·{ | 563 | ··function·mermaidLoaded()·{ |
| 564 | ····mermaid.initialize({ | 564 | ····mermaid.initialize({ |
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| 478 | ······<p·class="built-using"> | 478 | ······<p·class="built-using"> |
| 479 | ········Built·using | 479 | ········Built·using |
| 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 480 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 481 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 482 | ······</p> | 482 | ······</p> |
| 483 | <p>Copyright·©·1996-202 | 483 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 484 | ····</footer> | 484 | ····</footer> |
| 485 | ··</div> | 485 | ··</div> |
| 486 | </main> | 486 | </main> |
| 487 | </div> | 487 | </div> |
| 488 | <script> | 488 | <script> |
| 489 | ··function·mermaidLoaded()·{ | 489 | ··function·mermaidLoaded()·{ |
| 490 | ····mermaid.initialize({ | 490 | ····mermaid.initialize({ |
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| 693 | ······<p·class="built-using"> | 693 | ······<p·class="built-using"> |
| 694 | ········Built·using | 694 | ········Built·using |
| 695 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 695 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 696 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 696 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 697 | ······</p> | 697 | ······</p> |
| 698 | <p>Copyright·©·1996-202 | 698 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 699 | ····</footer> | 699 | ····</footer> |
| 700 | ··</div> | 700 | ··</div> |
| 701 | </main> | 701 | </main> |
| 702 | </div> | 702 | </div> |
| 703 | <script> | 703 | <script> |
| 704 | ··function·mermaidLoaded()·{ | 704 | ··function·mermaidLoaded()·{ |
| 705 | ····mermaid.initialize({ | 705 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
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| 138 | the·<a·href="configure_algos.html">Configuring·algorithms·in·SSH</a>·chapter.</p><h2·id="options-configuration"·class="section-heading"> | 138 | the·<a·href="configure_algos.html">Configuring·algorithms·in·SSH</a>·chapter.</p><h2·id="options-configuration"·class="section-heading"> |
| 139 | ··<a·href="#options-configuration"·class="hover-link"> | 139 | ··<a·href="#options-configuration"·class="hover-link"> |
| 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 140 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 141 | ··</a> | 141 | ··</a> |
| 142 | ··<span·class="text">Options·configuration</span> | 142 | ··<span·class="text">Options·configuration</span> |
| 143 | </h2> | 143 | </h2> |
| 144 | <p>There·are·from·OTP-23.0·two·main·ways·to·set·an·option:</p><ul><li><p>Like·before,·in·the·<code·class="inline">Options</code>·parameter·in·the·Erlang·code·in·a·call·to·for | 144 | <p>There·are·from·OTP-23.0·two·main·ways·to·set·an·option:</p><ul><li><p>Like·before,·in·the·<code·class="inline">Options</code>·parameter·in·the·Erlang·code·in·a·call·to·for |
| 145 | example·<a·href="ssh.html#daemon/3"><code·class="inline">ssh:daemon/3</code></a>·or·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·or·any·of·their·variants.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 145 | example·<a·href="ssh.html#daemon/3"><code·class="inline">ssh:daemon/3</code></a>·or·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·or·any·of·their·variants.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="9069446525-1">(</span><span·class="mi">22</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9069446525-2">[</span><span·class="p"·data-group-id="9069446525-3">{</span><span·class="ss">user</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·625,·SHA:·e37381c72e1d865774cd70626be313ec660bf4a22ec605b6658e7a1712b3d967·...·]-1">{</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w"> |
| 146 | ·</span><span·class="p"·data-group-id=" | 146 | ·</span><span·class="p"·data-group-id="1739814628-2">[</span><span·class="p"·data-group-id="1739814628-3">{</span><span·class="ss">description</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"SSH-2·for·Erlang/OTP"</span><span·class="p"·data-group-id="1739814628-3">}</span><span·class="p">,</span><span·class="w"> |
| 147 | ··</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="p"·data-group-id="1739814628-4">{</span><span·class="ss">vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.9"</span><span·class="p"·data-group-id="1739814628-4">}</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="p"·data-group-id="1739814628-5">{</span><span·class="ss">modules</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1739814628-6">[</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w"> |
| 149 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 149 | ········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 150 | ·········</span><span·class="ss">ssh_xfer</span><span·class="p"·data-group-id=" | 150 | ·········</span><span·class="ss">ssh_xfer</span><span·class="p"·data-group-id="1739814628-6">]</span><span·class="p"·data-group-id="1739814628-5">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ··</span><span·class="p"·data-group-id=" | 151 | ··</span><span·class="p"·data-group-id="1739814628-7">{</span><span·class="ss">registered</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1739814628-8">[</span><span·class="p"·data-group-id="1739814628-8">]</span><span·class="p"·data-group-id="1739814628-7">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ··</span><span·class="p"·data-group-id=" | 152 | ··</span><span·class="p"·data-group-id="1739814628-9">{</span><span·class="ss">applications</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1739814628-10">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">s[·...·truncated·by·diffoscope;·len:·267,·SHA:·54c9581c40d58ae22363b0c5cbf9b95e37f0dc4b3d4907b20a46e74007ea77dd·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ··</span><span·class="p"·data-group-id=" | 153 | ··</span><span·class="p"·data-group-id="1739814628-11">{</span><span·class="ss">env</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1739814628-12">[</span><span·class="p"·data-group-id="1739814628-13">{</span><span·class="ss">user</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·129,·SHA:·4928e51ab064d1228dc7872ef20bf1f8200bc766c20bfdad4e7db8280568ebc1·...·]-13">}</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<·HERE</span><span·class="w"> |
| 154 | ··</span><span·class="p"·data-group-id=" | 154 | ··</span><span·class="p"·data-group-id="1739814628-14">{</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1739814628-15">{</span><span·class="ss">ssh_app</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·178,·SHA:·c284f185ee0206f7c1f601cb744de841c17db7b24b80c3eb716fbd6a9c706848·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ·······</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre></li><li><p>In·a·.config·file:</p><pre><code·class="text">erl·-config·ex1</code></pre><p>where·<code·class="inline">ex1.config</code>·contains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 155 | ·······</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre></li><li><p>In·a·.config·file:</p><pre><code·class="text">erl·-config·ex1</code></pre><p>where·<code·class="inline">ex1.config</code>·contains:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1312877994-1">[</span><span·class="w"> |
| 156 | </span><span·class="p"·data-group-id=" | 156 | </span><span·class="p"·data-group-id="1312877994-2">{</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1312877994-3">[</span><span·class="p"·data-group-id="1312877994-4">{</span><span·class="ss">user</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·208,·SHA:·66b56c02a9cf8492390bebbab933cadd0e5ea3084d820c9fe889ea4758535cfe·...·]-2">}</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="1312877994-1">]</span><span·class="p">.</span></code></pre></li></ul><p>If·the·option·is·intended·only·for·a·server·or·for·a·client,·it·may·be·set·in |
| 158 | this·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 158 | this·way:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6984900972-1">[</span><span·class="w"> |
| 159 | </span><span·class="p"·data-group-id=" | 159 | </span><span·class="p"·data-group-id="6984900972-2">{</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6984900972-3">[</span><span·class="p"·data-group-id="6984900972-4">{</span><span·class="ss">server_options</span><span·class="p"[·...·truncated·by·diffoscope;·len:·376,·SHA:·de309dd299f41889c3abd6c5c714dee2efbfd459ca6bf1830698c9d7ea3f6f90·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 160 | ·······</span><span·class="p"·data-group-id=" | 160 | ·······</span><span·class="p"·data-group-id="6984900972-7">{</span><span·class="ss">client_options</span><span·class="p">,</span><span·class="p"·data-group-id="6984900972-8">[</span><span·class="p"·data-group-id="6984900972-9">{</span><span·class="ss">user</span><span·class="p">,</span><span·class="w[·...·truncated·by·diffoscope;·len:·195,·SHA:·65e5ae3592c41cf5068feaa1aa6ccf30fe936bb6b9ed47d42559e4d8ecf86ee9·...·]-7">}</span><span·class="w"> |
| 161 | </span><span·class="p"·data-group-id=" | 161 | </span><span·class="p"·data-group-id="6984900972-3">]</span><span·class="p">.</span></code></pre><p>A·server·(daemon)·will·use·the·user·name·<code·class="inline">foo</code>,·and·a·client·will·use·the·name |
| 162 | <code·class="inline">bar</code>.</p></li></ul><h2·id="precedence"·class="section-heading"> | 162 | <code·class="inline">bar</code>.</p></li></ul><h2·id="precedence"·class="section-heading"> |
| 163 | ··<a·href="#precedence"·class="hover-link"> | 163 | ··<a·href="#precedence"·class="hover-link"> |
| 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 164 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 165 | ··</a> | 165 | ··</a> |
| 166 | ··<span·class="text">Precedence</span> | 166 | ··<span·class="text">Precedence</span> |
| 167 | </h2> | 167 | </h2> |
| 168 | <p>If·an·option·is·set·in·more·than·one·way,·what·happens?</p><p>There·is·an·ordering,·which·is:</p><ul><li>Level·0:·Hard-coded·default·values·in·the·OTP·SSH·source·code</li><li>Level·1:·<a·href="../../../../lib/kernel-10.2.3/doc/html/config.html">OTP·Configuration·Parameters</a></li><li>Level·2:·Options·in·the·<a·href="../../../../lib/kernel-10.2.3/doc/html/config.html">OTP·Configuration·Parameters</a> | 168 | <p>If·an·option·is·set·in·more·than·one·way,·what·happens?</p><p>There·is·an·ordering,·which·is:</p><ul><li>Level·0:·Hard-coded·default·values·in·the·OTP·SSH·source·code</li><li>Level·1:·<a·href="../../../../lib/kernel-10.2.3/doc/html/config.html">OTP·Configuration·Parameters</a></li><li>Level·2:·Options·in·the·<a·href="../../../../lib/kernel-10.2.3/doc/html/config.html">OTP·Configuration·Parameters</a> |
| Offset 225, 96 lines modified | Offset 225, 96 lines modified | ||
| 225 | ··························'aes192-cbc','aes128-cbc','3des-cbc']}]}, | 225 | ··························'aes192-cbc','aes128-cbc','3des-cbc']}]}, |
| 226 | ·{mac,[{client2server,['hmac-sha2-256','hmac-sha2-512', | 226 | ·{mac,[{client2server,['hmac-sha2-256','hmac-sha2-512', |
| 227 | ·······················'hmac-sha1']}, | 227 | ·······················'hmac-sha1']}, |
| 228 | ·······{server2client,['hmac-sha2-256','hmac-sha2-512', | 228 | ·······{server2client,['hmac-sha2-256','hmac-sha2-512', |
| 229 | ·······················'hmac-sha1']}]}, | 229 | ·······················'hmac-sha1']}]}, |
| 230 | ·{compression,[{client2server,[none,'zlib@openssh.com',zlib]}, | 230 | ·{compression,[{client2server,[none,'zlib@openssh.com',zlib]}, |
| 231 | ···············{server2client,[none,'zlib@openssh.com',zlib]}]}]</code></pre><p>Note·that·the·algorithms·in·the·file·<code·class="inline">ex2.config</code>·is·not·yet·applied.·They·will | 231 | ···············{server2client,[none,'zlib@openssh.com',zlib]}]}]</code></pre><p>Note·that·the·algorithms·in·the·file·<code·class="inline">ex2.config</code>·is·not·yet·applied.·They·will |
| 232 | be·when·we·start·ssh:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 232 | be·when·we·start·ssh:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6926251124-1">(</span><span·class="p"·data-group-id="6926251124-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 233 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 234 | 3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id=" | 234 | 3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id="6926251124-2">(</span><span·class="p"·data-group-id="6926251124-2">)</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="p"·data-group-id=" | 235 | </span><span·class="p"·data-group-id="6926251124-3">[</span><span·class="p"·data-group-id="6926251124-4">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-5">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·69,·SHA:·1ba60cea73bf21b6369ccf7672ecb172ff89d6dc120a8db2b43178006bc3e556·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 236 | ·</span><span·class="p"·data-group-id=" | 236 | ·</span><span·class="p"·data-group-id="6926251124-6">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-7">[</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id="6926251124-7">]</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·568810f8d38c8b2eb1bd4822e6212b4b294e36381fc63c83171b95f81f6fb5a7·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ·</span><span·class="p"·data-group-id=" | 237 | ·</span><span·class="p"·data-group-id="6926251124-8">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-9">[</span><span·class="p"·data-group-id="6926251124-10">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class=[·...·truncated·by·diffoscope;·len:·181,·SHA:·5b470742f050e468c49ceca691478e65188c7b0aaa79e3298e3d4e368ee2c123·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 238 | ··········</span><span·class="p"·data-group-id=" | 238 | ··········</span><span·class="p"·data-group-id="6926251124-12">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-13">[</span><span·class="ss">'aes192-ctr'</span><span·class="p"·data-group-id="6926251124-13">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·128,·SHA:·2ac4fc9bf45c70500766930a833115e82ce043212c467f15ec531213875668c0·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ·</span><span·class="p"·data-group-id=" | 239 | ·</span><span·class="p"·data-group-id="6926251124-14">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-15">[</span><span·class="p"·data-group-id="6926251124-16">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·179,·SHA:·7eda606cbe0e9ec3e13fc60cbef882039d3a5813a07a647852162df598374dc6·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ·······</span><span·class="p"·data-group-id=" | 240 | ·······</span><span·class="p"·data-group-id="6926251124-18">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-19">[</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6926251124-19">]</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·128,·SHA:·81c08fca2b94ddd88fc105f2dff6bbf943a0cd9ee84742997df6fad0db2ebf2a·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ·</span><span·class="p"·data-group-id=" | 241 | ·</span><span·class="p"·data-group-id="6926251124-20">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-21">[</span><span·class="p"·data-group-id="6926251124-22">{</span><span·class="ss">client2server</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·298,·SHA:·c40b4ebe55129ce87581d56b073be94a1df6e4f3b533d0191b94cd1501e8ed9d·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ···············</span><span·class="p"·data-group-id=" | 242 | ···············</span><span·class="p"·data-group-id="6926251124-24">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6926251124-25">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">[·...·truncated·by·diffoscope;·len:·293,·SHA:·3cc0a6a6ab69822699968e0cd6040d2718fa0a33df92d7360b5491c6adc3f6e0·...·]-3">]</span><span·class="w"> |
| 243 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>We·see·that·the·algorithm·set·is·changed·to·the·one·in·the·<code·class="inline">ex2.config</code>.·Since | 243 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>We·see·that·the·algorithm·set·is·changed·to·the·one·in·the·<code·class="inline">ex2.config</code>.·Since |
| 244 | <code·class="inline">compression</code>·is·not·specified·in·the·file,·the·hard-coded·default·is·still·used | 244 | <code·class="inline">compression</code>·is·not·specified·in·the·file,·the·hard-coded·default·is·still·used |
| 245 | for·that·entry.</p><h4>Establishing·a·connection·(ssh:connect·et·al)·or·starting·a·daemon·(ssh:daemon)</h4><p>Both·when·the·client·establishes·a·connection·with·ssh:connect·or·other | 245 | for·that·entry.</p><h4>Establishing·a·connection·(ssh:connect·et·al)·or·starting·a·daemon·(ssh:daemon)</h4><p>Both·when·the·client·establishes·a·connection·with·ssh:connect·or·other |
| 246 | functions,·or·a·daemon·is·started·with·ssh:daemon,·the·option·lists·in·the | 246 | functions,·or·a·daemon·is·started·with·ssh:daemon,·the·option·lists·in·the |
| 247 | function·calls·are·also·used.</p><p>If·a·client·is·started·(ssh:connect·et·al),·the·environment·variable | 247 | function·calls·are·also·used.</p><p>If·a·client·is·started·(ssh:connect·et·al),·the·environment·variable |
| 248 | <code·class="inline">client_options</code>·is·used.·Similarly·for·a·daemon·the·<code·class="inline">server_options</code>·variable | 248 | <code·class="inline">client_options</code>·is·used.·Similarly·for·a·daemon·the·<code·class="inline">server_options</code>·variable |
| 249 | is·handled.</p><p>If·any·<a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·is | 249 | is·handled.</p><p>If·any·<a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·is |
| 250 | present,·the·one·with·the·highest·level·is·used,·that·is,·the·<code·class="inline">Option</code>·list | 250 | present,·the·one·with·the·highest·level·is·used,·that·is,·the·<code·class="inline">Option</code>·list |
| 251 | parameter·has·the·highest·priority.·Then·the | 251 | parameter·has·the·highest·priority.·Then·the |
| 252 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·all·levels·in | 252 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·all·levels·in |
| 253 | order·starting·with·level·0·are·applied.</p><p>We·continue·the·example·above·by·connecting·to·a·server·and·modifying·the·<code·class="inline">kex</code> | 253 | order·starting·with·level·0·are·applied.</p><p>We·continue·the·example·above·by·connecting·to·a·server·and·modifying·the·<code·class="inline">kex</code> |
| 254 | algorithm·set.·We·remove·the·only·one·(<code·class="inline">'ecdh-sha2-nistp384'</code>)·and·add | 254 | algorithm·set.·We·remove·the·only·one·(<code·class="inline">'ecdh-sha2-nistp384'</code>)·and·add |
| 255 | <code·class="inline">'curve25519-sha256@libssh.org'</code>·by·appending·it·to·the·now·empty·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id=" | 255 | <code·class="inline">'curve25519-sha256@libssh.org'</code>·by·appending·it·to·the·now·empty·list:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="p"·data-group-id="9541760938-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="9541760938-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ssh</span><span·cl[·...·truncated·by·diffoscope;·len:·88,·SHA:·4d1dc7aa771f0220f43911be264a51cea6146e82ac4dbdb4371edc3bb92ee082·...·]-2">(</span><span·class="ss">loopback</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">22</span><span·class="p">,</span><span·class="w"> |
| 256 | ························</span><span·class="p"·data-group-id=" | 256 | ························</span><span·class="p"·data-group-id="9541760938-3">[</span><span·class="p"·data-group-id="9541760938-4">{</span><span·class="ss">modify_algorithms</span><span·class="p">,</span><span·class="w"> |
| 257 | ·································</span><span·class="p"·data-group-id=" | 257 | ·································</span><span·class="p"·data-group-id="9541760938-5">[</span><span·class="p"·data-group-id="9541760938-6">{</span><span·class="ss">rm</span><span·class="p">,</span><span·class="w"> |
| 258 | ·····································</span><span·class="p"·data-group-id=" | 258 | ·····································</span><span·class="p"·data-group-id="9541760938-7">[</span><span·class="w">·</span><span·class="p"·data-group-id="9541760938-8">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="9541760938-9">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><[·...·truncated·by·diffoscope;·len:·170,·SHA:·8556b3d385143543c2ea6787efcef54082cd88c1565c7adb6b77f22416d07252·...·]-7">]</span><span·class="w"> |
| 259 | » » » » ··</span><span·class="p"·data-group-id=" | 259 | » » » » ··</span><span·class="p"·data-group-id="9541760938-6">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ··································</span><span·class="p"·data-group-id=" | 260 | ··································</span><span·class="p"·data-group-id="9541760938-10">{</span><span·class="ss">append</span><span·class="p">,</span><span·class="w"> |
| 261 | » » » ·············</span><span·class="p"·data-group-id=" | 261 | » » » ·············</span><span·class="p"·data-group-id="9541760938-11">[</span><span·class="w">·</span><span·class="p"·data-group-id="9541760938-12">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="9541760938-13">[</span><span·class="ss">'curve25519-sha256@libssh.org[·...·truncated·by·diffoscope;·len:·185,·SHA:·f1e02798346f8258b7f1a1fba9fa51011c21a6871816149ded0afd68d6fd07e8·...·]-11">]</span><span·class="w"> |
| 262 | » » » » ··</span><span·class="p"·data-group-id=" | 262 | » » » » ··</span><span·class="p"·data-group-id="9541760938-10">}</span><span·class="w"> |
| 263 | » » » » ·</span><span·class="p"·data-group-id=" | 263 | » » » » ·</span><span·class="p"·data-group-id="9541760938-5">]</span><span·class="w"> |
| 264 | » ·················</span><span·class="p"·data-group-id=" | 264 | » ·················</span><span·class="p"·data-group-id="9541760938-4">}</span><span·class="w"> |
| 265 | ························</span><span·class="p"·data-group-id=" | 265 | ························</span><span·class="p"·data-group-id="9541760938-3">]</span><span·class="p"·data-group-id="9541760938-2">)</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="p"·data-group-id=" | 266 | </span><span·class="p"·data-group-id="9541760938-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o">></span><span·class="mf">0.118</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="9541760938-14">}</span></code></pre><p>We·check·which·algorithms·are·negotiated·by·the·client·and·the·server,·and·note |
| 267 | that·the·(only)·<code·class="inline">kex</code>·algorithm·<code·class="inline">'curve25519-sha256@libssh.org'</code>·was·selected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id=" | 267 | that·the·(only)·<code·class="inline">kex</code>·algorithm·<code·class="inline">'curve25519-sha256@libssh.org'</code>·was·selected:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id="5175434728-1">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">algorithms</span><span·class="p"·data-group-id="5175434728-1">)</span><span·class="p">.</span><span·class="w"> |
| 268 | </span><span·class="p"·data-group-id=" | 268 | </span><span·class="p"·data-group-id="5175434728-2">{</span><span·class="ss">algorithms</span><span·class="p">,</span><span·class="p"·data-group-id="5175434728-3">[</span><span·class="p"·data-group-id="5175434728-4">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="ss">&#[·...·truncated·by·diffoscope;·len:·84,·SHA:·8b2c9e68eea11d832a18a3dd7fb5eff978fb35a1ef445ff6f6fbd4863a306cd3·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ·············</span><span·class="p"·data-group-id=" | 269 | ·············</span><span·class="p"·data-group-id="5175434728-5">{</span><span·class="ss">hkey</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id="5175434728-5">}</span><span·class="p">,</span><span·class="w"> |
| 270 | ·············</span><span·class="p"·data-group-id=" | 270 | ·············</span><span·class="p"·data-group-id="5175434728-6">{</span><span·class="ss">send_mac</span><span·class="p">,</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="5175434728-6">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ·············</span><span·class="p"·data-group-id=" | 271 | ·············</span><span·class="p"·data-group-id="5175434728-7">{</span><span·class="ss">recv_mac</span><span·class="p">,</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="5175434728-7">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ·············</span><span·class="p"·data-group-id=" | 272 | ·············</span><span·class="p"·data-group-id="5175434728-8">{</span><span·class="ss">encrypt</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p"·data-group-id="5175434728-8">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ·············</span><span·class="p"·data-group-id=" | 273 | ·············</span><span·class="p"·data-group-id="5175434728-9">{</span><span·class="ss">decrypt</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p"·data-group-id="5175434728-9">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ·············</span><span·class="p"·data-group-id=" | 274 | ·············</span><span·class="p"·data-group-id="5175434728-10">{</span><span·class="ss">compress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="5175434728-10">}</span><span·class="p">,</span><span·class="w"> |
| 275 | ·············</span><span·class="p"·data-group-id=" | 275 | ·············</span><span·class="p"·data-group-id="5175434728-11">{</span><span·class="ss">decompress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="5175434728-11">}</span><span·class="p">,</span><span·class="w"> |
| 276 | ·············</span><span·class="p"·data-group-id=" | 276 | ·············</span><span·class="p"·data-group-id="5175434728-12">{</span><span·class="ss">send_ext_info</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="5175434728-12">}</span><span·class="p">,</span><span·class="w"> |
| 277 | ·············</span><span·class="p"·data-group-id=" | 277 | ·············</span><span·class="p"·data-group-id="5175434728-13">{</span><span·class="ss">recv_ext_info</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="5175434728-13">}</span><span·class="p"·data-group-id="5175434728-3">]</span><span·class="p"·data-group-id="517543[·...·truncated·by·diffoscope;·len:·4,·SHA:·e593b3235fd5043499fb151d63adbd53503bc1de662470be60016adf177b240a·...·]-2">}</span></code></pre><h4>Example·of·modify_algorithms·handling</h4><p>We·will·now·check·if·the |
| 278 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·a·lower·level | 278 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>·on·a·lower·level |
| 279 | is·applied·to·a | 279 | is·applied·to·a |
| 280 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·on·a·higher | 280 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·on·a·higher |
| 281 | level.·We·will·do·that·by·enabling·the·<code·class="inline">ssh-dss</code>·algorithm·that·is·supported, | 281 | level.·We·will·do·that·by·enabling·the·<code·class="inline">ssh-dss</code>·algorithm·that·is·supported, |
| 282 | but·not·in·the·default·set.</p><p>The·config·file·<code·class="inline">ex3.config</code>·has·the·contents:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 282 | but·not·in·the·default·set.</p><p>The·config·file·<code·class="inline">ex3.config</code>·has·the·contents:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9293366484-1">[</span><span·class="w"> |
| 283 | ·</span><span·class="p"·data-group-id=" | 283 | ·</span><span·class="p"·data-group-id="9293366484-2">{</span><span·class="ss">ssh</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9293366484-3">[</span><span·class="p"·data-group-id="9293366484-4">{</span><span·class="ss">modify_algorithms</span><span·class="p">,</span><span·class="w"> |
| 284 | ·········</span><span·class="p"·data-group-id=" | 284 | ·········</span><span·class="p"·data-group-id="9293366484-5">[</span><span·class="w">·</span><span·class="p"·data-group-id="9293366484-6">{</span><span·class="ss">prepend</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9293366484-7">[</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·481,·SHA:·0634ffabc6fa7a45cb3381813472a874df7e03d4831204d395b2ba41ef52963b·...·]-5">]</span><span·class="w"> |
| 285 | ········</span><span·class="p"·data-group-id=" | 285 | ········</span><span·class="p"·data-group-id="9293366484-4">}</span><span·class="p"·data-group-id="9293366484-3">]</span><span·class="p"·data-group-id="9293366484-2">}</span><span·class="w"> |
| 286 | </span><span·class="p"·data-group-id=" | 286 | </span><span·class="p"·data-group-id="9293366484-1">]</span><span·class="p">.</span></code></pre><p>A·newly·started·erlang·shell·shows·that·no·<code·class="inline">'ssh-dss'</code>·is·present·in·the |
| 287 | <code·class="inline">public_key</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 287 | <code·class="inline">public_key</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="6700131020-1">(</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id="6700131020-2">(</span><span·[·...·truncated·by·diffoscope;·len:·88,·SHA:·cad2683f29019387f1bc812460febf99562dddc095675b4c5996797682058754·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="p"·data-group-id=" | 288 | </span><span·class="p"·data-group-id="6700131020-3">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 289 | ·</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-ed25519'</span><span·class="p">,</span><span·class="ss">'ssh-ed448'</span><span·class="p">,</span><span·class="w"> | 289 | ·</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-ed25519'</span><span·class="p">,</span><span·class="ss">'ssh-ed448'</span><span·class="p">,</span><span·class="w"> |
| 290 | ·</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id=" | 290 | ·</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p"·data-group-id="6700131020-3">]</span><span·class="w"> |
| 291 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>A·call·to·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·removes·all·algorithms·but·one·of·each·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 291 | </span><span·class="mi">2</span><span·class="o">></span></code></pre><p>A·call·to·<a·href="ssh.html#connect/3"><code·class="inline">ssh:connect/3</code></a>·removes·all·algorithms·but·one·of·each·type:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="7635541377-1">(</span><span·class="p"·data-group-id="7635541377-1">)</span><span·class="p">.</span><span·class="w"> |
| 292 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 292 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 293 | 3>·</span><span·class="p"·data-group-id=" | 293 | 3>·</span><span·class="p"·data-group-id="7635541377-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="7635541377-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ssh</span><span·cl[·...·truncated·by·diffoscope;·len:·88,·SHA:·09e31d92b3d319008568e8d3c23dbba103f66ae489734d54aa7f74230239115d·...·]-3">(</span><span·class="ss">loopback</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">22</span><span·class="p">,</span><span·class="w"> |
| 294 | ························</span><span·class="p"·data-group-id=" | 294 | ························</span><span·class="p"·data-group-id="7635541377-4">[</span><span·class="p"·data-group-id="7635541377-5">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 295 | ·························</span><span·class="p"·data-group-id=" | 295 | ·························</span><span·class="p"·data-group-id="7635541377-6">[</span><span·class="p"·data-group-id="7635541377-7">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7635541377-8">[</span><span·class="ss">'ecdsa-sha2-nistp256'[·...·truncated·by·diffoscope;·len:·101,·SHA:·1037ff673a90b79dc586c2e9bc3ff1d30aba2277a5664c90aca15c9a62383f3f·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 296 | » » » ··</span><span·class="p"·data-group-id=" | 296 | » » » ··</span><span·class="p"·data-group-id="7635541377-9">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7635541377-10">[</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p"·data-group-id="7635541377-10">]</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·7af26408b3935c82aa73f33432ee62f9d5ad75b3a2173587c2552da8028d4479·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 297 | » » ··········</span><span·class="p"·data-group-id=" | 297 | » » ··········</span><span·class="p"·data-group-id="7635541377-11">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7635541377-12">[</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="7635541[·...·truncated·by·diffoscope;·len:·57,·SHA:·5fab08bcf47d0a74b2fae98bc94a8bef99056211175c220566e13bbfd9e9fd55·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 298 | » » » ··</span><span·class="p"·data-group-id=" | 298 | » » » ··</span><span·class="p"·data-group-id="7635541377-13">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7635541377-14">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p"·data-group-id="7635541377-14">]</span><sp[·...·truncated·by·diffoscope;·len:·38,·SHA:·aa377efc76ccbe2b0161ca8fa663af0f72c19aa0b7a2d2da5f223206fde991a1·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 299 | » » » ··</span><span·class="p"·data-group-id=" | 299 | » » » ··</span><span·class="p"·data-group-id="7635541377-15">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7635541377-16">[</span><span·class="ss">none</span><span·class="p"·data-group-id="7635541377-16">]</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·87380b9c0709bde4fbb45c459257229f18e7a54d73f6da7cc5065a3bb6ff843a·...·]-15">}</span><span·class="w"> |
| 300 | » » » ··</span><span·class="p"·data-group-id=" | 300 | » » » ··</span><span·class="p"·data-group-id="7635541377-6">]</span><span·class="p"·data-group-id="7635541377-5">}</span><span·class="w"> |
| 301 | » » » ·</span><span·class="p"·data-group-id=" | 301 | » » » ·</span><span·class="p"·data-group-id="7635541377-4">]</span><span·class="p"·data-group-id="7635541377-3">)</span><span·class="p">.</span><span·class="w"> |
| 302 | </span><span·class="p"·data-group-id=" | 302 | </span><span·class="p"·data-group-id="7635541377-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.101</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7635541377-17">}</span><span·class="gp·unselectable"> |
| 303 | 4>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id=" | 303 | 4>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">connection_info</span><span·class="p"·data-group-id="7635541377-18">(</span><span·class="n">C</span><span·class="p">,</span><span·class="ss">algorithms</span><span·class="p"·data-group-id="7635541377-18">)</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="p"·data-group-id=" | 304 | </span><span·class="p"·data-group-id="7635541377-19">{</span><span·class="ss">algorithms</span><span·class="p">,</span><span·class="p"·data-group-id="7635541377-20">[</span><span·class="p"·data-group-id="7635541377-21">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·77,·SHA:·25adf6ab77ec212c80163fecc38f2249066b7eceafa3e85fb2d2a04c4caf1a0b·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 305 | ·············</span><span·class="p"·data-group-id=" | 305 | ·············</span><span·class="p"·data-group-id="7635541377-22">{</span><span·class="ss">hkey</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="7635541377-22">}</span><span·class="p">,</span><span·class="w"> |
| 306 | ·············</span><span·class="p"·data-group-id=" | 306 | ·············</span><span·class="p"·data-group-id="7635541377-23">{</span><span·class="ss">send_mac</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="7635541377-23">}</span><span·class="p">,</span><span·class="w"> |
| 307 | ·············</span><span·class="p"·data-group-id=" | 307 | ·············</span><span·class="p"·data-group-id="7635541377-24">{</span><span·class="ss">recv_mac</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="7635541377-24">}</span><span·class="p">,</span><span·class="w"> |
| 308 | ·············</span><span·class="p"·data-group-id=" | 308 | ·············</span><span·class="p"·data-group-id="7635541377-25">{</span><span·class="ss">encrypt</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="7635541377-25">}</span><span·class="p">,</span><span·class="w"> |
| 309 | ·············</span><span·class="p"·data-group-id=" | 309 | ·············</span><span·class="p"·data-group-id="7635541377-26">{</span><span·class="ss">decrypt</span><span·class="p">,</span><span·class="ss">'chacha20-poly1305@openssh.com'</span><span·class="p"·data-group-id="7635541377-26">}</span><span·class="p">,</span><span·class="w"> |
| 310 | ·············</span><span·class="p"·data-group-id=" | 310 | ·············</span><span·class="p"·data-group-id="7635541377-27">{</span><span·class="ss">compress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="7635541377-27">}</span><span·class="p">,</span><span·class="w"> |
| 311 | ·············</span><span·class="p"·data-group-id=" | 311 | ·············</span><span·class="p"·data-group-id="7635541377-28">{</span><span·class="ss">decompress</span><span·class="p">,</span><span·class="ss">none</span><span·class="p"·data-group-id="7635541377-28">}</span><span·class="p">,</span><span·class="w"> |
| 312 | ·············</span><span·class="p"·data-group-id=" | 312 | ·············</span><span·class="p"·data-group-id="7635541377-29">{</span><span·class="ss">send_ext_info</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="7635541377-29">}</span><span·class="p">,</span><span·class="w"> |
| 313 | ·············</span><span·class="p"·data-group-id=" | 313 | ·············</span><span·class="p"·data-group-id="7635541377-30">{</span><span·class="ss">recv_ext_info</span><span·class="p">,</span><span·class="ss">true</span><span·class="p"·data-group-id="7635541377-30">}</span><span·class="p"·data-group-id="7635541377-20">]</span><span·class="p"·data-group-id="76355[·...·truncated·by·diffoscope;·len:·5,·SHA:·76620015a5071d8cfc8667bf83c3bbc8d29f51f3d572b1f946d9f1f989e07c2b·...·]-19">}</span><span·class="w"> |
| 314 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>But·<code·class="inline">'ssh-dss'</code>·is·selected·although·the·call·inserted·<em>only</em> | 314 | </span><span·class="mi">5</span><span·class="o">></span></code></pre><p>But·<code·class="inline">'ssh-dss'</code>·is·selected·although·the·call·inserted·<em>only</em> |
| 315 | <code·class="inline">'ecdsa-sha2-nistp256'</code>·as·acceptable.</p><p>This·example·showed·that·we·could·augment·the·set·of·algorithms·with·a | 315 | <code·class="inline">'ecdsa-sha2-nistp256'</code>·as·acceptable.</p><p>This·example·showed·that·we·could·augment·the·set·of·algorithms·with·a |
| 316 | config-file·without·the·need·to·change·the·actual·call.</p><p>For·demonstration·purposes·we·used·<code·class="inline">prepend</code>·instead·of·<code·class="inline">append</code>.·This·forces | 316 | config-file·without·the·need·to·change·the·actual·call.</p><p>For·demonstration·purposes·we·used·<code·class="inline">prepend</code>·instead·of·<code·class="inline">append</code>.·This·forces |
| 317 | the·negotiation·to·select·<code·class="inline">ssh-dss</code>·since·the·the·full·list·of·public·key | 317 | the·negotiation·to·select·<code·class="inline">ssh-dss</code>·since·the·the·full·list·of·public·key |
| 318 | algorithms·was·<code·class="inline">['ssh-dss','ecdsa-sha2-nistp256']</code>.·Normally·it·is·safer·to | 318 | algorithms·was·<code·class="inline">['ssh-dss','ecdsa-sha2-nistp256']</code>.·Normally·it·is·safer·to |
| 319 | append·a·non-default·algorithm.</p> | 319 | append·a·non-default·algorithm.</p> |
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| 166 | ··</a> | 166 | ··</a> |
| 167 | ··<span·class="text">The·SSH·app's·mechanism</span> | 167 | ··<span·class="text">The·SSH·app's·mechanism</span> |
| 168 | </h3> | 168 | </h3> |
| 169 | <p>The·set·of·algorithms·that·the·SSH·app·uses·by·default·depends·on·the·algorithms | 169 | <p>The·set·of·algorithms·that·the·SSH·app·uses·by·default·depends·on·the·algorithms |
| 170 | supported·by·the:</p><ul><li><a·href="../../../../lib/crypto-5.5.3/doc/html/crypto.html"><code·class="inline">crypto</code></a>·app,</li><li>The·cryptolib·OTP·is·linked·with,·usually·the·one·the·OS·uses,·probably | 170 | supported·by·the:</p><ul><li><a·href="../../../../lib/crypto-5.5.3/doc/html/crypto.html"><code·class="inline">crypto</code></a>·app,</li><li>The·cryptolib·OTP·is·linked·with,·usually·the·one·the·OS·uses,·probably |
| 171 | OpenSSL,</li><li>and·finally·what·the·SSH·app·implements</li></ul><p>Due·to·this,·it·impossible·to·list·in·documentation·what·algorithms·that·are | 171 | OpenSSL,</li><li>and·finally·what·the·SSH·app·implements</li></ul><p>Due·to·this,·it·impossible·to·list·in·documentation·what·algorithms·that·are |
| 172 | available·in·a·certain·installation.</p><p>There·is·an·important·command·to·list·the·actual·algorithms·and·their·ordering: | 172 | available·in·a·certain·installation.</p><p>There·is·an·important·command·to·list·the·actual·algorithms·and·their·ordering: |
| 173 | <a·href="ssh.html#default_algorithms/0"><code·class="inline">ssh:default_algorithms/0</code></a>.</p><pre·id="example_default_algorithms"><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">0>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id="6 | 173 | <a·href="ssh.html#default_algorithms/0"><code·class="inline">ssh:default_algorithms/0</code></a>.</p><pre·id="example_default_algorithms"><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">0>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">default_algorithms</span><span·class="p"·data-group-id="6852845144-1">(</span><span·class="p"·data-group-id="6852845144-1">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="p"·data-group-id="6 | 174 | </span><span·class="p"·data-group-id="6852845144-2">[</span><span·class="p"·data-group-id="6852845144-3">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-4">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdh-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 175 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> | 175 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> |
| 176 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> | 176 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> |
| 177 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> | 177 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> |
| 178 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> | 178 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> |
| 179 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> | 179 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> |
| 180 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id="6 | 180 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id="6852845144-4">]</span><span·class="p"·data-group-id="6852845144-3">}</span><span·class="p">,</span><span·class="w"> |
| 181 | ·</span><span·class="p"·data-group-id="6 | 181 | ·</span><span·class="p"·data-group-id="6852845144-5">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-6">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 182 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 182 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 183 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="6 | 183 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="6852845144-6">]</span><span·class="p"·data-group-id="6852845144-5">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ·</span><span·class="p"·data-group-id="6 | 184 | ·</span><span·class="p"·data-group-id="6852845144-7">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-8">[</span><span·class="p"·data-group-id="6852845144-9">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·fa982e1f7f9d38aa6874b9e0ccb53c3fdbe598b69780b5646d436309b7e9b313·...·]-10">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 185 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> | 185 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 186 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6 | 186 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6852845144-10">]</span><span·class="p"·data-group-id="6852845144-9">}</span><span·class="p">,</span><span·class="w"> |
| 187 | ··········</span><span·class="p"·data-group-id="6 | 187 | ··········</span><span·class="p"·data-group-id="6852845144-11">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-12">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="w"> |
| 188 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> | 188 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> |
| 189 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6 | 189 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6852845144-12">]</span><span·class="p"·data-group-id="6852845144-11">}</span><span·class="p"·data-group-id="6852845144-8">]</span><span·class="p"·data-group-id="6852845144-7">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ·</span><span·class="p"·data-group-id="6 | 190 | ·</span><span·class="p"·data-group-id="6852845144-13">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-14">[</span><span·class="p"·data-group-id="6852845144-15">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·fa982e1f7f9d38aa6874b9e0ccb53c3fdbe598b69780b5646d436309b7e9b313·...·]-16">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 191 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6 | 191 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6852845144-16">]</span><span·class="p"·data-group-id="6852845144-15">}</span><span·class="p">,</span><span·class="w"> |
| 192 | ·······</span><span·class="p"·data-group-id="6 | 192 | ·······</span><span·class="p"·data-group-id="6852845144-17">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-18">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 193 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6 | 193 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6852845144-18">]</span><span·class="p"·data-group-id="6852845144-17">}</span><span·class="p"·data-group-id="6852845144-14">]</span><span·class="p"·data-group-id="6852845144-13">}</span><span·class="p">,</span><span·class="w"> |
| 194 | ·</span><span·class="p"·data-group-id="6911006177-19">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="6911006177-20">[</span><span·class="p"·data-group-id="6911006177-21">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="6911006177-22">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="6911006177-22">]</span><span·class="p"·data-group-id="6911006177-21">}</span><span·class="p">,</span><span·class="w"> | ||
| 195 | · | 194 | ·</span><span·class="p"·data-group-id="6852845144-19">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-20">[</span><span·class="p"·data-group-id="6852845144-21">{</span><span·class="ss">client2serv[·...·truncated·by·diffoscope;·len:·389,·SHA:·25e263e95f5bec3f91fc01c44cc4f30e01749617fc2f6f5e38e8bf791b5784d0·...·] |
| 195 | ···············</span><span·class="p"·data-group-id="6852845144-23">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6852845144-24">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="6852845144-24">]</span><span·class="p"·data-group-id="6852845144-23">}</span><span·class="p"·data-group-id="6852845144-20">]</span><span·class="p"·data-group-id="6852845144-19">}</span><span·class="p"·data-group-id="6852845144-2">]</span></code></pre><p>To·change·the·algorithm·list,·there·are·two·options·which·can·be·used·in | ||
| 196 | <a·href="ssh.html#connect/3">ssh:connect/2,3,4</a>·and·<a·href="ssh.html#daemon/2">ssh:daemon/2,3</a>.·The | 196 | <a·href="ssh.html#connect/3">ssh:connect/2,3,4</a>·and·<a·href="ssh.html#daemon/2">ssh:daemon/2,3</a>.·The |
| 197 | options·could·of·course·be·used·in·all·other·functions·that·initiates | 197 | options·could·of·course·be·used·in·all·other·functions·that·initiates |
| 198 | connections.</p><p>The·options·are | 198 | connections.</p><p>The·options·are |
| 199 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·and | 199 | <a·href="ssh.html#t:preferred_algorithms_common_option/0">preferred_algorithms</a>·and |
| 200 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>.·The·first·one | 200 | <a·href="ssh.html#t:modify_algorithms_common_option/0">modify_algorithms</a>.·The·first·one |
| 201 | replaces·the·default·set,·while·the·latter·modifies·the·default·set.</p><h2·id="replacing-the-default-set-preferred_algorithms"·class="section-heading"> | 201 | replaces·the·default·set,·while·the·latter·modifies·the·default·set.</p><h2·id="replacing-the-default-set-preferred_algorithms"·class="section-heading"> |
| 202 | ··<a·href="#replacing-the-default-set-preferred_algorithms"·class="hover-link"> | 202 | ··<a·href="#replacing-the-default-set-preferred_algorithms"·class="hover-link"> |
| Offset 211, 264 lines modified | Offset 211, 264 lines modified | ||
| 211 | friends·does.</p><h3·id="example-1"·class="section-heading"> | 211 | friends·does.</p><h3·id="example-1"·class="section-heading"> |
| 212 | ··<a·href="#example-1"·class="hover-link"> | 212 | ··<a·href="#example-1"·class="hover-link"> |
| 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 213 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 214 | ··</a> | 214 | ··</a> |
| 215 | ··<span·class="text">Example·1</span> | 215 | ··<span·class="text">Example·1</span> |
| 216 | </h3> | 216 | </h3> |
| 217 | <p>Replace·the·kex·algorithms·list·with·the·single·algorithm | 217 | <p>Replace·the·kex·algorithms·list·with·the·single·algorithm |
| 218 | <code·class="inline">'diffie-hellman-group14-sha256'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id=" | 218 | <code·class="inline">'diffie-hellman-group14-sha256'</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id="6627367648-1">(</span><span·class="w"> |
| 219 | ···············</span><span·class="p"·data-group-id=" | 219 | ···············</span><span·class="p"·data-group-id="6627367648-2">[</span><span·class="p"·data-group-id="6627367648-3">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 220 | ·····················</span><span·class="p"·data-group-id=" | 220 | ·····················</span><span·class="p"·data-group-id="6627367648-4">[</span><span·class="p"·data-group-id="6627367648-5">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6627367648-6">[</span><span·class="ss">'diffie-hellman-group14-sha256&#[·...·truncated·by·diffoscope;·len:·104,·SHA:·fb9cc72ea87793df042bfeab32a019536bf2f78c73305aed5eae4987a615e48f·...·]-5">}</span><span·class="w"> |
| 221 | ·····················</span><span·class="p"·data-group-id=" | 221 | ·····················</span><span·class="p"·data-group-id="6627367648-4">]</span><span·class="w"> |
| 222 | ················</span><span·class="p"·data-group-id=" | 222 | ················</span><span·class="p"·data-group-id="6627367648-3">}</span><span·class="w"> |
| 223 | ··············</span><span·class="p"·data-group-id=" | 223 | ··············</span><span·class="p"·data-group-id="6627367648-2">]</span><span·class="p"·data-group-id="6627367648-1">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="p"·data-group-id=" | 224 | </span><span·class="p"·data-group-id="6627367648-7">[</span><span·class="p"·data-group-id="6627367648-8">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-9">[</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p[·...·truncated·by·diffoscope;·len:·80,·SHA:·b138a952dc1b128fbae1551342adecd7e4bffefce3cbfb5224aa0211417d1c65·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 225 | ·</span><span·class="p"·data-group-id=" | 225 | ·</span><span·class="p"·data-group-id="6627367648-10">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-11">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 226 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 226 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 227 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id=" | 227 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="6627367648-11">]</span><span·class="p"·data-group-id="6627367648-10">}</span><span·class="p">,</span><span·class="w"> |
| 228 | ·</span><span·class="p"·data-group-id=" | 228 | ·</span><span·class="p"·data-group-id="6627367648-12">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-13">[</span><span·class="p"·data-group-id="6627367648-14">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·31,·SHA:·17ddae12a44134d28694c00485505f3d4afe799f48857d6e9b53be2dab0a4995·...·]-15">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 229 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> | 229 | ··························</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="w"> |
| 230 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id=" | 230 | ··························</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6627367648-15">]</span><span·class="p"·data-group-id="6627367648-14">}</span><span·class="p">,</span><span·class="w"> |
| 231 | ··········</span><span·class="p"·data-group-id=" | 231 | ··········</span><span·class="p"·data-group-id="6627367648-16">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-17">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="w"> |
| 232 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> | 232 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> |
| 233 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id=" | 233 | ··························</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·class="p"·data-group-id="6627367648-17">]</span><span·class="p"·data-group-id="6627367648-16">}</span><span·class="p"·data-group-id="6627367648-13">]</span><span·class="p"·data-group-id="6627367648-12">}</span><span·class="p">,</span><span·class="w"> |
| 234 | ·</span><span·class="p"·data-group-id=" | 234 | ·</span><span·class="p"·data-group-id="6627367648-18">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-19">[</span><span·class="p"·data-group-id="6627367648-20">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·1e9f7d4ed97c29c6318250f593d15fbca6583b5751779cdf55e7c6fab0006782·...·]-21">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 235 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 235 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6627367648-21">]</span><span·class="p"·data-group-id="6627367648-20">}</span><span·class="p">,</span><span·class="w"> |
| 236 | ·······</span><span·class="p"·data-group-id=" | 236 | ·······</span><span·class="p"·data-group-id="6627367648-22">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-23">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 237 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 237 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="6627367648-23">]</span><span·class="p"·data-group-id="6627367648-22">}</span><span·class="p"·data-group-id="6627367648-19">]</span><span·class="p"·data-group-id="6627367648-18">}</span><span·class="p">,</span><span·class="w"> |
| 238 | ·</span><span·class="p"·data-group-id="5860453591-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="5860453591-25">[</span><span·class="p"·data-group-id="5860453591-26">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="5860453591-27">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="5860453591-27">]</span><span·class="p"·data-group-id="5860453591-26">}</span><span·class="p">,</span><span·class="w"> | ||
| 239 | · | 238 | ·</span><span·class="p"·data-group-id="6627367648-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-25">[</span><span·class="p"·data-group-id="6627367648-26">{</span><span·class="ss">client2serv[·...·truncated·by·diffoscope;·len:·389,·SHA:·c91120cfc59b79540ab9aae62908ac9fc3c7f8ca2e8a3c3b62454aa0eca99ed1·...·] |
| 239 | ···············</span><span·class="p"·data-group-id="6627367648-28">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6627367648-29">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="6627367648-29">]</span><span·class="p"·data-group-id="6627367648-28">}</span><span·class="p"·data-group-id="6627367648-25">]</span><span·class="p"·data-group-id="6627367648-24">}</span><span·class="p"·data-group-id="6627367648-7">]</span></code></pre><p>Note·that·the·unmentioned·lists·(<code·class="inline">public_key</code>,·<code·class="inline">cipher</code>,·<code·class="inline">mac</code>·and | ||
| 240 | <code·class="inline">compression</code>)·are·unchanged.</p><h3·id="example-2"·class="section-heading"> | 240 | <code·class="inline">compression</code>)·are·unchanged.</p><h3·id="example-2"·class="section-heading"> |
| 241 | ··<a·href="#example-2"·class="hover-link"> | 241 | ··<a·href="#example-2"·class="hover-link"> |
| 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 242 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 243 | ··</a> | 243 | ··</a> |
| 244 | ··<span·class="text">Example·2</span> | 244 | ··<span·class="text">Example·2</span> |
| 245 | </h3> | 245 | </h3> |
| 246 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is | 246 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is |
| 247 | possible·to·change·both·directions·at·once:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id=" | 247 | possible·to·change·both·directions·at·once:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id="4164135872-1">(</span><span·class="w"> |
| 248 | ···············</span><span·class="p"·data-group-id=" | 248 | ···············</span><span·class="p"·data-group-id="4164135872-2">[</span><span·class="p"·data-group-id="4164135872-3">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 249 | ·····················</span><span·class="p"·data-group-id=" | 249 | ·····················</span><span·class="p"·data-group-id="4164135872-4">[</span><span·class="p"·data-group-id="4164135872-5">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-6">[</span><span·class="ss">'aes128-ctr'</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·62,·SHA:·11fe8736d0477688efa6049d635a4a35d71110107cb95fb73dcc1634278ae49b·...·]72-5">}</span><span·class="w"> |
| 250 | ·····················</span><span·class="p"·data-group-id=" | 250 | ·····················</span><span·class="p"·data-group-id="4164135872-4">]</span><span·class="w"> |
| 251 | ················</span><span·class="p"·data-group-id=" | 251 | ················</span><span·class="p"·data-group-id="4164135872-3">}</span><span·class="w"> |
| 252 | ··············</span><span·class="p"·data-group-id=" | 252 | ··············</span><span·class="p"·data-group-id="4164135872-2">]</span><span·class="p"·data-group-id="4164135872-1">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="p"·data-group-id=" | 253 | </span><span·class="p"·data-group-id="4164135872-7">[</span><span·class="p"·data-group-id="4164135872-8">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-9">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdh-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 254 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> | 254 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> |
| 255 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> | 255 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> |
| 256 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> | 256 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> |
| 257 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> | 257 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> |
| 258 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> | 258 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> |
| 259 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id=" | 259 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id="4164135872-9">]</span><span·class="p"·data-group-id="4164135872-8">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ·</span><span·class="p"·data-group-id=" | 260 | ·</span><span·class="p"·data-group-id="4164135872-10">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-11">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 261 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 261 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 262 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id=" | 262 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="4164135872-11">]</span><span·class="p"·data-group-id="4164135872-10">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ·</span><span·class="p"·data-group-id=" | 263 | ·</span><span·class="p"·data-group-id="4164135872-12">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-13">[</span><span·class="p"·data-group-id="4164135872-14">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·181,·SHA:·fd505a9f89defb707fe4b816e5e58b7f318f5d26eebbe21462eff840776b52bf·...·]72-14">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ··········</span><span·class="p"·data-group-id=" | 264 | ··········</span><span·class="p"·data-group-id="4164135872-16">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-17">[</span><span·class="ss">'aes128-ctr'</span><span·class="p"·data-group-id="4164135872-17">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·127,·SHA:·ead057d67d03f20a05f27d87a62468d4a2591614673050fcb93acd06820e702b·...·]72-12">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ·</span><span·class="p"·data-group-id=" | 265 | ·</span><span·class="p"·data-group-id="4164135872-18">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-19">[</span><span·class="p"·data-group-id="4164135872-20">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·26,·SHA:·72466343f843b6b1d28f8c54ee64150cc2237af08b39a04422dc5667ad4f61ef·...·]72-21">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 266 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 266 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="4164135872-21">]</span><span·class="p"·data-group-id="4164135872-20">}</span><span·class="p">,</span><span·class="w"> |
| 267 | ·······</span><span·class="p"·data-group-id=" | 267 | ·······</span><span·class="p"·data-group-id="4164135872-22">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-23">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha2-512'</span><span·class="p">,</span><span·class="w"> |
| 268 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id=" | 268 | ·······················</span><span·class="ss">'hmac-sha1'</span><span·class="p"·data-group-id="4164135872-23">]</span><span·class="p"·data-group-id="4164135872-22">}</span><span·class="p"·data-group-id="4164135872-19">]</span><span·class="p"·data-group-id="4164135872-18">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ·</span><span·class="p"·data-group-id="5709959472-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="5709959472-25">[</span><span·class="p"·data-group-id="5709959472-26">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="p"·data-group-id="5709959472-27">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="5709959472-27">]</span><span·class="p"·data-group-id="5709959472-26">}</span><span·class="p">,</span><span·class="w"> | ||
| 270 | · | 269 | ·</span><span·class="p"·data-group-id="4164135872-24">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-25">[</span><span·class="p"·data-group-id="4164135872-26">{</span><span·class="ss">client2serv[·...·truncated·by·diffoscope;·len:·389,·SHA:·8cbf4756f6b0b32b9d67ac15f326f42beb9b6715b6b775b2329bd28e178e430f·...·] |
| 270 | ···············</span><span·class="p"·data-group-id="4164135872-28">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="4164135872-29">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">'zlib@openssh.com'</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="4164135872-29">]</span><span·class="p"·data-group-id="4164135872-28">}</span><span·class="p"·data-group-id="4164135872-25">]</span><span·class="p"·data-group-id="4164135872-24">}</span><span·class="p"·data-group-id="4164135872-7">]</span></code></pre><p>Note·that·both·lists·in·<code·class="inline">cipher</code>·has·been·changed·to·the·provided·value | ||
| 271 | (<code·class="inline">'aes128-ctr'</code>).</p><h3·id="example-3"·class="section-heading"> | 271 | (<code·class="inline">'aes128-ctr'</code>).</p><h3·id="example-3"·class="section-heading"> |
| 272 | ··<a·href="#example-3"·class="hover-link"> | 272 | ··<a·href="#example-3"·class="hover-link"> |
| 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 273 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 274 | ··</a> | 274 | ··</a> |
| 275 | ··<span·class="text">Example·3</span> | 275 | ··<span·class="text">Example·3</span> |
| 276 | </h3> | 276 | </h3> |
| 277 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is | 277 | <p>In·the·lists·that·are·divided·in·two·for·the·two·directions·(for·example·<code·class="inline">cipher</code>)·it·is |
| 278 | possible·to·change·only·one·of·the·directions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id=" | 278 | possible·to·change·only·one·of·the·directions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">chk_algos_opts</span><span·class="p"·data-group-id="2008280865-1">(</span><span·class="w"> |
| 279 | ···············</span><span·class="p"·data-group-id=" | 279 | ···············</span><span·class="p"·data-group-id="2008280865-2">[</span><span·class="p"·data-group-id="2008280865-3">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 280 | ·····················</span><span·class="p"·data-group-id=" | 280 | ·····················</span><span·class="p"·data-group-id="2008280865-4">[</span><span·class="p"·data-group-id="2008280865-5">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="2008280865-6">[</span><span·class="p"·data-group-id="2008280865-7">{</span><span·class="ss">clie[·...·truncated·by·diffoscope;·len:·337,·SHA:·ef4820f890f3a20932e34a555eb23098e12dd3b2766aa287b0f3c29684ffef81·...·]-5">}</span><span·class="w"> |
| 281 | ·····················</span><span·class="p"·data-group-id=" | 281 | ·····················</span><span·class="p"·data-group-id="2008280865-4">]</span><span·class="w"> |
| 282 | ················</span><span·class="p"·data-group-id=" | 282 | ················</span><span·class="p"·data-group-id="2008280865-3">}</span><span·class="w"> |
| 283 | ··············</span><span·class="p"·data-group-id=" | 283 | ··············</span><span·class="p"·data-group-id="2008280865-2">]</span><span·class="p"·data-group-id="2008280865-1">)</span><span·class="p">.</span><span·class="w"> |
| 284 | </span><span·class="p"·data-group-id=" | 284 | </span><span·class="p"·data-group-id="2008280865-9">[</span><span·class="p"·data-group-id="2008280865-10">{</span><span·class="ss">kex</span><span·class="p">,</span><span·class="p"·data-group-id="2008280865-11">[</span><span·class="ss">'ecdh-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdh-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 285 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> | 285 | ·······</span><span·class="ss">'ecdh-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'diffie-hellman-group-exchange-sha256'</span><span·class="p">,</span><span·class="w"> |
| 286 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> | 286 | ·······</span><span·class="ss">'diffie-hellman-group16-sha512'</span><span·class="p">,</span><span·class="w"> |
| 287 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> | 287 | ·······</span><span·class="ss">'diffie-hellman-group18-sha512'</span><span·class="p">,</span><span·class="w"> |
| 288 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> | 288 | ·······</span><span·class="ss">'diffie-hellman-group14-sha256'</span><span·class="p">,</span><span·class="w"> |
| 289 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> | 289 | ·······</span><span·class="ss">'diffie-hellman-group14-sha1'</span><span·class="p">,</span><span·class="w"> |
| 290 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id=" | 290 | ·······</span><span·class="ss">'diffie-hellman-group-exchange-sha1'</span><span·class="p"·data-group-id="2008280865-11">]</span><span·class="p"·data-group-id="2008280865-10">}</span><span·class="p">,</span><span·class="w"> |
| 291 | ·</span><span·class="p"·data-group-id=" | 291 | ·</span><span·class="p"·data-group-id="2008280865-12">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="2008280865-13">[</span><span·class="ss">'ecdsa-sha2-nistp384'</span><span·class="p">,</span><span·class="ss">'ecdsa-sha2-nistp521'</span><span·class="p">,</span><span·class="w"> |
| 292 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> | 292 | ··············</span><span·class="ss">'ecdsa-sha2-nistp256'</span><span·class="p">,</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span·class="ss">'rsa-sha2-256'</span><span·class="p">,</span><span·class="w"> |
| 293 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id=" | 293 | ··············</span><span·class="ss">'rsa-sha2-512'</span><span·class="p">,</span><span·class="ss">'ssh-dss'</span><span·class="p"·data-group-id="2008280865-13">]</span><span·class="p"·data-group-id="2008280865-12">}</span><span·class="p">,</span><span·class="w"> |
| 294 | ·</span><span·class="p"·data-group-id=" | 294 | ·</span><span·class="p"·data-group-id="2008280865-14">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="2008280865-15">[</span><span·class="p"·data-group-id="2008280865-16">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·183,·SHA:·06c98dc46d92b729c6f63f47dd8d296d7029cd214f85158e743eab9f85bc7093·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 295 | ··········</span><span·class="p"·data-group-id=" | 295 | ··········</span><span·class="p"·data-group-id="2008280865-18">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="2008280865-19">[</span><span·class="ss">'aes256-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes256-ctr'</span><span·class="p">,</span><span·class="w"> |
| 296 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> | 296 | ··························</span><span·class="ss">'aes192-ctr'</span><span·class="p">,</span><span·class="ss">'aes128-gcm@openssh.com'</span><span·class="p">,</span><span·class="ss">'aes128-ctr'</span><span·class="p">,</span><span·class="w"> |
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| 210 | ··<span·class="text">Verifying·the·remote·client·in·a·daemon·(server)</span> | 210 | ··<span·class="text">Verifying·the·remote·client·in·a·daemon·(server)</span> |
| 211 | </h2> | 211 | </h2> |
| 212 | <ul><li><p><strong>Password·checking</strong>·-·The·default·password·checking·is·with·the·list·in·the | 212 | <ul><li><p><strong>Password·checking</strong>·-·The·default·password·checking·is·with·the·list·in·the |
| 213 | <a·href="ssh.html#option-user_passwords">user_passwords</a>·option·in·the·SSH·daemon.·It | 213 | <a·href="ssh.html#option-user_passwords">user_passwords</a>·option·in·the·SSH·daemon.·It |
| 214 | could·be·replaced·with·a·<a·href="ssh.html#option-pwdfun">pwdfun</a>·plugin.·The·arity | 214 | could·be·replaced·with·a·<a·href="ssh.html#option-pwdfun">pwdfun</a>·plugin.·The·arity |
| 215 | four·variant·(<a·href="ssh.html#t:pwdfun_4/0"><code·class="inline">pwdfun_4()</code></a>)·can·also·be·used·for | 215 | four·variant·(<a·href="ssh.html#t:pwdfun_4/0"><code·class="inline">pwdfun_4()</code></a>)·can·also·be·used·for |
| 216 | introducing·delays·after·failed·password·checking·attempts.·Here·is·a·simple | 216 | introducing·delays·after·failed·password·checking·attempts.·Here·is·a·simple |
| 217 | example·of·such·a·pwdfun:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 217 | example·of·such·a·pwdfun:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="5162429266-1">(</span><span·class="n">User</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Password</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">PeerAddress</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·94,·SHA:·6378c3957c6a6e85054ba500dde2bf17bef6dd9ec55a7b8be4ab9777f9f5992c·...·]6-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | ········</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 218 | ········</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="5162429266-2">(</span><span·class="p"·data-group-id="5162429266-3">{</span><span·class="n">User</span><span·class="p">,</span><span·class="n">Password</span><span·class="p"·data-group-id="5162429266-3">}</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·184,·SHA:·2a63eebc91e2fc9a9bf7e8401ecc571d8469dc02bb822b913b359585b62442d1·...·]6-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 219 | ············</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 219 | ············</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ················</span><span·class="p"·data-group-id=" | 220 | ················</span><span·class="p"·data-group-id="5162429266-5">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p"·data-group-id="5162429266-5">}</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·Reset·delay·time</span><span·class="w"> |
| 221 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 221 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">State</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id=" | 222 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id="5162429266-6">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="5162429266-6">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ················</span><span·class="p"·data-group-id=" | 223 | ················</span><span·class="p"·data-group-id="5162429266-7">{</span><span·class="ss">false</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2000</span><span·class="p"·data-group-id="5162429266-7">}</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·Next·delay·is·2000·ms</span><span·class="w"> |
| 224 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id=" | 224 | ············</span><span·class="ss">false</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_integer</span><span·class="p"·data-group-id="5162429266-8">(</span><span·class="n">State</span><span·class="p"·data-group-id="5162429266-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 225 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id=" | 225 | ················</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">sleep</span><span·class="p"·data-group-id="5162429266-9">(</span><span·class="n">State</span><span·class="p"·data-group-id="5162429266-9">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ················</span><span·class="p"·data-group-id=" | 226 | ················</span><span·class="p"·data-group-id="5162429266-10">{</span><span·class="ss">false</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="o">*</span><span·class="n">State</span><span·class="p"·data-group-id="5162429266-10">}</span><span·class="w">·</span><span·class="c1">%·Double·the·delay·for·each·failure</span><span·class="w"> |
| 227 | ········</span><span·class="k">end</span><span·class="w"> | 227 | ········</span><span·class="k">end</span><span·class="w"> |
| 228 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·public·key·is·used·for·logging·in,·there·is·normally·no·checking·of·the | 228 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>If·a·public·key·is·used·for·logging·in,·there·is·normally·no·checking·of·the |
| 229 | user·name.·It·could·be·enabled·by·setting·the·option | 229 | user·name.·It·could·be·enabled·by·setting·the·option |
| 230 | <a·href="ssh.html#option-pk_check_user"><code·class="inline">pk_check_user</code></a>·to·<code·class="inline">true</code>.·In·that·case·the | 230 | <a·href="ssh.html#option-pk_check_user"><code·class="inline">pk_check_user</code></a>·to·<code·class="inline">true</code>.·In·that·case·the |
| 231 | pwdfun·will·get·the·atom·<code·class="inline">pubkey</code>·in·the·password·argument.</p></li></ul><h2·id="hardening-in-the-cryptographic-area"·class="section-heading"> | 231 | pwdfun·will·get·the·atom·<code·class="inline">pubkey</code>·in·the·password·argument.</p></li></ul><h2·id="hardening-in-the-cryptographic-area"·class="section-heading"> |
| 232 | ··<a·href="#hardening-in-the-cryptographic-area"·class="hover-link"> | 232 | ··<a·href="#hardening-in-the-cryptographic-area"·class="hover-link"> |
| 233 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 233 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 288, 15 lines modified | Offset 288, 15 lines modified | ||
| 288 | ··<span·class="text">The·id·string</span> | 288 | ··<span·class="text">The·id·string</span> |
| 289 | </h3> | 289 | </h3> |
| 290 | <p>One·way·to·reduce·the·risk·of·intrusion·is·to·not·convey·which·software·and | 290 | <p>One·way·to·reduce·the·risk·of·intrusion·is·to·not·convey·which·software·and |
| 291 | which·version·the·intruder·is·connected·to.·This·limits·the·risk·of·an·intruder | 291 | which·version·the·intruder·is·connected·to.·This·limits·the·risk·of·an·intruder |
| 292 | exploiting·known·faults·or·peculiarities·learned·by·reading·the·public·code.</p><p>Each·SSH·client·or·daemon·presents·themselves·to·each·other·with·brand·and | 292 | exploiting·known·faults·or·peculiarities·learned·by·reading·the·public·code.</p><p>Each·SSH·client·or·daemon·presents·themselves·to·each·other·with·brand·and |
| 293 | version.·This·may·look·like</p><pre><code·class="text">SSH-2.0-Erlang/4.10</code></pre><p>or</p><pre><code·class="text">SSH-2.0-OpenSSH_7.6p1·Ubuntu-4ubuntu0.3</code></pre><p>This·brand·and·version·may·be·changed·with·the·option | 293 | version.·This·may·look·like</p><pre><code·class="text">SSH-2.0-Erlang/4.10</code></pre><p>or</p><pre><code·class="text">SSH-2.0-OpenSSH_7.6p1·Ubuntu-4ubuntu0.3</code></pre><p>This·brand·and·version·may·be·changed·with·the·option |
| 294 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.·We·start·a·daemon·with·that | 294 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.·We·start·a·daemon·with·that |
| 295 | option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">»</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">daemon</span><span·class="p"·data-group-id=" | 295 | option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">»</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">daemon</span><span·class="p"·data-group-id="4181361122-1">(</span><span·class="mi">1234</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4181361122-2">[</span><span·class="p"·data-group-id="4181361122-3">{</span><span·class="ss">id_string</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·339,·SHA:·b6d499b36e0eec756e948b76216fb08033d17864866b1214d25fda521426b43c·...·]-1">)</span><span·class="p">.</span></code></pre><p>and·the·daemon·will·present·itself·as:</p><pre><code·class="text">SSH-2.0-hi·there</code></pre><p>It·is·possible·to·replace·the·string·with·one·randomly·generated·for·each |
| 296 | connection·attempt.·See·the·reference·manual·for | 296 | connection·attempt.·See·the·reference·manual·for |
| 297 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.</p><h2·id="client-connection-options"·class="section-heading"> | 297 | <a·href="ssh.html#t:id_string_common_option/0">id_string</a>.</p><h2·id="client-connection-options"·class="section-heading"> |
| 298 | ··<a·href="#client-connection-options"·class="hover-link"> | 298 | ··<a·href="#client-connection-options"·class="hover-link"> |
| 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 299 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 300 | ··</a> | 300 | ··</a> |
| 301 | ··<span·class="text">Client·connection·options</span> | 301 | ··<span·class="text">Client·connection·options</span> |
| 302 | </h2> | 302 | </h2> |
| Offset 342, 15 lines modified | Offset 342, 15 lines modified | ||
| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
| Offset 268, 15 lines modified | Offset 268, 15 lines modified | ||
| 268 | ······<p·class="built-using"> | 268 | ······<p·class="built-using"> |
| 269 | ········Built·using | 269 | ········Built·using |
| 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 270 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 271 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 272 | ······</p> | 272 | ······</p> |
| 273 | <p>Copyright·©·1996-202 | 273 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 274 | ····</footer> | 274 | ····</footer> |
| 275 | ··</div> | 275 | ··</div> |
| 276 | </main> | 276 | </main> |
| 277 | </div> | 277 | </div> |
| 278 | <script> | 278 | <script> |
| 279 | ··function·mermaidLoaded()·{ | 279 | ··function·mermaidLoaded()·{ |
| 280 | ····mermaid.initialize({ | 280 | ····mermaid.initialize({ |
| Offset 3385, 15 lines modified | Offset 3385, 15 lines modified | ||
| 3385 | ······<p·class="built-using"> | 3385 | ······<p·class="built-using"> |
| 3386 | ········Built·using | 3386 | ········Built·using |
| 3387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3389 | ······</p> | 3389 | ······</p> |
| 3390 | <p>Copyright·©·1996-202 | 3390 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3391 | ····</footer> | 3391 | ····</footer> |
| 3392 | ··</div> | 3392 | ··</div> |
| 3393 | </main> | 3393 | </main> |
| 3394 | </div> | 3394 | </div> |
| 3395 | <script> | 3395 | <script> |
| 3396 | ··function·mermaidLoaded()·{ | 3396 | ··function·mermaidLoaded()·{ |
| 3397 | ····mermaid.initialize({ | 3397 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 1, 1 lines modified | Offset 1, 1 lines modified | ||
| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:42,·uncompressed·size·20,·method=store |
| Offset 3369, 22 lines modified | Offset 3369, 22 lines modified | ||
| 3369 | ··········<pre·translate="no"><span·class="attribute">-type</span>·double_algs(AlgType)·::·[{client2server,·[AlgType]}·|·{server2client,·[AlgType]}]·|·[AlgType].</pre> | 3369 | ··········<pre·translate="no"><span·class="attribute">-type</span>·double_algs(AlgType)·::·[{client2server,·[AlgType]}·|·{server2client,·[AlgType]}]·|·[AlgType].</pre> |
| 3370 | ······</div> | 3370 | ······</div> |
| 3371 | <p>List·of·algorithms·to·use·in·the·algorithm·negotiation.·The·default | 3371 | <p>List·of·algorithms·to·use·in·the·algorithm·negotiation.·The·default |
| 3372 | <a·href="#t:algs_list/0"><code·class="inline">algs_list/0</code></a>·can·be·obtained·from·<a·href="#default_algorithms/0"><code·class="inline">default_algorithms/0</code></a>.</p><p>If·an·alg_entry()·is·missing·in·the·algs_list(),·the·default·value·is·used·for | 3372 | <a·href="#t:algs_list/0"><code·class="inline">algs_list/0</code></a>·can·be·obtained·from·<a·href="#default_algorithms/0"><code·class="inline">default_algorithms/0</code></a>.</p><p>If·an·alg_entry()·is·missing·in·the·algs_list(),·the·default·value·is·used·for |
| 3373 | that·entry.</p><p>Here·is·an·example·of·this·option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="p"·data-group-id=" | 3373 | that·entry.</p><p>Here·is·an·example·of·this·option:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">» ··</span><span·class="p"·data-group-id="6878666831-1">{</span><span·class="ss">preferred_algorithms</span><span·class="p">,</span><span·class="w"> |
| 3374 | » ··</span><span·class="p"·data-group-id=" | 3374 | » ··</span><span·class="p"·data-group-id="6878666831-2">[</span><span·class="p"·data-group-id="6878666831-3">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="p"·data-group-id="6878666831-4">[</span><span·class="ss">'ssh-rsa'</span><span·class="p">,</span><span[·...·truncated·by·diffoscope;·len:·130,·SHA:·f70e5c2d58bb91f4d74302ae417e915232803ed747631d8fa798cf01f091850e·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 3375 | » ··</span><span·class="p"·data-group-id=" | 3375 | » ··</span><span·class="p"·data-group-id="6878666831-5">{</span><span·class="ss">cipher</span><span·class="p">,</span><span·class="p"·data-group-id="6878666831-6">[</span><span·class="p"·data-group-id="6878666831-7">{</span><span·class="ss">client2server</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·178,·SHA:·e30ffa1e81228ac67ff32013a03f4a1d3bf0f44a11e37484d1375740ac3dab83·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 3376 | ··········</span><span·class="p"·data-group-id=" | 3376 | ··········</span><span·class="p"·data-group-id="6878666831-9">{</span><span·class="ss">server2client</span><span·class="p">,</span><span·class="p"·data-group-id="6878666831-10">[</span><span·class="ss">'aes128-cbc'</span><span·class="p">,</span><span·class="ss">'3des-cbc'</span><span·cla[·...·truncated·by·diffoscope;·len:·192,·SHA:·cfdcea1bcb48e5abfccacaf4a7cfd55f231b3861ce71dbe69296660ec4bef8d1·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 3377 | » ··</span><span·class="p"·data-group-id=" | 3377 | » ··</span><span·class="p"·data-group-id="6878666831-11">{</span><span·class="ss">mac</span><span·class="p">,</span><span·class="p"·data-group-id="6878666831-12">[</span><span·class="ss">'hmac-sha2-256'</span><span·class="p">,</span><span·class="ss">'hmac-sha1'</span><span·class="p[·...·truncated·by·diffoscope;·len:·81,·SHA:·c3a76eb8dadcb4b9f456b8b27e4d675c1ee77c392089c418cb43ecd0f9d211fb·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 3378 | » ··</span><span·class="p"·data-group-id=" | 3378 | » ··</span><span·class="p"·data-group-id="6878666831-13">{</span><span·class="ss">compression</span><span·class="p">,</span><span·class="p"·data-group-id="6878666831-14">[</span><span·class="ss">none</span><span·class="p">,</span><span·class="ss">zlib</span><span·class="p"·data-group-id="687866683[·...·truncated·by·diffoscope;·len:·55,·SHA:·186cc2cc8b2712cc75f9ce931e4f6e772f7851213a71393d564e942e1a8e9246·...·]-13">}</span><span·class="w"> |
| 3379 | » ··</span><span·class="p"·data-group-id=" | 3379 | » ··</span><span·class="p"·data-group-id="6878666831-2">]</span><span·class="w"> |
| 3380 | » ··</span><span·class="p"·data-group-id=" | 3380 | » ··</span><span·class="p"·data-group-id="6878666831-1">}</span></code></pre><p>The·example·specifies·different·algorithms·in·the·two·directions·(client2server |
| 3381 | and·server2client),·for·cipher·but·specifies·the·same·algorithms·for·mac·and | 3381 | and·server2client),·for·cipher·but·specifies·the·same·algorithms·for·mac·and |
| 3382 | compression·in·both·directions.·The·kex·(key·exchange)·is·implicit·but | 3382 | compression·in·both·directions.·The·kex·(key·exchange)·is·implicit·but |
| 3383 | public_key·is·set·explicitly.</p><p>For·background·and·more·examples·see·the | 3383 | public_key·is·set·explicitly.</p><p>For·background·and·more·examples·see·the |
| 3384 | <a·href="configure_algos.html#introduction">User's·Guide</a>.</p><p>If·an·algorithm·name·occurs·more·than·once·in·a·list,·the·behaviour·is | 3384 | <a·href="configure_algos.html#introduction">User's·Guide</a>.</p><p>If·an·algorithm·name·occurs·more·than·once·in·a·list,·the·behaviour·is |
| 3385 | undefined.·The·tags·in·the·property·lists·are·also·assumed·to·occur·at·most·one | 3385 | undefined.·The·tags·in·the·property·lists·are·also·assumed·to·occur·at·most·one |
| 3386 | time.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Changing·the·values·can·make·a·connection·less·secure.·Do·not·change·unless | 3386 | time.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Changing·the·values·can·make·a·connection·less·secure.·Do·not·change·unless |
| 3387 | you·know·exactly·what·you·are·doing.·If·you·do·not·understand·the·values·then | 3387 | you·know·exactly·what·you·are·doing.·If·you·do·not·understand·the·values·then |
| Offset 5105, 29 lines modified | Offset 5105, 29 lines modified | ||
| 5105 | ·································StringOrString·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()].</pre> | 5105 | ·································StringOrString·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()·|·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>()].</pre> |
| 5106 | ······</div> | 5106 | ······</div> |
| 5107 | <p>hostkey_fingerprint([DigestType],·HostKey)·-> | 5107 | <p>hostkey_fingerprint([DigestType],·HostKey)·-> |
| 5108 | [string()]hostkey_fingerprint(DigestType,·HostKey)·->·string()</p><p>Calculates·a·ssh·fingerprint·from·a·public·host·key·as·openssh·does.</p><p>The·algorithm·in·<a·href="#hostkey_fingerprint/1"><code·class="inline">hostkey_fingerprint/1</code></a>·is·md5·to·be | 5108 | [string()]hostkey_fingerprint(DigestType,·HostKey)·->·string()</p><p>Calculates·a·ssh·fingerprint·from·a·public·host·key·as·openssh·does.</p><p>The·algorithm·in·<a·href="#hostkey_fingerprint/1"><code·class="inline">hostkey_fingerprint/1</code></a>·is·md5·to·be |
| 5109 | compatible·with·older·ssh-keygen·commands.·The·string·from·the·second·variant·is | 5109 | compatible·with·older·ssh-keygen·commands.·The·string·from·the·second·variant·is |
| 5110 | prepended·by·the·algorithm·name·in·uppercase·as·in·newer·ssh-keygen·commands.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5110 | prepended·by·the·algorithm·name·in·uppercase·as·in·newer·ssh-keygen·commands.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="2784184471-1">(</span><span·class="n">Key</span><span·class="p"·data-group-id="2784184471-1">)</span><span·class="p">.</span><span·class="w"> |
| 5111 | ·</span><span·class="s">"f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> | 5111 | ·</span><span·class="s">"f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> |
| 5112 | ·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5112 | ·</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="2784184471-2">(</span><span·class="nb">md5</span><span·class="p">,</span><span·class="n">Key</span><span·class="p"·data-group-id="2784184471-2">)</span><span·class="p">.</span><span·class="w"> |
| 5113 | ·</span><span·class="s">"MD5:f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> | 5113 | ·</span><span·class="s">"MD5:f5:64:a6:c1:5a:cb:9f:0a:10:46:a2:5c:3e:2f:57:84"</span><span·class="w"> |
| 5114 | ·</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5114 | ·</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="2784184471-3">(</span><span·class="ss">sha</span><span·class="p">,</span><span·class="n">Key</span><span·class="p"·data-group-id="2784184471-3">)</span><span·class="p">.</span><span·class="w"> |
| 5115 | ·</span><span·class="s">"SHA1:bSLY/C4QXLDL/Iwmhyg0PGW9UbY"</span><span·class="w"> | 5115 | ·</span><span·class="s">"SHA1:bSLY/C4QXLDL/Iwmhyg0PGW9UbY"</span><span·class="w"> |
| 5116 | ·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5116 | ·</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="2784184471-4">(</span><span·class="ss">sha256</span><span·class="p">,</span><span·class="n">Key</span><span·class="p"·data-group-id="2784184471-4">)</span><span·class="p">.</span><span·class="w"> |
| 5117 | ·</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="w"> | 5117 | ·</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="w"> |
| 5118 | ·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id=" | 5118 | ·</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">ssh</span><span·class="p">:</span><span·class="nf">hostkey_fingerprint</span><span·class="p"·data-group-id="2784184471-5">(</span><span·class="p"·data-group-id="2784184471-6">[</span><span·class="ss">sha</span><span·class="p">,</span><span·class="ss">sha256</span><span·class="p"·data-group-id="2784184471-6">]</span><span·class="p">,</span><span·class="n">Key</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·25f61969a72de1bd5611e202d76eff77a9a17923e8f25062971d69939b8e93ab·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 5119 | ·</span><span·class="p"·data-group-id=" | 5119 | ·</span><span·class="p"·data-group-id="2784184471-7">[</span><span·class="s">"SHA1:bSLY/C4QXLDL/Iwmhyg0PGW9UbY"</span><span·class="p">,</span><span·class="w"> |
| 5120 | ··</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="p"·data-group-id=" | 5120 | ··</span><span·class="s">"SHA256:aZGXhabfbf4oxglxltItWeHU7ub3Dc31NcNw2cMJePQ"</span><span·class="p"·data-group-id="2784184471-7">]</span></code></pre> |
| 5121 | ··</section> | 5121 | ··</section> |
| 5122 | </section> | 5122 | </section> |
| 5123 | <section·class="detail"·id="set_sock_opts/2"> | 5123 | <section·class="detail"·id="set_sock_opts/2"> |
| 5124 | ··<div·class="detail-header"> | 5124 | ··<div·class="detail-header"> |
| 5125 | ····<a·href="#set_sock_opts/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 5125 | ····<a·href="#set_sock_opts/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 5126 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 5126 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 5668, 15 lines modified | Offset 5668, 15 lines modified | ||
| 5668 | ······<p·class="built-using"> | 5668 | ······<p·class="built-using"> |
| 5669 | ········Built·using | 5669 | ········Built·using |
| 5670 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 5670 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 5671 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 5671 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 5672 | ······</p> | 5672 | ······</p> |
| 5673 | <p>Copyright·©·1996-202 | 5673 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 5674 | ····</footer> | 5674 | ····</footer> |
| 5675 | ··</div> | 5675 | ··</div> |
| 5676 | </main> | 5676 | </main> |
| 5677 | </div> | 5677 | </div> |
| 5678 | <script> | 5678 | <script> |
| 5679 | ··function·mermaidLoaded()·{ | 5679 | ··function·mermaidLoaded()·{ |
| 5680 | ····mermaid.initialize({ | 5680 | ····mermaid.initialize({ |
| Offset 131, 19 lines modified | Offset 131, 19 lines modified | ||
| 131 | <p>Callback·module·for·using·an·SSH·agent·instead·of·the·default·ssh_file·callback.</p><p>This·module·defines·a·callback·handler·for·the·communication·with·an | 131 | <p>Callback·module·for·using·an·SSH·agent·instead·of·the·default·ssh_file·callback.</p><p>This·module·defines·a·callback·handler·for·the·communication·with·an |
| 132 | <a·href="https://tools.ietf.org/html/draft-miller-ssh-agent-02">SSH·Agent</a>·and·can·be | 132 | <a·href="https://tools.ietf.org/html/draft-miller-ssh-agent-02">SSH·Agent</a>·and·can·be |
| 133 | used·to·replace·the·<a·href="ssh_file.html">default·callback</a>.·This·allows·to·issue | 133 | used·to·replace·the·<a·href="ssh_file.html">default·callback</a>.·This·allows·to·issue |
| 134 | signing·requests·to·an·agent·that·stores·SSH·private·keys·to·perform | 134 | signing·requests·to·an·agent·that·stores·SSH·private·keys·to·perform |
| 135 | authentication.</p><p>Ssh_agent·implements·the·<a·href="ssh_client_key_api.html"><code·class="inline">ssh_client_key_api</code></a>,·to·allow·it·to·be·used·by | 135 | authentication.</p><p>Ssh_agent·implements·the·<a·href="ssh_client_key_api.html"><code·class="inline">ssh_client_key_api</code></a>,·to·allow·it·to·be·used·by |
| 136 | setting·the·option·<a·href="ssh.html#t:key_cb_common_option/0"><code·class="inline">key_cb</code></a>·when·starting·a | 136 | setting·the·option·<a·href="ssh.html#t:key_cb_common_option/0"><code·class="inline">key_cb</code></a>·when·starting·a |
| 137 | client·(with·for·example·<a·href="ssh.html#connect/3">ssh:connect</a>, | 137 | client·(with·for·example·<a·href="ssh.html#connect/3">ssh:connect</a>, |
| 138 | <a·href="ssh.html#shell/1">ssh:shell</a>·).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 138 | <a·href="ssh.html#shell/1">ssh:shell</a>·).</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="7315059750-1">{</span><span·class="ss">key_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7315059750-2">{</span><span·class="ss">ssh_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·178,·SHA:·d69d455947359816ed5f063764348c4e8220155ebf2224aa8584d8ca3cfcf181·...·]-1">}</span></code></pre><p>The·agent·communication·is·established·through·a·UNIX·domain·socket.·By·default, |
| 139 | the·socket·path·will·be·fetched·from·the·<code·class="inline">SSH_AUTH_SOCK</code>·environment·variable, | 139 | the·socket·path·will·be·fetched·from·the·<code·class="inline">SSH_AUTH_SOCK</code>·environment·variable, |
| 140 | which·is·the·default·socket·path·in·the·agent·implementation·of | 140 | which·is·the·default·socket·path·in·the·agent·implementation·of |
| 141 | <a·href="http://www.openssh.com">OpenSSH</a>.</p><p><a·href=""·id="SOCKET_PATH"></a>·In·order·to·set·a·different·socket·path·the·<code·class="inline">socket_path</code> | 141 | <a·href="http://www.openssh.com">OpenSSH</a>.</p><p><a·href=""·id="SOCKET_PATH"></a>·In·order·to·set·a·different·socket·path·the·<code·class="inline">socket_path</code> |
| 142 | option·can·be·set.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 142 | option·can·be·set.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="4153311278-1">{</span><span·class="ss">key_cb</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4153311278-2">{</span><span·class="ss">ssh_agent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·400,·SHA:·2a1d73da27ac43d74e0fbe5dbb4e1e02f17248b57f1cc9e655978f51f4da4d5c·...·]-1">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·functions·are·<em>Callbacks</em>·for·the·SSH·app.·They·are·not·intended·to·be |
| 143 | called·from·the·user's·code!</p></section> | 143 | called·from·the·user's·code!</p></section> |
| 144 | ····</section> | 144 | ····</section> |
| 145 | </div> | 145 | </div> |
| 146 | ··<section·id="summary"·class="details-list"> | 146 | ··<section·id="summary"·class="details-list"> |
| 147 | ····<h1·class="section-heading"> | 147 | ····<h1·class="section-heading"> |
| Offset 547, 15 lines modified | Offset 547, 15 lines modified | ||
| 547 | ······<p·class="built-using"> | 547 | ······<p·class="built-using"> |
| 548 | ········Built·using | 548 | ········Built·using |
| 549 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 549 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 550 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 550 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 551 | ······</p> | 551 | ······</p> |
| 552 | <p>Copyright·©·1996-202 | 552 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 553 | ····</footer> | 553 | ····</footer> |
| 554 | ··</div> | 554 | ··</div> |
| 555 | </main> | 555 | </main> |
| 556 | </div> | 556 | </div> |
| 557 | <script> | 557 | <script> |
| 558 | ··function·mermaidLoaded()·{ | 558 | ··function·mermaidLoaded()·{ |
| 559 | ····mermaid.initialize({ | 559 | ····mermaid.initialize({ |
| Offset 347, 15 lines modified | Offset 347, 15 lines modified | ||
| 347 | ······<p·class="built-using"> | 347 | ······<p·class="built-using"> |
| 348 | ········Built·using | 348 | ········Built·using |
| 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 351 | ······</p> | 351 | ······</p> |
| 352 | <p>Copyright·©·1996-202 | 352 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 353 | ····</footer> | 353 | ····</footer> |
| 354 | ··</div> | 354 | ··</div> |
| 355 | </main> | 355 | </main> |
| 356 | </div> | 356 | </div> |
| 357 | <script> | 357 | <script> |
| 358 | ··function·mermaidLoaded()·{ | 358 | ··function·mermaidLoaded()·{ |
| 359 | ····mermaid.initialize({ | 359 | ····mermaid.initialize({ |
| Offset 956, 15 lines modified | Offset 956, 15 lines modified | ||
| 956 | ······<p·class="built-using"> | 956 | ······<p·class="built-using"> |
| 957 | ········Built·using | 957 | ········Built·using |
| 958 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 958 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 959 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 959 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 960 | ······</p> | 960 | ······</p> |
| 961 | <p>Copyright·©·1996-202 | 961 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 962 | ····</footer> | 962 | ····</footer> |
| 963 | ··</div> | 963 | ··</div> |
| 964 | </main> | 964 | </main> |
| 965 | </div> | 965 | </div> |
| 966 | <script> | 966 | <script> |
| 967 | ··function·mermaidLoaded()·{ | 967 | ··function·mermaidLoaded()·{ |
| 968 | ····mermaid.initialize({ | 968 | ····mermaid.initialize({ |
| Offset 523, 15 lines modified | Offset 523, 15 lines modified | ||
| 523 | ······<p·class="built-using"> | 523 | ······<p·class="built-using"> |
| 524 | ········Built·using | 524 | ········Built·using |
| 525 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 525 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 526 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 526 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 527 | ······</p> | 527 | ······</p> |
| 528 | <p>Copyright·©·1996-202 | 528 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 529 | ····</footer> | 529 | ····</footer> |
| 530 | ··</div> | 530 | ··</div> |
| 531 | </main> | 531 | </main> |
| 532 | </div> | 532 | </div> |
| 533 | <script> | 533 | <script> |
| 534 | ··function·mermaidLoaded()·{ | 534 | ··function·mermaidLoaded()·{ |
| 535 | ····mermaid.initialize({ | 535 | ····mermaid.initialize({ |
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| 1937 | ······<p·class="built-using"> | 1937 | ······<p·class="built-using"> |
| 1938 | ········Built·using | 1938 | ········Built·using |
| 1939 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1939 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1940 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1940 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1941 | ······</p> | 1941 | ······</p> |
| 1942 | <p>Copyright·©·1996-202 | 1942 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1943 | ····</footer> | 1943 | ····</footer> |
| 1944 | ··</div> | 1944 | ··</div> |
| 1945 | </main> | 1945 | </main> |
| 1946 | </div> | 1946 | </div> |
| 1947 | <script> | 1947 | <script> |
| 1948 | ··function·mermaidLoaded()·{ | 1948 | ··function·mermaidLoaded()·{ |
| 1949 | ····mermaid.initialize({ | 1949 | ····mermaid.initialize({ |
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| 1002 | ······<p·class="built-using"> | 1002 | ······<p·class="built-using"> |
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| 1005 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1005 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1006 | ······</p> | 1006 | ······</p> |
| 1007 | <p>Copyright·©·1996-202 | 1007 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1008 | ····</footer> | 1008 | ····</footer> |
| 1009 | ··</div> | 1009 | ··</div> |
| 1010 | </main> | 1010 | </main> |
| 1011 | </div> | 1011 | </div> |
| 1012 | <script> | 1012 | <script> |
| 1013 | ··function·mermaidLoaded()·{ | 1013 | ··function·mermaidLoaded()·{ |
| 1014 | ····mermaid.initialize({ | 1014 | ····mermaid.initialize({ |
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| 375 | ······<p·class="built-using"> | 375 | ······<p·class="built-using"> |
| 376 | ········Built·using | 376 | ········Built·using |
| 377 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 377 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 378 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 378 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 379 | ······</p> | 379 | ······</p> |
| 380 | <p>Copyright·©·1996-202 | 380 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 381 | ····</footer> | 381 | ····</footer> |
| 382 | ··</div> | 382 | ··</div> |
| 383 | </main> | 383 | </main> |
| 384 | </div> | 384 | </div> |
| 385 | <script> | 385 | <script> |
| 386 | ··function·mermaidLoaded()·{ | 386 | ··function·mermaidLoaded()·{ |
| 387 | ····mermaid.initialize({ | 387 | ····mermaid.initialize({ |
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| 321 | ······<p·class="built-using"> | 321 | ······<p·class="built-using"> |
| 322 | ········Built·using | 322 | ········Built·using |
| 323 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 323 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 324 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 324 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 325 | ······</p> | 325 | ······</p> |
| 326 | <p>Copyright·©·1996-202 | 326 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 327 | ····</footer> | 327 | ····</footer> |
| 328 | ··</div> | 328 | ··</div> |
| 329 | </main> | 329 | </main> |
| 330 | </div> | 330 | </div> |
| 331 | <script> | 331 | <script> |
| 332 | ··function·mermaidLoaded()·{ | 332 | ··function·mermaidLoaded()·{ |
| 333 | ····mermaid.initialize({ | 333 | ····mermaid.initialize({ |
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| 2794 | ······<p·class="built-using"> | 2794 | ······<p·class="built-using"> |
| 2795 | ········Built·using | 2795 | ········Built·using |
| 2796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2798 | ······</p> | 2798 | ······</p> |
| 2799 | <p>Copyright·©·1996-202 | 2799 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2800 | ····</footer> | 2800 | ····</footer> |
| 2801 | ··</div> | 2801 | ··</div> |
| 2802 | </main> | 2802 | </main> |
| 2803 | </div> | 2803 | </div> |
| 2804 | <script> | 2804 | <script> |
| 2805 | ··function·mermaidLoaded()·{ | 2805 | ··function·mermaidLoaded()·{ |
| 2806 | ····mermaid.initialize({ | 2806 | ····mermaid.initialize({ |
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| 238 | ······<p·class="built-using"> | 238 | ······<p·class="built-using"> |
| 239 | ········Built·using | 239 | ········Built·using |
| 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 240 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 241 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 242 | ······</p> | 242 | ······</p> |
| 243 | <p>Copyright·©·1996-202 | 243 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 244 | ····</footer> | 244 | ····</footer> |
| 245 | ··</div> | 245 | ··</div> |
| 246 | </main> | 246 | </main> |
| 247 | </div> | 247 | </div> |
| 248 | <script> | 248 | <script> |
| 249 | ··function·mermaidLoaded()·{ | 249 | ··function·mermaidLoaded()·{ |
| 250 | ····mermaid.initialize({ | 250 | ····mermaid.initialize({ |
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| 243 | ······<p·class="built-using"> | 243 | ······<p·class="built-using"> |
| 244 | ········Built·using | 244 | ········Built·using |
| 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 245 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 246 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 247 | ······</p> | 247 | ······</p> |
| 248 | <p>Copyright·©·1996-202 | 248 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 249 | ····</footer> | 249 | ····</footer> |
| 250 | ··</div> | 250 | ··</div> |
| 251 | </main> | 251 | </main> |
| 252 | </div> | 252 | </div> |
| 253 | <script> | 253 | <script> |
| 254 | ··function·mermaidLoaded()·{ | 254 | ··function·mermaidLoaded()·{ |
| 255 | ····mermaid.initialize({ | 255 | ····mermaid.initialize({ |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 209 | ······<p·class="built-using"> | 209 | ······<p·class="built-using"> |
| 210 | ········Built·using | 210 | ········Built·using |
| 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 211 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 212 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 213 | ······</p> | 213 | ······</p> |
| 214 | <p>Copyright·©·1996-202 | 214 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 215 | ····</footer> | 215 | ····</footer> |
| 216 | ··</div> | 216 | ··</div> |
| 217 | </main> | 217 | </main> |
| 218 | </div> | 218 | </div> |
| 219 | <script> | 219 | <script> |
| 220 | ··function·mermaidLoaded()·{ | 220 | ··function·mermaidLoaded()·{ |
| 221 | ····mermaid.initialize({ | 221 | ····mermaid.initialize({ |
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| 3503 | ······<p·class="built-using"> | 3503 | ······<p·class="built-using"> |
| 3504 | ········Built·using | 3504 | ········Built·using |
| 3505 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3505 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3506 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3506 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3507 | ······</p> | 3507 | ······</p> |
| 3508 | <p>Copyright·©·1996-202 | 3508 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3509 | ····</footer> | 3509 | ····</footer> |
| 3510 | ··</div> | 3510 | ··</div> |
| 3511 | </main> | 3511 | </main> |
| 3512 | </div> | 3512 | </div> |
| 3513 | <script> | 3513 | <script> |
| 3514 | ··function·mermaidLoaded()·{ | 3514 | ··function·mermaidLoaded()·{ |
| 3515 | ····mermaid.initialize({ | 3515 | ····mermaid.initialize({ |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:26,·uncompressed·size·20,·method=store |
| Offset 127, 17 lines modified | Offset 127, 17 lines modified | ||
| 127 | ··</h1> | 127 | ··</h1> |
| 128 | ····<section·id="moduledoc"> | 128 | ····<section·id="moduledoc"> |
| 129 | <p>Interface·functions·for·TLS·(Transport·Layer·Security) | 129 | <p>Interface·functions·for·TLS·(Transport·Layer·Security) |
| 130 | and·DTLS·(Datagram·Transport·Layer·Security).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·application's·name·is·still·SSL·because·the·first·versions·of·the | 130 | and·DTLS·(Datagram·Transport·Layer·Security).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·application's·name·is·still·SSL·because·the·first·versions·of·the |
| 131 | TLS·protocol·were·named·SSL·(Secure·Socket·Layer).·However,·no·version | 131 | TLS·protocol·were·named·SSL·(Secure·Socket·Layer).·However,·no·version |
| 132 | of·the·old·SSL·protocol·is·supported·by·this·application.</p></section><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssl</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="9594630553-1">(</span><span·class="p"·data-group-id="9594630553-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ssl</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="9594630553-2">(</span><span·class="s">"google.com"</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">443</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9594630553-3">[</span><span·class="p"·data-group-id="9594630553-4">{</span><span·class="ss">verify</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">verify_peer</span><span·class="p"·data-group-id="9594630553-4">}</span><span·class="p">,</span><span·class="w"> | ||
| 133 | ····</span><span·class="p"·data-group-id="9594630553-5">{</span><span·class="ss">cacerts</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">cacerts_get</span><span·class="p"·data-group-id="9594630553-6">(</span><span·class="p"·data-group-id="9594630553-6">)</span><span·class="p"·data-group-id="9594630553-5">}</span><span·class="p"·data-group-id="9594630553-3">]</span><span·class="p"·data-group-id="9594630553-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 134 | 132 | of·the·old·SSL·protocol·is·supported·by·this·application.</p></section><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ssl</span><span·class="p">:</span><span·class="nf">start</span[·...·truncated·by·diffoscope;·len:·770,·SHA:·135c5d12fa0f8bfc3175421e39468499386c5a4bd1a46a0fc36753cc41b4848c·...·] | |
| 133 | ····</span><span·class="p"·data-group-id="8534580121-5">{</span><span·class="ss">cacerts</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">cacerts_get</span><span·class="p"·data-group-id="8534580121-6">(</span><span·class="p"·data-group-id="8534580121-6">)</span><span·class="p"·data-group-id="8534580121-5">}</span><span·class="p"·data-group-id="8534580121-3">]</span><span·class="p"·data-group-id="8534580121-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 134 | </span><span·class="p"·data-group-id="8534580121-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8534580121-8">{</span><span·class="ss">sslsocket</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8534580121-9">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8534580121-9">]</span><span·class="p"·data-group-id="8534580121-8">}</span><span·class="p"·data-group-id="8534580121-7">}</span></code></pre><p>See·<a·href="using_ssl.html">Examples</a>·for·detailed·usage·and·more·examples·of | ||
| 135 | this·API.</p><p>Special·Erlang·node·configuration·for·the·application·can·be·found·in | 135 | this·API.</p><p>Special·Erlang·node·configuration·for·the·application·can·be·found·in |
| 136 | <a·href="ssl_app.html">SSL·Application</a>.</p> | 136 | <a·href="ssl_app.html">SSL·Application</a>.</p> |
| 137 | ····</section> | 137 | ····</section> |
| 138 | </div> | 138 | </div> |
| 139 | ··<section·id="summary"·class="details-list"> | 139 | ··<section·id="summary"·class="details-list"> |
| Offset 2465, 34 lines modified | Offset 2465, 34 lines modified | ||
| 2465 | from·the·cipher·suite.</p><p>In·TLS-1.2·a·somewhat·more·explicit·negotiation·is·made·possible·using·a·list·of | 2465 | from·the·cipher·suite.</p><p>In·TLS-1.2·a·somewhat·more·explicit·negotiation·is·made·possible·using·a·list·of |
| 2466 | <code·class="inline">{HashAlgo,·SignAlgo}</code>·tuples.</p><p>In·TLS-1.3,·these·algorithm·pairs·are·replaced·by·<a·href="#t:sign_scheme/0">signature | 2466 | <code·class="inline">{HashAlgo,·SignAlgo}</code>·tuples.</p><p>In·TLS-1.3,·these·algorithm·pairs·are·replaced·by·<a·href="#t:sign_scheme/0">signature |
| 2467 | schemes</a>·that·are·completely·decoupled·from·the | 2467 | schemes</a>·that·are·completely·decoupled·from·the |
| 2468 | cipher·suite.</p><p>Signature·algorithms·used·for·certificates·can·be·overridden·by·the | 2468 | cipher·suite.</p><p>Signature·algorithms·used·for·certificates·can·be·overridden·by·the |
| 2469 | <a·href="#t:sign_scheme/0">signature·schemes</a>·supplied·by·the | 2469 | <a·href="#t:sign_scheme/0">signature·schemes</a>·supplied·by·the |
| 2470 | <code·class="inline">signature_algs_cert</code>·option.</p><p>The·TLS-1.2·default·is·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·interleaved·with | 2470 | <code·class="inline">signature_algs_cert</code>·option.</p><p>The·TLS-1.2·default·is·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·interleaved·with |
| 2471 | <code·class="inline">rsa_pss_schemes</code>·since·ssl-11.0·(Erlang/OTP·25).·<code·class="inline">pss_pss</code>·is | 2471 | <code·class="inline">rsa_pss_schemes</code>·since·ssl-11.0·(Erlang/OTP·25).·<code·class="inline">pss_pss</code>·is |
| 2472 | preferred·over·<code·class="inline">pss_rsae</code>,·which·in·turn·is·preferred·over·<code·class="inline">rsa</code>.</p><p>The·list·for·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2472 | preferred·over·<code·class="inline">pss_rsae</code>,·which·in·turn·is·preferred·over·<code·class="inline">rsa</code>.</p><p>The·list·for·<code·class="inline">Default_TLS_12_Alg_Pairs</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6570987876-1">[</span><span·class="w"> |
| 2473 | </span><span·class="p"·data-group-id=" | 2473 | </span><span·class="p"·data-group-id="6570987876-2">{</span><span·class="ss">sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ecdsa</span><span·class="p"·data-group-id="6570987876-2">}</span><span·class="p">,</span><span·class="w"> |
| 2474 | </span><span·class="p"·data-group-id=" | 2474 | </span><span·class="p"·data-group-id="6570987876-3">{</span><span·class="ss">sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rsa</span><span·class="p"·data-group-id="6570987876-3">}</span><span·class="p">,</span><span·class="w"> |
| 2475 | </span><span·class="p"·data-group-id=" | 2475 | </span><span·class="p"·data-group-id="6570987876-4">{</span><span·class="ss">sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ecdsa</span><span·class="p"·data-group-id="6570987876-4">}</span><span·class="p">,</span><span·class="w"> |
| 2476 | </span><span·class="p"·data-group-id=" | 2476 | </span><span·class="p"·data-group-id="6570987876-5">{</span><span·class="ss">sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rsa</span><span·class="p"·data-group-id="6570987876-5">}</span><span·class="p">,</span><span·class="w"> |
| 2477 | </span><span·class="p"·data-group-id=" | 2477 | </span><span·class="p"·data-group-id="6570987876-6">{</span><span·class="ss">sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ecdsa</span><span·class="p"·data-group-id="6570987876-6">}</span><span·class="p">,</span><span·class="w"> |
| 2478 | </span><span·class="p"·data-group-id=" | 2478 | </span><span·class="p"·data-group-id="6570987876-7">{</span><span·class="ss">sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rsa</span><span·class="p"·data-group-id="6570987876-7">}</span><span·class="w"> |
| 2479 | </span><span·class="p"·data-group-id=" | 2479 | </span><span·class="p"·data-group-id="6570987876-1">]</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Change</h4><ul><li>Support·for·<code·class="inline">{md5,·rsa}</code>·was·removed·from·the·TLS-1.2·default·in |
| 2480 | ssl-8.0·(Erlang/OTP·22).</li><li>Support·for·<code·class="inline">{sha,·_}</code>·(SHA1)·and·<code·class="inline">{sha224,·_}</code>·was·removed | 2480 | ssl-8.0·(Erlang/OTP·22).</li><li>Support·for·<code·class="inline">{sha,·_}</code>·(SHA1)·and·<code·class="inline">{sha224,·_}</code>·was·removed |
| 2481 | from·the·TLS-1.2·default·in·ssl-11.0·(Erlang/OTP·26).</li></ul></section><p>The·list·for·<code·class="inline">rsa_pss_schemes</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2481 | from·the·TLS-1.2·default·in·ssl-11.0·(Erlang/OTP·26).</li></ul></section><p>The·list·for·<code·class="inline">rsa_pss_schemes</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9671227884-1">[</span><span·class="ss">rsa_pss_pss_sha512</span><span·class="p">,</span><span·class="w"> |
| 2482 | </span><span·class="ss">rsa_pss_pss_sha384</span><span·class="p">,</span><span·class="w"> | 2482 | </span><span·class="ss">rsa_pss_pss_sha384</span><span·class="p">,</span><span·class="w"> |
| 2483 | </span><span·class="ss">rsa_pss_pss_sha256</span><span·class="p">,</span><span·class="w"> | 2483 | </span><span·class="ss">rsa_pss_pss_sha256</span><span·class="p">,</span><span·class="w"> |
| 2484 | </span><span·class="ss">rsa_pss_rsae_sha512</span><span·class="p">,</span><span·class="w"> | 2484 | </span><span·class="ss">rsa_pss_rsae_sha512</span><span·class="p">,</span><span·class="w"> |
| 2485 | </span><span·class="ss">rsa_pss_rsae_sha384</span><span·class="p">,</span><span·class="w"> | 2485 | </span><span·class="ss">rsa_pss_rsae_sha384</span><span·class="p">,</span><span·class="w"> |
| 2486 | </span><span·class="ss">rsa_pss_rsae_sha256</span><span·class="p"·data-group-id=" | 2486 | </span><span·class="ss">rsa_pss_rsae_sha256</span><span·class="p"·data-group-id="9671227884-1">]</span></code></pre><p>The·list·of·<code·class="inline">TLS_13_Legacy_Schemes</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6720721799-1">[</span><span·class="w"> |
| 2487 | </span><span·class="c1">%%·Legacy·algorithms·only·applicable·to·certificate·signatures</span><span·class="w"> | 2487 | </span><span·class="c1">%%·Legacy·algorithms·only·applicable·to·certificate·signatures</span><span·class="w"> |
| 2488 | </span><span·class="ss">rsa_pkcs1_sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha512,·rsa}</span><span·class="w"> | 2488 | </span><span·class="ss">rsa_pkcs1_sha512</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha512,·rsa}</span><span·class="w"> |
| 2489 | </span><span·class="ss">rsa_pkcs1_sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha384,·rsa}</span><span·class="w"> | 2489 | </span><span·class="ss">rsa_pkcs1_sha384</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha384,·rsa}</span><span·class="w"> |
| 2490 | </span><span·class="ss">rsa_pkcs1_sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha256,·rsa}</span><span·class="w"> | 2490 | </span><span·class="ss">rsa_pkcs1_sha256</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%%·Corresponds·to·{sha256,·rsa}</span><span·class="w"> |
| 2491 | </span><span·class="p"·data-group-id=" | 2491 | </span><span·class="p"·data-group-id="6720721799-1">]</span></code></pre><p>The·list·of·<code·class="inline">Default_TLS_13_Schemes</code>·is·defined·as·follows:</p><pre><code·class="text">[ |
| 2492 | %%·EDDSA | 2492 | %%·EDDSA |
| 2493 | eddsa_ed25519, | 2493 | eddsa_ed25519, |
| 2494 | eddsa_ed448 | 2494 | eddsa_ed448 |
| 2495 | %%·ECDSA | 2495 | %%·ECDSA |
| 2496 | ecdsa_secp521r1_sha512, | 2496 | ecdsa_secp521r1_sha512, |
| 2497 | ecdsa_secp384r1_sha384, | 2497 | ecdsa_secp384r1_sha384, |
| Offset 2570, 16 lines modified | Offset 2570, 16 lines modified | ||
| 2570 | ······<div·class="specs"> | 2570 | ······<div·class="specs"> |
| 2571 | ··········<pre·translate="no"><span·class="attribute">-type</span>·anchor_fun()·::·fun().</pre> | 2571 | ··········<pre·translate="no"><span·class="attribute">-type</span>·anchor_fun()·::·fun().</pre> |
| 2572 | ······</div> | 2572 | ······</div> |
| 2573 | <p>Claim·an·intermediate·CA·in·the·chain·as·trusted.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="8394726351-1">(</span><span·class="n">Chain</span><span·class="p">:</span><span·class="p">:</span><span·class="p"·data-group-id="8394726351-2">[</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id="8394726351-3">(</span><span·class="p"·data-group-id="8394726351-3">)</span><span·class="p"·data-group-id="8394726351-2">]</span><span·class="p"·data-group-id="8394726351-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 2574 | 2573 | <p>Claim·an·intermediate·CA·in·the·chain·as·trusted.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="2815482728-1">(</span><span·class="n">Chain</span><span·class="p">:</span><span·class="p">:</s[·...·truncated·by·diffoscope;·len:·430,·SHA:·2b0e9b23b05f9508bc5769bebe24671157f40fa8f369586e851cdd48cdbdb109·...·] | |
| 2574 | ······</span><span·class="p"·data-group-id="2815482728-4">{</span><span·class="ss">trusted_ca</span><span·class="p">,</span><span·class="w">·</span><span·class="n">DerCert</span><span·class="p">:</span><span·class="p">:</span><span·class="nc">public_key</span><span·class="p">:</span><span·class="nf">der_encoded</span><span·class="p"·data-group-id="2815482728-5">(</span><span·class="p"·data-group-id="2815482728-5">)</span><span·class="p"·data-group-id="2815482728-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">unknown_ca</span><span·class="p">.</span></code></pre><p>TLS·then·uses·<a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_path_validation/3"><code·class="inline">public_key:pkix_path_validation/3</code></a>·with·the·selected·CA | ||
| 2575 | as·the·trusted·anchor·and·verifies·the·rest·of·the·chain.</p> | 2575 | as·the·trusted·anchor·and·verifies·the·rest·of·the·chain.</p> |
| 2576 | ··</section> | 2576 | ··</section> |
| 2577 | </section> | 2577 | </section> |
| 2578 | <section·class="detail"·id="t:cert_key_conf/0"> | 2578 | <section·class="detail"·id="t:cert_key_conf/0"> |
| 2579 | ··<div·class="detail-header"> | 2579 | ··<div·class="detail-header"> |
| 2580 | ····<a·href="#t:cert_key_conf/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 2580 | ····<a·href="#t:cert_key_conf/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| Offset 3001, 15 lines modified | Offset 3001, 15 lines modified | ||
| 3001 | <a·href="#connect/3">connect/3,4</a>·unless·it·is·of·type·<a·href="../../../../lib/kernel-10.2.3/doc/html/inet.html#t:ip_address/0"><code·class="inline">inet:ip_address()</code></a>. | 3001 | <a·href="#connect/3">connect/3,4</a>·unless·it·is·of·type·<a·href="../../../../lib/kernel-10.2.3/doc/html/inet.html#t:ip_address/0"><code·class="inline">inet:ip_address()</code></a>. |
| 3002 | The·hostname·will·also·be·used·in·the·hostname·verification·of·the·peer | 3002 | The·hostname·will·also·be·used·in·the·hostname·verification·of·the·peer |
| 3003 | certificate·using·<a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/2"><code·class="inline">public_key:pkix_verify_hostname/2</code></a>. | 3003 | certificate·using·<a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/2"><code·class="inline">public_key:pkix_verify_hostname/2</code></a>. |
| 3004 | The·special·value·<code·class="inline">disable</code>·prevents·the·Server·Name·Indication·extension·from | 3004 | The·special·value·<code·class="inline">disable</code>·prevents·the·Server·Name·Indication·extension·from |
| 3005 | being·sent·and·disables·the·hostname·verification·check.</p></li><li><p><strong><code·class="inline">{customize_hostname_check,·HostNameCheckOpts}</code></strong>·-·Customization·option</p><p>Customizes·the·hostname·verification·of·the·peer·certificate,·as·various | 3005 | being·sent·and·disables·the·hostname·verification·check.</p></li><li><p><strong><code·class="inline">{customize_hostname_check,·HostNameCheckOpts}</code></strong>·-·Customization·option</p><p>Customizes·the·hostname·verification·of·the·peer·certificate,·as·various |
| 3006 | protocols·that·use·TLS,·such·as·HTTP·or·LDAP,·may·require·different·approaches.·For | 3006 | protocols·that·use·TLS,·such·as·HTTP·or·LDAP,·may·require·different·approaches.·For |
| 3007 | example,·here·is·how·to·use·standard·hostname·checking·for·HTTPS·implemented·in | 3007 | example,·here·is·how·to·use·standard·hostname·checking·for·HTTPS·implemented·in |
| 3008 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key_app.html">Public_Key</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3008 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key_app.html">Public_Key</a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4114844819-1">{</span><span·class="ss">customize_hostname_check</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4114844819-2">[</span><span·class="p"·data-group-id="4114844819-3">{</span><span·class="ss">match_fun</span[·...·truncated·by·diffoscope;·len:·443,·SHA:·13e154cd8e7c72558851cde06d143e664476bf141d38adf4e835358c8ae577dd·...·]-1">}</span></code></pre><p>For·futher·description·of·the·customize·options,·see |
| 3009 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/3"><code·class="inline">public_key:pkix_verify_hostname/3</code></a>.</p></li><li><p><strong><code·class="inline">{client_certificate_authorities,·UseCertAuth}</code></strong>·-·Inter-op·hint·option</p><p>If·<code·class="inline">UseCertAuth</code>·is·set·to·<code·class="inline">true</code>,·sends·the·certificate·authorities | 3009 | <a·href="../../../../lib/public_key-1.17.1/doc/html/public_key.html#pkix_verify_hostname/3"><code·class="inline">public_key:pkix_verify_hostname/3</code></a>.</p></li><li><p><strong><code·class="inline">{client_certificate_authorities,·UseCertAuth}</code></strong>·-·Inter-op·hint·option</p><p>If·<code·class="inline">UseCertAuth</code>·is·set·to·<code·class="inline">true</code>,·sends·the·certificate·authorities |
| 3010 | extension·in·the·TLS-1.3·client·hello.·The·default·is·<code·class="inline">false</code>.·Note | 3010 | extension·in·the·TLS-1.3·client·hello.·The·default·is·<code·class="inline">false</code>.·Note |
| 3011 | that·setting·<code·class="inline">UseCertAuth</code>·to·<code·class="inline">true</code>·can·result·in·a·significant | 3011 | that·setting·<code·class="inline">UseCertAuth</code>·to·<code·class="inline">true</code>·can·result·in·a·significant |
| 3012 | overhead·if·there·exists·many·trusted·CA·certificates.·(Since | 3012 | overhead·if·there·exists·many·trusted·CA·certificates.·(Since |
| 3013 | Erlang/OTP·24.3.)</p></li><li><p><strong><code·class="inline">{stapling,·Stapling}</code></strong>·-·Certificate·revocation·check·option</p><p>If·<code·class="inline">Stapling</code>·is·atom·<code·class="inline">staple</code>·or·a·map,·OCSP·stapling·will·be | 3013 | Erlang/OTP·24.3.)</p></li><li><p><strong><code·class="inline">{stapling,·Stapling}</code></strong>·-·Certificate·revocation·check·option</p><p>If·<code·class="inline">Stapling</code>·is·atom·<code·class="inline">staple</code>·or·a·map,·OCSP·stapling·will·be |
| 3014 | enabled,·meaning·that·an·extension·of·type·"status_request"·will·be | 3014 | enabled,·meaning·that·an·extension·of·type·"status_request"·will·be |
| 3015 | included·in·the·client·hello·to·indicate·the·desire·to·receive | 3015 | included·in·the·client·hello·to·indicate·the·desire·to·receive |
| Offset 3139, 25 lines modified | Offset 3139, 25 lines modified | ||
| 3139 | ··········{early_data,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()}·| | 3139 | ··········{early_data,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()}·| |
| 3140 | ··········{middlebox_comp_mode,·MiddleBoxMode·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()}.</pre> | 3140 | ··········{middlebox_comp_mode,·MiddleBoxMode·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()}.</pre> |
| 3141 | ······</div> | 3141 | ······</div> |
| 3142 | <p>Options·only·relevant·for·TLS-1.3.</p><ul><li><p><strong><code·class="inline">{session_tickets,·SessionTickets}</code></strong>·-·Use·of·session·tickets</p><p>Configures·the·session·ticket·functionality.·Allowed·values·are·<code·class="inline">disabled</code>, | 3142 | <p>Options·only·relevant·for·TLS-1.3.</p><ul><li><p><strong><code·class="inline">{session_tickets,·SessionTickets}</code></strong>·-·Use·of·session·tickets</p><p>Configures·the·session·ticket·functionality.·Allowed·values·are·<code·class="inline">disabled</code>, |
| 3143 | <code·class="inline">manual</code>,·and·<code·class="inline">auto</code>.·If·it·is·set·to·<code·class="inline">manual</code>·the·client·will·send·the·ticket | 3143 | <code·class="inline">manual</code>,·and·<code·class="inline">auto</code>.·If·it·is·set·to·<code·class="inline">manual</code>·the·client·will·send·the·ticket |
| 3144 | information·to·user·process·in·a·3-tuple:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3144 | information·to·user·process·in·a·3-tuple:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0661719728-1">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">session_ticket</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0661719728-2">{</span><span·class="n">SNI<[·...·truncated·by·diffoscope;·len:·180,·SHA:·db2e37b62c79a43a7b0ce9d6bcdcb47cb6cbb4c8ffaa6983a9473b05927a5f02·...·]8-1">}</span></code></pre><p>where·<code·class="inline">SNI</code>·is·the·ServerNameIndication·and·<code·class="inline">TicketData</code>·is·the·extended·ticket |
| 3145 | data·that·can·be·used·in·subsequent·session·resumptions.</p><p>If·it·is·set·to·<code·class="inline">auto</code>,·the·client·automatically·handles·received·tickets·and | 3145 | data·that·can·be·used·in·subsequent·session·resumptions.</p><p>If·it·is·set·to·<code·class="inline">auto</code>,·the·client·automatically·handles·received·tickets·and |
| 3146 | tries·to·use·them·when·making·new·TLS·connections·(session·resumption·with | 3146 | tries·to·use·them·when·making·new·TLS·connections·(session·resumption·with |
| 3147 | pre-shared·keys).</p><p>Ticket·lifetime,·the·number·of·tickets·sent·by·the·server,·and·the | 3147 | pre-shared·keys).</p><p>Ticket·lifetime,·the·number·of·tickets·sent·by·the·server,·and·the |
| 3148 | maximum·number·of·tickets·stored·by·the·server·in·stateful·mode·are·configured | 3148 | maximum·number·of·tickets·stored·by·the·server·in·stateful·mode·are·configured |
| 3149 | by·<a·href="ssl_app.html#configuration">application·variables</a>.</p><p>See·also | 3149 | by·<a·href="ssl_app.html#configuration">application·variables</a>.</p><p>See·also |
| 3150 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></li><li><p><strong><code·class="inline">{use_ticket,·Tickets}</code></strong></p><p>Configures·the·session·tickets·to·be·used·for·session·resumption.·It·is·a | 3150 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></li><li><p><strong><code·class="inline">{use_ticket,·Tickets}</code></strong></p><p>Configures·the·session·tickets·to·be·used·for·session·resumption.·It·is·a |
| 3151 | mandatory·option·in·<code·class="inline">manual</code>·mode·(<code·class="inline">{session_tickets,·manual}</code>).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Session·tickets·are·only·sent·to·the·user·if·option·<code·class="inline">session_tickets</code>·is·set·to | 3151 | mandatory·option·in·<code·class="inline">manual</code>·mode·(<code·class="inline">{session_tickets,·manual}</code>).</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Session·tickets·are·only·sent·to·the·user·if·option·<code·class="inline">session_tickets</code>·is·set·to |
| 3152 | <code·class="inline">manual</code></p><p>This·option·is·supported·by·TLS-1.3.·See·also | 3152 | <code·class="inline">manual</code></p><p>This·option·is·supported·by·TLS-1.3.·See·also |
| 3153 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></section></li><li><p><strong><code·class="inline">{early_data,·EarlyData}</code></strong></p><p>Configures·the·early·data·to·be·sent·by·the·client.</p><p>To·verify·that·the·server·has·the·intention·to·process·the·early | 3153 | <a·href="using_ssl.html#session-tickets-and-session-resumption-in-tls-1-3">SSL·User's·Guide,·Session·Tickets·and·Session·Resumption·in·TLS·1.3</a>.</p></section></li><li><p><strong><code·class="inline">{early_data,·EarlyData}</code></strong></p><p>Configures·the·early·data·to·be·sent·by·the·client.</p><p>To·verify·that·the·server·has·the·intention·to·process·the·early |
| 3154 | data,·the·following·tuple·is·sent·to·the·user·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 3154 | data,·the·following·tuple·is·sent·to·the·user·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0248234767-1">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SslSocket</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0248234767-2">{</span><span·class="ss">early_dat[·...·truncated·by·diffoscope;·len:·179,·SHA:·1fd91fc14627cbc26b7d2348b987a868281a8f32dca40f441697b6f21f17df50·...·]-1">}</span></code></pre><p>where·<code·class="inline">Result</code>·is·either·<code·class="inline">accepted</code>·or·<code·class="inline">rejected</code>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>It·is·the·responsibility·of·the·user·to·handle·rejected·<code·class="inline">EarlyData</code>·and·to |
| 3155 | resend·when·appropriate.</p></section></li><li><p><strong><code·class="inline">{middlebox_comp_mode,·MiddleBoxMode}</code></strong></p><p>Configures·the·middlebox·compatibility·mode·for·a·TLS-1.3·connection.</p><p>A·significant·number·of·middleboxes·misbehave·when·a·TLS-1.3 | 3155 | resend·when·appropriate.</p></section></li><li><p><strong><code·class="inline">{middlebox_comp_mode,·MiddleBoxMode}</code></strong></p><p>Configures·the·middlebox·compatibility·mode·for·a·TLS-1.3·connection.</p><p>A·significant·number·of·middleboxes·misbehave·when·a·TLS-1.3 |
| 3156 | connection·is·negotiated.·Implementations·can·increase·the·chance·of | 3156 | connection·is·negotiated.·Implementations·can·increase·the·chance·of |
| 3157 | making·connections·through·those·middleboxes·by·adapting·the·TLS-1.3 | 3157 | making·connections·through·those·middleboxes·by·adapting·the·TLS-1.3 |
| 3158 | handshake·to·resemble·that·of·a·TLS-1.2·handshake.</p><p>The·middlebox·compatibility·mode·is·enabled·(<code·class="inline">true</code>)·by·default.</p></li></ul> | 3158 | handshake·to·resemble·that·of·a·TLS-1.2·handshake.</p><p>The·middlebox·compatibility·mode·is·enabled·(<code·class="inline">true</code>)·by·default.</p></li></ul> |
| 3159 | ··</section> | 3159 | ··</section> |
| 3160 | </section> | 3160 | </section> |
| Offset 3559, 28 lines modified | Offset 3559, 28 lines modified | ||
| 3559 | and·key·options.·For·examples,·see·the·<a·href="using_ssl.html">User's·Guide</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">eddsa</code>·certificates·are·only·supported·by·TLS-1.3·implementations·that·do·not·support·<code·class="inline">dsa</code> | 3559 | and·key·options.·For·examples,·see·the·<a·href="using_ssl.html">User's·Guide</a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><code·class="inline">eddsa</code>·certificates·are·only·supported·by·TLS-1.3·implementations·that·do·not·support·<code·class="inline">dsa</code> |
| 3560 | certificates.·<code·class="inline">rsa_pss_pss</code>·(RSA·certificates·using·Probabilistic·Signature | 3560 | certificates.·<code·class="inline">rsa_pss_pss</code>·(RSA·certificates·using·Probabilistic·Signature |
| 3561 | Scheme)·are·supported·in·TLS-1.2·and·TLS-1.3,·but·some·TLS-1.2·implementations | 3561 | Scheme)·are·supported·in·TLS-1.2·and·TLS-1.3,·but·some·TLS-1.2·implementations |
| 3562 | do·not·support·<code·class="inline">rsa_pss_pss</code>.</p></section></li><li><p><strong><code·class="inline">{depth,·AllowedCertChainLen}</code></strong>·-·Limits·the·accepted·number·of·certificates·in·the·certificate·chain.</p><p>Maximum·number·of·non-self-issued·intermediate·certificates·that·can·follow·the | 3562 | do·not·support·<code·class="inline">rsa_pss_pss</code>.</p></section></li><li><p><strong><code·class="inline">{depth,·AllowedCertChainLen}</code></strong>·-·Limits·the·accepted·number·of·certificates·in·the·certificate·chain.</p><p>Maximum·number·of·non-self-issued·intermediate·certificates·that·can·follow·the |
| 3563 | peer·certificate·in·a·valid·certification·path.·So,·if·depth·is·0·the·PEER·must | 3563 | peer·certificate·in·a·valid·certification·path.·So,·if·depth·is·0·the·PEER·must |
| 3564 | be·signed·by·the·trusted·ROOT-CA·directly;·if·1·the·path·can·be·PEER,·CA, | 3564 | be·signed·by·the·trusted·ROOT-CA·directly;·if·1·the·path·can·be·PEER,·CA, |
| 3565 | ROOT-CA;·if·2·the·path·can·be·PEER,·CA,·CA,·ROOT-CA,·and·so·on.·The·default | 3565 | ROOT-CA;·if·2·the·path·can·be·PEER,·CA,·CA,·ROOT-CA,·and·so·on.·The·default |
| 3566 | value·is·10.·Used·to·mitigate·DoS·attack·possibilities.</p></li><li><p><strong><code·class="inline">{verify_fun,·Verify}</code></strong>·-·Customize·certificate·path·validation</p><p>The·verification·fun·is·to·be·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 3566 | value·is·10.·Used·to·mitigate·DoS·attack·possibilities.</p></li><li><p><strong><code·class="inline">{verify_fun,·Verify}</code></strong>·-·Customize·certificate·path·validation</p><p>The·verification·fun·is·to·be·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="7688706036-1">(</span><span·class="n">OtpCert</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">'OTPCertificate'</span><span·class="p"·data-group-id="76887[·...·truncated·by·diffoscope;·len:·58,·SHA:·2e896e3f4b1c6bdc9ac41bf3ab129276074f6f2b78c8b40b85993472ebb5a255·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 3567 | ····</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">InitialUserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 3567 | ····</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">InitialUserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="7688706036-3">(</span><span·class="p"·data-group-id="7688706036-3">)</span><span·class="p"·data-group-id="7688706036-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 3568 | ··</span><span·class="p"·data-group-id=" | 3568 | ··</span><span·class="p"·data-group-id="7688706036-4">{</span><span·class="ss">valid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">UserState</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><[·...·truncated·by·diffoscope;·len:·146,·SHA:·ece7923c0e13281fd28611b5525aa976b07f3cefabb21b182155c2401567c04f·...·]-4">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 3569 | ··</span><span·class="p"·data-group-id=" | 3569 | ··</span><span·class="p"·data-group-id="7688706036-6">{</span><span·class="ss">fail</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span[·...·truncated·by·diffoscope;·len:·661,·SHA:·841d107965709fb5a3b4d4373d7c0b66fa71bed773c0b8581e3f39478c8f34f6·...·]-8">}</span><span·class="p">.</span><span·class="w"> |
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| 273 | ······<p·class="built-using"> | 273 | ······<p·class="built-using"> |
| 274 | ········Built·using | 274 | ········Built·using |
| 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 275 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 276 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 277 | ······</p> | 277 | ······</p> |
| 278 | <p>Copyright·©·1996-202 | 278 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 279 | ····</footer> | 279 | ····</footer> |
| 280 | ··</div> | 280 | ··</div> |
| 281 | </main> | 281 | </main> |
| 282 | </div> | 282 | </div> |
| 283 | <script> | 283 | <script> |
| 284 | ··function·mermaidLoaded()·{ | 284 | ··function·mermaidLoaded()·{ |
| 285 | ····mermaid.initialize({ | 285 | ····mermaid.initialize({ |
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| 357 | ······<p·class="built-using"> | 357 | ······<p·class="built-using"> |
| 358 | ········Built·using | 358 | ········Built·using |
| 359 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 359 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 360 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 360 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 361 | ······</p> | 361 | ······</p> |
| 362 | <p>Copyright·©·1996-202 | 362 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 363 | ····</footer> | 363 | ····</footer> |
| 364 | ··</div> | 364 | ··</div> |
| 365 | </main> | 365 | </main> |
| 366 | </div> | 366 | </div> |
| 367 | <script> | 367 | <script> |
| 368 | ··function·mermaidLoaded()·{ | 368 | ··function·mermaidLoaded()·{ |
| 369 | ····mermaid.initialize({ | 369 | ····mermaid.initialize({ |
| Offset 512, 15 lines modified | Offset 512, 15 lines modified | ||
| 512 | ······<p·class="built-using"> | 512 | ······<p·class="built-using"> |
| 513 | ········Built·using | 513 | ········Built·using |
| 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 514 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 515 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 516 | ······</p> | 516 | ······</p> |
| 517 | <p>Copyright·©·1996-202 | 517 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 518 | ····</footer> | 518 | ····</footer> |
| 519 | ··</div> | 519 | ··</div> |
| 520 | </main> | 520 | </main> |
| 521 | </div> | 521 | </div> |
| 522 | <script> | 522 | <script> |
| 523 | ··function·mermaidLoaded()·{ | 523 | ··function·mermaidLoaded()·{ |
| 524 | ····mermaid.initialize({ | 524 | ····mermaid.initialize({ |
| Offset 143, 22 lines modified | Offset 143, 22 lines modified | ||
| 143 | </h2> | 143 | </h2> |
| 144 | <p>Boot·scripts·are·built·using·the·<code·class="inline">systools</code>·utility·in·the·SASL·application.·For | 144 | <p>Boot·scripts·are·built·using·the·<code·class="inline">systools</code>·utility·in·the·SASL·application.·For |
| 145 | more·information·on·<code·class="inline">systools</code>,·see·the·SASL·documentation.·This·is·only·an | 145 | more·information·on·<code·class="inline">systools</code>,·see·the·SASL·documentation.·This·is·only·an |
| 146 | example·of·what·can·be·done.</p><p>The·simplest·boot·script·possible·includes·only·the·Kernel·and·STDLIB | 146 | example·of·what·can·be·done.</p><p>The·simplest·boot·script·possible·includes·only·the·Kernel·and·STDLIB |
| 147 | applications.·Such·a·script·is·located·in·the·<code·class="inline">bin</code>·directory·of·the·Erlang | 147 | applications.·Such·a·script·is·located·in·the·<code·class="inline">bin</code>·directory·of·the·Erlang |
| 148 | distribution.·The·source·for·the·script·is·found·under·the·Erlang·installation | 148 | distribution.·The·source·for·the·script·is·found·under·the·Erlang·installation |
| 149 | top·directory·under·<code·class="inline">releases/<OTP·version>/start_clean.rel</code>.</p><p>Do·the·following:</p><ul><li>Copy·that·script·to·another·location·(and·preferably·another·name).</li><li>Add·the·applications·Crypto,·Public·Key,·and·SSL·with·their·current·version | 149 | top·directory·under·<code·class="inline">releases/<OTP·version>/start_clean.rel</code>.</p><p>Do·the·following:</p><ul><li>Copy·that·script·to·another·location·(and·preferably·another·name).</li><li>Add·the·applications·Crypto,·Public·Key,·and·SSL·with·their·current·version |
| 150 | numbers·after·the·STDLIB·application.</li></ul><p>The·following·shows·an·example·<code·class="inline">.rel</code>·file·with·TLS·added:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id=" | 150 | numbers·after·the·STDLIB·application.</li></ul><p>The·following·shows·an·example·<code·class="inline">.rel</code>·file·with·TLS·added:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="p"·data-group-id="2173088759-1">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2173088759-2">{</span><span·class="s">"OTP··APN·181·01"</span><span·class="p">,</span><span·class="s">"R15A&q[·...·truncated·by·diffoscope;·len:·319,·SHA:·7377a068f7de30710d98f73d8b3eb3e392575ee53369c66afacf382d9b94f9b4·...·]9-3">}</span><span·class="p">,</span><span·class="w"> |
| 151 | ······</span><span·class="p"·data-group-id=" | 151 | ······</span><span·class="p"·data-group-id="2173088759-4">[</span><span·class="p"·data-group-id="2173088759-5">{</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="s">"2.15"</span><span·class="p"·data-group-id="2173088759-5">}</span><span·class="p">,</span><span·class="w"> |
| 152 | ······</span><span·class="p"·data-group-id=" | 152 | ······</span><span·class="p"·data-group-id="2173088759-6">{</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="s">"1.18"</span><span·class="p"·data-group-id="2173088759-6">}</span><span·class="p">,</span><span·class="w"> |
| 153 | ······</span><span·class="p"·data-group-id=" | 153 | ······</span><span·class="p"·data-group-id="2173088759-7">{</span><span·class="ss">crypto</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2.0.3"</span><span·class="p"·data-group-id="2173088759-7">}</span><span·class="p">,</span><span·class="w"> |
| 154 | ······</span><span·class="p"·data-group-id=" | 154 | ······</span><span·class="p"·data-group-id="2173088759-8">{</span><span·class="ss">public_key</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"0.12"</span><span·class="p"·data-group-id="2173088759-8">}</span><span·class="p">,</span><span·class="w"> |
| 155 | ······</span><span·class="p"·data-group-id=" | 155 | ······</span><span·class="p"·data-group-id="2173088759-9">{</span><span·class="ss">asn1</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"4.0"</span><span·class="p"·data-group-id="2173088759-9">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ······</span><span·class="p"·data-group-id=" | 156 | ······</span><span·class="p"·data-group-id="2173088759-10">{</span><span·class="ss">ssl</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"5.0"</span><span·class="p"·data-group-id="2173088759-10">}</span><span·class="w"> |
| 157 | ······</span><span·class="p"·data-group-id=" | 157 | ······</span><span·class="p"·data-group-id="2173088759-4">]</span><span·class="p"·data-group-id="2173088759-1">}</span><span·class="p">.</span></code></pre><p>The·version·numbers·differ·in·your·system.·Whenever·one·of·the·applications |
| 158 | included·in·the·script·is·upgraded,·change·the·script.</p><p>Do·the·following:</p><ul><li><p>Build·the·boot·script.</p><p>Assuming·the·<code·class="inline">.rel·file</code>·is·stored·in·a·file·<code·class="inline">start_ssl.rel</code>·in·the·current | 158 | included·in·the·script·is·upgraded,·change·the·script.</p><p>Do·the·following:</p><ul><li><p>Build·the·boot·script.</p><p>Assuming·the·<code·class="inline">.rel·file</code>·is·stored·in·a·file·<code·class="inline">start_ssl.rel</code>·in·the·current |
| 159 | directory,·a·boot·script·can·be·built·as·follows:</p></li></ul><pre><code·class="text">···1>·systools:make_script("start_ssl",[]).</code></pre><p>There·is·now·a·<code·class="inline">start_ssl.boot</code>·file·in·the·current·directory.</p><p>Do·the·following:</p><ul><li>Test·the·boot·script.·To·do·this,·start·Erlang·with·the·<code·class="inline">-boot</code>·command-line | 159 | directory,·a·boot·script·can·be·built·as·follows:</p></li></ul><pre><code·class="text">···1>·systools:make_script("start_ssl",[]).</code></pre><p>There·is·now·a·<code·class="inline">start_ssl.boot</code>·file·in·the·current·directory.</p><p>Do·the·following:</p><ul><li>Test·the·boot·script.·To·do·this,·start·Erlang·with·the·<code·class="inline">-boot</code>·command-line |
| 160 | parameter·specifying·this·boot·script·(with·its·full·path,·but·without·the | 160 | parameter·specifying·this·boot·script·(with·its·full·path,·but·without·the |
| 161 | <code·class="inline">.boot</code>·suffix).·In·UNIX·it·can·look·as·follows:</li></ul><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl | 161 | <code·class="inline">.boot</code>·suffix).·In·UNIX·it·can·look·as·follows:</li></ul><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl |
| 162 | Erlang·(BEAM)·emulator·version·5.0 | 162 | Erlang·(BEAM)·emulator·version·5.0 |
| 163 | Eshell·V5.0··(abort·with·^G) | 163 | Eshell·V5.0··(abort·with·^G) |
| Offset 197, 18 lines modified | Offset 197, 18 lines modified | ||
| 197 | function·body·cannot·be·compiled·when·consulting·a·file.·Also·the·encoding | 197 | function·body·cannot·be·compiled·when·consulting·a·file.·Also·the·encoding |
| 198 | of·the·file·can·be·specified·as·defined·by·module·<a·href="../../../../lib/stdlib-6.2.1/doc/html/epp.html"><code·class="inline">epp</code></a>.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·tamper·with·the·socket·options·<code·class="inline">list</code>,·<code·class="inline">binary</code>,·<code·class="inline">active</code>,·<code·class="inline">packet</code>, | 198 | of·the·file·can·be·specified·as·defined·by·module·<a·href="../../../../lib/stdlib-6.2.1/doc/html/epp.html"><code·class="inline">epp</code></a>.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·tamper·with·the·socket·options·<code·class="inline">list</code>,·<code·class="inline">binary</code>,·<code·class="inline">active</code>,·<code·class="inline">packet</code>, |
| 199 | <code·class="inline">nodelay</code>·and·<code·class="inline">deliver</code>·since·they·are·used·by·the·distribution·protocol·handler | 199 | <code·class="inline">nodelay</code>·and·<code·class="inline">deliver</code>·since·they·are·used·by·the·distribution·protocol·handler |
| 200 | itself.·Other·raw·socket·options·such·as·<code·class="inline">packet_size</code>·may·interfere·severely, | 200 | itself.·Other·raw·socket·options·such·as·<code·class="inline">packet_size</code>·may·interfere·severely, |
| 201 | so·beware!</p></section><p>For·TLS·to·work,·at·least·a·public·key·and·a·certificate·must·be·specified·for | 201 | so·beware!</p></section><p>For·TLS·to·work,·at·least·a·public·key·and·a·certificate·must·be·specified·for |
| 202 | the·server·side·and·the·client·needs·to·specify·CAs·that·it·trusts·(client·certification | 202 | the·server·side·and·the·client·needs·to·specify·CAs·that·it·trusts·(client·certification |
| 203 | is·optional·and·requires·more·configuration).</p><p>In·the·following·example·(to·keep·it·simple),·the·PEM·file·<code·class="inline">"/home/me/ssl/erlserver.pem"</code> | 203 | is·optional·and·requires·more·configuration).</p><p>In·the·following·example·(to·keep·it·simple),·the·PEM·file·<code·class="inline">"/home/me/ssl/erlserver.pem"</code> |
| 204 | contains·both·the·server·certificate·and·its·private·key·.</p><p>Create·a·file·named·for·example·<code·class="inline">"/home/me/ssl/ssl_test@myhost.conf"</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 204 | contains·both·the·server·certificate·and·its·private·key·.</p><p>Create·a·file·named·for·example·<code·class="inline">"/home/me/ssl/ssl_test@myhost.conf"</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2660352421-1">[</span><span·class="p"·data-group-id="2660352421-2">{</span><span·class="ss">server</span><span·class="p">,</span><span·class="w"> |
| 205 | ··</span><span·class="p"·data-group-id=" | 205 | ··</span><span·class="p"·data-group-id="2660352421-3">[</span><span·class="p"·data-group-id="2660352421-4">{</span><span·class="ss">certfile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/me/ssl/erlserver.pem"</span><span·class="p"·data-group-id="266035242[·...·truncated·by·diffoscope;·len:·107,·SHA:·116bff481f86c77da40f9ab8c3858c83420c8a8b1137db4c35a4cd04b9637368·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ·</span><span·class="p"·data-group-id=" | 206 | ·</span><span·class="p"·data-group-id="2660352421-5">{</span><span·class="ss">client</span><span·class="p">,</span><span·class="w"> |
| 207 | ··</span><span·class="p"·data-group-id=" | 207 | ··</span><span·class="p"·data-group-id="2660352421-6">[</span><span·class="p"·data-group-id="2660352421-7">{</span><span·class="ss">cacertfile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"/home/me/ssl/client_trusted.pem"</span><span·class="p"·data-group-id="26[·...·truncated·by·diffoscope;·len:·167,·SHA:·e031ab6ea047e80e2f572a66cb5e47fbb0ffbff9a204dacd77318b101c7e9796·...·]-1">]</span><span·class="p">.</span></code></pre><p>And·then·start·the·node·like·this·(line·breaks·in·the·command·are·for |
| 208 | readability,·and·shall·not·be·there·when·typed):</p><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls | 208 | readability,·and·shall·not·be·there·when·typed):</p><pre><code·class="text">$·erl·-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls |
| 209 | ··-ssl_dist_optfile·"/home/me/ssl/ssl_test@myhost.conf" | 209 | ··-ssl_dist_optfile·"/home/me/ssl/ssl_test@myhost.conf" |
| 210 | ··-sname·ssl_test</code></pre><p>The·options·in·the·<code·class="inline">{server,·Opts}</code>·tuple·are·used·when·calling | 210 | ··-sname·ssl_test</code></pre><p>The·options·in·the·<code·class="inline">{server,·Opts}</code>·tuple·are·used·when·calling |
| 211 | <a·href="ssl.html#handshake/3"><code·class="inline">ssl:handshake/3</code></a>,·and·the·options·in·the·<code·class="inline">{client,·Opts}</code>·tuple·are·used·when | 211 | <a·href="ssl.html#handshake/3"><code·class="inline">ssl:handshake/3</code></a>,·and·the·options·in·the·<code·class="inline">{client,·Opts}</code>·tuple·are·used·when |
| 212 | calling·<a·href="ssl.html#connect/4"><code·class="inline">ssl:connect/4</code></a>.</p><p>For·the·client,·the·option·<code·class="inline">{server_name_indication,·atom_to_list(TargetNode)}</code> | 212 | calling·<a·href="ssl.html#connect/4"><code·class="inline">ssl:connect/4</code></a>.</p><p>For·the·client,·the·option·<code·class="inline">{server_name_indication,·atom_to_list(TargetNode)}</code> |
| 213 | is·added·when·connecting.·This·makes·it·possible·to·use·the·client·option | 213 | is·added·when·connecting.·This·makes·it·possible·to·use·the·client·option |
| 214 | <code·class="inline">{verify,·verify_peer}</code>,·and·the·client·will·verify·that·the·certificate·matches | 214 | <code·class="inline">{verify,·verify_peer}</code>,·and·the·client·will·verify·that·the·certificate·matches |
| Offset 270, 27 lines modified | Offset 270, 27 lines modified | ||
| 270 | in·that·variable·and·are·then·interpreted·as·command-line·arguments·for·all | 270 | in·that·variable·and·are·then·interpreted·as·command-line·arguments·for·all |
| 271 | subsequent·invocations·of·Erlang.</p><p>In·a·Unix·(Bourne)·shell,·it·can·look·as·follows·(line·breaks·are·for | 271 | subsequent·invocations·of·Erlang.</p><p>In·a·Unix·(Bourne)·shell,·it·can·look·as·follows·(line·breaks·are·for |
| 272 | readability,·they·are·not·to·be·there·when·typed):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">ERL_FLAGS</span><span·class="o">=</span><span·class="s">"-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls | 272 | readability,·they·are·not·to·be·there·when·typed):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">ERL_FLAGS</span><span·class="o">=</span><span·class="s">"-boot·/home/me/ssl/start_ssl·-proto_dist·inet_tls |
| 273 | ··-ssl_dist_opt·server_certfile·/home/me/ssl/erlserver.pem | 273 | ··-ssl_dist_opt·server_certfile·/home/me/ssl/erlserver.pem |
| 274 | ··-ssl_dist_opt·server_secure_renegotiate·true·client_secure_renegotiate·true"</span><span·class="w"> | 274 | ··-ssl_dist_opt·server_secure_renegotiate·true·client_secure_renegotiate·true"</span><span·class="w"> |
| 275 | </span><span·class="sc">$·</span><span·class="ss">export</span><span·class="w">·</span><span·class="n">ERL_FLAGS</span><span·class="w"> | 275 | </span><span·class="sc">$·</span><span·class="ss">export</span><span·class="w">·</span><span·class="n">ERL_FLAGS</span><span·class="w"> |
| 276 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">ssl_test</span><span·class="w"> | 276 | </span><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">sname</span><span·class="w">·</span><span·class="ss">ssl_test</span><span·class="w"> |
| 277 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 277 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="3330910717-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="3330910717-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·156,·SHA:·b5fdaadb210f7c27f6f24dbb404cbe9af3fb09e1925aa744bee0cf470d2c2af1·...·]-2">]</span><span·class="w"> |
| 278 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id=" | 278 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">··</span><span·class="p"·data-group-id="3330910717-3">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="3330910717-3">)</span><span·class="gp·unselectable"> |
| 279 | (ssl_test@myhost)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_arguments</span><span·class="p"·data-group-id=" | 279 | (ssl_test@myhost)1>·</span><span·class="nc">init</span><span·class="p">:</span><span·class="nf">get_arguments</span><span·class="p"·data-group-id="3330910717-4">(</span><span·class="p"·data-group-id="3330910717-4">)</span><span·class="p">.</span><span·class="w"> |
| 280 | </span><span·class="p"·data-group-id=" | 280 | </span><span·class="p"·data-group-id="3330910717-5">[</span><span·class="p"·data-group-id="3330910717-6">{</span><span·class="ss">root</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-7">[</span><span·class="s">"/usr/local/erlang"</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·6954f49254c3a7c5c78748079be4acdd9ed111f32380df1fcd8ed2ca09f66fd5·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 281 | ·</span><span·class="p"·data-group-id=" | 281 | ·</span><span·class="p"·data-group-id="3330910717-8">{</span><span·class="ss">progname</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-9">[</span><span·class="s">"erl·"</span><span·class="p"·data-group-id="3330910717-9">]</span><span·class="p"·data-group-id="33[·...·truncated·by·diffoscope;·len:·8,·SHA:·ff8f727083cb9b142f660bcb8490dc780c34fac31c9c15db560a51e1c22a0df6·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 282 | ·</span><span·class="p"·data-group-id=" | 282 | ·</span><span·class="p"·data-group-id="3330910717-10">{</span><span·class="ss">sname</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-11">[</span><span·class="s">"ssl_test"</span><span·class="p"·data-group-id="3330910717-11">]</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·12,·SHA:·7657220732cb259e82bbd51e2a6be9fb50d06a6304ecf19448e5e4022d39784c·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 283 | ·</span><span·class="p"·data-group-id=" | 283 | ·</span><span·class="p"·data-group-id="3330910717-12">{</span><span·class="ss">boot</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-13">[</span><span·class="s">"/home/me/ssl/start_ssl"</span><span·class="p"·data-group-id="3330910717-13">]</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·36d16e3c80af9ab0cf4d71c861bbd2912b5309b90f526894186846a26a732448·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 284 | ·</span><span·class="p"·data-group-id=" | 284 | ·</span><span·class="p"·data-group-id="3330910717-14">{</span><span·class="ss">proto_dist</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-15">[</span><span·class="s">"inet_tls"</span><span·class="p"·data-group-id="3330910717-15">]</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·17,·SHA:·035c6e1310ea2bd15a2c42d629ea082a44aee690b43e4fb0e38e53a319349018·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 285 | ·</span><span·class="p"·data-group-id=" | 285 | ·</span><span·class="p"·data-group-id="3330910717-16">{</span><span·class="ss">ssl_dist_opt</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-17">[</span><span·class="s">"server_certfile"</span><span·class="p">,</span><span·class="s">"/home/me/ssl/erlserver.[·...·truncated·by·diffoscope;·len:·111,·SHA:·fe3fada1045aed13148502943c3e2211ea0cc2b1d2b0036369151ea4ac4e4852·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 286 | ·</span><span·class="p"·data-group-id=" | 286 | ·</span><span·class="p"·data-group-id="3330910717-18">{</span><span·class="ss">ssl_dist_opt</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-19">[</span><span·class="s">"server_secure_renegotiate"</span><span·class="p">,</span><span·class="s">"true"</span><span·class="p">,</span><span·class="w"> |
| 287 | ················</span><span·class="s">"client_secure_renegotiate"</span><span·class="p">,</span><span·class="s">"true"</span><span·class="p"·data-group-id=" | 287 | ················</span><span·class="s">"client_secure_renegotiate"</span><span·class="p">,</span><span·class="s">"true"</span><span·class="p"·data-group-id="3330910717-19">]</span><span·class="w"> |
| 288 | ·</span><span·class="p"·data-group-id=" | 288 | ·</span><span·class="p"·data-group-id="3330910717-20">{</span><span·class="ss">home</span><span·class="p">,</span><span·class="p"·data-group-id="3330910717-21">[</span><span·class="s">"/home/me"</span><span·class="p"·data-group-id="3330910717-21">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·95d7f8865ec8b5035436f83e730ff90684ccd92d7f0e819d6d401cafc73a61e6·...·]-20">}</span><span·class="p">]</span></code></pre><p>The·<code·class="inline">init:get_arguments()</code>·call·verifies·that·the·correct·arguments·are·supplied |
| 289 | to·the·emulator.</p> | 289 | to·the·emulator.</p> |
| 290 | </div> | 290 | </div> |
| 291 | <div·class="bottom-actions"·id="bottom-actions"> | 291 | <div·class="bottom-actions"·id="bottom-actions"> |
| 292 | ··<div·class="bottom-actions-item"> | 292 | ··<div·class="bottom-actions-item"> |
| 293 | ······<a·href="using_ssl.html"·class="bottom-actions-button"·rel="prev"> | 293 | ······<a·href="using_ssl.html"·class="bottom-actions-button"·rel="prev"> |
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| 334 | ······<p·class="built-using"> | 334 | ······<p·class="built-using"> |
| 335 | ········Built·using | 335 | ········Built·using |
| 336 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 336 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 337 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 337 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 338 | ······</p> | 338 | ······</p> |
| 339 | <p>Copyright·©·1996-202 | 339 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 340 | ····</footer> | 340 | ····</footer> |
| 341 | ··</div> | 341 | ··</div> |
| 342 | </main> | 342 | </main> |
| 343 | </div> | 343 | </div> |
| 344 | <script> | 344 | <script> |
| 345 | ··function·mermaidLoaded()·{ | 345 | ··function·mermaidLoaded()·{ |
| 346 | ····mermaid.initialize({ | 346 | ····mermaid.initialize({ |
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| 275 | ······<p·class="built-using"> | 275 | ······<p·class="built-using"> |
| 276 | ········Built·using | 276 | ········Built·using |
| 277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 277 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 278 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 279 | ······</p> | 279 | ······</p> |
| 280 | <p>Copyright·©·1996-202 | 280 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 281 | ····</footer> | 281 | ····</footer> |
| 282 | ··</div> | 282 | ··</div> |
| 283 | </main> | 283 | </main> |
| 284 | </div> | 284 | </div> |
| 285 | <script> | 285 | <script> |
| 286 | ··function·mermaidLoaded()·{ | 286 | ··function·mermaidLoaded()·{ |
| 287 | ····mermaid.initialize({ | 287 | ····mermaid.initialize({ |
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| 695 | ······<p·class="built-using"> | 695 | ······<p·class="built-using"> |
| 696 | ········Built·using | 696 | ········Built·using |
| 697 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 697 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 698 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 698 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 699 | ······</p> | 699 | ······</p> |
| 700 | <p>Copyright·©·1996-202 | 700 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 701 | ····</footer> | 701 | ····</footer> |
| 702 | ··</div> | 702 | ··</div> |
| 703 | </main> | 703 | </main> |
| 704 | </div> | 704 | </div> |
| 705 | <script> | 705 | <script> |
| 706 | ··function·mermaidLoaded()·{ | 706 | ··function·mermaidLoaded()·{ |
| 707 | ····mermaid.initialize({ | 707 | ····mermaid.initialize({ |
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| 256 | ······<p·class="built-using"> | 256 | ······<p·class="built-using"> |
| 257 | ········Built·using | 257 | ········Built·using |
| 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 260 | ······</p> | 260 | ······</p> |
| 261 | <p>Copyright·©·1996-202 | 261 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 262 | ····</footer> | 262 | ····</footer> |
| 263 | ··</div> | 263 | ··</div> |
| 264 | </main> | 264 | </main> |
| 265 | </div> | 265 | </div> |
| 266 | <script> | 266 | <script> |
| 267 | ··function·mermaidLoaded()·{ | 267 | ··function·mermaidLoaded()·{ |
| 268 | ····mermaid.initialize({ | 268 | ····mermaid.initialize({ |
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| 26 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 26 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 27 | dist/lato-latin-400-normal-W7754I4D.woff2 | 27 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 29 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 29 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 30 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 30 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 31 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 31 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 32 | dist/remixicon-NKANDIL5.woff2 | 32 | dist/remixicon-NKANDIL5.woff2 |
| 33 | dist/search_data- | 33 | dist/search_data-A1A25C0C.js |
| 34 | dist/sidebar_items-3345C785.js | 34 | dist/sidebar_items-3345C785.js |
| 35 | edlin.html | 35 | edlin.html |
| 36 | edlin_expand.html | 36 | edlin_expand.html |
| 37 | epp.html | 37 | epp.html |
| 38 | erl_anno.html | 38 | erl_anno.html |
| 39 | erl_error.html | 39 | erl_error.html |
| 40 | erl_eval.html | 40 | erl_eval.html |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 823 | ······<p·class="built-using"> | 823 | ······<p·class="built-using"> |
| 824 | ········Built·using | 824 | ········Built·using |
| 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 827 | ······</p> | 827 | ······</p> |
| 828 | <p>Copyright·©·1996-202 | 828 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 829 | ····</footer> | 829 | ····</footer> |
| 830 | ··</div> | 830 | ··</div> |
| 831 | </main> | 831 | </main> |
| 832 | </div> | 832 | </div> |
| 833 | <script> | 833 | <script> |
| 834 | ··function·mermaidLoaded()·{ | 834 | ··function·mermaidLoaded()·{ |
| 835 | ····mermaid.initialize({ | 835 | ····mermaid.initialize({ |
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| 143 | ··</a> | 143 | ··</a> |
| 144 | ··<span·class="text">Quick·start</span> | 144 | ··<span·class="text">Quick·start</span> |
| 145 | </h2> | 145 | </h2> |
| 146 | <p><code·class="inline">argparse</code>·is·designed·to·work·with·<a·href="../../../../erts-15.2.3/doc/html/escript_cmd.html"><code·class="inline">escript</code></a>.·The | 146 | <p><code·class="inline">argparse</code>·is·designed·to·work·with·<a·href="../../../../erts-15.2.3/doc/html/escript_cmd.html"><code·class="inline">escript</code></a>.·The |
| 147 | example·below·is·a·fully·functioning·Erlang·program·accepting·two·command·line | 147 | example·below·is·a·fully·functioning·Erlang·program·accepting·two·command·line |
| 148 | arguments·and·printing·their·product.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript | 148 | arguments·and·printing·their·product.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ch">#!/usr/bin/env·escript |
| 149 | </span><span·class="w"> | 149 | </span><span·class="w"> |
| 150 | </span><span·class="nf">main</span><span·class="p"·data-group-id="3 | 150 | </span><span·class="nf">main</span><span·class="p"·data-group-id="3990372520-1">(</span><span·class="n">Args</span><span·class="p"·data-group-id="3990372520-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ····</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="3 | 151 | ····</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="3990372520-2">(</span><span·class="n">Args</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">cli</span><span·class="p"·data-group-id="3990372520-3">(</span><span·class="p"·data-group-id="3990372520-3">)</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·304,·SHA:·96af010e7ef5354d747432c4c7f1cb3f15e4291e84cc91a8343629d4e67ad479·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 152 | </span><span·class="nf">cli</span><span·class="p"·data-group-id="3 | 152 | </span><span·class="nf">cli</span><span·class="p"·data-group-id="3990372520-5">(</span><span·class="p"·data-group-id="3990372520-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ····</span><span·class="p"·data-group-id="3 | 153 | ····</span><span·class="p"·data-group-id="3990372520-6">#{</span><span·class="w"> |
| 154 | ········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3 | 154 | ········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3990372520-7">[</span><span·class="w"> |
| 155 | ············</span><span·class="p"·data-group-id="3 | 155 | ············</span><span·class="p"·data-group-id="3990372520-8">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">left</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·122,·SHA:·3beb9b8a832410acfbc1325d5dc36cd86df55861d8a13661412e95d927f9c44d·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 156 | ············</span><span·class="p"·data-group-id="3 | 156 | ············</span><span·class="p"·data-group-id="3990372520-9">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">right</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">type</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·123,·SHA:·908b6fa3b0b2cf401b6c600585f4ffff91bf8d98da257d542c9d0286020147e6·...·]-9">}</span><span·class="w"> |
| 157 | ········</span><span·class="p"·data-group-id="3 | 157 | ········</span><span·class="p"·data-group-id="3990372520-7">]</span><span·class="p">,</span><span·class="w"> |
| 158 | ········</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> | 158 | ········</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w"> |
| 159 | ············</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3 | 159 | ············</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3990372520-10">(</span><span·class="p"·data-group-id="3990372520-11">#{</span><span·class="ss">left</span><span·class="w">·</span><span·class="p">:=</span><span·class="w">·</span><span·class="n">Left</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·222,·SHA:·648b3b15f205bccda04dc80ad51b55a9e20c4b0163ff3f25013d1df0773753b8·...·]-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 160 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3 | 160 | ················</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3990372520-12">(</span><span·class="s">"</span><span·class="si">~b</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3990372520-13">[</span><span·class="n">Left</[·...·truncated·by·diffoscope;·len:·200,·SHA:·6e64f3e9f33969882a542eb7866d6c670de9618d5d3f8a3869700ef6601b82ee·...·]-12">)</span><span·class="w"> |
| 161 | ············</span><span·class="k">end</span><span·class="w"> | 161 | ············</span><span·class="k">end</span><span·class="w"> |
| 162 | ····</span><span·class="p"·data-group-id="3 | 162 | ····</span><span·class="p"·data-group-id="3990372520-6">}</span><span·class="p">.</span></code></pre><p>Running·this·script·with·no·arguments·results·in·an·error,·accompanied·by·the |
| 163 | usage·information.</p><p>The·<code·class="inline">cli</code>·function·defines·a·single·command·with·embedded·handler·accepting·a | 163 | usage·information.</p><p>The·<code·class="inline">cli</code>·function·defines·a·single·command·with·embedded·handler·accepting·a |
| 164 | map.·Keys·of·the·map·are·argument·names·as·defined·by·the·<code·class="inline">argument</code>·field·of | 164 | map.·Keys·of·the·map·are·argument·names·as·defined·by·the·<code·class="inline">argument</code>·field·of |
| 165 | the·command,·<code·class="inline">left</code>·and·<code·class="inline">right</code>·in·the·example.·Values·are·taken·from·the | 165 | the·command,·<code·class="inline">left</code>·and·<code·class="inline">right</code>·in·the·example.·Values·are·taken·from·the |
| 166 | command·line,·and·converted·into·integers,·as·requested·by·the·type | 166 | command·line,·and·converted·into·integers,·as·requested·by·the·type |
| 167 | specification.·Both·arguments·in·the·example·above·are·required·(and·therefore | 167 | specification.·Both·arguments·in·the·example·above·are·required·(and·therefore |
| 168 | defined·as·positional).</p><h2·id="module-command-hierarchy"·class="section-heading"> | 168 | defined·as·positional).</p><h2·id="module-command-hierarchy"·class="section-heading"> |
| 169 | ··<a·href="#module-command-hierarchy"·class="hover-link"> | 169 | ··<a·href="#module-command-hierarchy"·class="hover-link"> |
| 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 171 | ··</a> | 171 | ··</a> |
| 172 | ··<span·class="text">Command·hierarchy</span> | 172 | ··<span·class="text">Command·hierarchy</span> |
| 173 | </h2> | 173 | </h2> |
| 174 | <p>A·command·may·contain·nested·commands,·forming·a·hierarchy.·Arguments·defined·at | 174 | <p>A·command·may·contain·nested·commands,·forming·a·hierarchy.·Arguments·defined·at |
| 175 | the·upper·level·command·are·automatically·added·to·all·nested·commands.·Nested | 175 | the·upper·level·command·are·automatically·added·to·all·nested·commands.·Nested |
| 176 | commands·example·(assuming·<code·class="inline">progname</code>·is·<code·class="inline">nested</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id=" | 176 | commands·example·(assuming·<code·class="inline">progname</code>·is·<code·class="inline">nested</code>):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id="0488417584-1">(</span><span·class="p"·data-group-id="0488417584-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 177 | ··</span><span·class="p"·data-group-id=" | 177 | ··</span><span·class="p"·data-group-id="0488417584-2">#{</span><span·class="w"> |
| 178 | ····</span><span·class="c1">%%·top·level·argument·applicable·to·all·commands</span><span·class="w"> | 178 | ····</span><span·class="c1">%%·top·level·argument·applicable·to·all·commands</span><span·class="w"> |
| 179 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 179 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-3">[</span><span·class="p"·data-group-id="0488417584-4">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">top</span><span·class="p"·data-group-id="0488417584-4">}</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·7e5996f5ace0ed3514843b017c617de2be417997ebdfefca2450d3433999a942·...·]-3">]</span><span·class="p">,</span><span·class="w"> |
| 180 | ······</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 180 | ······</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-5">#{</span><span·class="w"> |
| 181 | ········</span><span·class="s">"first"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 181 | ········</span><span·class="s">"first"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-6">#{</span><span·class="w"> |
| 182 | ··········</span><span·class="c1">%%·argument·applicable·to·"first"·command·and</span><span·class="w"> | 182 | ··········</span><span·class="c1">%%·argument·applicable·to·"first"·command·and</span><span·class="w"> |
| 183 | ··········</span><span·class="c1">%%··all·commands·nested·into·"first"</span><span·class="w"> | 183 | ··········</span><span·class="c1">%%··all·commands·nested·into·"first"</span><span·class="w"> |
| 184 | ··········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 184 | ··········</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-7">[</span><span·class="p"·data-group-id="0488417584-8">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">mid</span><span·class="p"·data-group-id="0488417584-8">}</s[·...·truncated·by·diffoscope;·len:·45,·SHA:·7e5996f5ace0ed3514843b017c617de2be417997ebdfefca2450d3433999a942·...·]-7">]</span><span·class="p">,</span><span·class="w"> |
| 185 | ··········</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 185 | ··········</span><span·class="ss">commands</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-9">#{</span><span·class="w"> |
| 186 | ············</span><span·class="s">"second"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 186 | ············</span><span·class="s">"second"</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-10">#{</span><span·class="w"> |
| 187 | ··············</span><span·class="c1">%%·argument·only·applicable·for·"second"·command</span><span·class="w"> | 187 | ··············</span><span·class="c1">%%·argument·only·applicable·for·"second"·command</span><span·class="w"> |
| 188 | ··············</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 188 | ··············</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-11">[</span><span·class="p"·data-group-id="0488417584-12">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">bottom</span><span·class="p"·data-group-id="0488417584-12[·...·truncated·by·diffoscope;·len:·51,·SHA:·1d1877ce010bb306285b781fcde6170ac7a9af78a3d63c0e96ab9e0182953808·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 189 | ··············</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 189 | ··············</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0488417584-13">(</span><span·class="n">A</span><span·class="p"·data-group-id="0488417584-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span[·...·truncated·by·diffoscope;·len:·386,·SHA:·d8359de3bc388607f563578a153a8c7bca9025c9d62966797af41a9c287fd0fb·...·]-14">)</span><span·class="w">·</span><span·class="k">end</span><span·class="w"> |
| 190 | ··········</span><span·class="p"·data-group-id=" | 190 | ··········</span><span·class="p"·data-group-id="0488417584-10">}</span><span·class="w"> |
| 191 | ········</span><span·class="p"·data-group-id=" | 191 | ········</span><span·class="p"·data-group-id="0488417584-9">}</span><span·class="w"> |
| 192 | ······</span><span·class="p"·data-group-id=" | 192 | ······</span><span·class="p"·data-group-id="0488417584-6">}</span><span·class="w"> |
| 193 | ····</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="p"·data-group-id="0488417584-5">}</span><span·class="w"> |
| 194 | ··</span><span·class="p"·data-group-id=" | 194 | ··</span><span·class="p"·data-group-id="0488417584-2">}</span><span·class="p">.</span></code></pre><p>In·the·example·above,·a·3-level·hierarchy·is·defined.·First·is·the·script·itself |
| 195 | (<code·class="inline">nested</code>),·accepting·the·only·argument·<code·class="inline">top</code>.·Since·it·has·no·associated | 195 | (<code·class="inline">nested</code>),·accepting·the·only·argument·<code·class="inline">top</code>.·Since·it·has·no·associated |
| 196 | handler,·<a·href="#run/3"><code·class="inline">run/3</code></a>·will·not·accept·user·input·omitting·nested·command·selection. | 196 | handler,·<a·href="#run/3"><code·class="inline">run/3</code></a>·will·not·accept·user·input·omitting·nested·command·selection. |
| 197 | For·this·example,·user·has·to·supply·5·arguments·in·the·command·line,·two·being | 197 | For·this·example,·user·has·to·supply·5·arguments·in·the·command·line,·two·being |
| 198 | command·names,·and·another·3·-·required·positional·arguments:</p><pre><code·class="text">./nested.erl·one·first·second·two·three | 198 | command·names,·and·another·3·-·required·positional·arguments:</p><pre><code·class="text">./nested.erl·one·first·second·two·three |
| 199 | #{top·=>·"one",mid·=>·"two",bottom·=>·"three"}</code></pre><p>Commands·have·preference·over·positional·argument·values.·In·the·example·above, | 199 | #{top·=>·"one",mid·=>·"two",bottom·=>·"three"}</code></pre><p>Commands·have·preference·over·positional·argument·values.·In·the·example·above, |
| 200 | commands·and·positional·arguments·are·interleaving,·and·<code·class="inline">argparse</code>·matches | 200 | commands·and·positional·arguments·are·interleaving,·and·<code·class="inline">argparse</code>·matches |
| 201 | command·name·first.</p><h2·id="module-arguments"·class="section-heading"> | 201 | command·name·first.</p><h2·id="module-arguments"·class="section-heading"> |
| Offset 206, 22 lines modified | Offset 206, 22 lines modified | ||
| 206 | ··<span·class="text">Arguments</span> | 206 | ··<span·class="text">Arguments</span> |
| 207 | </h2> | 207 | </h2> |
| 208 | <p><code·class="inline">argparse</code>·supports·positional·and·optional·arguments.·Optional·arguments,·or | 208 | <p><code·class="inline">argparse</code>·supports·positional·and·optional·arguments.·Optional·arguments,·or |
| 209 | options·for·short,·must·be·prefixed·with·a·special·character·(<code·class="inline">-</code>·is·the·default | 209 | options·for·short,·must·be·prefixed·with·a·special·character·(<code·class="inline">-</code>·is·the·default |
| 210 | on·all·operating·systems).·Both·options·and·positional·arguments·have·1·or·more | 210 | on·all·operating·systems).·Both·options·and·positional·arguments·have·1·or·more |
| 211 | associated·values.·See·<a·href="#t:argument/0"><code·class="inline">argument·specification</code></a>·to·find·more | 211 | associated·values.·See·<a·href="#t:argument/0"><code·class="inline">argument·specification</code></a>·to·find·more |
| 212 | details·about·supported·combinations.</p><p>In·the·user·input,·short·options·may·be·concatenated·with·their·values.·Long | 212 | details·about·supported·combinations.</p><p>In·the·user·input,·short·options·may·be·concatenated·with·their·values.·Long |
| 213 | options·support·values·separated·by·<code·class="inline">=</code>.·Consider·this·definition:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id=" | 213 | options·support·values·separated·by·<code·class="inline">=</code>.·Consider·this·definition:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">cli</span><span·class="p"·data-group-id="3821619307-1">(</span><span·class="p"·data-group-id="3821619307-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 214 | ··</span><span·class="p"·data-group-id=" | 214 | ··</span><span·class="p"·data-group-id="3821619307-2">#{</span><span·class="w"> |
| 215 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 215 | ····</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3821619307-3">[</span><span·class="w"> |
| 216 | ······</span><span·class="p"·data-group-id=" | 216 | ······</span><span·class="p"·data-group-id="3821619307-4">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">long</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">long</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·132,·SHA:·f0b9e77892a2a4d5e9aec4ae8f88bcf018ac20b47072b24c2ab621005adead7d·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 217 | ······</span><span·class="p"·data-group-id=" | 217 | ······</span><span·class="p"·data-group-id="3821619307-5">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">short</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">short</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·120,·SHA:·b898763b4f382abe0d54981427242edc49eed741492b298a67084dc9d935d740·...·]-5">}</span><span·class="w"> |
| 218 | ····</span><span·class="p"·data-group-id=" | 218 | ····</span><span·class="p"·data-group-id="3821619307-3">]</span><span·class="p">,</span><span·class="w"> |
| 219 | ····</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id=" | 219 | ····</span><span·class="ss">handler</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3821619307-6">(</span><span·class="n">Args</span><span·class="p"·data-group-id="3821619307-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</spa[·...·truncated·by·diffoscope;·len:·387,·SHA:·3ad38c4215567ae9f1a73f73b3def7d9bbbb14ac5505a551832f1bcf72e7e24c·...·]-7">)</span><span·class="w">·</span><span·class="k">end</span><span·class="w"> |
| 220 | ··</span><span·class="p"·data-group-id=" | 220 | ··</span><span·class="p"·data-group-id="3821619307-2">}</span><span·class="p">.</span></code></pre><p>Running·<code·class="inline">./args·--long=VALUE</code>·prints·<code·class="inline">#{long·=>·"VALUE"}</code>,·running |
| 221 | <code·class="inline">./args·-sVALUE</code>·prints·<code·class="inline">#{short·=>·"VALUE"}</code></p><p><code·class="inline">argparse</code>·supports·boolean·flags·concatenation:·it·is·possible·to·shorten | 221 | <code·class="inline">./args·-sVALUE</code>·prints·<code·class="inline">#{short·=>·"VALUE"}</code></p><p><code·class="inline">argparse</code>·supports·boolean·flags·concatenation:·it·is·possible·to·shorten |
| 222 | <code·class="inline">-r·-f·-v</code>·to·<code·class="inline">-rfv</code>.</p><p>Shortened·option·names·are·not·supported:·it·is·not·possible·to·use·<code·class="inline">--my-argum</code> | 222 | <code·class="inline">-r·-f·-v</code>·to·<code·class="inline">-rfv</code>.</p><p>Shortened·option·names·are·not·supported:·it·is·not·possible·to·use·<code·class="inline">--my-argum</code> |
| 223 | instead·of·<code·class="inline">--my-argument-name</code>·even·when·such·option·can·be·unambiguously | 223 | instead·of·<code·class="inline">--my-argument-name</code>·even·when·such·option·can·be·unambiguously |
| 224 | found.</p> | 224 | found.</p> |
| 225 | ····</section> | 225 | ····</section> |
| 226 | </div> | 226 | </div> |
| Offset 598, 119 lines modified | Offset 598, 119 lines modified | ||
| 598 | as·optional.·Optional·arguments·do·not·have·specific·order·and·may·appear | 598 | as·optional.·Optional·arguments·do·not·have·specific·order·and·may·appear |
| 599 | anywhere·in·the·command·line.·Positional·arguments·are·ordered·the·same·way·as | 599 | anywhere·in·the·command·line.·Positional·arguments·are·ordered·the·same·way·as |
| 600 | they·appear·in·the·arguments·list·of·the·command·specification.</p><p>By·default,·all·positional·arguments·must·be·present·in·the·command·line.·The | 600 | they·appear·in·the·arguments·list·of·the·command·specification.</p><p>By·default,·all·positional·arguments·must·be·present·in·the·command·line.·The |
| 601 | parser·will·return·an·error·otherwise.·Options,·however,·may·be·omitted,·in | 601 | parser·will·return·an·error·otherwise.·Options,·however,·may·be·omitted,·in |
| 602 | which·case·resulting·argument·map·will·either·contain·the·default·value,·or·not | 602 | which·case·resulting·argument·map·will·either·contain·the·default·value,·or·not |
| 603 | have·the·key·at·all.</p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Sets·the·argument·name·in·the·parsed·argument·map.·If·<code·class="inline">help</code>·is | 603 | have·the·key·at·all.</p><ul><li><p><strong><code·class="inline">name</code></strong>·-·Sets·the·argument·name·in·the·parsed·argument·map.·If·<code·class="inline">help</code>·is |
| 604 | not·defined,·name·is·also·used·to·generate·the·default·usage·message.</p></li><li><p><strong><code·class="inline">short</code></strong>·-·Defines·a·short·(single·character)·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Define·a·command·accepting·argument·named·myarg,·with·short·form·$a:</span><span·class="gp·unselectable"> | 604 | not·defined,·name·is·also·used·to·generate·the·default·usage·message.</p></li><li><p><strong><code·class="inline">short</code></strong>·-·Defines·a·short·(single·character)·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Define·a·command·accepting·argument·named·myarg,·with·short·form·$a:</span><span·class="gp·unselectable"> |
| 605 | 1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 605 | 1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5525099847-1">#{</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5525099847-2">[</span><span·class="p"·data-group-id="5525099847-3">#{</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·442,·SHA:·0bd265c54b924060ab7d683170a6be5f11fc4107c054ab9cf50e2197331bdcd8·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 606 | </span><span·class="c1">%%·Parse·command·line·"-a·str":</span><span·class="gp·unselectable"> | 606 | </span><span·class="c1">%%·Parse·command·line·"-a·str":</span><span·class="gp·unselectable"> |
| 607 | 2>·</span><span·class="p"·data-group-id=" | 607 | 2>·</span><span·class="p"·data-group-id="5525099847-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·620,·SHA:·15018c477034e95c14f9f5122d28ad5cd57776e83eb8c9e47af31a5006ec9e0a·...·]-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 608 | </span><span·class="p"·data-group-id=" | 608 | </span><span·class="p"·data-group-id="5525099847-7">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"str"</span><span·class="p"·data-group-id="5525099847-7">}</span><span·class="w"> |
| 609 | </span><span·class="c1">%%·Option·value·can·be·concatenated·with·the·switch:·"-astr"</span><span·class="gp·unselectable"> | 609 | </span><span·class="c1">%%·Option·value·can·be·concatenated·with·the·switch:·"-astr"</span><span·class="gp·unselectable"> |
| 610 | 3>·</span><span·class="p"·data-group-id=" | 610 | 3>·</span><span·class="p"·data-group-id="5525099847-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·539,·SHA:·96098500bc9c1485c573fa05b8bbdf2cb09cd283432a979cb45f9a8600c948a4·...·]-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 611 | </span><span·class="p"·data-group-id=" | 611 | </span><span·class="p"·data-group-id="5525099847-11">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"str"</span><span·class="p"·data-group-id="5525099847-11">}</span></code></pre><p>By·default·all·options·expect·a·single·value·following·the·option·switch.·The |
| 612 | only·exception·is·an·option·of·a·boolean·type.</p></li><li><p><strong><code·class="inline">long</code></strong>·-·Defines·a·long·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 612 | only·exception·is·an·option·of·a·boolean·type.</p></li><li><p><strong><code·class="inline">long</code></strong>·-·Defines·a·long·form·of·an·optional·argument.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1701307584-1">#{</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="1701307584-2">[</span><span·class="p"·data-group-id="1701307584-3">#{</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·454,·SHA:·3888427a057582661de568989d27895a90e5d5b5247119c0919bdbd6070ec77f·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 613 | </span><span·class="c1">%%·Parse·command·line·"-name·Erlang":</span><span·class="gp·unselectable"> | 613 | </span><span·class="c1">%%·Parse·command·line·"-name·Erlang":</span><span·class="gp·unselectable"> |
| 614 | 2>·</span><span·class="p"·data-group-id=" | 614 | 2>·</span><span·class="p"·data-group-id="1701307584-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·626,·SHA:·db13dae4ce1af6f9fd31b0ca030623351584f67eb70bd602d3cd02c7ffc5f563·...·]-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 615 | </span><span·class="p"·data-group-id=" | 615 | </span><span·class="p"·data-group-id="1701307584-7">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"Erlang"</span><span·class="p"·data-group-id="1701307584-7">}</span><span·class="w"> |
| 616 | </span><span·class="c1">%%·Or·use·"="·to·separate·the·switch·and·the·value:</span><span·class="gp·unselectable"> | 616 | </span><span·class="c1">%%·Or·use·"="·to·separate·the·switch·and·the·value:</span><span·class="gp·unselectable"> |
| 617 | 3>·</span><span·class="p"·data-group-id=" | 617 | 3>·</span><span·class="p"·data-group-id="1701307584-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·546,·SHA:·e463433b95812661837d15265f280c864204dddf3a8d85313266e808026cd34d·...·]-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArgMap</span><span·class="p">.</span><span·class="w"> |
| 618 | </span><span·class="p"·data-group-id=" | 618 | </span><span·class="p"·data-group-id="1701307584-11">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"Erlang"</span><span·class="p"·data-group-id="1701307584-11">}</span></code></pre><p>If·neither·<code·class="inline">short</code>·not·<code·class="inline">long</code>·is·defined,·the·argument·is·treated·as |
| 619 | positional.</p></li><li><p><strong><code·class="inline">required</code></strong>·-·Forces·the·parser·to·expect·the·argument·to·be·present·in·the | 619 | positional.</p></li><li><p><strong><code·class="inline">required</code></strong>·-·Forces·the·parser·to·expect·the·argument·to·be·present·in·the |
| 620 | command·line.·By·default,·all·positional·argument·are·required,·and·all | 620 | command·line.·By·default,·all·positional·argument·are·required,·and·all |
| 621 | options·are·not.</p></li><li><p><strong><code·class="inline">default</code></strong>·-·Specifies·the·default·value·to·put·in·the·parsed·argument·map | 621 | options·are·not.</p></li><li><p><strong><code·class="inline">default</code></strong>·-·Specifies·the·default·value·to·put·in·the·parsed·argument·map |
| 622 | if·the·value·is·not·supplied·in·the·command·line.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="36 | 622 | if·the·value·is·not·supplied·in·the·command·line.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="4364250353-1">(</span><span·class="p"·data-group-id="4364250353-2">[</span><span·class="p"·data-group-id="4364250353-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4364250353-3">#{</span><span·class="ss">arguments[·...·truncated·by·diffoscope;·len:·702,·SHA:·b06ab5d3225cc416ba406003815cc38cd9cfa40b3503b452449f431995dd095c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 623 | </span><span·class="p"·data-group-id="36 | 623 | </span><span·class="p"·data-group-id="4364250353-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4364250353-7">#{</span><span·class="p"·data-group-id="4364250353-7">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 624 | 2>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="36 | 624 | 2>·</span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="4364250353-8">(</span><span·class="p"·data-group-id="4364250353-9">[</span><span·class="p"·data-group-id="4364250353-9">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4364250353-10">#{</span><span·class="ss">argument[·...·truncated·by·diffoscope;·len:·901,·SHA:·6339b35a924a9c89a4bc2a96c6ad6a9ad880d20d226e21dc1672ab6df0f57d8f·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 625 | </span><span·class="p"·data-group-id="36 | 625 | </span><span·class="p"·data-group-id="4364250353-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4364250353-14">#{</span><span·class="ss">myarg</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"d[·...·truncated·by·diffoscope;·len:·56,·SHA:·a1d5299ac7f5e6167067184f8d4ad7e1a927b75e78e9571238faa4a3ff9f4a9a·...·]-14">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre></li><li><p><strong><code·class="inline">type</code></strong>·-·Defines·type·conversion·and·validation·routine.·The·default·is |
| 626 | <code·class="inline">string</code>,·assuming·no·conversion.</p></li><li><p><strong><code·class="inline">nargs</code></strong>·-·Defines·the·number·of·following·arguments·to·consume·from·the | 626 | <code·class="inline">string</code>,·assuming·no·conversion.</p></li><li><p><strong><code·class="inline">nargs</code></strong>·-·Defines·the·number·of·following·arguments·to·consume·from·the |
| 627 | command·line.·By·default,·the·parser·consumes·the·next·argument·and·converts | 627 | command·line.·By·default,·the·parser·consumes·the·next·argument·and·converts |
| 628 | it·into·an·Erlang·term·according·to·the·specified·type.</p><ul><li><p><strong><a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></strong>·-·Consume·exactly·this·number·of·positional·arguments, | 628 | it·into·an·Erlang·term·according·to·the·specified·type.</p><ul><li><p><strong><a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:pos_integer/0"><code·class="inline">pos_integer/0</code></a></strong>·-·Consume·exactly·this·number·of·positional·arguments, |
| 629 | fail·if·there·is·not·enough.·Value·in·the·argument·map·contains·a·list·of | 629 | fail·if·there·is·not·enough.·Value·in·the·argument·map·contains·a·list·of |
| 630 | exactly·this·length.·Example,·defining·a·positional·argument·expecting·3 | 630 | exactly·this·length.·Example,·defining·a·positional·argument·expecting·3 |
| 631 | integer·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 631 | integer·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Cmd</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2546984591-1">#{</span><span·class="ss">arguments</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="2546984591-2">[</span><span·class="p"·data-group-id="2546984591-3">#{</span><span·class="ss">[·...·truncated·by·diffoscope;·len:·623,·SHA:·3e9e021c9eda20221f1248546309ede4a908efa40a65204a3d61e55ed37f589d·...·]-1">}</span><span·class="p">,</span><span·class="w"> |
| 632 | </span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 632 | </span><span·class="nc">argparse</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="2546984591-4">(</span><span·class="p"·data-group-id="2546984591-5">[</span><span·class="s">"1"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"2"</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·191,·SHA:·6cdb3211b437daad3e914cb8f28fa9feb846bb270f6d6f73665e3b9f2283b74c·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
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| 132 | is·used·for·entries·that·have·not·been·explicitly·set.</p><p>Arrays·uses·<em>zero</em>-based·indexing.·This·is·a·deliberate·design·choice·and | 132 | is·used·for·entries·that·have·not·been·explicitly·set.</p><p>Arrays·uses·<em>zero</em>-based·indexing.·This·is·a·deliberate·design·choice·and |
| 133 | differs·from·other·Erlang·data·structures,·for·example,·tuples.</p><p>Unless·specified·by·the·user·when·the·array·is·created,·the·default·value·is·the | 133 | differs·from·other·Erlang·data·structures,·for·example,·tuples.</p><p>Unless·specified·by·the·user·when·the·array·is·created,·the·default·value·is·the |
| 134 | atom·<code·class="inline">undefined</code>.·There·is·no·difference·between·an·unset·entry·and·an·entry | 134 | atom·<code·class="inline">undefined</code>.·There·is·no·difference·between·an·unset·entry·and·an·entry |
| 135 | that·has·been·explicitly·set·to·the·same·value·as·the·default·one·(compare | 135 | that·has·been·explicitly·set·to·the·same·value·as·the·default·one·(compare |
| 136 | <a·href="#reset/2"><code·class="inline">reset/2</code></a>).·If·you·need·to·differentiate·between·unset·and·set·entries,·ensure | 136 | <a·href="#reset/2"><code·class="inline">reset/2</code></a>).·If·you·need·to·differentiate·between·unset·and·set·entries,·ensure |
| 137 | that·the·default·value·cannot·be·confused·with·the·values·of·set·entries.</p><p>The·array·never·shrinks·automatically.·If·an·index·<code·class="inline">I</code>·has·been·used·to·set·an | 137 | that·the·default·value·cannot·be·confused·with·the·values·of·set·entries.</p><p>The·array·never·shrinks·automatically.·If·an·index·<code·class="inline">I</code>·has·been·used·to·set·an |
| 138 | entry·successfully,·all·indices·in·the·range·<code·class="inline">[0,I]</code>·stay·accessible·unless·the | 138 | entry·successfully,·all·indices·in·the·range·<code·class="inline">[0,I]</code>·stay·accessible·unless·the |
| 139 | array·size·is·explicitly·changed·by·calling·<a·href="#resize/2"><code·class="inline">resize/2</code></a>.</p><p><em>Examples:</em></p><p>Create·a·fixed-size·array·with·entries·0-9·set·to·<code·class="inline">undefined</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 139 | array·size·is·explicitly·changed·by·calling·<a·href="#resize/2"><code·class="inline">resize/2</code></a>.</p><p><em>Examples:</em></p><p>Create·a·fixed-size·array·with·entries·0-9·set·to·<code·class="inline">undefined</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="6260315476-1">(</span><span·class="mi">10</span><span·class="p"·data-group-id="6260315476-1">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="mi">10</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id=" | 140 | </span><span·class="mi">10</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id="6260315476-2">(</span><span·class="n">A0</span><span·class="p"·data-group-id="6260315476-2">)</span><span·class="p">.</span></code></pre><p>Create·an·extendible·array·and·set·entry·17·to·<code·class="inline">true</code>,·causing·the·array·to·grow |
| 141 | automatically:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">set</span><span·class="p"·data-group-id=" | 141 | automatically:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">set</span><span·class="p"·data-group-id="1046112180-1">(</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><spa[·...·truncated·by·diffoscope;·len:·143,·SHA:·2b9bc9143086722e25010b62d02573d9c7ab13c0e5147a64874abde3685745c1·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 142 | </span><span·class="mi">18</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id=" | 142 | </span><span·class="mi">18</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">size</span><span·class="p"·data-group-id="1046112180-3">(</span><span·class="n">A1</span><span·class="p"·data-group-id="1046112180-3">)</span><span·class="p">.</span></code></pre><p>Read·back·a·stored·value:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">true</span><span·class[·...·truncated·by·diffoscope;·len:·862,·SHA:·b8aa39549bf5f6fca89cf3fffe34c2580a8093b433b34059be5d70c13ead3e1f·...·]-1">)</span></code></pre><p>Accessing·an·entry·beyond·the·last·set·entry·also·returns·the·default·value,·if |
| 143 | the·array·does·not·have·fixed·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">undefined</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 143 | the·array·does·not·have·fixed·size:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">undefined</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="8069688405-1">(</span><span·class="mi">18</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A1</span><span·class="p"·data-group-id="8069688405-1">)</span><span·class="p">.</span></code></pre><p>"Sparse"·functions·ignore·defaul[·...·truncated·by·diffoscope;·len:·515,·SHA:·3442fce413c967ed3516a3fd2ce6afce52e3b191200cd6594ddd5c822455992c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p"·data-group-id="5232414247-2">[</span><span·class="p"·data-group-id="5232414247-3">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="5232414247-3">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5232414247-4">{</span><span·class="mi">17</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="5232414247-4">}</span><span·class="p"·data-group-id="5232414247-2">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">sparse_to_orddict</span><span·class="p"·data-group-id="5232414247-5">(</span><span·class="n">A2</span><span·class="p"·data-group-id="5232414247-5">)</span><span·class="p">.</span></code></pre><p>An·extendible·array·can·be·made·fixed-size·later:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">A3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">fix</span><span·class="p"·data-group-id="1814460239-1">(</span><span·class="n">A2</span><span·class="p"·data-group-id="1814460239-1">)</span><span·class="p">.</span></code></pre><p>A·fixed-size·array·does·not·grow·automatically·and·does·not·allow·accesses | ||
| 145 | 144 | </span><span·class="p"·data-group-id="7335876991-2">[</span><span·class="p"·data-group-id="7335876991-3">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="7335876991[·...·truncated·by·diffoscope;·len:·1181,·SHA:·538546520e6f2c181f867d84f868fd2fe459288e3ad993c30bab3c535a2a08b7·...·] | |
| 145 | beyond·the·last·set·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="5950605080-1">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="5950605080-2">{</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="5950605080-2">}</span><span·class="p"·data-group-id="5950605080-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="5950605080-3">(</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">array</span><span·class="p">:</span><span·class="nf">set</span><span·class="p"·data-group-id="5950605080-4">(</span><span·class="mi">18</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A3</span><span·class="p"·data-group-id="5950605080-4">)</span><span·class="p"·data-group-id="5950605080-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 146 | </span><span·class="p"·data-group-id=" | 146 | </span><span·class="p"·data-group-id="5950605080-5">{</span><span·class="ss">'EXIT'</span><span·class="p">,</span><span·class="p"·data-group-id="5950605080-6">{</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="5950605080[·...·truncated·by·diffoscope;·len:·568,·SHA:·08c3599e23a4959cf044a3fb09db3b937e4e5d034c302f4f896b7ec954c4fca4·...·]-7">)</span><span·class="p">.</span></code></pre> |
| 147 | ····</section> | 147 | ····</section> |
| 148 | </div> | 148 | </div> |
| 149 | ··<section·id="summary"·class="details-list"> | 149 | ··<section·id="summary"·class="details-list"> |
| 150 | ····<h1·class="section-heading"> | 150 | ····<h1·class="section-heading"> |
| 151 | ······<a·class="hover-link"·href="#summary"> | 151 | ······<a·class="hover-link"·href="#summary"> |
| Offset 1138, 15 lines modified | Offset 1138, 15 lines modified | ||
| 1138 | ······</div> | 1138 | ······</div> |
| 1139 | <p>Creates·a·new·array·according·to·the·specified·options.·By·default,·the·array·is | 1139 | <p>Creates·a·new·array·according·to·the·specified·options.·By·default,·the·array·is |
| 1140 | extendible·and·has·initial·size·zero.·Array·indices·start·at·<code·class="inline">0</code>.</p><p><code·class="inline">Options</code>·is·a·single·term·or·a·list·of·terms,·selected·from·the·following:</p><ul><li><p><strong><code·class="inline">N::integer()·>=·0</code>·or·<code·class="inline">{size,·N::integer()·>=·0}</code></strong>·-·Specifies·the·initial | 1140 | extendible·and·has·initial·size·zero.·Array·indices·start·at·<code·class="inline">0</code>.</p><p><code·class="inline">Options</code>·is·a·single·term·or·a·list·of·terms,·selected·from·the·following:</p><ul><li><p><strong><code·class="inline">N::integer()·>=·0</code>·or·<code·class="inline">{size,·N::integer()·>=·0}</code></strong>·-·Specifies·the·initial |
| 1141 | array·size;·this·also·implies·<code·class="inline">{fixed,·true}</code>.·If·<code·class="inline">N</code>·is·not·a·non-negative | 1141 | array·size;·this·also·implies·<code·class="inline">{fixed,·true}</code>.·If·<code·class="inline">N</code>·is·not·a·non-negative |
| 1142 | integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>.</p></li><li><p><strong><code·class="inline">fixed</code>·or·<code·class="inline">{fixed,·true}</code></strong>·-·Creates·a·fixed-size·array.·See·also·<a·href="#fix/1"><code·class="inline">fix/1</code></a>.</p></li><li><p><strong><code·class="inline">{fixed,·false}</code></strong>·-·Creates·an·extendible·(non-fixed-size)·array.</p></li><li><p><strong><code·class="inline">{default,·Value}</code></strong>·-·Sets·the·default·value·for·the·array·to·<code·class="inline">Value</code>.</p></li></ul><p>Options·are·processed·in·the·order·they·occur·in·the·list,·that·is,·later | 1142 | integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>.</p></li><li><p><strong><code·class="inline">fixed</code>·or·<code·class="inline">{fixed,·true}</code></strong>·-·Creates·a·fixed-size·array.·See·also·<a·href="#fix/1"><code·class="inline">fix/1</code></a>.</p></li><li><p><strong><code·class="inline">{fixed,·false}</code></strong>·-·Creates·an·extendible·(non-fixed-size)·array.</p></li><li><p><strong><code·class="inline">{default,·Value}</code></strong>·-·Sets·the·default·value·for·the·array·to·<code·class="inline">Value</code>.</p></li></ul><p>Options·are·processed·in·the·order·they·occur·in·the·list,·that·is,·later |
| 1143 | options·have·higher·precedence.</p><p>The·default·value·is·used·as·the·value·of·uninitialized·entries,·and·cannot·be | 1143 | options·have·higher·precedence.</p><p>The·default·value·is·used·as·the·value·of·uninitialized·entries,·and·cannot·be |
| 1144 | changed·once·the·array·has·been·created.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 1144 | changed·once·the·array·has·been·created.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="1923217219-1">(</span><span·class="mi">100</span><span·class="p"·data-group-id="1923217219-1">)</span></code></pre><p>creates·a·fixed-size·array·of·size·100.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:<[·...·truncated·by·diffoscope;·len:·1391,·SHA:·6a593e0c8cf558bc4b5872acaeeee25a0c287e2b187b3f10273d02062b2bc59e·...·]-1">)</span></code></pre><p>creates·an·extendible·array·with·initial·size·10·whose·default·value·is·<code·class="inline">-1</code>.</p><p>See·also·<a·href="#fix/1"><code·class="inline">fix/1</code></a>,·<a·href="#from_list/2"><code·class="inline">from_list/2</code></a>,·<a·href="#get/2"><code·class="inline">get/2</code></a>,·<a·href="#new/0"><code·class="inline">new/0</code></a>,·<a·href="#new/2"><code·class="inline">new/2</code></a>,·<a·href="#set/3"><code·class="inline">set/3</code></a>.</p> |
| 1145 | ··</section> | 1145 | ··</section> |
| 1146 | </section> | 1146 | </section> |
| 1147 | <section·class="detail"·id="new/2"> | 1147 | <section·class="detail"·id="new/2"> |
| 1148 | ··<div·class="detail-header"> | 1148 | ··<div·class="detail-header"> |
| 1149 | ····<a·href="#new/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1149 | ····<a·href="#new/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1150 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1150 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1169 | ······</div> | 1169 | ······</div> |
| 1170 | <p>Creates·a·new·array·according·to·the·specified·size·and·options.</p><p>If·<code·class="inline">Size</code>·is·not·a·non-negative·integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>. | 1170 | <p>Creates·a·new·array·according·to·the·specified·size·and·options.</p><p>If·<code·class="inline">Size</code>·is·not·a·non-negative·integer,·the·call·fails·with·reason·<code·class="inline">badarg</code>. |
| 1171 | By·default,·the·array·has·fixed·size.·Notice·that·any·size·specifications·in | 1171 | By·default,·the·array·has·fixed·size.·Notice·that·any·size·specifications·in |
| 1172 | <code·class="inline">Options</code>·override·parameter·<code·class="inline">Size</code>.</p><p>If·<code·class="inline">Options</code>·is·a·list,·this·is·equivalent·to | 1172 | <code·class="inline">Options</code>·override·parameter·<code·class="inline">Size</code>.</p><p>If·<code·class="inline">Options</code>·is·a·list,·this·is·equivalent·to |
| 1173 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·Options])</code></a>,·otherwise·it·is·equivalent·to | 1173 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·Options])</code></a>,·otherwise·it·is·equivalent·to |
| 1174 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·[Options]])</code></a>.·However,·using·this·function | 1174 | <a·href="#new/1"><code·class="inline">new([{size,·Size}·|·[Options]])</code></a>.·However,·using·this·function |
| 1175 | directly·is·more·efficient.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 1175 | directly·is·more·efficient.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">array</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="2634012798-1">(</span><span·class="mi">100</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2634012798-2">{</span><span·class="ss">default</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·68,·SHA:·01956f2095cb4b6fb1f03d5d878d8ca658f18f5fa5243958d39d09d39806a9fe·...·]-1">)</span></code></pre><p>creates·a·fixed-size·array·of·size·100,·whose·default·value·is·<code·class="inline">0</code>.</p><p>See·also·<a·href="#new/1"><code·class="inline">new/1</code></a>.</p> |
| 1176 | ··</section> | 1176 | ··</section> |
| 1177 | </section> | 1177 | </section> |
| 1178 | <section·class="detail"·id="relax/1"> | 1178 | <section·class="detail"·id="relax/1"> |
| 1179 | ··<div·class="detail-header"> | 1179 | ··<div·class="detail-header"> |
| 1180 | ····<a·href="#relax/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1180 | ····<a·href="#relax/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1181 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1181 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1583 | ······<p·class="built-using"> | 1583 | ······<p·class="built-using"> |
| 1584 | ········Built·using | 1584 | ········Built·using |
| 1585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1587 | ······</p> | 1587 | ······</p> |
| 1588 | <p>Copyright·©·1996-202 | 1588 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1589 | ····</footer> | 1589 | ····</footer> |
| 1590 | ··</div> | 1590 | ··</div> |
| 1591 | </main> | 1591 | </main> |
| 1592 | </div> | 1592 | </div> |
| 1593 | <script> | 1593 | <script> |
| 1594 | ··function·mermaidLoaded()·{ | 1594 | ··function·mermaidLoaded()·{ |
| 1595 | ····mermaid.initialize({ | 1595 | ····mermaid.initialize({ |
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| 128 | <p>Assert·macros.</p><h2·id="description"·class="section-heading"> | 128 | <p>Assert·macros.</p><h2·id="description"·class="section-heading"> |
| 129 | ··<a·href="#description"·class="hover-link"> | 129 | ··<a·href="#description"·class="hover-link"> |
| 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 130 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Description</span> | 132 | ··<span·class="text">Description</span> |
| 133 | </h2> | 133 | </h2> |
| 134 | <p>The·include·file·<code·class="inline">assert.hrl</code>·provides·macros·for·inserting·assertions·in·your | 134 | <p>The·include·file·<code·class="inline">assert.hrl</code>·provides·macros·for·inserting·assertions·in·your |
| 135 | program·code.</p><p>Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8 | 135 | program·code.</p><p>Include·the·following·directive·in·the·module·from·which·the·function·is·called:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8383241627-1">(</span><span·class="s">"stdlib/include/assert.hrl"</span><span·class="p"·data-group-id="8383241627-1">)</span><span·class="p">.</span></code></pre><p>When·an·assertion·succeeds,·the·assert·macro·yields·the·atom·<code·class="inline">ok</code>.·When·an |
| 136 | assertion·fails,·an·exception·of·type·<code·class="inline">error</code>·is·generated.·The·associated·error | 136 | assertion·fails,·an·exception·of·type·<code·class="inline">error</code>·is·generated.·The·associated·error |
| 137 | term·has·the·form·<code·class="inline">{Macro,·Info}</code>.·<code·class="inline">Macro</code>·is·the·macro·name,·for·example, | 137 | term·has·the·form·<code·class="inline">{Macro,·Info}</code>.·<code·class="inline">Macro</code>·is·the·macro·name,·for·example, |
| 138 | <code·class="inline">assertEqual</code>.·<code·class="inline">Info</code>·is·a·list·of·tagged·values,·such·as | 138 | <code·class="inline">assertEqual</code>.·<code·class="inline">Info</code>·is·a·list·of·tagged·values,·such·as |
| 139 | <code·class="inline">[{module,·M},·{line,·L},·...]</code>,·which·gives·more·information·about·the·location | 139 | <code·class="inline">[{module,·M},·{line,·L},·...]</code>,·which·gives·more·information·about·the·location |
| 140 | and·cause·of·the·exception.·All·entries·in·the·<code·class="inline">Info</code>·list·are·optional;·do·not | 140 | and·cause·of·the·exception.·All·entries·in·the·<code·class="inline">Info</code>·list·are·optional;·do·not |
| 141 | rely·programmatically·on·any·of·them·being·present.</p><p>Each·assert·macro·has·a·corresponding·version·with·an·extra·argument,·for·adding | 141 | rely·programmatically·on·any·of·them·being·present.</p><p>Each·assert·macro·has·a·corresponding·version·with·an·extra·argument,·for·adding |
| 142 | comments·to·assertions.·These·can·for·example·be·printed·as·part·of·error | 142 | comments·to·assertions.·These·can·for·example·be·printed·as·part·of·error |
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| 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 157 | ··</a> | 157 | ··</a> |
| 158 | ··<span·class="text">Macros</span> | 158 | ··<span·class="text">Macros</span> |
| 159 | </h2> | 159 | </h2> |
| 160 | <ul><li><p><strong><code·class="inline">assert(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assert(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally | 160 | <ul><li><p><strong><code·class="inline">assert(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assert(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally |
| 161 | returning·<code·class="inline">true</code>.</p></li><li><p><strong><code·class="inline">assertNot(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assertNot(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally | 161 | returning·<code·class="inline">true</code>.</p></li><li><p><strong><code·class="inline">assertNot(BoolExpr)</code></strong></p></li><li><p><strong><code·class="inline">assertNot(BoolExpr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">BoolExpr</code>·completes·normally |
| 162 | returning·<code·class="inline">false</code>.</p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes | 162 | returning·<code·class="inline">false</code>.</p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertMatch(GuardedPattern,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes |
| 163 | normally·yielding·a·value·that·matches·<code·class="inline">GuardedPattern</code>,·for·example:</p><pre><code·class="text">?assertMatch({bork,·_},·f())</code></pre><p>Notice·that·a·guard·<code·class="inline">when·...</code>·can·be·included:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="nf">assertMatch</span><span·class="p"·data-group-id=" | 163 | normally·yielding·a·value·that·matches·<code·class="inline">GuardedPattern</code>,·for·example:</p><pre><code·class="text">?assertMatch({bork,·_},·f())</code></pre><p>Notice·that·a·guard·<code·class="inline">when·...</code>·can·be·included:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="nf">assertMatch</span><span·class="p"·data-group-id="7957956181-1">(</span><span·class="p"·data-group-id="7957956181-2">{</span><span·class="ss">bork</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p"·data-group-id="7957956181-2">}</span><span·class="w">·</span><spa[·...·truncated·by·diffoscope;·len:·390,·SHA:·1200143bf5d1f480100f6ace46501f0b92e69743b8a291670855e794db71d0b6·...·]1-1">)</span></code></pre></li><li><p><strong><code·class="inline">assertNotMatch(GuardedPattern,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertNotMatch(GuardedPattern,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> |
| 164 | completes·normally·yielding·a·value·that·does·not·match·<code·class="inline">GuardedPattern</code>.</p><p>As·in·<code·class="inline">assertMatch</code>,·<code·class="inline">GuardedPattern</code>·can·have·a·<code·class="inline">when</code>·part.</p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes | 164 | completes·normally·yielding·a·value·that·does·not·match·<code·class="inline">GuardedPattern</code>.</p><p>As·in·<code·class="inline">assertMatch</code>,·<code·class="inline">GuardedPattern</code>·can·have·a·<code·class="inline">when</code>·part.</p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code>·completes |
| 165 | normally·yielding·a·value·that·is·exactly·equal·to·<code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> | 165 | normally·yielding·a·value·that·is·exactly·equal·to·<code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertNotEqual(ExpectedValue,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> |
| 166 | completes·normally·yielding·a·value·that·is·not·exactly·equal·to | 166 | completes·normally·yielding·a·value·that·is·not·exactly·equal·to |
| 167 | <code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> | 167 | <code·class="inline">ExpectedValue</code>.</p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr)</code></strong></p></li><li><p><strong><code·class="inline">assertException(Class,·Term,·Expr,·Comment)</code></strong>·-·Tests·that·<code·class="inline">Expr</code> |
| 168 | completes·abnormally·with·an·exception·of·type·<code·class="inline">Class</code>·and·with·the·associated | 168 | completes·abnormally·with·an·exception·of·type·<code·class="inline">Class</code>·and·with·the·associated |
| 169 | <code·class="inline">Term</code>.·The·assertion·fails·if·<code·class="inline">Expr</code>·raises·a·different·exception·or·if·it | 169 | <code·class="inline">Term</code>.·The·assertion·fails·if·<code·class="inline">Expr</code>·raises·a·different·exception·or·if·it |
| 170 | completes·normally·returning·any·value.</p><p>Notice·that·both·<code·class="inline">Class</code>·and·<code·class="inline">Term</code>·can·be·guarded·patterns,·as·in | 170 | completes·normally·returning·any·value.</p><p>Notice·that·both·<code·class="inline">Class</code>·and·<code·class="inline">Term</code>·can·be·guarded·patterns,·as·in |
| Offset 218, 15 lines modified | Offset 218, 15 lines modified | ||
| 218 | ······<p·class="built-using"> | 218 | ······<p·class="built-using"> |
| 219 | ········Built·using | 219 | ········Built·using |
| 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 222 | ······</p> | 222 | ······</p> |
| 223 | <p>Copyright·©·1996-202 | 223 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 224 | ····</footer> | 224 | ····</footer> |
| 225 | ··</div> | 225 | ··</div> |
| 226 | </main> | 226 | </main> |
| 227 | </div> | 227 | </div> |
| 228 | <script> | 228 | <script> |
| 229 | ··function·mermaidLoaded()·{ | 229 | ··function·mermaidLoaded()·{ |
| 230 | ····mermaid.initialize({ | 230 | ····mermaid.initialize({ |
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| 649 | ····················Data·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 649 | ····················Data·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 650 | ······</div> | 650 | ······</div> |
| 651 | <p>Decodes·a·base64·string·encoded·using·the·standard·alphabet·according·to | 651 | <p>Decodes·a·base64·string·encoded·using·the·standard·alphabet·according·to |
| 652 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to | 652 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to |
| 653 | plain·ASCII.</p><p>The·function·will·strips·away·any·whitespace·characters·and·check·for·the | 653 | plain·ASCII.</p><p>The·function·will·strips·away·any·whitespace·characters·and·check·for·the |
| 654 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 654 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="2726451475-1">(</span><span·class="s">"AQIDBA=="</span><span·class="p"·data-group-id="2726451475-1">)</span><span·class="p">.</span><span·class="w"> |
| 655 | </span><span·class="p"·data-group-id=" | 655 | </span><span·class="p"·data-group-id="2726451475-2"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="2726451475-2">>></span><span·class="gp·unselectable"> |
| 656 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 656 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="2726451475-3">(</span><span·class="s">"AQ·ID·BA=="</span><span·class="p"·data-group-id="2726451475-3">)</span><span·class="p">.</span><span·class="w"> |
| 657 | </span><span·class="p"·data-group-id=" | 657 | </span><span·class="p"·data-group-id="2726451475-4"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="2726451475-4">>></span><span·class="gp·unselectable"> |
| 658 | 3>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 658 | 3>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="2726451475-5">(</span><span·class="s">"AQIDBA="</span><span·class="p"·data-group-id="2726451475-5">)</span><span·class="p">.</span><span·class="w"> |
| 659 | </span><span·class="gt">**·exception·error:·missing_padding | 659 | </span><span·class="gt">**·exception·error:·missing_padding |
| 660 | ·····in·function··base64:decode_list/7·(base64.erl,·line·734) | 660 | ·····in·function··base64:decode_list/7·(base64.erl,·line·734) |
| 661 | ········***·data·to·decode·is·missing·final·=·padding·characters,·if·this·is·intended,·use·the·`padding·=>·false`·option</span><span·class="gp·unselectable"> | 661 | ········***·data·to·decode·is·missing·final·=·padding·characters,·if·this·is·intended,·use·the·`padding·=>·false`·option</span><span·class="gp·unselectable"> |
| 662 | 4>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 662 | 4>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="2726451475-6">(</span><span·class="s">"AQIDBA="</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2726451475-7">#{</span><span·class="w">·</span><span·class="ss">padding</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·188,·SHA:·509dc3688979ebbf50318e68a0bde27a7139da884e1dce45e5c5a9d52dcce004·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 663 | </span><span·class="p"·data-group-id=" | 663 | </span><span·class="p"·data-group-id="2726451475-8"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="2726451475-8">>></span></code></pre> |
| 664 | ··</section> | 664 | ··</section> |
| 665 | </section> | 665 | </section> |
| 666 | <section·class="detail"·id="decode_to_string/1"> | 666 | <section·class="detail"·id="decode_to_string/1"> |
| 667 | ··<div·class="detail-header"> | 667 | ··<div·class="detail-header"> |
| 668 | ····<a·href="#decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 668 | ····<a·href="#decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 669 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 669 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 896, 18 lines modified | Offset 896, 18 lines modified | ||
| 896 | ·························Data·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 896 | ·························Data·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 897 | ······</div> | 897 | ······</div> |
| 898 | <p>Decodes·a·base64·"mime"·string·encoded·using·the·standard·alphabet·according·to | 898 | <p>Decodes·a·base64·"mime"·string·encoded·using·the·standard·alphabet·according·to |
| 899 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to | 899 | <a·href="https://datatracker.ietf.org/doc/html/rfc4648#section-4">RFC·4648·Section·4</a>·to |
| 900 | plain·ASCII.</p><p>The·function·will·strips·away·any·illegal·characters.·It·does·<em>not</em>·check·for·the | 900 | plain·ASCII.</p><p>The·function·will·strips·away·any·illegal·characters.·It·does·<em>not</em>·check·for·the |
| 901 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id=" | 901 | the·correct·number·of·<code·class="inline">=</code>·padding·characters·at·the·end·of·the·encoded·string.</p><p>See·<a·href="#t:decode_options/0"><code·class="inline">decode_options/0</code></a>·for·details·on·which·options·can·be·passed.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id="3916631145-1">(</span><span·class="s">"AQIDBA=="</span><span·class="p"·data-group-id="3916631145-1">)</span><span·class="p">.</span><span·class="w"> |
| 902 | </span><span·class="p"·data-group-id=" | 902 | </span><span·class="p"·data-group-id="3916631145-2"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="3916631145-2">>></span><span·class="gp·unselectable"> |
| 903 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id=" | 903 | 2>·</span><span·class="nc">base64</span><span·class="p">:</span><span·class="nf">mime_decode</span><span·class="p"·data-group-id="3916631145-3">(</span><span·class="s">"AQIDB=A="</span><span·class="p"·data-group-id="3916631145-3">)</span><span·class="p">.</span><span·class="w"> |
| 904 | </span><span·class="p"·data-group-id=" | 904 | </span><span·class="p"·data-group-id="3916631145-4"><<</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="3916631145-4">>></span></code></pre> |
| 905 | ··</section> | 905 | ··</section> |
| 906 | </section> | 906 | </section> |
| 907 | <section·class="detail"·id="mime_decode_to_string/1"> | 907 | <section·class="detail"·id="mime_decode_to_string/1"> |
| 908 | ··<div·class="detail-header"> | 908 | ··<div·class="detail-header"> |
| 909 | ····<a·href="#mime_decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 909 | ····<a·href="#mime_decode_to_string/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 910 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 910 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 991, 15 lines modified | Offset 991, 15 lines modified | ||
| 991 | ······<p·class="built-using"> | 991 | ······<p·class="built-using"> |
| 992 | ········Built·using | 992 | ········Built·using |
| 993 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 993 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 994 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 994 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 995 | ······</p> | 995 | ······</p> |
| 996 | <p>Copyright·©·1996-202 | 996 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 997 | ····</footer> | 997 | ····</footer> |
| 998 | ··</div> | 998 | ··</div> |
| 999 | </main> | 999 | </main> |
| 1000 | </div> | 1000 | </div> |
| 1001 | <script> | 1001 | <script> |
| 1002 | ··function·mermaidLoaded()·{ | 1002 | ··function·mermaidLoaded()·{ |
| 1003 | ····mermaid.initialize({ | 1003 | ····mermaid.initialize({ |
| Offset 147, 16 lines modified | Offset 147, 16 lines modified | ||
| 147 | <a·href="#strip_files/1"><code·class="inline">strip_files/1</code></a>,·and/or·<a·href="#strip_release/1"><code·class="inline">strip_release/1</code></a>.</p><h2·id="module-reconstruct-source-code"·class="section-heading"> | 147 | <a·href="#strip_files/1"><code·class="inline">strip_files/1</code></a>,·and/or·<a·href="#strip_release/1"><code·class="inline">strip_release/1</code></a>.</p><h2·id="module-reconstruct-source-code"·class="section-heading"> |
| 148 | ··<a·href="#module-reconstruct-source-code"·class="hover-link"> | 148 | ··<a·href="#module-reconstruct-source-code"·class="hover-link"> |
| 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 149 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 150 | ··</a> | 150 | ··</a> |
| 151 | ··<span·class="text">Reconstruct·Source·Code</span> | 151 | ··<span·class="text">Reconstruct·Source·Code</span> |
| 152 | </h2> | 152 | </h2> |
| 153 | <p>The·following·example·shows·how·to·reconstruct·Erlang·source·code·from·the·debug | 153 | <p>The·following·example·shows·how·to·reconstruct·Erlang·source·code·from·the·debug |
| 154 | information·in·a·BEAM·file·<code·class="inline">Beam</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4495032324-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4495032324-2">{</span><span·class="p">_</span><span·class="p">,</span><span·class="p"·data-group-id="4495032324-3">[</span><span·class="p"·data-group-id="4495032324-4">{</span><span·class="ss">abstract_code</span><span·class="p">,</span><span·class="p"·data-group-id="4495032324-5">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">AC</span><span·class="p"·data-group-id="4495032324-5">}</span><span·class="p"·data-group-id="4495032324-4">}</span><span·class="p"·data-group-id="4495032324-3">]</span><span·class="p"·data-group-id="4495032324-2">}</span><span·class="p"·data-group-id="4495032324-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">chunks</span><span·class="p"·data-group-id="4495032324-6">(</span><span·class="n">Beam</span><span·class="p">,</span><span·class="p"·data-group-id="4495032324-7">[</span><span·class="ss">abstract_code</span><span·class="p"·data-group-id="4495032324-7">]</span><span·class="p"·data-group-id="4495032324-6">)</span><span·class="p">.</span><span·class="w"> | ||
| 155 | 154 | information·in·a·BEAM·file·<code·class="inline">Beam</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9890728070-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="9890728070[·...·truncated·by·diffoscope;·len:·1114,·SHA:·59ddb07523f798d99d6018a329e3495d4dac626b201bf144448ccf4f753bff55·...·]"> | |
| 155 | </span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">fwrite</span><span·class="p"·data-group-id="9890728070-8">(</span><span·class="s">"</span><span·class="si">~s</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9890728070-9">[</span><span·class="nc">erl_prettypr</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="9890728070-10">(</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">form_list</span><span·class="p"·data-group-id="9890728070-11">(</span><span·class="n">AC</span><span·class="p"·data-group-id="9890728070-11">)</span><span·class="p"·data-group-id="9890728070-10">)</span><span·class="p"·data-group-id="9890728070-9">]</span><span·class="p"·data-group-id="9890728070-8">)</span><span·class="p">.</span></code></pre><h2·id="module-encrypted-debug-information"·class="section-heading"> | ||
| 156 | ··<a·href="#module-encrypted-debug-information"·class="hover-link"> | 156 | ··<a·href="#module-encrypted-debug-information"·class="hover-link"> |
| 157 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 157 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 158 | ··</a> | 158 | ··</a> |
| 159 | ··<span·class="text">Encrypted·Debug·Information</span> | 159 | ··<span·class="text">Encrypted·Debug·Information</span> |
| 160 | </h2> | 160 | </h2> |
| 161 | <p>The·debug·information·can·be·encrypted·to·keep·the·source·code·secret,·but·still | 161 | <p>The·debug·information·can·be·encrypted·to·keep·the·source·code·secret,·but·still |
| 162 | be·able·to·use·tools·such·as·Debugger·or·Xref.</p><p>To·use·encrypted·debug·information,·a·key·must·be·provided·to·the·compiler·and | 162 | be·able·to·use·tools·such·as·Debugger·or·Xref.</p><p>To·use·encrypted·debug·information,·a·key·must·be·provided·to·the·compiler·and |
| Offset 178, 21 lines modified | Offset 178, 21 lines modified | ||
| 178 | ··</a> | 178 | ··</a> |
| 179 | ··<span·class="text">.erlang.crypt</span> | 179 | ··<span·class="text">.erlang.crypt</span> |
| 180 | </h2> | 180 | </h2> |
| 181 | <p><code·class="inline">beam_lib</code>·searches·for·<code·class="inline">.erlang.crypt</code>·in·the·current·directory,·then·the | 181 | <p><code·class="inline">beam_lib</code>·searches·for·<code·class="inline">.erlang.crypt</code>·in·the·current·directory,·then·the |
| 182 | <a·href="../../../../erts-15.2.3/doc/html/init.html#home">user's·home·directory</a>·and·then | 182 | <a·href="../../../../erts-15.2.3/doc/html/init.html#home">user's·home·directory</a>·and·then |
| 183 | <a·href="filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.·If·the | 183 | <a·href="filename.html#user_config"><code·class="inline">filename:basedir(user_config,·"erlang")</code></a>.·If·the |
| 184 | file·is·found·and·contains·a·key,·<code·class="inline">beam_lib</code>·implicitly·creates·a·crypto·key·fun | 184 | file·is·found·and·contains·a·key,·<code·class="inline">beam_lib</code>·implicitly·creates·a·crypto·key·fun |
| 185 | and·registers·it.</p><p>File·<code·class="inline">.erlang.crypt</code>·is·to·contain·a·single·list·of·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 185 | and·registers·it.</p><p>File·<code·class="inline">.erlang.crypt</code>·is·to·contain·a·single·list·of·tuples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7784090382-1">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·66,·SHA:·6ccb45b8c05be5d230be049d15cc0b1841aeda0966a5419d14675b3039416abc·...·]2-1">}</span></code></pre><p><code·class="inline">Mode</code>·is·the·type·of·crypto·algorithm;·currently,·the·only·allowed·value·is |
| 186 | <code·class="inline">des3_cbc</code>.·<code·class="inline">Module</code>·is·either·an·atom,·in·which·case·<code·class="inline">Key</code>·is·only·used·for·the | 186 | <code·class="inline">des3_cbc</code>.·<code·class="inline">Module</code>·is·either·an·atom,·in·which·case·<code·class="inline">Key</code>·is·only·used·for·the |
| 187 | module·<code·class="inline">Module</code>,·or·<code·class="inline">[]</code>,·in·which·case·<code·class="inline">Key</code>·is·used·for·all·modules.·<code·class="inline">Key</code>·is | 187 | module·<code·class="inline">Module</code>,·or·<code·class="inline">[]</code>,·in·which·case·<code·class="inline">Key</code>·is·used·for·all·modules.·<code·class="inline">Key</code>·is |
| 188 | the·non-empty·key·string.</p><p><code·class="inline">Key</code>·in·the·first·tuple·where·both·<code·class="inline">Mode</code>·and·<code·class="inline">Module</code>·match·is·used.</p><p>The·following·is·an·example·of·an·<code·class="inline">.erlang.crypt</code>·file·that·returns·the·same·key | 188 | the·non-empty·key·string.</p><p><code·class="inline">Key</code>·in·the·first·tuple·where·both·<code·class="inline">Mode</code>·and·<code·class="inline">Module</code>·match·is·used.</p><p>The·following·is·an·example·of·an·<code·class="inline">.erlang.crypt</code>·file·that·returns·the·same·key |
| 189 | for·all·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 189 | for·all·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3520722760-1">[</span><span·class="p"·data-group-id="3520722760-2">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">des3_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·303,·SHA:·5c91010ef9be8e840f34005351af202ca21a24d752e95c41ed719ba4d72dadbe·...·]-1">]</span><span·class="p">.</span></code></pre><p>The·following·is·a·slightly·more·complicated·example·of·an·<code·class="inline">.erlang.crypt</code> |
| 190 | providing·one·key·for·module·<code·class="inline">t</code>·and·another·key·for·all·other·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 190 | providing·one·key·for·module·<code·class="inline">t</code>·and·another·key·for·all·other·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0831709151-1">[</span><span·class="p"·data-group-id="0831709151-2">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">des3_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">t</[·...·truncated·by·diffoscope;·len:·135,·SHA:·3bf8e4e54455d41782cc1e9f3827d8794e97c4a118848d7657bff8486538649f·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 191 | ·</span><span·class="p"·data-group-id="0 | 191 | ·</span><span·class="p"·data-group-id="0831709151-3">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">des3_cbc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0831709151-4">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·249,·SHA:·ef61d8e1380238cc6deb3de5b72d1ce264a02eedbe46daef969566d7155deccb·...·]-1">]</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Do·not·use·any·of·the·keys·in·these·examples.·Use·your·own·keys.</p></section> |
| 192 | ····</section> | 192 | ····</section> |
| 193 | </div> | 193 | </div> |
| 194 | ··<section·id="summary"·class="details-list"> | 194 | ··<section·id="summary"·class="details-list"> |
| 195 | ····<h1·class="section-heading"> | 195 | ····<h1·class="section-heading"> |
| 196 | ······<a·class="hover-link"·href="#summary"> | 196 | ······<a·class="hover-link"·href="#summary"> |
| Offset 1494, 19 lines modified | Offset 1494, 19 lines modified | ||
| 1494 | ························when·CryptoKeyFun·::·<a·href="#t:crypto_fun/0">crypto_fun</a>(),·Reason·::·badfun·|·exists·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1494 | ························when·CryptoKeyFun·::·<a·href="#t:crypto_fun/0">crypto_fun</a>(),·Reason·::·badfun·|·exists·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1495 | ······</div> | 1495 | ······</div> |
| 1496 | <p>Registers·an·unary·fun·that·is·called·if·<code·class="inline">beam_lib</code>·must·read·an·<code·class="inline">debug_info</code> | 1496 | <p>Registers·an·unary·fun·that·is·called·if·<code·class="inline">beam_lib</code>·must·read·an·<code·class="inline">debug_info</code> |
| 1497 | chunk·that·has·been·encrypted.·The·fun·is·held·in·a·process·that·is·started·by | 1497 | chunk·that·has·been·encrypted.·The·fun·is·held·in·a·process·that·is·started·by |
| 1498 | the·function.</p><p>If·a·fun·is·already·registered·when·attempting·to·register·a·fun, | 1498 | the·function.</p><p>If·a·fun·is·already·registered·when·attempting·to·register·a·fun, |
| 1499 | <code·class="inline">{error,·exists}</code>·is·returned.</p><p>The·fun·must·handle·the·following·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id=" | 1499 | <code·class="inline">{error,·exists}</code>·is·returned.</p><p>The·fun·must·handle·the·following·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id="6636628471-1">(</span><span·class="ss">init</span><span·class="p"·data-group-id="6636628471-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">|</span><sp[·...·truncated·by·diffoscope;·len:·509,·SHA:·c47baeeafe2da6fdf4b944456aa21d383532dbe66727898ccbedc2f09f72dc39·...·]-3">}</span></code></pre><p>Called·when·the·fun·is·registered,·in·the·process·that·holds·the·fun.·Here·the |
| 1500 | crypto·key·fun·can·do·any·necessary·initializations.·If·<code·class="inline">{ok,·NewCryptoKeyFun}</code> | 1500 | crypto·key·fun·can·do·any·necessary·initializations.·If·<code·class="inline">{ok,·NewCryptoKeyFun}</code> |
| 1501 | is·returned,·<code·class="inline">NewCryptoKeyFun</code>·is·registered·instead·of·<code·class="inline">CryptoKeyFun</code>.·If | 1501 | is·returned,·<code·class="inline">NewCryptoKeyFun</code>·is·registered·instead·of·<code·class="inline">CryptoKeyFun</code>.·If |
| 1502 | <code·class="inline">{error,·Term}</code>·is·returned,·the·registration·is·aborted·and | 1502 | <code·class="inline">{error,·Term}</code>·is·returned,·the·registration·is·aborted·and |
| 1503 | <a·href="#crypto_key_fun/1"><code·class="inline">crypto_key_fun/1</code></a>·also·returns·<code·class="inline">{error,·Term}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id=" | 1503 | <a·href="#crypto_key_fun/1"><code·class="inline">crypto_key_fun/1</code></a>·also·returns·<code·class="inline">{error,·Term}</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">CryptoKeyFun</span><span·class="p"·data-group-id="4618075487-1">(</span><span·class="p"·data-group-id="4618075487-2">{</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</[·...·truncated·by·diffoscope;·len:·178,·SHA:·debba37ed160acf2895bfad4bdacd97307475bc49f72248eb7aa6a6afda84d63·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Key</span></code></pre><p>Called·when·the·key·is·needed·for·module·<code·class="inline">Module</code>·in·the·file·named·<code·class="inline">Filename</code>. |
| 1504 | <code·class="inline">Mode</code>·is·the·type·of·crypto·algorithm;·currently,·the·only·possible·value·is | 1504 | <code·class="inline">Mode</code>·is·the·type·of·crypto·algorithm;·currently,·the·only·possible·value·is |
| 1505 | <code·class="inline">des3_cbc</code>.·The·call·is·to·fail·(raise·an·exception)·if·no·key·is·available.</p><pre><code·class="text">CryptoKeyFun(clear)·->·term()</code></pre><p>Called·before·the·fun·is·unregistered.·Here·any·cleaning·up·can·be·done.·The | 1505 | <code·class="inline">des3_cbc</code>.·The·call·is·to·fail·(raise·an·exception)·if·no·key·is·available.</p><pre><code·class="text">CryptoKeyFun(clear)·->·term()</code></pre><p>Called·before·the·fun·is·unregistered.·Here·any·cleaning·up·can·be·done.·The |
| 1506 | return·value·is·not·important,·but·is·passed·back·to·the·caller·of | 1506 | return·value·is·not·important,·but·is·passed·back·to·the·caller·of |
| 1507 | <a·href="#clear_crypto_key_fun/0"><code·class="inline">clear_crypto_key_fun/0</code></a>·as·part·of·its·return·value.</p> | 1507 | <a·href="#clear_crypto_key_fun/0"><code·class="inline">clear_crypto_key_fun/0</code></a>·as·part·of·its·return·value.</p> |
| 1508 | ··</section> | 1508 | ··</section> |
| 1509 | </section> | 1509 | </section> |
| 1510 | <section·class="detail"·id="diff_dirs/2"> | 1510 | <section·class="detail"·id="diff_dirs/2"> |
| Offset 1843, 22 lines modified | Offset 1843, 22 lines modified | ||
| 1843 | ······</div> | 1843 | ······</div> |
| 1844 | <p>Returns·the·module·version·or·versions.·A·version·is·defined·by·module·attribute | 1844 | <p>Returns·the·module·version·or·versions.·A·version·is·defined·by·module·attribute |
| 1845 | <code·class="inline">-vsn(Vsn)</code>.</p><p>If·this·attribute·is·not·specified,·the·version·defaults·to·the | 1845 | <code·class="inline">-vsn(Vsn)</code>.</p><p>If·this·attribute·is·not·specified,·the·version·defaults·to·the |
| 1846 | checksum·of·the·module.·Notice·that·if·version·<code·class="inline">Vsn</code>·is·not·a·list,·it·is·made | 1846 | checksum·of·the·module.·Notice·that·if·version·<code·class="inline">Vsn</code>·is·not·a·list,·it·is·made |
| 1847 | into·one,·that·is·<code·class="inline">{ok,{Module,[Vsn]}}</code>·is·returned.·If·there·are·many·<code·class="inline">-vsn</code> | 1847 | into·one,·that·is·<code·class="inline">{ok,{Module,[Vsn]}}</code>·is·returned.·If·there·are·many·<code·class="inline">-vsn</code> |
| 1848 | module·attributes,·the·result·is·the·concatenated·list·of·versions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1848 | module·attributes,·the·result·is·the·concatenated·list·of·versions.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="4406161034-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="4406161034-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·-vsn(1).</span><span·class="w"> |
| 1849 | </span><span·class="p"·data-group-id=" | 1849 | </span><span·class="p"·data-group-id="4406161034-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-4">[</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·143,·SHA:·7fa7a502cc7c5862e3ca9b025840d21930a9b88ead52d6d506e983c7881e1315·...·]-2">}</span><span·class="gp·unselectable"> |
| 1850 | 2>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1850 | 2>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="4406161034-5">(</span><span·class="ss">b</span><span·class="p"·data-group-id="4406161034-5">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·-vsn([1]).</span><span·class="w"> |
| 1851 | </span><span·class="p"·data-group-id=" | 1851 | </span><span·class="p"·data-group-id="4406161034-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-7">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-8">[</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·143,·SHA:·05f83829d77903295c0b155faf0c5646e48aef050b28aaf70c777804de5ed6f2·...·]-6">}</span><span·class="gp·unselectable"> |
| 1852 | 3>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1852 | 3>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="4406161034-9">(</span><span·class="ss">c</span><span·class="p"·data-group-id="4406161034-9">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·-vsn([1]).·-vsn(2).</span><span·class="w"> |
| 1853 | </span><span·class="p"·data-group-id=" | 1853 | </span><span·class="p"·data-group-id="4406161034-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-11">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-12">[</span><span·class="mi">1</span><[·...·truncated·by·diffoscope;·len:·197,·SHA:·2566ff0e0cb0a70c1390359579ec28d5483d0f9fea1dee449500b4a5f698d449·...·]-10">}</span><span·class="gp·unselectable"> |
| 1854 | 4>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id=" | 1854 | 4>·</span><span·class="nc">beam_lib</span><span·class="p">:</span><span·class="nf">version</span><span·class="p"·data-group-id="4406161034-13">(</span><span·class="ss">d</span><span·class="p"·data-group-id="4406161034-13">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·no·-vsn·attribute</span><span·class="w"> |
| 1855 | </span><span·class="p"·data-group-id=" | 1855 | </span><span·class="p"·data-group-id="4406161034-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-15">{</span><span·class="ss">d</span><span·class="p">,</span><span·class="p"·data-group-id="4406161034-16">[</span><span·class="mi">275613208[·...·truncated·by·diffoscope;·len:·186,·SHA:·e6a998501733dd49fb279e0684a720ea7d3b3ee88edfdf22a0d8271ecc6b55c6·...·]-14">}</span></code></pre> |
| 1856 | ··</section> | 1856 | ··</section> |
| 1857 | </section> | 1857 | </section> |
| 1858 | ····</div> | 1858 | ····</div> |
| 1859 | ··</section> | 1859 | ··</section> |
| 1860 | ····<footer·class="footer"> | 1860 | ····<footer·class="footer"> |
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| 1879 | ······<p·class="built-using"> | 1879 | ······<p·class="built-using"> |
| 1880 | ········Built·using | 1880 | ········Built·using |
| 1881 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1881 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1882 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1882 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1883 | ······</p> | 1883 | ······</p> |
| 1884 | <p>Copyright·©·1996-202 | 1884 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1885 | ····</footer> | 1885 | ····</footer> |
| 1886 | ··</div> | 1886 | ··</div> |
| 1887 | </main> | 1887 | </main> |
| 1888 | </div> | 1888 | </div> |
| 1889 | <script> | 1889 | <script> |
| 1890 | ··function·mermaidLoaded()·{ | 1890 | ··function·mermaidLoaded()·{ |
| 1891 | ····mermaid.initialize({ | 1891 | ····mermaid.initialize({ |
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| 631 | ······<div·class="specs"> | 631 | ······<div·class="specs"> |
| 632 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·bin_to_list(Subject)·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0">byte</a>()]·when·Subject·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 632 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·bin_to_list(Subject)·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0">byte</a>()]·when·Subject·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 633 | ······</div> | 633 | ······</div> |
| 634 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one·byte.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id=" | 634 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one·byte.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id="3135836823-1">(</span><span·class="p"·data-group-id="3135836823-2"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="3135836823-2">>></span><span·class="p"·data-group-id="3135836823-1">)</span><span·class="p">.</span><span·class="w"> |
| 635 | </span><span·class="s">"erlang"</span><span·class="w"> | 635 | </span><span·class="s">"erlang"</span><span·class="w"> |
| 636 | </span><span·class="c1">%%·or·[101,114,108,97,110,103]·in·list·notation.</span></code></pre> | 636 | </span><span·class="c1">%%·or·[101,114,108,97,110,103]·in·list·notation.</span></code></pre> |
| 637 | ··</section> | 637 | ··</section> |
| 638 | </section> | 638 | </section> |
| 639 | <section·class="detail"·id="bin_to_list/2"> | 639 | <section·class="detail"·id="bin_to_list/2"> |
| 640 | ··<div·class="detail-header"> | 640 | ··<div·class="detail-header"> |
| Offset 693, 15 lines modified | Offset 693, 15 lines modified | ||
| 693 | ·····················when·Subject·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·Pos·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Len·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>().</pre> | 693 | ·····················when·Subject·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·Pos·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Len·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>().</pre> |
| 694 | ······</div> | 694 | ······</div> |
| 695 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one | 695 | <p>Converts·<code·class="inline">Subject</code>·to·a·list·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:byte/0"><code·class="inline">byte/0</code></a>s,·each·representing·the·value·of·one |
| 696 | byte.·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·denote·which·part·of·the | 696 | byte.·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·denote·which·part·of·the |
| 697 | <code·class="inline">Subject</code>·binary·to·convert.·By·default,·the·entire·<code·class="inline">Subject</code>·binary·is | 697 | <code·class="inline">Subject</code>·binary·to·convert.·By·default,·the·entire·<code·class="inline">Subject</code>·binary·is |
| 698 | converted.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id=" | 698 | converted.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">bin_to_list</span><span·class="p"·data-group-id="1546673852-1">(</span><span·class="p"·data-group-id="1546673852-2"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="1546673852-2">>></span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·196,·SHA:·19c91f297ad79e50cf286fa6e38ab3f239d8b38df410bad5f7c3baca60a7ec04·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 699 | </span><span·class="s">"rla"</span><span·class="w"> | 699 | </span><span·class="s">"rla"</span><span·class="w"> |
| 700 | </span><span·class="c1">%%·or·[114,108,97]·in·list·notation.</span></code></pre><p>If·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·in·any·way·reference·outside·the | 700 | </span><span·class="c1">%%·or·[114,108,97]·in·list·notation.</span></code></pre><p>If·<code·class="inline">PosLen</code>·or·alternatively·<code·class="inline">Pos</code>·and·<code·class="inline">Len</code>·in·any·way·reference·outside·the |
| 701 | binary,·a·<code·class="inline">badarg</code>·exception·is·raised.</p> | 701 | binary,·a·<code·class="inline">badarg</code>·exception·is·raised.</p> |
| 702 | ··</section> | 702 | ··</section> |
| 703 | </section> | 703 | </section> |
| 704 | <section·class="detail"·id="compile_pattern/1"> | 704 | <section·class="detail"·id="compile_pattern/1"> |
| Offset 827, 16 lines modified | Offset 827, 16 lines modified | ||
| 827 | ······<div·class="specs"> | 827 | ······<div·class="specs"> |
| 828 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_hex(Bin)·->·Bin2·when·Bin·::·<<_:_*16>>,·Bin2·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> | 828 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_hex(Bin)·->·Bin2·when·Bin·::·<<_:_*16>>,·Bin2·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>().</pre> |
| 829 | ······</div> | 829 | ······</div> |
| 830 | <p>Decodes·a·hex·encoded·binary·into·a·binary.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_hex</span><span·class="p"·data-group-id=" | 830 | <p>Decodes·a·hex·encoded·binary·into·a·binary.</p><p><em>Example</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_hex</span><span·class="p"·data-group-id="5415426015-1">(</span><span·class="p"·data-group-id="5415426015-2"><<</span><span·class="s">"66"</span><span·class="p"·data-group-id="5415426015-2">>></span><span·class="p"·data-group-id="5415426015-1">)</span><span·class="p">.</span><span·class="w"> |
| 831 | </span><span·class="p"·data-group-id=" | 831 | </span><span·class="p"·data-group-id="5415426015-3"><<</span><span·class="s">"f"</span><span·class="p"·data-group-id="5415426015-3">>></span></code></pre> |
| 832 | ··</section> | 832 | ··</section> |
| 833 | </section> | 833 | </section> |
| 834 | <section·class="detail"·id="decode_unsigned/1"> | 834 | <section·class="detail"·id="decode_unsigned/1"> |
| 835 | ··<div·class="detail-header"> | 835 | ··<div·class="detail-header"> |
| 836 | ····<a·href="#decode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 836 | ····<a·href="#decode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 837 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 837 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 889, 19 lines modified | Offset 889, 19 lines modified | ||
| 889 | ·····························Subject·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(), | 889 | ·····························Subject·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(), |
| 890 | ·····························Endianness·::·big·|·little, | 890 | ·····························Endianness·::·big·|·little, |
| 891 | ·····························Unsigned·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> | 891 | ·····························Unsigned·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> |
| 892 | ······</div> | 892 | ······</div> |
| 893 | <p>Converts·the·binary·digit·representation,·in·big·endian·or·little·endian,·of·a | 893 | <p>Converts·the·binary·digit·representation,·in·big·endian·or·little·endian,·of·a |
| 894 | positive·integer·in·<code·class="inline">Subject</code>·to·an·Erlang·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id=" | 894 | positive·integer·in·<code·class="inline">Subject</code>·to·an·Erlang·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0"><code·class="inline">integer/0</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id="2323539526-1">(</span><span·class="p"·data-group-id="2323539526-2"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="2323539526-2">[·...·truncated·by·diffoscope;·len:·56,·SHA:·6b5806f7619c545a57ac6f50da88087d493d019f90ca1aa2b1b0caa2d6c474bc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 895 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> | 895 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> |
| 896 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id=" | 896 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id="2323539526-3">(</span><span·class="p"·data-group-id="2323539526-4"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="2323539526-4">[·...·truncated·by·diffoscope;·len:·131,·SHA:·0c50867b63fba0e0099d35e448e083855b0039519277e598b6e0779df9405458·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 897 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> | 897 | </span><span·class="mi">11111111</span><span·class="gp·unselectable"> |
| 898 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id=" | 898 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">decode_unsigned</span><span·class="p"·data-group-id="2323539526-5">(</span><span·class="p"·data-group-id="2323539526-6"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="2323539526-6">[·...·truncated·by·diffoscope;·len:·134,·SHA:·aa6c8b46055ae1b4e763c0fe44a0221db3f44610fe11f8cf2384d2ba96f38af0·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 899 | </span><span·class="mi">13077161</span></code></pre> | 899 | </span><span·class="mi">13077161</span></code></pre> |
| 900 | ··</section> | 900 | ··</section> |
| 901 | </section> | 901 | </section> |
| 902 | <section·class="detail"·id="encode_hex/1"> | 902 | <section·class="detail"·id="encode_hex/1"> |
| 903 | ··<div·class="detail-header"> | 903 | ··<div·class="detail-header"> |
| 904 | ····<a·href="#encode_hex/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 904 | ····<a·href="#encode_hex/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 952, 22 lines modified | Offset 952, 22 lines modified | ||
| 952 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_hex(Bin,·Case)·->·Bin2 | 952 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_hex(Bin,·Case)·->·Bin2 |
| 953 | ····················when·Bin·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·Case·::·lowercase·|·uppercase,·Bin2·::·<<_:_*16>>.</pre> | 953 | ····················when·Bin·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·Case·::·lowercase·|·uppercase,·Bin2·::·<<_:_*16>>.</pre> |
| 954 | ······</div> | 954 | ······</div> |
| 955 | <p>Encodes·a·binary·into·a·hex·encoded·binary·using·the·specified·case·for·the | 955 | <p>Encodes·a·binary·into·a·hex·encoded·binary·using·the·specified·case·for·the |
| 956 | hexadecimal·digits·"a"·to·"f".</p><p>The·default·case·is·<code·class="inline">uppercase</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id=" | 956 | hexadecimal·digits·"a"·to·"f".</p><p>The·default·case·is·<code·class="inline">uppercase</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="9888513431-1">(</span><span·class="p"·data-group-id="9888513431-2"><<</span><span·class="s">"f"</span><span·class="p"·data-group-id="9888513431-2">>></span><span·class="p"·data-group-id="9888513431-1">)</span><span·class="p">.</span><span·class="w"> |
| 957 | </span><span·class="p"·data-group-id=" | 957 | </span><span·class="p"·data-group-id="9888513431-3"><<</span><span·class="s">"66"</span><span·class="p"·data-group-id="9888513431-3">>></span><span·class="gp·unselectable"> |
| 958 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id=" | 958 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="9888513431-4">(</span><span·class="p"·data-group-id="9888513431-5"><<</span><span·class="s">"/"</span><span·class="p"·data-group-id="9888513431-5">>></span><span·class="p"·data-group-id="9888513431-4">)</span><span·class="p">.</span><span·class="w"> |
| 959 | </span><span·class="p"·data-group-id=" | 959 | </span><span·class="p"·data-group-id="9888513431-6"><<</span><span·class="s">"2F"</span><span·class="p"·data-group-id="9888513431-6">>></span><span·class="gp·unselectable"> |
| 960 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id=" | 960 | 3>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="9888513431-7">(</span><span·class="p"·data-group-id="9888513431-8"><<</span><span·class="s">"/"</span><span·class="p"·data-group-id="9888513431-8">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">lowercase</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·36b089e5454e7a99a51caf8febc9433246e84f48f7dbe7c6bc95ab2da16b6c5b·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 961 | </span><span·class="p"·data-group-id=" | 961 | </span><span·class="p"·data-group-id="9888513431-9"><<</span><span·class="s">"2f"</span><span·class="p"·data-group-id="9888513431-9">>></span><span·class="gp·unselectable"> |
| 962 | 4>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id=" | 962 | 4>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_hex</span><span·class="p"·data-group-id="9888513431-10">(</span><span·class="p"·data-group-id="9888513431-11"><<</span><span·class="s">"/"</span><span·class="p"·data-group-id="9888513431-11">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">uppercase<[·...·truncated·by·diffoscope;·len:·47,·SHA:·f69c136dd33bead0517e640c6a4c1416db6ef7bc6db1d3e01248422ebd3ce66e·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 963 | </span><span·class="p"·data-group-id=" | 963 | </span><span·class="p"·data-group-id="9888513431-12"><<</span><span·class="s">"2F"</span><span·class="p"·data-group-id="9888513431-12">>></span></code></pre> |
| 964 | ··</section> | 964 | ··</section> |
| 965 | </section> | 965 | </section> |
| 966 | <section·class="detail"·id="encode_unsigned/1"> | 966 | <section·class="detail"·id="encode_unsigned/1"> |
| 967 | ··<div·class="detail-header"> | 967 | ··<div·class="detail-header"> |
| 968 | ····<a·href="#encode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 968 | ····<a·href="#encode_unsigned/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 969 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 969 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1017, 20 lines modified | Offset 1017, 20 lines modified | ||
| 1017 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_unsigned(Unsigned,·Endianness)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>() | 1017 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·encode_unsigned(Unsigned,·Endianness)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>() |
| 1018 | ·························when·Unsigned·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Endianness·::·big·|·little.</pre> | 1018 | ·························when·Unsigned·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Endianness·::·big·|·little.</pre> |
| 1019 | ······</div> | 1019 | ······</div> |
| 1020 | <p>Converts·a·positive·integer·to·the·smallest·possible·representation·in·a·binary | 1020 | <p>Converts·a·positive·integer·to·the·smallest·possible·representation·in·a·binary |
| 1021 | digit·representation,·either·big·endian·or·little·endian.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="8 | 1021 | digit·representation,·either·big·endian·or·little·endian.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="8897212328-1">(</span><span·class="mi">11111111</span><span·class="p"·data-group-id="8897212328-1">)</span><span·class="p">.</span><span·class="w"> |
| 1022 | </span><span·class="p"·data-group-id="8 | 1022 | </span><span·class="p"·data-group-id="8897212328-2"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="8897212328-2">>></span><span·class="gp·unselectable"> |
| 1023 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="8 | 1023 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="8897212328-3">(</span><span·class="mi">11111111</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">big</span><span·class="p"·data-group-id="8897212328-3">)</span><span·class="p">.</span><span·class="w"> |
| 1024 | </span><span·class="p"·data-group-id="8 | 1024 | </span><span·class="p"·data-group-id="8897212328-4"><<</span><span·class="mi">169</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">199</span><span·class="p"·data-group-id="8897212328-4">>></span><span·class="gp·unselectable"> |
| 1025 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="8 | 1025 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">encode_unsigned</span><span·class="p"·data-group-id="8897212328-5">(</span><span·class="mi">11111111</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">little</span><span·class="p"·data-group-id="8897212328-5">)</span><span·class="p">.</span><span·class="w"> |
| 1026 | </span><span·class="p"·data-group-id="8 | 1026 | </span><span·class="p"·data-group-id="8897212328-6"><<</span><span·class="mi">199</span><span·class="p">,</span><span·class="mi">138</span><span·class="p">,</span><span·class="mi">169</span><span·class="p"·data-group-id="8897212328-6">>></span></code></pre> |
| 1027 | ··</section> | 1027 | ··</section> |
| 1028 | </section> | 1028 | </section> |
| 1029 | <section·class="detail"·id="first/1"> | 1029 | <section·class="detail"·id="first/1"> |
| 1030 | ··<div·class="detail-header"> | 1030 | ··<div·class="detail-header"> |
| 1031 | ····<a·href="#first/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1031 | ····<a·href="#first/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1032 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1032 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1137, 17 lines modified | Offset 1137, 17 lines modified | ||
| 1137 | ······<div·class="specs"> | 1137 | ······<div·class="specs"> |
| 1138 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·longest_common_prefix(Binaries)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>()·when·Binaries·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·...].</pre> | 1138 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·longest_common_prefix(Binaries)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>()·when·Binaries·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>(),·...].</pre> |
| 1139 | ······</div> | 1139 | ······</div> |
| 1140 | <p>Returns·the·length·of·the·longest·common·prefix·of·the·binaries·in·list | 1140 | <p>Returns·the·length·of·the·longest·common·prefix·of·the·binaries·in·list |
| 1141 | <code·class="inline">Binaries</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id=" | 1141 | <code·class="inline">Binaries</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id="6579961362-1">(</span><span·class="p"·data-group-id="6579961362-2">[</span><span·class="p"·data-group-id="6579961362-3"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="6579961362-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·285,·SHA:·f919e6c566294be93655e151ea55d882ec08d3e9e62e7dfe73272c607202c50f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1142 | </span><span·class="mi">2</span><span·class="gp·unselectable"> | 1142 | </span><span·class="mi">2</span><span·class="gp·unselectable"> |
| 1143 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id=" | 1143 | 2>·</span><span·class="nc">binary</span><span·class="p">:</span><span·class="nf">longest_common_prefix</span><span·class="p"·data-group-id="6579961362-5">(</span><span·class="p"·data-group-id="6579961362-6">[</span><span·class="p"·data-group-id="6579961362-7"><<</span><span·class="s">"erlang"</span><span·class="p"·data-group-id="6579961362-7">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·281,·SHA:·f81a0de2b32529b3a139f2263edfdb0a0ee9e325a5c9731820ee280851990efa·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1144 | </span><span·class="mi">0</span></code></pre><p>If·<code·class="inline">Binaries</code>·is·not·a·flat·non-empty·list·of·binaries,·a·<code·class="inline">badarg</code>·exception·is | 1144 | </span><span·class="mi">0</span></code></pre><p>If·<code·class="inline">Binaries</code>·is·not·a·flat·non-empty·list·of·binaries,·a·<code·class="inline">badarg</code>·exception·is |
| 1145 | raised.</p> | 1145 | raised.</p> |
| 1146 | ··</section> | 1146 | ··</section> |
| 1147 | </section> | 1147 | </section> |
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| 1682 | ················Options·::·[Option]·|·Option, | 1682 | ················Options·::·[Option]·|·Option, |
| 1683 | ················Option·::·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html#t:option/0">compile:option</a>(), | 1683 | ················Option·::·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html#t:option/0">compile:option</a>(), |
| 1684 | ················Module·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:module/0">module</a>().</pre> | 1684 | ················Module·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:module/0">module</a>().</pre> |
| 1685 | ······</div> | 1685 | ······</div> |
| 1686 | <p>Compiles·and·then·loads·the·code·for·a·file·on·all·nodes.·<code·class="inline">Options</code>·defaults·to | 1686 | <p>Compiles·and·then·loads·the·code·for·a·file·on·all·nodes.·<code·class="inline">Options</code>·defaults·to |
| 1687 | <code·class="inline">[]</code>.·Compilation·is·equivalent·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id=" | 1687 | <code·class="inline">[]</code>.·Compilation·is·equivalent·to:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">compile</span><span·class="p">:</span><span·class="nf">file</span><span·class="p"·data-group-id="4414685941-1">(</span><span·class="n">File</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Options</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="p"·data-group-id="4414685941-2">[</span><sp[·...·truncated·by·diffoscope;·len:·215,·SHA:·0fa5decea3034ab4721ce347bc2ae61e5c67f72bb57ccb02782a0e0d895c75ab·...·]-1">)</span></code></pre> |
| 1688 | ··</section> | 1688 | ··</section> |
| 1689 | </section> | 1689 | </section> |
| 1690 | <section·class="detail"·id="ni/0"> | 1690 | <section·class="detail"·id="ni/0"> |
| 1691 | ··<div·class="detail-header"> | 1691 | ··<div·class="detail-header"> |
| 1692 | ····<a·href="#ni/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1692 | ····<a·href="#ni/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1693 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1693 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2007, 15 lines modified | Offset 2007, 15 lines modified | ||
| 2007 | ······<p·class="built-using"> | 2007 | ······<p·class="built-using"> |
| 2008 | ········Built·using | 2008 | ········Built·using |
| 2009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2009 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2010 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2011 | ······</p> | 2011 | ······</p> |
| 2012 | <p>Copyright·©·1996-202 | 2012 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2013 | ····</footer> | 2013 | ····</footer> |
| 2014 | ··</div> | 2014 | ··</div> |
| 2015 | </main> | 2015 | </main> |
| 2016 | </div> | 2016 | </div> |
| 2017 | <script> | 2017 | <script> |
| 2018 | ··function·mermaidLoaded()·{ | 2018 | ··function·mermaidLoaded()·{ |
| 2019 | ····mermaid.initialize({ | 2019 | ····mermaid.initialize({ |
| Offset 1765, 18 lines modified | Offset 1765, 18 lines modified | ||
| 1765 | ····································Option·::·{unit,·<a·href="#t:rfc3339_time_unit/0">rfc3339_time_unit</a>()}.</pre> | 1765 | ····································Option·::·{unit,·<a·href="#t:rfc3339_time_unit/0">rfc3339_time_unit</a>()}.</pre> |
| 1766 | ······</div> | 1766 | ······</div> |
| 1767 | <p>Converts·an·RFC·3339·timestamp·into·system·time.·The·data·format·of·RFC·3339 | 1767 | <p>Converts·an·RFC·3339·timestamp·into·system·time.·The·data·format·of·RFC·3339 |
| 1768 | timestamps·is·described·by·<a·href="https://www.ietf.org/rfc/rfc3339.txt">RFC·3339</a>. | 1768 | timestamps·is·described·by·<a·href="https://www.ietf.org/rfc/rfc3339.txt">RFC·3339</a>. |
| 1769 | Starting·from·OTP·25.1,·the·minutes·part·of·the·time·zone·is·optional.</p><p>Valid·option:</p><ul><li><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·the·return·value.·The·default·is | 1769 | Starting·from·OTP·25.1,·the·minutes·part·of·the·time·zone·is·optional.</p><p>Valid·option:</p><ul><li><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·the·return·value.·The·default·is |
| 1770 | <code·class="inline">second</code>.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id=" | 1770 | <code·class="inline">second</code>.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id="4957432929-1">(</span><span·class="s">"2018-02-01T16:17:58+01:00"</span><span·class="p"·data-group-id="4957432929-1">)</span><span·class="p">.</span><span·class="w"> |
| 1771 | </span><span·class="mi">1517498278</span><span·class="gp·unselectable"> | 1771 | </span><span·class="mi">1517498278</span><span·class="gp·unselectable"> |
| 1772 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id=" | 1772 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">rfc3339_to_system_time</span><span·class="p"·data-group-id="4957432929-2">(</span><span·class="s">"2018-02-01·15:18:02.088Z"</span><span·class="p">,</span><span·class="w"> |
| 1773 | ···</span><span·class="p"·data-group-id=" | 1773 | ···</span><span·class="p"·data-group-id="4957432929-3">[</span><span·class="p"·data-group-id="4957432929-4">{</span><span·class="ss">unit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">nanosecond</span><span·class="p"·data-group-id="4957432929-4">}</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·76,·SHA:·a5a73d12e8cc35cae12380d708ee43f601ce6d07f44dead9cc95b349e0226ca8·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 1774 | </span><span·class="mi">1517498282088000000</span></code></pre> | 1774 | </span><span·class="mi">1517498282088000000</span></code></pre> |
| 1775 | ··</section> | 1775 | ··</section> |
| 1776 | </section> | 1776 | </section> |
| 1777 | <section·class="detail"·id="seconds_to_daystime/1"> | 1777 | <section·class="detail"·id="seconds_to_daystime/1"> |
| 1778 | ··<div·class="detail-header"> | 1778 | ··<div·class="detail-header"> |
| 1779 | ····<a·href="#seconds_to_daystime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1779 | ····<a·href="#seconds_to_daystime/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1928, 24 lines modified | Offset 1928, 24 lines modified | ||
| 1928 | interpreted·as·local·time.·A·non-empty·string·is·included·as·is.·The·time·unit | 1928 | interpreted·as·local·time.·A·non-empty·string·is·included·as·is.·The·time·unit |
| 1929 | of·the·integer·is·the·same·as·the·one·of·<code·class="inline">Time</code>.</p></li><li><p><strong><code·class="inline">{time_designator,·Character}</code></strong>·-·The·character·used·as·time·designator, | 1929 | of·the·integer·is·the·same·as·the·one·of·<code·class="inline">Time</code>.</p></li><li><p><strong><code·class="inline">{time_designator,·Character}</code></strong>·-·The·character·used·as·time·designator, |
| 1930 | that·is,·the·date·and·time·separator.·The·default·is·<code·class="inline">$T</code>.</p></li><li><p><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·<code·class="inline">Time</code>.·The·default·is·<code·class="inline">second</code>.·If·some | 1930 | that·is,·the·date·and·time·separator.·The·default·is·<code·class="inline">$T</code>.</p></li><li><p><strong><code·class="inline">{unit,·Unit}</code></strong>·-·The·time·unit·of·<code·class="inline">Time</code>.·The·default·is·<code·class="inline">second</code>.·If·some |
| 1931 | other·unit·is·given·(<code·class="inline">millisecond</code>,·<code·class="inline">microsecond</code>,·<code·class="inline">nanosecond</code>,·or·<code·class="inline">native</code>), | 1931 | other·unit·is·given·(<code·class="inline">millisecond</code>,·<code·class="inline">microsecond</code>,·<code·class="inline">nanosecond</code>,·or·<code·class="inline">native</code>), |
| 1932 | the·formatted·string·includes·a·fraction·of·a·second.·The·number·of·fractional | 1932 | the·formatted·string·includes·a·fraction·of·a·second.·The·number·of·fractional |
| 1933 | second·digits·is·three,·six,·or·nine·depending·on·what·time·unit·is·chosen. | 1933 | second·digits·is·three,·six,·or·nine·depending·on·what·time·unit·is·chosen. |
| 1934 | For·<code·class="inline">native</code>·three·fractional·digits·are·included.·Notice·that·trailing·zeros | 1934 | For·<code·class="inline">native</code>·three·fractional·digits·are·included.·Notice·that·trailing·zeros |
| 1935 | are·not·removed·from·the·fraction.</p></li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1935 | are·not·removed·from·the·fraction.</p></li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="1052711762-1">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="1052711762-2">(</span><span·class="ss">second</span><span·class="p"·data-group-id="1052711762-2">)</span><span·cla[·...·truncated·by·diffoscope;·len:·32,·SHA:·bcbad3ec7213d8fdc6e71cee03c16b23d67ea66e37ae5cc28f0c9d6ea59040b9·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1936 | </span><span·class="s">"2018-04-23T14:56:28+02:00"</span><span·class="gp·unselectable"> | 1936 | </span><span·class="s">"2018-04-23T14:56:28+02:00"</span><span·class="gp·unselectable"> |
| 1937 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1937 | 2>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="1052711762-3">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="1052711762-4">(</span><span·class="ss">second</span><span·class="p"·data-group-id="1052711762-4">)</span><span·class="p">,</span><span·class="w"> |
| 1938 | ···</span><span·class="p"·data-group-id=" | 1938 | ···</span><span·class="p"·data-group-id="1052711762-5">[</span><span·class="p"·data-group-id="1052711762-6">{</span><span·class="ss">offset</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"-02:00"</span><span·class="p"·data-group-id="1052711762-6">}</span><span·cla[·...·truncated·by·diffoscope;·len:·85,·SHA:·8813ba43b3ac98512e44d890688306ea77e37144b97f8bf8b623ec262002f579·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 1939 | </span><span·class="s">"2018-04-23T10:56:52-02:00"</span><span·class="gp·unselectable"> | 1939 | </span><span·class="s">"2018-04-23T10:56:52-02:00"</span><span·class="gp·unselectable"> |
| 1940 | 3>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1940 | 3>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="1052711762-7">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="1052711762-8">(</span><span·class="ss">second</span><span·class="p"·data-group-id="1052711762-8">)</span><span·class="p">,</span><span·class="w"> |
| 1941 | ···</span><span·class="p"·data-group-id=" | 1941 | ···</span><span·class="p"·data-group-id="1052711762-9">[</span><span·class="p"·data-group-id="1052711762-10">{</span><span·class="ss">offset</span><span·class="p">,</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">7200</span><span·class="p"·data-group-id="1052711762-10">}</s[·...·truncated·by·diffoscope;·len:·98,·SHA:·02adbfc10ce482e40256d07de9aa446017e5b845306db3e574140f540d7571ac·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1942 | </span><span·class="s">"2018-04-23T10:57:05-02:00"</span><span·class="gp·unselectable"> | 1942 | </span><span·class="s">"2018-04-23T10:57:05-02:00"</span><span·class="gp·unselectable"> |
| 1943 | 4>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1943 | 4>·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="1052711762-11">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_time</span><span·class="p"·data-group-id="1052711762-12">(</span><span·class="ss">millisecond</span><span·class="p"·data-group-id="1052711762-12">)</span><span·class="p">,</span><span·class="w"> |
| 1944 | ···</span><span·class="p"·data-group-id=" | 1944 | ···</span><span·class="p"·data-group-id="1052711762-13">[</span><span·class="p"·data-group-id="1052711762-14">{</span><span·class="ss">unit</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">millisecond</span><span·class="p"·data-group-id="1052711762-14">}</span><span·class="p[·...·truncated·by·diffoscope;·len:·621,·SHA:·4a875476a1244293ed5f090f02dbdc5efe8a0a2c8e9d7907728d8f986641ec45·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 1945 | </span><span·class="s">"2018-04-23·12:57:20.482Z"</span></code></pre> | 1945 | </span><span·class="s">"2018-04-23·12:57:20.482Z"</span></code></pre> |
| 1946 | ··</section> | 1946 | ··</section> |
| 1947 | </section> | 1947 | </section> |
| 1948 | <section·class="detail"·id="system_time_to_universal_time/2"> | 1948 | <section·class="detail"·id="system_time_to_universal_time/2"> |
| 1949 | ··<div·class="detail-header"> | 1949 | ··<div·class="detail-header"> |
| 1950 | ····<a·href="#system_time_to_universal_time/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1950 | ····<a·href="#system_time_to_universal_time/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2158, 15 lines modified | Offset 2158, 15 lines modified | ||
| 2158 | ······<p·class="built-using"> | 2158 | ······<p·class="built-using"> |
| 2159 | ········Built·using | 2159 | ········Built·using |
| 2160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2160 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2161 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2162 | ······</p> | 2162 | ······</p> |
| 2163 | <p>Copyright·©·1996-202 | 2163 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2164 | ····</footer> | 2164 | ····</footer> |
| 2165 | ··</div> | 2165 | ··</div> |
| 2166 | </main> | 2166 | </main> |
| 2167 | </div> | 2167 | </div> |
| 2168 | <script> | 2168 | <script> |
| 2169 | ··function·mermaidLoaded()·{ | 2169 | ··function·mermaidLoaded()·{ |
| 2170 | ····mermaid.initialize({ | 2170 | ····mermaid.initialize({ |
| Offset 1846, 22 lines modified | Offset 1846, 22 lines modified | ||
| 1846 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lookup(Name,·Key)·->·Objects·|·{error,·Reason} | 1846 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·lookup(Name,·Key)·->·Objects·|·{error,·Reason} |
| 1847 | ················when·Name·::·<a·href="#t:tab_name/0">tab_name</a>(),·Key·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·Objects·::·[<a·href="#t:object/0">object</a>()],·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1847 | ················when·Name·::·<a·href="#t:tab_name/0">tab_name</a>(),·Key·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·Objects·::·[<a·href="#t:object/0">object</a>()],·Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1848 | ······</div> | 1848 | ······</div> |
| 1849 | <p>Returns·a·list·of·all·objects·with·key·<code·class="inline">Key</code>·stored·in·table·<code·class="inline">Name</code>,·for | 1849 | <p>Returns·a·list·of·all·objects·with·key·<code·class="inline">Key</code>·stored·in·table·<code·class="inline">Name</code>,·for |
| 1850 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id="1 | 1850 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id="1778111017-1">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1778111017-2">[</span><span·class="p"·data-group-id="1778111017-3">{</span><span·class="ss">type</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·196,·SHA:·9850bf1f843d42dd8e3f39023a1c7fea258b0fdc6530e4729c293f5924f13713·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1851 | </span><span·class="p"·data-group-id="1 | 1851 | </span><span·class="p"·data-group-id="1778111017-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">abc</span><span·class="p"·data-group-id="1778111017-4">}</span><span·class="gp·unselectable"> |
| 1852 | 3>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="1 | 1852 | 3>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="1778111017-5">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1778111017-6">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·110,·SHA:·f4135fadf783418a83242302f5880e99274efa8f45e6a1a66be76c0ff913dd0f·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1853 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 1853 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 1854 | 4>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="1 | 1854 | 4>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="1778111017-7">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1778111017-8">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·110,·SHA:·151e71d0ea458ee8a5c188522f070169faa707a0dd3fad96589ca504144d71fa·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1855 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 1855 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 1856 | 5>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="1 | 1856 | 5>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">lookup</span><span·class="p"·data-group-id="1778111017-9">(</span><span·class="ss">abc</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="1778111017-9">)</span><span·class="p">.</span><span·class="w"> |
| 1857 | </span><span·class="p"·data-group-id="1 | 1857 | </span><span·class="p"·data-group-id="1778111017-10">[</span><span·class="p"·data-group-id="1778111017-11">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="1778111017-11">}</span><sp[·...·truncated·by·diffoscope;·len:·293,·SHA:·5abbbc73566606ba2518b98032005c0b7d3d52c40617f1c37e11d0418d2ce821·...·]-10">]</span></code></pre><p>If·the·table·type·is·<code·class="inline">set</code>,·the·function·returns·either·the·empty·list·or·a·list |
| 1858 | with·one·object,·as·there·cannot·be·more·than·one·object·with·a·given·key.·If | 1858 | with·one·object,·as·there·cannot·be·more·than·one·object·with·a·given·key.·If |
| 1859 | the·table·type·is·<code·class="inline">bag</code>·or·<code·class="inline">duplicate_bag</code>,·the·function·returns·a·list·of | 1859 | the·table·type·is·<code·class="inline">bag</code>·or·<code·class="inline">duplicate_bag</code>,·the·function·returns·a·list·of |
| 1860 | arbitrary·length.</p><p>Notice·that·the·order·of·objects·returned·is·unspecified.·In·particular,·the | 1860 | arbitrary·length.</p><p>Notice·that·the·order·of·objects·returned·is·unspecified.·In·particular,·the |
| 1861 | order·in·which·objects·were·inserted·is·not·reflected.</p> | 1861 | order·in·which·objects·were·inserted·is·not·reflected.</p> |
| 1862 | ··</section> | 1862 | ··</section> |
| 1863 | </section> | 1863 | </section> |
| 1864 | <section·class="detail"·id="match/1"> | 1864 | <section·class="detail"·id="match/1"> |
| Offset 2666, 19 lines modified | Offset 2666, 19 lines modified | ||
| 2666 | by·<code·class="inline">qlc</code>:</p><ul><li>Simple·filters·are·translated·into·equivalent·match·specifications.</li><li>More·complicated·filters·must·be·applied·to·all·objects·returned·by | 2666 | by·<code·class="inline">qlc</code>:</p><ul><li>Simple·filters·are·translated·into·equivalent·match·specifications.</li><li>More·complicated·filters·must·be·applied·to·all·objects·returned·by |
| 2667 | <a·href="#select/3"><code·class="inline">select/3</code></a>·given·a·match·specification·that·matches·all | 2667 | <a·href="#select/3"><code·class="inline">select/3</code></a>·given·a·match·specification·that·matches·all |
| 2668 | objects.</li></ul></li><li><p><code·class="inline">{select,</code>·<a·href="#t:match_spec/0"><code·class="inline">match_spec/0</code></a>·<code·class="inline">}</code>·-·As·for·<code·class="inline">select</code>,·the·table·is·traversed·by | 2668 | objects.</li></ul></li><li><p><code·class="inline">{select,</code>·<a·href="#t:match_spec/0"><code·class="inline">match_spec/0</code></a>·<code·class="inline">}</code>·-·As·for·<code·class="inline">select</code>,·the·table·is·traversed·by |
| 2669 | calling·<a·href="#select/3"><code·class="inline">dets:select/3</code></a>·and·<a·href="#select/1"><code·class="inline">dets:select/1</code></a>.·The·difference·is·that·the·match | 2669 | calling·<a·href="#select/3"><code·class="inline">dets:select/3</code></a>·and·<a·href="#select/1"><code·class="inline">dets:select/1</code></a>.·The·difference·is·that·the·match |
| 2670 | specification·is·specified·explicitly.·This·is·how·to·state·match | 2670 | specification·is·specified·explicitly.·This·is·how·to·state·match |
| 2671 | specifications·that·cannot·easily·be·expressed·within·the·syntax·provided·by | 2671 | specifications·that·cannot·easily·be·expressed·within·the·syntax·provided·by |
| 2672 | <code·class="inline">qlc</code>.</p></li></ul><p>The·following·example·uses·an·explicit·match·specification·to·traverse·the | 2672 | <code·class="inline">qlc</code>.</p></li></ul><p>The·following·example·uses·an·explicit·match·specification·to·traverse·the |
| 2673 | table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id=" | 2673 | table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">open_file</span><span·class="p"·data-group-id="3687092905-1">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3687092905-2">[</span><span·class="p"·data-group-id="3687092905-2">]</span><span·class="p"·data-group-id="3687092905-1">)</span><span·class="p">,</span><span·class="w"> |
| 2674 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 2674 | </span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="3687092905-3">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3687092905-4">[</span><span·class="p"·data-group-id="3687092905-5">{</span><span·class="mi">1</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·778,·SHA:·bae484d9399610bdd28316e9e3f776cb346c437a3c7dfd8c91af6e24d92fbe87·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 2675 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 2675 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="3687092905-9">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="3687092905-10">(</span><span·class="p"·data-group-id="3687092905-11">{</span><span·class="n">X</span><span·class="p">,</span><span·class="n">Y</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·994,·SHA:·56af0d4a628df6acf03038884e72d7bb283f9410c312171084caf63d732ab152·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 2676 | </span><span·class="n">QH1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">table</span><span·class="p"·data-group-id=" | 2676 | </span><span·class="n">QH1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dets</span><span·class="p">:</span><span·class="nf">table</span><span·class="p"·data-group-id="3687092905-15">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3687092905-16">[</span><span·class="p"·data-group-id="3687092905-17">{</span><span·class="ss">traverse</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·2206,·SHA:·3071a6b15b845c62b9247d83cb8a050532e3a4c847f58095f4a0bba4fb611364·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·latter·example·is·equivalent·to·the·former,·which·can·be·verified·using |
| 2677 | function·<a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">qlc</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="9 | 2677 | function·<a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">qlc</span><span·class="p">:</span><span·class="nf">info</span><span·class="p"·data-group-id="9759963738-1">(</span><span·class="n">QH1</span><span·class="p"·data-group-id="9759963738-1">)</span><span·class="w">·</span><span·class="o">=:=</span><span·class="w">·</span><span·class="nc">qlc</span><span·class="p">:</span><span·class="nf">info</span><sp[·...·truncated·by·diffoscope;·len:·117,·SHA:·090963caca39843e890cc7f7b7055d33877f50309e759a34684c43399cc9ea88·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 2678 | </span><span·class="ss">true</span></code></pre><p><a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>·returns·information·about·a·query·handle.·In·this·case·identical | 2678 | </span><span·class="ss">true</span></code></pre><p><a·href="qlc.html#info/1"><code·class="inline">qlc:info/1</code></a>·returns·information·about·a·query·handle.·In·this·case·identical |
| 2679 | information·is·returned·for·the·two·query·handles.</p> | 2679 | information·is·returned·for·the·two·query·handles.</p> |
| 2680 | ··</section> | 2680 | ··</section> |
| 2681 | </section> | 2681 | </section> |
| 2682 | <section·class="detail"·id="to_ets/2"> | 2682 | <section·class="detail"·id="to_ets/2"> |
| 2683 | ··<div·class="detail-header"> | 2683 | ··<div·class="detail-header"> |
| Offset 2740, 15 lines modified | Offset 2740, 15 lines modified | ||
| 2740 | ······················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 2740 | ······················Reason·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 2741 | ······</div> | 2741 | ······</div> |
| 2742 | <p>Applies·<code·class="inline">Fun</code>·to·each·object·stored·in·table·<code·class="inline">Name</code>·in·some·unspecified·order. | 2742 | <p>Applies·<code·class="inline">Fun</code>·to·each·object·stored·in·table·<code·class="inline">Name</code>·in·some·unspecified·order. |
| 2743 | Different·actions·are·taken·depending·on·the·return·value·of·<code·class="inline">Fun</code>.·The | 2743 | Different·actions·are·taken·depending·on·the·return·value·of·<code·class="inline">Fun</code>.·The |
| 2744 | following·<code·class="inline">Fun</code>·return·values·are·allowed:</p><ul><li><p><strong><code·class="inline">continue</code></strong>·-·Continue·to·perform·the·traversal.·For·example,·the·following | 2744 | following·<code·class="inline">Fun</code>·return·values·are·allowed:</p><ul><li><p><strong><code·class="inline">continue</code></strong>·-·Continue·to·perform·the·traversal.·For·example,·the·following |
| 2745 | function·can·be·used·to·print·the·contents·of·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 2745 | function·can·be·used·to·print·the·contents·of·a·table:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="8572115541-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="8572115541-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><[·...·truncated·by·diffoscope;·len:·381,·SHA:·55d698d6a891853798556b7eecffdd9151ca855aa04e302d372cc78edcb476c0·...·]-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">continue</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span></code></pre></li><li><p><strong><code·class="inline">{continue,·Val}</code></strong>·-·Continue·the·traversal·and·accumulate·<code·class="inline">Val</code>.·The |
| 2746 | following·function·is·supplied·to·collect·all·objects·of·a·table·in·a·list:</p><pre><code·class="text">fun(X)·->·{continue,·X}·end.</code></pre></li><li><p><strong><code·class="inline">{done,·Value}</code></strong>·-·Terminate·the·traversal·and·return·<code·class="inline">[Value·|·Acc]</code>.</p></li></ul><p>Any·other·value·<code·class="inline">OtherValue</code>·returned·by·<code·class="inline">Fun</code>·terminates·the·traversal·and·is | 2746 | following·function·is·supplied·to·collect·all·objects·of·a·table·in·a·list:</p><pre><code·class="text">fun(X)·->·{continue,·X}·end.</code></pre></li><li><p><strong><code·class="inline">{done,·Value}</code></strong>·-·Terminate·the·traversal·and·return·<code·class="inline">[Value·|·Acc]</code>.</p></li></ul><p>Any·other·value·<code·class="inline">OtherValue</code>·returned·by·<code·class="inline">Fun</code>·terminates·the·traversal·and·is |
| 2747 | returned·immediately.</p> | 2747 | returned·immediately.</p> |
| 2748 | ··</section> | 2748 | ··</section> |
| 2749 | </section> | 2749 | </section> |
| 2750 | <section·class="detail"·id="update_counter/3"> | 2750 | <section·class="detail"·id="update_counter/3"> |
| 2751 | ··<div·class="detail-header"> | 2751 | ··<div·class="detail-header"> |
| Offset 2809, 15 lines modified | Offset 2809, 15 lines modified | ||
| 2809 | ······<p·class="built-using"> | 2809 | ······<p·class="built-using"> |
| 2810 | ········Built·using | 2810 | ········Built·using |
| 2811 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2811 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2812 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2812 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2813 | ······</p> | 2813 | ······</p> |
| 2814 | <p>Copyright·©·1996-202 | 2814 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2815 | ····</footer> | 2815 | ····</footer> |
| 2816 | ··</div> | 2816 | ··</div> |
| 2817 | </main> | 2817 | </main> |
| 2818 | </div> | 2818 | </div> |
| 2819 | <script> | 2819 | <script> |
| 2820 | ··function·mermaidLoaded()·{ | 2820 | ··function·mermaidLoaded()·{ |
| 2821 | ····mermaid.initialize({ | 2821 | ····mermaid.initialize({ |
| Offset 134, 21 lines modified | Offset 134, 21 lines modified | ||
| 134 | do·not·compare·equal·(<code·class="inline">==</code>).</p><h2·id="module-notes"·class="section-heading"> | 134 | do·not·compare·equal·(<code·class="inline">==</code>).</p><h2·id="module-notes"·class="section-heading"> |
| 135 | ··<a·href="#module-notes"·class="hover-link"> | 135 | ··<a·href="#module-notes"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Notes</span> | 138 | ··<span·class="text">Notes</span> |
| 139 | </h2> | 139 | </h2> |
| 140 | <p><a·href=""·id="notes"></a></p><p>Functions·<code·class="inline">append</code>·and·<code·class="inline">append_list</code>·are·included·so·that·keyed·values·can·be | 140 | <p><a·href=""·id="notes"></a></p><p>Functions·<code·class="inline">append</code>·and·<code·class="inline">append_list</code>·are·included·so·that·keyed·values·can·be |
| 141 | stored·in·a·list·<em>accumulator</em>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 141 | stored·in·a·list·<em>accumulator</em>,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="1216261928-1">(</span><span·class="p"·data-group-id="1216261928-1">)</span><span·class="p">,</span><span·class="w"> |
| 142 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id=" | 142 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id="1216261928-2">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1216261928-3">[</span><span·class="p"·data-group-id="1216261928-3">]</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·63,·SHA:·661e7ad1511cda0ed6ac9c3baad8ee82fc52e9d5be6a2a762cb6c656c4f94596·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 143 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 143 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="1216261928-4">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id="1216261928-4">)</span><span·class="p">,</span><span·class="w"> |
| 144 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 144 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="1216261928-5">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p"·data-group-id="1216261928-5">)</span><span·class="p">,</span><span·class="w"> |
| 145 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 145 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="1216261928-6">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D3</span><span·class="p"·data-group-id="1216261928-6">)</span><span·class="p">,</span><span·class="w"> |
| 146 | ··</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="nc">dict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="1216261928-7">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D4</span><span·class="p"·data-group-id="1216261928-7">)</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="p"·data-group-id=" | 147 | </span><span·class="p"·data-group-id="1216261928-8">[</span><span·class="ss">f1</span><span·class="p">,</span><span·class="ss">f2</span><span·class="p">,</span><span·class="ss">f3</span><span·class="p"·data-group-id="1216261928-8">]</span></code></pre><p>This·saves·the·trouble·of·first·fetching·a·keyed·value,·appending·a·new·value·to |
| 148 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<code·class="inline">fetch</code>·is·to·be·used·if·the·key·is·known·to·be·in·the·dictionary, | 148 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<code·class="inline">fetch</code>·is·to·be·used·if·the·key·is·known·to·be·in·the·dictionary, |
| 149 | otherwise·function·<code·class="inline">find</code>.</p><h2·id="module-see-also"·class="section-heading"> | 149 | otherwise·function·<code·class="inline">find</code>.</p><h2·id="module-see-also"·class="section-heading"> |
| 150 | ··<a·href="#module-see-also"·class="hover-link"> | 150 | ··<a·href="#module-see-also"·class="hover-link"> |
| 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 151 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 152 | ··</a> | 152 | ··</a> |
| 153 | ··<span·class="text">See·Also</span> | 153 | ··<span·class="text">See·Also</span> |
| 154 | </h2> | 154 | </h2> |
| Offset 871, 18 lines modified | Offset 871, 18 lines modified | ||
| 871 | ······</div> | 871 | ······</div> |
| 872 | <p>Merges·two·dictionaries,·<code·class="inline">Dict1</code>·and·<code·class="inline">Dict2</code>,·to·create·a·new·dictionary.·All | 872 | <p>Merges·two·dictionaries,·<code·class="inline">Dict1</code>·and·<code·class="inline">Dict2</code>,·to·create·a·new·dictionary.·All |
| 873 | the·<code·class="inline">Key</code>-<code·class="inline">Value</code>·pairs·from·both·dictionaries·are·included·in·the·new | 873 | the·<code·class="inline">Key</code>-<code·class="inline">Value</code>·pairs·from·both·dictionaries·are·included·in·the·new |
| 874 | dictionary.·If·a·key·occurs·in·both·dictionaries,·<code·class="inline">Fun</code>·is·called·with·the·key | 874 | dictionary.·If·a·key·occurs·in·both·dictionaries,·<code·class="inline">Fun</code>·is·called·with·the·key |
| 875 | and·both·values·to·return·a·new·value.·<code·class="inline">merge</code>·can·be·defined·as·follows,·but·is | 875 | and·both·values·to·return·a·new·value.·<code·class="inline">merge</code>·can·be·defined·as·follows,·but·is |
| 876 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">merge</span><span·class="p"·data-group-id=" | 876 | faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">merge</span><span·class="p"·data-group-id="9236162865-1">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p"·data-group-id="9236162865-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 877 | ····</span><span·class="nf">fold</span><span·class="p"·data-group-id=" | 877 | ····</span><span·class="nf">fold</span><span·class="p"·data-group-id="9236162865-2">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="9236162865-3">(</span><span·class="n">K</span><span·class="p">,</span><span·class="w">·</span><span·class="n">V1</span><span·class="p">,</span><span·cla[·...·truncated·by·diffoscope;·len:·80,·SHA:·5551bcd82f3504223ee90a192fae689f70089438097f04445947e12bf41e3145·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 878 | ·················</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 878 | ·················</span><span·class="nf">update</span><span·class="p"·data-group-id="9236162865-4">(</span><span·class="n">K</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="9236162865-5">(</span><span·class="n">V2</span><span·class="p"·data-group-id="92[·...·truncated·by·diffoscope;·len:·634,·SHA:·8ecce787a8e8525e0f7e3fdd742a81bc1615d865887ba3b402772ed8c0840769·...·]-4">)</span><span·class="w"> |
| 879 | ·········</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id=" | 879 | ·········</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id="9236162865-2">)</span><span·class="p">.</span></code></pre> |
| 880 | ··</section> | 880 | ··</section> |
| 881 | </section> | 881 | </section> |
| 882 | <section·class="detail"·id="new/0"> | 882 | <section·class="detail"·id="new/0"> |
| 883 | ··<div·class="detail-header"> | 883 | ··<div·class="detail-header"> |
| 884 | ····<a·href="#new/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 884 | ····<a·href="#new/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 885 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 885 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1073, 16 lines modified | Offset 1073, 16 lines modified | ||
| 1073 | ····················Fun·::·fun((Value1·::·Value)·->·Value2·::·Value), | 1073 | ····················Fun·::·fun((Value1·::·Value)·->·Value2·::·Value), |
| 1074 | ····················Initial·::·Value.</pre> | 1074 | ····················Initial·::·Value.</pre> |
| 1075 | ······</div> | 1075 | ······</div> |
| 1076 | <p>Updates·a·value·in·a·dictionary·by·calling·<code·class="inline">Fun</code>·on·the·value·to·get·a·new | 1076 | <p>Updates·a·value·in·a·dictionary·by·calling·<code·class="inline">Fun</code>·on·the·value·to·get·a·new |
| 1077 | value.·If·<code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Initial</code>·is·stored·as·the | 1077 | value.·If·<code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Initial</code>·is·stored·as·the |
| 1078 | first·value.·For·example,·<a·href="#append/3"><code·class="inline">append/3</code></a>·can·be·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id=" | 1078 | first·value.·For·example,·<a·href="#append/3"><code·class="inline">append/3</code></a>·can·be·defined·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append</span><span·class="p"·data-group-id="4770600618-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Val</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D</span><span·class="p"·data-group-id="4770600618-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1079 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 1079 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id="4770600618-2">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="4770600618-3">(</span><span·class="n">Old</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·673,·SHA:·01f95811b8faa2356864b130a36404ae2d98fff9c0eb42caa4928b214f1f3e08·...·]-2">)</span><span·class="p">.</span></code></pre> |
| 1080 | ··</section> | 1080 | ··</section> |
| 1081 | </section> | 1081 | </section> |
| 1082 | <section·class="detail"·id="update_counter/3"> | 1082 | <section·class="detail"·id="update_counter/3"> |
| 1083 | ··<div·class="detail-header"> | 1083 | ··<div·class="detail-header"> |
| 1084 | ····<a·href="#update_counter/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1084 | ····<a·href="#update_counter/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1085 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1085 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1103, 16 lines modified | Offset 1103, 16 lines modified | ||
| 1103 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_counter(Key,·Increment,·Dict1)·->·Dict2 | 1103 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·update_counter(Key,·Increment,·Dict1)·->·Dict2 |
| 1104 | ························when·Dict1·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Dict2·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Increment·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:number/0">number</a>().</pre> | 1104 | ························when·Dict1·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Dict2·::·<a·href="#t:dict/2">dict</a>(Key,·Value),·Increment·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:number/0">number</a>().</pre> |
| 1105 | ······</div> | 1105 | ······</div> |
| 1106 | <p>Adds·<code·class="inline">Increment</code>·to·the·value·associated·with·<code·class="inline">Key</code>·and·stores·this·value.·If | 1106 | <p>Adds·<code·class="inline">Increment</code>·to·the·value·associated·with·<code·class="inline">Key</code>·and·stores·this·value.·If |
| 1107 | <code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Increment</code>·is·stored·as·the·first | 1107 | <code·class="inline">Key</code>·is·not·present·in·the·dictionary,·<code·class="inline">Increment</code>·is·stored·as·the·first |
| 1108 | value.</p><p>This·can·be·defined·as·follows,·but·is·faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">update_counter</span><span·class="p"·data-group-id=" | 1108 | value.</p><p>This·can·be·defined·as·follows,·but·is·faster:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">update_counter</span><span·class="p"·data-group-id="6955799838-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Incr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D</span><span·class="p"·data-group-id="6955799838-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1109 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id=" | 1109 | ····</span><span·class="nf">update</span><span·class="p"·data-group-id="6955799838-2">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="6955799838-3">(</span><span·class="n">Old</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·462,·SHA:·fd1a29df8f2f31d5a2158e795ccd4bfb8d3dfe3100ad217d94e5549ccaa94c0b·...·]-2">)</span><span·class="p">.</span></code></pre> |
| 1110 | ··</section> | 1110 | ··</section> |
| 1111 | </section> | 1111 | </section> |
| 1112 | ····</div> | 1112 | ····</div> |
| 1113 | ··</section> | 1113 | ··</section> |
| 1114 | ····<footer·class="footer"> | 1114 | ····<footer·class="footer"> |
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| 1133 | ······<p·class="built-using"> | 1133 | ······<p·class="built-using"> |
| 1134 | ········Built·using | 1134 | ········Built·using |
| 1135 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1135 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1136 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1136 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1137 | ······</p> | 1137 | ······</p> |
| 1138 | <p>Copyright·©·1996-202 | 1138 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1139 | ····</footer> | 1139 | ····</footer> |
| 1140 | ··</div> | 1140 | ··</div> |
| 1141 | </main> | 1141 | </main> |
| 1142 | </div> | 1142 | </div> |
| 1143 | <script> | 1143 | <script> |
| 1144 | ··function·mermaidLoaded()·{ | 1144 | ··function·mermaidLoaded()·{ |
| 1145 | ····mermaid.initialize({ | 1145 | ····mermaid.initialize({ |
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| 1758 | ······<p·class="built-using"> | 1758 | ······<p·class="built-using"> |
| 1759 | ········Built·using | 1759 | ········Built·using |
| 1760 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1760 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1761 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1761 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1762 | ······</p> | 1762 | ······</p> |
| 1763 | <p>Copyright·©·1996-202 | 1763 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1764 | ····</footer> | 1764 | ····</footer> |
| 1765 | ··</div> | 1765 | ··</div> |
| 1766 | </main> | 1766 | </main> |
| 1767 | </div> | 1767 | </div> |
| 1768 | <script> | 1768 | <script> |
| 1769 | ··function·mermaidLoaded()·{ | 1769 | ··function·mermaidLoaded()·{ |
| 1770 | ····mermaid.initialize({ | 1770 | ····mermaid.initialize({ |
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| 1004 | ······<p·class="built-using"> | 1004 | ······<p·class="built-using"> |
| 1005 | ········Built·using | 1005 | ········Built·using |
| 1006 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1006 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1007 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1007 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1008 | ······</p> | 1008 | ······</p> |
| 1009 | <p>Copyright·©·1996-202 | 1009 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1010 | ····</footer> | 1010 | ····</footer> |
| 1011 | ··</div> | 1011 | ··</div> |
| 1012 | </main> | 1012 | </main> |
| 1013 | </div> | 1013 | </div> |
| 1014 | <script> | 1014 | <script> |
| 1015 | ··function·mermaidLoaded()·{ | 1015 | ··function·mermaidLoaded()·{ |
| 1016 | ····mermaid.initialize({ | 1016 | ····mermaid.initialize({ |
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| 336 | ······<p·class="built-using"> | 336 | ······<p·class="built-using"> |
| 337 | ········Built·using | 337 | ········Built·using |
| 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 340 | ······</p> | 340 | ······</p> |
| 341 | <p>Copyright·©·1996-202 | 341 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 342 | ····</footer> | 342 | ····</footer> |
| 343 | ··</div> | 343 | ··</div> |
| 344 | </main> | 344 | </main> |
| 345 | </div> | 345 | </div> |
| 346 | <script> | 346 | <script> |
| 347 | ··function·mermaidLoaded()·{ | 347 | ··function·mermaidLoaded()·{ |
| 348 | ····mermaid.initialize({ | 348 | ····mermaid.initialize({ |
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| 328 | ······<p·class="built-using"> | 328 | ······<p·class="built-using"> |
| 329 | ········Built·using | 329 | ········Built·using |
| 330 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 330 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 331 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 331 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 332 | ······</p> | 332 | ······</p> |
| 333 | <p>Copyright·©·1996-202 | 333 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 334 | ····</footer> | 334 | ····</footer> |
| 335 | ··</div> | 335 | ··</div> |
| 336 | </main> | 336 | </main> |
| 337 | </div> | 337 | </div> |
| 338 | <script> | 338 | <script> |
| 339 | ··function·mermaidLoaded()·{ | 339 | ··function·mermaidLoaded()·{ |
| 340 | ····mermaid.initialize({ | 340 | ····mermaid.initialize({ |
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| 136 | <code·class="inline">Latin-1</code>·and·<code·class="inline">UTF-8</code>,·where·the·case·of·the·characters·can·be·chosen·freely.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·coding:·utf-8</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·For·this·file·we·have·chosen·encoding·=·Latin-1</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·-*-·coding:·latin-1·-*-</span></code></pre><h2·id="module-error-information"·class="section-heading"> | 136 | <code·class="inline">Latin-1</code>·and·<code·class="inline">UTF-8</code>,·where·the·case·of·the·characters·can·be·chosen·freely.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·coding:·utf-8</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·For·this·file·we·have·chosen·encoding·=·Latin-1</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·-*-·coding:·latin-1·-*-</span></code></pre><h2·id="module-error-information"·class="section-heading"> |
| 137 | ··<a·href="#module-error-information"·class="hover-link"> | 137 | ··<a·href="#module-error-information"·class="hover-link"> |
| 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 138 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 139 | ··</a> | 139 | ··</a> |
| 140 | ··<span·class="text">Error·Information</span> | 140 | ··<span·class="text">Error·Information</span> |
| 141 | </h2> | 141 | </h2> |
| 142 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O | 142 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O |
| 143 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 143 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="3434853094-1">{</span><span·class="n">ErrorLine</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="34348530[·...·truncated·by·diffoscope;·len:·369,·SHA:·cc440cbf8ae8fc9417694188322a66405a246d729fa63fc3e323305eb100dcab·...·]-1">)</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 144 | ··<a·href="#module-see-also"·class="hover-link"> | 144 | ··<a·href="#module-see-also"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">See·Also</span> | 147 | ··<span·class="text">See·Also</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <p><a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> | 149 | <p><a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> |
| 150 | ····</section> | 150 | ····</section> |
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| 1185 | ······<p·class="built-using"> | 1185 | ······<p·class="built-using"> |
| 1186 | ········Built·using | 1186 | ········Built·using |
| 1187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1189 | ······</p> | 1189 | ······</p> |
| 1190 | <p>Copyright·©·1996-202 | 1190 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1191 | ····</footer> | 1191 | ····</footer> |
| 1192 | ··</div> | 1192 | ··</div> |
| 1193 | </main> | 1193 | </main> |
| 1194 | </div> | 1194 | </div> |
| 1195 | <script> | 1195 | <script> |
| 1196 | ··function·mermaidLoaded()·{ | 1196 | ··function·mermaidLoaded()·{ |
| 1197 | ····mermaid.initialize({ | 1197 | ····mermaid.initialize({ |
| Offset 1211, 15 lines modified | Offset 1211, 15 lines modified | ||
| 1211 | ······<p·class="built-using"> | 1211 | ······<p·class="built-using"> |
| 1212 | ········Built·using | 1212 | ········Built·using |
| 1213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1213 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1214 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1215 | ······</p> | 1215 | ······</p> |
| 1216 | <p>Copyright·©·1996-202 | 1216 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1217 | ····</footer> | 1217 | ····</footer> |
| 1218 | ··</div> | 1218 | ··</div> |
| 1219 | </main> | 1219 | </main> |
| 1220 | </div> | 1220 | </div> |
| 1221 | <script> | 1221 | <script> |
| 1222 | ··function·mermaidLoaded()·{ | 1222 | ··function·mermaidLoaded()·{ |
| 1223 | ····mermaid.initialize({ | 1223 | ····mermaid.initialize({ |
| Offset 309, 15 lines modified | Offset 309, 15 lines modified | ||
| 309 | ······<div·class="specs"> | 309 | ······<div·class="specs"> |
| 310 | ··········<pre·translate="no"><span·class="attribute">-type</span>·format_fun()·::·fun((<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·<a·href="#t:column/0">column</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:iolist/0">iolist</a>()).</pre> | 310 | ··········<pre·translate="no"><span·class="attribute">-type</span>·format_fun()·::·fun((<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·<a·href="#t:column/0">column</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:iolist/0">iolist</a>()).</pre> |
| 311 | ······</div> | 311 | ······</div> |
| 312 | <p>A·fun·used·to·format·function·arguments·for·BIF·and·function·calls.·By·default | 312 | <p>A·fun·used·to·format·function·arguments·for·BIF·and·function·calls.·By·default |
| 313 | the·following·fun·will·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 313 | the·following·fun·will·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="6432130927-1">(</span><span·class="n">Term</span><span·class="p">,</span><span·class="w">·</span><span·class="n">I</span><span·class="p"·data-group-id="6432130927-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·418,·SHA:·fe09612bdc0400e97bd88fceaee722f2429101ceaacc7b1f3997917497ef6d56·...·]-2">)</span><span·class="w">·</span><span·class="k">end</span></code></pre> |
| 314 | ··</section> | 314 | ··</section> |
| 315 | </section> | 315 | </section> |
| 316 | <section·class="detail"·id="t:format_options/0"> | 316 | <section·class="detail"·id="t:format_options/0"> |
| 317 | ··<div·class="detail-header"> | 317 | ··<div·class="detail-header"> |
| 318 | ····<a·href="#t:format_options/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> | 318 | ····<a·href="#t:format_options/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·type"> |
| 319 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 319 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 424, 31 lines modified | Offset 424, 31 lines modified | ||
| 424 | <p>This·callback·is·called·when·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·or·similar·functionality·wants | 424 | <p>This·callback·is·called·when·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·or·similar·functionality·wants |
| 425 | to·provide·extra·information·about·an·error.·The·<code·class="inline">Module</code>:<code·class="inline">Function</code>·called·is | 425 | to·provide·extra·information·about·an·error.·The·<code·class="inline">Module</code>:<code·class="inline">Function</code>·called·is |
| 426 | the·one·specificed·by·the·<code·class="inline">error_info</code>·map.</p><p>The·function·should·return·a·map·with·additional·information·about·what·have | 426 | the·one·specificed·by·the·<code·class="inline">error_info</code>·map.</p><p>The·function·should·return·a·map·with·additional·information·about·what·have |
| 427 | caused·the·exception.·The·possible·keys·of·the·map·are:</p><ul><li><p><strong><code·class="inline">ArgumentPosition·=·pos_integer()</code></strong>·-·The·position·of·the·argument·that | 427 | caused·the·exception.·The·possible·keys·of·the·map·are:</p><ul><li><p><strong><code·class="inline">ArgumentPosition·=·pos_integer()</code></strong>·-·The·position·of·the·argument·that |
| 428 | caused·the·error·starting·at·1.</p></li><li><p><strong><code·class="inline">general</code></strong>·-·An·error·that·is·not·associated·with·any·argument·caused·the | 428 | caused·the·error·starting·at·1.</p></li><li><p><strong><code·class="inline">general</code></strong>·-·An·error·that·is·not·associated·with·any·argument·caused·the |
| 429 | error.</p></li><li><p><strong><code·class="inline">reason</code></strong>·-·If·the·<code·class="inline">Reason</code>·should·be·printed·differently·than·the·default | 429 | error.</p></li><li><p><strong><code·class="inline">reason</code></strong>·-·If·the·<code·class="inline">Reason</code>·should·be·printed·differently·than·the·default |
| 430 | way.</p></li></ul><p>If·the·text·returned·includes·new-lines,·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·will·indent·the | 430 | way.</p></li></ul><p>If·the·text·returned·includes·new-lines,·<a·href="#format_exception/4"><code·class="inline">format_exception/4</code></a>·will·indent·the |
| 431 | text·correctly.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 431 | text·correctly.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5973090141-1">(</span><span·class="ss">my_error_module</span><span·class="p"·data-group-id="5973090141-1">)</span><span·class="p">.</span><span·class="w"> |
| 432 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 432 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5973090141-2">(</span><span·class="p"·data-group-id="5973090141-3">[</span><span·class="ss">atom_to_string</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">format_error</span><span·clas[·...·truncated·by·diffoscope;·len:·133,·SHA:·aa97720120a4729087bc1eef50270a4a58103c04e8ce4c9571122a79b87f71be·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 433 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id=" | 433 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="5973090141-4">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="5973090141-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_atom</span><span·class="p"·data-group-id="5973090141-5">(</s[·...·truncated·by·diffoscope;·len:·71,·SHA:·1197536eac12103a508c7d3109f84db6deedcb8d9261aa8c6679a2cc2e9ef96f·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 434 | ··</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id=" | 434 | ··</span><span·class="nf">atom_to_list</span><span·class="p"·data-group-id="5973090141-6">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="5973090141-6">)</span><span·class="p">;</span><span·class="w"> |
| 435 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id=" | 435 | </span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="5973090141-7">(</span><span·class="n">Arg</span><span·class="p"·data-group-id="5973090141-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 436 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id=" | 436 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">error</span><span·class="p"·data-group-id="5973090141-8">(</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p"·data-group-id="5973090141-9">[</span><span·class="n">Arg</span><span·class="p"·data-group-id="5973090141-9">]</span><span·class="p">,</span><span·class="w"> |
| 437 | ···············</span><span·class="p"·data-group-id=" | 437 | ···············</span><span·class="p"·data-group-id="5973090141-10">[</span><span·class="p"·data-group-id="5973090141-11">{</span><span·class="ss">error_info</span><span·class="p">,</span><span·class="p"·data-group-id="5973090141-12">#{</span><span·class="w">·</span><span·class="ss">module</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w"> |
| 438 | ·······························</span><span·class="ss">cause</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 438 | ·······························</span><span·class="ss">cause</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="5973090141-13">#{</span><span·class="w">·</span><span·class="mi">1</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"should·be·an·atom"</span><span·class="w">·</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·226,·SHA:·37e784ccf4efaa895350f68b7ff988c1e25507889def3e4c5e488f59f12e5f39·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 439 | </span><span·class="nf">format_error</span><span·class="p"·data-group-id=" | 439 | </span><span·class="nf">format_error</span><span·class="p"·data-group-id="5973090141-14">(</span><span·class="n">Reason</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5973090141-15">[</span><span·class="p"·data-group-id="5973090141-16">{</span><span·class="p">_</span><span·class="n">M</span>[·...·truncated·by·diffoscope;·len:·393,·SHA:·2caad92bb3478ca463086c561222a25525774914e25128703292969f74b0a06b·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 440 | ··</span><span·class="n">ErrorInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 440 | ··</span><span·class="n">ErrorInfo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="5973090141-17">(</span><span·class="ss">error_info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5973090141-18">#{</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·74,·SHA:·1537c1e9977c3790a8c283aed31d891c47bdd48d3f6ea61124357a5153416f48·...·]-17">)</span><span·class="p">,</span><span·class="w"> |
| 441 | ··</span><span·class="n">ErrorMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 441 | ··</span><span·class="n">ErrorMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">get</span><span·class="p"·data-group-id="5973090141-19">(</span><span·class="ss">cause</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorInfo</span><span·class="p"·data-group-id="5973090141-19">)</span><span·class="p">,</span><span·class="w"> |
| 442 | ··</span><span·class="n">ErrorMap</span><span·class="p"·data-group-id=" | 442 | ··</span><span·class="n">ErrorMap</span><span·class="p"·data-group-id="5973090141-20">#{</span><span·class="w">·</span><span·class="ss">general</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"optional·general·information"</span><span·class="p">,</span><span·class="w"> |
| 443 | ·············</span><span·class="ss">reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 443 | ·············</span><span·class="ss">reason</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5973090141-21">(</span><span·class="s">"</span><span·class="si">~p</span><span·class="s">:·</span><span·class="si">~p</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="5973090141-22">[</span><span·class="o">?</s[·...·truncated·by·diffoscope;·len:·582,·SHA:·b4e8048f113067fc31718bae4b94493d7ce001b67deb943278f82100537595ff·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 444 | </span><span·class="p"·data-group-id=" | 444 | </span><span·class="p"·data-group-id="8972936282-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">my_error_module</span><span·class="p"·data-group-id="8972936282-2">}</span><span·class="gp·unselectable"> |
| 445 | 2>·</span><span·class="nc">my_error_module</span><span·class="p">:</span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id=" | 445 | 2>·</span><span·class="nc">my_error_module</span><span·class="p">:</span><span·class="nf">atom_to_string</span><span·class="p"·data-group-id="8972936282-3">(</span><span·class="mi">1</span><span·class="p"·data-group-id="8972936282-3">)</span><span·class="p">.</span><span·class="w"> |
| 446 | </span><span·class="gt">**·exception·error:·my_error_module:·badarg | 446 | </span><span·class="gt">**·exception·error:·my_error_module:·badarg |
| 447 | ·····in·function··my_error_module:atom_to_string/1 | 447 | ·····in·function··my_error_module:atom_to_string/1 |
| 448 | ········called·as·my_error_module:atom_to_string(1) | 448 | ········called·as·my_error_module:atom_to_string(1) |
| 449 | ········***·argument·1:·should·be·an·atom | 449 | ········***·argument·1:·should·be·an·atom |
| 450 | ········***·optional·general·information</span></code></pre> | 450 | ········***·optional·general·information</span></code></pre> |
| 451 | ··</section> | 451 | ··</section> |
| 452 | </section> | 452 | </section> |
| Offset 524, 26 lines modified | Offset 524, 26 lines modified | ||
| 524 | ······························StackTrace·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:stacktrace/0">erlang:stacktrace</a>(), | 524 | ······························StackTrace·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:stacktrace/0">erlang:stacktrace</a>(), |
| 525 | ······························Options·::·<a·href="#t:format_options/0">format_options</a>().</pre> | 525 | ······························Options·::·<a·href="#t:format_options/0">format_options</a>().</pre> |
| 526 | ······</div> | 526 | ······</div> |
| 527 | <p>Format·the·error·reason·and·stack·back-trace·caught·using·<code·class="inline">try</code>·...·<code·class="inline">catch</code>·in | 527 | <p>Format·the·error·reason·and·stack·back-trace·caught·using·<code·class="inline">try</code>·...·<code·class="inline">catch</code>·in |
| 528 | the·same·style·as·the·shell·formats·them.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> | 528 | the·same·style·as·the·shell·formats·them.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> |
| 529 | ····</span><span·class="nf">do_something</span><span·class="p"·data-group-id=" | 529 | ····</span><span·class="nf">do_something</span><span·class="p"·data-group-id="0221944831-1">(</span><span·class="p"·data-group-id="0221944831-1">)</span><span·class="w"> |
| 530 | </span><span·class="k">catch</span><span·class="w"> | 530 | </span><span·class="k">catch</span><span·class="w"> |
| 531 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 531 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 532 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id=" | 532 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id="0221944831-2">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Stk</span><span·class="p"·data-group-id="0221944831-2">)</span><span·class="p">,</span><span·class="w"> |
| 533 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 533 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0221944831-3">(</span><span·class="n">LogFile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"~ts\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0221944831-4">[</span><span·class="n"[·...·truncated·by·diffoscope;·len:·109,·SHA:·172512d57fe86e6284156386a4e823527e7965f5010ebb622bc08588c6d9adf4·...·]-3">)</span><span·class="w"> |
| 534 | </span><span·class="k">end</span></code></pre><p>If·<code·class="inline">error_info</code>·is·provided·with·the·exception,·<code·class="inline">format_exception</code>·will·use·that | 534 | </span><span·class="k">end</span></code></pre><p>If·<code·class="inline">error_info</code>·is·provided·with·the·exception,·<code·class="inline">format_exception</code>·will·use·that |
| 535 | information·to·provide·additional·information·about·the·exception.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> | 535 | information·to·provide·additional·information·about·the·exception.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">try</span><span·class="w"> |
| 536 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">raise</span><span·class="p"·data-group-id=" | 536 | ··</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">raise</span><span·class="p"·data-group-id="2491484120-1">(</span><span·class="ss">badarg</span><span·class="p">,</span><span·class="p"·data-group-id="2491484120-2">[</span><span·class="p"·data-group-id="2491484120-2">]</span><span·class="p">,</span><span·class="p"·data-group-id="2491484120-3">[</sp[·...·truncated·by·diffoscope;·len:·368,·SHA:·26c9272240a9955dfcd95329dafda7ecc2e0a42bb68ba22e770da1c9e6d136d5·...·]-1">)</span><span·class="w"> |
| 537 | </span><span·class="k">catch</span><span·class="w"> | 537 | </span><span·class="k">catch</span><span·class="w"> |
| 538 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 538 | ····</span><span·class="n">C</span><span·class="p">:</span><span·class="n">R</span><span·class="p">:</span><span·class="n">Stk</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 539 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id=" | 539 | ········</span><span·class="n">Message</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_error</span><span·class="p">:</span><span·class="nf">format_exception</span><span·class="p"·data-group-id="2491484120-6">(</span><span·class="n">C</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Stk</span><span·class="p"·data-group-id="2491484120-6">)</span><span·class="p">,</span><span·class="w"> |
| 540 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 540 | ········</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2491484120-7">(</span><span·class="n">LogFile</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"~ts\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2491484120-8">[</span><span·class="n"[·...·truncated·by·diffoscope;·len:·109,·SHA:·832722f7b4a18ff0ba85961e8d10b258b83f64023054466476b1002c54428dac·...·]-7">)</span><span·class="w"> |
| 541 | </span><span·class="k">end</span></code></pre><p>See·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#error/3"><code·class="inline">erlang:error/3</code></a>·for·details·on·how·to·raise·an·exception·with·<code·class="inline">error_info</code> | 541 | </span><span·class="k">end</span></code></pre><p>See·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#error/3"><code·class="inline">erlang:error/3</code></a>·for·details·on·how·to·raise·an·exception·with·<code·class="inline">error_info</code> |
| 542 | included.</p> | 542 | included.</p> |
| 543 | ··</section> | 543 | ··</section> |
| 544 | </section> | 544 | </section> |
| 545 | ····</div> | 545 | ····</div> |
| 546 | ··</section> | 546 | ··</section> |
| Offset 566, 15 lines modified | Offset 566, 15 lines modified | ||
| 566 | ······<p·class="built-using"> | 566 | ······<p·class="built-using"> |
| 567 | ········Built·using | 567 | ········Built·using |
| 568 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 568 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 569 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 569 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 570 | ······</p> | 570 | ······</p> |
| 571 | <p>Copyright·©·1996-202 | 571 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 572 | ····</footer> | 572 | ····</footer> |
| 573 | ··</div> | 573 | ··</div> |
| 574 | </main> | 574 | </main> |
| 575 | </div> | 575 | </div> |
| 576 | <script> | 576 | <script> |
| 577 | ··function·mermaidLoaded()·{ | 577 | ··function·mermaidLoaded()·{ |
| 578 | ····mermaid.initialize({ | 578 | ····mermaid.initialize({ |
| Offset 137, 35 lines modified | Offset 137, 35 lines modified | ||
| 137 | ··<span·class="text">Local·Function·Handler</span> | 137 | ··<span·class="text">Local·Function·Handler</span> |
| 138 | </h2> | 138 | </h2> |
| 139 | <p>During·evaluation·of·a·function,·no·calls·can·be·made·to·local·functions.·An | 139 | <p>During·evaluation·of·a·function,·no·calls·can·be·made·to·local·functions.·An |
| 140 | undefined·function·error·would·be·generated.·However,·the·optional·argument | 140 | undefined·function·error·would·be·generated.·However,·the·optional·argument |
| 141 | <code·class="inline">LocalFunctionHandler</code>·can·be·used·to·define·a·function·that·is·called·when | 141 | <code·class="inline">LocalFunctionHandler</code>·can·be·used·to·define·a·function·that·is·called·when |
| 142 | there·is·a·call·to·a·local·function.·The·argument·can·have·the·following | 142 | there·is·a·call·to·a·local·function.·The·argument·can·have·the·following |
| 143 | formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called | 143 | formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called |
| 144 | with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id=" | 144 | with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id="5652206909-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arguments</span><span·class="p"·data-group-id="5652206909-1">)</span></code></pre><p><code·class="inline">Name</code>·is·the·name·of·the·local·function·(an·atom)·and·<code·class="inline">Arguments</code>·is·a·list |
| 145 | of·the·<em>evaluated</em>·arguments.·The·function·handler·returns·the·value·of·the | 145 | of·the·<em>evaluated</em>·arguments.·The·function·handler·returns·the·value·of·the |
| 146 | local·function.·In·this·case,·the·current·bindings·cannot·be·accessed.·To | 146 | local·function.·In·this·case,·the·current·bindings·cannot·be·accessed.·To |
| 147 | signal·an·error,·the·function·handler·calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a | 147 | signal·an·error,·the·function·handler·calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a |
| 148 | suitable·exit·value.</p></li><li><p><strong><code·class="inline">{eval,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id=" | 148 | suitable·exit·value.</p></li><li><p><strong><code·class="inline">{eval,Func}</code></strong>·-·This·defines·a·local·function·handler·that·is·called·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id="9062458589-1">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arguments</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bindings</span><span·class="p"·data-group-id="9062458589-1">)</span></code></pre><p><code·class="inline">Name</code>·is·the·name·of·the·local·function·(an·atom),·<code·class="inline">Arguments</code>·is·a·list·of |
| 149 | the·<em>unevaluated</em>·arguments,·and·<code·class="inline">Bindings</code>·are·the·current·variable·bindings. | 149 | the·<em>unevaluated</em>·arguments,·and·<code·class="inline">Bindings</code>·are·the·current·variable·bindings. |
| 150 | The·function·handler·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 150 | The·function·handler·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4102354558-1">{</span><span·class="ss">value</span><span·class="p">,</span><span·class="n">Value</span><span·class="p">,</span><span·class="n">NewBindings</span><span·class="p"·data-group-id="4102354558-1">}</span></code></pre><p><code·class="inline">Value</code>·is·the·value·of·the·local·function·and·<code·class="inline">NewBindings</code>·are·the·updated |
| 151 | variable·bindings.·In·this·case,·the·function·handler·must·itself·evaluate·all | 151 | variable·bindings.·In·this·case,·the·function·handler·must·itself·evaluate·all |
| 152 | the·function·arguments·and·manage·the·bindings.·To·signal·an·error,·the | 152 | the·function·arguments·and·manage·the·bindings.·To·signal·an·error,·the |
| 153 | function·handler·calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·local·function·handler.</p></li></ul><h2·id="module-non-local-function-handler"·class="section-heading"> | 153 | function·handler·calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·local·function·handler.</p></li></ul><h2·id="module-non-local-function-handler"·class="section-heading"> |
| 154 | ··<a·href="#module-non-local-function-handler"·class="hover-link"> | 154 | ··<a·href="#module-non-local-function-handler"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Non-Local·Function·Handler</span> | 157 | ··<span·class="text">Non-Local·Function·Handler</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>The·optional·argument·<code·class="inline">NonLocalFunctionHandler</code>·can·be·used·to·define·a·function | 159 | <p>The·optional·argument·<code·class="inline">NonLocalFunctionHandler</code>·can·be·used·to·define·a·function |
| 160 | that·is·called·in·the·following·cases:</p><ul><li>A·functional·object·(fun)·is·called.</li><li>A·built-in·function·is·called.</li><li>A·function·is·called·using·the·<code·class="inline">M:F</code>·syntax,·where·<code·class="inline">M</code>·and·<code·class="inline">F</code>·are·atoms·or | 160 | that·is·called·in·the·following·cases:</p><ul><li>A·functional·object·(fun)·is·called.</li><li>A·built-in·function·is·called.</li><li>A·function·is·called·using·the·<code·class="inline">M:F</code>·syntax,·where·<code·class="inline">M</code>·and·<code·class="inline">F</code>·are·atoms·or |
| 161 | expressions.</li><li>An·operator·<code·class="inline">Op/A</code>·is·called·(this·is·handled·as·a·call·to·function | 161 | expressions.</li><li>An·operator·<code·class="inline">Op/A</code>·is·called·(this·is·handled·as·a·call·to·function |
| 162 | <code·class="inline">erlang:Op/A</code>).</li></ul><p>Exceptions·are·calls·to·<code·class="inline">erlang:apply/2,3</code>;·neither·of·the·function·handlers·are | 162 | <code·class="inline">erlang:Op/A</code>).</li></ul><p>Exceptions·are·calls·to·<code·class="inline">erlang:apply/2,3</code>;·neither·of·the·function·handlers·are |
| 163 | called·for·such·calls.·The·argument·can·have·the·following·formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·non-local·function·handler.·The·function | 163 | called·for·such·calls.·The·argument·can·have·the·following·formats:</p><ul><li><p><strong><code·class="inline">{value,Func}</code></strong>·-·This·defines·a·non-local·function·handler.·The·function |
| 164 | may·be·called·with·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id=" | 164 | may·be·called·with·two·arguments:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Func</span><span·class="p"·data-group-id="1540247317-1">(</span><span·class="n">FuncSpec</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arguments</span><span·class="p"·data-group-id="1540247317-1">)</span></code></pre><p>or·three·arguments:</p><pre><code·class="makeup·erlang[·...·truncated·by·diffoscope;·len:·324,·SHA:·f8c27763af4b507ed44e55af85fc48321cb1336bb972fda09d499e6c8d9f1c82·...·]-1">)</span></code></pre><p><code·class="inline">Anno</code>·is·the·<a·href="erl_anno.html#t:anno/0"><code·class="inline">erl_anno:anno()</code></a>·of·the·node,·<code·class="inline">FuncSpec</code> |
| 165 | is·the·name·of·the·function·on·the·form·<code·class="inline">{Module,Function}</code>·or·a·fun,·and | 165 | is·the·name·of·the·function·on·the·form·<code·class="inline">{Module,Function}</code>·or·a·fun,·and |
| 166 | <code·class="inline">Arguments</code>·is·a·list·of·the·<em>evaluated</em>·arguments.·The·function·handler | 166 | <code·class="inline">Arguments</code>·is·a·list·of·the·<em>evaluated</em>·arguments.·The·function·handler |
| 167 | returns·the·value·of·the·function.·To·signal·an·error,·the·function·handler | 167 | returns·the·value·of·the·function.·To·signal·an·error,·the·function·handler |
| 168 | calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·non-local·function·handler.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·calls·such·as·<code·class="inline">erlang:apply(Fun,·Args)</code>·or | 168 | calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#exit/1"><code·class="inline">exit/1</code></a>·with·a·suitable·exit·value.</p></li><li><p><strong><code·class="inline">none</code></strong>·-·There·is·no·non-local·function·handler.</p></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>For·calls·such·as·<code·class="inline">erlang:apply(Fun,·Args)</code>·or |
| 169 | <code·class="inline">erlang:apply(Module,·Function,·Args)</code>,·the·call·of·the·non-local·function | 169 | <code·class="inline">erlang:apply(Module,·Function,·Args)</code>,·the·call·of·the·non-local·function |
| 170 | handler·corresponding·to·the·call·to·<code·class="inline">erlang:apply/2,3</code>·itself | 170 | handler·corresponding·to·the·call·to·<code·class="inline">erlang:apply/2,3</code>·itself |
| 171 | (<code·class="inline">Func({erlang,·apply},·[Fun,·Args])</code>·or | 171 | (<code·class="inline">Func({erlang,·apply},·[Fun,·Args])</code>·or |
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| 1365 | ······<p·class="built-using"> | 1365 | ······<p·class="built-using"> |
| 1366 | ········Built·using | 1366 | ········Built·using |
| 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1369 | ······</p> | 1369 | ······</p> |
| 1370 | <p>Copyright·©·1996-202 | 1370 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1371 | ····</footer> | 1371 | ····</footer> |
| 1372 | ··</div> | 1372 | ··</div> |
| 1373 | </main> | 1373 | </main> |
| 1374 | </div> | 1374 | </div> |
| 1375 | <script> | 1375 | <script> |
| 1376 | ··function·mermaidLoaded()·{ | 1376 | ··function·mermaidLoaded()·{ |
| 1377 | ····mermaid.initialize({ | 1377 | ····mermaid.initialize({ |
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| 230 | ······<p·class="built-using"> | 230 | ······<p·class="built-using"> |
| 231 | ········Built·using | 231 | ········Built·using |
| 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 232 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 233 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 234 | ······</p> | 234 | ······</p> |
| 235 | <p>Copyright·©·1996-202 | 235 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 236 | ····</footer> | 236 | ····</footer> |
| 237 | ··</div> | 237 | ··</div> |
| 238 | </main> | 238 | </main> |
| 239 | </div> | 239 | </div> |
| 240 | <script> | 240 | <script> |
| 241 | ··function·mermaidLoaded()·{ | 241 | ··function·mermaidLoaded()·{ |
| 242 | ····mermaid.initialize({ | 242 | ····mermaid.initialize({ |
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| 570 | ······<p·class="built-using"> | 570 | ······<p·class="built-using"> |
| 571 | ········Built·using | 571 | ········Built·using |
| 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 574 | ······</p> | 574 | ······</p> |
| 575 | <p>Copyright·©·1996-202 | 575 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 576 | ····</footer> | 576 | ····</footer> |
| 577 | ··</div> | 577 | ··</div> |
| 578 | </main> | 578 | </main> |
| 579 | </div> | 579 | </div> |
| 580 | <script> | 580 | <script> |
| 581 | ··function·mermaidLoaded()·{ | 581 | ··function·mermaidLoaded()·{ |
| 582 | ····mermaid.initialize({ | 582 | ····mermaid.initialize({ |
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| 283 | ······<p·class="built-using"> | 283 | ······<p·class="built-using"> |
| 284 | ········Built·using | 284 | ········Built·using |
| 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 285 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 286 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 287 | ······</p> | 287 | ······</p> |
| 288 | <p>Copyright·©·1996-202 | 288 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 289 | ····</footer> | 289 | ····</footer> |
| 290 | ··</div> | 290 | ··</div> |
| 291 | </main> | 291 | </main> |
| 292 | </div> | 292 | </div> |
| 293 | <script> | 293 | <script> |
| 294 | ··function·mermaidLoaded()·{ | 294 | ··function·mermaidLoaded()·{ |
| 295 | ····mermaid.initialize({ | 295 | ····mermaid.initialize({ |
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| 556 | ······<p·class="built-using"> | 556 | ······<p·class="built-using"> |
| 557 | ········Built·using | 557 | ········Built·using |
| 558 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 558 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 559 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 559 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 560 | ······</p> | 560 | ······</p> |
| 561 | <p>Copyright·©·1996-202 | 561 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 562 | ····</footer> | 562 | ····</footer> |
| 563 | ··</div> | 563 | ··</div> |
| 564 | </main> | 564 | </main> |
| 565 | </div> | 565 | </div> |
| 566 | <script> | 566 | <script> |
| 567 | ··function·mermaidLoaded()·{ | 567 | ··function·mermaidLoaded()·{ |
| 568 | ····mermaid.initialize({ | 568 | ····mermaid.initialize({ |
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| 135 | your·own·Erlang·compiler.</p><h2·id="module-error-information"·class="section-heading"> | 135 | your·own·Erlang·compiler.</p><h2·id="module-error-information"·class="section-heading"> |
| 136 | ··<a·href="#module-error-information"·class="hover-link"> | 136 | ··<a·href="#module-error-information"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Error·Information</span> | 139 | ··<span·class="text">Error·Information</span> |
| 140 | </h2> | 140 | </h2> |
| 141 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O | 141 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O |
| 142 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 142 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8890138080-1">{</span><span·class="n">ErrorLine</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="88901380[·...·truncated·by·diffoscope;·len:·369,·SHA:·91cd61440a6ec2c2c4abd57b352ce1d399b4f6f2f82c82797c0a7747c1ee258e·...·]-1">)</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 143 | ··<a·href="#module-see-also"·class="hover-link"> | 143 | ··<a·href="#module-see-also"·class="hover-link"> |
| 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 144 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 145 | ··</a> | 145 | ··</a> |
| 146 | ··<span·class="text">See·Also</span> | 146 | ··<span·class="text">See·Also</span> |
| 147 | </h2> | 147 | </h2> |
| 148 | <p><a·href="epp.html"><code·class="inline">epp</code></a>,·<a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> | 148 | <p><a·href="epp.html"><code·class="inline">epp</code></a>,·<a·href="erl_parse.html"><code·class="inline">erl_parse</code></a></p> |
| 149 | ····</section> | 149 | ····</section> |
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| 573 | ······<p·class="built-using"> | 573 | ······<p·class="built-using"> |
| 574 | ········Built·using | 574 | ········Built·using |
| 575 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 575 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 576 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 576 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 577 | ······</p> | 577 | ······</p> |
| 578 | <p>Copyright·©·1996-202 | 578 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 579 | ····</footer> | 579 | ····</footer> |
| 580 | ··</div> | 580 | ··</div> |
| 581 | </main> | 581 | </main> |
| 582 | </div> | 582 | </div> |
| 583 | <script> | 583 | <script> |
| 584 | ··function·mermaidLoaded()·{ | 584 | ··function·mermaidLoaded()·{ |
| 585 | ····mermaid.initialize({ | 585 | ····mermaid.initialize({ |
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| 134 | (see·the·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>)·module.</p><h2·id="module-error-information"·class="section-heading"> | 134 | (see·the·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>)·module.</p><h2·id="module-error-information"·class="section-heading"> |
| 135 | ··<a·href="#module-error-information"·class="hover-link"> | 135 | ··<a·href="#module-error-information"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Error·Information</span> | 138 | ··<span·class="text">Error·Information</span> |
| 139 | </h2> | 139 | </h2> |
| 140 | <p>ErrorInfo·is·the·standard·ErrorInfo·structure·that·is·returned·from·all·I/O·modules. | 140 | <p>ErrorInfo·is·the·standard·ErrorInfo·structure·that·is·returned·from·all·I/O·modules. |
| 141 | The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 141 | The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4805429881-1">{</span><span·class="n">ErrorLine</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="48054298[·...·truncated·by·diffoscope;·len:·369,·SHA:·6484b32ea165eb4ff249d80fc1c7a63ba2eb4b3ac584aebe4ee02b97dbca30cd·...·]-1">)</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 142 | ··<a·href="#module-see-also"·class="hover-link"> | 142 | ··<a·href="#module-see-also"·class="hover-link"> |
| 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 143 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 144 | ··</a> | 144 | ··</a> |
| 145 | ··<span·class="text">See·Also</span> | 145 | ··<span·class="text">See·Also</span> |
| 146 | </h2> | 146 | </h2> |
| 147 | <p><a·href="erl_anno.html"><code·class="inline">erl_anno</code></a>,·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>,·<a·href="io.html"><code·class="inline">io</code></a>,·section·<a·href="../../../../erts-15.2.3/doc/html/absform.html">The·Abstract·Format</a> | 147 | <p><a·href="erl_anno.html"><code·class="inline">erl_anno</code></a>,·<a·href="erl_scan.html"><code·class="inline">erl_scan</code></a>,·<a·href="io.html"><code·class="inline">io</code></a>,·section·<a·href="../../../../erts-15.2.3/doc/html/absform.html">The·Abstract·Format</a> |
| 148 | in·the·ERTS·User's·Guide.</p> | 148 | in·the·ERTS·User's·Guide.</p> |
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| 5628 | ······<p·class="built-using"> | 5628 | ······<p·class="built-using"> |
| 5629 | ········Built·using | 5629 | ········Built·using |
| 5630 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 5630 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 5631 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 5631 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 5632 | ······</p> | 5632 | ······</p> |
| 5633 | <p>Copyright·©·1996-202 | 5633 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 5634 | ····</footer> | 5634 | ····</footer> |
| 5635 | ··</div> | 5635 | ··</div> |
| 5636 | </main> | 5636 | </main> |
| 5637 | </div> | 5637 | </div> |
| 5638 | <script> | 5638 | <script> |
| 5639 | ··function·mermaidLoaded()·{ | 5639 | ··function·mermaidLoaded()·{ |
| 5640 | ····mermaid.initialize({ | 5640 | ····mermaid.initialize({ |
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| 963 | ······<p·class="built-using"> | 963 | ······<p·class="built-using"> |
| 964 | ········Built·using | 964 | ········Built·using |
| 965 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 965 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 966 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 966 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 967 | ······</p> | 967 | ······</p> |
| 968 | <p>Copyright·©·1996-202 | 968 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 969 | ····</footer> | 969 | ····</footer> |
| 970 | ··</div> | 970 | ··</div> |
| 971 | </main> | 971 | </main> |
| 972 | </div> | 972 | </div> |
| 973 | <script> | 973 | <script> |
| 974 | ··function·mermaidLoaded()·{ | 974 | ··function·mermaidLoaded()·{ |
| 975 | ····mermaid.initialize({ | 975 | ····mermaid.initialize({ |
| Offset 132, 15 lines modified | Offset 132, 15 lines modified | ||
| 132 | tokens.</p><h2·id="module-error-information"·class="section-heading"> | 132 | tokens.</p><h2·id="module-error-information"·class="section-heading"> |
| 133 | ··<a·href="#module-error-information"·class="hover-link"> | 133 | ··<a·href="#module-error-information"·class="hover-link"> |
| 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 134 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 135 | ··</a> | 135 | ··</a> |
| 136 | ··<span·class="text">Error·Information</span> | 136 | ··<span·class="text">Error·Information</span> |
| 137 | </h2> | 137 | </h2> |
| 138 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O | 138 | <p><code·class="inline">ErrorInfo</code>·is·the·standard·<code·class="inline">ErrorInfo</code>·structure·that·is·returned·from·all·I/O |
| 139 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 139 | modules.·The·format·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0033449243-1">{</span><span·class="n">ErrorLocation</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ErrorDescriptor</span><span·class="p"·data-group-id="0033[·...·truncated·by·diffoscope;·len:·373,·SHA:·49a38f2605a88a99b606bcedf3749a283dbdb0a65c8d0cd04a4ed04fe71336b0·...·]-1">)</span></code></pre><h2·id="module-notes"·class="section-heading"> |
| 140 | ··<a·href="#module-notes"·class="hover-link"> | 140 | ··<a·href="#module-notes"·class="hover-link"> |
| 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 141 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 142 | ··</a> | 142 | ··</a> |
| 143 | ··<span·class="text">Notes</span> | 143 | ··<span·class="text">Notes</span> |
| 144 | </h2> | 144 | </h2> |
| 145 | <p>The·continuation·of·the·first·call·to·the·re-entrant·input·functions·must·be | 145 | <p>The·continuation·of·the·first·call·to·the·re-entrant·input·functions·must·be |
| 146 | <code·class="inline">[]</code>.·For·a·complete·description·of·how·the·re-entrant·input·scheme·works,·see | 146 | <code·class="inline">[]</code>.·For·a·complete·description·of·how·the·re-entrant·input·scheme·works,·see |
| Offset 1287, 15 lines modified | Offset 1287, 15 lines modified | ||
| 1287 | ······<p·class="built-using"> | 1287 | ······<p·class="built-using"> |
| 1288 | ········Built·using | 1288 | ········Built·using |
| 1289 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1289 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1290 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1290 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1291 | ······</p> | 1291 | ······</p> |
| 1292 | <p>Copyright·©·1996-202 | 1292 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1293 | ····</footer> | 1293 | ····</footer> |
| 1294 | ··</div> | 1294 | ··</div> |
| 1295 | </main> | 1295 | </main> |
| 1296 | </div> | 1296 | </div> |
| 1297 | <script> | 1297 | <script> |
| 1298 | ··function·mermaidLoaded()·{ | 1298 | ··function·mermaidLoaded()·{ |
| 1299 | ····mermaid.initialize({ | 1299 | ····mermaid.initialize({ |
| Offset 1239, 22 lines modified | Offset 1239, 22 lines modified | ||
| 1239 | storage·handling·function.</p><p>Parameter·<code·class="inline">UserData</code>·is·typically·the·result·of·opening·a·low-level·structure | 1239 | storage·handling·function.</p><p>Parameter·<code·class="inline">UserData</code>·is·typically·the·result·of·opening·a·low-level·structure |
| 1240 | like·a·file·descriptor·or·an·SFTP·channel·id.·The·different·<code·class="inline">Fun</code>·clauses | 1240 | like·a·file·descriptor·or·an·SFTP·channel·id.·The·different·<code·class="inline">Fun</code>·clauses |
| 1241 | operate·on·that·very·term.</p><p>The·following·are·the·fun·clauses·parameter·lists:</p><ul><li><p><strong><code·class="inline">(write,·{UserData,DataToWrite})</code></strong>·-·Writes·term·<code·class="inline">DataToWrite</code>·using | 1241 | operate·on·that·very·term.</p><p>The·following·are·the·fun·clauses·parameter·lists:</p><ul><li><p><strong><code·class="inline">(write,·{UserData,DataToWrite})</code></strong>·-·Writes·term·<code·class="inline">DataToWrite</code>·using |
| 1242 | <code·class="inline">UserData</code>.</p></li><li><p><strong><code·class="inline">(close,·UserData)</code></strong>·-·Closes·the·access.</p></li><li><p><strong><code·class="inline">(read2,·{UserData,Size})</code></strong>·-·Reads·using·<code·class="inline">UserData</code>·but·only·<code·class="inline">Size</code>·bytes. | 1242 | <code·class="inline">UserData</code>.</p></li><li><p><strong><code·class="inline">(close,·UserData)</code></strong>·-·Closes·the·access.</p></li><li><p><strong><code·class="inline">(read2,·{UserData,Size})</code></strong>·-·Reads·using·<code·class="inline">UserData</code>·but·only·<code·class="inline">Size</code>·bytes. |
| 1243 | Notice·that·there·is·only·an·arity-2·read·function,·not·an·arity-1·function.</p></li><li><p><strong><code·class="inline">(position,{UserData,Position})</code></strong>·-·Sets·the·position·of·<code·class="inline">UserData</code>·as | 1243 | Notice·that·there·is·only·an·arity-2·read·function,·not·an·arity-1·function.</p></li><li><p><strong><code·class="inline">(position,{UserData,Position})</code></strong>·-·Sets·the·position·of·<code·class="inline">UserData</code>·as |
| 1244 | defined·for·files·in·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#position/2"><code·class="inline">file:position/2</code></a></p></li></ul><p><em>Example:</em></p><p>The·following·is·a·complete·<code·class="inline">Fun</code>·parameter·for·reading·and·writing·on·files | 1244 | defined·for·files·in·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#position/2"><code·class="inline">file:position/2</code></a></p></li></ul><p><em>Example:</em></p><p>The·following·is·a·complete·<code·class="inline">Fun</code>·parameter·for·reading·and·writing·on·files |
| 1245 | using·the·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExampleFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 1245 | using·the·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ExampleFun</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 1246 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 1246 | ···</span><span·class="nf">fun</span><span·class="p"·data-group-id="5191927573-1">(</span><span·class="ss">write</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5191927573-2">{</span><span·class="n">Fd</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·430,·SHA:·ac1477abcc557872ad792ee38bea4af4c05c14052fdaa6f7bb0e462a7ebf40f5·...·]-3">)</span><span·class="p">;</span><span·class="w"> |
| 1247 | ······</span><span·class="p"·data-group-id=" | 1247 | ······</span><span·class="p"·data-group-id="5191927573-4">(</span><span·class="ss">position</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5191927573-5">{</span><span·class="n">Fd</span><span·class="p">,</span><span·class="n">Pos</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·433,·SHA:·3c9632fd94b72e1315b5bfc176079025089afcb293f70645713c2565a4638ef2·...·]-6">)</span><span·class="p">;</span><span·class="w"> |
| 1248 | ······</span><span·class="p"·data-group-id=" | 1248 | ······</span><span·class="p"·data-group-id="5191927573-7">(</span><span·class="ss">read2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5191927573-8">{</span><span·class="n">Fd</span><span·class="p">,</span><span·class="n">Size</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·428,·SHA:·d35649f5d0e2a25d1a0a6e81dec2df58a9126f8554b35e625e678c099b782561·...·]-9">)</span><span·class="p">;</span><span·class="w"> |
| 1249 | ······</span><span·class="p"·data-group-id=" | 1249 | ······</span><span·class="p"·data-group-id="5191927573-10">(</span><span·class="ss">close</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Fd</span><span·class="p"·data-group-id="5191927573-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·200,·SHA:·025398bad745e752b0a831c7e2e6431d960a62e855a3e8ca8cfd045e4dc3d101·...·]-11">)</span><span·class="w"> |
| 1250 | ···</span><span·class="k">end</span></code></pre><p>Here·<code·class="inline">Fd</code>·was·specified·to·function·<a·href="#init/3"><code·class="inline">init/3</code></a>·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0496469754-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Fd</span><span·class="p"·data-group-id="0496469754-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="0496469754-2">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="0496469754-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 1251 | </span><span·class=" | 1250 | ···</span><span·class="k">end</span></code></pre><p>Here·<code·class="inline">Fd</code>·was·specified·to·function·<a·href="#init/3"><code·class="inline">init/3</code></a>·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·573,·SHA:·e0439f6ecea2037e85c94bddefab8a915a15c5cbe361a693d63071a302e5dad1·...·]</span><span·class="w"> |
| 1251 | </span><span·class="p"·data-group-id="9286102955-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TarDesc</span><span·class="p"·data-group-id="9286102955-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id="9286102955-4">(</span><span·class="n">Fd</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9286102955-5">[</span><span·class="ss">write</span><span·class="p"·data-group-id="9286102955-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ExampleFun</span><span·class="p"·data-group-id="9286102955-4">)</span><span·class="p">,</span></code></pre><p><code·class="inline">TarDesc</code>·is·then·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">add</span><span·class="p"·data-group-id="1518427034-1">(</span><span·class="n">TarDesc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SomeValueIwantToAdd</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FileNameInTarFile</span><span·class="p"·data-group-id="1518427034-1">)</span><span·class="p">,</span><span·class="w"> | ||
| 1252 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> | 1252 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">,</span><span·class="w"> |
| 1253 | </span><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 1253 | </span><span·class="nc">erl_tar</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="1518427034-2">(</span><span·class="n">TarDesc</span><span·class="p"·data-group-id="1518427034-2">)</span></code></pre><p>When·the·<code·class="inline">erl_tar</code>·core·wants·to,·for·example,·write·a·piece·of·<code·class="inline">Data</code>,·it·would |
| 1254 | call·<code·class="inline">ExampleFun(write,·{UserData,Data})</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·example·with·the·<code·class="inline">file</code>·module·operations·is·not·necessary·to·use | 1254 | call·<code·class="inline">ExampleFun(write,·{UserData,Data})</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·example·with·the·<code·class="inline">file</code>·module·operations·is·not·necessary·to·use |
| 1255 | directly,·as·that·is·what·function·<a·href="#open/2"><code·class="inline">open/2</code></a>·in·principle·does.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·<code·class="inline">TarDescriptor</code>·term·is·not·a·file·descriptor.·You·are·advised·not·to·rely | 1255 | directly,·as·that·is·what·function·<a·href="#open/2"><code·class="inline">open/2</code></a>·in·principle·does.</p></section><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>The·<code·class="inline">TarDescriptor</code>·term·is·not·a·file·descriptor.·You·are·advised·not·to·rely |
| 1256 | on·the·specific·contents·of·this·term,·as·it·can·change·in·future·Erlang/OTP | 1256 | on·the·specific·contents·of·this·term,·as·it·can·change·in·future·Erlang/OTP |
| 1257 | releases·when·more·features·are·added·to·this·module.</p></section> | 1257 | releases·when·more·features·are·added·to·this·module.</p></section> |
| 1258 | ··</section> | 1258 | ··</section> |
| 1259 | </section> | 1259 | </section> |
| 1260 | <section·class="detail"·id="open/2"> | 1260 | <section·class="detail"·id="open/2"> |
| Offset 1425, 15 lines modified | Offset 1425, 15 lines modified | ||
| 1425 | ······<p·class="built-using"> | 1425 | ······<p·class="built-using"> |
| 1426 | ········Built·using | 1426 | ········Built·using |
| 1427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1427 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1428 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1429 | ······</p> | 1429 | ······</p> |
| 1430 | <p>Copyright·©·1996-202 | 1430 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1431 | ····</footer> | 1431 | ····</footer> |
| 1432 | ··</div> | 1432 | ··</div> |
| 1433 | </main> | 1433 | </main> |
| 1434 | </div> | 1434 | </div> |
| 1435 | <script> | 1435 | <script> |
| 1436 | ··function·mermaidLoaded()·{ | 1436 | ··function·mermaidLoaded()·{ |
| 1437 | ····mermaid.initialize({ | 1437 | ····mermaid.initialize({ |
| Offset 502, 75 lines modified | Offset 502, 75 lines modified | ||
| 502 | <code·class="inline">shebang</code>·defaults·to·<code·class="inline">"/usr/bin/env·escript"</code>.·The·<code·class="inline">comment</code>·defaults·to | 502 | <code·class="inline">shebang</code>·defaults·to·<code·class="inline">"/usr/bin/env·escript"</code>.·The·<code·class="inline">comment</code>·defaults·to |
| 503 | <code·class="inline">"This·is·an·-*-·erlang·-*-·file"</code>.·The·created·escript·can·either·be·returned | 503 | <code·class="inline">"This·is·an·-*-·erlang·-*-·file"</code>.·The·created·escript·can·either·be·returned |
| 504 | as·a·binary·or·written·to·file.</p><p>As·an·example·of·how·the·function·can·be·used,·we·create·an·interpreted·escript | 504 | as·a·binary·or·written·to·file.</p><p>As·an·example·of·how·the·function·can·be·used,·we·create·an·interpreted·escript |
| 505 | that·uses·<code·class="inline">emu_args</code>·to·set·some·emulator·flag.·In·this·case,·it·happens·to·set | 505 | that·uses·<code·class="inline">emu_args</code>·to·set·some·emulator·flag.·In·this·case,·it·happens·to·set |
| 506 | number·of·schedulers·with·<code·class="inline">+S3</code>.·We·also·extract·the·different·sections·from·the | 506 | number·of·schedulers·with·<code·class="inline">+S3</code>.·We·also·extract·the·different·sections·from·the |
| 507 | newly·created·script:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Source</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(\"</span><span·class="si">~p</span><span·class="s">\",[erlang:system_info(schedulers)]).\n"</span><span·class="p">.</span><span·class="w"> | 507 | newly·created·script:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Source</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(\"</span><span·class="si">~p</span><span·class="s">\",[erlang:system_info(schedulers)]).\n"</span><span·class="p">.</span><span·class="w"> |
| 508 | </span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(erlang:system_info(schedulers)).\n"</span><span·class="gp·unselectable"> | 508 | </span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(erlang:system_info(schedulers)).\n"</span><span·class="gp·unselectable"> |
| 509 | >·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 509 | >·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2740541159-1">(</span><span·class="s">"</span><span·class="si">~s</span><span·class="s">\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2740541159-2">[</span><span·class="n">Source</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·75,·SHA:·b27d979ae886edb16e6b0561e552d72b4e659c8eb429f3a2868b509775f56358·...·]9-1">)</span><span·class="p">.</span><span·class="w"> |
| 510 | </span><span·class="c1">%%·Demo</span><span·class="w"> | 510 | </span><span·class="c1">%%·Demo</span><span·class="w"> |
| 511 | </span><span·class="nf">main</span><span·class="p"·data-group-id=" | 511 | </span><span·class="nf">main</span><span·class="p"·data-group-id="2740541159-3">(</span><span·class="p">_</span><span·class="n">Args</span><span·class="p"·data-group-id="2740541159-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 512 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 512 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2740541159-4">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="2740541159-5">(</span><span·class="ss">schedulers</span><span·class="p"·data-group-id="2740541159-5">)</span><span[·...·truncated·by·diffoscope;·len:·35,·SHA:·33c68f4ca1fb3d75d995b1097b23070f42c17677c990c5ed23953b92205c6e35·...·]9-4">)</span><span·class="p">.</span><span·class="w"> |
| 513 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 513 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 514 | >·</span><span·class="p"·data-group-id=" | 514 | >·</span><span·class="p"·data-group-id="2740541159-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="2740541159-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·629,·SHA:·1f661af207c030bea93fd51f1a31c41e67a0dce4ff09e171cfd941daf9693132·...·]9-9">}</span><span·class="p">,</span><span·class="w"> |
| 515 | ······································</span><span·class="p"·data-group-id=" | 515 | ······································</span><span·class="p"·data-group-id="2740541159-10">{</span><span·class="ss">source</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="2740541159-11">(</span><span·class="n">Source</span><span·class="p"·data-group-id="274[·...·truncated·by·diffoscope;·len:·167,·SHA:·794f920ce100ba6ceb31e97d0748a97efb57d4c158dca0ce6a1bf03ea5c8d3f3·...·]9-7">)</span><span·class="p">.</span><span·class="w"> |
| 516 | </span><span·class="p"·data-group-id=" | 516 | </span><span·class="p"·data-group-id="2740541159-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2740541159-13"><<</span><span·class="s">"#!/usr/bin/env·escript\n%%·This·is·an·-*-·erlang·-*-·file\n%%!+S3"</span><span·class="p">.</spa[·...·truncated·by·diffoscope;·len:·151,·SHA:·72608d37d2acfb0e0f00dc5cdaa0873c6e19ce66e15bb412db84fca45007e13e·...·]9-12">}</span><span·class="gp·unselectable"> |
| 517 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id=" | 517 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="2740541159-14">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·class="p"·data-group-id="2740541159-14">)</span><span·class="p">.</span><span·class="w"> |
| 518 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 518 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 519 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id=" | 519 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="2740541159-15">(</span><span·class="s">"escript·demo.escript"</span><span·class="p"·data-group-id="2740541159-15">)</span><span·class="p">.</span><span·class="w"> |
| 520 | </span><span·class="s">"3"</span><span·class="gp·unselectable"> | 520 | </span><span·class="s">"3"</span><span·class="gp·unselectable"> |
| 521 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id=" | 521 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="2740541159-16">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2740541159-17">[</span><span·class="p"·data-group-id="2740541159-17">]</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·10,·SHA:·5ede0e98edf4bd4d7f2a906b1f6d89c726bc7000fa732dfd26ba840e1c73a07f·...·]9-16">)</span><span·class="p">.</span><span·class="w"> |
| 522 | </span><span·class="p"·data-group-id=" | 522 | </span><span·class="p"·data-group-id="2740541159-18">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2740541159-19">[</span><span·class="p"·data-group-id="2740541159-20">{</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="ss">def[·...·truncated·by·diffoscope;·len:·543,·SHA:·d996581eb6b963580b15dbe8310db2f9a2501301402cefabf49039c04364c473·...·]9-22">}</span><span·class="p">,</span><span·class="w"> |
| 523 | ·····</span><span·class="p"·data-group-id=" | 523 | ·····</span><span·class="p"·data-group-id="2740541159-23">{</span><span·class="ss">source</span><span·class="p">,</span><span·class="p"·data-group-id="2740541159-24"><<</span><span·class="s">"%%·Demo\nmain(_Args)·->\n····io:format(erlang:system_info(schedu"</span><span·class="p">[·...·truncated·by·diffoscope;·len:·568,·SHA:·6f7a58f4821c719422230e53d1e86e12c411736253f3940a0e9a3c4e0c9d3566·...·]-1">(</span><span·class="s">"demo.erl"</span><span·class="p">,</span><span·class="w"> |
| 524 | ··················</span><span·class="p"·data-group-id="27 | 524 | ··················</span><span·class="p"·data-group-id="2757544986-2">[</span><span·class="s">"%%·demo.erl\n-module(demo).\n-export([main/1]).\n\n"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Source</span><span·class="p"·data-group-id="2757544986-2">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·057a2e341505f280fb7158d7e02ac55306cb2097371ca9768f6e63fd9884c6a1·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 525 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 525 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 526 | >·</span><span·class="p"·data-group-id="27 | 526 | >·</span><span·class="p"·data-group-id="2757544986-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BeamCode</span><span·class="p"·data-group-id="2757544986-3">}</span><span·[·...·truncated·by·diffoscope;·len:·552,·SHA:·bc427315199beebfb63a8989cafa8a734cff41b90796b73dc2f0293a74c5e6f0·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 527 | </span><span·class="p"·data-group-id="27 | 527 | </span><span·class="p"·data-group-id="2757544986-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">demo</span><span·class="p">,</span><span·class="w"> |
| 528 | ····</span><span·class="p"·data-group-id="27 | 528 | ····</span><span·class="p"·data-group-id="2757544986-7"><<</span><span·class="mi">70</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">49</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">116</span><span·class="p">,</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 529 | ······</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">100</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="27 | 529 | ······</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">100</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="2757544986-7">>></span><span·class="p"·data-group-id="2757544986-6">}</span><span·class="gp·unselectable"> |
| 530 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="27 | 530 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="2757544986-8">(</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2757544986-9">[</span><span·class="p"·data-group-id="2757544986-10">{</span><span·class="ss">beam</span><span·cla[·...·truncated·by·diffoscope;·len:·218,·SHA:·122e8db6195e81b96cf25a03eb172c100063f640202eb73b0c51d2dd6d209063·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 531 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 531 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 532 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="27 | 532 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="2757544986-11">(</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2757544986-12">[</span><span·class="p"·data-group-id="2757544986-12">]</span><span·class="p"·data-group-id="2757[·...·truncated·by·diffoscope;·len:·6,·SHA:·33638d92ed04c4bb1c3e96b7188b438f15a25a3525ee172c1b690ba41c23714e·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 533 | </span><span·class="p"·data-group-id="27 | 533 | </span><span·class="p"·data-group-id="2757544986-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2757544986-14">[</span><span·class="p"·data-group-id="2757544986-15">{</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="ss">undef[·...·truncated·by·diffoscope;·len:·541,·SHA:·3cbd599920bf75e1f5fc9ef095d61948ffb6ec1eaa0bc47117760af0e1e2c56e·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 534 | ·····</span><span·class="p"·data-group-id="27 | 534 | ·····</span><span·class="p"·data-group-id="2757544986-18">{</span><span·class="ss">beam</span><span·class="p">,</span><span·class="p"·data-group-id="2757544986-19"><<</span><span·class="mi">70</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">49</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">68</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">116</span><span·class="p">,</span><span·class="w"> |
| 535 | ·············</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="27 | 535 | ·············</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="2757544986-19">>></span><span·class="p"·data-group-id="2757544986-18">}</span><span·class="p"·data-group-id="2757544986-14">]</span><span·class="p"·data-group-id="2757544986-13">}</span><span·class="gp·unselectable"> |
| 536 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="27 | 536 | >·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">cmd</span><span·class="p"·data-group-id="2757544986-20">(</span><span·class="s">"escript·demo.beam"</span><span·class="p"·data-group-id="2757544986-20">)</span><span·class="p">.</span><span·class="w"> |
| 537 | </span><span·class="s">"true"</span></code></pre><p>Here·we·create·an·archive·script·containing·both·Erlang·code·and·Beam·code,·then | 537 | </span><span·class="s">"true"</span></code></pre><p>Here·we·create·an·archive·script·containing·both·Erlang·code·and·Beam·code,·then |
| 538 | we·iterate·over·all·files·in·the·archive·and·collect·their·contents·and·some | 538 | we·iterate·over·all·files·in·the·archive·and·collect·their·contents·and·some |
| 539 | information·about·them:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="1290098059-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SourceCode</span><span·class="p"·data-group-id="1290098059-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">read_file</span><span·class="p"·data-group-id="1290098059-2">(</span><span·class="s">"demo.erl"</span><span·class="p"·data-group-id="1290098059-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 540 | 539 | information·about·them:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="1124331440-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·418,·SHA:·c77db358b0defac5f804ca4bb311991c207ab7cf305e2d133756514d0c0a4dca·...·]"> | |
| 540 | </span><span·class="p"·data-group-id="1124331440-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1124331440-4"><<</span><span·class="s">"%%·demo.erl\n-module(demo).\n-export([main/1]).\n\n%%·Demo\nmain(_Arg"</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1124331440-4">>></span><span·class="p"·data-group-id="1124331440-3">}</span><span·class="gp·unselectable"> | ||
| 541 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="1 | 541 | >·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="1124331440-5">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w"> |
| 542 | ·················</span><span·class="p"·data-group-id="1 | 542 | ·················</span><span·class="p"·data-group-id="1124331440-6">[</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="w"> |
| 543 | ··················</span><span·class="p"·data-group-id="1 | 543 | ··················</span><span·class="p"·data-group-id="1124331440-7">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1124331440-8">[</span><span·class="p"·data-group-id="1124331440-9">{</span><span·class="s">"demo.erl"</span><span·c[·...·truncated·by·diffoscope;·len:·115,·SHA:·b602922dc8ca010cfd9525f6d7822778e57218126538554d3e3ed90f0ab24dc8·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 544 | ·····························</span><span·class="p"·data-group-id="1 | 544 | ·····························</span><span·class="p"·data-group-id="1124331440-10">{</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BeamCode</span><span·class="p"·data-group-id="1124331440-10">}</span><span·class="p"·data-group-id="1124331440-8">]</span><spa[·...·truncated·by·diffoscope;·len:·299,·SHA:·e116b9b85163869f4f6514c3f7e607eb4825352f054e72f892845769d0120f0f·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 545 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 545 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 546 | >·</span><span·class="p"·data-group-id="1 | 546 | >·</span><span·class="p"·data-group-id="1124331440-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1124331440-13">[</span><span·class="p"·data-group-id="1124331440-14">{</span><span·class="ss">shebang</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·564,·SHA:·98f3e9578bedd3e2424c1f5c4455d9287f97f3ed90f5eb42ca1fe06678fc689c·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 547 | ·····</span><span·class="p"·data-group-id="1290098059-17">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArchiveBin</span><span·class="p"·data-group-id="1290098059-17">}</span><span·class="p"·data-group-id="1290098059-13">]</span><span·class="p"·data-group-id="1290098059-12">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="1290098059-18">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1290098059-19">[</span><span·class="p"·data-group-id="1290098059-19">]</span><span·class="p"·data-group-id="1290098059-18">)</span><span·class="p">.</span><span·class="w"> | ||
| 548 | </span><span·class="p"·data-group-id="1 | 547 | ·····</span><span·class="p"·data-group-id="1124331440-17">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArchiveBin</span><span·class="p"·data-group-id="1124331440-17">}</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·570,·SHA:·82a75b556122fc2369b449abd43d2f5e58ceeeed18bcfd2eb9339b9d4e9889e2·...·]</span><span·class="w"> |
| 548 | </span><span·class="p"·data-group-id="1124331440-20">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1124331440-21">[</span><span·class="p"·data-group-id="1124331440-22">{</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="ss">default</span><span·class="p"·data-group-id="1124331440-22">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1124331440-23">{</span><span·class="ss">comment</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p"·data-group-id="1124331440-23">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1124331440-24">{</span><span·class="ss">emu_args</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p"·data-group-id="1124331440-24">}</span><span·class="p">,</span><span·class="w"> | ||
| 549 | ·····</span><span·class="p"·data-group-id="1 | 549 | ·····</span><span·class="p"·data-group-id="1124331440-25">{</span><span·class="p"·data-group-id="1124331440-26">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="p"·data-group-id="1124331440-27"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">105</span><span·class="p">,</span><span·class="w"> |
| 550 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1 | 550 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1124331440-27">>></span><span·class="p"·data-group-id="1124331440-26">}</span><span·class="p">]</span><span·class="p"·data-group-id="1124331440-25">}</span><span·class="gp·unselectable"> |
| 551 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="1 | 551 | >·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="1124331440-28">(</span><span·class="s">"demo.zip"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArchiveBin</span><span·class="p"·data-group-id="1124331440-28">)</span><span·class="p">.</span><span·class="w"> |
| 552 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 552 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 553 | >·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="1 | 553 | >·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="1124331440-29">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1124331440-30">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">I</span><span·class="p">,</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·1251,·SHA:·b479ef679593c26644ad46e5f6defc85e241fa6b07d43c40eb0580cc2e30eea2·...·]-29">)</span><span·class="p">.</span><span·class="w"> |
| 554 | </span><span·class="p"·data-group-id="1 | 554 | </span><span·class="p"·data-group-id="1124331440-36">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1124331440-37">[</span><span·class="p"·data-group-id="1124331440-38">{</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w"> |
| 555 | ······</span><span·class="p"·data-group-id="1 | 555 | ······</span><span·class="p"·data-group-id="1124331440-39">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">748</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 556 | ·················</span><span·class="p"·data-group-id="1 | 556 | ·················</span><span·class="p"·data-group-id="1124331440-40">{</span><span·class="p"·data-group-id="1124331440-41">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1124331440-41">}</span>[·...·truncated·by·diffoscope;·len:·298,·SHA:·58c69417c6ac4e6053a4127d4f61df1b8805672866fab2716d3d1a3508f8f02d·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 557 | ·················</span><span·class="p"·data-group-id="1 | 557 | ·················</span><span·class="p"·data-group-id="1124331440-43">{</span><span·class="p"·data-group-id="1124331440-44">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1124331440-44">}</span>[·...·truncated·by·diffoscope;·len:·298,·SHA:·0f3d1f17e707066794ad43bc324897c87df2b6f5e8d1ded074113d626deb65ca·...·]-43">}</span><span·class="p">,</span><span·class="w"> |
| 558 | ·················</span><span·class="p"·data-group-id="1 | 558 | ·················</span><span·class="p"·data-group-id="1124331440-46">{</span><span·class="p"·data-group-id="1124331440-47">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1124331440-47">}</span>[·...·truncated·by·diffoscope;·len:·298,·SHA:·e904b3571fc6536a646367d37b775fbe0b74155c83e5a6834419a04e389d15a1·...·]-46">}</span><span·class="p">,</span><span·class="w"> |
| 559 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="1 | 559 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="1124331440-39">}</span><span·class="p">,</span><span·class="w"> |
| 560 | ······</span><span·class="p"·data-group-id="1 | 560 | ······</span><span·class="p"·data-group-id="1124331440-49"><<</span><span·class="mi">70</span><span·class="p">,</span><span·class="mi">79</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">49</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">228</span><span·class="p">,</span><span·class="mi">66</span><span·class="p">,</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">77</span><span·class="p">,</span><span·class="mi">65</span><span·class="p">,</span><span·class="mi">116</span><span·class="p">,</span><span·class="mi">111</span><span·class="p">,</span><span·class="mi">109</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 561 | ········</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1 | 561 | ········</span><span·class="mi">83</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1124331440-49">>></span><span·class="p"·data-group-id="1124331440-38">}</span><span·class="p">,</span><span·class="w"> |
| 562 | ·····</span><span·class="p"·data-group-id="1 | 562 | ·····</span><span·class="p"·data-group-id="1124331440-50">{</span><span·class="s">"demo.erl"</span><span·class="p">,</span><span·class="w"> |
| 563 | ······</span><span·class="p"·data-group-id="1 | 563 | ······</span><span·class="p"·data-group-id="1124331440-51">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 564 | ·················</span><span·class="p"·data-group-id="1 | 564 | ·················</span><span·class="p"·data-group-id="1124331440-52">{</span><span·class="p"·data-group-id="1124331440-53">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1124331440-53">}</span>[·...·truncated·by·diffoscope;·len:·298,·SHA:·11c623915d3db59113dadd0e92998a9407f219a0bedf0ab444c1d25b71b1f6c3·...·]-52">}</span><span·class="p">,</span><span·class="w"> |
| 565 | ·················</span><span·class="p"·data-group-id="1 | 565 | ·················</span><span·class="p"·data-group-id="1124331440-55">{</span><span·class="p"·data-group-id="1124331440-56">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1124331440-56">}</span>[·...·truncated·by·diffoscope;·len:·298,·SHA:·d26620d61c43052ba2f92c2ccd5e0348a0c7c3e12aa61d0a157e96ba012798f4·...·]-55">}</span><span·class="p">,</span><span·class="w"> |
| 566 | ·················</span><span·class="p"·data-group-id="1 | 566 | ·················</span><span·class="p"·data-group-id="1124331440-58">{</span><span·class="p"·data-group-id="1124331440-59">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="1124331440-59">}</span>[·...·truncated·by·diffoscope;·len:·298,·SHA:·ebcb9a8d0ff07a08868c85eb5a4d8c5682bf2cfedc21df1c1abf4771205dd9cc·...·]-58">}</span><span·class="p">,</span><span·class="w"> |
| 567 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="1 | 567 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="1124331440-51">}</span><span·class="p">,</span><span·class="w"> |
| 568 | ······</span><span·class="p"·data-group-id="1 | 568 | ······</span><span·class="p"·data-group-id="1124331440-61"><<</span><span·class="s">"%%·demo.erl\n-module(demo).\n-export([main/1]).\n\n%%·Demo\nmain(_Arg"</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="1124331440-61">>&[·...·truncated·by·diffoscope;·len:·159,·SHA:·d055fb5fae4bbd835fdf5c8e6a20d313bafe04855a22b8eb75d7ddbb02dd8cd8·...·]-36">}</span></code></pre> |
| 569 | ··</section> | 569 | ··</section> |
| 570 | </section> | 570 | </section> |
| 571 | <section·class="detail"·id="extract/2"> | 571 | <section·class="detail"·id="extract/2"> |
| 572 | ··<div·class="detail-header"> | 572 | ··<div·class="detail-header"> |
| 573 | ····<a·href="#extract/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 573 | ····<a·href="#extract/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 574 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 574 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 593, 24 lines modified | Offset 593, 24 lines modified | ||
| 593 | ······</div> | 593 | ······</div> |
| 594 | <p>Parses·an·escript·and·extracts·its·sections.·This·is·the·reverse·of·<a·href="#create/2"><code·class="inline">create/2</code></a>.</p><p>All·sections·are·returned·even·if·they·do·not·exist·in·the·escript.·If·a | 594 | <p>Parses·an·escript·and·extracts·its·sections.·This·is·the·reverse·of·<a·href="#create/2"><code·class="inline">create/2</code></a>.</p><p>All·sections·are·returned·even·if·they·do·not·exist·in·the·escript.·If·a |
| 595 | particular·section·happens·to·have·the·same·value·as·the·default·value,·the | 595 | particular·section·happens·to·have·the·same·value·as·the·default·value,·the |
| 596 | extracted·value·is·set·to·the·atom·<code·class="inline">default</code>.·If·a·section·is·missing,·the | 596 | extracted·value·is·set·to·the·atom·<code·class="inline">default</code>.·If·a·section·is·missing,·the |
| 597 | extracted·value·is·set·to·the·atom·<code·class="inline">undefined</code>.</p><p>Option·<code·class="inline">compile_source</code>·only·affects·the·result·if·the·escript·contains·<code·class="inline">source</code> | 597 | extracted·value·is·set·to·the·atom·<code·class="inline">undefined</code>.</p><p>Option·<code·class="inline">compile_source</code>·only·affects·the·result·if·the·escript·contains·<code·class="inline">source</code> |
| 598 | code.·In·this·case·the·Erlang·code·is·automatically·compiled·and | 598 | code.·In·this·case·the·Erlang·code·is·automatically·compiled·and |
| 599 | <code·class="inline">{source,·BeamCode}</code>·is·returned·instead·of·<code·class="inline">{source,·SourceCode}</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="7 | 599 | <code·class="inline">{source,·BeamCode}</code>·is·returned·instead·of·<code·class="inline">{source,·SourceCode}</code>.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">create</span><span·class="p"·data-group-id="7842866916-1">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w"> |
| 600 | ·················</span><span·class="p"·data-group-id="7 | 600 | ·················</span><span·class="p"·data-group-id="7842866916-2">[</span><span·class="ss">shebang</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7842866916-3">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·247,·SHA:·b715c3a7bea38ba1e2590cb39b6ed34042e0fa13d0f1a2f4f386dd6d84c4c725·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 601 | ······································</span><span·class="p"·data-group-id="7 | 601 | ······································</span><span·class="p"·data-group-id="7842866916-6">{</span><span·class="s">"demo.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">BeamCode</span><span·class="p"·data-group-id="7842866916-6">}</span><span·class="p"·data-group-id="7842866916-4">]</span><span·[·...·truncated·by·diffoscope;·len:·295,·SHA:·2221b1adc2ec6763342c610d171431c138a10e992cb4028a4700386f216ac391·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 602 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 602 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 603 | >·</span><span·class="p"·data-group-id="7 | 603 | >·</span><span·class="p"·data-group-id="7842866916-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7842866916-9">[</span><span·class="p"·data-group-id="7842866916-10">{</span><span·class="ss">shebang</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·562,·SHA:·634babe9358f49f3393e71364878cfb201aa34d7dace7cf5cefa08a84f83ec12·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 604 | ·····</span><span·class="p"·data-group-id="7 | 604 | ·····</span><span·class="p"·data-group-id="7842866916-13">{</span><span·class="ss">archive</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ArchiveBin</span><span·class="p"·data-group-id="7842866916-13">}</span><span·class="p"·data-group-id="7842866916-9">]</span><span·class="p"[·...·truncated·by·diffoscope;·len:·26,·SHA:·a06905e88f7d31d1a75105a4f40fe835b25c08755af94613ac2e07c564c1b398·...·]-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 605 | ··············</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="7 | 605 | ··············</span><span·class="nc">escript</span><span·class="p">:</span><span·class="nf">extract</span><span·class="p"·data-group-id="7842866916-14">(</span><span·class="s">"demo.escript"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7842866916-15">[</span><span·class="p"·data-group-id="7842866916-15">]</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·10,·SHA:·b10ff3dbf4c3ba62cd698a857958abb570c062b03da7383d27d760b43c50160d·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 606 | </span><span·class="p"·data-group-id="7 | 606 | </span><span·class="p"·data-group-id="7842866916-16">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="7842866916-17">[</span><span·class="p"·data-group-id="7842866916-18">{</span><span·class="p"·data-group-id="7842866916-19">{</span><span·class="ss">archi[·...·truncated·by·diffoscope;·len:·74,·SHA:·45bbc629638ecc403bd21e329a8acc2c5f9bbf4bc5de1017c82fbe19aeabc744·...·]-20"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">7</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">105</span><span·class="p">,</span><span·class="w"> |
| 607 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7 | 607 | ················</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">61</span><span·class="p">,</span><span·class="mi">93</span><span·class="p">,</span><span·class="mi">107</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">118</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7842866916-20">>></span><span·class="p"·data-group-id="7842866916-19">}</span><span·class="w"> |
| 608 | ·····</span><span·class="p"·data-group-id="7 | 608 | ·····</span><span·class="p"·data-group-id="7842866916-21">{</span><span·class="ss">emu_args</span><span·class="p">,</span><span·class="ss">undefined</span><span·class="p"·data-group-id="7842866916-21">}</span><span·class="p">]</span><span·class="p"·data-group-id="7842866916-18">}</span></code></pre> |
| 609 | ··</section> | 609 | ··</section> |
| 610 | </section> | 610 | </section> |
| 611 | <section·class="detail"·id="script_name/0"> | 611 | <section·class="detail"·id="script_name/0"> |
| 612 | ··<div·class="detail-header"> | 612 | ··<div·class="detail-header"> |
| 613 | ····<a·href="#script_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 613 | ····<a·href="#script_name/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 614 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 614 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 658, 15 lines modified | Offset 658, 15 lines modified | ||
| 658 | ······<p·class="built-using"> | 658 | ······<p·class="built-using"> |
| 659 | ········Built·using | 659 | ········Built·using |
| 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 660 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 661 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 662 | ······</p> | 662 | ······</p> |
| 663 | <p>Copyright·©·1996-202 | 663 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 664 | ····</footer> | 664 | ····</footer> |
| 665 | ··</div> | 665 | ··</div> |
| 666 | </main> | 666 | </main> |
| 667 | </div> | 667 | </div> |
| 668 | <script> | 668 | <script> |
| 669 | ··function·mermaidLoaded()·{ | 669 | ··function·mermaidLoaded()·{ |
| 670 | ····mermaid.initialize({ | 670 | ····mermaid.initialize({ |
| Offset 216, 35 lines modified | Offset 216, 35 lines modified | ||
| 216 | disallow·concurrent·updates·during·the·entire·traversal.</p><p>Moreover,·traversals·not·done·in·a·<em>safe</em>·way,·on·tables·where·keys·are·inserted | 216 | disallow·concurrent·updates·during·the·entire·traversal.</p><p>Moreover,·traversals·not·done·in·a·<em>safe</em>·way,·on·tables·where·keys·are·inserted |
| 217 | or·deleted·during·the·traversal,·may·yield·the·following·undesired·effects:</p><ul><li>Any·key·may·be·missed.</li><li>Any·key·may·be·found·more·than·once.</li><li>The·traversal·may·fail·with·<code·class="inline">badarg</code>·exception·if·keys·are·deleted.</li></ul><p>A·table·traversal·is·<em>safe</em>·if·either</p><ul><li>the·table·is·of·type·<code·class="inline">ordered_set</code>.</li><li>the·entire·table·traversal·is·done·within·one·ETS·function·call.</li><li>function·<a·href="#safe_fixtable/2"><code·class="inline">safe_fixtable/2</code></a>·is·used·to·keep·the·table·fixated·during·the·entire | 217 | or·deleted·during·the·traversal,·may·yield·the·following·undesired·effects:</p><ul><li>Any·key·may·be·missed.</li><li>Any·key·may·be·found·more·than·once.</li><li>The·traversal·may·fail·with·<code·class="inline">badarg</code>·exception·if·keys·are·deleted.</li></ul><p>A·table·traversal·is·<em>safe</em>·if·either</p><ul><li>the·table·is·of·type·<code·class="inline">ordered_set</code>.</li><li>the·entire·table·traversal·is·done·within·one·ETS·function·call.</li><li>function·<a·href="#safe_fixtable/2"><code·class="inline">safe_fixtable/2</code></a>·is·used·to·keep·the·table·fixated·during·the·entire |
| 218 | traversal.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Even·though·the·access·of·a·single·object·is·always·guaranteed·to·be | 218 | traversal.</li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Even·though·the·access·of·a·single·object·is·always·guaranteed·to·be |
| 219 | <a·href="ets.html#module-concurrency">atomic·and·isolated</a>,·each·traversal·through·a·table·to | 219 | <a·href="ets.html#module-concurrency">atomic·and·isolated</a>,·each·traversal·through·a·table·to |
| 220 | find·the·next·key·is·not·done·with·such·guarantees.·This·is·often·not·a | 220 | find·the·next·key·is·not·done·with·such·guarantees.·This·is·often·not·a |
| 221 | problem,·but·may·cause·rare·subtle·"unexpected"·effects·if·a·concurrent | 221 | problem,·but·may·cause·rare·subtle·"unexpected"·effects·if·a·concurrent |
| 222 | process·inserts·objects·during·a·traversal.·For·example,·consider·one·process | 222 | process·inserts·objects·during·a·traversal.·For·example,·consider·one·process |
| 223 | doing</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 223 | doing</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="8664364194-1">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8664364194-2">[</span><span·class="ss">ordered_set</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">named_ta[·...·truncated·by·diffoscope;·len:·104,·SHA:·9215ae441870ba6ce3be8329a4460b8de0e986911c05542c3c3d7900ba2b801d·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 224 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 224 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="8664364194-3">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8664364194-4">{</span><span·class="mi">1</span><span·class="p"·data-group-id="8664364194-4">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·d0e21b5ce64be171fbe34e24f5d7fe5793d086294606062a4ca310773270f232·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 225 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 225 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="8664364194-5">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8664364194-6">{</span><span·class="mi">2</span><span·class="p"·data-group-id="8664364194-6">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·d0e21b5ce64be171fbe34e24f5d7fe5793d086294606062a4ca310773270f232·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 226 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id=" | 226 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">insert</span><span·class="p"·data-group-id="8664364194-7">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8664364194-8">{</span><span·class="mi">3</span><span·class="p"·data-group-id="8664364194-8">}</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·d0e21b5ce64be171fbe34e24f5d7fe5793d086294606062a4ca310773270f232·...·]-7">)</span><span·class="p">,</span></code></pre><p>A·concurrent·call·to·<code·class="inline">ets:first(t)</code>,·done·by·another·process,·may·then·in·rare |
| 227 | cases·return·<code·class="inline">2</code>·even·though·<code·class="inline">2</code>·has·never·existed·in·the·table·ordered·as·the | 227 | cases·return·<code·class="inline">2</code>·even·though·<code·class="inline">2</code>·has·never·existed·in·the·table·ordered·as·the |
| 228 | first·key.·In·the·same·way,·a·concurrent·call·to·<code·class="inline">ets:next(t,·1)</code>·may·return | 228 | first·key.·In·the·same·way,·a·concurrent·call·to·<code·class="inline">ets:next(t,·1)</code>·may·return |
| 229 | <code·class="inline">3</code>·even·though·<code·class="inline">3</code>·never·existed·in·the·table·ordered·directly·after·<code·class="inline">1</code>.</p><p>Effects·like·this·are·improbable·but·possible.·The·probability·will·further·be | 229 | <code·class="inline">3</code>·even·though·<code·class="inline">3</code>·never·existed·in·the·table·ordered·directly·after·<code·class="inline">1</code>.</p><p>Effects·like·this·are·improbable·but·possible.·The·probability·will·further·be |
| 230 | reduced·(if·not·vanish)·if·table·option | 230 | reduced·(if·not·vanish)·if·table·option |
| 231 | <a·href="ets.html#new_2_write_concurrency"><code·class="inline">write_concurrency</code></a>·is·not·enabled.·This | 231 | <a·href="ets.html#new_2_write_concurrency"><code·class="inline">write_concurrency</code></a>·is·not·enabled.·This |
| 232 | can·also·only·be·a·potential·concern·for·<code·class="inline">ordered_set</code>·where·the·traversal | 232 | can·also·only·be·a·potential·concern·for·<code·class="inline">ordered_set</code>·where·the·traversal |
| 233 | order·is·defined.</p></section><p>Traversals·using·<code·class="inline">match</code>·and·<code·class="inline">select</code>·functions·may·not·need·to·scan·the·entire | 233 | order·is·defined.</p></section><p>Traversals·using·<code·class="inline">match</code>·and·<code·class="inline">select</code>·functions·may·not·need·to·scan·the·entire |
| 234 | table·depending·on·how·the·key·is·specified.·A·match·pattern·with·a·<em>fully·bound | 234 | table·depending·on·how·the·key·is·specified.·A·match·pattern·with·a·<em>fully·bound |
| 235 | key</em>·(without·any·match·variables)·will·optimize·the·operation·to·a·single·key | 235 | key</em>·(without·any·match·variables)·will·optimize·the·operation·to·a·single·key |
| 236 | lookup·without·any·table·traversal·at·all.·For·<code·class="inline">ordered_set</code>·a·<em>partially·bound | 236 | lookup·without·any·table·traversal·at·all.·For·<code·class="inline">ordered_set</code>·a·<em>partially·bound |
| 237 | key</em>·will·limit·the·traversal·to·only·scan·a·subset·of·the·table·based·on·term | 237 | key</em>·will·limit·the·traversal·to·only·scan·a·subset·of·the·table·based·on·term |
| 238 | order.·A·partially·bound·key·is·either·a·list·or·a·tuple·with·a·prefix·that·is | 238 | order.·A·partially·bound·key·is·either·a·list·or·a·tuple·with·a·prefix·that·is |
| 239 | fully·bound.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 239 | fully·bound.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">T</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="5396234037-1">(</span><span·class="ss">t</span><span·class="p">,</span><span·class="p"·data-group-id="5396234037-2">[</span><span·class="ss">ordered_set</span><span·class="p"·data-group-id="5396234037-2">]</span><span·class="p"·data-group-id="5396234037-1"[·...·truncated·by·diffoscope;·len:·546,·SHA:·7ae93a3de94eba56dc1abc280203e931436e349bf9fc98f86fa431e586394346·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 240 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 241 | 2>·</span><span·class="c1">%%·Efficient·search·of·all·with·area·code·555</span><span·class="gp·unselectable"> | 241 | 2>·</span><span·class="c1">%%·Efficient·search·of·all·with·area·code·555</span><span·class="gp·unselectable"> |
| 242 | 2>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 242 | 2>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="5396234037-5">(</span><span·class="n">T</span><span·class="p">,</span><span·class="p"·data-group-id="5396234037-6">{</span><span·class="p"·data-group-id="5396234037-7">[</span><span·class="sc">$5</span><span·class="p">,</span><span·class="sc">$5</span><spa[·...·truncated·by·diffoscope;·len:·387,·SHA:·289f59345f81e612b2b8d6ca5462283d92b1d2ed80842723e6d962c834d798ad·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="p"·data-group-id=" | 243 | </span><span·class="p"·data-group-id="5396234037-8">[</span><span·class="p"·data-group-id="5396234037-9">[</span><span·class="s">"1234"</span><span·class="p">,</span><span·class="s">"John·Smith"</span><span·class="p"·data-group-id="5396234037-9">]</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·21,·SHA:·0ba3ee70f661c5ff1d1a9fb2e987be1146d71d24abc26b9b98843583b3fafe8d·...·]-8">]</span></code></pre><p><a·href=""·id="match_spec"></a></p><h2·id="module-match-specifications"·class="section-heading"> |
| 244 | ··<a·href="#module-match-specifications"·class="hover-link"> | 244 | ··<a·href="#module-match-specifications"·class="hover-link"> |
| 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 245 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 246 | ··</a> | 246 | ··</a> |
| 247 | ··<span·class="text">Match·Specifications</span> | 247 | ··<span·class="text">Match·Specifications</span> |
| 248 | </h2> | 248 | </h2> |
| 249 | <p>Some·of·the·functions·use·a·<em>match·specification</em>,·<code·class="inline">match_spec</code>.·For·a·brief | 249 | <p>Some·of·the·functions·use·a·<em>match·specification</em>,·<code·class="inline">match_spec</code>.·For·a·brief |
| 250 | explanation,·see·<a·href="#select/2"><code·class="inline">select/2</code></a>.·For·a·detailed·description,·see·section | 250 | explanation,·see·<a·href="#select/2"><code·class="inline">select/2</code></a>.·For·a·detailed·description,·see·section |
| Offset 1886, 27 lines modified | Offset 1886, 27 lines modified | ||
| 1886 | function.</p><p>The·parse·transform·is·provided·in·the·<code·class="inline">ms_transform</code>·module·and·the·source | 1886 | function.</p><p>The·parse·transform·is·provided·in·the·<code·class="inline">ms_transform</code>·module·and·the·source |
| 1887 | <em>must</em>·include·file·<code·class="inline">ms_transform.hrl</code>·in·STDLIB·for·this·pseudo·function·to | 1887 | <em>must</em>·include·file·<code·class="inline">ms_transform.hrl</code>·in·STDLIB·for·this·pseudo·function·to |
| 1888 | work.·Failing·to·include·the·hrl·file·in·the·source·results·in·a·runtime·error, | 1888 | work.·Failing·to·include·the·hrl·file·in·the·source·results·in·a·runtime·error, |
| 1889 | not·a·compile·time·error.·The·include·file·is·easiest·included·by·adding·line | 1889 | not·a·compile·time·error.·The·include·file·is·easiest·included·by·adding·line |
| 1890 | <code·class="inline">-include_lib("stdlib/include/ms_transform.hrl").</code>·to·the·source·file.</p><p>The·fun·is·very·restricted,·it·can·take·only·a·single·parameter·(the·object·to | 1890 | <code·class="inline">-include_lib("stdlib/include/ms_transform.hrl").</code>·to·the·source·file.</p><p>The·fun·is·very·restricted,·it·can·take·only·a·single·parameter·(the·object·to |
| 1891 | match):·a·sole·variable·or·a·tuple.·It·must·use·the·<code·class="inline">is_</code>·guard·tests.·Language | 1891 | match):·a·sole·variable·or·a·tuple.·It·must·use·the·<code·class="inline">is_</code>·guard·tests.·Language |
| 1892 | constructs·that·have·no·representation·in·a·match·specification·(<code·class="inline">if</code>,·<code·class="inline">case</code>, | 1892 | constructs·that·have·no·representation·in·a·match·specification·(<code·class="inline">if</code>,·<code·class="inline">case</code>, |
| 1893 | <code·class="inline">receive</code>,·and·so·on)·are·not·allowed.</p><p>The·return·value·is·the·resulting·match·specification.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 1893 | <code·class="inline">receive</code>,·and·so·on)·are·not·allowed.</p><p>The·return·value·is·the·resulting·match·specification.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="7035995879-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7035995879-2">(</span><span·class="p"·data-group-id="7035995879-3">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·467,·SHA:·1533904e6fb1b825ff441276e88bff788f9c2ace9b95581daa656e7cbf66f75e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1894 | </span><span·class="p"·data-group-id=" | 1894 | </span><span·class="p"·data-group-id="7035995879-4">[</span><span·class="p"·data-group-id="7035995879-5">{</span><span·class="p"·data-group-id="7035995879-6">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="7[·...·truncated·by·diffoscope;·len:·664,·SHA:·bce5612a3a5498ff6834a43176e524f382f36aa3c848a6283b227494ab3719ef·...·]-4">]</span></code></pre><p>Variables·from·the·environment·can·be·imported,·so·that·the·following·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">X</span><span·class="o">=</span><span·class="mi">3</span><span·class="p">.</span><span·class="w"> |
| 1895 | </span><span·class="mi">3</span><span·class="gp·unselectable"> | 1895 | </span><span·class="mi">3</span><span·class="gp·unselectable"> |
| 1896 | 3>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 1896 | 3>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="1013441183-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1013441183-2">(</span><span·class="p"·data-group-id="1013441183-3">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·466,·SHA:·cb747b4c6af3c31a602cb2b8e48ca4c9ddbb5aeac448ecda39abb33de3913ee3·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1897 | </span><span·class="p"·data-group-id=" | 1897 | </span><span·class="p"·data-group-id="1013441183-4">[</span><span·class="p"·data-group-id="1013441183-5">{</span><span·class="p"·data-group-id="1013441183-6">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p"·data-group-id="1[·...·truncated·by·diffoscope;·len:·825,·SHA:·ae59b5c6ba3aa15a4e7bcf0cbe80ede609e40413e511a208c2871b572172e68d·...·]-4">]</span></code></pre><p>The·imported·variables·are·replaced·by·match·specification·<code·class="inline">const</code>·expressions, |
| 1898 | which·is·consistent·with·the·static·scoping·for·Erlang·funs.·However,·local·or | 1898 | which·is·consistent·with·the·static·scoping·for·Erlang·funs.·However,·local·or |
| 1899 | global·function·calls·cannot·be·in·the·guard·or·body·of·the·fun.·Calls·to | 1899 | global·function·calls·cannot·be·in·the·guard·or·body·of·the·fun.·Calls·to |
| 1900 | built-in·match·specification·functions·is·of·course·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 1900 | built-in·match·specification·functions·is·of·course·allowed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="7157996419-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7157996419-2">(</span><span·class="p"·data-group-id="7157996419-3">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·674,·SHA:·4e810f6106715f56416043076935c967f5fef4da73865cb344a5bb5b7f05a31d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1901 | </span><span·class="n">Error</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">containing</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nf">calls</span><span·class="w"> | 1901 | </span><span·class="n">Error</span><span·class="p">:</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">containing</span><span·class="w">·</span><span·class="ss">local</span><span·class="w">·</span><span·class="n">Erlang</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="nf">calls</span><span·class="w"> |
| 1902 | </span><span·class="p"·data-group-id=" | 1902 | </span><span·class="p"·data-group-id="7157996419-5">(</span><span·class="ss">'my_fun'</span><span·class="w">·</span><span·class="ss">called</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">guard</span><span·class="p"·data-group-id="715799[·...·truncated·by·diffoscope;·len:·4,·SHA:·33c62a2a336ae37ca20ef215f25803de63d9df76a391a35efece4ad27959324e·...·]-5">)</span><span·class="w">·</span><span·class="ss">cannot</span><span·class="w">·</span><span·class="ss">be</span><span·class="w">·</span><span·class="ss">translated</span><span·class="w">·</span><span·class="ss">into</span><span·class="w">·</span><span·class="ss">match_spec</span><span·class="w"> |
| 1903 | </span><span·class="p"·data-group-id=" | 1903 | </span><span·class="p"·data-group-id="7157996419-6">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">transform_error</span><span·class="p"·data-group-id="7157996419-6">}</span><span·class="gp·unselectable"> |
| 1904 | 5>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 1904 | 5>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="7157996419-7">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7157996419-8">(</span><span·class="p"·data-group-id="7157996419-9">{</span><span·class="n">M</span><span·class="p">,</span><span·class="n">N</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·677,·SHA:·0683298a341558508ea8b4adb35dbe12c288d9d3f117910c6c7102ce6f310333·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1905 | </span><span·class="p"·data-group-id=" | 1905 | </span><span·class="p"·data-group-id="7157996419-11">[</span><span·class="p"·data-group-id="7157996419-12">{</span><span·class="p"·data-group-id="7157996419-13">{</span><span·class="ss">'$1'</span><span·class="p">,</span><span·class="ss">'$2'</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1059,·SHA:·2aca054ff57da901e4c3c8e48951e8ee964da7e75b82483e8b94c9a90cdfb145·...·]-11">]</span></code></pre><p>As·shown·by·the·example,·the·function·can·be·called·from·the·shell·also.·The·fun |
| 1906 | must·be·literally·in·the·call·when·used·from·the·shell·as·well.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·the·<code·class="inline">parse_transform</code>·is·not·applied·to·a·module·that·calls·this·pseudo | 1906 | must·be·literally·in·the·call·when·used·from·the·shell·as·well.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>If·the·<code·class="inline">parse_transform</code>·is·not·applied·to·a·module·that·calls·this·pseudo |
| 1907 | function,·the·call·fails·in·runtime·(with·a·<code·class="inline">badarg</code>).·The·<code·class="inline">ets</code>·module | 1907 | function,·the·call·fails·in·runtime·(with·a·<code·class="inline">badarg</code>).·The·<code·class="inline">ets</code>·module |
| 1908 | exports·a·function·with·this·name,·but·it·is·never·to·be·called·except·when | 1908 | exports·a·function·with·this·name,·but·it·is·never·to·be·called·except·when |
| 1909 | using·the·function·in·the·shell.·If·the·<code·class="inline">parse_transform</code>·is·properly·applied | 1909 | using·the·function·in·the·shell.·If·the·<code·class="inline">parse_transform</code>·is·properly·applied |
| 1910 | by·including·header·file·<code·class="inline">ms_transform.hrl</code>,·compiled·code·never·calls·the | 1910 | by·including·header·file·<code·class="inline">ms_transform.hrl</code>,·compiled·code·never·calls·the |
| 1911 | function,·but·the·function·call·is·replaced·by·a·literal·match·specification.</p></section><p>For·more·information,·see·<a·href="ms_transform.html"><code·class="inline">ms_transform</code></a>.</p> | 1911 | function,·but·the·function·call·is·replaced·by·a·literal·match·specification.</p></section><p>For·more·information,·see·<a·href="ms_transform.html"><code·class="inline">ms_transform</code></a>.</p> |
| 1912 | ··</section> | 1912 | ··</section> |
| Offset 2491, 20 lines modified | Offset 2491, 20 lines modified | ||
| 2491 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·match(Table,·Pattern)·->·[Match] | 2491 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·match(Table,·Pattern)·->·[Match] |
| 2492 | ···············when·Table·::·<a·href="#t:table/0">table</a>(),·Pattern·::·<a·href="#t:match_pattern/0">match_pattern</a>(),·Match·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 2492 | ···············when·Table·::·<a·href="#t:table/0">table</a>(),·Pattern·::·<a·href="#t:match_pattern/0">match_pattern</a>(),·Match·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 2493 | ······</div> | 2493 | ······</div> |
| 2494 | <p>Matches·the·objects·in·table·<code·class="inline">Table</code>·against·pattern·<code·class="inline">Pattern</code>.</p><p>A·pattern·is·a·term·that·can·contain:</p><ul><li>Bound·parts·(Erlang·terms)</li><li><code·class="inline">'_'</code>·that·matches·any·Erlang·term</li><li>Pattern·variables·<code·class="inline">'$N'</code>,·where·<code·class="inline">N</code>=0,1,...</li></ul><p>The·function·returns·a·list·with·one·element·for·each·matching·object,·where | 2494 | <p>Matches·the·objects·in·table·<code·class="inline">Table</code>·against·pattern·<code·class="inline">Pattern</code>.</p><p>A·pattern·is·a·term·that·can·contain:</p><ul><li>Bound·parts·(Erlang·terms)</li><li><code·class="inline">'_'</code>·that·matches·any·Erlang·term</li><li>Pattern·variables·<code·class="inline">'$N'</code>,·where·<code·class="inline">N</code>=0,1,...</li></ul><p>The·function·returns·a·list·with·one·element·for·each·matching·object,·where |
| 2495 | each·element·is·an·ordered·list·of·pattern·variable·bindings,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 2495 | each·element·is·an·ordered·list·of·pattern·variable·bindings,·for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="6231126515-1">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="6231126515-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Matches·every·object·in·table</span><span·class="w"> |
| 2496 | </span><span·class="p"·data-group-id=" | 2496 | </span><span·class="p"·data-group-id="6231126515-2">[</span><span·class="p"·data-group-id="6231126515-3">[</span><span·class="p"·data-group-id="6231126515-4">{</span><span·class="ss">rufsen</span><span·class="p">,</span><span·class="ss">dog</span><span·class="p">,</span><span·class="mi">7</spa[·...·truncated·by·diffoscope;·len:·882,·SHA:·dda914368955da165bf538c1e502668c8abc9444bdc429b6460881def0acc5c1·...·]-2">]</span><span·class="gp·unselectable"> |
| 2497 | 7>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 2497 | 7>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="6231126515-9">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6231126515-10">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">dog</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·133,·SHA:·1b8692417a499562b3d2d96d158786840b0528052d2255a53516fc25294275dc·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 2498 | </span><span·class="p"·data-group-id=" | 2498 | </span><span·class="p"·data-group-id="6231126515-11">[</span><span·class="p"·data-group-id="6231126515-12">[</span><span·class="mi">7</span><span·class="p"·data-group-id="6231126515-12">]</span><span·class="p">,</span><span·class="p"·data-group-id="6231126515-13">[</span><span·class="mi">5</sp[·...·truncated·by·diffoscope;·len:·98,·SHA:·e81bfd31b9f2d5bf5f68718180a1034feb9c6f8cb05371abc3fe2bd1abae6772·...·]-11">]</span><span·class="gp·unselectable"> |
| 2499 | 8>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 2499 | 8>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="6231126515-14">(</span><span·class="n">T</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6231126515-15">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="ss">cow</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·134,·SHA:·7126ec3ba9f0da45f947ac92a7ab1d6debffa9223c3df38cf04510ad6b082200·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 2500 | </span><span·class="p"·data-group-id=" | 2500 | </span><span·class="p"·data-group-id="6231126515-16">[</span><span·class="p"·data-group-id="6231126515-16">]</span></code></pre><p>If·the·key·is·specified·in·the·pattern,·the·match·is·very·efficient.·If·the·key |
| 2501 | is·not·specified,·that·is,·if·it·is·a·variable·or·an·underscore,·the·entire | 2501 | is·not·specified,·that·is,·if·it·is·a·variable·or·an·underscore,·the·entire |
| 2502 | table·must·be·searched.·The·search·time·can·be·substantial·if·the·table·is·very | 2502 | table·must·be·searched.·The·search·time·can·be·substantial·if·the·table·is·very |
| 2503 | large.</p><p>For·tables·of·type·<code·class="inline">ordered_set</code>,·the·result·is·in·the·same·order·as·in·a | 2503 | large.</p><p>For·tables·of·type·<code·class="inline">ordered_set</code>,·the·result·is·in·the·same·order·as·in·a |
| 2504 | <code·class="inline">first</code>/<code·class="inline">next</code>·traversal.</p> | 2504 | <code·class="inline">first</code>/<code·class="inline">next</code>·traversal.</p> |
| 2505 | ··</section> | 2505 | ··</section> |
| 2506 | </section> | 2506 | </section> |
| 2507 | <section·class="detail"·id="match/3"> | 2507 | <section·class="detail"·id="match/3"> |
| Offset 2734, 18 lines modified | Offset 2734, 18 lines modified | ||
| 2734 | use.</p><p>The·matching·is·executed·on·each·element·in·<code·class="inline">List</code>·and·the·function·returns·a | 2734 | use.</p><p>The·matching·is·executed·on·each·element·in·<code·class="inline">List</code>·and·the·function·returns·a |
| 2735 | list·containing·all·results.·If·an·element·in·<code·class="inline">List</code>·does·not·match,·nothing·is | 2735 | list·containing·all·results.·If·an·element·in·<code·class="inline">List</code>·does·not·match,·nothing·is |
| 2736 | returned·for·that·element.·The·length·of·the·result·list·is·therefore·equal·or | 2736 | returned·for·that·element.·The·length·of·the·result·list·is·therefore·equal·or |
| 2737 | less·than·the·length·of·parameter·<code·class="inline">List</code>.</p><p><em>Example:</em></p><p>The·following·two·calls·give·the·same·result·(but·certainly·not·the·same | 2737 | less·than·the·length·of·parameter·<code·class="inline">List</code>.</p><p><em>Example:</em></p><p>The·following·two·calls·give·the·same·result·(but·certainly·not·the·same |
| 2738 | execution·time):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Table</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">new</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 2738 | execution·time):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Table</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">new</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 2739 | </span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 2739 | </span><span·class="n">MatchSpec</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 2740 | </span><span·class="c1">%·The·following·call...</span><span·class="w"> | 2740 | </span><span·class="c1">%·The·following·call...</span><span·class="w"> |
| 2741 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_run</span><span·class="p"·data-group-id=" | 2741 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_run</span><span·class="p"·data-group-id="5022916157-1">(</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">tab2list</span><span·class="p"·data-group-id="5022916157-2">(</span><span·class="n">Table</span><span·class="p"·data-group-id="5022916157-2">)</span><span·class="p">,</span><span·class="w"> |
| 2742 | ···················</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_compile</span><span·class="p"·data-group-id=" | 2742 | ···················</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match_spec_compile</span><span·class="p"·data-group-id="5022916157-3">(</span><span·class="n">MatchSpec</span><span·class="p"·data-group-id="5022916157-3">)</span><span·class="p"·data-group-id="5022916157-1">)</span><span·class="p">,</span><span·class="w"> |
| 2743 | </span><span·class="c1">%·...gives·the·same·result·as·the·more·common·(and·more·efficient)</span><span·class="w"> | 2743 | </span><span·class="c1">%·...gives·the·same·result·as·the·more·common·(and·more·efficient)</span><span·class="w"> |
| 2744 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 2744 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="5022916157-4">(</span><span·class="n">Table</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MatchSpec</span><span·class="p"·data-group-id="5022916157-4">)</span><span·class="p">,</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·has·limited·use·in·normal·code.·It·is·used·by·the·<a·href="dets.html"><code·class="inline">dets</code></a> |
| 2745 | module·to·perform·the·<a·href="dets.html#select/1"><code·class="inline">dets:select/1</code></a>·operations·and·by·Mnesia·during | 2745 | module·to·perform·the·<a·href="dets.html#select/1"><code·class="inline">dets:select/1</code></a>·operations·and·by·Mnesia·during |
| 2746 | transactions.</p></section> | 2746 | transactions.</p></section> |
| 2747 | ··</section> | 2747 | ··</section> |
| 2748 | </section> | 2748 | </section> |
| 2749 | <section·class="detail"·id="member/2"> | 2749 | <section·class="detail"·id="member/2"> |
| 2750 | ··<div·class="detail-header"> | 2750 | ··<div·class="detail-header"> |
| Offset 3084, 27 lines modified | Offset 3084, 27 lines modified | ||
| 3084 | <p>Restores·an·opaque·continuation·returned·by·<a·href="#select/3"><code·class="inline">select/3</code></a>·or·<a·href="#select/1"><code·class="inline">select/1</code></a>·if·the | 3084 | <p>Restores·an·opaque·continuation·returned·by·<a·href="#select/3"><code·class="inline">select/3</code></a>·or·<a·href="#select/1"><code·class="inline">select/1</code></a>·if·the |
| 3085 | continuation·has·passed·through·external·term·format·(been·sent·between·nodes·or | 3085 | continuation·has·passed·through·external·term·format·(been·sent·between·nodes·or |
| 3086 | stored·on·disk).</p><p>The·reason·for·this·function·is·that·continuation·terms·contain·compiled·match | 3086 | stored·on·disk).</p><p>The·reason·for·this·function·is·that·continuation·terms·contain·compiled·match |
| 3087 | specifications·and·may·therefore·be·invalidated·if·converted·to·external·term | 3087 | specifications·and·may·therefore·be·invalidated·if·converted·to·external·term |
| 3088 | format.·Given·that·the·original·match·specification·is·kept·intact,·the | 3088 | format.·Given·that·the·original·match·specification·is·kept·intact,·the |
| 3089 | continuation·can·be·restored,·meaning·it·can·once·again·be·used·in·subsequent | 3089 | continuation·can·be·restored,·meaning·it·can·once·again·be·used·in·subsequent |
| 3090 | <a·href="#select/1"><code·class="inline">select/1</code></a>·calls·even·though·it·has·been·stored·on·disk·or·on | 3090 | <a·href="#select/1"><code·class="inline">select/1</code></a>·calls·even·though·it·has·been·stored·on·disk·or·on |
| 3091 | another·node.</p><p><em>Examples:</em></p><p>The·following·sequence·of·calls·may·fail:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 3091 | another·node.</p><p><em>Examples:</em></p><p>The·following·sequence·of·calls·may·fail:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="6443210894-1">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="6443210894-2">[</span><span·class="p"·data-group-id="6443210894-2">]</span><span·class="p"·data-group-id="6443210894-1">)</span><span·class="p">,</span><span·class="w"> |
| 3092 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 3092 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 3093 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 3093 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="6443210894-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="6443210894-4">(</span><span·class="p"·data-group-id="6443210894-5">{</span><span·class="n">N</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·722,·SHA:·428a6a6efff488315571dca8e1d59c22d8ac4eab659240a835d522c8e4cafcfd·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 3094 | </span><span·class="p"·data-group-id=" | 3094 | </span><span·class="p"·data-group-id="6443210894-7">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="6443210894-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·clas[·...·truncated·by·diffoscope;·len:·309,·SHA:·d0d7f4ca27ac5fe92ef0e432459cfce170951d797f2da6501a0f9f57721631bc·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 3095 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id=" | 3095 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="6443210894-9">(</span><span·class="nf">term_to_binary</span><span·class="p"·data-group-id="6443210894-10">(</span><span·class="n">C</span><span·class="p"·data-group-id="6443210894-10">)</span><span·class="p"·data-group-id="6443210894-9">)</span><span·class="p">,</span><span·class="w"> |
| 3096 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 3096 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="6443210894-11">(</span><span·class="n">MaybeBroken</span><span·class="p"·data-group-id="6443210894-11">)</span><span·class="p">.</span></code></pre><p>The·following·sequence·works,·as·the·call·to |
| 3097 | <a·href="#repair_continuation/2"><code·class="inline">repair_continuation/2</code></a>·reestablishes·the | 3097 | <a·href="#repair_continuation/2"><code·class="inline">repair_continuation/2</code></a>·reestablishes·the |
| 3098 | <code·class="inline">MaybeBroken</code>·continuation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 3098 | <code·class="inline">MaybeBroken</code>·continuation.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">T</span><span·class="o">=</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="6806473044-1">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="6806473044-2">[</span><span·class="p"·data-group-id="6806473044-2">]</span><span·class="p"·data-group-id="6806473044-1">)</span><span·class="p">,</span><span·class="w"> |
| 3099 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 3099 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 3100 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id=" | 3100 | </span><span·class="n">MS</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="6806473044-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="6806473044-4">(</span><span·class="p"·data-group-id="6806473044-5">{</span><span·class="n">N</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·722,·SHA:·ef1f9302dd4f69abc61f2fc25be202e5fde25d148adca8945c362d93c2a2bc7e·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 3101 | </span><span·class="p"·data-group-id=" | 3101 | </span><span·class="p"·data-group-id="6806473044-7">{</span><span·class="p">_</span><span·class="p">,</span><span·class="n">C</span><span·class="p"·data-group-id="6806473044-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">ets</span><span·clas[·...·truncated·by·diffoscope;·len:·261,·SHA:·5e24c069985f60e7aea184d89757059bb001f988fcda6f8fd956842365416e53·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 3102 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id=" | 3102 | </span><span·class="n">MaybeBroken</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary_to_term</span><span·class="p"·data-group-id="6806473044-9">(</span><span·class="nf">term_to_binary</span><span·class="p"·data-group-id="6806473044-10">(</span><span·class="n">C</span><span·class="p"·data-group-id="6806473044-10">)</span><span·class="p"·data-group-id="6806473044-9">)</span><span·class="p">,</span><span·class="w"> |
| 3103 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 3103 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="6806473044-11">(</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">repair_continuation</span><span·class="p"·data-group-id="6806473044-12">(</span><span·class="n">MaybeBroken</span><span·class="p">,</span><span·class="n">MS</span><s[·...·truncated·by·diffoscope;·len:·93,·SHA:·02182390e6075f29b5d75e62cbbca17f493429007323522647467ed5e1dc6447·...·]-11">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·function·is·rarely·needed·in·application·code.·It·is·used·by·Mnesia·to |
| 3104 | provide·distributed·<a·href="#select/3"><code·class="inline">select/3</code></a>·and·<a·href="#select/1"><code·class="inline">select/1</code></a> | 3104 | provide·distributed·<a·href="#select/3"><code·class="inline">select/3</code></a>·and·<a·href="#select/1"><code·class="inline">select/1</code></a> |
| 3105 | sequences.·A·normal·application·would·either·use·Mnesia·or·keep·the | 3105 | sequences.·A·normal·application·would·either·use·Mnesia·or·keep·the |
| 3106 | continuation·from·being·converted·to·external·format.</p><p>The·actual·behavior·of·compiled·match·specifications·when·recreated·from | 3106 | continuation·from·being·converted·to·external·format.</p><p>The·actual·behavior·of·compiled·match·specifications·when·recreated·from |
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| Offset 191, 43 lines modified | Offset 191, 43 lines modified | ||
| 191 | function·has·been·applied·to·all·of·the·results·or·an·error·occurs,·the·last | 191 | function·has·been·applied·to·all·of·the·results·or·an·error·occurs,·the·last |
| 192 | function·is·called·with·argument·<code·class="inline">close</code>,·and·the·reply·is·returned·as·value·of | 192 | function·is·called·with·argument·<code·class="inline">close</code>,·and·the·reply·is·returned·as·value·of |
| 193 | the·current·call·to·the·sort·or·merge·function.</p><p>If·a·function·is·specified·as·input·and·the·last·input·function·returns | 193 | the·current·call·to·the·sort·or·merge·function.</p><p>If·a·function·is·specified·as·input·and·the·last·input·function·returns |
| 194 | <code·class="inline">{end_of_input,·Value}</code>,·the·function·specified·as·output·is·called·with | 194 | <code·class="inline">{end_of_input,·Value}</code>,·the·function·specified·as·output·is·called·with |
| 195 | argument·<code·class="inline">{value,·Value}</code>.·This·makes·it·easy·to·initiate·the·sequence·of·output | 195 | argument·<code·class="inline">{value,·Value}</code>.·This·makes·it·easy·to·initiate·the·sequence·of·output |
| 196 | functions·with·a·value·calculated·by·the·input·functions.</p><p>As·an·example,·consider·sorting·the·terms·on·a·disk·log·file.·A·function·that | 196 | functions·with·a·value·calculated·by·the·input·functions.</p><p>As·an·example,·consider·sorting·the·terms·on·a·disk·log·file.·A·function·that |
| 197 | reads·chunks·from·the·disk·log·and·returns·a·list·of·binaries·is·used·as·input. | 197 | reads·chunks·from·the·disk·log·and·returns·a·list·of·binaries·is·used·as·input. |
| 198 | The·results·are·collected·in·a·list·of·terms.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id="4173658093-1">(</span><span·class="n">Log</span><span·class="p"·data-group-id="4173658093-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 199 | 198 | The·results·are·collected·in·a·list·of·terms.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sort</span><span·class="p"·data-group-id="3561358537-1">(</span><span·class="n">Log</span><span·class="p"·data-group-id="3561358537-1">)</span[·...·truncated·by·diffoscope;·len:·46,·SHA:·1097a0bea68d65a431edcb4038943364caa12d307d0cd39d47cedc89a660f4e0·...·]</span><span·class="w"> | |
| 199 | ····</span><span·class="p"·data-group-id="3561358537-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="3561358537-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="3561358537-3">(</span><span·class="p"·data-group-id="3561358537-4">[</span><span·class="p"·data-group-id="3561358537-5">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="n">Log</span><span·class="p"·data-group-id="3561358537-5">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3561358537-6">{</span><span·class="ss">mode</span><span·class="p">,</span><span·class="ss">read_only</span><span·class="p"·data-group-id="3561358537-6">}</span><span·class="p"·data-group-id="3561358537-4">]</span><span·class="p"·data-group-id="3561358537-3">)</span><span·class="p">,</span><span·class="w"> | ||
| 200 | ····</span><span·class="n">Input</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id=" | 200 | ····</span><span·class="n">Input</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id="3561358537-7">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">start</span><span·class="p"·data-group-id="3561358537-7">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ····</span><span·class="n">Output</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">output</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="n">Output</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">output</span><span·class="p"·data-group-id="3561358537-8">(</span><span·class="p"·data-group-id="3561358537-9">[</span><span·class="p"·data-group-id="3561358537-9">]</span><span·class="p"·data-group-id="3561358537-8">)</span><span·class="p">,</span><span·class="w"> |
| 202 | ····</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file_sorter</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 202 | ····</span><span·class="n">Reply</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file_sorter</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id="3561358537-10">(</span><span·class="n">Input</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Output</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3561358537-11">{</span><span·class="ss">format</s[·...·truncated·by·diffoscope;·len:·151,·SHA:·1774842f752dae7e3c440e60464799938f26122db7eeccf1c2ec44b868508e84·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="3561358537-12">(</span><span·class="n">Log</span><span·class="p"·data-group-id="3561358537-12">)</span><span·class="p">,</span><span·class="w"> |
| 204 | ····</span><span·class="n">Reply</span><span·class="p">.</span><span·class="w"> | 204 | ····</span><span·class="n">Reply</span><span·class="p">.</span><span·class="w"> |
| 205 | </span><span·class="nf">input</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nf">input</span><span·class="p"·data-group-id="3561358537-13">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cont</span><span·class="p"·data-group-id="3561358537-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="3561358537-14">(</span><span·class="ss">close</span><span·class="p"·data-group-id="3561358537-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ············</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 207 | ············</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 208 | ·······</span><span·class="p"·data-group-id=" | 208 | ·······</span><span·class="p"·data-group-id="3561358537-15">(</span><span·class="ss">read</span><span·class="p"·data-group-id="3561358537-15">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">chunk</span><span·class="p"·data-group-id=" | 209 | ············</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">disk_log</span><span·class="p">:</span><span·class="nf">chunk</span><span·class="p"·data-group-id="3561358537-16">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cont</span><span·class="p"·data-group-id="3561358537-16">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 210 | ················</span><span·class="p"·data-group-id=" | 210 | ················</span><span·class="p"·data-group-id="3561358537-17">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="3561358537-17">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····················</span><span·class="p"·data-group-id=" | 211 | ····················</span><span·class="p"·data-group-id="3561358537-18">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="3561358537-18">}</span><span·class="p">;</span><span·class="w"> |
| 212 | ················</span><span·class="p"·data-group-id=" | 212 | ················</span><span·class="p"·data-group-id="3561358537-19">{</span><span·class="n">Cont2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Terms</span><span·class="p"·data-group-id="3561358537-19">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ····················</span><span·class="p"·data-group-id=" | 213 | ····················</span><span·class="p"·data-group-id="3561358537-20">{</span><span·class="n">Terms</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id="3561358537-21">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·123,·SHA:·7d1f6fb9b71eed6a64d223e8e68662ec9ae21684eae3cf0ccd6cd3b588135f9e·...·]-20">}</span><span·class="p">;</span><span·class="w"> |
| 214 | ················</span><span·class="p"·data-group-id=" | 214 | ················</span><span·class="p"·data-group-id="3561358537-22">{</span><span·class="n">Cont2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Terms</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Badbytes</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·93510f83a123919731e760440d5c797e341c184336edc5441a681d0488dd5c96·...·]-22">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ····················</span><span·class="p"·data-group-id=" | 215 | ····················</span><span·class="p"·data-group-id="3561358537-23">{</span><span·class="n">Terms</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">input</span><span·class="p"·data-group-id="3561358537-24">(</span><span·class="n">Log</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·123,·SHA:·9ca4e3be2ed91aa9456b57990f46cfcb0a584ba5f7d02b3fa2daf92a94f6ddb2·...·]-23">}</span><span·class="p">;</span><span·class="w"> |
| 216 | ················</span><span·class="ss">eof</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 216 | ················</span><span·class="ss">eof</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 217 | ····················</span><span·class="ss">end_of_input</span><span·class="w"> | 217 | ····················</span><span·class="ss">end_of_input</span><span·class="w"> |
| 218 | ············</span><span·class="k">end</span><span·class="w"> | 218 | ············</span><span·class="k">end</span><span·class="w"> |
| 219 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 219 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 220 | </span><span·class="nf">output</span><span·class="p"·data-group-id=" | 220 | </span><span·class="nf">output</span><span·class="p"·data-group-id="3561358537-25">(</span><span·class="n">L</span><span·class="p"·data-group-id="3561358537-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 221 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="3561358537-26">(</span><span·class="ss">close</span><span·class="p"·data-group-id="3561358537-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 222 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 222 | ············</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="3561358537-27">(</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="3561358537-28">(</span><span·class="n">L</span><span·class="p"·data-group-id="3561358537-28">)</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·27c50cf6f2fbfc62ad3160a10ce1c230734bd2042adc3a81bc93ae3907e3b5ff·...·]-27">)</span><span·class="p">;</span><span·class="w"> |
| 223 | ·······</span><span·class="p"·data-group-id=" | 223 | ·······</span><span·class="p"·data-group-id="3561358537-29">(</span><span·class="n">Terms</span><span·class="p"·data-group-id="3561358537-29">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ············</span><span·class="nf">output</span><span·class="p"·data-group-id=" | 224 | ············</span><span·class="nf">output</span><span·class="p"·data-group-id="3561358537-30">(</span><span·class="p"·data-group-id="3561358537-31">[</span><span·class="n">Terms</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="3561358537-31">]</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·8329deecc556e21dbda6c0afcc92bfe1d1c7c19904797daf8c269c536d999ddb·...·]-30">)</span><span·class="w"> |
| 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples·of·functions·as·input·and·output,·see·the·end·of·the | 225 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>For·more·examples·of·functions·as·input·and·output,·see·the·end·of·the |
| 226 | <code·class="inline">file_sorter</code>·module;·the·<code·class="inline">term</code>·format·is·implemented·with·functions.</p><p>The·possible·values·of·<code·class="inline">Reason</code>·returned·when·an·error·occurs·are:</p><ul><li><code·class="inline">bad_object</code>,·<code·class="inline">{bad_object,·FileName}</code>·-·Applying·the·format·function·failed | 226 | <code·class="inline">file_sorter</code>·module;·the·<code·class="inline">term</code>·format·is·implemented·with·functions.</p><p>The·possible·values·of·<code·class="inline">Reason</code>·returned·when·an·error·occurs·are:</p><ul><li><code·class="inline">bad_object</code>,·<code·class="inline">{bad_object,·FileName}</code>·-·Applying·the·format·function·failed |
| 227 | for·some·binary,·or·the·key(s)·could·not·be·extracted·from·some·term.</li><li><code·class="inline">{bad_term,·FileName}</code>·-·<a·href="io.html#read/2"><code·class="inline">io:read/2</code></a>·failed·to·read·some·term.</li><li><code·class="inline">{file_error,·FileName,·file:posix()}</code>·-·For·an·explanation·of | 227 | for·some·binary,·or·the·key(s)·could·not·be·extracted·from·some·term.</li><li><code·class="inline">{bad_term,·FileName}</code>·-·<a·href="io.html#read/2"><code·class="inline">io:read/2</code></a>·failed·to·read·some·term.</li><li><code·class="inline">{file_error,·FileName,·file:posix()}</code>·-·For·an·explanation·of |
| 228 | <a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:posix/0"><code·class="inline">file:posix()</code></a>,·see·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>.</li><li><code·class="inline">{premature_eof,·FileName}</code>·-·End-of-file·was·encountered·inside·some·binary | 228 | <a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:posix/0"><code·class="inline">file:posix()</code></a>,·see·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>.</li><li><code·class="inline">{premature_eof,·FileName}</code>·-·End-of-file·was·encountered·inside·some·binary |
| 229 | term.</li></ul> | 229 | term.</li></ul> |
| 230 | ····</section> | 230 | ····</section> |
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| 1830 | ······<p·class="built-using"> | 1830 | ······<p·class="built-using"> |
| 1831 | ········Built·using | 1831 | ········Built·using |
| 1832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1832 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1833 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1834 | ······</p> | 1834 | ······</p> |
| 1835 | <p>Copyright·©·1996-202 | 1835 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1836 | ····</footer> | 1836 | ····</footer> |
| 1837 | ··</div> | 1837 | ··</div> |
| 1838 | </main> | 1838 | </main> |
| 1839 | </div> | 1839 | </div> |
| 1840 | <script> | 1840 | <script> |
| 1841 | ··function·mermaidLoaded()·{ | 1841 | ··function·mermaidLoaded()·{ |
| 1842 | ····mermaid.initialize({ | 1842 | ····mermaid.initialize({ |
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| 986 | ································Cwd·::·<a·href="#t:filename_all/0">filename_all</a>(), | 986 | ································Cwd·::·<a·href="#t:filename_all/0">filename_all</a>(), |
| 987 | ································SafeFilename·::·<a·href="#t:filename_all/0">filename_all</a>().</pre> | 987 | ································SafeFilename·::·<a·href="#t:filename_all/0">filename_all</a>().</pre> |
| 988 | ······</div> | 988 | ······</div> |
| 989 | <p>Sanitizes·the·relative·path·by·eliminating·".."·and·"."·components·to·protect | 989 | <p>Sanitizes·the·relative·path·by·eliminating·".."·and·"."·components·to·protect |
| 990 | against·directory·traversal·attacks.</p><p>Either·returns·the·sanitized·path·name,·or·the·atom·<code·class="inline">unsafe</code>·if·the·path·is·unsafe. | 990 | against·directory·traversal·attacks.</p><p>Either·returns·the·sanitized·path·name,·or·the·atom·<code·class="inline">unsafe</code>·if·the·path·is·unsafe. |
| 991 | The·path·is·considered·unsafe·in·the·following·circumstances:</p><ul><li>The·path·is·not·relative.</li><li>A·".."·component·would·climb·up·above·the·root·of·the·relative·path.</li><li>A·symbolic·link·in·the·path·points·above·the·root·of·the·relative·path.</li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 991 | The·path·is·considered·unsafe·in·the·following·circumstances:</p><ul><li>The·path·is·not·relative.</li><li>A·".."·component·would·climb·up·above·the·root·of·the·relative·path.</li><li>A·symbolic·link·in·the·path·points·above·the·root·of·the·relative·path.</li></ul><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="1031835184-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="1031835184-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·168,·SHA:·d2f66db0b57ad5ba82d18e866434b6fc21c6aa50149a093c5d6e773c719265e6·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 992 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> | 992 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 993 | 2>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 993 | 2>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="1031835184-3">(</span><span·class="s">"dir/sub_dir/.."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="1031835184-3">)</span><span·class="p">.</span><span·class="w"> |
| 994 | </span><span·class="s">"dir"</span><span·class="gp·unselectable"> | 994 | </span><span·class="s">"dir"</span><span·class="gp·unselectable"> |
| 995 | 3>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 995 | 3>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="1031835184-4">(</span><span·class="s">"dir/.."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="1031835184-4">)</span><span·class="p">.</span><span·class="w"> |
| 996 | </span><span·class="p"·data-group-id=" | 996 | </span><span·class="p"·data-group-id="1031835184-5">[</span><span·class="p"·data-group-id="1031835184-5">]</span><span·class="gp·unselectable"> |
| 997 | 4>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 997 | 4>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="1031835184-6">(</span><span·class="s">"dir/../.."</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="1031835184-6">)</span><span·class="p">.</span><span·class="w"> |
| 998 | </span><span·class="ss">unsafe</span><span·class="gp·unselectable"> | 998 | </span><span·class="ss">unsafe</span><span·class="gp·unselectable"> |
| 999 | 5>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id=" | 999 | 5>·</span><span·class="nc">filelib</span><span·class="p">:</span><span·class="nf">safe_relative_path</span><span·class="p"·data-group-id="1031835184-7">(</span><span·class="s">"/abs/path"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Cwd</span><span·class="p"·data-group-id="1031835184-7">)</span><span·class="p">.</span><span·class="w"> |
| 1000 | </span><span·class="ss">unsafe</span></code></pre> | 1000 | </span><span·class="ss">unsafe</span></code></pre> |
| 1001 | ··</section> | 1001 | ··</section> |
| 1002 | </section> | 1002 | </section> |
| 1003 | <section·class="detail"·id="wildcard/1"> | 1003 | <section·class="detail"·id="wildcard/1"> |
| 1004 | ··<div·class="detail-header"> | 1004 | ··<div·class="detail-header"> |
| 1005 | ····<a·href="#wildcard/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1005 | ····<a·href="#wildcard/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1090, 15 lines modified | Offset 1090, 15 lines modified | ||
| 1090 | ······<p·class="built-using"> | 1090 | ······<p·class="built-using"> |
| 1091 | ········Built·using | 1091 | ········Built·using |
| 1092 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1092 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1093 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1093 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1094 | ······</p> | 1094 | ······</p> |
| 1095 | <p>Copyright·©·1996-202 | 1095 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1096 | ····</footer> | 1096 | ····</footer> |
| 1097 | ··</div> | 1097 | ··</div> |
| 1098 | </main> | 1098 | </main> |
| 1099 | </div> | 1099 | </div> |
| 1100 | <script> | 1100 | <script> |
| 1101 | ··function·mermaidLoaded()·{ | 1101 | ··function·mermaidLoaded()·{ |
| 1102 | ····mermaid.initialize({ | 1102 | ····mermaid.initialize({ |
| Offset 514, 28 lines modified | Offset 514, 28 lines modified | ||
| 514 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·absname(Filename)·->·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> | 514 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·absname(Filename)·->·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> |
| 515 | ······</div> | 515 | ······</div> |
| 516 | <p>Converts·a·relative·<code·class="inline">Filename</code>·and·returns·an·absolute·name.·No·attempt·is·made | 516 | <p>Converts·a·relative·<code·class="inline">Filename</code>·and·returns·an·absolute·name.·No·attempt·is·made |
| 517 | to·create·the·shortest·absolute·name,·as·this·can·give·incorrect·results·on·file | 517 | to·create·the·shortest·absolute·name,·as·this·can·give·incorrect·results·on·file |
| 518 | systems·that·allow·links.</p><p><em>Unix·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id="6 | 518 | systems·that·allow·links.</p><p><em>Unix·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id="1637137878-1">(</span><span·class="p"·data-group-id="1637137878-1">)</span><span·class="p">.</span><span·class="w"> |
| 519 | </span><span·class="s">"/usr/local"</span><span·class="gp·unselectable"> | 519 | </span><span·class="s">"/usr/local"</span><span·class="gp·unselectable"> |
| 520 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="6 | 520 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="1637137878-2">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="1637137878-2">)</span><span·class="p">.</span><span·class="w"> |
| 521 | </span><span·class="s">"/usr/local/foo"</span><span·class="gp·unselectable"> | 521 | </span><span·class="s">"/usr/local/foo"</span><span·class="gp·unselectable"> |
| 522 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="6 | 522 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="1637137878-3">(</span><span·class="s">"../x"</span><span·class="p"·data-group-id="1637137878-3">)</span><span·class="p">.</span><span·class="w"> |
| 523 | </span><span·class="s">"/usr/local/../x"</span><span·class="gp·unselectable"> | 523 | </span><span·class="s">"/usr/local/../x"</span><span·class="gp·unselectable"> |
| 524 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="6 | 524 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="1637137878-4">(</span><span·class="s">"/"</span><span·class="p"·data-group-id="1637137878-4">)</span><span·class="p">.</span><span·class="w"> |
| 525 | </span><span·class="s">"/"</span></code></pre><p><em>Windows·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id=" | 525 | </span><span·class="s">"/"</span></code></pre><p><em>Windows·examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">pwd</span><span·class="p"·data-group-id="9312060631-1">(</span><span·class="p"·data-group-id="9312060631-1">)</span><span·class="p">.</span><span·class="w"> |
| 526 | </span><span·class="s">"D:/usr/local"</span><span·class="gp·unselectable"> | 526 | </span><span·class="s">"D:/usr/local"</span><span·class="gp·unselectable"> |
| 527 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 527 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="9312060631-2">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="9312060631-2">)</span><span·class="p">.</span><span·class="w"> |
| 528 | </span><span·class="s">"D:/usr/local/foo"</span><span·class="gp·unselectable"> | 528 | </span><span·class="s">"D:/usr/local/foo"</span><span·class="gp·unselectable"> |
| 529 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 529 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="9312060631-3">(</span><span·class="s">"../x"</span><span·class="p"·data-group-id="9312060631-3">)</span><span·class="p">.</span><span·class="w"> |
| 530 | </span><span·class="s">"D:/usr/local/../x"</span><span·class="gp·unselectable"> | 530 | </span><span·class="s">"D:/usr/local/../x"</span><span·class="gp·unselectable"> |
| 531 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id=" | 531 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">absname</span><span·class="p"·data-group-id="9312060631-4">(</span><span·class="s">"/"</span><span·class="p"·data-group-id="9312060631-4">)</span><span·class="p">.</span><span·class="w"> |
| 532 | </span><span·class="s">"D:/"</span></code></pre> | 532 | </span><span·class="s">"D:/"</span></code></pre> |
| 533 | ··</section> | 533 | ··</section> |
| 534 | </section> | 534 | </section> |
| 535 | <section·class="detail"·id="absname/2"> | 535 | <section·class="detail"·id="absname/2"> |
| 536 | ··<div·class="detail-header"> | 536 | ··<div·class="detail-header"> |
| 537 | ····<a·href="#absname/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 537 | ····<a·href="#absname/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 659, 66 lines modified | Offset 659, 66 lines modified | ||
| 659 | ······</div> | 659 | ······</div> |
| 660 | <p><a·href=""·id="basedir_3_1"></a>·<a·href=""·id="basedir_3_2"></a></p><p>Returns·a·suitable·path,·or·paths,·for·a·given·type.·If·<code·class="inline">os</code>·is·not·set·in | 660 | <p><a·href=""·id="basedir_3_1"></a>·<a·href=""·id="basedir_3_2"></a></p><p>Returns·a·suitable·path,·or·paths,·for·a·given·type.·If·<code·class="inline">os</code>·is·not·set·in |
| 661 | <code·class="inline">Opts</code>·the·function·will·default·to·the·native·option,·that·is·<code·class="inline">'linux'</code>, | 661 | <code·class="inline">Opts</code>·the·function·will·default·to·the·native·option,·that·is·<code·class="inline">'linux'</code>, |
| 662 | <code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>,·as·understood·by·<a·href="../../../../lib/kernel-10.2.3/doc/html/os.html#type/0"><code·class="inline">os:type/0</code></a>.·Anything·not·recognized | 662 | <code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>,·as·understood·by·<a·href="../../../../lib/kernel-10.2.3/doc/html/os.html#type/0"><code·class="inline">os:type/0</code></a>.·Anything·not·recognized |
| 663 | as·<code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>·is·interpreted·as·<code·class="inline">'linux'</code>.</p><p>The·options·<code·class="inline">'author'</code>·and·<code·class="inline">'version'</code>·are·only·used·with·<code·class="inline">'windows'</code>·option | 663 | as·<code·class="inline">'darwin'</code>·or·<code·class="inline">'windows'</code>·is·interpreted·as·<code·class="inline">'linux'</code>.</p><p>The·options·<code·class="inline">'author'</code>·and·<code·class="inline">'version'</code>·are·only·used·with·<code·class="inline">'windows'</code>·option |
| 664 | mode.</p><ul><li><p><code·class="inline"·id="user_cache">user_cache</code></p><p>The·path·location·is·intended·for·transient·data·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="98 | 664 | mode.</p><ul><li><p><code·class="inline"·id="user_cache">user_cache</code></p><p>The·path·location·is·intended·for·transient·data·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9829745880-1">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9829745880-2">#{</span><sp[·...·truncated·by·diffoscope;·len:·174,·SHA:·c87c54d2c361d0ba9c0ebf40cfb61a050528d061ac1fab187e95ae00a85ee526·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 665 | </span><span·class="s">"/home/otptest/.cache/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 665 | </span><span·class="s">"/home/otptest/.cache/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0358303982-1">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0358303982-2">#{</span><[·...·truncated·by·diffoscope;·len:·177,·SHA:·ec668ce30fcbf10708386fd4b7b3943f7955c0a481c06fcfe8f0b6f436ee6a07·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 666 | </span><span·class="s">"/home/otptest/Library/Caches/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 666 | </span><span·class="s">"/home/otptest/Library/Caches/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3519140748-1">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="3519140748-1">)</span><span·class="p">.</span><span·class="w"> |
| 667 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> | 667 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> |
| 668 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 668 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3519140748-2">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="3519140748-2">)</span><span·class="p">.</span><span·class="w"> |
| 669 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> | 669 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Cache"</span><span·class="gp·unselectable"> |
| 670 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 670 | 3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3519140748-3">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3519140748-4">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·184,·SHA:·90e7b58e41e05f1177010737bc9b71768ed9cd422ddd3fb4e12769bbdfb0bf9a·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 671 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/Cache"</span><span·class="gp·unselectable"> | 671 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/Cache"</span><span·class="gp·unselectable"> |
| 672 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 672 | 4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3519140748-5">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3519140748-6">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·182,·SHA:·33708fcff81e610ee857fd5a4259a18a0092691d13179b54be15a92112fe09a2·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 673 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/1.2/Cache"</span><span·class="gp·unselectable"> | 673 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/1.2/Cache"</span><span·class="gp·unselectable"> |
| 674 | 5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 674 | 5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3519140748-7">(</span><span·class="ss">user_cache</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3519140748-8">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·305,·SHA:·73212f04b0d20410e78e12a6088a7bf0b090c9b28d915837cb9e113f53439e18·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 675 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Cache"</span></code></pre></li><li><p><code·class="inline"·id="user_config">user_config</code></p><p>The·path·location·is·intended·for·persistent·configuration·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 675 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Cache"</span></code></pre></li><li><p><code·class="inline"·id="user_config">user_config</code></p><p>The·path·location·is·intended·for·persistent·configuration·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="8814798131-1">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8814798131-2">#{</span>[·...·truncated·by·diffoscope;·len:·177,·SHA:·7f9f54f3afb0f4b004fd25c581416eb4e0332c831c523d8f0e3f4e4099faf79a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 676 | </span><span·class="s">"/home/otptest/.config/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 676 | </span><span·class="s">"/home/otptest/.config/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="4169926493-1">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4169926493-2">#{</span>[·...·truncated·by·diffoscope;·len:·177,·SHA:·c5898c614255be10132c0c764999623589c9dc4bfc2e7f5c8ac74acccdcf025c·...·]3-1">)</span><span·class="p">.</span><span·class="w"> |
| 677 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9 | 677 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9733060355-1">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="9733060355-1">)</span><span·class="p">.</span><span·class="w"> |
| 678 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/My·App"</span><span·class="gp·unselectable"> | 678 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/My·App"</span><span·class="gp·unselectable"> |
| 679 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9 | 679 | 2>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9733060355-2">(</span><span·class="ss">user_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9733060355-3">#{</span><span·cla[·...·truncated·by·diffoscope;·len:·329,·SHA:·8ba322403477d0bfc79e9cf73772ee9419bf58d0a4bd141d37d42d956a030cc7·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 680 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_data">user_data</code></p><p>The·path·location·is·intended·for·persistent·data·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_DATA_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 680 | </span><span·class="s">"c:/Users/otptest/AppData/Roaming/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_data">user_data</code></p><p>The·path·location·is·intended·for·persistent·data·files.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_DATA_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="2852969799-1">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2852969799-2">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·eebbe7a251cbc63950f69f0373193d41a44bcc187e16c4cd866ee6b63b62f9c2·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 681 | </span><span·class="s">"/home/otptest/.local/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 681 | </span><span·class="s">"/home/otptest/.local/my_application"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="5567172051-1">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5567172051-2">#{</span><s[·...·truncated·by·diffoscope;·len:·176,·SHA:·aeb9d824dcd052d461ff273069a997469720de8abf3c2b1345ee51dc75c0d9c8·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 682 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 682 | </span><span·class="s">"/home/otptest/Library/Application·Support/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0904628917-1">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="0904628917-1">)</span><span·class="p">.</span><span·class="w"> |
| 683 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App"</span><span·class="gp·unselectable"> | 683 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App"</span><span·class="gp·unselectable"> |
| 684 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 684 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0904628917-2">(</span><span·class="ss">user_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="p"·data-group-id="0904628917-3">#{</span><span·class="ss">author</span><spa[·...·truncated·by·diffoscope;·len:·280,·SHA:·acb13299f830fba68a23996c9311e335e40370fe484ce3dc6ac123a0d1a9f95f·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 685 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_log">user_log</code></p><p>The·path·location·is·intended·for·transient·log·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 685 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2"</span></code></pre></li><li><p><code·class="inline"·id="user_log">user_log</code></p><p>The·path·location·is·intended·for·transient·log·files·on·a·local·machine.</p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CACHE_HOME</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="9739209408-1">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9739209408-2">#{</span><sp[·...·truncated·by·diffoscope;·len:·174,·SHA:·60bd5a3322c9ae51e8321b640b4ef12efa136489d756055f527d6ee896e6b0ec·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 686 | </span><span·class="s">"/home/otptest/.cache/my_application/log"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 686 | </span><span·class="s">"/home/otptest/.cache/my_application/log"</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0971392595-1">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0971392595-2">#{</span><sp[·...·truncated·by·diffoscope;·len:·175,·SHA:·62902891035c155e126f63071e3686f984a3704397d894ce19870b3ee2ac6e97·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 687 | </span><span·class="s">"/home/otptest/Library/Logs/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="2 | 687 | </span><span·class="s">"/home/otptest/Library/Logs/my_application"</span></code></pre><p>On·Windows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="2734024701-1">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p"·data-group-id="2734024701-1">)</span><span·class="p">.</span><span·class="w"> |
| 688 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Logs"</span><span·class="gp·unselectable"> | 688 | </span><span·class="s">"c:/Users/otptest/AppData/Local/My·App/Logs"</span><span·class="gp·unselectable"> |
| 689 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="2 | 689 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="2734024701-2">(</span><span·class="ss">user_log</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"My·App"</span><span·class="p">,</span><span·class="p"·data-group-id="2734024701-3">#{</span><span·class="ss">author</span><span·[·...·truncated·by·diffoscope;·len:·278,·SHA:·386b7d88fc2c79b8a0354c96560cf173fb79d266724a07f17f95237100ca1d12·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 690 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Logs"</span></code></pre></li><li><p><code·class="inline"·id="site_config">site_config</code></p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_DIRS</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="04 | 690 | </span><span·class="s">"c:/Users/otptest/AppData/Local/Erlang/My·App/1.2/Logs"</span></code></pre></li><li><p><code·class="inline"·id="site_config">site_config</code></p><p>On·Linux:·Respects·the·os·environment·variable·<code·class="inline">XDG_CONFIG_DIRS</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0429926494-1">(</span><span·class="ss">site_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0429926494-2">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·fecaf35a4512955aa3c0b89bbf1dec907a45f034e9a797a3d759d59a0e913f14·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 691 | </span><span·class="p"·data-group-id="04 | 691 | </span><span·class="p"·data-group-id="0429926494-3">[</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> |
| 692 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id="04 | 692 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id="0429926494-3">]</span><span·class="gp·unselectable"> |
| 693 | 6>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">getenv</span><span·class="p"·data-group-id="04 | 693 | 6>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">getenv</span><span·class="p"·data-group-id="0429926494-4">(</span><span·class="s">"XDG_CONFIG_DIRS"</span><span·class="p"·data-group-id="0429926494-4">)</span><span·class="p">.</span><span·class="w"> |
| 694 | </span><span·class="s">"/etc/xdg/xdg-ubuntu:/usr/share/upstart/xdg:/etc/xdg"</span><span·class="gp·unselectable"> | 694 | </span><span·class="s">"/etc/xdg/xdg-ubuntu:/usr/share/upstart/xdg:/etc/xdg"</span><span·class="gp·unselectable"> |
| 695 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="04 | 695 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0429926494-5">(</span><span·class="ss">site_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0429926494-6">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·6bf1e9b2843003a77bfb9dfd2e2c9f1be65277c6fe53caca2ec96d47da59b259·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 696 | </span><span·class="p"·data-group-id="04 | 696 | </span><span·class="p"·data-group-id="0429926494-7">[</span><span·class="s">"/etc/xdg/xdg-ubuntu/my_application"</span><span·class="p">,</span><span·class="w"> |
| 697 | ·</span><span·class="s">"/usr/share/upstart/xdg/my_application"</span><span·class="p">,</span><span·class="w"> | 697 | ·</span><span·class="s">"/usr/share/upstart/xdg/my_application"</span><span·class="p">,</span><span·class="w"> |
| 698 | ·</span><span·class="s">"/etc/xdg/my_application"</span><span·class="p"·data-group-id="04 | 698 | ·</span><span·class="s">"/etc/xdg/my_application"</span><span·class="p"·data-group-id="0429926494-7">]</span><span·class="gp·unselectable"> |
| 699 | 8>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id="04 | 699 | 8>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id="0429926494-8">(</span><span·class="s">"XDG_CONFIG_DIRS"</span><span·class="p"·data-group-id="0429926494-8">)</span><span·class="p">.</span><span·class="w"> |
| 700 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 700 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 701 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="04 | 701 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="0429926494-9">(</span><span·class="ss">site_config</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0429926494-10">#{</span><[·...·truncated·by·diffoscope;·len:·177,·SHA:·204da201e62bf20a3f8acfdfa1ca0ac84aaf94bab31a2f8d369d9baa379ee356·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 702 | </span><span·class="p"·data-group-id="04 | 702 | </span><span·class="p"·data-group-id="0429926494-11">[</span><span·class="s">"/etc/xdg/my_application"</span><span·class="p"·data-group-id="0429926494-11">]</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><s[·...·truncated·by·diffoscope;·len:·550,·SHA:·5a52db180dae3a2b62023efb68e243f8e5252548f6b79d7314f8c4f4b0757bc8·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 703 | </span><span·class="p"·data-group-id=" | 703 | </span><span·class="p"·data-group-id="4146503446-3">[</span><span·class="s">"/Library/Application·Support/my_application"</span><span·class="p"·data-group-id="4146503446-3">]</span></code></pre></li><li><p><code·class="inline"·id="site_data">site_data</code></p><p>On·Linux:·Respects·[·...·truncated·by·diffoscope;·len:·388,·SHA:·38bb9e1ff31b853bbf275b4a329285105e5c5850161774e89d6d988fb9cc1a8a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 704 | </span><span·class="s">"/usr/share/ubuntu:/usr/share/gnome:/usr/local/share/:/usr/share/"</span><span·class="gp·unselectable"> | 704 | </span><span·class="s">"/usr/share/ubuntu:/usr/share/gnome:/usr/local/share/:/usr/share/"</span><span·class="gp·unselectable"> |
| 705 | 11>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 705 | 11>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3873052530-2">(</span><span·class="ss">site_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3873052530-3">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·a4a7d505de998f27bc2559e926e99e864d5064bdcbff0ed2ed343102c2a60b6f·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 706 | </span><span·class="p"·data-group-id=" | 706 | </span><span·class="p"·data-group-id="3873052530-4">[</span><span·class="s">"/usr/share/ubuntu/my_application"</span><span·class="p">,</span><span·class="w"> |
| 707 | ·</span><span·class="s">"/usr/share/gnome/my_application"</span><span·class="p">,</span><span·class="w"> | 707 | ·</span><span·class="s">"/usr/share/gnome/my_application"</span><span·class="p">,</span><span·class="w"> |
| 708 | ·</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> | 708 | ·</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> |
| 709 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id=" | 709 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id="3873052530-4">]</span><span·class="gp·unselectable"> |
| 710 | 12>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id=" | 710 | 12>·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">unsetenv</span><span·class="p"·data-group-id="3873052530-5">(</span><span·class="s">"XDG_DATA_DIRS"</span><span·class="p"·data-group-id="3873052530-5">)</span><span·class="p">.</span><span·class="w"> |
| 711 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 711 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 712 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id=" | 712 | 13>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group-id="3873052530-6">(</span><span·class="ss">site_data</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"my_application"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3873052530-7">#{</span><s[·...·truncated·by·diffoscope;·len:·175,·SHA:·1d93b6d283a3a67425b0213d62578098c14157fb44b92f1c6ac7a9e8685801b4·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 713 | </span><span·class="p"·data-group-id=" | 713 | </span><span·class="p"·data-group-id="3873052530-8">[</span><span·class="s">"/usr/local/share/my_application"</span><span·class="p">,</span><span·class="w"> |
| 714 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id=" | 714 | ·</span><span·class="s">"/usr/share/my_application"</span><span·class="p"·data-group-id="3873052530-8">]</span></code></pre><p>On·Darwin:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basedir</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·437,·SHA:·cd657869468c7b62b078825c03dec1257c7feb572c4448ad3cfe3e8e1d8f017d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 715 | </span><span·class="p"·data-group-id=" | 715 | </span><span·class="p"·data-group-id="7177034853-3">[</span><span·class="s">"/Library/Application·Support/my_application"</span><span·class="p"·data-group-id="7177034853-3">]</span></code></pre></li></ul> |
| 716 | ··</section> | 716 | ··</section> |
| 717 | </section> | 717 | </section> |
| 718 | <section·class="detail"·id="basename/1"> | 718 | <section·class="detail"·id="basename/1"> |
| 719 | ··<div·class="detail-header"> | 719 | ··<div·class="detail-header"> |
| 720 | ····<a·href="#basename/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 720 | ····<a·href="#basename/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 721 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 721 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 737, 20 lines modified | Offset 737, 20 lines modified | ||
| 737 | ······<div·class="specs"> | 737 | ······<div·class="specs"> |
| 738 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename)·->·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> | 738 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename)·->·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename_all/0">file:filename_all</a>()·when·Filename·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> |
| 739 | ······</div> | 739 | ······</div> |
| 740 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>,·or·<code·class="inline">Filename</code>·itself·if·it·does·not | 740 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>,·or·<code·class="inline">Filename</code>·itself·if·it·does·not |
| 741 | contain·any·directory·separators.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 741 | contain·any·directory·separators.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="4822758360-1">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="4822758360-1">)</span><span·class="p">.</span><span·class="w"> |
| 742 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> | 742 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> |
| 743 | 6>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 743 | 6>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="4822758360-2">(</span><span·class="s">"/usr/foo"</span><span·class="p"·data-group-id="4822758360-2">)</span><span·class="p">.</span><span·class="w"> |
| 744 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> | 744 | </span><span·class="s">"foo"</span><span·class="gp·unselectable"> |
| 745 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 745 | 7>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="4822758360-3">(</span><span·class="s">"/"</span><span·class="p"·data-group-id="4822758360-3">)</span><span·class="p">.</span><span·class="w"> |
| 746 | </span><span·class="p"·data-group-id=" | 746 | </span><span·class="p"·data-group-id="4822758360-4">[</span><span·class="p"·data-group-id="4822758360-4">]</span></code></pre> |
| 747 | ··</section> | 747 | ··</section> |
| 748 | </section> | 748 | </section> |
| 749 | <section·class="detail"·id="basename/2"> | 749 | <section·class="detail"·id="basename/2"> |
| 750 | ··<div·class="detail-header"> | 750 | ··<div·class="detail-header"> |
| 751 | ····<a·href="#basename/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 751 | ····<a·href="#basename/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 752 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 752 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 771, 23 lines modified | Offset 771, 23 lines modified | ||
| 771 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename,·Ext)·->·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename_all/0">file:filename_all</a>() | 771 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·basename(Filename,·Ext)·->·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:filename_all/0">file:filename_all</a>() |
| 772 | ··················when·Filename·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>(),·Ext·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> | 772 | ··················when·Filename·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>(),·Ext·::·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:name_all/0">file:name_all</a>().</pre> |
| 773 | ······</div> | 773 | ······</div> |
| 774 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>·with·extension·<code·class="inline">Ext</code>·stripped.</p><p>This·function·is·to·be·used·to·remove·a·(possible)·specific·extension. | 774 | <p>Returns·the·last·component·of·<code·class="inline">Filename</code>·with·extension·<code·class="inline">Ext</code>·stripped.</p><p>This·function·is·to·be·used·to·remove·a·(possible)·specific·extension. |
| 775 | To·remove·an·existing·extension·when·you·are·unsure·which·one·it·is,·use | 775 | To·remove·an·existing·extension·when·you·are·unsure·which·one·it·is,·use |
| 776 | <a·href="#rootname/1"><code·class="inline">rootname(basename(Filename))</code></a>.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 776 | <a·href="#rootname/1"><code·class="inline">rootname(basename(Filename))</code></a>.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="0879022915-1">(</span><span·class="s">"~/src/kalle.erl"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">".erl"</span><span·class="p"·data-group-id="0879022915-1">)</span><span·class="p">.</span><span·class="w"> |
| 777 | </span><span·class="s">"kalle"</span><span·class="gp·unselectable"> | 777 | </span><span·class="s">"kalle"</span><span·class="gp·unselectable"> |
| 778 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id=" | 778 | 9>·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">basename</span><span·class="p"·data-group-id="0879022915-2">(</span><span·class="s">"~/src/kalle.beam"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">".erl"</span><span·class="p"·data-group-id="0879022915-2">)</span><span·class="p">.</span><span·class="w"> |
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| Offset 1980, 15 lines modified | Offset 1980, 15 lines modified | ||
| 1980 | ······<p·class="built-using"> | 1980 | ······<p·class="built-using"> |
| 1981 | ········Built·using | 1981 | ········Built·using |
| 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1984 | ······</p> | 1984 | ······</p> |
| 1985 | <p>Copyright·©·1996-202 | 1985 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1986 | ····</footer> | 1986 | ····</footer> |
| 1987 | ··</div> | 1987 | ··</div> |
| 1988 | </main> | 1988 | </main> |
| 1989 | </div> | 1989 | </div> |
| 1990 | <script> | 1990 | <script> |
| 1991 | ··function·mermaidLoaded()·{ | 1991 | ··function·mermaidLoaded()·{ |
| 1992 | ····mermaid.initialize({ | 1992 | ····mermaid.initialize({ |
| Offset 1537, 15 lines modified | Offset 1537, 15 lines modified | ||
| 1537 | ······<p·class="built-using"> | 1537 | ······<p·class="built-using"> |
| 1538 | ········Built·using | 1538 | ········Built·using |
| 1539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1541 | ······</p> | 1541 | ······</p> |
| 1542 | <p>Copyright·©·1996-202 | 1542 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1543 | ····</footer> | 1543 | ····</footer> |
| 1544 | ··</div> | 1544 | ··</div> |
| 1545 | </main> | 1545 | </main> |
| 1546 | </div> | 1546 | </div> |
| 1547 | <script> | 1547 | <script> |
| 1548 | ··function·mermaidLoaded()·{ | 1548 | ··function·mermaidLoaded()·{ |
| 1549 | ····mermaid.initialize({ | 1549 | ····mermaid.initialize({ |
| Offset 1267, 23 lines modified | Offset 1267, 23 lines modified | ||
| 1267 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><p>One·of·<a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked | 1267 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><p>One·of·<a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked |
| 1268 | to·get·the·<code·class="inline">gen_event</code>·status.</p></li><li><p>The·event·handler·terminates·abnormally·and·<code·class="inline">gen_event</code>·logs·an·error.</p></li></ul><p>This·callback·is·used·to·limit·the·status·of·the·event·handler·returned·by | 1268 | to·get·the·<code·class="inline">gen_event</code>·status.</p></li><li><p>The·event·handler·terminates·abnormally·and·<code·class="inline">gen_event</code>·logs·an·error.</p></li></ul><p>This·callback·is·used·to·limit·the·status·of·the·event·handler·returned·by |
| 1269 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.3/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status | 1269 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.3/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status |
| 1270 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, | 1270 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, |
| 1271 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove | 1271 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove |
| 1272 | sensitive·information·from·the·state·to·prevent·it·from·being·printed | 1272 | sensitive·information·from·the·state·to·prevent·it·from·being·printed |
| 1273 | in·log·files,·or·to·compact·large·irrelevant·status·items | 1273 | in·log·files,·or·to·compact·large·irrelevant·status·items |
| 1274 | that·would·only·clutter·the·logs.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id=" | 1274 | that·would·only·clutter·the·logs.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id="6538477413-1">(</span><span·class="n">Status</span><span·class="p"·data-group-id="6538477413-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1275 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 1275 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="6538477413-2">(</span><span·class="w"> |
| 1276 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 1276 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="6538477413-3">(</span><span·class="ss">state</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-group-id="6538477413-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1277 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id=" | 1277 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id="6538477413-4">(</span><span·class="ss">private_key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6538477413-4">)</span><span·class="p">;</span><span·class="w"> |
| 1278 | ·······</span><span·class="p"·data-group-id=" | 1278 | ·······</span><span·class="p"·data-group-id="6538477413-5">(</span><span·class="ss">message</span><span·class="p">,</span><span·class="p"·data-group-id="6538477413-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Pass</[·...·truncated·by·diffoscope;·len:·99,·SHA:·bf691ce45e1ea07866aa0987ef3d09b7835dafa53808aad1cd93e1f1763b4495·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1279 | ············</span><span·class="p"·data-group-id=" | 1279 | ············</span><span·class="p"·data-group-id="6538477413-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">removed</span><span·class="p"·data-group-id="6538477413-7">}</span><span·class="p">;</span><span·class="w"> |
| 1280 | ·······</span><span·class="p"·data-group-id=" | 1280 | ·······</span><span·class="p"·data-group-id="6538477413-8">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="6538477413-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1281 | ············</span><span·class="n">Value</span><span·class="w"> | 1281 | ············</span><span·class="n">Value</span><span·class="w"> |
| 1282 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id=" | 1282 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id="6538477413-2">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·callback·is·optional,·so·event·handler·modules·need·not·export·it. |
| 1283 | If·a·handler·does·not·export·this·function,·the·<code·class="inline">gen_event</code>·module | 1283 | If·a·handler·does·not·export·this·function,·the·<code·class="inline">gen_event</code>·module |
| 1284 | uses·the·handler·state·directly·for·the·purposes·described·below.</p><p>If·this·callback·is·exported·but·fails,·to·hide·possibly·sensitive·data, | 1284 | uses·the·handler·state·directly·for·the·purposes·described·below.</p><p>If·this·callback·is·exported·but·fails,·to·hide·possibly·sensitive·data, |
| 1285 | the·default·function·will·instead·return·the·fact·that | 1285 | the·default·function·will·instead·return·the·fact·that |
| 1286 | <a·href="#c:format_status/1"><code·class="inline">format_status/1</code></a>·has·crashed.</p></section> | 1286 | <a·href="#c:format_status/1"><code·class="inline">format_status/1</code></a>·has·crashed.</p></section> |
| 1287 | ··</section> | 1287 | ··</section> |
| 1288 | </section> | 1288 | </section> |
| 1289 | <section·class="detail"·id="c:format_status/2"> | 1289 | <section·class="detail"·id="c:format_status/2"> |
| Offset 2878, 15 lines modified | Offset 2878, 15 lines modified | ||
| 2878 | ······<p·class="built-using"> | 2878 | ······<p·class="built-using"> |
| 2879 | ········Built·using | 2879 | ········Built·using |
| 2880 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2880 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2881 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2881 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2882 | ······</p> | 2882 | ······</p> |
| 2883 | <p>Copyright·©·1996-202 | 2883 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2884 | ····</footer> | 2884 | ····</footer> |
| 2885 | ··</div> | 2885 | ··</div> |
| 2886 | </main> | 2886 | </main> |
| 2887 | </div> | 2887 | </div> |
| 2888 | <script> | 2888 | <script> |
| 2889 | ··function·mermaidLoaded()·{ | 2889 | ··function·mermaidLoaded()·{ |
| 2890 | ····mermaid.initialize({ | 2890 | ····mermaid.initialize({ |
| Offset 131, 171 lines modified | Offset 131, 171 lines modified | ||
| 131 | <p>Deprecated·and·replaced·by·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>·in·OTP·20.</p><h2·id="module-migration-to-gen_statem"·class="section-heading"> | 131 | <p>Deprecated·and·replaced·by·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>·in·OTP·20.</p><h2·id="module-migration-to-gen_statem"·class="section-heading"> |
| 132 | ··<a·href="#module-migration-to-gen_statem"·class="hover-link"> | 132 | ··<a·href="#module-migration-to-gen_statem"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Migration·to·gen_statem</span> | 135 | ··<span·class="text">Migration·to·gen_statem</span> |
| 136 | </h2> | 136 | </h2> |
| 137 | <p>Here·follows·a·simple·example·of·turning·a·gen_fsm·into·a·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>. | 137 | <p>Here·follows·a·simple·example·of·turning·a·gen_fsm·into·a·<a·href="gen_statem.html"><code·class="inline">gen_statem</code></a>. |
| 138 | The·example·comes·from·the·previous·User's·Guide·for·<code·class="inline">gen_fsm</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 138 | The·example·comes·from·the·previous·User's·Guide·for·<code·class="inline">gen_fsm</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3808623507-1">(</span><span·class="ss">code_lock</span><span·class="p"·data-group-id="3808623507-1">)</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id=" | 139 | </span><span·class="p">-</span><span·class="na">define</span><span·class="p"·data-group-id="3808623507-2">(</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_lock</span><span·class="p"·data-group-id="3808623507-2">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="c1">%-define(BEFORE_REWRITE,·true).</span><span·class="w"> | 140 | </span><span·class="c1">%-define(BEFORE_REWRITE,·true).</span><span·class="w"> |
| 141 | </span><span·class="w"> | 141 | </span><span·class="w"> |
| 142 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 142 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-3">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-3">)</span><span·class="p">.</span><span·class="w"> |
| 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 143 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="3808623507-4">(</span><span·class="ss">gen_fsm</span><span·class="p"·data-group-id="3808623507-4">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 144 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 145 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 145 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="3808623507-5">(</span><span·class="ss">gen_statem</span><span·class="p"·data-group-id="3808623507-5">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 146 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 147 | </span><span·class="w"> | 147 | </span><span·class="w"> |
| 148 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 148 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3808623507-6">(</span><span·class="p"·data-group-id="3808623507-7">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">button</span><span·class="p">/</s[·...·truncated·by·diffoscope;·len:·248,·SHA:·9b36a758ca8e6f182cff5a33cdcb26be318d1a1e48882e9cf9908ffc6c0e4695·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 149 | </span><span·class="w"> | 149 | </span><span·class="w"> |
| 150 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 150 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-8">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-8">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 151 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3808623507-9">(</span><span·class="p"·data-group-id="3808623507-10">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">open</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_sync_event</span><span·class="p">/</span><span·class="mi">4</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 152 | ·····</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id=" | 152 | ·····</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="3808623507-10">]</span><span·class="p"·data-group-id="3808623507-9">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 153 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3808623507-11">(</span><span·class="p"·data-group-id="3808623507-12">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">callback_mode</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">open</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w"> |
| 155 | ·····</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id=" | 155 | ·····</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span><span·class="p"·data-group-id="3808623507-12">]</span><span·class="p"·data-group-id="3808623507-11">)</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="c1">%%·Add·callback__mode/0</span><span·class="w"> | 156 | </span><span·class="c1">%%·Add·callback__mode/0</span><span·class="w"> |
| 157 | </span><span·class="c1">%%·Change·arity·of·the·state·functions</span><span·class="w"> | 157 | </span><span·class="c1">%%·Change·arity·of·the·state·functions</span><span·class="w"> |
| 158 | </span><span·class="c1">%%·Remove·handle_info/3</span><span·class="w"> | 158 | </span><span·class="c1">%%·Remove·handle_info/3</span><span·class="w"> |
| 159 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 159 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="w"> | 160 | </span><span·class="w"> |
| 161 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 161 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-13">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-13">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 162 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="3808623507-14">(</span><span·class="n">Code</span><span·class="p"·data-group-id="3808623507-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="3808623507-15">(</span><span·class="p"·data-group-id="3808623507-16">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="w">·</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p"·data-group-id="3808623507-16">}</sp[·...·truncated·by·diffoscope;·len:·376,·SHA:·0506de7bd9154d2819c54edcb58994d885feeda54f12d050f37e6bc3faf53b75·...·]-15">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 164 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 165 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="3808623507-18">(</span><span·class="n">Code</span><span·class="p"·data-group-id="3808623507-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="3808623507-19">(</span><span·class="p"·data-group-id="3808623507-20">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p"·data-group-id="3808623507-20">}</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·352,·SHA:·b92132b06ea59e692084c2d1e0155f51db8552475d2c7d60d827501187e4df34·...·]-19">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 167 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="w"> | 168 | </span><span·class="w"> |
| 169 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 169 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-22">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-22">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="nf">button</span><span·class="p"·data-group-id=" | 170 | </span><span·class="nf">button</span><span·class="p"·data-group-id="3808623507-23">(</span><span·class="n">Digit</span><span·class="p"·data-group-id="3808623507-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">send_event</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">send_event</span><span·class="p"·data-group-id="3808623507-24">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3808623507-25">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·121,·SHA:·f450015d7b4e01eb3d36c55375f4d66ec64c9061eab84df1dc509a907bb1d3b3·...·]-24">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 172 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">button</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">button</span><span·class="p"·data-group-id="3808623507-26">(</span><span·class="n">Digit</span><span·class="p"·data-group-id="3808623507-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">cast</span><span·class="p"·data-group-id="3808623507-27">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3808623507-28">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="n">Digit</spa[·...·truncated·by·diffoscope;·len:·97,·SHA:·89c50a8c0838252ae2bde733a87df2411dfe18375e630488c541f4368b5d7142·...·]-27">)</span><span·class="p">.</span><span·class="w"> |
| 175 | ····</span><span·class="c1">%%·send_event·is·asynchronous·and·becomes·a·cast</span><span·class="w"> | 175 | ····</span><span·class="c1">%%·send_event·is·asynchronous·and·becomes·a·cast</span><span·class="w"> |
| 176 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 176 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="w"> | 177 | </span><span·class="w"> |
| 178 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 178 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-29">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-29">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 179 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="3808623507-30">(</span><span·class="p"·data-group-id="3808623507-30">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 180 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">sync_send_all_state_event</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="nc">gen_fsm</span><span·class="p">:</span><span·class="nf">sync_send_all_state_event</span><span·class="p"·data-group-id="3808623507-31">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p"·data-group-id="3808623507-31">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 181 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="3808623507-32">(</span><span·class="p"·data-group-id="3808623507-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 183 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="3808623507-33">(</span><span·class="o">?</span><span·class="n">NAME</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p"·data-group-id="3808623507-33">)</span><span·class="p">.</span><span·class="w"> |
| 184 | ····</span><span·class="c1">%%·sync_send·is·synchronous·and·becomes·call</span><span·class="w"> | 184 | ····</span><span·class="c1">%%·sync_send·is·synchronous·and·becomes·call</span><span·class="w"> |
| 185 | ····</span><span·class="c1">%%·all_state·is·handled·by·callback·code·in·gen_statem</span><span·class="w"> | 185 | ····</span><span·class="c1">%%·all_state·is·handled·by·callback·code·in·gen_statem</span><span·class="w"> |
| 186 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 186 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">init</span><span·class="p"·data-group-id="3808623507-34">(</span><span·class="n">Code</span><span·class="p"·data-group-id="3808623507-34">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id=" | 188 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="3808623507-35">(</span><span·class="p"·data-group-id="3808623507-35">)</span><span·class="p">,</span><span·class="w"> |
| 189 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 189 | ····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="3808623507-36">#{</span><span·class="ss">code</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Code</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">remaining</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·124,·SHA:·800a3dad5bf6bce248d3b7926a9b8a36c4b0169201394da9e751ed3d8237a3e5·...·]-36">}</span><span·class="p">,</span><span·class="w"> |
| 190 | ····</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="p"·data-group-id="3808623507-37">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-37">}</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="w"> | 191 | </span><span·class="w"> |
| 192 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 192 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-38">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-38">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 193 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 194 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id="3808623507-39">(</span><span·class="p"·data-group-id="3808623507-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="ss">state_functions</span><span·class="p">.</span><span·class="w"> | 195 | ····</span><span·class="ss">state_functions</span><span·class="p">.</span><span·class="w"> |
| 196 | </span><span·class="c1">%%·state_functions·mode·is·the·mode·most·similar·to</span><span·class="w"> | 196 | </span><span·class="c1">%%·state_functions·mode·is·the·mode·most·similar·to</span><span·class="w"> |
| 197 | </span><span·class="c1">%%·gen_fsm.·There·is·also·handle_event·mode·which·is</span><span·class="w"> | 197 | </span><span·class="c1">%%·gen_fsm.·There·is·also·handle_event·mode·which·is</span><span·class="w"> |
| 198 | </span><span·class="c1">%%·a·fairly·different·concept.</span><span·class="w"> | 198 | </span><span·class="c1">%%·a·fairly·different·concept.</span><span·class="w"> |
| 199 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 199 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="w"> | 200 | </span><span·class="w"> |
| 201 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 201 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-40">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-40">)</span><span·class="p">.</span><span·class="w"> |
| 202 | </span><span·class="nf">locked</span><span·class="p"·data-group-id=" | 202 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3808623507-41">(</span><span·class="p"·data-group-id="3808623507-42">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Digit</span><span·class="p"·data-group-id="3808623507-42">}</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·98,·SHA:·161c576f014c96f62687ff5ef01cdc0c668819180cfb5011c2fd40a209efe1da·...·]-41">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 203 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id="3808623507-43">(</span><span·class="n">Digit</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data0</span><span·class="p"·data-group-id="3808623507-43">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 204 | ····</span><span·class="p"·data-group-id=" | 204 | ····</span><span·class="p"·data-group-id="3808623507-44">{</span><span·class="ss">open</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·d5992acb6400256ba346abb6af511bf3c3058964feecaa61ac5c62d874fc580c·...·]-44">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 205 | ········</span><span·class="p"·data-group-id=" | 205 | ········</span><span·class="p"·data-group-id="3808623507-45">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·74,·SHA:·3ee7f115bfd34696593205082d2e92b755d6100ee6ae43b04efbf67c4560edb8·...·]-45">}</span><span·class="p">;</span><span·class="w"> |
| 206 | ····</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="p"·data-group-id="3808623507-46">{</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-46">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 207 | ········</span><span·class="p"·data-group-id=" | 207 | ········</span><span·class="p"·data-group-id="3808623507-47">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-47">}</span><span·class="w"> |
| 208 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 208 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 209 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">locked</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3808623507-48">(</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3808623507-49">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="n">Digit</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·150,·SHA:·1355b3039563ba3698d59e45a27c13bee52fbebeb88d90f1bf6b5a9c5957d2de·...·]-48">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id=" | 211 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">analyze_lock</span><span·class="p"·data-group-id="3808623507-50">(</span><span·class="n">Digit</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data0</span><span·class="p"·data-group-id="3808623507-50">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 212 | ····</span><span·class="p"·data-group-id=" | 212 | ····</span><span·class="p"·data-group-id="3808623507-51">{</span><span·class="ss">open</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·d5992acb6400256ba346abb6af511bf3c3058964feecaa61ac5c62d874fc580c·...·]-51">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 213 | ········</span><span·class="p"·data-group-id=" | 213 | ········</span><span·class="p"·data-group-id="3808623507-52">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·74,·SHA:·3ee7f115bfd34696593205082d2e92b755d6100ee6ae43b04efbf67c4560edb8·...·]-52">}</span><span·class="p">;</span><span·class="w"> |
| 214 | ····</span><span·class="p"·data-group-id=" | 214 | ····</span><span·class="p"·data-group-id="3808623507-53">{</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-53">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ········</span><span·class="p"·data-group-id=" | 215 | ········</span><span·class="p"·data-group-id="3808623507-54">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-54">}</span><span·class="w"> |
| 216 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 216 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 217 | </span><span·class="nf">locked</span><span·class="p"·data-group-id=" | 217 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3808623507-55">(</span><span·class="p"·data-group-id="3808623507-56">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="3808623507-56">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·168,·SHA:·4465faa289c303333d7cc4520e270db08d8e692c0a4d783dce4007a306b5349d·...·]-55">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 218 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 218 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="3808623507-57">(</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-57">)</span><span·class="p">;</span><span·class="w"> |
| 219 | </span><span·class="nf">locked</span><span·class="p"·data-group-id=" | 219 | </span><span·class="nf">locked</span><span·class="p"·data-group-id="3808623507-58">(</span><span·class="p"·data-group-id="3808623507-59">{</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3808623507-59">}</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·173,·SHA:·79b7c869facca75d9749811c3c844397147db5df72fe34c8aab7d3f1a9957c0e·...·]-58">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 220 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id=" | 220 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id="3808623507-60">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-60">)</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> | 221 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> |
| 222 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> | 222 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> |
| 223 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> | 223 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> |
| 224 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> | 224 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> |
| 225 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 225 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="w"> | 226 | </span><span·class="w"> |
| 227 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 227 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-61">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-61">)</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nf">open</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3808623507-62">(</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="3808623507-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 229 | ·····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id=" | 229 | ·····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="3808623507-63">(</span><span·class="p"·data-group-id="3808623507-63">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="p"·data-group-id="3808623507-64">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="3808623507-64">}</span><span·class="p">;</span><span·class="w"> |
| 231 | </span><span·class="nf">open</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3808623507-65">(</span><span·class="p"·data-group-id="3808623507-66">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="3808623507-66">}</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·69,·SHA:·04cc36fba6fb2669e5202401a44bd685f58ae2e2c021adbd8f108d1eb5fad01b·...·]-65">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="p"·data-group-id="3808623507-67">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-67">}</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> | 233 | </span><span·class="p">-</span><span·class="na">else</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="nf">open</span><span·class="p"·data-group-id=" | 234 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3808623507-68">(</span><span·class="ss">timeout</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-68">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="nf">do_lock</span><span·class="p"·data-group-id="3808623507-69">(</span><span·class="p"·data-group-id="3808623507-69">)</span><span·class="p">,</span><span·class="w"> |
| 236 | ····</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="p"·data-group-id="3808623507-70">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-70">}</span><span·class="p">;</span><span·class="w"> |
| 237 | </span><span·class="nf">open</span><span·class="p"·data-group-id=" | 237 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3808623507-71">(</span><span·class="ss">cast</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3808623507-72">{</span><span·class="ss">button</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·145,·SHA:·e5c7ec38f8a5cb0ef6e3f22cb33526905078ecabb82f9166a2354b2b888db87c·...·]-71">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | ····</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="p"·data-group-id="3808623507-73">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">locked</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-73">}</span><span·class="p">;</span><span·class="w"> |
| 239 | </span><span·class="nf">open</span><span·class="p"·data-group-id=" | 239 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3808623507-74">(</span><span·class="p"·data-group-id="3808623507-75">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="3808623507-75">}</span><span·class="p">,</spa[·...·truncated·by·diffoscope;·len:·168,·SHA:·4465faa289c303333d7cc4520e270db08d8e692c0a4d783dce4007a306b5349d·...·]-74">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 240 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="3808623507-76">(</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-76">)</span><span·class="p">;</span><span·class="w"> |
| 241 | </span><span·class="nf">open</span><span·class="p"·data-group-id=" | 241 | </span><span·class="nf">open</span><span·class="p"·data-group-id="3808623507-77">(</span><span·class="ss">info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-77">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 242 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id=" | 242 | ····</span><span·class="nf">handle_info</span><span·class="p"·data-group-id="3808623507-78">(</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">open</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-78">)</span><span·class="p">.</span><span·class="w"> |
| 243 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> | 243 | </span><span·class="c1">%%·Arity·differs</span><span·class="w"> |
| 244 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> | 244 | </span><span·class="c1">%%·All·state·events·are·dispatched·to·handle_call·and·handle_info·help</span><span·class="w"> |
| 245 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> | 245 | </span><span·class="c1">%%·functions.·If·you·want·to·handle·a·call·or·cast·event·specifically</span><span·class="w"> |
| 246 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> | 246 | </span><span·class="c1">%%·for·this·state·you·would·add·a·special·clause·for·it·above.</span><span·class="w"> |
| 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> | 247 | </span><span·class="p">-</span><span·class="na">endif</span><span·class="p">.</span><span·class="w"> |
| 248 | </span><span·class="w"> | 248 | </span><span·class="w"> |
| 249 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id=" | 249 | </span><span·class="p">-</span><span·class="na">ifdef</span><span·class="p"·data-group-id="3808623507-79">(</span><span·class="n">BEFORE_REWRITE</span><span·class="p"·data-group-id="3808623507-79">)</span><span·class="p">.</span><span·class="w"> |
| 250 | </span><span·class="nf">handle_sync_event</span><span·class="p"·data-group-id=" | 250 | </span><span·class="nf">handle_sync_event</span><span·class="p"·data-group-id="3808623507-80">(</span><span·class="ss">stop</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">StateName</span><s[·...·truncated·by·diffoscope;·len:·114,·SHA:·f030b15c8e5039910358f63d2ce108c113c36bc123da9d6f99a4408a2e2ca762·...·]-80">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 251 | ····</span><span·class="p"·data-group-id=" | 251 | ····</span><span·class="p"·data-group-id="3808623507-81">{</span><span·class="ss">stop</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">normal</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·63,·SHA:·4144c3dad84f946386fb2371bd051e655cbdc8d12e07396de469e77112517938·...·]-81">}</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 252 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="3808623507-82">(</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-82">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 253 | ····</span><span·class="p"·data-group-id=" | 253 | ····</span><span·class="p"·data-group-id="3808623507-83">{</span><span·class="ss">stop</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3808623507-84">{</span><span·class="ss">shutdown</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·445,·SHA:·2f5b75e73a8cdfce2c73c4bafe828211f492694441e1d5ac73743dc155832659·...·]-83">}</span><span·class="p">.</span><span·class="w"> |
| 254 | </span><span·class="nf">handle_info</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nf">handle_info</span><span·class="p"·data-group-id="3808623507-86">(</span><span·class="n">Info</span><span·class="p">,</span><span·class="w">·</span><span·class="n">StateName</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="3808623507-86">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
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| Offset 1247, 23 lines modified | Offset 1247, 23 lines modified | ||
| 1247 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked | 1247 | format/limit·the·server·state·for·debugging·and·logging·purposes.</p><p>It·is·called·in·the·following·situations:</p><ul><li><a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·is·invoked |
| 1248 | to·get·the·<code·class="inline">gen_server</code>·status.</li><li>The·<code·class="inline">gen_server</code>·process·terminates·abnormally·and·logs·an·error.</li></ul><p>This·callback·is·used·to·limit·the·status·of·the·process·returned·by | 1248 | to·get·the·<code·class="inline">gen_server</code>·status.</li><li>The·<code·class="inline">gen_server</code>·process·terminates·abnormally·and·logs·an·error.</li></ul><p>This·callback·is·used·to·limit·the·status·of·the·process·returned·by |
| 1249 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.3/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status | 1249 | <a·href="sys.html#get_status/1"><code·class="inline">sys:get_status/1,2</code></a>·or·sent·to·<a·href="../../../../lib/kernel-10.2.3/doc/html/logger.html"><code·class="inline">logger</code></a>.</p><p>The·callback·gets·a·map·<code·class="inline">Status</code>·describing·the·current·status |
| 1250 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, | 1250 | and·shall·return·a·map·<code·class="inline">NewStatus</code>·with·the·same·keys, |
| 1251 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove | 1251 | but·it·may·transform·some·values.</p><p>Two·possible·use·cases·for·this·callback·is·to·remove |
| 1252 | sensitive·information·from·the·state·to·prevent·it·from·being·printed | 1252 | sensitive·information·from·the·state·to·prevent·it·from·being·printed |
| 1253 | in·log·files,·or·to·compact·large·irrelevant·status·items | 1253 | in·log·files,·or·to·compact·large·irrelevant·status·items |
| 1254 | that·would·only·clutter·the·logs.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id=" | 1254 | that·would·only·clutter·the·logs.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">format_status</span><span·class="p"·data-group-id="5264447627-1">(</span><span·class="n">Status</span><span·class="p"·data-group-id="5264447627-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1255 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 1255 | ··</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="5264447627-2">(</span><span·class="w"> |
| 1256 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 1256 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="5264447627-3">(</span><span·class="ss">state</span><span·class="p">,</span><span·class="n">State</span><span·class="p"·data-group-id="5264447627-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1257 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id=" | 1257 | ············</span><span·class="nc">maps</span><span·class="p">:</span><span·class="nf">remove</span><span·class="p"·data-group-id="5264447627-4">(</span><span·class="ss">private_key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5264447627-4">)</span><span·class="p">;</span><span·class="w"> |
| 1258 | ·······</span><span·class="p"·data-group-id=" | 1258 | ·······</span><span·class="p"·data-group-id="5264447627-5">(</span><span·class="ss">message</span><span·class="p">,</span><span·class="p"·data-group-id="5264447627-6">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Pass</[·...·truncated·by·diffoscope;·len:·99,·SHA:·1c4c14b38efa9a29119b8c4d1b37146b5087f4bfd8c61e983c41aaadd248ea79·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1259 | ············</span><span·class="p"·data-group-id=" | 1259 | ············</span><span·class="p"·data-group-id="5264447627-7">{</span><span·class="ss">password</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">removed</span><span·class="p"·data-group-id="5264447627-7">}</span><span·class="p">;</span><span·class="w"> |
| 1260 | ·······</span><span·class="p"·data-group-id=" | 1260 | ·······</span><span·class="p"·data-group-id="5264447627-8">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="5264447627-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1261 | ············</span><span·class="n">Value</span><span·class="w"> | 1261 | ············</span><span·class="n">Value</span><span·class="w"> |
| 1262 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id=" | 1262 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Status</span><span·class="p"·data-group-id="5264447627-2">)</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>This·callback·is·optional,·so·callback·modules·need·not·export·it.·The |
| 1263 | <code·class="inline">gen_server</code>·module·provides·a·default·implementation | 1263 | <code·class="inline">gen_server</code>·module·provides·a·default·implementation |
| 1264 | of·this·function·that·returns·the·callback·module·state.</p><p>If·this·callback·is·exported·but·fails, | 1264 | of·this·function·that·returns·the·callback·module·state.</p><p>If·this·callback·is·exported·but·fails, |
| 1265 | to·hide·possibly·sensitive·data, | 1265 | to·hide·possibly·sensitive·data, |
| 1266 | the·default·function·will·instead·return·the·fact·that | 1266 | the·default·function·will·instead·return·the·fact·that |
| 1267 | <a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>·has·crashed.</p></section> | 1267 | <a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>·has·crashed.</p></section> |
| 1268 | ··</section> | 1268 | ··</section> |
| 1269 | </section> | 1269 | </section> |
| Offset 2898, 15 lines modified | Offset 2898, 15 lines modified | ||
| 2898 | ······<p·class="built-using"> | 2898 | ······<p·class="built-using"> |
| 2899 | ········Built·using | 2899 | ········Built·using |
| 2900 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2900 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2901 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2901 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2902 | ······</p> | 2902 | ······</p> |
| 2903 | <p>Copyright·©·1996-202 | 2903 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2904 | ····</footer> | 2904 | ····</footer> |
| 2905 | ··</div> | 2905 | ··</div> |
| 2906 | </main> | 2906 | </main> |
| 2907 | </div> | 2907 | </div> |
| 2908 | <script> | 2908 | <script> |
| 2909 | ··function·mermaidLoaded()·{ | 2909 | ··function·mermaidLoaded()·{ |
| 2910 | ····mermaid.initialize({ | 2910 | ····mermaid.initialize({ |
| Offset 172, 15 lines modified | Offset 172, 15 lines modified | ||
| 172 | </span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="ss">send_request</span><span·class="w"> | 172 | </span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="ss">send_request</span><span·class="w"> |
| 173 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">send</span><span·class="w"> | 173 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">send</span><span·class="w"> |
| 174 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="ss">'!'</span><span·class="w">············</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="n">StateName</span><span·class="o">/</span><span·class="mi">3</span><span·class="w"> | 174 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="ss">'!'</span><span·class="w">············</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="n">StateName</span><span·class="o">/</span><span·class="mi">3</span><span·class="w"> |
| 175 | ···················</span><span·class="ow">or</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> | 175 | ···················</span><span·class="ow">or</span><span·class="w">·</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">4</span><span·class="w"> |
| 176 | ···················</span><span·class="ss">depending</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">callback</span><span·class="w">·</span><span·class="ss">mode</span><span·class="w"> | 176 | ···················</span><span·class="ss">depending</span><span·class="w">·</span><span·class="ss">on</span><span·class="w">·</span><span·class="ss">callback</span><span·class="w">·</span><span·class="ss">mode</span><span·class="w"> |
| 177 | </span><span·class="n">Release</span><span·class="w">·</span><span·class="ss">upgrade</span><span·class="o">/</span><span·class="nf">downgrade</span><span·class="w"> | 177 | </span><span·class="n">Release</span><span·class="w">·</span><span·class="ss">upgrade</span><span·class="o">/</span><span·class="nf">downgrade</span><span·class="w"> |
| 178 | </span><span·class="p"·data-group-id=" | 178 | </span><span·class="p"·data-group-id="1958418566-1">(</span><span·class="ss">code</span><span·class="w">·</span><span·class="ss">change</span><span·class="p"·data-group-id="1958418566-1">)</span><span·class="w"> |
| 179 | ······················</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span></code></pre><h4·id="state-callback">State·callback</h4><p>The·<em>state·callback</em>·for·a·specific·<a·href="#t:state/0">state</a>·in·a·<code·class="inline">gen_statem</code> | 179 | ······················</span><span·class="o">--</span><span·class="o">--</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Module</span><span·class="p">:</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">4</span></code></pre><h4·id="state-callback">State·callback</h4><p>The·<em>state·callback</em>·for·a·specific·<a·href="#t:state/0">state</a>·in·a·<code·class="inline">gen_statem</code> |
| 180 | is·the·callback·function·that·is·called·for·all·events·in·this·state. | 180 | is·the·callback·function·that·is·called·for·all·events·in·this·state. |
| 181 | It·is·selected·depending·on·which·<a·href="#t:callback_mode/0"><em>callback·mode</em></a> | 181 | It·is·selected·depending·on·which·<a·href="#t:callback_mode/0"><em>callback·mode</em></a> |
| 182 | that·the·callback·module·defines·with·the·callback·function | 182 | that·the·callback·module·defines·with·the·callback·function |
| 183 | <a·href="#c:callback_mode/0"><code·class="inline">Module:callback_mode/0</code></a>.</p><p><a·href=""·id="state_functions"></a> | 183 | <a·href="#c:callback_mode/0"><code·class="inline">Module:callback_mode/0</code></a>.</p><p><a·href=""·id="state_functions"></a> |
| 184 | When·the·<a·href="#t:callback_mode/0"><em>callback·mode</em></a>·is·<code·class="inline">state_functions</code>, | 184 | When·the·<a·href="#t:callback_mode/0"><em>callback·mode</em></a>·is·<code·class="inline">state_functions</code>, |
| 185 | the·state·must·be·an·atom·and·is·used·as·the·<em>state·callback</em>·name; | 185 | the·state·must·be·an·atom·and·is·used·as·the·<em>state·callback</em>·name; |
| Offset 298, 105 lines modified | Offset 298, 105 lines modified | ||
| 298 | the·current·count·value.</li><li>Unknown·events·are·ignored·and·discarded.</li><li>There·is·boilerplate·code·for·start,·stop,·terminate,·code·change, | 298 | the·current·count·value.</li><li>Unknown·events·are·ignored·and·discarded.</li><li>There·is·boilerplate·code·for·start,·stop,·terminate,·code·change, |
| 299 | init,·to·set·the·callback·mode·to·<code·class="inline">state_functions</code>,·etc...</li></ul><h3·id="module-pushbutton-code"·class="section-heading"> | 299 | init,·to·set·the·callback·mode·to·<code·class="inline">state_functions</code>,·etc...</li></ul><h3·id="module-pushbutton-code"·class="section-heading"> |
| 300 | ··<a·href="#module-pushbutton-code"·class="hover-link"> | 300 | ··<a·href="#module-pushbutton-code"·class="hover-link"> |
| 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 301 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 302 | ··</a> | 302 | ··</a> |
| 303 | ··<span·class="text">Pushbutton·Code</span> | 303 | ··<span·class="text">Pushbutton·Code</span> |
| 304 | </h3> | 304 | </h3> |
| 305 | <p>The·following·is·the·complete·callback·module·file·<code·class="inline">pushbutton.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 305 | <p>The·following·is·the·complete·callback·module·file·<code·class="inline">pushbutton.erl</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4909958385-1">(</span><span·class="ss">pushbutton</span><span·class="p"·data-group-id="4909958385-1">)</span><span·class="p">.</span><span·class="w"> |
| 306 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 306 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="4909958385-2">(</span><span·class="ss">gen_statem</span><span·class="p"·data-group-id="4909958385-2">)</span><span·class="p">.</span><span·class="w"> |
| 307 | </span><span·class="w"> | 307 | </span><span·class="w"> |
| 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 308 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4909958385-3">(</span><span·class="p"·data-group-id="4909958385-4">[</span><span·class="ss">start</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">push</span><span·class="p">/</span><span·class="mi">0</span><s[·...·truncated·by·diffoscope;·len:·299,·SHA:·c717bb620a9e9f4cbc23af59f4437c875b73e4fa189cf902c5f4d439d551f30c·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 309 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 309 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4909958385-5">(</span><span·class="p"·data-group-id="4909958385-6">[</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·314,·SHA:·471cda7fadb037678071673ef193f7aab71ecf10aa3088dc1d304c233cd7b119·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 310 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 310 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4909958385-7">(</span><span·class="p"·data-group-id="4909958385-8">[</span><span·class="ss">on</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">off</span><span·class="p">/</span><span·class="mi">3</span><span·[·...·truncated·by·diffoscope;·len:·88,·SHA:·f7b731e7adbc4f65af7ed1c877ece9984c8160af7114cdf47def5e14468e3b00·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 311 | </span><span·class="nf">name</span><span·class="p"·data-group-id=" | 311 | </span><span·class="nf">name</span><span·class="p"·data-group-id="4909958385-9">(</span><span·class="p"·data-group-id="4909958385-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">pushbutton_statem</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·The·registered·server·name</span><span·class="w"> |
| 312 | </span><span·class="c1">%%·API.··This·example·uses·a·registered·name·name()</span><span·class="w"> | 312 | </span><span·class="c1">%%·API.··This·example·uses·a·registered·name·name()</span><span·class="w"> |
| 313 | </span><span·class="c1">%%·and·does·not·link·to·the·caller.</span><span·class="w"> | 313 | </span><span·class="c1">%%·and·does·not·link·to·the·caller.</span><span·class="w"> |
| 314 | </span><span·class="nf">start</span><span·class="p"·data-group-id=" | 314 | </span><span·class="nf">start</span><span·class="p"·data-group-id="4909958385-10">(</span><span·class="p"·data-group-id="4909958385-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 315 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 315 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="4909958385-11">(</span><span·class="p"·data-group-id="4909958385-12">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="nf">name</span><span·class="p"·data-group-id="4909958385-13">(</span><span·class="p"·data-group-id="4909958385-13[·...·truncated·by·diffoscope;·len:·518,·SHA:·f959a362e84fc46ecffa91fad565565a5b8a2ef75ac8b514018927d911f1ba83·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 316 | </span><span·class="nf">push</span><span·class="p"·data-group-id=" | 316 | </span><span·class="nf">push</span><span·class="p"·data-group-id="4909958385-16">(</span><span·class="p"·data-group-id="4909958385-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 317 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 317 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="4909958385-17">(</span><span·class="nf">name</span><span·class="p"·data-group-id="4909958385-18">(</span><span·class="p"·data-group-id="4909958385-18">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">push</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·c61edd00a32b945f0a46f782b809a0059757fb545eb65066ba20c5e526495012·...·]-17">)</span><span·class="p">.</span><span·class="w"> |
| 318 | </span><span·class="nf">get_count</span><span·class="p"·data-group-id=" | 318 | </span><span·class="nf">get_count</span><span·class="p"·data-group-id="4909958385-19">(</span><span·class="p"·data-group-id="4909958385-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 319 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 319 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="4909958385-20">(</span><span·class="nf">name</span><span·class="p"·data-group-id="4909958385-21">(</span><span·class="p"·data-group-id="4909958385-21">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">get_count</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·25,·SHA:·5285c789897eaafc9cf2704038bb36ffc3fa059a52ed91074b12261d82e0ce20·...·]-20">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 320 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="4909958385-22">(</span><span·class="p"·data-group-id="4909958385-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 321 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 321 | ····</span><span·class="nc">gen_statem</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="4909958385-23">(</span><span·class="nf">name</span><span·class="p"·data-group-id="4909958385-24">(</span><span·class="p"·data-group-id="4909958385-24">)</span><span·class="p"·data-group-id="4909958385-23">)</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="c1">%%·Mandatory·callback·functions</span><span·class="w"> | 322 | </span><span·class="c1">%%·Mandatory·callback·functions</span><span·class="w"> |
| 323 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 323 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="4909958385-25">(</span><span·class="p">_</span><span·class="n">Reason</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·cl[·...·truncated·by·diffoscope;·len:·60,·SHA:·d4cddeb6b06cd2ce61c40239009505373df0b11ff8af04dba303fff562429e29·...·]-25">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 324 | ····</span><span·class="ss">void</span><span·class="p">.</span><span·class="w"> | 324 | ····</span><span·class="ss">void</span><span·class="p">.</span><span·class="w"> |
| 325 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id=" | 325 | </span><span·class="nf">code_change</span><span·class="p"·data-group-id="4909958385-26">(</span><span·class="p">_</span><span·class="n">Vsn</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p">,</span><span·cl[·...·truncated·by·diffoscope;·len:·109,·SHA:·be7e513cfb3c5b589ebf2091b1da141b70f50270444a2513898a626e019f8e73·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 326 | ····</span><span·class="p"·data-group-id=" | 326 | ····</span><span·class="p"·data-group-id="4909958385-27">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-27">}</span><span·class="p">.</span><span·class="w"> |
| 327 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 327 | </span><span·class="nf">init</span><span·class="p"·data-group-id="4909958385-28">(</span><span·class="p"·data-group-id="4909958385-29">[</span><span·class="p"·data-group-id="4909958385-29">]</span><span·class="p"·data-group-id="4909958385-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 328 | ····</span><span·class="c1">%%·Set·the·initial·state·+·data.··Data·is·used·only·as·a·counter.</span><span·class="w"> | 328 | ····</span><span·class="c1">%%·Set·the·initial·state·+·data.··Data·is·used·only·as·a·counter.</span><span·class="w"> |
| 329 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">off</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> | 329 | ····</span><span·class="n">State</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">off</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 330 | ····</span><span·class="p"·data-group-id=" | 330 | ····</span><span·class="p"·data-group-id="4909958385-30">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-30">}</span><span·class="p">.</span><span·class="w"> |
| 331 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id=" | 331 | </span><span·class="nf">callback_mode</span><span·class="p"·data-group-id="4909958385-31">(</span><span·class="p"·data-group-id="4909958385-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">state_functions</span><span·class="p">.</span><span·class="w"> |
| 332 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> | 332 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> |
| 333 | </span><span·class="nf">off</span><span·class="p"·data-group-id=" | 333 | </span><span·class="nf">off</span><span·class="p"·data-group-id="4909958385-32">(</span><span·class="p"·data-group-id="4909958385-33">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="4909958385-33">}</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·b4db8c3fc0323a6ef21509479ba3921178a2631cb954bd251ed9cfa5ecde1097·...·]-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 334 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> | 334 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> |
| 335 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> | 335 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> |
| 336 | ····</span><span·class="p"·data-group-id=" | 336 | ····</span><span·class="p"·data-group-id="4909958385-34">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">on</span><span·class="p">,</span><span·class="n">Data</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·362,·SHA:·aa9d187ee225297ee6aec92ee4ece82213de790de455ef01442c048e5ee53970·...·]-34">}</span><span·class="p">;</span><span·class="w"> |
| 337 | </span><span·class="nf">off</span><span·class="p"·data-group-id=" | 337 | </span><span·class="nf">off</span><span·class="p"·data-group-id="4909958385-37">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-37">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 338 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 338 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4909958385-38">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-38">)</span><span·class="p">.</span><span·class="w"> |
| 339 | </span><span·class="nf">on</span><span·class="p"·data-group-id=" | 339 | </span><span·class="nf">on</span><span·class="p"·data-group-id="4909958385-39">(</span><span·class="p"·data-group-id="4909958385-40">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="4909958385-40">}</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·146,·SHA:·b4db8c3fc0323a6ef21509479ba3921178a2631cb954bd251ed9cfa5ecde1097·...·]-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 340 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> | 340 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> |
| 341 | ····</span><span·class="p"·data-group-id=" | 341 | ····</span><span·class="p"·data-group-id="4909958385-41">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">off</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="4909958385-42">[</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·315,·SHA:·661921bb5a0a316e2d1968230757e08d5d209a29a510cef187a0ff893dbcbe6c·...·]-41">}</span><span·class="p">;</span><span·class="w"> |
| 342 | </span><span·class="nf">on</span><span·class="p"·data-group-id=" | 342 | </span><span·class="nf">on</span><span·class="p"·data-group-id="4909958385-44">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-44">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 343 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 343 | ····</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4909958385-45">(</span><span·class="n">EventType</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventContent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-45">)</span><span·class="p">.</span><span·class="w"> |
| 344 | </span><span·class="c1">%%·Handle·events·common·to·all·states</span><span·class="w"> | 344 | </span><span·class="c1">%%·Handle·events·common·to·all·states</span><span·class="w"> |
| 345 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 345 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4909958385-46">(</span><span·class="p"·data-group-id="4909958385-47">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="4909958385-47">}</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·151,·SHA:·95c4de707efd998b0300edb53ef5b2a4c16f6928dbf1464ce9fadb87b017986f·...·]-46">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 346 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> | 346 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> |
| 347 | ····</span><span·class="p"·data-group-id=" | 347 | ····</span><span·class="p"·data-group-id="4909958385-48">{</span><span·class="ss">keep_state</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="4909958385-49">[</span><span·class="p"·data-group-id="4909958385-50">{</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·264,·SHA:·64c9c53924addfc822dc0ce2068b94690cc46410f6b64f4883b48a6fc418d548·...·]-48">}</span><span·class="p">;</span><span·class="w"> |
| 348 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 348 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4909958385-51">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-51">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 349 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> | 349 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> |
| 350 | ····</span><span·class="p"·data-group-id=" | 350 | ····</span><span·class="p"·data-group-id="4909958385-52">{</span><span·class="ss">keep_state</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="4909958385-52">}</span><span·class="p">.</span></code></pre><p>The·following·is·a·shell·session·when·running·it:</p><[·...·truncated·by·diffoscope;·len:·271,·SHA:·2da211dd5c43cd9cf62e25e847802b0eefd2a69f09bb14955d719b413f06559f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 351 | </span><span·class="p"·data-group-id=" | 351 | </span><span·class="p"·data-group-id="2614612611-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.36</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="2614612611-2">}</span><span·class="gp·unselectable"> |
| 352 | 2>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id=" | 352 | 2>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id="2614612611-3">(</span><span·class="p"·data-group-id="2614612611-3">)</span><span·class="p">.</span><span·class="w"> |
| 353 | </span><span·class="mi">0</span><span·class="gp·unselectable"> | 353 | </span><span·class="mi">0</span><span·class="gp·unselectable"> |
| 354 | 3>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id=" | 354 | 3>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id="2614612611-4">(</span><span·class="p"·data-group-id="2614612611-4">)</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="ss">on</span><span·class="gp·unselectable"> | 355 | </span><span·class="ss">on</span><span·class="gp·unselectable"> |
| 356 | 4>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id=" | 356 | 4>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id="2614612611-5">(</span><span·class="p"·data-group-id="2614612611-5">)</span><span·class="p">.</span><span·class="w"> |
| 357 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 357 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 358 | 5>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id=" | 358 | 5>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id="2614612611-6">(</span><span·class="p"·data-group-id="2614612611-6">)</span><span·class="p">.</span><span·class="w"> |
| 359 | </span><span·class="ss">off</span><span·class="gp·unselectable"> | 359 | </span><span·class="ss">off</span><span·class="gp·unselectable"> |
| 360 | 6>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id=" | 360 | 6>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">get_count</span><span·class="p"·data-group-id="2614612611-7">(</span><span·class="p"·data-group-id="2614612611-7">)</span><span·class="p">.</span><span·class="w"> |
| 361 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 361 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 362 | 7>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 362 | 7>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="2614612611-8">(</span><span·class="p"·data-group-id="2614612611-8">)</span><span·class="p">.</span><span·class="w"> |
| 363 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 363 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 364 | 8>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id=" | 364 | 8>·</span><span·class="nc">pushbutton</span><span·class="p">:</span><span·class="nf">push</span><span·class="p"·data-group-id="2614612611-9">(</span><span·class="p"·data-group-id="2614612611-9">)</span><span·class="p">.</span><span·class="w"> |
| 365 | </span><span·class="gt">**·exception·exit:·{noproc,{gen_statem,call,[pushbutton_statem,push,infinity]}} | 365 | </span><span·class="gt">**·exception·exit:·{noproc,{gen_statem,call,[pushbutton_statem,push,infinity]}} |
| 366 | ·····in·function··gen:do_for_proc/2·(gen.erl,·line·261) | 366 | ·····in·function··gen:do_for_proc/2·(gen.erl,·line·261) |
| 367 | ·····in·call·from·gen_statem:call/3·(gen_statem.erl,·line·386)</span></code></pre><p>To·compare·styles,·here·follows·the·same·example·using | 367 | ·····in·call·from·gen_statem:call/3·(gen_statem.erl,·line·386)</span></code></pre><p>To·compare·styles,·here·follows·the·same·example·using |
| 368 | <a·href="#t:callback_mode/0"><em>callback·mode</em></a>·<code·class="inline">handle_event_function</code>, | 368 | <a·href="#t:callback_mode/0"><em>callback·mode</em></a>·<code·class="inline">handle_event_function</code>, |
| 369 | or·rather,·the·code·to·replace·after·function·<a·href="#c:init/1"><code·class="inline">init/1</code></a> | 369 | or·rather,·the·code·to·replace·after·function·<a·href="#c:init/1"><code·class="inline">init/1</code></a> |
| 370 | of·the·<code·class="inline">pushbutton.erl</code>·example·file·above:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">callback_mode</span><span·class="p"·data-group-id=" | 370 | of·the·<code·class="inline">pushbutton.erl</code>·example·file·above:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">callback_mode</span><span·class="p"·data-group-id="4854167485-1">(</span><span·class="p"·data-group-id="4854167485-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">handle_event_function</span><span·class="p">.</span><span·class="w"> |
| 371 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> | 371 | </span><span·class="c1">%%%·state·callback(s)</span><span·class="w"> |
| 372 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 372 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4854167485-2">(</span><span·class="p"·data-group-id="4854167485-3">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="4854167485-3">}</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·218,·SHA:·2fd9cae7ca34e429b632d26b2c77c0b58b43c5b7a2fb15e8b7cd4c33b2e7e92c·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 373 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> | 373 | ····</span><span·class="c1">%%·Go·to·'on',·increment·count·and·reply</span><span·class="w"> |
| 374 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> | 374 | ····</span><span·class="c1">%%·that·the·resulting·status·is·'on'</span><span·class="w"> |
| 375 | ····</span><span·class="p"·data-group-id=" | 375 | ····</span><span·class="p"·data-group-id="4854167485-4">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">on</span><span·class="p">,</span><span·class="n">Data</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·357,·SHA:·4387e5fe7efe693bc3d12ab5d7234c9ebdea6bb4c139859beb390e4073211406·...·]-4">}</span><span·class="p">;</span><span·class="w"> |
| 376 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 376 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4854167485-7">(</span><span·class="p"·data-group-id="4854167485-8">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="4854167485-8">}</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·217,·SHA:·ed7421ae89f4405fb12855d47bc5af1e4304c9a66dd76467ef73bb8d65ffac82·...·]-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 377 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> | 377 | ····</span><span·class="c1">%%·Go·to·'off'·and·reply·that·the·resulting·status·is·'off'</span><span·class="w"> |
| 378 | ····</span><span·class="p"·data-group-id=" | 378 | ····</span><span·class="p"·data-group-id="4854167485-9">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="ss">off</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="4854167485-10">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·314,·SHA:·35b5d52841c7fab7865f02de9926a5f8227731ae80273a96c2d31cdd97ab54cc·...·]-9">}</span><span·class="p">;</span><span·class="w"> |
| 379 | </span><span·class="c1">%%</span><span·class="w"> | 379 | </span><span·class="c1">%%</span><span·class="w"> |
| 380 | </span><span·class="c1">%%·Event·handling·common·to·all·states</span><span·class="w"> | 380 | </span><span·class="c1">%%·Event·handling·common·to·all·states</span><span·class="w"> |
| 381 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 381 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4854167485-12">(</span><span·class="p"·data-group-id="4854167485-13">{</span><span·class="ss">call</span><span·class="p">,</span><span·class="n">From</span><span·class="p"·data-group-id="4854167485-13">}</span><span·class="p">,</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·227,·SHA:·bb9977cb8112c31069df0c6d9640c27dbc55aff60793cfb278349ae5f11149be·...·]-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 382 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> | 382 | ····</span><span·class="c1">%%·Reply·with·the·current·count</span><span·class="w"> |
| 383 | ····</span><span·class="p"·data-group-id=" | 383 | ····</span><span·class="p"·data-group-id="4854167485-14">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p">,</span><span·class="p"·data-group-id="4854167485-15">[</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·316,·SHA:·fc300bce95fcd1471c02c0538946571fd13f272cc2c5e96318aa0d1c44691c33·...·]-14">}</span><span·class="p">;</span><span·class="w"> |
| 384 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 384 | </span><span·class="nf">handle_event</span><span·class="p"·data-group-id="4854167485-17">(</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·55,·SHA:·91eaca2742bb6fb2b7004b570114c5442e4ca7dcda40bb0a5eea2fc367e00860·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 385 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> | 385 | ····</span><span·class="c1">%%·Ignore·all·other·events</span><span·class="w"> |
| 386 | ····</span><span·class="p"·data-group-id=" | 386 | ····</span><span·class="p"·data-group-id="4854167485-18">{</span><span·class="ss">next_state</span><span·class="p">,</span><span·class="n">State</span><span·class="p">,</span><span·class="n">Data</span><span·class="p"·data-group-id="4854167485-18">}</span><span·class="p">.</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><h2·id="module-api-changes"·class="section-heading"> |
| 387 | ··<a·href="#module-api-changes"·class="hover-link"> | 387 | ··<a·href="#module-api-changes"·class="hover-link"> |
| 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 388 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 389 | ··</a> | 389 | ··</a> |
| 390 | ··<span·class="text">API·changes</span> | 390 | ··<span·class="text">API·changes</span> |
| 391 | </h2> | 391 | </h2> |
| 392 | <ul><li>This·behavior·appeared·in·Erlang/OTP·19.0·as·experimental.</li><li>In·OTP·19.1·a·backwards·incompatible·change·of·the·return·tuple·from | 392 | <ul><li>This·behavior·appeared·in·Erlang/OTP·19.0·as·experimental.</li><li>In·OTP·19.1·a·backwards·incompatible·change·of·the·return·tuple·from |
| 393 | <a·href="#c:init/1"><code·class="inline">Module:init/1</code></a>·was·made, | 393 | <a·href="#c:init/1"><code·class="inline">Module:init/1</code></a>·was·made, |
| Offset 3083, 23 lines modified | Offset 3083, 23 lines modified | ||
| 3083 | return·value·and·how·its·status·appears·in·termination·error·logs, | 3083 | return·value·and·how·its·status·appears·in·termination·error·logs, |
| 3084 | exports·an·instance·of·<a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>, | 3084 | exports·an·instance·of·<a·href="#c:format_status/1"><code·class="inline">Module:format_status/1</code></a>, |
| 3085 | which·will·get·a·map·<code·class="inline">Status</code>·that·describes·the·current·state | 3085 | which·will·get·a·map·<code·class="inline">Status</code>·that·describes·the·current·state |
| 3086 | of·the·<code·class="inline">gen_statem</code>,·and·shall·return·a·map·<code·class="inline">NewStatus</code> | 3086 | of·the·<code·class="inline">gen_statem</code>,·and·shall·return·a·map·<code·class="inline">NewStatus</code> |
| 3087 | containing·the·same·keys·as·the·input·map, | 3087 | containing·the·same·keys·as·the·input·map, |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
| Offset 998, 16 lines modified | Offset 998, 16 lines modified | ||
| 998 | <p>Tries·to·read·<code·class="inline">String</code>·in·accordance·with·the·control·sequences·in·<code·class="inline">Format</code>.</p><p>For·a·detailed·description·of·the·available·formatting·options,·see·<a·href="io.html#fread/3"><code·class="inline">io:fread/3</code></a>. | 998 | <p>Tries·to·read·<code·class="inline">String</code>·in·accordance·with·the·control·sequences·in·<code·class="inline">Format</code>.</p><p>For·a·detailed·description·of·the·available·formatting·options,·see·<a·href="io.html#fread/3"><code·class="inline">io:fread/3</code></a>. |
| 999 | It·is·assumed·that·<code·class="inline">String</code>·contains·whole·lines.</p><p>The·function·returns:</p><ul><li><p><strong><code·class="inline">{ok,·InputList,·LeftOverChars}</code></strong>·-·The·string·was·read.·<code·class="inline">InputList</code>·is·the | 999 | It·is·assumed·that·<code·class="inline">String</code>·contains·whole·lines.</p><p>The·function·returns:</p><ul><li><p><strong><code·class="inline">{ok,·InputList,·LeftOverChars}</code></strong>·-·The·string·was·read.·<code·class="inline">InputList</code>·is·the |
| 1000 | list·of·successfully·matched·and·read·items,·and·<code·class="inline">LeftOverChars</code>·are·the·input | 1000 | list·of·successfully·matched·and·read·items,·and·<code·class="inline">LeftOverChars</code>·are·the·input |
| 1001 | characters·not·used.</p></li><li><p><strong><code·class="inline">{more,·RestFormat,·Nchars,·InputStack}</code></strong>·-·The·string·was·read,·but·more | 1001 | characters·not·used.</p></li><li><p><strong><code·class="inline">{more,·RestFormat,·Nchars,·InputStack}</code></strong>·-·The·string·was·read,·but·more |
| 1002 | input·is·needed·to·complete·the·original·format·string.·<code·class="inline">RestFormat</code>·is·the | 1002 | input·is·needed·to·complete·the·original·format·string.·<code·class="inline">RestFormat</code>·is·the |
| 1003 | remaining·format·string,·<code·class="inline">Nchars</code>·is·the·number·of·characters·scanned,·and | 1003 | remaining·format·string,·<code·class="inline">Nchars</code>·is·the·number·of·characters·scanned,·and |
| 1004 | <code·class="inline">InputStack</code>·is·the·reversed·list·of·inputs·matched·up·to·that·point.</p></li><li><p><strong><code·class="inline">{error,·What}</code></strong>·-·The·read·operation·failed·and·parameter·<code·class="inline">What</code>·gives·a | 1004 | <code·class="inline">InputStack</code>·is·the·reversed·list·of·inputs·matched·up·to·that·point.</p></li><li><p><strong><code·class="inline">{error,·What}</code></strong>·-·The·read·operation·failed·and·parameter·<code·class="inline">What</code>·gives·a |
| 1005 | hint·about·the·error.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">fread</span><span·class="p"·data-group-id=" | 1005 | hint·about·the·error.</p></li></ul><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">fread</span><span·class="p"·data-group-id="0185676685-1">(</span><span·class="s">"~f~f~f"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"15.6·17.3e-6·24.5"</span><span·class="p"·data-group-id="0185676685-1">)</span><span·class="p">.</span><span·class="w"> |
| 1006 | </span><span·class="p"·data-group-id=" | 1006 | </span><span·class="p"·data-group-id="0185676685-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0185676685-3">[</span><span·class="mf">15.6</span><span·class="p">,</span><span·class="mf">1.73e-5</span><span·class="p">,</span><span·class="mf">24.5</s[·...·truncated·by·diffoscope;·len:·228,·SHA:·58c0d8f33f2150b1a04e986641f15bae38fe6730a57a763ac08d649d14d271c4·...·]-2">}</span></code></pre> |
| 1007 | ··</section> | 1007 | ··</section> |
| 1008 | </section> | 1008 | </section> |
| 1009 | <section·class="detail"·id="fread/3"> | 1009 | <section·class="detail"·id="fread/3"> |
| 1010 | ··<div·class="detail-header"> | 1010 | ··<div·class="detail-header"> |
| 1011 | ····<a·href="#fread/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1011 | ····<a·href="#fread/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1012 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1012 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1474, 19 lines modified | Offset 1474, 19 lines modified | ||
| 1474 | ······</div> | 1474 | ······</div> |
| 1475 | <p>Returns·a·character·list·that·represents·<code·class="inline">Term</code>.·Option·<code·class="inline">Depth</code>·controls·the | 1475 | <p>Returns·a·character·list·that·represents·<code·class="inline">Term</code>.·Option·<code·class="inline">Depth</code>·controls·the |
| 1476 | depth·of·the·structures·written.</p><p>When·the·specified·depth·is·reached,·everything·below·this·level·is·replaced·by | 1476 | depth·of·the·structures·written.</p><p>When·the·specified·depth·is·reached,·everything·below·this·level·is·replaced·by |
| 1477 | "<code·class="inline">...</code>".</p><p><code·class="inline">Depth</code>·defaults·to·-1,·which·means·no·limitation.·Option·<code·class="inline">CharsLimit</code>·puts·a | 1477 | "<code·class="inline">...</code>".</p><p><code·class="inline">Depth</code>·defaults·to·-1,·which·means·no·limitation.·Option·<code·class="inline">CharsLimit</code>·puts·a |
| 1478 | soft·limit·on·the·number·of·characters·returned.·When·the·number·of·characters·is | 1478 | soft·limit·on·the·number·of·characters·returned.·When·the·number·of·characters·is |
| 1479 | reached,·remaining·structures·are·replaced·by·"<code·class="inline">...</code>".·<code·class="inline">CharsLimit</code>·defaults·to·-1, | 1479 | reached,·remaining·structures·are·replaced·by·"<code·class="inline">...</code>".·<code·class="inline">CharsLimit</code>·defaults·to·-1, |
| 1480 | which·means·no·limit·on·the·number·of·characters·returned.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id=" | 1480 | which·means·no·limit·on·the·number·of·characters·returned.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="1761902331-1">(</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1761902331-2">(</span><span·class="p"·data-group-id="1761902331-3">{</span><span·class="mi">1</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·837,·SHA:·42067e26881a84eb2a987881dcb481d4190654ae226f9ae87fcce7777e50db40·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1481 | </span><span·class="s">"{1,[2],[3],[4,5],6,7,8,9}"</span><span·class="gp·unselectable"> | 1481 | </span><span·class="s">"{1,[2],[3],[4,5],6,7,8,9}"</span><span·class="gp·unselectable"> |
| 1482 | 2>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id=" | 1482 | 2>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="1761902331-7">(</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1761902331-8">(</span><span·class="p"·data-group-id="1761902331-9">{</span><span·class="mi">1</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·916,·SHA:·5fc5e5eb5456d6cccf7d35b5f1df3f9e6b6e713c7cfc7df595b6ec06f722326c·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1483 | </span><span·class="s">"{1,[2],[3],[...],...}"</span><span·class="gp·unselectable"> | 1483 | </span><span·class="s">"{1,[2],[3],[...],...}"</span><span·class="gp·unselectable"> |
| 1484 | 3>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id=" | 1484 | 3>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="1761902331-13">(</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="1761902331-14">(</span><span·class="p"·data-group-id="1761902331-15">{</span><span·class="p"·data-group-id="1761902331-[·...·truncated·by·diffoscope;·len:·1089,·SHA:·b2c4640ce22dca26a27ad4a2706d967ebf05c212648cf1ade3ea751fd10a762d·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 1485 | </span><span·class="s">"{[1,2|...],[4|...],...}"</span></code></pre> | 1485 | </span><span·class="s">"{[1,2|...],[4|...],...}"</span></code></pre> |
| 1486 | ··</section> | 1486 | ··</section> |
| 1487 | </section> | 1487 | </section> |
| 1488 | <section·class="detail"·id="write_atom/1"> | 1488 | <section·class="detail"·id="write_atom/1"> |
| 1489 | ··<div·class="detail-header"> | 1489 | ··<div·class="detail-header"> |
| 1490 | ····<a·href="#write_atom/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1490 | ····<a·href="#write_atom/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1731, 15 lines modified | Offset 1731, 15 lines modified | ||
| 1731 | ······<p·class="built-using"> | 1731 | ······<p·class="built-using"> |
| 1732 | ········Built·using | 1732 | ········Built·using |
| 1733 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1733 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1734 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1734 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1735 | ······</p> | 1735 | ······</p> |
| 1736 | <p>Copyright·©·1996-202 | 1736 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1737 | ····</footer> | 1737 | ····</footer> |
| 1738 | ··</div> | 1738 | ··</div> |
| 1739 | </main> | 1739 | </main> |
| 1740 | </div> | 1740 | </div> |
| 1741 | <script> | 1741 | <script> |
| 1742 | ··function·mermaidLoaded()·{ | 1742 | ··function·mermaidLoaded()·{ |
| 1743 | ····mermaid.initialize({ | 1743 | ····mermaid.initialize({ |
| Offset 977, 16 lines modified | Offset 977, 16 lines modified | ||
| 977 | </h2> | 977 | </h2> |
| 978 | <ul><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li></ul><h2·id="decode/1-example"·class="section-heading"> | 978 | <ul><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li></ul><h2·id="decode/1-example"·class="section-heading"> |
| 979 | ··<a·href="#decode/1-example"·class="hover-link"> | 979 | ··<a·href="#decode/1-example"·class="hover-link"> |
| 980 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 980 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 981 | ··</a> | 981 | ··</a> |
| 982 | ··<span·class="text">Example</span> | 982 | ··<span·class="text">Example</span> |
| 983 | </h2> | 983 | </h2> |
| 984 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id=" | 984 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="9868431799-1">(</span><span·class="p"·data-group-id="9868431799-2"><<</span><span·class="s">"{\"foo\":·1}"</span><span·class="p"·data-group-id="9868431799-2">>></span><span·class="p"·data-group-id="9868431799-1">)</span><span·class="p">.</span><span·class="w"> |
| 985 | </span><span·class="p"·data-group-id=" | 985 | </span><span·class="p"·data-group-id="9868431799-3">#{</span><span·class="p"·data-group-id="9868431799-4"><<</span><span·class="s">"foo"</span><span·class="p"·data-group-id="9868431799-4">>></span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·67,·SHA:·b199b134484d4675566b0213d398f29a6a11368246c11eb9f4922eaa6565fff1·...·]-3">}</span></code></pre> |
| 986 | ··</section> | 986 | ··</section> |
| 987 | </section> | 987 | </section> |
| 988 | <section·class="detail"·id="decode/3"> | 988 | <section·class="detail"·id="decode/3"> |
| 989 | ··<div·class="detail-header"> | 989 | ··<div·class="detail-header"> |
| 990 | ····<a·href="#decode/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 990 | ····<a·href="#decode/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 991 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 991 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1028, 17 lines modified | Offset 1028, 17 lines modified | ||
| 1028 | </h2> | 1028 | </h2> |
| 1029 | <ul><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li></ul><h2·id="decode/3-example"·class="section-heading"> | 1029 | <ul><li><code·class="inline">error({invalid_byte,·Byte})</code>·if·<code·class="inline">Binary</code>·contains·unexpected·byte·or·invalid·UTF-8·byte</li><li><code·class="inline">error({unexpected_sequence,·Bytes})</code>·if·<code·class="inline">Binary</code>·contains·invalid·UTF-8·escape</li><li><code·class="inline">error(unexpected_end)</code>·if·<code·class="inline">Binary</code>·contains·incomplete·JSON·value</li></ul><h2·id="decode/3-example"·class="section-heading"> |
| 1030 | ··<a·href="#decode/3-example"·class="hover-link"> | 1030 | ··<a·href="#decode/3-example"·class="hover-link"> |
| 1031 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 1031 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 1032 | ··</a> | 1032 | ··</a> |
| 1033 | ··<span·class="text">Example</span> | 1033 | ··<span·class="text">Example</span> |
| 1034 | </h2> | 1034 | </h2> |
| 1035 | <p>Decoding·object·keys·as·atoms:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Push</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1178350727-1">(</span><span·class="n">Key</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="1178350727-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="1178350727-2">[</span><span·class="p"·data-group-id="1178350727-3">{</span><span·class="nf">binary_to_existing_atom</span><span·class="p"·data-group-id="1178350727-4">(</span><span·class="n">Key</span><span·class="p"·data-group-id="1178350727-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Value</span><span·class="p"·data-group-id="1178350727-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="1178350727-2">]</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="gp·unselectable"> | ||
| 1036 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="1178350727-5">(</span><span·class="p"·data-group-id="1178350727-6"><<</span><span·class="s">"{\"foo\":·1}"</span><span·class="p"·data-group-id="1178350727-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1178350727-7">#{</span><span·class="ss">object_push</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Push</span><span·class="p"·data-group-id="1178350727-7">}</span><span·class="p"·data-group-id="1178350727-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 1037 | < | 1035 | <p>Decoding·object·keys·as·atoms:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Push</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><spa[·...·truncated·by·diffoscope;·len:·1022,·SHA:·0827172b71ee2af0f7e71ee61704b94c5bb7d22b1128f67b593d710d4ab9300a·...·]> |
| 1036 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode</span><span·class="p"·data-group-id="3920950089-5">(</span><span·class="p"·data-group-id="3920950089-6"><<</span><span·class="s">"{\"foo\":·1}"</span><span·class="p"·data-group-id="3920950089-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3920950089-7">#{</span><span·class="ss">object_push</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="n">Push</span><span·class="p"·data-group-id="3920950089-7">}</span><span·class="p"·data-group-id="3920950089-5">)</span><span·class="p">.</span><span·class="w"> | ||
| 1037 | </span><span·class="p"·data-group-id="3920950089-8">{</span><span·class="p"·data-group-id="3920950089-9">#{</span><span·class="ss">foo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="3920950089-9">}</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3920950089-10"><<</span><span·class="p"·data-group-id="3920950089-10">>></span><span·class="p"·data-group-id="3920950089-8">}</span></code></pre> | ||
| 1038 | ··</section> | 1038 | ··</section> |
| 1039 | </section> | 1039 | </section> |
| 1040 | <section·class="detail"·id="decode_continue/2"> | 1040 | <section·class="detail"·id="decode_continue/2"> |
| 1041 | ··<div·class="detail-header"> | 1041 | ··<div·class="detail-header"> |
| 1042 | ····<a·href="#decode_continue/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1042 | ····<a·href="#decode_continue/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1043 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1043 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1061, 19 lines modified | Offset 1061, 19 lines modified | ||
| 1061 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_continue(<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()·|·end_of_input,·Opaque·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·-> | 1061 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·decode_continue(<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()·|·end_of_input,·Opaque·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>())·-> |
| 1062 | ·························{Result·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Acc·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()}·| | 1062 | ·························{Result·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Acc·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()}·| |
| 1063 | ·························{continue,·<a·href="#t:continuation_state/0">continuation_state</a>()}.</pre> | 1063 | ·························{continue,·<a·href="#t:continuation_state/0">continuation_state</a>()}.</pre> |
| 1064 | ······</div> | 1064 | ······</div> |
| 1065 | <p>Continue·parsing·a·stream·of·bytes·of·a·JSON·value.</p><p>Similar·to·<a·href="#decode_start/3"><code·class="inline">decode_start/3</code></a>,·if·the·function·returns·<code·class="inline">{continue,·State}</code>·and | 1065 | <p>Continue·parsing·a·stream·of·bytes·of·a·JSON·value.</p><p>Similar·to·<a·href="#decode_start/3"><code·class="inline">decode_start/3</code></a>,·if·the·function·returns·<code·class="inline">{continue,·State}</code>·and |
| 1066 | there·is·no·more·data,·use·<code·class="inline">end_of_input</code>·instead·of·a·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="29 | 1066 | there·is·no·more·data,·use·<code·class="inline">end_of_input</code>·instead·of·a·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="p"·data-group-id="7929748903-1">{</span><span·class="ss">continue</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="7929748903-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·584,·SHA:·30c882cc8d882b3edea33dd8e80254af92617eb70ce5b0b361df7d85b186062c·...·]-2">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 1067 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id="29 | 1067 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id="7929748903-5">(</span><span·class="p"·data-group-id="7929748903-6"><<</span><span·class="s">"1}"</span><span·class="p"·data-group-id="7929748903-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><[·...·truncated·by·diffoscope;·len:·40,·SHA:·63468fa16b1d4dfb7f403b1c48620aee1fb4c2023fc54e2c4b9acef058480bf1·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1068 | </span><span·class="p"·data-group-id="29 | 1068 | </span><span·class="p"·data-group-id="7929748903-7">{</span><span·class="p"·data-group-id="7929748903-8">#{</span><span·class="ss">foo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id="7929748903-8">}</span[·...·truncated·by·diffoscope;·len:·1206,·SHA:·51c37aad7e306ee9dcf45d9289f6b7f118e832397732b77740a550d4c28b2151·...·]-2">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 1069 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id=" | 1069 | >·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">decode_continue</span><span·class="p"·data-group-id="5140717543-5">(</span><span·class="ss">end_of_input</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="5140717543-5">)</span><span·class="p">.</span><span·class="w"> |
| 1070 | </span><span·class="p"·data-group-id=" | 1070 | </span><span·class="p"·data-group-id="5140717543-6">{</span><span·class="mi">123</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5140717543-7"><<</span><span·class="p"·data-group-id="5140717543-7">>></span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·cc40b58ee2be6f102f1a4eb27139919ed47d0be2ec8990eb9983676279600a35·...·]-6">}</span></code></pre> |
| 1071 | ··</section> | 1071 | ··</section> |
| 1072 | </section> | 1072 | </section> |
| 1073 | <section·class="detail"·id="decode_start/3"> | 1073 | <section·class="detail"·id="decode_start/3"> |
| 1074 | ··<div·class="detail-header"> | 1074 | ··<div·class="detail-header"> |
| 1075 | ····<a·href="#decode_start/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1075 | ····<a·href="#decode_start/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1076 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1076 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1131, 16 lines modified | Offset 1131, 16 lines modified | ||
| 1131 | <p>Generates·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Supports·basic·data·mapping:</p><table><thead><tr><th·style="text-align:·left;"><strong>Erlang</strong></th><th·style="text-align:·left;"><strong>JSON</strong></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">integer()·|·float()</code></td><td·style="text-align:·left;">Number</td></tr><tr><td·style="text-align:·left;"><code·class="inline">true·|·false</code></td><td·style="text-align:·left;">Boolean</td></tr><tr><td·style="text-align:·left;"><code·class="inline">null</code></td><td·style="text-align:·left;">Null</td></tr><tr><td·style="text-align:·left;"><code·class="inline">binary()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">atom()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">list()</code></td><td·style="text-align:·left;">Array</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{binary()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{atom()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{integer()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr></tbody></table><p>This·is·equivalent·to·<code·class="inline">encode(Term,·fun·json:encode_value/2)</code>.</p><h2·id="encode/1-examples"·class="section-heading"> | 1131 | <p>Generates·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Supports·basic·data·mapping:</p><table><thead><tr><th·style="text-align:·left;"><strong>Erlang</strong></th><th·style="text-align:·left;"><strong>JSON</strong></th></tr></thead><tbody><tr><td·style="text-align:·left;"><code·class="inline">integer()·|·float()</code></td><td·style="text-align:·left;">Number</td></tr><tr><td·style="text-align:·left;"><code·class="inline">true·|·false</code></td><td·style="text-align:·left;">Boolean</td></tr><tr><td·style="text-align:·left;"><code·class="inline">null</code></td><td·style="text-align:·left;">Null</td></tr><tr><td·style="text-align:·left;"><code·class="inline">binary()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">atom()</code></td><td·style="text-align:·left;">String</td></tr><tr><td·style="text-align:·left;"><code·class="inline">list()</code></td><td·style="text-align:·left;">Array</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{binary()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{atom()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr><tr><td·style="text-align:·left;"><code·class="inline">#{integer()·=>·_}</code></td><td·style="text-align:·left;">Object</td></tr></tbody></table><p>This·is·equivalent·to·<code·class="inline">encode(Term,·fun·json:encode_value/2)</code>.</p><h2·id="encode/1-examples"·class="section-heading"> |
| 1132 | ··<a·href="#encode/1-examples"·class="hover-link"> | 1132 | ··<a·href="#encode/1-examples"·class="hover-link"> |
| 1133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 1133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 1134 | ··</a> | 1134 | ··</a> |
| 1135 | ··<span·class="text">Examples</span> | 1135 | ··<span·class="text">Examples</span> |
| 1136 | </h2> | 1136 | </h2> |
| 1137 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id="9456755881-1">(</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">encode</span><span·class="p"·data-group-id="9456755881-2">(</span><span·class="p"·data-group-id="9456755881-3">#{</span><span·class="ss">foo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="9456755881-4"><<</span><span·class="s">"bar"</span><span·class="p"·data-group-id="9456755881-4">>></span><span·class="p"·data-group-id="9456755881-3">}</span><span·class="p"·data-group-id="9456755881-2">)</span><span·class="p"·data-group-id="9456755881-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1138 | < | 1137 | <pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id="4281586189-1">(</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">encod[·...·truncated·by·diffoscope;·len:·574,·SHA:·e1bd4f7632488e4124a697634a36abbcc44341ee4b32c85cba92b5ed64fdd2da·...·]> |
| 1138 | </span><span·class="p"·data-group-id="4281586189-5"><<</span><span·class="s">"{\"foo\":\"bar\"}"</span><span·class="p"·data-group-id="4281586189-5">>></span></code></pre> | ||
| 1139 | ··</section> | 1139 | ··</section> |
| 1140 | </section> | 1140 | </section> |
| 1141 | <section·class="detail"·id="encode/2"> | 1141 | <section·class="detail"·id="encode/2"> |
| 1142 | ··<div·class="detail-header"> | 1142 | ··<div·class="detail-header"> |
| 1143 | ····<a·href="#encode/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1143 | ····<a·href="#encode/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1144 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1144 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1171, 19 lines modified | Offset 1171, 19 lines modified | ||
| 1171 | to·help·in·constructing·such·callbacks.</p><h2·id="encode/2-examples"·class="section-heading"> | 1171 | to·help·in·constructing·such·callbacks.</p><h2·id="encode/2-examples"·class="section-heading"> |
| 1172 | ··<a·href="#encode/2-examples"·class="hover-link"> | 1172 | ··<a·href="#encode/2-examples"·class="hover-link"> |
| 1173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 1173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 1174 | ··</a> | 1174 | ··</a> |
| 1175 | ··<span·class="text">Examples</span> | 1175 | ··<span·class="text">Examples</span> |
| 1176 | </h2> | 1176 | </h2> |
| 1177 | <p>An·encoder·that·uses·a·heuristic·to·differentiate·object-like | 1177 | <p>An·encoder·that·uses·a·heuristic·to·differentiate·object-like |
| 1178 | lists·of·key-value·pairs·from·plain·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">encoder</span><span·class="p"·data-group-id=" | 1178 | lists·of·key-value·pairs·from·plain·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">encoder</span><span·class="p"·data-group-id="0639567492-1">(</span><span·class="p"·data-group-id="0639567492-2">[</span><span·class="p"·data-group-id="0639567492-3">{</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="0[·...·truncated·by·diffoscope;·len:·772,·SHA:·bf96a375574cc9ee5aea93524e6012b75365e7eba022575b0ba13318e7951290·...·]-4">)</span><span·class="p">;</span><span·class="gp·unselectable"> |
| 1179 | >·</span><span·class="nf">encoder</span><span·class="p"·data-group-id=" | 1179 | >·</span><span·class="nf">encoder</span><span·class="p"·data-group-id="0639567492-5">(</span><span·class="n">Other</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Encode</span><span·class="p"·data-group-id="0639567492-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·287,·SHA:·64861d22f177a229e578dc17955895883873cc2b557898a07a7ca1515e44e195·...·]-6">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 1180 | >·</span><span·class="nf">custom_encode</span><span·class="p"·data-group-id=" | 1180 | >·</span><span·class="nf">custom_encode</span><span·class="p"·data-group-id="0639567492-7">(</span><span·class="n">Value</span><span·class="p"·data-group-id="0639567492-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">encode</[·...·truncated·by·diffoscope;·len:·783,·SHA:·0a8d2823aa1d961ff291dfcd7de702d6fd32a3f9776dfe88a79d6f353a7093e8·...·]-8">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 1181 | >·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id=" | 1181 | >·</span><span·class="nf">iolist_to_binary</span><span·class="p"·data-group-id="0639567492-11">(</span><span·class="nf">custom_encode</span><span·class="p"·data-group-id="0639567492-12">(</span><span·class="p"·data-group-id="0639567492-13">[</span><span·class="p"·data-group-id="0639567492-14">{</span><span·class="ss">a</span><span·cla[·...·truncated·by·diffoscope;·len:·604,·SHA:·250851f922319fe9ffd800f2c73eff7a96939ce180df6a985bea9d73185e894f·...·]-11">)</span><span·class="p">.</span><span·class="w"> |
| 1182 | </span><span·class="p"·data-group-id=" | 1182 | </span><span·class="p"·data-group-id="0639567492-17"><<</span><span·class="s">"{\"a\":[],\"b\":1}"</span><span·class="p"·data-group-id="0639567492-17">>></span></code></pre> |
| 1183 | ··</section> | 1183 | ··</section> |
| 1184 | </section> | 1184 | </section> |
| 1185 | <section·class="detail"·id="encode_atom/2"> | 1185 | <section·class="detail"·id="encode_atom/2"> |
| 1186 | ··<div·class="detail-header"> | 1186 | ··<div·class="detail-header"> |
| 1187 | ····<a·href="#encode_atom/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1187 | ····<a·href="#encode_atom/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1188 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1188 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1542, 19 lines modified | Offset 1542, 19 lines modified | ||
| 1542 | ······<div·class="specs"> | 1542 | ······<div·class="specs"> |
| 1543 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="#t:encode_value/0">encode_value</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> | 1543 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="#t:encode_value/0">encode_value</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> |
| 1544 | ······</div> | 1544 | ······</div> |
| 1545 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similiar·to·<a·href="#encode/1"><code·class="inline">encode/1</code></a>·but·with·added·whitespaces·for·formatting.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id=" | 1545 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similiar·to·<a·href="#encode/1"><code·class="inline">encode/1</code></a>·but·with·added·whitespaces·for·formatting.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">put_chars</span><span·class="p"·data-group-id="5116514845-1">(</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5116514845-2">(</span><span·class="p"·data-group-id="5116514845-3">#{</span><span·class="ss">foo</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·540,·SHA:·813960f2b9885f057f706df5ae4c8f8c2505d343369fd183a2922a2554135385·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1546 | </span><span·class="p"·data-group-id=" | 1546 | </span><span·class="p"·data-group-id="5116514845-5">{</span><span·class="w"> |
| 1547 | ··</span><span·class="s">"baz"</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">52</span><span·class="p">,</span><span·class="w"> | 1547 | ··</span><span·class="s">"baz"</span><span·class="p">:</span><span·class="w">·</span><span·class="mi">52</span><span·class="p">,</span><span·class="w"> |
| 1548 | ··</span><span·class="s">"foo"</span><span·class="p">:</span><span·class="w">·</span><span·class="s">"bar"</span><span·class="w"> | 1548 | ··</span><span·class="s">"foo"</span><span·class="p">:</span><span·class="w">·</span><span·class="s">"bar"</span><span·class="w"> |
| 1549 | </span><span·class="p"·data-group-id=" | 1549 | </span><span·class="p"·data-group-id="5116514845-5">}</span><span·class="w"> |
| 1550 | </span><span·class="ss">ok</span></code></pre> | 1550 | </span><span·class="ss">ok</span></code></pre> |
| 1551 | ··</section> | 1551 | ··</section> |
| 1552 | </section> | 1552 | </section> |
| 1553 | <section·class="detail"·id="format/2"> | 1553 | <section·class="detail"·id="format/2"> |
| 1554 | ··<div·class="detail-header"> | 1554 | ··<div·class="detail-header"> |
| 1555 | ····<a·href="#format/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1555 | ····<a·href="#format/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1607, 28 lines modified | Offset 1607, 28 lines modified | ||
| 1607 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Encoder·::·<a·href="#t:formatter/0">formatter</a>(),·Options·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:map/0">map</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> | 1607 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·format(Term·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:dynamic/0">dynamic</a>(),·Encoder·::·<a·href="#t:formatter/0">formatter</a>(),·Options·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:map/0">map</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:iodata/0">iodata</a>().</pre> |
| 1608 | ······</div> | 1608 | ······</div> |
| 1609 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similar·to·<a·href="#encode/2"><code·class="inline">encode/2</code></a>,·can·be·customised·with·the·<code·class="inline">Encoder</code>·callback·and·<code·class="inline">Options</code>.</p><p><code·class="inline">Options</code>·can·include·'indent'·to·specify·number·of·spaces·per·level·and·'max'·which·loosely·limits | 1609 | <p>Generates·formatted·JSON·corresponding·to·<code·class="inline">Term</code>.</p><p>Similar·to·<a·href="#encode/2"><code·class="inline">encode/2</code></a>,·can·be·customised·with·the·<code·class="inline">Encoder</code>·callback·and·<code·class="inline">Options</code>.</p><p><code·class="inline">Options</code>·can·include·'indent'·to·specify·number·of·spaces·per·level·and·'max'·which·loosely·limits |
| 1610 | the·width·of·lists.</p><p>The·<code·class="inline">Encoder</code>·will·get·a·'State'·argument·which·contains·the·'Options'·maps·merged·with·other·data | 1610 | the·width·of·lists.</p><p>The·<code·class="inline">Encoder</code>·will·get·a·'State'·argument·which·contains·the·'Options'·maps·merged·with·other·data |
| 1611 | when·recursing·through·'Term'.</p><p><a·href="#format_value/3"><code·class="inline">format_value/3</code></a>·or·various·<code·class="inline">encode_*</code>·functions·in·this·module·can·be·used | 1611 | when·recursing·through·'Term'.</p><p><a·href="#format_value/3"><code·class="inline">format_value/3</code></a>·or·various·<code·class="inline">encode_*</code>·functions·in·this·module·can·be·used |
| 1612 | to·help·in·constructing·such·callbacks.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">formatter</span><span·class="p"·data-group-id=" | 1612 | to·help·in·constructing·such·callbacks.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">formatter</span><span·class="p"·data-group-id="6222430031-1">(</span><span·class="p"·data-group-id="6222430031-2">{</span><span·class="ss">posix_time</span><span·class="p">,</span><span·class="w">·</span><span·class="n">SysTimeSecs</span><span·class="p"·data-group-id="6222430031-2">}</span><span·class=[·...·truncated·by·diffoscope;·len:·182,·SHA:·8cf9aabc7760861eb25bed4741138e364ff4e3266ddc51143285362c2782220f·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1613 | ····</span><span·class="n">TimeStr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id=" | 1613 | ····</span><span·class="n">TimeStr</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">system_time_to_rfc3339</span><span·class="p"·data-group-id="6222430031-3">(</span><span·class="n">SysTimeSecs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6222430031-4">[</span><span·class="p"·data-group-id="6222430031-5">{</span><span·class="ss">offset</span><span·class="p">[·...·truncated·by·diffoscope;·len:·215,·SHA:·a199359b49dd9ed597a1baf2ade208701244923b97298ae894b33ae1cdfceb62·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1614 | ····</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">format_value</span><span·class="p"·data-group-id=" | 1614 | ····</span><span·class="nc">json</span><span·class="p">:</span><span·class="nf">format_value</span><span·class="p"·data-group-id="6222430031-6">(</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_binary</span><span·class="p"·data-group-id="6222430031-7">(</span><span·class="n">TimeStr</span><span·class="p"·data-group-id="6222430031-7">)</span[·...·truncated·by·diffoscope;·len:·195,·SHA:·347113aa67e85480a7cea043e41e6373c46a89456a528970ccc349b6c53ae1d7·...·]-6">)</span><span·class="p">;</span><span·class="gp·unselectable"> |
| 1615 | >·</span><span·class="nf">formatter</span><span·class="p"·data-group-id=" | 1615 | >·</span><span·class="nf">formatter</span><span·class="p"·data-group-id="6222430031-8">(</span><span·class="n">Other</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Encode</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="6222430031-8">)</span>[·...·truncated·by·diffoscope;·len:·439,·SHA:·204c2bf2ce4b5eda90ecdd3374622fc909bdfedfb86da46b4705b1e5fcad00eb·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 1616 | </span><span·class="o">></span><span·class="gp·unselectable"> | 1616 | </span><span·class="o">></span><span·class="gp·unselectable"> |
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| Offset 1157, 16 lines modified | Offset 1157, 16 lines modified | ||
| 1157 | ······<div·class="specs"> | 1157 | ······<div·class="specs"> |
| 1158 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(ListOfLists)·->·List1·when·ListOfLists·::·[List],·List·::·[T],·List1·::·[T],·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1158 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(ListOfLists)·->·List1·when·ListOfLists·::·[List],·List·::·[T],·List1·::·[T],·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1159 | ······</div> | 1159 | ······</div> |
| 1160 | <p>Returns·a·list·in·which·all·the·sublists·of·<code·class="inline">ListOfLists</code>·have·been·appended.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 1160 | <p>Returns·a·list·in·which·all·the·sublists·of·<code·class="inline">ListOfLists</code>·have·been·appended.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="2201325669-1">(</span><span·class="p"·data-group-id="2201325669-2">[</span><span·class="p"·data-group-id="2201325669-3">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·767,·SHA:·5b6b3473ed75275d19108623f9706174e52b5fd72f3fe226f6e8ef5ffb82544e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1161 | </span><span·class="p"·data-group-id=" | 1161 | </span><span·class="p"·data-group-id="2201325669-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="[·...·truncated·by·diffoscope;·len:·175,·SHA:·388706d37128489628b5e76a26d8884c07f2b1070927a3bb0d877300aebb8c29·...·]-6">]</span></code></pre> |
| 1162 | ··</section> | 1162 | ··</section> |
| 1163 | </section> | 1163 | </section> |
| 1164 | <section·class="detail"·id="append/2"> | 1164 | <section·class="detail"·id="append/2"> |
| 1165 | ··<div·class="detail-header"> | 1165 | ··<div·class="detail-header"> |
| 1166 | ····<a·href="#append/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1166 | ····<a·href="#append/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1167 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1167 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1185, 15 lines modified | Offset 1185, 15 lines modified | ||
| 1185 | ······<div·class="specs"> | 1185 | ······<div·class="specs"> |
| 1186 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(List1,·List2)·->·List3·when·List1·::·[T],·List2·::·[T],·List3·::·[T],·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1186 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(List1,·List2)·->·List3·when·List1·::·[T],·List2·::·[T],·List3·::·[T],·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1187 | ······</div> | 1187 | ······</div> |
| 1188 | <p>Returns·a·new·list·<code·class="inline">List3</code>,·which·is·made·from·the·elements·of·<code·class="inline">List1</code>·followed | 1188 | <p>Returns·a·new·list·<code·class="inline">List3</code>,·which·is·made·from·the·elements·of·<code·class="inline">List1</code>·followed |
| 1189 | by·the·elements·of·<code·class="inline">List2</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 1189 | by·the·elements·of·<code·class="inline">List2</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="6698972170-1">(</span><span·class="s">"abc"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"def"</span><span·class="p"·data-group-id="6698972170-1">)</span><span·class="p">.</span><span·class="w"> |
| 1190 | </span><span·class="s">"abcdef"</span></code></pre><p><code·class="inline">lists:append(A,·B)</code>·is·equivalent·to·<code·class="inline">A·++·B</code>.</p> | 1190 | </span><span·class="s">"abcdef"</span></code></pre><p><code·class="inline">lists:append(A,·B)</code>·is·equivalent·to·<code·class="inline">A·++·B</code>.</p> |
| 1191 | ··</section> | 1191 | ··</section> |
| 1192 | </section> | 1192 | </section> |
| 1193 | <section·class="detail"·id="concat/1"> | 1193 | <section·class="detail"·id="concat/1"> |
| 1194 | ··<div·class="detail-header"> | 1194 | ··<div·class="detail-header"> |
| 1195 | ····<a·href="#concat/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1195 | ····<a·href="#concat/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1214, 15 lines modified | Offset 1214, 15 lines modified | ||
| 1214 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·concat(Things)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>() | 1214 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·concat(Things)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>() |
| 1215 | ················when·Things·::·[Thing],·Thing·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:float/0">float</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>().</pre> | 1215 | ················when·Things·::·[Thing],·Thing·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:atom/0">atom</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:float/0">float</a>()·|·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:string/0">string</a>().</pre> |
| 1216 | ······</div> | 1216 | ······</div> |
| 1217 | <p>Concatenates·the·text·representation·of·the·elements·of·<code·class="inline">Things</code>.·The·elements | 1217 | <p>Concatenates·the·text·representation·of·the·elements·of·<code·class="inline">Things</code>.·The·elements |
| 1218 | of·<code·class="inline">Things</code>·can·be·atoms,·integers,·floats,·or·strings.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id=" | 1218 | of·<code·class="inline">Things</code>·can·be·atoms,·integers,·floats,·or·strings.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">concat</span><span·class="p"·data-group-id="8134454075-1">(</span><span·class="p"·data-group-id="8134454075-2">[</span><span·class="ss">doc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'/'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file</[·...·truncated·by·diffoscope;·len:·255,·SHA:·afcb84ee4fccff8351eaf50ee1cc218f58311588fd99de87dd3c38b7f84ebc4f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1219 | </span><span·class="s">"doc/file.3"</span></code></pre> | 1219 | </span><span·class="s">"doc/file.3"</span></code></pre> |
| 1220 | ··</section> | 1220 | ··</section> |
| 1221 | </section> | 1221 | </section> |
| 1222 | <section·class="detail"·id="delete/2"> | 1222 | <section·class="detail"·id="delete/2"> |
| 1223 | ··<div·class="detail-header"> | 1223 | ··<div·class="detail-header"> |
| 1224 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1224 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1325, 16 lines modified | Offset 1325, 16 lines modified | ||
| 1325 | ······<div·class="specs"> | 1325 | ······<div·class="specs"> |
| 1326 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·duplicate(N,·Elem)·->·List·when·N·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Elem·::·T,·List·::·[T],·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1326 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·duplicate(N,·Elem)·->·List·when·N·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>(),·Elem·::·T,·List·::·[T],·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1327 | ······</div> | 1327 | ······</div> |
| 1328 | <p>Returns·a·list·containing·<code·class="inline">N</code>·copies·of·term·<code·class="inline">Elem</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">duplicate</span><span·class="p"·data-group-id=" | 1328 | <p>Returns·a·list·containing·<code·class="inline">N</code>·copies·of·term·<code·class="inline">Elem</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">duplicate</span><span·class="p"·data-group-id="7879262181-1">(</span><span·class="mi">5</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">xx</span><span·class="p"·data-group-id="7879262181-1">)</span><span·class="p">.</span><span·class="w"> |
| 1329 | </span><span·class="p"·data-group-id=" | 1329 | </span><span·class="p"·data-group-id="7879262181-2">[</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·class="p">,</span><span·class="ss">xx</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·90473520190947936c15b44d72be68c1e87eb307c7da50daf27a68684271d952·...·]-2">]</span></code></pre> |
| 1330 | ··</section> | 1330 | ··</section> |
| 1331 | </section> | 1331 | </section> |
| 1332 | <section·class="detail"·id="enumerate/1"> | 1332 | <section·class="detail"·id="enumerate/1"> |
| 1333 | ··<div·class="detail-header"> | 1333 | ··<div·class="detail-header"> |
| 1334 | ····<a·href="#enumerate/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1334 | ····<a·href="#enumerate/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1335 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1335 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1421, 20 lines modified | Offset 1421, 20 lines modified | ||
| 1421 | ·······················T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1421 | ·······················T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1422 | ······</div> | 1422 | ······</div> |
| 1423 | <p>Returns·<code·class="inline">List1</code>·with·each·element·<code·class="inline">H</code>·replaced·by·a·tuple·of·form·<code·class="inline">{I,·H}</code>·where | 1423 | <p>Returns·<code·class="inline">List1</code>·with·each·element·<code·class="inline">H</code>·replaced·by·a·tuple·of·form·<code·class="inline">{I,·H}</code>·where |
| 1424 | <code·class="inline">I</code>·is·the·position·of·<code·class="inline">H</code>·in·<code·class="inline">List1</code>.·The·enumeration·starts·with·<code·class="inline">Index</code>·and | 1424 | <code·class="inline">I</code>·is·the·position·of·<code·class="inline">H</code>·in·<code·class="inline">List1</code>.·The·enumeration·starts·with·<code·class="inline">Index</code>·and |
| 1425 | increases·by·<code·class="inline">Step</code>·in·each·step.</p><p>That·is,·<a·href="#enumerate/3"><code·class="inline">enumerate/3</code></a>·behaves·as·if·it·had·been·defined·as | 1425 | increases·by·<code·class="inline">Step</code>·in·each·step.</p><p>That·is,·<a·href="#enumerate/3"><code·class="inline">enumerate/3</code></a>·behaves·as·if·it·had·been·defined·as |
| 1426 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">enumerate</span><span·class="p"·data-group-id=" | 1426 | follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">enumerate</span><span·class="p"·data-group-id="5436976695-1">(</span><span·class="n">I</span><span·class="p">,</span><span·class="w">·</span><span·class="n">S</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List</span><span·class="p"·data-group-id="5436976695-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1427 | ··</span><span·class="p"·data-group-id=" | 1427 | ··</span><span·class="p"·data-group-id="5436976695-2">{</span><span·class="n">List1</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="p"·data-group-id="5436976695-2">}</span><span·class="w">·</span><span·class="o">=</span><span·cla[·...·truncated·by·diffoscope;·len:·1130,·SHA:·5b153a4deaaf54fb6147d09de4fef4dd412ba07dc48b4a28f744ffbbb3a93000·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 1428 | ··</span><span·class="n">List1</span><span·class="p">.</span></code></pre><p>The·default·values·for·<code·class="inline">Index</code>·and·<code·class="inline">Step</code>·are·both·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="8 | 1428 | ··</span><span·class="n">List1</span><span·class="p">.</span></code></pre><p>The·default·values·for·<code·class="inline">Index</code>·and·<code·class="inline">Step</code>·are·both·<code·class="inline">1</code>.</p><p><em>Examples:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="0834824667-1">(</span><span·class="p"·data-group-id="0834824667-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="0834824667-2">]</span><span[·...·truncated·by·diffoscope;·len:·36,·SHA:·fd814cf6e287e6b971faf34197a6b871a9bab2d06e3d81e0c78101d624cb67a1·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1429 | </span><span·class="p"·data-group-id="8 | 1429 | </span><span·class="p"·data-group-id="0834824667-3">[</span><span·class="p"·data-group-id="0834824667-4">{</span><span·class="mi">1</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="0834824667-4">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·993,·SHA:·c66455864d08e3c6bcbe866d7bc1f5ac034fb333298678b0b3104e2f78215bcd·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1430 | </span><span·class="p"·data-group-id="6179271900-3">[</span><span·class="p"·data-group-id="6179271900-4">{</span><span·class="mi">10</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="6179271900-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="6179271900-5">{</span><span·class="mi">11</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="6179271900-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="6179271900-6">{</span><span·class="mi">12</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="6179271900-6">}</span><span·class="p"·data-group-id="6179271900-3">]</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">enumerate</span><span·class="p"·data-group-id="6472913412-1">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="o">-</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6472913412-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="6472913412-2">]</span><span·class="p"·data-group-id="6472913412-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1431 | </span><span·class="p"·data-group-id=" | 1430 | </span><span·class="p"·data-group-id="2684543589-3">[</span><span·class="p"·data-group-id="2684543589-4">{</span><span·class="mi">10</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="2684543589-4">}</span><span·class="p">,</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·1143,·SHA:·6079c2b778639ad9f08bb6c36114743085cac8fc143c19849ff89b1e8eef23d9·...·]> |
| 1431 | </span><span·class="p"·data-group-id="6765794713-3">[</span><span·class="p"·data-group-id="6765794713-4">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">a</span><span·class="p"·data-group-id="6765794713-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="6765794713-5">{</span><span·class="o">-</span><span·class="mi">2</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="6765794713-5">}</span><span·class="p">,</span><span·class="p"·data-group-id="6765794713-6">{</span><span·class="o">-</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">c</span><span·class="p"·data-group-id="6765794713-6">}</span><span·class="p"·data-group-id="6765794713-3">]</span></code></pre> | ||
| 1432 | ··</section> | 1432 | ··</section> |
| 1433 | </section> | 1433 | </section> |
| 1434 | <section·class="detail"·id="filter/2"> | 1434 | <section·class="detail"·id="filter/2"> |
| 1435 | ··<div·class="detail-header"> | 1435 | ··<div·class="detail-header"> |
| 1436 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1436 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1437 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1437 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1491, 23 lines modified | Offset 1491, 23 lines modified | ||
| 1491 | ·······················Value·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1491 | ·······················Value·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1492 | ······</div> | 1492 | ······</div> |
| 1493 | <p>Calls·<code·class="inline">Fun(Elem)</code>·on·successive·elements·<code·class="inline">Elem</code>·of·<code·class="inline">List1</code>·in·order·to·update·or | 1493 | <p>Calls·<code·class="inline">Fun(Elem)</code>·on·successive·elements·<code·class="inline">Elem</code>·of·<code·class="inline">List1</code>·in·order·to·update·or |
| 1494 | remove·elements·from·<code·class="inline">List1</code>.</p><p><code·class="inline">Fun/1</code>·must·return·either·a·Boolean·or·a·tuple·<code·class="inline">{true,·Value}</code>.·The·function | 1494 | remove·elements·from·<code·class="inline">List1</code>.</p><p><code·class="inline">Fun/1</code>·must·return·either·a·Boolean·or·a·tuple·<code·class="inline">{true,·Value}</code>.·The·function |
| 1495 | returns·the·list·of·elements·for·which·<code·class="inline">Fun</code>·returns·a·new·value,·where·a·value | 1495 | returns·the·list·of·elements·for·which·<code·class="inline">Fun</code>·returns·a·new·value,·where·a·value |
| 1496 | of·<code·class="inline">true</code>·is·synonymous·with·<code·class="inline">{true,·Elem}</code>.</p><p>That·is,·<code·class="inline">filtermap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filtermap</span><span·class="p"·data-group-id="4 | 1496 | of·<code·class="inline">true</code>·is·synonymous·with·<code·class="inline">{true,·Elem}</code>.</p><p>That·is,·<code·class="inline">filtermap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">filtermap</span><span·class="p"·data-group-id="4576899991-1">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="4576899991-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1497 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="4 | 1497 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="4576899991-2">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="4576899991-3">(</span><span·class="n">Elem</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p"·data-group-id="4576899991-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1498 | ·······················</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p"·data-group-id="4 | 1498 | ·······················</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Fun</span><span·class="p"·data-group-id="4576899991-4">(</span><span·class="n">Elem</span><span·class="p"·data-group-id="4576899991-4">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1499 | ···························</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">;</span><span·class="w"> | 1499 | ···························</span><span·class="ss">false</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">;</span><span·class="w"> |
| 1500 | ···························</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4 | 1500 | ···························</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="4576899991-5">[</span><span·class="n">Elem</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="4576899991-5">]</span><span·class="p">;</span><span·class="w"> |
| 1501 | ···························</span><span·class="p"·data-group-id="4 | 1501 | ···························</span><span·class="p"·data-group-id="4576899991-6">{</span><span·class="ss">true</span><span·class="p">,</span><span·class="n">Value</span><span·class="p"·data-group-id="4576899991-6">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·146,·SHA:·60d64df0653b805521e9182f2f4da3d5fd453d321b5fa829cf1f9cdc76e2d16a·...·]-7">]</span><span·class="w"> |
| 1502 | ·······················</span><span·class="k">end</span><span·class="w"> | 1502 | ·······················</span><span·class="k">end</span><span·class="w"> |
| 1503 | ················</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4 | 1503 | ················</span><span·class="k">end</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4576899991-8">[</span><span·class="p"·data-group-id="4576899991-8">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="4576899991-2">)</span><span·class="p">.</span></code></pre><p><em>Example:<[·...·truncated·by·diffoscope;·len:·1817,·SHA:·74a8360ab8dfa54dae49d52095e1a66bd7ace82faa784eae032063ecbd5d5b90·...·]4-1">)</span><span·class="p">.</span><span·class="w"> |
| 1504 | </span><span·class="p"·data-group-id=" | 1504 | </span><span·class="p"·data-group-id="0837639534-5">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="0837639534-5">]</span></code></pre> |
| 1505 | ··</section> | 1505 | ··</section> |
| 1506 | </section> | 1506 | </section> |
| 1507 | <section·class="detail"·id="flatlength/1"> | 1507 | <section·class="detail"·id="flatlength/1"> |
| 1508 | ··<div·class="detail-header"> | 1508 | ··<div·class="detail-header"> |
| 1509 | ····<a·href="#flatlength/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1509 | ····<a·href="#flatlength/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1510 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1510 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1554, 17 lines modified | Offset 1554, 17 lines modified | ||
| 1554 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·flatmap(Fun,·List1)·->·List2 | 1554 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·flatmap(Fun,·List1)·->·List2 |
| 1555 | ·················when·Fun·::·fun((A)·->·[B]),·List1·::·[A],·List2·::·[B],·A·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·B·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 1555 | ·················when·Fun·::·fun((A)·->·[B]),·List1·::·[A],·List2·::·[B],·A·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·B·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 1556 | ······</div> | 1556 | ······</div> |
| 1557 | <p>Takes·a·function·from·<code·class="inline">A</code>s·to·lists·of·<code·class="inline">B</code>s,·and·a·list·of·<code·class="inline">A</code>s·(<code·class="inline">List1</code>)·and | 1557 | <p>Takes·a·function·from·<code·class="inline">A</code>s·to·lists·of·<code·class="inline">B</code>s,·and·a·list·of·<code·class="inline">A</code>s·(<code·class="inline">List1</code>)·and |
| 1558 | produces·a·list·of·<code·class="inline">B</code>s·by·applying·the·function·to·every·element·in·<code·class="inline">List1</code>·and | 1558 | produces·a·list·of·<code·class="inline">B</code>s·by·applying·the·function·to·every·element·in·<code·class="inline">List1</code>·and |
| 1559 | appending·the·resulting·lists.</p><p>That·is,·<code·class="inline">flatmap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">flatmap</span><span·class="p"·data-group-id=" | 1559 | appending·the·resulting·lists.</p><p>That·is,·<code·class="inline">flatmap</code>·behaves·as·if·it·had·been·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">flatmap</span><span·class="p"·data-group-id="3102284037-1">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="3102284037-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1560 | ····</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 1560 | ····</span><span·class="nf">append</span><span·class="p"·data-group-id="3102284037-2">(</span><span·class="nf">map</span><span·class="p"·data-group-id="3102284037-3">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="n">List1</span><span·class="p"·data-group-id="3102284037-3">)</span[·...·truncated·by·diffoscope;·len:·1073,·SHA:·e9a44f044945a46499d942adc48a0e07baafb3d743894ad28f5d41b6bc50953c·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1561 | </span><span·class="p"·data-group-id=" | 1561 | </span><span·class="p"·data-group-id="9250131284-5">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·class="ss">c</span><span·class="[·...·truncated·by·diffoscope;·len:·77,·SHA:·5c2be9228e467ec674ca4da28f2a956a59659e3cd82bc646dab47a8192a23a34·...·]-5">]</span></code></pre> |
| 1562 | ··</section> | 1562 | ··</section> |
| 1563 | </section> | 1563 | </section> |
| 1564 | <section·class="detail"·id="flatten/1"> | 1564 | <section·class="detail"·id="flatten/1"> |
| 1565 | ··<div·class="detail-header"> | 1565 | ··<div·class="detail-header"> |
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| 443 | ······<p·class="built-using"> | 443 | ······<p·class="built-using"> |
| 444 | ········Built·using | 444 | ········Built·using |
| 445 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 445 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 446 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 446 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 447 | ······</p> | 447 | ······</p> |
| 448 | <p>Copyright·©·1996-202 | 448 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 449 | ····</footer> | 449 | ····</footer> |
| 450 | ··</div> | 450 | ··</div> |
| 451 | </main> | 451 | </main> |
| 452 | </div> | 452 | </div> |
| 453 | <script> | 453 | <script> |
| 454 | ··function·mermaidLoaded()·{ | 454 | ··function·mermaidLoaded()·{ |
| 455 | ····mermaid.initialize({ | 455 | ····mermaid.initialize({ |
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| 1138 | ······<p·class="built-using"> | 1138 | ······<p·class="built-using"> |
| 1139 | ········Built·using | 1139 | ········Built·using |
| 1140 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1140 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1141 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1141 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1142 | ······</p> | 1142 | ······</p> |
| 1143 | <p>Copyright·©·1996-202 | 1143 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1144 | ····</footer> | 1144 | ····</footer> |
| 1145 | ··</div> | 1145 | ··</div> |
| 1146 | </main> | 1146 | </main> |
| 1147 | </div> | 1147 | </div> |
| 1148 | <script> | 1148 | <script> |
| 1149 | ··function·mermaidLoaded()·{ | 1149 | ··function·mermaidLoaded()·{ |
| 1150 | ····mermaid.initialize({ | 1150 | ····mermaid.initialize({ |
| Offset 150, 55 lines modified | Offset 150, 55 lines modified | ||
| 150 | ··</a> | 150 | ··</a> |
| 151 | ··<span·class="text">Example·1</span> | 151 | ··<span·class="text">Example·1</span> |
| 152 | </h2> | 152 | </h2> |
| 153 | <p>Using·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·and·a·match·specification,·one·can·filter·out·rows·of·a | 153 | <p>Using·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·and·a·match·specification,·one·can·filter·out·rows·of·a |
| 154 | table·and·construct·a·list·of·tuples·containing·relevant·parts·of·the·data·in | 154 | table·and·construct·a·list·of·tuples·containing·relevant·parts·of·the·data·in |
| 155 | these·rows.·One·can·use·<a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·instead,·but·the·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·is | 155 | these·rows.·One·can·use·<a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·instead,·but·the·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·is |
| 156 | far·more·efficient.·Without·the·translation·provided·by·<code·class="inline">ms_transform</code>,·one·must | 156 | far·more·efficient.·Without·the·translation·provided·by·<code·class="inline">ms_transform</code>,·one·must |
| 157 | struggle·with·writing·match·specifications·terms·to·accommodate·this.</p><p>Consider·a·simple·table·of·employees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 157 | struggle·with·writing·match·specifications·terms·to·accommodate·this.</p><p>Consider·a·simple·table·of·employees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="5472366948-1">(</span><span·class="ss">emp</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5472366948-2">{</span><span·class="ss">empno</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%Employee·number·as·a·string,·the·key</span><span·class="w"> |
| 158 | ··············</span><span·class="ss">surname</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%Surname·of·the·employee</span><span·class="w"> | 158 | ··············</span><span·class="ss">surname</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%Surname·of·the·employee</span><span·class="w"> |
| 159 | ··············</span><span·class="ss">givenname</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%Given·name·of·employee</span><span·class="w"> | 159 | ··············</span><span·class="ss">givenname</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%Given·name·of·employee</span><span·class="w"> |
| 160 | ··············</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%Department,·one·of·{dev,sales,prod,adm}</span><span·class="w"> | 160 | ··············</span><span·class="ss">dept</span><span·class="p">,</span><span·class="w">······</span><span·class="c1">%Department,·one·of·{dev,sales,prod,adm}</span><span·class="w"> |
| 161 | ··············</span><span·class="ss">empyear</span><span·class="p"·data-group-id=" | 161 | ··············</span><span·class="ss">empyear</span><span·class="p"·data-group-id="5472366948-2">}</span><span·class="p"·data-group-id="5472366948-1">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%Year·the·employee·was·employed</span></code></pre><p>We·create·the·table·using:</p><pre><code·class="text">ets:new([·...·truncated·by·diffoscope;·len:·641,·SHA:·7ee91ac4908c78f64d8387e1b3095fa232aa739c29a2cef15dca0a74dd1b67ad·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 162 | ·</span><span·class="p"·data-group-id=" | 162 | ·</span><span·class="p"·data-group-id="0631521524-3">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"041231"</span><span·class="p">,</span><span·class="s">"Doe"</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p">,[·...·truncated·by·diffoscope;·len:·128,·SHA:·d041620f854d9aa8c5252e3c917732350594a19466cf15b79a3d15f10986d23e·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 163 | ·</span><span·class="p"·data-group-id=" | 163 | ·</span><span·class="p"·data-group-id="0631521524-4">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"052341"</span><span·class="p">,</span><span·class="s">"Smith"</span><span·class="p">,</span><span·class="s">"John"</span><span·class="p"[·...·truncated·by·diffoscope;·len:·129,·SHA:·17b35896a21423194c60dc04aad5dcd281c5e06d5ee5e963da0da6936c5f6eb5·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 164 | ·</span><span·class="p"·data-group-id=" | 164 | ·</span><span·class="p"·data-group-id="0631521524-5">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"076324"</span><span·class="p">,</span><span·class="s">"Smith"</span><span·class="p">,</span><span·class="s">"Ella"</span><span·class="p"[·...·truncated·by·diffoscope;·len:·131,·SHA:·44925510cbb2e4b2c83969b696d859d0f7bd8900e6d2c6b92b8494b4b90df6d0·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ·</span><span·class="p"·data-group-id=" | 165 | ·</span><span·class="p"·data-group-id="0631521524-6">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"122334"</span><span·class="p">,</span><span·class="s">"Weston"</span><span·class="p">,</span><span·class="s">"Anna"</span><span·class="p[·...·truncated·by·diffoscope;·len:·131,·SHA:·e3e361268f51ff293db20d8c42d95cab0ad4873ef41267594ac5ae97052496dc·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ·</span><span·class="p"·data-group-id=" | 166 | ·</span><span·class="p"·data-group-id="0631521524-7">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"535216"</span><span·class="p">,</span><span·class="s">"Chalker"</span><span·class="p">,</span><span·class="s">"Samuel"</span><span·class[·...·truncated·by·diffoscope;·len:·133,·SHA:·fb9527a43faf6601f0ef0525ae7f4bde19d28dc9a846234f048f5e42f8f9c09f·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 167 | ·</span><span·class="p"·data-group-id=" | 167 | ·</span><span·class="p"·data-group-id="0631521524-8">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"789789"</span><span·class="p">,</span><span·class="s">"Harrysson"</span><span·class="p">,</span><span·class="s">"Joe"</span><span·class=[·...·truncated·by·diffoscope;·len:·132,·SHA:·faaf391b619925671cee95e041e2b03ab85e98bb8bf0646d649ea905c60ce5dc·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 168 | ·</span><span·class="p"·data-group-id=" | 168 | ·</span><span·class="p"·data-group-id="0631521524-9">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"963721"</span><span·class="p">,</span><span·class="s">"Scott"</span><span·class="p">,</span><span·class="s">"Juliana"</span><span·class=[·...·truncated·by·diffoscope;·len:·132,·SHA:·2793ce9f136c1302efcea3e831926d535efca3c45d0988311d357051dfcc9d47·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ·</span><span·class="p"·data-group-id=" | 169 | ·</span><span·class="p"·data-group-id="0631521524-10">{</span><span·class="ss">emp</span><span·class="p">,</span><span·class="s">"989891"</span><span·class="p">,</span><span·class="s">"Brown"</span><span·class="p">,</span><span·class="s">"Gabriel"</span><span·class[·...·truncated·by·diffoscope;·len:·188,·SHA:·08d04d424feacc2e36f1dd1ecda4fa0a107102ed75a2415b931dbc53facf597c·...·]-1">]</span></code></pre><p>Assuming·that·we·want·the·employee·numbers·of·everyone·in·the·sales·department, |
| 170 | there·are·several·ways.</p><p><a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id=" | 170 | there·are·several·ways.</p><p><a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">match</span><span·class="p"·data-group-id="6609158975-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6609158975-2">{</span><span·class="ss">'_'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">&#[·...·truncated·by·diffoscope;·len:·437,·SHA:·2fc58978969b953acbfe81ff045f6e61f2565174e00191a4832d9677030da28f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p"·data-group-id=" | 171 | </span><span·class="p"·data-group-id="6609158975-3">[</span><span·class="p"·data-group-id="6609158975-4">[</span><span·class="s">"011103"</span><span·class="p"·data-group-id="6609158975-4">]</span><span·class="p">,</span><span·class="p"·data-group-id="6609158975-5">[</span><span·clas[·...·truncated·by·diffoscope;·len:·125,·SHA:·6e8f6603507ade448d5cc593900993cfd33d5da13d61f2533fe42a5338485bfe·...·]-3">]</span></code></pre><p><a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·uses·a·simpler·type·of·match·specification,·but·it·is·still |
| 172 | unreadable,·and·one·has·little·control·over·the·returned·result.·It·is·always·a | 172 | unreadable,·and·one·has·little·control·over·the·returned·result.·It·is·always·a |
| 173 | list·of·lists.</p><p><a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·or·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·be·used·to·avoid·the·nested·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id=" | 173 | list·of·lists.</p><p><a·href="ets.html#foldl/3"><code·class="inline">ets:foldl/3</code></a>·or·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·be·used·to·avoid·the·nested·lists:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="1951121809-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1951121809-2">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="1951121809-3">{</span><span·class="ss">empno</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·699,·SHA:·52f9cedd495307c982e17982402461d9a45422fc6be2e4cf1f76f16e6d9f6346·...·]9-4">]</span><span·class="p">;</span><span·class="w"> |
| 174 | ·············</span><span·class="p"·data-group-id=" | 174 | ·············</span><span·class="p"·data-group-id="1951121809-5">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Acc</span><span·class="p"·data-group-id="1951121809-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w"> |
| 175 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 175 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 176 | ··········</span><span·class="p"·data-group-id=" | 176 | ··········</span><span·class="p"·data-group-id="1951121809-6">[</span><span·class="p"·data-group-id="1951121809-6">]</span><span·class="p">,</span><span·class="w"> |
| 177 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id=" | 177 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id="1951121809-1">)</span><span·class="p">.</span></code></pre><p>The·result·is·<code·class="inline">["011103","076324"]</code>.·The·fun·is·straightforward,·so·the·only |
| 178 | problem·is·that·all·the·data·from·the·table·must·be·transferred·from·the·table | 178 | problem·is·that·all·the·data·from·the·table·must·be·transferred·from·the·table |
| 179 | to·the·calling·process·for·filtering.·That·is·inefficient·compared·to·the | 179 | to·the·calling·process·for·filtering.·That·is·inefficient·compared·to·the |
| 180 | <a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·call·where·the·filtering·can·be·done·"inside"·the·emulator·and | 180 | <a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·call·where·the·filtering·can·be·done·"inside"·the·emulator·and |
| 181 | only·the·result·is·transferred·to·the·process.</p><p>Consider·a·"pure"·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·that·does·what·<code·class="inline">ets:foldr</code>·does:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 181 | only·the·result·is·transferred·to·the·process.</p><p>Consider·a·"pure"·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·call·that·does·what·<code·class="inline">ets:foldr</code>·does:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="9943597590-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9943597590-2">[</span><span·class="p"·data-group-id="9943597590-3">{</span><span·class="o">#</span><span·class="ss">emp</spa[·...·truncated·by·diffoscope;·len:·996,·SHA:·920785b0c4590afa0241be94103da1ff248e3cea694d6ba3870b546bc78522e3·...·]-1">)</span><span·class="p">.</span></code></pre><p>Although·the·record·syntax·is·used,·it·is·still·hard·to·read·and·even·harder·to |
| 182 | write.·The·first·element·of·the·tuple, | 182 | write.·The·first·element·of·the·tuple, |
| 183 | <code·class="inline">#emp{empno·=·'$1',·dept·=·sales,·_='_'}</code>,·tells·what·to·match.·Elements·not | 183 | <code·class="inline">#emp{empno·=·'$1',·dept·=·sales,·_='_'}</code>,·tells·what·to·match.·Elements·not |
| 184 | matching·this·are·not·returned,·as·in·the·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·example.·The·second | 184 | matching·this·are·not·returned,·as·in·the·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·example.·The·second |
| 185 | element,·the·empty·list,·is·a·list·of·guard·expressions,·which·we·do·not·need. | 185 | element,·the·empty·list,·is·a·list·of·guard·expressions,·which·we·do·not·need. |
| 186 | The·third·element·is·the·list·of·expressions·constructing·the·return·value·(in | 186 | The·third·element·is·the·list·of·expressions·constructing·the·return·value·(in |
| 187 | ETS·this·is·almost·always·a·list·containing·one·single·term).·In·our·case·<code·class="inline">'$1'</code> | 187 | ETS·this·is·almost·always·a·list·containing·one·single·term).·In·our·case·<code·class="inline">'$1'</code> |
| 188 | is·bound·to·the·employee·number·in·the·head·(first·element·of·the·tuple),·and | 188 | is·bound·to·the·employee·number·in·the·head·(first·element·of·the·tuple),·and |
| 189 | hence·the·employee·number·is·returned.·The·result·is·<code·class="inline">["011103","076324"]</code>,·as | 189 | hence·the·employee·number·is·returned.·The·result·is·<code·class="inline">["011103","076324"]</code>,·as |
| 190 | in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·but·the·result·is·retrieved·much·more·efficiently | 190 | in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·but·the·result·is·retrieved·much·more·efficiently |
| 191 | in·terms·of·execution·speed·and·memory·consumption.</p><p>Using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>,·we·can·combine·the·ease·of·use·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·and | 191 | in·terms·of·execution·speed·and·memory·consumption.</p><p>Using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>,·we·can·combine·the·ease·of·use·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·and |
| 192 | the·efficiency·of·the·pure·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 192 | the·efficiency·of·the·pure·<a·href="ets.html#select/2"><code·class="inline">ets:select/2</code></a>·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="5013328632-1">(</span><span·class="s">"stdlib/include/ms_transform.hrl"</span><span·class="p"·data-group-id="5013328632-1">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 193 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="5013328632-2">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="5013328632-3">(</span><span·class="w"> |
| 194 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 194 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="5013328632-4">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="5013328632-5">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·266,·SHA:·535b2013872022a3d1961f7eccb27ff22db95c9411cb4a492fa04673e442e8a0·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ······························</span><span·class="n">E</span><span·class="w"> | 195 | ······························</span><span·class="n">E</span><span·class="w"> |
| 196 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 196 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="5013328632-3">)</span><span·class="p"·data-group-id="5013328632-2">)</span><span·class="p">.</span></code></pre><p>This·example·requires·no·special·knowledge·of·match·specifications·to |
| 197 | understand.·The·head·of·the·fun·matches·what·you·want·to·filter·out·and·the·body | 197 | understand.·The·head·of·the·fun·matches·what·you·want·to·filter·out·and·the·body |
| 198 | returns·what·you·want·returned.·As·long·as·the·fun·can·be·kept·within·the·limits | 198 | returns·what·you·want·returned.·As·long·as·the·fun·can·be·kept·within·the·limits |
| 199 | of·the·match·specifications,·there·is·no·need·to·transfer·all·table·data·to·the | 199 | of·the·match·specifications,·there·is·no·need·to·transfer·all·table·data·to·the |
| 200 | process·for·filtering·as·in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example.·It·is·easier·to·read·than | 200 | process·for·filtering·as·in·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example.·It·is·easier·to·read·than |
| 201 | the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·as·the·select·call·in·itself·discards·anything·that | 201 | the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·example,·as·the·select·call·in·itself·discards·anything·that |
| 202 | does·not·match,·while·the·fun·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·call·needs·to·handle·both·the | 202 | does·not·match,·while·the·fun·of·the·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·call·needs·to·handle·both·the |
| 203 | elements·matching·and·the·ones·not·matching.</p><p>In·the·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>·example·above,·it·is·needed·to·include·<code·class="inline">ms_transform.hrl</code> | 203 | elements·matching·and·the·ones·not·matching.</p><p>In·the·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>·example·above,·it·is·needed·to·include·<code·class="inline">ms_transform.hrl</code> |
| Offset 212, 90 lines modified | Offset 212, 90 lines modified | ||
| 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 212 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 213 | ··</a> | 213 | ··</a> |
| 214 | ··<span·class="text">Example·2</span> | 214 | ··<span·class="text">Example·2</span> |
| 215 | </h2> | 215 | </h2> |
| 216 | <p>Assume·that·we·want·to·get·all·the·employee·numbers·of·employees·hired·before | 216 | <p>Assume·that·we·want·to·get·all·the·employee·numbers·of·employees·hired·before |
| 217 | year·2000.·Using·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·is·not·an·alternative·here,·as·relational | 217 | year·2000.·Using·<a·href="ets.html#match/2"><code·class="inline">ets:match/2</code></a>·is·not·an·alternative·here,·as·relational |
| 218 | operators·cannot·be·expressed·there.·Once·again,·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·do·it | 218 | operators·cannot·be·expressed·there.·Once·again,·<a·href="ets.html#foldr/3"><code·class="inline">ets:foldr/3</code></a>·can·do·it |
| 219 | (slowly,·but·correct):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="9 | 219 | (slowly,·but·correct):</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">foldr</span><span·class="p"·data-group-id="9799630391-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="9799630391-2">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="9799630391-3">{</span><span·class="ss">empno</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·899,·SHA:·c96ae07d8443e615a0c56e8df5fc644cfd130bbc804110296493f12563b3e8f1·...·]-4">]</span><span·class="p">;</span><span·class="w"> |
| 220 | ··················</span><span·class="p"·data-group-id="9 | 220 | ··················</span><span·class="p"·data-group-id="9799630391-5">(</span><span·class="p">_</span><span·class="p">,</span><span·class="n">Acc</span><span·class="p"·data-group-id="9799630391-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w"> |
| 221 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 221 | ··········</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 222 | ··········</span><span·class="p"·data-group-id="9 | 222 | ··········</span><span·class="p"·data-group-id="9799630391-6">[</span><span·class="p"·data-group-id="9799630391-6">]</span><span·class="p">,</span><span·class="w"> |
| 223 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id="9 | 223 | ··········</span><span·class="ss">emp_tab</span><span·class="p"·data-group-id="9799630391-1">)</span><span·class="p">.</span></code></pre><p>The·result·is·<code·class="inline">["052341","076324","535216","789789","989891"]</code>,·as·expected.·The |
| 224 | equivalent·expression·using·a·handwritten·match·specification·would·look·like | 224 | equivalent·expression·using·a·handwritten·match·specification·would·look·like |
| 225 | this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 225 | this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="8511910906-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8511910906-2">[</span><span·class="p"·data-group-id="8511910906-3">{</span><span·class="o">#</span><span·class="ss">emp</spa[·...·truncated·by·diffoscope;·len:·551,·SHA:·2bd96eb970d8a3a40097789eeb8edf5195f1b364c7c88550c8d57aa01ddf4b6b·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ·····················</span><span·class="p"·data-group-id=" | 226 | ·····················</span><span·class="p"·data-group-id="8511910906-5">[</span><span·class="p"·data-group-id="8511910906-6">{</span><span·class="ss">'<'</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'$2'</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·111,·SHA:·44e952c1a1e1d0fe637f37e3b541aa2a5586755094c769a374ae7df3546c7ce2·...·]-5">]</span><span·class="p">,</span><span·class="w"> |
| 227 | ·····················</span><span·class="p"·data-group-id=" | 227 | ·····················</span><span·class="p"·data-group-id="8511910906-7">[</span><span·class="ss">'$1'</span><span·class="p"·data-group-id="8511910906-7">]</span><span·class="p"·data-group-id="8511910906-3">}</span><span·class="p"·data-group-id="8511910906-2">]</span><span·class="p"·data-group-id="85119109[·...·truncated·by·diffoscope;·len:·2,·SHA:·aacd834b5cdc64a329e27649143406dd068306542988dfc250d6184745894849·...·]-1">)</span><span·class="p">.</span></code></pre><p>This·gives·the·same·result.·<code·class="inline">[{'<',·'$2',·2000}]</code>·is·in·the·guard·part·and |
| 228 | therefore·discards·anything·that·does·not·have·an·<code·class="inline">empyear</code>·(bound·to·<code·class="inline">'$2'</code>·in | 228 | therefore·discards·anything·that·does·not·have·an·<code·class="inline">empyear</code>·(bound·to·<code·class="inline">'$2'</code>·in |
| 229 | the·head)·less·than·2000,·as·the·guard·in·the·<code·class="inline">foldr/3</code>·example.</p><p>We·write·it·using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 229 | the·head)·less·than·2000,·as·the·guard·in·the·<code·class="inline">foldr/3</code>·example.</p><p>We·write·it·using·<a·href="ets.html#fun2ms/1"><code·class="inline">ets:fun2ms/1</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="1443873863-1">(</span><span·class="s">"stdlib/include/ms_transform.hrl"</span><span·class="p"·data-group-id="1443873863-1">)</span><span·class="p">.</span><span·class="w"> |
| 230 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 230 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="1443873863-2">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="1443873863-3">(</span><span·class="w"> |
| 231 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 231 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="1443873863-4">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="1443873863-5">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·264,·SHA:·f64f938cf9b8ed0dfd788d8338595c8339898667bf2ae29efb946e38a4dd5bf3·...·]-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">2000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ···························</span><span·class="n">E</span><span·class="w"> | 232 | ···························</span><span·class="n">E</span><span·class="w"> |
| 233 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 233 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="1443873863-3">)</span><span·class="p"·data-group-id="1443873863-2">)</span><span·class="p">.</span></code></pre><h2·id="module-example-3"·class="section-heading"> |
| 234 | ··<a·href="#module-example-3"·class="hover-link"> | 234 | ··<a·href="#module-example-3"·class="hover-link"> |
| 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 235 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 236 | ··</a> | 236 | ··</a> |
| 237 | ··<span·class="text">Example·3</span> | 237 | ··<span·class="text">Example·3</span> |
| 238 | </h2> | 238 | </h2> |
| 239 | <p>Assume·that·we·want·the·whole·object·matching·instead·of·only·one·element.·One | 239 | <p>Assume·that·we·want·the·whole·object·matching·instead·of·only·one·element.·One |
| 240 | alternative·is·to·assign·a·variable·to·every·part·of·the·record·and·build·it·up | 240 | alternative·is·to·assign·a·variable·to·every·part·of·the·record·and·build·it·up |
| 241 | once·again·in·the·body·of·the·fun,·but·the·following·is·easier:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="6143946140-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="6143946140-2">(</span><span·class="w"> | ||
| 242 | · | 241 | once·again·in·the·body·of·the·fun,·but·the·following·is·easier:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="0945386198-1">(</span><span·c[·...·truncated·by·diffoscope;·len:·199,·SHA:·21c8f7fe2db934a4dff53a90d628f8a92fd7aea396cbc3bd5beb47494acb3121·...·]</span><span·class="w"> |
| 242 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="0945386198-3">(</span><span·class="n">Obj</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="0945386198-4">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">empyear</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="0945386198-4">}</span><span·class="p"·data-group-id="0945386198-3">)</span><span·class="w"> | ||
| 243 | ·························</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">2000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 243 | ·························</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">2000</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 244 | ······························</span><span·class="n">Obj</span><span·class="w"> | 244 | ······························</span><span·class="n">Obj</span><span·class="w"> |
| 245 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id=" | 245 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="0945386198-2">)</span><span·class="p"·data-group-id="0945386198-1">)</span><span·class="p">.</span></code></pre><p>As·in·ordinary·Erlang·matching,·you·can·bind·a·variable·to·the·whole·matched |
| 246 | object·using·a·"match·inside·the·match",·that·is,·a·<code·class="inline">=</code>.·Unfortunately·in·funs | 246 | object·using·a·"match·inside·the·match",·that·is,·a·<code·class="inline">=</code>.·Unfortunately·in·funs |
| 247 | translated·to·match·specifications,·it·is·allowed·only·at·the·"top-level",·that | 247 | translated·to·match·specifications,·it·is·allowed·only·at·the·"top-level",·that |
| 248 | is,·matching·the·<em>whole</em>·object·arriving·to·be·matched·into·a·separate·variable. | 248 | is,·matching·the·<em>whole</em>·object·arriving·to·be·matched·into·a·separate·variable. |
| 249 | If·you·are·used·to·writing·match·specifications·by·hand,·we·mention·that | 249 | If·you·are·used·to·writing·match·specifications·by·hand,·we·mention·that |
| 250 | variable·A·is·simply·translated·into·'$_'.·Alternatively,·pseudo·function | 250 | variable·A·is·simply·translated·into·'$_'.·Alternatively,·pseudo·function |
| 251 | <code·class="inline">object/0</code>·also·returns·the·whole·matched·object,·see·section | 251 | <code·class="inline">object/0</code>·also·returns·the·whole·matched·object,·see·section |
| 252 | <a·href="ms_transform.html#warnings_and_restrictions">Warnings·and·Restrictions</a>.</p><h2·id="module-example-4"·class="section-heading"> | 252 | <a·href="ms_transform.html#warnings_and_restrictions">Warnings·and·Restrictions</a>.</p><h2·id="module-example-4"·class="section-heading"> |
| 253 | ··<a·href="#module-example-4"·class="hover-link"> | 253 | ··<a·href="#module-example-4"·class="hover-link"> |
| 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 254 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 255 | ··</a> | 255 | ··</a> |
| 256 | ··<span·class="text">Example·4</span> | 256 | ··<span·class="text">Example·4</span> |
| 257 | </h2> | 257 | </h2> |
| 258 | <p>This·example·concerns·the·body·of·the·fun.·Assume·that·all·employee·numbers | 258 | <p>This·example·concerns·the·body·of·the·fun.·Assume·that·all·employee·numbers |
| 259 | beginning·with·zero·(<code·class="inline">0</code>)·must·be·changed·to·begin·with·one·(<code·class="inline">1</code>)·instead,·and | 259 | beginning·with·zero·(<code·class="inline">0</code>)·must·be·changed·to·begin·with·one·(<code·class="inline">1</code>)·instead,·and |
| 260 | that·we·want·to·create·the·list·<code·class="inline">[{<Old·empno>,<New·empno>}]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="3 | 260 | that·we·want·to·create·the·list·<code·class="inline">[{<Old·empno>,<New·empno>}]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="3430083718-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="3430083718-2">(</span><span·class="w"> |
| 261 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="3 | 261 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="3430083718-3">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="3430083718-4">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·319,·SHA:·082d6a7b286bbc95f4e4f62dd6a38732186e35082c356f5f4ae5cb7fbbe47f5b·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 262 | ······························</span><span·class="p"·data-group-id="3 | 262 | ······························</span><span·class="p"·data-group-id="3430083718-6">{</span><span·class="p"·data-group-id="3430083718-7">[</span><span·class="sc">$0</span><span·class="p">|</span><span·class="n">Rest</span><span·class="p"·data-group-id="3430083718-7">]</span><span·class="p">,</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·196,·SHA:·280bd0e2475486a7c73995101ad0a111655b4852e12d0ddfad2ed5a07f8b2ab6·...·]-6">}</span><span·class="w"> |
| 263 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="3 | 263 | ······················</span><span·class="k">end</span><span·class="p"·data-group-id="3430083718-2">)</span><span·class="p"·data-group-id="3430083718-1">)</span><span·class="p">.</span></code></pre><p>This·query·hits·the·feature·of·partially·bound·keys·in·table·type·<code·class="inline">ordered_set</code>, |
| 264 | so·that·not·the·whole·table·needs·to·be·searched,·only·the·part·containing·keys | 264 | so·that·not·the·whole·table·needs·to·be·searched,·only·the·part·containing·keys |
| 265 | beginning·with·<code·class="inline">0</code>·is·looked·into.</p><h2·id="module-example-5"·class="section-heading"> | 265 | beginning·with·<code·class="inline">0</code>·is·looked·into.</p><h2·id="module-example-5"·class="section-heading"> |
| 266 | ··<a·href="#module-example-5"·class="hover-link"> | 266 | ··<a·href="#module-example-5"·class="hover-link"> |
| 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 267 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 268 | ··</a> | 268 | ··</a> |
| 269 | ··<span·class="text">Example·5</span> | 269 | ··<span·class="text">Example·5</span> |
| 270 | </h2> | 270 | </h2> |
| 271 | <p>The·fun·can·have·many·clauses.·Assume·that·we·want·to·do·the·following:</p><ul><li>If·an·employee·started·before·1997,·return·the·tuple | 271 | <p>The·fun·can·have·many·clauses.·Assume·that·we·want·to·do·the·following:</p><ul><li>If·an·employee·started·before·1997,·return·the·tuple |
| 272 | <code·class="inline">{inventory,·<employee·number>}</code>.</li><li>If·an·employee·started·1997·or·later,·but·before·2001,·return | 272 | <code·class="inline">{inventory,·<employee·number>}</code>.</li><li>If·an·employee·started·1997·or·later,·but·before·2001,·return |
| 273 | <code·class="inline">{rookie,·<employee·number>}</code>.</li><li>For·all·other·employees,·return·<code·class="inline">{newbie,·<employee·number>}</code>,·except·for | 273 | <code·class="inline">{rookie,·<employee·number>}</code>.</li><li>For·all·other·employees,·return·<code·class="inline">{newbie,·<employee·number>}</code>,·except·for |
| 274 | those·named·<code·class="inline">Smith</code>·as·they·would·be·affronted·by·anything·other·than·the·tag | 274 | those·named·<code·class="inline">Smith</code>·as·they·would·be·affronted·by·anything·other·than·the·tag |
| 275 | <code·class="inline">guru</code>·and·that·is·also·what·is·returned·for·their·numbers: | 275 | <code·class="inline">guru</code>·and·that·is·also·what·is·returned·for·their·numbers: |
| 276 | <code·class="inline">{guru,·<employee·number>}</code>.</li></ul><p>This·is·accomplished·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id=" | 276 | <code·class="inline">{guru,·<employee·number>}</code>.</li></ul><p>This·is·accomplished·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">select</span><span·class="p"·data-group-id="8448896278-1">(</span><span·class="ss">emp_tab</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ets</span><span·class="p">:</span><span·class="nf">fun2ms</span><span·class="p"·data-group-id="8448896278-2">(</span><span·class="w"> |
| 277 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 277 | ······················</span><span·class="nf">fun</span><span·class="p"·data-group-id="8448896278-3">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="8448896278-4">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·304,·SHA:·bdb35eea9e8db4a2a9e0f67ed44ff71c55845eb392e046c11ed78f7d8d2c577b·...·]-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 278 | ······························</span><span·class="p"·data-group-id=" | 278 | ······························</span><span·class="p"·data-group-id="8448896278-5">{</span><span·class="ss">guru</span><span·class="p">,</span><span·class="n">E</span><span·class="p"·data-group-id="8448896278-5">}</span><span·class="p">;</span><span·class="w"> |
| 279 | ·························</span><span·class="p"·data-group-id=" | 279 | ·························</span><span·class="p"·data-group-id="8448896278-6">(</span><span·class="o">#</span><span·class="ss">emp</span><span·class="p"·data-group-id="8448896278-7">{</span><span·class="ss">empno</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">E</span><span[·...·truncated·by·diffoscope;·len:·264,·SHA:·dc2d268ee1442ee47edb78a693b27b3776dcdc25461924cadb7b7618d1eade0a·...·]-6">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="mi">1997</span><span·class="w">··</span><span·class="p">-></span><span·class="w"> |
| 280 | ······························</span><span·class="p"·data-group-id=" | 280 | ······························</span><span·class="p"·data-group-id="8448896278-8">{</span><span·class="ss">inventory</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p"·data-group-id="8448896278-8">}</span><span·class="p">;</span><span·class="w"> |
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| 147 | ··<a·href="#fixed-bugs-and-malfunctions-1"·class="hover-link"> | 147 | ··<a·href="#fixed-bugs-and-malfunctions-1"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 150 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 151 | </h3> | 151 | </h3> |
| 152 | <ul><li><p>Made·it·possible·to·expand·help·text·displayed·by·pressing·^[h·by·pressing·^[h·again.</p><p>Own·Id:·OTP-19260·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8884"·title="">PR-8884</a></p></li><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 152 | <ul><li><p>Made·it·possible·to·expand·help·text·displayed·by·pressing·^[h·by·pressing·^[h·again.</p><p>Own·Id:·OTP-19260·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8884"·title="">PR-8884</a></p></li><li><p>Defining·a·fun·in·the·shell·using·the·syntax·<code·class="inline">fun·Name/Arity</code>·would·fail.·This·has·been·corrected·so·that·the·following·now·works:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">F</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="nb">is_atom</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 153 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 154 | >·</span><span·class="n">F</span><span·class="p"·data-group-id=" | 154 | >·</span><span·class="n">F</span><span·class="p"·data-group-id="1515355375-1">(</span><span·class="ss">a</span><span·class="p"·data-group-id="1515355375-1">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 155 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 156 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> | 156 | 3>·</span><span·class="n">Id</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">id</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> | 157 | </span><span·class="p">#</span><span·class="n">Fun</span><span·class="p">.</span><span·class="ss">erl</span><span·class="p">.</span><span·class="mf">42.18682967</span><span·class="o">></span><span·class="gp·unselectable"> |
| 158 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 158 | 4>·</span><span·class="n">Id</span><span·class="p"·data-group-id="1515355375-2">(</span><span·class="mi">42</span><span·class="p"·data-group-id="1515355375-2">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> | 159 | </span><span·class="gt">**·exception·error:·undefined·shell·command·id/1</span><span·class="gp·unselectable"> |
| 160 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id=" | 160 | 5>·</span><span·class="nf">id</span><span·class="p"·data-group-id="1515355375-3">(</span><span·class="n">I</span><span·class="p"·data-group-id="1515355375-3">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">I</span><span·class="p">.</span><span·class="w"> |
| 161 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 161 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 162 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id=" | 162 | 6>·</span><span·class="n">Id</span><span·class="p"·data-group-id="1515355375-4">(</span><span·class="mi">42</span><span·class="p"·data-group-id="1515355375-4">)</span><span·class="p">.</span><span·class="w"> |
| 163 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li><li><p>Fixed·a·bug·where·completion·of·'fun('·would·cause·the·shell·to·crash.</p><p>Own·Id:·OTP-19351·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9043"·title="">PR-9043</a></p></li><li><p>Fixed·a·bug·causing·the·shell·to·crash·while·trying·to·complete·an·expression·starting·with·a·'/'·or·a·variable·followed·by·'('·or·'/'.·E.g.·Foo/·and·Foo(.</p><p>Own·Id:·OTP-19361·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9078"·title="">PR-9078</a></p></li><li><p><a·href="zip.html#extract/2"><code·class="inline">zip:extract/2</code></a>·with·<code·class="inline">keep_old_files</code>·now·respects·the·<code·class="inline">cwd</code>·option.</p><p>Own·Id:·OTP-19370·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9097"·title="">PR-9097</a>,·<a·href="https://github.com/erlang/otp/issues/9087"·title="">GH-9087</a></p></li><li><p>Fixed·an·error·in·uri_string:percent_decode·spec</p><p>Own·Id:·OTP-19380·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8755"·title="">GH-8755</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> | 163 | </span><span·class="mi">42</span></code></pre><p>The·Debugger·has·also·been·corrected·to·correctly·handle·this·syntax·for·a·BIF.</p><p>Own·Id:·OTP-19322·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8963"·title="">GH-8963</a>,·<a·href="https://github.com/erlang/otp/pull/8987"·title="">PR-8987</a></p></li><li><p>Fixed·a·bug·where·completion·of·'fun('·would·cause·the·shell·to·crash.</p><p>Own·Id:·OTP-19351·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9043"·title="">PR-9043</a></p></li><li><p>Fixed·a·bug·causing·the·shell·to·crash·while·trying·to·complete·an·expression·starting·with·a·'/'·or·a·variable·followed·by·'('·or·'/'.·E.g.·Foo/·and·Foo(.</p><p>Own·Id:·OTP-19361·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9078"·title="">PR-9078</a></p></li><li><p><a·href="zip.html#extract/2"><code·class="inline">zip:extract/2</code></a>·with·<code·class="inline">keep_old_files</code>·now·respects·the·<code·class="inline">cwd</code>·option.</p><p>Own·Id:·OTP-19370·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/9097"·title="">PR-9097</a>,·<a·href="https://github.com/erlang/otp/issues/9087"·title="">GH-9087</a></p></li><li><p>Fixed·an·error·in·uri_string:percent_decode·spec</p><p>Own·Id:·OTP-19380·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8755"·title="">GH-8755</a></p></li></ul><h3·id="improvements-and-new-features"·class="section-heading"> |
| 164 | ··<a·href="#improvements-and-new-features"·class="hover-link"> | 164 | ··<a·href="#improvements-and-new-features"·class="hover-link"> |
| 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 166 | ··</a> | 166 | ··</a> |
| 167 | ··<span·class="text">Improvements·and·New·Features</span> | 167 | ··<span·class="text">Improvements·and·New·Features</span> |
| 168 | </h3> | 168 | </h3> |
| 169 | <ul><li><p>Updated·shell·docs·to·display·the·type·spec,·that·is,·<code·class="inline">h(erlang,·min,·2)</code>)·now·prints·the·type·spec·and·documentation·in·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">h</span><span·class="p"·data-group-id=" | 169 | <ul><li><p>Updated·shell·docs·to·display·the·type·spec,·that·is,·<code·class="inline">h(erlang,·min,·2)</code>)·now·prints·the·type·spec·and·documentation·in·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="nf">h</span><span·class="p"·data-group-id="7216744750-1">(</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="ss">min</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="7216744750-1">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="w"> | 170 | </span><span·class="w"> |
| 171 | ··</span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">min</span><span·class="p"·data-group-id=" | 171 | ··</span><span·class="p">-</span><span·class="na">spec</span><span·class="w">·</span><span·class="nf">min</span><span·class="p"·data-group-id="7216744750-2">(</span><span·class="n">Term1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term2</span><span·class="p"·data-group-id="7216744750-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Minimum</span><span·class="w"> |
| 172 | ···············</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id=" | 172 | ···············</span><span·class="k">when</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">term</span><span·class="p"·data-group-id="7216744750-3">(</span><span·class="p"·data-group-id="7216744750-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term2</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·421,·SHA:·4ceb70709c9b222b188512372406fb4596388034b68fd0343d77bb0fc6673fe6·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 173 | ··</span><span·class="n">Returns</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">smallest</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Term2</span><span·class="p">.</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">terms</span><span·class="w">·</span><span·class="ss">compare</span><span·class="w">·</span><span·class="ss">equal</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">operator</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">returned</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-19234·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8544"·title="">GH-8544</a>,·<a·href="https://github.com/erlang/otp/pull/8833"·title="">PR-8833</a></p></li><li><p>The·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:io_device/0"><code·class="inline">file:io_device/0</code></a>·type·has·been·updated·to·clearly·show·the·difference·between·a·<code·class="inline">raw</code>·and·<code·class="inline">cooked</code>·IoDevice.</p><p>Own·Id:·OTP-19301·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8956"·title="">PR-8956</a></p></li><li><p>Added·<a·href="json.html#format_key_value_list/3"><code·class="inline">json:format_key_value_list/3</code></a>·and | 173 | ··</span><span·class="n">Returns</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">smallest</span><span·class="w">·</span><span·class="k">of</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Term2</span><span·class="p">.</span><span·class="w">·</span><span·class="n">If</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="ss">terms</span><span·class="w">·</span><span·class="ss">compare</span><span·class="w">·</span><span·class="ss">equal</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">the</span><span·class="w">·</span><span·class="o">==</span><span·class="w">·</span><span·class="ss">operator</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Term1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">returned</span><span·class="p">.</span></code></pre><p>Own·Id:·OTP-19234·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8544"·title="">GH-8544</a>,·<a·href="https://github.com/erlang/otp/pull/8833"·title="">PR-8833</a></p></li><li><p>The·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#t:io_device/0"><code·class="inline">file:io_device/0</code></a>·type·has·been·updated·to·clearly·show·the·difference·between·a·<code·class="inline">raw</code>·and·<code·class="inline">cooked</code>·IoDevice.</p><p>Own·Id:·OTP-19301·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8956"·title="">PR-8956</a></p></li><li><p>Added·<a·href="json.html#format_key_value_list/3"><code·class="inline">json:format_key_value_list/3</code></a>·and |
| 174 | <a·href="json.html#format_key_value_list_checked/3"><code·class="inline">json:format_key_value_list_checked/3</code></a>.</p><p>Own·Id:·OTP-19320·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8889"·title="">PR-8889</a></p></li><li><p>Improved·documentation·of·<a·href="../../../../erts-15.2.3/doc/html/time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>Added·logging·support·to·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>,·<a·href="io.html#t:standard_io/0"><code·class="inline">io:standard_io/0</code></a>·and·<a·href="io.html#t:standard_error/0"><code·class="inline">io:standard_error/0</code></a>.·See·<a·href="io.html#setopts/2"><code·class="inline">io:setopts/2</code></a>·for·more·details.</p><p>Own·Id:·OTP-19372·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8947"·title="">PR-8947</a></p></li></ul><h2·id="stdlib-6-1-2"·class="section-heading"> | 174 | <a·href="json.html#format_key_value_list_checked/3"><code·class="inline">json:format_key_value_list_checked/3</code></a>.</p><p>Own·Id:·OTP-19320·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8889"·title="">PR-8889</a></p></li><li><p>Improved·documentation·of·<a·href="../../../../erts-15.2.3/doc/html/time_correction.html#timers">timers</a>.</p><p>Own·Id:·OTP-19360·Aux·Id:·ERIERL-1149,·<a·href="https://github.com/erlang/otp/pull/9062"·title="">PR-9062</a></p></li><li><p>Added·logging·support·to·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>,·<a·href="io.html#t:standard_io/0"><code·class="inline">io:standard_io/0</code></a>·and·<a·href="io.html#t:standard_error/0"><code·class="inline">io:standard_error/0</code></a>.·See·<a·href="io.html#setopts/2"><code·class="inline">io:setopts/2</code></a>·for·more·details.</p><p>Own·Id:·OTP-19372·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8947"·title="">PR-8947</a></p></li></ul><h2·id="stdlib-6-1-2"·class="section-heading"> |
| 175 | ··<a·href="#stdlib-6-1-2"·class="hover-link"> | 175 | ··<a·href="#stdlib-6-1-2"·class="hover-link"> |
| 176 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 176 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 177 | ··</a> | 177 | ··</a> |
| 178 | ··<span·class="text">STDLIB·6.1.2</span> | 178 | ··<span·class="text">STDLIB·6.1.2</span> |
| Offset 245, 16 lines modified | Offset 245, 16 lines modified | ||
| 245 | <a·href="binary.html#split/2"><code·class="inline">binary:split/2,3</code></a></p><p>The·call·<code·class="inline">binary:copy(<<1:1>>,·0)</code>·would·return·an·empty·binary·instead·of·raising·an·exception.·Similarly,·calls·to·<a·href="binary.html#part/2"><code·class="inline">binary:part/2,3</code></a>·attempting·to·extract·0·bytes·at·position·0·of·a·bitstring·would·return·an·empty·binary·instead·of·raising·an·exception.</p><p>Own·Id:·OTP-18743·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7607"·title="">PR-7607</a>,·<a·href="https://github.com/erlang/otp/pull/7628"·title="">PR-7628</a></p></li><li><p>The·documentation·for·the·preprocessor·now·mentions·that·<code·class="inline">defined(Name)</code>·can·be·called·in·the·condition·for·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·directive·to·test·whether·<code·class="inline">Name</code>·is·the·name·of·a·defined·macro.·(This·feature·was·implemented·in·OTP·21.)</p><p>If·a·function·call·in·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·with·a·name·that·is·not·the·name·of·a·guard·BIF,·there·would·not·be·a·compilation·error,·but·would·instead·cause·the·lines·following·the·directive·to·be·skipped.·This·has·now·been·changed·to·be·a·compilation·error.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18784·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7706"·title="">GH-7706</a>,·<a·href="https://github.com/erlang/otp/pull/7726"·title="">PR-7726</a></p></li><li><p><code·class="inline">get_until</code>·requests·using·the·I/O·protocol·now·correctly·return·a·binary·or·list·when·<code·class="inline">eof</code>·is·the·last·item·returned·by·the·callback.</p><p>Own·Id:·OTP-18930·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7993"·title="">PR-7993</a>,·<a·href="https://github.com/erlang/otp/issues/4992"·title="">GH-4992</a></p></li><li><p>The·error·handling·the·<code·class="inline">simple_one_for_one</code>·supervisor·has·been·enhanced.·A·transient·child·returning·<code·class="inline">ignore</code>·will·no·longer·cause·a·crash.</p><p>Also,·automatic·shutdown·has·been·disabled·because·it·does·not·make·sense·for·this·supervisor·type.·That·is·was·allowed·is·considered·a·bug.·Therefore,·we·don't·consider·this·an·incompatible·change.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-19029·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8230"·title="">PR-8230</a></p></li><li><p>Fix·shell·expansion·to·not·crash·when·expanding·a·map·with·non-atom·keys·and·to·not·list·zero·arity·functions·when·an·argument·has·been·given.</p><p>Own·Id:·OTP-19073·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8375"·title="">PR-8375</a>,·<a·href="https://github.com/erlang/otp/issues/8366"·title="">GH-8366</a>,·<a·href="https://github.com/erlang/otp/issues/8365"·title="">GH-8365</a>,·<a·href="https://github.com/erlang/otp/issues/8364"·title="">GH-8364</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> | 245 | <a·href="binary.html#split/2"><code·class="inline">binary:split/2,3</code></a></p><p>The·call·<code·class="inline">binary:copy(<<1:1>>,·0)</code>·would·return·an·empty·binary·instead·of·raising·an·exception.·Similarly,·calls·to·<a·href="binary.html#part/2"><code·class="inline">binary:part/2,3</code></a>·attempting·to·extract·0·bytes·at·position·0·of·a·bitstring·would·return·an·empty·binary·instead·of·raising·an·exception.</p><p>Own·Id:·OTP-18743·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7607"·title="">PR-7607</a>,·<a·href="https://github.com/erlang/otp/pull/7628"·title="">PR-7628</a></p></li><li><p>The·documentation·for·the·preprocessor·now·mentions·that·<code·class="inline">defined(Name)</code>·can·be·called·in·the·condition·for·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·directive·to·test·whether·<code·class="inline">Name</code>·is·the·name·of·a·defined·macro.·(This·feature·was·implemented·in·OTP·21.)</p><p>If·a·function·call·in·an·<code·class="inline">-if</code>·or·<code·class="inline">-elif</code>·with·a·name·that·is·not·the·name·of·a·guard·BIF,·there·would·not·be·a·compilation·error,·but·would·instead·cause·the·lines·following·the·directive·to·be·skipped.·This·has·now·been·changed·to·be·a·compilation·error.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18784·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/7706"·title="">GH-7706</a>,·<a·href="https://github.com/erlang/otp/pull/7726"·title="">PR-7726</a></p></li><li><p><code·class="inline">get_until</code>·requests·using·the·I/O·protocol·now·correctly·return·a·binary·or·list·when·<code·class="inline">eof</code>·is·the·last·item·returned·by·the·callback.</p><p>Own·Id:·OTP-18930·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7993"·title="">PR-7993</a>,·<a·href="https://github.com/erlang/otp/issues/4992"·title="">GH-4992</a></p></li><li><p>The·error·handling·the·<code·class="inline">simple_one_for_one</code>·supervisor·has·been·enhanced.·A·transient·child·returning·<code·class="inline">ignore</code>·will·no·longer·cause·a·crash.</p><p>Also,·automatic·shutdown·has·been·disabled·because·it·does·not·make·sense·for·this·supervisor·type.·That·is·was·allowed·is·considered·a·bug.·Therefore,·we·don't·consider·this·an·incompatible·change.</p><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-19029·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8230"·title="">PR-8230</a></p></li><li><p>Fix·shell·expansion·to·not·crash·when·expanding·a·map·with·non-atom·keys·and·to·not·list·zero·arity·functions·when·an·argument·has·been·given.</p><p>Own·Id:·OTP-19073·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8375"·title="">PR-8375</a>,·<a·href="https://github.com/erlang/otp/issues/8366"·title="">GH-8366</a>,·<a·href="https://github.com/erlang/otp/issues/8365"·title="">GH-8365</a>,·<a·href="https://github.com/erlang/otp/issues/8364"·title="">GH-8364</a></p></li></ul><h3·id="improvements-and-new-features-2"·class="section-heading"> |
| 246 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> | 246 | ··<a·href="#improvements-and-new-features-2"·class="hover-link"> |
| 247 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 247 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 248 | ··</a> | 248 | ··</a> |
| 249 | ··<span·class="text">Improvements·and·New·Features</span> | 249 | ··<span·class="text">Improvements·and·New·Features</span> |
| 250 | </h3> | 250 | </h3> |
| 251 | <ul><li><p>The·functions·<a·href="sets.html#is_equal/2"><code·class="inline">is_equal/2</code></a>,·<a·href="sets.html#map/2"><code·class="inline">map/2</code></a>,·and·<a·href="sets.html#filtermap/2"><code·class="inline">filtermap/2</code></a>·have·been·added·to·the·modules·<a·href="sets.html"><code·class="inline">sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>,·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>.</p><p>Own·Id:·OTP-18622·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7183"·title="">PR-7183</a>,·<a·href="https://github.com/erlang/otp/pull/7232"·title="">PR-7232</a></p></li><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. | 251 | <ul><li><p>The·functions·<a·href="sets.html#is_equal/2"><code·class="inline">is_equal/2</code></a>,·<a·href="sets.html#map/2"><code·class="inline">map/2</code></a>,·and·<a·href="sets.html#filtermap/2"><code·class="inline">filtermap/2</code></a>·have·been·added·to·the·modules·<a·href="sets.html"><code·class="inline">sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>,·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>.</p><p>Own·Id:·OTP-18622·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7183"·title="">PR-7183</a>,·<a·href="https://github.com/erlang/otp/pull/7232"·title="">PR-7232</a></p></li><li><p>The·compiler·now·emits·nicer·error·message·for·function·head·mismatches. |
| 252 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id="9 | 252 | For·example,·given:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">a</span><span·class="p"·data-group-id="9498290037-1">(</span><span·class="p"·data-group-id="9498290037-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 253 | </span><span·class="nf">a</span><span·class="p"·data-group-id="9 | 253 | </span><span·class="nf">a</span><span·class="p"·data-group-id="9498290037-2">(</span><span·class="p">_</span><span·class="p"·data-group-id="9498290037-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">error</span><span·class="p">.</span></code></pre><p>Erlang/OTP·26·and·earlier·would·emit·a·diagnostic·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch |
| 254 | %····6|·a(_)·->·error. | 254 | %····6|·a(_)·->·error. |
| 255 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? | 255 | %·····|·^</code></pre><p>while·in·Erlang/OTP·27·the·diagnostic·is·similar·to:</p><pre><code·class="text">t.erl:6:1:·head·mismatch:·function·a·with·arities·0·and·1·is·regarded·as·two·distinct·functions.·Is·the·number·of·arguments·incorrect·or·is·the·semicolon·in·a/0·unwanted? |
| 256 | %····6|·a(_)·->·error. | 256 | %····6|·a(_)·->·error. |
| 257 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p><a·href="zip.html#create/2"><code·class="inline">zip:create/2,3</code></a>·will·now·tolerate·POSIX·timestamps·in·the·provided·<code·class="inline">file_info</code>·records.</p><p>Own·Id:·OTP-18668</p></li><li><p>The·callback·function·<a·href="gen_statem.html#c:handle_event/4"><code·class="inline">gen_statem:handle_event/4</code></a>·has·been·cached·in·the·<code·class="inline">gen_statem</code>·engine·to·optimize·callback·call·speed.</p><p>Own·Id:·OTP-18671·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7419"·title="">PR-7419</a></p></li><li><p>The·type·<code·class="inline">beam_lib:beam/0</code>·is·now·exported.</p><p>Own·Id:·OTP-18716·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7534"·title="">PR-7534</a></p></li><li><p>The·documentation·for·the·<a·href="binary.html"><code·class="inline">binary</code></a>·module·has·been·improved.</p><p>Own·Id:·OTP-18741·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7585"·title="">PR-7585</a></p></li><li><p><a·href="binary.html#replace/3"><code·class="inline">binary:replace/3,4</code></a>·now·supports·using·a·fun·for·supplying·the·replacement·binary.</p><p>Own·Id:·OTP-18742·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7590"·title="">PR-7590</a></p></li><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" | 257 | %·····|·^</code></pre><p>Own·Id:·OTP-18648·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7383"·title="">PR-7383</a></p></li><li><p><a·href="zip.html#create/2"><code·class="inline">zip:create/2,3</code></a>·will·now·tolerate·POSIX·timestamps·in·the·provided·<code·class="inline">file_info</code>·records.</p><p>Own·Id:·OTP-18668</p></li><li><p>The·callback·function·<a·href="gen_statem.html#c:handle_event/4"><code·class="inline">gen_statem:handle_event/4</code></a>·has·been·cached·in·the·<code·class="inline">gen_statem</code>·engine·to·optimize·callback·call·speed.</p><p>Own·Id:·OTP-18671·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7419"·title="">PR-7419</a></p></li><li><p>The·type·<code·class="inline">beam_lib:beam/0</code>·is·now·exported.</p><p>Own·Id:·OTP-18716·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7534"·title="">PR-7534</a></p></li><li><p>The·documentation·for·the·<a·href="binary.html"><code·class="inline">binary</code></a>·module·has·been·improved.</p><p>Own·Id:·OTP-18741·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7585"·title="">PR-7585</a></p></li><li><p><a·href="binary.html#replace/3"><code·class="inline">binary:replace/3,4</code></a>·now·supports·using·a·fun·for·supplying·the·replacement·binary.</p><p>Own·Id:·OTP-18742·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7590"·title="">PR-7590</a></p></li><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" |
| 258 | ···a | 258 | ···a |
| 259 | ···b | 259 | ···b |
| 260 | ···c | 260 | ···c |
| Offset 269, 30 lines modified | Offset 269, 30 lines modified | ||
| 269 | ····. | 269 | ····. |
| 270 | ····. | 270 | ····. |
| 271 | ····. | 271 | ····. |
| 272 | <0.90.0>··············erlang:apply/2························2586····75011····0 | 272 | <0.90.0>··············erlang:apply/2························2586····75011····0 |
| 273 | my_label··············c:pinfo/2·······························51 | 273 | my_label··············c:pinfo/2·······························51 |
| 274 | 4>·proc_lib:get_label(self()). | 274 | 4>·proc_lib:get_label(self()). |
| 275 | my_label</code></pre><p>Own·Id:·OTP-18789·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7720"·title="">PR-7720</a>,·<a·href="https://github.com/erlang/otp/pull/8003"·title="">PR-8003</a></p></li><li><p><code·class="inline">-callback</code>·attributes·has·been·added·to·modules·<a·href="sys.html"><code·class="inline">sys</code></a>·and·<a·href="erl_error.html"><code·class="inline">erl_error</code></a>.</p><p>Own·Id:·OTP-18793·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>Several·new·functions·that·accept·funs·have·been·added·to·module·<a·href="timer.html"><code·class="inline">timer</code></a>.</p><p>Functions·<a·href="timer.html#apply_after/2"><code·class="inline">apply_after/2</code></a>,·<a·href="timer.html#apply_interval/2"><code·class="inline">apply_interval/2</code></a>,·and·<code·class="inline">apply_repeatedly/2</code>·accept·a·nullary·fun·as·the·second·argument,·while··functions·<a·href="timer.html#apply_after/3"><code·class="inline">apply_after/3</code></a>,·<a·href="timer.html#apply_interval/3"><code·class="inline">apply_interval/3</code></a>,·and·<code·class="inline">apply_repeatedly/3</code>·accept·an·n-ary·fun·as·the·second·and·a·list·of·n·arguments·for·the·fun·as·the·third·argument.</p><p>Own·Id:·OTP-18808·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7649"·title="">PR-7649</a></p></li><li><p>Sigils·on·string·literals·have·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0066">EEP·66</a>,·that·is:·binary·and·string·sigils·in·verbatim·and·escape·characters·variants,·as·well·as·a·default·(vanilla)·Sigil.··All·for·ordinary·strings·and·for·triple-quoted·strings·(EEP·64).·See·<a·href="../../../../doc/system/data_types.html#sigil">Sigils·in·the·Reference·Manual</a>.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">~"Björn"</span><span·class="p">.</span><span·class="w"> | 275 | my_label</code></pre><p>Own·Id:·OTP-18789·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7720"·title="">PR-7720</a>,·<a·href="https://github.com/erlang/otp/pull/8003"·title="">PR-8003</a></p></li><li><p><code·class="inline">-callback</code>·attributes·has·been·added·to·modules·<a·href="sys.html"><code·class="inline">sys</code></a>·and·<a·href="erl_error.html"><code·class="inline">erl_error</code></a>.</p><p>Own·Id:·OTP-18793·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7703"·title="">PR-7703</a></p></li><li><p>Several·new·functions·that·accept·funs·have·been·added·to·module·<a·href="timer.html"><code·class="inline">timer</code></a>.</p><p>Functions·<a·href="timer.html#apply_after/2"><code·class="inline">apply_after/2</code></a>,·<a·href="timer.html#apply_interval/2"><code·class="inline">apply_interval/2</code></a>,·and·<code·class="inline">apply_repeatedly/2</code>·accept·a·nullary·fun·as·the·second·argument,·while··functions·<a·href="timer.html#apply_after/3"><code·class="inline">apply_after/3</code></a>,·<a·href="timer.html#apply_interval/3"><code·class="inline">apply_interval/3</code></a>,·and·<code·class="inline">apply_repeatedly/3</code>·accept·an·n-ary·fun·as·the·second·and·a·list·of·n·arguments·for·the·fun·as·the·third·argument.</p><p>Own·Id:·OTP-18808·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7649"·title="">PR-7649</a></p></li><li><p>Sigils·on·string·literals·have·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0066">EEP·66</a>,·that·is:·binary·and·string·sigils·in·verbatim·and·escape·characters·variants,·as·well·as·a·default·(vanilla)·Sigil.··All·for·ordinary·strings·and·for·triple-quoted·strings·(EEP·64).·See·<a·href="../../../../doc/system/data_types.html#sigil">Sigils·in·the·Reference·Manual</a>.</p><p>Examples:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">~"Björn"</span><span·class="p">.</span><span·class="w"> |
| 276 | </span><span·class="p"·data-group-id="1 | 276 | </span><span·class="p"·data-group-id="1990214156-1"><<</span><span·class="s">"Björn"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="1990214156-1">>></span><span·class="gp·unselectable"> |
| 277 | 2>·</span><span·class="s">~b"Björn"</span><span·class="p">.</span><span·class="w"> | 277 | 2>·</span><span·class="s">~b"Björn"</span><span·class="p">.</span><span·class="w"> |
| 278 | </span><span·class="p"·data-group-id="1 | 278 | </span><span·class="p"·data-group-id="1990214156-2"><<</span><span·class="s">"Björn"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="1990214156-2">>></span><span·class="gp·unselectable"> |
| 279 | 3>·</span><span·class="s">~S"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> | 279 | 3>·</span><span·class="s">~S"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> |
| 280 | </span><span·class="s">"\\s*(\\w+)"</span><span·class="gp·unselectable"> | 280 | </span><span·class="s">"\\s*(\\w+)"</span><span·class="gp·unselectable"> |
| 281 | 4>·</span><span·class="s">~B"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> | 281 | 4>·</span><span·class="s">~B"\s*(\w+)"</span><span·class="p">.</span><span·class="w"> |
| 282 | </span><span·class="p"·data-group-id="1 | 282 | </span><span·class="p"·data-group-id="1990214156-3"><<</span><span·class="s">"\\s*(\\w+)"</span><span·class="p"·data-group-id="1990214156-3">>></span></code></pre><p>Own·Id:·OTP-18825·Aux·Id:·OTP-18750,·<a·href="https://github.com/erlang/otp/pull/7684"·title="">PR-7684</a></p></li><li><p>Functions·<a·href="shell.html#default_multiline_prompt/1"><code·class="inline">shell:default_multiline_prompt/1</code></a>,·<a·href="shell.html#inverted_space_prompt/1"><code·class="inline">shell:inverted_space_prompt/1</code></a>,·and· |
| 283 | <a·href="shell.html#prompt_width/1"><code·class="inline">shell:prompt_width/1</code></a>·have·been·exported·to·help·with·custom·prompt·implementations.</p><p>Own·Id:·OTP-18834·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7675"·title="">PR-7675</a>,·<a·href="https://github.com/erlang/otp/pull/7816"·title="">PR-7816</a></p></li><li><p>The·shell·now·pages·long·output·from·the·documentation·help·command·(<code·class="inline">h(Module)</code>),·auto·completions·and·the·search·command.</p><p>Own·Id:·OTP-18846·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7845"·title="">PR-7845</a></p></li><li><p>The·<code·class="inline">M-h</code>·hotkey·(Alt/Option-h)·now·outputs·help·for·the·module·or·function·directly·before·the·cursor.</p><p>Own·Id:·OTP-18847·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7846"·title="">PR-7846</a></p></li><li><p>Added·support·for·adding·a·custom·code·formatter·that·formats·your·multi-line·shell·commands·in·your·preferred·formatting·on·submission.·See·<code·class="inline">shell:format_shell_func/</code>·and·<a·href="shell.html#erl_pp_format_func/1"><code·class="inline">shell:erl_pp_format_func/1</code></a>.</p><p>Own·Id:·OTP-18848·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7847"·title="">PR-7847</a></p></li><li><p>Added·shell·functions·for·viewing,·forgetting·and·saving·locally·defined·functions,·types·and·records.</p><p>Own·Id:·OTP-18852·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7844"·title="">PR-7844</a></p></li><li><p>Added·<a·href="string.html#jaro_similarity/2"><code·class="inline">string:jaro_similarity/2</code></a>,·which·can·be·used·to·calculate·the·similarity·between·two·strings.</p><p>Own·Id:·OTP-18865·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7879"·title="">PR-7879</a></p></li><li><p>The·new·function·<a·href="ets.html#update_element/4"><code·class="inline">ets:update_element/4</code></a>·is·similar·to·<a·href="ets.html#update_element/3"><code·class="inline">ets:update_element/3</code></a>,·but·takes·a·default·tuple·as·the·fourth·argument,·which·will·be·inserted·if·no·previous·record·with·that·key·exists.</p><p>Own·Id:·OTP-18870·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7857"·title="">PR-7857</a></p></li><li><p>Added·functions·to·retrieve·the·next·higher·or·lower·key/element·from·<a·href="gb_trees.html"><code·class="inline">gb_trees</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·as·well·as·returning·iterators·that·start·at·given·keys/elements.</p><p>Own·Id:·OTP-18874·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7745"·title="">PR-7745</a></p></li><li><p>When·the·shell·built-in·function·<a·href="c.html#c/1"·title=""><code·class="inline">c/1,2</code></a>·is·used·to·re-compile·a·module,·the·current·working·directory·of·the·original·compilation·is·now·added·to·the·include·path.</p><p>Own·Id:·OTP-18908·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7957"·title="">PR-7957</a></p></li><li><p>The·<code·class="inline">timer</code>·module·now·uses·a·private·table·for·its·internal·state,·slightly·improving·its·performance.</p><p>Own·Id:·OTP-18914·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7973"·title="">PR-7973</a></p></li><li><p><a·href="https://www.erlang.org/eeps/eep-0059">EEP-59·-·Documentation·Attributes</a>·has·been·implemented.</p><p>Documentation·attributes·can·be·used·to·document·functions,·types,·callbacks,·and·modules. | 283 | <a·href="shell.html#prompt_width/1"><code·class="inline">shell:prompt_width/1</code></a>·have·been·exported·to·help·with·custom·prompt·implementations.</p><p>Own·Id:·OTP-18834·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7675"·title="">PR-7675</a>,·<a·href="https://github.com/erlang/otp/pull/7816"·title="">PR-7816</a></p></li><li><p>The·shell·now·pages·long·output·from·the·documentation·help·command·(<code·class="inline">h(Module)</code>),·auto·completions·and·the·search·command.</p><p>Own·Id:·OTP-18846·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7845"·title="">PR-7845</a></p></li><li><p>The·<code·class="inline">M-h</code>·hotkey·(Alt/Option-h)·now·outputs·help·for·the·module·or·function·directly·before·the·cursor.</p><p>Own·Id:·OTP-18847·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7846"·title="">PR-7846</a></p></li><li><p>Added·support·for·adding·a·custom·code·formatter·that·formats·your·multi-line·shell·commands·in·your·preferred·formatting·on·submission.·See·<code·class="inline">shell:format_shell_func/</code>·and·<a·href="shell.html#erl_pp_format_func/1"><code·class="inline">shell:erl_pp_format_func/1</code></a>.</p><p>Own·Id:·OTP-18848·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7847"·title="">PR-7847</a></p></li><li><p>Added·shell·functions·for·viewing,·forgetting·and·saving·locally·defined·functions,·types·and·records.</p><p>Own·Id:·OTP-18852·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7844"·title="">PR-7844</a></p></li><li><p>Added·<a·href="string.html#jaro_similarity/2"><code·class="inline">string:jaro_similarity/2</code></a>,·which·can·be·used·to·calculate·the·similarity·between·two·strings.</p><p>Own·Id:·OTP-18865·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7879"·title="">PR-7879</a></p></li><li><p>The·new·function·<a·href="ets.html#update_element/4"><code·class="inline">ets:update_element/4</code></a>·is·similar·to·<a·href="ets.html#update_element/3"><code·class="inline">ets:update_element/3</code></a>,·but·takes·a·default·tuple·as·the·fourth·argument,·which·will·be·inserted·if·no·previous·record·with·that·key·exists.</p><p>Own·Id:·OTP-18870·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7857"·title="">PR-7857</a></p></li><li><p>Added·functions·to·retrieve·the·next·higher·or·lower·key/element·from·<a·href="gb_trees.html"><code·class="inline">gb_trees</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·as·well·as·returning·iterators·that·start·at·given·keys/elements.</p><p>Own·Id:·OTP-18874·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7745"·title="">PR-7745</a></p></li><li><p>When·the·shell·built-in·function·<a·href="c.html#c/1"·title=""><code·class="inline">c/1,2</code></a>·is·used·to·re-compile·a·module,·the·current·working·directory·of·the·original·compilation·is·now·added·to·the·include·path.</p><p>Own·Id:·OTP-18908·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7957"·title="">PR-7957</a></p></li><li><p>The·<code·class="inline">timer</code>·module·now·uses·a·private·table·for·its·internal·state,·slightly·improving·its·performance.</p><p>Own·Id:·OTP-18914·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7973"·title="">PR-7973</a></p></li><li><p><a·href="https://www.erlang.org/eeps/eep-0059">EEP-59·-·Documentation·Attributes</a>·has·been·implemented.</p><p>Documentation·attributes·can·be·used·to·document·functions,·types,·callbacks,·and·modules. |
| 284 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when | 284 | The·keyword·<code·class="inline">-moduledoc·"Documentation·here".</code>·is·used·to·document·modules,·while·<code·class="inline">-doc·"Documentation·here".</code>·can·be·used·on·top·of·functions,·types,·and·callbacks·to·document·them,·respectively.</p><ul><li><p>Types,·callbacks,·and·function·documentation·can·be·set·to·<code·class="inline">hidden</code>·either·via·<code·class="inline">-doc·false</code>·or·<code·class="inline">-doc·hidden</code>.·When·documentation·attributes·mark·a·type·as·hidden,·they·will·not·be·part·of·the·documentation.</p></li><li><p>The·documentation·from·<code·class="inline">moduledoc</code>·and·<code·class="inline">doc</code>·gets·added·by·default·to·the·binary·beam·file,·following·the·format·of·<a·href="https://www.erlang.org/eeps/eep-0048">EEP-48</a>.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_doc</code>·will·raise·a·warning·when |
| 285 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when | 285 | <code·class="inline">-doc</code>·attributes·are·missing·in·exported·functions,·types,·and·callbacks.</p></li><li><p>Using·the·compiler·flag·<code·class="inline">warn_missing_spec_documented</code>·will·raise·a·warning·when |
| 286 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>New·<a·href="ets.html"><code·class="inline">ets</code></a>·functions·<a·href="ets.html#first_lookup/1"><code·class="inline">ets:first_lookup/1</code></a>,·<a·href="ets.html#next_lookup/2"><code·class="inline">ets:next_lookup/2</code></a>,·<a·href="ets.html#prev_lookup/2"><code·class="inline">ets:prev_lookup/2</code></a>·and·<a·href="ets.html#last_lookup/1"><code·class="inline">ets:last_lookup/1</code></a>.·Example:·<code·class="inline">ets:next_lookup/1</code>·is·equivalent·to·<a·href="ets.html#next/2"><code·class="inline">ets:next/2</code></a>·followed·by·<a·href="ets.html#lookup/2"><code·class="inline">ets:lookup/2</code></a>·with·the·next·key.·The·new·combined·functions·are·more·efficient·and·with·guaranteed·atomicity.</p><p>Own·Id:·OTP-18923·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6791"·title="">PR-6791</a></p></li><li><p>The·<code·class="inline">maybe</code>·expression·is·now·enabled·by·default.</p><p>To·use·<code·class="inline">maybe</code>·as·an·atom,·it·needs·to·be·single-quoted.·Alternatively,·the·<code·class="inline">maybe</code>·expression·can·be·disabled·by·disabling·the·<code·class="inline">maybe_expr</code>·feature.·That·can·be·done·by·placing·the·following·the·line·at·the·beginning·of·an·Erlang·source·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id=" | 286 | spec·attributes·are·missing·in·documented·functions,·types,·and·callbacks.</p></li><li><p><code·class="inline">moduledoc</code>s·and·<code·class="inline">doc</code>s·may·refer·to·external·files·to·be·embedded,·such·as·<code·class="inline">-doc·{file,·"README.md"}.</code>,·which·refers·to·the·file·<code·class="inline">README.md</code>·found·in·the·current·working·directory.</p></li><li><p>The·compiler·warns·about·exported·functions·whose·specs·refer·to·hidden·types.·Thus,·there·will·be·warnings·when·a·hidden·type·(meaning,·the·type·is·not·part·of·the·documentation)·gets·used·in·an·exported·function.</p></li></ul><p>Own·Id:·OTP-18916·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7936"·title="">PR-7936</a></p></li><li><p>New·<a·href="ets.html"><code·class="inline">ets</code></a>·functions·<a·href="ets.html#first_lookup/1"><code·class="inline">ets:first_lookup/1</code></a>,·<a·href="ets.html#next_lookup/2"><code·class="inline">ets:next_lookup/2</code></a>,·<a·href="ets.html#prev_lookup/2"><code·class="inline">ets:prev_lookup/2</code></a>·and·<a·href="ets.html#last_lookup/1"><code·class="inline">ets:last_lookup/1</code></a>.·Example:·<code·class="inline">ets:next_lookup/1</code>·is·equivalent·to·<a·href="ets.html#next/2"><code·class="inline">ets:next/2</code></a>·followed·by·<a·href="ets.html#lookup/2"><code·class="inline">ets:lookup/2</code></a>·with·the·next·key.·The·new·combined·functions·are·more·efficient·and·with·guaranteed·atomicity.</p><p>Own·Id:·OTP-18923·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6791"·title="">PR-6791</a></p></li><li><p>The·<code·class="inline">maybe</code>·expression·is·now·enabled·by·default.</p><p>To·use·<code·class="inline">maybe</code>·as·an·atom,·it·needs·to·be·single-quoted.·Alternatively,·the·<code·class="inline">maybe</code>·expression·can·be·disabled·by·disabling·the·<code·class="inline">maybe_expr</code>·feature.·That·can·be·done·by·placing·the·following·the·line·at·the·beginning·of·an·Erlang·source·file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">feature</span><span·class="p"·data-group-id="3713745964-1">(</span><span·class="ss">maybe_expr</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">disable</span><span·class="p"·data-group-id="3713745964-1">)</span><span·class="p">.</span></code></pre><p>Another·way·to·disable·the·<[·...·truncated·by·diffoscope;·len:·688,·SHA:·bde1c4ef5c09d0c8c438e462a4ac24b390f7c771677f1c0ff25e51789d9bea39·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 287 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4 | 287 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="7491531250-2">(</span><span·class="p"·data-group-id="7491531250-3">[</span><span·class="ss">f</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="7491531250-3">]</span><span·class="p"·data-group-id="7491531250-2">)</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="4 | 288 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="7491531250-4">(</span><span·class="ss">r</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7491531250-5">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·109,·SHA:·b7f36236c1b16f367ff29641ac684024533b54d9169b015662d4de40440e5b51·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 289 | </span><span·class="nf">f</span><span·class="p"·data-group-id="4 | 289 | </span><span·class="nf">f</span><span·class="p"·data-group-id="7491531250-6">(</span><span·class="p"·data-group-id="7491531250-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 290 | ····</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="4 | 290 | ····</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="7491531250-7">{</span><span·class="ss">a</span><span·class="o">=</span><span·class="mi">1</span><span·class="p"·data-group-id="7491531250-7">}</span><span·class="o">#</span><span·class="ss">r</span><span·class="p"·data-group-id="7491531250-8">{</span><span[·...·truncated·by·diffoscope;·len:·110,·SHA:·d8f4cb2387b45d503513b28c37fdc483a0486ccf96d18be3514759ddc0f2d285·...·]-8">}</span><span·class="p">.</span></code></pre><p>The·compiler·raises·the·following·warning:</p><pre><code·class="text">1>·c(t). |
| 291 | t.erl:6:12:·Warning:·expression·updates·a·literal | 291 | t.erl:6:12:·Warning:·expression·updates·a·literal |
| 292 | %····6|·····#r{a=1}#r{b=2}. | 292 | %····6|·····#r{a=1}#r{b=2}. |
| 293 | %·····|············^</code></pre><p>Own·Id:·OTP-18951·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8069"·title="">PR-8069</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Optimized·<code·class="inline">ets:foldl</code>·and·<code·class="inline">ets:foldr</code>·to·use·new·<code·class="inline">ets:next_lookup</code>.·Also·made·them·immune·against·table·renaming.</p><p>Own·Id:·OTP-18993·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8048"·title="">PR-8048</a></p></li><li><p>Windows·now·supports·all·functions·in·<a·href="math.html"><code·class="inline">math</code></a>.</p><p>Own·Id:·OTP-19001·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8164"·title="">PR-8164</a></p></li><li><p><a·href="erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li><li><p>There·is·a·new·module·<a·href="json.html"><code·class="inline">json</code></a>·for·encoding·and·decoding·<a·href="https://en.wikipedia.org/wiki/JSON">JSON</a>.</p><p>Both·encoding·and·decoding·can·be·customized.·Decoding·can·be·done·in·a·SAX-like·fashion·and·handle·multiple·documents·and·streams·of·data.</p><p>Own·Id:·OTP-19020·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8111"·title="">PR-8111</a></p></li></ul><h2·id="stdlib-5-2-3-3"·class="section-heading"> | 293 | %·····|············^</code></pre><p>Own·Id:·OTP-18951·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8069"·title="">PR-8069</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Optimized·<code·class="inline">ets:foldl</code>·and·<code·class="inline">ets:foldr</code>·to·use·new·<code·class="inline">ets:next_lookup</code>.·Also·made·them·immune·against·table·renaming.</p><p>Own·Id:·OTP-18993·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8048"·title="">PR-8048</a></p></li><li><p>Windows·now·supports·all·functions·in·<a·href="math.html"><code·class="inline">math</code></a>.</p><p>Own·Id:·OTP-19001·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8164"·title="">PR-8164</a></p></li><li><p><a·href="erl_lint.html"><code·class="inline">erl_lint</code></a>·(and·by·extension·the·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html"><code·class="inline">compiler</code></a>)·will·now·warn·for·code·using·deprecated·callbacks.</p><p>The·only·callback·currenly·deprecated·is·<code·class="inline">format_status/2</code>·in·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_server</code></a>,·<a·href="gen_event.html#c:format_status/2"><code·class="inline">gen_event</code></a>·and·<a·href="gen_server.html#c:format_status/2"><code·class="inline">gen_statem</code></a>.</p><p>You·can·use·<code·class="inline">nowarn_deprecated_callback</code>·to·silence·the·warning.</p><p>Own·Id:·OTP-19010·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8205"·title="">PR-8205</a></p></li><li><p>There·is·a·new·module·<a·href="json.html"><code·class="inline">json</code></a>·for·encoding·and·decoding·<a·href="https://en.wikipedia.org/wiki/JSON">JSON</a>.</p><p>Both·encoding·and·decoding·can·be·customized.·Decoding·can·be·done·in·a·SAX-like·fashion·and·handle·multiple·documents·and·streams·of·data.</p><p>Own·Id:·OTP-19020·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8111"·title="">PR-8111</a></p></li></ul><h2·id="stdlib-5-2-3-3"·class="section-heading"> |
| 294 | ··<a·href="#stdlib-5-2-3-3"·class="hover-link"> | 294 | ··<a·href="#stdlib-5-2-3-3"·class="hover-link"> |
| 295 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 295 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 296 | ··</a> | 296 | ··</a> |
| 297 | ··<span·class="text">STDLIB·5.2.3.3</span> | 297 | ··<span·class="text">STDLIB·5.2.3.3</span> |
| Offset 4623, 15 lines modified | Offset 4623, 15 lines modified | ||
| 4623 | ······<p·class="built-using"> | 4623 | ······<p·class="built-using"> |
| 4624 | ········Built·using | 4624 | ········Built·using |
| 4625 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 4625 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 4626 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 4626 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 4627 | ······</p> | 4627 | ······</p> |
| 4628 | <p>Copyright·©·1996-202 | 4628 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 4629 | ····</footer> | 4629 | ····</footer> |
| 4630 | ··</div> | 4630 | ··</div> |
| 4631 | </main> | 4631 | </main> |
| 4632 | </div> | 4632 | </div> |
| 4633 | <script> | 4633 | <script> |
| 4634 | ··function·mermaidLoaded()·{ | 4634 | ··function·mermaidLoaded()·{ |
| 4635 | ····mermaid.initialize({ | 4635 | ····mermaid.initialize({ |
| Offset 138, 21 lines modified | Offset 138, 21 lines modified | ||
| 138 | ··<a·href="#module-notes"·class="hover-link"> | 138 | ··<a·href="#module-notes"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Notes</span> | 141 | ··<span·class="text">Notes</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p><a·href=""·id="notes"></a></p><p>Functions·<a·href="#append/3"><code·class="inline">append/3</code></a>·and·<a·href="#append_list/3"><code·class="inline">append_list/3</code></a>·are | 143 | <p><a·href=""·id="notes"></a></p><p>Functions·<a·href="#append/3"><code·class="inline">append/3</code></a>·and·<a·href="#append_list/3"><code·class="inline">append_list/3</code></a>·are |
| 144 | included·so·that·keyed·values·can·be·stored·in·a·list·<em>accumulator</em>,·for | 144 | included·so·that·keyed·values·can·be·stored·in·a·list·<em>accumulator</em>,·for |
| 145 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 145 | example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">D0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="0109303215-1">(</span><span·class="p"·data-group-id="0109303215-1">)</span><span·class="p">,</span><span·class="w"> |
| 146 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id=" | 146 | ··</span><span·class="n">D1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">store</span><span·class="p"·data-group-id="0109303215-2">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0109303215-3">[</span><span·class="p"·data-group-id="0109303215-3">]</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·63,·SHA:·efc615fc03b8a6f59aba6dc4d99d87e5d330f3b08fc217c9ba5fa7dcab298e1e·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 147 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="n">D2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="0109303215-4">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D1</span><span·class="p"·data-group-id="0109303215-4">)</span><span·class="p">,</span><span·class="w"> |
| 148 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 148 | ··</span><span·class="n">D3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="0109303215-5">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D2</span><span·class="p"·data-group-id="0109303215-5">)</span><span·class="p">,</span><span·class="w"> |
| 149 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 149 | ··</span><span·class="n">D4</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="0109303215-6">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">f3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D3</span><span·class="p"·data-group-id="0109303215-6">)</span><span·class="p">,</span><span·class="w"> |
| 150 | ··</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 150 | ··</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="0109303215-7">(</span><span·class="ss">files</span><span·class="p">,</span><span·class="w">·</span><span·class="n">D4</span><span·class="p"·data-group-id="0109303215-7">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p"·data-group-id=" | 151 | </span><span·class="p"·data-group-id="0109303215-8">[</span><span·class="ss">f1</span><span·class="p">,</span><span·class="ss">f2</span><span·class="p">,</span><span·class="ss">f3</span><span·class="p"·data-group-id="0109303215-8">]</span></code></pre><p>This·saves·the·trouble·of·first·fetching·a·keyed·value,·appending·a·new·value·to |
| 152 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<a·href="#fetch/2"><code·class="inline">fetch/2</code></a>·is·to·be·used·if·the·key·is·known·to·be·in·the | 152 | the·list·of·stored·values,·and·storing·the·result.</p><p>Function·<a·href="#fetch/2"><code·class="inline">fetch/2</code></a>·is·to·be·used·if·the·key·is·known·to·be·in·the |
| 153 | dictionary,·otherwise·function·<a·href="#find/2"><code·class="inline">find/2</code></a>.</p><h2·id="module-see-also"·class="section-heading"> | 153 | dictionary,·otherwise·function·<a·href="#find/2"><code·class="inline">find/2</code></a>.</p><h2·id="module-see-also"·class="section-heading"> |
| 154 | ··<a·href="#module-see-also"·class="hover-link"> | 154 | ··<a·href="#module-see-also"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">See·Also</span> | 157 | ··<span·class="text">See·Also</span> |
| 158 | </h2> | 158 | </h2> |
| Offset 527, 24 lines modified | Offset 527, 24 lines modified | ||
| 527 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(Key,·Value,·Orddict1)·->·Orddict2 | 527 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append(Key,·Value,·Orddict1)·->·Orddict2 |
| 528 | ················when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 528 | ················when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 529 | ······</div> | 529 | ······</div> |
| 530 | <p>Appends·a·new·<code·class="inline">Value</code>·to·the·current·list·of·values·associated·with·<code·class="inline">Key</code>.·An | 530 | <p>Appends·a·new·<code·class="inline">Value</code>·to·the·current·list·of·values·associated·with·<code·class="inline">Key</code>.·An |
| 531 | exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is·not·a·list | 531 | exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is·not·a·list |
| 532 | of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="7330692758-1">(</span><span·class="p"·data-group-id="7330692758-2">[</span><span·class="p"·data-group-id="7330692758-3">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7330692758-4">[</span><span·class="p"·data-group-id="7330692758-4">]</span><span·class="p"·data-group-id="7330692758-3">}</span><span·class="p"·data-group-id="7330692758-2">]</span><span·class="p"·data-group-id="7330692758-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 533 | 532 | of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·671,·SHA:·78a97ee98510415e14c854e46542ebd999d8f6f911bfce655510a1dffab1c5bd·...·]"> | |
| 533 | </span><span·class="p"·data-group-id="6482580122-5">[</span><span·class="p"·data-group-id="6482580122-6">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="6482580122-7">[</span><span·class="p"·data-group-id="6482580122-7">]</span><span·class="p"·data-group-id="6482580122-6">}</span><span·class="p"·data-group-id="6482580122-5">]</span><span·class="gp·unselectable"> | ||
| 534 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 534 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="6482580122-8">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="6482580122-8">)</span><span·class="p">.</span><span·class="w"> |
| 535 | </span><span·class="p"·data-group-id=" | 535 | </span><span·class="p"·data-group-id="6482580122-9">[</span><span·class="p"·data-group-id="6482580122-10">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="6482580122-11">[</span><span·class="mi">1</span><span·class="p"·data-group-id="6482580122-11">]</spa[·...·truncated·by·diffoscope;·len:·97,·SHA:·922a364ad2cb4a3deaa24d833bebd8e3458a96a1b453d9aee4de96eb90ec0037·...·]-9">]</span><span·class="gp·unselectable"> |
| 536 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 536 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="6482580122-12">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict2</span><span·class="p"·data-group-id="6482580122-12">)</span><span·class="p">.</span><span·class="w"> |
| 537 | </span><span·class="p"·data-group-id=" | 537 | </span><span·class="p"·data-group-id="6482580122-13">[</span><span·class="p"·data-group-id="6482580122-14">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="6482580122-15">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·147,·SHA:·2d910e877838933d7bc19802200d1563181c925184f670c8de865a9953946253·...·]-13">]</span><span·class="gp·unselectable"> |
| 538 | 4>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id=" | 538 | 4>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="6482580122-16">(</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict3</span><span·class="p"·data-group-id="6482580122-16">)</span><span·class="p">.</span><span·class="w"> |
| 539 | </span><span·class="p"·data-group-id="7330692758-17">[</span><span·class="p"·data-group-id="7330692758-18">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="7330692758-19">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="7330692758-19">]</span><span·class="p"·data-group-id="7330692758-18">}</span><span·class="p">,</span><span·class="p"·data-group-id="7330692758-20">{</span><span·class="ss">y</span><span·class="p">,</span><span·class="p"·data-group-id="7330692758-21">[</span><span·class="mi">3</span><span·class="p"·data-group-id="7330692758-21">]</span><span·class="p"·data-group-id="7330692758-20">}</span><span·class="p"·data-group-id="7330692758-17">]</span></code></pre><p><em>Example·2:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="0990777081-1">(</span><span·class="p"·data-group-id="0990777081-2">[</span><span·class="p"·data-group-id="0990777081-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">no_list</span><span·class="p"·data-group-id="0990777081-3">}</span><span·class="p"·data-group-id="0990777081-2">]</span><span·class="p"·data-group-id="0990777081-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 540 | </span><span·class="p"·data-group-id=" | 539 | </span><span·class="p"·data-group-id="6482580122-17">[</span><span·class="p"·data-group-id="6482580122-18">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="6482580122-19">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·1255,·SHA:·060f95c9bd200841c7186792e7695402435bf64539081d37348eb6b3ac4901f1·...·]"> |
| 540 | </span><span·class="p"·data-group-id="0719506473-4">[</span><span·class="p"·data-group-id="0719506473-5">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">no_list</span><span·class="p"·data-group-id="0719506473-5">}</span><span·class="p"·data-group-id="0719506473-4">]</span><span·class="gp·unselectable"> | ||
| 541 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="09 | 541 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append</span><span·class="p"·data-group-id="0719506473-6">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="0719506473-6">)</span><span·class="p">.</span><span·class="w"> |
| 542 | </span><span·class="gt">**·exception·error:·bad·argument | 542 | </span><span·class="gt">**·exception·error:·bad·argument |
| 543 | ·····in·operator··++/2 | 543 | ·····in·operator··++/2 |
| 544 | ········called·as·no_list·++·[1]</span></code></pre> | 544 | ········called·as·no_list·++·[1]</span></code></pre> |
| 545 | ··</section> | 545 | ··</section> |
| 546 | </section> | 546 | </section> |
| 547 | <section·class="detail"·id="append_list/3"> | 547 | <section·class="detail"·id="append_list/3"> |
| Offset 571, 20 lines modified | Offset 571, 20 lines modified | ||
| 571 | ·························Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value), | 571 | ·························Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value), |
| 572 | ·························Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 572 | ·························Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 573 | ······</div> | 573 | ······</div> |
| 574 | <p>Appends·a·list·of·values·<code·class="inline">ValList</code>·to·the·current·list·of·values·associated·with | 574 | <p>Appends·a·list·of·values·<code·class="inline">ValList</code>·to·the·current·list·of·values·associated·with |
| 575 | <code·class="inline">Key</code>.·An·exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is | 575 | <code·class="inline">Key</code>.·An·exception·is·generated·if·the·initial·value·associated·with·<code·class="inline">Key</code>·is |
| 576 | not·a·list·of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="0736622002-1">(</span><span·class="p"·data-group-id="0736622002-2">[</span><span·class="p"·data-group-id="0736622002-3">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0736622002-4">[</span><span·class="p"·data-group-id="0736622002-4">]</span><span·class="p"·data-group-id="0736622002-3">}</span><span·class="p"·data-group-id="0736622002-2">]</span><span·class="p"·data-group-id="0736622002-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 577 | 576 | not·a·list·of·values.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w"[·...·truncated·by·diffoscope;·len:·680,·SHA:·cfa32c66f40bca49b962d8e21ad469def2180584eed0bd1dce46ad6840546e4a·...·]"> | |
| 577 | </span><span·class="p"·data-group-id="1334000613-5">[</span><span·class="p"·data-group-id="1334000613-6">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="1334000613-7">[</span><span·class="p"·data-group-id="1334000613-7">]</span><span·class="p"·data-group-id="1334000613-6">}</span><span·class="p"·data-group-id="1334000613-5">]</span><span·class="gp·unselectable"> | ||
| 578 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id=" | 578 | 2>·</span><span·class="n">OrdDict2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id="1334000613-8">(</span><span·class="ss">x</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1334000613-9">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="133[·...·truncated·by·diffoscope;·len:·139,·SHA:·f1fbca53d84bca40092352f5fb23e57eda04d0d98788229d3f1b6957c238a7ea·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 579 | </span><span·class="p"·data-group-id=" | 579 | </span><span·class="p"·data-group-id="1334000613-10">[</span><span·class="p"·data-group-id="1334000613-11">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="1334000613-12">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·147,·SHA:·35afaf8b28076ad271ea2e2667a8a2e9e683593496a5fc53a4b79ca96b5ef470·...·]-10">]</span><span·class="gp·unselectable"> |
| 580 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id=" | 580 | 3>·</span><span·class="n">OrdDict3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">append_list</span><span·class="p"·data-group-id="1334000613-13">(</span><span·class="ss">y</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1334000613-14">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="1[·...·truncated·by·diffoscope;·len:·142,·SHA:·8e1b8576c3e77ab159dd07139149d053a2850f0a8f6eb832e14f21d53b153427·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 581 | </span><span·class="p"·data-group-id=" | 581 | </span><span·class="p"·data-group-id="1334000613-15">[</span><span·class="p"·data-group-id="1334000613-16">{</span><span·class="ss">x</span><span·class="p">,</span><span·class="p"·data-group-id="1334000613-17">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><s[·...·truncated·by·diffoscope;·len:·510,·SHA:·561431c2b4cb784998ad18cb9795910f36ac89bc8a063919108ee5cec07b88a6·...·]-15">]</span></code></pre> |
| 582 | ··</section> | 582 | ··</section> |
| 583 | </section> | 583 | </section> |
| 584 | <section·class="detail"·id="erase/2"> | 584 | <section·class="detail"·id="erase/2"> |
| 585 | ··<div·class="detail-header"> | 585 | ··<div·class="detail-header"> |
| 586 | ····<a·href="#erase/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 586 | ····<a·href="#erase/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 587 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 587 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 603, 18 lines modified | Offset 603, 18 lines modified | ||
| 603 | ······<div·class="specs"> | 603 | ······<div·class="specs"> |
| 604 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·erase(Key,·Orddict1)·->·Orddict2 | 604 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·erase(Key,·Orddict1)·->·Orddict2 |
| 605 | ···············when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 605 | ···············when·Orddict1·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value),·Orddict2·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 606 | ······</div> | 606 | ······</div> |
| 607 | <p>Erases·all·items·with·a·specified·key·from·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 607 | <p>Erases·all·items·with·a·specified·key·from·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="3435369827-1">(</span><span·class="p"·data-group-id="3435369827-2">[</span><span·class="p"·data-group-id="3435369827-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·369,·SHA:·ed7b3544474a89520ec9653c3dc1e815870d640cb2258a568d07dadb04022f0a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 608 | </span><span·class="p"·data-group-id=" | 608 | </span><span·class="p"·data-group-id="3435369827-5">[</span><span·class="p"·data-group-id="3435369827-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="3435369827-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·191,·SHA:·308be6d02af3d3ca5f1b8ebdf7a5c5bb4d0875e7b488665a735e92799037b242·...·]-5">]</span><span·class="gp·unselectable"> |
| 609 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">erase</span><span·class="p"·data-group-id=" | 609 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">erase</span><span·class="p"·data-group-id="3435369827-8">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="3435369827-8">)</span><span·class="p">.</span><span·class="w"> |
| 610 | </span><span·class="p"·data-group-id=" | 610 | </span><span·class="p"·data-group-id="3435369827-9">[</span><span·class="p"·data-group-id="3435369827-10">{</span><span·class="ss">b</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3435369827-10">}</span><span·class="p"·data-group-id="3435369827-9">]</span></code></pre> |
| 611 | ··</section> | 611 | ··</section> |
| 612 | </section> | 612 | </section> |
| 613 | <section·class="detail"·id="fetch/2"> | 613 | <section·class="detail"·id="fetch/2"> |
| 614 | ··<div·class="detail-header"> | 614 | ··<div·class="detail-header"> |
| 615 | ····<a·href="#fetch/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 615 | ····<a·href="#fetch/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 616 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 616 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 634 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch(Key,·Orddict)·->·Value·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> | 634 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch(Key,·Orddict)·->·Value·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value).</pre> |
| 635 | ······</div> | 635 | ······</div> |
| 636 | <p>Returns·the·value·associated·with·<code·class="inline">Key</code>·in·dictionary·<code·class="inline">Orddict</code>.·This·function | 636 | <p>Returns·the·value·associated·with·<code·class="inline">Key</code>·in·dictionary·<code·class="inline">Orddict</code>.·This·function |
| 637 | assumes·that·the·<code·class="inline">Key</code>·is·present·in·the·dictionary.·An·exception·is·generated | 637 | assumes·that·the·<code·class="inline">Key</code>·is·present·in·the·dictionary.·An·exception·is·generated |
| 638 | if·<code·class="inline">Key</code>·is·not·in·the·dictionary.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 638 | if·<code·class="inline">Key</code>·is·not·in·the·dictionary.</p><p>See·also·section·<a·href="orddict.html#module-notes">Notes</a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="5533413333-1">(</span><span·class="p"·data-group-id="5533413333-2">[</span><span·class="p"·data-group-id="5533413333-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·369,·SHA:·e6ecf16a6058be1c26c7ece7e9129a0484ce8aab23b12c0ccdfefd1169eddfae·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 639 | </span><span·class="p"·data-group-id=" | 639 | </span><span·class="p"·data-group-id="5533413333-5">[</span><span·class="p"·data-group-id="5533413333-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5533413333-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·191,·SHA:·901c9097e027805abf6dafcb8e9e6253a59e3b387f10db9e447d76d5cf66f003·...·]-5">]</span><span·class="gp·unselectable"> |
| 640 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 640 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="5533413333-8">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="5533413333-8">)</span><span·class="p">.</span><span·class="w"> |
| 641 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 641 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 642 | 3>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id=" | 642 | 3>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch</span><span·class="p"·data-group-id="5533413333-9">(</span><span·class="ss">missing</span><span·class="p">,</span><span·class="w">·</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="5533413333-9">)</span><span·class="p">.</span><span·class="w"> |
| 643 | </span><span·class="gt">**·exception·error:·no·function·clause·matching·orddict:fetch(missing,[])</span></code></pre> | 643 | </span><span·class="gt">**·exception·error:·no·function·clause·matching·orddict:fetch(missing,[])</span></code></pre> |
| 644 | ··</section> | 644 | ··</section> |
| 645 | </section> | 645 | </section> |
| 646 | <section·class="detail"·id="fetch_keys/1"> | 646 | <section·class="detail"·id="fetch_keys/1"> |
| 647 | ··<div·class="detail-header"> | 647 | ··<div·class="detail-header"> |
| 648 | ····<a·href="#fetch_keys/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 648 | ····<a·href="#fetch_keys/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 665 | ······<div·class="specs"> | 665 | ······<div·class="specs"> |
| 666 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch_keys(Orddict)·->·Keys·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()),·Keys·::·[Key].</pre> | 666 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·fetch_keys(Orddict)·->·Keys·when·Orddict·::·<a·href="#t:orddict/2">orddict</a>(Key,·Value·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()),·Keys·::·[Key].</pre> |
| 667 | ······</div> | 667 | ······</div> |
| 668 | <p>Returns·a·list·of·all·keys·in·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 668 | <p>Returns·a·list·of·all·keys·in·a·dictionary.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">OrdDict1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="0768168242-1">(</span><span·class="p"·data-group-id="0768168242-2">[</span><span·class="p"·data-group-id="0768168242-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·369,·SHA:·d9dc25e1a934db54f98b35d42afaf9083bb15c155c0e4dd89efa5adcf6eda915·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 669 | </span><span·class="p"·data-group-id=" | 669 | </span><span·class="p"·data-group-id="0768168242-5">[</span><span·class="p"·data-group-id="0768168242-6">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="0768168242-6">}</span><span·class="p">,</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·191,·SHA:·9aa2e5fab2bc363a9ceebda32da1eb3976c8a722d3e43a47e8f8add897ab7a89·...·]-5">]</span><span·class="gp·unselectable"> |
| 670 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch_keys</span><span·class="p"·data-group-id=" | 670 | 2>·</span><span·class="nc">orddict</span><span·class="p">:</span><span·class="nf">fetch_keys</span><span·class="p"·data-group-id="0768168242-8">(</span><span·class="n">OrdDict1</span><span·class="p"·data-group-id="0768168242-8">)</span><span·class="p">.</span><span·class="w"> |
| 671 | </span><span·class="p"·data-group-id=" | 671 | </span><span·class="p"·data-group-id="0768168242-9">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="p"·data-group-id="0768168242-9">]</span></code></pre> |
| 672 | ··</section> | 672 | ··</section> |
| 673 | </section> | 673 | </section> |
| 674 | <section·class="detail"·id="filter/2"> | 674 | <section·class="detail"·id="filter/2"> |
| 675 | ··<div·class="detail-header"> | 675 | ··<div·class="detail-header"> |
| 676 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 676 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
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| 1044 | ······<p·class="built-using"> | 1044 | ······<p·class="built-using"> |
| 1045 | ········Built·using | 1045 | ········Built·using |
| 1046 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1046 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1047 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1047 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1048 | ······</p> | 1048 | ······</p> |
| 1049 | <p>Copyright·©·1996-202 | 1049 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1050 | ····</footer> | 1050 | ····</footer> |
| 1051 | ··</div> | 1051 | ··</div> |
| 1052 | </main> | 1052 | </main> |
| 1053 | </div> | 1053 | </div> |
| 1054 | <script> | 1054 | <script> |
| 1055 | ··function·mermaidLoaded()·{ | 1055 | ··function·mermaidLoaded()·{ |
| 1056 | ····mermaid.initialize({ | 1056 | ····mermaid.initialize({ |
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| 157 | employs·a·number·of·techniques·to·speed·up·testing·and·reliably·shut·down·peer | 157 | employs·a·number·of·techniques·to·speed·up·testing·and·reliably·shut·down·peer |
| 158 | nodes:</p><ul><li>peers·start·linked·to·test·runner·process.·If·the·test·case·fails,·the·peer | 158 | nodes:</p><ul><li>peers·start·linked·to·test·runner·process.·If·the·test·case·fails,·the·peer |
| 159 | node·is·stopped·automatically,·leaving·no·rogue·nodes·running·in·the | 159 | node·is·stopped·automatically,·leaving·no·rogue·nodes·running·in·the |
| 160 | background</li><li>arguments·used·to·start·the·peer·are·saved·in·the·control·process·state·for | 160 | background</li><li>arguments·used·to·start·the·peer·are·saved·in·the·control·process·state·for |
| 161 | manual·analysis.·If·the·test·case·fails,·the·CRASH·REPORT·contains·these | 161 | manual·analysis.·If·the·test·case·fails,·the·CRASH·REPORT·contains·these |
| 162 | arguments</li><li>multiple·test·cases·can·run·concurrently·speeding·up·overall·testing·process, | 162 | arguments</li><li>multiple·test·cases·can·run·concurrently·speeding·up·overall·testing·process, |
| 163 | peer·node·names·are·unique·even·when·there·are·multiple·instances·of·the·same | 163 | peer·node·names·are·unique·even·when·there·are·multiple·instances·of·the·same |
| 164 | test·suite·running·in·parallel</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 164 | test·suite·running·in·parallel</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9526264664-1">(</span><span·class="ss">my_SUITE</span><span·class="p"·data-group-id="9526264664-1">)</span><span·class="p">.</span><span·class="w"> |
| 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 165 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="9526264664-2">(</span><span·class="ss">ct_suite</span><span·class="p"·data-group-id="9526264664-2">)</span><span·class="p">.</span><span·class="w"> |
| 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 166 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9526264664-3">(</span><span·class="p"·data-group-id="9526264664-4">[</span><span·class="ss">all</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">groups</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·116,·SHA:·a35ba66c6727653e4e62b794717b9f5605affbf973f0fb08cf940f7024dfb491·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 167 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9526264664-5">(</span><span·class="p"·data-group-id="9526264664-6">[</span><span·class="ss">basic</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">args</span><span·class="p">/</span><sp[·...·truncated·by·diffoscope;·len:·506,·SHA:·7da5cc27bf8ff3e9abe68cd22b70b20939bc0c29d6362bb9b4577370b8459dc2·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 168 | </span><span·class="w"> | 168 | </span><span·class="w"> |
| 169 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 169 | </span><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="9526264664-7">(</span><span·class="s">"common_test/include/ct.hrl"</span><span·class="p"·data-group-id="9526264664-7">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="nf">groups</span><span·class="p"·data-group-id=" | 170 | </span><span·class="nf">groups</span><span·class="p"·data-group-id="9526264664-8">(</span><span·class="p"·data-group-id="9526264664-8">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 171 | ····</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="p"·data-group-id="9526264664-9">[</span><span·class="p"·data-group-id="9526264664-10">{</span><span·class="ss">quick</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9526264664-11">[</span><span·class="ss">parallel</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·b394d8635bd4a82689337694c502832d6d4514bc243188846a636a5137cce58d·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 172 | ········</span><span·class="p"·data-group-id=" | 172 | ········</span><span·class="p"·data-group-id="9526264664-12">[</span><span·class="ss">basic</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">args</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">named</span><span·class="p">,</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·264,·SHA:·9ad46568e09942dfb0ab5787ec0a557cce7d3dbba079d5fec715f988bcce34ac·...·]-9">]</span><span·class="p">.</span><span·class="w"> |
| 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nf">all</span><span·class="p"·data-group-id="9526264664-13">(</span><span·class="p"·data-group-id="9526264664-13">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 174 | ····</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="p"·data-group-id="9526264664-14">[</span><span·class="p"·data-group-id="9526264664-15">{</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">quick</span><span·class="p"·data-group-id="9526264664-15">}</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·bc97d6f3802926cdc36b2658c38eb94dad7ca0f111bab48e67f7b229c932c6c3·...·]-14">]</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">basic</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">basic</span><span·class="p"·data-group-id="9526264664-16">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9526264664-16">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="9526264664-17[·...·truncated·by·diffoscope;·len:·80,·SHA:·c5894e5aba0b7a26079aac4550915d09338372aeb484c4c08d611a3ef64482a2·...·]-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="p"·data-group-id=" | 176 | ····</span><span·class="p"·data-group-id="9526264664-18">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Node</span><span·class="p"·data-group-id="95[·...·truncated·by·diffoscope;·len:·242,·SHA:·e7b711366a9d90c9d0f0958d9a2e68459ba6fe4a340c6caa2d9bb6555272aa38·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 177 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="9526264664-20">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="9526264664-20">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="nf">args</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">args</span><span·class="p"·data-group-id="9526264664-21">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9526264664-21">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="9526264664-22[·...·truncated·by·diffoscope;·len:·80,·SHA:·c5894e5aba0b7a26079aac4550915d09338372aeb484c4c08d611a3ef64482a2·...·]-22">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="c1">%%·specify·additional·arguments·to·the·new·node</span><span·class="w"> | 179 | ····</span><span·class="c1">%%·specify·additional·arguments·to·the·new·node</span><span·class="w"> |
| 180 | ····</span><span·class="p"·data-group-id=" | 180 | ····</span><span·class="p"·data-group-id="9526264664-23">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Node</span><span·class="p"·data-group-id="95[·...·truncated·by·diffoscope;·len:·482,·SHA:·ace5fcfab7f1d281e37832b28c80e38e6fcb9bbe6f11f91adf1aa7daaa136d32·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="9526264664-26">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="9526264664-26">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="nf">named</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nf">named</span><span·class="p"·data-group-id="9526264664-27">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9526264664-27">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="9526264664-28[·...·truncated·by·diffoscope;·len:·80,·SHA:·c5894e5aba0b7a26079aac4550915d09338372aeb484c4c08d611a3ef64482a2·...·]-28">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="c1">%%·pass·test·case·name·down·to·function·starting·nodes</span><span·class="w"> | 183 | ····</span><span·class="c1">%%·pass·test·case·name·down·to·function·starting·nodes</span><span·class="w"> |
| 184 | ····</span><span·class="n">Peer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id=" | 184 | ····</span><span·class="n">Peer</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id="9526264664-29">(</span><span·class="ss">named_test</span><span·class="p"·data-group-id="9526264664-29">)</span><span·class="p">,</span><span·class="w"> |
| 185 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="9526264664-30">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="9526264664-30">)</span><span·class="p">.</span><span·class="w"> |
| 186 | </span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id=" | 186 | </span><span·class="nf">start_node_impl</span><span·class="p"·data-group-id="9526264664-31">(</span><span·class="n">ActualTestCase</span><span·class="p"·data-group-id="9526264664-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 187 | ····</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="p"·data-group-id="9526264664-32">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="9526264664-32">}</span><sp[·...·truncated·by·diffoscope;·len:·635,·SHA:·6dabf181a33a222e56178879bd377186697ba1d829cc13be4c1d05887cacf77f·...·]-33">)</span><span·class="p">,</span><span·class="w"> |
| 188 | ····</span><span·class="c1">%%·extra·setup·needed·for·multiple·test·cases</span><span·class="w"> | 188 | ····</span><span·class="c1">%%·extra·setup·needed·for·multiple·test·cases</span><span·class="w"> |
| 189 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 189 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="9526264664-36">(</span><span·class="n">Node</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">application</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">set_env</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·335,·SHA:·a6601e3bbe9537454119980ffb3873943bf53085e41ef38989755be208b7828c·...·]-36">)</span><span·class="p">,</span><span·class="w"> |
| 190 | ····</span><span·class="n">Peer</span><span·class="p">.</span><span·class="w"> | 190 | ····</span><span·class="n">Peer</span><span·class="p">.</span><span·class="w"> |
| 191 | </span><span·class="nf">restart_node</span><span·class="p"·data-group-id=" | 191 | </span><span·class="nf">restart_node</span><span·class="p"·data-group-id="9526264664-38">(</span><span·class="n">Config</span><span·class="p"·data-group-id="9526264664-38">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="9526264664-39[·...·truncated·by·diffoscope;·len:·80,·SHA:·c5894e5aba0b7a26079aac4550915d09338372aeb484c4c08d611a3ef64482a2·...·]-39">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 192 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">CT_PEER_NAME</span><span·class="p"·data-group-id=" | 192 | ····</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">CT_PEER_NAME</span><span·class="p"·data-group-id="9526264664-40">(</span><span·class="p"·data-group-id="9526264664-40">)</span><span·class="p">,</span><span·class="w"> |
| 193 | ····</span><span·class="p"·data-group-id=" | 193 | ····</span><span·class="p"·data-group-id="9526264664-41">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="9526264664-41">}</span><sp[·...·truncated·by·diffoscope;·len:·458,·SHA:·04a20b0982b692718dffa0f1d46130bb78c8426bb1052f4d43e076e30e829b6d·...·]-42">)</span><span·class="p">,</span><span·class="w"> |
| 194 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="9526264664-44">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="9526264664-44">)</span><span·class="p">,</span><span·class="w"> |
| 195 | ····</span><span·class="c1">%%·restart·the·node·with·the·same·name·as·before</span><span·class="w"> | 195 | ····</span><span·class="c1">%%·restart·the·node·with·the·same·name·as·before</span><span·class="w"> |
| 196 | ····</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="p"·data-group-id="9526264664-45">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="9526264664-45">}</span><s[·...·truncated·by·diffoscope;·len:·758,·SHA:·b20ab8a7188ec2f2bfb525fa8c9237cd0fc2a328d76564ba85db903f9641574f·...·]-46">)</span><span·class="p">,</span><span·class="w"> |
| 197 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 197 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="9526264664-49">(</span><span·class="n">Peer2</span><span·class="p"·data-group-id="9526264664-49">)</span><span·class="p">.</span></code></pre><p>The·next·example·demonstrates·how·to·start·multiple·nodes·concurrently:</p><pre><code·class="makeup·erlang"·tra[·...·truncated·by·diffoscope;·len:·410,·SHA:·67b7731d5ea8505cbc5564888ab5b2cd46482c841bafdc77992e5c1cd36a5a87·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 198 | ····</span><span·class="n">Peers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 198 | ····</span><span·class="n">Peers</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8347011572-3">[</span><span·class="o">?</span><span·class="n">CT_PEER</span><span·class="p"·data-group-id="8347011572-4">(</span><span·class="p"·data-group-id="8347011572-5">#{</span><span·class="ss">wait_boot</span><span·class="w">·</span><span·class="p">[·...·truncated·by·diffoscope;·len:·445,·SHA:·28e9e1b2c2827d3fd104e0669094a127104cd91a2f1d94d6c13de48fb51d8ced·...·]-4">)</span><span·class="w"> |
| 199 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 199 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p">_</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="8347011572-8">(</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">4</span><span·class="p"·data-group-id="8347011572-8">)</span><span·class="p"·data-group-id="8347011572-3">]</span><span·class="p">,</span><span·class="w"> |
| 200 | ····</span><span·class="c1">%%·wait·for·all·nodes·to·complete·boot·process,·get·their·names:</span><span·class="w"> | 200 | ····</span><span·class="c1">%%·wait·for·all·nodes·to·complete·boot·process,·get·their·names:</span><span·class="w"> |
| 201 | ····</span><span·class="p">_</span><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 201 | ····</span><span·class="p">_</span><span·class="n">Nodes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8347011572-9">[</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="8347011572-10">{</span><span·class="ss">tag</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8347011572-11">{</sp[·...·truncated·by·diffoscope;·len:·279,·SHA:·8aceba3df926d35a18b6d3619ee22b26ec0c4fc222906e8bd7d1ff28939b2c38·...·]-10">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Node</span><span·class="w">·</span><span·class="k">end</span><span·class="w"> |
| 202 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p"·data-group-id=" | 202 | ········</span><span·class="p">||</span><span·class="w">·</span><span·class="p"·data-group-id="8347011572-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p"·data-group-id="8347011572-12">}</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·67,·SHA:·63523a87b683263e6b4535b8321fc3e2c19e765d4b50b7a80ce918608cf26607·...·]-9">]</span><span·class="p">,</span><span·class="w"> |
| 203 | ····</span><span·class="p"·data-group-id=" | 203 | ····</span><span·class="p"·data-group-id="8347011572-13">[</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="8347011572-14">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="8347011572-14">)</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·409,·SHA:·9bee9ca309ee9cc6f463d74bd8c21c1e6213325794edadfcabbe845f16caaaba·...·]-13">]</span><span·class="p">.</span></code></pre><p>Start·a·peer·on·a·different·host.·Requires·<code·class="inline">ssh</code>·key-based·authentication·set |
| 204 | up,·allowing·"another_host"·connection·without·password·prompt.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Ssh</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id=" | 204 | up,·allowing·"another_host"·connection·without·password·prompt.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Ssh</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id="1597140806-1">(</span><span·class="s">"ssh"</span><span·class="p"·data-group-id="1597140806-1">)</span><span·class="p">,</span><span·class="w"> |
| 205 | </span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 205 | </span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="1597140806-2">(</span><span·class="p"·data-group-id="1597140806-3">#{</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="1597140806-4">{</span><span·class="n">Ssh</sp[·...·truncated·by·diffoscope;·len:·331,·SHA:·3368eb008e76fef14136c208b78f5df28b796c7150472c5eb43574bc2e1055c6·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ····</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p"·data-group-id="1597140806-3">}</span><span·class="p"·data-group-id="1597140806-2">)</span><span·class="p">,</span></code></pre><p>The·following·Common·Test·case·demonstrates·Docker·integration,·starting·two |
| 207 | containers·with·hostnames·"one"·and·"two".·In·this·example·Erlang·nodes·running | 207 | containers·with·hostnames·"one"·and·"two".·In·this·example·Erlang·nodes·running |
| 208 | inside·containers·form·an·Erlang·cluster.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">docker</span><span·class="p"·data-group-id=" | 208 | inside·containers·form·an·Erlang·cluster.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">docker</span><span·class="p"·data-group-id="0940107923-1">(</span><span·class="n">Config</span><span·class="p"·data-group-id="0940107923-1">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">is_list</span><span·class="p"·data-group-id="0940107923-2">([·...·truncated·by·diffoscope;·len:·77,·SHA:·45103ce0e78fb8a34e38ea66b1fce5234973e9de635df4a852c5e211a1f089cc·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ····</span><span·class="n">Docker</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id=" | 209 | ····</span><span·class="n">Docker</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">os</span><span·class="p">:</span><span·class="nf">find_executable</span><span·class="p"·data-group-id="0940107923-3">(</span><span·class="s">"docker"</span><span·class="p"·data-group-id="0940107923-3">)</span><span·class="p">,</span><span·class="w"> |
| 210 | ····</span><span·class="n">PrivDir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id=" | 210 | ····</span><span·class="n">PrivDir</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">proplists</span><span·class="p">:</span><span·class="nf">get_value</span><span·class="p"·data-group-id="0940107923-4">(</span><span·class="ss">priv_dir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Config</span><span·class="p"·data-group-id="0940107923-4">)</span><span·class="p">,</span><span·class="w"> |
| 211 | ····</span><span·class="nf">build_release</span><span·class="p"·data-group-id=" | 211 | ····</span><span·class="nf">build_release</span><span·class="p"·data-group-id="0940107923-5">(</span><span·class="n">PrivDir</span><span·class="p"·data-group-id="0940107923-5">)</span><span·class="p">,</span><span·class="w"> |
| 212 | ····</span><span·class="nf">build_image</span><span·class="p"·data-group-id=" | 212 | ····</span><span·class="nf">build_image</span><span·class="p"·data-group-id="0940107923-6">(</span><span·class="n">PrivDir</span><span·class="p"·data-group-id="0940107923-6">)</span><span·class="p">,</span><span·class="w"> |
| 213 | ····</span><span·class="c1">%%·start·two·Docker·containers</span><span·class="w"> | 213 | ····</span><span·class="c1">%%·start·two·Docker·containers</span><span·class="w"> |
| 214 | ····</span><span·class="p"·data-group-id=" | 214 | ····</span><span·class="p"·data-group-id="0940107923-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node</span><span·class="p"·data-group-id="0940107923-7">}</span><span[·...·truncated·by·diffoscope;·len:·247,·SHA:·c4613e52b30241ba80ebde01422876411d9ddf276876a4e4a372948924fbd4ef·...·]-9">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">lambda</span><span·class="p">,</span><span·class="w"> |
| 215 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> | 215 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> |
| 216 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 216 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-10">{</span><span·class="n">Docker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-11">[</span><span·class="s">"run"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">[·...·truncated·by·diffoscope;·len:·483,·SHA:·00883b554950907eaf496507a7c125767875ef40ade48bfdab0329bae2e91abd·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 217 | ····</span><span·class="p"·data-group-id=" | 217 | ····</span><span·class="p"·data-group-id="0940107923-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Peer2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Node2</span><span·class="p"·data-group-id="0940107923-12">}</span><[·...·truncated·by·diffoscope;·len:·252,·SHA:·781cc6bd5804b5aa83588f7ec776d85553a44f75bafa7feeb30d65b750f404ce·...·]-14">#{</span><span·class="ss">name</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">lambda</span><span·class="p">,</span><span·class="w"> |
| 218 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> | 218 | ········</span><span·class="ss">connection</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">standard_io</span><span·class="p">,</span><span·class="w"> |
| 219 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 219 | ········</span><span·class="ss">exec</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-15">{</span><span·class="n">Docker</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-16">[</span><span·class="s">"run"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">[·...·truncated·by·diffoscope;·len:·484,·SHA:·7d6b276287d24157632d4b19f1f9a6fb47f93159ed2c7808a8aa5af8506bb50e·...·]-13">)</span><span·class="p">,</span><span·class="w"> |
| 220 | ····</span><span·class="c1">%%·find·IP·address·of·the·second·node·using·alternative·connection·RPC</span><span·class="w"> | 220 | ····</span><span·class="c1">%%·find·IP·address·of·the·second·node·using·alternative·connection·RPC</span><span·class="w"> |
| 221 | ····</span><span·class="p"·data-group-id=" | 221 | ····</span><span·class="p"·data-group-id="0940107923-17">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ips</span><span·class="p"·data-group-id="0940107923-17">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·510,·SHA:·cccf2f170f024e5030609f8d6071f0e1890d680ea7b371dfa9d78b2a14f684e5·...·]-18">)</span><span·class="p">,</span><span·class="w"> |
| 222 | ····</span><span·class="p"·data-group-id=" | 222 | ····</span><span·class="p"·data-group-id="0940107923-20">{</span><span·class="s">"eth0"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Eth0</span><span·class="p"·data-group-id="0940107923-20">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·372,·SHA:·c6a77a3e7cb9901e63f9e2248d9a35a0a662fb59870c3f93eb4dd3c344413413·...·]-21">)</span><span·class="p">,</span><span·class="w"> |
| 223 | ····</span><span·class="p"·data-group-id=" | 223 | ····</span><span·class="p"·data-group-id="0940107923-22">{</span><span·class="ss">addr</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ip</span><span·class="p"·data-group-id="0940107923-22">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·349,·SHA:·56d577259f4caaac683a065fc017de108f2678167d822daf4b8c10038a57edb2·...·]-23">)</span><span·class="p">,</span><span·class="w"> |
| 224 | ····</span><span·class="c1">%%·make·first·node·to·discover·second·one</span><span·class="w"> | 224 | ····</span><span·class="c1">%%·make·first·node·to·discover·second·one</span><span·class="w"> |
| 225 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0940107923-24">(</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inet_db</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">set_lookup</span><span·class="p">,</span><span·class="w">·</sp[·...·truncated·by·diffoscope;·len:·288,·SHA:·5847e6c476e8a282236b3a6b09551a56225173ef8d4399c1ccfc5b77d6ddae30·...·]-24">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0940107923-27">(</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">inet_db</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">add_host</span><span·class="p">,</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·369,·SHA:·140932b4d05121fe7396fded57aae8be4c9606324b8dcca965d54422e79fc143·...·]-27">)</span><span·class="p">,</span><span·class="w"> |
| 227 | ····</span><span·class="c1">%%·join·a·cluster</span><span·class="w"> | 227 | ····</span><span·class="c1">%%·join·a·cluster</span><span·class="w"> |
| 228 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="ss">true</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="0940107923-30">(</span><span·class="n">Peer</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">net_kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">connect_node</span><span·class="p">,</span><span·class="w">[·...·truncated·by·diffoscope;·len:·185,·SHA:·ca1a43d226371b3cc4ef93f6c95389a824dc48284cf43e3267487cee63e5c684·...·]-30">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ····</span><span·class="c1">%%·verify·that·second·peer·node·has·only·the·first·node·visible</span><span·class="w"> | 229 | ····</span><span·class="c1">%%·verify·that·second·peer·node·has·only·the·first·node·visible</span><span·class="w"> |
| 230 | ····</span><span·class="p"·data-group-id=" | 230 | ····</span><span·class="p"·data-group-id="0940107923-32">[</span><span·class="n">Node</span><span·class="p"·data-group-id="0940107923-32">]</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">call</span>[·...·truncated·by·diffoscope;·len:·434,·SHA:·cff434296ebb1fa8d3515b8b80a7580a630b799535047814affeb0e3f91e8872·...·]-33">)</span><span·class="p">,</span><span·class="w"> |
| 231 | ····</span><span·class="c1">%%·stop·peers,·causing·containers·to·also·stop</span><span·class="w"> | 231 | ····</span><span·class="c1">%%·stop·peers,·causing·containers·to·also·stop</span><span·class="w"> |
| 232 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0940107923-35">(</span><span·class="n">Peer2</span><span·class="p"·data-group-id="0940107923-35">)</span><span·class="p">,</span><span·class="w"> |
| 233 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="nc">peer</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0940107923-36">(</span><span·class="n">Peer</span><span·class="p"·data-group-id="0940107923-36">)</span><span·class="p">.</span><span·class="w"> |
| 234 | </span><span·class="nf">build_release</span><span·class="p"·data-group-id=" | 234 | </span><span·class="nf">build_release</span><span·class="p"·data-group-id="0940107923-37">(</span><span·class="n">Dir</span><span·class="p"·data-group-id="0940107923-37">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 235 | ····</span><span·class="c1">%%·load·sasl.app·file,·otherwise·application:get_key·will·fail</span><span·class="w"> | 235 | ····</span><span·class="c1">%%·load·sasl.app·file,·otherwise·application:get_key·will·fail</span><span·class="w"> |
| 236 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="nc">application</span><span·class="p">:</span><span·class="nf">load</span><span·class="p"·data-group-id="0940107923-38">(</span><span·class="ss">sasl</span><span·class="p"·data-group-id="0940107923-38">)</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="c1">%%·create·*.rel·-·release·file</span><span·class="w"> | 237 | ····</span><span·class="c1">%%·create·*.rel·-·release·file</span><span·class="w"> |
| 238 | ····</span><span·class="n">RelFile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="n">RelFile</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="0940107923-39">(</span><span·class="n">Dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"lambda.rel"</span><span·class="p"·data-group-id="0940107923-39">)</span><span·class="p">,</span><span·class="w"> |
| 239 | ····</span><span·class="n">Release</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 239 | ····</span><span·class="n">Release</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-40">{</span><span·class="ss">release</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-41">{</span><span·class="s">"lambda"</span><span·class="p">,</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·70,·SHA:·a072696f3db136ecea56de55b09089d7a798de24aca4b04f30c2353e12940502·...·]-41">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ········</span><span·class="p"·data-group-id=" | 240 | ········</span><span·class="p"·data-group-id="0940107923-42">{</span><span·class="ss">erts</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0940107923-43">(</span><span·class="s[·...·truncated·by·diffoscope;·len:·112,·SHA:·35d3b98f477b2ef4cf573813e494210ec0c8ab9fd274c4b5546fe165c427c1b8·...·]-42">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ········</span><span·class="p"·data-group-id=" | 241 | ········</span><span·class="p"·data-group-id="0940107923-44">[</span><span·class="p"·data-group-id="0940107923-45">{</span><span·class="n">App</span><span·class="p">,</span><span·class="w">·</span><span·class="k">begin</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-46">{</span[·...·truncated·by·diffoscope;·len:·691,·SHA:·ff6781932fc6f60dd1f49466f2f338adaa7502f8e5db15c4171f1bdcbba563a1·...·]-45">}</span><span·class="w"> |
| 242 | ············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id=" | 242 | ············</span><span·class="p">||</span><span·class="w">·</span><span·class="n">App</span><span·class="w">·</span><span·class="o"><-</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-48">[</span><span·class="ss">kernel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stdlib</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">sasl</span><span·class="p"·data-group-id="0940107923-48">]</[·...·truncated·by·diffoscope;·len:·100,·SHA:·889b349d3999be81dca4c08debfbeab24dcf24030c04ae18d5a244b977056472·...·]-40">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="0940107923-49">(</span><span·class="n">RelFile</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_binary</span><span·class="p"·data-group-id="0940107923-50">(</span><span·class="nc">lists</span><span·class="p">:</span><span·clas[·...·truncated·by·diffoscope;·len:·62,·SHA:·898614356d6fab13f0543ea285446a7cef164d75f38c960c28097eb40657d59c·...·]-51">(</span><span·class="w"> |
| 244 | ········</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 244 | ········</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0940107923-52">(</span><span·class="s">"~tp."</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-53">[</span><span·class="n">Release</span><span·class="p"·data-group-id="0940107923-53">]</span><span·cl[·...·truncated·by·diffoscope;·len:·195,·SHA:·7c17064a01a96c07e4a1ca169d56dbb5f2500e4ec3638b220f72cd39ca2b9eaf·...·]-49">)</span><span·class="p">,</span><span·class="w"> |
| 245 | ····</span><span·class="n">RelFileNoExt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="n">RelFileNoExt</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="0940107923-54">(</span><span·class="n">Dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"lambda"</span><span·class="p"·data-group-id="0940107923-54">)</span><span·class="p">,</span><span·class="w"> |
| 246 | ····</span><span·class="c1">%%·create·boot·script</span><span·class="w"> | 246 | ····</span><span·class="c1">%%·create·boot·script</span><span·class="w"> |
| 247 | ····</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="p"·data-group-id="0940107923-55">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">systools_make</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-56">[</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·292,·SHA:·50aa6915c8f5217fa103008fc46875269c1a31ba43589b3131a73ffe2afac688·...·]-57">(</span><span·class="n">RelFileNoExt</span><span·class="p">,</span><span·class="w"> |
| 248 | ········</span><span·class="p"·data-group-id=" | 248 | ········</span><span·class="p"·data-group-id="0940107923-58">[</span><span·class="ss">silent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-59">{</span><span·class="ss">outdir</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dir</sp[·...·truncated·by·diffoscope;·len:·152,·SHA:·0ef6d721cd3474dd54bcbad510636458cad6495459c9c382afbaa59a2544f9b9·...·]-57">)</span><span·class="p">,</span><span·class="w"> |
| 249 | ····</span><span·class="c1">%%·package·release·into·*.tar.gz</span><span·class="w"> | 249 | ····</span><span·class="c1">%%·package·release·into·*.tar.gz</span><span·class="w"> |
| 250 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">systools</span><span·class="p">:</span><span·class="nf">make_tar</span><span·class="p"·data-group-id="0940107923-60">(</span><span·class="n">RelFileNoExt</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0940107923-61">[</span><span·class="p"·data-group-id="0940107923-62">{</span><span·class="ss">erts</span><span·class="p[·...·truncated·by·diffoscope;·len:·375,·SHA:·bb7f2942eada6503a72cb2742ac6dcaf6c3b4159562cfaa4bf5e1184f2882831·...·]-60">)</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="nf">build_image</span><span·class="p"·data-group-id=" | 251 | </span><span·class="nf">build_image</span><span·class="p"·data-group-id="0940107923-64">(</span><span·class="n">Dir</span><span·class="p"·data-group-id="0940107923-64">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 252 | ····</span><span·class="c1">%%·Create·Dockerfile·example,·working·only·for·Ubuntu·20.04</span><span·class="w"> | 252 | ····</span><span·class="c1">%%·Create·Dockerfile·example,·working·only·for·Ubuntu·20.04</span><span·class="w"> |
| 253 | ····</span><span·class="c1">%%·Expose·port·4445,·and·make·Erlang·distribution·to·listen</span><span·class="w"> | 253 | ····</span><span·class="c1">%%·Expose·port·4445,·and·make·Erlang·distribution·to·listen</span><span·class="w"> |
| 254 | ····</span><span·class="c1">%%··on·this·port,·and·connect·to·it·without·EPMD</span><span·class="w"> | 254 | ····</span><span·class="c1">%%··on·this·port,·and·connect·to·it·without·EPMD</span><span·class="w"> |
| 255 | ····</span><span·class="c1">%%·Set·cookie·on·both·nodes·to·be·the·same.</span><span·class="w"> | 255 | ····</span><span·class="c1">%%·Set·cookie·on·both·nodes·to·be·the·same.</span><span·class="w"> |
| 256 | ····</span><span·class="n">BuildScript</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id=" | 256 | ····</span><span·class="n">BuildScript</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">filename</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="0940107923-65">(</span><span·class="n">Dir</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Dockerfile"</span><span·class="p"·data-group-id="0940107923-65">)</span><span·class="p">,</span><span·class="w"> |
| 257 | ····</span><span·class="n">Dockerfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 257 | ····</span><span·class="n">Dockerfile</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 258 | ······</span><span·class="s">"FROM·ubuntu:20.04·as·runner\n"</span><span·class="w"> | 258 | ······</span><span·class="s">"FROM·ubuntu:20.04·as·runner\n"</span><span·class="w"> |
| 259 | ······</span><span·class="s">"EXPOSE·4445\n"</span><span·class="w"> | 259 | ······</span><span·class="s">"EXPOSE·4445\n"</span><span·class="w"> |
| 260 | ······</span><span·class="s">"WORKDIR·/opt/lambda\n"</span><span·class="w"> | 260 | ······</span><span·class="s">"WORKDIR·/opt/lambda\n"</span><span·class="w"> |
| 261 | ······</span><span·class="s">"COPY·lambda.tar.gz·/tmp\n"</span><span·class="w"> | 261 | ······</span><span·class="s">"COPY·lambda.tar.gz·/tmp\n"</span><span·class="w"> |
| 262 | ······</span><span·class="s">"RUN·tar·-zxvf·/tmp/lambda.tar.gz·-C·/opt/lambda\n"</span><span·class="w"> | 262 | ······</span><span·class="s">"RUN·tar·-zxvf·/tmp/lambda.tar.gz·-C·/opt/lambda\n"</span><span·class="w"> |
| 263 | ······</span><span·class="s">"ENTRYPOINT·[\"/opt/lambda/erts-"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id=" | 263 | ······</span><span·class="s">"ENTRYPOINT·[\"/opt/lambda/erts-"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">system_info</span><span·class="p"·data-group-id="0940107923-66">(</span><span·class="ss">version</span><span·class="p"·data-group-id="0940107923-66">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w"> |
| 264 | ······</span><span·class="s">"/bin/dyn_erl\",·\"-boot\",·\"/opt/lambda/releases/1.0.0/start\","</span><span·class="w"> | 264 | ······</span><span·class="s">"/bin/dyn_erl\",·\"-boot\",·\"/opt/lambda/releases/1.0.0/start\","</span><span·class="w"> |
| 265 | ······</span><span·class="s">"·\"-kernel\",·\"inet_dist_listen_min\",·\"4445\","</span><span·class="w"> | 265 | ······</span><span·class="s">"·\"-kernel\",·\"inet_dist_listen_min\",·\"4445\","</span><span·class="w"> |
| 266 | ······</span><span·class="s">"·\"-erl_epmd_port\",·\"4445\","</span><span·class="w"> | 266 | ······</span><span·class="s">"·\"-erl_epmd_port\",·\"4445\","</span><span·class="w"> |
| 267 | ······</span><span·class="s">"·\"-setcookie\",·\"secret\"]\n"</span><span·class="p">,</span><span·class="w"> | 267 | ······</span><span·class="s">"·\"-setcookie\",·\"secret\"]\n"</span><span·class="p">,</span><span·class="w"> |
| 268 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id=" | 268 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write_file</span><span·class="p"·data-group-id="0940107923-67">(</span><span·class="n">BuildScript</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Dockerfile</span><span·class="p"·data-group-id="0940107923-67">)</span><span·class="p">,</span><span·class="w"> |
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| 495 | ······<p·class="built-using"> | 495 | ······<p·class="built-using"> |
| 496 | ········Built·using | 496 | ········Built·using |
| 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 497 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 498 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 499 | ······</p> | 499 | ······</p> |
| 500 | <p>Copyright·©·1996-202 | 500 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 501 | ····</footer> | 501 | ····</footer> |
| 502 | ··</div> | 502 | ··</div> |
| 503 | </main> | 503 | </main> |
| 504 | </div> | 504 | </div> |
| 505 | <script> | 505 | <script> |
| 506 | ··function·mermaidLoaded()·{ | 506 | ··function·mermaidLoaded()·{ |
| 507 | ····mermaid.initialize({ | 507 | ····mermaid.initialize({ |
| Offset 969, 29 lines modified | Offset 969, 29 lines modified | ||
| 969 | the·start·function·used.</p><p>If·neither·this·function·nor·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·is·called·by·the | 969 | the·start·function·used.</p><p>If·neither·this·function·nor·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·is·called·by·the |
| 970 | started·process,·the·start·function·returns·an·error·tuple·when·the·started | 970 | started·process,·the·start·function·returns·an·error·tuple·when·the·started |
| 971 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see | 971 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see |
| 972 | <a·href="#start/5"><code·class="inline">start/3,4,5</code></a>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·use·this·function·to·return·an·error·indicating·that·the·process·start | 972 | <a·href="#start/5"><code·class="inline">start/3,4,5</code></a>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·use·this·function·to·return·an·error·indicating·that·the·process·start |
| 973 | failed.·When·doing·so·the·start·function·can·return·before·the·failing·process | 973 | failed.·When·doing·so·the·start·function·can·return·before·the·failing·process |
| 974 | has·exited,·which·may·block·VM·resources·required·for·a·new·start·attempt·to | 974 | has·exited,·which·may·block·VM·resources·required·for·a·new·start·attempt·to |
| 975 | succeed.·Use·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·for·that·purpose.</p></section><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> | 975 | succeed.·Use·<a·href="#init_fail/3"><code·class="inline">init_fail/2,3</code></a>·for·that·purpose.</p></section><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> |
| 976 | are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 976 | are·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="2071090373-1">(</span><span·class="ss">my_proc</span><span·class="p"·data-group-id="2071090373-1">)</span><span·class="p">.</span><span·class="w"> |
| 977 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 977 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2071090373-2">(</span><span·class="p"·data-group-id="2071090373-3">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="2071090373-3">]</span><span·class="p"·data-group-id="2071090373-2">)</span><span·class="p">.</span><span·class="w"> |
| 978 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 978 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="2071090373-4">(</span><span·class="p"·data-group-id="2071090373-5">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="2071090373-5">]</span><span·class="p"·data-group-id="2071090373-4">)</span><span·class="p">.</span><span·class="w"> |
| 979 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 979 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="2071090373-6">(</span><span·class="p"·data-group-id="2071090373-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 980 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 980 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="2071090373-7">(</span><span·class="ss">my_proc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2071090373-8">[</span><span·class="nf">self</spa[·...·truncated·by·diffoscope;·len:·202,·SHA:·333e8d0463fa4791940ac6d9de63451acc8415eb1a38e9eda054fb7500e9fec7·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 981 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 981 | </span><span·class="nf">init</span><span·class="p"·data-group-id="2071090373-10">(</span><span·class="n">Parent</span><span·class="p"·data-group-id="2071090373-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 982 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id=" | 982 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id="2071090373-11">(</span><span·class="p"·data-group-id="2071090373-11">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 983 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 983 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 984 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id=" | 984 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id="2071090373-12">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2071090373-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span>[·...·truncated·by·diffoscope;·len:·203,·SHA:·fdb0814812bc2cf57a821367d4505ac3af071f02dd5ac36cb2f6b56d79c1d3be·...·]-12">)</span><span·class="p">;</span><span·class="w"> |
| 985 | ········</span><span·class="p"·data-group-id=" | 985 | ········</span><span·class="p"·data-group-id="2071090373-15">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="2071090373-15">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 986 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id=" | 986 | ············</span><span·class="nf">exit</span><span·class="p"·data-group-id="2071090373-16">(</span><span·class="n">Reason</span><span·class="p"·data-group-id="2071090373-16">)</span><span·class="w"> |
| 987 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 987 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 988 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 988 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="2071090373-17">(</span><span·class="p"·data-group-id="2071090373-17">)</span><span·class="p">.</span><span·class="w"> |
| 989 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 989 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 990 | ··</section> | 990 | ··</section> |
| 991 | </section> | 991 | </section> |
| 992 | <section·class="detail"·id="init_fail/2"> | 992 | <section·class="detail"·id="init_fail/2"> |
| 993 | ··<div·class="detail-header"> | 993 | ··<div·class="detail-header"> |
| Offset 1052, 29 lines modified | Offset 1052, 29 lines modified | ||
| 1052 | to·<code·class="inline">Exception</code>.·The·start·function·then·returns·<code·class="inline">Ret</code>.</p><p>See·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>·for·a·description·of·<code·class="inline">Class</code>,·<code·class="inline">Reason</code>·and·<code·class="inline">Stacktrace</code>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·consider·catching·the·exception·from·this·function.·That·would·defeat | 1052 | to·<code·class="inline">Exception</code>.·The·start·function·then·returns·<code·class="inline">Ret</code>.</p><p>See·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#raise/3"><code·class="inline">erlang:raise/3</code></a>·for·a·description·of·<code·class="inline">Class</code>,·<code·class="inline">Reason</code>·and·<code·class="inline">Stacktrace</code>.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>Do·not·consider·catching·the·exception·from·this·function.·That·would·defeat |
| 1053 | its·purpose.·A·process·started·by·a·<a·href="#start/3"><code·class="inline">start[_link|_monitor]/3,4,5</code></a> | 1053 | its·purpose.·A·process·started·by·a·<a·href="#start/3"><code·class="inline">start[_link|_monitor]/3,4,5</code></a> |
| 1054 | function·should·end·in·a·value·(that·will·be·ignored)·or·an·exception·that | 1054 | function·should·end·in·a·value·(that·will·be·ignored)·or·an·exception·that |
| 1055 | will·be·handled·by·this·module.·See·<a·href="proc_lib.html">Description</a>.</p></section><p>If·neither·this·function·nor·<a·href="#init_ack/1"><code·class="inline">init_ack/1,2</code></a>·is·called·by·the | 1055 | will·be·handled·by·this·module.·See·<a·href="proc_lib.html">Description</a>.</p></section><p>If·neither·this·function·nor·<a·href="#init_ack/1"><code·class="inline">init_ack/1,2</code></a>·is·called·by·the |
| 1056 | started·process,·the·start·function·returns·an·error·tuple·when·the·started | 1056 | started·process,·the·start·function·returns·an·error·tuple·when·the·started |
| 1057 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see | 1057 | process·exits,·or·when·the·start·function·time-out·(if·used)·has·passed,·see |
| 1058 | <a·href="#start/3"><code·class="inline">start/3,4,5</code></a>.</p><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> | 1058 | <a·href="#start/3"><code·class="inline">start/3,4,5</code></a>.</p><p>The·following·example·illustrates·how·this·function·and·<a·href="#start_link/3"><code·class="inline">proc_lib:start_link/3</code></a> |
| 1059 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 1059 | can·be·used:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="0549595831-1">(</span><span·class="ss">my_proc</span><span·class="p"·data-group-id="0549595831-1">)</span><span·class="p">.</span><span·class="w"> |
| 1060 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4569882666-2">(</span><span·class="p"·data-group-id="4569882666-3">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="4569882666-3">]</span><span·class="p"·data-group-id="4569882666-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 1061 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 1060 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0549595831-2">(</span><span·class="p"·data-group-id="0549595831-3">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0549595831-3">]</span><span·class="p"·data-group-id="0549595831-2">)</span><span·class="p">.</span><span·class="w"> |
| 1061 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0549595831-4">(</span><span·class="p"·data-group-id="0549595831-5">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="0549595831-5">]</span><span·class="p"·data-group-id="0549595831-4">)</span><span·class="p">.</span><span·class="w"> | ||
| 1062 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 1062 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="0549595831-6">(</span><span·class="p"·data-group-id="0549595831-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1063 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 1063 | ····</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="0549595831-7">(</span><span·class="ss">my_proc</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">init</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0549595831-8">[</span><span·class="nf">self</spa[·...·truncated·by·diffoscope;·len:·202,·SHA:·81f886dfda9a6b222bde29d69e0d34315498a1964145d5407ac3f712a79a9f23·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 1064 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 1064 | </span><span·class="nf">init</span><span·class="p"·data-group-id="0549595831-10">(</span><span·class="n">Parent</span><span·class="p"·data-group-id="0549595831-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1065 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id=" | 1065 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nf">do_initialization</span><span·class="p"·data-group-id="0549595831-11">(</span><span·class="p"·data-group-id="0549595831-11">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1066 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1066 | ········</span><span·class="ss">ok</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1067 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id=" | 1067 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_ack</span><span·class="p"·data-group-id="0549595831-12">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0549595831-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span>[·...·truncated·by·diffoscope;·len:·203,·SHA:·9a8abb039445884eacf713bcbb57c77a71f488664ba500e1b2f4313282b643ef·...·]-12">)</span><span·class="p">;</span><span·class="w"> |
| 1068 | ········</span><span·class="p"·data-group-id=" | 1068 | ········</span><span·class="p"·data-group-id="0549595831-15">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Reason</span><span·class="p"·data-group-id="0549595831-15">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Error</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1069 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_fail</span><span·class="p"·data-group-id=" | 1069 | ············</span><span·class="nc">proc_lib</span><span·class="p">:</span><span·class="nf">init_fail</span><span·class="p"·data-group-id="0549595831-16">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Error</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0549595831-17">{</span><span·class="nb">exit</spa[·...·truncated·by·diffoscope;·len:·175,·SHA:·e6b17a11893149bbbe5be42794e3f88d14c76237745557ada27324dea0fed549·...·]-16">)</span><span·class="w"> |
| 1070 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 1070 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 1071 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id=" | 1071 | ····</span><span·class="nf">loop</span><span·class="p"·data-group-id="0549595831-18">(</span><span·class="p"·data-group-id="0549595831-18">)</span><span·class="p">.</span><span·class="w"> |
| 1072 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> | 1072 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre> |
| 1073 | ··</section> | 1073 | ··</section> |
| 1074 | </section> | 1074 | </section> |
| 1075 | <section·class="detail"·id="initial_call/1"> | 1075 | <section·class="detail"·id="initial_call/1"> |
| 1076 | ··<div·class="detail-header"> | 1076 | ··<div·class="detail-header"> |
| Offset 1948, 15 lines modified | Offset 1948, 15 lines modified | ||
| 1948 | ······<p·class="built-using"> | 1948 | ······<p·class="built-using"> |
| 1949 | ········Built·using | 1949 | ········Built·using |
| 1950 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1950 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1951 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1951 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1952 | ······</p> | 1952 | ······</p> |
| 1953 | <p>Copyright·©·1996-202 | 1953 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1954 | ····</footer> | 1954 | ····</footer> |
| 1955 | ··</div> | 1955 | ··</div> |
| 1956 | </main> | 1956 | </main> |
| 1957 | </div> | 1957 | </div> |
| 1958 | <script> | 1958 | <script> |
| 1959 | ··function·mermaidLoaded()·{ | 1959 | ··function·mermaidLoaded()·{ |
| 1960 | ····mermaid.initialize({ | 1960 | ····mermaid.initialize({ |
| Offset 522, 15 lines modified | Offset 522, 15 lines modified | ||
| 522 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append_values(Key,·ListIn)·->·ListOut·when·Key·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·ListIn·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()],·ListOut·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 522 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·append_values(Key,·ListIn)·->·ListOut·when·Key·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>(),·ListIn·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()],·ListOut·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 523 | ······</div> | 523 | ······</div> |
| 524 | <p>Similar·to·<a·href="#get_all_values/2"><code·class="inline">get_all_values/2</code></a>,·but·each·value·is·wrapped·in·a·list·unless·it·is | 524 | <p>Similar·to·<a·href="#get_all_values/2"><code·class="inline">get_all_values/2</code></a>,·but·each·value·is·wrapped·in·a·list·unless·it·is |
| 525 | already·itself·a·list.·The·resulting·list·of·lists·is·concatenated.·This·is | 525 | already·itself·a·list.·The·resulting·list·of·lists·is·concatenated.·This·is |
| 526 | often·useful·for·"incremental"·options.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append_values</span><span·class="p"·data-group-id="5 | 526 | often·useful·for·"incremental"·options.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">append_values</span><span·class="p"·data-group-id="5554541421-1">(</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5554541421-2">[</span><span·class="p"·data-group-id="5554541421-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·c[·...·truncated·by·diffoscope;·len:·1836,·SHA:·55da279074ecc30b665f72fd0ca7a8a6969b7c3ed15bed34b6fa1062ef911b74·...·]-1">]</span></code></pre> |
| 527 | ··</section> | 527 | ··</section> |
| 528 | </section> | 528 | </section> |
| 529 | <section·class="detail"·id="compact/1"> | 529 | <section·class="detail"·id="compact/1"> |
| 530 | ··<div·class="detail-header"> | 530 | ··<div·class="detail-header"> |
| 531 | ····<a·href="#compact/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 531 | ····<a·href="#compact/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 532 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 532 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 610, 18 lines modified | Offset 610, 18 lines modified | ||
| 610 | ······</div> | 610 | ······</div> |
| 611 | <p>Expands·particular·properties·to·corresponding·sets·of·properties·(or·other | 611 | <p>Expands·particular·properties·to·corresponding·sets·of·properties·(or·other |
| 612 | terms).</p><p>For·each·pair·<code·class="inline">{Property,·Expansion}</code>·in·<code·class="inline">Expansions</code>:·if·<code·class="inline">E</code>·is·the | 612 | terms).</p><p>For·each·pair·<code·class="inline">{Property,·Expansion}</code>·in·<code·class="inline">Expansions</code>:·if·<code·class="inline">E</code>·is·the |
| 613 | first·entry·in·<code·class="inline">ListIn</code>·with·the·same·key·as·<code·class="inline">Property</code>,·and·<code·class="inline">E</code>·and·<code·class="inline">Property</code> | 613 | first·entry·in·<code·class="inline">ListIn</code>·with·the·same·key·as·<code·class="inline">Property</code>,·and·<code·class="inline">E</code>·and·<code·class="inline">Property</code> |
| 614 | have·equivalent·normal·forms,·then·<code·class="inline">E</code>·is·replaced·with·the·terms·in | 614 | have·equivalent·normal·forms,·then·<code·class="inline">E</code>·is·replaced·with·the·terms·in |
| 615 | <code·class="inline">Expansion</code>,·and·any·following·entries·with·the·same·key·are·deleted·from | 615 | <code·class="inline">Expansion</code>,·and·any·following·entries·with·the·same·key·are·deleted·from |
| 616 | <code·class="inline">ListIn</code>.</p><p>For·example,·the·following·expressions·all·return·<code·class="inline">[fie,·bar,·baz,·fum]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expand</span><span·class="p"·data-group-id="9812253051-1">(</span><span·class="p"·data-group-id="9812253051-2">[</span><span·class="p"·data-group-id="9812253051-3">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9812253051-4">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="9812253051-4">]</span><span·class="p"·data-group-id="9812253051-3">}</span><span·class="p"·data-group-id="9812253051-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9812253051-5">[</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="9812253051-5">]</span><span·class="p"·data-group-id="9812253051-1">)</span><span·class="w"> | ||
| 617 | </span><span·class="nf">expand</span><span·class="p"·data-group-id="9812253051-6">(</span><span·class="p"·data-group-id="9812253051-7">[</span><span·class="p"·data-group-id="9812253051-8">{</span><span·class="p"·data-group-id="9812253051-9">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="9812253051-9">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9812253051-10">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="9812253051-10">]</span><span·class="p"·data-group-id="9812253051-8">}</span><span·class="p"·data-group-id="9812253051-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9812253051-11">[</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="9812253051-11">]</span><span·class="p"·data-group-id="9812253051-6">)</span><span·class="w"> | ||
| 618 | </span><span·class="nf">expand</span><span·class="p"·data-group-id="9812253051-12">(</span><span·class="p"·data-group-id="9812253051-13">[</span><span·class="p"·data-group-id="9812253051-14">{</span><span·class="p"·data-group-id="9812253051-15">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="9812253051-15">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9812253051-16">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="9812253051-16">]</span><span·class="p"·data-group-id="9812253051-14">}</span><span·class="p"·data-group-id="9812253051-13">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9812253051-17">[</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9812253051-18">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="9812253051-18">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="9812253051-17">]</span><span·class="p"·data-group-id="9812253051-12">)</span></code></pre><p>However,·no·expansion·is·done·in·the·following·call·because·<code·class="inline">{foo,·false}</code> | ||
| 619 | 616 | <code·class="inline">ListIn</code>.</p><p>For·example,·the·following·expressions·all·return·<code·class="inline">[fie,·bar,·baz,·fum]</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expand</span><span·class="p"·data-group-id="10[·...·truncated·by·diffoscope;·len:·915,·SHA:·4dc40623c1202be46946f5c603f0380770dcaf4587245b99e5548ca2ee7c8ca3·...·] | |
| 617 | </span><span·class="nf">expand</span><span·class="p"·data-group-id="1038514499-6">(</span><span·class="p"·data-group-id="1038514499-7">[</span><span·class="p"·data-group-id="1038514499-8">{</span><span·class="p"·data-group-id="1038514499-9">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="1038514499-9">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1038514499-10">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="1038514499-10">]</span><span·class="p"·data-group-id="1038514499-8">}</span><span·class="p"·data-group-id="1038514499-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1038514499-11">[</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="1038514499-11">]</span><span·class="p"·data-group-id="1038514499-6">)</span><span·class="w"> | ||
| 618 | </span><span·class="nf">expand</span><span·class="p"·data-group-id="1038514499-12">(</span><span·class="p"·data-group-id="1038514499-13">[</span><span·class="p"·data-group-id="1038514499-14">{</span><span·class="p"·data-group-id="1038514499-15">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="1038514499-15">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1038514499-16">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="1038514499-16">]</span><span·class="p"·data-group-id="1038514499-14">}</span><span·class="p"·data-group-id="1038514499-13">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1038514499-17">[</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1038514499-18">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="1038514499-18">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="1038514499-17">]</span><span·class="p"·data-group-id="1038514499-12">)</span></code></pre><p>However,·no·expansion·is·done·in·the·following·call·because·<code·class="inline">{foo,·false}</code> | ||
| 619 | shadows·<code·class="inline">foo</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">expand</span><span·class="p"·data-group-id="7965735503-1">(</span><span·class="p"·data-group-id="7965735503-2">[</span><span·class="p"·data-group-id="7965735503-3">{</span><span·class="p"·data-group-id="7965735503-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="7965735503-4">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7965735503-5">[</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p"·data-group-id="7965735503-5">]</span><span·class="p"·data-group-id="7965735503-3">}</span><span·class="p"·data-group-id="7965735503-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7965735503-6">[</span><span·class="p"·data-group-id="7965735503-7">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="7965735503-7">}</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fie</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">fum</span><span·class="p"·data-group-id="7965735503-6">]</span><span·class="p"·data-group-id="7965735503-1">)</span></code></pre><p>Notice·that·if·the·original·property·term·is·to·be·preserved·in·the·result·when | ||
| 620 | expanded,·it·must·be·included·in·the·expansion·list.·The·inserted·terms·are·not | 620 | expanded,·it·must·be·included·in·the·expansion·list.·The·inserted·terms·are·not |
| 621 | expanded·recursively.·If·<code·class="inline">Expansions</code>·contains·more·than·one·property·with·the | 621 | expanded·recursively.·If·<code·class="inline">Expansions</code>·contains·more·than·one·property·with·the |
| 622 | same·key,·only·the·first·occurrence·is·used.</p><p>See·also·<a·href="#normalize/2"><code·class="inline">normalize/2</code></a>.</p> | 622 | same·key,·only·the·first·occurrence·is·used.</p><p>See·also·<a·href="#normalize/2"><code·class="inline">normalize/2</code></a>.</p> |
| 623 | ··</section> | 623 | ··</section> |
| 624 | </section> | 624 | </section> |
| 625 | <section·class="detail"·id="from_map/1"> | 625 | <section·class="detail"·id="from_map/1"> |
| Offset 992, 15 lines modified | Offset 992, 15 lines modified | ||
| 992 | ···············when·List·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()],·Keys·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()],·Lists·::·[[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()]],·Rest·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> | 992 | ···············when·List·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()],·Keys·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()],·Lists·::·[[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()]],·Rest·::·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>()].</pre> |
| 993 | ······</div> | 993 | ······</div> |
| 994 | <p>Partitions·<code·class="inline">List</code>·into·a·list·of·sublists·and·a·remainder.</p><p><code·class="inline">Lists</code>·contains·one·sublist·for·each·key·in·<code·class="inline">Keys</code>,·in·the·corresponding·order. | 994 | <p>Partitions·<code·class="inline">List</code>·into·a·list·of·sublists·and·a·remainder.</p><p><code·class="inline">Lists</code>·contains·one·sublist·for·each·key·in·<code·class="inline">Keys</code>,·in·the·corresponding·order. |
| 995 | The·relative·order·of·the·elements·in·each·sublist·is·preserved·from·the·original·<code·class="inline">List</code>. | 995 | The·relative·order·of·the·elements·in·each·sublist·is·preserved·from·the·original·<code·class="inline">List</code>. |
| 996 | <code·class="inline">Rest</code>·contains·the·elements·in·<code·class="inline">List</code>·that·are·not·associated·with·any·of·the | 996 | <code·class="inline">Rest</code>·contains·the·elements·in·<code·class="inline">List</code>·that·are·not·associated·with·any·of·the |
| 997 | specified·keys,·also·with·their·original·relative·order·preserved.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">split</span><span·class="p"·data-group-id="31 | 997 | specified·keys,·also·with·their·original·relative·order·preserved.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">split</span><span·class="p"·data-group-id="2231765325-1">(</span><span·class="p"·data-group-id="2231765325-2">[</span><span·class="p"·data-group-id="2231765325-3">{</span><span·class="ss">c</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·3432,·SHA:·eaf745b760a898253c2e816c26e18ba729ecf68edb30898b35a2a023e84fd05d·...·]-1">}</span></code></pre> |
| 998 | ··</section> | 998 | ··</section> |
| 999 | </section> | 999 | </section> |
| 1000 | <section·class="detail"·id="substitute_aliases/2"> | 1000 | <section·class="detail"·id="substitute_aliases/2"> |
| 1001 | ··<div·class="detail-header"> | 1001 | ··<div·class="detail-header"> |
| 1002 | ····<a·href="#substitute_aliases/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1002 | ····<a·href="#substitute_aliases/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1003 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1003 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1109 | ······</div> | 1109 | ······</div> |
| 1110 | <p>Converts·the·property·list·<code·class="inline">List</code>·to·a·map.</p><p>Shorthand·atom·values·in·<code·class="inline">List</code>·will·be·expanded·to·an·association·of·the·form | 1110 | <p>Converts·the·property·list·<code·class="inline">List</code>·to·a·map.</p><p>Shorthand·atom·values·in·<code·class="inline">List</code>·will·be·expanded·to·an·association·of·the·form |
| 1111 | <code·class="inline">Atom·=>·true</code>.·Tuples·of·the·form·<code·class="inline">{Key,·Value}</code>·in·<code·class="inline">List</code>·will·be·converted·to | 1111 | <code·class="inline">Atom·=>·true</code>.·Tuples·of·the·form·<code·class="inline">{Key,·Value}</code>·in·<code·class="inline">List</code>·will·be·converted·to |
| 1112 | an·association·of·the·form·<code·class="inline">Key·=>·Value</code>.·Anything·else·will·be·silently | 1112 | an·association·of·the·form·<code·class="inline">Key·=>·Value</code>.·Anything·else·will·be·silently |
| 1113 | ignored.</p><p>If·the·same·key·appears·in·<code·class="inline">List</code>·multiple·times,·the·value·of·the·one·appearing | 1113 | ignored.</p><p>If·the·same·key·appears·in·<code·class="inline">List</code>·multiple·times,·the·value·of·the·one·appearing |
| 1114 | nearest·to·the·head·of·<code·class="inline">List</code>·will·be·in·the·result·map,·that·is·the·value·that | 1114 | nearest·to·the·head·of·<code·class="inline">List</code>·will·be·in·the·result·map,·that·is·the·value·that |
| 1115 | would·be·returned·by·a·call·to·<a·href="#get_value/2"><code·class="inline">get_value(Key,·List)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">to_map</span><span·class="p"·data-group-id=" | 1115 | would·be·returned·by·a·call·to·<a·href="#get_value/2"><code·class="inline">get_value(Key,·List)</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">to_map</span><span·class="p"·data-group-id="8877254982-1">(</span><span·class="p"·data-group-id="8877254982-2">[</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8877254982-3">{</span><span·class="ss">b</span><span·class="p">,</span><span·[·...·truncated·by·diffoscope;·len:·1354,·SHA:·3a407fba26b762b9ec257042a8bfe52d871645f8190df19bde3a713b3d7f3012·...·]-1">}</span></code></pre> |
| 1116 | ··</section> | 1116 | ··</section> |
| 1117 | </section> | 1117 | </section> |
| 1118 | <section·class="detail"·id="to_map/2"> | 1118 | <section·class="detail"·id="to_map/2"> |
| 1119 | ··<div·class="detail-header"> | 1119 | ··<div·class="detail-header"> |
| 1120 | ····<a·href="#to_map/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1120 | ····<a·href="#to_map/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1121 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1121 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1201 | ······<p·class="built-using"> | 1201 | ······<p·class="built-using"> |
| 1202 | ········Built·using | 1202 | ········Built·using |
| 1203 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1203 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1204 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1204 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1205 | ······</p> | 1205 | ······</p> |
| 1206 | <p>Copyright·©·1996-202 | 1206 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1207 | ····</footer> | 1207 | ····</footer> |
| 1208 | ··</div> | 1208 | ··</div> |
| 1209 | </main> | 1209 | </main> |
| 1210 | </div> | 1210 | </div> |
| 1211 | <script> | 1211 | <script> |
| 1212 | ··function·mermaidLoaded()·{ | 1212 | ··function·mermaidLoaded()·{ |
| 1213 | ····mermaid.initialize({ | 1213 | ····mermaid.initialize({ |
| Offset 713, 18 lines modified | Offset 713, 18 lines modified | ||
| 713 | ······<div·class="specs"> | 713 | ······<div·class="specs"> |
| 714 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·all(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> | 714 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·all(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> |
| 715 | ······</div> | 715 | ······</div> |
| 716 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·all·items·<code·class="inline">Item</code>·in·<code·class="inline">Q</code>, | 716 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·all·items·<code·class="inline">Item</code>·in·<code·class="inline">Q</code>, |
| 717 | otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="1 | 717 | otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="1284128152-1">(</span><span·class="p"·data-group-id="1284128152-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·clas[·...·truncated·by·diffoscope;·len:·133,·SHA:·1d26a731f610fc507a8716d652a7fb0a59c6a7abef0137961f307c38d9b21277·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 718 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="1 | 718 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="1284128152-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="1284128152-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="1284128152-4">)</span><span·class="w">·</span><span·class="p">-></span><s[·...·truncated·by·diffoscope;·len:·313,·SHA:·123e5c06aa62b6fb5bca1ecafbf955079c8534fbcce80b6a71c4f7e47e546475·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 719 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 719 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 720 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="1 | 720 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">all</span><span·class="p"·data-group-id="1284128152-5">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="1284128152-6">(</span><span·class="n">E</span><span·class="p"·data-group-id="1284128152-6">)</span><span·class="w">·</span><span·class="p">-></span><s[·...·truncated·by·diffoscope;·len:·313,·SHA:·84d83aa5d8a0388b4d23a46379f2e3ea7e2ac23782b083653551d8a45253d7b8·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 721 | </span><span·class="ss">true</span></code></pre> | 721 | </span><span·class="ss">true</span></code></pre> |
| 722 | ··</section> | 722 | ··</section> |
| 723 | </section> | 723 | </section> |
| 724 | <section·class="detail"·id="any/2"> | 724 | <section·class="detail"·id="any/2"> |
| 725 | ··<div·class="detail-header"> | 725 | ··<div·class="detail-header"> |
| 726 | ····<a·href="#any/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 726 | ····<a·href="#any/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 746, 18 lines modified | Offset 746, 18 lines modified | ||
| 746 | ······<div·class="specs"> | 746 | ······<div·class="specs"> |
| 747 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·any(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> | 747 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·any(Pred,·Q·::·<a·href="#t:queue/1">queue</a>(Item))·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()·when·Pred·::·fun((Item)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()).</pre> |
| 748 | ······</div> | 748 | ······</div> |
| 749 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·at·least·one·item·<code·class="inline">Item</code>·in | 749 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">Pred(Item)</code>·returns·<code·class="inline">true</code>·for·at·least·one·item·<code·class="inline">Item</code>·in |
| 750 | <code·class="inline">Q</code>,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 750 | <code·class="inline">Q</code>,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="4307246003-1">(</span><span·class="p"·data-group-id="4307246003-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·133,·SHA:·cc8fe1ba5bf2ee8e2a19a4ca7d60f2e15d99267e95bcc04fb4901cc4e5d2facf·...·]3-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 751 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id=" | 751 | 2>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id="4307246003-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="4307246003-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="4307246003-4">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·314,·SHA:·a51670fcd0bfef7a4ef5a6b997483a0c77fffb7de935a37fae1a9a8aa5f99207·...·]3-3">)</span><span·class="p">.</span><span·class="w"> |
| 752 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 752 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 753 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id=" | 753 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">any</span><span·class="p"·data-group-id="4307246003-5">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="4307246003-6">(</span><span·class="n">E</span><span·class="p"·data-group-id="4307246003-6">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·313,·SHA:·f9e74dba100bc8b0ebf2f932e48b4666b2b64d6b5572b31bf10f8b1afc2e4ae0·...·]3-5">)</span><span·class="p">.</span><span·class="w"> |
| 754 | </span><span·class="ss">true</span></code></pre> | 754 | </span><span·class="ss">true</span></code></pre> |
| 755 | ··</section> | 755 | ··</section> |
| 756 | </section> | 756 | </section> |
| 757 | <section·class="detail"·id="delete/2"> | 757 | <section·class="detail"·id="delete/2"> |
| 758 | ··<div·class="detail-header"> | 758 | ··<div·class="detail-header"> |
| 759 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 759 | ····<a·href="#delete/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 779, 17 lines modified | Offset 779, 17 lines modified | ||
| 779 | ······<div·class="specs"> | 779 | ······<div·class="specs"> |
| 780 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 780 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 781 | ······</div> | 781 | ······</div> |
| 782 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there | 782 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there |
| 783 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 783 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="3938009129-1">(</span><span·class="p"·data-group-id="3938009129-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·133,·SHA:·d3de155f5400b85f3bcf4d1dff1ff10f3df0f144f818d732850fc2fa9a74275c·...·]9-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 784 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id=" | 784 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete</span><span·class="p"·data-group-id="3938009129-3">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Queue</span><span·class="p"·data-group-id="3938009129-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 785 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id=" | 785 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">member</span><span·class="p"·data-group-id="3938009129-4">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Queue1</span><span·class="p"·data-group-id="3938009129-4">)</span><span·class="p">.</span><span·class="w"> |
| 786 | </span><span·class="ss">false</span></code></pre> | 786 | </span><span·class="ss">false</span></code></pre> |
| 787 | ··</section> | 787 | ··</section> |
| 788 | </section> | 788 | </section> |
| 789 | <section·class="detail"·id="delete_r/2"> | 789 | <section·class="detail"·id="delete_r/2"> |
| 790 | ··<div·class="detail-header"> | 790 | ··<div·class="detail-header"> |
| 791 | ····<a·href="#delete_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 791 | ····<a·href="#delete_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 811, 18 lines modified | Offset 811, 18 lines modified | ||
| 811 | ······<div·class="specs"> | 811 | ······<div·class="specs"> |
| 812 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete_r(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 812 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·delete_r(Item,·Q1)·->·Q2·when·Item·::·T,·Q1·::·<a·href="#t:queue/1">queue</a>(T),·Q2·::·<a·href="#t:queue/1">queue</a>(T),·T·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 813 | ······</div> | 813 | ······</div> |
| 814 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there | 814 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·matching·<code·class="inline">Item</code>·is·deleted,·if·there |
| 815 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 815 | is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="6941234526-1">(</span><span·class="p"·data-group-id="6941234526-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·183,·SHA:·040bd41f7c0bdf6da885136c8a53851cc530a0f43a760639458ee26f6c8f0479·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 816 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_r</span><span·class="p"·data-group-id=" | 816 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_r</span><span·class="p"·data-group-id="6941234526-3">(</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Queue</span><span·class="p"·data-group-id="6941234526-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 817 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id=" | 817 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="6941234526-4">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="6941234526-4">)</span><span·class="p">.</span><span·class="w"> |
| 818 | </span><span·class="p"·data-group-id=" | 818 | </span><span·class="p"·data-group-id="6941234526-5">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·39a581c02fa9823ac3c89a6ae27f84e57927d4dcf48888d5a2764e0f2a4c7c7a·...·]-5">]</span></code></pre> |
| 819 | ··</section> | 819 | ··</section> |
| 820 | </section> | 820 | </section> |
| 821 | <section·class="detail"·id="delete_with/2"> | 821 | <section·class="detail"·id="delete_with/2"> |
| 822 | ··<div·class="detail-header"> | 822 | ··<div·class="detail-header"> |
| 823 | ····<a·href="#delete_with/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 823 | ····<a·href="#delete_with/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 824 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 824 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 848, 18 lines modified | Offset 848, 18 lines modified | ||
| 848 | ·························Q1·::·<a·href="#t:queue/1">queue</a>(Item), | 848 | ·························Q1·::·<a·href="#t:queue/1">queue</a>(Item), |
| 849 | ·························Q2·::·<a·href="#t:queue/1">queue</a>(Item), | 849 | ·························Q2·::·<a·href="#t:queue/1">queue</a>(Item), |
| 850 | ·························Item·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 850 | ·························Item·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 851 | ······</div> | 851 | ······</div> |
| 852 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is | 852 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·first·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is |
| 853 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 853 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="2330781133-1">(</span><span·class="p"·data-group-id="2330781133-2">[</span><span·class="mi">100</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·c[·...·truncated·by·diffoscope;·len:·185,·SHA:·be1f69bcc00c7138af01b0999c50ecdf422dded5935d02548cc3e98e7ee6c95d·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 854 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id=" | 854 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id="2330781133-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="2330781133-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="2330781133-4">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·264,·SHA:·8aebfeeb66a8ef685cb64766307824bec641c734beab982ef080b812559f452b·...·]-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 855 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id=" | 855 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="2330781133-5">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="2330781133-5">)</span><span·class="p">.</span><span·class="w"> |
| 856 | </span><span·class="p"·data-group-id=" | 856 | </span><span·class="p"·data-group-id="2330781133-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·069bad202c1eb30870fce2cb96524ac7318da02fc4f6b3a9d7e4a0a91538da9e·...·]-6">]</span></code></pre> |
| 857 | ··</section> | 857 | ··</section> |
| 858 | </section> | 858 | </section> |
| 859 | <section·class="detail"·id="delete_with_r/2"> | 859 | <section·class="detail"·id="delete_with_r/2"> |
| 860 | ··<div·class="detail-header"> | 860 | ··<div·class="detail-header"> |
| 861 | ····<a·href="#delete_with_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 861 | ····<a·href="#delete_with_r/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 862 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 862 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 885, 18 lines modified | Offset 885, 18 lines modified | ||
| 885 | ···························Q1·::·<a·href="#t:queue/1">queue</a>(Item), | 885 | ···························Q1·::·<a·href="#t:queue/1">queue</a>(Item), |
| 886 | ···························Q2·::·<a·href="#t:queue/1">queue</a>(Item), | 886 | ···························Q2·::·<a·href="#t:queue/1">queue</a>(Item), |
| 887 | ···························Item·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> | 887 | ···························Item·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:term/0">term</a>().</pre> |
| 888 | ······</div> | 888 | ······</div> |
| 889 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is | 889 | <p>Returns·a·copy·of·<code·class="inline">Q1</code>·where·the·last·item·for·which·<code·class="inline">Pred</code>·returns·<code·class="inline">true</code>·is |
| 890 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 890 | deleted,·if·there·is·such·an·item.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="5868881152-1">(</span><span·class="p"·data-group-id="5868881152-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·185,·SHA:·d1319df8598b3f1a6cbc655e95a46f52351f99444da766fdf3d36f6acb465916·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 891 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id=" | 891 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">delete_with</span><span·class="p"·data-group-id="5868881152-3">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="5868881152-4">(</span><span·class="n">E</span><span·class="p"·data-group-id="5868881152-4">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·265,·SHA:·7184ae608ce7a04f37a0ce8d764b33bfbdc087f275e5e8b9f85ad5c42b9befe8·...·]-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 892 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id=" | 892 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="5868881152-5">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="5868881152-5">)</span><span·class="p">.</span><span·class="w"> |
| 893 | </span><span·class="p"·data-group-id=" | 893 | </span><span·class="p"·data-group-id="5868881152-6">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="[·...·truncated·by·diffoscope;·len:·28,·SHA:·362a129e975bc0353b83385f67ef233356360f6caac019a67686e94b6f6a15d2·...·]-6">]</span></code></pre> |
| 894 | ··</section> | 894 | ··</section> |
| 895 | </section> | 895 | </section> |
| 896 | <section·class="detail"·id="filter/2"> | 896 | <section·class="detail"·id="filter/2"> |
| 897 | ··<div·class="detail-header"> | 897 | ··<div·class="detail-header"> |
| 898 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 898 | ····<a·href="#filter/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 899 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 899 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 917, 27 lines modified | Offset 917, 27 lines modified | ||
| 917 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·filter(Fun,·Q1·::·<a·href="#t:queue/1">queue</a>(Item))·->·Q2·::·<a·href="#t:queue/1">queue</a>(Item)·when·Fun·::·fun((Item)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()·|·[Item]).</pre> | 917 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·filter(Fun,·Q1·::·<a·href="#t:queue/1">queue</a>(Item))·->·Q2·::·<a·href="#t:queue/1">queue</a>(Item)·when·Fun·::·fun((Item)·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>()·|·[Item]).</pre> |
| 918 | ······</div> | 918 | ······</div> |
| 919 | <p>Returns·a·queue·<code·class="inline">Q2</code>·that·is·the·result·of·calling·<code·class="inline">Fun(Item)</code>·on·all·items·in | 919 | <p>Returns·a·queue·<code·class="inline">Q2</code>·that·is·the·result·of·calling·<code·class="inline">Fun(Item)</code>·on·all·items·in |
| 920 | <code·class="inline">Q1</code>.</p><p>If·<code·class="inline">Fun(Item)</code>·returns·<code·class="inline">true</code>,·<code·class="inline">Item</code>·is·copied·to·the·result·queue.·If·it | 920 | <code·class="inline">Q1</code>.</p><p>If·<code·class="inline">Fun(Item)</code>·returns·<code·class="inline">true</code>,·<code·class="inline">Item</code>·is·copied·to·the·result·queue.·If·it |
| 921 | returns·<code·class="inline">false</code>,·<code·class="inline">Item</code>·is·not·copied.·If·it·returns·a·list,·the·list·elements | 921 | returns·<code·class="inline">false</code>,·<code·class="inline">Item</code>·is·not·copied.·If·it·returns·a·list,·the·list·elements |
| 922 | are·inserted·instead·of·<code·class="inline">Item</code>·in·the·result·queue.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id=" | 922 | are·inserted·instead·of·<code·class="inline">Item</code>·in·the·result·queue.</p><p><em>Example·1:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Queue</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="0470571401-1">(</span><span·class="p"·data-group-id="0470571401-2">[</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·cla[·...·truncated·by·diffoscope;·len:·134,·SHA:·161547cc29c17151cd3d735afd6b57a92969c0042cd76b8df565fece89ee29ee·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 923 | </span><span·class="p"·data-group-id=" | 923 | </span><span·class="p"·data-group-id="0470571401-3">{</span><span·class="p"·data-group-id="0470571401-4">[</span><span·class="mi">5</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="0470571401-4">]</span><span[·...·truncated·by·diffoscope;·len:·240,·SHA:·3b2355426cdefd3d402eb9486831a843c6630b7b9ff157bfdff062bfe6e7f405·...·]-3">}</span><span·class="gp·unselectable"> |
| 924 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id=" | 924 | 2>·</span><span·class="n">Queue1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">filter</span><span·class="p"·data-group-id="0470571401-6">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="0470571401-7">(</span><span·class="n">E</span><span·class="p"·data-group-id="0470571401-7">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·314,·SHA:·c638c5d4f54c6c66d4de354bfb7e3ba9d7355764c88d89fb40214e98bd9bf115·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 925 | </span><span·class="p"·data-group-id=" | 925 | </span><span·class="p"·data-group-id="0470571401-8">{</span><span·class="p"·data-group-id="0470571401-9">[</span><span·class="mi">5</span><span·class="p"·data-group-id="0470571401-9">]</span><span·class="p">,</span><span·class="p"·data-group-id="0470571401-10">[</span><span·class="mi">3</span>[·...·truncated·by·diffoscope;·len:·144,·SHA:·406ebccef816688145bbd245ea34089206c2fb63db2300df43b211c9521d4682·...·]-8">}</span><span·class="gp·unselectable"> |
| 926 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id=" | 926 | 3>·</span><span·class="nc">queue</span><span·class="p">:</span><span·class="nf">to_list</span><span·class="p"·data-group-id="0470571401-11">(</span><span·class="n">Queue1</span><span·class="p"·data-group-id="0470571401-11">)</span><span·class="p">.</span><span·class="w"> |
| 927 | </span><span·class="p"·data-group-id=" | 927 | </span><span·class="p"·data-group-id="0470571401-12">[</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="0470571401-12">]</span></code></pre><p>So,·<code·class="inline">Fun(Item)</code>·returning·<code·class="inline">[Item]</code>·is·thereby·semantically·equivalent·to |
| 928 | returning·<code·class="inline">true</code>,·just·as·returning·<code·class="inline">[]</code>·is·semantically·equivalent·to·returning | 928 | returning·<code·class="inline">true</code>,·just·as·returning·<code·class="inline">[]</code>·is·semantically·equivalent·to·returning |
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| Offset 197, 32 lines modified | Offset 197, 32 lines modified | ||
| 197 | or·be·an·explicit·argument·and·return·value.</p><p>The·functions·with·implicit·state·operates·on·a·state·stored | 197 | or·be·an·explicit·argument·and·return·value.</p><p>The·functions·with·implicit·state·operates·on·a·state·stored |
| 198 | in·the·process·dictionary·under·the·key·<code·class="inline">rand_seed</code>.··If·that·key | 198 | in·the·process·dictionary·under·the·key·<code·class="inline">rand_seed</code>.··If·that·key |
| 199 | doesn't·exist·when·the·function·is·called,·<a·href="#seed/1"><code·class="inline">seed/1</code></a>·is·called·automatically | 199 | doesn't·exist·when·the·function·is·called,·<a·href="#seed/1"><code·class="inline">seed/1</code></a>·is·called·automatically |
| 200 | with·the·<a·href="#default-algorithm"><em>default·algorithm</em></a>·and·creates | 200 | with·the·<a·href="#default-algorithm"><em>default·algorithm</em></a>·and·creates |
| 201 | a·reasonably·unpredictable·seed.</p><p>The·functions·with·explicit·state·don't·use·the·process·dictionary.</p><h4><em>Examples</em></h4><p>Simple·use;·create·and·seed·the | 201 | a·reasonably·unpredictable·seed.</p><p>The·functions·with·explicit·state·don't·use·the·process·dictionary.</p><h4><em>Examples</em></h4><p>Simple·use;·create·and·seed·the |
| 202 | <a·href="#default-algorithm"><em>default·algorithm</em></a>·with·a·non-fixed·seed, | 202 | <a·href="#default-algorithm"><em>default·algorithm</em></a>·with·a·non-fixed·seed, |
| 203 | if·not·already·done,·and·generate·two·uniformly·distibuted | 203 | if·not·already·done,·and·generate·two·uniformly·distibuted |
| 204 | floating·point·numbers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="3 | 204 | floating·point·numbers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">R0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="3501175305-1">(</span><span·class="p"·data-group-id="3501175305-1">)</span><span·class="p">,</span><span·class="w"> |
| 205 | </span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="3 | 205 | </span><span·class="n">R1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="3501175305-2">(</span><span·class="p"·data-group-id="3501175305-2">)</span><span·class="p">,</span></code></pre><p>Use·a·specified·algorithm:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</span><span·class="o">[·...·truncated·by·diffoscope;·len:·238,·SHA:·1f6c120535afbc0284b65f9ebde54c495bb9ec54ff17ff4676609204edf74c2b·...·]7-1">)</span><span·class="p">,</span><span·class="w"> |
| 206 | </span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="4 | 206 | </span><span·class="n">R2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="4062330047-2">(</span><span·class="p"·data-group-id="4062330047-2">)</span><span·class="p">,</span></code></pre><p>Use·a·specified·algorithm·with·a·fixed·seed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">_</span><span·class="w">·</spa[·...·truncated·by·diffoscope;·len:·594,·SHA:·3e0445d8c444dc1d280d49f279f7526c138bf7920c1104d0ac983fea3dc1d384·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 207 | </span><span·class="n">R3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 207 | </span><span·class="n">R3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="2111175108-3">(</span><span·class="p"·data-group-id="2111175108-3">)</span><span·class="p">,</span></code></pre><p>Use·the·functional·API·with·a·non-fixed·seed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">S0</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·258,·SHA:·1b5399e31fb5c6b19c8af7930db3d9acf8700fa6e4431491898d7a1574cea010·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 208 | </span><span·class="p"·data-group-id=" | 208 | </span><span·class="p"·data-group-id="2239486059-2">{</span><span·class="n">R4</span><span·class="p">,</span><span·class="w">·</span><span·class="n">S1</span><span·class="p"·data-group-id="2239486059-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·654,·SHA:·5f021bef4e3433a75c05ae6ff15ec94c58deae66504c606bdb917d4cba240907·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 209 | </span><span·class="n">R6</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 209 | </span><span·class="n">R6</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="4084472105-2">(</span><span·class="p"·data-group-id="4084472105-2">)</span><span·class="p">,</span><span·class="w"> |
| 210 | </span><span·class="n">SND0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">math</span><span·class="p">:</span><span·class="nf">sqrt</span><span·class="p"·data-group-id=" | 210 | </span><span·class="n">SND0</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">math</span><span·class="p">:</span><span·class="nf">sqrt</span><span·class="p"·data-group-id="4084472105-3">(</span><span·class="o">-</span><span·class="mi">2</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="nc">math</span><span·class="p">:</span><span·class="nf">log</span><span·class="p"·data-group-id="408[·...·truncated·by·diffoscope;·len:·2113,·SHA:·a02728b39227fc1b2d13a472d674fc4bac9560c0152da2f2eba52b27bd3bfdc8·...·]-2">)</span><span·class="p">,</span></code></pre><h4>Quality·of·the·Generated·Numbers</h4><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>The·builtin·random·number·generator·algorithms·are·not·cryptographically |
| 211 | strong.·If·a·cryptographically·strong·random·number·generator·is·needed, | 211 | strong.·If·a·cryptographically·strong·random·number·generator·is·needed, |
| 212 | use·something·like·<a·href="../../../../lib/crypto-5.5.3/doc/html/crypto.html#rand_seed/0"><code·class="inline">crypto:rand_seed/0</code></a>.</p></section><p>For·all·these·generators·except·<code·class="inline">exro928ss</code>·and·<code·class="inline">exsss</code>·the·lowest·bit(s) | 212 | use·something·like·<a·href="../../../../lib/crypto-5.5.3/doc/html/crypto.html#rand_seed/0"><code·class="inline">crypto:rand_seed/0</code></a>.</p></section><p>For·all·these·generators·except·<code·class="inline">exro928ss</code>·and·<code·class="inline">exsss</code>·the·lowest·bit(s) |
| 213 | have·got·a·slightly·less·random·behaviour·than·all·other·bits. | 213 | have·got·a·slightly·less·random·behaviour·than·all·other·bits. |
| 214 | 1·bit·for·<code·class="inline">exrop</code>·(and·<code·class="inline">exsp</code>),·and·3·bits·for·<code·class="inline">exs1024s</code>.·See·for·example | 214 | 1·bit·for·<code·class="inline">exrop</code>·(and·<code·class="inline">exsp</code>),·and·3·bits·for·<code·class="inline">exs1024s</code>.·See·for·example |
| 215 | this·explanation·in·the | 215 | this·explanation·in·the |
| 216 | <a·href="http://xoroshiro.di.unimi.it/xoroshiro128plus.c">Xoroshiro128+</a> | 216 | <a·href="http://xoroshiro.di.unimi.it/xoroshiro128plus.c">Xoroshiro128+</a> |
| 217 | generator·source·code:</p><blockquote><p>Beside·passing·BigCrush,·this·generator·passes·the·PractRand·test·suite | 217 | generator·source·code:</p><blockquote><p>Beside·passing·BigCrush,·this·generator·passes·the·PractRand·test·suite |
| 218 | up·to·(and·included)·16TB,·with·the·exception·of·binary·rank·tests, | 218 | up·to·(and·included)·16TB,·with·the·exception·of·binary·rank·tests, |
| 219 | which·fail·due·to·the·lowest·bit·being·an·LFSR;·all·other·bits·pass·all | 219 | which·fail·due·to·the·lowest·bit·being·an·LFSR;·all·other·bits·pass·all |
| 220 | tests.·We·suggest·to·use·a·sign·test·to·extract·a·random·Boolean·value.</p></blockquote><p>If·this·is·a·problem;·to·generate·a·boolean·with·these·algorithms, | 220 | tests.·We·suggest·to·use·a·sign·test·to·extract·a·random·Boolean·value.</p></blockquote><p>If·this·is·a·problem;·to·generate·a·boolean·with·these·algorithms, |
| 221 | use·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 221 | use·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6489971181-1">(</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="6489971181-2">(</span><span·class="mi">256</span><span·class="p"·data-group-id="6489971181-2">)</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·2110,·SHA:·91dd2a2ddf3dfefff1624b6a81a7d7b916b0d26d28caf6c3d9e183188b494a6d·...·]-1">)</span></code></pre><p>The·floating·point·generating·functions·in·this·module·waste·the·lowest·bits |
| 222 | when·converting·from·an·integer·so·they·avoid·this·snag.</p><h2·id="module-niche-algorithms"·class="section-heading"> | 222 | when·converting·from·an·integer·so·they·avoid·this·snag.</p><h2·id="module-niche-algorithms"·class="section-heading"> |
| 223 | ··<a·href="#module-niche-algorithms"·class="hover-link"> | 223 | ··<a·href="#module-niche-algorithms"·class="hover-link"> |
| 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 224 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 225 | ··</a> | 225 | ··</a> |
| 226 | ··<span·class="text"><a·href=""·id="niche-algorithms"></a>·Niche·algorithms</span> | 226 | ··<span·class="text"><a·href=""·id="niche-algorithms"></a>·Niche·algorithms</span> |
| 227 | </h2> | 227 | </h2> |
| 228 | <p>The·<a·href="#niche-algorithms-api">niche·algorithms·API</a>·contains | 228 | <p>The·<a·href="#niche-algorithms-api">niche·algorithms·API</a>·contains |
| Offset 1871, 18 lines modified | Offset 1871, 18 lines modified | ||
| 1871 | <p>Generate·a·uniformly·distributed·random·number·<code·class="inline">0.0 =< X < 1.0</code>.</p><p>From·the·specified·<code·class="inline">State</code>,·generates·a·random·number·<code·class="inline">X ::</code> <a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a>, | 1871 | <p>Generate·a·uniformly·distributed·random·number·<code·class="inline">0.0 =< X < 1.0</code>.</p><p>From·the·specified·<code·class="inline">State</code>,·generates·a·random·number·<code·class="inline">X ::</code> <a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:float/0"><code·class="inline">float/0</code></a>, |
| 1872 | uniformly·distributed·in·the·value·range·<code·class="inline">0.0·=<·X·<·1.0</code>. | 1872 | uniformly·distributed·in·the·value·range·<code·class="inline">0.0·=<·X·<·1.0</code>. |
| 1873 | Returns·the·number·<code·class="inline">X</code>·and·the·updated·<code·class="inline">NewState</code>.</p><p>The·generated·numbers·are·on·the·form·<code·class="inline">N * 2.0^(-53)</code>,·that·is; | 1873 | Returns·the·number·<code·class="inline">X</code>·and·the·updated·<code·class="inline">NewState</code>.</p><p>The·generated·numbers·are·on·the·form·<code·class="inline">N * 2.0^(-53)</code>,·that·is; |
| 1874 | equally·spaced·in·the·interval.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>This·function·may·return·exactly·<code·class="inline">0.0</code>·which·can·be·fatal·for·certain | 1874 | equally·spaced·in·the·interval.</p><section·role="note"·class="admonition·warning"><h4·class="admonition-title·warning">Warning</h4><p>This·function·may·return·exactly·<code·class="inline">0.0</code>·which·can·be·fatal·for·certain |
| 1875 | applications.·If·that·is·undesired·you·can·use·<code·class="inline">(1.0 - rand:uniform())</code> | 1875 | applications.·If·that·is·undesired·you·can·use·<code·class="inline">(1.0 - rand:uniform())</code> |
| 1876 | to·get·the·interval·<code·class="inline">0.0 < X =< 1.0</code>,·or·instead·use·<a·href="#uniform_real/0"><code·class="inline">uniform_real/0</code></a>.</p><p>If·neither·endpoint·is·desired·you·can·achieve·the·range | 1876 | to·get·the·interval·<code·class="inline">0.0 < X =< 1.0</code>,·or·instead·use·<a·href="#uniform_real/0"><code·class="inline">uniform_real/0</code></a>.</p><p>If·neither·endpoint·is·desired·you·can·achieve·the·range |
| 1877 | <code·class="inline">0.0 < X < 1.0</code>·using·test·and·re-try·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_uniform</span><span·class="p"·data-group-id=" | 1877 | <code·class="inline">0.0 < X < 1.0</code>·using·test·and·re-try·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">my_uniform</span><span·class="p"·data-group-id="0474399060-1">(</span><span·class="p"·data-group-id="0474399060-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1878 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id=" | 1878 | ····</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">uniform</span><span·class="p"·data-group-id="0474399060-2">(</span><span·class="p"·data-group-id="0474399060-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1879 | ········</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="mf">0.0</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="p">;</span><span·class="w"> | 1879 | ········</span><span·class="n">X</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="mf">0.0</span><span·class="w">·</span><span·class="o"><</span><span·class="w">·</span><span·class="n">X</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">X</span><span·class="p">;</span><span·class="w"> |
| 1880 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">my_uniform</span><span·class="p"·data-group-id=" | 1880 | ········</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">my_uniform</span><span·class="p"·data-group-id="0474399060-3">(</span><span·class="p"·data-group-id="0474399060-3">)</span><span·class="w"> |
| 1881 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre></section> | 1881 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre></section> |
| 1882 | ··</section> | 1882 | ··</section> |
| 1883 | </section> | 1883 | </section> |
| 1884 | <section·class="detail"·id="uniform_s/2"> | 1884 | <section·class="detail"·id="uniform_s/2"> |
| 1885 | ··<div·class="detail-header"> | 1885 | ··<div·class="detail-header"> |
| 1886 | ····<a·href="#uniform_s/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1886 | ····<a·href="#uniform_s/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 2027, 15 lines modified | Offset 2027, 15 lines modified | ||
| 2027 | a·new·state·<a·href="#t:mwc59_state/0"><code·class="inline">CX1</code></a>,·according·to·a·Multiply·With·Carry | 2027 | a·new·state·<a·href="#t:mwc59_state/0"><code·class="inline">CX1</code></a>,·according·to·a·Multiply·With·Carry |
| 2028 | generator,·which·is·an·efficient·implementation·of | 2028 | generator,·which·is·an·efficient·implementation·of |
| 2029 | a·Multiplicative·Congruential·Generator·with·a·power·of·2·multiplier | 2029 | a·Multiplicative·Congruential·Generator·with·a·power·of·2·multiplier |
| 2030 | and·a·prime·modulus.</p><p>This·generator·uses·the·multiplier·<code·class="inline">2^32</code>·and·the·modulus | 2030 | and·a·prime·modulus.</p><p>This·generator·uses·the·multiplier·<code·class="inline">2^32</code>·and·the·modulus |
| 2031 | <code·class="inline">16#7fa6502 * 2^32 - 1</code>,·which·have·been·selected,·in·collaboration·with | 2031 | <code·class="inline">16#7fa6502 * 2^32 - 1</code>,·which·have·been·selected,·in·collaboration·with |
| 2032 | Sebastiano·Vigna,·to·avoid·bignum·operations·and·still·get | 2032 | Sebastiano·Vigna,·to·avoid·bignum·operations·and·still·get |
| 2033 | good·statistical·quality.·It·has·been·named·"MWC59"·and·can·be·written·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">C</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">bsr</span><span·class="err"> </span><span·class="mi">32</span><span·class="w"> | 2033 | good·statistical·quality.·It·has·been·named·"MWC59"·and·can·be·written·as:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">C</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">bsr</span><span·class="err"> </span><span·class="mi">32</span><span·class="w"> |
| 2034 | </span><span·class="n">X</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">band</span><span·class="err"> </span><span·class="p"·data-group-id="5 | 2034 | </span><span·class="n">X</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="n">CX0</span><span·class="err"> </span><span·class="ow">band</span><span·class="err"> </span><span·class="p"·data-group-id="5158732931-1">(</span><span·class="p"·data-group-id="5158732931-2">(</span><span·class="mi">1</span><span·class="err"> </span><span·class="ow">bsl</span><span·class="err"> </span><span·class="mi">32</span><span·class="p"·data-group-id="5158732931-2">)</span[·...·truncated·by·diffoscope;·len:·91,·SHA:·6a0e7f327db2d956cbd9ce98ce1eac2fde11c46cb4df6762c671e02fac48c8fd·...·]-1">)</span><span·class="p">)</span><span·class="w"> |
| 2035 | </span><span·class="n">CX1</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="mi">16#7fa6502</span><span·class="err"> </span><span·class="o">*</span><span·class="err"> </span><span·class="n">X</span><span·class="err"> </span><span·class="o">+</span><span·class="err"> </span><span·class="n">C</span></code></pre><p>Because·the·generator·uses·a·multiplier·that·is·a·power·of·2·it·gets | 2035 | </span><span·class="n">CX1</span><span·class="err"> </span><span·class="o">=</span><span·class="err"> </span><span·class="mi">16#7fa6502</span><span·class="err"> </span><span·class="o">*</span><span·class="err"> </span><span·class="n">X</span><span·class="err"> </span><span·class="o">+</span><span·class="err"> </span><span·class="n">C</span></code></pre><p>Because·the·generator·uses·a·multiplier·that·is·a·power·of·2·it·gets |
| 2036 | statistical·flaws·for·collision·tests·and·birthday·spacings·tests | 2036 | statistical·flaws·for·collision·tests·and·birthday·spacings·tests |
| 2037 | in·2·and·3·dimensions,·and·these·caveats·apply·even·when·looking | 2037 | in·2·and·3·dimensions,·and·these·caveats·apply·even·when·looking |
| 2038 | only·at·the·MWC·"digit",·that·is·the·low·32·bits·(the·multiplier) | 2038 | only·at·the·MWC·"digit",·that·is·the·low·32·bits·(the·multiplier) |
| 2039 | of·the·generator·state.··The·higher·bits·of·the·state·are·worse.</p><p>The·quality·of·the·output·value·improves·much·by·using·a·scrambler, | 2039 | of·the·generator·state.··The·higher·bits·of·the·state·are·worse.</p><p>The·quality·of·the·output·value·improves·much·by·using·a·scrambler, |
| 2040 | instead·of·just·taking·the·low·bits. | 2040 | instead·of·just·taking·the·low·bits. |
| 2041 | Function·<a·href="#mwc59_value32/1"><code·class="inline">mwc59_value32</code></a>·is·a·fast·scrambler | 2041 | Function·<a·href="#mwc59_value32/1"><code·class="inline">mwc59_value32</code></a>·is·a·fast·scrambler |
| Offset 2285, 15 lines modified | Offset 2285, 15 lines modified | ||
| 2285 | ······<p·class="built-using"> | 2285 | ······<p·class="built-using"> |
| 2286 | ········Built·using | 2286 | ········Built·using |
| 2287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2289 | ······</p> | 2289 | ······</p> |
| 2290 | <p>Copyright·©·1996-202 | 2290 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2291 | ····</footer> | 2291 | ····</footer> |
| 2292 | ··</div> | 2292 | ··</div> |
| 2293 | </main> | 2293 | </main> |
| 2294 | </div> | 2294 | </div> |
| 2295 | <script> | 2295 | <script> |
| 2296 | ··function·mermaidLoaded()·{ | 2296 | ··function·mermaidLoaded()·{ |
| 2297 | ····mermaid.initialize({ | 2297 | ····mermaid.initialize({ |
| Offset 458, 17 lines modified | Offset 458, 17 lines modified | ||
| 458 | ······<div·class="specs"> | 458 | ······<div·class="specs"> |
| 459 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·seed(A1,·A2,·A3)·->·undefined·|·<a·href="#t:ran/0">ran</a>()·when·A1·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·A2·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·A3·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>().</pre> | 459 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·seed(A1,·A2,·A3)·->·undefined·|·<a·href="#t:ran/0">ran</a>()·when·A1·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·A2·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>(),·A3·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:integer/0">integer</a>().</pre> |
| 460 | ······</div> | 460 | ······</div> |
| 461 | <p>Seeds·random·number·generation·with·integer·values·in·the·process·dictionary·and | 461 | <p>Seeds·random·number·generation·with·integer·values·in·the·process·dictionary·and |
| 462 | returns·the·old·state.</p><p>The·following·is·an·easy·way·of·obtaining·a·unique·value·to·seed·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">random</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id=" | 462 | returns·the·old·state.</p><p>The·following·is·an·easy·way·of·obtaining·a·unique·value·to·seed·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">random</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id="9841526682-1">(</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">phash2</span><span·class="p"·data-group-id="9841526682-2">(</span><span·class="p"·data-group-id="9841526682-3">[</span><span·class="nf">node</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·184,·SHA:·85d8887d58ebd649a0af3f1aa61123fc4449dcdb992a3d7f0b2f315b9f9cc7b4·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 463 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id=" | 463 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">monotonic_time</span><span·class="p"·data-group-id="9841526682-5">(</span><span·class="p"·data-group-id="9841526682-5">)</span><span·class="p">,</span><span·class="w"> |
| 464 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id=" | 464 | ············</span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nf">unique_integer</span><span·class="p"·data-group-id="9841526682-6">(</span><span·class="p"·data-group-id="9841526682-6">)</span><span·class="p"·data-group-id="9841526682-1">)</span></code></pre><p>For·details,·see·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#phash2/1"><code·class="inline">erlang:phash2/1</code></a>,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#node/0"><code·class="inline">erlang:node/0</code></a>,·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#monotonic_time/0"><code·class="inline">erlang:monotonic_time/0</code></a>, |
| 465 | and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#unique_integer/0"><code·class="inline">erlang:unique_integer/0</code></a>.</p> | 465 | and·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#unique_integer/0"><code·class="inline">erlang:unique_integer/0</code></a>.</p> |
| 466 | ··</section> | 466 | ··</section> |
| 467 | </section> | 467 | </section> |
| 468 | <section·class="detail"·id="uniform/0"> | 468 | <section·class="detail"·id="uniform/0"> |
| 469 | ··<div·class="detail-header"> | 469 | ··<div·class="detail-header"> |
| 470 | ····<a·href="#uniform/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 470 | ····<a·href="#uniform/0"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 615, 15 lines modified | Offset 615, 15 lines modified | ||
| 615 | ······<p·class="built-using"> | 615 | ······<p·class="built-using"> |
| 616 | ········Built·using | 616 | ········Built·using |
| 617 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 617 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 618 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 618 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 619 | ······</p> | 619 | ······</p> |
| 620 | <p>Copyright·©·1996-202 | 620 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 621 | ····</footer> | 621 | ····</footer> |
| 622 | ··</div> | 622 | ··</div> |
| 623 | </main> | 623 | </main> |
| 624 | </div> | 624 | </div> |
| 625 | <script> | 625 | <script> |
| 626 | ··function·mermaidLoaded()·{ | 626 | ··function·mermaidLoaded()·{ |
| 627 | ····mermaid.initialize({ | 627 | ····mermaid.initialize({ |
| Offset 1371, 17 lines modified | Offset 1371, 17 lines modified | ||
| 1371 | been·passed,·<a·href="#run/2"><code·class="inline">run/2,3</code></a>·is·committed·to·find·a·match·at·the·current | 1371 | been·passed,·<a·href="#run/2"><code·class="inline">run/2,3</code></a>·is·committed·to·find·a·match·at·the·current |
| 1372 | starting·point,·or·not·at·all,·for·example:</p><pre><code·class="text">a+(*COMMIT)b</code></pre><p>This·matches·"xxaab"·but·not·"aacaab".·It·can·be·thought·of·as·a·kind·of·dynamic | 1372 | starting·point,·or·not·at·all,·for·example:</p><pre><code·class="text">a+(*COMMIT)b</code></pre><p>This·matches·"xxaab"·but·not·"aacaab".·It·can·be·thought·of·as·a·kind·of·dynamic |
| 1373 | anchor,·or·"I've·started,·so·I·must·finish".·The·name·of·the·most·recently | 1373 | anchor,·or·"I've·started,·so·I·must·finish".·The·name·of·the·most·recently |
| 1374 | passed·(<em>MARK)·in·the·path·is·passed·back·when·(</em>COMMIT)·forces·a·match·failure.</p><p>If·more·than·one·backtracking·verb·exists·in·a·pattern,·a·different·one·that | 1374 | passed·(<em>MARK)·in·the·path·is·passed·back·when·(</em>COMMIT)·forces·a·match·failure.</p><p>If·more·than·one·backtracking·verb·exists·in·a·pattern,·a·different·one·that |
| 1375 | follows·(<em>COMMIT)·can·be·triggered·first,·so·merely·passing·(</em>COMMIT)·during·a | 1375 | follows·(<em>COMMIT)·can·be·triggered·first,·so·merely·passing·(</em>COMMIT)·during·a |
| 1376 | match·does·not·always·guarantee·that·a·match·must·be·at·this·starting·point.</p><p>Notice·that·(*COMMIT)·at·the·start·of·a·pattern·is·not·the·same·as·an·anchor, | 1376 | match·does·not·always·guarantee·that·a·match·must·be·at·this·starting·point.</p><p>Notice·that·(*COMMIT)·at·the·start·of·a·pattern·is·not·the·same·as·an·anchor, |
| 1377 | unless·the·PCRE·start-of-match·optimizations·are·turned·off,·as·shown·in·the | 1377 | unless·the·PCRE·start-of-match·optimizations·are·turned·off,·as·shown·in·the |
| 1378 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="1155830761-1">(</span><span·class="s">"xyzabc"</span><span·class="p">,</span><span·class="s">"(*COMMIT)abc"</span><span·class="p">,</span><span·class="p"·data-group-id="1155830761-2">[</span><span·class="p"·data-group-id="1155830761-3">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all</span><span·class="p">,</span><span·class="ss">list</span><span·class="p"·data-group-id="1155830761-3">}</span><span·class="p"·data-group-id="1155830761-2">]</span><span·class="p"·data-group-id="1155830761-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 1379 | </span><span·class="p"·data-group-id="1155830761-4">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="1155830761-5">[</span><span·class="s">"abc"</span><span·class="p"·data-group-id="1155830761-5">]</span><span·class="p"·data-group-id="1155830761-4">}</span><span·class="gp·unselectable"> | ||
| 1380 | 1378 | following·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="0272013225-1">(</span><span·class="[·...·truncated·by·diffoscope;·len:·512,·SHA:·d9cd0f4a087b7d29575cf2c118f3a4fe4015b32a065a276c83841bc7a853e142·...·]">)</span><span·class="p">.</span><span·class="w"> | |
| 1379 | </span><span·class="p"·data-group-id="0272013225-4">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="0272013225-5">[</span><span·class="s">"abc"</span><span·class="p"·data-group-id="0272013225-5">]</span><span·class="p"·data-group-id="0272013225-4">}</span><span·class="gp·unselectable"> | ||
| 1380 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="0272013225-6">(</span><span·class="s">"xyzabc"</span><span·class="p">,</span><span·class="s">"(*COMMIT)abc"</span><span·class="p">,</span><span·class="p"·data-group-id="0272013225-7">[</span><span·class="p"·data-group-id="0272013225-8">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all</span><span·class="p">,</span><span·class="ss">list</span><span·class="p"·data-group-id="0272013225-8">}</span><span·class="p">,</span><span·class="ss">no_start_optimize</span><span·class="p"·data-group-id="0272013225-7">]</span><span·class="p"·data-group-id="0272013225-6">)</span><span·class="p">.</span><span·class="w"> | ||
| 1381 | </span><span·class="ss">nomatch</span></code></pre><p>For·this·pattern,·PCRE·knows·that·any·match·must·start·with·"a",·so·the | 1381 | </span><span·class="ss">nomatch</span></code></pre><p>For·this·pattern,·PCRE·knows·that·any·match·must·start·with·"a",·so·the |
| 1382 | optimization·skips·along·the·subject·to·"a"·before·applying·the·pattern·to·the | 1382 | optimization·skips·along·the·subject·to·"a"·before·applying·the·pattern·to·the |
| 1383 | first·set·of·data.·The·match·attempt·then·succeeds.·In·the·second·call·the | 1383 | first·set·of·data.·The·match·attempt·then·succeeds.·In·the·second·call·the |
| 1384 | <code·class="inline">no_start_optimize</code>·disables·the·optimization·that·skips·along·to·the·first | 1384 | <code·class="inline">no_start_optimize</code>·disables·the·optimization·that·skips·along·to·the·first |
| 1385 | character.·The·pattern·is·now·applied·starting·at·"x",·and·so·the·(*COMMIT) | 1385 | character.·The·pattern·is·now·applied·starting·at·"x",·and·so·the·(*COMMIT) |
| 1386 | causes·the·match·to·fail·without·trying·any·other·starting·points.</p><p>The·following·verb·causes·the·match·to·fail·at·the·current·starting·position·in | 1386 | causes·the·match·to·fail·without·trying·any·other·starting·points.</p><p>The·following·verb·causes·the·match·to·fail·at·the·current·starting·position·in |
| 1387 | the·subject·if·there·is·a·later·matching·failure·that·causes·backtracking·to | 1387 | the·subject·if·there·is·a·later·matching·failure·that·causes·backtracking·to |
| Offset 2084, 40 lines modified | Offset 2084, 40 lines modified | ||
| 2084 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·inspect(MP,·Item)·->·{namelist,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()]}·when·MP·::·<a·href="#t:mp/0">mp</a>(),·Item·::·namelist.</pre> | 2084 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·inspect(MP,·Item)·->·{namelist,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:binary/0">binary</a>()]}·when·MP·::·<a·href="#t:mp/0">mp</a>(),·Item·::·namelist.</pre> |
| 2085 | ······</div> | 2085 | ······</div> |
| 2086 | <p>Takes·a·compiled·regular·expression·and·an·item,·and·returns·the·relevant·data | 2086 | <p>Takes·a·compiled·regular·expression·and·an·item,·and·returns·the·relevant·data |
| 2087 | from·the·regular·expression.</p><p>The·only·supported·item·is·<code·class="inline">namelist</code>,·which·returns·the·tuple·<code·class="inline">{namelist,·[binary()]}</code>, | 2087 | from·the·regular·expression.</p><p>The·only·supported·item·is·<code·class="inline">namelist</code>,·which·returns·the·tuple·<code·class="inline">{namelist,·[binary()]}</code>, |
| 2088 | containing·the·names·of·all·(unique)·named·subpatterns·in·the·regular·expression.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 2088 | containing·the·names·of·all·(unique)·named·subpatterns·in·the·regular·expression.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="5641878402-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">MP</span><span·class="p"·data-group-id="5641878402-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·cl[·...·truncated·by·diffoscope;·len:·217,·SHA:·4f2ed2fa7d40df5e586cb843286fc86fbf5fe4104bb016bda3c5af743b4b550a·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 2089 | </span><span·class="p"·data-group-id=" | 2089 | </span><span·class="p"·data-group-id="5641878402-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5641878402-4">{</span><span·class="ss">re_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 2090 | ················</span><span·class="p"·data-group-id=" | 2090 | ················</span><span·class="p"·data-group-id="5641878402-5"><<</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">119</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="w"> |
| 2091 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 2091 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5641878402-5">>></span><span·class="p"·data-group-id="5641878402-4">}</span><span·class="p"·data-group-id="5641878402-3">}</span><span·class="gp·unselectable"> |
| 2092 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id=" | 2092 | 2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id="5641878402-6">(</span><span·class="n">MP</span><span·class="p">,</span><span·class="ss">namelist</span><span·class="p"·data-group-id="5641878402-6">)</span><span·class="p">.</span><span·class="w"> |
| 2093 | </span><span·class="p"·data-group-id=" | 2093 | </span><span·class="p"·data-group-id="5641878402-7">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="5641878402-8">[</span><span·class="p"·data-group-id="5641878402-9"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·489,·SHA:·90d15f9f6f2e4d84510a5052edf0c7aa89a78e9ded06d1cf34b92adc2398257e·...·]-7">}</span><span·class="gp·unselectable"> |
| 2094 | 3>·</span><span·class="p"·data-group-id=" | 2094 | 3>·</span><span·class="p"·data-group-id="5641878402-12">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">MPD</span><span·class="p"·data-group-id="5641878402-12">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span[·...·truncated·by·diffoscope;·len:·385,·SHA:·85a25dbfab08c23d6b2d5ee0df23eb94930a26576245833f98bf0a1f0d0aeba5·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 2095 | </span><span·class="p"·data-group-id=" | 2095 | </span><span·class="p"·data-group-id="5641878402-15">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5641878402-16">{</span><span·class="ss">re_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 2096 | ················</span><span·class="p"·data-group-id=" | 2096 | ················</span><span·class="p"·data-group-id="5641878402-17"><<</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">119</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">8</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="w"> |
| 2097 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 2097 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5641878402-17">>></span><span·class="p"·data-group-id="5641878402-16">}</span><span·class="p"·data-group-id="5641878402-15">}</span><span·class="gp·unselectable"> |
| 2098 | 4>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id=" | 2098 | 4>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id="5641878402-18">(</span><span·class="n">MPD</span><span·class="p">,</span><span·class="ss">namelist</span><span·class="p"·data-group-id="5641878402-18">)</span><span·class="p">.</span><span·class="w"> |
| 2099 | </span><span·class="p"·data-group-id=" | 2099 | </span><span·class="p"·data-group-id="5641878402-19">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="5641878402-20">[</span><span·class="p"·data-group-id="5641878402-21"><<</span><span·class="s">"B"</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·312,·SHA:·94a7771306090413e68e30c37156cedcc965d136cfb3c00df6204f701fc990a2·...·]-19">}</span></code></pre><p>Notice·in·the·second·example·that·the·duplicate·name·only·occurs·once·in·the |
| 2100 | returned·list,·and·that·the·list·is·in·alphabetical·order·regardless·of·where | 2100 | returned·list,·and·that·the·list·is·in·alphabetical·order·regardless·of·where |
| 2101 | the·names·are·positioned·in·the·regular·expression.·The·order·of·the·names·is | 2101 | the·names·are·positioned·in·the·regular·expression.·The·order·of·the·names·is |
| 2102 | the·same·as·the·order·of·captured·subexpressions·if·<code·class="inline">{capture,·all_names}</code>·is | 2102 | the·same·as·the·order·of·captured·subexpressions·if·<code·class="inline">{capture,·all_names}</code>·is |
| 2103 | specified·as·an·option·to·<a·href="#run/3"><code·class="inline">run/3</code></a>.·You·can·therefore·create·a·name-to-value | 2103 | specified·as·an·option·to·<a·href="#run/3"><code·class="inline">run/3</code></a>.·You·can·therefore·create·a·name-to-value |
| 2104 | mapping·from·the·result·of·<a·href="#run/3"><code·class="inline">run/3</code></a>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 2104 | mapping·from·the·result·of·<a·href="#run/3"><code·class="inline">run/3</code></a>·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="2633771987-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">MP</span><span·class="p"·data-group-id="2633771987-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·cl[·...·truncated·by·diffoscope;·len:·217,·SHA:·5441933d490bb28b3b60d944092046a30af5777ff4f75b771ac4b365553077a4·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 2105 | </span><span·class="p"·data-group-id=" | 2105 | </span><span·class="p"·data-group-id="2633771987-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2633771987-4">{</span><span·class="ss">re_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 2106 | ················</span><span·class="p"·data-group-id=" | 2106 | ················</span><span·class="p"·data-group-id="2633771987-5"><<</span><span·class="mi">69</span><span·class="p">,</span><span·class="mi">82</span><span·class="p">,</span><span·class="mi">67</span><span·class="p">,</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">119</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="w"> |
| 2107 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 2107 | ··················</span><span·class="mi">255</span><span·class="p">,</span><span·class="mi">255</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="2633771987-5">>></span><span·class="p"·data-group-id="2633771987-4">}</span><span·class="p"·data-group-id="2633771987-3">}</span><span·class="gp·unselectable"> |
| 2108 | 2>·</span><span·class="p"·data-group-id=" | 2108 | 2>·</span><span·class="p"·data-group-id="2633771987-6">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="2633771987-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·251,·SHA:·fbfbb3c8a6ac9a0e6d4eefac107023f85113c856b7b504a36bd2a47be74335aa·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 2109 | </span><span·class="p"·data-group-id="3615028970-8">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="3615028970-9">[</span><span·class="p"·data-group-id="3615028970-10"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id="3615028970-10">>></span><span·class="p">,</span><span·class="p"·data-group-id="3615028970-11"><<</span><span·class="s">"B"</span><span·class="p"·data-group-id="3615028970-11">>></span><span·class="p">,</span><span·class="p"·data-group-id="3615028970-12"><<</span><span·class="s">"C"</span><span·class="p"·data-group-id="3615028970-12">>></span><span·class="p"·data-group-id="3615028970-9">]</span><span·class="p"·data-group-id="3615028970-8">}</span><span·class="gp·unselectable"> | ||
| 2110 | 3>·</span><span·class="p"·data-group-id="3615028970-13">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="n">L</span><span·class="p"·data-group-id="3615028970-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="3615028970-14">(</span><span·class="s">"AA"</span><span·class="p">,</span><span·class="n">MP</span><span·class="p">,</span><span·class="p"·data-group-id="3615028970-15">[</span><span·class="p"·data-group-id="3615028970-16">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all_names</span><span·class="p">,</span><span·class="ss">binary</span><span·class="p"·data-group-id="3615028970-16">}</span><span·class="p"·data-group-id="3615028970-15">]</span><span·class="p"·data-group-id="3615028970-14">)</span><span·class="p">.</span><span·class="w"> | ||
| 2111 | </span><span·class="p"·data-group-id=" | 2109 | </span><span·class="p"·data-group-id="2633771987-8">{</span><span·class="ss">namelist</span><span·class="p">,</span><span·class="p"·data-group-id="2633771987-9">[</span><span·class="p"·data-group-id="2633771987-10"><<</span><span·class="s">"A"</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·493,·SHA:·797449ff81660b5e216a2f49ea7589eebd2b2dc6e2a4bfb7d0fdb48efa2315fa·...·]">}</span><span·class="gp·unselectable"> |
| 2110 | 3>·</span><span·class="p"·data-group-id="2633771987-13">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="n">L</span><span·class="p"·data-group-id="2633771987-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="2633771987-14">(</span><span·class="s">"AA"</span><span·class="p">,</span><span·class="n">MP</span><span·class="p">,</span><span·class="p"·data-group-id="2633771987-15">[</span><span·class="p"·data-group-id="2633771987-16">{</span><span·class="ss">capture</span><span·class="p">,</span><span·class="ss">all_names</span><span·class="p">,</span><span·class="ss">binary</span><span·class="p"·data-group-id="2633771987-16">}</span><span·class="p"·data-group-id="2633771987-15">]</span><span·class="p"·data-group-id="2633771987-14">)</span><span·class="p">.</span><span·class="w"> | ||
| 2111 | </span><span·class="p"·data-group-id="2633771987-17">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="2633771987-18">[</span><span·class="p"·data-group-id="2633771987-19"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id="2633771987-19">>></span><span·class="p">,</span><span·class="p"·data-group-id="2633771987-20"><<</span><span·class="p"·data-group-id="2633771987-20">>></span><span·class="p">,</span><span·class="p"·data-group-id="2633771987-21"><<</span><span·class="p"·data-group-id="2633771987-21">>></span><span·class="p"·data-group-id="2633771987-18">]</span><span·class="p"·data-group-id="2633771987-17">}</span><span·class="gp·unselectable"> | ||
| 2112 | 4>·</span><span·class="n">NameMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">zip</span><span·class="p"·data-group-id=" | 2112 | 4>·</span><span·class="n">NameMap</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">zip</span><span·class="p"·data-group-id="2633771987-22">(</span><span·class="n">N</span><span·class="p">,</span><span·class="n">L</span><span·class="p"·data-group-id="2633771987-22">)</span><span·class="p">.</span><span·class="w"> |
| 2113 | </span><span·class="p"·data-group-id=" | 2113 | </span><span·class="p"·data-group-id="2633771987-23">[</span><span·class="p"·data-group-id="2633771987-24">{</span><span·class="p"·data-group-id="2633771987-25"><<</span><span·class="s">"A"</span><span·class="p"·data-group-id="2633771987-25">>></span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·1128,·SHA:·765c26f5406abd6f1b9e905952836dfada2a4088ac9de55ee11172e57a4044fb·...·]-23">]</span></code></pre> |
| 2114 | ··</section> | 2114 | ··</section> |
| 2115 | </section> | 2115 | </section> |
| 2116 | <section·class="detail"·id="replace/3"> | 2116 | <section·class="detail"·id="replace/3"> |
| 2117 | ··<div·class="detail-header"> | 2117 | ··<div·class="detail-header"> |
| 2118 | ····<a·href="#replace/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 2118 | ····<a·href="#replace/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 2119 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 2119 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2198, 24 lines modified | Offset 2198, 24 lines modified | ||
| 2198 | both·the·regular·expression·and·<code·class="inline">Subject</code>·are·to·specified·as·valid·Unicode | 2198 | both·the·regular·expression·and·<code·class="inline">Subject</code>·are·to·specified·as·valid·Unicode |
| 2199 | <code·class="inline">charlist()</code>s.</p><p>If·the·replacement·is·given·as·a·string,·it·can·contain·the·special·character | 2199 | <code·class="inline">charlist()</code>s.</p><p>If·the·replacement·is·given·as·a·string,·it·can·contain·the·special·character |
| 2200 | <code·class="inline">&</code>,·which·inserts·the·whole·matching·expression·in·the·result,·and·the·special | 2200 | <code·class="inline">&</code>,·which·inserts·the·whole·matching·expression·in·the·result,·and·the·special |
| 2201 | sequence·<code·class="inline">\</code>N·(where·N·is·an·integer·>·0),·<code·class="inline">\g</code>N,·or·<code·class="inline">\g{</code>N<code·class="inline">}</code>,·resulting·in·the | 2201 | sequence·<code·class="inline">\</code>N·(where·N·is·an·integer·>·0),·<code·class="inline">\g</code>N,·or·<code·class="inline">\g{</code>N<code·class="inline">}</code>,·resulting·in·the |
| 2202 | subexpression·number·N,·is·inserted·in·the·result.·If·no·subexpression·with·that | 2202 | subexpression·number·N,·is·inserted·in·the·result.·If·no·subexpression·with·that |
| 2203 | number·is·generated·by·the·regular·expression,·nothing·is·inserted.</p><p>To·insert·an·&·or·a·\·in·the·result,·precede·it·with·a·\.·Notice·that·Erlang | 2203 | number·is·generated·by·the·regular·expression,·nothing·is·inserted.</p><p>To·insert·an·&·or·a·\·in·the·result,·precede·it·with·a·\.·Notice·that·Erlang |
| 2204 | already·gives·a·special·meaning·to·\·in·literal·strings,·so·a·single·\·must·be | 2204 | already·gives·a·special·meaning·to·\·in·literal·strings,·so·a·single·\·must·be |
| 2205 | written·as·<code·class="inline">"\\"</code>·and·therefore·a·double·\·as·<code·class="inline">"\\\\"</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id="3133653294-1">(</span><span·class="s">"abcd"</span><span·class="p">,</span><span·class="s">"c"</span><span·class="p">,</span><span·class="s">"[&]"</span><span·class="p">,</span><span·class="p"·data-group-id="3133653294-2">[</span><span·class="p"·data-group-id="3133653294-3">{</span><span·class="ss">return</span><span·class="p">,</span><span·class="ss">list</span><span·class="p"·data-group-id="3133653294-3">}</span><span·class="p"·data-group-id="3133653294-2">]</span><span·class="p"·data-group-id="3133653294-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 2206 | 2205 | written·as·<code·class="inline">"\\"</code>·and·therefore·a·double·\·as·<code·class="inline">"\\\\"</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·clas[·...·truncated·by·diffoscope;·len:·648,·SHA:·163dfb959f637fb82b4e5c1a8999ef5d02eb1916dd425901b39e1a7fcfe4334e·...·]-1">)</span><span·class="p">.</span><span·class="w"> | |
| 2206 | </span><span·class="s">"ab[c]d"</span></code></pre><p>while</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id="2262870085-1">(</span><span·class="s">"abcd"</span><span·class="p">,</span><span·class="s">"c"</span><span·class="p">,</span><span·class="s">"[\\&]"</span><span·class="p">,</span><span·class="p"·data-group-id="2262870085-2">[</span><span·class="p"·data-group-id="2262870085-3">{</span><span·class="ss">return</span><span·class="p">,</span><span·class="ss">list</span><span·class="p"·data-group-id="2262870085-3">}</span><span·class="p"·data-group-id="2262870085-2">]</span><span·class="p"·data-group-id="2262870085-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 2207 | </span><span·class="s">"ab[&]d"</span></code></pre><p>If·the·replacement·is·given·as·a·fun,·it·will·be·called·with·the·whole·matching | 2207 | </span><span·class="s">"ab[&]d"</span></code></pre><p>If·the·replacement·is·given·as·a·fun,·it·will·be·called·with·the·whole·matching |
| 2208 | expression·as·the·first·argument·and·a·list·of·subexpression·matches·in·the | 2208 | expression·as·the·first·argument·and·a·list·of·subexpression·matches·in·the |
| 2209 | order·in·which·they·appear·in·the·regular·expression.·The·returned·value·will·be | 2209 | order·in·which·they·appear·in·the·regular·expression.·The·returned·value·will·be |
| 2210 | inserted·in·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id=" | 2210 | inserted·in·the·result.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">replace</span><span·class="p"·data-group-id="6385024673-1">(</span><span·class="s">"abcd"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">".(.)"</span><span·class="p">,</span><span·class="w"> |
| 2211 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 2211 | ····</span><span·class="nf">fun</span><span·class="p"·data-group-id="6385024673-2">(</span><span·class="n">Whole</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6385024673-3">[</span><span·class="p"·data-group-id="6385024673-4"><<</span><span·class="n">C</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·133,·SHA:·a3b8df9244384caf7e9aca38a9d0194240a69a49f30b560a41fb9fc1da0bdf93·...·]-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 2212 | ·········</span><span·class="p"·data-group-id=" | 2212 | ·········</span><span·class="p"·data-group-id="6385024673-5"><<</span><span·class="sc">$#</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Whole</span><span·class="o">/</span><span·class="ss">binary</span><span·class="p">,</span><span·class="w">·</span><span·class="sc">$-</sp[·...·truncated·by·diffoscope;·len:·492,·SHA:·3d5b8a269bb34a9f0a98f1cea524a93ae8ae08bcb48227cc92dc157070ec11f1·...·]-5">>></span><span·class="w"> |
| 2213 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 2213 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 2214 | ····</span><span·class="p"·data-group-id=" | 2214 | ····</span><span·class="p"·data-group-id="6385024673-7">[</span><span·class="p"·data-group-id="6385024673-8">{</span><span·class="ss">return</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">list</span><span·class="p"·data-group-id="6385024673-8">}</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·72,·SHA:·ce2a072b67da2d3b1ac34defa6072d3a5ec3e56c844ebc6db235654a20660606·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 2215 | </span><span·class="s">"#ab-B#cd"</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Non-matching·optional·subexpressions·will·not·be·included·in·the·list·of | 2215 | </span><span·class="s">"#ab-B#cd"</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Non-matching·optional·subexpressions·will·not·be·included·in·the·list·of |
| 2216 | subexpression·matches·if·they·are·the·last·subexpressions·in·the·regular | 2216 | subexpression·matches·if·they·are·the·last·subexpressions·in·the·regular |
| 2217 | expression.</p><p><em>Example:</em></p><p>The·regular·expression·<code·class="inline">"(a)(b)?(c)?"</code>·("a",·optionally·followed·by·"b", | 2217 | expression.</p><p><em>Example:</em></p><p>The·regular·expression·<code·class="inline">"(a)(b)?(c)?"</code>·("a",·optionally·followed·by·"b", |
| 2218 | optionally·followed·by·"c")·will·create·the·following·subexpression·lists:</p><ul><li><code·class="inline">[<<"a">>,·<<"b">>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"abc"</code></li><li><code·class="inline">[<<"a">>,·<<>>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"acx"</code></li><li><code·class="inline">[<<"a">>,·<<"b">>]</code>·when·applied·to·the·string·<code·class="inline">"abx"</code></li><li><code·class="inline">[<<"a">>]</code>·when·applied·to·the·string·<code·class="inline">"axx"</code></li></ul></section><p>As·with·<a·href="#run/3"><code·class="inline">run/3</code></a>,·compilation·errors·raise·the·<code·class="inline">badarg</code>·exception. | 2218 | optionally·followed·by·"c")·will·create·the·following·subexpression·lists:</p><ul><li><code·class="inline">[<<"a">>,·<<"b">>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"abc"</code></li><li><code·class="inline">[<<"a">>,·<<>>,·<<"c">>]</code>·when·applied·to·the·string·<code·class="inline">"acx"</code></li><li><code·class="inline">[<<"a">>,·<<"b">>]</code>·when·applied·to·the·string·<code·class="inline">"abx"</code></li><li><code·class="inline">[<<"a">>]</code>·when·applied·to·the·string·<code·class="inline">"axx"</code></li></ul></section><p>As·with·<a·href="#run/3"><code·class="inline">run/3</code></a>,·compilation·errors·raise·the·<code·class="inline">badarg</code>·exception. |
| 2219 | <a·href="#compile/2"><code·class="inline">compile/2</code></a>·can·be·used·to·get·more·information·about·the·error.</p> | 2219 | <a·href="#compile/2"><code·class="inline">compile/2</code></a>·can·be·used·to·get·more·information·about·the·error.</p> |
| 2220 | ··</section> | 2220 | ··</section> |
| 2221 | </section> | 2221 | </section> |
| Offset 2320, 27 lines modified | Offset 2320, 27 lines modified | ||
| 2320 | any·matching·subexpressions·(or·as·specified·by·option·<code·class="inline">capture</code>.·The | 2320 | any·matching·subexpressions·(or·as·specified·by·option·<code·class="inline">capture</code>.·The |
| 2321 | <code·class="inline">Captured</code>·part·of·the·return·value·is·hence·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>s·when | 2321 | <code·class="inline">Captured</code>·part·of·the·return·value·is·hence·a·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>·of·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:list/0"><code·class="inline">list/0</code></a>s·when |
| 2322 | this·option·is·specified.</p><p>The·interaction·of·option·<code·class="inline">global</code>·with·a·regular·expression·that·matches·an | 2322 | this·option·is·specified.</p><p>The·interaction·of·option·<code·class="inline">global</code>·with·a·regular·expression·that·matches·an |
| 2323 | empty·string·surprises·some·users.·When·option·<code·class="inline">global</code>·is·specified, | 2323 | empty·string·surprises·some·users.·When·option·<code·class="inline">global</code>·is·specified, |
| 2324 | <a·href="#run/3"><code·class="inline">run/3</code></a>·handles·empty·matches·in·the·same·way·as·Perl:·a | 2324 | <a·href="#run/3"><code·class="inline">run/3</code></a>·handles·empty·matches·in·the·same·way·as·Perl:·a |
| 2325 | zero-length·match·at·any·point·is·also·retried·with·options | 2325 | zero-length·match·at·any·point·is·also·retried·with·options |
| 2326 | <code·class="inline">[anchored,·notempty_atstart]</code>.·If·that·search·gives·a·result·of·length·>·0, | 2326 | <code·class="inline">[anchored,·notempty_atstart]</code>.·If·that·search·gives·a·result·of·length·>·0, |
| 2327 | the·result·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 2327 | the·result·is·included.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="0149837668-1">(</span><span·class="s">"cat"</span><span·class="p">,</span><span·class="s">"(|at)"</span><span·class="p">,</span><span·class="p"·data-group-id="0149837668-2">[</span><span·class="ss">global</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·68,·SHA:·b14ff7f65c31171be287238f31e89677ac32270fe2decf5220ad666ee311d8c9·...·]8-1">)</span><span·class="p">.</span></code></pre><p>The·following·matchings·are·performed:</p><ul><li><p><strong>At·offset·<code·class="inline">0</code></strong>·-·The·regular·expression·<code·class="inline">(|at)</code>·first·match·at·the |
| 2328 | initial·position·of·string·<code·class="inline">cat</code>,·giving·the·result·set·<code·class="inline">[{0,0},{0,0}]</code>·(the | 2328 | initial·position·of·string·<code·class="inline">cat</code>,·giving·the·result·set·<code·class="inline">[{0,0},{0,0}]</code>·(the |
| 2329 | second·<code·class="inline">{0,0}</code>·is·because·of·the·subexpression·marked·by·the·parentheses). | 2329 | second·<code·class="inline">{0,0}</code>·is·because·of·the·subexpression·marked·by·the·parentheses). |
| 2330 | As·the·length·of·the·match·is·0,·we·do·not·advance·to·the·next·position·yet.</p></li><li><p><strong>At·offset·<code·class="inline">0</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·The·search·is | 2330 | As·the·length·of·the·match·is·0,·we·do·not·advance·to·the·next·position·yet.</p></li><li><p><strong>At·offset·<code·class="inline">0</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·The·search·is |
| 2331 | retried·with·options·<code·class="inline">[anchored,·notempty_atstart]</code>·at·the·same·position, | 2331 | retried·with·options·<code·class="inline">[anchored,·notempty_atstart]</code>·at·the·same·position, |
| 2332 | which·does·not·give·any·interesting·result·of·longer·length,·so·the·search | 2332 | which·does·not·give·any·interesting·result·of·longer·length,·so·the·search |
| 2333 | position·is·advanced·to·the·next·character·(<code·class="inline">a</code>).</p></li><li><p><strong>At·offset·<code·class="inline">1</code></strong>·-·The·search·results·in·<code·class="inline">[{1,0},{1,0}]</code>,·so·this·search·is | 2333 | position·is·advanced·to·the·next·character·(<code·class="inline">a</code>).</p></li><li><p><strong>At·offset·<code·class="inline">1</code></strong>·-·The·search·results·in·<code·class="inline">[{1,0},{1,0}]</code>,·so·this·search·is |
| 2334 | also·repeated·with·the·extra·options.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·Alternative·<code·class="inline">ab</code>·is | 2334 | also·repeated·with·the·extra·options.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·Alternative·<code·class="inline">ab</code>·is |
| 2335 | found·and·the·result·is·[{1,2},{1,2}].·The·result·is·added·to·the·list | 2335 | found·and·the·result·is·[{1,2},{1,2}].·The·result·is·added·to·the·list |
| 2336 | of·results·and·the·position·in·the·search·string·is·advanced·two·steps.</p></li><li><p><strong>At·offset·<code·class="inline">3</code></strong>·-·The·search·once·again·matches·the·empty·string,·giving | 2336 | of·results·and·the·position·in·the·search·string·is·advanced·two·steps.</p></li><li><p><strong>At·offset·<code·class="inline">3</code></strong>·-·The·search·once·again·matches·the·empty·string,·giving |
| 2337 | <code·class="inline">[{3,0},{3,0}]</code>.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·This·gives·no·result | 2337 | <code·class="inline">[{3,0},{3,0}]</code>.</p></li><li><p><strong>At·offset·<code·class="inline">1</code>·with·<code·class="inline">[anchored,·notempty_atstart]</code></strong>·-·This·gives·no·result |
| 2338 | of·length·>·0·and·we·are·at·the·last·position,·so·the·global·search·is | 2338 | of·length·>·0·and·we·are·at·the·last·position,·so·the·global·search·is |
| 2339 | complete.</p></li></ul><p>The·result·of·the·call·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 2339 | complete.</p></li></ul><p>The·result·of·the·call·is:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2380202493-1">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="2380202493-2">[</span><span·class="p"·data-group-id="2380202493-3">[</span><span·class="p"·data-group-id="2380202493-4">{</span><span·class="mi">0</sp[·...·truncated·by·diffoscope;·len:·2008,·SHA:·5271e227f14eb5041a9d5da9968ca072d78dfcc556fda797153367d1c5e8fd6f·...·]-1">}</span></code></pre></li><li><p><strong><code·class="inline">notempty</code></strong>·-·An·empty·string·is·not·considered·to·be·a·valid·match·if·this |
| 2340 | option·is·specified.·If·alternatives·in·the·pattern·exist,·they·are·tried.·If | 2340 | option·is·specified.·If·alternatives·in·the·pattern·exist,·they·are·tried.·If |
| 2341 | all·the·alternatives·match·the·empty·string,·the·entire·match·fails.</p><p><em>Example:</em></p><p>If·the·following·pattern·is·applied·to·a·string·not·beginning·with·"a"·or·"b", | 2341 | all·the·alternatives·match·the·empty·string,·the·entire·match·fails.</p><p><em>Example:</em></p><p>If·the·following·pattern·is·applied·to·a·string·not·beginning·with·"a"·or·"b", |
| 2342 | it·would·normally·match·the·empty·string·at·the·start·of·the·subject:</p><pre><code·class="text">a?b?</code></pre><p>With·option·<code·class="inline">notempty</code>,·this·match·is·invalid,·so·<a·href="#run/3"><code·class="inline">run/3</code></a>·searches | 2342 | it·would·normally·match·the·empty·string·at·the·start·of·the·subject:</p><pre><code·class="text">a?b?</code></pre><p>With·option·<code·class="inline">notempty</code>,·this·match·is·invalid,·so·<a·href="#run/3"><code·class="inline">run/3</code></a>·searches |
| 2343 | further·into·the·string·for·occurrences·of·"a"·or·"b".</p></li><li><p><strong><code·class="inline">notempty_atstart</code></strong>·-·Like·<code·class="inline">notempty</code>,·except·that·an·empty·string·match | 2343 | further·into·the·string·for·occurrences·of·"a"·or·"b".</p></li><li><p><strong><code·class="inline">notempty_atstart</code></strong>·-·Like·<code·class="inline">notempty</code>,·except·that·an·empty·string·match |
| 2344 | that·is·not·at·the·start·of·the·subject·is·permitted.·If·the·pattern·is | 2344 | that·is·not·at·the·start·of·the·subject·is·permitted.·If·the·pattern·is |
| 2345 | anchored,·such·a·match·can·occur·only·if·the·pattern·contains·\K.</p><p>Perl·has·no·direct·equivalent·of·<code·class="inline">notempty</code>·or·<code·class="inline">notempty_atstart</code>,·but·it·does | 2345 | anchored,·such·a·match·can·occur·only·if·the·pattern·contains·\K.</p><p>Perl·has·no·direct·equivalent·of·<code·class="inline">notempty</code>·or·<code·class="inline">notempty_atstart</code>,·but·it·does |
| 2346 | make·a·special·case·of·a·pattern·match·of·the·empty·string·within·its·split() | 2346 | make·a·special·case·of·a·pattern·match·of·the·empty·string·within·its·split() |
| Offset 2403, 20 lines modified | Offset 2403, 20 lines modified | ||
| 2403 | than·the·total·number·of·calls,·because·not·all·calls·to·match()·are | 2403 | than·the·total·number·of·calls,·because·not·all·calls·to·match()·are |
| 2404 | recursive.·This·limit·is·of·use·only·if·it·is·set·smaller·than | 2404 | recursive.·This·limit·is·of·use·only·if·it·is·set·smaller·than |
| 2405 | match_limit.</p><p>Limiting·the·recursion·depth·limits·the·amount·of·machine·stack·that | 2405 | match_limit.</p><p>Limiting·the·recursion·depth·limits·the·amount·of·machine·stack·that |
| 2406 | can·be·used,·or,·when·PCRE·has·been·compiled·to·use·memory·on·the·heap | 2406 | can·be·used,·or,·when·PCRE·has·been·compiled·to·use·memory·on·the·heap |
| 2407 | instead·of·the·stack,·the·amount·of·heap·memory·that·can·be·used.</p></blockquote><p>The·Erlang·VM·uses·a·PCRE·library·where·heap·memory·is·used·when·regular | 2407 | instead·of·the·stack,·the·amount·of·heap·memory·that·can·be·used.</p></blockquote><p>The·Erlang·VM·uses·a·PCRE·library·where·heap·memory·is·used·when·regular |
| 2408 | expression·match·recursion·occurs.·This·therefore·limits·the·use·of·machine | 2408 | expression·match·recursion·occurs.·This·therefore·limits·the·use·of·machine |
| 2409 | heap,·not·C·stack.</p><p>Specifying·a·lower·value·can·result·in·matches·with·deep·recursion·failing, | 2409 | heap,·not·C·stack.</p><p>Specifying·a·lower·value·can·result·in·matches·with·deep·recursion·failing, |
| 2410 | when·they·should·have·matched:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id=" | 2410 | when·they·should·have·matched:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">re</span><span·class="p">:</span><span·class="nf">run</span><span·class="p"·data-group-id="8206786032-1">(</span><span·class="s">"aaaaaaaaaaaaaz"</span><span·class="p">,</span><span·class="s">"(a+)*z"</span><span·class="p"·data-group-id="8206786032-1">)</span><span·class="p">.</span><span·class="w"> |
| 2411 | </span><span·class="p"·data-group-id="5356131053-2">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="5356131053-3">[</span><span·class="p"·data-group-id="5356131053-4">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">14</span><span·class="p"·data-group-id="5356131053-4">}</span><span·class="p">,</span><span·class="p"·data-group-id="5356131053-5">{</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">13</span><span·class="p"·data-group-id="5356131053-5">}</span><span·class="p"·data-group-id="5356131053-3">]</span><span·class="p"·data-group-id="5356131053-2">}</span><span·class="gp·unselectable"> | ||
| 2412 | 2411 | </span><span·class="p"·data-group-id="8206786032-2">{</span><span·class="ss">match</span><span·class="p">,</span><span·class="p"·data-group-id="8206786032-3">[</span><span·class="p"·data-group-id="8206786032-4">{</span><span·class="mi">0</span><span·class=[·...·truncated·by·diffoscope;·len:·430,·SHA:·aa6c02554ccd78b68cc950735ef67b71462b1f35a89547fa630fc330030b06dc·...·]"> | |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-A1A25C0C.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
| Offset 152, 19 lines modified | Offset 152, 19 lines modified | ||
| 152 | <p>The·following·functions·in·this·module·also·exist·and·provide·the·same | 152 | <p>The·following·functions·in·this·module·also·exist·and·provide·the·same |
| 153 | functionality·in·the·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·and·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·modules.·That·is,·by·only | 153 | functionality·in·the·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·and·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·modules.·That·is,·by·only |
| 154 | changing·the·module·name·for·each·call,·you·can·try·out·different·set | 154 | changing·the·module·name·for·each·call,·you·can·try·out·different·set |
| 155 | representations.</p><ul><li><a·href="#add_element/2"><code·class="inline">add_element/2</code></a></li><li><a·href="#del_element/2"><code·class="inline">del_element/2</code></a></li><li><a·href="#filter/2"><code·class="inline">filter/2</code></a></li><li><a·href="#filtermap/2"><code·class="inline">filtermap/2</code></a></li><li><a·href="#fold/3"><code·class="inline">fold/3</code></a></li><li><a·href="#from_list/1"><code·class="inline">from_list/1</code></a></li><li><a·href="#intersection/1"><code·class="inline">intersection/1</code></a></li><li><a·href="#intersection/2"><code·class="inline">intersection/2</code></a></li><li><a·href="#is_element/2"><code·class="inline">is_element/2</code></a></li><li><a·href="#is_empty/1"><code·class="inline">is_empty/1</code></a></li><li><a·href="#is_equal/2"><code·class="inline">is_equal/2</code></a></li><li><a·href="#is_set/1"><code·class="inline">is_set/1</code></a></li><li><a·href="#is_subset/2"><code·class="inline">is_subset/2</code></a></li><li><a·href="#map/2"><code·class="inline">map/2</code></a></li><li><a·href="#new/0"><code·class="inline">new/0</code></a></li><li><a·href="#size/1"><code·class="inline">size/1</code></a></li><li><a·href="#subtract/2"><code·class="inline">subtract/2</code></a></li><li><a·href="#to_list/1"><code·class="inline">to_list/1</code></a></li><li><a·href="#union/1"><code·class="inline">union/1</code></a></li><li><a·href="#union/2"><code·class="inline">union/2</code></a></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·three·set·implementations·offer·the·same·<em>functionality</em>·with | 155 | representations.</p><ul><li><a·href="#add_element/2"><code·class="inline">add_element/2</code></a></li><li><a·href="#del_element/2"><code·class="inline">del_element/2</code></a></li><li><a·href="#filter/2"><code·class="inline">filter/2</code></a></li><li><a·href="#filtermap/2"><code·class="inline">filtermap/2</code></a></li><li><a·href="#fold/3"><code·class="inline">fold/3</code></a></li><li><a·href="#from_list/1"><code·class="inline">from_list/1</code></a></li><li><a·href="#intersection/1"><code·class="inline">intersection/1</code></a></li><li><a·href="#intersection/2"><code·class="inline">intersection/2</code></a></li><li><a·href="#is_element/2"><code·class="inline">is_element/2</code></a></li><li><a·href="#is_empty/1"><code·class="inline">is_empty/1</code></a></li><li><a·href="#is_equal/2"><code·class="inline">is_equal/2</code></a></li><li><a·href="#is_set/1"><code·class="inline">is_set/1</code></a></li><li><a·href="#is_subset/2"><code·class="inline">is_subset/2</code></a></li><li><a·href="#map/2"><code·class="inline">map/2</code></a></li><li><a·href="#new/0"><code·class="inline">new/0</code></a></li><li><a·href="#size/1"><code·class="inline">size/1</code></a></li><li><a·href="#subtract/2"><code·class="inline">subtract/2</code></a></li><li><a·href="#to_list/1"><code·class="inline">to_list/1</code></a></li><li><a·href="#union/1"><code·class="inline">union/1</code></a></li><li><a·href="#union/2"><code·class="inline">union/2</code></a></li></ul><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>While·the·three·set·implementations·offer·the·same·<em>functionality</em>·with |
| 156 | respect·to·the·aforementioned·functions,·their·overall·<em>behavior</em>·may·differ. | 156 | respect·to·the·aforementioned·functions,·their·overall·<em>behavior</em>·may·differ. |
| 157 | As·mentioned,·this·module·considers·elements·as·different·if·and·only·if·they | 157 | As·mentioned,·this·module·considers·elements·as·different·if·and·only·if·they |
| 158 | do·not·match·(<code·class="inline">=:=</code>),·while·both·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·consider·elements | 158 | do·not·match·(<code·class="inline">=:=</code>),·while·both·<a·href="ordsets.html"><code·class="inline">ordsets</code></a>·and·<a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>·consider·elements |
| 159 | as·different·if·and·only·if·they·do·not·compare·equal·(<code·class="inline">==</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="9 | 159 | as·different·if·and·only·if·they·do·not·compare·equal·(<code·class="inline">==</code>).</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="9605874158-1">(</span><span·class="mf">1.0</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="9605874158-2">(</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·203,·SHA:·f64ba953b25f34cc313f330a30d69502be3f405e83ccb66440fbfd030c3d784b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 160 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 160 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 161 | 2>·</span><span·class="nc">ordsets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="9 | 161 | 2>·</span><span·class="nc">ordsets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="9605874158-4">(</span><span·class="mf">1.0</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">ordsets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="9605874158-5">(</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·206,·SHA:·6ad9142e768d1348f22e8997ebffd9275144f6ccaa316ff2f2d9e410c13c8b3d·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 162 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 163 | 2>·</span><span·class="nc">gb_sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="9 | 163 | 2>·</span><span·class="nc">gb_sets</span><span·class="p">:</span><span·class="nf">is_element</span><span·class="p"·data-group-id="9605874158-7">(</span><span·class="mf">1.0</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">gb_sets</span><span·class="p">:</span><span·class="nf">from_list</span><span·class="p"·data-group-id="9605874158-8">(</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·206,·SHA:·937d246ff523ed5ccb55aea687b1523383ffaf1abd0916ada0f5663e80de1114·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="ss">true</span></code></pre></section><h2·id="module-see-also"·class="section-heading"> | 164 | </span><span·class="ss">true</span></code></pre></section><h2·id="module-see-also"·class="section-heading"> |
| 165 | ··<a·href="#module-see-also"·class="hover-link"> | 165 | ··<a·href="#module-see-also"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">See·Also</span> | 168 | ··<span·class="text">See·Also</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <p><a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a></p> | 170 | <p><a·href="gb_sets.html"><code·class="inline">gb_sets</code></a>,·<a·href="ordsets.html"><code·class="inline">ordsets</code></a></p> |
| Offset 1172, 15 lines modified | Offset 1172, 15 lines modified | ||
| 1172 | ······<p·class="built-using"> | 1172 | ······<p·class="built-using"> |
| 1173 | ········Built·using | 1173 | ········Built·using |
| 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1176 | ······</p> | 1176 | ······</p> |
| 1177 | <p>Copyright·©·1996-202 | 1177 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1178 | ····</footer> | 1178 | ····</footer> |
| 1179 | ··</div> | 1179 | ··</div> |
| 1180 | </main> | 1180 | </main> |
| 1181 | </div> | 1181 | </div> |
| 1182 | <script> | 1182 | <script> |
| 1183 | ··function·mermaidLoaded()·{ | 1183 | ··function·mermaidLoaded()·{ |
| 1184 | ····mermaid.initialize({ | 1184 | ····mermaid.initialize({ |
| Offset 162, 15 lines modified | Offset 162, 15 lines modified | ||
| 162 | used·by·the·compiler·are·unavailable·at·runtime.·So,·to·read·the·record·syntax | 162 | used·by·the·compiler·are·unavailable·at·runtime.·So,·to·read·the·record·syntax |
| 163 | and·print·tuples·as·records·when·possible,·record·definitions·must·be·maintained | 163 | and·print·tuples·as·records·when·possible,·record·definitions·must·be·maintained |
| 164 | by·the·shell·itself.</p><p>The·shell·commands·for·reading,·defining,·forgetting,·listing,·and·printing | 164 | by·the·shell·itself.</p><p>The·shell·commands·for·reading,·defining,·forgetting,·listing,·and·printing |
| 165 | records·are·described·below.·Notice·that·each·job·has·its·own·set·of·record | 165 | records·are·described·below.·Notice·that·each·job·has·its·own·set·of·record |
| 166 | definitions.·To·facilitate·matters,·record·definitions·in·modules | 166 | definitions.·To·facilitate·matters,·record·definitions·in·modules |
| 167 | <code·class="inline">shell_default</code>·and·<code·class="inline">user_default</code>·(if·loaded)·are·read·each·time·a·new·job·is | 167 | <code·class="inline">shell_default</code>·and·<code·class="inline">user_default</code>·(if·loaded)·are·read·each·time·a·new·job·is |
| 168 | started.·For·example,·adding·the·following·line·to·<code·class="inline">user_default</code>·makes·the | 168 | started.·For·example,·adding·the·following·line·to·<code·class="inline">user_default</code>·makes·the |
| 169 | definition·of·<code·class="inline">file_info</code>·readily·available·in·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 169 | definition·of·<code·class="inline">file_info</code>·readily·available·in·the·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="4214971834-1">(</span><span·class="s">"kernel/include/file.hrl"</span><span·class="p"·data-group-id="4214971834-1">)</span><span·class="p">.</span></code></pre><p>The·shell·runs·in·two·modes:</p><ul><li><code·class="inline">Normal·(possibly·restricted)</code>·mode,·in·which·commands·can·be·edited·and |
| 170 | expressions·evaluated</li><li>Job·Control·Mode,·<code·class="inline">JCL</code>,·in·which·jobs·can·be·started,·killed,·detached,·and | 170 | expressions·evaluated</li><li>Job·Control·Mode,·<code·class="inline">JCL</code>,·in·which·jobs·can·be·started,·killed,·detached,·and |
| 171 | connected</li></ul><p>Only·the·currently·connected·job·can·'talk'·to·the·shell.</p><h2·id="module-shell-commands"·class="section-heading"> | 171 | connected</li></ul><p>Only·the·currently·connected·job·can·'talk'·to·the·shell.</p><h2·id="module-shell-commands"·class="section-heading"> |
| 172 | ··<a·href="#module-shell-commands"·class="hover-link"> | 172 | ··<a·href="#module-shell-commands"·class="hover-link"> |
| 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 174 | ··</a> | 174 | ··</a> |
| 175 | ··<span·class="text">Shell·Commands</span> | 175 | ··<span·class="text">Shell·Commands</span> |
| 176 | </h2> | 176 | </h2> |
| Offset 230, 114 lines modified | Offset 230, 114 lines modified | ||
| 230 | ··<a·href="#module-example"·class="hover-link"> | 230 | ··<a·href="#module-example"·class="hover-link"> |
| 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 231 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 232 | ··</a> | 232 | ··</a> |
| 233 | ··<span·class="text">Example</span> | 233 | ··<span·class="text">Example</span> |
| 234 | </h2> | 234 | </h2> |
| 235 | <p>The·following·example·is·a·long·dialog·with·the·shell.·Commands·starting·with | 235 | <p>The·following·example·is·a·long·dialog·with·the·shell.·Commands·starting·with |
| 236 | <code·class="inline">></code>·are·inputs·to·the·shell.·All·other·lines·are·output·from·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">strider</span><span·class="w">·</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> | 236 | <code·class="inline">></code>·are·inputs·to·the·shell.·All·other·lines·are·output·from·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="ss">strider</span><span·class="w">·</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> |
| 237 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="p"·data-group-id="1124114663-1">(</span><span·class="n">BEAM</span><span·class="p"·data-group-id="1124114663-1">)</span><span·class="w">·</span><span·class="ss">emulator</span><span·class="w">·</span><span·class="ss">version</span><span·class="w">·</span><span·class="mf">5.[·...·truncated·by·diffoscope;·len:·364,·SHA:·80c49791c77d4d7475a5d8d0ee22bebbffe23e7700247ee39d17e93d9ca1de2d·...·]-3">]</span><span·class="w"> |
| 238 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 238 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="1124114663-4">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="1124114663-4">)</span><span·class="gp·unselectable"> |
| 239 | 1>·</span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="p">.</span><span·class="w"> | 239 | 1>·</span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="s">"abcd"</span></code></pre><p>Command·1·sets·variable·<code·class="inline">Str</code>·to·string·<code·class="inline">"abcd"</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">length</span><span·class="p"·data-group-id=" | 240 | </span><span·class="s">"abcd"</span></code></pre><p>Command·1·sets·variable·<code·class="inline">Str</code>·to·string·<code·class="inline">"abcd"</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">length</span><span·class="p"·data-group-id="2489064721-1">(</span><span·class="n">Str</span><span·class="p"·data-group-id="2489064721-1">)</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="mi">4</span></code></pre><p>Command·2·sets·<code·class="inline">L</code>·to·the·length·of·string·<code·class="inline">Str</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0444719888-1">{</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">list_to_atom</span><span·class="p"·data-group-id="0444719888-2">(</span><span·class="n">Str</span><span·class="p"·data-group-id="0444719888-2">)</span><span·class="p"·data-group-id="0444719888-1">}</span><span·class="p">.</span><span·class="w"> | ||
| 242 | </span><span·class=" | 241 | </span><span·class="mi">4</span></code></pre><p>Command·2·sets·<code·class="inline">L</code>·to·the·length·of·string·<code·class="inline">Str</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="n">Descriptor</span[·...·truncated·by·diffoscope;·len:·459,·SHA:·185f797c3187d0be5fca4cdea75ee9c075f92f616cdbf9758f5c25c8ebdc2624·...·] |
| 242 | </span><span·class="p"·data-group-id="1694534007-3">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="1694534007-3">}</span></code></pre><p>Command·3·builds·the·tuple·<code·class="inline">Descriptor</code>,·evaluating·the·BIF | ||
| 243 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code>·</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> | 243 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#list_to_atom/1"><code·class="inline">list_to_atom/1</code>·</a>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> |
| 244 | </span><span·class="mi">4</span></code></pre><p>Command·4·prints·the·value·of·variable·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nf">b</span><span·class="p"·data-group-id=" | 244 | </span><span·class="mi">4</span></code></pre><p>Command·4·prints·the·value·of·variable·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nf">b</span><span·class="p"·data-group-id="8554507812-1">(</span><span·class="p"·data-group-id="8554507812-1">)</span><span·class="p">.</span><span·class="w"> |
| 245 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 245 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="8554507812-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="8554507812-2">}</span><span·class="w"> |
| 246 | </span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="w"> | 246 | </span><span·class="n">L</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">4</span><span·class="w"> |
| 247 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> | 247 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> |
| 248 | </span><span·class="ss">ok</span></code></pre><p>Command·5·evaluates·the·internal·shell·command·<code·class="inline">b()</code>,·which·is·an·abbreviation | 248 | </span><span·class="ss">ok</span></code></pre><p>Command·5·evaluates·the·internal·shell·command·<code·class="inline">b()</code>,·which·is·an·abbreviation |
| 249 | of·"bindings".·This·prints·the·current·shell·variables·and·their·bindings.·<code·class="inline">ok</code> | 249 | of·"bindings".·This·prints·the·current·shell·variables·and·their·bindings.·<code·class="inline">ok</code> |
| 250 | at·the·end·is·the·return·value·of·function·<code·class="inline">b()</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 250 | at·the·end·is·the·return·value·of·function·<code·class="inline">b()</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nf">f</span><span·class="p"·data-group-id="4331635942-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="4331635942-1">)</span><span·class="p">.</span><span·class="w"> |
| 251 | </span><span·class="ss">ok</span></code></pre><p>Command·6·evaluates·the·internal·shell·command·<code·class="inline">f(L)</code>·(abbreviation·of | 251 | </span><span·class="ss">ok</span></code></pre><p>Command·6·evaluates·the·internal·shell·command·<code·class="inline">f(L)</code>·(abbreviation·of |
| 252 | "forget").·The·value·of·variable·<code·class="inline">L</code>·is·removed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nf">b</span><span·class="p"·data-group-id=" | 252 | "forget").·The·value·of·variable·<code·class="inline">L</code>·is·removed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nf">b</span><span·class="p"·data-group-id="2359270819-1">(</span><span·class="p"·data-group-id="2359270819-1">)</span><span·class="p">.</span><span·class="w"> |
| 253 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 253 | </span><span·class="n">Descriptor</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="2359270819-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="2359270819-2">}</span><span·class="w"> |
| 254 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> | 254 | </span><span·class="n">Str</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"abcd"</span><span·class="w"> |
| 255 | </span><span·class="ss">ok</span></code></pre><p>Command·7·prints·the·new·bindings.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 255 | </span><span·class="ss">ok</span></code></pre><p>Command·7·prints·the·new·bindings.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">8>·</span><span·class="nf">f</span><span·class="p"·data-group-id="5758348275-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="5758348275-1">)</span><span·class="p">.</span><span·class="w"> |
| 256 | </span><span·class="ss">ok</span></code></pre><p>Command·8·has·no·effect,·as·<code·class="inline">L</code>·has·no·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">9>·</span><span·class="p"·data-group-id=" | 256 | </span><span·class="ss">ok</span></code></pre><p>Command·8·has·no·effect,·as·<code·class="inline">L</code>·has·no·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">9>·</span><span·class="p"·data-group-id="8954779346-1">{</span><span·class="n">L</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="8954779346-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 257 | </span><span·class="p"·data-group-id=" | 257 | </span><span·class="p"·data-group-id="8954779346-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="8954779346-2">}</span></code></pre><p>Command·9·performs·a·pattern·matching·operation·on·<code·class="inline">Descriptor</code>,·binding·a·new |
| 258 | value·to·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">10>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> | 258 | value·to·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">10>·</span><span·class="n">L</span><span·class="p">.</span><span·class="w"> |
| 259 | </span><span·class="mi">4</span></code></pre><p>Command·10·prints·the·current·value·of·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">11>·</span><span·class="p"·data-group-id=" | 259 | </span><span·class="mi">4</span></code></pre><p>Command·10·prints·the·current·value·of·<code·class="inline">L</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">11>·</span><span·class="p"·data-group-id="3337707870-1">{</span><span·class="n">P</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Q</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p"·data-group-id="3337707870-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{4,abcd}</span></code></pre><p>Command·11·tries·to·match·<code·class="inline">{P,·Q,·R}</code>·against·<code·class="inline">Descriptor</code>,·which·is·<code·class="inline">{4,·abc}</code>. | 260 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·{4,abcd}</span></code></pre><p>Command·11·tries·to·match·<code·class="inline">{P,·Q,·R}</code>·against·<code·class="inline">Descriptor</code>,·which·is·<code·class="inline">{4,·abc}</code>. |
| 261 | The·match·fails·and·none·of·the·new·variables·become·bound.·The·printout | 261 | The·match·fails·and·none·of·the·new·variables·become·bound.·The·printout |
| 262 | starting·with·"<code·class="inline">**·exception·error:</code>"·is·not·the·value·of·the·expression·(the | 262 | starting·with·"<code·class="inline">**·exception·error:</code>"·is·not·the·value·of·the·expression·(the |
| 263 | expression·had·no·value·because·its·evaluation·failed),·but·a·warning·printed·by | 263 | expression·had·no·value·because·its·evaluation·failed),·but·a·warning·printed·by |
| 264 | the·system·to·inform·the·user·that·an·error·has·occurred.·The·values·of·the | 264 | the·system·to·inform·the·user·that·an·error·has·occurred.·The·values·of·the |
| 265 | other·variables·(<code·class="inline">L</code>,·<code·class="inline">Str</code>,·and·so·on)·are·unchanged.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> | 265 | other·variables·(<code·class="inline">L</code>,·<code·class="inline">Str</code>,·and·so·on)·are·unchanged.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">12>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> |
| 266 | </span><span·class="gt">*·1:1:·variable·'P'·is·unbound</span><span·class="gp·unselectable"> | 266 | </span><span·class="gt">*·1:1:·variable·'P'·is·unbound</span><span·class="gp·unselectable"> |
| 267 | 13>·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> | 267 | 13>·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 268 | </span><span·class="p"·data-group-id=" | 268 | </span><span·class="p"·data-group-id="6520798589-1">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="6520798589-1">}</span></code></pre><p>Commands·12·and·13·show·that·<code·class="inline">P</code>·is·unbound·because·the·previous·command·failed, |
| 269 | and·that·<code·class="inline">Descriptor</code>·has·not·changed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">14</span><span·class="o">></span><span·class="p"·data-group-id=" | 269 | and·that·<code·class="inline">Descriptor</code>·has·not·changed.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">14</span><span·class="o">></span><span·class="p"·data-group-id="9828607101-1">{</span><span·class="n">P</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Q</span><span·class="p"·data-group-id="9828607101-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Descriptor</span><span·class="p">.</span><span·class="w"> |
| 270 | </span><span·class="p"·data-group-id=" | 270 | </span><span·class="p"·data-group-id="9828607101-2">{</span><span·class="mi">4</span><span·class="p">,</span><span·class="ss">abcd</span><span·class="p"·data-group-id="9828607101-2">}</span><span·class="gp·unselectable"> |
| 271 | 15>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> | 271 | 15>·</span><span·class="n">P</span><span·class="p">.</span><span·class="w"> |
| 272 | </span><span·class="mi">4</span></code></pre><p>Commands·14·and·15·show·a·correct·match·where·<code·class="inline">P</code>·and·<code·class="inline">Q</code>·are·bound.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">16>·</span><span·class="nf">f</span><span·class="p"·data-group-id=" | 272 | </span><span·class="mi">4</span></code></pre><p>Commands·14·and·15·show·a·correct·match·where·<code·class="inline">P</code>·and·<code·class="inline">Q</code>·are·bound.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">16>·</span><span·class="nf">f</span><span·class="p"·data-group-id="0879395109-1">(</span><span·class="p"·data-group-id="0879395109-1">)</span><span·class="p">.</span><span·class="w"> |
| 273 | </span><span·class="ss">ok</span></code></pre><p>Command·16·clears·all·bindings.</p><p>The·next·few·commands·assume·that·<code·class="inline">test1:demo(X)</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">demo</span><span·class="p"·data-group-id=" | 273 | </span><span·class="ss">ok</span></code></pre><p>Command·16·clears·all·bindings.</p><p>The·next·few·commands·assume·that·<code·class="inline">test1:demo(X)</code>·is·defined·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">demo</span><span·class="p"·data-group-id="8217280450-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="8217280450-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 274 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">put</span><span·class="p"·data-group-id=" | 274 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="nf">put</span><span·class="p"·data-group-id="8217280450-2">(</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">worked</span><span·class="p"·data-group-id="8217280450-2">)</span><span·class="p">,</span><span·class="w"> |
| 275 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 275 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 276 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">10</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">17>·</span><span·class="nf">put</span><span·class="p"·data-group-id=" | 276 | </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="err"> </span><span·class="n">X</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">10</span><span·class="p">.</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">17>·</span><span·class="nf">put</span><span·class="p"·data-group-id="2646044437-1">(</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hello</span><span·class="p"·data-group-id="2646044437-1">)</span><span·class="p">.</span><span·class="w"> |
| 277 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> | 277 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> |
| 278 | 18>·</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 278 | 18>·</span><span·class="nf">get</span><span·class="p"·data-group-id="2646044437-2">(</span><span·class="ss">aa</span><span·class="p"·data-group-id="2646044437-2">)</span><span·class="p">.</span><span·class="w"> |
| 279 | </span><span·class="ss">hello</span></code></pre><p>Commands·17·and·18·set·and·inspect·the·value·of·item·<code·class="inline">aa</code>·in·the·process | 279 | </span><span·class="ss">hello</span></code></pre><p>Commands·17·and·18·set·and·inspect·the·value·of·item·<code·class="inline">aa</code>·in·the·process |
| 280 | dictionary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">19>·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id=" | 280 | dictionary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">19>·</span><span·class="n">Y</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id="7787829769-1">(</span><span·class="mi">1</span><span·class="p"·data-group-id="7787829769-1">)</span><span·class="p">.</span><span·class="w"> |
| 281 | </span><span·class="mi">11</span></code></pre><p>Command·19·evaluates·<code·class="inline">test1:demo(1)</code>.·The·evaluation·succeeds·and·the·changes | 281 | </span><span·class="mi">11</span></code></pre><p>Command·19·evaluates·<code·class="inline">test1:demo(1)</code>.·The·evaluation·succeeds·and·the·changes |
| 282 | made·in·the·process·dictionary·become·visible·to·the·shell.·The·new·value·of | 282 | made·in·the·process·dictionary·become·visible·to·the·shell.·The·new·value·of |
| 283 | dictionary·item·<code·class="inline">aa</code>·can·be·seen·in·command·20.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">20>·</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 283 | dictionary·item·<code·class="inline">aa</code>·can·be·seen·in·command·20.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">20>·</span><span·class="nf">get</span><span·class="p"·data-group-id="7015287532-1">(</span><span·class="p"·data-group-id="7015287532-1">)</span><span·class="p">.</span><span·class="w"> |
| 284 | </span><span·class="p"·data-group-id=" | 284 | </span><span·class="p"·data-group-id="7015287532-2">[</span><span·class="p"·data-group-id="7015287532-3">{</span><span·class="ss">aa</span><span·class="p">,</span><span·class="ss">worked</span><span·class="p"·data-group-id="7015287532-3">}</span><span·class="p"·data-group-id="7015287532-2">]</span><span·class="gp·unselectable"> |
| 285 | 21>·</span><span·class="nf">put</span><span·class="p"·data-group-id=" | 285 | 21>·</span><span·class="nf">put</span><span·class="p"·data-group-id="7015287532-4">(</span><span·class="ss">aa</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">hello</span><span·class="p"·data-group-id="7015287532-4">)</span><span·class="p">.</span><span·class="w"> |
| 286 | </span><span·class="ss">worked</span><span·class="gp·unselectable"> | 286 | </span><span·class="ss">worked</span><span·class="gp·unselectable"> |
| 287 | 22>·</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id=" | 287 | 22>·</span><span·class="n">Z</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">test1</span><span·class="p">:</span><span·class="nf">demo</span><span·class="p"·data-group-id="7015287532-5">(</span><span·class="mi">2</span><span·class="p"·data-group-id="7015287532-5">)</span><span·class="p">.</span><span·class="w"> |
| 288 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·1 | 288 | </span><span·class="gt">**·exception·error:·no·match·of·right·hand·side·value·1 |
| 289 | ·····in·function··test1:demo/1</span></code></pre><p>Commands·21·and·22·change·the·value·of·dictionary·item·<code·class="inline">aa</code>·to·<code·class="inline">hello</code>·and·call | 289 | ·····in·function··test1:demo/1</span></code></pre><p>Commands·21·and·22·change·the·value·of·dictionary·item·<code·class="inline">aa</code>·to·<code·class="inline">hello</code>·and·call |
| 290 | <code·class="inline">test1:demo(2)</code>.·Evaluation·fails·and·the·changes·made·to·the·dictionary·in | 290 | <code·class="inline">test1:demo(2)</code>.·Evaluation·fails·and·the·changes·made·to·the·dictionary·in |
| 291 | <code·class="inline">test1:demo(2)</code>,·before·the·error·occurred,·are·discarded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">23>·</span><span·class="n">Z</span><span·class="p">.</span><span·class="w"> | 291 | <code·class="inline">test1:demo(2)</code>,·before·the·error·occurred,·are·discarded.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">23>·</span><span·class="n">Z</span><span·class="p">.</span><span·class="w"> |
| 292 | </span><span·class="gt">*·1:1:·variable·'Z'·is·unbound</span><span·class="gp·unselectable"> | 292 | </span><span·class="gt">*·1:1:·variable·'Z'·is·unbound</span><span·class="gp·unselectable"> |
| 293 | 24>·</span><span·class="nf">get</span><span·class="p"·data-group-id="5 | 293 | 24>·</span><span·class="nf">get</span><span·class="p"·data-group-id="5917340224-1">(</span><span·class="ss">aa</span><span·class="p"·data-group-id="5917340224-1">)</span><span·class="p">.</span><span·class="w"> |
| 294 | </span><span·class="ss">hello</span></code></pre><p>Commands·23·and·24·show·that·<code·class="inline">Z</code>·was·not·bound·and·that·dictionary·item·<code·class="inline">aa</code>·has | 294 | </span><span·class="ss">hello</span></code></pre><p>Commands·23·and·24·show·that·<code·class="inline">Z</code>·was·not·bound·and·that·dictionary·item·<code·class="inline">aa</code>·has |
| 295 | retained·its·original·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">25>·</span><span·class="nf">erase</span><span·class="p"·data-group-id=" | 295 | retained·its·original·value.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">25>·</span><span·class="nf">erase</span><span·class="p"·data-group-id="5607262335-1">(</span><span·class="p"·data-group-id="5607262335-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">put</span><span·class="p"·data-group-id="5607262335-2">(</span><span·class="ss">aa</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·e5cbfd676b6d92b91997c9d88103e49e342ebf8647e290027e69043534b54a7d·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 296 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> | 296 | </span><span·class="ss">undefined</span><span·class="gp·unselectable"> |
| 297 | 26>·</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 297 | 26>·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="5607262335-3">(</span><span·class="ss">test1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">demo</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5607262335-4">[</span><span·class="mi">1</span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·a76ac79ddd820c5106430be2bb4f06dee15bc5319cc888404c6c3dd7edcc975b·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 298 | </span><span·class="o"><</span><span·class="mf">0.57</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 298 | </span><span·class="o"><</span><span·class="mf">0.57</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 299 | 27>·</span><span·class="nf">get</span><span·class="p"·data-group-id=" | 299 | 27>·</span><span·class="nf">get</span><span·class="p"·data-group-id="5607262335-5">(</span><span·class="ss">aa</span><span·class="p"·data-group-id="5607262335-5">)</span><span·class="p">.</span><span·class="w"> |
| 300 | </span><span·class="ss">hello</span></code></pre><p>Commands·25,·26,·and·27·show·the·effect·of·evaluating·<code·class="inline">test1:demo(1)</code>·in·the | 300 | </span><span·class="ss">hello</span></code></pre><p>Commands·25,·26,·and·27·show·the·effect·of·evaluating·<code·class="inline">test1:demo(1)</code>·in·the |
| 301 | background.·In·this·case,·the·expression·is·evaluated·in·a·newly·spawned | 301 | background.·In·this·case,·the·expression·is·evaluated·in·a·newly·spawned |
| 302 | process.·Any·changes·made·in·the·process·dictionary·are·local·to·the·newly | 302 | process.·Any·changes·made·in·the·process·dictionary·are·local·to·the·newly |
| 303 | spawned·process·and·therefore·not·visible·to·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">28>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 303 | spawned·process·and·therefore·not·visible·to·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">28>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2317243733-1">(</span><span·class="s">"hello·hello\n"</span><span·class="p"·data-group-id="2317243733-1">)</span><span·class="p">.</span><span·class="w"> |
| 304 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> | 304 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> |
| 305 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 305 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 306 | 29>·</span><span·class="nf">e</span><span·class="p"·data-group-id=" | 306 | 29>·</span><span·class="nf">e</span><span·class="p"·data-group-id="2317243733-2">(</span><span·class="mi">28</span><span·class="p"·data-group-id="2317243733-2">)</span><span·class="p">.</span><span·class="w"> |
| 307 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> | 307 | </span><span·class="ss">hello</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w"> |
| 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 308 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 309 | 30>·</span><span·class="nf">v</span><span·class="p"·data-group-id=" | 309 | 30>·</span><span·class="nf">v</span><span·class="p"·data-group-id="2317243733-3">(</span><span·class="mi">28</span><span·class="p"·data-group-id="2317243733-3">)</span><span·class="p">.</span><span·class="w"> |
| 310 | </span><span·class="ss">ok</span></code></pre><p>Commands·28,·29·and·30·use·the·history·facilities·of·the·shell.·Command·29 | 310 | </span><span·class="ss">ok</span></code></pre><p>Commands·28,·29·and·30·use·the·history·facilities·of·the·shell.·Command·29 |
| 311 | re-evaluates·command·28.·Command·30·uses·the·value·(result)·of·command·28.·In | 311 | re-evaluates·command·28.·Command·30·uses·the·value·(result)·of·command·28.·In |
| 312 | the·cases·of·a·pure·function·(a·function·with·no·side·effects),·the·result·is | 312 | the·cases·of·a·pure·function·(a·function·with·no·side·effects),·the·result·is |
| 313 | the·same.·For·a·function·with·side·effects,·the·result·can·be·different.</p><p>The·next·few·commands·show·some·record·manipulation.·It·is·assumed·that·<code·class="inline">ex.erl</code> | 313 | the·same.·For·a·function·with·side·effects,·the·result·can·be·different.</p><p>The·next·few·commands·show·some·record·manipulation.·It·is·assumed·that·<code·class="inline">ex.erl</code> |
| 314 | defines·a·record·as·follows:</p><p><code·class="inline">-record(rec,·{a,·b·=·val()}).</code></p><p><code·class="inline">val()·-></code><br/> <code·class="inline">3.</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">31>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 314 | defines·a·record·as·follows:</p><p><code·class="inline">-record(rec,·{a,·b·=·val()}).</code></p><p><code·class="inline">val()·-></code><br/> <code·class="inline">3.</code></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">31>·</span><span·class="nf">c</span><span·class="p"·data-group-id="2733207697-1">(</span><span·class="ss">ex</span><span·class="p"·data-group-id="2733207697-1">)</span><span·class="p">.</span><span·class="w"> |
| 315 | </span><span·class="p"·data-group-id=" | 315 | </span><span·class="p"·data-group-id="2733207697-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">ex</span><span·class="p"·data-group-id="2733207697-2">}</span><span·class="gp·unselectable"> |
| 316 | 32>·</span><span·class="nf">rr</span><span·class="p"·data-group-id=" | 316 | 32>·</span><span·class="nf">rr</span><span·class="p"·data-group-id="2733207697-3">(</span><span·class="ss">ex</span><span·class="p"·data-group-id="2733207697-3">)</span><span·class="p">.</span><span·class="w"> |
| 317 | </span><span·class="p"·data-group-id=" | 317 | </span><span·class="p"·data-group-id="2733207697-4">[</span><span·class="ss">rec</span><span·class="p"·data-group-id="2733207697-4">]</span></code></pre><p>Commands·31·and·32·compile·file·<code·class="inline">ex.erl</code>·and·read·the·record·definitions·in |
| 318 | <code·class="inline">ex.beam</code>.·If·the·compiler·did·not·output·any·record·definitions·on·the·BEAM | 318 | <code·class="inline">ex.beam</code>.·If·the·compiler·did·not·output·any·record·definitions·on·the·BEAM |
| 319 | file,·<code·class="inline">rr(ex)</code>·tries·to·read·record·definitions·from·the·source·file·instead.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">33>·</span><span·class="nf">rl</span><span·class="p"·data-group-id=" | 319 | file,·<code·class="inline">rr(ex)</code>·tries·to·read·record·definitions·from·the·source·file·instead.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">33>·</span><span·class="nf">rl</span><span·class="p"·data-group-id="1529410092-1">(</span><span·class="ss">rec</span><span·class="p"·data-group-id="1529410092-1">)</span><span·class="p">.</span><span·class="w"> |
| 320 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id=" | 320 | </span><span·class="p">-</span><span·class="na">record</span><span·class="p"·data-group-id="1529410092-2">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="p"·data-group-id="1529410092-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·cl[·...·truncated·by·diffoscope;·len:·243,·SHA:·a8f92cf0f51a8d7d9493f69dda8157e15b344c4534e16ed36e6a96ef209f7ab5·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 321 | </span><span·class="ss">ok</span></code></pre><p>Command·33·prints·the·definition·of·the·record·named·<code·class="inline">rec</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">34>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 321 | </span><span·class="ss">ok</span></code></pre><p>Command·33·prints·the·definition·of·the·record·named·<code·class="inline">rec</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">34>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="4352008011-1">{</span><span·class="p"·data-group-id="4352008011-1">}</span><span·class="p">.</span><span·class="w"> |
| 322 | </span><span·class="gt">**·exception·error:·undefined·shell·command·val/0</span></code></pre><p>Command·34·tries·to·create·a·<code·class="inline">rec</code>·record,·but·fails·as·function·<code·class="inline">val/0</code>·is | 322 | </span><span·class="gt">**·exception·error:·undefined·shell·command·val/0</span></code></pre><p>Command·34·tries·to·create·a·<code·class="inline">rec</code>·record,·but·fails·as·function·<code·class="inline">val/0</code>·is |
| 323 | undefined.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">35>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 323 | undefined.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">35>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="4367401199-1">{</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">3</span><span·class="p"·data-group-id="4367401199-1">}</span><span·class="p">.</span><span·class="w"> |
| 324 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 324 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="4367401199-2">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·83,·SHA:·dade07a3fc1f7094dd503b37f16c11b0c8df495e27a654baf0b25fb27a3c9aff·...·]-2">}</span></code></pre><p>Command·35·shows·the·workaround:·explicitly·assign·values·to·record·fields·that |
| 325 | cannot·otherwise·be·initialized.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">36>·</span><span·class="nf">rp</span><span·class="p"·data-group-id=" | 325 | cannot·otherwise·be·initialized.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">36>·</span><span·class="nf">rp</span><span·class="p"·data-group-id="9953953671-1">(</span><span·class="nf">v</span><span·class="p"·data-group-id="9953953671-2">(</span><span·class="o">-</span><span·class="mi">1</span><span·class="p"·data-group-id="9953953671-2">)</span><span·class="p"·data-group-id="9953953671-1">)</span><span·class="p">.</span><span·class="w"> |
| 326 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 326 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="9953953671-3">{</span><span·class="ss">a</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="ss">b</span><span·class="w">·</span><span·class="o">=</span><span·c[·...·truncated·by·diffoscope;·len:·83,·SHA:·307e37896d10838530e79dcc3b3f999cbbd6377a62f681b854c996b6b483d154·...·]-3">}</span><span·class="w"> |
| 327 | </span><span·class="ss">ok</span></code></pre><p>Command·36·prints·the·newly·created·record·using·record·definitions·maintained | 327 | </span><span·class="ss">ok</span></code></pre><p>Command·36·prints·the·newly·created·record·using·record·definitions·maintained |
| 328 | by·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">37>·</span><span·class="nf">rd</span><span·class="p"·data-group-id=" | 328 | by·the·shell.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">37>·</span><span·class="nf">rd</span><span·class="p"·data-group-id="1223130990-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1223130990-2">{</span><span·class="ss">f</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cla[·...·truncated·by·diffoscope;·len:·273,·SHA:·f731f22485faae3f879218413aa78ef136aa23119d5f61085b8bc97b614cb03d·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 329 | </span><span·class="ss">rec</span></code></pre><p>Command·37·defines·a·record·directly·in·the·shell.·The·definition·replaces·the | 329 | </span><span·class="ss">rec</span></code></pre><p>Command·37·defines·a·record·directly·in·the·shell.·The·definition·replaces·the |
| 330 | one·read·from·file·<code·class="inline">ex.beam</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">38>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 330 | one·read·from·file·<code·class="inline">ex.beam</code>.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">38>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="1500737748-1">{</span><span·class="p"·data-group-id="1500737748-1">}</span><span·class="p">.</span><span·class="w"> |
| 331 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="9717556397-2">{</span><span·class="ss">f</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="9717556397-3">[</span><span·class="p"·data-group-id="9717556397-3">]</span><span·class="p"·data-group-id="9717556397-2">}</span><span·class="w"> | ||
| 332 | </span><span·class=" | 331 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="1500737748-2">{</span><span·class="ss">f</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1500737748-3">[</span><span·class="p"[·...·truncated·by·diffoscope;·len:·84,·SHA:·fa62dc3eacc30fe8db20121efff02a1036fa523ec9a1bc9952dbbb0d68784c2d·...·]</span><span·class="w"> |
| 332 | </span><span·class="ss">ok</span></code></pre><p>Command·38·creates·a·record·using·the·new·definition,·and·prints·the·result.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">39>·</span><span·class="nf">rd</span><span·class="p"·data-group-id="5504943218-1">(</span><span·class="ss">rec</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5504943218-2">{</span><span·class="ss">c</span><span·class="p"·data-group-id="5504943218-2">}</span><span·class="p"·data-group-id="5504943218-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">A</span><span·class="p">.</span><span·class="w"> | ||
| 333 | </span><span·class="gt">*·1:15:·variable·'A'·is·unbound</span><span·class="gp·unselectable"> | 333 | </span><span·class="gt">*·1:15:·variable·'A'·is·unbound</span><span·class="gp·unselectable"> |
| 334 | 40>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 334 | 40>·</span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="5504943218-3">{</span><span·class="p"·data-group-id="5504943218-3">}</span><span·class="p">.</span><span·class="w"> |
| 335 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id=" | 335 | </span><span·class="o">#</span><span·class="ss">rec</span><span·class="p"·data-group-id="5504943218-4">{</span><span·class="ss">c</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p"·data-group-id="5504943218-4">}</span><span·class="w"> |
| 336 | </span><span·class="ss">ok</span></code></pre><p>Command·39·and·40·show·that·record·definitions·are·updated·as·side·effects.·The | 336 | </span><span·class="ss">ok</span></code></pre><p>Command·39·and·40·show·that·record·definitions·are·updated·as·side·effects.·The |
| 337 | evaluation·of·the·command·fails,·but·the·definition·of·<code·class="inline">rec</code>·has·been·carried | 337 | evaluation·of·the·command·fails,·but·the·definition·of·<code·class="inline">rec</code>·has·been·carried |
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| 125 | ····<small·class="app-vsn"·translate="no">(stdlib·v6.2.1)</small> | 125 | ····<small·class="app-vsn"·translate="no">(stdlib·v6.2.1)</small> |
| 126 | ··</h1> | 126 | ··</h1> |
| 127 | ····<section·id="moduledoc"> | 127 | ····<section·id="moduledoc"> |
| 128 | <p>Customizing·the·Erlang·environment.</p><p>The·functions·in·this·module·are·called·when·no·module·name·is·specified·in·a | 128 | <p>Customizing·the·Erlang·environment.</p><p>The·functions·in·this·module·are·called·when·no·module·name·is·specified·in·a |
| 129 | shell·command.</p><p>Consider·the·following·shell·dialog:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id=" | 129 | shell·command.</p><p>Consider·the·following·shell·dialog:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">reverse</span><span·class="p"·data-group-id="8637110624-1">(</span><span·class="s">"abc"</span><span·class="p"·data-group-id="8637110624-1">)</span><span·class="p">.</span><span·class="w"> |
| 130 | </span><span·class="s">"cba"</span><span·class="gp·unselectable"> | 130 | </span><span·class="s">"cba"</span><span·class="gp·unselectable"> |
| 131 | 2>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 131 | 2>·</span><span·class="nf">c</span><span·class="p"·data-group-id="8637110624-2">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="8637110624-2">)</span><span·class="p">.</span><span·class="w"> |
| 132 | </span><span·class="p"·data-group-id=" | 132 | </span><span·class="p"·data-group-id="8637110624-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">foo</span><span·class="p"·data-group-id="8637110624-3">}</span></code></pre><p>In·command·one,·module·<a·href="lists.html"><code·class="inline">lists</code></a>·is·called.·In·command·two,·no·module·name·is |
| 133 | specified.·The·shell·searches·module·<code·class="inline">user_default</code>·followed·by·module | 133 | specified.·The·shell·searches·module·<code·class="inline">user_default</code>·followed·by·module |
| 134 | <code·class="inline">shell_default</code>·for·function·<code·class="inline">c/1</code>.</p><p><code·class="inline">shell_default</code>·is·intended·for·"system·wide"·customizations·to·the·shell. | 134 | <code·class="inline">shell_default</code>·for·function·<code·class="inline">c/1</code>.</p><p><code·class="inline">shell_default</code>·is·intended·for·"system·wide"·customizations·to·the·shell. |
| 135 | <code·class="inline">user_default</code>·is·intended·for·"local"·or·individual·user·customizations.</p><h2·id="module-hint"·class="section-heading"> | 135 | <code·class="inline">user_default</code>·is·intended·for·"local"·or·individual·user·customizations.</p><h2·id="module-hint"·class="section-heading"> |
| 136 | ··<a·href="#module-hint"·class="hover-link"> | 136 | ··<a·href="#module-hint"·class="hover-link"> |
| 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 137 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 138 | ··</a> | 138 | ··</a> |
| 139 | ··<span·class="text">Hint</span> | 139 | ··<span·class="text">Hint</span> |
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| 231 | ······<p·class="built-using"> | 231 | ······<p·class="built-using"> |
| 232 | ········Built·using | 232 | ········Built·using |
| 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 235 | ······</p> | 235 | ······</p> |
| 236 | <p>Copyright·©·1996-202 | 236 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 237 | ····</footer> | 237 | ····</footer> |
| 238 | ··</div> | 238 | ··</div> |
| 239 | </main> | 239 | </main> |
| 240 | </div> | 240 | </div> |
| 241 | <script> | 241 | <script> |
| 242 | ··function·mermaidLoaded()·{ | 242 | ··function·mermaidLoaded()·{ |
| 243 | ····mermaid.initialize({ | 243 | ····mermaid.initialize({ |
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| 1242 | ······<p·class="built-using"> | 1242 | ······<p·class="built-using"> |
| 1243 | ········Built·using | 1243 | ········Built·using |
| 1244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1246 | ······</p> | 1246 | ······</p> |
| 1247 | <p>Copyright·©·1996-202 | 1247 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1248 | ····</footer> | 1248 | ····</footer> |
| 1249 | ··</div> | 1249 | ··</div> |
| 1250 | </main> | 1250 | </main> |
| 1251 | </div> | 1251 | </div> |
| 1252 | <script> | 1252 | <script> |
| 1253 | ··function·mermaidLoaded()·{ | 1253 | ··function·mermaidLoaded()·{ |
| 1254 | ····mermaid.initialize({ | 1254 | ····mermaid.initialize({ |
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| 367 | ······</div> | 367 | ······</div> |
| 368 | <p>Starts·a·number·of·pseudo·servers.·A·pseudo·server·is·a·server·with·a·registered | 368 | <p>Starts·a·number·of·pseudo·servers.·A·pseudo·server·is·a·server·with·a·registered |
| 369 | name·that·does·nothing·but·pass·on·all·message·to·the·real·server·that·executes | 369 | name·that·does·nothing·but·pass·on·all·message·to·the·real·server·that·executes |
| 370 | at·a·master·node.·A·pseudo·server·is·an·intermediary·that·only·has·the·same | 370 | at·a·master·node.·A·pseudo·server·is·an·intermediary·that·only·has·the·same |
| 371 | registered·name·as·the·real·server.</p><p>For·example,·if·you·have·started·a·slave·node·<code·class="inline">N</code>·and·want·to·execute·<code·class="inline">pxw</code> | 371 | registered·name·as·the·real·server.</p><p>For·example,·if·you·have·started·a·slave·node·<code·class="inline">N</code>·and·want·to·execute·<code·class="inline">pxw</code> |
| 372 | graphics·code·on·this·node,·you·can·start·server·<code·class="inline">pxw_server</code>·as·a·pseudo·server | 372 | graphics·code·on·this·node,·you·can·start·server·<code·class="inline">pxw_server</code>·as·a·pseudo·server |
| 373 | at·the·slave·node.·This·is·illustrated·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 373 | at·the·slave·node.·This·is·illustrated·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">rpc</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="1428952195-1">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">slave</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pseudo</span><span·class="p">,</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·462,·SHA:·49c80a999404ca962174c47c02e34154fa7e9f4e2c8ec05d5821a83799b68855·...·]-1">)</span><span·class="p">.</span></code></pre> |
| 374 | ··</section> | 374 | ··</section> |
| 375 | </section> | 375 | </section> |
| 376 | <section·class="detail"·id="relay/1"> | 376 | <section·class="detail"·id="relay/1"> |
| 377 | ··<div·class="detail-header"> | 377 | ··<div·class="detail-header"> |
| 378 | ····<a·href="#relay/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 378 | ····<a·href="#relay/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 379 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 379 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 513 | as·fully·qualified·names;·short·names·can·also·be·used.·This·is·the·same | 513 | as·fully·qualified·names;·short·names·can·also·be·used.·This·is·the·same |
| 514 | condition·that·applies·to·names·of·distributed·Erlang·nodes.</p><p>The·name·of·the·started·node·becomes·<code·class="inline">Name@Host</code>.</p><p>The·slave·node·resets·its·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>·process·so·that·all·terminal·I/O·that·is | 514 | condition·that·applies·to·names·of·distributed·Erlang·nodes.</p><p>The·name·of·the·started·node·becomes·<code·class="inline">Name@Host</code>.</p><p>The·slave·node·resets·its·<a·href="io.html#t:user/0"><code·class="inline">io:user/0</code></a>·process·so·that·all·terminal·I/O·that·is |
| 515 | produced·at·the·slave·is·automatically·relayed·to·the·master.·Also,·the·file | 515 | produced·at·the·slave·is·automatically·relayed·to·the·master.·Also,·the·file |
| 516 | server·is·relayed·to·the·master.</p><p>Argument·<code·class="inline">Args</code>·is·used·to·set·<code·class="inline">erl</code>·command-line·arguments.·It·is | 516 | server·is·relayed·to·the·master.</p><p>Argument·<code·class="inline">Args</code>·is·used·to·set·<code·class="inline">erl</code>·command-line·arguments.·It·is |
| 517 | passed·to·the·new·node·and·can·be·used·for·a·variety·of·purposes;·see | 517 | passed·to·the·new·node·and·can·be·used·for·a·variety·of·purposes;·see |
| 518 | <a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html"><code·class="inline">erl(1)</code></a>.</p><p>As·an·example,·suppose·that·you·want·to·start·a·slave·node·at·host·<code·class="inline">H</code>·with·node | 518 | <a·href="../../../../erts-15.2.3/doc/html/erl_cmd.html"><code·class="inline">erl(1)</code></a>.</p><p>As·an·example,·suppose·that·you·want·to·start·a·slave·node·at·host·<code·class="inline">H</code>·with·node |
| 519 | name·<code·class="inline">Name@H</code>·and·want·the·slave·node·to·have·the·following·properties:</p><ul><li>Directory·<code·class="inline">Dir</code>·is·to·be·added·to·the·code·path.</li><li>The·Mnesia·directory·is·to·be·set·to·<code·class="inline">M</code>.</li><li>The·Unix·<code·class="inline">DISPLAY</code>·environment·variable·is·to·be·set·to·the·display·of·the | 519 | name·<code·class="inline">Name@H</code>·and·want·the·slave·node·to·have·the·following·properties:</p><ul><li>Directory·<code·class="inline">Dir</code>·is·to·be·added·to·the·code·path.</li><li>The·Mnesia·directory·is·to·be·set·to·<code·class="inline">M</code>.</li><li>The·Unix·<code·class="inline">DISPLAY</code>·environment·variable·is·to·be·set·to·the·display·of·the |
| 520 | master·node.</li></ul><p>The·following·code·is·executed·to·achieve·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"·-env·DISPLAY·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">localhost</span><span·class="p"·data-group-id=" | 520 | master·node.</li></ul><p>The·following·code·is·executed·to·achieve·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"·-env·DISPLAY·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nc">net_adm</span><span·class="p">:</span><span·class="nf">localhost</span><span·class="p"·data-group-id="6808902165-1">(</span><span·class="p"·data-group-id="6808902165-1">)</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">":0·"</span><span·class="p">,</span><span·class="w"> |
| 521 | </span><span·class="n">Arg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"-mnesia_dir·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"·-pa·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">E</span><span·class="p">,</span><span·class="w"> | 521 | </span><span·class="n">Arg</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"-mnesia_dir·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">M</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="s">"·-pa·"</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">Dir</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="n">E</span><span·class="p">,</span><span·class="w"> |
| 522 | </span><span·class="nc">slave</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 522 | </span><span·class="nc">slave</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6808902165-2">(</span><span·class="n">H</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Arg</span><span·class="p"·data-group-id="6808902165-2">)</span><span·class="p">.</span></code></pre><p>The·function·returns·<code·class="inline">{ok,·Node}</code>,·where·<code·class="inline">Node</code>·is·the·name·of·the·new·node, |
| 523 | otherwise·<code·class="inline">{error,·Reason}</code>,·where·<code·class="inline">Reason</code>·can·be·one·of:</p><ul><li><p><strong><code·class="inline">timeout</code></strong>·-·The·master·node·failed·to·get·in·contact·with·the·slave·node. | 523 | otherwise·<code·class="inline">{error,·Reason}</code>,·where·<code·class="inline">Reason</code>·can·be·one·of:</p><ul><li><p><strong><code·class="inline">timeout</code></strong>·-·The·master·node·failed·to·get·in·contact·with·the·slave·node. |
| 524 | This·can·occur·in·a·number·of·circumstances:</p><ul><li>Erlang/OTP·is·not·installed·on·the·remote·host.</li><li>The·file·system·on·the·other·host·has·a·different·structure·to·the·the | 524 | This·can·occur·in·a·number·of·circumstances:</p><ul><li>Erlang/OTP·is·not·installed·on·the·remote·host.</li><li>The·file·system·on·the·other·host·has·a·different·structure·to·the·the |
| 525 | master.</li><li>The·Erlang·nodes·have·different·cookies.</li></ul></li><li><p><strong><code·class="inline">no_rsh</code></strong>·-·No·remote·shell·program·was·found·on·the·computer.·Note·that | 525 | master.</li><li>The·Erlang·nodes·have·different·cookies.</li></ul></li><li><p><strong><code·class="inline">no_rsh</code></strong>·-·No·remote·shell·program·was·found·on·the·computer.·Note·that |
| 526 | <code·class="inline">ssh</code>·is·used·by·default,·but·this·can·be·overridden·with·the·<code·class="inline">-rsh</code>·flag.</p></li><li><p><strong><code·class="inline">{already_running,·Node}</code></strong>·-·A·node·with·name·<code·class="inline">Name@Host</code>·already·exists.</p></li></ul> | 526 | <code·class="inline">ssh</code>·is·used·by·default,·but·this·can·be·overridden·with·the·<code·class="inline">-rsh</code>·flag.</p></li><li><p><strong><code·class="inline">{already_running,·Node}</code></strong>·-·A·node·with·name·<code·class="inline">Name@Host</code>·already·exists.</p></li></ul> |
| 527 | ··</section> | 527 | ··</section> |
| 528 | </section> | 528 | </section> |
| 529 | <section·class="detail"·id="start_link/1"> | 529 | <section·class="detail"·id="start_link/1"> |
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| 686 | ······<p·class="built-using"> | 686 | ······<p·class="built-using"> |
| 687 | ········Built·using | 687 | ········Built·using |
| 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 690 | ······</p> | 690 | ······</p> |
| 691 | <p>Copyright·©·1996-202 | 691 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 692 | ····</footer> | 692 | ····</footer> |
| 693 | ··</div> | 693 | ··</div> |
| 694 | </main> | 694 | </main> |
| 695 | </div> | 695 | </div> |
| 696 | <script> | 696 | <script> |
| 697 | ··function·mermaidLoaded()·{ | 697 | ··function·mermaidLoaded()·{ |
| 698 | ····mermaid.initialize({ | 698 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:21:28,·uncompressed·size·20,·method=store |
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| 157 | string·and·returns·a·formatted·expressions·as·a·string.·See | 157 | string·and·returns·a·formatted·expressions·as·a·string.·See |
| 158 | <a·href="shell.html#format_shell_func/1"><code·class="inline">shell:format_shell_func/1</code></a>·for·how·to·set·it·from·inside·the·shell.</p><p>If·instead·a·string·is·provided,·it·will·be·used·as·a·shell·command.·Your | 158 | <a·href="shell.html#format_shell_func/1"><code·class="inline">shell:format_shell_func/1</code></a>·for·how·to·set·it·from·inside·the·shell.</p><p>If·instead·a·string·is·provided,·it·will·be·used·as·a·shell·command.·Your |
| 159 | command·must·include·<code·class="inline">${file}</code>·somewhere·in·the·string,·for·the·shell·to·know | 159 | command·must·include·<code·class="inline">${file}</code>·somewhere·in·the·string,·for·the·shell·to·know |
| 160 | where·the·file·goes·in·the·command.</p><pre><code·class="text">-stdlib·format_shell_func·"\"emacs·-batch·\${file}·-l·~/erlang-format/emacs-format-file·-f·emacs-format-function\""</code></pre><pre><code·class="text">-stdlib·format_shell_func·"{shell,·erl_pp_format_func}"</code></pre></li><li><p><strong><code·class="inline"·id="shell_prompt_func">shell_prompt_func·=·{Mod,·Func}·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·Erlang·shell·prompt·function.</p></li><li><p><strong><code·class="inline"·id="shell_multiline_prompt">shell_multiline_prompt·=·{Mod,·Func}·|·string()·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·multiline·shell·prompt·function.·The·multiline | 160 | where·the·file·goes·in·the·command.</p><pre><code·class="text">-stdlib·format_shell_func·"\"emacs·-batch·\${file}·-l·~/erlang-format/emacs-format-file·-f·emacs-format-function\""</code></pre><pre><code·class="text">-stdlib·format_shell_func·"{shell,·erl_pp_format_func}"</code></pre></li><li><p><strong><code·class="inline"·id="shell_prompt_func">shell_prompt_func·=·{Mod,·Func}·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·Erlang·shell·prompt·function.</p></li><li><p><strong><code·class="inline"·id="shell_multiline_prompt">shell_multiline_prompt·=·{Mod,·Func}·|·string()·|·default</code></strong>·-·where</p><ul><li><code·class="inline">Mod·=·atom()</code></li><li><code·class="inline">Func·=·atom()</code></li></ul><p>Can·be·used·to·set·a·customized·multiline·shell·prompt·function.·The·multiline |
| 161 | prompt·function·takes·the·main·prompt·as·its·only·parameter.</p></li><li><p><strong><code·class="inline"·id="shell_saved_results">shell_saved_results·=·integer()·>=·0</code></strong>·-·Can·be | 161 | prompt·function·takes·the·main·prompt·as·its·only·parameter.</p></li><li><p><strong><code·class="inline"·id="shell_saved_results">shell_saved_results·=·integer()·>=·0</code></strong>·-·Can·be |
| 162 | used·to·determine·how·many·results·are·saved·by·the·Erlang·shell.</p></li><li><p><strong><code·class="inline"·id="shell_session_slogan">shell_session_slogan·=·string()·|·fun()·->·string())</code></strong>·-·The·slogan·printed·when·starting·an·Erlang·shell. | 162 | used·to·determine·how·many·results·are·saved·by·the·Erlang·shell.</p></li><li><p><strong><code·class="inline"·id="shell_session_slogan">shell_session_slogan·=·string()·|·fun()·->·string())</code></strong>·-·The·slogan·printed·when·starting·an·Erlang·shell. |
| 163 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_session_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> | 163 | Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_session_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> |
| 164 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id=" | 164 | </span><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">26</span><span·class="w">·</span><span·class="p"·data-group-id="6971216925-1">[</span><span·class="n">DEVELOPMENT</span><span·class="p"·data-group-id="6971216925-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="6971216925-2">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">1[·...·truncated·by·diffoscope;·len:·1496,·SHA:·0c994a896a7a71aec292c36a086b5feb0e772048bf5a4427a89dcfa24c4bafba·...·]-8">]</span><span·class="w"> |
| 165 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> | 165 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> |
| 166 | </span><span·class="mi">1</span><span·class="o">></span></code></pre></li><li><p><strong><code·class="inline"·id="shell_slogan">shell_slogan·=·string()·|·fun(()·->·string())</code></strong>·-·The | 166 | </span><span·class="mi">1</span><span·class="o">></span></code></pre></li><li><p><strong><code·class="inline"·id="shell_slogan">shell_slogan·=·string()·|·fun(()·->·string())</code></strong>·-·The |
| 167 | slogan·printed·when·starting·the·Erlang·shell·subsystem.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> | 167 | slogan·printed·when·starting·the·Erlang·shell·subsystem.·Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">-</span><span·class="ss">stdlib</span><span·class="w">·</span><span·class="ss">shell_slogan</span><span·class="w">·</span><span·class="ss">'"Test·slogan"'</span><span·class="w"> |
| 168 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> | 168 | </span><span·class="n">Test</span><span·class="w">·</span><span·class="ss">slogan</span><span·class="w"> |
| 169 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V13</span><span·class="p">.</span><span·class="mf">0.2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 169 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V13</span><span·class="p">.</span><span·class="mf">0.2</span><span·class="w">··</span><span·class="p"·data-group-id="0342131742-1">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="0342131742-1">)</span><span·class="w"> |
| 170 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><p>The·default·is·the·return·value·of | 170 | </span><span·class="mi">1</span><span·class="o">></span></code></pre><p>The·default·is·the·return·value·of |
| 171 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#system_info_system_version"><code·class="inline">erlang:system_info(system_version)</code></a>.</p></li><li><p><strong><code·class="inline"·id="shell_strings">shell_strings·=·boolean()</code></strong>·-·Can·be·used·to·determine | 171 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#system_info_system_version"><code·class="inline">erlang:system_info(system_version)</code></a>.</p></li><li><p><strong><code·class="inline"·id="shell_strings">shell_strings·=·boolean()</code></strong>·-·Can·be·used·to·determine |
| 172 | how·the·Erlang·shell·outputs·lists·of·integers.</p></li></ul><h2·id="see-also"·class="section-heading"> | 172 | how·the·Erlang·shell·outputs·lists·of·integers.</p></li></ul><h2·id="see-also"·class="section-heading"> |
| 173 | ··<a·href="#see-also"·class="hover-link"> | 173 | ··<a·href="#see-also"·class="hover-link"> |
| 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 174 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 175 | ··</a> | 175 | ··</a> |
| 176 | ··<span·class="text">See·Also</span> | 176 | ··<span·class="text">See·Also</span> |
| Offset 223, 15 lines modified | Offset 223, 15 lines modified | ||
| 223 | ······<p·class="built-using"> | 223 | ······<p·class="built-using"> |
| 224 | ········Built·using | 224 | ········Built·using |
| 225 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 225 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 226 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 226 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 227 | ······</p> | 227 | ······</p> |
| 228 | <p>Copyright·©·1996-202 | 228 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 229 | ····</footer> | 229 | ····</footer> |
| 230 | ··</div> | 230 | ··</div> |
| 231 | </main> | 231 | </main> |
| 232 | </div> | 232 | </div> |
| 233 | <script> | 233 | <script> |
| 234 | ··function·mermaidLoaded()·{ | 234 | ··function·mermaidLoaded()·{ |
| 235 | ····mermaid.initialize({ | 235 | ····mermaid.initialize({ |
| Offset 145, 22 lines modified | Offset 145, 22 lines modified | ||
| 145 | <a·href="#replace/3"><code·class="inline">replace/3</code></a>,·<a·href="#split/2"><code·class="inline">split/2</code></a>,·<a·href="#split/3"><code·class="inline">split/3</code></a>·and·<a·href="#trim/3"><code·class="inline">trim/3</code></a>.</p><p>Splitting·and·appending·strings·is·to·be·done·on·grapheme·clusters·borders. | 145 | <a·href="#replace/3"><code·class="inline">replace/3</code></a>,·<a·href="#split/2"><code·class="inline">split/2</code></a>,·<a·href="#split/3"><code·class="inline">split/3</code></a>·and·<a·href="#trim/3"><code·class="inline">trim/3</code></a>.</p><p>Splitting·and·appending·strings·is·to·be·done·on·grapheme·clusters·borders. |
| 146 | There·is·no·verification·that·the·results·of·appending·strings·are·valid·or | 146 | There·is·no·verification·that·the·results·of·appending·strings·are·valid·or |
| 147 | normalized.</p><p>Most·of·the·functions·expect·all·input·to·be·normalized·to·one·form,·see·for | 147 | normalized.</p><p>Most·of·the·functions·expect·all·input·to·be·normalized·to·one·form,·see·for |
| 148 | example·<a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">unicode:characters_to_nfc_list/1</code></a>.</p><p>Language·or·locale·specific·handling·of·input·is·not·considered·in·any·function.</p><p>The·functions·can·crash·for·non-valid·input·strings.·For·example,·the·functions | 148 | example·<a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">unicode:characters_to_nfc_list/1</code></a>.</p><p>Language·or·locale·specific·handling·of·input·is·not·considered·in·any·function.</p><p>The·functions·can·crash·for·non-valid·input·strings.·For·example,·the·functions |
| 149 | expect·UTF-8·binaries·but·not·all·functions·verify·that·all·binaries·are·encoded | 149 | expect·UTF-8·binaries·but·not·all·functions·verify·that·all·binaries·are·encoded |
| 150 | correctly.</p><p>Unless·otherwise·specified·the·return·value·type·is·the·same·as·the·input·type. | 150 | correctly.</p><p>Unless·otherwise·specified·the·return·value·type·is·the·same·as·the·input·type. |
| 151 | That·is,·binary·input·returns·binary·output,·list·input·returns·a·list·output, | 151 | That·is,·binary·input·returns·binary·output,·list·input·returns·a·list·output, |
| 152 | and·mixed·input·can·return·a·mixed·output.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id=" | 152 | and·mixed·input·can·return·a·mixed·output.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id="8794881346-1">(</span><span·class="s">"··sarah··"</span><span·class="p"·data-group-id="8794881346-1">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="s">"sarah"</span><span·class="gp·unselectable"> | 153 | </span><span·class="s">"sarah"</span><span·class="gp·unselectable"> |
| 154 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id=" | 154 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">trim</span><span·class="p"·data-group-id="8794881346-2">(</span><span·class="p"·data-group-id="8794881346-3"><<</span><span·class="s">"··sarah··"</span><span·class="p"·data-group-id="8794881346-3">>></span><span·class="p"·data-group-id="8794881346-2">)</span><span·class="p">.</span><span·class="w"> |
| 155 | </span><span·class="p"·data-group-id=" | 155 | </span><span·class="p"·data-group-id="8794881346-4"><<</span><span·class="s">"sarah"</span><span·class="p"·data-group-id="8794881346-4">>></span><span·class="gp·unselectable"> |
| 156 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id=" | 156 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id="8794881346-5">(</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"·"</span><span·class="p"·data-group-id="8794881346-5">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="8794881346-6">[</span><span·class="s">"foo"</span><span·class="p">,</span><span·class="s">"bar"</span><span·class="p"·data-group-id="8794881346-6">]</span><span·class="gp·unselectable"> |
| 158 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id="4038712256-7">(</span><span·class="p"·data-group-id="4038712256-8"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="4038712256-8">>></span><span·class="p">,</span><span·class="w">·</span><span·class="s">"·"</span><span·class="p"·data-group-id="4038712256-7">)</span><span·class="p">.</span><span·class="w"> | ||
| 159 | </span><span·class=" | 158 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">lexemes</span><span·class="p"·data-group-id="8794881346-7">(</span><span·class="p"·data-group-id="8794881346-8"><<</span><span·class="s">"foo·bar"</span><sp[·...·truncated·by·diffoscope;·len:·233,·SHA:·37af76ff402917524b011c1f3f8ad116b88dc97db2105a08e17f4d4ec37d0e4e·...·]> |
| 159 | </span><span·class="p"·data-group-id="8794881346-9">[</span><span·class="p"·data-group-id="8794881346-10"><<</span><span·class="s">"foo"</span><span·class="p"·data-group-id="8794881346-10">>></span><span·class="p">,</span><span·class="p"·data-group-id="8794881346-11"><<</span><span·class="s">"bar"</span><span·class="p"·data-group-id="8794881346-11">>></span><span·class="p"·data-group-id="8794881346-9">]</span></code></pre><p>This·module·has·been·reworked·in·Erlang/OTP·20·to·handle·<a·href="unicode.html#t:chardata/0"><code·class="inline">unicode:chardata/0</code></a> | ||
| 160 | and·operate·on·grapheme·clusters.·The | 160 | and·operate·on·grapheme·clusters.·The |
| 161 | <a·href="string.html#obsolete-api-functions"><code·class="inline">old·functions</code></a>·that·only·work·on·Latin-1 | 161 | <a·href="string.html#obsolete-api-functions"><code·class="inline">old·functions</code></a>·that·only·work·on·Latin-1 |
| 162 | lists·as·input·are·still·available·but·should·not·be·used,·they·will·be | 162 | lists·as·input·are·still·available·but·should·not·be·used,·they·will·be |
| 163 | deprecated·in·a·future·release.</p><h2·id="module-notes"·class="section-heading"> | 163 | deprecated·in·a·future·release.</p><h2·id="module-notes"·class="section-heading"> |
| 164 | ··<a·href="#module-notes"·class="hover-link"> | 164 | ··<a·href="#module-notes"·class="hover-link"> |
| 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 166 | ··</a> | 166 | ··</a> |
| Offset 1062, 15 lines modified | Offset 1062, 15 lines modified | ||
| 1062 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·casefold(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> | 1062 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·casefold(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> |
| 1063 | ······</div> | 1063 | ······</div> |
| 1064 | <p>Converts·<code·class="inline">String</code>·to·a·case-agnostic·comparable·string.·Function | 1064 | <p>Converts·<code·class="inline">String</code>·to·a·case-agnostic·comparable·string.·Function |
| 1065 | <a·href="#casefold/1"><code·class="inline">casefold/1</code></a>·is·preferred·over·<a·href="#lowercase/1"><code·class="inline">lowercase/1</code></a> | 1065 | <a·href="#casefold/1"><code·class="inline">casefold/1</code></a>·is·preferred·over·<a·href="#lowercase/1"><code·class="inline">lowercase/1</code></a> |
| 1066 | when·two·strings·are·to·be·compared·for·equality.·See·also·<a·href="#equal/4"><code·class="inline">equal/4</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">casefold</span><span·class="p"·data-group-id=" | 1066 | when·two·strings·are·to·be·compared·for·equality.·See·also·<a·href="#equal/4"><code·class="inline">equal/4</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">casefold</span><span·class="p"·data-group-id="1702992281-1">(</span><span·class="s">"Ω·and·ẞ·SHARP·S"</span><span·class="p"·data-group-id="1702992281-1">)</span><span·class="p">.</span><span·class="w"> |
| 1067 | </span><span·class="s">"ω·and·ss·sharp·s"</span></code></pre> | 1067 | </span><span·class="s">"ω·and·ss·sharp·s"</span></code></pre> |
| 1068 | ··</section> | 1068 | ··</section> |
| 1069 | </section> | 1069 | </section> |
| 1070 | <section·class="detail"·id="chomp/1"> | 1070 | <section·class="detail"·id="chomp/1"> |
| 1071 | ··<div·class="detail-header"> | 1071 | ··<div·class="detail-header"> |
| 1072 | ····<a·href="#chomp/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1072 | ····<a·href="#chomp/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1092, 17 lines modified | Offset 1092, 17 lines modified | ||
| 1092 | ······<div·class="specs"> | 1092 | ······<div·class="specs"> |
| 1093 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·chomp(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> | 1093 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·chomp(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>().</pre> |
| 1094 | ······</div> | 1094 | ······</div> |
| 1095 | <p>Returns·a·string·where·any·trailing·<code·class="inline">\n</code>·or·<code·class="inline">\r\n</code>·have·been·removed·from | 1095 | <p>Returns·a·string·where·any·trailing·<code·class="inline">\n</code>·or·<code·class="inline">\r\n</code>·have·been·removed·from |
| 1096 | <code·class="inline">String</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">182>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id=" | 1096 | <code·class="inline">String</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">182>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id="6273375683-1">(</span><span·class="p"·data-group-id="6273375683-2"><<</span><span·class="s">"\nHello\n\n"</span><span·class="p"·data-group-id="6273375683-2">>></span><span·class="p"·data-group-id="6273375683-1">)</span><span·class="p">.</span><span·class="w"> |
| 1097 | </span><span·class="p"·data-group-id=" | 1097 | </span><span·class="p"·data-group-id="6273375683-3"><<</span><span·class="s">"\nHello"</span><span·class="p"·data-group-id="6273375683-3">>></span><span·class="gp·unselectable"> |
| 1098 | 183>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id=" | 1098 | 183>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">chomp</span><span·class="p"·data-group-id="6273375683-4">(</span><span·class="s">"\nHello\r\r\n"</span><span·class="p"·data-group-id="6273375683-4">)</span><span·class="p">.</span><span·class="w"> |
| 1099 | </span><span·class="s">"\nHello\r"</span></code></pre> | 1099 | </span><span·class="s">"\nHello\r"</span></code></pre> |
| 1100 | ··</section> | 1100 | ··</section> |
| 1101 | </section> | 1101 | </section> |
| 1102 | <section·class="detail"·id="equal/2"> | 1102 | <section·class="detail"·id="equal/2"> |
| 1103 | ··<div·class="detail-header"> | 1103 | ··<div·class="detail-header"> |
| 1104 | ····<a·href="#equal/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1104 | ····<a·href="#equal/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1189, 19 lines modified | Offset 1189, 19 lines modified | ||
| 1189 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">A</code>·and·<code·class="inline">B</code>·are·equal,·otherwise·<code·class="inline">false</code>.</p><p>If·<code·class="inline">IgnoreCase</code>·is·<code·class="inline">true</code>·the·function·does·<a·href="#casefold/1"><code·class="inline">casefold</code>ing</a>·on·the | 1189 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">A</code>·and·<code·class="inline">B</code>·are·equal,·otherwise·<code·class="inline">false</code>.</p><p>If·<code·class="inline">IgnoreCase</code>·is·<code·class="inline">true</code>·the·function·does·<a·href="#casefold/1"><code·class="inline">casefold</code>ing</a>·on·the |
| 1190 | fly·before·the·equality·test.</p><p>If·<code·class="inline">Norm</code>·is·not·<code·class="inline">none</code>·the·function·applies·normalization·on·the·fly·before·the | 1190 | fly·before·the·equality·test.</p><p>If·<code·class="inline">Norm</code>·is·not·<code·class="inline">none</code>·the·function·applies·normalization·on·the·fly·before·the |
| 1191 | equality·test.·There·are·four·available·normalization·forms: | 1191 | equality·test.·There·are·four·available·normalization·forms: |
| 1192 | <a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">nfc</code></a>, | 1192 | <a·href="unicode.html#characters_to_nfc_list/1"><code·class="inline">nfc</code></a>, |
| 1193 | <a·href="unicode.html#characters_to_nfd_list/1"><code·class="inline">nfd</code></a>, | 1193 | <a·href="unicode.html#characters_to_nfd_list/1"><code·class="inline">nfd</code></a>, |
| 1194 | <a·href="unicode.html#characters_to_nfkc_list/1"><code·class="inline">nfkc</code></a>,·and | 1194 | <a·href="unicode.html#characters_to_nfkc_list/1"><code·class="inline">nfkc</code></a>,·and |
| 1195 | <a·href="unicode.html#characters_to_nfkd_list/1"><code·class="inline">nfkd</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id=" | 1195 | <a·href="unicode.html#characters_to_nfkd_list/1"><code·class="inline">nfkd</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id="8813384752-1">(</span><span·class="s">"åäö"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8813384752-2"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</spa[·...·truncated·by·diffoscope;·len:·103,·SHA:·c0cc24cdda0b248ce07cbb8782b8f5d9e111345a5bf383a0be90715cc6e0fce3·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1196 | </span><span·class="ss">true</span><span·class="gp·unselectable"> | 1196 | </span><span·class="ss">true</span><span·class="gp·unselectable"> |
| 1197 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id=" | 1197 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id="8813384752-3">(</span><span·class="s">"åäö"</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id="8813384752-4">[·...·truncated·by·diffoscope;·len:·140,·SHA:·9caecd93a2a3ffa194bfdec3a37a51f931547f1a5de3f5f01f096a2406f5abad·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 1198 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 1198 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 1199 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id=" | 1199 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">equal</span><span·class="p"·data-group-id="8813384752-5">(</span><span·class="s">"åäö"</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id="8813384752-6">[·...·truncated·by·diffoscope;·len:·291,·SHA:·f5fca80d4347406f42225591a1999b4a2edf07e94e9df3ed8359a5d4f692a670·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 1200 | </span><span·class="ss">true</span></code></pre> | 1200 | </span><span·class="ss">true</span></code></pre> |
| 1201 | ··</section> | 1201 | ··</section> |
| 1202 | </section> | 1202 | </section> |
| 1203 | <section·class="detail"·id="find/2"> | 1203 | <section·class="detail"·id="find/2"> |
| 1204 | ··<div·class="detail-header"> | 1204 | ··<div·class="detail-header"> |
| 1205 | ····<a·href="#find/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1205 | ····<a·href="#find/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1255, 21 lines modified | Offset 1255, 21 lines modified | ||
| 1255 | ··············when·String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·SearchPattern·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·Dir·::·<a·href="#t:direction/0">direction</a>().</pre> | 1255 | ··············when·String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·SearchPattern·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·Dir·::·<a·href="#t:direction/0">direction</a>().</pre> |
| 1256 | ······</div> | 1256 | ······</div> |
| 1257 | <p>Removes·anything·before·<code·class="inline">SearchPattern</code>·in·<code·class="inline">String</code>·and·returns·the·remainder·of | 1257 | <p>Removes·anything·before·<code·class="inline">SearchPattern</code>·in·<code·class="inline">String</code>·and·returns·the·remainder·of |
| 1258 | the·string·or·<code·class="inline">nomatch</code>·if·<code·class="inline">SearchPattern</code>·is·not·found.·<code·class="inline">Dir</code>,·which·can·be | 1258 | the·string·or·<code·class="inline">nomatch</code>·if·<code·class="inline">SearchPattern</code>·is·not·found.·<code·class="inline">Dir</code>,·which·can·be |
| 1259 | <code·class="inline">leading</code>·or·<code·class="inline">trailing</code>,·indicates·from·which·direction·characters·are·to·be | 1259 | <code·class="inline">leading</code>·or·<code·class="inline">trailing</code>,·indicates·from·which·direction·characters·are·to·be |
| 1260 | searched.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1260 | searched.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="0634994311-1">(</span><span·class="s">"ab..cd..ef"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"."</span><span·class="p"·data-group-id="0634994311-1">)</span><span·class="p">.</span><span·class="w"> |
| 1261 | </span><span·class="s">"..cd..ef"</span><span·class="gp·unselectable"> | 1261 | </span><span·class="s">"..cd..ef"</span><span·class="gp·unselectable"> |
| 1262 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1262 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="0634994311-2">(</span><span·class="p"·data-group-id="0634994311-3"><<</span><span·class="s">"ab..cd..ef"</span><span·class="p"·data-group-id="0634994311-3">>></span><span·class="p">,</span><span·class="w">·</span><span·class="s">"[·...·truncated·by·diffoscope;·len:·136,·SHA:·bc427d4ecbc7de90833da29f144c45fe46742cbe2a96f3411c41fe5589c1599d·...·]1-2">)</span><span·class="p">.</span><span·class="w"> |
| 1263 | </span><span·class="p"·data-group-id=" | 1263 | </span><span·class="p"·data-group-id="0634994311-4"><<</span><span·class="s">"..ef"</span><span·class="p"·data-group-id="0634994311-4">>></span><span·class="gp·unselectable"> |
| 1264 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1264 | 3>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="0634994311-5">(</span><span·class="p"·data-group-id="0634994311-6"><<</span><span·class="s">"ab..cd..ef"</span><span·class="p"·data-group-id="0634994311-6">>></span><span·class="p">,</span><span·class="w">·</span><span·class="s">"[·...·truncated·by·diffoscope;·len:·134,·SHA:·ac27bce1fc47d69ce8e7605329f53a2be959814307a09bfff6c39f8466aaf792·...·]1-5">)</span><span·class="p">.</span><span·class="w"> |
| 1265 | </span><span·class="ss">nomatch</span><span·class="gp·unselectable"> | 1265 | </span><span·class="ss">nomatch</span><span·class="gp·unselectable"> |
| 1266 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id=" | 1266 | 4>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">find</span><span·class="p"·data-group-id="0634994311-7">(</span><span·class="s">"ab..cd..ef"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"x"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">trailing</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·15,·SHA:·e358eae79cef49c66118e5479e87632ede94b4e956e360052ce09ab09b2932b9·...·]1-7">)</span><span·class="p">.</span><span·class="w"> |
| 1267 | </span><span·class="ss">nomatch</span></code></pre> | 1267 | </span><span·class="ss">nomatch</span></code></pre> |
| 1268 | ··</section> | 1268 | ··</section> |
| 1269 | </section> | 1269 | </section> |
| 1270 | <section·class="detail"·id="is_empty/1"> | 1270 | <section·class="detail"·id="is_empty/1"> |
| 1271 | ··<div·class="detail-header"> | 1271 | ··<div·class="detail-header"> |
| 1272 | ····<a·href="#is_empty/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1272 | ····<a·href="#is_empty/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1290, 17 lines modified | Offset 1290, 17 lines modified | ||
| 1290 | ······<div·class="specs"> | 1290 | ······<div·class="specs"> |
| 1291 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_empty(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> | 1291 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·is_empty(String·::·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>())·->·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:boolean/0">boolean</a>().</pre> |
| 1292 | ······</div> | 1292 | ······</div> |
| 1293 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">String</code>·is·the·empty·string,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id="000 | 1293 | <p>Returns·<code·class="inline">true</code>·if·<code·class="inline">String</code>·is·the·empty·string,·otherwise·<code·class="inline">false</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id="0900424519-1">(</span><span·class="s">"foo"</span><span·class="p"·data-group-id="0900424519-1">)</span><span·class="p">.</span><span·class="w"> |
| 1294 | </span><span·class="ss">false</span><span·class="gp·unselectable"> | 1294 | </span><span·class="ss">false</span><span·class="gp·unselectable"> |
| 1295 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id="000 | 1295 | 2>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">is_empty</span><span·class="p"·data-group-id="0900424519-2">(</span><span·class="p"·data-group-id="0900424519-3">[</span><span·class="s">""</span><span·class="p">,</span><span·class="p"·data-group-id="0900424519-4"><<</span><span·class="p"·data-group-id="0900424519-4">>></span><sp[·...·truncated·by·diffoscope;·len:·91,·SHA:·c1cb3090a9881aec539c56c39d540f75f45f21f41a60276338e3e4179ccc0791·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 1296 | </span><span·class="ss">true</span></code></pre> | 1296 | </span><span·class="ss">true</span></code></pre> |
| 1297 | ··</section> | 1297 | ··</section> |
| 1298 | </section> | 1298 | </section> |
| 1299 | <section·class="detail"·id="jaro_similarity/2"> | 1299 | <section·class="detail"·id="jaro_similarity/2"> |
| 1300 | ··<div·class="detail-header"> | 1300 | ··<div·class="detail-header"> |
| 1301 | ····<a·href="#jaro_similarity/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1301 | ····<a·href="#jaro_similarity/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1328, 21 lines modified | Offset 1328, 21 lines modified | ||
| 1328 | ·····························Similarity·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:float/0">float</a>().</pre> | 1328 | ·····························Similarity·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:float/0">float</a>().</pre> |
| 1329 | ······</div> | 1329 | ······</div> |
| 1330 | <p>Returns·a·float·between·<code·class="inline">+0.0</code>·and·<code·class="inline">1.0</code>·representing·the | 1330 | <p>Returns·a·float·between·<code·class="inline">+0.0</code>·and·<code·class="inline">1.0</code>·representing·the |
| 1331 | <a·href="https://en.wikipedia.org/wiki/Jaro%E2%80%93Winkler_distance">Jaro·similarity</a> | 1331 | <a·href="https://en.wikipedia.org/wiki/Jaro%E2%80%93Winkler_distance">Jaro·similarity</a> |
| 1332 | between·the·given·strings.·Strings·with·a·higher·similarity·will·score·closer | 1332 | between·the·given·strings.·Strings·with·a·higher·similarity·will·score·closer |
| 1333 | to·<code·class="inline">1.0</code>,·with·<code·class="inline">+0.0</code>·meaning·no·similarity·and·<code·class="inline">1.0</code>·meaning·an·exact·match.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">jaro_similarity</span><span·class="p"·data-group-id="1 | 1333 | to·<code·class="inline">1.0</code>,·with·<code·class="inline">+0.0</code>·meaning·no·similarity·and·<code·class="inline">1.0</code>·meaning·an·exact·match.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">string</span><span·class="p">:</span><span·class="nf">jaro_similarity</span><span·class="p"·data-group-id="1636479402-1">(</span><span·class="s">"ditto"</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"ditto"</span><span·class="p"·data-group-id="1636479402-1">)</span><span·class="p">.</span><span·class="w"> |
| 1334 | </span><span·class="mf">1.0</span><span·class="gp·unselectable"> | 1334 | </span><span·class="mf">1.0</span><span·class="gp·unselectable"> |
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| Offset 154, 18 lines modified | Offset 154, 18 lines modified | ||
| 154 | left.</p><p><a·href=""·id="sup_flags"></a></p><h3·id="module-supervisor-flags"·class="section-heading"> | 154 | left.</p><p><a·href=""·id="sup_flags"></a></p><h3·id="module-supervisor-flags"·class="section-heading"> |
| 155 | ··<a·href="#module-supervisor-flags"·class="hover-link"> | 155 | ··<a·href="#module-supervisor-flags"·class="hover-link"> |
| 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 156 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 157 | ··</a> | 157 | ··</a> |
| 158 | ··<span·class="text">Supervisor·flags</span> | 158 | ··<span·class="text">Supervisor·flags</span> |
| 159 | </h3> | 159 | </h3> |
| 160 | <p>The·supervisor·properties·are·defined·by·the·supervisor·flags.·The·type | 160 | <p>The·supervisor·properties·are·defined·by·the·supervisor·flags.·The·type |
| 161 | definition·for·the·supervisor·flags·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="4607997551-1">(</span><span·class="p"·data-group-id="4607997551-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4607997551-2">#{</span><span·class="ss">strategy</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">strategy</span><span·class="p"·data-group-id="4607997551-3">(</span><span·class="p"·data-group-id="4607997551-3">)</span><span·class="p">,</span><span·class="w">···········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 162 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="4607997551-4">(</span><span·class="p"·data-group-id="4607997551-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 163 | ················</span><span·class="ss">period</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="4607997551-5">(</span><span·class="p"·data-group-id="4607997551-5">)</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 164 | 161 | definition·for·the·supervisor·flags·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">sup_flags</span><span·class="p"·data-group-id="2710879065-1">(</span><span·class="p"·data-group-id="2710879065-1">)</span><span·class="w"[·...·truncated·by·diffoscope;·len:·465,·SHA:·92d10c2a8914bacc9ce91d10147fe24991e246c2ada0ee42736f5c06c8ca4045·...·] | |
| 162 | ················</span><span·class="ss">intensity</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">non_neg_integer</span><span·class="p"·data-group-id="2710879065-4">(</span><span·class="p"·data-group-id="2710879065-4">)</span><span·class="p">,</span><span·class="w">···</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 163 | ················</span><span·class="ss">period</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">pos_integer</span><span·class="p"·data-group-id="2710879065-5">(</span><span·class="p"·data-group-id="2710879065-5">)</span><span·class="p">,</span><span·class="w">··········</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 164 | ················</span><span·class="ss">auto_shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">auto_shutdown</span><span·class="p"·data-group-id="2710879065-6">(</span><span·class="p"·data-group-id="2710879065-6">)</span><span·class="p"·data-group-id="2710879065-2">}</span><span·class="w">·</span><span·class="c1">%·optional</span></code></pre><h4>Restart·Strategies</h4><p>A·supervisor·can·have·one·of·the·following·<em>restart·strategies</em>·specified·with | ||
| 165 | the·<code·class="inline">strategy</code>·key·in·the·above·map:</p><ul><li><p><code·class="inline">one_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·only | 165 | the·<code·class="inline">strategy</code>·key·in·the·above·map:</p><ul><li><p><code·class="inline">one_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·only |
| 166 | that·child·process·is·affected.·This·is·the·default·restart·strategy.</p></li><li><p><code·class="inline">one_for_all</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·all | 166 | that·child·process·is·affected.·This·is·the·default·restart·strategy.</p></li><li><p><code·class="inline">one_for_all</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·all |
| 167 | other·child·processes·are·terminated·and·then·all·child·processes·are | 167 | other·child·processes·are·terminated·and·then·all·child·processes·are |
| 168 | restarted.</p></li><li><p><code·class="inline">rest_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·the | 168 | restarted.</p></li><li><p><code·class="inline">rest_for_one</code>·-·If·one·child·process·terminates·and·is·to·be·restarted,·the |
| 169 | 'rest'·of·the·child·processes·(that·is,·the·child·processes·after·the | 169 | 'rest'·of·the·child·processes·(that·is,·the·child·processes·after·the |
| 170 | terminated·child·process·in·the·start·order)·are·terminated.·Then·the | 170 | terminated·child·process·in·the·start·order)·are·terminated.·Then·the |
| 171 | terminated·child·process·and·all·child·processes·after·it·are·restarted.</p></li><li><p><code·class="inline">simple_one_for_one</code>·-·A·simplified·<code·class="inline">one_for_one</code>·supervisor,·where·all·child | 171 | terminated·child·process·and·all·child·processes·after·it·are·restarted.</p></li><li><p><code·class="inline">simple_one_for_one</code>·-·A·simplified·<code·class="inline">one_for_one</code>·supervisor,·where·all·child |
| Offset 201, 21 lines modified | Offset 201, 21 lines modified | ||
| 201 | the·automatic·shutdowns·they·rely·on·will·not·happen.</p><p>It·is·up·to·implementors·to·take·proper·precautions·if·they·expect·that·their | 201 | the·automatic·shutdowns·they·rely·on·will·not·happen.</p><p>It·is·up·to·implementors·to·take·proper·precautions·if·they·expect·that·their |
| 202 | applications·may·be·compiled·with·older·OTP·versions.</p></section><p><a·href=""·id="child_spec"></a></p><h3·id="module-child-specification"·class="section-heading"> | 202 | applications·may·be·compiled·with·older·OTP·versions.</p></section><p><a·href=""·id="child_spec"></a></p><h3·id="module-child-specification"·class="section-heading"> |
| 203 | ··<a·href="#module-child-specification"·class="hover-link"> | 203 | ··<a·href="#module-child-specification"·class="hover-link"> |
| 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 204 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 205 | ··</a> | 205 | ··</a> |
| 206 | ··<span·class="text">Child·specification</span> | 206 | ··<span·class="text">Child·specification</span> |
| 207 | </h3> | 207 | </h3> |
| 208 | <p>The·type·definition·of·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id="4963831351-1">(</span><span·class="p"·data-group-id="4963831351-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4963831351-2">#{</span><span·class="ss">id</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">child_id</span><span·class="p"·data-group-id="4963831351-3">(</span><span·class="p"·data-group-id="4963831351-3">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·mandatory</span><span·class="w"> | ||
| 209 | 208 | <p>The·type·definition·of·a·child·specification·is·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">child_spec</span><span·class="p"·data-group-id="0654364563-1">(</span><span·class="p"·data-group-id="0654364563-1">)</span><s[·...·truncated·by·diffoscope;·len:·405,·SHA:·6be533b53c8d45ccc2dcca427a7e330e31c1a53258bc5bd509e714b7b25bb35b·...·]············</span><span·class="c1">%·mandatory</span><span·class="w"> | |
| 209 | ·················</span><span·class="ss">start</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">mfargs</span><span·class="p"·data-group-id="0654364563-4">(</span><span·class="p"·data-group-id="0654364563-4">)</span><span·class="p">,</span><span·class="w">············</span><span·class="c1">%·mandatory</span><span·class="w"> | ||
| 210 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id=" | 210 | ·················</span><span·class="ss">restart</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">restart</span><span·class="p"·data-group-id="0654364563-5">(</span><span·class="p"·data-group-id="0654364563-5">)</span><span·class="p">,</span><span·class="w">·········</span><span·class="c1">%·optional</span><span·class="w"> |
| 211 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id="4963831351-6">(</span><span·class="p"·data-group-id="4963831351-6">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 212 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="4963831351-7">(</span><span·class="p"·data-group-id="4963831351-7">)</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 213 | ·················</span><span·class="ss"> | 211 | ·················</span><span·class="ss">significant</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">significant</span><span·class="p"·data-group-id="0654364563-6">(</span><span·class="p"·data-group-id="0654364563-6">)</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·19,·SHA:·887e09d9f57385f2929afb80f23f02203796ca6431e1f51107d90a29beb84747·...·]·</span><span·class="c1">%·optional</span><span·class="w"> |
| 212 | ·················</span><span·class="ss">shutdown</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">shutdown</span><span·class="p"·data-group-id="0654364563-7">(</span><span·class="p"·data-group-id="0654364563-7">)</span><span·class="p">,</span><span·class="w">·······</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 213 | ·················</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">worker</span><span·class="p"·data-group-id="0654364563-8">(</span><span·class="p"·data-group-id="0654364563-8">)</span><span·class="p">,</span><span·class="w">·············</span><span·class="c1">%·optional</span><span·class="w"> | ||
| 214 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id=" | 214 | ·················</span><span·class="ss">modules</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="nf">modules</span><span·class="p"·data-group-id="0654364563-9">(</span><span·class="p"·data-group-id="0654364563-9">)</span><span·class="p"·data-group-id="0654364563-2">}</span><span·class="w">·········</span><span·class="c1">%·optional</span></code></pre><p>The·old·tuple·format·is·kept·for·backwards·compatibility,·see·<a·href="#t:child_spec/0"><code·class="inline">child_spec/0</code></a>, |
| 215 | but·the·map·is·preferred.</p><ul><li><p><code·class="inline">id</code>·is·used·to·identify·the·child·specification·internally·by·the·supervisor.</p><p>The·<code·class="inline">id</code>·key·is·mandatory.</p><p>Notice·that·this·identifier·on·occations·has·been·called·"name".·As·far·as | 215 | but·the·map·is·preferred.</p><ul><li><p><code·class="inline">id</code>·is·used·to·identify·the·child·specification·internally·by·the·supervisor.</p><p>The·<code·class="inline">id</code>·key·is·mandatory.</p><p>Notice·that·this·identifier·on·occations·has·been·called·"name".·As·far·as |
| 216 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·to·keep·backward | 216 | possible,·the·terms·"identifier"·or·"id"·are·now·used·but·to·keep·backward |
| 217 | compatibility,·some·occurences·of·"name"·can·still·be·found,·for·example·in | 217 | compatibility,·some·occurences·of·"name"·can·still·be·found,·for·example·in |
| 218 | error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·must·be | 218 | error·messages.</p></li><li><p><code·class="inline">start</code>·defines·the·function·call·used·to·start·the·child·process.·It·must·be |
| 219 | a·module-function-arguments·tuple·<code·class="inline">{M,F,A}</code>·used·as | 219 | a·module-function-arguments·tuple·<code·class="inline">{M,F,A}</code>·used·as |
| 220 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,F,A)</code></a>.</p><p>The·start·function·<em>must·create·and·link·to</em>·the·child·process,·and·must | 220 | <a·href="../../../../erts-15.2.3/doc/html/erlang.html#apply/3"><code·class="inline">apply(M,F,A)</code></a>.</p><p>The·start·function·<em>must·create·and·link·to</em>·the·child·process,·and·must |
| 221 | return·<code·class="inline">{ok,Child}</code>·or·<code·class="inline">{ok,Child,Info}</code>,·where·<code·class="inline">Child</code>·is·the·pid·of·the | 221 | return·<code·class="inline">{ok,Child}</code>·or·<code·class="inline">{ok,Child,Info}</code>,·where·<code·class="inline">Child</code>·is·the·pid·of·the |
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| 1738 | ······<p·class="built-using"> | 1738 | ······<p·class="built-using"> |
| 1739 | ········Built·using | 1739 | ········Built·using |
| 1740 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1740 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1741 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1741 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1742 | ······</p> | 1742 | ······</p> |
| 1743 | <p>Copyright·©·1996-202 | 1743 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1744 | ····</footer> | 1744 | ····</footer> |
| 1745 | ··</div> | 1745 | ··</div> |
| 1746 | </main> | 1746 | </main> |
| 1747 | </div> | 1747 | </div> |
| 1748 | <script> | 1748 | <script> |
| 1749 | ··function·mermaidLoaded()·{ | 1749 | ··function·mermaidLoaded()·{ |
| 1750 | ····mermaid.initialize({ | 1750 | ····mermaid.initialize({ |
| Offset 407, 15 lines modified | Offset 407, 15 lines modified | ||
| 407 | ······<p·class="built-using"> | 407 | ······<p·class="built-using"> |
| 408 | ········Built·using | 408 | ········Built·using |
| 409 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 409 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 410 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 410 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 411 | ······</p> | 411 | ······</p> |
| 412 | <p>Copyright·©·1996-202 | 412 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 413 | ····</footer> | 413 | ····</footer> |
| 414 | ··</div> | 414 | ··</div> |
| 415 | </main> | 415 | </main> |
| 416 | </div> | 416 | </div> |
| 417 | <script> | 417 | <script> |
| 418 | ··function·mermaidLoaded()·{ | 418 | ··function·mermaidLoaded()·{ |
| 419 | ····mermaid.initialize({ | 419 | ····mermaid.initialize({ |
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| 2229 | ······<p·class="built-using"> | 2229 | ······<p·class="built-using"> |
| 2230 | ········Built·using | 2230 | ········Built·using |
| 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2233 | ······</p> | 2233 | ······</p> |
| 2234 | <p>Copyright·©·1996-202 | 2234 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2235 | ····</footer> | 2235 | ····</footer> |
| 2236 | ··</div> | 2236 | ··</div> |
| 2237 | </main> | 2237 | </main> |
| 2238 | </div> | 2238 | </div> |
| 2239 | <script> | 2239 | <script> |
| 2240 | ··function·mermaidLoaded()·{ | 2240 | ··function·mermaidLoaded()·{ |
| 2241 | ····mermaid.initialize({ | 2241 | ····mermaid.initialize({ |
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| 142 | <a·href="../../../../erts-15.2.3/doc/html/time_correction.html"><em>Time·and·Time·Correction·in·Erlang</em></a> | 142 | <a·href="../../../../erts-15.2.3/doc/html/time_correction.html"><em>Time·and·Time·Correction·in·Erlang</em></a> |
| 143 | ERTS·User's·guide.</p><h2·id="module-examples"·class="section-heading"> | 143 | ERTS·User's·guide.</p><h2·id="module-examples"·class="section-heading"> |
| 144 | ··<a·href="#module-examples"·class="hover-link"> | 144 | ··<a·href="#module-examples"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">Examples</span> | 147 | ··<span·class="text">Examples</span> |
| 148 | </h2> | 148 | </h2> |
| 149 | <p><em>Example·1</em></p><p>The·following·example·shows·how·to·print·"Hello·World!"·in·5·seconds:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id=" | 149 | <p><em>Example·1</em></p><p>The·following·example·shows·how·to·print·"Hello·World!"·in·5·seconds:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="8612916356-1">(</span><span·class="mi">5000</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">io</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">format</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·440,·SHA:·948b7ac62bb2aa27a870bc03687c473f423c977cba042b6c1895ea79a83611e7·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="p"·data-group-id=" | 150 | </span><span·class="p"·data-group-id="8612916356-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="8612916356-4">}</span><span·class="w"> |
| 151 | </span><span·class="n">Hello</span><span·class="w">·</span><span·class="n">World</span><span·class="o">!</span></code></pre><p><em>Example·2</em></p><p>The·following·example·shows·a·process·performing·a·certain·action,·and·if·this | 151 | </span><span·class="n">Hello</span><span·class="w">·</span><span·class="n">World</span><span·class="o">!</span></code></pre><p><em>Example·2</em></p><p>The·following·example·shows·a·process·performing·a·certain·action,·and·if·this |
| 152 | action·is·not·completed·within·a·certain·limit,·the·process·is·killed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="2 | 152 | action·is·not·completed·within·a·certain·limit,·the·process·is·killed:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Pid</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn</span><span·class="p"·data-group-id="2119111946-1">(</span><span·class="ss">mod</span><span·class="p">,</span><span·class="w">·</span><span·class="k">fun</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2119111946-2">[</span><span·class="ss">foo</span><span·[·...·truncated·by·diffoscope;·len:·163,·SHA:·8f0bfd00aa32a9d6defcb552ed0a0b1ac3feb517438c243968e3120a6234252a·...·]-1">)</span><span·class="p">,</span><span·class="w"> |
| 153 | </span><span·class="c1">%%·If·pid·is·not·finished·in·10·seconds,·kill·him</span><span·class="w"> | 153 | </span><span·class="c1">%%·If·pid·is·not·finished·in·10·seconds,·kill·him</span><span·class="w"> |
| 154 | </span><span·class="p"·data-group-id="2 | 154 | </span><span·class="p"·data-group-id="2119111946-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">R</span><span·class="p"·data-group-id="2119111946-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class=[·...·truncated·by·diffoscope;·len:·459,·SHA:·7b22852dd8bc6f2971f3d2137e7c5a19e2abe66b000b14cdf6a6cb7a1288efff·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 155 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 156 | </span><span·class="c1">%%·We·change·our·mind...</span><span·class="w"> | 156 | </span><span·class="c1">%%·We·change·our·mind...</span><span·class="w"> |
| 157 | </span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">cancel</span><span·class="p"·data-group-id="2 | 157 | </span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">cancel</span><span·class="p"·data-group-id="2119111946-6">(</span><span·class="n">R</span><span·class="p"·data-group-id="2119111946-6">)</span><span·class="p">,</span><span·class="w"> |
| 158 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-notes"·class="section-heading"> | 158 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-notes"·class="section-heading"> |
| 159 | ··<a·href="#module-notes"·class="hover-link"> | 159 | ··<a·href="#module-notes"·class="hover-link"> |
| 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 160 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 161 | ··</a> | 161 | ··</a> |
| 162 | ··<span·class="text">Notes</span> | 162 | ··<span·class="text">Notes</span> |
| 163 | </h2> | 163 | </h2> |
| 164 | <p>A·timer·can·always·be·removed·by·calling·<a·href="#cancel/1"><code·class="inline">cancel/1</code></a>.</p><p>An·interval·timer,·that·is,·a·timer·created·by·evaluating·any·of·the·functions | 164 | <p>A·timer·can·always·be·removed·by·calling·<a·href="#cancel/1"><code·class="inline">cancel/1</code></a>.</p><p>An·interval·timer,·that·is,·a·timer·created·by·evaluating·any·of·the·functions |
| Offset 177, 28 lines modified | Offset 177, 28 lines modified | ||
| 177 | process,·and·therefore·calls·to·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·those·functions·will·return·the·Pid | 177 | process,·and·therefore·calls·to·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·those·functions·will·return·the·Pid |
| 178 | of·this·process,·which·is·different·from·the·process·that·called | 178 | of·this·process,·which·is·different·from·the·process·that·called |
| 179 | <code·class="inline">timer:apply_*</code>.</p><p><em>Example</em></p><p>In·the·following·example,·the·intention·is·to·set·a·timer·to·execute·a·function | 179 | <code·class="inline">timer:apply_*</code>.</p><p><em>Example</em></p><p>In·the·following·example,·the·intention·is·to·set·a·timer·to·execute·a·function |
| 180 | after·1·second,·which·performs·a·fictional·task,·and·then·wants·to·inform·the | 180 | after·1·second,·which·performs·a·fictional·task,·and·then·wants·to·inform·the |
| 181 | process·which·set·the·timer·about·its·completion,·by·sending·it·a·<code·class="inline">done</code> | 181 | process·which·set·the·timer·about·its·completion,·by·sending·it·a·<code·class="inline">done</code> |
| 182 | message.</p><p>Using·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·<em>inside</em>·the·timed·function,·the·code·below·does·not·work·as | 182 | message.</p><p>Using·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·<em>inside</em>·the·timed·function,·the·code·below·does·not·work·as |
| 183 | intended.·The·task·gets·done,·but·the·<code·class="inline">done</code>·message·gets·sent·to·the·wrong | 183 | intended.·The·task·gets·done,·but·the·<code·class="inline">done</code>·message·gets·sent·to·the·wrong |
| 184 | process·and·is·lost.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id=" | 184 | process·and·is·lost.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="8479318933-1">(</span><span·class="mi">1000</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="8479318933-2">(</span><span·class="p"·data-group-id="8479318933-2">)</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·566,·SHA:·c846ea8a259dfc0a3d54eb00edd583a05298155cb63ee3e0b9330e0975a1e22f·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="p"·data-group-id=" | 185 | </span><span·class="p"·data-group-id="8479318933-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="8479318933-5">}</span><span·class="gp·unselectable"> |
| 186 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 186 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="c1">%%·...·5s·pass...</span><span·class="w"> | 187 | </span><span·class="c1">%%·...·5s·pass...</span><span·class="w"> |
| 188 | </span><span·class="ss">timeout</span></code></pre><p>The·code·below·calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·the·process·which·sets·the·timer·and·assigns·it | 188 | </span><span·class="ss">timeout</span></code></pre><p>The·code·below·calls·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#self/0"><code·class="inline">self/0</code></a>·in·the·process·which·sets·the·timer·and·assigns·it |
| 189 | to·a·variable,·which·is·then·used·in·the·function·to·send·the·<code·class="inline">done</code>·message·to, | 189 | to·a·variable,·which·is·then·used·in·the·function·to·send·the·<code·class="inline">done</code>·message·to, |
| 190 | and·so·works·as·intended.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Target</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id=" | 190 | and·so·works·as·intended.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="n">Target</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="5260532184-1">(</span><span·class="p"·data-group-id="5260532184-1">)</span><span·class="w"> |
| 191 | </span><span·class="o"><</span><span·class="mf">0.82</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> | 191 | </span><span·class="o"><</span><span·class="mf">0.82</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="gp·unselectable"> |
| 192 | 2>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id=" | 192 | 2>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="5260532184-2">(</span><span·class="mi">1000</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5260532184-3">(</span><span·class="p"·data-group-id="5260532184-3">)</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·461,·SHA:·fbef3422747fdbd66adb01d2099c19caf8fe93315ce3e9a928cf38441d4cc47d·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 193 | </span><span·class="p"·data-group-id=" | 193 | </span><span·class="p"·data-group-id="5260532184-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="5260532184-5">}</span><span·class="gp·unselectable"> |
| 194 | 3>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 194 | 3>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> | 195 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> |
| 196 | </span><span·class="ss">done</span></code></pre><p>Another·option·is·to·pass·the·message·target·as·a·parameter·to·the·function.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id=" | 196 | </span><span·class="ss">done</span></code></pre><p>Another·option·is·to·pass·the·message·target·as·a·parameter·to·the·function.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">apply_after</span><span·class="p"·data-group-id="1322713482-1">(</span><span·class="mi">1000</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1322713482-2">(</span><span·class="n">Target</span><span·class="p"·data-group-id="1322713482-2">)</s[·...·truncated·by·diffoscope;·len:·778,·SHA:·c2f879e3aa7a95c707e4f2e0b7d4260d889af2cb8aff764ee8fa6fa7638cf354·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 197 | </span><span·class="p"·data-group-id=" | 197 | </span><span·class="p"·data-group-id="1322713482-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">TRef</span><span·class="p"·data-group-id="1322713482-6">}</span><span·class="gp·unselectable"> |
| 198 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 198 | 2>·</span><span·class="k">receive</span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">done</span><span·class="w">·</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">5000</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">timeout</span><span·class="w">·</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> | 199 | </span><span·class="c1">%%·...·1s·passes...</span><span·class="w"> |
| 200 | </span><span·class="ss">done</span></code></pre> | 200 | </span><span·class="ss">done</span></code></pre> |
| 201 | ····</section> | 201 | ····</section> |
| 202 | </div> | 202 | </div> |
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| 1577 | ······<p·class="built-using"> | 1577 | ······<p·class="built-using"> |
| 1578 | ········Built·using | 1578 | ········Built·using |
| 1579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1581 | ······</p> | 1581 | ······</p> |
| 1582 | <p>Copyright·©·1996-202 | 1582 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1583 | ····</footer> | 1583 | ····</footer> |
| 1584 | ··</div> | 1584 | ··</div> |
| 1585 | </main> | 1585 | </main> |
| 1586 | </div> | 1586 | </div> |
| 1587 | <script> | 1587 | <script> |
| 1588 | ··function·mermaidLoaded()·{ | 1588 | ··function·mermaidLoaded()·{ |
| 1589 | ····mermaid.initialize({ | 1589 | ····mermaid.initialize({ |
| Offset 1031, 21 lines modified | Offset 1031, 21 lines modified | ||
| 1031 | binaries·in·other·ways·are·split·on·non-UTF·character·boundaries.·An | 1031 | binaries·in·other·ways·are·split·on·non-UTF·character·boundaries.·An |
| 1032 | <code·class="inline">incomplete</code>·tuple·is·then·returned·instead·of·the·<code·class="inline">error</code>·tuple.·It·consists·of | 1032 | <code·class="inline">incomplete</code>·tuple·is·then·returned·instead·of·the·<code·class="inline">error</code>·tuple.·It·consists·of |
| 1033 | the·same·parts·as·the·<code·class="inline">error</code>·tuple,·but·the·tag·is·<code·class="inline">incomplete</code>·instead·of | 1033 | the·same·parts·as·the·<code·class="inline">error</code>·tuple,·but·the·tag·is·<code·class="inline">incomplete</code>·instead·of |
| 1034 | <code·class="inline">error</code>·and·the·last·element·is·always·guaranteed·to·be·a·binary·consisting·of | 1034 | <code·class="inline">error</code>·and·the·last·element·is·always·guaranteed·to·be·a·binary·consisting·of |
| 1035 | the·first·part·of·a·(so·far)·valid·UTF·character.</p><p>If·one·UTF·character·is·split·over·two·consecutive·binaries·in·the·<code·class="inline">Data</code>,·the | 1035 | the·first·part·of·a·(so·far)·valid·UTF·character.</p><p>If·one·UTF·character·is·split·over·two·consecutive·binaries·in·the·<code·class="inline">Data</code>,·the |
| 1036 | conversion·succeeds.·This·means·that·a·character·can·be·decoded·from·a·range·of | 1036 | conversion·succeeds.·This·means·that·a·character·can·be·decoded·from·a·range·of |
| 1037 | binaries·as·long·as·the·whole·range·is·specified·as·input·without·errors | 1037 | binaries·as·long·as·the·whole·range·is·specified·as·input·without·errors |
| 1038 | occurring.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">decode_data</span><span·class="p"·data-group-id=" | 1038 | occurring.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">decode_data</span><span·class="p"·data-group-id="1349544525-1">(</span><span·class="n">Data</span><span·class="p"·data-group-id="1349544525-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1039 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_list</span><span·class="p"·data-group-id=" | 1039 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_list</span><span·class="p"·data-group-id="1349544525-2">(</span><span·class="n">Data</span><span·class="p">,</span><span·class="ss">unicode</span><span·class="p"·data-group-id="1349544525-2">)</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 1040 | ······</span><span·class="p"·data-group-id=" | 1040 | ······</span><span·class="p"·data-group-id="1349544525-3">{</span><span·class="ss">incomplete</span><span·class="p">,</span><span·class="n">Encoded</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rest</span><span·class="p"·data-group-id="1349544525-3">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1041 | ············</span><span·class="n">More</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_some_more_data</span><span·class="p"·data-group-id=" | 1041 | ············</span><span·class="n">More</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">get_some_more_data</span><span·class="p"·data-group-id="1349544525-4">(</span><span·class="p"·data-group-id="1349544525-4">)</span><span·class="p">,</span><span·class="w"> |
| 1042 | ············</span><span·class="n">Encoded</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">decode_data</span><span·class="p"·data-group-id=" | 1042 | ············</span><span·class="n">Encoded</span><span·class="w">·</span><span·class="o">++</span><span·class="w">·</span><span·class="nf">decode_data</span><span·class="p"·data-group-id="1349544525-5">(</span><span·class="p"·data-group-id="1349544525-6">[</span><span·class="n">Rest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">More</span><span·class="p"·data-group-id="1349544525-6">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·90b734b5dd35fb28ed88d8217883bbe442c822150a74bf58a2324482c52d5c92·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 1043 | ······</span><span·class="p"·data-group-id=" | 1043 | ······</span><span·class="p"·data-group-id="1349544525-7">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="n">Encoded</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="1349544525-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1044 | ············</span><span·class="nf">handle_error</span><span·class="p"·data-group-id=" | 1044 | ············</span><span·class="nf">handle_error</span><span·class="p"·data-group-id="1349544525-8">(</span><span·class="n">Encoded</span><span·class="p">,</span><span·class="n">Rest</span><span·class="p"·data-group-id="1349544525-8">)</span><span·class="p">;</span><span·class="w"> |
| 1045 | ······</span><span·class="n">List</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 1045 | ······</span><span·class="n">List</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 1046 | ············</span><span·class="n">List</span><span·class="w"> | 1046 | ············</span><span·class="n">List</span><span·class="w"> |
| 1047 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·bit·strings·that·are·not·whole·bytes·are·not·allowed,·so·a·UTF | 1047 | ···</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>However,·bit·strings·that·are·not·whole·bytes·are·not·allowed,·so·a·UTF |
| 1048 | character·must·be·split·along·8-bit·boundaries·to·ever·be·decoded.</p><p>A·<code·class="inline">badarg</code>·exception·is·thrown·for·the·following·cases:</p><ul><li>Any·parameters·are·of·the·wrong·type.</li><li>The·list·structure·is·invalid·(a·number·as·tail).</li><li>The·binaries·do·not·contain·whole·bytes·(bit·strings).</li></ul> | 1048 | character·must·be·split·along·8-bit·boundaries·to·ever·be·decoded.</p><p>A·<code·class="inline">badarg</code>·exception·is·thrown·for·the·following·cases:</p><ul><li>Any·parameters·are·of·the·wrong·type.</li><li>The·list·structure·is·invalid·(a·number·as·tail).</li><li>The·binaries·do·not·contain·whole·bytes·(bit·strings).</li></ul> |
| 1049 | ··</section> | 1049 | ··</section> |
| 1050 | </section> | 1050 | </section> |
| 1051 | <section·class="detail"·id="characters_to_nfc_binary/1"> | 1051 | <section·class="detail"·id="characters_to_nfc_binary/1"> |
| Offset 1070, 16 lines modified | Offset 1070, 16 lines modified | ||
| 1070 | ······<div·class="specs"> | 1070 | ······<div·class="specs"> |
| 1071 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1071 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1072 | ······</div> | 1072 | ······</div> |
| 1073 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1073 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1074 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_binary</span><span·class="p"·data-group-id=" | 1074 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_binary</span><span·class="p"·data-group-id="0454664237-1">(</span><span·class="p"·data-group-id="0454664237-2">[</span><span·class="p"·data-group-id="0454664237-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="0454664237-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·645,·SHA:·0b90db592149a96192c110ca2454932ff66b981ff3c2a705f4fa79eb667b6df4·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1075 | </span><span·class="p"·data-group-id=" | 1075 | </span><span·class="p"·data-group-id="0454664237-7"><<</span><span·class="s">"abc..åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="0454664237-7">>></span></code></pre> |
| 1076 | ··</section> | 1076 | ··</section> |
| 1077 | </section> | 1077 | </section> |
| 1078 | <section·class="detail"·id="characters_to_nfc_list/1"> | 1078 | <section·class="detail"·id="characters_to_nfc_list/1"> |
| 1079 | ··<div·class="detail-header"> | 1079 | ··<div·class="detail-header"> |
| 1080 | ····<a·href="#characters_to_nfc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1080 | ····<a·href="#characters_to_nfc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1081 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1081 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1100, 15 lines modified | Offset 1100, 15 lines modified | ||
| 1100 | ······<div·class="specs"> | 1100 | ······<div·class="specs"> |
| 1101 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1101 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1102 | ······</div> | 1102 | ······</div> |
| 1103 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1103 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1104 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_list</span><span·class="p"·data-group-id=" | 1104 | of·canonical·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfc_list</span><span·class="p"·data-group-id="0071303640-1">(</span><span·class="p"·data-group-id="0071303640-2">[</span><span·class="p"·data-group-id="0071303640-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="0071303640-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·645,·SHA:·6a62fc8a78f5076d810e8b38aa6241a2d32bcd7ed516a0c4c1dd780ca4288d53·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1105 | </span><span·class="s">"abc..åäö"</span></code></pre> | 1105 | </span><span·class="s">"abc..åäö"</span></code></pre> |
| 1106 | ··</section> | 1106 | ··</section> |
| 1107 | </section> | 1107 | </section> |
| 1108 | <section·class="detail"·id="characters_to_nfd_binary/1"> | 1108 | <section·class="detail"·id="characters_to_nfd_binary/1"> |
| 1109 | ··<div·class="detail-header"> | 1109 | ··<div·class="detail-header"> |
| 1110 | ····<a·href="#characters_to_nfd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1110 | ····<a·href="#characters_to_nfd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1130, 16 lines modified | Offset 1130, 16 lines modified | ||
| 1130 | ······<div·class="specs"> | 1130 | ······<div·class="specs"> |
| 1131 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1131 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1132 | ······</div> | 1132 | ······</div> |
| 1133 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1133 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1134 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id=" | 1134 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_binary</span><span·class="p"·data-group-id="6337398720-1">(</span><span·class="s">"abc..åäö"</span><span·class="p"·data-group-id="6337398720-1">)</span><span·class="p">.</span><span·class="w"> |
| 1135 | </span><span·class="p"·data-group-id=" | 1135 | </span><span·class="p"·data-group-id="6337398720-2"><<</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p">,</span><span·class="mi">46</span><span·class="p">,</span><span·class="mi">46</span><[·...·truncated·by·diffoscope;·len:·497,·SHA:·86f98e809a014f4fff747c9cfd136541fdb37f0b160259af09a235ab30aa4a54·...·]-2">>></span></code></pre> |
| 1136 | ··</section> | 1136 | ··</section> |
| 1137 | </section> | 1137 | </section> |
| 1138 | <section·class="detail"·id="characters_to_nfd_list/1"> | 1138 | <section·class="detail"·id="characters_to_nfd_list/1"> |
| 1139 | ··<div·class="detail-header"> | 1139 | ··<div·class="detail-header"> |
| 1140 | ····<a·href="#characters_to_nfd_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1140 | ····<a·href="#characters_to_nfd_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1141 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1141 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1160, 16 lines modified | Offset 1160, 16 lines modified | ||
| 1160 | ······<div·class="specs"> | 1160 | ······<div·class="specs"> |
| 1161 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1161 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfd_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1162 | ······</div> | 1162 | ······</div> |
| 1163 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1163 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1164 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_list</span><span·class="p"·data-group-id="8 | 1164 | of·canonical·equivalent·Decomposed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfd_list</span><span·class="p"·data-group-id="8968610634-1">(</span><span·class="s">"abc..åäö"</span><span·class="p"·data-group-id="8968610634-1">)</span><span·class="p">.</span><span·class="w"> |
| 1165 | </span><span·class="p"·data-group-id="8 | 1165 | </span><span·class="p"·data-group-id="8968610634-2">[</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p">,</span><span·class="mi">46</span><span·class="p">,</span><span·class="mi">46</span><span·cla[·...·truncated·by·diffoscope;·len:·336,·SHA:·11bf04414db44463ac67ecb63813d46f862e6ed5a6c56fdf75e51add7db7b5ea·...·]-2">]</span></code></pre> |
| 1166 | ··</section> | 1166 | ··</section> |
| 1167 | </section> | 1167 | </section> |
| 1168 | <section·class="detail"·id="characters_to_nfkc_binary/1"> | 1168 | <section·class="detail"·id="characters_to_nfkc_binary/1"> |
| 1169 | ··<div·class="detail-header"> | 1169 | ··<div·class="detail-header"> |
| 1170 | ····<a·href="#characters_to_nfkc_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1170 | ····<a·href="#characters_to_nfkc_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1171 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1171 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1190, 16 lines modified | Offset 1190, 16 lines modified | ||
| 1190 | ······<div·class="specs"> | 1190 | ······<div·class="specs"> |
| 1191 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1191 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1192 | ······</div> | 1192 | ······</div> |
| 1193 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1193 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1194 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_binary</span><span·class="p"·data-group-id=" | 1194 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·an·utf8·encoded·binary.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_binary</span><span·class="p"·data-group-id="9232727243-1">(</span><span·class="p"·data-group-id="9232727243-2">[</span><span·class="p"·data-group-id="9232727243-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="9232727243-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·857,·SHA:·02266b6d23da6cae718ea9623930f687a2e5555c9b286329cecee87fdb13fafd·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1195 | </span><span·class="p"·data-group-id=" | 1195 | </span><span·class="p"·data-group-id="9232727243-8"><<</span><span·class="s">"abc..åäö32"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="9232727243-8">>></span></code></pre> |
| 1196 | ··</section> | 1196 | ··</section> |
| 1197 | </section> | 1197 | </section> |
| 1198 | <section·class="detail"·id="characters_to_nfkc_list/1"> | 1198 | <section·class="detail"·id="characters_to_nfkc_list/1"> |
| 1199 | ··<div·class="detail-header"> | 1199 | ··<div·class="detail-header"> |
| 1200 | ····<a·href="#characters_to_nfkc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1200 | ····<a·href="#characters_to_nfkc_list/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1201 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1201 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1220, 15 lines modified | Offset 1220, 15 lines modified | ||
| 1220 | ······<div·class="specs"> | 1220 | ······<div·class="specs"> |
| 1221 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1221 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkc_list(<a·href="#t:chardata/0">chardata</a>())·->·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()]·|·{error,·[<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:char/0">char</a>()],·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1222 | ······</div> | 1222 | ······</div> |
| 1223 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form | 1223 | <p>Converts·a·possibly·deep·list·of·characters·and·binaries·into·a·Normalized·Form |
| 1224 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_list</span><span·class="p"·data-group-id=" | 1224 | of·compatibly·equivalent·Composed·characters·according·to·the·Unicode·standard.</p><p>Any·binaries·in·the·input·must·be·encoded·with·utf8·encoding.</p><p>The·result·is·a·list·of·characters.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">unicode</span><span·class="p">:</span><span·class="nf">characters_to_nfkc_list</span><span·class="p"·data-group-id="3546152750-1">(</span><span·class="p"·data-group-id="3546152750-2">[</span><span·class="p"·data-group-id="3546152750-3"><<</span><span·class="s">"abc..a"</span><span·class="p"·data-group-id="3546152750-3">>></span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·857,·SHA:·9f07daa72d7f986e7b5c57fdd4acca18622e5a508c84c5f76fc991fa0c82f518·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 1225 | </span><span·class="s">"abc..åäö32"</span></code></pre> | 1225 | </span><span·class="s">"abc..åäö32"</span></code></pre> |
| 1226 | ··</section> | 1226 | ··</section> |
| 1227 | </section> | 1227 | </section> |
| 1228 | <section·class="detail"·id="characters_to_nfkd_binary/1"> | 1228 | <section·class="detail"·id="characters_to_nfkd_binary/1"> |
| 1229 | ··<div·class="detail-header"> | 1229 | ··<div·class="detail-header"> |
| 1230 | ····<a·href="#characters_to_nfkd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1230 | ····<a·href="#characters_to_nfkd_binary/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 1251, 16 lines modified | Offset 1251, 16 lines modified | ||
| 1251 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> | 1251 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·characters_to_nfkd_binary(<a·href="#t:chardata/0">chardata</a>())·->·<a·href="#t:unicode_binary/0">unicode_binary</a>()·|·{error,·<a·href="#t:unicode_binary/0">unicode_binary</a>(),·<a·href="#t:chardata/0">chardata</a>()}.</pre> |
| 1252 | ······</div> | 1252 | ······</div> |
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| 335 | communicating·externally.·Functions·and·bit·syntax·exist·to·encode·and·decode | 335 | communicating·externally.·Functions·and·bit·syntax·exist·to·encode·and·decode |
| 336 | both·UTF-8,·UTF-16,·and·UTF-32·in·binaries.·However,·library·functions·dealing | 336 | both·UTF-8,·UTF-16,·and·UTF-32·in·binaries.·However,·library·functions·dealing |
| 337 | with·binaries·and·Unicode·in·general·only·deal·with·the·default·encoding.</p><p>Character·data·can·be·combined·from·many·sources,·sometimes·available·in·a·mix | 337 | with·binaries·and·Unicode·in·general·only·deal·with·the·default·encoding.</p><p>Character·data·can·be·combined·from·many·sources,·sometimes·available·in·a·mix |
| 338 | of·strings·and·binaries.·Erlang·has·for·long·had·the·concept·of·<code·class="inline">iodata</code>·or | 338 | of·strings·and·binaries.·Erlang·has·for·long·had·the·concept·of·<code·class="inline">iodata</code>·or |
| 339 | <code·class="inline">iolist</code>s,·where·binaries·and·lists·can·be·combined·to·represent·a·sequence·of | 339 | <code·class="inline">iolist</code>s,·where·binaries·and·lists·can·be·combined·to·represent·a·sequence·of |
| 340 | bytes.·In·the·same·way,·the·Unicode-aware·modules·often·allow·for·combinations | 340 | bytes.·In·the·same·way,·the·Unicode-aware·modules·often·allow·for·combinations |
| 341 | of·binaries·and·lists,·where·the·binaries·have·characters·encoded·in·UTF-8·and | 341 | of·binaries·and·lists,·where·the·binaries·have·characters·encoded·in·UTF-8·and |
| 342 | the·lists·contain·such·binaries·or·numbers·representing·Unicode·code·points:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">unicode_binary</span><span·class="p"·data-group-id="6 | 342 | the·lists·contain·such·binaries·or·numbers·representing·Unicode·code·points:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">unicode_binary</span><span·class="p"·data-group-id="6913628637-1">(</span><span·class="p"·data-group-id="6913628637-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="6913628637-2">(</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·14,·SHA:·038915eaef4a945597cb522f0c176d3260b62924376e5034a9a9188a24496f25·...·]-2">)</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">characters</span><span·class="w">·</span><span·class="ss">encoded</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="ss">coding</span><span·class="w">·</span><span·class="ss">standard</span><span·class="w"> |
| 343 | </span><span·class="nf">chardata</span><span·class="p"·data-group-id="6 | 343 | </span><span·class="nf">chardata</span><span·class="p"·data-group-id="6913628637-3">(</span><span·class="p"·data-group-id="6913628637-3">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">charlist</span><span·class="p"·data-group-id="6913628637-4">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·232,·SHA:·1cc344c9782752e829351f0eff6ae8c73f9a2c1c19aa83c6ee06cbba4d791eb5·...·]-5">)</span><span·class="w"> |
| 344 | </span><span·class="nf">charlist</span><span·class="p"·data-group-id="6800638650-6">(</span><span·class="p"·data-group-id="6800638650-6">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_improper_list</span><span·class="p"·data-group-id="6800638650-7">(</span><span·class="nf">char</span><span·class="p"·data-group-id="6800638650-8">(</span><span·class="p"·data-group-id="6800638650-8">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">unicode_binary</span><span·class="p"·data-group-id="6800638650-9">(</span><span·class="p"·data-group-id="6800638650-9">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">charlist</span><span·class="p"·data-group-id="6800638650-10">(</span><span·class="p"·data-group-id="6800638650-10">)</span><span·class="p">,</span><span·class="w"> | ||
| 345 | 344 | </span><span·class="nf">charlist</span><span·class="p"·data-group-id="6913628637-6">(</span><span·class="p"·data-group-id="6913628637-6">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_improper_list</s[·...·truncated·by·diffoscope;·len:·659,·SHA:·0e7aa8fedeb77c30b1b27f503af4e579d26d70d94c18860f1485a0d74b5aad66·...·] | |
| 345 | ··</span><span·class="nf">unicode_binary</span><span·class="p"·data-group-id="6913628637-11">(</span><span·class="p"·data-group-id="6913628637-11">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="nf">nil</span><span·class="p"·data-group-id="6913628637-12">(</span><span·class="p"·data-group-id="6913628637-12">)</span><span·class="p"·data-group-id="6913628637-7">)</span></code></pre><p>The·module·<a·href="unicode.html"><code·class="inline">unicode</code></a>·even·supports·similar·mixes·with·binaries·containing | ||
| 346 | other·encodings·than·UTF-8,·but·that·is·a·special·case·to·allow·for·conversions | 346 | other·encodings·than·UTF-8,·but·that·is·a·special·case·to·allow·for·conversions |
| 347 | to·and·from·external·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">external_unicode_binary</span><span·class="p"·data-group-id=" | 347 | to·and·from·external·data:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">external_unicode_binary</span><span·class="p"·data-group-id="4731018517-1">(</span><span·class="p"·data-group-id="4731018517-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">binary</span><span·class="p"·data-group-id="4731018517-2">(</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·ac4b76439da720bdd8282cbf4a33df9dc65ce51a08b3a724553420d70973660f·...·]-2">)</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="ss">characters</span><span·class="w">·</span><span·class="ss">coded</span><span·class="w">·</span><span·class="ss">in</span><span·class="w">·</span><span·class="ss">a</span><span·class="w">·</span><span·class="ss">user</span><span·class="o">-</span><span·class="ss">specified</span><span·class="w"> |
| 348 | ··</span><span·class="n">Unicode</span><span·class="w">·</span><span·class="ss">encoding</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="ss">than</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="p"·data-group-id=" | 348 | ··</span><span·class="n">Unicode</span><span·class="w">·</span><span·class="ss">encoding</span><span·class="w">·</span><span·class="ss">other</span><span·class="w">·</span><span·class="ss">than</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="p"·data-group-id="4731018517-3">(</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">16</span><span·class="w">·</span><span·class="ow">or</span><span·class="w">·</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">32</span><span·cl[·...·truncated·by·diffoscope;·len:·33,·SHA:·322f701af2ee17e3aa56548c5d0b91b7add783616bc634010bd929019767ea9f·...·]-3">)</span><span·class="w"> |
| 349 | </span><span·class="nf">external_chardata</span><span·class="p"·data-group-id=" | 349 | </span><span·class="nf">external_chardata</span><span·class="p"·data-group-id="4731018517-4">(</span><span·class="p"·data-group-id="4731018517-4">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">external_charlist</span><span·class="p"·data-group-id="4731018517-5">(</span><span·class="p"[·...·truncated·by·diffoscope;·len:·251,·SHA:·ba701496ee68c80b31944f9c9c7eafcbda7b94fb24c9a287f53d582504333fce·...·]-6">)</span><span·class="w"> |
| 350 | </span><span·class="nf">external_charlist</span><span·class="p"·data-group-id=" | 350 | </span><span·class="nf">external_charlist</span><span·class="p"·data-group-id="4731018517-7">(</span><span·class="p"·data-group-id="4731018517-7">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">maybe_improper_list</span><span·class="p"·data-group-id="4731018517-8">(</span><span·class="[·...·truncated·by·diffoscope;·len:·335,·SHA:·2954cfff4cc1de895d80f279da6841d47fdc53e46062eae7198bee2dbc7cea4d·...·]-10">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 351 | ··</span><span·class="nf">external_charlist</span><span·class="p"·data-group-id=" | 351 | ··</span><span·class="nf">external_charlist</span><span·class="p"·data-group-id="4731018517-11">(</span><span·class="p"·data-group-id="4731018517-11">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">external_unicode_binary</span><span·class="p"·data-group-id="4731018517-12">(</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·272,·SHA:·aedce9130afc4e62d0a43592de0349b57ec6475cbb75da6910313d5e16f05678·...·]-8">)</span></code></pre><h2·id="basic-language-support"·class="section-heading"> |
| 352 | ··<a·href="#basic-language-support"·class="hover-link"> | 352 | ··<a·href="#basic-language-support"·class="hover-link"> |
| 353 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 353 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 354 | ··</a> | 354 | ··</a> |
| 355 | ··<span·class="text">Basic·Language·Support</span> | 355 | ··<span·class="text">Basic·Language·Support</span> |
| 356 | </h2> | 356 | </h2> |
| 357 | <p><a·href=""·id="unicode_in_erlang"></a>·As·from·Erlang/OTP·R16,·Erlang·source·files·can·be | 357 | <p><a·href=""·id="unicode_in_erlang"></a>·As·from·Erlang/OTP·R16,·Erlang·source·files·can·be |
| 358 | written·in·UTF-8·or·bytewise·(<code·class="inline">latin1</code>)·encoding.·For·information·about·how·to | 358 | written·in·UTF-8·or·bytewise·(<code·class="inline">latin1</code>)·encoding.·For·information·about·how·to |
| Offset 396, 78 lines modified | Offset 396, 78 lines modified | ||
| 396 | ··<a·href="#heuristic-string-detection"·class="hover-link"> | 396 | ··<a·href="#heuristic-string-detection"·class="hover-link"> |
| 397 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 397 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 398 | ··</a> | 398 | ··</a> |
| 399 | ··<span·class="text">Heuristic·String·Detection</span> | 399 | ··<span·class="text">Heuristic·String·Detection</span> |
| 400 | </h3> | 400 | </h3> |
| 401 | <p>In·certain·output·functions·and·in·the·output·of·return·values·in·the·shell, | 401 | <p>In·certain·output·functions·and·in·the·output·of·return·values·in·the·shell, |
| 402 | Erlang·tries·to·detect·string·data·in·lists·and·binaries·heuristically. | 402 | Erlang·tries·to·detect·string·data·in·lists·and·binaries·heuristically. |
| 403 | Typically·you·will·see·heuristic·detection·in·a·situation·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id=" | 403 | Typically·you·will·see·heuristic·detection·in·a·situation·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="p"·data-group-id="9152215690-1">[</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p"·data-group-id="9152215690-1">]</span><span·class="p">.</span><span·class="w"> |
| 404 | </span><span·class="s">"abc"</span><span·class="gp·unselectable"> | 404 | </span><span·class="s">"abc"</span><span·class="gp·unselectable"> |
| 405 | 2>·</span><span·class="p"·data-group-id=" | 405 | 2>·</span><span·class="p"·data-group-id="9152215690-2"><<</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">98</span><span·class="p">,</span><span·class="mi">99</span><span·class="p"·data-group-id="9152215690-2">>></span><span·class="p">.</span><span·class="w"> |
| 406 | </span><span·class="p"·data-group-id=" | 406 | </span><span·class="p"·data-group-id="9152215690-3"><<</span><span·class="s">"abc"</span><span·class="p"·data-group-id="9152215690-3">>></span><span·class="gp·unselectable"> |
| 407 | 3>·</span><span·class="p"·data-group-id=" | 407 | 3>·</span><span·class="p"·data-group-id="9152215690-4"><<</span><span·class="mi">195</span><span·class="p">,</span><span·class="mi">165</span><span·class="p">,</span><span·class="mi">195</span><span·class="p">,</span><span·class="mi">164</span><span·class="p">,</span><span·class="mi">195</s[·...·truncated·by·diffoscope;·len:·96,·SHA:·1bd95e666609f4ab2205e5ebc9533e1672dcf69dabb9d3e7799e29490411b1b8·...·]-4">>></span><span·class="p">.</span><span·class="w"> |
| 408 | </span><span·class="p"·data-group-id=" | 408 | </span><span·class="p"·data-group-id="9152215690-5"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="9152215690-5">>></span></code></pre><p>Here·the·shell·detects·lists·containing·printable·characters·or·binaries |
| 409 | containing·printable·characters·in·bytewise·or·UTF-8·encoding.·But·what·is·a | 409 | containing·printable·characters·in·bytewise·or·UTF-8·encoding.·But·what·is·a |
| 410 | printable·character?·One·view·is·that·anything·the·Unicode·standard·thinks·is | 410 | printable·character?·One·view·is·that·anything·the·Unicode·standard·thinks·is |
| 411 | printable,·is·also·printable·according·to·the·heuristic·detection.·The·result·is | 411 | printable,·is·also·printable·according·to·the·heuristic·detection.·The·result·is |
| 412 | then·that·almost·any·list·of·integers·are·deemed·a·string,·and·all·sorts·of | 412 | then·that·almost·any·list·of·integers·are·deemed·a·string,·and·all·sorts·of |
| 413 | characters·are·printed,·maybe·also·characters·that·your·terminal·lacks·in·its | 413 | characters·are·printed,·maybe·also·characters·that·your·terminal·lacks·in·its |
| 414 | font·set·(resulting·in·some·unappreciated·generic·output).·Another·way·is·to | 414 | font·set·(resulting·in·some·unappreciated·generic·output).·Another·way·is·to |
| 415 | keep·it·backward·compatible·so·that·only·the·ISO·Latin-1·character·set·is·used | 415 | keep·it·backward·compatible·so·that·only·the·ISO·Latin-1·character·set·is·used |
| 416 | to·detect·a·string.·A·third·way·is·to·let·the·user·decide·exactly·what·Unicode | 416 | to·detect·a·string.·A·third·way·is·to·let·the·user·decide·exactly·what·Unicode |
| 417 | ranges·that·are·to·be·viewed·as·characters.</p><p>As·from·Erlang/OTP·R16B·you·can·select·the·ISO·Latin-1·range·or·the·whole | 417 | ranges·that·are·to·be·viewed·as·characters.</p><p>As·from·Erlang/OTP·R16B·you·can·select·the·ISO·Latin-1·range·or·the·whole |
| 418 | Unicode·range·by·supplying·startup·flag·<code·class="inline">+pc·latin1</code>·or·<code·class="inline">+pc·unicode</code>, | 418 | Unicode·range·by·supplying·startup·flag·<code·class="inline">+pc·latin1</code>·or·<code·class="inline">+pc·unicode</code>, |
| 419 | respectively.·For·backward·compatibility,·<code·class="inline">latin1</code>·is·default.·This·only | 419 | respectively.·For·backward·compatibility,·<code·class="inline">latin1</code>·is·default.·This·only |
| 420 | controls·how·heuristic·string·detection·is·done.·More·ranges·are·expected·to·be | 420 | controls·how·heuristic·string·detection·is·done.·More·ranges·are·expected·to·be |
| 421 | added·in·the·future,·enabling·tailoring·of·the·heuristics·to·the·language·and | 421 | added·in·the·future,·enabling·tailoring·of·the·heuristics·to·the·language·and |
| 422 | region·relevant·to·the·user.</p><p>The·following·examples·show·the·two·startup·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> | 422 | region·relevant·to·the·user.</p><p>The·following·examples·show·the·two·startup·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> |
| 423 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 423 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="7377066266-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="7377066266-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·8a032ecbbff09017e25ce5746225cd632129003299251fb6abe34b088589b7c7·...·]-5">]</span><span·class="w"> |
| 424 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 424 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="7377066266-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="7377066266-6">)</span><span·class="gp·unselectable"> |
| 425 | 1>·</span><span·class="p"·data-group-id=" | 425 | 1>·</span><span·class="p"·data-group-id="7377066266-7">[</span><span·class="mi">1024</span><span·class="p"·data-group-id="7377066266-7">]</span><span·class="p">.</span><span·class="w"> |
| 426 | </span><span·class="p"·data-group-id=" | 426 | </span><span·class="p"·data-group-id="7377066266-8">[</span><span·class="mi">1024</span><span·class="p"·data-group-id="7377066266-8">]</span><span·class="gp·unselectable"> |
| 427 | 2>·</span><span·class="p"·data-group-id=" | 427 | 2>·</span><span·class="p"·data-group-id="7377066266-9">[</span><span·class="mi">1070</span><span·class="p">,</span><span·class="mi">1085</span><span·class="p">,</span><span·class="mi">1080</span><span·class="p">,</span><span·class="mi">1082</span><span·class="p">,</span><span·class="mi">1086</spa[·...·truncated·by·diffoscope;·len:·95,·SHA:·b6a6ae45c2ba2ebaef078ba2553c4b76f615a015940f4c178bdd2d198232450e·...·]-9">]</span><span·class="p">.</span><span·class="w"> |
| 428 | </span><span·class="p"·data-group-id=" | 428 | </span><span·class="p"·data-group-id="7377066266-10">[</span><span·class="mi">1070</span><span·class="p">,</span><span·class="mi">1085</span><span·class="p">,</span><span·class="mi">1080</span><span·class="p">,</span><span·class="mi">1082</span><span·class="p">,</span><span·class="mi">1086</sp[·...·truncated·by·diffoscope;·len:·96,·SHA:·e5a4b634fb5128ad0cee2105d78eb1bf25eecde39f62f6a2717ab66112faf4c5·...·]-10">]</span><span·class="gp·unselectable"> |
| 429 | 3>·</span><span·class="p"·data-group-id=" | 429 | 3>·</span><span·class="p"·data-group-id="7377066266-11">[</span><span·class="mi">229</span><span·class="p">,</span><span·class="mi">228</span><span·class="p">,</span><span·class="mi">246</span><span·class="p"·data-group-id="7377066266-11">]</span><span·class="p">.</span><span·class="w"> |
| 430 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> | 430 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> |
| 431 | 4>·</span><span·class="p"·data-group-id=" | 431 | 4>·</span><span·class="p"·data-group-id="7377066266-12"><<</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">174</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">208</[·...·truncated·by·diffoscope;·len:·403,·SHA:·aa25d849ec02cd53b343b40bb152790f7ea504b0369b5c79f2b0a6dd5bde6f2f·...·]-12">>></span><span·class="p">.</span><span·class="w"> |
| 432 | </span><span·class="p"·data-group-id=" | 432 | </span><span·class="p"·data-group-id="7377066266-13"><<</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">174</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">208</[·...·truncated·by·diffoscope;·len:·403,·SHA:·aa25d849ec02cd53b343b40bb152790f7ea504b0369b5c79f2b0a6dd5bde6f2f·...·]-13">>></span><span·class="gp·unselectable"> |
| 433 | 5>·</span><span·class="p"·data-group-id=" | 433 | 5>·</span><span·class="p"·data-group-id="7377066266-14"><<</span><span·class="mi">229</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">228</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">246[·...·truncated·by·diffoscope;·len:·100,·SHA:·b776132ee951af0697822b5d29766c51440aadacf97f16e0f170ca944c87a9c3·...·]-14">>></span><span·class="p">.</span><span·class="w"> |
| 434 | </span><span·class="p"·data-group-id=" | 434 | </span><span·class="p"·data-group-id="7377066266-15"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="7377066266-15">>></span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">unicode</span><span·class="w"> |
| 435 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 435 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="4039838808-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="4039838808-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·1e253062110fabbeebf502dda8d3f3c732e59d82830c57c7e5fb8049e7042e49·...·]-5">]</span><span·class="w"> |
| 436 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 436 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="4039838808-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="4039838808-6">)</span><span·class="gp·unselectable"> |
| 437 | 1>·</span><span·class="p"·data-group-id=" | 437 | 1>·</span><span·class="p"·data-group-id="4039838808-7">[</span><span·class="mi">1024</span><span·class="p"·data-group-id="4039838808-7">]</span><span·class="p">.</span><span·class="w"> |
| 438 | </span><span·class="s">"Ѐ"</span><span·class="gp·unselectable"> | 438 | </span><span·class="s">"Ѐ"</span><span·class="gp·unselectable"> |
| 439 | 2>·</span><span·class="p"·data-group-id=" | 439 | 2>·</span><span·class="p"·data-group-id="4039838808-8">[</span><span·class="mi">1070</span><span·class="p">,</span><span·class="mi">1085</span><span·class="p">,</span><span·class="mi">1080</span><span·class="p">,</span><span·class="mi">1082</span><span·class="p">,</span><span·class="mi">1086</spa[·...·truncated·by·diffoscope;·len:·95,·SHA:·5629fa41b675dc070a565b8d5d3e5f35447e311a5c985a3568b49631197cbdf6·...·]-8">]</span><span·class="p">.</span><span·class="w"> |
| 440 | </span><span·class="s">"Юникод"</span><span·class="gp·unselectable"> | 440 | </span><span·class="s">"Юникод"</span><span·class="gp·unselectable"> |
| 441 | 3>·</span><span·class="p"·data-group-id=" | 441 | 3>·</span><span·class="p"·data-group-id="4039838808-9">[</span><span·class="mi">229</span><span·class="p">,</span><span·class="mi">228</span><span·class="p">,</span><span·class="mi">246</span><span·class="p"·data-group-id="4039838808-9">]</span><span·class="p">.</span><span·class="w"> |
| 442 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> | 442 | </span><span·class="s">"åäö"</span><span·class="gp·unselectable"> |
| 443 | 4>·</span><span·class="p"·data-group-id=" | 443 | 4>·</span><span·class="p"·data-group-id="4039838808-10"><<</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">174</span><span·class="p">,</span><span·class="mi">208</span><span·class="p">,</span><span·class="mi">189</span><span·class="p">,</span><span·class="mi">208</[·...·truncated·by·diffoscope;·len:·403,·SHA:·23e89a5978027f121fbe96f7c46fb347e1ffb5d0221799a3f1224657f47f1646·...·]-10">>></span><span·class="p">.</span><span·class="w"> |
| 444 | </span><span·class="p"·data-group-id=" | 444 | </span><span·class="p"·data-group-id="4039838808-11"><<</span><span·class="s">"Юникод"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="4039838808-11">>></span><span·class="gp·unselectable"> |
| 445 | 5>·</span><span·class="p"·data-group-id=" | 445 | 5>·</span><span·class="p"·data-group-id="4039838808-12"><<</span><span·class="mi">229</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">228</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p">,</span><span·class="mi">246[·...·truncated·by·diffoscope;·len:·100,·SHA:·59c06cd516804a7cf77fa986650a1c5419f21af668625e4e0bc31d52615ed7e5·...·]-12">>></span><span·class="p">.</span><span·class="w"> |
| 446 | </span><span·class="p"·data-group-id=" | 446 | </span><span·class="p"·data-group-id="4039838808-13"><<</span><span·class="s">"åäö"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="4039838808-13">>></span></code></pre><p>In·the·examples,·you·can·see·that·the·default·Erlang·shell·interprets·only |
| 447 | characters·from·the·ISO·Latin1·range·as·printable·and·only·detects·lists·or | 447 | characters·from·the·ISO·Latin1·range·as·printable·and·only·detects·lists·or |
| 448 | binaries·with·those·"printable"·characters·as·containing·string·data.·The·valid | 448 | binaries·with·those·"printable"·characters·as·containing·string·data.·The·valid |
| 449 | UTF-8·binary·containing·the·Russian·word·"Юникод",·is·not·printed·as·a·string. | 449 | UTF-8·binary·containing·the·Russian·word·"Юникод",·is·not·printed·as·a·string. |
| 450 | When·started·with·all·Unicode·characters·printable·(<code·class="inline">+pc·unicode</code>),·the·shell | 450 | When·started·with·all·Unicode·characters·printable·(<code·class="inline">+pc·unicode</code>),·the·shell |
| 451 | outputs·anything·containing·printable·Unicode·data·(in·binaries,·either·UTF-8·or | 451 | outputs·anything·containing·printable·Unicode·data·(in·binaries,·either·UTF-8·or |
| 452 | bytewise·encoded)·as·string·data.</p><p>These·heuristics·are·also·used·by·<a·href="io.html#format/2"><code·class="inline">io:format/2</code></a>,·<a·href="io_lib.html#format/2"><code·class="inline">io_lib:format/2</code></a>,·and·friends | 452 | bytewise·encoded)·as·string·data.</p><p>These·heuristics·are·also·used·by·<a·href="io.html#format/2"><code·class="inline">io:format/2</code></a>,·<a·href="io_lib.html#format/2"><code·class="inline">io_lib:format/2</code></a>,·and·friends |
| 453 | when·modifier·<code·class="inline">t</code>·is·used·with·<code·class="inline">~p</code>·or·<code·class="inline">~P</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> | 453 | when·modifier·<code·class="inline">t</code>·is·used·with·<code·class="inline">~p</code>·or·<code·class="inline">~P</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="w"> |
| 454 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 454 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="2970084394-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="2970084394-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·0af7d798281feed2e7367a78dd1a74fd103fb1fb427556f8de8f147170a03e4a·...·]-5">]</span><span·class="w"> |
| 455 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 455 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="2970084394-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="2970084394-6">)</span><span·class="gp·unselectable"> |
| 456 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 456 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="2970084394-7">(</span><span·class="s">"~tp</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="2970084394-8">[</span><span·class="p"·data-group-id="2970084394-9">{</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·1308,·SHA:·8e625e91ad9905235163a4c7712574949d78adc30c6d708cba28064c2e876f8d·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 457 | </span><span·class="p"·data-group-id=" | 457 | </span><span·class="p"·data-group-id="2970084394-13">{</span><span·class="p"·data-group-id="2970084394-14"><<</span><span·class="s">"åäö"</span><span·class="p"·data-group-id="2970084394-14">>></span><span·class="p">,</span><span·class="p"·data-group-id="2970084394-15"><[·...·truncated·by·diffoscope;·len:·938,·SHA:·c396214a55ede44bc42e74f9a4b3665bbb3120052fdd85b3eb7c0a35f165a31c·...·]-13">}</span><span·class="w"> |
| 458 | </span><span·class="ss">ok</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">unicode</span><span·class="w"> | 458 | </span><span·class="ss">ok</span></code></pre><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="ss">erl</span><span·class="w">·</span><span·class="o">+</span><span·class="ss">pc</span><span·class="w">·</span><span·class="ss">unicode</span><span·class="w"> |
| 459 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 459 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="7052685794-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="7052685794-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·418bebc446a15afdda5af515c5c281c4a5d5496fee22cf1ae2380ff43584169a·...·]-5">]</span><span·class="w"> |
| 460 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 460 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="7052685794-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="7052685794-6">)</span><span·class="gp·unselectable"> |
| 461 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 461 | 1>·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="7052685794-7">(</span><span·class="s">"~tp</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="7052685794-8">[</span><span·class="p"·data-group-id="7052685794-9">{</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·1308,·SHA:·a3c8830df019ed1c73106bbdb6e5d076aea4438145469d883eef745594792b25·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 462 | </span><span·class="p"·data-group-id=" | 462 | </span><span·class="p"·data-group-id="7052685794-13">{</span><span·class="p"·data-group-id="7052685794-14"><<</span><span·class="s">"åäö"</span><span·class="p"·data-group-id="7052685794-14">>></span><span·class="p">,</span><span·class="p"·data-group-id="7052685794-15"><[·...·truncated·by·diffoscope;·len:·443,·SHA:·92748fa7c19df89a72a2cbeef9956ce0ed4ead2c61de8d8a534265124aa603f0·...·]-13">}</span><span·class="w"> |
| 463 | </span><span·class="ss">ok</span></code></pre><p>Notice·that·this·only·affects·<em>heuristic</em>·interpretation·of·lists·and·binaries | 463 | </span><span·class="ss">ok</span></code></pre><p>Notice·that·this·only·affects·<em>heuristic</em>·interpretation·of·lists·and·binaries |
| 464 | on·output.·For·example,·the·<code·class="inline">~ts</code>·format·sequence·always·outputs·a·valid·list·of | 464 | on·output.·For·example,·the·<code·class="inline">~ts</code>·format·sequence·always·outputs·a·valid·list·of |
| 465 | characters,·regardless·of·the·<code·class="inline">+pc</code>·setting,·as·the·programmer·has·explicitly | 465 | characters,·regardless·of·the·<code·class="inline">+pc</code>·setting,·as·the·programmer·has·explicitly |
| 466 | requested·string·output.</p><h2·id="the-interactive-shell"·class="section-heading"> | 466 | requested·string·output.</p><h2·id="the-interactive-shell"·class="section-heading"> |
| 467 | ··<a·href="#the-interactive-shell"·class="hover-link"> | 467 | ··<a·href="#the-interactive-shell"·class="hover-link"> |
| 468 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 468 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 469 | ··</a> | 469 | ··</a> |
| Offset 482, 47 lines modified | Offset 482, 47 lines modified | ||
| 482 | example,·a·<code·class="inline">LANG</code>·environment·variable·can·be·set·as·follows:</p><pre><code·class="text">$·echo·$LANG | 482 | example,·a·<code·class="inline">LANG</code>·environment·variable·can·be·set·as·follows:</p><pre><code·class="text">$·echo·$LANG |
| 483 | en_US.UTF-8</code></pre><p>Most·systems·handle·variable·<code·class="inline">LC_CTYPE</code>·before·<code·class="inline">LANG</code>,·so·if·that·is·set,·it | 483 | en_US.UTF-8</code></pre><p>Most·systems·handle·variable·<code·class="inline">LC_CTYPE</code>·before·<code·class="inline">LANG</code>,·so·if·that·is·set,·it |
| 484 | must·be·set·to·<code·class="inline">UTF-8</code>:</p><pre><code·class="text">$·echo·$LC_CTYPE | 484 | must·be·set·to·<code·class="inline">UTF-8</code>:</p><pre><code·class="text">$·echo·$LC_CTYPE |
| 485 | en_US.UTF-8</code></pre><p>The·<code·class="inline">LANG</code>·or·<code·class="inline">LC_CTYPE</code>·setting·are·to·be·consistent·with·what·the·terminal·is | 485 | en_US.UTF-8</code></pre><p>The·<code·class="inline">LANG</code>·or·<code·class="inline">LC_CTYPE</code>·setting·are·to·be·consistent·with·what·the·terminal·is |
| 486 | capable·of.·There·is·no·portable·way·for·Erlang·to·ask·the·terminal·about·its | 486 | capable·of.·There·is·no·portable·way·for·Erlang·to·ask·the·terminal·about·its |
| 487 | UTF-8·capacity,·we·have·to·rely·on·the·language·and·character·type·settings.</p><p>To·investigate·what·Erlang·thinks·about·the·terminal,·the·call | 487 | UTF-8·capacity,·we·have·to·rely·on·the·language·and·character·type·settings.</p><p>To·investigate·what·Erlang·thinks·about·the·terminal,·the·call |
| 488 | <a·href="io.html#getopts/1"><code·class="inline">io:getopts()</code></a>·can·be·used·when·the·shell·is·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">ISO</span><span·class="o">-</span><span·class="mi">8859</span><span·class="o">-</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> | 488 | <a·href="io.html#getopts/1"><code·class="inline">io:getopts()</code></a>·can·be·used·when·the·shell·is·started:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">ISO</span><span·class="o">-</span><span·class="mi">8859</span><span·class="o">-</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> |
| 489 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 489 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="8248739698-1">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="8248739698-1">)</span><span·class="w">·</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·782,·SHA:·e745e668a02f29777105b31baa4373b1de9acad9697bf9f5651680d82983470e·...·]-5">]</span><span·class="w"> |
| 490 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 490 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="8248739698-6">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8248739698-6">)</span><span·class="gp·unselectable"> |
| 491 | 1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id=" | 491 | 1>·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">keyfind</span><span·class="p"·data-group-id="8248739698-7">(</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">getopts</span>[·...·truncated·by·diffoscope;·len:·147,·SHA:·1b41fc247f03cfee08dda6eac2fd4608a835354320f81a246f1e205c6887dd2c·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 492 | </span><span·class="p"·data-group-id=" | 492 | </span><span·class="p"·data-group-id="8248739698-9">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="ss">latin1</span><span·class="p"·data-group-id="8248739698-9">}</span><span·class="gp·unselectable"> |
| 493 | 2>·</span><span·class="nf">q</span><span·class="p"·data-group-id=" | 493 | 2>·</span><span·class="nf">q</span><span·class="p"·data-group-id="8248739698-10">(</span><span·class="p"·data-group-id="8248739698-10">)</span><span·class="p">.</span><span·class="w"> |
| 494 | </span><span·class="ss">ok</span><span·class="w"> | 494 | </span><span·class="ss">ok</span><span·class="w"> |
| 495 | </span><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> | 495 | </span><span·class="sc">$·</span><span·class="n">LC_CTYPE</span><span·class="o">=</span><span·class="ss">en_US</span><span·class="p">.</span><span·class="n">UTF</span><span·class="o">-</span><span·class="mi">8</span><span·class="w">·</span><span·class="ss">erl</span><span·class="w"> |
| 496 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id=" | 496 | </span><span·class="n">Erlang</span><span·class="w">·</span><span·class="n">R16B</span><span·class="w">·</span><span·class="p"·data-group-id="8248739698-11">(</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">5.10</span><span·class="p">.</span><span·class="mi">1</span><span·class="p"·data-group-id="8248739698-11">)</span><span·class="w">·</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·791,·SHA:·9ccb661ab0d6de4a7931cd6eb95cb433fc0574ce0cc67538ee89a7938ade6589·...·]-15">]</span><span·class="w"> |
| 497 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id=" | 497 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V5</span><span·class="p">.</span><span·class="mf">10.1</span><span·class="w">··</span><span·class="p"·data-group-id="8248739698-16">(</span><span·class="ss">abort</span><span·class="w">·</span><span·class="ss">with</span><span·class="w">·</span><span·class="err">^</span><span·class="n">G</span><span·class="p"·data-group-id="8248739698-16">)</span><span·class="gp·unselectable"> |
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| 587 | ···························QueryString·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 587 | ···························QueryString·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 588 | ······</div> | 588 | ······</div> |
| 589 | <p>Composes·a·form-urlencoded·<code·class="inline">QueryString</code>·based·on·a·<code·class="inline">QueryList</code>,·a·list·of | 589 | <p>Composes·a·form-urlencoded·<code·class="inline">QueryString</code>·based·on·a·<code·class="inline">QueryList</code>,·a·list·of |
| 590 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> | 590 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> |
| 591 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> | 591 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> |
| 592 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id=" | 592 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="0118119160-1">(</span><span·class="p"·data-group-id="0118119160-2">[</span><span·class="p"·data-group-id="0118119160-3">{</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·355,·SHA:·d5b10886660b2417c578069607df05095250ffcac59f1b514310e7f0f1c033f4·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 593 | </span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="gp·unselectable"> | 593 | </span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="gp·unselectable"> |
| 594 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id=" | 594 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="0118119160-5">(</span><span·class="p"·data-group-id="0118119160-6">[</span><span·class="p"·data-group-id="0118119160-7">{</span><span·class="p"·data-group-id="0118119160-8"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·255,·SHA:·3412a2a947b48f5b99f284a3687066d41728e3c20981231101085742502309be·...·]-7">}</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 595 | 2>·</span><span·class="p"·data-group-id=" | 595 | 2>·</span><span·class="p"·data-group-id="0118119160-10">{</span><span·class="p"·data-group-id="0118119160-11"><<</span><span·class="s">"city"</span><span·class="p"·data-group-id="0118119160-11">>></span><span·class="p">,</span><span·class="p"·data-group-id="0118119160-12">&l[·...·truncated·by·diffoscope;·len:·315,·SHA:·20b23fa9ee6523a76b1aec54086ce984f34315e9cbd688a1467c214adb34d881·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 596 | </span><span·class="p"·data-group-id=" | 596 | </span><span·class="p"·data-group-id="0118119160-13"><<</span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="p"·data-group-id="0118119160-13">>></span></code></pre> |
| 597 | ··</section> | 597 | ··</section> |
| 598 | </section> | 598 | </section> |
| 599 | <section·class="detail"·id="compose_query/2"> | 599 | <section·class="detail"·id="compose_query/2"> |
| 600 | ··<div·class="detail-header"> | 600 | ··<div·class="detail-header"> |
| 601 | ····<a·href="#compose_query/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 601 | ····<a·href="#compose_query/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 602 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 602 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 632, 20 lines modified | Offset 632, 20 lines modified | ||
| 632 | algorithm.</p><p>There·are·two·supported·encodings:·<code·class="inline">utf8</code>·(or·<code·class="inline">unicode</code>)·and·<code·class="inline">latin1</code>.</p><p>Each·character·in·the·entry's·name·and·value·that·cannot·be·expressed·using·the | 632 | algorithm.</p><p>There·are·two·supported·encodings:·<code·class="inline">utf8</code>·(or·<code·class="inline">unicode</code>)·and·<code·class="inline">latin1</code>.</p><p>Each·character·in·the·entry's·name·and·value·that·cannot·be·expressed·using·the |
| 633 | selected·character·encoding,·is·replaced·by·a·string·consisting·of·a·U+0026 | 633 | selected·character·encoding,·is·replaced·by·a·string·consisting·of·a·U+0026 |
| 634 | AMPERSAND·character·(&),·a·"#"·(U+0023)·character,·one·or·more·ASCII·digits | 634 | AMPERSAND·character·(&),·a·"#"·(U+0023)·character,·one·or·more·ASCII·digits |
| 635 | representing·the·Unicode·code·point·of·the·character·in·base·ten,·and·finally·a | 635 | representing·the·Unicode·code·point·of·the·character·in·base·ten,·and·finally·a |
| 636 | ";"·(U+003B)·character.</p><p>Bytes·that·are·out·of·the·range·0x2A,·0x2D,·0x2E,·0x30·to·0x39,·0x41·to·0x5A, | 636 | ";"·(U+003B)·character.</p><p>Bytes·that·are·out·of·the·range·0x2A,·0x2D,·0x2E,·0x30·to·0x39,·0x41·to·0x5A, |
| 637 | 0x5F,·0x61·to·0x7A,·are·percent-encoded·(U+0025·PERCENT·SIGN·character·(%) | 637 | 0x5F,·0x61·to·0x7A,·are·percent-encoded·(U+0025·PERCENT·SIGN·character·(%) |
| 638 | followed·by·uppercase·ASCII·hex·digits·representing·the·hexadecimal·value·of·the | 638 | followed·by·uppercase·ASCII·hex·digits·representing·the·hexadecimal·value·of·the |
| 639 | byte).</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="9967137841-1">(</span><span·class="p"·data-group-id="9967137841-2">[</span><span·class="p"·data-group-id="9967137841-3">{</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="9967137841-3">}</span><span·class="p">,</span><span·class="p"·data-group-id="9967137841-4">{</span><span·class="s">"city"</span><span·class="p">,</span><span·class="s">"örebro"</span><span·class="p"·data-group-id="9967137841-4">}</span><span·class="p"·data-group-id="9967137841-2">]</span><span·class="p">,</span><span·class="gp·unselectable"> | ||
| 640 | 639 | byte).</p><p>See·also·the·opposite·operation·<a·href="#dissect_query/1"><code·class="inline">dissect_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">[·...·truncated·by·diffoscope;·len:·731,·SHA:·50f05a4c47be68faa9d598cda8c87b7f543d3960544d24f87b041e6bcddc0cde·...·]"> | |
| 640 | 1>·</span><span·class="p"·data-group-id="4092890745-5">[</span><span·class="p"·data-group-id="4092890745-6">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="p"·data-group-id="4092890745-6">}</span><span·class="p"·data-group-id="4092890745-5">]</span><span·class="p"·data-group-id="4092890745-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 641 | </span><span·class="s">"foo+bar=1&city=%F6rebro"</span><span·class="gp·unselectable"> | 641 | </span><span·class="s">"foo+bar=1&city=%F6rebro"</span><span·class="gp·unselectable"> |
| 642 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="9967137841-7">(</span><span·class="p"·data-group-id="9967137841-8">[</span><span·class="p"·data-group-id="9967137841-9">{</span><span·class="p"·data-group-id="9967137841-10"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="9967137841-10">>></span><span·class="p">,</span><span·class="p"·data-group-id="9967137841-11"><<</span><span·class="s">"1"</span><span·class="p"·data-group-id="9967137841-11">>></span><span·class="p"·data-group-id="9967137841-9">}</span><span·class="p">,</span><span·class="gp·unselectable"> | ||
| 643 | 2>·</span><span·class=" | 642 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">compose_query</span><span·class="p"·data-group-id="4092890745-7">(</span><span·class="p"·data-group-id="4092890745-8">[</span><span·class="p"·data-group-id="4092890745-9">{</span><span·class="p"[·...·truncated·by·diffoscope;·len:·436,·SHA:·213ed7cd85c1b7278d14a6bddd541b8bf0346dd26a1c78619f7d89b914740131·...·]"> |
| 643 | 2>·</span><span·class="p"·data-group-id="4092890745-12">{</span><span·class="p"·data-group-id="4092890745-13"><<</span><span·class="s">"city"</span><span·class="p"·data-group-id="4092890745-13">>></span><span·class="p">,</span><span·class="p"·data-group-id="4092890745-14"><<</span><span·class="s">"東京"</span><span·class="o">/</span><span·class="ss">utf8</span><span·class="p"·data-group-id="4092890745-14">>></span><span·class="p"·data-group-id="4092890745-12">}</span><span·class="p"·data-group-id="4092890745-8">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4092890745-15">[</span><span·class="p"·data-group-id="4092890745-16">{</span><span·class="ss">encoding</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">latin1</span><span·class="p"·data-group-id="4092890745-16">}</span><span·class="p"·data-group-id="4092890745-15">]</span><span·class="p"·data-group-id="4092890745-7">)</span><span·class="p">.</span><span·class="w"> | ||
| 644 | </span><span·class="p"·data-group-id=" | 644 | </span><span·class="p"·data-group-id="4092890745-17"><<</span><span·class="s">"foo+bar=1&city=%26%2326481%3B%26%2320140%3B"</span><span·class="p"·data-group-id="4092890745-17">>></span></code></pre> |
| 645 | ··</section> | 645 | ··</section> |
| 646 | </section> | 646 | </section> |
| 647 | <section·class="detail"·id="dissect_query/1"> | 647 | <section·class="detail"·id="dissect_query/1"> |
| 648 | ··<div·class="detail-header"> | 648 | ··<div·class="detail-header"> |
| 649 | ····<a·href="#dissect_query/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 649 | ····<a·href="#dissect_query/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 650 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 650 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 671, 19 lines modified | Offset 671, 19 lines modified | ||
| 671 | ···························QueryList·::·[{<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>()·|·true}]·|·<a·href="#t:error/0">error</a>().</pre> | 671 | ···························QueryList·::·[{<a·href="unicode.html#t:chardata/0">unicode:chardata</a>(),·<a·href="unicode.html#t:chardata/0">unicode:chardata</a>()·|·true}]·|·<a·href="#t:error/0">error</a>().</pre> |
| 672 | ······</div> | 672 | ······</div> |
| 673 | <p>Dissects·an·urlencoded·<code·class="inline">QueryString</code>·and·returns·a·<code·class="inline">QueryList</code>,·a·list·of | 673 | <p>Dissects·an·urlencoded·<code·class="inline">QueryString</code>·and·returns·a·<code·class="inline">QueryList</code>,·a·list·of |
| 674 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> | 674 | non-percent-encoded·key-value·pairs.</p><p>Form-urlencoding·is·defined·in·section·4.10.21.6·of·the·<a·href="https://www.w3.org/TR/html52/">HTML·5.2</a> |
| 675 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> | 675 | specification·and·in·section·4.10.22.6·of·the·<a·href="https://www.w3.org/TR/html50/">HTML·5.0</a> |
| 676 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#compose_query/1"><code·class="inline">compose_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">dissect_query</span><span·class="p"·data-group-id=" | 676 | specification·for·non-UTF-8·encodings.</p><p>See·also·the·opposite·operation·<a·href="#compose_query/1"><code·class="inline">compose_query/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">dissect_query</span><span·class="p"·data-group-id="9381462855-1">(</span><span·class="s">"foo+bar=1&city=%C3%B6rebro"</span><span·class="p"·data-group-id="9381462855-1">)</span><span·class="p">.</span><span·class="w"> |
| 677 | </span><span·class="p"·data-group-id=" | 677 | </span><span·class="p"·data-group-id="9381462855-2">[</span><span·class="p"·data-group-id="9381462855-3">{</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="s">"1"</span><span·class="p"·data-group-id="9381462855-3">}</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·249,·SHA:·eebe0f97f833763ef22fc22a730a587978c0aefe14be8470558ad750ef5b6adf·...·]-2">]</span><span·class="gp·unselectable"> |
| 678 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">dissect_query</span><span·class="p"·data-group-id=" | 678 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">dissect_query</span><span·class="p"·data-group-id="9381462855-5">(</span><span·class="p"·data-group-id="9381462855-6"><<</span><span·class="s">"foo+bar=1&city=%26%2326481%3B%26%2320140%3B"</span><span·class="p"·data-group-id="9381462855-6">>></span><span·class="p"·data-group-id="9[·...·truncated·by·diffoscope;·len:·9,·SHA:·d41c02cc66a1ee6c56937fed0a191ca699af63f28f53279b6b8c52804f323baf·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 679 | </span><span·class="p"·data-group-id="7806843694-7">[</span><span·class="p"·data-group-id="7806843694-8">{</span><span·class="p"·data-group-id="7806843694-9"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="7806843694-9">>></span><span·class="p">,</span><span·class="p"·data-group-id="7806843694-10"><<</span><span·class="s">"1"</span><span·class="p"·data-group-id="7806843694-10">>></span><span·class="p"·data-group-id="7806843694-8">}</span><span·class="p">,</span><span·class="w"> | ||
| 680 | 679 | </span><span·class="p"·data-group-id="9381462855-7">[</span><span·class="p"·data-group-id="9381462855-8">{</span><span·class="p"·data-group-id="9381462855-9"><<</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="9381462855[·...·truncated·by·diffoscope;·len:·293,·SHA:·9d127fc730a8fe3b43d22763a19c91c86a6b9acc8305cc7cd28b29b298de53fc·...·]> | |
| 680 | ·</span><span·class="p"·data-group-id="9381462855-11">{</span><span·class="p"·data-group-id="9381462855-12"><<</span><span·class="s">"city"</span><span·class="p"·data-group-id="9381462855-12">>></span><span·class="p">,</span><span·class="p"·data-group-id="9381462855-13"><<</span><span·class="mi">230</span><span·class="p">,</span><span·class="mi">157</span><span·class="p">,</span><span·class="mi">177</span><span·class="p">,</span><span·class="mi">228</span><span·class="p">,</span><span·class="mi">186</span><span·class="p">,</span><span·class="mi">172</span><span·class="p"·data-group-id="9381462855-13">>></span><span·class="p"·data-group-id="9381462855-11">}</span><span·class="p"·data-group-id="9381462855-7">]</span></code></pre> | ||
| 681 | ··</section> | 681 | ··</section> |
| 682 | </section> | 682 | </section> |
| 683 | <section·class="detail"·id="normalize/1"> | 683 | <section·class="detail"·id="normalize/1"> |
| 684 | ··<div·class="detail-header"> | 684 | ··<div·class="detail-header"> |
| 685 | ····<a·href="#normalize/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 685 | ····<a·href="#normalize/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 686 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 686 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 707, 22 lines modified | Offset 707, 22 lines modified | ||
| 707 | ···················when·URI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>(),·NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 707 | ···················when·URI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>(),·NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 708 | ······</div> | 708 | ······</div> |
| 709 | <p>Transforms·an·<code·class="inline">URI</code>·into·a·normalized·form·using·Syntax-Based·Normalization·as | 709 | <p>Transforms·an·<code·class="inline">URI</code>·into·a·normalized·form·using·Syntax-Based·Normalization·as |
| 710 | defined·by·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>.</p><p>This·function·implements·case·normalization,·percent-encoding·normalization, | 710 | defined·by·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>.</p><p>This·function·implements·case·normalization,·percent-encoding·normalization, |
| 711 | path·segment·normalization·and·scheme·based·normalization·for·HTTP(S)·with·basic | 711 | path·segment·normalization·and·scheme·based·normalization·for·HTTP(S)·with·basic |
| 712 | support·for·FTP,·SSH,·SFTP·and·TFTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 712 | support·for·FTP,·SSH,·SFTP·and·TFTP.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="8945734079-1">(</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p"·data-group-id="8945734079-1">)</span><span·class="p">.</span><span·class="w"> |
| 713 | </span><span·class="s">"/a/g"</span><span·class="gp·unselectable"> | 713 | </span><span·class="s">"/a/g"</span><span·class="gp·unselectable"> |
| 714 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 714 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="8945734079-2">(</span><span·class="p"·data-group-id="8945734079-3"><<</span><span·class="s">"mid/content=5/../6"</span><span·class="p"·data-group-id="8945734079-3">>></span><span·class="p"·data-group-id="8945734079-2">)</span><span·class="p">.</span><span·class="w"> |
| 715 | </span><span·class="p"·data-group-id=" | 715 | </span><span·class="p"·data-group-id="8945734079-4"><<</span><span·class="s">"mid/6"</span><span·class="p"·data-group-id="8945734079-4">>></span><span·class="gp·unselectable"> |
| 716 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 716 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="8945734079-5">(</span><span·class="s">"http://localhost:80"</span><span·class="p"·data-group-id="8945734079-5">)</span><span·class="p">.</span><span·class="w"> |
| 717 | </span><span·class="s">"http://localhost/"</span><span·class="gp·unselectable"> | 717 | </span><span·class="s">"http://localhost/"</span><span·class="gp·unselectable"> |
| 718 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 718 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="8945734079-6">(</span><span·class="p"·data-group-id="8945734079-7">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 719 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id=" | 719 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id="8945734079-7">}</span><span·class="p"·data-group-id="8945734079-6">)</span><span·class="p">.</span><span·class="w"> |
| 720 | </span><span·class="s">"http://localhost-%C3%B6rebro/a/g"</span></code></pre> | 720 | </span><span·class="s">"http://localhost-%C3%B6rebro/a/g"</span></code></pre> |
| 721 | ··</section> | 721 | ··</section> |
| 722 | </section> | 722 | </section> |
| 723 | <section·class="detail"·id="normalize/2"> | 723 | <section·class="detail"·id="normalize/2"> |
| 724 | ··<div·class="detail-header"> | 724 | ··<div·class="detail-header"> |
| 725 | ····<a·href="#normalize/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 725 | ····<a·href="#normalize/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| Offset 749, 23 lines modified | Offset 749, 23 lines modified | ||
| 749 | ·······················Options·::·[return_map], | 749 | ·······················Options·::·[return_map], |
| 750 | ·······················NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 750 | ·······················NormalizedURI·::·<a·href="#t:uri_string/0">uri_string</a>()·|·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 751 | ······</div> | 751 | ······</div> |
| 752 | <p>Same·as·<a·href="#normalize/1"><code·class="inline">normalize/1</code></a>·but·with·an·additional·<code·class="inline">Options</code> | 752 | <p>Same·as·<a·href="#normalize/1"><code·class="inline">normalize/1</code></a>·but·with·an·additional·<code·class="inline">Options</code> |
| 753 | parameter,·that·controls·whether·the·normalized·URI·shall·be·returned·as·an | 753 | parameter,·that·controls·whether·the·normalized·URI·shall·be·returned·as·an |
| 754 | uri_map().</p><p>There·is·one·supported·option:·<code·class="inline">return_map</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 754 | uri_map().</p><p>There·is·one·supported·option:·<code·class="inline">return_map</code>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6503166076-1">(</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6503166076-2">[</span><span·class="ss">return_map</span><span·class="p"·data-group-id="6503166076-2">]</[·...·truncated·by·diffoscope;·len:·46,·SHA:·6ebb093accf94ebb436b046bbe2318383125a640af31594e4ee6e45b1c65e34e·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 755 | </span><span·class="p"·data-group-id=" | 755 | </span><span·class="p"·data-group-id="6503166076-3">#{</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/a/g"</span><span·class="p"·data-group-id="6503166076-3">}</span><span·class="gp·unselectable"> |
| 756 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 756 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6503166076-4">(</span><span·class="p"·data-group-id="6503166076-5"><<</span><span·class="s">"mid/content=5/../6"</span><span·class="p"·data-group-id="6503166076-5">>></span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·168,·SHA:·a28f4a9d359ebc68b4628a9628ed14e2de392dc3869b65b20611dd4c7465821c·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 757 | </span><span·class="p"·data-group-id=" | 757 | </span><span·class="p"·data-group-id="6503166076-7">#{</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="6503166076-8"><<</span><span·class="s">"mid/6"</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·72,·SHA:·095f283cde87a1dcc0e18abd973cc052756aedc6ea7687b69a75ce16211b4eae·...·]-7">}</span><span·class="gp·unselectable"> |
| 758 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 758 | 3>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6503166076-9">(</span><span·class="s">"http://localhost:80"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6503166076-10">[</span><span·class="ss">return_map</span><span·class="p"·data-group-id="6503166076-10[·...·truncated·by·diffoscope;·len:·51,·SHA:·dcd627da754d11fe384b8026541b99ef0298b78572672a7f786858dc3a2a46bf·...·]-9">)</span><span·class="p">.</span><span·class="w"> |
| 759 | </span><span·class="p"·data-group-id=" | 759 | </span><span·class="p"·data-group-id="6503166076-11">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·290,·SHA:·d1e57e443c1b29b816745142e2c0949dfd9483d37e5804354ca37c013b804ecf·...·]-11">}</span><span·class="gp·unselectable"> |
| 760 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 760 | 4>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="6503166076-12">(</span><span·class="p"·data-group-id="6503166076-13">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">80</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/a/b/c/./../../g"</span><span·class="p">,</span><span·class="gp·unselectable"> |
| 761 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id=" | 761 | 4>·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"localhost-örebro"</span><span·class="p"·data-group-id="6503166076-13">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="6503166076-14">[</span><span·class="ss">return_map</span><span·class="p"·data-group-id="6503166076-14">]</span><span·class="p"·data-group-id="6503166076-12">)</span><span·class="p">.</span><span·class="w"> |
| 762 | </span><span·class="p"·data-group-id=" | 762 | </span><span·class="p"·data-group-id="6503166076-15">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·300,·SHA:·0d7aa7067bc531354997ee89da347ba445f0f063263c7eeebc7e6e7cc536ea79·...·]-15">}</span></code></pre> |
| 763 | ··</section> | 763 | ··</section> |
| 764 | </section> | 764 | </section> |
| 765 | <section·class="detail"·id="parse/1"> | 765 | <section·class="detail"·id="parse/1"> |
| 766 | ··<div·class="detail-header"> | 766 | ··<div·class="detail-header"> |
| 767 | ····<a·href="#parse/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 767 | ····<a·href="#parse/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 768 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 787, 22 lines modified | Offset 787, 22 lines modified | ||
| 787 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·parse(URIString)·->·URIMap·when·URIString·::·<a·href="#t:uri_string/0">uri_string</a>(),·URIMap·::·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> | 787 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·parse(URIString)·->·URIMap·when·URIString·::·<a·href="#t:uri_string/0">uri_string</a>(),·URIMap·::·<a·href="#t:uri_map/0">uri_map</a>()·|·<a·href="#t:error/0">error</a>().</pre> |
| 788 | ······</div> | 788 | ······</div> |
| 789 | <p>Parses·an·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>·compliant | 789 | <p>Parses·an·<a·href="https://www.ietf.org/rfc/rfc3986.txt">RFC·3986</a>·compliant |
| 790 | <a·href="#t:uri_string/0"><code·class="inline">uri_string/0</code></a>·into·a·<a·href="#t:uri_map/0"><code·class="inline">uri_map/0</code></a>,·that·holds·the·parsed·components·of·the | 790 | <a·href="#t:uri_string/0"><code·class="inline">uri_string/0</code></a>·into·a·<a·href="#t:uri_map/0"><code·class="inline">uri_map/0</code></a>,·that·holds·the·parsed·components·of·the |
| 791 | <code·class="inline">URI</code>.·If·parsing·fails,·an·error·tuple·is·returned.</p><p>See·also·the·opposite·operation·<a·href="#recompose/1"><code·class="inline">recompose/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 791 | <code·class="inline">URI</code>.·If·parsing·fails,·an·error·tuple·is·returned.</p><p>See·also·the·opposite·operation·<a·href="#recompose/1"><code·class="inline">recompose/1</code></a>.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="3709159476-1">(</span><span·class="s">"foo://user@example.com:8042/over/there?name=ferret#nose"</span><span·class="p"·data-group-id="3709159476-1">)</span><span·class="p">.</span><span·class="w"> |
| 792 | </span><span·class="p"·data-group-id=" | 792 | </span><span·class="p"·data-group-id="3709159476-2">#{</span><span·class="ss">fragment</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"nose"</span><span·class="p">,</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"example.com"</span><span·class="p">,</span><span·class="w"> |
| 793 | ··</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/over/there"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"name=ferret"</span><span·class="p">,</span><span·class="w"> | 793 | ··</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/over/there"</span><span·class="p">,</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"name=ferret"</span><span·class="p">,</span><span·class="w"> |
| 794 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">userinfo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"user"</span><span·class="p"·data-group-id=" | 794 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">userinfo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"user"</span><span·class="p"·data-group-id="3709159476-2">}</span><span·class="gp·unselectable"> |
| 795 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="0461520441-3">(</span><span·class="p"·data-group-id="0461520441-4"><<</span><span·class="s">"foo://user@example.com:8042/over/there?name=ferret"</span><span·class="p"·data-group-id="0461520441-4">>></span><span·class="p"·data-group-id="0461520441-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 796 | </span><span·class= | 795 | 2>·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="3709159476-3">(</span><span·class="p"·data-group-id="3709159476-4"><<</span><span·class="s">"foo://user@example.co[·...·truncated·by·diffoscope;·len:·172,·SHA:·ddc3ce5cd2ac3e99f0ec98bf456ef75b22d85333de5395d3bfe8ef574557b915·...·]</span><span·class="w"> |
| 796 | </span><span·class="p"·data-group-id="3709159476-5">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3709159476-6"><<</span><span·class="s">"example.com"</span><span·class="p"·data-group-id="3709159476-6">>></span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3709159476-7"><<</span><span·class="s">"/over/there"</span><span·class="p"·data-group-id="3709159476-7">>></span><span·class="p">,</span><span·class="w"> | ||
| 797 | ··</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 797 | ··</span><span·class="ss">port</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="mi">8042</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3709159476-8"><<</span><span·class="s">"name=ferret"</span><span·class="p"·data-group-id="3709159476-8">>></span><span·class="p">,</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w"[·...·truncated·by·diffoscope;·len:·148,·SHA:·f97dcbf629ec195474771b27b1ae2a38b3b7bb2c489ab2c7409b52363fd92c95·...·]-9">>></span><span·class="p">,</span><span·class="w"> |
| 798 | ··</span><span·class="ss">userinfo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id=" | 798 | ··</span><span·class="ss">userinfo</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="3709159476-10"><<</span><span·class="s">"user"</span><span·class="p"·data-group-id="3709159476-10">>></span><span·class="p"·data-group-id="3709159476-5">}</span></code></pre> |
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| 190 | URI·components·using·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters. | 190 | URI·components·using·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters. |
| 191 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·is·a·convenient·choice·for·enabling | 191 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·is·a·convenient·choice·for·enabling |
| 192 | operations·such·as·producing·standard·compliant·URIs·out·of·components·that·have | 192 | operations·such·as·producing·standard·compliant·URIs·out·of·components·that·have |
| 193 | special·or·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters.·It·is·easier | 193 | special·or·<a·href="unicode_usage.html#what-unicode-is">Unicode</a>·characters.·It·is·easier |
| 194 | to·explain·this·by·an·example.</p><p>Let's·say·that·we·would·like·to·create·the·following·URI·and·send·it·over·the | 194 | to·explain·this·by·an·example.</p><p>Let's·say·that·we·would·like·to·create·the·following·URI·and·send·it·over·the |
| 195 | network:·<code·class="inline">http://cities/örebro?foo·bar</code>.·This·is·not·a·valid·URI·as·it·contains | 195 | network:·<code·class="inline">http://cities/örebro?foo·bar</code>.·This·is·not·a·valid·URI·as·it·contains |
| 196 | characters·that·are·not·allowed·in·a·URI·such·as·"ö"·and·the·space.·We·can | 196 | characters·that·are·not·allowed·in·a·URI·such·as·"ö"·and·the·space.·We·can |
| 197 | verify·this·by·parsing·the·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 197 | verify·this·by·parsing·the·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="7982658541-1">(</span><span·class="s">"http://cities/örebro?foo·bar"</span><span·class="p"·data-group-id="7982658541-1">)</span><span·class="p">.</span><span·class="w"> |
| 198 | ··</span><span·class="p"·data-group-id=" | 198 | ··</span><span·class="p"·data-group-id="7982658541-2">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">invalid_uri</span><span·class="p">,</span><span·class="s">":"</span><span·class="p"·data-group-id="7982658541-2">}</span></code></pre><p>The·URI·parser·tries·all·possible·combinations·to·interpret·the·input·and·fails |
| 199 | at·the·last·attempt·when·it·encounters·the·colon·character·<code·class="inline">":"</code>.·Note,·that·the | 199 | at·the·last·attempt·when·it·encounters·the·colon·character·<code·class="inline">":"</code>.·Note,·that·the |
| 200 | inital·fault·occurs·when·the·parser·attempts·to·interpret·the·character·<code·class="inline">"ö"</code> | 200 | inital·fault·occurs·when·the·parser·attempts·to·interpret·the·character·<code·class="inline">"ö"</code> |
| 201 | and·after·a·failure·back-tracks·to·the·point·where·it·has·another·possible | 201 | and·after·a·failure·back-tracks·to·the·point·where·it·has·another·possible |
| 202 | parsing·alternative.</p><p>The·proper·way·to·solve·this·problem·is·to·use·<a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>·with·a | 202 | parsing·alternative.</p><p>The·proper·way·to·solve·this·problem·is·to·use·<a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>·with·a |
| 203 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·as·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id=" | 203 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·as·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id="5910362693-1">(</span><span·class="p"·data-group-id="5910362693-2">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"cities"</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/örebro"</span><span·class="p">,</span><span·class="w"> |
| 204 | ··</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id=" | 204 | ··</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"foo·bar"</span><span·class="p"·data-group-id="5910362693-2">}</span><span·class="p"·data-group-id="5910362693-1">)</span><span·class="p">.</span><span·class="w"> |
| 205 | ··</span><span·class="s">"http://cities/%C3%B6rebro?foo%20bar"</span></code></pre><p>The·result·is·a·valid·URI·where·all·the·special·characters·are·encoded·as | 205 | ··</span><span·class="s">"http://cities/%C3%B6rebro?foo%20bar"</span></code></pre><p>The·result·is·a·valid·URI·where·all·the·special·characters·are·encoded·as |
| 206 | defined·by·the·standard.·Applying·<a·href="uri_string.html#parse/1"><code·class="inline">uri_string:parse/1</code></a>·and | 206 | defined·by·the·standard.·Applying·<a·href="uri_string.html#parse/1"><code·class="inline">uri_string:parse/1</code></a>·and |
| 207 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·on·the·URI·returns·the·original·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 207 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·on·the·URI·returns·the·original·input:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="mi">3</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="3138546462-1">(</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="3138546462-2">(</span><span·class="s">"http://cities/%C3%B6rebro?foo%20bar"</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·532dba4ff0163dbbb264e9258c7cc35b5a0dcbc25f51d601d93a08e98dc27aef·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 208 | ··</span><span·class="p"·data-group-id=" | 208 | ··</span><span·class="p"·data-group-id="3138546462-3">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"cities"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/örebro"</span><span·class="p">,</span><span·class="k">query</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"foo·bar"</span><span·class="p">,</span><span·class="w"> |
| 209 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id=" | 209 | ··</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id="3138546462-3">}</span></code></pre><p>This·symmetric·property·is·heavily·used·in·our·property·test·suite.</p><h2·id="percent-encoding"·class="section-heading"> |
| 210 | ··<a·href="#percent-encoding"·class="hover-link"> | 210 | ··<a·href="#percent-encoding"·class="hover-link"> |
| 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 211 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 212 | ··</a> | 212 | ··</a> |
| 213 | ··<span·class="text">Percent-encoding</span> | 213 | ··<span·class="text">Percent-encoding</span> |
| 214 | </h2> | 214 | </h2> |
| 215 | <p>As·you·have·seen·in·the·previous·chapter,·a·standard·URI·can·only·contain·a | 215 | <p>As·you·have·seen·in·the·previous·chapter,·a·standard·URI·can·only·contain·a |
| 216 | strict·subset·of·the·US·ASCII·character·set,·moreover·the·allowed·set·of | 216 | strict·subset·of·the·US·ASCII·character·set,·moreover·the·allowed·set·of |
| Offset 225, 72 lines modified | Offset 225, 72 lines modified | ||
| 225 | <a·href="unicode_usage.html#what-unicode-is">Unicode</a>·and·it·is·encoded·using·a·single | 225 | <a·href="unicode_usage.html#what-unicode-is">Unicode</a>·and·it·is·encoded·using·a·single |
| 226 | octet·<code·class="inline">0x20</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><a·href="unicode_usage.html#what-unicode-is">Unicode</a>·is·backward·compatible·with·ASCII, | 226 | octet·<code·class="inline">0x20</code>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p><a·href="unicode_usage.html#what-unicode-is">Unicode</a>·is·backward·compatible·with·ASCII, |
| 227 | the·encoding·of·the·first·128·characters·is·the·same·binary·value·as·in·ASCII.</p></section><p><a·href=""·id="percent_encoding"></a>·It·is·a·major·source·of·confusion·exactly·which | 227 | the·encoding·of·the·first·128·characters·is·the·same·binary·value·as·in·ASCII.</p></section><p><a·href=""·id="percent_encoding"></a>·It·is·a·major·source·of·confusion·exactly·which |
| 228 | characters·will·be·percent-encoded.·In·order·to·make·it·easier·to·answer·this | 228 | characters·will·be·percent-encoded.·In·order·to·make·it·easier·to·answer·this |
| 229 | question·the·library·provides·a·utility·function, | 229 | question·the·library·provides·a·utility·function, |
| 230 | <a·href="uri_string.html#allowed_characters/0"><code·class="inline">uri_string:allowed_characters/0</code></a>,·that | 230 | <a·href="uri_string.html#allowed_characters/0"><code·class="inline">uri_string:allowed_characters/0</code></a>,·that |
| 231 | lists·the·allowed·set·of·characters·in·each·major·URI·component,·and·also·in·the | 231 | lists·the·allowed·set·of·characters·in·each·major·URI·component,·and·also·in·the |
| 232 | most·important·standard·character·sets.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">allowed_characters</span><span·class="p"·data-group-id=" | 232 | most·important·standard·character·sets.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">allowed_characters</span><span·class="p"·data-group-id="8120553668-1">(</span><span·class="p"·data-group-id="8120553668-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | ····</span><span·class="p"·data-group-id=" | 233 | ····</span><span·class="p"·data-group-id="8120553668-2">[</span><span·class="p"·data-group-id="8120553668-3">{</span><span·class="ss">scheme</span><span·class="p">,</span><span·class="w"> |
| 234 | ·····</span><span·class="s">"+-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"</span><span·class="p"·data-group-id=" | 234 | ·····</span><span·class="s">"+-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"</span><span·class="p"·data-group-id="8120553668-3">}</span><span·class="p">,</span><span·class="w"> |
| 235 | ····</span><span·class="p"·data-group-id=" | 235 | ····</span><span·class="p"·data-group-id="8120553668-4">{</span><span·class="ss">userinfo</span><span·class="p">,</span><span·class="w"> |
| 236 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 236 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="8120553668-4">}</span><span·class="p">,</span><span·class="w"> |
| 237 | ····</span><span·class="p"·data-group-id=" | 237 | ····</span><span·class="p"·data-group-id="8120553668-5">{</span><span·class="ss">host</span><span·class="p">,</span><span·class="w"> |
| 238 | ·····</span><span·class="s">"!$&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 238 | ·····</span><span·class="s">"!$&'()*+,-.0123456789:;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="8120553668-5">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ····</span><span·class="p"·data-group-id=" | 239 | ····</span><span·class="p"·data-group-id="8120553668-6">{</span><span·class="ss">ipv4</span><span·class="p">,</span><span·class="s">".0123456789"</span><span·class="p"·data-group-id="8120553668-6">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ····</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="p"·data-group-id="8120553668-7">{</span><span·class="ss">ipv6</span><span·class="p">,</span><span·class="s">".0123456789:ABCDEFabcdef"</span><span·class="p"·data-group-id="8120553668-7">}</span><span·class="p">,</span><span·class="w"> |
| 241 | ····</span><span·class="p"·data-group-id=" | 241 | ····</span><span·class="p"·data-group-id="8120553668-8">{</span><span·class="ss">regname</span><span·class="p">,</span><span·class="w"> |
| 242 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 242 | ·····</span><span·class="s">"!$%&'()*+,-.0123456789;=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="8120553668-8">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ····</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="p"·data-group-id="8120553668-9">{</span><span·class="ss">path</span><span·class="p">,</span><span·class="w"> |
| 244 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 244 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="8120553668-9">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ····</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="p"·data-group-id="8120553668-10">{</span><span·class="k">query</span><span·class="p">,</span><span·class="w"> |
| 246 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 246 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="8120553668-10">}</span><span·class="p">,</span><span·class="w"> |
| 247 | ····</span><span·class="p"·data-group-id=" | 247 | ····</span><span·class="p"·data-group-id="8120553668-11">{</span><span·class="ss">fragment</span><span·class="p">,</span><span·class="w"> |
| 248 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 248 | ·····</span><span·class="s">"!$%&'()*+,-./0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="8120553668-11">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ····</span><span·class="p"·data-group-id=" | 249 | ····</span><span·class="p"·data-group-id="8120553668-12">{</span><span·class="ss">reserved</span><span·class="p">,</span><span·class="s">"!#$&'()*+,/:;=?@[]"</span><span·class="p"·data-group-id="8120553668-12">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ····</span><span·class="p"·data-group-id=" | 250 | ····</span><span·class="p"·data-group-id="8120553668-13">{</span><span·class="ss">unreserved</span><span·class="p">,</span><span·class="w"> |
| 251 | ·····</span><span·class="s">"-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id=" | 251 | ·····</span><span·class="s">"-.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~"</span><span·class="p"·data-group-id="8120553668-13">}</span><span·class="p"·data-group-id="8120553668-2">]</span></code></pre><p>If·a·URI·component·has·a·character·that·is·not·allowed,·it·will·be |
| 252 | percent-encoded·when·the·URI·is·produced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id=" | 252 | percent-encoded·when·the·URI·is·produced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">2</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">recompose</span><span·class="p"·data-group-id="2892769333-1">(</span><span·class="p"·data-group-id="2892769333-2">#{</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"https"</span><span·class="p">,</span><span·clas[·...·truncated·by·diffoscope;·len:·444,·SHA:·21b23950c32f043612e381bd5a0d0b96fe36aa53129d98e64969028f1e750402·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 253 | ····</span><span·class="s">"https://local%23host"</span></code></pre><p>Consuming·a·URI·containing·percent-encoded·triplets·can·take·many·steps.·The | 253 | ····</span><span·class="s">"https://local%23host"</span></code></pre><p>Consuming·a·URI·containing·percent-encoded·triplets·can·take·many·steps.·The |
| 254 | following·example·shows·how·to·handle·an·input·URI·that·is·not·normalized·and | 254 | following·example·shows·how·to·handle·an·input·URI·that·is·not·normalized·and |
| 255 | contains·multiple·percent-encoded·triplets.·First,·the·input | 255 | contains·multiple·percent-encoded·triplets.·First,·the·input |
| 256 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>·is·to·be·parsed·into·a | 256 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>·is·to·be·parsed·into·a |
| 257 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>.·The·parsing·only·splits·the·URI·into | 257 | <a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>.·The·parsing·only·splits·the·URI·into |
| 258 | its·components·without·doing·any·decoding:</p><pre><code·class="text">····3>·uri_string:parse("http://%6C%6Fcal%23host/%F6re%26bro%20"). | 258 | its·components·without·doing·any·decoding:</p><pre><code·class="text">····3>·uri_string:parse("http://%6C%6Fcal%23host/%F6re%26bro%20"). |
| 259 | ····#{host·=>·"%6C%6Fcal%23host",path·=>·"/%F6re%26bro%20", | 259 | ····#{host·=>·"%6C%6Fcal%23host",path·=>·"/%F6re%26bro%20", |
| 260 | ······scheme·=>·"http"}}</code></pre><p>The·input·is·a·valid·URI·but·how·can·you·decode·those·percent-encoded·octets? | 260 | ······scheme·=>·"http"}}</code></pre><p>The·input·is·a·valid·URI·but·how·can·you·decode·those·percent-encoded·octets? |
| 261 | You·can·try·to·normalize·the·input·with·<a·href="uri_string.html#normalize/1"><code·class="inline">uri_string:normalize/1</code></a>.·The·normalize | 261 | You·can·try·to·normalize·the·input·with·<a·href="uri_string.html#normalize/1"><code·class="inline">uri_string:normalize/1</code></a>.·The·normalize |
| 262 | operation·decodes·those·percent-encoded·triplets·that·correspond·to·a·character | 262 | operation·decodes·those·percent-encoded·triplets·that·correspond·to·a·character |
| 263 | in·the·unreserved·set.·Normalization·is·a·safe,·idempotent·operation·that | 263 | in·the·unreserved·set.·Normalization·is·a·safe,·idempotent·operation·that |
| 264 | converts·a·URI·into·its·canonical·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 264 | converts·a·URI·into·its·canonical·form:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">4</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="7694693671-1">(</span><span·class="s">"http://%6C%6Fcal%23host/%F6re%26bro%20"</span><span·class="p"·data-group-id="7694693671-1">)</span><span·class="p">.</span><span·class="w"> |
| 265 | ····</span><span·class="s">"http://local%23host/%F6re%26bro%20"</span><span·class="w"> | 265 | ····</span><span·class="s">"http://local%23host/%F6re%26bro%20"</span><span·class="w"> |
| 266 | ····</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id=" | 266 | ····</span><span·class="mi">5</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">normalize</span><span·class="p"·data-group-id="7694693671-2">(</span><span·class="s">"http://%6C%6Fcal%23host/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7694693671-3">[</span><span·class="ss">return_map</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·68,·SHA:·e4a28c78e0c36acded8947b0ae4e3b203c11516b14ed39257dca95c3d721180b·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 267 | ····</span><span·class="p"·data-group-id=" | 267 | ····</span><span·class="p"·data-group-id="7694693671-4">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"local%23host"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w"> |
| 268 | ······</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id=" | 268 | ······</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id="7694693671-4">}</span></code></pre><p>There·are·still·a·few·percent-encoded·triplets·left·in·the·output.·At·this |
| 269 | point,·when·the·URI·is·already·parsed,·it·is·safe·to·apply·application·specific | 269 | point,·when·the·URI·is·already·parsed,·it·is·safe·to·apply·application·specific |
| 270 | decoding·on·the·remaining·character·triplets.·Erlang/OTP·provides·a·function, | 270 | decoding·on·the·remaining·character·triplets.·Erlang/OTP·provides·a·function, |
| 271 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·for·raw·percent·decoding·that·you·can·use·on·the | 271 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·for·raw·percent·decoding·that·you·can·use·on·the |
| 272 | host·and·path·components,·or·on·the·whole·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 272 | host·and·path·components,·or·on·the·whole·map:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">6</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="9150104649-1">(</span><span·class="s">"local%23host"</span><span·class="p"·data-group-id="9150104649-1">)</span><span·class="p">.</span><span·class="w"> |
| 273 | ····</span><span·class="s">"local#host"</span><span·class="w"> | 273 | ····</span><span·class="s">"local#host"</span><span·class="w"> |
| 274 | ····</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 274 | ····</span><span·class="mi">7</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="9150104649-2">(</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p"·data-group-id="9150104649-2">)</span><span·class="p">.</span><span·class="w"> |
| 275 | ····</span><span·class="p"·data-group-id=" | 275 | ····</span><span·class="p"·data-group-id="9150104649-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">invalid_utf8</span><span·class="p">,</span><span·class="p"·data-group-id="9150104649-4"><<</span><span·class="s">"/öre&bro·"</span><span·class="[·...·truncated·by·diffoscope;·len:·88,·SHA:·1cd38c1c372682f7c2d831813f33bd924be9c1ff0ffcafff9494ef49ad12a1e7·...·]-3">}</span><span·class="w"> |
| 276 | ····</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 276 | ····</span><span·class="mi">8</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="9150104649-5">(</span><span·class="p"·data-group-id="9150104649-6">#{</span><span·class="ss">host</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"local%23host"</span><span·class="p">,</span><span·class="ss">path</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w"> |
| 277 | ····</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id=" | 277 | ····</span><span·class="ss">scheme</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="s">"http"</span><span·class="p"·data-group-id="9150104649-6">}</span><span·class="p"·data-group-id="9150104649-5">)</span><span·class="p">.</span><span·class="w"> |
| 278 | ····</span><span·class="p"·data-group-id=" | 278 | ····</span><span·class="p"·data-group-id="9150104649-7">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="p"·data-group-id="9150104649-8">{</span><span·class="ss">invalid</span><span·class="p">,</span><span·class="p"·data-group-id="9150104649-9">{</span><span·class="ss">pat[·...·truncated·by·diffoscope;·len:·517,·SHA:·3f69e1c34145680ac54eeef22b0f298911945ce894a2301558f9f065e4111856·...·]-7">}</span></code></pre><p>The·<code·class="inline">host</code>·was·successfully·decoded·but·the·path·contains·at·least·one·character |
| 279 | with·non-UTF-8·encoding.·In·order·to·be·able·to·decode·this,·you·have·to·make | 279 | with·non-UTF-8·encoding.·In·order·to·be·able·to·decode·this,·you·have·to·make |
| 280 | assumptions·about·the·encoding·used·in·these·triplets.·The·most·obvious·choice | 280 | assumptions·about·the·encoding·used·in·these·triplets.·The·most·obvious·choice |
| 281 | is·<em>latin-1</em>,·so·you·can·try·<a·href="uri_string.html#transcode/2"><code·class="inline">uri_string:transcode/2</code></a>,·to·transcode·the·path·to | 281 | is·<em>latin-1</em>,·so·you·can·try·<a·href="uri_string.html#transcode/2"><code·class="inline">uri_string:transcode/2</code></a>,·to·transcode·the·path·to |
| 282 | UTF-8·and·run·the·percent-decode·operation·on·the·transcoded·string:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">transcode</span><span·class="p"·data-group-id="5 | 282 | UTF-8·and·run·the·percent-decode·operation·on·the·transcoded·string:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">9</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">transcode</span><span·class="p"·data-group-id="5766057224-1">(</span><span·class="s">"/%F6re%26bro%20"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5766057224-2">[</span><span·class="p"·data-group-id="5766057224-3">{</span><span·class="ss">in_encoding</s[·...·truncated·by·diffoscope;·len:·229,·SHA:·1b3a57ca46ceae7ab09065de46a84a01a2f708f25f306a0fd7033cecca83c46a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 283 | ····</span><span·class="s">"/%C3%B6re%26bro%20"</span><span·class="w"> | 283 | ····</span><span·class="s">"/%C3%B6re%26bro%20"</span><span·class="w"> |
| 284 | ····</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="5 | 284 | ····</span><span·class="mi">10</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="5766057224-4">(</span><span·class="s">"/%C3%B6re%26bro%20"</span><span·class="p"·data-group-id="5766057224-4">)</span><span·class="p">.</span><span·class="w"> |
| 285 | ····</span><span·class="s">"/öre&bro·"</span></code></pre><p>It·is·important·to·emphasize·that·it·is·not·safe·to·apply | 285 | ····</span><span·class="s">"/öre&bro·"</span></code></pre><p>It·is·important·to·emphasize·that·it·is·not·safe·to·apply |
| 286 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·directly·on·an·input·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">11</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id=" | 286 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>·directly·on·an·input·URI:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="mi">11</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">percent_decode</span><span·class="p"·data-group-id="4103259993-1">(</span><span·class="s">"http://%6C%6Fcal%23host/%C3%B6re%26bro%20"</span><span·class="p"·data-group-id="4103259993-1">)</span><span·class="p">.</span><span·class="w"> |
| 287 | ····</span><span·class="s">"http://local#host/öre&bro·"</span><span·class="w"> | 287 | ····</span><span·class="s">"http://local#host/öre&bro·"</span><span·class="w"> |
| 288 | ····</span><span·class="mi">12</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id=" | 288 | ····</span><span·class="mi">12</span><span·class="o">></span><span·class="w">·</span><span·class="nc">uri_string</span><span·class="p">:</span><span·class="nf">parse</span><span·class="p"·data-group-id="4103259993-2">(</span><span·class="s">"http://local#host/öre&bro·"</span><span·class="p"·data-group-id="4103259993-2">)</span><span·class="p">.</span><span·class="w"> |
| 289 | ····</span><span·class="p"·data-group-id=" | 289 | ····</span><span·class="p"·data-group-id="4103259993-3">{</span><span·class="ss">error</span><span·class="p">,</span><span·class="ss">invalid_uri</span><span·class="p">,</span><span·class="s">":"</span><span·class="p"·data-group-id="4103259993-3">}</span></code></pre><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>Percent-encoding·is·implemented·in·<a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>·and·it·happens |
| 290 | when·converting·a·<a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·into·a | 290 | when·converting·a·<a·href="uri_string.html#t:uri_map/0"><code·class="inline">uri_map()</code></a>·into·a |
| 291 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>.·Applying·any·percent-encoding | 291 | <a·href="uri_string.html#t:uri_string/0"><code·class="inline">uri_string()</code></a>.·Applying·any·percent-encoding |
| 292 | directly·on·an·input·URI·would·not·be·safe·just·as·in·the·case·of | 292 | directly·on·an·input·URI·would·not·be·safe·just·as·in·the·case·of |
| 293 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>,·the·output·could·be·an·invalid·URI.·Quoting | 293 | <a·href="uri_string.html#percent_decode/1"><code·class="inline">uri_string:percent_decode/1</code></a>,·the·output·could·be·an·invalid·URI.·Quoting |
| 294 | functions·allow·users·to·perform·raw·percent·encoding·and·decoding·on | 294 | functions·allow·users·to·perform·raw·percent·encoding·and·decoding·on |
| 295 | application·data·which·cannot·be·handled·automatically·by | 295 | application·data·which·cannot·be·handled·automatically·by |
| 296 | <a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>.·For·example·in·scenario·when·user·would·need·to·use | 296 | <a·href="uri_string.html#recompose/1"><code·class="inline">uri_string:recompose/1</code></a>.·For·example·in·scenario·when·user·would·need·to·use |
| Offset 378, 15 lines modified | Offset 378, 15 lines modified | ||
| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
| Offset 882, 15 lines modified | Offset 882, 15 lines modified | ||
| 882 | ······<p·class="built-using"> | 882 | ······<p·class="built-using"> |
| 883 | ········Built·using | 883 | ········Built·using |
| 884 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 884 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 885 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 885 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 886 | ······</p> | 886 | ······</p> |
| 887 | <p>Copyright·©·1996-202 | 887 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 888 | ····</footer> | 888 | ····</footer> |
| 889 | ··</div> | 889 | ··</div> |
| 890 | </main> | 890 | </main> |
| 891 | </div> | 891 | </div> |
| 892 | <script> | 892 | <script> |
| 893 | ··function·mermaidLoaded()·{ | 893 | ··function·mermaidLoaded()·{ |
| 894 | ····mermaid.initialize({ | 894 | ····mermaid.initialize({ |
| Offset 1020, 37 lines modified | Offset 1020, 37 lines modified | ||
| 1020 | <code·class="inline">Archive</code>,·starting·with·<code·class="inline">AccIn·==·Acc0</code>.</p><p><code·class="inline">FileInArchive</code>·is·the·name·that·the·file·has·in·the·archive.</p><p><code·class="inline">GetInfo</code>·is·a·fun·that·returns·information·about·the·file.</p><p><code·class="inline">GetBin</code>·returns·the·file·contents.</p><p>Both·<code·class="inline">GetInfo</code>·and·<code·class="inline">GetBin</code>·must·be·called·within·the·<code·class="inline">Fun</code>.·Their·behavior·is | 1020 | <code·class="inline">Archive</code>,·starting·with·<code·class="inline">AccIn·==·Acc0</code>.</p><p><code·class="inline">FileInArchive</code>·is·the·name·that·the·file·has·in·the·archive.</p><p><code·class="inline">GetInfo</code>·is·a·fun·that·returns·information·about·the·file.</p><p><code·class="inline">GetBin</code>·returns·the·file·contents.</p><p>Both·<code·class="inline">GetInfo</code>·and·<code·class="inline">GetBin</code>·must·be·called·within·the·<code·class="inline">Fun</code>.·Their·behavior·is |
| 1021 | undefined·if·they·are·called·outside·the·context·of·<code·class="inline">Fun</code>.</p><p>The·<code·class="inline">Fun</code>·must·return·a·new·accumulator,·which·is·passed·to·the·next·call. | 1021 | undefined·if·they·are·called·outside·the·context·of·<code·class="inline">Fun</code>.</p><p>The·<code·class="inline">Fun</code>·must·return·a·new·accumulator,·which·is·passed·to·the·next·call. |
| 1022 | <a·href="#foldl/3"><code·class="inline">foldl/3</code></a>·returns·the·final·accumulator·value.·<code·class="inline">Acc0</code>·is·returned | 1022 | <a·href="#foldl/3"><code·class="inline">foldl/3</code></a>·returns·the·final·accumulator·value.·<code·class="inline">Acc0</code>·is·returned |
| 1023 | if·the·archive·is·empty.·It·is·not·necessary·to·iterate·over·all·files·in·the | 1023 | if·the·archive·is·empty.·It·is·not·necessary·to·iterate·over·all·files·in·the |
| 1024 | archive.·The·iteration·can·be·ended·prematurely·in·a·controlled·manner·by | 1024 | archive.·The·iteration·can·be·ended·prematurely·in·a·controlled·manner·by |
| 1025 | throwing·an·exception.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"dummy.zip"</span><span·class="p">.</span><span·class="w"> | 1025 | throwing·an·exception.</p><p><em>Example:</em></p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">>·</span><span·class="n">Name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="s">"dummy.zip"</span><span·class="p">.</span><span·class="w"> |
| 1026 | </span><span·class="s">"dummy.zip"</span><span·class="gp·unselectable"> | 1026 | </span><span·class="s">"dummy.zip"</span><span·class="gp·unselectable"> |
| 1027 | >·</span><span·class="p"·data-group-id=" | 1027 | >·</span><span·class="p"·data-group-id="5122370467-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5122370467-2">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><span·[·...·truncated·by·diffoscope;·len:·1460,·SHA:·63d67127ff2fd3597c91cd07968932716b561a9f59d2556d91a5cf5a3397fbaf·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 1028 | </span><span·class="p"·data-group-id=" | 1028 | </span><span·class="p"·data-group-id="5122370467-10">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5122370467-11">{</span><span·class="s">"dummy.zip"</span><span·class="p">,</span><span·class="w"> |
| 1029 | ·····</span><span·class="p"·data-group-id=" | 1029 | ·····</span><span·class="p"·data-group-id="5122370467-12"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">74</span><span·class="p">,</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">171</span><span·class="p">,</span><span·class="mi">39</span><span·class="p">,</span><span·class="mi">212</span><span·class="p">,</span><span·class="mi">26</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 1030 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 1030 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5122370467-12">>></span><span·class="p"·data-group-id="5122370467-11">}</span><span·class="p"·data-group-id="5122370467-10">}</span><span·class="gp·unselectable"> |
| 1031 | >·</span><span·class="p"·data-group-id=" | 1031 | >·</span><span·class="p"·data-group-id="5122370467-13">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FileSpec</span><span·class="p"·data-group-id="5122370467-13">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·1787,·SHA:·3ffcfdb5b4777582c0dea1db68c1a596c31aba2236d9ff20d519de89d92963f0·...·]-14">)</span><span·class="p">.</span><span·class="w"> |
| 1032 | </span><span·class="p"·data-group-id=" | 1032 | </span><span·class="p"·data-group-id="5122370467-22">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5122370467-23">[</span><span·class="p"·data-group-id="5122370467-24">{</span><span·class="s">"bar"</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·127,·SHA:·7127ceae563d4f87411a9c2a4dca236ca5ecaa7393895466d3cb57e4a88d1e98·...·]-25">>></span><span·class="p">,</span><span·class="w"> |
| 1033 | ······</span><span·class="p"·data-group-id=" | 1033 | ······</span><span·class="p"·data-group-id="5122370467-26">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 1034 | ·················</span><span·class="p"·data-group-id=" | 1034 | ·················</span><span·class="p"·data-group-id="5122370467-27">{</span><span·class="p"·data-group-id="5122370467-28">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5122370467-28">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·8e4e0770eaded0c112d1368b2bc0afa441e0fb95774184271bfb59b9a7aa0019·...·]-27">}</span><span·class="p">,</span><span·class="w"> |
| 1035 | ·················</span><span·class="p"·data-group-id=" | 1035 | ·················</span><span·class="p"·data-group-id="5122370467-30">{</span><span·class="p"·data-group-id="5122370467-31">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5122370467-31">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·09ff1b7f8093c026642ec94dd5c68c3d04dc68a627be35436dfa7ec8d3122a8b·...·]-30">}</span><span·class="p">,</span><span·class="w"> |
| 1036 | ·················</span><span·class="p"·data-group-id=" | 1036 | ·················</span><span·class="p"·data-group-id="5122370467-33">{</span><span·class="p"·data-group-id="5122370467-34">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5122370467-34">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·cf98d3d1676ee235370778f7a3412116b55631b2bda8af13ffc5f667ae0ece1f·...·]-33">}</span><span·class="p">,</span><span·class="w"> |
| 1037 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id=" | 1037 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="5122370467-26">}</span><span·class="p"·data-group-id="5122370467-24">}</span><span·class="p">,</span><span·class="w"> |
| 1038 | ·····</span><span·class="p"·data-group-id=" | 1038 | ·····</span><span·class="p"·data-group-id="5122370467-36">{</span><span·class="s">"foo"</span><span·class="p">,</span><span·class="p"·data-group-id="5122370467-37"><<</span><span·class="s">"FOO"</span><span·class="p"·data-group-id="5122370467-37">>></span><span·class="p">,</span><span·class="w"> |
| 1039 | ······</span><span·class="p"·data-group-id=" | 1039 | ······</span><span·class="p"·data-group-id="5122370467-38">{</span><span·class="ss">file_info</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="ss">regular</span><span·class="p">,</span><span·class="ss">read_write</span><span·class="p">,</span><span·class="w"> |
| 1040 | ·················</span><span·class="p"·data-group-id=" | 1040 | ·················</span><span·class="p"·data-group-id="5122370467-39">{</span><span·class="p"·data-group-id="5122370467-40">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5122370467-40">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·63329d3204f9c97cd9dcf3bf9aa7429c30e9791a5fe54f91bd10371e701bc14b·...·]-39">}</span><span·class="p">,</span><span·class="w"> |
| 1041 | ·················</span><span·class="p"·data-group-id=" | 1041 | ·················</span><span·class="p"·data-group-id="5122370467-42">{</span><span·class="p"·data-group-id="5122370467-43">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5122370467-43">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·58902dee4b887970ff204fc86966bc685a816c6f401b7f2962320857b7bc6364·...·]-42">}</span><span·class="p">,</span><span·class="w"> |
| 1042 | ·················</span><span·class="p"·data-group-id=" | 1042 | ·················</span><span·class="p"·data-group-id="5122370467-45">{</span><span·class="p"·data-group-id="5122370467-46">{</span><span·class="mi">2010</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="5122370467-46">}</span[·...·truncated·by·diffoscope;·len:·299,·SHA:·f3885fe9da10f51c3ef2d916cb2bd3d3e88331e8a65a8f7649b4cd5171f699bc·...·]-45">}</span><span·class="p">,</span><span·class="w"> |
| 1043 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id=" | 1043 | ·················</span><span·class="mi">54</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="5122370467-38">}</span><span·class="p"·data-group-id="5122370467-36">}</span><span·class="p"·data-group-id="5122370467-23">]</span><span·class="p"·data-group-id="5122370467-22">}</span><span·class="gp·unselectable"> |
| 1044 | >·</span><span·class="p"·data-group-id=" | 1044 | >·</span><span·class="p"·data-group-id="5122370467-48">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="5122370467-49">{</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Bin</span><spa[·...·truncated·by·diffoscope;·len:·836,·SHA:·4ce6246a4a677459a588c3021d8754073a084ce9cc72380891250d636ee41475·...·]-50">)</span><span·class="p">.</span><span·class="w"> |
| 1045 | </span><span·class="p"·data-group-id=" | 1045 | </span><span·class="p"·data-group-id="5122370467-53">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="5122370467-54">{</span><span·class="s">"dummy.zip"</span><span·class="p">,</span><span·class="w"> |
| 1046 | ·····</span><span·class="p"·data-group-id=" | 1046 | ·····</span><span·class="p"·data-group-id="5122370467-55"><<</span><span·class="mi">80</span><span·class="p">,</span><span·class="mi">75</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">4</span><span·class="p">,</span><span·class="mi">20</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">74</span><span·class="p">,</span><span·class="mi">152</span><span·class="p">,</span><span·class="mi">97</span><span·class="p">,</span><span·class="mi">60</span><span·class="p">,</span><span·class="mi">171</span><span·class="p">,</span><span·class="mi">39</span><span·class="p">,</span><span·class="mi">212</span><span·class="p">,</span><span·class="mi">26</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 1047 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id=" | 1047 | ·······</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="5122370467-55">>></span><span·class="p"·data-group-id="5122370467-54">}</span><span·class="p"·data-group-id="5122370467-53">}</span><span·class="gp·unselectable"> |
| 1048 | >·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 1048 | >·</span><span·class="k">catch</span><span·class="w">·</span><span·class="nc">zip</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="5122370467-56">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="5122370467-57">(</span><span·class="s">"foo"</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·1433,·SHA:·a77ca3cf81811adae88b05205a5e49eb11c3ac23aed1af97caf5d6a0d56ac074·...·]-56">)</span><span·class="p">.</span><span·class="w"> |
| 1049 | </span><span·class="p"·data-group-id=" | 1049 | </span><span·class="p"·data-group-id="5122370467-63"><<</span><span·class="s">"FOO"</span><span·class="p"·data-group-id="5122370467-63">>></span></code></pre> |
| 1050 | ··</section> | 1050 | ··</section> |
| 1051 | </section> | 1051 | </section> |
| 1052 | <section·class="detail"·id="list_dir/1"> | 1052 | <section·class="detail"·id="list_dir/1"> |
| 1053 | ··<div·class="detail-header"> | 1053 | ··<div·class="detail-header"> |
| 1054 | ····<a·href="#list_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1054 | ····<a·href="#list_dir/1"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1055 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1055 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1619, 15 lines modified | Offset 1619, 15 lines modified | ||
| 1619 | ······<p·class="built-using"> | 1619 | ······<p·class="built-using"> |
| 1620 | ········Built·using | 1620 | ········Built·using |
| 1621 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1621 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1622 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1622 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1623 | ······</p> | 1623 | ······</p> |
| 1624 | <p>Copyright·©·1996-202 | 1624 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1625 | ····</footer> | 1625 | ····</footer> |
| 1626 | ··</div> | 1626 | ··</div> |
| 1627 | </main> | 1627 | </main> |
| 1628 | </div> | 1628 | </div> |
| 1629 | <script> | 1629 | <script> |
| 1630 | ··function·mermaidLoaded()·{ | 1630 | ··function·mermaidLoaded()·{ |
| 1631 | ····mermaid.initialize({ | 1631 | ····mermaid.initialize({ |
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| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
| 146 | ··</div> | 146 | ··</div> |
| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
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| 249 | ······<p·class="built-using"> | 249 | ······<p·class="built-using"> |
| 250 | ········Built·using | 250 | ········Built·using |
| 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 251 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 252 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 253 | ······</p> | 253 | ······</p> |
| 254 | <p>Copyright·©·1996-202 | 254 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 255 | ····</footer> | 255 | ····</footer> |
| 256 | ··</div> | 256 | ··</div> |
| 257 | </main> | 257 | </main> |
| 258 | </div> | 258 | </div> |
| 259 | <script> | 259 | <script> |
| 260 | ··function·mermaidLoaded()·{ | 260 | ··function·mermaidLoaded()·{ |
| 261 | ····mermaid.initialize({ | 261 | ····mermaid.initialize({ |
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| 177 | ······<p·class="built-using"> | 177 | ······<p·class="built-using"> |
| 178 | ········Built·using | 178 | ········Built·using |
| 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 179 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 180 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 181 | ······</p> | 181 | ······</p> |
| 182 | <p>Copyright·©·1996-202 | 182 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 183 | ····</footer> | 183 | ····</footer> |
| 184 | ··</div> | 184 | ··</div> |
| 185 | </main> | 185 | </main> |
| 186 | </div> | 186 | </div> |
| 187 | <script> | 187 | <script> |
| 188 | ··function·mermaidLoaded()·{ | 188 | ··function·mermaidLoaded()·{ |
| 189 | ····mermaid.initialize({ | 189 | ····mermaid.initialize({ |
| Offset 853, 15 lines modified | Offset 853, 15 lines modified | ||
| 853 | ······<p·class="built-using"> | 853 | ······<p·class="built-using"> |
| 854 | ········Built·using | 854 | ········Built·using |
| 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 855 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 856 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 857 | ······</p> | 857 | ······</p> |
| 858 | <p>Copyright·©·1996-202 | 858 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 859 | ····</footer> | 859 | ····</footer> |
| 860 | ··</div> | 860 | ··</div> |
| 861 | </main> | 861 | </main> |
| 862 | </div> | 862 | </div> |
| 863 | <script> | 863 | <script> |
| 864 | ··function·mermaidLoaded()·{ | 864 | ··function·mermaidLoaded()·{ |
| 865 | ····mermaid.initialize({ | 865 | ····mermaid.initialize({ |
| Offset 433, 15 lines modified | Offset 433, 15 lines modified | ||
| 433 | ······<p·class="built-using"> | 433 | ······<p·class="built-using"> |
| 434 | ········Built·using | 434 | ········Built·using |
| 435 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 435 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 436 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 436 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 437 | ······</p> | 437 | ······</p> |
| 438 | <p>Copyright·©·1996-202 | 438 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 439 | ····</footer> | 439 | ····</footer> |
| 440 | ··</div> | 440 | ··</div> |
| 441 | </main> | 441 | </main> |
| 442 | </div> | 442 | </div> |
| 443 | <script> | 443 | <script> |
| 444 | ··function·mermaidLoaded()·{ | 444 | ··function·mermaidLoaded()·{ |
| 445 | ····mermaid.initialize({ | 445 | ····mermaid.initialize({ |
| Offset 969, 15 lines modified | Offset 969, 15 lines modified | ||
| 969 | ······<p·class="built-using"> | 969 | ······<p·class="built-using"> |
| 970 | ········Built·using | 970 | ········Built·using |
| 971 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 971 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 972 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 972 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 973 | ······</p> | 973 | ······</p> |
| 974 | <p>Copyright·©·1996-202 | 974 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 975 | ····</footer> | 975 | ····</footer> |
| 976 | ··</div> | 976 | ··</div> |
| 977 | </main> | 977 | </main> |
| 978 | </div> | 978 | </div> |
| 979 | <script> | 979 | <script> |
| 980 | ··function·mermaidLoaded()·{ | 980 | ··function·mermaidLoaded()·{ |
| 981 | ····mermaid.initialize({ | 981 | ····mermaid.initialize({ |
| Offset 379, 15 lines modified | Offset 379, 15 lines modified | ||
| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
| Offset 6602, 18 lines modified | Offset 6602, 18 lines modified | ||
| 6602 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_postcomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> | 6602 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_postcomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> |
| 6603 | ······</div> | 6603 | ······</div> |
| 6604 | <p>Returns·the·associated·post-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down | 6604 | <p>Returns·the·associated·post-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down |
| 6605 | textual·order.·When·the·code·is·formatted,·post-comments·are·typically | 6605 | textual·order.·When·the·code·is·formatted,·post-comments·are·typically |
| 6606 | displayed·to·the·right·of·and/or·below·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 6606 | displayed·to·the·right·of·and/or·below·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2376808072-1">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="n">X</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Y</span><span·class="p"·data-group-id="2376808072-1">}</span><span·class="w">·····</span><span·class="c1">%·Post-comment·of·tuple</span></code></pre><p>If·possible,·the·comment·should·be·moved·past·any·following·separator·characters |
| 6607 | on·the·same·line,·rather·than·placing·the·separators·on·the·following·line. | 6607 | on·the·same·line,·rather·than·placing·the·separators·on·the·following·line. |
| 6608 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="6 | 6608 | For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="6035886653-1">(</span><span·class="p"·data-group-id="6035886653-2">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Xs</span><span·class="p"·data-group-id="6035886653-2">]</span><span·cl[·...·truncated·by·diffoscope;·len:·104,·SHA:·bd3445d8fe181efe88fa25eeb4da1371896b013e1b2c648ea86c7fe4563d5f42·...·]3-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6609 | ····</span><span·class="nf">foo</span><span·class="p"·data-group-id="6 | 6609 | ····</span><span·class="nf">foo</span><span·class="p"·data-group-id="6035886653-3">(</span><span·class="n">Xs</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">bar</span><span·class="p"·data-group-id="6035886653-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="6035886653-4">)</span><span[·...·truncated·by·diffoscope;·len:·35,·SHA:·6a2345652d6e8bca7aab8ad168911d603f0f297b66e667c31216624d0f8f4eaf·...·]3-3">)</span><span·class="p">;</span><span·class="w">·····</span><span·class="c1">%·Post-comment·of·'bar(X)'·node</span><span·class="w"> |
| 6610 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·past·the·rightmost·"<code·class="inline">)</code>"·and·the·"<code·class="inline">;</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_precomments/1"><code·class="inline">get_precomments/1</code></a>, | 6610 | ·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·past·the·rightmost·"<code·class="inline">)</code>"·and·the·"<code·class="inline">;</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_precomments/1"><code·class="inline">get_precomments/1</code></a>, |
| 6611 | <a·href="#set_postcomments/2"><code·class="inline">set_postcomments/2</code></a>.</p> | 6611 | <a·href="#set_postcomments/2"><code·class="inline">set_postcomments/2</code></a>.</p> |
| 6612 | ··</section> | 6612 | ··</section> |
| 6613 | </section> | 6613 | </section> |
| 6614 | <section·class="detail"·id="get_precomments/1"> | 6614 | <section·class="detail"·id="get_precomments/1"> |
| 6615 | ··<div·class="detail-header"> | 6615 | ··<div·class="detail-header"> |
| Offset 6636, 18 lines modified | Offset 6636, 18 lines modified | ||
| 6636 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_precomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> | 6636 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·get_precomments(<a·href="#t:syntaxTree/0">syntaxTree</a>())·->·[<a·href="#t:syntaxTree/0">syntaxTree</a>()].</pre> |
| 6637 | ······</div> | 6637 | ······</div> |
| 6638 | <p>Returns·the·associated·pre-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down | 6638 | <p>Returns·the·associated·pre-comments·of·a·node.</p><p>This·is·a·possibly·empty·list·of·abstract·comments,·in·top-down |
| 6639 | textual·order.·When·the·code·is·formatted,·pre-comments·are·typically | 6639 | textual·order.·When·the·code·is·formatted,·pre-comments·are·typically |
| 6640 | displayed·directly·above·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Pre-comment·of·function</span><span·class="w"> | 6640 | displayed·directly·above·the·node.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·Pre-comment·of·function</span><span·class="w"> |
| 6641 | </span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 6641 | </span><span·class="nf">foo</span><span·class="p"·data-group-id="2321585189-1">(</span><span·class="n">X</span><span·class="p"·data-group-id="2321585189-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-group-id="2321585189-2">{</span><span·class="ss">bar</span><[·...·truncated·by·diffoscope;·len:·111,·SHA:·388187e0990c3bebbf7f5c22b05cf4b44e69c78ff9aceb9d5df7b26180dd197c·...·]9-2">}</span><span·class="p">.</span></code></pre><p>If·possible,·the·comment·should·be·moved·before·any·preceding·separator |
| 6642 | characters·on·the·same·line.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id=" | 6642 | characters·on·the·same·line.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">foo</span><span·class="p"·data-group-id="1270393098-1">(</span><span·class="p"·data-group-id="1270393098-2">[</span><span·class="n">X</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Xs</span><span·class="p"·data-group-id="1270393098-2">]</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·d1b0827038ab3b1e3bc84e170b61e99ef3be467f1d2c9c7be03eee517622e17c·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 6643 | ····</span><span·class="c1">%·Pre-comment·of·'bar(X)'·node</span><span·class="w"> | 6643 | ····</span><span·class="c1">%·Pre-comment·of·'bar(X)'·node</span><span·class="w"> |
| 6644 | ····</span><span·class="p"·data-group-id=" | 6644 | ····</span><span·class="p"·data-group-id="1270393098-3">[</span><span·class="nf">bar</span><span·class="p"·data-group-id="1270393098-4">(</span><span·class="n">X</span><span·class="p"·data-group-id="1270393098-4">)</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·194,·SHA:·138f3aec446b310b2d872abecbeab1e9656e16cfcb9810d47f5a095a16305757·...·]-3">]</span><span·class="p">;</span><span·class="w"> |
| 6645 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·before·the·"<code·class="inline">[</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_postcomments/1"><code·class="inline">get_postcomments/1</code></a>, | 6645 | </span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>(where·the·comment·is·moved·before·the·"<code·class="inline">[</code>").</p><p><em>See·also:·</em><a·href="#comment/2"><code·class="inline">comment/2</code></a>,·<a·href="#get_attrs/1"><code·class="inline">get_attrs/1</code></a>,·<a·href="#get_postcomments/1"><code·class="inline">get_postcomments/1</code></a>, |
| 6646 | <a·href="#set_precomments/2"><code·class="inline">set_precomments/2</code></a>.</p> | 6646 | <a·href="#set_precomments/2"><code·class="inline">set_precomments/2</code></a>.</p> |
| 6647 | ··</section> | 6647 | ··</section> |
| 6648 | </section> | 6648 | </section> |
| 6649 | <section·class="detail"·id="has_comments/1"> | 6649 | <section·class="detail"·id="has_comments/1"> |
| 6650 | ··<div·class="detail-header"> | 6650 | ··<div·class="detail-header"> |
| Offset 11543, 15 lines modified | Offset 11543, 15 lines modified | ||
| 11543 | ······<p·class="built-using"> | 11543 | ······<p·class="built-using"> |
| 11544 | ········Built·using | 11544 | ········Built·using |
| 11545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 11545 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 11546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 11546 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 11547 | ······</p> | 11547 | ······</p> |
| 11548 | <p>Copyright·©·1996-202 | 11548 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 11549 | ····</footer> | 11549 | ····</footer> |
| 11550 | ··</div> | 11550 | ··</div> |
| 11551 | </main> | 11551 | </main> |
| 11552 | </div> | 11552 | </div> |
| 11553 | <script> | 11553 | <script> |
| 11554 | ··function·mermaidLoaded()·{ | 11554 | ··function·mermaidLoaded()·{ |
| 11555 | ····mermaid.initialize({ | 11555 | ····mermaid.initialize({ |
| Offset 2386, 15 lines modified | Offset 2386, 15 lines modified | ||
| 2386 | ······<p·class="built-using"> | 2386 | ······<p·class="built-using"> |
| 2387 | ········Built·using | 2387 | ········Built·using |
| 2388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2390 | ······</p> | 2390 | ······</p> |
| 2391 | <p>Copyright·©·1996-202 | 2391 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2392 | ····</footer> | 2392 | ····</footer> |
| 2393 | ··</div> | 2393 | ··</div> |
| 2394 | </main> | 2394 | </main> |
| 2395 | </div> | 2395 | </div> |
| 2396 | <script> | 2396 | <script> |
| 2397 | ··function·mermaidLoaded()·{ | 2397 | ··function·mermaidLoaded()·{ |
| 2398 | ····mermaid.initialize({ | 2398 | ····mermaid.initialize({ |
| Offset 134, 38 lines modified | Offset 134, 38 lines modified | ||
| 134 | Merl·itself,·see·the·documentation·of·<a·href="erl_syntax.html"><code·class="inline">erl_syntax</code></a>.</p><h3·id="module-quick-start"·class="section-heading"> | 134 | Merl·itself,·see·the·documentation·of·<a·href="erl_syntax.html"><code·class="inline">erl_syntax</code></a>.</p><h3·id="module-quick-start"·class="section-heading"> |
| 135 | ··<a·href="#module-quick-start"·class="hover-link"> | 135 | ··<a·href="#module-quick-start"·class="hover-link"> |
| 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 136 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 137 | ··</a> | 137 | ··</a> |
| 138 | ··<span·class="text">Quick·start</span> | 138 | ··<span·class="text">Quick·start</span> |
| 139 | </h3> | 139 | </h3> |
| 140 | <p>To·enable·the·full·power·of·Merl,·your·module·needs·to·include·the·Merl·header | 140 | <p>To·enable·the·full·power·of·Merl,·your·module·needs·to·include·the·Merl·header |
| 141 | file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id=" | 141 | file:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include_lib</span><span·class="p"·data-group-id="8697639276-1">(</span><span·class="s">"syntax_tools/include/merl.hrl"</span><span·class="p"·data-group-id="8697639276-1">)</span><span·class="p">.</span></code></pre><p>Then,·you·can·use·the·<code·class="inline">?Q(Text)</code>·macros·in·your·code·to·create·ASTs·or·match·on |
| 142 | existing·ASTs.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 142 | existing·ASTs.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3669241382-1">(</span><span·class="s">"{foo,·42}"</span><span·class="p"·data-group-id="3669241382-1">)</span><span·class="p">,</span><span·class="w"> |
| 143 | </span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 143 | </span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3669241382-2">(</span><span·class="s">"{foo,·_@Number}"</span><span·class="p"·data-group-id="3669241382-2">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Tuple</span><span·class="p">,</span><span·class="w"> |
| 144 | </span><span·class="n">Call</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 144 | </span><span·class="n">Call</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3669241382-3">(</span><span·class="s">"foo:bar(_@Number)"</span><span·class="p"·data-group-id="3669241382-3">)</span></code></pre><p>Calling·<code·class="inline">merl:print(Call)</code>·will·then·print·the·following·code:</p><pre><code·class="mak[·...·truncated·by·diffoscope;·len:·225,·SHA:·559f36dedb86ad228a64cef793789ad576e4b870c0c612f47c2ff91b219fdc7a·...·]-1">)</span></code></pre><p>The·<code·class="inline">?Q</code>·macros·turn·the·quoted·code·fragments·into·ASTs,·and·lifts |
| 145 | metavariables·such·as·<code·class="inline">_@Tuple</code>·and·<code·class="inline">_@Number</code>·to·the·level·of·your·Erlang·code, | 145 | metavariables·such·as·<code·class="inline">_@Tuple</code>·and·<code·class="inline">_@Number</code>·to·the·level·of·your·Erlang·code, |
| 146 | so·you·can·use·the·corresponding·Erlang·variables·<code·class="inline">Tuple</code>·and·<code·class="inline">Number</code>·directly. | 146 | so·you·can·use·the·corresponding·Erlang·variables·<code·class="inline">Tuple</code>·and·<code·class="inline">Number</code>·directly. |
| 147 | This·is·the·most·straightforward·way·to·use·Merl,·and·in·many·cases·it's·all·you | 147 | This·is·the·most·straightforward·way·to·use·Merl,·and·in·many·cases·it's·all·you |
| 148 | need.</p><p>You·can·even·write·case·switches·using·<code·class="inline">?Q</code>·macros·as·patterns.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">AST</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 148 | need.</p><p>You·can·even·write·case·switches·using·<code·class="inline">?Q</code>·macros·as·patterns.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">AST</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 149 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 149 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="6610516939-1">(</span><span·class="s">"{foo,·_@Foo}"</span><span·class="p"·data-group-id="6610516939-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·92,·SHA:·6ad8eb3953fe8d34c07cdc11262604b4bd911debbf3b1daf40e49d609309ca91·...·]-2">)</span><span·class="p">;</span><span·class="w"> |
| 150 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 150 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="6610516939-3">(</span><span·class="s">"{bar,·_@Bar}"</span><span·class="p"·data-group-id="6610516939-3">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><[·...·truncated·by·diffoscope;·len:·391,·SHA:·09f1ab874607279da1d504dee18178ddd1fbf1d70f01f1bafb600d2142d74c3a·...·]-5">)</span><span·class="p">;</span><span·class="w"> |
| 151 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_default</span><span·class="p"·data-group-id=" | 151 | ····</span><span·class="p">_</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">handle_default</span><span·class="p"·data-group-id="6610516939-6">(</span><span·class="p"·data-group-id="6610516939-6">)</span><span·class="w"> |
| 152 | </span><span·class="k">end</span></code></pre><p>These·case·switches·only·allow·<code·class="inline">?Q(...)</code>·or·<code·class="inline">_</code>·as·clause·patterns,·and·the | 152 | </span><span·class="k">end</span></code></pre><p>These·case·switches·only·allow·<code·class="inline">?Q(...)</code>·or·<code·class="inline">_</code>·as·clause·patterns,·and·the |
| 153 | guards·may·contain·any·expressions,·not·just·Erlang·guard·expressions.</p><p>If·the·macro·<code·class="inline">MERL_NO_TRANSFORM</code>·is·defined·before·the·<code·class="inline">merl.hrl</code>·header·file·is | 153 | guards·may·contain·any·expressions,·not·just·Erlang·guard·expressions.</p><p>If·the·macro·<code·class="inline">MERL_NO_TRANSFORM</code>·is·defined·before·the·<code·class="inline">merl.hrl</code>·header·file·is |
| 154 | included,·the·parse·transform·used·by·Merl·will·be·disabled,·and·in·that·case, | 154 | included,·the·parse·transform·used·by·Merl·will·be·disabled,·and·in·that·case, |
| 155 | the·match·expressions·<code·class="inline">?Q(...)·=·...</code>,·case·switches·using·<code·class="inline">?Q(...)</code>·patterns, | 155 | the·match·expressions·<code·class="inline">?Q(...)·=·...</code>,·case·switches·using·<code·class="inline">?Q(...)</code>·patterns, |
| 156 | and·automatic·metavariables·like·<code·class="inline">_@Tuple</code>·cannot·be·used·in·your·code,·but·the | 156 | and·automatic·metavariables·like·<code·class="inline">_@Tuple</code>·cannot·be·used·in·your·code,·but·the |
| 157 | Merl·macros·and·functions·still·work.·To·do·metavariable·substitution,·you·need | 157 | Merl·macros·and·functions·still·work.·To·do·metavariable·substitution,·you·need |
| 158 | to·use·the·<code·class="inline">?Q(Text,·Map)</code>·macro.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 158 | to·use·the·<code·class="inline">?Q(Text,·Map)</code>·macro.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Tuple</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="1254602089-1">(</span><span·class="s">"{foo,·_@bar,·_@baz}"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1254602089-2">[</span><span·class="p"·data-group-id="1254602089-3">{</span><span·class="ss">bar</span[·...·truncated·by·diffoscope;·len:·453,·SHA:·87f3a814cc68034fe79a65bdcfa3e46b813413a68599d3a7acfcd2beacd80e0c·...·]-1">)</span></code></pre><p>The·text·given·to·a·<code·class="inline">?Q(Text)</code>·macro·can·be·either·a·single·string·or·a·list·of |
| 159 | strings.·The·latter·is·useful·when·you·need·to·split·a·long·expression·over | 159 | strings.·The·latter·is·useful·when·you·need·to·split·a·long·expression·over |
| 160 | multiple·lines.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 160 | multiple·lines.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="8403344296-1">(</span><span·class="p"·data-group-id="8403344296-2">[</span><span·class="s">"case·_@Expr·of"</span><span·class="p">,</span><span·class="w"> |
| 161 | ····</span><span·class="s">"··{foo,·X}·->·f(X);"</span><span·class="p">,</span><span·class="w"> | 161 | ····</span><span·class="s">"··{foo,·X}·->·f(X);"</span><span·class="p">,</span><span·class="w"> |
| 162 | ····</span><span·class="s">"··{bar,·X}·->·g(X)"</span><span·class="p">,</span><span·class="w"> | 162 | ····</span><span·class="s">"··{bar,·X}·->·g(X)"</span><span·class="p">,</span><span·class="w"> |
| 163 | ····</span><span·class="s">"··_·->·h(X)"</span><span·class="w"> | 163 | ····</span><span·class="s">"··_·->·h(X)"</span><span·class="w"> |
| 164 | </span><span·class="s">"end"</span><span·class="p"·data-group-id=" | 164 | </span><span·class="s">"end"</span><span·class="p"·data-group-id="8403344296-2">]</span><span·class="p"·data-group-id="8403344296-1">)</span></code></pre><p>If·there·is·a·syntax·error·somewhere·in·the·text·(like·the·missing·semicolon·in |
| 165 | the·second·clause·above)·this·allows·Merl·to·generate·an·error·message·pointing | 165 | the·second·clause·above)·this·allows·Merl·to·generate·an·error·message·pointing |
| 166 | to·the·exact·line·in·your·source·code.·(Just·remember·to·comma-separate·the | 166 | to·the·exact·line·in·your·source·code.·(Just·remember·to·comma-separate·the |
| 167 | strings·in·the·list,·otherwise·Erlang·will·concatenate·the·string·fragments·as | 167 | strings·in·the·list,·otherwise·Erlang·will·concatenate·the·string·fragments·as |
| 168 | if·they·were·a·single·string.)</p><h3·id="module-metavariable-syntax"·class="section-heading"> | 168 | if·they·were·a·single·string.)</p><h3·id="module-metavariable-syntax"·class="section-heading"> |
| 169 | ··<a·href="#module-metavariable-syntax"·class="hover-link"> | 169 | ··<a·href="#module-metavariable-syntax"·class="hover-link"> |
| 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 170 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 171 | ··</a> | 171 | ··</a> |
| Offset 180, 73 lines modified | Offset 180, 73 lines modified | ||
| 180 | note·that·globs·only·matter·for·matching;·when·doing·substitutions,·a·non-glob | 180 | note·that·globs·only·matter·for·matching;·when·doing·substitutions,·a·non-glob |
| 181 | variable·can·be·used·to·inject·a·sequence·of·elements,·and·vice·versa.)</p><p>If·the·name·after·the·prefix·and·any·lift·and·glob·markers·is·<code·class="inline">_</code>·or·<code·class="inline">0</code>,·the | 181 | variable·can·be·used·to·inject·a·sequence·of·elements,·and·vice·versa.)</p><p>If·the·name·after·the·prefix·and·any·lift·and·glob·markers·is·<code·class="inline">_</code>·or·<code·class="inline">0</code>,·the |
| 182 | variable·is·treated·as·an·anonymous·catch-all·pattern·in·matches.·For·example, | 182 | variable·is·treated·as·an·anonymous·catch-all·pattern·in·matches.·For·example, |
| 183 | <code·class="inline">_@_</code>,·<code·class="inline">_@@_</code>,·<code·class="inline">_@__</code>,·or·even·<code·class="inline">_@__@_</code>.</p><p>Finally,·if·the·name·without·any·prefixes·or·lift/glob·markers·begins·with·an | 183 | <code·class="inline">_@_</code>,·<code·class="inline">_@@_</code>,·<code·class="inline">_@__</code>,·or·even·<code·class="inline">_@__@_</code>.</p><p>Finally,·if·the·name·without·any·prefixes·or·lift/glob·markers·begins·with·an |
| 184 | uppercase·character,·as·in·<code·class="inline">_@Foo</code>·or·<code·class="inline">_@_@Foo</code>,·it·will·become·a·variable·on | 184 | uppercase·character,·as·in·<code·class="inline">_@Foo</code>·or·<code·class="inline">_@_@Foo</code>,·it·will·become·a·variable·on |
| 185 | the·Erlang·level,·and·can·be·used·to·easily·deconstruct·and·construct·syntax | 185 | the·Erlang·level,·and·can·be·used·to·easily·deconstruct·and·construct·syntax |
| 186 | trees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Input</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 186 | trees:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Input</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 187 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 187 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="7764175358-1">(</span><span·class="s">"{foo,·_@Number}"</span><span·class="p"·data-group-id="7764175358-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·c[·...·truncated·by·diffoscope;·len:·139,·SHA:·f5ddb87e45c25f1228b4af6c41b00764bd40e040d711ee90fa4260e5d40993e6·...·]-2">)</span><span·class="p">;</span><span·class="w"> |
| 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>We·refer·to·these·as·"automatic·metavariables".·If·in·addition·the·name·ends | 188 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>We·refer·to·these·as·"automatic·metavariables".·If·in·addition·the·name·ends |
| 189 | with·<code·class="inline">@</code>,·as·in·<code·class="inline">_@Foo@</code>,·the·value·of·the·variable·as·an·Erlang·term·will·be | 189 | with·<code·class="inline">@</code>,·as·in·<code·class="inline">_@Foo@</code>,·the·value·of·the·variable·as·an·Erlang·term·will·be |
| 190 | automatically·converted·to·the·corresponding·abstract·syntax·tree·when·used·to | 190 | automatically·converted·to·the·corresponding·abstract·syntax·tree·when·used·to |
| 191 | construct·a·larger·tree.·For·example,·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 191 | construct·a·larger·tree.·For·example,·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Bar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="1993616122-1">{</span><span·class="ss">bar</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="1993616122-1">}</span><span·class="p">,</span><span·class="w"> |
| 192 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 192 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="1993616122-2">(</span><span·class="s">"{foo,·_@Bar@}"</span><span·class="p"·data-group-id="1993616122-2">)</span></code></pre><p>(where·Bar·is·just·some·term,·not·a·syntax·tree)·the·result·<code·class="inline">Foo</code>·will·be·a |
| 193 | syntax·tree·representing·<code·class="inline">{foo,·{bar,·42}}</code>.·This·avoids·the·need·for·temporary | 193 | syntax·tree·representing·<code·class="inline">{foo,·{bar,·42}}</code>.·This·avoids·the·need·for·temporary |
| 194 | variables·in·order·to·inject·data,·as·in</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TmpBar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">abstract</span><span·class="p"·data-group-id=" | 194 | variables·in·order·to·inject·data,·as·in</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">TmpBar</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">abstract</span><span·class="p"·data-group-id="4633992520-1">(</span><span·class="n">Bar</span><span·class="p"·data-group-id="4633992520-1">)</span><span·class="p">,</span><span·class="w"> |
| 195 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 195 | </span><span·class="n">Foo</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4633992520-2">(</span><span·class="s">"{foo,·_@TmpBar}"</span><span·class="p"·data-group-id="4633992520-2">)</span></code></pre><p>If·the·context·requires·an·integer·rather·than·a·variable,·an·atom,·or·a·string, |
| 196 | you·cannot·use·the·uppercase·convention·to·mark·an·automatic·metavariable. | 196 | you·cannot·use·the·uppercase·convention·to·mark·an·automatic·metavariable. |
| 197 | Instead,·if·the·integer·(without·the·<code·class="inline">909</code>-prefix·and·lift/glob·markers)·ends | 197 | Instead,·if·the·integer·(without·the·<code·class="inline">909</code>-prefix·and·lift/glob·markers)·ends |
| 198 | in·a·<code·class="inline">9</code>,·the·integer·will·become·an·Erlang-level·variable·prefixed·with·<code·class="inline">Q</code>, | 198 | in·a·<code·class="inline">9</code>,·the·integer·will·become·an·Erlang-level·variable·prefixed·with·<code·class="inline">Q</code>, |
| 199 | and·if·it·ends·with·<code·class="inline">99</code>·it·will·also·be·automatically·abstracted.·For·example, | 199 | and·if·it·ends·with·<code·class="inline">99</code>·it·will·also·be·automatically·abstracted.·For·example, |
| 200 | the·following·will·increment·the·arity·of·the·exported·function·f:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Form</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 200 | the·following·will·increment·the·arity·of·the·exported·function·f:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="k">case</span><span·class="w">·</span><span·class="n">Form</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 201 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4 | 201 | ····</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4450012576-1">(</span><span·class="s">"-export([f/90919])."</span><span·class="p"·data-group-id="4450012576-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ········</span><span·class="n">Q2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">concrete</span><span·class="p"·data-group-id="4 | 202 | ········</span><span·class="n">Q2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">erl_syntax</span><span·class="p">:</span><span·class="nf">concrete</span><span·class="p"·data-group-id="4450012576-2">(</span><span·class="n">Q1</span><span·class="p"·data-group-id="4450012576-2">)</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 203 | ········</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4 | 203 | ········</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4450012576-3">(</span><span·class="s">"-export([f/909299])."</span><span·class="p"·data-group-id="4450012576-3">)</span><span·class="p">;</span><span·class="w"> |
| 204 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h3·id="module-when-to-use-the-various-forms-of-metavariables"·class="section-heading"> | 204 | ····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h3·id="module-when-to-use-the-various-forms-of-metavariables"·class="section-heading"> |
| 205 | ··<a·href="#module-when-to-use-the-various-forms-of-metavariables"·class="hover-link"> | 205 | ··<a·href="#module-when-to-use-the-various-forms-of-metavariables"·class="hover-link"> |
| 206 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 206 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 207 | ··</a> | 207 | ··</a> |
| 208 | ··<span·class="text">When·to·use·the·various·forms·of·metavariables</span> | 208 | ··<span·class="text">When·to·use·the·various·forms·of·metavariables</span> |
| 209 | </h3> | 209 | </h3> |
| 210 | <p>Merl·can·only·parse·a·fragment·of·text·if·it·follows·the·basic·syntactical·rules | 210 | <p>Merl·can·only·parse·a·fragment·of·text·if·it·follows·the·basic·syntactical·rules |
| 211 | of·Erlang.·In·most·places,·a·normal·Erlang·variable·can·be·used·as·metavariable, | 211 | of·Erlang.·In·most·places,·a·normal·Erlang·variable·can·be·used·as·metavariable, |
| 212 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 212 | for·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5529075841-1">(</span><span·class="s">"f(_@Arg)"</span><span·class="p"·data-group-id="5529075841-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Expr</span></code></pre><p>but·if·you·want·to·match·on·something·like·the·name·of·a·function,·you·have·to |
| 213 | use·an·atom·as·metavariable:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 213 | use·an·atom·as·metavariable:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="5091787587-1">(</span><span·class="s">"'@Name'()·->·_@@_."</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">Function</span></code></pre><p>(note·the·anonymous·glob·variable·<code·class="inline">_@@_</code>·to·ignore·the·function·body).</p><p>In·some·contexts,·only·a·string·or·an·integer·is·allowed.·For·example,·the |
| 214 | directive·<code·class="inline">-file(Name,·Line)</code>·requires·that·<code·class="inline">Name</code>·is·a·string·literal·and | 214 | directive·<code·class="inline">-file(Name,·Line)</code>·requires·that·<code·class="inline">Name</code>·is·a·string·literal·and |
| 215 | <code·class="inline">Line</code>·an·integer·literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="1 | 215 | <code·class="inline">Line</code>·an·integer·literal:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="1601285491-1">(</span><span·class="s">"-file(\"'@File\",·9090)."</span><span·class="p"·data-group-id="1601285491-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="[·...·truncated·by·diffoscope;·len:·173,·SHA:·d2b97a896671c32163afe9d480ebe1aec5498da47ec308c7d91bcd971ca1604e·...·]-2">)</span><span·class="p">)</span><span·class="p">.</span></code></pre><p>This·will·extract·the·string·literal·<code·class="inline">"foo.erl"</code>·into·the·variable·<code·class="inline">Foo</code>.·Note |
| 216 | the·use·of·the·anonymous·variable·<code·class="inline">9090</code>·to·ignore·the·line·number.·To·match·and | 216 | the·use·of·the·anonymous·variable·<code·class="inline">9090</code>·to·ignore·the·line·number.·To·match·and |
| 217 | also·bind·a·metavariable·that·must·be·an·integer·literal,·we·can·use·the | 217 | also·bind·a·metavariable·that·must·be·an·integer·literal,·we·can·use·the |
| 218 | convention·of·ending·the·integer·with·a·9,·turning·it·into·a·Q-prefixed·variable | 218 | convention·of·ending·the·integer·with·a·9,·turning·it·into·a·Q-prefixed·variable |
| 219 | on·the·Erlang·level·(see·the·previous·section).</p><h4>Globs</h4><p>Whenever·you·want·to·match·out·a·number·of·elements·in·a·sequence·(zero·or·more) | 219 | on·the·Erlang·level·(see·the·previous·section).</p><h4>Globs</h4><p>Whenever·you·want·to·match·out·a·number·of·elements·in·a·sequence·(zero·or·more) |
| 220 | rather·than·a·fixed·set·of·elements,·you·need·to·use·a·glob.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 220 | rather·than·a·fixed·set·of·elements,·you·need·to·use·a·glob.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3983046488-1">(</span><span·class="s">"{_@@Elements}"</span><span·class="p"·data-group-id="3983046488-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="[·...·truncated·by·diffoscope;·len:·358,·SHA:·f9ae1f180e4d3677a4155b966e899bf37d2ed0b59dad11d958895be280875a42·...·]-2">)</span></code></pre><p>will·bind·Elements·to·the·list·of·individual·syntax·trees·representing·the·atoms |
| 221 | <code·class="inline">a</code>,·<code·class="inline">b</code>,·and·<code·class="inline">c</code>.·This·can·also·be·used·with·static·prefix·and·suffix·elements | 221 | <code·class="inline">a</code>,·<code·class="inline">b</code>,·and·<code·class="inline">c</code>.·This·can·also·be·used·with·static·prefix·and·suffix·elements |
| 222 | in·the·sequence.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="2270105587-1">(</span><span·class="s">"{a,·b,·_@@Elements}"</span><span·class="p"·data-group-id="2270105587-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="2270105587-2">(</span><span·class="p"·data-group-id="2270105587-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">d</span><span·class="p"·data-group-id="2270105587-3">}</span><span·class="p"·data-group-id="2270105587-2">)</span></code></pre><p>will·bind·Elements·to·the·list·of·the·<code·class="inline">c</code>·and·<code·class="inline">d</code>·subtrees,·and</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="2662219598-1">(</span><span·class="s">"{_@@Elements,·c,·d}"</span><span·class="p"·data-group-id="2662219598-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="2662219598-2">(</span><span·class="p"·data-group-id="2662219598-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">d</span><span·class="p"·data-group-id="2662219598-3">}</span><span·class="p"·data-group-id="2662219598-2">)</span></code></pre><p>will·bind·Elements·to·the·list·of·the·<code·class="inline">a</code>·and·<code·class="inline">b</code>·subtrees.·You·can·even·use | ||
| 223 | 222 | in·the·sequence.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="7826595020-1">(</span><span·class="s">"{a,·b,·_@@Elements}"</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·1720,·SHA:·e662be1c785f7ccc14f38da6be45b4d69ab822a375d73d0583a2cfe6d1690193·...·] | |
| 223 | plain·metavariables·in·the·prefix·or·suffix:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3172135630-1">(</span><span·class="s">"{_@First,·_@@Rest}"</span><span·class="p"·data-group-id="3172135630-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="3172135630-2">(</span><span·class="p"·data-group-id="3172135630-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id="3172135630-3">}</span><span·class="p"·data-group-id="3172135630-2">)</span></code></pre><p>or</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9548402821-1">(</span><span·class="s">"{_@@_,·_@Last}"</span><span·class="p"·data-group-id="9548402821-1">)</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="9548402821-2">(</span><span·class="p"·data-group-id="9548402821-3">{</span><span·class="ss">a</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">b</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">c</span><span·class="p"·data-group-id="9548402821-3">}</span><span·class="p"·data-group-id="9548402821-2">)</span></code></pre><p>(ignoring·all·but·the·last·element).·However,·you·cannot·have·two·globs·as·part | ||
| 224 | of·the·same·sequence.</p><h4>Lifted·metavariables</h4><p>In·some·cases,·the·Erlang·syntax·rules·make·it·impossible·to·place·a | 224 | of·the·same·sequence.</p><h4>Lifted·metavariables</h4><p>In·some·cases,·the·Erlang·syntax·rules·make·it·impossible·to·place·a |
| 225 | metavariable·directly·where·you·would·like·it.·For·example,·you·cannot·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 225 | metavariable·directly·where·you·would·like·it.·For·example,·you·cannot·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4041957747-1">(</span><span·class="s">"-export([_@@Name])."</span><span·class="p"·data-group-id="4041957747-1">)</span></code></pre><p>to·match·out·all·name/arity·pairs·in·the·export·list,·or·to·insert·a·list·of |
| 226 | exports·in·a·declaration,·because·the·Erlang·parser·only·allows·elements·on·the | 226 | exports·in·a·declaration,·because·the·Erlang·parser·only·allows·elements·on·the |
| 227 | form·<code·class="inline">A/I</code>·(where·<code·class="inline">A</code>·is·an·atom·and·<code·class="inline">I</code>·an·integer)·in·the·export·list.·A | 227 | form·<code·class="inline">A/I</code>·(where·<code·class="inline">A</code>·is·an·atom·and·<code·class="inline">I</code>·an·integer)·in·the·export·list.·A |
| 228 | variable·like·the·above·is·not·allowed,·but·neither·is·a·single·atom·or·integer, | 228 | variable·like·the·above·is·not·allowed,·but·neither·is·a·single·atom·or·integer, |
| 229 | so·<code·class="inline">'@@Name'</code>·or·<code·class="inline">909919</code>·would·not·work·either.</p><p>What·you·have·to·do·in·such·cases·is·to·write·your·metavariable·in·a | 229 | so·<code·class="inline">'@@Name'</code>·or·<code·class="inline">909919</code>·would·not·work·either.</p><p>What·you·have·to·do·in·such·cases·is·to·write·your·metavariable·in·a |
| 230 | syntactically·valid·position,·and·use·lifting·markers·to·denote·where·it·should | 230 | syntactically·valid·position,·and·use·lifting·markers·to·denote·where·it·should |
| 231 | really·apply,·as·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 231 | really·apply,·as·in:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="4630963574-1">(</span><span·class="s">"-export(['@_@Name'/0])."</span><span·class="p"·data-group-id="4630963574-1">)</span></code></pre><p>This·causes·the·variable·to·be·lifted·(after·parsing)·to·the·next·higher·level |
| 232 | in·the·syntax·tree,·replacing·that·entire·subtree.·In·this·case,·the | 232 | in·the·syntax·tree,·replacing·that·entire·subtree.·In·this·case,·the |
| 233 | <code·class="inline">'@_@Name'/0</code>·will·be·replaced·with·<code·class="inline">'@@Name'</code>,·and·the·<code·class="inline">/0</code>·part·was·just·used | 233 | <code·class="inline">'@_@Name'/0</code>·will·be·replaced·with·<code·class="inline">'@@Name'</code>,·and·the·<code·class="inline">/0</code>·part·was·just·used |
| 234 | as·dummy·notation·and·will·be·discarded.</p><p>You·may·even·need·to·apply·lifting·more·than·once.·To·match·the·entire·export | 234 | as·dummy·notation·and·will·be·discarded.</p><p>You·may·even·need·to·apply·lifting·more·than·once.·To·match·the·entire·export |
| 235 | list·as·a·single·syntax·tree,·you·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id=" | 235 | list·as·a·single·syntax·tree,·you·can·write:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">?</span><span·class="n">Q</span><span·class="p"·data-group-id="8390515415-1">(</span><span·class="s">"-export(['@__Name'/0])."</span><span·class="p"·data-group-id="8390515415-1">)</span></code></pre><p>using·two·underscores,·but·with·no·glob·marker·this·time.·This·will·make·the |
| 236 | entire·<code·class="inline">['@__Name'/0]</code>·part·be·replaced·with·<code·class="inline">'@Name'</code>.</p><p>Sometimes,·the·tree·structure·of·a·code·fragment·is·not·very·obvious,·and·parts | 236 | entire·<code·class="inline">['@__Name'/0]</code>·part·be·replaced·with·<code·class="inline">'@Name'</code>.</p><p>Sometimes,·the·tree·structure·of·a·code·fragment·is·not·very·obvious,·and·parts |
| 237 | of·the·structure·may·be·invisible·when·printed·as·source·code.·For·instance,·a | 237 | of·the·structure·may·be·invisible·when·printed·as·source·code.·For·instance,·a |
| 238 | simple·function·definition·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">zero</span><span·class="p"·data-group-id=" | 238 | simple·function·definition·like·the·following:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">zero</span><span·class="p"·data-group-id="5291916906-1">(</span><span·class="p"·data-group-id="5291916906-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="mi">0</span><span·class="p">.</span></code></pre><p>consists·of·the·name·(the·atom·<code·class="inline">zero</code>),·and·a·list·of·clauses·containing·the |
| 239 | single·clause·<code·class="inline">()·->·0</code>.·The·clause·consists·of·an·argument·list·(empty),·a | 239 | single·clause·<code·class="inline">()·->·0</code>.·The·clause·consists·of·an·argument·list·(empty),·a |
| 240 | guard·(empty),·and·a·body·(which·is·always·a·list·of·expressions)·containing·the | 240 | guard·(empty),·and·a·body·(which·is·always·a·list·of·expressions)·containing·the |
| 241 | single·expression·<code·class="inline">0</code>.·This·means·that·to·match·out·the·name·and·the·list·of | 241 | single·expression·<code·class="inline">0</code>.·This·means·that·to·match·out·the·name·and·the·list·of |
| 242 | clauses·of·any·function,·you'll·need·to·use·a·pattern·like | 242 | clauses·of·any·function,·you'll·need·to·use·a·pattern·like |
| 243 | <code·class="inline">?Q("'@Name'()·->·_@_@Body.")</code>,·using·a·dummy·clause·whose·body·is·a·glob·lifted | 243 | <code·class="inline">?Q("'@Name'()·->·_@_@Body.")</code>,·using·a·dummy·clause·whose·body·is·a·glob·lifted |
| 244 | one·level.</p><p>To·visualize·the·structure·of·a·syntax·tree,·you·can·use·the·function | 244 | one·level.</p><p>To·visualize·the·structure·of·a·syntax·tree,·you·can·use·the·function |
| 245 | <code·class="inline">merl:show(T)</code>,·which·prints·a·summary.·For·example,·entering</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">merl</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 245 | <code·class="inline">merl:show(T)</code>,·which·prints·a·summary.·For·example,·entering</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">merl</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="1485881551-1">(</span><span·class="nc">merl</span><span·class="p">:</span><span·class="nf">quote</span><span·class="p"·data-group-id="1485881551-2">(</span><span·class="s">"inc(X,·Y)·when·Y·>·0·->·X·+·Y."</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·65,·SHA:·159ac4d7bbdcb2f4dc05310d7b43b2abc2250dfd3297febf3756bbd08994c21a·...·]-1">)</span></code></pre><p>in·the·Erlang·shell·will·print·the·following·(where·the·<code·class="inline">+</code>·signs·separate |
| 246 | groups·of·subtrees·on·the·same·level):</p><pre><code·class="text">function:·inc(X,·Y)·when·...·->·X·+·Y. | 246 | groups·of·subtrees·on·the·same·level):</p><pre><code·class="text">function:·inc(X,·Y)·when·...·->·X·+·Y. |
| 247 | ··atom:·inc | 247 | ··atom:·inc |
| 248 | ··+ | 248 | ··+ |
| 249 | ··clause:·(X,·Y)·when·...·->·X·+·Y | 249 | ··clause:·(X,·Y)·when·...·->·X·+·Y |
| 250 | ····variable:·X | 250 | ····variable:·X |
| 251 | ····variable:·Y | 251 | ····variable:·Y |
| 252 | ····+ | 252 | ····+ |
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| 1701 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1701 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1702 | ······</p> | 1702 | ······</p> |
| 1703 | <p>Copyright·©·1996-202 | 1703 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1704 | ····</footer> | 1704 | ····</footer> |
| 1705 | ··</div> | 1705 | ··</div> |
| 1706 | </main> | 1706 | </main> |
| 1707 | </div> | 1707 | </div> |
| 1708 | <script> | 1708 | <script> |
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| 154 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 154 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 155 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 155 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 156 | ······</p> | 156 | ······</p> |
| 157 | <p>Copyright·©·1996-202 | 157 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 158 | ····</footer> | 158 | ····</footer> |
| 159 | ··</div> | 159 | ··</div> |
| 160 | </main> | 160 | </main> |
| 161 | </div> | 161 | </div> |
| 162 | <script> | 162 | <script> |
| 163 | ··function·mermaidLoaded()·{ | 163 | ··function·mermaidLoaded()·{ |
| 164 | ····mermaid.initialize({ | 164 | ····mermaid.initialize({ |
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| 921 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 921 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 922 | ······</p> | 922 | ······</p> |
| 923 | <p>Copyright·©·1996-202 | 923 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 924 | ····</footer> | 924 | ····</footer> |
| 925 | ··</div> | 925 | ··</div> |
| 926 | </main> | 926 | </main> |
| 927 | </div> | 927 | </div> |
| 928 | <script> | 928 | <script> |
| 929 | ··function·mermaidLoaded()·{ | 929 | ··function·mermaidLoaded()·{ |
| 930 | ····mermaid.initialize({ | 930 | ····mermaid.initialize({ |
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| 1122 | ······<p·class="built-using"> | 1122 | ······<p·class="built-using"> |
| 1123 | ········Built·using | 1123 | ········Built·using |
| 1124 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1124 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1125 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1125 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1126 | ······</p> | 1126 | ······</p> |
| 1127 | <p>Copyright·©·1996-202 | 1127 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1128 | ····</footer> | 1128 | ····</footer> |
| 1129 | ··</div> | 1129 | ··</div> |
| 1130 | </main> | 1130 | </main> |
| 1131 | </div> | 1131 | </div> |
| 1132 | <script> | 1132 | <script> |
| 1133 | ··function·mermaidLoaded()·{ | 1133 | ··function·mermaidLoaded()·{ |
| 1134 | ····mermaid.initialize({ | 1134 | ····mermaid.initialize({ |
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| 137 | ······<p·class="built-using"> | 137 | ······<p·class="built-using"> |
| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
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| 14 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 14 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 15 | dist/lato-latin-400-normal-W7754I4D.woff2 | 15 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 16 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 16 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 17 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 17 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 18 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 18 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 19 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 19 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 20 | dist/remixicon-NKANDIL5.woff2 | 20 | dist/remixicon-NKANDIL5.woff2 |
| 21 | dist/search_data- | 21 | dist/search_data-7B342769.js |
| 22 | dist/sidebar_items-3CBBBF05.js | 22 | dist/sidebar_items-3CBBBF05.js |
| 23 | getting_started.html | 23 | getting_started.html |
| 24 | index.html | 24 | index.html |
| 25 | introduction.html | 25 | introduction.html |
| 26 | notes.html | 26 | notes.html |
| 27 | search.html | 27 | search.html |
| 28 | tftp.html | 28 | tftp.html |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 190 | ······<p·class="built-using"> | 190 | ······<p·class="built-using"> |
| 191 | ········Built·using | 191 | ········Built·using |
| 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 192 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 193 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 194 | ······</p> | 194 | ······</p> |
| 195 | <p>Copyright·©·1996-202 | 195 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 196 | ····</footer> | 196 | ····</footer> |
| 197 | ··</div> | 197 | ··</div> |
| 198 | </main> | 198 | </main> |
| 199 | </div> | 199 | </div> |
| 200 | <script> | 200 | <script> |
| 201 | ··function·mermaidLoaded()·{ | 201 | ··function·mermaidLoaded()·{ |
| 202 | ····mermaid.initialize({ | 202 | ····mermaid.initialize({ |
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| 124 | ····<span>Examples</span> | 124 | ····<span>Examples</span> |
| 125 | ··</h1> | 125 | ··</h1> |
| 126 | <p>The·<a·href="tftp.html#start/1">start/1</a>·function·starts·a·daemon·process·listening·for·UDP | 126 | <p>The·<a·href="tftp.html#start/1">start/1</a>·function·starts·a·daemon·process·listening·for·UDP |
| 127 | packets·on·a·port.·When·it·receives·a·request·for·read·or·write,·it·spawns·a | 127 | packets·on·a·port.·When·it·receives·a·request·for·read·or·write,·it·spawns·a |
| 128 | temporary·server·process·handling·the·transfer.</p><p>This·is·a·simple·example·of·starting·the·TFTP·server·and·reading·the·content·of | 128 | temporary·server·process·handling·the·transfer.</p><p>This·is·a·simple·example·of·starting·the·TFTP·server·and·reading·the·content·of |
| 129 | a·sample·file·using·the·TFTP·client.</p><p><em>Step·1.</em>·Create·a·sample·file·to·be·used·for·the·transfer:</p><pre><code·class="text">······$·echo·"Erlang/OTP·21"·>·file.txt</code></pre><p><em>Step·2.</em>·Start·the·TFTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="5 | 129 | a·sample·file·using·the·TFTP·client.</p><p><em>Step·1.</em>·Create·a·sample·file·to·be·used·for·the·transfer:</p><pre><code·class="text">······$·echo·"Erlang/OTP·21"·>·file.txt</code></pre><p><em>Step·2.</em>·Start·the·TFTP·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">······</span><span·class="mi">1</span><span·class="o">></span><span·class="w">·</span><span·class="p"·data-group-id="5953574722-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pid</span><span·class="p"·data-group-id="5953574722-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·481,·SHA:·d6ab19e4f43776c48b02679d5e6fb6ec7716bdd8097225735fcc8cbef829e2bc·...·]2-2">)</span><span·class="p">.</span><span·class="w"> |
| 130 | ······</span><span·class="p"·data-group-id="5 | 130 | ······</span><span·class="p"·data-group-id="5953574722-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.65</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="5953574722-5">}</span><[·...·truncated·by·diffoscope;·len:·895,·SHA:·c6ed9846125c82c8293e5bdce7e0e17e853f549a2f6aed590a717de13a81dd91·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 131 | ······</span><span·class="p"·data-group-id=" | 131 | ······</span><span·class="p"·data-group-id="0828373079-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="0828373079-5"><<</span><span·class="s">"Erlang/OTP·21\n"</span><span·class="p"·data-group-id="0828373079-5">>></span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·aaae6d31cc11edb0ff6d974e71bf6c65e856758631df6203fcb9c8d340564b78·...·]-4">}</span></code></pre> |
| 132 | </div> | 132 | </div> |
| 133 | <div·class="bottom-actions"·id="bottom-actions"> | 133 | <div·class="bottom-actions"·id="bottom-actions"> |
| 134 | ··<div·class="bottom-actions-item"> | 134 | ··<div·class="bottom-actions-item"> |
| 135 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> | 135 | ······<a·href="introduction.html"·class="bottom-actions-button"·rel="prev"> |
| 136 | ········<span·class="subheader"> | 136 | ········<span·class="subheader"> |
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| 168 | ······<p·class="built-using"> | 168 | ······<p·class="built-using"> |
| 169 | ········Built·using | 169 | ········Built·using |
| 170 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 170 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 171 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 171 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 172 | ······</p> | 172 | ······</p> |
| 173 | <p>Copyright·©·1996-202 | 173 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 174 | ····</footer> | 174 | ····</footer> |
| 175 | ··</div> | 175 | ··</div> |
| 176 | </main> | 176 | </main> |
| 177 | </div> | 177 | </div> |
| 178 | <script> | 178 | <script> |
| 179 | ··function·mermaidLoaded()·{ | 179 | ··function·mermaidLoaded()·{ |
| 180 | ····mermaid.initialize({ | 180 | ····mermaid.initialize({ |
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| 185 | ······<p·class="built-using"> | 185 | ······<p·class="built-using"> |
| 186 | ········Built·using | 186 | ········Built·using |
| 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 187 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 188 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 189 | ······</p> | 189 | ······</p> |
| 190 | <p>Copyright·©·1996-202 | 190 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 191 | ····</footer> | 191 | ····</footer> |
| 192 | ··</div> | 192 | ··</div> |
| 193 | </main> | 193 | </main> |
| 194 | </div> | 194 | </div> |
| 195 | <script> | 195 | <script> |
| 196 | ··function·mermaidLoaded()·{ | 196 | ··function·mermaidLoaded()·{ |
| 197 | ····mermaid.initialize({ | 197 | ····mermaid.initialize({ |
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| 308 | ······<p·class="built-using"> | 308 | ······<p·class="built-using"> |
| 309 | ········Built·using | 309 | ········Built·using |
| 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 312 | ······</p> | 312 | ······</p> |
| 313 | <p>Copyright·©·1996-202 | 313 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 314 | ····</footer> | 314 | ····</footer> |
| 315 | ··</div> | 315 | ··</div> |
| 316 | </main> | 316 | </main> |
| 317 | </div> | 317 | </div> |
| 318 | <script> | 318 | <script> |
| 319 | ··function·mermaidLoaded()·{ | 319 | ··function·mermaidLoaded()·{ |
| 320 | ····mermaid.initialize({ | 320 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-7B342769.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:46,·uncompressed·size·20,·method=store |
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| 130 | ····<section·id="moduledoc"> | 130 | ····<section·id="moduledoc"> |
| 131 | <p>Trivial·FTP.</p><p>Interface·module·for·the·<code·class="inline">tftp</code>·application.</p><h2·id="module-overwiew"·class="section-heading"> | 131 | <p>Trivial·FTP.</p><p>Interface·module·for·the·<code·class="inline">tftp</code>·application.</p><h2·id="module-overwiew"·class="section-heading"> |
| 132 | ··<a·href="#module-overwiew"·class="hover-link"> | 132 | ··<a·href="#module-overwiew"·class="hover-link"> |
| 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 133 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 134 | ··</a> | 134 | ··</a> |
| 135 | ··<span·class="text">Overwiew</span> | 135 | ··<span·class="text">Overwiew</span> |
| 136 | </h2> | 136 | </h2> |
| 137 | <p>This·is·a·complete·implementation·of·the·following·IETF·standards:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">1350</span><span·class="p">,</span><span·class="w">·</span><span·class="n">The</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Protocol</span><span·class="w">·</span><span·class="p"·data-group-id=" | 137 | <p>This·is·a·complete·implementation·of·the·following·IETF·standards:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">1350</span><span·class="p">,</span><span·class="w">·</span><span·class="n">The</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Protocol</span><span·class="w">·</span><span·class="p"·data-group-id="6364551616-1">(</span><span·class="ss">revision</span><span·class="w">·</span><span·class="mi">2</span><span·class="p"·data-group-id="6364551616-1">)</span><span·class="p">.</span><span·class="w"> |
| 138 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2347</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Option</span><span·class="w">·</span><span·class="n">Extension</span><span·class="p">.</span><span·class="w"> | 138 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2347</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Option</span><span·class="w">·</span><span·class="n">Extension</span><span·class="p">.</span><span·class="w"> |
| 139 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2348</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Blocksize</span><span·class="w">·</span><span·class="n">Option</span><span·class="p">.</span><span·class="w"> | 139 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2348</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Blocksize</span><span·class="w">·</span><span·class="n">Option</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2349</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="n">Interval</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Transfer</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="n">Options</span><span·class="p">.</span></code></pre><p>The·only·feature·that·not·is·implemented·in·this·release·is | 140 | </span><span·class="n">RFC</span><span·class="w">·</span><span·class="mi">2349</span><span·class="p">,</span><span·class="w">·</span><span·class="n">TFTP</span><span·class="w">·</span><span·class="n">Timeout</span><span·class="w">·</span><span·class="n">Interval</span><span·class="w">·</span><span·class="ow">and</span><span·class="w">·</span><span·class="n">Transfer</span><span·class="w">·</span><span·class="n">Size</span><span·class="w">·</span><span·class="n">Options</span><span·class="p">.</span></code></pre><p>The·only·feature·that·not·is·implemented·in·this·release·is |
| 141 | the·"netascii"·transfer·mode.</p><p>The·<a·href="#start/1">start</a>·function·starts·a·daemon·process·which,·listens | 141 | the·"netascii"·transfer·mode.</p><p>The·<a·href="#start/1">start</a>·function·starts·a·daemon·process·which,·listens |
| 142 | for·UDP·packets·on·a·port.·When·it·receives·a·request·for·read·or | 142 | for·UDP·packets·on·a·port.·When·it·receives·a·request·for·read·or |
| 143 | write·it·spawns·a·temporary·server·process·which·handles·the·actual | 143 | write·it·spawns·a·temporary·server·process·which·handles·the·actual |
| 144 | transfer·of·the·file.·On·the·client·side·the | 144 | transfer·of·the·file.·On·the·client·side·the |
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| 930 | ······<p·class="built-using"> | 930 | ······<p·class="built-using"> |
| 931 | ········Built·using | 931 | ········Built·using |
| 932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 932 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 933 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 934 | ······</p> | 934 | ······</p> |
| 935 | <p>Copyright·©·1996-202 | 935 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 936 | ····</footer> | 936 | ····</footer> |
| 937 | ··</div> | 937 | ··</div> |
| 938 | </main> | 938 | </main> |
| 939 | </div> | 939 | </div> |
| 940 | <script> | 940 | <script> |
| 941 | ··function·mermaidLoaded()·{ | 941 | ··function·mermaidLoaded()·{ |
| 942 | ····mermaid.initialize({ | 942 | ····mermaid.initialize({ |
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| 301 | ······<p·class="built-using"> | 301 | ······<p·class="built-using"> |
| 302 | ········Built·using | 302 | ········Built·using |
| 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 303 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 304 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 305 | ······</p> | 305 | ······</p> |
| 306 | <p>Copyright·©·1996-202 | 306 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 307 | ····</footer> | 307 | ····</footer> |
| 308 | ··</div> | 308 | ··</div> |
| 309 | </main> | 309 | </main> |
| 310 | </div> | 310 | </div> |
| 311 | <script> | 311 | <script> |
| 312 | ··function·mermaidLoaded()·{ | 312 | ··function·mermaidLoaded()·{ |
| 313 | ····mermaid.initialize({ | 313 | ····mermaid.initialize({ |
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| 21 | dist/lato-latin-300-normal-YUMVEFOL.woff2 | 21 | dist/lato-latin-300-normal-YUMVEFOL.woff2 |
| 22 | dist/lato-latin-400-normal-W7754I4D.woff2 | 22 | dist/lato-latin-400-normal-W7754I4D.woff2 |
| 23 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 23 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
| 24 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 | 24 | dist/lato-latin-ext-300-normal-VPGGJKJL.woff2 |
| 25 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 | 25 | dist/lato-latin-ext-400-normal-N27NCBWW.woff2 |
| 26 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 | 26 | dist/lato-latin-ext-700-normal-Q2L5DVMW.woff2 |
| 27 | dist/remixicon-NKANDIL5.woff2 | 27 | dist/remixicon-NKANDIL5.woff2 |
| 28 | dist/search_data- | 28 | dist/search_data-074D3797.js |
| 29 | dist/sidebar_items-11035E81.js | 29 | dist/sidebar_items-11035E81.js |
| 30 | eprof.html | 30 | eprof.html |
| 31 | erlang-el.html | 31 | erlang-el.html |
| 32 | erlang_mode_chapter.html | 32 | erlang_mode_chapter.html |
| 33 | fprof.html | 33 | fprof.html |
| 34 | fprof_chapter.html | 34 | fprof_chapter.html |
| 35 | index.html | 35 | index.html |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 256 | ······<p·class="built-using"> | 256 | ······<p·class="built-using"> |
| 257 | ········Built·using | 257 | ········Built·using |
| 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 258 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 259 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 260 | ······</p> | 260 | ······</p> |
| 261 | <p>Copyright·©·1996-202 | 261 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 262 | ····</footer> | 262 | ····</footer> |
| 263 | ··</div> | 263 | ··</div> |
| 264 | </main> | 264 | </main> |
| 265 | </div> | 265 | </div> |
| 266 | <script> | 266 | <script> |
| 267 | ··function·mermaidLoaded()·{ | 267 | ··function·mermaidLoaded()·{ |
| 268 | ····mermaid.initialize({ | 268 | ····mermaid.initialize({ |
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| 1507 | ······</div> | 1507 | ······</div> |
| 1508 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg</code>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·this | 1508 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg</code>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·this |
| 1509 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg,·function)</code></a>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this | 1509 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg,·function)</code></a>.</p><p>If·<code·class="inline">Arg</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this |
| 1510 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·coverage,·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module·name,·and·this·call·is·equivalent | 1510 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·coverage,·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module·name,·and·this·call·is·equivalent |
| 1511 | to·<a·href="#analyse/3"><code·class="inline">analyse(Arg,·coverage,·function)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·the·values·in | 1511 | to·<a·href="#analyse/3"><code·class="inline">analyse(Arg,·coverage,·function)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·the·values·in |
| 1512 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·or·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·the·module | 1512 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·or·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·the·module |
| 1513 | name·has·to·be·in·a·list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 1513 | name·has·to·be·in·a·list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="8539518406-1">(</span><span·class="p"·data-group-id="8539518406-2">[</span><span·class="ss">calls</span><span·class="p"·data-group-id="8539518406-2">]</span><span·class="p"·data-group-id="8539518406-1">)</span><span·class="p">.</span></code></pre></section> |
| 1514 | ··</section> | 1514 | ··</section> |
| 1515 | </section> | 1515 | </section> |
| 1516 | <section·class="detail"·id="analyse/2"> | 1516 | <section·class="detail"·id="analyse/2"> |
| 1517 | ··<div·class="detail-header"> | 1517 | ··<div·class="detail-header"> |
| 1518 | ····<a·href="#analyse/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1518 | ····<a·href="#analyse/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1519 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1519 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
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| 1547 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg1</code>·and·<code·class="inline">Arg2</code>.</p><p>If·<code·class="inline">Arg1</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·and | 1547 | <p>Analyzes·one·or·more·modules·as·specified·by·<code·class="inline">Arg1</code>·and·<code·class="inline">Arg2</code>.</p><p>If·<code·class="inline">Arg1</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>·and |
| 1548 | <code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this | 1548 | <code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·this |
| 1549 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg1,·Arg2)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>, | 1549 | call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse('_',·Arg1,·Arg2)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>, |
| 1550 | <code·class="inline">Arg1</code>·is·assumed·to·be·a·module·and·this·call·is·equivalent·to | 1550 | <code·class="inline">Arg1</code>·is·assumed·to·be·a·module·and·this·call·is·equivalent·to |
| 1551 | <a·href="#analyse/3"><code·class="inline">analyse(Arg1,·Arg2,·function)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·<code·class="inline">Arg1</code>·is | 1551 | <a·href="#analyse/3"><code·class="inline">analyse(Arg1,·Arg2,·function)</code></a>.</p><p>If·<code·class="inline">Arg2</code>·is·one·of·the·values·in·<a·href="#t:level/0"><code·class="inline">level()</code></a>,·<code·class="inline">Arg1</code>·is |
| 1552 | assumed·to·be·a·module·and·this·call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse(Arg1,·coverage,·Arg2)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·of·the·values·in | 1552 | assumed·to·be·a·module·and·this·call·is·equivalent·to·<a·href="#analyse/3"><code·class="inline">analyse(Arg1,·coverage,·Arg2)</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·whose·name·overlaps·with·one·of·the·values·in |
| 1553 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·the·module·name·needs·to·be·in·a | 1553 | <a·href="#t:analysis/0"><code·class="inline">analysis()</code></a>,·the·module·name·needs·to·be·in·a |
| 1554 | list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 1554 | list.·For·example,·to·analyze·a·module·named·<code·class="inline">calls</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="9153843513-1">(</span><span·class="p"·data-group-id="9153843513-2">[</span><span·class="ss">calls</span><span·class="p"·data-group-id="9153843513-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">function</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·352076dd806d1ba37a9826fd886cdf1a8878b33d78fdad6ddf90552cbe7fabe8·...·]-1">)</span><span·class="p">.</span></code></pre></section> |
| 1555 | ··</section> | 1555 | ··</section> |
| 1556 | </section> | 1556 | </section> |
| 1557 | <section·class="detail"·id="analyse/3"> | 1557 | <section·class="detail"·id="analyse/3"> |
| 1558 | ··<div·class="detail-header"> | 1558 | ··<div·class="detail-header"> |
| 1559 | ····<a·href="#analyse/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1559 | ····<a·href="#analyse/3"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1560 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1560 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 1650, 15 lines modified | Offset 1650, 15 lines modified | ||
| 1650 | ······</div> | 1650 | ······</div> |
| 1651 | <p>If·<code·class="inline">Arg</code>·is·a·list·of·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a> | 1651 | <p>If·<code·class="inline">Arg</code>·is·a·list·of·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a> |
| 1652 | options,·this·call·is·equivalent·to·<a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file('_',·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module,·and·this·call·is·equivalent·to | 1652 | options,·this·call·is·equivalent·to·<a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file('_',·Arg)</code></a>.</p><p>Otherwise·<code·class="inline">Arg</code>·is·assumed·to·be·a·module,·and·this·call·is·equivalent·to |
| 1653 | <a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file(Arg,·[])</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·of·the·name·<code·class="inline">html</code>·(which·overlaps·with·an·option | 1653 | <a·href="#analyse_to_file/2"><code·class="inline">analyse_to_file(Arg,·[])</code></a>.</p><section·role="note"·class="admonition·info"><h4·class="admonition-title·info">Note</h4><p>To·analyze·a·module·of·the·name·<code·class="inline">html</code>·(which·overlaps·with·an·option |
| 1654 | in·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a>),·it·is·necessary·to | 1654 | in·<a·href="#t:analyse_option/0"><code·class="inline">analyse_option()</code></a>),·it·is·necessary·to |
| 1655 | use·<a·href="#analyse_to_file/2"><code·class="inline">cover:analyse_to_file/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse_to_file</span><span·class="p"·data-group-id=" | 1655 | use·<a·href="#analyse_to_file/2"><code·class="inline">cover:analyse_to_file/2</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse_to_file</span><span·class="p"·data-group-id="1654771695-1">(</span><span·class="p"·data-group-id="1654771695-2">[</span><span·class="ss">html</span><span·class="p"·data-group-id="1654771695-2">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1654771695-3">[</span[·...·truncated·by·diffoscope;·len:·95,·SHA:·8d49f75b8a1db4b8fef2263bdb098497a9e15caa90b9b72cacdeb054019b61af·...·]-1">)</span><span·class="p">.</span></code></pre></section> |
| 1656 | ··</section> | 1656 | ··</section> |
| 1657 | </section> | 1657 | </section> |
| 1658 | <section·class="detail"·id="analyse_to_file/2"> | 1658 | <section·class="detail"·id="analyse_to_file/2"> |
| 1659 | ··<div·class="detail-header"> | 1659 | ··<div·class="detail-header"> |
| 1660 | ····<a·href="#analyse_to_file/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> | 1660 | ····<a·href="#analyse_to_file/2"·class="detail-link"·data-no-tooltip·aria-label="Link·to·this·function"> |
| 1661 | ······<i·class="ri-link-m"·aria-hidden="true"></i> | 1661 | ······<i·class="ri-link-m"·aria-hidden="true"></i> |
| Offset 2583, 15 lines modified | Offset 2583, 15 lines modified | ||
| 2583 | ······<p·class="built-using"> | 2583 | ······<p·class="built-using"> |
| 2584 | ········Built·using | 2584 | ········Built·using |
| 2585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2585 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2586 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2587 | ······</p> | 2587 | ······</p> |
| 2588 | <p>Copyright·©·1996-202 | 2588 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2589 | ····</footer> | 2589 | ····</footer> |
| 2590 | ··</div> | 2590 | ··</div> |
| 2591 | </main> | 2591 | </main> |
| 2592 | </div> | 2592 | </div> |
| 2593 | <script> | 2593 | <script> |
| 2594 | ··function·mermaidLoaded()·{ | 2594 | ··function·mermaidLoaded()·{ |
| 2595 | ····mermaid.initialize({ | 2595 | ····mermaid.initialize({ |
| Offset 142, 89 lines modified | Offset 142, 89 lines modified | ||
| 142 | </h2> | 142 | </h2> |
| 143 | <h3·id="example"·class="section-heading"> | 143 | <h3·id="example"·class="section-heading"> |
| 144 | ··<a·href="#example"·class="hover-link"> | 144 | ··<a·href="#example"·class="hover-link"> |
| 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 145 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 146 | ··</a> | 146 | ··</a> |
| 147 | ··<span·class="text">Example</span> | 147 | ··<span·class="text">Example</span> |
| 148 | </h3> | 148 | </h3> |
| 149 | <p>Assume·that·a·test·case·for·the·following·program·should·be·verified:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 149 | <p>Assume·that·a·test·case·for·the·following·program·should·be·verified:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="1198515182-1">(</span><span·class="ss">channel</span><span·class="p"·data-group-id="1198515182-1">)</span><span·class="p">.</span><span·class="w"> |
| 150 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id=" | 150 | </span><span·class="p">-</span><span·class="na">behaviour</span><span·class="p"·data-group-id="1198515182-2">(</span><span·class="ss">gen_server</span><span·class="p"·data-group-id="1198515182-2">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="w"> | 151 | </span><span·class="w"> |
| 152 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 152 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1198515182-3">(</span><span·class="p"·data-group-id="1198515182-4">[</span><span·class="ss">start_link</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">stop</span><span·class="p">/</span><span·class="mi">0</sp[·...·truncated·by·diffoscope;·len:·97,·SHA:·03177201efc54b8c82e8d031b7c592b9607a19970226fd32b02d44827964cb1a·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 153 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1198515182-5">(</span><span·class="p"·data-group-id="1198515182-6">[</span><span·class="ss">alloc</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="ss">free</span><span·class="p">/</span><span·class="mi">1</span><s[·...·truncated·by·diffoscope;·len:·92,·SHA:·54dec38629052b17150302877a9cfc80f7e8ae91bb55442070e23a0f2c71f5be·...·]-5">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·client·interface</span><span·class="w"> |
| 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 154 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="1198515182-7">(</span><span·class="p"·data-group-id="1198515182-8">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</s[·...·truncated·by·diffoscope;·len:·204,·SHA:·acb9f55524935fcd1071d78c80161c802bc737388d394248af1c3865b9881a01·...·]-7">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·callback·functions</span><span·class="w"> |
| 155 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 155 | </span><span·class="nf">start_link</span><span·class="p"·data-group-id="1198515182-9">(</span><span·class="p"·data-group-id="1198515182-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 156 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 156 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="1198515182-10">(</span><span·class="p"·data-group-id="1198515182-11">{</span><span·class="ss">local</span><span·class="p">,</span><span·class="ss">channel</span><span·class="p"·data-group-id="1198515182-11">}</span><span·class="p">,</span><span·class="w">·[·...·truncated·by·diffoscope;·len:·391,·SHA:·701532155cff9c585c4ab431c430d7774e7722864313efa1a290d66bb1160047·...·]-10">)</span><span·class="p">.</span><span·class="w"> |
| 157 | </span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 157 | </span><span·class="nf">stop</span><span·class="p"·data-group-id="1198515182-14">(</span><span·class="p"·data-group-id="1198515182-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 158 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="1198515182-15">(</span><span·class="ss">channel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">stop</span><span·class="p"·data-group-id="1198515182-15">)</span><span·class="p">.</span><span·class="w"> |
| 159 | </span><span·class="c1">%%%-Client·interface·functions-------------------------------------------</span><span·class="w"> | 159 | </span><span·class="c1">%%%-Client·interface·functions-------------------------------------------</span><span·class="w"> |
| 160 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 160 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="1198515182-16">(</span><span·class="p"·data-group-id="1198515182-16">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 161 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 161 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="1198515182-17">(</span><span·class="ss">channel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">alloc</span><span·class="p"·data-group-id="1198515182-17">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 162 | </span><span·class="nf">free</span><span·class="p"·data-group-id="1198515182-18">(</span><span·class="n">Channel</span><span·class="p"·data-group-id="1198515182-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 163 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 163 | ····</span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="1198515182-19">(</span><span·class="ss">channel</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1198515182-20">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="n">Channel</span><span·class="p"·da[·...·truncated·by·diffoscope;·len:·77,·SHA:·70435337207de3ee562dff6e2739fce9c52b3d7eab3880909757054b7dbef2ad·...·]-19">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="c1">%%%-gen_server·callback·functions----------------------------------------</span><span·class="w"> | 164 | </span><span·class="c1">%%%-gen_server·callback·functions----------------------------------------</span><span·class="w"> |
| 165 | </span><span·class="nf">init</span><span·class="p"·data-group-id=" | 165 | </span><span·class="nf">init</span><span·class="p"·data-group-id="1198515182-21">(</span><span·class="p">_</span><span·class="n">Arg</span><span·class="p"·data-group-id="1198515182-21">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 166 | ····</span><span·class="p"·data-group-id=" | 166 | ····</span><span·class="p"·data-group-id="1198515182-22">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="nf">channels</span><span·class="p"·data-group-id="1198515182-23">(</span><span·class="p"·data-group-id="1198515182-23">)</span><span·class="p"·data-group-id="1198515182-22">}</span><span·class="p">.</span><span·class="w"> |
| 167 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 167 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="1198515182-24">(</span><span·class="ss">stop</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Client</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Channels</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·e9cb23691bdc78a1d3aa6d27ab43c586f9e84e6907ae2230fbe24eb5c6262124·...·]-24">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ····</span><span·class="p"·data-group-id=" | 168 | ····</span><span·class="p"·data-group-id="1198515182-25">{</span><span·class="ss">stop</span><span·class="p">,</span><span·class="ss">normal</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Channels</span><span·class="p"·data-group-id="1198515182-25">}</span><span·class="p">;</span><span·class="w"> |
| 169 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 169 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="1198515182-26">(</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Client</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Channels</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·17,·SHA:·a70a77e0a82c5e1a9e78320feee4c670b3534e18e67e013de372b24cb3680a32·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 170 | ····</span><span·class="p"·data-group-id=" | 170 | ····</span><span·class="p"·data-group-id="1198515182-27">{</span><span·class="n">Ch</span><span·class="p">,</span><span·class="n">Channels2</span><span·class="p"·data-group-id="1198515182-27">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">alloc</sp[·...·truncated·by·diffoscope;·len:·129,·SHA:·c01a0d8cdef8613110b1b3bdceb0d0f75eb07ede38f6e43c0fcff7603fea1923·...·]-28">)</span><span·class="p">,</span><span·class="w"> |
| 171 | ····</span><span·class="p"·data-group-id=" | 171 | ····</span><span·class="p"·data-group-id="1198515182-29">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="p"·data-group-id="1198515182-30">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Ch</span><span·class="p"·data-group-id="1198515182-30">}</sp[·...·truncated·by·diffoscope;·len:·100,·SHA:·a61e1dd7701d7467145f3a3468b4425a3dbcba05c64ba6b6894b2ceafd2518fa·...·]-29">}</span><span·class="p">;</span><span·class="w"> |
| 172 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 172 | </span><span·class="nf">handle_call</span><span·class="p"·data-group-id="1198515182-31">(</span><span·class="p"·data-group-id="1198515182-32">{</span><span·class="ss">free</span><span·class="p">,</span><span·class="n">Channel</span><span·class="p"·data-group-id="1198515182-32">}</span><span·class="p">,</span><span·class="w">·</[·...·truncated·by·diffoscope;·len:·178,·SHA:·5d82385cbd26a2a3bf36795063fc334dc6aca623b9d550291aef16b04eb6c834·...·]-31">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 173 | ····</span><span·class="n">Channels2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 173 | ····</span><span·class="n">Channels2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">free</span><span·class="p"·data-group-id="1198515182-33">(</span><span·class="n">Channel</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Channels</span><span·class="p"·data-group-id="1198515182-33">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ····</span><span·class="p"·data-group-id=" | 174 | ····</span><span·class="p"·data-group-id="1198515182-34">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Channels2</span><span·class="p"·data-group-id="1198515182-34">}</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nf">terminate</span><span·class="p"·data-group-id="1198515182-35">(</span><span·class="p">_</span><span·class="n">Reason</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">Channels</span><span·class="p"·data-group-id="1198515182-35">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> | 176 | ····</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 177 | </span><span·class="c1">%%%-Internal·functions---------------------------------------------------</span><span·class="w"> | 177 | </span><span·class="c1">%%%-Internal·functions---------------------------------------------------</span><span·class="w"> |
| 178 | </span><span·class="nf">channels</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nf">channels</span><span·class="p"·data-group-id="1198515182-36">(</span><span·class="p"·data-group-id="1198515182-36">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ····</span><span·class="p"·data-group-id=" | 179 | ····</span><span·class="p"·data-group-id="1198515182-37">[</span><span·class="ss">ch1</span><span·class="p">,</span><span·class="ss">ch2</span><span·class="p">,</span><span·class="ss">ch3</span><span·class="p"·data-group-id="1198515182-37">]</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="1198515182-38">(</span><span·class="p"·data-group-id="1198515182-39">[</span><span·class="n">Channel</span><span·class="p">|</span><span·class="n">Channels</span><span·class="p"·data-group-id="1198515182-39">]</span><span·class="p"·data-group-id="119851518[·...·truncated·by·diffoscope;·len:·1,·SHA:·d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35·...·]-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="p"·data-group-id="1198515182-40">{</span><span·class="n">Channel</span><span·class="p">,</span><span·class="n">Channels</span><span·class="p"·data-group-id="1198515182-40">}</span><span·class="p">;</span><span·class="w"> |
| 182 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nf">alloc</span><span·class="p"·data-group-id="1198515182-41">(</span><span·class="p"·data-group-id="1198515182-42">[</span><span·class="p"·data-group-id="1198515182-42">]</span><span·class="p"·data-group-id="1198515182-41">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 183 | ····</span><span·class="ss">false</span><span·class="p">.</span><span·class="w"> | 183 | ····</span><span·class="ss">false</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="nf">free</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nf">free</span><span·class="p"·data-group-id="1198515182-43">(</span><span·class="n">Channel</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Channels</span><span·class="p"·data-group-id="1198515182-43">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 185 | ····</span><span·class="p"·data-group-id=" | 185 | ····</span><span·class="p"·data-group-id="1198515182-44">[</span><span·class="n">Channel</span><span·class="p">|</span><span·class="n">Channels</span><span·class="p"·data-group-id="1198515182-44">]</span><span·class="p">.</span></code></pre><p>The·test·case·is·implemented·as·follows:</p><pre><code[·...·truncated·by·diffoscope;·len:·214,·SHA:·8a607f48c3b64709db6e515cc4dd3f9d8edfae1cae437f672adfa2272a544e5a·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 186 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 186 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="0210607067-2">(</span><span·class="p"·data-group-id="0210607067-3">[</span><span·class="ss">s</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="0210607067-3">]</span><span·class="p"·data-group-id="0210607067-2">)</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="nf">s</span><span·class="p"·data-group-id=" | 187 | </span><span·class="nf">s</span><span·class="p"·data-group-id="0210607067-4">(</span><span·class="p"·data-group-id="0210607067-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 188 | ····</span><span·class="p"·data-group-id=" | 188 | ····</span><span·class="p"·data-group-id="0210607067-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Pid</span><span·class="p"·data-group-id="0210607067-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">channel</span><s[·...·truncated·by·diffoscope;·len:·150,·SHA:·1b8fbf44d478e95c8e5ac1b715d6fab822857f5b26ba66e899bd04e9ecc58c5a·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 189 | ····</span><span·class="p"·data-group-id=" | 189 | ····</span><span·class="p"·data-group-id="0210607067-7">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">Ch1</span><span·class="p"·data-group-id="0210607067-7">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">channel</span><s[·...·truncated·by·diffoscope;·len:·145,·SHA:·9ed1d2f44cb14d93ead3e863ab0020f1c59aeb5a677b12aa6a451ee478adc0df·...·]-8">)</span><span·class="p">,</span><span·class="w"> |
| 190 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">channel</span><span·class="p">:</span><span·class="nf">free</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">channel</span><span·class="p">:</span><span·class="nf">free</span><span·class="p"·data-group-id="0210607067-9">(</span><span·class="n">Ch1</span><span·class="p"·data-group-id="0210607067-9">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">channel</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">channel</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="0210607067-10">(</span><span·class="p"·data-group-id="0210607067-10">)</span><span·class="p">.</span></code></pre><h3·id="preparation"·class="section-heading"> |
| 192 | ··<a·href="#preparation"·class="hover-link"> | 192 | ··<a·href="#preparation"·class="hover-link"> |
| 193 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 193 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 194 | ··</a> | 194 | ··</a> |
| 195 | ··<span·class="text">Preparation</span> | 195 | ··<span·class="text">Preparation</span> |
| 196 | </h3> | 196 | </h3> |
| 197 | <p>First·of·all,·Cover·must·be·started.·This·spawns·a·process·which·owns·the·Cover | 197 | <p>First·of·all,·Cover·must·be·started.·This·spawns·a·process·which·owns·the·Cover |
| 198 | database·where·all·coverage·data·will·be·stored.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 198 | database·where·all·coverage·data·will·be·stored.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3513997123-1">(</span><span·class="p"·data-group-id="3513997123-1">)</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="p"·data-group-id=" | 199 | </span><span·class="p"·data-group-id="3513997123-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.90</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="3513997123-2">}</span></code></pre><p>To·include·other·nodes·in·the·coverage·analysis,·use |
| 200 | <a·href="cover.html#start/1"><code·class="inline">cover:start/1</code></a>.·All·cover-compiled·modules·will·then·be·loaded·on·all | 200 | <a·href="cover.html#start/1"><code·class="inline">cover:start/1</code></a>.·All·cover-compiled·modules·will·then·be·loaded·on·all |
| 201 | nodes,·and·data·from·all·nodes·will·be·summed·up·when·analysing.·For | 201 | nodes,·and·data·from·all·nodes·will·be·summed·up·when·analysing.·For |
| 202 | simplicity·this·example·only·involves·the·current·node.</p><p>Before·any·analysis·can·take·place,·the·involved·modules·must·be | 202 | simplicity·this·example·only·involves·the·current·node.</p><p>Before·any·analysis·can·take·place,·the·involved·modules·must·be |
| 203 | <em>cover-compiled</em>.·This·means·that·some·extra·information·is·added·to | 203 | <em>cover-compiled</em>.·This·means·that·some·extra·information·is·added·to |
| 204 | the·module·before·beging·compiled·into·a·binary·and | 204 | the·module·before·beging·compiled·into·a·binary·and |
| 205 | <a·href="cover_chapter.html#loading">loaded</a>.··The·source·file·of·the·module·is | 205 | <a·href="cover_chapter.html#loading">loaded</a>.··The·source·file·of·the·module·is |
| 206 | not·affected·and·no·<code·class="inline">.beam</code>·file·is·created.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">compile_module</span><span·class="p"·data-group-id=" | 206 | not·affected·and·no·<code·class="inline">.beam</code>·file·is·created.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">compile_module</span><span·class="p"·data-group-id="8889460244-1">(</span><span·class="ss">channel</span><span·class="p"·data-group-id="8889460244-1">)</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="p"·data-group-id=" | 207 | </span><span·class="p"·data-group-id="8889460244-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">channel</span><span·class="p"·data-group-id="8889460244-2">}</span></code></pre><p>Each·time·a·function·in·the·cover-compiled·module·<code·class="inline">channel</code>·is·called, |
| 208 | information·about·the·call·will·be·added·to·the·Cover·database.·Run·the·test | 208 | information·about·the·call·will·be·added·to·the·Cover·database.·Run·the·test |
| 209 | case:</p><pre><code·class="text">3>·test:s(). | 209 | case:</p><pre><code·class="text">3>·test:s(). |
| 210 | ok</code></pre><p>Cover·analysis·is·performed·by·examining·the·contents·of·the·Cover·database.·The | 210 | ok</code></pre><p>Cover·analysis·is·performed·by·examining·the·contents·of·the·Cover·database.·The |
| 211 | output·is·determined·by·two·parameters,·<code·class="inline">Level</code>·and·<code·class="inline">Analysis</code>.·<code·class="inline">Analysis</code>·is | 211 | output·is·determined·by·two·parameters,·<code·class="inline">Level</code>·and·<code·class="inline">Analysis</code>.·<code·class="inline">Analysis</code>·is |
| 212 | either·<code·class="inline">coverage</code>·or·<code·class="inline">calls</code>·and·determines·the·type·of·the·analysis.·<code·class="inline">Level</code>·is | 212 | either·<code·class="inline">coverage</code>·or·<code·class="inline">calls</code>·and·determines·the·type·of·the·analysis.·<code·class="inline">Level</code>·is |
| 213 | either·<code·class="inline">module</code>,·<code·class="inline">function</code>,·<code·class="inline">clause</code>,·or·<code·class="inline">line</code>·and·determines·the·level·of·the | 213 | either·<code·class="inline">module</code>,·<code·class="inline">function</code>,·<code·class="inline">clause</code>,·or·<code·class="inline">line</code>·and·determines·the·level·of·the |
| 214 | analysis.</p><h3·id="coverage-analysis"·class="section-heading"> | 214 | analysis.</p><h3·id="coverage-analysis"·class="section-heading"> |
| Offset 234, 200 lines modified | Offset 234, 200 lines modified | ||
| 234 | ··<span·class="text">Coverage·Analysis</span> | 234 | ··<span·class="text">Coverage·Analysis</span> |
| 235 | </h3> | 235 | </h3> |
| 236 | <p>Analysis·of·type·<code·class="inline">coverage</code>·is·used·to·find·out·how·much·of·the·code·has·been | 236 | <p>Analysis·of·type·<code·class="inline">coverage</code>·is·used·to·find·out·how·much·of·the·code·has·been |
| 237 | executed·and·how·much·has·not·been·executed.·Coverage·is·represented·by·a·tuple | 237 | executed·and·how·much·has·not·been·executed.·Coverage·is·represented·by·a·tuple |
| 238 | <code·class="inline">{Cov,NotCov}</code>,·where·<code·class="inline">Cov</code>·is·the·number·of·executable·lines·that·have·been | 238 | <code·class="inline">{Cov,NotCov}</code>,·where·<code·class="inline">Cov</code>·is·the·number·of·executable·lines·that·have·been |
| 239 | executed·at·least·once·and·<code·class="inline">NotCov</code>·is·the·number·of·executable·lines·that·have | 239 | executed·at·least·once·and·<code·class="inline">NotCov</code>·is·the·number·of·executable·lines·that·have |
| 240 | not·been·executed.</p><p>If·the·analysis·is·made·on·module·level,·the·result·is·given·for·the·entire | 240 | not·been·executed.</p><p>If·the·analysis·is·made·on·module·level,·the·result·is·given·for·the·entire |
| 241 | module·as·a·tuple·<code·class="inline">{Module,{Cov,NotCov}}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 241 | module·as·a·tuple·<code·class="inline">{Module,{Cov,NotCov}}</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="3412306572-1">(</span><span·class="ss">channel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coverage</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">module</span><span·class="p"·data-group-id="3412306572-1">)</span><span·class="p">.</span><span·class="w"> |
| 242 | </span><span·class="p"·data-group-id=" | 242 | </span><span·class="p"·data-group-id="3412306572-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="3412306572-3">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="p"·data-group-id="3412306572-4">{</span><span·class="mi">14</sp[·...·truncated·by·diffoscope;·len:·199,·SHA:·60e1fa8483ff88b7d6cf3ead541d9666c217976c9fbb7157798ab16176a679cf·...·]-2">}</span></code></pre><p>For·<code·class="inline">channel</code>,·the·result·shows·that·14·lines·in·the·module·are·covered·but·one |
| 243 | line·is·not·covered.</p><p>If·the·analysis·is·made·on·function·level,·the·result·is·given·as·a·list·of | 243 | line·is·not·covered.</p><p>If·the·analysis·is·made·on·function·level,·the·result·is·given·as·a·list·of |
| 244 | tuples·<code·class="inline">{Function,{Cov,NotCov}}</code>,·one·for·each·function·in·the·module.·A | 244 | tuples·<code·class="inline">{Function,{Cov,NotCov}}</code>,·one·for·each·function·in·the·module.·A |
| 245 | function·is·specified·by·its·module·name,·function·name·and·arity:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 245 | function·is·specified·by·its·module·name,·function·name·and·arity:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">5>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="2641993958-1">(</span><span·class="ss">channel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coverage</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">function</span><span·class="p"·data-group-id="2641993958-1">)</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="p"·data-group-id=" | 246 | </span><span·class="p"·data-group-id="2641993958-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="2641993958-3">[</span><span·class="p"·data-group-id="2641993958-4">{</span><span·class="p"·data-group-id="2641993958-5">{</span><span·class="ss">channel<[·...·truncated·by·diffoscope;·len:·411,·SHA:·07a19ffdab539bc0aecc66974e5b22c10f1e7c8f534d283564d7feb0ccb9304b·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 247 | ·····</span><span·class="p"·data-group-id=" | 247 | ·····</span><span·class="p"·data-group-id="2641993958-7">{</span><span·class="p"·data-group-id="2641993958-8">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">stop</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2641993958-8">}</s[·...·truncated·by·diffoscope;·len:·249,·SHA:·0ddc6a8e1b5d605d0f4a39abf597900ab41b2fb3bcea21a805767651d3840310·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 248 | ·····</span><span·class="p"·data-group-id=" | 248 | ·····</span><span·class="p"·data-group-id="2641993958-10">{</span><span·class="p"·data-group-id="2641993958-11">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2641993958-11">[·...·truncated·by·diffoscope;·len:·255,·SHA:·372ce612b120cfbbc3a555e1a4a8f84049f92a116ac1c254f9cf0a7cb6180d9a·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ·····</span><span·class="p"·data-group-id=" | 249 | ·····</span><span·class="p"·data-group-id="2641993958-13">{</span><span·class="p"·data-group-id="2641993958-14">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">free</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2641993958-14">}[·...·truncated·by·diffoscope;·len:·254,·SHA:·f802dd9381dad0503790956b0a7254d6782fef5233710e39157140283b3d2940·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ·····</span><span·class="p"·data-group-id=" | 250 | ·····</span><span·class="p"·data-group-id="2641993958-16">{</span><span·class="p"·data-group-id="2641993958-17">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">init</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2641993958-17">}[·...·truncated·by·diffoscope;·len:·254,·SHA:·9c8c52e8ed191e0ccb0c6c7bce92f7435be81f25bbf21b904d2f20775bb83b16·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 251 | ·····</span><span·class="p"·data-group-id=" | 251 | ·····</span><span·class="p"·data-group-id="2641993958-19">{</span><span·class="p"·data-group-id="2641993958-20">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">handle_call</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="264199395[·...·truncated·by·diffoscope;·len:·261,·SHA:·52939cf01675d0333a9f849c29044841ba914db991b21c397d34ec9428ad80d1·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ·····</span><span·class="p"·data-group-id=" | 252 | ·····</span><span·class="p"·data-group-id="2641993958-22">{</span><span·class="p"·data-group-id="2641993958-23">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">terminate</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="2641993958-[·...·truncated·by·diffoscope;·len:·259,·SHA:·218403312d0f07ffc06b90b5cbd69d06462d2caa60c25bec778b60e4589129ff·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 253 | ·····</span><span·class="p"·data-group-id=" | 253 | ·····</span><span·class="p"·data-group-id="2641993958-25">{</span><span·class="p"·data-group-id="2641993958-26">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">channels</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="2641993958-2[·...·truncated·by·diffoscope;·len:·258,·SHA:·f82d9017b7da58117ce509cd9797533b5936685ec0230d97a703adb38db63cf0·...·]-25">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ·····</span><span·class="p"·data-group-id=" | 254 | ·····</span><span·class="p"·data-group-id="2641993958-28">{</span><span·class="p"·data-group-id="2641993958-29">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2641993958-29">[·...·truncated·by·diffoscope;·len:·255,·SHA:·98251f9e4212031cc0a979d084bf2dca7bfa014cb13d938cb4d3c8cb2c37f222·...·]-28">}</span><span·class="p">,</span><span·class="w"> |
| 255 | ·····</span><span·class="p"·data-group-id=" | 255 | ·····</span><span·class="p"·data-group-id="2641993958-31">{</span><span·class="p"·data-group-id="2641993958-32">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">free</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="2641993958-32">}[·...·truncated·by·diffoscope;·len:·361,·SHA:·d1a14da47b096b871ca0abe040aaa2129e760b24a71ca76e6c76ce2dd37d4b46·...·]-2">}</span></code></pre><p>For·<code·class="inline">channel</code>,·the·result·shows·that·the·uncovered·line·is·in·the·function |
| 256 | <code·class="inline">channel:alloc/1</code>.</p><p>If·the·analysis·is·made·on·clause·level,·the·result·is·given·as·a·list·of·tuples | 256 | <code·class="inline">channel:alloc/1</code>.</p><p>If·the·analysis·is·made·on·clause·level,·the·result·is·given·as·a·list·of·tuples |
| 257 | <code·class="inline">{Clause,{Cov,NotCov}}</code>,·one·for·each·function·clause·in·the·module.·A·clause·is | 257 | <code·class="inline">{Clause,{Cov,NotCov}}</code>,·one·for·each·function·clause·in·the·module.·A·clause·is |
| 258 | specified·by·its·module·name,·function·name,·arity·and·position·within·the | 258 | specified·by·its·module·name,·function·name,·arity·and·position·within·the |
| 259 | function·definition:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 259 | function·definition:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">6>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="8158015421-1">(</span><span·class="ss">channel</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coverage</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">clause</span><span·class="p"·data-group-id="8158015421-1">)</span><span·class="p">.</span><span·class="w"> |
| 260 | </span><span·class="p"·data-group-id=" | 260 | </span><span·class="p"·data-group-id="8158015421-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8158015421-3">[</span><span·class="p"·data-group-id="8158015421-4">{</span><span·class="p"·data-group-id="8158015421-5">{</span><span·class="ss">channel<[·...·truncated·by·diffoscope;·len:·460,·SHA:·d84fffc6688223aa70066e75f9838c1f1f3b568660bd9ec35af892fee7fb647a·...·]-4">}</span><span·class="p">,</span><span·class="w"> |
| 261 | ·····</span><span·class="p"·data-group-id=" | 261 | ·····</span><span·class="p"·data-group-id="8158015421-7">{</span><span·class="p"·data-group-id="8158015421-8">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">stop</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span>[·...·truncated·by·diffoscope;·len:·298,·SHA:·dc97adc3d0f82bcb0b676a461eea02ac16fb7b05f949621e3a1924fa8c7b33d1·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 262 | ·····</span><span·class="p"·data-group-id=" | 262 | ·····</span><span·class="p"·data-group-id="8158015421-10">{</span><span·class="p"·data-group-id="8158015421-11">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</sp[·...·truncated·by·diffoscope;·len:·304,·SHA:·efa9e70d3d38c25f29259ed936c83e203c253a00029bf4ec6e90d810956d1a56·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ·····</span><span·class="p"·data-group-id=" | 263 | ·····</span><span·class="p"·data-group-id="8158015421-13">{</span><span·class="p"·data-group-id="8158015421-14">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">free</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">1</spa[·...·truncated·by·diffoscope;·len:·303,·SHA:·aa3f5b416bffc2455c91c4f74fec087d6002f3b94361b0f5a5adb7a244daa812·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ·····</span><span·class="p"·data-group-id=" | 264 | ·····</span><span·class="p"·data-group-id="8158015421-16">{</span><span·class="p"·data-group-id="8158015421-17">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">init</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">1</spa[·...·truncated·by·diffoscope;·len:·303,·SHA:·c604e7c2b5cec53540d8e359f41bf1829df3b3193b226bcf3656692d08a0163f·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ·····</span><span·class="p"·data-group-id=" | 265 | ·····</span><span·class="p"·data-group-id="8158015421-19">{</span><span·class="p"·data-group-id="8158015421-20">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">handle_call</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·310,·SHA:·b37503498c0fbc81c4f0a72db68fd9c080ecc2553a7e1929b8f9172b092b435b·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ·····</span><span·class="p"·data-group-id=" | 266 | ·····</span><span·class="p"·data-group-id="8158015421-22">{</span><span·class="p"·data-group-id="8158015421-23">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">handle_call</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·310,·SHA:·01fc5235a82e69337d6a003bd3f5cf2f2b2ed328ddc1f91806f9bd782729f1c6·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 267 | ·····</span><span·class="p"·data-group-id=" | 267 | ·····</span><span·class="p"·data-group-id="8158015421-25">{</span><span·class="p"·data-group-id="8158015421-26">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">handle_call</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·310,·SHA:·991373918638b4a28f4d6cef10fc8dee01fdb95be5d083910598182822c1ff93·...·]-25">}</span><span·class="p">,</span><span·class="w"> |
| 268 | ·····</span><span·class="p"·data-group-id=" | 268 | ·····</span><span·class="p"·data-group-id="8158015421-28">{</span><span·class="p"·data-group-id="8158015421-29">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">terminate</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="mi">1[·...·truncated·by·diffoscope;·len:·308,·SHA:·822493f47590032ae647bcbacb45f5fff9e587c54bc7b06df2e586d859e8dfb7·...·]-28">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ·····</span><span·class="p"·data-group-id=" | 269 | ·····</span><span·class="p"·data-group-id="8158015421-31">{</span><span·class="p"·data-group-id="8158015421-32">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">channels</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1<[·...·truncated·by·diffoscope;·len:·307,·SHA:·6fc875e9c49c454a2a7d42fc0023c5b953c7ad35373479076b4878d303990235·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 270 | ·····</span><span·class="p"·data-group-id=" | 270 | ·····</span><span·class="p"·data-group-id="8158015421-34">{</span><span·class="p"·data-group-id="8158015421-35">{</span><span·class="ss">channel</span><span·class="p">,</span><span·class="ss">alloc</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">1</sp[·...·truncated·by·diffoscope;·len:·304,·SHA:·c2474dedff3f7633089cf3eb7644cab668178dd44c5b726a11d42a403e46cbc0·...·]-34">}</span><span·class="p">,</span><span·class="w"> |
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| Offset 574, 15 lines modified | Offset 574, 15 lines modified | ||
| 574 | ······<div·class="specs"> | 574 | ······<div·class="specs"> |
| 575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·analyse(Mod,·Limit)·->·ModAnalysis·::·<a·href="#t:mod_analysis/0">mod_analysis</a>() | 575 | ··········<pre·translate="no"><span·class="attribute">-spec</span>·analyse(Mod,·Limit)·->·ModAnalysis·::·<a·href="#t:mod_analysis/0">mod_analysis</a>() |
| 576 | ·················when·Mod·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:module/0">module</a>(),·Limit·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> | 576 | ·················when·Mod·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:module/0">module</a>(),·Limit·::·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#t:non_neg_integer/0">non_neg_integer</a>().</pre> |
| 577 | ······</div> | 577 | ······</div> |
| 578 | <p>Collects·and·analyses·all·call·counters·for·module·<code·class="inline">Module</code>.</p><p>This·function·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 578 | <p>Collects·and·analyses·all·call·counters·for·module·<code·class="inline">Module</code>.</p><p>This·function·returns:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="7606497172-1">{</span><span·class="n">Module</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ModuleCount</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FuncAnalysisList</span><span·class="p"·data-group-id="76064[·...·truncated·by·diffoscope;·len:·651,·SHA:·1d5b51c54036300ae0e4f70370ce4422e5b1543f80cda25fc1a39e28fa2d760b·...·]-1">}</span></code></pre><p>If·call·counters·are·still·running·while·<code·class="inline">analyse/0,1,2</code>·is·executing,·the·result |
| 579 | could·be·inconsistent.·This·happens·if·the·process·executing·<code·class="inline">analyse/0,1,2</code> | 579 | could·be·inconsistent.·This·happens·if·the·process·executing·<code·class="inline">analyse/0,1,2</code> |
| 580 | is·scheduled·out·so·some·other·process·can·increment·the·counters·that·are | 580 | is·scheduled·out·so·some·other·process·can·increment·the·counters·that·are |
| 581 | being·analysed.·Calling·<a·href="#pause/0"><code·class="inline">pause()</code></a>·before·analysing·takes·care·of | 581 | being·analysed.·Calling·<a·href="#pause/0"><code·class="inline">pause()</code></a>·before·analysing·takes·care·of |
| 582 | that·problem.</p><p>All·functions·with·a·<code·class="inline">FuncCallCount</code>·lower·than·<code·class="inline">Limit</code>·are·excluded·from | 582 | that·problem.</p><p>All·functions·with·a·<code·class="inline">FuncCallCount</code>·lower·than·<code·class="inline">Limit</code>·are·excluded·from |
| 583 | <code·class="inline">FuncAnalysisList</code>.·They·are·still·included·in·<code·class="inline">ModCallCount</code>,·though.</p> | 583 | <code·class="inline">FuncAnalysisList</code>.·They·are·still·included·in·<code·class="inline">ModCallCount</code>,·though.</p> |
| 584 | ··</section> | 584 | ··</section> |
| 585 | </section> | 585 | </section> |
| Offset 1063, 15 lines modified | Offset 1063, 15 lines modified | ||
| 1063 | ······<p·class="built-using"> | 1063 | ······<p·class="built-using"> |
| 1064 | ········Built·using | 1064 | ········Built·using |
| 1065 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1065 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1066 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1066 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1067 | ······</p> | 1067 | ······</p> |
| 1068 | <p>Copyright·©·1996-202 | 1068 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1069 | ····</footer> | 1069 | ····</footer> |
| 1070 | ··</div> | 1070 | ··</div> |
| 1071 | </main> | 1071 | </main> |
| 1072 | </div> | 1072 | </div> |
| 1073 | <script> | 1073 | <script> |
| 1074 | ··function·mermaidLoaded()·{ | 1074 | ··function·mermaidLoaded()·{ |
| 1075 | ····mermaid.initialize({ | 1075 | ····mermaid.initialize({ |
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| 152 | no·trace·message·has·to·be·generated.·Some·measurements·indicates·performance | 152 | no·trace·message·has·to·be·generated.·Some·measurements·indicates·performance |
| 153 | degradations·in·the·vicinity·of·10·percent.</p><p>The·following·sections·show·some·examples·of·profiling·with·<a·href="cprof.html"><code·class="inline">cprof</code></a>.</p><h2·id="example-background-work"·class="section-heading"> | 153 | degradations·in·the·vicinity·of·10·percent.</p><p>The·following·sections·show·some·examples·of·profiling·with·<a·href="cprof.html"><code·class="inline">cprof</code></a>.</p><h2·id="example-background-work"·class="section-heading"> |
| 154 | ··<a·href="#example-background-work"·class="hover-link"> | 154 | ··<a·href="#example-background-work"·class="hover-link"> |
| 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 155 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 156 | ··</a> | 156 | ··</a> |
| 157 | ··<span·class="text">Example:·Background·work</span> | 157 | ··<span·class="text">Example:·Background·work</span> |
| 158 | </h2> | 158 | </h2> |
| 159 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 159 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3383339556-1">(</span><span·class="p"·data-group-id="3383339556-1">)</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">pause</span><span·class="p"·data-group-id="3383339556-2">(</spa[·...·truncated·by·diffoscope;·len:·43,·SHA:·b04ef1e0963eb2a8812cb167a3f874b8ffdcfe0ad5ddbf9dc02622681a334fd3·...·]-2">)</span><span·class="p">.</span><span·class="w">·</span><span·class="c1">%·Stop·counters·just·after·start</span><span·class="w"> |
| 160 | </span><span·class="mi">8492</span><span·class="gp·unselectable"> | 160 | </span><span·class="mi">8492</span><span·class="gp·unselectable"> |
| 161 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 161 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="3383339556-3">(</span><span·class="p"·data-group-id="3383339556-3">)</span><span·class="p">.</span><span·class="w"> |
| 162 | </span><span·class="p"·data-group-id=" | 162 | </span><span·class="p"·data-group-id="3383339556-4">{</span><span·class="mi">539</span><span·class="p">,</span><span·class="w"> |
| 163 | ·</span><span·class="p"·data-group-id=" | 163 | ·</span><span·class="p"·data-group-id="3383339556-5">[</span><span·class="p"·data-group-id="3383339556-6">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="mi">155</span><span·class="p">,</span><span·class="w"> |
| 164 | ·········</span><span·class="p"·data-group-id=" | 164 | ·········</span><span·class="p"·data-group-id="3383339556-7">[</span><span·class="p"·data-group-id="3383339556-8">{</span><span·class="p"·data-group-id="3383339556-9">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">prep_check</span><span·class="p">,</span><span·class="mi">[·...·truncated·by·diffoscope;·len:·152,·SHA:·87450244de8fc8ea54296a7fda311937e12bd13245ea9cf391d8d46c0ffa2ffa·...·]-8">}</span><span·class="p">,</span><span·class="w"> |
| 165 | ··········</span><span·class="p"·data-group-id=" | 165 | ··········</span><span·class="p"·data-group-id="3383339556-10">{</span><span·class="p"·data-group-id="3383339556-11">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">used_records</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="3383339556[·...·truncated·by·diffoscope;·len:·104,·SHA:·224119936e7ec6a178aa3d37575dcd094b8dbf4f3d163be53fd49637aaad2e95·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 166 | ··········</span><span·class="p"·data-group-id=" | 166 | ··········</span><span·class="p"·data-group-id="3383339556-12">{</span><span·class="p"·data-group-id="3383339556-13">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">used_records</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="3383339556[·...·truncated·by·diffoscope;·len:·104,·SHA:·cfe5d15a8753c4f4b8e22975c8e4d071f2b4fcacc83ad300e9209e315bead096·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 167 | ··········</span><span·class="p"·data-group-id=" | 167 | ··········</span><span·class="p"·data-group-id="3383339556-14">{</span><span·class="p"·data-group-id="3383339556-15">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">used_record_defs</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="338333[·...·truncated·by·diffoscope;·len:·107,·SHA:·57b73ddebc3788327ba087a9308c353e258b9cfd71f7b4a209fe59067030270f·...·]-14">}</span><span·class="p">,</span><span·class="w"> |
| 168 | ··········</span><span·class="p"·data-group-id=" | 168 | ··········</span><span·class="p"·data-group-id="3383339556-16">{</span><span·class="p"·data-group-id="3383339556-17">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">record_defs</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3383339556-[·...·truncated·by·diffoscope;·len:·102,·SHA:·ba18505636f87398f8ff618bc8285075559f43d9350dcede0e1add6cbeaa5498·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 169 | ··········</span><span·class="p"·data-group-id=" | 169 | ··········</span><span·class="p"·data-group-id="3383339556-18">{</span><span·class="p"·data-group-id="3383339556-19">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">record_bindings</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3383339[·...·truncated·by·diffoscope;·len:·106,·SHA:·c74091d176868372a02eb7a7725466eee5409f2c2cb09345b5c795bff7133806·...·]-18">}</span><span·class="p">,</span><span·class="w"> |
| 170 | ··········</span><span·class="p"·data-group-id=" | 170 | ··········</span><span·class="p"·data-group-id="3383339556-20">{</span><span·class="p"·data-group-id="3383339556-21">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">exprs</span><span·class="p">,</span><span·class="mi">7</span><span·class="p"·data-group-id="3383339556-21">}<[·...·truncated·by·diffoscope;·len:·96,·SHA:·286be3228af8622eaec3bf5c166f7d937e16375cbff8a202368efcd94724b4b1·...·]-20">}</span><span·class="p">,</span><span·class="w"> |
| 171 | ··········</span><span·class="p"·data-group-id=" | 171 | ··········</span><span·class="p"·data-group-id="3383339556-22">{</span><span·class="p"·data-group-id="3383339556-23">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">expr</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="3383339556-23">}</[·...·truncated·by·diffoscope;·len:·95,·SHA:·ec57f75f78640f21e111955e0f176c7b920cc57f2b149eaf724edbfdb026d3d2·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 172 | ··········</span><span·class="p"·data-group-id=" | 172 | ··········</span><span·class="p"·data-group-id="3383339556-24">{</span><span·class="p"·data-group-id="3383339556-25">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">expand_records</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="33833395[·...·truncated·by·diffoscope;·len:·105,·SHA:·1fb902d288eedd50ea48ce74108e2ea76b33f53c1d507e388e420e13baaa9709·...·]-24">}</span><span·class="p">,</span><span·class="w"> |
| 173 | ··········</span><span·class="p"·data-group-id=" | 173 | ··········</span><span·class="p"·data-group-id="3383339556-26">{</span><span·class="p"·data-group-id="3383339556-27">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">check_command</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="338333955[·...·truncated·by·diffoscope;·len:·104,·SHA:·2c68c6e4b5dea97439bd9bd9b8e4db93654f35a7b0380f99268f353260717450·...·]-26">}</span><span·class="p">,</span><span·class="w"> |
| 174 | ··········</span><span·class="p"·data-group-id=" | 174 | ··········</span><span·class="p"·data-group-id="3383339556-28">{</span><span·class="p"·data-group-id="3383339556-29">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">apply_fun</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="3383339556-29[·...·truncated·by·diffoscope;·len:·100,·SHA:·5354f45b05182712e26ae2b3c077739b2d8d9a615c9ed714e6a70a3de25b3574·...·]-28">}</span><span·class="p">,</span><span·class="w"> |
| 175 | ··········</span><span·class="p"·data-group-id=" | 175 | ··········</span><span·class="p"·data-group-id="3383339556-30">{</span><span·class="p"·data-group-id="3383339556-31">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">'-exprs/7-lc$^0/1-0-'</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·120,·SHA:·fd7b67d6b7690c652e9464905dc339ac135c21c1dadb9227dfafe6509af8082d·...·]-30">}</span><span·class="p">,</span><span·class="w"> |
| 176 | ··········</span><span·class="p"·data-group-id=" | 176 | ··········</span><span·class="p"·data-group-id="3383339556-32">{</span><span·class="p"·data-group-id="3383339556-33">{</span><span·class="ss">shell</span><span·class="p">,</span><span·class="ss">'-eval_loop/3-fun-0-'</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·227,·SHA:·92e743996b31ed75f585b5cc543823ef5f06ad4d50d2da574fc44533e6415e1d·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 177 | ··</span><span·class="c1">%%·Information·about·many·modules·omitted.</span><span·class="w"> | 177 | ··</span><span·class="c1">%%·Information·about·many·modules·omitted.</span><span·class="w"> |
| 178 | ·····················</span><span·class="p">.</span><span·class="w"> | 178 | ·····················</span><span·class="p">.</span><span·class="w"> |
| 179 | ·····················</span><span·class="p">.</span><span·class="w"> | 179 | ·····················</span><span·class="p">.</span><span·class="w"> |
| 180 | ·····················</span><span·class="p">.</span><span·class="w"> | 180 | ·····················</span><span·class="p">.</span><span·class="w"> |
| 181 | ··</span><span·class="c1">%%·Here·is·the·last·part.</span><span·class="w"> | 181 | ··</span><span·class="c1">%%·Here·is·the·last·part.</span><span·class="w"> |
| 182 | ··</span><span·class="p"·data-group-id=" | 182 | ··</span><span·class="p"·data-group-id="3383339556-34">{</span><span·class="ss">erts_internal</span><span·class="p">,</span><span·class="mi">2</span><span·class="p">,</span><span·class="p"·data-group-id="3383339556-35">[</span><span·class="p"·data-group-id="3383339556-36">{</span><span·class="p"[·...·truncated·by·diffoscope;·len:·438,·SHA:·0fdfeb82397c7e7cf8e55a3280318a1818b6d26fe0b1011206ce730bc7adb317·...·]-34">}</span><span·class="p">,</span><span·class="w"> |
| 183 | ··</span><span·class="p"·data-group-id=" | 183 | ··</span><span·class="p"·data-group-id="3383339556-38">{</span><span·class="ss">otp_internal</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="3383339556-39">[</span><span·class="p"·data-group-id="3383339556-40">{</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·431,·SHA:·8e5c4a67a9b8b94aba273d3a770264ee09a73fef8874391f3627d5a990a020d6·...·]-38">}</span><span·class="p">,</span><span·class="w"> |
| 184 | ··</span><span·class="p"·data-group-id="2155713992-42">{</span><span·class="ss">maps</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="2155713992-43">[</span><span·class="p"·data-group-id="2155713992-44">{</span><span·class="p"·data-group-id="2155713992-45">{</span><span·class="ss">maps</span><span·class="p">,</span><span·class="ss">from_list</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2155713992-45">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2155713992-44">}</span><span·class="p"·data-group-id="2155713992-43">]</span><span·class="p"·data-group-id="2155713992-42">}</span><span·class="p">,</span><span·class="w"> | ||
| 185 | ··</span><span·class="p"·data-group-id="2155713992-46">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="2155713992-47">[</span><span·class="p"·data-group-id="2155713992-48">{</span><span·class="p"·data-group-id="2155713992-49">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="ss">bif</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="2155713992-49">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="2155713992-48">}</span><span·class="p"·data-group-id="2155713992-47">]</span><span·class="p"·data-group-id="2155713992-46">}</span><span·class="p"·data-group-id="2155713992-5">]</span><span·class="p"·data-group-id="2155713992-4">}</span><span·class="gp·unselectable"> | ||
| 186 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="2155713992-50">(</span><span·class="ss">cprof</span><span·class="p"·data-group-id="2155713992-50">)</span><span·class="p">.</span><span·class="w"> | ||
| 187 | </span><span·class="p"·data-group-id=" | 184 | ··</span><span·class="p"·data-group-id="3383339556-42">{</span><span·class="ss">maps</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="3383339556-43">[</span><span·class="p"·data-group-id="3383339[·...·truncated·by·diffoscope;·len:·507,·SHA:·845e7bfba9fc82b0229adcce98fb83c4b38cdc73149afe7f9c9bc7d5d63c3bd0·...·]"> |
| 185 | ··</span><span·class="p"·data-group-id="3383339556-46">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="p"·data-group-id="3383339556-47">[</span><span·class="p"·data-group-id="3383339556-48">{</span><span·class="p"·data-group-id="3383339556-49">{</span><span·class="ss">erl_internal</span><span·class="p">,</span><span·class="ss">bif</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="3383339556-49">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="3383339556-48">}</span><span·class="p"·data-group-id="3383339556-47">]</span><span·class="p"·data-group-id="3383339556-46">}</span><span·class="p"·data-group-id="3383339556-5">]</span><span·class="p"·data-group-id="3383339556-4">}</span><span·class="gp·unselectable"> | ||
| 186 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="3383339556-50">(</span><span·class="ss">cprof</span><span·class="p"·data-group-id="3383339556-50">)</span><span·class="p">.</span><span·class="w"> | ||
| 187 | </span><span·class="p"·data-group-id="3383339556-51">{</span><span·class="ss">cprof</span><span·class="p">,</span><span·class="mi">3</span><span·class="p">,</span><span·class="p"·data-group-id="3383339556-52">[</span><span·class="p"·data-group-id="3383339556-53">{</span><span·class="p"·data-group-id="3383339556-54">{</span><span·class="ss">cprof</span><span·class="p">,</span><span·class="ss">tr</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3383339556-54">}</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3383339556-53">}</span><span·class="p">,</span><span·class="p"·data-group-id="3383339556-55">{</span><span·class="p"·data-group-id="3383339556-56">{</span><span·class="ss">cprof</span><span·class="p">,</span><span·class="ss">pause</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="3383339556-56">}</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="3383339556-55">}</span><span·class="p"·data-group-id="3383339556-52">]</span><span·class="p"·data-group-id="3383339556-51">}</span><span·class="gp·unselectable"> | ||
| 188 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 188 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="3383339556-57">(</span><span·class="p"·data-group-id="3383339556-57">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="mi">8586</span></code></pre><p>The·example·showed·some·of·the·background·work·that·the·shell·performs·just·to | 189 | </span><span·class="mi">8586</span></code></pre><p>The·example·showed·some·of·the·background·work·that·the·shell·performs·just·to |
| 190 | interpret·the·first·command·line.</p><p>What·is·captured·in·this·example·is·the·part·of·the·work·the·shell·does·while | 190 | interpret·the·first·command·line.</p><p>What·is·captured·in·this·example·is·the·part·of·the·work·the·shell·does·while |
| 191 | interpreting·the·command·line·that·occurs·between·the·actual·calls·to | 191 | interpreting·the·command·line·that·occurs·between·the·actual·calls·to |
| 192 | <a·href="cprof.html#start/0"><code·class="inline">cprof:start()</code></a>·and·<a·href="cprof.html#analyse/1"><code·class="inline">cprof:analyse()</code></a>.</p><h2·id="example-one-module"·class="section-heading"> | 192 | <a·href="cprof.html#start/0"><code·class="inline">cprof:start()</code></a>·and·<a·href="cprof.html#analyse/1"><code·class="inline">cprof:analyse()</code></a>.</p><h2·id="example-one-module"·class="section-heading"> |
| 193 | ··<a·href="#example-one-module"·class="hover-link"> | 193 | ··<a·href="#example-one-module"·class="hover-link"> |
| 194 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 194 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 195 | ··</a> | 195 | ··</a> |
| 196 | ··<span·class="text">Example:·One·module</span> | 196 | ··<span·class="text">Example:·One·module</span> |
| 197 | </h2> | 197 | </h2> |
| 198 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 198 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8476549554-1">(</span><span·class="p"·data-group-id="8476549554-1">)</span><span·class="p">,</span><span·class="n">R</span><span·class="o">=</span><span·class="nc">calendar</span><span·class="p">:</span><span·class="nf">day_of_the_week</span><span·class="p[·...·truncated·by·diffoscope;·len:·418,·SHA:·3c126888617891147e977c2567b1f093a8e79c983629f5422e7b48a682b96d5b·...·]4-3">)</span><span·class="p">,</span><span·class="n">R</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="mi">1</span><span·class="gp·unselectable"> | 199 | </span><span·class="mi">1</span><span·class="gp·unselectable"> |
| 200 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 200 | 2>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="8476549554-4">(</span><span·class="ss">calendar</span><span·class="p"·data-group-id="8476549554-4">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="p"·data-group-id=" | 201 | </span><span·class="p"·data-group-id="8476549554-5">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="mi">9</span><span·class="p">,</span><span·class="w"> |
| 202 | ··········</span><span·class="p"·data-group-id=" | 202 | ··········</span><span·class="p"·data-group-id="8476549554-6">[</span><span·class="p"·data-group-id="8476549554-7">{</span><span·class="p"·data-group-id="8476549554-8">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">last_day_of_the_month1</span><span·class="p">,</span><s[·...·truncated·by·diffoscope;·len:·165,·SHA:·5f27caa34aca7dac3832bd9ffd4570f4cd918e558fec049e582c3b8e6709cc05·...·]4-7">}</span><span·class="p">,</span><span·class="w"> |
| 203 | ···········</span><span·class="p"·data-group-id=" | 203 | ···········</span><span·class="p"·data-group-id="8476549554-9">{</span><span·class="p"·data-group-id="8476549554-10">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">last_day_of_the_month</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·113,·SHA:·29a184eaa78efa91f30f770508e70661d3be52930c74ff279ecb35d9244a0e51·...·]4-9">}</span><span·class="p">,</span><span·class="w"> |
| 204 | ···········</span><span·class="p"·data-group-id=" | 204 | ···········</span><span·class="p"·data-group-id="8476549554-11">{</span><span·class="p"·data-group-id="8476549554-12">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">is_leap_year1</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="847654[·...·truncated·by·diffoscope;·len:·106,·SHA:·6520f8950c50048de7ec2417b8d5ad0e74f4de36a8c1e0b72bd02696dfca8569·...·]4-11">}</span><span·class="p">,</span><span·class="w"> |
| 205 | ···········</span><span·class="p"·data-group-id=" | 205 | ···········</span><span·class="p"·data-group-id="8476549554-13">{</span><span·class="p"·data-group-id="8476549554-14">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">is_leap_year</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8476549[·...·truncated·by·diffoscope;·len:·105,·SHA:·d750b3fb51c6537f22813d094f8332733f560f9d2d863b6a8bc07de8251a28fc·...·]4-13">}</span><span·class="p">,</span><span·class="w"> |
| 206 | ···········</span><span·class="p"·data-group-id=" | 206 | ···········</span><span·class="p"·data-group-id="8476549554-15">{</span><span·class="p"·data-group-id="8476549554-16">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">dy</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8476549554-16">}<[·...·truncated·by·diffoscope;·len:·95,·SHA:·e88cf2f3102dd3c41757605b37c49cc977c6a6b45dd4259190d1e6518a4177fe·...·]4-15">}</span><span·class="p">,</span><span·class="w"> |
| 207 | ···········</span><span·class="p"·data-group-id=" | 207 | ···········</span><span·class="p"·data-group-id="8476549554-17">{</span><span·class="p"·data-group-id="8476549554-18">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">dm</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="8476549554-18">}<[·...·truncated·by·diffoscope;·len:·95,·SHA:·e88cf2f3102dd3c41757605b37c49cc977c6a6b45dd4259190d1e6518a4177fe·...·]4-17">}</span><span·class="p">,</span><span·class="w"> |
| 208 | ···········</span><span·class="p"·data-group-id=" | 208 | ···········</span><span·class="p"·data-group-id="8476549554-19">{</span><span·class="p"·data-group-id="8476549554-20">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">df</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8476549554-20">}<[·...·truncated·by·diffoscope;·len:·95,·SHA:·e88cf2f3102dd3c41757605b37c49cc977c6a6b45dd4259190d1e6518a4177fe·...·]4-19">}</span><span·class="p">,</span><span·class="w"> |
| 209 | ···········</span><span·class="p"·data-group-id=" | 209 | ···········</span><span·class="p"·data-group-id="8476549554-21">{</span><span·class="p"·data-group-id="8476549554-22">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">day_of_the_week</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="8476[·...·truncated·by·diffoscope;·len:·108,·SHA:·2d306332a26b4d90228a4c673b59dbfdb797360d8b8c7ddfd14bf9c357c62eda·...·]4-21">}</span><span·class="p">,</span><span·class="w"> |
| 210 | ···········</span><span·class="p"·data-group-id=" | 210 | ···········</span><span·class="p"·data-group-id="8476549554-23">{</span><span·class="p"·data-group-id="8476549554-24">{</span><span·class="ss">calendar</span><span·class="p">,</span><span·class="ss">date_to_gregorian_days</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·222,·SHA:·04bdca8b9c44ed9c8cc8aa08abedf6a664c524645747cfa958bd07df6b67173f·...·]4-5">}</span><span·class="gp·unselectable"> |
| 211 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 211 | 3>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="8476549554-25">(</span><span·class="p"·data-group-id="8476549554-25">)</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="mi">8648</span></code></pre><p>The·example·tells·us·that·"Aktiebolaget·LM·Ericsson·&·Co"·was·registered·on·a | 212 | </span><span·class="mi">8648</span></code></pre><p>The·example·tells·us·that·"Aktiebolaget·LM·Ericsson·&·Co"·was·registered·on·a |
| 213 | Monday·(since·the·return·value·of·the·first·command·is·1),·and·that·the | 213 | Monday·(since·the·return·value·of·the·first·command·is·1),·and·that·the |
| 214 | <code·class="inline">calendar</code>·module·needed·9·function·calls·to·calculate·that.</p><p>Using·<code·class="inline">cprof:analyse()</code>·in·this·example·also·shows·approximately·the·same | 214 | <code·class="inline">calendar</code>·module·needed·9·function·calls·to·calculate·that.</p><p>Using·<code·class="inline">cprof:analyse()</code>·in·this·example·also·shows·approximately·the·same |
| 215 | background·work·as·in·the·first·example.</p><h2·id="example-in-the-code"·class="section-heading"> | 215 | background·work·as·in·the·first·example.</p><h2·id="example-in-the-code"·class="section-heading"> |
| 216 | ··<a·href="#example-in-the-code"·class="hover-link"> | 216 | ··<a·href="#example-in-the-code"·class="hover-link"> |
| 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 218 | ··</a> | 218 | ··</a> |
| 219 | ··<span·class="text">Example:·In·the·code</span> | 219 | ··<span·class="text">Example:·In·the·code</span> |
| 220 | </h2> | 220 | </h2> |
| 221 | <p>Write·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="6459419787-1">(</span><span·class="ss">sort</span><span·class="p"·data-group-id="6459419787-1">)</span><span·class="p">.</span><span·class="w"> | ||
| 222 | < | 221 | <p>Write·a·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="8267404673-1">(</span><span·class="ss">sort</span><span·class="p"·data-group-id="8267404673-1">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="8267404673-2">(</span><span·class="p"·data-group-id="8267404673-3">[</span><span·class="ss">do</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="8267404673-3">]</span><span·class="p"·data-group-id="8267404673-2">)</span><span·class="p">.</span><span·class="w"> | ||
| 223 | </span><span·class="nf">do</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">do</span><span·class="p"·data-group-id="8267404673-4">(</span><span·class="n">N</span><span·class="p"·data-group-id="8267404673-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">stop</span><span·class="p"·data-group-id="8267404673-5">(</span><span·class="p"·data-group-id="8267404673-5">)</span><span·class="p">,</span><span·class="w"> |
| 225 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 225 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="8267404673-6">(</span><span·class="p"·data-group-id="8267404673-6">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id=" | 226 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id="8267404673-7">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8267404673-8">[</span><span·class="p"·data-group-id="8267404673-8">]</span><span·class="p"·data-group-id="8267404673-7">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">do</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">do</span><span·class="p"·data-group-id="8267404673-9">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="8267404673-9">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="n">R</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">sort</span><span·class="p"·data-group-id="8267404673-10">(</span><span·class="n">L</span><span·class="p"·data-group-id="8267404673-10">)</span><span·class="p">,</span><span·class="w"> |
| 229 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">pause</span><span·class="p"·data-group-id=" | 229 | ····</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">pause</span><span·class="p"·data-group-id="8267404673-11">(</span><span·class="p"·data-group-id="8267404673-11">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ····</span><span·class="n">R</span><span·class="p">;</span><span·class="w"> | 230 | ····</span><span·class="n">R</span><span·class="p">;</span><span·class="w"> |
| 231 | </span><span·class="nf">do</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">do</span><span·class="p"·data-group-id="8267404673-12">(</span><span·class="n">N</span><span·class="p">,</span><span·class="w">·</span><span·class="n">L</span><span·class="p"·data-group-id="8267404673-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="nf">do</span><span·class="p"·data-group-id="8267404673-13">(</span><span·class="n">N</span><span·class="o">-</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="8267404673-14">[</span><span·class="nc">rand</span><span·class="p">:</span><span·[·...·truncated·by·diffoscope;·len:·716,·SHA:·139c6d56a4cd34562133697298bb33b053c96603f7939c6d08dc157b9dfb0c8d·...·]0-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="p"·data-group-id=" | 233 | </span><span·class="p"·data-group-id="9604908500-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">sort</span><span·class="p"·data-group-id="9604908500-2">}</span><span·class="gp·unselectable"> |
| 234 | 2>·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id=" | 234 | 2>·</span><span·class="nc">rand</span><span·class="p">:</span><span·class="nf">seed</span><span·class="p"·data-group-id="9604908500-3">(</span><span·class="ss">default</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p"·data-group-id="9604908500-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 235 | </span><span·class="ss">ok</span><span·class="p">.</span><span·class="gp·unselectable"> | 235 | </span><span·class="ss">ok</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 236 | 3>·</span><span·class="nc">sort</span><span·class="p">:</span><span·class="nf">do</span><span·class="p"·data-group-id=" | 236 | 3>·</span><span·class="nc">sort</span><span·class="p">:</span><span·class="nf">do</span><span·class="p"·data-group-id="9604908500-4">(</span><span·class="mi">1000</span><span·class="p"·data-group-id="9604908500-4">)</span><span·class="p">.</span><span·class="w"> |
| 237 | </span><span·class="p"·data-group-id=" | 237 | </span><span·class="p"·data-group-id="9604908500-5">[</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">0</span><span·class="p">,</span><span·class="mi">1</span><span·class="p">,</span><span·class="mi">1</span><span·class="[·...·truncated·by·diffoscope;·len:·1299,·SHA:·722420fab9d87ff0de5b287501abef0b5db8465a6e51dabd136bc45ee51d5ba5·...·]0-5">]</span><span·class="gp·unselectable"> |
| 238 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 238 | 4>·</span><span·class="nc">cprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="9604908500-6">(</span><span·class="p"·data-group-id="9604908500-6">)</span><span·class="p">.</span><span·class="w"> |
| 239 | </span><span·class="p"·data-group-id=" | 239 | </span><span·class="p"·data-group-id="9604908500-7">{</span><span·class="mi">13180</span><span·class="p">,</span><span·class="w"> |
| 240 | ·</span><span·class="p"·data-group-id=" | 240 | ·</span><span·class="p"·data-group-id="9604908500-8">[</span><span·class="p"·data-group-id="9604908500-9">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="mi">6173</span><span·class="p">,</span><span·class="w"> |
| 241 | ·········</span><span·class="p"·data-group-id=" | 241 | ·········</span><span·class="p"·data-group-id="9604908500-10">[</span><span·class="p"·data-group-id="9604908500-11">{</span><span·class="p"·data-group-id="9604908500-12">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_1</span><span·class="p">,</span><span·class="mi[·...·truncated·by·diffoscope;·len:·156,·SHA:·0d30797b8de59692d86fb9b98c976df8f14af6a9e4f46c9b93922797009272d5·...·]0-11">}</span><span·class="p">,</span><span·class="w"> |
| 242 | ··········</span><span·class="p"·data-group-id=" | 242 | ··········</span><span·class="p"·data-group-id="9604908500-13">{</span><span·class="p"·data-group-id="9604908500-14">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_2</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500-14[·...·truncated·by·diffoscope;·len:·101,·SHA:·8dfaa1970eb7c65fe55baa5e9e29cba820ee2f00ac78948e3d2039001a37b55e·...·]0-13">}</span><span·class="p">,</span><span·class="w"> |
| 243 | ··········</span><span·class="p"·data-group-id=" | 243 | ··········</span><span·class="p"·data-group-id="9604908500-15">{</span><span·class="p"·data-group-id="9604908500-16">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">split_1</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="9604908500-16">[·...·truncated·by·diffoscope;·len:·99,·SHA:·5d6d83db650356eb97dcde8e97854eb9449bc31dc5c2eecbb524b5715361d871·...·]0-15">}</span><span·class="p">,</span><span·class="w"> |
| 244 | ··········</span><span·class="p"·data-group-id=" | 244 | ··········</span><span·class="p"·data-group-id="9604908500-17">{</span><span·class="p"·data-group-id="9604908500-18">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_1</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500-18"[·...·truncated·by·diffoscope;·len:·100,·SHA:·393fc7b17ba9297894f612c7822f56ea15fe3bdc00b2495103486762643a5cad·...·]0-17">}</span><span·class="p">,</span><span·class="w"> |
| 245 | ··········</span><span·class="p"·data-group-id=" | 245 | ··········</span><span·class="p"·data-group-id="9604908500-19">{</span><span·class="p"·data-group-id="9604908500-20">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_2</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500-20"[·...·truncated·by·diffoscope;·len:·100,·SHA:·3401276ccd1235c5aa0ec33341b8f1d96ae06f235640963ec69c078c848cd065·...·]0-19">}</span><span·class="p">,</span><span·class="w"> |
| 246 | ··········</span><span·class="p"·data-group-id=" | 246 | ··········</span><span·class="p"·data-group-id="9604908500-21">{</span><span·class="p"·data-group-id="9604908500-22">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_12_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500[·...·truncated·by·diffoscope;·len:·104,·SHA:·9be733da42fddd7ebd9c3e95477edbf0bfe7ba80b03c01968c411d3117556b04·...·]0-21">}</span><span·class="p">,</span><span·class="w"> |
| 247 | ··········</span><span·class="p"·data-group-id=" | 247 | ··········</span><span·class="p"·data-group-id="9604908500-23">{</span><span·class="p"·data-group-id="9604908500-24">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">split_1_1</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500-24[·...·truncated·by·diffoscope;·len:·101,·SHA:·b585fde3267d100f222e25aa7bf4ed57e5f92497d0a69a7db65d02eb027de0f9·...·]0-23">}</span><span·class="p">,</span><span·class="w"> |
| 248 | ··········</span><span·class="p"·data-group-id=" | 248 | ··········</span><span·class="p"·data-group-id="9604908500-25">{</span><span·class="p"·data-group-id="9604908500-26">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_12_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500-[·...·truncated·by·diffoscope;·len:·103,·SHA:·9b418b4de251d57c1b5d0a1f51377559222fda4c55f4a179fb2f427150d81cf5·...·]0-25">}</span><span·class="p">,</span><span·class="w"> |
| 249 | ··········</span><span·class="p"·data-group-id=" | 249 | ··········</span><span·class="p"·data-group-id="9604908500-27">{</span><span·class="p"·data-group-id="9604908500-28">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge3_21_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500[·...·truncated·by·diffoscope;·len:·104,·SHA:·ba03ba67d7acc88dd4bfcde7c19b0cc28f1487da513925b76f53071ef289181c·...·]0-27">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ··········</span><span·class="p"·data-group-id=" | 250 | ··········</span><span·class="p"·data-group-id="9604908500-29">{</span><span·class="p"·data-group-id="9604908500-30">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge3_21_3</span><span·class="p">,</span><span·class="mi">6</span><span·class="p"·data-group-id="9604908500-[·...·truncated·by·diffoscope;·len:·103,·SHA:·907990869235735c60ce77e80baea85e607d63341bbe546b12c4033a1b392426·...·]0-29">}</span><span·class="p">,</span><span·class="w"> |
| 251 | ··········</span><span·class="p"·data-group-id=" | 251 | ··········</span><span·class="p"·data-group-id="9604908500-31">{</span><span·class="p"·data-group-id="9604908500-32">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge2_1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="9604908500-32"[·...·truncated·by·diffoscope;·len:·100,·SHA:·fb31c755010393f6a802f3d8e7360e7c43db94b865f9ad16c6af152edab0d8e6·...·]0-31">}</span><span·class="p">,</span><span·class="w"> |
| 252 | ··········</span><span·class="p"·data-group-id=" | 252 | ··········</span><span·class="p"·data-group-id="9604908500-33">{</span><span·class="p"·data-group-id="9604908500-34">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">merge2_2</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="9604908500-34"[·...·truncated·by·diffoscope;·len:·100,·SHA:·bd8864f6c56a562fdf332a62ba0ab13ae6f8da1dfc001e233e76d939216aa262·...·]0-33">}</span><span·class="p">,</span><span·class="w"> |
| 253 | ··········</span><span·class="p"·data-group-id=" | 253 | ··········</span><span·class="p"·data-group-id="9604908500-35">{</span><span·class="p"·data-group-id="9604908500-36">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">reverse</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="9604908500-36">[·...·truncated·by·diffoscope;·len:·99,·SHA:·a20c85c2d429e18f36dc84db3eb3c97346230f2bcaf34cee380d897c09dc6295·...·]0-35">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ··········</span><span·class="p"·data-group-id=" | 254 | ··········</span><span·class="p"·data-group-id="9604908500-37">{</span><span·class="p"·data-group-id="9604908500-38">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge2_2</span><span·class="p">,</span><span·class="mi">5</span><span·class="p"·data-group-id="9604908500-38[·...·truncated·by·diffoscope;·len:·100,·SHA:·b176a3bd79a29edd9ca4ec26adee10a922337668f3cdd02d9b4444c00349e00e·...·]0-37">}</span><span·class="p">,</span><span·class="w"> |
| 255 | ··········</span><span·class="p"·data-group-id=" | 255 | ··········</span><span·class="p"·data-group-id="9604908500-39">{</span><span·class="p"·data-group-id="9604908500-40">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmergel</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="9604908500-40">[·...·truncated·by·diffoscope;·len:·98,·SHA:·2e2d3f1c18f66e600b6c797c1f1bb391c4cc11732cf9d42846de151be49ee8f0·...·]0-39">}</span><span·class="p">,</span><span·class="w"> |
| 256 | ··········</span><span·class="p"·data-group-id=" | 256 | ··········</span><span·class="p"·data-group-id="9604908500-41">{</span><span·class="p"·data-group-id="9604908500-42">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">rmerge2_1</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="9604908500-42[·...·truncated·by·diffoscope;·len:·100,·SHA:·670180c4ea8bc8d77d8a755970b488ad6e2d1c6348ef9fa800d8d8d6520983b6·...·]0-41">}</span><span·class="p">,</span><span·class="w"> |
| 257 | ··········</span><span·class="p"·data-group-id=" | 257 | ··········</span><span·class="p"·data-group-id="9604908500-43">{</span><span·class="p"·data-group-id="9604908500-44">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">mergel</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="9604908500-44">}[·...·truncated·by·diffoscope;·len:·97,·SHA:·5a22079bc981f4ef8af4dddad06ba95742d556719e02937a23ab26a9b9c3b893·...·]0-43">}</span><span·class="p">,</span><span·class="w"> |
| 258 | ··········</span><span·class="p"·data-group-id=" | 258 | ··········</span><span·class="p"·data-group-id="9604908500-45">{</span><span·class="p"·data-group-id="9604908500-46">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">keyfind</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="9604908500-46">[·...·truncated·by·diffoscope;·len:·97,·SHA:·759a83b541e69575b53b386f0579675c048556186850470404f304aa93a1e1c0·...·]0-45">}</span><span·class="p">,</span><span·class="w"> |
| 259 | ··········</span><span·class="p"·data-group-id=" | 259 | ··········</span><span·class="p"·data-group-id="9604908500-47">{</span><span·class="p"·data-group-id="9604908500-48">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">sort</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="9604908500-48">}</[·...·truncated·by·diffoscope;·len:·202,·SHA:·41adc428f9e0a93369e9594f3cc156e4e0c5625b573f206d902f8534c8dbd28e·...·]0-9">}</span><span·class="p">,</span><span·class="w"> |
| 260 | ··</span><span·class="p"·data-group-id=" | 260 | ··</span><span·class="p"·data-group-id="9604908500-49">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="mi">5000</span><span·class="p">,</span><span·class="w"> |
| 261 | ········</span><span·class="p"·data-group-id=" | 261 | ········</span><span·class="p"·data-group-id="9604908500-50">[</span><span·class="p"·data-group-id="9604908500-51">{</span><span·class="p"·data-group-id="9604908500-52">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">uniform_s</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·155,·SHA:·e08ff3726e9904eb2fa9784be95be2b4ffbaec02460ea2024dc0659b8bfdbcb4·...·]0-51">}</span><span·class="p">,</span><span·class="w"> |
| 262 | ·········</span><span·class="p"·data-group-id=" | 262 | ·········</span><span·class="p"·data-group-id="9604908500-53">{</span><span·class="p"·data-group-id="9604908500-54">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">uniform</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="9604908500-54">}[·...·truncated·by·diffoscope;·len:·99,·SHA:·c1943cbbb61b3b039782c9b328993934ec2ce8c43eb5d65e0a9b2f31348fdfb0·...·]0-53">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ·········</span><span·class="p"·data-group-id=" | 263 | ·········</span><span·class="p"·data-group-id="9604908500-55">{</span><span·class="p"·data-group-id="9604908500-56">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">seed_put</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="9604908500-56">[·...·truncated·by·diffoscope;·len:·100,·SHA:·80b1743acc0b0930b3548fb4fe0f02f466d1d6028e112a61bf9660ea4213cb0d·...·]0-55">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ·········</span><span·class="p"·data-group-id=" | 264 | ·········</span><span·class="p"·data-group-id="9604908500-57">{</span><span·class="p"·data-group-id="9604908500-58">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">seed_get</span><span·class="p">,</span><span·class="mi">0</span><span·class="p"·data-group-id="9604908500-58">[·...·truncated·by·diffoscope;·len:·100,·SHA:·80b1743acc0b0930b3548fb4fe0f02f466d1d6028e112a61bf9660ea4213cb0d·...·]0-57">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ·········</span><span·class="p"·data-group-id=" | 265 | ·········</span><span·class="p"·data-group-id="9604908500-59">{</span><span·class="p"·data-group-id="9604908500-60">{</span><span·class="ss">rand</span><span·class="p">,</span><span·class="ss">exsss_uniform</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="9604908500[·...·truncated·by·diffoscope;·len:·213,·SHA:·9e5e56283bc8da4c5b943bab2315a8f4e5632195f6ac400b558a290cc0170b59·...·]0-49">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ··</span><span·class="p"·data-group-id=" | 266 | ··</span><span·class="p"·data-group-id="9604908500-61">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="mi">1004</span><span·class="p">,</span><span·class="w"> |
| 267 | ··········</span><span·class="p"·data-group-id=" | 267 | ··········</span><span·class="p"·data-group-id="9604908500-62">[</span><span·class="p"·data-group-id="9604908500-63">{</span><span·class="p"·data-group-id="9604908500-64">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">put</span><span·class="p">,</span><span·class="mi">2</[·...·truncated·by·diffoscope;·len:·151,·SHA:·2538f5098dd6eeaa4e85b0a09505a23f1ac523a2be819c4189af153ae909410b·...·]0-63">}</span><span·class="p">,</span><span·class="w"> |
| 268 | ···········</span><span·class="p"·data-group-id=" | 268 | ···········</span><span·class="p"·data-group-id="9604908500-65">{</span><span·class="p"·data-group-id="9604908500-66">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">trace_pattern</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="96049085[·...·truncated·by·diffoscope;·len:·104,·SHA:·63744d120898936976199c7d839133c635de9f0fa54a429701515c7d3578aa72·...·]0-65">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ···········</span><span·class="p"·data-group-id="3773482090-67">{</span><span·class="p"·data-group-id="3773482090-68">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="ss">ensure_tracer_module_loaded</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3773482090-68">}</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3773482090-67">}</span><span·class="p"·data-group-id="3773482090-62">]</span><span·class="p"·data-group-id="3773482090-61">}</span><span·class="p">,</span><span·class="w"> | ||
| 270 | ··</span><span·class="p"·data-group-id="3773482090-69">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="mi">1001</span><span·class="p">,</span><span·class="p"·data-group-id="3773482090-70">[</span><span·class="p"·data-group-id="3773482090-71">{</span><span·class="p"·data-group-id="3773482090-72">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="ss">do</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="3773482090-72">}</span><span·class="p">,</span><span·class="mi">1001</span><span·class="p"·data-group-id="3773482090-71">}</span><span·class="p"·data-group-id="3773482090-70">]</span><span·class="p"·data-group-id="3773482090-69">}</span><span·class="p">,</span><span·class="w"> | ||
| 271 | ··</span><span·class="p"·data-group-id=" | 269 | ···········</span><span·class="p"·data-group-id="9604908500-67">{</span><span·class="p"·data-group-id="9604908500-68">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="ss">ensure_tracer_module_loaded</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·325,·SHA:·bd778ad2f5f81bd44cff72072e06fd6e5bcaf60cd984bc8e60f7e4825f8eb9d2·...·]"> |
| 270 | ··</span><span·class="p"·data-group-id="9604908500-69">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="mi">1001</span><span·class="p">,</span><span·class="p"·data-group-id="9604908500-70">[</span><span·class="p"·data-group-id="9604908500-71">{</span><span·class="p"·data-group-id="9604908500-72">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="ss">do</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="9604908500-72">}</span><span·class="p">,</span><span·class="mi">1001</span><span·class="p"·data-group-id="9604908500-71">}</span><span·class="p"·data-group-id="9604908500-70">]</span><span·class="p"·data-group-id="9604908500-69">}</span><span·class="p">,</span><span·class="w"> | ||
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| Offset 971, 15 lines modified | Offset 971, 15 lines modified | ||
| 971 | ······<p·class="built-using"> | 971 | ······<p·class="built-using"> |
| 972 | ········Built·using | 972 | ········Built·using |
| 973 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 973 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 974 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 974 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 975 | ······</p> | 975 | ······</p> |
| 976 | <p>Copyright·©·1996-202 | 976 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 977 | ····</footer> | 977 | ····</footer> |
| 978 | ··</div> | 978 | ··</div> |
| 979 | </main> | 979 | </main> |
| 980 | </div> | 980 | </div> |
| 981 | <script> | 981 | <script> |
| 982 | ··function·mermaidLoaded()·{ | 982 | ··function·mermaidLoaded()·{ |
| 983 | ····mermaid.initialize({ | 983 | ····mermaid.initialize({ |
| Offset 207, 31 lines modified | Offset 207, 31 lines modified | ||
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Edit·-·Alignment</span> | 209 | ··<span·class="text">Edit·-·Alignment</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <ul><li>··<em><code·class="inline">C-c·C-a</code></em>·(<code·class="inline">align-current</code>)·-·aligns·comments,·arrows,·assignments, | 211 | <ul><li>··<em><code·class="inline">C-c·C-a</code></em>·(<code·class="inline">align-current</code>)·-·aligns·comments,·arrows,·assignments, |
| 212 | and·type·annotations·around·the·cursor.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Example</span><span·class="p">:</span><span·class="w"> | 212 | and·type·annotations·around·the·cursor.</li></ul><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Example</span><span·class="p">:</span><span·class="w"> |
| 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 213 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-1">(</span><span·class="n">L</span><span·class="p"·data-group-id="1655868728-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-2">(</span><[·...·truncated·by·diffoscope;·len:·137,·SHA:·037ab2ce4f2f115418ff264320fb7a2760d5d3aa16c20d4f45bf047bc222f2d3·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 214 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-3">(</span><span·class="p"·data-group-id="1655868728-4">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="1655868728-4">]</span><span·class="p">,</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·462,·SHA:·c468d4d56d8c7c543c9fd5b2d9d9ef1fa9566dbe72efbea3646134c71830c701·...·]-5">)</span><span·class="p">;</span><span·class="w">··</span><span·class="c1">%·recurse</span><span·class="w"> |
| 215 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 215 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-6">(</span><span·class="p"·data-group-id="1655868728-7">[</span><span·class="p"·data-group-id="1655868728-7">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="1655868728-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Sum</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%·base·case</span><span·class="w"> |
| 216 | </span><span·class="w"> | 216 | </span><span·class="w"> |
| 217 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id=" | 217 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id="1655868728-8">{</span><span·class="w">·</span><span·class="ss">two</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="1655868728-9">(</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·167e93e5c591bef7a133890de98a6a27046bfb21f27a7f1b963c2762248e9fb5·...·]-9">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·hello</span><span·class="w"> |
| 218 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 218 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="1655868728-10">(</span><span·class="p"·data-group-id="1655868728-10">)</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%·there</span><span·class="w"> |
| 219 | ··········</span><span·class="ss">four</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 219 | ··········</span><span·class="ss">four</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="1655868728-11">(</span><span·class="p"·data-group-id="1655868728-11">)</span><span·class="w">·</span><span·class="p"·data-group-id="1655868728-8">}</span><span·class="p">.</span><span·class="w"> |
| 220 | </span><span·class="nc">becomes</span><span·class="p">:</span><span·class="w"> | 220 | </span><span·class="nc">becomes</span><span·class="p">:</span><span·class="w"> |
| 221 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 221 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-12">(</span><span·class="n">L</span><span·class="p"·data-group-id="1655868728-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-13">(</spa[·...·truncated·by·diffoscope;·len:·140,·SHA:·35f4f297d68c78060de7175c5f6dd2275b6ee31ad7b12e904b714bc842b32ea3·...·]-13">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-14">(</span><span·class="p"·data-group-id="1655868728-15">[</span><span·class="n">H</span><span·class="p">|</span><span·class="n">T</span><span·class="p"·data-group-id="1655868728-15">]</span><span·class="p">,</span><span·class="w">·</span><span[·...·truncated·by·diffoscope;·len:·467,·SHA:·90ec773f61ab2649c30a17f8ff0a105a9f38f634fa0be2ab00ae4df952630cab·...·]-16">)</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·recurse</span><span·class="w"> |
| 223 | </span><span·class="nf">sum</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">sum</span><span·class="p"·data-group-id="1655868728-17">(</span><span·class="p"·data-group-id="1655868728-18">[</span><span·class="p"·data-group-id="1655868728-18">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="1655868728-17">)</span><span·class="w">····</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Sum</span><span·class="p">.</span><span·class="w">·············</span><span·class="c1">%·base·case</span><span·class="w"> |
| 224 | </span><span·class="w"> | 224 | </span><span·class="w"> |
| 225 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id=" | 225 | </span><span·class="p">-</span><span·class="na">record</span><span·class="w">·</span><span·class="p"·data-group-id="1655868728-19">{</span><span·class="w">·</span><span·class="ss">two</span><span·class="w">···········</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="1655868728-20">(</[·...·truncated·by·diffoscope;·len:·46,·SHA:·54cda9e5dd7f5ac1fdf6bb0cea82fd0d87227af973767e833bf45e1568afd5df·...·]-20">)</span><span·class="p">,</span><span·class="w">····</span><span·class="c1">%·hello</span><span·class="w"> |
| 226 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id=" | 226 | ··········</span><span·class="ss">three</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">hello</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">string</span><span·class="p"·data-group-id="1655868728-21">(</span><span·class="p"·data-group-id="1655868728-21">)</span><span·class="p">,</span><span·class="w">·</span><span·class="c1">%·there</span><span·class="w"> |
| 227 | ··········</span><span·class="ss">four</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">····</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id=" | 227 | ··········</span><span·class="ss">four</span><span·class="w">··</span><span·class="o">=</span><span·class="w">·</span><span·class="mi">42</span><span·class="w">····</span><span·class="p">:</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">int</span><span·class="p"·data-group-id="1655868728-22">(</span><span·class="p"·data-group-id="1655868728-22">)</span><span·class="w">·</span><span·class="p"·data-group-id="1655868728-19">}</span><span·class="p">.</span></code></pre><h2·id="syntax-highlighting"·class="section-heading"> |
| 228 | ··<a·href="#syntax-highlighting"·class="hover-link"> | 228 | ··<a·href="#syntax-highlighting"·class="hover-link"> |
| 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 229 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 230 | ··</a> | 230 | ··</a> |
| 231 | ··<span·class="text">Syntax·highlighting</span> | 231 | ··<span·class="text">Syntax·highlighting</span> |
| 232 | </h2> | 232 | </h2> |
| 233 | <p>The·syntax·highlighting·can·be·activated·from·the·Erlang·menu.·There·are·four | 233 | <p>The·syntax·highlighting·can·be·activated·from·the·Erlang·menu.·There·are·four |
| 234 | different·alternatives:</p><ul><li>··Off:·Normal·black·and·white·display.</li><li>··Level·1:·Function·headers,·reserved·words,·comments,·strings,·quoted·atoms, | 234 | different·alternatives:</p><ul><li>··Off:·Normal·black·and·white·display.</li><li>··Level·1:·Function·headers,·reserved·words,·comments,·strings,·quoted·atoms, |
| Offset 351, 15 lines modified | Offset 351, 15 lines modified | ||
| 351 | ······<p·class="built-using"> | 351 | ······<p·class="built-using"> |
| 352 | ········Built·using | 352 | ········Built·using |
| 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 353 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 354 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 355 | ······</p> | 355 | ······</p> |
| 356 | <p>Copyright·©·1996-202 | 356 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 357 | ····</footer> | 357 | ····</footer> |
| 358 | ··</div> | 358 | ··</div> |
| 359 | </main> | 359 | </main> |
| 360 | </div> | 360 | </div> |
| 361 | <script> | 361 | <script> |
| 362 | ··function·mermaidLoaded()·{ | 362 | ··function·mermaidLoaded()·{ |
| 363 | ····mermaid.initialize({ | 363 | ····mermaid.initialize({ |
| Offset 327, 15 lines modified | Offset 327, 15 lines modified | ||
| 327 | ······<p·class="built-using"> | 327 | ······<p·class="built-using"> |
| 328 | ········Built·using | 328 | ········Built·using |
| 329 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 329 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 330 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 330 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 331 | ······</p> | 331 | ······</p> |
| 332 | <p>Copyright·©·1996-202 | 332 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 333 | ····</footer> | 333 | ····</footer> |
| 334 | ··</div> | 334 | ··</div> |
| 335 | </main> | 335 | </main> |
| 336 | </div> | 336 | </div> |
| 337 | <script> | 337 | <script> |
| 338 | ··function·mermaidLoaded()·{ | 338 | ··function·mermaidLoaded()·{ |
| 339 | ····mermaid.initialize({ | 339 | ····mermaid.initialize({ |
| Offset 171, 69 lines modified | Offset 171, 69 lines modified | ||
| 171 | </h2> | 171 | </h2> |
| 172 | <p>This·section·describes·the·output·format·of·the·<a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·function.</p><p>The·format·is·parsable·with·the·standard·Erlang·parsing·tools | 172 | <p>This·section·describes·the·output·format·of·the·<a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·function.</p><p>The·format·is·parsable·with·the·standard·Erlang·parsing·tools |
| 173 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_scan.html"><code·class="inline">erl_scan</code></a>·and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_parse.html"><code·class="inline">erl_parse</code></a>,·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>,·or·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#read/2"><code·class="inline">io:read/2</code></a>.·The | 173 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_scan.html"><code·class="inline">erl_scan</code></a>·and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/erl_parse.html"><code·class="inline">erl_parse</code></a>,·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#consult/1"><code·class="inline">file:consult/1</code></a>,·or·<a·href="../../../../lib/stdlib-6.2.1/doc/html/io.html#read/2"><code·class="inline">io:read/2</code></a>.·The |
| 174 | parse·format·is·not·described·here·—·it·should·be·easy·enough·for·the | 174 | parse·format·is·not·described·here·—·it·should·be·easy·enough·for·the |
| 175 | interested·reader·to·try·it·out.·Note·that·some·flags·to | 175 | interested·reader·to·try·it·out.·Note·that·some·flags·to |
| 176 | <a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·will·affect·the·format.</p><p>The·following·example·was·run·on·Erlang/OTP·R8·on·Solaris·8;·all·OTP | 176 | <a·href="#analyse/1"><code·class="inline">analyse/1</code></a>·will·affect·the·format.</p><p>The·following·example·was·run·on·Erlang/OTP·R8·on·Solaris·8;·all·OTP |
| 177 | internals·in·this·example·are·version·dependent.</p><p>As·an·example,·we·will·use·the·following·function,·which·is·a | 177 | internals·in·this·example·are·version·dependent.</p><p>As·an·example,·we·will·use·the·following·function,·which·is·a |
| 178 | slightly·modified·benchmark·function·from·module·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 178 | slightly·modified·benchmark·function·from·module·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html"><code·class="inline">file</code></a>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3349894265-1">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="3349894265-1">)</span><span·class="p">.</span><span·class="w"> |
| 179 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 179 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3349894265-2">(</span><span·class="p"·data-group-id="3349894265-3">[</span><span·class="ss">create_file_slow</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="3349894265-3">]</span><span·class="p"·data-group-id="33498942[·...·truncated·by·diffoscope;·len:·2,·SHA:·108c995b953c8a35561103e2014cf828eb654a99e310f87fab94c2f4b7d2a04f·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="3349894265-4">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="3349894265-4">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·145,·SHA:·61a91439aeb2a218bf4e5f9abda09cb4bd204fa0abb5a2bc30d35790f6cf1f12·...·]-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">>=</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 181 | ····</span><span·class="p"·data-group-id=" | 181 | ····</span><span·class="p"·data-group-id="3349894265-6">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FD</span><span·class="p"·data-group-id="3349894265-6">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 182 | ········</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id=" | 182 | ········</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">open</span><span·class="p"·data-group-id="3349894265-7">(</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3349894265-8">[</span><span·class="ss">raw</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">write</span><s[·...·truncated·by·diffoscope;·len:·255,·SHA:·602c3c3a090d7242d2e54187cd0b117493e244adc97d8ba4f8382845d5d99647·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 183 | ····</span><span·class="k">if</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">256</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 183 | ····</span><span·class="k">if</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">></span><span·class="w">·</span><span·class="mi">256</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 184 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 184 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3349894265-9">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w"> |
| 185 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id=" | 185 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="3349894265-10">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3349894265-11">(</span><span·class="n">X</span><span·class="p"·data-group-id="3349894265-11">)</span><span·class="w">·</span><span·class="p">-></spa[·...·truncated·by·diffoscope;·len:·258,·SHA:·de1e8e8ea6d0c182223e12c0444ebe5347f95ef60f49741e95f984dbcf034ef1·...·]-12">>></span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 186 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id=" | 186 | ····························</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">seq</span><span·class="p"·data-group-id="3349894265-13">(</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">255</span><span·class="p"·data-group-id="3349894265-13">)</span><span·class="p"·data-group-id="3349894265-10">)</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·16,·SHA:·a8500f33bedad087c132e6e083808cda485135d94f61e16b5ca33408b7fb0b29·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 187 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 187 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="3349894265-14">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">256</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="3349894265-14">)</span><span·class="p">;</span><span·class="w"> |
| 188 | ·······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 188 | ·······</span><span·class="ss">true</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 189 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 189 | ············</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="3349894265-15">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="3349894265-15">)</span><span·class="w"> |
| 190 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 190 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id=" | 191 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">close</span><span·class="p"·data-group-id="3349894265-16">(</span><span·class="n">FD</span><span·class="p"·data-group-id="3349894265-16">)</span><span·class="p">.</span><span·class="w"> |
| 192 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 192 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="3349894265-17">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p"·data-group-id="3349894265-17">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 193 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 194 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 194 | </span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="3349894265-18">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="3349894265-18">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id=" | 195 | ····</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">file</span><span·class="p">:</span><span·class="nf">write</span><span·class="p"·data-group-id="3349894265-19">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3349894265-20"><<</span><span·class="n">M</span><span·class="p">:</span><span·class="mi">32</span><span·class="o">/</span><[·...·truncated·by·diffoscope;·len:·133,·SHA:·79e7d4c5d91250e4d92fededf094fd8737da5940b97fe0a0afe95ab63d7d3bd5·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 196 | ····</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id=" | 196 | ····</span><span·class="nf">create_file_slow</span><span·class="p"·data-group-id="3349894265-21">(</span><span·class="n">FD</span><span·class="p">,</span><span·class="w">·</span><span·class="n">M</span><span·class="o">+</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"[·...·truncated·by·diffoscope;·len:·772,·SHA:·90948292b718dc98754bdf3a5f04e47d0c3c607ce903b402b83cd11d924286a2·...·]-1">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 197 | 2>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 197 | 2>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="2775057226-3">(</span><span·class="p"·data-group-id="2775057226-3">)</span><span·class="p">.</span><span·class="gp·unselectable"> |
| 198 | 3>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 198 | 3>·</span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="2775057226-4">(</span><span·class="p"·data-group-id="2775057226-4">)</span><span·class="p">.</span></code></pre><p>The·printout·starts·with:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·Analysis·results:</span><span·class="w"> |
| 199 | </span><span·class="p"·data-group-id=" | 199 | </span><span·class="p"·data-group-id="8892356403-1">{</span><span·class="w">··</span><span·class="ss">analysis_options</span><span·class="p">,</span><span·class="w"> |
| 200 | ·</span><span·class="p"·data-group-id=" | 200 | ·</span><span·class="p"·data-group-id="8892356403-2">[</span><span·class="p"·data-group-id="8892356403-3">{</span><span·class="ss">callers</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="8892356403-3">}</span><span·class="p">,</span><span·class="w"> |
| 201 | ··</span><span·class="p"·data-group-id=" | 201 | ··</span><span·class="p"·data-group-id="8892356403-4">{</span><span·class="ss">sort</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">acc</span><span·class="p"·data-group-id="8892356403-4">}</span><span·class="p">,</span><span·class="w"> |
| 202 | ··</span><span·class="p"·data-group-id=" | 202 | ··</span><span·class="p"·data-group-id="8892356403-5">{</span><span·class="ss">totals</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·class="p"·data-group-id="8892356403-5">}</span><span·class="p">,</span><span·class="w"> |
| 203 | ··</span><span·class="p"·data-group-id=" | 203 | ··</span><span·class="p"·data-group-id="8892356403-6">{</span><span·class="ss">details</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">true</span><span·class="p"·data-group-id="8892356403-6">}</span><span·class="p"·data-group-id="8892356403-2">]</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·19,·SHA:·5b3742a9d1a143a600f5a412c8d2cdbe02829893c978e6db9598a1dc97f5685a·...·]3-1">}</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> | 204 | </span><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> |
| 205 | </span><span·class="p"·data-group-id=" | 205 | </span><span·class="p"·data-group-id="8892356403-7">[</span><span·class="p"·data-group-id="8892356403-8">{</span><span·class="w">·</span><span·class="ss">totals</span><span·class="p">,</span><span·class="w">·····························</span><span·class="mi">9627</span><span·class="p">,</span[·...·truncated·by·diffoscope;·len:·230,·SHA:·1f06e392732e2bb25b8bc7af6c488141bee3171a557aa17ca16e64690e20b65a·...·]3-7">]</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%%</span></code></pre><p>The·<code·class="inline">CNT</code>·column·shows·the·total·number·of·function·calls·that·was·found·in·the |
| 206 | trace.·In·the·<code·class="inline">ACC</code>·column·is·the·total·time·of·the·trace·from·first·timestamp·to | 206 | trace.·In·the·<code·class="inline">ACC</code>·column·is·the·total·time·of·the·trace·from·first·timestamp·to |
| 207 | last.·And·in·the·<code·class="inline">OWN</code>·column·is·the·sum·of·the·execution·time·in·functions·found | 207 | last.·And·in·the·<code·class="inline">OWN</code>·column·is·the·sum·of·the·execution·time·in·functions·found |
| 208 | in·the·trace,·not·including·called·functions.·In·this·case·it·is·very·close·to | 208 | in·the·trace,·not·including·called·functions.·In·this·case·it·is·very·close·to |
| 209 | the·<code·class="inline">ACC</code>·time·since·the·emulator·had·practically·nothing·to·do·except | 209 | the·<code·class="inline">ACC</code>·time·since·the·emulator·had·practically·nothing·to·do·except |
| 210 | executing·our·test·program.</p><p>All·time·values·in·the·printout·are·in·milliseconds.</p><p>The·printout·continues:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> | 210 | executing·our·test·program.</p><p>All·time·values·in·the·printout·are·in·milliseconds.</p><p>The·printout·continues:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%·······································CNT·······ACC·······OWN</span><span·class="w"> |
| 211 | </span><span·class="p"·data-group-id=" | 211 | </span><span·class="p"·data-group-id="5394841772-1">[</span><span·class="p"·data-group-id="5394841772-2">{</span><span·class="w">·</span><span·class="s">"<0.28.0>"</span><span·class="p">,</span><span·class="w">·························</span><span·class="mi">9627</span><span·cl[·...·truncated·by·diffoscope;·len:·223,·SHA:·dcc833a8b9e92861d73e956afc4954520ba185963044dd0295e1264f865d0dd5·...·]-1">]</span><span·class="p">.</span><span·class="w">···</span><span·class="c1">%%</span></code></pre><p>This·is·the·printout·header·of·one·process.·The·printout·contains·only·this·one |
| 212 | process·since·we·called·<a·href="#apply/3"><code·class="inline">fprof:apply/3</code></a>·that·traces·only·the·current·process. | 212 | process·since·we·called·<a·href="#apply/3"><code·class="inline">fprof:apply/3</code></a>·that·traces·only·the·current·process. |
| 213 | Therefore·the·<code·class="inline">CNT</code>·and·<code·class="inline">OWN</code>·columns·perfectly·matches·the·totals·above.·The·<code·class="inline">ACC</code> | 213 | Therefore·the·<code·class="inline">CNT</code>·and·<code·class="inline">OWN</code>·columns·perfectly·matches·the·totals·above.·The·<code·class="inline">ACC</code> |
| 214 | column·is·undefined·since·summing·the·<code·class="inline">ACC</code>·times·of·all·calls·in·the·process | 214 | column·is·undefined·since·summing·the·<code·class="inline">ACC</code>·times·of·all·calls·in·the·process |
| 215 | makes·no·sense·—·one·would·get·something·like·the·<code·class="inline">ACC</code>·value·from·totals·above | 215 | makes·no·sense·—·one·would·get·something·like·the·<code·class="inline">ACC</code>·value·from·totals·above |
| 216 | multiplied·by·the·average·depth·of·the·call·stack.</p><p>All·paragraphs·up·to·the·next·process·header·only·concerns·function·calls·within | 216 | multiplied·by·the·average·depth·of·the·call·stack.</p><p>All·paragraphs·up·to·the·next·process·header·only·concerns·function·calls·within |
| 217 | this·process.</p><p>Now·we·come·to·something·more·interesting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="609 | 217 | this·process.</p><p>Now·we·come·to·something·more·interesting:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="4609800432-1">{</span><span·class="p"·data-group-id="4609800432-2">[</span><span·class="p"·data-group-id="4609800432-3">{</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="w">·····························</span><span·class="mi">0<[·...·truncated·by·diffoscope;·len:·260,·SHA:·f7f2e4284b201f3b1a9390a1ebb50bcf52c5ec6a6438e955cafe5f67c29bfd02·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 218 | ·</span><span·class="p"·data-group-id="609 | 218 | ·</span><span·class="p"·data-group-id="4609800432-4">{</span><span·class="w">·</span><span·class="p"·data-group-id="4609800432-5">{</span><span·class="ss">fprof</span><span·class="p">,</span><span·class="ss">apply_start_stop</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"[·...·truncated·by·diffoscope;·len:·323,·SHA:·de6bb8e6d84b4f2fe14ea0f4710bb71ddbf38d4b94723db283af40feaaa75f6b·...·]-4">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 219 | ·</span><span·class="p"·data-group-id="609 | 219 | ·</span><span·class="p"·data-group-id="4609800432-6">[</span><span·class="p"·data-group-id="4609800432-7">{</span><span·class="p"·data-group-id="4609800432-8">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·352,·SHA:·642bef0f87ad1d81417c13d52c9fd41e73683b8a21f6dce08ce8ddff1fe351f3·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 220 | ··</span><span·class="p"·data-group-id="609 | 220 | ··</span><span·class="p"·data-group-id="4609800432-9">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">·······························</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">0.000</span><span·class="p">,</s[·...·truncated·by·diffoscope;·len:·207,·SHA:·5105b1f47c9c1125a33836a121da8d4c176cb26d26c81b13beaa77ce15e3454b·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 221 | </span><span·class="p"·data-group-id="609 | 221 | </span><span·class="p"·data-group-id="4609800432-10">{</span><span·class="p"·data-group-id="4609800432-11">[</span><span·class="p"·data-group-id="4609800432-12">{</span><span·class="p"·data-group-id="4609800432-13">{</span><span·class="ss">fprof</span><span·class="p">,</span><span·class="ss">a[·...·truncated·by·diffoscope;·len:·464,·SHA:·a3b9e45b5d1ad6ccff51fc42aae64271e0822a6396aea5e2d003c0ce3f57baf8·...·]-11">]</span><span·class="p">,</span><span·class="w"> |
| 222 | ·</span><span·class="p"·data-group-id="609 | 222 | ·</span><span·class="p"·data-group-id="4609800432-14">{</span><span·class="w">·</span><span·class="p"·data-group-id="4609800432-15">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"[·...·truncated·by·diffoscope;·len:·326,·SHA:·7be851b60d1329af6f2046f7de9d4745d74a531dcb56d8cf26e175ed8e12b137·...·]-14">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 223 | ·</span><span·class="p"·data-group-id="609 | 223 | ·</span><span·class="p"·data-group-id="4609800432-16">[</span><span·class="p"·data-group-id="4609800432-17">{</span><span·class="p"·data-group-id="4609800432-18">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">close</span><span·class="p">,</span><span·class="mi">1</[·...·truncated·by·diffoscope;·len:·356,·SHA:·d8a38e878972cb0dcf977707e117562b98d732caa263dc58f62771b36fe0e5f0·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 224 | ··</span><span·class="p"·data-group-id="609 | 224 | ··</span><span·class="p"·data-group-id="4609800432-19">{</span><span·class="p"·data-group-id="4609800432-20">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="46098004[·...·truncated·by·diffoscope;·len:·302,·SHA:·e3f9a2a97a3cb07d43158207514470ba2e1277ada634d7a7ac522e9efb2d8bac·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 225 | ··</span><span·class="p"·data-group-id="609 | 225 | ··</span><span·class="p"·data-group-id="4609800432-21">{</span><span·class="p"·data-group-id="4609800432-22">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">open</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4609800432-22">}</s[·...·truncated·by·diffoscope;·len:·302,·SHA:·4eb4ab758985b0b1b2950a8561e3dfb452879fcdeb40773d4dd7f93e3286100a·...·]-21">}</span><span·class="p">,</span><span·class="w"> |
| 226 | ··</span><span·class="p"·data-group-id="609 | 226 | ··</span><span·class="p"·data-group-id="4609800432-23">{</span><span·class="p"·data-group-id="4609800432-24">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">map</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4609800432-24">}</s[·...·truncated·by·diffoscope;·len:·302,·SHA:·94fdde445fd006797fefd8c540867d0de8a9c17c3f3164f5ec6c669827622404·...·]-23">}</span><span·class="p">,</span><span·class="w"> |
| 227 | ··</span><span·class="p"·data-group-id="609 | 227 | ··</span><span·class="p"·data-group-id="4609800432-25">{</span><span·class="p"·data-group-id="4609800432-26">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">seq</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4609800432-26">}</s[·...·truncated·by·diffoscope;·len:·302,·SHA:·e7066b41dd350f92b6009cb1cc51aff87ab09ec5a00ad81f725da20c3c5a1094·...·]-25">}</span><span·class="p">,</span><span·class="w"> |
| 228 | ··</span><span·class="p"·data-group-id="609 | 228 | ··</span><span·class="p"·data-group-id="4609800432-27">{</span><span·class="p"·data-group-id="4609800432-28">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="4609800432-28">}</[·...·truncated·by·diffoscope;·len:·410,·SHA:·b2d5d9fbf9313abbb1abded7ba6e00967f29fb38723ed86f125e5616c6e58c59·...·]-10">}</span><span·class="p">.</span></code></pre><p>The·printout·consists·of·one·paragraph·per·called·function.·The·function |
| 229 | <em>marked</em>·with·<code·class="inline">%</code>·is·the·one·the·paragraph·concerns·—·<code·class="inline">foo:create_file_slow/2</code>. | 229 | <em>marked</em>·with·<code·class="inline">%</code>·is·the·one·the·paragraph·concerns·—·<code·class="inline">foo:create_file_slow/2</code>. |
| 230 | Above·the·marked·function·are·the·<em>calling</em>·functions·—·those·that·has·called | 230 | Above·the·marked·function·are·the·<em>calling</em>·functions·—·those·that·has·called |
| 231 | the·marked,·and·below·are·those·<em>called</em>·by·the·marked·function.</p><p>The·paragraphs·are·per·default·sorted·in·descending·order·of·the·<code·class="inline">ACC</code>·column·for | 231 | the·marked,·and·below·are·those·<em>called</em>·by·the·marked·function.</p><p>The·paragraphs·are·per·default·sorted·in·descending·order·of·the·<code·class="inline">ACC</code>·column·for |
| 232 | the·marked·function.·The·calling·list·and·called·list·within·one·paragraph·are | 232 | the·marked·function.·The·calling·list·and·called·list·within·one·paragraph·are |
| 233 | also·per·default·sorted·in·descending·order·of·their·<code·class="inline">ACC</code>·column.</p><p>The·columns·are:</p><ul><li><code·class="inline">CNT</code>·-·the·number·of·times·the·function·has·been·called</li><li><code·class="inline">ACC</code>·-·the·time·spent·in·the·function·including·called·functions</li><li><code·class="inline">OWN</code>·-·the·time·spent·in·the·function·not·including·called·functions</li></ul><p>The·rows·for·the·<em>calling</em>·functions·contain·statistics·for·the·<em>marked</em> | 233 | also·per·default·sorted·in·descending·order·of·their·<code·class="inline">ACC</code>·column.</p><p>The·columns·are:</p><ul><li><code·class="inline">CNT</code>·-·the·number·of·times·the·function·has·been·called</li><li><code·class="inline">ACC</code>·-·the·time·spent·in·the·function·including·called·functions</li><li><code·class="inline">OWN</code>·-·the·time·spent·in·the·function·not·including·called·functions</li></ul><p>The·rows·for·the·<em>calling</em>·functions·contain·statistics·for·the·<em>marked</em> |
| 234 | function·with·the·constraint·that·only·the·occasions·when·a·call·was·made·from | 234 | function·with·the·constraint·that·only·the·occasions·when·a·call·was·made·from |
| 235 | the·<em>row's</em>·function·to·the·<em>marked</em>·function·are·accounted·for.</p><p>The·row·for·the·<em>marked</em>·function·simply·contains·the·sum·of·all·<em>calling</em>·rows.</p><p>The·rows·for·the·<em>called</em>·functions·contains·statistics·for·the·<em>row's</em>·function | 235 | the·<em>row's</em>·function·to·the·<em>marked</em>·function·are·accounted·for.</p><p>The·row·for·the·<em>marked</em>·function·simply·contains·the·sum·of·all·<em>calling</em>·rows.</p><p>The·rows·for·the·<em>called</em>·functions·contains·statistics·for·the·<em>row's</em>·function |
| Offset 242, 109 lines modified | Offset 242, 109 lines modified | ||
| 242 | execution.·It·spent·most·of·its·time·in·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#close/1"><code·class="inline">file:close/1</code></a>.·The·function | 242 | execution.·It·spent·most·of·its·time·in·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#close/1"><code·class="inline">file:close/1</code></a>.·The·function |
| 243 | <code·class="inline">foo:create_file_slow/3</code>·that·writes·3/4·of·the·file·contents·is·the·second | 243 | <code·class="inline">foo:create_file_slow/3</code>·that·writes·3/4·of·the·file·contents·is·the·second |
| 244 | biggest·time·thief.</p><p>We·also·see·that·the·call·to·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>·that·writes·1/4·of·the·file·contents | 244 | biggest·time·thief.</p><p>We·also·see·that·the·call·to·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>·that·writes·1/4·of·the·file·contents |
| 245 | takes·very·little·time·in·itself.·What·takes·time·is·to·build·the·data | 245 | takes·very·little·time·in·itself.·What·takes·time·is·to·build·the·data |
| 246 | (<a·href="../../../../lib/stdlib-6.2.1/doc/html/lists.html#seq/2"><code·class="inline">lists:seq/2</code></a>·and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/lists.html#map/2"><code·class="inline">lists:map/2</code></a>).</p><p>The·function·<code·class="inline">undefined</code>·that·has·called·<code·class="inline">fprof:apply_start_stop/4</code>·is·an | 246 | (<a·href="../../../../lib/stdlib-6.2.1/doc/html/lists.html#seq/2"><code·class="inline">lists:seq/2</code></a>·and·<a·href="../../../../lib/stdlib-6.2.1/doc/html/lists.html#map/2"><code·class="inline">lists:map/2</code></a>).</p><p>The·function·<code·class="inline">undefined</code>·that·has·called·<code·class="inline">fprof:apply_start_stop/4</code>·is·an |
| 247 | unknown·function·because·that·call·was·not·recorded·in·the·trace.·It·was·only | 247 | unknown·function·because·that·call·was·not·recorded·in·the·trace.·It·was·only |
| 248 | recorded·that·the·execution·returned·from·<code·class="inline">fprof:apply_start_stop/4</code>·to·some | 248 | recorded·that·the·execution·returned·from·<code·class="inline">fprof:apply_start_stop/4</code>·to·some |
| 249 | other·function·above·in·the·call·stack,·or·that·the·process·exited·from·there.</p><p>Let·us·continue·down·the·printout·to·find:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0 | 249 | other·function·above·in·the·call·stack,·or·that·the·process·exited·from·there.</p><p>Let·us·continue·down·the·printout·to·find:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1058220666-1">{</span><span·class="p"·data-group-id="1058220666-2">[</span><span·class="p"·data-group-id="1058220666-3">{</span><span·class="p"·data-group-id="1058220666-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_[·...·truncated·by·diffoscope;·len:·405,·SHA:·1a914de6151f01f2db364b19584671dc8ae68f3bb06a957274842eb33a65be07·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 250 | ··</span><span·class="p"·data-group-id="0 | 250 | ··</span><span·class="p"·data-group-id="1058220666-5">{</span><span·class="p"·data-group-id="1058220666-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="1058220666[·...·truncated·by·diffoscope;·len:·352,·SHA:·87202bc28cca5c6d4dcb5577fa774b75c4905b33bae1aeb6602015f9452d6d2e·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 251 | ·</span><span·class="p"·data-group-id="0 | 251 | ·</span><span·class="p"·data-group-id="1058220666-7">{</span><span·class="w">·</span><span·class="p"·data-group-id="1058220666-8">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·323,·SHA:·cbf55b5fbc89f3dd05ed85453bbeeab5414e6505345c5f52b62134ee39f9ccb3·...·]-7">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 252 | ·</span><span·class="p"·data-group-id="0 | 252 | ·</span><span·class="p"·data-group-id="1058220666-9">[</span><span·class="p"·data-group-id="1058220666-10">{</span><span·class="p"·data-group-id="1058220666-11">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</s[·...·truncated·by·diffoscope;·len:·355,·SHA:·81dd36084e360621afc02c41b486a15f61db6d78093d7034622062b677fa17c4·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 253 | ··</span><span·class="p"·data-group-id="0 | 253 | ··</span><span·class="p"·data-group-id="1058220666-12">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">······························</span><span·class="mi">57</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">6.041</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·102,·SHA:·510c79234e43b38178ba4e8bbea6b83296488d5303ef092162ef79ca87421b11·...·]-12">}</span><span·class="p">,</span><span·class="w"> |
| 254 | ··</span><span·class="p"·data-group-id="0 | 254 | ··</span><span·class="p"·data-group-id="1058220666-13">{</span><span·class="p"·data-group-id="1058220666-14">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="10582206[·...·truncated·by·diffoscope;·len:·409,·SHA:·743dfe07a419165642fdcd206a3c02b7d4b845c68cc60ee497d90d93becc7b7d·...·]-1">}</span><span·class="p">.</span></code></pre><p>If·you·compare·with·the·code·you·will·see·there·also·that |
| 255 | <code·class="inline">foo:create_file_slow/3</code>·was·called·only·from·<code·class="inline">foo:create_file_slow/2</code>·and | 255 | <code·class="inline">foo:create_file_slow/3</code>·was·called·only·from·<code·class="inline">foo:create_file_slow/2</code>·and |
| 256 | itself,·and·called·only·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>,·note·the·number·of·calls·to | 256 | itself,·and·called·only·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>,·note·the·number·of·calls·to |
| 257 | <a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>.·But·here·we·see·that·<code·class="inline">suspend</code>·was·called·a·few·times.·This·is·a | 257 | <a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>.·But·here·we·see·that·<code·class="inline">suspend</code>·was·called·a·few·times.·This·is·a |
| 258 | pseudo·function·that·indicates·that·the·process·was·suspended·while·executing·in | 258 | pseudo·function·that·indicates·that·the·process·was·suspended·while·executing·in |
| 259 | <code·class="inline">foo:create_file_slow/3</code>,·and·since·there·is·no·<code·class="inline">receive</code>·or·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#yield/0"><code·class="inline">erlang:yield/0</code></a>·in | 259 | <code·class="inline">foo:create_file_slow/3</code>,·and·since·there·is·no·<code·class="inline">receive</code>·or·<a·href="../../../../erts-15.2.3/doc/html/erlang.html#yield/0"><code·class="inline">erlang:yield/0</code></a>·in |
| 260 | the·code,·it·must·be·Erlang·scheduling·suspensions,·or·the·trace·file·driver | 260 | the·code,·it·must·be·Erlang·scheduling·suspensions,·or·the·trace·file·driver |
| 261 | compensating·for·large·file·write·operations·(these·are·regarded·as·a·schedule | 261 | compensating·for·large·file·write·operations·(these·are·regarded·as·a·schedule |
| 262 | out·followed·by·a·schedule·in·to·the·same·process).</p><p>Let·us·find·the·<code·class="inline">suspend</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6 | 262 | out·followed·by·a·schedule·in·to·the·same·process).</p><p>Let·us·find·the·<code·class="inline">suspend</code>·entry:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6459759517-1">{</span><span·class="p"·data-group-id="6459759517-2">[</span><span·class="p"·data-group-id="6459759517-3">{</span><span·class="p"·data-group-id="6459759517-4">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write</[·...·truncated·by·diffoscope;·len:·403,·SHA:·68ae2a87e9d6ac2bb35c773a2e5c1146f31d5e3c392a97d5e2bafa80075ae939·...·]7-3">}</span><span·class="p">,</span><span·class="w"> |
| 263 | ··</span><span·class="p"·data-group-id="6 | 263 | ··</span><span·class="p"·data-group-id="6459759517-5">{</span><span·class="p"·data-group-id="6459759517-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="6459759517-[·...·truncated·by·diffoscope;·len:·297,·SHA:·84fe66f8f2fbb3626e30c6ad101990c6f85b44e75b6e0e46ce5684631e605c91·...·]7-5">}</span><span·class="p">,</span><span·class="w"> |
| 264 | ··</span><span·class="p"·data-group-id="6 | 264 | ··</span><span·class="p"·data-group-id="6459759517-7">{</span><span·class="p"·data-group-id="6459759517-8">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">drv_command</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="6459759517[·...·truncated·by·diffoscope;·len:·297,·SHA:·fcf0886b11c037c949e2be261acf9e1318c154fc7b4bc086c664e093dc718e6c·...·]7-7">}</span><span·class="p">,</span><span·class="w"> |
| 265 | ··</span><span·class="p"·data-group-id="6 | 265 | ··</span><span·class="p"·data-group-id="6459759517-9">{</span><span·class="p"·data-group-id="6459759517-10">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">drv_get_response</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="6459[·...·truncated·by·diffoscope;·len:·299,·SHA:·dc1ee121afd94ebabeed6851993b7b4f3bc4ebb725f22277d024314824f5c0f9·...·]7-9">}</span><span·class="p">,</span><span·class="w"> |
| 266 | ··</span><span·class="p"·data-group-id="6 | 266 | ··</span><span·class="p"·data-group-id="6459759517-11">{</span><span·class="p"·data-group-id="6459759517-12">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">map</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="6459759517-12">}</sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·be53dbd93b69d97bd9970b2748ee5d19605ed816d44aaf90be16331071bebcc1·...·]7-11">}</span><span·class="p">,</span><span·class="w"> |
| 267 | ··</span><span·class="p"·data-group-id="6 | 267 | ··</span><span·class="p"·data-group-id="6459759517-13">{</span><span·class="p"·data-group-id="6459759517-14">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="6459759517-14"[·...·truncated·by·diffoscope;·len:·300,·SHA:·2700dc518adb22dffcb821025c9619998085fff0614d9af76cc1b51f1751edcc·...·]7-13">}</span><span·class="p">,</span><span·class="w"> |
| 268 | ··</span><span·class="p"·data-group-id="6 | 268 | ··</span><span·class="p"·data-group-id="6459759517-15">{</span><span·class="p"·data-group-id="6459759517-16">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">port_command</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="6459759517[·...·truncated·by·diffoscope;·len:·300,·SHA:·daec556628211c64c69c708c37a740b33e209d1a33ed1b056b28c06755d2829d·...·]7-15">}</span><span·class="p">,</span><span·class="w"> |
| 269 | ··</span><span·class="p"·data-group-id="6 | 269 | ··</span><span·class="p"·data-group-id="6459759517-17">{</span><span·class="p"·data-group-id="6459759517-18">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">drv_command</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="64597595[·...·truncated·by·diffoscope;·len:·300,·SHA:·93d2d9bd5300a593f0cd24d65d66be7d950a3ba5053fa76172cca85d8f4f0be6·...·]7-17">}</span><span·class="p">,</span><span·class="w"> |
| 270 | ··</span><span·class="p"·data-group-id="6 | 270 | ··</span><span·class="p"·data-group-id="6459759517-19">{</span><span·class="p"·data-group-id="6459759517-20">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">translate_response</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="6[·...·truncated·by·diffoscope;·len:·300,·SHA:·a2b9b76efa950bf16a1c05b31d191c79c6a266d775096a17869beecc1735d74c·...·]7-19">}</span><span·class="p">,</span><span·class="w"> |
| 271 | ··</span><span·class="p"·data-group-id="6 | 271 | ··</span><span·class="p"·data-group-id="6459759517-21">{</span><span·class="p"·data-group-id="6459759517-22">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">'-drv_command/2-fun-0-'</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·310,·SHA:·c451e2469b108cc174247d57f27a64a2fb0491aa9649abd7120f4324fea0f493·...·]7-21">}</span><span·class="p">,</span><span·class="w"> |
| 272 | ··</span><span·class="p"·data-group-id="6 | 272 | ··</span><span·class="p"·data-group-id="6459759517-23">{</span><span·class="p"·data-group-id="6459759517-24">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">seq</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="6459759517-24">}</sp[·...·truncated·by·diffoscope;·len:·300,·SHA:·f00a3fae417dddc9de39c91337325679b743702ed37048628c6e34c348589a80·...·]7-23">}</span><span·class="p">,</span><span·class="w"> |
| 273 | ··</span><span·class="p"·data-group-id="6 | 273 | ··</span><span·class="p"·data-group-id="6459759517-25">{</span><span·class="p"·data-group-id="6459759517-26">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">'-create_file_slow/2-fun-0-'</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·309,·SHA:·d099f88b207bf882ac3bca0cacbfd2666e57cb6d066b573ffa7ddbbb65db5824·...·]7-25">}</span><span·class="p">,</span><span·class="w"> |
| 274 | ··</span><span·class="p"·data-group-id="6 | 274 | ··</span><span·class="p"·data-group-id="6459759517-27">{</span><span·class="p"·data-group-id="6459759517-28">{</span><span·class="ss">erlang</span><span·class="p">,</span><span·class="nb">bump_reductions</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="6459759[·...·truncated·by·diffoscope;·len:·300,·SHA:·8dfe9f2bb22d15e62273567173905a239395bb4d0b9c4241a44bde9c31854da4·...·]7-27">}</span><span·class="p">,</span><span·class="w"> |
| 275 | ··</span><span·class="p"·data-group-id="6 | 275 | ··</span><span·class="p"·data-group-id="6459759517-29">{</span><span·class="p"·data-group-id="6459759517-30">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">open_int_setopts</span><span·class="p">,</span><span·class="mi">3</span><span·class="p"·data-group-id="645[·...·truncated·by·diffoscope;·len:·300,·SHA:·3a01923eb9e04566ba05d5fb1050366c68bb8daeb571296e93be207ea7d964ae·...·]7-29">}</span><span·class="p">,</span><span·class="w"> |
| 276 | ··</span><span·class="p"·data-group-id="6 | 276 | ··</span><span·class="p"·data-group-id="6459759517-31">{</span><span·class="p"·data-group-id="6459759517-32">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">i32</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="6459759517-32">}[·...·truncated·by·diffoscope;·len:·300,·SHA:·309384a55a5567d3a89055d69aaceca9f0c1d191a5939f071841b469248ab87f·...·]7-31">}</span><span·class="p">,</span><span·class="w"> |
| 277 | ··</span><span·class="p"·data-group-id="6 | 277 | ··</span><span·class="p"·data-group-id="6459759517-33">{</span><span·class="p"·data-group-id="6459759517-34">{</span><span·class="ss">fprof</span><span·class="p">,</span><span·class="ss">apply_start_stop</span><span·class="p">,</span><span·class="mi">4</span><span·class="p"·data-group-id="6459759[·...·truncated·by·diffoscope;·len:·354,·SHA:·2387b7cc0bc20358d4abdb147be85c1d47fa8a6e1acdc4aa688192f637b09277·...·]7-2">]</span><span·class="p">,</span><span·class="w"> |
| 278 | ·</span><span·class="p"·data-group-id="6 | 278 | ·</span><span·class="p"·data-group-id="6459759517-35">{</span><span·class="w">·</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">·····························</span><span·class="mi">299</span><span·class="p">,</span><span·class="w">···</span><span·class="mf">32.002</s[·...·truncated·by·diffoscope;·len:·124,·SHA:·22171d6fc646f9e9aaf095f48c082048f6a5b150c8f4b06fed514abc5ed0cf3c·...·]7-35">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 279 | ·</span><span·class="p"·data-group-id="6 | 279 | ·</span><span·class="p"·data-group-id="6459759517-36">[</span><span·class="w">·</span><span·class="p"·data-group-id="6459759517-36">]</span><span·class="p"·data-group-id="6459759517-1">}</span><span·class="p">.</span></code></pre><p>We·find·no·particularly·long·suspend·times,·so·no·function·seems·to·have·waited |
| 280 | in·a·receive·statement.·Actually,·<code·class="inline">prim_file:drv_command/4</code>·contains·a·receive | 280 | in·a·receive·statement.·Actually,·<code·class="inline">prim_file:drv_command/4</code>·contains·a·receive |
| 281 | statement,·but·in·this·test·program,·the·message·lies·in·the·process·receive | 281 | statement,·but·in·this·test·program,·the·message·lies·in·the·process·receive |
| 282 | buffer·when·the·receive·statement·is·entered.·We·also·see·that·the·total·suspend | 282 | buffer·when·the·receive·statement·is·entered.·We·also·see·that·the·total·suspend |
| 283 | time·for·the·test·run·is·small.</p><p>The·<code·class="inline">suspend</code>·pseudo·function·has·an·<code·class="inline">OWN</code>·time·of·zero.·This·is·to·prevent | 283 | time·for·the·test·run·is·small.</p><p>The·<code·class="inline">suspend</code>·pseudo·function·has·an·<code·class="inline">OWN</code>·time·of·zero.·This·is·to·prevent |
| 284 | the·process·total·<code·class="inline">OWN</code>·time·from·including·time·in·suspension.·Whether·suspend | 284 | the·process·total·<code·class="inline">OWN</code>·time·from·including·time·in·suspension.·Whether·suspend |
| 285 | time·is·really·<code·class="inline">ACC</code>·or·<code·class="inline">OWN</code>·time·is·more·of·a·philosophical·question.</p><p>Now·we·look·at·another·interesting·pseudo·function,·<code·class="inline">garbage_collect</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 285 | time·is·really·<code·class="inline">ACC</code>·or·<code·class="inline">OWN</code>·time·is·more·of·a·philosophical·question.</p><p>Now·we·look·at·another·interesting·pseudo·function,·<code·class="inline">garbage_collect</code>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2017924912-1">{</span><span·class="p"·data-group-id="2017924912-2">[</span><span·class="p"·data-group-id="2017924912-3">{</span><span·class="p"·data-group-id="2017924912-4">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">d[·...·truncated·by·diffoscope;·len:·405,·SHA:·312da90318bb0c6f15ea4651ba0dc540c7455c9828db102b3699978971a4e595·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 286 | ··</span><span·class="p"·data-group-id=" | 286 | ··</span><span·class="p"·data-group-id="2017924912-5">{</span><span·class="p"·data-group-id="2017924912-6">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="2017924912-6">}[·...·truncated·by·diffoscope;·len:·299,·SHA:·ce4f37c2307a1b0633fbc8d2670355afe09d56b1eb81b3e78c49424ddd03b0a0·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 287 | ··</span><span·class="p"·data-group-id=" | 287 | ··</span><span·class="p"·data-group-id="2017924912-7">{</span><span·class="p"·data-group-id="2017924912-8">{</span><span·class="ss">lists</span><span·class="p">,</span><span·class="ss">map</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="2017924912-8">}</span[·...·truncated·by·diffoscope;·len:·352,·SHA:·607c0f1e51c81778ba63c6dac57e28ce7996ecf35e5f886e42c612656f8865e8·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 288 | ·</span><span·class="p"·data-group-id=" | 288 | ·</span><span·class="p"·data-group-id="2017924912-9">{</span><span·class="w">·</span><span·class="nb">garbage_collect</span><span·class="p">,</span><span·class="w">······················</span><span·class="mi">43</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">1.760</s[·...·truncated·by·diffoscope;·len:·125,·SHA:·ac2df09278ba64bf27d10a246679145c87730856ea895e705ed2c587b9b5aacf·...·]-9">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 289 | ·</span><span·class="p"·data-group-id=" | 289 | ·</span><span·class="p"·data-group-id="2017924912-10">[</span><span·class="w">·</span><span·class="p"·data-group-id="2017924912-10">]</span><span·class="p"·data-group-id="2017924912-1">}</span><span·class="p">.</span></code></pre><p>Here·we·see·that·no·function·stands·out,·which·is·very·normal.</p><p>The·<code·class="inline">garbage_collect</code>·pseudo·function·has·not·an·<code·class="inline">OWN</code>·time·of·zero·like |
| 290 | <code·class="inline">suspend</code>,·instead·it·is·equal·to·the·<code·class="inline">ACC</code>·time.</p><p>Garbage·collection·often·occurs·while·a·process·is·suspended,·but·<code·class="inline">fprof</code>·hides | 290 | <code·class="inline">suspend</code>,·instead·it·is·equal·to·the·<code·class="inline">ACC</code>·time.</p><p>Garbage·collection·often·occurs·while·a·process·is·suspended,·but·<code·class="inline">fprof</code>·hides |
| 291 | this·fact·by·pretending·that·the·suspended·function·was·first·unsuspended·and | 291 | this·fact·by·pretending·that·the·suspended·function·was·first·unsuspended·and |
| 292 | then·garbage·collected.·Otherwise·the·printout·would·show·<code·class="inline">garbage_collect</code> | 292 | then·garbage·collected.·Otherwise·the·printout·would·show·<code·class="inline">garbage_collect</code> |
| 293 | being·called·from·<code·class="inline">suspend</code>,·but·not·which·function·that·might·have·caused·the | 293 | being·called·from·<code·class="inline">suspend</code>,·but·not·which·function·that·might·have·caused·the |
| 294 | garbage·collection.</p><p>Let·us·now·get·back·to·the·test·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 294 | garbage·collection.</p><p>Let·us·now·get·back·to·the·test·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8709057248-1">{</span><span·class="p"·data-group-id="8709057248-2">[</span><span·class="p"·data-group-id="8709057248-3">{</span><span·class="p"·data-group-id="8709057248-4">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_[·...·truncated·by·diffoscope;·len:·405,·SHA:·48fe257942c73bfb87c936dd5696e786143b85123f2e7b759583eb3182e95877·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 295 | ··</span><span·class="p"·data-group-id=" | 295 | ··</span><span·class="p"·data-group-id="8709057248-5">{</span><span·class="p"·data-group-id="8709057248-6">{</span><span·class="ss">foo</span><span·class="p">,</span><span·class="ss">create_file_slow</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-id="8709057248[·...·truncated·by·diffoscope;·len:·352,·SHA:·981ee6e25368657d687d843926238802fbacc5e186fe1ab46ca9d16fe7eccdc7·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 296 | ·</span><span·class="p"·data-group-id=" | 296 | ·</span><span·class="p"·data-group-id="8709057248-7">{</span><span·class="w">·</span><span·class="p"·data-group-id="8709057248-8">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi">2</span><span·class="p"·data-group-[·...·truncated·by·diffoscope;·len:·323,·SHA:·0d970155db987ed0ce5bebbef49848676d46f30dfcaca98f2f04bbeffeda79a9·...·]-7">}</span><span·class="p">,</span><span·class="w">·····</span><span·class="c1">%</span><span·class="w"> |
| 297 | ·</span><span·class="p"·data-group-id=" | 297 | ·</span><span·class="p"·data-group-id="8709057248-9">[</span><span·class="p"·data-group-id="8709057248-10">{</span><span·class="p"·data-group-id="8709057248-11">{</span><span·class="ss">prim_file</span><span·class="p">,</span><span·class="ss">write</span><span·class="p">,</span><span·class="mi"[·...·truncated·by·diffoscope;·len:·355,·SHA:·fc48aebbb707e7875fdd2050bce5a20be5c9b09384bb0d524e7f65be60d9ed90·...·]-10">}</span><span·class="p">,</span><span·class="w"> |
| 298 | ··</span><span·class="p"·data-group-id=" | 298 | ··</span><span·class="p"·data-group-id="8709057248-12">{</span><span·class="ss">suspend</span><span·class="p">,</span><span·class="w">······························</span><span·class="mi">53</span><span·class="p">,</span><span·class="w">····</span><span·class="mf">6.281</span><span·class="p">,</[·...·truncated·by·diffoscope;·len:·209,·SHA:·447b89079dc4c30c8fd3bcfe0d6c6513045dd649eaef33c850caf29e2faa496a·...·]-1">}</span><span·class="p">.</span></code></pre><p>Not·unexpectedly,·we·see·that·<a·href="../../../../lib/kernel-10.2.3/doc/html/file.html#write/2"><code·class="inline">file:write/2</code></a>·was·called·from |
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| 172 | ··<a·href="#immediate-profiling"·class="hover-link"> | 172 | ··<a·href="#immediate-profiling"·class="hover-link"> |
| 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 173 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 174 | ··</a> | 174 | ··</a> |
| 175 | ··<span·class="text">Immediate·profiling</span> | 175 | ··<span·class="text">Immediate·profiling</span> |
| 176 | </h2> | 176 | </h2> |
| 177 | <p>It·is·also·possible·to·trace·immediately·into·the·profiling·process·that·creates | 177 | <p>It·is·also·possible·to·trace·immediately·into·the·profiling·process·that·creates |
| 178 | the·raw·profile·data,·that·is·to·short·circuit·the·tracing·and·profiling·steps | 178 | the·raw·profile·data,·that·is·to·short·circuit·the·tracing·and·profiling·steps |
| 179 | so·that·the·filesystem·is·not·used·for·tracing.</p><p>Do·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 179 | so·that·the·filesystem·is·not·used·for·tracing.</p><p>Do·something·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2829854132-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tracer</span><span·class="p"·data-group-id="2829854132-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·201,·SHA:·03e53114e40dfa2c2c823b5a2afa3deefd3a71658f209bc06b3d4ec1750358b2·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 180 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 180 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="2829854132-3">(</span><span·class="p"·data-group-id="2829854132-4">[</span><span·class="ss">start</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="2829854132-5">{</span><span·class="ss">tracer</span><span·class="p">,</sp[·...·truncated·by·diffoscope;·len:·203,·SHA:·d6009893ed2f60507269bc9f8e654eee4f6e68206009d0531caa6c8213b25cca·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 181 | </span><span·class="c1">%%·Run·code·to·profile</span><span·class="w"> | 181 | </span><span·class="c1">%%·Run·code·to·profile</span><span·class="w"> |
| 182 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id=" | 182 | </span><span·class="nc">fprof</span><span·class="p">:</span><span·class="nf">trace</span><span·class="p"·data-group-id="2829854132-6">(</span><span·class="ss">stop</span><span·class="p"·data-group-id="2829854132-6">)</span><span·class="p">;</span></code></pre><p>This·puts·less·load·on·the·filesystem,·but·much·more·load·on·the·Erlang·runtime |
| 183 | system.</p> | 183 | system.</p> |
| 184 | </div> | 184 | </div> |
| 185 | <div·class="bottom-actions"·id="bottom-actions"> | 185 | <div·class="bottom-actions"·id="bottom-actions"> |
| 186 | ··<div·class="bottom-actions-item"> | 186 | ··<div·class="bottom-actions-item"> |
| 187 | ······<a·href="erlang_mode_chapter.html"·class="bottom-actions-button"·rel="prev"> | 187 | ······<a·href="erlang_mode_chapter.html"·class="bottom-actions-button"·rel="prev"> |
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| 227 | ······<p·class="built-using"> | 227 | ······<p·class="built-using"> |
| 228 | ········Built·using | 228 | ········Built·using |
| 229 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 229 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 230 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 230 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 231 | ······</p> | 231 | ······</p> |
| 232 | <p>Copyright·©·1996-202 | 232 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 233 | ····</footer> | 233 | ····</footer> |
| 234 | ··</div> | 234 | ··</div> |
| 235 | </main> | 235 | </main> |
| 236 | </div> | 236 | </div> |
| 237 | <script> | 237 | <script> |
| 238 | ··function·mermaidLoaded()·{ | 238 | ··function·mermaidLoaded()·{ |
| 239 | ····mermaid.initialize({ | 239 | ····mermaid.initialize({ |
| Offset 1777, 15 lines modified | Offset 1777, 15 lines modified | ||
| 1777 | ······<p·class="built-using"> | 1777 | ······<p·class="built-using"> |
| 1778 | ········Built·using | 1778 | ········Built·using |
| 1779 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1779 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1780 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1780 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1781 | ······</p> | 1781 | ······</p> |
| 1782 | <p>Copyright·©·1996-202 | 1782 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1783 | ····</footer> | 1783 | ····</footer> |
| 1784 | ··</div> | 1784 | ··</div> |
| 1785 | </main> | 1785 | </main> |
| 1786 | </div> | 1786 | </div> |
| 1787 | <script> | 1787 | <script> |
| 1788 | ··function·mermaidLoaded()·{ | 1788 | ··function·mermaidLoaded()·{ |
| 1789 | ····mermaid.initialize({ | 1789 | ····mermaid.initialize({ |
| Offset 229, 28 lines modified | Offset 229, 28 lines modified | ||
| 229 | ··<nonode@nohost.104.0>····5140··········0.7782········108 | 229 | ··<nonode@nohost.104.0>····5140··········0.7782········108 |
| 230 | ok</code></pre><h2·id="example-with-mnesia-transaction-benchmark"·class="section-heading"> | 230 | ok</code></pre><h2·id="example-with-mnesia-transaction-benchmark"·class="section-heading"> |
| 231 | ··<a·href="#example-with-mnesia-transaction-benchmark"·class="hover-link"> | 231 | ··<a·href="#example-with-mnesia-transaction-benchmark"·class="hover-link"> |
| 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 232 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 233 | ··</a> | 233 | ··</a> |
| 234 | ··<span·class="text">Example·with·Mnesia·Transaction·Benchmark</span> | 234 | ··<span·class="text">Example·with·Mnesia·Transaction·Benchmark</span> |
| 235 | </h2> | 235 | </h2> |
| 236 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id=" | 236 | <p>From·the·Erlang·shell:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Erlang</span><span·class="o">/</span><span·class="n">OTP</span><span·class="w">·</span><span·class="mi">27</span><span·class="w">·</span><span·class="p"·data-group-id="4160417655-1">[</span><span·class="ss">erts</span><span·class="o">-</span><span·class="mf">15.0</span><span·class="p"·data-group-id="4160417655-1">]</span><span·class="w">·</span><span·class="p"·data-group-id="4160417655-2">[</span><span·class="mi">64</spa[·...·truncated·by·diffoscope;·len:·1287,·SHA:·61edba09172a8848b7d3675c8c83e48955db30634b37f3e2a73d8ad22b47390b·...·]-7">]</span><span·class="w"> |
| 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id=" | 237 | </span><span·class="n">Eshell</span><span·class="w">·</span><span·class="n">V15</span><span·class="p">.</span><span·class="mi">0</span><span·class="w">·</span><span·class="p"·data-group-id="4160417655-8">(</span><span·class="ss">press</span><span·class="w">·</span><span·class="n">Ctrl</span><span·class="o">+</span><span·class="n">G</span><span·class="w">·</span><span·class="ss">to</span><span·class="w">·</span><span·class="ss">abort</span><sp[·...·truncated·by·diffoscope;·len:·399,·SHA:·957ef803e232426c084bca54d55b8069e030ef1c92711e82caa14edac0465518·...·]-8">)</span><span·class="gp·unselectable"> |
| 238 | 1>·</span><span·class="n">Conf</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 238 | 1>·</span><span·class="n">Conf</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="4160417655-10">[</span><span·class="p"·data-group-id="4160417655-11">{</span><span·class="ss">db_nodes</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="4160417655-12">[</span><span·class="nf">node</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·1155,·SHA:·c28c730c0d29bd8c74b3244afe031ca40d630a36fc2c85cae2c6f3ba3a406c95·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 239 | ····</span><span·class="p"·data-group-id=" | 239 | ····</span><span·class="p"·data-group-id="4160417655-20">{</span><span·class="ss">n_drivers_per_node</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">10</span><span·class="p"·data-group-id="4160417655-20">}</span><span·class="p">,</span><span·class="w">·</span><span·class="p"[·...·truncated·by·diffoscope;·len:·465,·SHA:·02f4b63fcfead5813bd820be4024f1eae37fe4416d3bfd0c20e131277be8f0e2·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 240 | ····</span><span·class="p"·data-group-id=" | 240 | ····</span><span·class="p"·data-group-id="4160417655-23">{</span><span·class="ss">replica_type</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ram_copies</span><span·class="p"·data-group-id="4160417655-23">}</span><span·class="p">,</span><span·class="w">·</span><span·class="[·...·truncated·by·diffoscope;·len:·519,·SHA:·4d44f978bad0c7b89980f3364166f17cad8ad78a13e83851de91234d29e350aa·...·]-10">]</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w"> |
| 241 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 241 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 242 | 2>·</span><span·class="nc">mnesia_tpcb</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id=" | 242 | 2>·</span><span·class="nc">mnesia_tpcb</span><span·class="p">:</span><span·class="nf">init</span><span·class="p"·data-group-id="4160417655-26">(</span><span·class="p"·data-group-id="4160417655-27">[</span><span·class="p"·data-group-id="4160417655-28">{</span><span·class="ss">use_running_mnesia</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">false</span><span·[·...·truncated·by·diffoscope;·len:·194,·SHA:·b33010365b751dd84008326e50683f60622d02c19efb3e289b6b5a8362f9bda1·...·]-26">)</span><span·class="p">.</span><span·class="w"> |
| 243 | ····</span><span·class="p">.</span><span·class="w"> | 243 | ····</span><span·class="p">.</span><span·class="w"> |
| 244 | ····</span><span·class="p">.</span><span·class="w"> | 244 | ····</span><span·class="p">.</span><span·class="w"> |
| 245 | ····</span><span·class="p">.</span><span·class="w"> | 245 | ····</span><span·class="p">.</span><span·class="w"> |
| 246 | </span><span·class="ss">ignore</span></code></pre><p>Initial·configuring·of·the·benchmark·is·done.·It·is·time·to·profile·the·actual | 246 | </span><span·class="ss">ignore</span></code></pre><p>Initial·configuring·of·the·benchmark·is·done.·It·is·time·to·profile·the·actual |
| 247 | Mnesia·benchmark:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">lcnt</span><span·class="p">:</span><span·class="nf">apply</span><span·class="p"·data-group-id=" | 247 | Mnesia·benchmark:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="nc">lcnt</span><span·class="p">:</span><span·class="nf">apply</span><span·class="p"·data-group-id="6924303407-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="6924303407-2">(</span><span·class="p"·data-group-id="6924303407-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·835,·SHA:·e0f019aed9511a3bbd5447eb4e6c0b8779f70997ed6d557e21f45f42176ffc06·...·]7-7">{</span><span·class="ss">use_running_mnesia</span><span·class="p">,</span><span·class="w"> |
| 248 | ····</span><span·class="ss">true</span><span·class="p"·data-group-id=" | 248 | ····</span><span·class="ss">true</span><span·class="p"·data-group-id="6924303407-7">}</span><span·class="p">|</span><span·class="n">Conf</span><span·class="p"·data-group-id="6924303407-6">]</span><span·class="p"·data-group-id="6924303407-5">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tps</span><sp[·...·truncated·by·diffoscope;·len:·137,·SHA:·be7603f709277aff71b3e2e367cf71b8034472e757b154061629532d68600f21·...·]7-1">)</span><span·class="p">.</span><span·class="w"> |
| 249 | ······</span><span·class="p">.</span><span·class="w"> | 249 | ······</span><span·class="p">.</span><span·class="w"> |
| 250 | ······</span><span·class="p">.</span><span·class="w"> | 250 | ······</span><span·class="p">.</span><span·class="w"> |
| 251 | ······</span><span·class="p">.</span><span·class="w"> | 251 | ······</span><span·class="p">.</span><span·class="w"> |
| 252 | </span><span·class="mf">50204.666666666664</span></code></pre><p>The·benchmark·runs·for·60·seconds·(followed·by·verification·and | 252 | </span><span·class="mf">50204.666666666664</span></code></pre><p>The·benchmark·runs·for·60·seconds·(followed·by·verification·and |
| 253 | analysis),·and·then·returns·the·number·of·transactions·per·seconds.</p><pre><code·class="text">4>·lcnt:swap_pid_keys(). | 253 | analysis),·and·then·returns·the·number·of·transactions·per·seconds.</p><pre><code·class="text">4>·lcnt:swap_pid_keys(). |
| 254 | ok | 254 | ok |
| 255 | 5>·lcnt:conflicts(). | 255 | 5>·lcnt:conflicts(). |
| Offset 346, 71 lines modified | Offset 346, 71 lines modified | ||
| 346 | problematic·if·they·begin·to·have·conflicts·even·if·it·is·not·shown·in·a | 346 | problematic·if·they·begin·to·have·conflicts·even·if·it·is·not·shown·in·a |
| 347 | particular·test.</p><h2·id="the-big-bang-benchmark"·class="section-heading"> | 347 | particular·test.</p><h2·id="the-big-bang-benchmark"·class="section-heading"> |
| 348 | ··<a·href="#the-big-bang-benchmark"·class="hover-link"> | 348 | ··<a·href="#the-big-bang-benchmark"·class="hover-link"> |
| 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 349 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 350 | ··</a> | 350 | ··</a> |
| 351 | ··<span·class="text">The·Big·Bang·Benchmark</span> | 351 | ··<span·class="text">The·Big·Bang·Benchmark</span> |
| 352 | </h2> | 352 | </h2> |
| 353 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="35 | 353 | <pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3592430698-1">(</span><span·class="ss">big</span><span·class="p"·data-group-id="3592430698-1">)</span><span·class="p">.</span><span·class="w"> |
| 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="35 | 354 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3592430698-2">(</span><span·class="p"·data-group-id="3592430698-3">[</span><span·class="ss">bang</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="3592430698-3">]</span><span·class="p"·data-group-id="3592430698-2">)</span><span·class="p">.</span><span·class="w"> |
| 355 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 355 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-4">(</span><span·class="p"·data-group-id="3592430698-5">[</span><span·class="p"·data-group-id="3592430698-5">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-6">[</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·141,·SHA:·ecc788cddb752b451cadb931fde8198c1c1c26bf1b0f978f29c8effc663b391b·...·]-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 356 | ····</span><span·class="k">receive</span><span·class="w"> | 356 | ····</span><span·class="k">receive</span><span·class="w"> |
| 357 | » </span><span·class="p"·data-group-id="35 | 357 | » </span><span·class="p"·data-group-id="3592430698-7">{</span><span·class="ss">procs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Procs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="3592430698-7">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 358 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 358 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-8">(</span><span·class="n">Procs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-9">[</span><span·class="p"·data-group-id="3592430698-9">]</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·66,·SHA:·16ffe12dbbe95805e63ce18a6f5008077df904f9e0666b9dda9809074f229b89·...·]-8">)</span><span·class="w"> |
| 359 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 359 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 360 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 360 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-10">(</span><span·class="p"·data-group-id="3592430698-11">[</span><span·class="p"·data-group-id="3592430698-11">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-12">[</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·147,·SHA:·f414f9e48431c7a72ff4aaf903a10f1abcba188439a44a40d0916004f6d7bac8·...·]-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 361 | ····</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="35 | 361 | ····</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-13">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="3592430698-13">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·404,·SHA:·44241c01e7a35ca3c3bd6180a94f24de54ebc72a5adea648a8c71fcf38fee7cc·...·]-14">}</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 362 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3517085627-16">(</span><span·class="p"·data-group-id="3517085627-17">[</span><span·class="p"·data-group-id="3517085627-17">]</span><span·class="p">,</span><span·class="p"·data-group-id="3517085627-18">[</span><span·class="p"·data-group-id="3517085627-18">]</span><span·class="p">,</span><span·class="ss">false</span><span·class="p"·data-group-id="3517085627-16">)</span><span·class="p">;</span><span·class="w"> | ||
| 363 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 362 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-16">(</span><span·class="p"·data-group-id="3592430698-17">[</span><span·class="p"·data-group-id="3592430698-17">]</span><span·class="p">,</span><span·class="p"·data-group-id[·...·truncated·by·diffoscope;·len:·202,·SHA:·52d4518aff109624ee4e88d9134016bc7ea168e2d5e8da134a4f07cc12e7a32a·...·];</span><span·class="w"> |
| 363 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-19">(</span><span·class="p"·data-group-id="3592430698-20">[</span><span·class="p"·data-group-id="3592430698-20">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-21">[</span><span·class="p"·data-group-id="3592430698-21">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="3592430698-19">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 364 | ····</span><span·class="n">ReportTo</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="35 | 364 | ····</span><span·class="n">ReportTo</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-22">{</span><span·class="ss">done</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="3592430698-23">(</span><span·class="p"·data-group-id="3592430698-23">)</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·d537bc113d5904a6a73c9c91991b9ce4d21604172087aeaeb37cdeebca8e4f26·...·]-22">}</span><span·class="p">,</span><span·class="w"> |
| 365 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 365 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-24">(</span><span·class="p"·data-group-id="3592430698-25">[</span><span·class="p"·data-group-id="3592430698-25">]</span><span·class="p">,</span><span·class="p"·data-group-id="3592430698-26">[</span><span·class="p"·data-group-id="3592430698-26">]</[·...·truncated·by·diffoscope;·len:·99,·SHA:·f80f98c3e5b16632d640c7844c81d985cc5d9b81ee650c00a52eedc99a5c3ba5·...·]-24">)</span><span·class="p">;</span><span·class="w"> |
| 366 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 366 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-27">(</span><span·class="p"·data-group-id="3592430698-28">[</span><span·class="p"·data-group-id="3592430698-28">]</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-29">[</span><span·class="n">Po</span>[·...·truncated·by·diffoscope;·len:·326,·SHA:·4d9b53e757c33abc155a84acd6d0b0942f0d6d308a1f082981cf4200000cce90·...·]-27">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 367 | ····</span><span·class="k">receive</span><span·class="w"> | 367 | ····</span><span·class="k">receive</span><span·class="w"> |
| 368 | » </span><span·class="p"·data-group-id="35 | 368 | » </span><span·class="p"·data-group-id="3592430698-30">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="3592430698-30">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 369 | » ····</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="35 | 369 | » ····</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-31">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="3592430698-32">(</span><span·class="p"·data-group-id="3592430698-32">)</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·d537bc113d5904a6a73c9c91991b9ce4d21604172087aeaeb37cdeebca8e4f26·...·]-31">}</span><span·class="p">,</span><span·class="w"> |
| 370 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3517085627-33">(</span><span·class="p"·data-group-id="3517085627-34">[</span><span·class="p"·data-group-id="3517085627-34">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pongers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="3517085627-33">)</span><span·class="p">;</span><span·class="w"> | ||
| 371 | » </span><span·class="p"·data-group-id="3517085627-35">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Po</span><span·class="p"·data-group-id="3517085627-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 372 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 370 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-33">(</span><span·class="p"·data-group-id="3592430698-34">[</span><span·class="p"·data-group-id="3592430698-34">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pongers</span><span·class="p">,</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·101,·SHA:·d8f5320ba2482f9488c9511fb9a0deb73b88ba1d79f14618990d1748255854a6·...·]</span><span·class="w"> |
| 371 | » </span><span·class="p"·data-group-id="3592430698-35">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Po</span><span·class="p"·data-group-id="3592430698-35">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 372 | » ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-36">(</span><span·class="p"·data-group-id="3592430698-37">[</span><span·class="p"·data-group-id="3592430698-37">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pos</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="3592430698-36">)</span><span·class="w"> | ||
| 373 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> | 373 | ····</span><span·class="k">end</span><span·class="p">;</span><span·class="w"> |
| 374 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="3517085627-38">(</span><span·class="p"·data-group-id="3517085627-39">[</span><span·class="n">Pi</span><span·class="p">|</span><span·class="n">Pis</span><span·class="p"·data-group-id="3517085627-39">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Pongers</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReportTo</span><span·class="p"·data-group-id="3517085627-38">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 375 | 374 | </span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-38">(</span><span·class="p"·data-group-id="3592430698-39">[</span><span·class="n">Pi</span><span·class="p">|</span><span·class="n">Pis</span><span·class="p"·data-group-id="35924[·...·truncated·by·diffoscope;·len:·274,·SHA:·fcbea17f309783452ee5523cfadcf7f86de3241c29dfc3d7c4ac5d156f05dffc·...·]</span><span·class="w"> | |
| 375 | ····</span><span·class="k">receive</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-40">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="n">From</span><span·class="p"·data-group-id="3592430698-40">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">From</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-41">{</span><span·class="ss">pong</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="3592430698-42">(</span><span·class="p"·data-group-id="3592430698-42">)</span><span·class="p"·data-group-id="3592430698-41">}</span><span·class="w"> | ||
| 376 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> | 376 | ····</span><span·class="k">after</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="w"> |
| 377 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 377 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 378 | ····</span><span·class="n">Pi</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="35 | 378 | ····</span><span·class="n">Pi</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-43">{</span><span·class="ss">ping</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="3592430698-44">(</span><span·class="p"·data-group-id="3592430698-44">)</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·d537bc113d5904a6a73c9c91991b9ce4d21604172087aeaeb37cdeebca8e4f26·...·]-43">}</span><span·class="p">,</span><span·class="w"> |
| 379 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="35 | 379 | ····</span><span·class="nf">pinger</span><span·class="p"·data-group-id="3592430698-45">(</span><span·class="n">Pis</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-46">[</span><span·class="n">Pi</span><span·class="p">|</span><span·class="n">Pongers</span><span·class="p"·data-group-i[·...·truncated·by·diffoscope;·len:·146,·SHA:·4ab800cb4e9437b57d757b7a3fbac307892f34ba55e18bf14a277964bb0a3042·...·]-45">)</span><span·class="p">.</span><span·class="w"> |
| 380 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="35 | 380 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="3592430698-47">(</span><span·class="n">N</span><span·class="p"·data-group-id="3592430698-47">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="n">N</span><span·class="w">·</span><span·class="o">=<</span><span·class="w">·</span><span·class="mi">0</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 381 | ····</span><span·class="p"·data-group-id="35 | 381 | ····</span><span·class="p"·data-group-id="3592430698-48">[</span><span·class="p"·data-group-id="3592430698-48">]</span><span·class="p">;</span><span·class="w"> |
| 382 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="35 | 382 | </span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="3592430698-49">(</span><span·class="n">N</span><span·class="p"·data-group-id="3592430698-49">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 383 | ····</span><span·class="p"·data-group-id="35 | 383 | ····</span><span·class="p"·data-group-id="3592430698-50">[</span><span·class="nf">spawn_link</span><span·class="p"·data-group-id="3592430698-51">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-52">(</span><span·class="p"·data-group-id="3592430698-[·...·truncated·by·diffoscope;·len:·951,·SHA:·b569328bf4a2fc413f523ff6ef74da133f6cafa256cd3d9adfbb9c42cac2755e·...·]-50">]</span><span·class="p">.</span><span·class="w"> |
| 384 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id="35 | 384 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id="3592430698-57">(</span><span·class="p"·data-group-id="3592430698-58">[</span><span·class="p"·data-group-id="3592430698-58">]</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3592430698-57">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 385 | ····</span><span·class="n">Msg</span><span·class="p">;</span><span·class="w"> | 385 | ····</span><span·class="n">Msg</span><span·class="p">;</span><span·class="w"> |
| 386 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id="35 | 386 | </span><span·class="nf">send_procs</span><span·class="p"·data-group-id="3592430698-59">(</span><span·class="p"·data-group-id="3592430698-60">[</span><span·class="n">P</span><span·class="p">|</span><span·class="n">Ps</span><span·class="p"·data-group-id="3592430698-60">]</span><span·class="p">,</span><span·class="w">·</span><span·[·...·truncated·by·diffoscope;·len:·61,·SHA:·9d20e68bc8ff3384dbe5263e0f45e1af3124a6d821455ac67d9636a133008db1·...·]-59">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 387 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w"> | 387 | ····</span><span·class="n">P</span><span·class="w">·</span><span·class="o">!</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p">,</span><span·class="w"> |
| 388 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id="35 | 388 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id="3592430698-61">(</span><span·class="n">Ps</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3592430698-61">)</span><span·class="p">.</span><span·class="w"> |
| 389 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="35 | 389 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="3592430698-62">(</span><span·class="p"·data-group-id="3592430698-63">[</span><span·class="p"·data-group-id="3592430698-63">]</span><span·class="p"·data-group-id="3592430698-62">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 390 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> | 390 | ····</span><span·class="ss">ok</span><span·class="p">;</span><span·class="w"> |
| 391 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="35 | 391 | </span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="3592430698-64">(</span><span·class="p"·data-group-id="3592430698-65">[</span><span·class="n">M</span><span·class="p">|</span><span·class="n">Ms</span><span·class="p"·data-group-id="3592430698-65">]</span><span·class="p"·data-group-id="3592430698-64">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 392 | ····</span><span·class="k">receive</span><span·class="w"> | 392 | ····</span><span·class="k">receive</span><span·class="w"> |
| 393 | » </span><span·class="n">M</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 393 | » </span><span·class="n">M</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 394 | » ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="35 | 394 | » ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="3592430698-66">(</span><span·class="n">Ms</span><span·class="p"·data-group-id="3592430698-66">)</span><span·class="w"> |
| 395 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> | 395 | ····</span><span·class="k">end</span><span·class="p">.</span><span·class="w"> |
| 396 | </span><span·class="nf">bang</span><span·class="p"·data-group-id="35 | 396 | </span><span·class="nf">bang</span><span·class="p"·data-group-id="3592430698-67">(</span><span·class="n">N</span><span·class="p"·data-group-id="3592430698-67">)</span><span·class="w">·</span><span·class="k">when</span><span·class="w">·</span><span·class="nf">integer</span><span·class="p"·data-group-id="3592430698-68">(</sp[·...·truncated·by·diffoscope;·len:·68,·SHA:·86c354d3ea0577e0244322e3a56aab6abf47b1fbf9d50f4a273c6ba4fde2f24f·...·]-68">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 397 | ····</span><span·class="n">Procs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="35 | 397 | ····</span><span·class="n">Procs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">spawn_procs</span><span·class="p"·data-group-id="3592430698-69">(</span><span·class="n">N</span><span·class="p"·data-group-id="3592430698-69">)</span><span·class="p">,</span><span·class="w"> |
| 398 | ····</span><span·class="n">RMsgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="35 | 398 | ····</span><span·class="n">RMsgs</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">map</span><span·class="p"·data-group-id="3592430698-70">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-71">(</span><span·class="n">P</span><span·class="p"·data-group-id="3592430698-71">)</span><span·class="w">·</span><span·class="p">-></span>[·...·truncated·by·diffoscope;·len:·399,·SHA:·ce74e4158d72d54596a1cd5e6f9f1881de3f7a2108d6bbfd59d29763b7dc68bb·...·]-70">)</span><span·class="p">,</span><span·class="w"> |
| 399 | ····</span><span·class="n">Start</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id="35 | 399 | ····</span><span·class="n">Start</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id="3592430698-73">(</span><span·class="p"·data-group-id="3592430698-73">)</span><span·class="p">,</span><span·class="w"> |
| 400 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id="35 | 400 | ····</span><span·class="nf">send_procs</span><span·class="p"·data-group-id="3592430698-74">(</span><span·class="n">Procs</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-75">{</span><span·class="ss">procs</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Procs</span>[·...·truncated·by·diffoscope;·len:·279,·SHA:·d0921eb3a97da6c7d32cf0b04c6a0eff8911430e1eb299e5bec213311525550a·...·]-74">)</span><span·class="p">,</span><span·class="w"> |
| 401 | ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="35 | 401 | ····</span><span·class="nf">receive_msgs</span><span·class="p"·data-group-id="3592430698-77">(</span><span·class="n">RMsgs</span><span·class="p"·data-group-id="3592430698-77">)</span><span·class="p">,</span><span·class="w"> |
| 402 | ····</span><span·class="n">Stop</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id="35 | 402 | ····</span><span·class="n">Stop</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">now</span><span·class="p"·data-group-id="3592430698-78">(</span><span·class="p"·data-group-id="3592430698-78">)</span><span·class="p">,</span><span·class="w"> |
| 403 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id="35 | 403 | ····</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foreach</span><span·class="p"·data-group-id="3592430698-79">(</span><span·class="nf">fun</span><span·class="w">·</span><span·class="p"·data-group-id="3592430698-80">(</span><span·class="n">P</span><span·class="p"·data-group-id="3592430698-80">)</span><span·class="w">·</span><span·class="p">-></span>[·...·truncated·by·diffoscope;·len:·429,·SHA:·2bd119eca8bc1e0687bff9cdfc0253fb3aaed59184f6f23038854a05a9ce8b12·...·]-79">)</span><span·class="p">,</span><span·class="w"> |
| 404 | ····</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">now_diff</span><span·class="p"·data-group-id="35 | 404 | ····</span><span·class="nc">timer</span><span·class="p">:</span><span·class="nf">now_diff</span><span·class="p"·data-group-id="3592430698-82">(</span><span·class="n">Stop</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Start</span><span·class="p"·data-group-id="3592430698-82">)</span><span·class="p">.</span></code></pre><h2·id="see-also"·class="section-heading"> |
| 405 | ··<a·href="#see-also"·class="hover-link"> | 405 | ··<a·href="#see-also"·class="hover-link"> |
| 406 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 406 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 407 | ··</a> | 407 | ··</a> |
| 408 | ··<span·class="text">See·Also</span> | 408 | ··<span·class="text">See·Also</span> |
| 409 | </h2> | 409 | </h2> |
| 410 | <p><a·href="lcnt.html">LCNT·Reference·Manual</a></p> | 410 | <p><a·href="lcnt.html">LCNT·Reference·Manual</a></p> |
| 411 | </div> | 411 | </div> |
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| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
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| 138 | <p><a·href="#all/1"><code·class="inline">make:all/0,1</code></a>·and·<a·href="#files/2"><code·class="inline">make:files/1,2</code></a>·first·looks·for | 138 | <p><a·href="#all/1"><code·class="inline">make:all/0,1</code></a>·and·<a·href="#files/2"><code·class="inline">make:files/1,2</code></a>·first·looks·for |
| 139 | <code·class="inline">{emake,·Emake}</code>·in·options,·then·in·the·current·working·directory·for·a·file | 139 | <code·class="inline">{emake,·Emake}</code>·in·options,·then·in·the·current·working·directory·for·a·file |
| 140 | named·<code·class="inline">Emakefile</code>.·If·present·<code·class="inline">Emake</code>·should·contain·elements·like·this:</p><pre><code·class="text">Modules. | 140 | named·<code·class="inline">Emakefile</code>.·If·present·<code·class="inline">Emake</code>·should·contain·elements·like·this:</p><pre><code·class="text">Modules. |
| 141 | {Modules,Options}.</code></pre><p><code·class="inline">Modules</code>·is·an·atom·or·a·list·of·atoms.·It·can·be</p><ul><li>a·module·name,·for·exmaple,··<code·class="inline">file1</code></li><li>a·module·name·in·another·directory,·for·exmaple,·<code·class="inline">'../foo/file3'</code></li><li>a·set·of·modules·specified·with·a·wildcards,·for·exmaple,·<code·class="inline">'file*'</code></li><li>a·wildcard·indicating·all·modules·in·current·directory,·that·is:·<code·class="inline">'*'</code></li><li>a·list·of·any·of·the·above,·for·exmaple,·<code·class="inline">['file*','../foo/file3','File4']</code></li></ul><p><code·class="inline">Options</code>·is·a·list·of·compiler·options.</p><p><code·class="inline">Emakefile</code>·is·read·from·top·to·bottom.·If·a·module·matches·more·than·one·entry, | 141 | {Modules,Options}.</code></pre><p><code·class="inline">Modules</code>·is·an·atom·or·a·list·of·atoms.·It·can·be</p><ul><li>a·module·name,·for·exmaple,··<code·class="inline">file1</code></li><li>a·module·name·in·another·directory,·for·exmaple,·<code·class="inline">'../foo/file3'</code></li><li>a·set·of·modules·specified·with·a·wildcards,·for·exmaple,·<code·class="inline">'file*'</code></li><li>a·wildcard·indicating·all·modules·in·current·directory,·that·is:·<code·class="inline">'*'</code></li><li>a·list·of·any·of·the·above,·for·exmaple,·<code·class="inline">['file*','../foo/file3','File4']</code></li></ul><p><code·class="inline">Options</code>·is·a·list·of·compiler·options.</p><p><code·class="inline">Emakefile</code>·is·read·from·top·to·bottom.·If·a·module·matches·more·than·one·entry, |
| 142 | the·first·match·is·used.·For·example,·the·following·<code·class="inline">Emakefile</code>·means·that | 142 | the·first·match·is·used.·For·example,·the·following·<code·class="inline">Emakefile</code>·means·that |
| 143 | <code·class="inline">file1</code>·should·be·compiled·with·the·options·<code·class="inline">[debug_info,{i,"../foo"}]</code>,·while | 143 | <code·class="inline">file1</code>·should·be·compiled·with·the·options·<code·class="inline">[debug_info,{i,"../foo"}]</code>,·while |
| 144 | all·other·files·in·the·current·directory·should·be·compiled·with·only·the | 144 | all·other·files·in·the·current·directory·should·be·compiled·with·only·the |
| 145 | <code·class="inline">debug_info</code>·flag.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 145 | <code·class="inline">debug_info</code>·flag.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2501167947-1">{</span><span·class="ss">'file1'</span><span·class="p">,</span><span·class="p"·data-group-id="2501167947-2">[</span><span·class="ss">debug_info</span><span·class="p">,</span><span·class="p"·data-group-id="2501167947-3">{</span><span·c[·...·truncated·by·diffoscope;·len:·230,·SHA:·b4392d1e5edb8e6a7dce26ebae1f831d8ec7d08924017cff6455019ce8aa0cb0·...·]-1">}</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="p"·data-group-id=" | 146 | </span><span·class="p"·data-group-id="2501167947-4">{</span><span·class="ss">'*'</span><span·class="p">,</span><span·class="p"·data-group-id="2501167947-5">[</span><span·class="ss">debug_info</span><span·class="p"·data-group-id="2501167947-5">]</span><span·class="p"·data-group-id="2501[·...·truncated·by·diffoscope;·len:·6,·SHA:·17a12a334d6caba29a5e64b3f9f82083287ee6fa24dce4b66f8f249e598828f9·...·]-4">}</span><span·class="p">.</span></code></pre><h2·id="module-see-also"·class="section-heading"> |
| 147 | ··<a·href="#module-see-also"·class="hover-link"> | 147 | ··<a·href="#module-see-also"·class="hover-link"> |
| 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 148 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 149 | ··</a> | 149 | ··</a> |
| 150 | ··<span·class="text">See·Also</span> | 150 | ··<span·class="text">See·Also</span> |
| 151 | </h2> | 151 | </h2> |
| 152 | <p><a·href="../../../../lib/compiler-8.6/doc/html/compile.html">The·Compiler·Application</a></p> | 152 | <p><a·href="../../../../lib/compiler-8.6/doc/html/compile.html">The·Compiler·Application</a></p> |
| 153 | ····</section> | 153 | ····</section> |
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| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
| Offset 163, 51 lines modified | Offset 163, 51 lines modified | ||
| 163 | </h2> | 163 | </h2> |
| 164 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> | 164 | <h3·id="fixed-bugs-and-malfunctions-2"·class="section-heading"> |
| 165 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> | 165 | ··<a·href="#fixed-bugs-and-malfunctions-2"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> | 168 | ··<span·class="text">Fixed·Bugs·and·Malfunctions</span> |
| 169 | </h3> | 169 | </h3> |
| 170 | <ul><li><p>Dialyzer·warnings·due·to·type·specs·added·in·<a·href="../../../../lib/runtime_tools-2.1.1/doc/html/dbg.html"><code·class="inline">dbg</code></a>·have·been·eliminated.</p><p>Own·Id:·OTP-18860</p></li><li><p>In·Erlang/OTP·26,·doing·a·<a·href="cover.html"><code·class="inline">cover</code></a>·analysis·on·the·<code·class="inline">line</code>·level·would·return·multiple·entries·for·lines·on·which·multiple·functions·were·defined.</p><p>For·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3 | 170 | <ul><li><p>Dialyzer·warnings·due·to·type·specs·added·in·<a·href="../../../../lib/runtime_tools-2.1.1/doc/html/dbg.html"><code·class="inline">dbg</code></a>·have·been·eliminated.</p><p>Own·Id:·OTP-18860</p></li><li><p>In·Erlang/OTP·26,·doing·a·<a·href="cover.html"><code·class="inline">cover</code></a>·analysis·on·the·<code·class="inline">line</code>·level·would·return·multiple·entries·for·lines·on·which·multiple·functions·were·defined.</p><p>For·example,·consider·this·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="5353302104-1">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="5353302104-1">)</span><span·class="p">.</span><span·class="w"> |
| 171 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3 | 171 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="5353302104-2">(</span><span·class="p"·data-group-id="5353302104-3">[</span><span·class="ss">bar</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">baz</span><span·class="p">/</span><span·[·...·truncated·by·diffoscope;·len:·113,·SHA:·1da22bb3d601ceacdc06bb780d69c4a9ae9ea9b9538cd78b74660234e0fe555d·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 172 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="3 | 172 | </span><span·class="nf">bar</span><span·class="p"·data-group-id="5353302104-4">(</span><span·class="p"·data-group-id="5353302104-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">.</span><span·class="w">·</span><span·class="nf">baz</span><spa[·...·truncated·by·diffoscope;·len:·90,·SHA:·4c85e416bbf52f36a74935e613d7b13726f5dafd3b2d5cb08f30c6ca979be64c·...·]-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="ss">not_ok</span><span·class="p">.</span></code></pre><p>In·Erlang/OTP·26,·analysing·on·the·<code·class="inline">line</code>·level·would·return·two·entries |
| 173 | for·line·4:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">compile_module</span><span·class="p"·data-group-id=" | 173 | for·line·4:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">compile_module</span><span·class="p"·data-group-id="1246594712-1">(</span><span·class="ss">foo</span><span·class="p"·data-group-id="1246594712-1">)</span><span·class="p">.</span><span·class="w"> |
| 174 | </span><span·class="p"·data-group-id=" | 174 | </span><span·class="p"·data-group-id="1246594712-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">foo</span><span·class="p"·data-group-id="1246594712-2">}</span><span·class="gp·unselectable"> |
| 175 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 175 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="1246594712-3">(</span><span·class="p"·data-group-id="1246594712-3">)</span><span·class="p">.</span><span·class="w"> |
| 176 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 176 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 177 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 177 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="1246594712-4">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coverage</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="1246594712-4">)</span><span·class="p">.</span><span·class="w"> |
| 178 | </span><span·class="p"·data-group-id=" | 178 | </span><span·class="p"·data-group-id="1246594712-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1246594712-6">[</span><span·class="p"·data-group-id="1246594712-7">{</span><span·class="p"·data-group-id="1246594712-8">{</span><span·class="ss">foo</spa[·...·truncated·by·diffoscope;·len:·977,·SHA:·2173b5483699999a20469c5c74f5c225e718c0d8809f8f9ffb61afa3320fa432·...·]-5">}</span><span·class="gp·unselectable"> |
| 179 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 179 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="1246594712-13">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">calls</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="1246594712-13">)</span><span·class="p">.</span><span·class="w"> |
| 180 | </span><span·class="p"·data-group-id=" | 180 | </span><span·class="p"·data-group-id="1246594712-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="1246594712-15">[</span><span·class="p"·data-group-id="1246594712-16">{</span><span·class="p"·data-group-id="1246594712-17">{</span><span·class="ss">foo<[·...·truncated·by·diffoscope;·len:·1071,·SHA:·9a8d39763ac04331f757b1109fdb0ab6e2265697ccecbbb057fd54f9e7d440cf·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 181 | </span><span·class="p"·data-group-id=" | 181 | </span><span·class="p"·data-group-id="8004582676-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">foo</span><span·class="p"·data-group-id="8004582676-2">}</span><span·class="gp·unselectable"> |
| 182 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id=" | 182 | 2>·</span><span·class="nc">foo</span><span·class="p">:</span><span·class="nf">bar</span><span·class="p"·data-group-id="8004582676-3">(</span><span·class="p"·data-group-id="8004582676-3">)</span><span·class="p">.</span><span·class="w"> |
| 183 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 183 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 184 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 184 | 3>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="8004582676-4">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">coverage</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="8004582676-4">)</span><span·class="p">.</span><span·class="w"> |
| 185 | </span><span·class="p"·data-group-id=" | 185 | </span><span·class="p"·data-group-id="8004582676-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8004582676-6">[</span><span·class="p"·data-group-id="8004582676-7">{</span><span·class="p"·data-group-id="8004582676-8">{</span><span·class="ss">foo</spa[·...·truncated·by·diffoscope;·len:·455,·SHA:·607124d6f6d5226940c905aa34b15a2642c2272f73bee473387dc764aebf3e23·...·]-5">}</span><span·class="gp·unselectable"> |
| 186 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id=" | 186 | 4>·</span><span·class="nc">cover</span><span·class="p">:</span><span·class="nf">analyse</span><span·class="p"·data-group-id="8004582676-10">(</span><span·class="ss">foo</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">calls</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">line</span><span·class="p"·data-group-id="8004582676-10">)</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="p"·data-group-id=" | 187 | </span><span·class="p"·data-group-id="8004582676-11">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8004582676-12">[</span><span·class="p"·data-group-id="8004582676-13">{</span><span·class="p"·data-group-id="8004582676-14">{</span><span·class="ss">foo<[·...·truncated·by·diffoscope;·len:·307,·SHA:·38d39e4e7d97923753e4a34314aff45182b46f65d688cc9885b122d9d10fb116·...·]-11">}</span></code></pre><p>Own·Id:·OTP-18998·Aux·Id:·<a·href="https://github.com/erlang/otp/issues/8159"·title="">GH-8159</a>,·<a·href="https://github.com/erlang/otp/pull/8182"·title="">PR-8182</a></p></li><li><p>Fixed·align·command·in·emacs·mode.</p><p>Own·Id:·OTP-19026·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8155"·title="">PR-8155</a></p></li></ul><h3·id="improvements-and-new-features-1"·class="section-heading"> |
| 188 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> | 188 | ··<a·href="#improvements-and-new-features-1"·class="hover-link"> |
| 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 189 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 190 | ··</a> | 190 | ··</a> |
| 191 | ··<span·class="text">Improvements·and·New·Features</span> | 191 | ··<span·class="text">Improvements·and·New·Features</span> |
| 192 | </h3> | 192 | </h3> |
| 193 | <ul><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" | 193 | <ul><li><p>Triple-Quoted·Strings·has·been·implemented·as·per·<a·href="https://www.erlang.org/eeps/eep-0064">EEP·64</a>.·See·<a·href="../../../../doc/system/data_types.html#string">String</a>·in·the·Reference·Manual.</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">""</span><span·class="s">" |
| 194 | ···a | 194 | ···a |
| 195 | ···b | 195 | ···b |
| 196 | ···c | 196 | ···c |
| 197 | ···"</span><span·class="s">""</span><span·class="p">.</span><span·class="w"> | 197 | ···"</span><span·class="s">""</span><span·class="p">.</span><span·class="w"> |
| 198 | </span><span·class="s">"a\nb\nc"</span></code></pre><p>Adjacent·string·literals·without·intervening·white·space·is·now·a·syntax·error,·to·avoid·possible·confusion·with·triple-quoted·strings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">"abc"</span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> | 198 | </span><span·class="s">"a\nb\nc"</span></code></pre><p>Adjacent·string·literals·without·intervening·white·space·is·now·a·syntax·error,·to·avoid·possible·confusion·with·triple-quoted·strings.·For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="s">"abc"</span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> |
| 199 | </span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> | 199 | </span><span·class="s">"xyz"</span><span·class="p">.</span><span·class="w"> |
| 200 | </span><span·class="gt">*·1:6:·adjacent·string·literals·without·intervening·white·space</span></code></pre><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18750·Aux·Id:·OTP-18746,·<a·href="https://github.com/erlang/otp/pull/7313"·title="">PR-7313</a>,·<a·href="https://github.com/erlang/otp/pull/7451"·title="">PR-7451</a></p></li><li><p>There·is·a·new·tool·<a·href="tprof.html"><code·class="inline">tprof</code></a>,·which·combines·the·functionality·of·<a·href="eprof.html"><code·class="inline">eprof</code></a>·and·<a·href="cprof.html"><code·class="inline">cprof</code></a>·under·one·interface·and·adds·heap·profiling.·It·also·has·functionality·to·help·with·profiling·process·hierarchies.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 200 | </span><span·class="gt">*·1:6:·adjacent·string·literals·without·intervening·white·space</span></code></pre><p><strong><em>·POTENTIAL·INCOMPATIBILITY·</em></strong></p><p>Own·Id:·OTP-18750·Aux·Id:·OTP-18746,·<a·href="https://github.com/erlang/otp/pull/7313"·title="">PR-7313</a>,·<a·href="https://github.com/erlang/otp/pull/7451"·title="">PR-7451</a></p></li><li><p>There·is·a·new·tool·<a·href="tprof.html"><code·class="inline">tprof</code></a>,·which·combines·the·functionality·of·<a·href="eprof.html"><code·class="inline">eprof</code></a>·and·<a·href="cprof.html"><code·class="inline">cprof</code></a>·under·one·interface·and·adds·heap·profiling.·It·also·has·functionality·to·help·with·profiling·process·hierarchies.</p><p><em>Example</em>:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="9705745008-1">(</span><span·class="ss">lists</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">seq</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9705745008-2">[</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·458,·SHA:·98d1498077dc57cbdbaedb47c4d4475bf5d352c5fe0ed0a691bf3d00c4f2ffd4·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 202 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 202 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="9705745008-4">[</span><span·class="w">·····</span><span·class="c1">%]</span><span·class="w"> |
| 203 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="9705745008-5">[</span><span·class="mf">100.00</span><span·class="p"·data-group-id="9705745008-5">]</span><span·class="w"> |
| 204 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id=" | 204 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="9705745008-6">[</span><span·class="w">·</span><span·class="mf">100.0</span><span·class="p"·data-group-id="9705745008-6">]</span><span·class="w"> |
| 205 | </span><span·class="ss">ok</span></code></pre><p>Own·Id:·OTP-18756·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6639"·title="">PR-6639</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Improved·the·align·command·in·emacs·mode.</p><p>Own·Id:·OTP-19080·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8288"·title="">PR-8288</a></p></li></ul><h2·id="tools-3-6"·class="section-heading"> | 205 | </span><span·class="ss">ok</span></code></pre><p>Own·Id:·OTP-18756·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/6639"·title="">PR-6639</a></p></li><li><p>Native·coverage·support·has·been·implemented·in·the·JIT.·It·will··automatically·be·used·by·the·<a·href="cover.html"><code·class="inline">cover</code></a>·tool·to·reduce·the·execution·overhead·when·running·cover-compiled·code.</p><p>There·are·also·new·APIs·to·support·native·coverage·without·using·the·<code·class="inline">cover</code>·tool.</p><p>To·instrument·code·for·native·coverage·it·must·be·compiled·with·the·<a·href="../../../../lib/compiler-8.6/doc/html/compile.html#line_coverage"><code·class="inline">line_coverage</code></a>·option.</p><p>To·enable·native·coverage·in·the·runtime·system,·start·it·like·so:</p><pre><code·class="text">$·erl·+JPcover·true</code></pre><p>There·are·also·the·following·new·functions·for·supporting·native·coverage:</p><ul><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#coverage_support/0"><code·class="inline">code:coverage_support/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage/2"><code·class="inline">code:get_coverage/2</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#reset_coverage/1"><code·class="inline">code:reset_coverage/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/0"><code·class="inline">code:get_coverage_mode/0</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#get_coverage_mode/1"><code·class="inline">code:get_coverage_mode/1</code></a></li><li><a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#set_coverage_mode/1"><code·class="inline">code:set_coverage_mode/1</code></a></li></ul><p>Own·Id:·OTP-18856·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/7856"·title="">PR-7856</a></p></li><li><p>The·documentation·has·been·migrated·to·use·Markdown·and·ExDoc.</p><p>Own·Id:·OTP-18955·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8026"·title="">PR-8026</a></p></li><li><p>Improved·the·align·command·in·emacs·mode.</p><p>Own·Id:·OTP-19080·Aux·Id:·<a·href="https://github.com/erlang/otp/pull/8288"·title="">PR-8288</a></p></li></ul><h2·id="tools-3-6"·class="section-heading"> |
| 206 | ··<a·href="#tools-3-6"·class="hover-link"> | 206 | ··<a·href="#tools-3-6"·class="hover-link"> |
| 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 207 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 208 | ··</a> | 208 | ··</a> |
| 209 | ··<span·class="text">Tools·3.6</span> | 209 | ··<span·class="text">Tools·3.6</span> |
| 210 | </h2> | 210 | </h2> |
| 211 | <h3·id="improvements-and-new-features-2"·class="section-heading"> | 211 | <h3·id="improvements-and-new-features-2"·class="section-heading"> |
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| 1528 | ······<p·class="built-using"> | 1528 | ······<p·class="built-using"> |
| 1529 | ········Built·using | 1529 | ········Built·using |
| 1530 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1530 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1531 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1531 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1532 | ······</p> | 1532 | ······</p> |
| 1533 | <p>Copyright·©·1996-202 | 1533 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1534 | ····</footer> | 1534 | ····</footer> |
| 1535 | ··</div> | 1535 | ··</div> |
| 1536 | </main> | 1536 | </main> |
| 1537 | </div> | 1537 | </div> |
| 1538 | <script> | 1538 | <script> |
| 1539 | ··function·mermaidLoaded()·{ | 1539 | ··function·mermaidLoaded()·{ |
| 1540 | ····mermaid.initialize({ | 1540 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-074D3797.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 770 | ······<p·class="built-using"> | 770 | ······<p·class="built-using"> |
| 771 | ········Built·using | 771 | ········Built·using |
| 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 772 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 773 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 774 | ······</p> | 774 | ······</p> |
| 775 | <p>Copyright·©·1996-202 | 775 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 776 | ····</footer> | 776 | ····</footer> |
| 777 | ··</div> | 777 | ··</div> |
| 778 | </main> | 778 | </main> |
| 779 | </div> | 779 | </div> |
| 780 | <script> | 780 | <script> |
| 781 | ··function·mermaidLoaded()·{ | 781 | ··function·mermaidLoaded()·{ |
| 782 | ····mermaid.initialize({ | 782 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:23:06,·uncompressed·size·20,·method=store |
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| 156 | The·<code·class="inline">tprof</code>·results·will·probably·be·incorrect·when·the·profiled·code·was | 156 | The·<code·class="inline">tprof</code>·results·will·probably·be·incorrect·when·the·profiled·code·was |
| 157 | reloading·during·a·profiling·session.</p></section><h2·id="module-ad-hoc-profiling"·class="section-heading"> | 157 | reloading·during·a·profiling·session.</p></section><h2·id="module-ad-hoc-profiling"·class="section-heading"> |
| 158 | ··<a·href="#module-ad-hoc-profiling"·class="hover-link"> | 158 | ··<a·href="#module-ad-hoc-profiling"·class="hover-link"> |
| 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 159 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 160 | ··</a> | 160 | ··</a> |
| 161 | ··<span·class="text">Ad-hoc·profiling</span> | 161 | ··<span·class="text">Ad-hoc·profiling</span> |
| 162 | </h2> | 162 | </h2> |
| 163 | <p>Ad-hoc·profiling·is·convenient·for·profiling·a·single·function·call.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 163 | <p>Ad-hoc·profiling·is·convenient·for·profiling·a·single·function·call.</p><p>For·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="1947450544-1">(</span><span·class="ss">lists</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">seq</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="1947450544-2">[</span><span·class="mi">1</span><spa[·...·truncated·by·diffoscope;·len:·458,·SHA:·1075e233aea592dd66b95b4983206f5fe03bd8c07fe378684c0f611049ea5e85·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 164 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 164 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.92</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 165 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 165 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="1947450544-4">[</span><span·class="w">·····</span><span·class="c1">%]</span><span·class="w"> |
| 166 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id=" | 166 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="1947450544-5">[</span><span·class="mf">100.00</span><span·class="p"·data-group-id="1947450544-5">]</span><span·class="w"> |
| 167 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id=" | 167 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="1947450544-6">[</span><span·class="w">·</span><span·class="mf">100.0</span><span·class="p"·data-group-id="1947450544-6">]</span><span·class="w"> |
| 168 | </span><span·class="ss">ok</span></code></pre><p>By·default·tracing·is·enabled·for·all·functions·in·all·modules.·When·funs | 168 | </span><span·class="ss">ok</span></code></pre><p>By·default·tracing·is·enabled·for·all·functions·in·all·modules.·When·funs |
| 169 | are·created·in·the·interactive·shell,·parts·of·shell·code·are·also·traced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 169 | are·created·in·the·interactive·shell,·parts·of·shell·code·are·also·traced:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="8157422107-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="8157422107-2">(</span><span·class="p"·data-group-id="8157422107-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">lists</s[·...·truncated·by·diffoscope;·len:·645,·SHA:·0f9c5e79675802779f180a6e077392cc0bd1ebf6310ecac533899b922a883abc·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 170 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.95</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 170 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.95</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 171 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 171 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-5">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 172 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 172 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-6">[</span><span·class="w">·</span><span·class="mf">3.61</span><span·class="p"·data-group-id="8157422107-6">]</span><span·class="w"> |
| 173 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 173 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">······</span><span·class="mf">3.00</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-7">[</span><span·class="w">·</span><span·class="mf">3.61</span><span·class="p"·data-group-id="8157422107-7">]</span><span·class="w"> |
| 174 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 174 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-8">[</span><span·class="w">·</span><span·class="mf">4.82</span><span·class="p"·data-group-id="8157422107-8">]</span><span·class="w"> |
| 175 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">······</span><span·class="mf">2.33</span><span·class="w">··</span><span·class="p"·data-group-id=" | 175 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">······</span><span·class="mf">2.33</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-9">[</span><span·class="w">·</span><span·class="mf">8.43</span><span·class="p"·data-group-id="8157422107-9">]</span><span·class="w"> |
| 176 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">ret_expr</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 176 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">ret_expr</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">······</span><span·class="mf">4.00</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-10">[</span><span·class="mf">19.28</span><span·class="p"·data-group-id="8157422107-10">]</span><span·class="w"> |
| 177 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">merge_bindings</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·····</span><span·class="mi">18</span><span·class="w">······</span><span·class="mf">6.00</span><span·class="w">··</span><span·class="p"·data-group-id=" | 177 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">merge_bindings</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·····</span><span·class="mi">18</span><span·class="w">······</span><span·class="mf">6.00</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-11">[</span><span·class="mf">21.69</span><span·class="p"·data-group-id="8157422107-11">]</span><span·class="w"> |
| 178 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id=" | 178 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="8157422107-12">[</span><span·class="mf">38.55</span><span·class="p"·data-group-id="8157422107-12">]</span><span·class="w"> |
| 179 | ·····································</span><span·class="mi">83</span><span·class="w">············</span><span·class="p"·data-group-id=" | 179 | ·····································</span><span·class="mi">83</span><span·class="w">············</span><span·class="p"·data-group-id="8157422107-13">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="8157422107-13">]</span><span·class="w"> |
| 180 | </span><span·class="ss">ok</span></code></pre><p>However,·it·is·possible·to·limit·the·trace·to·specific·functions·or·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 180 | </span><span·class="ss">ok</span></code></pre><p>However,·it·is·possible·to·limit·the·trace·to·specific·functions·or·modules:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="8054457807-1">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="8054457807-2">(</span><span·class="p"·data-group-id="8054457807-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">lists</s[·...·truncated·by·diffoscope;·len:·246,·SHA:·28a37745da944885083e8de654fc8a2efedf7f3e39891dac0d128c63af891729·...·]07-3">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 181 | ·················</span><span·class="p"·data-group-id=" | 181 | ·················</span><span·class="p"·data-group-id="8054457807-4">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">pattern</span><span·class="w"[·...·truncated·by·diffoscope;·len:·557,·SHA:·699a82d983cd5ef7393695096f0033a1573344cb8abf54a815f1d7d12c41dfa4·...·]07-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.98</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> | 182 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.98</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">··</span><span·class="o">--</span><span·class="w">··</span><span·class="mf">100.00</span><span·class="c1">%·of·total·***·</span><span·class="w"> |
| 183 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 183 | </span><span·class="n">FUNCTION</span><span·class="w">··········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="8054457807-7">[</span><span·class="w">·····</span><span·class="c1">%]</span><span·class="w"> |
| 184 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id=" | 184 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·····</span><span·class="mi">32</span><span·class="w">······</span><span·class="mf">6.40</span><span·class="w">··</span><span·class="p"·data-group-id="8054457807-8">[</span><span·class="mf">100.00</span><span·class="p"·data-group-id="8054457807-8">]</span><span·class="w"> |
| 185 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id=" | 185 | ····························</span><span·class="mi">32</span><span·class="w">············</span><span·class="p"·data-group-id="8054457807-9">[</span><span·class="w">·</span><span·class="mf">100.0</span><span·class="p"·data-group-id="8054457807-9">]</span><span·class="w"> |
| 186 | </span><span·class="ss">ok</span></code></pre><p>Ad-hoc·profiling·results·can·be·printed·in·a·few·different·ways.·The·following | 186 | </span><span·class="ss">ok</span></code></pre><p>Ad-hoc·profiling·results·can·be·printed·in·a·few·different·ways.·The·following |
| 187 | examples·use·the·<code·class="inline">test</code>·module·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 187 | examples·use·the·<code·class="inline">test</code>·module·defined·like·this:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="9308506228-1">(</span><span·class="ss">test</span><span·class="p"·data-group-id="9308506228-1">)</span><span·class="p">.</span><span·class="w"> |
| 188 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 188 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="9308506228-2">(</span><span·class="p"·data-group-id="9308506228-3">[</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="p"·data-group-id="9308506228-3">]</span><span·class="p"·data-group-id="9308506228-2">)</span><span·class="p">.</span><span·class="w"> |
| 189 | </span><span·class="nf">test_spawn</span><span·class="p"·data-group-id=" | 189 | </span><span·class="nf">test_spawn</span><span·class="p"·data-group-id="9308506228-4">(</span><span·class="p"·data-group-id="9308506228-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 190 | ····</span><span·class="p"·data-group-id=" | 190 | ····</span><span·class="p"·data-group-id="9308506228-5">{</span><span·class="n">Pid</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p"·data-group-id="9308506228-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·cl[·...·truncated·by·diffoscope;·len:·691,·SHA:·e10d1f9022bbe247681440e941e042ca29d71e658bf6875aabf25f19da204a9d·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 191 | ····</span><span·class="k">receive</span><span·class="w"> | 191 | ····</span><span·class="k">receive</span><span·class="w"> |
| 192 | ········</span><span·class="p"·data-group-id=" | 192 | ········</span><span·class="p"·data-group-id="9308506228-9">{</span><span·class="ss">'DOWN'</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MRef</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">process</span><span·class="p">,</span><span·class="w">·<[·...·truncated·by·diffoscope;·len:·151,·SHA:·83264acf61f0ac8d0ea98e962157fe54fabb78ab92a004f2709ece401af72689·...·]-9">}</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 193 | ············</span><span·class="ss">done</span><span·class="w"> | 193 | ············</span><span·class="ss">done</span><span·class="w"> |
| 194 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>By·default·per-process·statistics·is·shown:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 194 | ····</span><span·class="k">end</span><span·class="p">.</span></code></pre><p>By·default·per-process·statistics·is·shown:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="7280768695-1">(</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">test_spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7280768695-2">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·365,·SHA:·80c1f44aedc5a9f8ad42587c16d1fa58c434690e0fb133249784d85aa0e09c8b·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.176</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 195 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.176</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 196 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 196 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="7280768695-4">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 197 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 197 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="7280768695-5">[</span><span·class="w">·</span><span·class="mf">9.09</span><span·class="p"·data-group-id="7280768695-5">]</span><span·class="w"> |
| 198 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 198 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="7280768695-6">[</span><span·class="mf">27.27</span><span·class="p"·data-group-id="7280768695-6">]</span><span·class="w"> |
| 199 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 199 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="7280768695-7">[</span><span·class="mf">63.64</span><span·class="p"·data-group-id="7280768695-7">]</span><span·class="w"> |
| 200 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id=" | 200 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id="7280768695-8">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="7280768695-8">]</span><span·class="w"> |
| 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.177</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 201 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.177</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 202 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 202 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="7280768695-9">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 203 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 203 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="7280768695-10">[</span><span·class="w">·</span><span·class="mf">9.86</span><span·class="p"·data-group-id="7280768695-10">]</span><span·class="w"> |
| 204 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 204 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="7280768695-11">[</span><span·class="mf">90.14</span><span·class="p"·data-group-id="7280768695-11">]</span><span·class="w"> |
| 205 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id=" | 205 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id="7280768695-12">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="7280768695-12">]</span></code></pre><p>The·following·example·prints·the·combined·memory·allocation·of·all |
| 206 | processes,·sorted·by·the·total·number·of·allocated·words·in·descending | 206 | processes,·sorted·by·the·total·number·of·allocated·words·in·descending |
| 207 | order:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 207 | order:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="9064333797-1">(</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">test_spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9064333797-2">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·df7b59411d30498404f47a3ef763e79a264cce6ef057d635769e722f8f9e3bda·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 208 | ·················</span><span·class="p"·data-group-id=" | 208 | ·················</span><span·class="p"·data-group-id="9064333797-3">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">report</span><span·class="w">[·...·truncated·by·diffoscope;·len:·560,·SHA:·b5399d682b683da60d17af8dc51b10e318a8e10cc411b185f0ecaa46c5f442df·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 209 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 209 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="9064333797-6">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 210 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">············</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="9064333797-7">[</span><span·class="mf">68.82</span><span·class="p"·data-group-id="9064333797-7">]</span><span·class="w"> |
| 211 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 211 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="9064333797-8">[</span><span·class="mf">15.05</span><span·class="p"·data-group-id="9064333797-8">]</span><span·class="w"> |
| 212 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 212 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="9064333797-9">[</span><span·class="w">·</span><span·class="mf">7.53</span><span·class="p"·data-group-id="9064333797-9">]</span><span·class="w"> |
| 213 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 213 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="9064333797-10">[</span><span·class="w">·</span><span·class="mf">6.45</span><span·class="p"·data-group-id="9064333797-10">]</span><span·class="w"> |
| 214 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 214 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="9064333797-11">[</span><span·class="w">·</span><span·class="mf">2.15</span><span·class="p"·data-group-id="9064333797-11">]</span><span·class="w"> |
| 215 | ··································</span><span·class="mi">93</span><span·class="w">············</span><span·class="p"·data-group-id=" | 215 | ··································</span><span·class="mi">93</span><span·class="w">············</span><span·class="p"·data-group-id="9064333797-12">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="9064333797-12">]</span></code></pre><p>The·profiling·data·can·also·be·collected·for·further·inspection:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·un[·...·truncated·by·diffoscope;·len:·438,·SHA:·35971af76ac0ffda498499641f8fd799338b0f30065e4cec8954dc596210e407·...·]-2">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="p">,</span><span·class="w"> |
| 216 | ·······································</span><span·class="p"·data-group-id=" | 216 | ·······································</span><span·class="p"·data-group-id="8304802999-3">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">report</span><span·class="w">[·...·truncated·by·diffoscope;·len:·184,·SHA:·5ed869f82494216dbdde479155c6faf49fa0136a87e6389278569b6520ab60ae·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 217 | </span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span><span·class="gp·unselectable"> | 217 | </span><span·class="o"><</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="o">></span><span·class="gp·unselectable"> |
| 218 | 4>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 218 | 4>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="8304802999-4">(</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">inspect</span><span·class="p"·data-group-id="8304802999-5">(</span><span·class="n">ProfileData</span><span·class="p">,</span><span·class="w">·</span><span·class="ss[·...·truncated·by·diffoscope;·len:·377,·SHA:·bce44677c129842f470d6f5409525812311a7d645753d6614b5fb3c98e1e126e·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 219 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.223</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 219 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.223</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">23.66</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 220 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 220 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="8304802999-7">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 221 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 221 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="8304802999-8">[</span><span·class="mf">63.64</span><span·class="p"·data-group-id="8304802999-8">]</span><span·class="w"> |
| 222 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 222 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="8304802999-9">[</span><span·class="mf">27.27</span><span·class="p"·data-group-id="8304802999-9">]</span><span·class="w"> |
| 223 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="8304802999-10">[</span><span·class="w">·</span><span·class="mf">9.09</span><span·class="p"·data-group-id="8304802999-10">]</span><span·class="w"> |
| 224 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id=" | 224 | ··································</span><span·class="mi">22</span><span·class="w">············</span><span·class="p"·data-group-id="8304802999-11">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="8304802999-11">]</span><span·class="w"> |
| 225 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.224</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 225 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.224</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">76.34</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 226 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 226 | </span><span·class="n">FUNCTION</span><span·class="w">···········</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="8304802999-12">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 227 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">seq_loop</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">·······</span><span·class="mi">9</span><span·class="w">·····</span><span·class="mi">64</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="8304802999-13">[</span><span·class="mf">90.14</span><span·class="p"·data-group-id="8304802999-13">]</span><span·class="w"> |
| 228 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">apply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">7</span><span·class="w">·········</span><span·class="mi">7</span><span·class="w">··</span><span·class="p"·data-group-id="8304802999-14">[</span><span·class="w">·</span><span·class="mf">9.86</span><span·class="p"·data-group-id="8304802999-14">]</span><span·class="w"> |
| 229 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id=" | 229 | ·····························</span><span·class="mi">71</span><span·class="w">············</span><span·class="p"·data-group-id="8304802999-15">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="8304802999-15">]</span></code></pre><p>Which·processes·that·are·profiled·depends·on·the·profiling·type.</p><ul><li><p><code·class="inline">call_count</code>·(default)·counts·calls·in·all·processes.</p></li><li><p><code·class="inline">call_time</code>·and·<code·class="inline">call_memory</code>·limits·the·profiling·to·the·processes |
| 230 | spawned·from·the·user-provided·function·(using·the·<code·class="inline">set_on_spawn</code> | 230 | spawned·from·the·user-provided·function·(using·the·<code·class="inline">set_on_spawn</code> |
| 231 | option·for·<a·href="../../../../lib/kernel-10.2.3/doc/html/trace.html#process/4"><code·class="inline">trace:process/4</code></a>).</p></li></ul><p><code·class="inline">call_time</code>·and·<code·class="inline">call_memory</code>·can·be·restricted·to·profile·a·single·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id=" | 231 | option·for·<a·href="../../../../lib/kernel-10.2.3/doc/html/trace.html#process/4"><code·class="inline">trace:process/4</code></a>).</p></li></ul><p><code·class="inline">call_time</code>·and·<code·class="inline">call_memory</code>·can·be·restricted·to·profile·a·single·process:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="7015697008-1">(</span><span·class="ss">test</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">test_spawn</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="7015697008-2">[</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·ee38fe718bef0ef971c42b2aa135306a4b3e14f30ad6301a7f81ba9c1017093e·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 232 | ·················</span><span·class="p"·data-group-id=" | 232 | ·················</span><span·class="p"·data-group-id="7015697008-3">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">set_on_spawn</span><span·clas[·...·truncated·by·diffoscope;·len:·189,·SHA:·4149b6477c28a64da8a7e73de8e74dc2dfb0470d88f58bf84a521540f3887a41·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 233 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.183</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">100.00</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 233 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.183</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">100.00</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 234 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 234 | </span><span·class="n">FUNCTION</span><span·class="w">················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="7015697008-4">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 235 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 235 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_monitor</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="7015697008-5">[</span><span·class="w">·</span><span·class="mf">9.09</span><span·class="p"·data-group-id="7015697008-5">]</span><span·class="w"> |
| 236 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 236 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">spawn_opt</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="7015697008-6">[</span><span·class="mf">27.27</span><span·class="p"·data-group-id="7015697008-6">]</span><span·class="w"> |
| 237 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id=" | 237 | </span><span·class="nc">test</span><span·class="p">:</span><span·class="ss">test_spawn</span><span·class="p">/</span><span·class="mi">0</span><span·class="w">···········</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">14</span><span·class="w">········</span><span·class="mi">14</span><span·class="w">··</span><span·class="p"·data-group-id="7015697008-7">[</span><span·class="mf">63.64</span><span·class="p"·data-group-id="7015697008-7">]</span></code></pre><p><a·href=""·id="pg_example"></a></p><p>Erlang·programs·can·perform·expensive·operations·in·other·processes |
| 238 | than·the·original·one.·You·can·include·multiple,·new,·or·even·all | 238 | than·the·original·one.·You·can·include·multiple,·new,·or·even·all |
| 239 | processes·in·the·trace·when·measuring·time·or·memory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">pg</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id=" | 239 | processes·in·the·trace·when·measuring·time·or·memory:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">7>·</span><span·class="nc">pg</span><span·class="p">:</span><span·class="nf">start_link</span><span·class="p"·data-group-id="7662294209-1">(</span><span·class="p"·data-group-id="7662294209-1">)</span><span·class="p">.</span><span·class="w"> |
| 240 | </span><span·class="p"·data-group-id=" | 240 | </span><span·class="p"·data-group-id="7662294209-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.252</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="7662294209-2">}</span><span·class="gp·unselectable"> |
| 241 | 8>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="9682586359-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="9682586359-4">(</span><span·class="p"·data-group-id="9682586359-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">pg</span><span·class="p">:</span><span·class="nf">join</span><span·class="p"·data-group-id="9682586359-5">(</span><span·class="ss">group</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">self</span><span·class="p"·data-group-id="9682586359-6">(</span><span·class="p"·data-group-id="9682586359-6">)</span><span·class="p"·data-group-id="9682586359-5">)</span><span·class="w">·</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | ||
| 242 | 241 | 8>·</span><span·class="nc">tprof</span><span·class="p">:</span><span·class="nf">profile</span><span·class="p"·data-group-id="7662294209-3">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="7662294209-4">(</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·565,·SHA:·537f7cc1cfb93363bf804dab681ad0ca4f2b70d66d2e536f2df848dff98956d4·...·]</span><span·class="w"> | |
| 242 | ·················</span><span·class="p"·data-group-id="7662294209-7">#{</span><span·class="ss">type</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="ss">call_memory</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">rootset</span><span·class="w">·</span><span·class="p">=></span><span·class="w">·</span><span·class="p"·data-group-id="7662294209-8">[</span><span·class="ss">pg</span><span·class="p"·data-group-id="7662294209-8">]</span><span·class="p"·data-group-id="7662294209-7">}</span><span·class="p"·data-group-id="7662294209-3">)</span><span·class="p">.</span><span·class="w"> | ||
| 243 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.252</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">52.86</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 243 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.252</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">52.86</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 244 | </span><span·class="n">FUNCTION</span><span·class="w">······················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 244 | </span><span·class="n">FUNCTION</span><span·class="w">······················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-9">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 245 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">leave_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 245 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">leave_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">2</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-10">[</span><span·class="w">·</span><span·class="mf">1.80</span><span·class="p"·data-group-id="7662294209-10">]</span><span·class="w"> |
| 246 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">reply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 246 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">reply</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-11">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="7662294209-11">]</span><span·class="w"> |
| 247 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 247 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-12">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="7662294209-12">]</span><span·class="w"> |
| 248 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_handle_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 248 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_handle_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">······</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-13">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="7662294209-13">]</span><span·class="w"> |
| 249 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_dispatch</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 249 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">try_dispatch</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-14">[</span><span·class="w">·</span><span·class="mf">2.70</span><span·class="p"·data-group-id="7662294209-14">]</span><span·class="w"> |
| 250 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">iterator</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">···················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 250 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">iterator</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">···················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-15">[</span><span·class="w">·</span><span·class="mf">3.60</span><span·class="p"·data-group-id="7662294209-15">]</span><span·class="w"> |
| 251 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">take</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id=" | 251 | </span><span·class="nc">maps</span><span·class="p">:</span><span·class="ss">take</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">·······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">6</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-16">[</span><span·class="w">·</span><span·class="mf">5.41</span><span·class="p"·data-group-id="7662294209-16">]</span><span·class="w"> |
| 252 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 252 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local_update_ets</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-17">[</span><span·class="w">·</span><span·class="mf">7.21</span><span·class="p"·data-group-id="7662294209-17">]</span><span·class="w"> |
| 253 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 253 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-18">[</span><span·class="w">·</span><span·class="mf">7.21</span><span·class="p"·data-group-id="7662294209-18">]</span><span·class="w"> |
| 254 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id=" | 254 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">9</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-19">[</span><span·class="w">·</span><span·class="mf">8.11</span><span·class="p"·data-group-id="7662294209-19">]</span><span·class="w"> |
| 255 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id=" | 255 | </span><span·class="nc">gen_server</span><span·class="p">:</span><span·class="ss">loop</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">9</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-20">[</span><span·class="w">·</span><span·class="mf">8.11</span><span·class="p"·data-group-id="7662294209-20">]</span><span·class="w"> |
| 256 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">lookup</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">······················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id=" | 256 | </span><span·class="nc">ets</span><span·class="p">:</span><span·class="ss">lookup</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">······················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-21">[</span><span·class="w">·</span><span·class="mf">9.01</span><span·class="p"·data-group-id="7662294209-21">]</span><span·class="w"> |
| 257 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">11</span><span·class="w">········</span><span·class="mi">11</span><span·class="w">··</span><span·class="p"·data-group-id=" | 257 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join_local</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">11</span><span·class="w">········</span><span·class="mi">11</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-22">[</span><span·class="w">·</span><span·class="mf">9.91</span><span·class="p"·data-group-id="7662294209-22">]</span><span·class="w"> |
| 258 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">notify_group</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 258 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">notify_group</span><span·class="p">/</span><span·class="mi">5</span><span·class="w">·················</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-23">[</span><span·class="mf">14.41</span><span·class="p"·data-group-id="7662294209-23">]</span><span·class="w"> |
| 259 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">setelement</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 259 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">setelement</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">···············</span><span·class="mi">2</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-24">[</span><span·class="mf">14.41</span><span·class="p"·data-group-id="7662294209-24">]</span><span·class="w"> |
| 260 | ·······································</span><span·class="mi">111</span><span·class="w">············</span><span·class="p"·data-group-id=" | 260 | ·······································</span><span·class="mi">111</span><span·class="w">············</span><span·class="p"·data-group-id="7662294209-25">[</span><span·class="mf">100.0</span><span·class="p"·data-group-id="7662294209-25">]</span><span·class="w"> |
| 261 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.255</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">47.14</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> | 261 | </span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="o">*</span><span·class="w">·</span><span·class="n">Process</span><span·class="w">·</span><span·class="o"><</span><span·class="mf">0.255</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="w">····</span><span·class="o">--</span><span·class="w">·</span><span·class="mf">47.14</span><span·class="w">·</span><span·class="c1">%·of·total·allocations·***</span><span·class="w"> |
| 262 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id=" | 262 | </span><span·class="n">FUNCTION</span><span·class="w">···················</span><span·class="n">CALLS</span><span·class="w">··</span><span·class="n">WORDS</span><span·class="w">··</span><span·class="n">PER</span><span·class="w">·</span><span·class="n">CALL</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-26">[</span><span·class="w">····</span><span·class="c1">%]</span><span·class="w"> |
| 263 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 263 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">match_list</span><span·class="p">/</span><span·class="mi">6</span><span·class="w">··········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-27">[</span><span·class="w">·</span><span·class="mf">3.03</span><span·class="p"·data-group-id="7662294209-27">]</span><span·class="w"> |
| 264 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">···············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 264 | </span><span·class="nc">erlang</span><span·class="p">:</span><span·class="nb">monitor</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">···············</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">3</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-28">[</span><span·class="w">·</span><span·class="mf">3.03</span><span·class="p"·data-group-id="7662294209-28">]</span><span·class="w"> |
| 265 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 265 | </span><span·class="nc">lists</span><span·class="p">:</span><span·class="ss">reverse</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">················</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-29">[</span><span·class="w">·</span><span·class="mf">4.04</span><span·class="p"·data-group-id="7662294209-29">]</span><span·class="w"> |
| 266 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id=" | 266 | </span><span·class="nc">pg</span><span·class="p">:</span><span·class="ss">join</span><span·class="p">/</span><span·class="mi">3</span><span·class="w">······················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">4</span><span·class="w">·········</span><span·class="mi">4</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-30">[</span><span·class="w">·</span><span·class="mf">4.04</span><span·class="p"·data-group-id="7662294209-30">]</span><span·class="w"> |
| 267 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">add_bindings</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id=" | 267 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">add_bindings</span><span·class="p">/</span><span·class="mi">2</span><span·class="w">········</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">5</span><span·class="w">·········</span><span·class="mi">5</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-31">[</span><span·class="w">·</span><span·class="mf">5.05</span><span·class="p"·data-group-id="7662294209-31">]</span><span·class="w"> |
| 268 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id=" | 268 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">do_apply</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">············</span><span·class="mi">2</span><span·class="w">······</span><span·class="mi">6</span><span·class="w">·········</span><span·class="mi">3</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-32">[</span><span·class="w">·</span><span·class="mf">6.06</span><span·class="p"·data-group-id="7662294209-32">]</span><span·class="w"> |
| 269 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·····················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id=" | 269 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">·····················</span><span·class="mi">1</span><span·class="w">······</span><span·class="mi">8</span><span·class="w">·········</span><span·class="mi">8</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-33">[</span><span·class="w">·</span><span·class="mf">8.08</span><span·class="p"·data-group-id="7662294209-33">]</span><span·class="w"> |
| 270 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id=" | 270 | </span><span·class="nc">erl_eval</span><span·class="p">:</span><span·class="ss">expr_list</span><span·class="p">/</span><span·class="mi">7</span><span·class="w">···········</span><span·class="mi">4</span><span·class="w">·····</span><span·class="mi">10</span><span·class="w">·········</span><span·class="mi">2</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-34">[</span><span·class="mf">10.10</span><span·class="p"·data-group-id="7662294209-34">]</span><span·class="w"> |
| 271 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">do_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">········</span><span·class="mi">16</span><span·class="w">··</span><span·class="p"·data-group-id=" | 271 | </span><span·class="nc">gen</span><span·class="p">:</span><span·class="ss">do_call</span><span·class="p">/</span><span·class="mi">4</span><span·class="w">··················</span><span·class="mi">1</span><span·class="w">·····</span><span·class="mi">16</span><span·class="w">········</span><span·class="mi">16</span><span·class="w">··</span><span·class="p"·data-group-id="7662294209-35">[</span><span·class="mf">16.16</span><span·class="p"·data-group-id="7662294209-35">]</span><span·class="w"> |
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| 3576 | ······<p·class="built-using"> | 3576 | ······<p·class="built-using"> |
| 3577 | ········Built·using | 3577 | ········Built·using |
| 3578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3580 | ······</p> | 3580 | ······</p> |
| 3581 | <p>Copyright·©·1996-202 | 3581 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3582 | ····</footer> | 3582 | ····</footer> |
| 3583 | ··</div> | 3583 | ··</div> |
| 3584 | </main> | 3584 | </main> |
| 3585 | </div> | 3585 | </div> |
| 3586 | <script> | 3586 | <script> |
| 3587 | ··function·mermaidLoaded()·{ | 3587 | ··function·mermaidLoaded()·{ |
| 3588 | ····mermaid.initialize({ | 3588 | ····mermaid.initialize({ |
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| 136 | reading;·not·all·of·the·concepts·used·are·explained,·and·it·is·assumed·that·the | 136 | reading;·not·all·of·the·concepts·used·are·explained,·and·it·is·assumed·that·the |
| 137 | <a·href="xref.html">reference·manual</a>·has·been·at·least·skimmed.</p><h2·id="module-check"·class="section-heading"> | 137 | <a·href="xref.html">reference·manual</a>·has·been·at·least·skimmed.</p><h2·id="module-check"·class="section-heading"> |
| 138 | ··<a·href="#module-check"·class="hover-link"> | 138 | ··<a·href="#module-check"·class="hover-link"> |
| 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 139 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 140 | ··</a> | 140 | ··</a> |
| 141 | ··<span·class="text">Module·Check</span> | 141 | ··<span·class="text">Module·Check</span> |
| 142 | </h2> | 142 | </h2> |
| 143 | <p>Assume·we·want·to·check·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 143 | <p>Assume·we·want·to·check·the·following·module:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4087531521-1">(</span><span·class="ss">my_module</span><span·class="p"·data-group-id="4087531521-1">)</span><span·class="p">.</span><span·class="w"> |
| 144 | </span><span·class="w"> | 144 | </span><span·class="w"> |
| 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 145 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4087531521-2">(</span><span·class="p"·data-group-id="4087531521-3">[</span><span·class="ss">t</span><span·class="p">/</span><span·class="mi">1</span><span·class="p"·data-group-id="4087531521-3">]</span><span·class="p"·data-group-id="4087531521-2">)</span><span·class="p">.</span><span·class="w"> |
| 146 | </span><span·class="nf">t</span><span·class="p"·data-group-id=" | 146 | </span><span·class="nf">t</span><span·class="p"·data-group-id="4087531521-4">(</span><span·class="n">A</span><span·class="p"·data-group-id="4087531521-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 147 | ··</span><span·class="nc">my_module</span><span·class="p">:</span><span·class="nf">t2</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="nc">my_module</span><span·class="p">:</span><span·class="nf">t2</span><span·class="p"·data-group-id="4087531521-5">(</span><span·class="n">A</span><span·class="p"·data-group-id="4087531521-5">)</span><span·class="p">.</span><span·class="w"> |
| 148 | </span><span·class="nf">t2</span><span·class="p"·data-group-id=" | 148 | </span><span·class="nf">t2</span><span·class="p"·data-group-id="4087531521-6">(</span><span·class="p">_</span><span·class="p"·data-group-id="4087531521-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 149 | ··</span><span·class="ss">true</span><span·class="p">.</span></code></pre><p>Cross·reference·data·are·read·from·BEAM·files,·so·the·first·step·when·checking | 149 | ··</span><span·class="ss">true</span><span·class="p">.</span></code></pre><p>Cross·reference·data·are·read·from·BEAM·files,·so·the·first·step·when·checking |
| 150 | an·edited·module·is·to·compile·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">c</span><span·class="p"·data-group-id=" | 150 | an·edited·module·is·to·compile·it:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nf">c</span><span·class="p"·data-group-id="5168396225-1">(</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">debug_info</span><span·class="p"·data-group-id="5168396225-1">)</span><span·class="p">.</span><span·class="w"> |
| 151 | </span><span·class="p">.</span><span·class="o">/</span><span·class="ss">my_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">10</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">t2</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">unused</span><span·class="w"> | 151 | </span><span·class="p">.</span><span·class="o">/</span><span·class="ss">my_module</span><span·class="p">.</span><span·class="nc">erl</span><span·class="p">:</span><span·class="mi">10</span><span·class="p">:</span><span·class="w">·</span><span·class="n">Warning</span><span·class="p">:</span><span·class="w">·</span><span·class="ss">function</span><span·class="w">·</span><span·class="ss">t2</span><span·class="p">/</span><span·class="mi">1</span><span·class="w">·</span><span·class="ss">is</span><span·class="w">·</span><span·class="ss">unused</span><span·class="w"> |
| 152 | </span><span·class="p"·data-group-id=" | 152 | </span><span·class="p"·data-group-id="5168396225-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">my_module</span><span·class="p"·data-group-id="5168396225-2">}</span></code></pre><p>The·<code·class="inline">debug_info</code>·option·ensures·that·the·BEAM·file·contains·debug·information, |
| 153 | which·makes·it·possible·to·find·unused·local·functions.</p><p>The·module·can·now·be·checked·for·calls·to | 153 | which·makes·it·possible·to·find·unused·local·functions.</p><p>The·module·can·now·be·checked·for·calls·to |
| 154 | <a·href="xref.html#deprecated_function">deprecated·functions</a>,·calls·to | 154 | <a·href="xref.html#deprecated_function">deprecated·functions</a>,·calls·to |
| 155 | <a·href="xref.html#undefined_function">undefined·functions</a>,·and·for·unused·local | 155 | <a·href="xref.html#undefined_function">undefined·functions</a>,·and·for·unused·local |
| 156 | functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">m</span><span·class="p"·data-group-id=" | 156 | functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">m</span><span·class="p"·data-group-id="5786063207-1">(</span><span·class="ss">my_module</span><span·class="p"·data-group-id="5786063207-1">)</span><span·class="w"> |
| 157 | </span><span·class="p"·data-group-id=" | 157 | </span><span·class="p"·data-group-id="5786063207-2">[</span><span·class="p"·data-group-id="5786063207-3">{</span><span·class="ss">deprecated</span><span·class="p">,</span><span·class="p"·data-group-id="5786063207-4">[</span><span·class="p"·data-group-id="5786063207-4">]</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·24,·SHA:·853d5bb5f6db27c9357f7e4a7f9f071b78938fe04b2dc68af0065156c2e86cd8·...·]-3">}</span><span·class="p">,</span><span·class="w"> |
| 158 | ·</span><span·class="p"·data-group-id=" | 158 | ·</span><span·class="p"·data-group-id="5786063207-5">{</span><span·class="ss">undefined</span><span·class="p">,</span><span·class="p"·data-group-id="5786063207-6">[</span><span·class="p"·data-group-id="5786063207-7">{</span><span·class="p"·data-group-id="5786063207-8">{</span><span·class="ss">m[·...·truncated·by·diffoscope;·len:·575,·SHA:·bf40c33342fcf71408389e06aa70e7e70130c2e8b53493a5e10d64ddd06568bf·...·]-5">}</span><span·class="p">,</span><span·class="w"> |
| 159 | ·</span><span·class="p"·data-group-id=" | 159 | ·</span><span·class="p"·data-group-id="5786063207-10">{</span><span·class="ss">unused</span><span·class="p">,</span><span·class="p"·data-group-id="5786063207-11">[</span><span·class="p"·data-group-id="5786063207-12">{</span><span·class="ss">my_module</span><span·class="p">,</span><span·class="s[·...·truncated·by·diffoscope;·len:·264,·SHA:·c5038e5eae43e2ec70f53bc39f9fe95c39869a883668f9fddb98aaa4192286fc·...·]-2">]</span></code></pre><p><code·class="inline">m/1</code>·is·also·suitable·for·checking·that·the·BEAM·file·of·a·module·that·is·about |
| 160 | to·be·loaded·into·a·running·a·system·does·not·call·any·undefined·functions.·In | 160 | to·be·loaded·into·a·running·a·system·does·not·call·any·undefined·functions.·In |
| 161 | either·case,·the·code·path·of·the·code·server·(see·the·module·<code·class="inline">code</code>)·is·used | 161 | either·case,·the·code·path·of·the·code·server·(see·the·module·<code·class="inline">code</code>)·is·used |
| 162 | for·finding·modules·that·export·externally·called·functions·not·exported·by·the | 162 | for·finding·modules·that·export·externally·called·functions·not·exported·by·the |
| 163 | checked·module·itself,·so·called·<a·href="xref.html#library_module">library·modules</a>.</p><h2·id="predefined-analysis"·class="section-heading"> | 163 | checked·module·itself,·so·called·<a·href="xref.html#library_module">library·modules</a>.</p><h2·id="predefined-analysis"·class="section-heading"> |
| 164 | ··<a·href="#predefined-analysis"·class="hover-link"> | 164 | ··<a·href="#predefined-analysis"·class="hover-link"> |
| 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 165 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 166 | ··</a> | 166 | ··</a> |
| 167 | ··<span·class="text">Predefined·Analysis</span> | 167 | ··<span·class="text">Predefined·Analysis</span> |
| 168 | </h2> | 168 | </h2> |
| 169 | <p>In·the·last·example·the·module·to·analyze·was·given·as·an·argument·to·<code·class="inline">m/1</code>,·and | 169 | <p>In·the·last·example·the·module·to·analyze·was·given·as·an·argument·to·<code·class="inline">m/1</code>,·and |
| 170 | the·code·path·was·(implicitly)·used·as·<a·href="xref.html#library_path">library·path</a>.·In | 170 | the·code·path·was·(implicitly)·used·as·<a·href="xref.html#library_path">library·path</a>.·In |
| 171 | this·example·an·<a·href="xref.html#xref_server">xref·server</a>·will·be·used,·which·makes·it | 171 | this·example·an·<a·href="xref.html#xref_server">xref·server</a>·will·be·used,·which·makes·it |
| 172 | possible·to·analyze·applications·and·releases,·and·also·to·select·the·library | 172 | possible·to·analyze·applications·and·releases,·and·also·to·select·the·library |
| 173 | path·explicitly.</p><p>Each·Xref·server·is·referred·to·by·a·unique·name.·The·name·is·given·when | 173 | path·explicitly.</p><p>Each·Xref·server·is·referred·to·by·a·unique·name.·The·name·is·given·when |
| 174 | creating·the·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 174 | creating·the·server:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">1>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="6818199215-1">(</span><span·class="ss">s</span><span·class="p"·data-group-id="6818199215-1">)</span><span·class="p">.</span><span·class="w"> |
| 175 | </span><span·class="p"·data-group-id=" | 175 | </span><span·class="p"·data-group-id="6818199215-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="o"><</span><span·class="mf">0.27</span><span·class="p">.</span><span·class="mi">0</span><span·class="o">></span><span·class="p"·data-group-id="6818199215-2">}</span></code></pre><p>Next·the·system·to·be·analyzed·is·added·to·the·Xref·server.·Here·the·system·will |
| 176 | be·OTP,·so·no·library·path·will·be·needed.·Otherwise,·when·analyzing·a·system | 176 | be·OTP,·so·no·library·path·will·be·needed.·Otherwise,·when·analyzing·a·system |
| 177 | that·uses·OTP,·the·OTP·modules·are·typically·made·library·modules·by·setting·the | 177 | that·uses·OTP,·the·OTP·modules·are·typically·made·library·modules·by·setting·the |
| 178 | library·path·to·the·default·OTP·code·path·(or·to·<code·class="inline">code_path</code>,·see·the | 178 | library·path·to·the·default·OTP·code·path·(or·to·<code·class="inline">code_path</code>,·see·the |
| 179 | <a·href="xref.html#code_path">reference·manual</a>).·By·default,·the·names·of·read·BEAM | 179 | <a·href="xref.html#code_path">reference·manual</a>).·By·default,·the·names·of·read·BEAM |
| 180 | files·and·warnings·are·output·when·adding·analyzed·modules,·but·these·messages | 180 | files·and·warnings·are·output·when·adding·analyzed·modules,·but·these·messages |
| 181 | can·be·avoided·by·setting·default·values·of·some·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">set_default</span><span·class="p"·data-group-id=" | 181 | can·be·avoided·by·setting·default·values·of·some·options:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">2>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">set_default</span><span·class="p"·data-group-id="3046461053-1">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3046461053-2">[</span><span·class="p"·data-group-id="3046461053-3">{</span><span·class="ss">verbose</span><span·class="p">,</span>[·...·truncated·by·diffoscope;·len:·415,·SHA:·32bc924480d40c067e10593c6ac372d3d5fd439214feefe66aeefc83525977c4·...·]-1">)</span><span·class="p">.</span><span·class="w"> |
| 182 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> | 182 | </span><span·class="ss">ok</span><span·class="gp·unselectable"> |
| 183 | 3>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id=" | 183 | 3>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id="3046461053-5">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">lib_dir</span><span·class="p"·data-group-id="3046461053-6">(</span><span·class="p"·data-grou[·...·truncated·by·diffoscope;·len:·326,·SHA:·690094a2ebb5d3bcd661a38604f7a24db270a802d8485d7f65c73a1f23fb0f48·...·]-5">)</span><span·class="p">.</span><span·class="w"> |
| 184 | </span><span·class="p"·data-group-id=" | 184 | </span><span·class="p"·data-group-id="3046461053-8">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="ss">otp</span><span·class="p"·data-group-id="3046461053-8">}</span></code></pre><p><code·class="inline">add_release/3</code>·assumes·that·all·subdirectories·of·the·library·directory |
| 185 | returned·by·<a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#lib_dir/0"><code·class="inline">code:lib_dir()</code></a>·contain·applications; | 185 | returned·by·<a·href="../../../../lib/kernel-10.2.3/doc/html/code.html#lib_dir/0"><code·class="inline">code:lib_dir()</code></a>·contain·applications; |
| 186 | the·effect·is·that·of·reading·all·BEAM·files·for·the·application.</p><p>It·is·now·easy·to·check·the·release·for·calls·to·undefined·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">analyze</span><span·class="p"·data-group-id=" | 186 | the·effect·is·that·of·reading·all·BEAM·files·for·the·application.</p><p>It·is·now·easy·to·check·the·release·for·calls·to·undefined·functions:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">analyze</span><span·class="p"·data-group-id="9370517778-1">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">undefined_function_calls</span><span·class="p"·data-group-id="9370517778-1">)</span><span·class="p">.</span><span·class="w"> |
| 187 | </span><span·class="p"·data-group-id=" | 187 | </span><span·class="p"·data-group-id="9370517778-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9370517778-3">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="9370[·...·truncated·by·diffoscope;·len:·457,·SHA:·65753d1c01f1ae3804b59cac78a5571f897f762947c00f11f25cfa0489a26990·...·]-1">)</span><span·class="p">.</span></code></pre><p>The·check·for·calls·to·undefined·functions·is·an·example·of·a·predefined |
| 188 | analysis,·probably·the·most·useful·one.·Other·examples·are·the·analyses·that | 188 | analysis,·probably·the·most·useful·one.·Other·examples·are·the·analyses·that |
| 189 | find·unused·local·functions,·or·functions·that·call·some·given·functions.·See | 189 | find·unused·local·functions,·or·functions·that·call·some·given·functions.·See |
| 190 | the·<a·href="xref.html#analyze">analyze/2,3</a>·functions·for·a·complete·list·of·predefined | 190 | the·<a·href="xref.html#analyze">analyze/2,3</a>·functions·for·a·complete·list·of·predefined |
| 191 | analyses.</p><p>Each·predefined·analysis·is·a·shorthand·for·a·<a·href="xref.html#query">query</a>,·a | 191 | analyses.</p><p>Each·predefined·analysis·is·a·shorthand·for·a·<a·href="xref.html#query">query</a>,·a |
| 192 | sentence·of·a·tiny·language·providing·cross·reference·data·as·values·of | 192 | sentence·of·a·tiny·language·providing·cross·reference·data·as·values·of |
| 193 | <a·href="xref.html#predefined_variable">predefined·variables</a>.·The·check·for·calls·to | 193 | <a·href="xref.html#predefined_variable">predefined·variables</a>.·The·check·for·calls·to |
| 194 | undefined·functions·can·thus·be·stated·as·a·query:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">q</span><span·class="p"·data-group-id="8 | 194 | undefined·functions·can·thus·be·stated·as·a·query:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">4>·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">q</span><span·class="p"·data-group-id="8800447097-1">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"(XC·-·UC)·||·(XU·-·X·-·B)"</span><span·class="p"·data-group-id="8800447097-1">)</span><span·class="p">.</span><span·class="w"> |
| 195 | </span><span·class="p"·data-group-id="8 | 195 | </span><span·class="p"·data-group-id="8800447097-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="p"·data-group-id="8800447097-3">[</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="8800447097-3">]</span><span·c[·...·truncated·by·diffoscope;·len:·32,·SHA:·fdfc4a24a94ee94286c055551baaabbe98ee39ad6cfb1ace08fb1cee7741b27d·...·]97-2">}</span></code></pre><p>The·query·asks·for·the·restriction·of·external·calls·except·the·unresolved·calls |
| 196 | to·calls·to·functions·that·are·externally·used·but·neither·exported·nor·built-in | 196 | to·calls·to·functions·that·are·externally·used·but·neither·exported·nor·built-in |
| 197 | functions·(the·<code·class="inline">||</code>·operator·restricts·the·used·functions·while·the·<code·class="inline">|</code>·operator | 197 | functions·(the·<code·class="inline">||</code>·operator·restricts·the·used·functions·while·the·<code·class="inline">|</code>·operator |
| 198 | restricts·the·calling·functions).·The·<code·class="inline">-</code>·operator·returns·the·difference·of·two | 198 | restricts·the·calling·functions).·The·<code·class="inline">-</code>·operator·returns·the·difference·of·two |
| 199 | sets,·and·the·<code·class="inline">+</code>·operator·to·be·used·below·returns·the·union·of·two·sets.</p><p>The·relationships·between·the·predefined·variables·<code·class="inline">XU</code>,·<code·class="inline">X</code>,·<code·class="inline">B</code>·and·a·few | 199 | sets,·and·the·<code·class="inline">+</code>·operator·to·be·used·below·returns·the·union·of·two·sets.</p><p>The·relationships·between·the·predefined·variables·<code·class="inline">XU</code>,·<code·class="inline">X</code>,·<code·class="inline">B</code>·and·a·few |
| 200 | others·are·worth·elaborating·upon.·The·reference·manual·mentions·two·ways·of | 200 | others·are·worth·elaborating·upon.·The·reference·manual·mentions·two·ways·of |
| 201 | expressing·the·set·of·all·functions,·one·that·focuses·on·how·they·are·defined: | 201 | expressing·the·set·of·all·functions,·one·that·focuses·on·how·they·are·defined: |
| 202 | <code·class="inline">X + L + B + U</code>,·and·one·that·focuses·on·how·they·are·used:·<code·class="inline">UU + LU + XU</code>.·The | 202 | <code·class="inline">X + L + B + U</code>,·and·one·that·focuses·on·how·they·are·used:·<code·class="inline">UU + LU + XU</code>.·The |
| Offset 220, 16 lines modified | Offset 220, 16 lines modified | ||
| 220 | </h2> | 220 | </h2> |
| 221 | <p>The·module·check·and·the·predefined·analyses·are·useful,·but·limited.·Sometimes | 221 | <p>The·module·check·and·the·predefined·analyses·are·useful,·but·limited.·Sometimes |
| 222 | more·flexibility·is·needed,·for·instance·one·might·not·need·to·apply·a·graph | 222 | more·flexibility·is·needed,·for·instance·one·might·not·need·to·apply·a·graph |
| 223 | analysis·on·all·calls,·but·some·subset·will·do·equally·well.·That·flexibility·is | 223 | analysis·on·all·calls,·but·some·subset·will·do·equally·well.·That·flexibility·is |
| 224 | provided·with·a·simple·language.·Below·are·some·expressions·of·the·language·with | 224 | provided·with·a·simple·language.·Below·are·some·expressions·of·the·language·with |
| 225 | comments,·focusing·on·elements·of·the·language·rather·than·providing·useful | 225 | comments,·focusing·on·elements·of·the·language·rather·than·providing·useful |
| 226 | examples.·The·analyzed·system·is·assumed·to·be·OTP,·so·in·order·to·run·the | 226 | examples.·The·analyzed·system·is·assumed·to·be·OTP,·so·in·order·to·run·the |
| 227 | queries,·first·evaluate·these·calls:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 227 | queries,·first·evaluate·these·calls:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="4156246716-1">(</span><span·class="ss">s</span><span·class="p"·data-group-id="4156246716-1">)</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">add_release</span><span·class="p"·data-group-id="4156246716-2">(</span><span·class="ss">s</span><span·class="p">,</span><span·class="w">·</span><span·class="nc">code</span><span·class="p">:</span><span·class="nf">root_dir</span><span·class="p"·data-group-id="4156246716-3">(</span><span·class="p"·data-gro[·...·truncated·by·diffoscope;·len:·70,·SHA:·005cfc5195e4c957c4347ea412d220b609579829cc97a1ee85e1995842071736·...·]-2">)</span><span·class="p">.</span></code></pre><ul><li><p><strong><code·class="inline">xref:q(s,·"(Fun)·xref·:·Mod").</code></strong>·-·All·functions·of·the·<code·class="inline">xref</code>·module.</p></li><li><p><strong><code·class="inline">xref:q(s,·"xref·:·Mod·*·X").</code></strong>·-·All·exported·functions·of·the·<code·class="inline">xref</code> |
| 229 | module.·The·first·operand·of·the·intersection·operator·<code·class="inline">*</code>·is·implicitly | 229 | module.·The·first·operand·of·the·intersection·operator·<code·class="inline">*</code>·is·implicitly |
| 230 | converted·to·the·more·special·type·of·the·second·operand.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(Mod)·tools").</code></strong>·-·All·modules·of·the·Tools·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·'"xref_.*"·:·Mod').</code></strong>·-·All·modules·with·a·name·beginning·with | 230 | converted·to·the·more·special·type·of·the·second·operand.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(Mod)·tools").</code></strong>·-·All·modules·of·the·Tools·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·'"xref_.*"·:·Mod').</code></strong>·-·All·modules·with·a·name·beginning·with |
| 231 | <code·class="inline">xref_</code>.</p></li><li><p><strong><code·class="inline">xref:q(s,·"#·E | X ").</code></strong>·-·Number·of·calls·from·exported·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC || L ").</code></strong>·-·All·external·calls·to·local·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC * LC").</code></strong>·-·All·calls·that·have·both·an·external·and·a·local | 231 | <code·class="inline">xref_</code>.</p></li><li><p><strong><code·class="inline">xref:q(s,·"#·E | X ").</code></strong>·-·Number·of·calls·from·exported·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC || L ").</code></strong>·-·All·external·calls·to·local·functions.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC * LC").</code></strong>·-·All·calls·that·have·both·an·external·and·a·local |
| 232 | version.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(LLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·local·calls·of·the | 232 | version.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(LLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·local·calls·of·the |
| 233 | last·example·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(XLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·external·calls·of | 233 | last·example·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"(XLin)·(LC·*·XC)").</code></strong>·-·The·lines·where·the·external·calls·of |
| 234 | the·example·before·last·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC·*·(ME·-·strict·ME)").</code></strong>·-·External·calls·within·some·module.</p></li><li><p><strong><code·class="inline">xref:q(s,·"E ||| kernel").</code></strong>·-·All·calls·within·the·Kernel·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·"closure E | kernel || kernel").</code></strong>·-·All·direct·and·indirect | 234 | the·example·before·last·are·made.</p></li><li><p><strong><code·class="inline">xref:q(s,·"XC·*·(ME·-·strict·ME)").</code></strong>·-·External·calls·within·some·module.</p></li><li><p><strong><code·class="inline">xref:q(s,·"E ||| kernel").</code></strong>·-·All·calls·within·the·Kernel·application.</p></li><li><p><strong><code·class="inline">xref:q(s,·"closure E | kernel || kernel").</code></strong>·-·All·direct·and·indirect |
| 235 | calls·within·the·Kernel·application.·Both·the·calling·and·the·used·functions | 235 | calls·within·the·Kernel·application.·Both·the·calling·and·the·used·functions |
| Offset 264, 26 lines modified | Offset 264, 26 lines modified | ||
| 264 | <code·class="inline">digraph</code>·representation·of·graphs)·has·to·be·explicitly·applied.</p><p>As·an·example·of·analyzing·indirect·calls,·the·following·Erlang·function·tries | 264 | <code·class="inline">digraph</code>·representation·of·graphs)·has·to·be·explicitly·applied.</p><p>As·an·example·of·analyzing·indirect·calls,·the·following·Erlang·function·tries |
| 265 | to·answer·the·question:·if·we·want·to·know·which·modules·are·used·indirectly·by | 265 | to·answer·the·question:·if·we·want·to·know·which·modules·are·used·indirectly·by |
| 266 | some·module(s),·is·it·worth·while·using·the | 266 | some·module(s),·is·it·worth·while·using·the |
| 267 | <a·href="xref.html#call_graph">function·graph</a>·rather·than·the·module·graph?·Recall·that | 267 | <a·href="xref.html#call_graph">function·graph</a>·rather·than·the·module·graph?·Recall·that |
| 268 | a·module·M1·is·said·to·call·a·module·M2·if·there·is·some·function·in·M1·that | 268 | a·module·M1·is·said·to·call·a·module·M2·if·there·is·some·function·in·M1·that |
| 269 | calls·some·function·in·M2.·It·would·be·nice·if·we·could·use·the·much·smaller | 269 | calls·some·function·in·M2.·It·would·be·nice·if·we·could·use·the·much·smaller |
| 270 | module·graph,·since·it·is·available·also·in·the·light·weight | 270 | module·graph,·since·it·is·available·also·in·the·light·weight |
| 271 | <code·class="inline">modules</code><a·href="xref.html#mode">mode</a>·of·Xref·servers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t</span><span·class="p"·data-group-id=" | 271 | <code·class="inline">modules</code><a·href="xref.html#mode">mode</a>·of·Xref·servers.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">t</span><span·class="p"·data-group-id="0320221520-1">(</span><span·class="n">S</span><span·class="p"·data-group-id="0320221520-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 272 | ··</span><span·class="p"·data-group-id=" | 272 | ··</span><span·class="p"·data-group-id="0320221520-2">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="p"·data-group-id="0320221520-2">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class[·...·truncated·by·diffoscope;·len:·285,·SHA:·b64f606b77b62d882b4a72c575132d1cdaa5caba7bc150794317ab854fd1a53c·...·]-3">)</span><span·class="p">,</span><span·class="w"> |
| 273 | ··</span><span·class="p"·data-group-id=" | 273 | ··</span><span·class="p"·data-group-id="0320221520-4">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ms</span><span·class="p"·data-group-id="0320221520-4">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·270,·SHA:·69ffa85cacb4f1c151395a46f768de3d3c474b270410650e8276922adcd63b6c·...·]-5">)</span><span·class="p">,</span><span·class="w"> |
| 274 | ··</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id=" | 274 | ··</span><span·class="n">Fun</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0320221520-6">(</span><span·class="n">M</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N</span><span·class="p"·data-group-id="0320221520-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 275 | ······</span><span·class="n">Q</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 275 | ······</span><span·class="n">Q</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">io_lib</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="0320221520-7">(</span><span·class="s">"#·(Mod)·(Eplus·|·</span><span·class="si">~p</span><span·class="s">·:·Mod)"</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0320221520-8">[</span><span·class="n">M</span><[·...·truncated·by·diffoscope;·len:·93,·SHA:·08c126adb5e47bb6b7cd2456aa93d59b6a1deef5a9eeaec0e03f7a5284702886·...·]-7">)</span><span·class="p">,</span><span·class="w"> |
| 276 | ······</span><span·class="p"·data-group-id=" | 276 | ······</span><span·class="p"·data-group-id="0320221520-9">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">N0</span><span·class="p"·data-group-id="0320221520-9">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·clas[·...·truncated·by·diffoscope;·len:·450,·SHA:·266f944b60fa7c096cdd6845bd78d23f2c3a7adc69bf04a3367625b1212c492d·...·]-10">)</span><span·class="p">,</span><span·class="w"> |
| 277 | ······</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">N0</span><span·class="w"> | 277 | ······</span><span·class="n">N</span><span·class="w">·</span><span·class="o">+</span><span·class="w">·</span><span·class="n">N0</span><span·class="w"> |
| 278 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> | 278 | ····</span><span·class="k">end</span><span·class="p">,</span><span·class="w"> |
| 279 | ··</span><span·class="n">Sum</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id=" | 279 | ··</span><span·class="n">Sum</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">foldl</span><span·class="p"·data-group-id="0320221520-12">(</span><span·class="n">Fun</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">0</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Ms</span><span·class="p"·data-group-id="0320221520-12">)</span><span·class="p">,</span><span·class="w"> |
| 280 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">forget</span><span·class="p"·data-group-id=" | 280 | ··</span><span·class="ss">ok</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xref</span><span·class="p">:</span><span·class="nf">forget</span><span·class="p"·data-group-id="0320221520-13">(</span><span·class="n">S</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">'Eplus'</span><span·class="p"·data-group-id="0320221520-13">)</span><span·class="p">,</span><span·class="w"> |
| 281 | ··</span><span·class="p"·data-group-id=" | 281 | ··</span><span·class="p"·data-group-id="0320221520-14">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Tot</span><span·class="p"·data-group-id="0320221520-14">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·c[·...·truncated·by·diffoscope;·len:·291,·SHA:·d8e969833564941dedbfe496216c1f2263d076c1992c7c10e2d86530ad0e28bd·...·]-15">)</span><span·class="p">,</span><span·class="w"> |
| 282 | ··</span><span·class="mi">100</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="p"·data-group-id=" | 282 | ··</span><span·class="mi">100</span><span·class="w">·</span><span·class="o">*</span><span·class="w">·</span><span·class="p"·data-group-id="0320221520-16">(</span><span·class="p"·data-group-id="0320221520-17">(</span><span·class="n">Tot</span><span·class="w">·</span><span·class="o">-</span><span·class="w">·</span><span·class="n">Sum</span><span·class="p"·data-group-id="0320221520-17">)</span><[·...·truncated·by·diffoscope;·len:·138,·SHA:·995727060430df996599b08cdc08eea4eab51c7172a7d86522ed1418caa34677·...·]-16">)</span><span·class="p">.</span></code></pre><p>Comments·on·the·code:</p><ul><li>We·want·to·find·the·reduction·of·the·closure·of·the·function·graph·to·modules. |
| 283 | The·direct·expression·for·doing·that·would·be·<code·class="inline">(Mod) (closure E | AM)</code>,·but | 283 | The·direct·expression·for·doing·that·would·be·<code·class="inline">(Mod) (closure E | AM)</code>,·but |
| 284 | then·we·would·have·to·represent·all·of·the·transitive·closure·of·E·in·memory. | 284 | then·we·would·have·to·represent·all·of·the·transitive·closure·of·E·in·memory. |
| 285 | Instead·the·number·of·indirectly·used·modules·is·found·for·each·analyzed | 285 | Instead·the·number·of·indirectly·used·modules·is·found·for·each·analyzed |
| 286 | module,·and·the·sum·over·all·modules·is·calculated.</li><li>A·user·variable·is·employed·for·holding·the·<code·class="inline">digraph</code>·representation·of·the | 286 | module,·and·the·sum·over·all·modules·is·calculated.</li><li>A·user·variable·is·employed·for·holding·the·<code·class="inline">digraph</code>·representation·of·the |
| 287 | function·graph·for·use·in·many·queries.·The·reason·is·efficiency.·As·opposed | 287 | function·graph·for·use·in·many·queries.·The·reason·is·efficiency.·As·opposed |
| 288 | to·the·<code·class="inline">=</code>·operator,·the·<code·class="inline">:=</code>·operator·saves·a·value·for·subsequent·analyses. | 288 | to·the·<code·class="inline">=</code>·operator,·the·<code·class="inline">:=</code>·operator·saves·a·value·for·subsequent·analyses. |
| 289 | Here·might·be·the·place·to·note·that·equal·subexpressions·within·a·query·are | 289 | Here·might·be·the·place·to·note·that·equal·subexpressions·within·a·query·are |
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| 350 | ······<p·class="built-using"> | 350 | ······<p·class="built-using"> |
| 351 | ········Built·using | 351 | ········Built·using |
| 352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 352 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 353 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 354 | ······</p> | 354 | ······</p> |
| 355 | <p>Copyright·©·1996-202 | 355 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 356 | ····</footer> | 356 | ····</footer> |
| 357 | ··</div> | 357 | ··</div> |
| 358 | </main> | 358 | </main> |
| 359 | </div> | 359 | </div> |
| 360 | <script> | 360 | <script> |
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| 143 | ······<p·class="built-using"> | 143 | ······<p·class="built-using"> |
| 144 | ········Built·using | 144 | ········Built·using |
| 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 145 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 146 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 147 | ······</p> | 147 | ······</p> |
| 148 | <p>Copyright·©·1996-202 | 148 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 149 | ····</footer> | 149 | ····</footer> |
| 150 | ··</div> | 150 | ··</div> |
| 151 | </main> | 151 | </main> |
| 152 | </div> | 152 | </div> |
| 153 | <script> | 153 | <script> |
| 154 | ··function·mermaidLoaded()·{ | 154 | ··function·mermaidLoaded()·{ |
| 155 | ····mermaid.initialize({ | 155 | ····mermaid.initialize({ |
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| 2414 | ······<p·class="built-using"> | 2414 | ······<p·class="built-using"> |
| 2415 | ········Built·using | 2415 | ········Built·using |
| 2416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2418 | ······</p> | 2418 | ······</p> |
| 2419 | <p>Copyright·©·1996-202 | 2419 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2420 | ····</footer> | 2420 | ····</footer> |
| 2421 | ··</div> | 2421 | ··</div> |
| 2422 | </main> | 2422 | </main> |
| 2423 | </div> | 2423 | </div> |
| 2424 | <script> | 2424 | <script> |
| 2425 | ··function·mermaidLoaded()·{ | 2425 | ··function·mermaidLoaded()·{ |
| 2426 | ····mermaid.initialize({ | 2426 | ····mermaid.initialize({ |
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| 157 | that·object.·Type·checking·is·done·so·that·a·module·only·operates·on·it's | 157 | that·object.·Type·checking·is·done·so·that·a·module·only·operates·on·it's |
| 158 | objects·or·inherited·classes.</p><p>An·object·is·created·with·<em>new</em>·and·destroyed·with·<em>destroy</em>.·Most·functions·in | 158 | objects·or·inherited·classes.</p><p>An·object·is·created·with·<em>new</em>·and·destroyed·with·<em>destroy</em>.·Most·functions·in |
| 159 | the·classes·are·named·the·same·as·their·C++·counterpart,·except·that·for | 159 | the·classes·are·named·the·same·as·their·C++·counterpart,·except·that·for |
| 160 | convenience,·in·erlang·they·start·with·a·lowercase·letter·and·the·first·argument | 160 | convenience,·in·erlang·they·start·with·a·lowercase·letter·and·the·first·argument |
| 161 | is·the·object·reference.·Optional·arguments·are·last·and·expressed·as·tagged | 161 | is·the·object·reference.·Optional·arguments·are·last·and·expressed·as·tagged |
| 162 | tuples·in·any·order.</p><p>For·example·the·<em>wxWindow</em>·C++·class·is·implemented·in·the·<em>wxWindow</em>·erlang | 162 | tuples·in·any·order.</p><p>For·example·the·<em>wxWindow</em>·C++·class·is·implemented·in·the·<em>wxWindow</em>·erlang |
| 163 | module·and·the·member·<em>wxWindow::CenterOnParent</em>·is·thus | 163 | module·and·the·member·<em>wxWindow::CenterOnParent</em>·is·thus |
| 164 | <em>wxWindow:centerOnParent</em>.·The·following·C++·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="ss">wxWindow</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">new</span><span·class="w">·</span><span·class="nf">wxWindow</span><span·class="p"·data-group-id=" | 164 | <em>wxWindow:centerOnParent</em>.·The·following·C++·code:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="ss">wxWindow</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">new</span><span·class="w">·</span><span·class="nf">wxWindow</span><span·class="p"·data-group-id="3482741854-1">(</span><span·class="p"·data-group-id="3482741854-1">)</span><span·class="p">;</span><span·class="w"> |
| 165 | ··</span><span·class="n">MyWin</span><span·class="p">.</span><span·class="n">CenterOnParent</span><span·class="p"·data-group-id=" | 165 | ··</span><span·class="n">MyWin</span><span·class="p">.</span><span·class="n">CenterOnParent</span><span·class="p"·data-group-id="3482741854-2">(</span><span·class="ss">wxVERTICAL</span><span·class="p"·data-group-id="3482741854-2">)</span><span·class="p">;</span><span·class="w"> |
| 166 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 166 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 167 | ··</span><span·class="ss">delete</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="p">;</span></code></pre><p>would·in·erlang·look·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 167 | ··</span><span·class="ss">delete</span><span·class="w">·</span><span·class="n">MyWin</span><span·class="p">;</span></code></pre><p>would·in·erlang·look·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="9176872131-1">(</span><span·class="p"·data-group-id="9176872131-1">)</span><span·class="p">,</span><span·class="w"> |
| 168 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">centerOnParent</span><span·class="p"·data-group-id=" | 168 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">centerOnParent</span><span·class="p"·data-group-id="9176872131-2">(</span><span·class="n">MyWin</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="9176872131-3">[</span><span·class="p"·data-group-id="9176872131-4">{</span><span·class="ss">dir</span><span·class="p">,</span><[·...·truncated·by·diffoscope;·len:·204,·SHA:·616a1b8b4d937662babbe0d174c8fa9abe20e8396873e312237ec356fe31365f·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 169 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 170 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">destroy</span><span·class="p"·data-group-id=" | 170 | ··</span><span·class="nc">wxWindow</span><span·class="p">:</span><span·class="nf">destroy</span><span·class="p"·data-group-id="9176872131-5">(</span><span·class="n">MyWin</span><span·class="p"·data-group-id="9176872131-5">)</span><span·class="p">,</span></code></pre><p>When·you·are·reading·wxWidgets·documentation·or·the·examples,·you·will·notice |
| 171 | that·some·of·the·most·basic·classes·are·missing·in·<em>wx</em>,·they·are·directly | 171 | that·some·of·the·most·basic·classes·are·missing·in·<em>wx</em>,·they·are·directly |
| 172 | mapped·to·corresponding·erlang·terms:</p><ul><li><p><strong><em>wxPoint</em>·is·represented·by·{Xcoord,Ycoord}</strong></p></li><li><p><strong><em>wxSize</em>·is·represented·by·{Width,Height}</strong></p></li><li><p><strong><em>wxRect</em>·is·represented·by·{Xcoord,Ycoord,Width,Height}</strong></p></li><li><p><strong><em>wxColour</em>·is·represented·by·{Red,Green,Blue[,Alpha]}</strong></p></li><li><p><strong><em>wxString</em>·is·represented·by | 172 | mapped·to·corresponding·erlang·terms:</p><ul><li><p><strong><em>wxPoint</em>·is·represented·by·{Xcoord,Ycoord}</strong></p></li><li><p><strong><em>wxSize</em>·is·represented·by·{Width,Height}</strong></p></li><li><p><strong><em>wxRect</em>·is·represented·by·{Xcoord,Ycoord,Width,Height}</strong></p></li><li><p><strong><em>wxColour</em>·is·represented·by·{Red,Green,Blue[,Alpha]}</strong></p></li><li><p><strong><em>wxString</em>·is·represented·by |
| 173 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/unicode.html#t:charlist/0">unicode:charlist()</a></strong></p></li><li><p><strong><em>wxGBPosition</em>·is·represented·by·{Row,Column}</strong></p></li><li><p><strong><em>wxGBSpan</em>·is·represented·by·{RowSpan,ColumnSPan}</strong></p></li><li><p><strong><em>wxGridCellCoords</em>·is·represented·by·{Row,Column}</strong></p></li></ul><p>In·the·places·where·the·erlang·API·differs·from·the·original·one·it·should·be | 173 | <a·href="../../../../lib/stdlib-6.2.1/doc/html/unicode.html#t:charlist/0">unicode:charlist()</a></strong></p></li><li><p><strong><em>wxGBPosition</em>·is·represented·by·{Row,Column}</strong></p></li><li><p><strong><em>wxGBSpan</em>·is·represented·by·{RowSpan,ColumnSPan}</strong></p></li><li><p><strong><em>wxGridCellCoords</em>·is·represented·by·{Row,Column}</strong></p></li></ul><p>In·the·places·where·the·erlang·API·differs·from·the·original·one·it·should·be |
| 174 | obvious·from·the·erlang·documentation·which·representation·has·been·used.·E.g. | 174 | obvious·from·the·erlang·documentation·which·representation·has·been·used.·E.g. |
| 175 | the·C++·arrays·and/or·lists·are·sometimes·represented·as·erlang·lists·and | 175 | the·C++·arrays·and/or·lists·are·sometimes·represented·as·erlang·lists·and |
| 176 | sometimes·as·tuples.</p><p>Colours·are·represented·with·{Red,Green,Blue[,Alpha]},·the·Alpha·value·is | 176 | sometimes·as·tuples.</p><p>Colours·are·represented·with·{Red,Green,Blue[,Alpha]},·the·Alpha·value·is |
| 177 | optional·when·used·as·an·argument·to·functions,·but·it·will·always·be·returned | 177 | optional·when·used·as·an·argument·to·functions,·but·it·will·always·be·returned |
| Offset 191, 22 lines modified | Offset 191, 22 lines modified | ||
| 191 | ··<span·class="text">Multiple·processes·and·memory·handling</span> | 191 | ··<span·class="text">Multiple·processes·and·memory·handling</span> |
| 192 | </h2> | 192 | </h2> |
| 193 | <p>The·intention·is·that·each·erlang·application·calls·wx:new()·once·to·setup·it's | 193 | <p>The·intention·is·that·each·erlang·application·calls·wx:new()·once·to·setup·it's |
| 194 | GUI·which·creates·an·environment·and·a·memory·mapping.·To·be·able·to·use·<em>wx</em> | 194 | GUI·which·creates·an·environment·and·a·memory·mapping.·To·be·able·to·use·<em>wx</em> |
| 195 | from·several·processes·in·your·application,·you·must·share·the·environment.·You | 195 | from·several·processes·in·your·application,·you·must·share·the·environment.·You |
| 196 | can·get·the·active·environment·with·<a·href="wx.html#get_env/0"><code·class="inline">wx:get_env/0</code></a>·and·set·it·in·the·new | 196 | can·get·the·active·environment·with·<a·href="wx.html#get_env/0"><code·class="inline">wx:get_env/0</code></a>·and·set·it·in·the·new |
| 197 | processes·with·<a·href="wx.html#set_env/1"><code·class="inline">wx:set_env/1</code></a>.·Two·processes·or·applications·which·have·both | 197 | processes·with·<a·href="wx.html#set_env/1"><code·class="inline">wx:set_env/1</code></a>.·Two·processes·or·applications·which·have·both |
| 198 | called·wx:new()·will·not·be·able·use·each·others·objects.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 198 | called·wx:new()·will·not·be·able·use·each·others·objects.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="1626471350-1">(</span><span·class="p"·data-group-id="1626471350-1">)</span><span·class="p">,</span><span·class="w"> |
| 199 | ··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxFrame</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 199 | ··</span><span·class="n">MyWin</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxFrame</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="1626471350-2">(</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">null</span><span·class="p"·data-group-id="1626471350-3">(</span><span·class="p"·data-group-id="1626471350-3">)</span><span·class="p">,</span><span·class="w">·</span><s[·...·truncated·by·diffoscope;·len:·309,·SHA:·9c970af6ff56a199d676a0a264def8e6bf09bf14ba65c08d110b594447f11977·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 200 | ··</span><span·class="n">Env</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id=" | 200 | ··</span><span·class="n">Env</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">get_env</span><span·class="p"·data-group-id="1626471350-5">(</span><span·class="p"·data-group-id="1626471350-5">)</span><span·class="p">,</span><span·class="w"> |
| 201 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id=" | 201 | ··</span><span·class="nf">spawn</span><span·class="p"·data-group-id="1626471350-6">(</span><span·class="nf">fun</span><span·class="p"·data-group-id="1626471350-7">(</span><span·class="p"·data-group-id="1626471350-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 202 | ···········</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">set_env</span><span·class="p"·data-group-id=" | 202 | ···········</span><span·class="nc">wx</span><span·class="p">:</span><span·class="nf">set_env</span><span·class="p"·data-group-id="1626471350-8">(</span><span·class="n">Env</span><span·class="p"·data-group-id="1626471350-8">)</span><span·class="p">,</span><span·class="w"> |
| 203 | ···········</span><span·class="c1">%%·Here·you·can·do·wx·calls·from·your·helper·process.</span><span·class="w"> | 203 | ···········</span><span·class="c1">%%·Here·you·can·do·wx·calls·from·your·helper·process.</span><span·class="w"> |
| 204 | ···········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 204 | ···········</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 205 | ········</span><span·class="k">end</span><span·class="p"·data-group-id=" | 205 | ········</span><span·class="k">end</span><span·class="p"·data-group-id="1626471350-6">)</span><span·class="p">,</span><span·class="w"> |
| 206 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·<a·href="wx.html#destroy/0"><code·class="inline">wx:destroy/0</code></a>·is·invoked·or·when·all·processes·in·the·application·have | 206 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><p>When·<a·href="wx.html#destroy/0"><code·class="inline">wx:destroy/0</code></a>·is·invoked·or·when·all·processes·in·the·application·have |
| 207 | died,·the·memory·is·deleted·and·all·windows·created·by·that·application·are | 207 | died,·the·memory·is·deleted·and·all·windows·created·by·that·application·are |
| 208 | closed.</p><p>The·<em>wx</em>·application·never·cleans·or·garbage·collects·memory·as·long·as·the·user | 208 | closed.</p><p>The·<em>wx</em>·application·never·cleans·or·garbage·collects·memory·as·long·as·the·user |
| 209 | application·is·alive.·Most·of·the·objects·are·deleted·when·a·window·is·closed, | 209 | application·is·alive.·Most·of·the·objects·are·deleted·when·a·window·is·closed, |
| 210 | or·at·least·all·the·objects·which·have·a·parent·argument·that·is·non·null.·By | 210 | or·at·least·all·the·objects·which·have·a·parent·argument·that·is·non·null.·By |
| 211 | using·<code·class="inline">wxCLASS:destroy/1</code>·when·possible·you·can·avoid·an·increasing·memory | 211 | using·<code·class="inline">wxCLASS:destroy/1</code>·when·possible·you·can·avoid·an·increasing·memory |
| 212 | usage.·This·is·especially·important·when·<em>wxWidgets</em>·assumes·or·recommends·that | 212 | usage.·This·is·especially·important·when·<em>wxWidgets</em>·assumes·or·recommends·that |
| Offset 304, 15 lines modified | Offset 304, 15 lines modified | ||
| 304 | ······<p·class="built-using"> | 304 | ······<p·class="built-using"> |
| 305 | ········Built·using | 305 | ········Built·using |
| 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 308 | ······</p> | 308 | ······</p> |
| 309 | <p>Copyright·©·1996-202 | 309 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 310 | ····</footer> | 310 | ····</footer> |
| 311 | ··</div> | 311 | ··</div> |
| 312 | </main> | 312 | </main> |
| 313 | </div> | 313 | </div> |
| 314 | <script> | 314 | <script> |
| 315 | ··function·mermaidLoaded()·{ | 315 | ··function·mermaidLoaded()·{ |
| 316 | ····mermaid.initialize({ | 316 | ····mermaid.initialize({ |
| Offset 39147, 15 lines modified | Offset 39147, 15 lines modified | ||
| 39147 | ······<p·class="built-using"> | 39147 | ······<p·class="built-using"> |
| 39148 | ········Built·using | 39148 | ········Built·using |
| 39149 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 39149 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 39150 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 39150 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 39151 | ······</p> | 39151 | ······</p> |
| 39152 | <p>Copyright·©·1996-202 | 39152 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 39153 | ····</footer> | 39153 | ····</footer> |
| 39154 | ··</div> | 39154 | ··</div> |
| 39155 | </main> | 39155 | </main> |
| 39156 | </div> | 39156 | </div> |
| 39157 | <script> | 39157 | <script> |
| 39158 | ··function·mermaidLoaded()·{ | 39158 | ··function·mermaidLoaded()·{ |
| 39159 | ····mermaid.initialize({ | 39159 | ····mermaid.initialize({ |
| Offset 1745, 15 lines modified | Offset 1745, 15 lines modified | ||
| 1745 | ······<p·class="built-using"> | 1745 | ······<p·class="built-using"> |
| 1746 | ········Built·using | 1746 | ········Built·using |
| 1747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1749 | ······</p> | 1749 | ······</p> |
| 1750 | <p>Copyright·©·1996-202 | 1750 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1751 | ····</footer> | 1751 | ····</footer> |
| 1752 | ··</div> | 1752 | ··</div> |
| 1753 | </main> | 1753 | </main> |
| 1754 | </div> | 1754 | </div> |
| 1755 | <script> | 1755 | <script> |
| 1756 | ··function·mermaidLoaded()·{ | 1756 | ··function·mermaidLoaded()·{ |
| 1757 | ····mermaid.initialize({ | 1757 | ····mermaid.initialize({ |
| Offset 1078, 15 lines modified | Offset 1078, 15 lines modified | ||
| 1078 | ······<p·class="built-using"> | 1078 | ······<p·class="built-using"> |
| 1079 | ········Built·using | 1079 | ········Built·using |
| 1080 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1080 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1081 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1081 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1082 | ······</p> | 1082 | ······</p> |
| 1083 | <p>Copyright·©·1996-202 | 1083 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1084 | ····</footer> | 1084 | ····</footer> |
| 1085 | ··</div> | 1085 | ··</div> |
| 1086 | </main> | 1086 | </main> |
| 1087 | </div> | 1087 | </div> |
| 1088 | <script> | 1088 | <script> |
| 1089 | ··function·mermaidLoaded()·{ | 1089 | ··function·mermaidLoaded()·{ |
| 1090 | ····mermaid.initialize({ | 1090 | ····mermaid.initialize({ |
| Offset 141, 15 lines modified | Offset 141, 15 lines modified | ||
| 141 | ······<p·class="built-using"> | 141 | ······<p·class="built-using"> |
| 142 | ········Built·using | 142 | ········Built·using |
| 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 143 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 144 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 145 | ······</p> | 145 | ······</p> |
| 146 | <p>Copyright·©·1996-202 | 146 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 147 | ····</footer> | 147 | ····</footer> |
| 148 | ··</div> | 148 | ··</div> |
| 149 | </main> | 149 | </main> |
| 150 | </div> | 150 | </div> |
| 151 | <script> | 151 | <script> |
| 152 | ··function·mermaidLoaded()·{ | 152 | ··function·mermaidLoaded()·{ |
| 153 | ····mermaid.initialize({ | 153 | ····mermaid.initialize({ |
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| 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,· | 1 | Zip·archive·data,·made·by·v6.1·UNIX,·extract·using·at·least·v1.0,·last·modified,·last·modified·Sun,·Apr·14·2026·01:24:08,·uncompressed·size·20,·method=store |
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| 1409 | ······<p·class="built-using"> | 1409 | ······<p·class="built-using"> |
| 1410 | ········Built·using | 1410 | ········Built·using |
| 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1413 | ······</p> | 1413 | ······</p> |
| 1414 | <p>Copyright·©·1996-202 | 1414 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1415 | ····</footer> | 1415 | ····</footer> |
| 1416 | ··</div> | 1416 | ··</div> |
| 1417 | </main> | 1417 | </main> |
| 1418 | </div> | 1418 | </div> |
| 1419 | <script> | 1419 | <script> |
| 1420 | ··function·mermaidLoaded()·{ | 1420 | ··function·mermaidLoaded()·{ |
| 1421 | ····mermaid.initialize({ | 1421 | ····mermaid.initialize({ |
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| 538 | ······<p·class="built-using"> | 538 | ······<p·class="built-using"> |
| 539 | ········Built·using | 539 | ········Built·using |
| 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 542 | ······</p> | 542 | ······</p> |
| 543 | <p>Copyright·©·1996-202 | 543 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 544 | ····</footer> | 544 | ····</footer> |
| 545 | ··</div> | 545 | ··</div> |
| 546 | </main> | 546 | </main> |
| 547 | </div> | 547 | </div> |
| 548 | <script> | 548 | <script> |
| 549 | ··function·mermaidLoaded()·{ | 549 | ··function·mermaidLoaded()·{ |
| 550 | ····mermaid.initialize({ | 550 | ····mermaid.initialize({ |
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| 417 | ······<p·class="built-using"> | 417 | ······<p·class="built-using"> |
| 418 | ········Built·using | 418 | ········Built·using |
| 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 421 | ······</p> | 421 | ······</p> |
| 422 | <p>Copyright·©·1996-202 | 422 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 423 | ····</footer> | 423 | ····</footer> |
| 424 | ··</div> | 424 | ··</div> |
| 425 | </main> | 425 | </main> |
| 426 | </div> | 426 | </div> |
| 427 | <script> | 427 | <script> |
| 428 | ··function·mermaidLoaded()·{ | 428 | ··function·mermaidLoaded()·{ |
| 429 | ····mermaid.initialize({ | 429 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 406 | ······<p·class="built-using"> | 406 | ······<p·class="built-using"> |
| 407 | ········Built·using | 407 | ········Built·using |
| 408 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 408 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 409 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 409 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 410 | ······</p> | 410 | ······</p> |
| 411 | <p>Copyright·©·1996-202 | 411 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 412 | ····</footer> | 412 | ····</footer> |
| 413 | ··</div> | 413 | ··</div> |
| 414 | </main> | 414 | </main> |
| 415 | </div> | 415 | </div> |
| 416 | <script> | 416 | <script> |
| 417 | ··function·mermaidLoaded()·{ | 417 | ··function·mermaidLoaded()·{ |
| 418 | ····mermaid.initialize({ | 418 | ····mermaid.initialize({ |
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| 455 | ······<p·class="built-using"> | 455 | ······<p·class="built-using"> |
| 456 | ········Built·using | 456 | ········Built·using |
| 457 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 457 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 458 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 458 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 459 | ······</p> | 459 | ······</p> |
| 460 | <p>Copyright·©·1996-202 | 460 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 461 | ····</footer> | 461 | ····</footer> |
| 462 | ··</div> | 462 | ··</div> |
| 463 | </main> | 463 | </main> |
| 464 | </div> | 464 | </div> |
| 465 | <script> | 465 | <script> |
| 466 | ··function·mermaidLoaded()·{ | 466 | ··function·mermaidLoaded()·{ |
| 467 | ····mermaid.initialize({ | 467 | ····mermaid.initialize({ |
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| 1409 | ······<p·class="built-using"> | 1409 | ······<p·class="built-using"> |
| 1410 | ········Built·using | 1410 | ········Built·using |
| 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1413 | ······</p> | 1413 | ······</p> |
| 1414 | <p>Copyright·©·1996-202 | 1414 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1415 | ····</footer> | 1415 | ····</footer> |
| 1416 | ··</div> | 1416 | ··</div> |
| 1417 | </main> | 1417 | </main> |
| 1418 | </div> | 1418 | </div> |
| 1419 | <script> | 1419 | <script> |
| 1420 | ··function·mermaidLoaded()·{ | 1420 | ··function·mermaidLoaded()·{ |
| 1421 | ····mermaid.initialize({ | 1421 | ····mermaid.initialize({ |
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| 784 | ······<p·class="built-using"> | 784 | ······<p·class="built-using"> |
| 785 | ········Built·using | 785 | ········Built·using |
| 786 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 786 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 787 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 787 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 788 | ······</p> | 788 | ······</p> |
| 789 | <p>Copyright·©·1996-202 | 789 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 790 | ····</footer> | 790 | ····</footer> |
| 791 | ··</div> | 791 | ··</div> |
| 792 | </main> | 792 | </main> |
| 793 | </div> | 793 | </div> |
| 794 | <script> | 794 | <script> |
| 795 | ··function·mermaidLoaded()·{ | 795 | ··function·mermaidLoaded()·{ |
| 796 | ····mermaid.initialize({ | 796 | ····mermaid.initialize({ |
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| 1365 | ······<p·class="built-using"> | 1365 | ······<p·class="built-using"> |
| 1366 | ········Built·using | 1366 | ········Built·using |
| 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1369 | ······</p> | 1369 | ······</p> |
| 1370 | <p>Copyright·©·1996-202 | 1370 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1371 | ····</footer> | 1371 | ····</footer> |
| 1372 | ··</div> | 1372 | ··</div> |
| 1373 | </main> | 1373 | </main> |
| 1374 | </div> | 1374 | </div> |
| 1375 | <script> | 1375 | <script> |
| 1376 | ··function·mermaidLoaded()·{ | 1376 | ··function·mermaidLoaded()·{ |
| 1377 | ····mermaid.initialize({ | 1377 | ····mermaid.initialize({ |
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| 537 | ······<p·class="built-using"> | 537 | ······<p·class="built-using"> |
| 538 | ········Built·using | 538 | ········Built·using |
| 539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 539 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 540 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 541 | ······</p> | 541 | ······</p> |
| 542 | <p>Copyright·©·1996-202 | 542 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 543 | ····</footer> | 543 | ····</footer> |
| 544 | ··</div> | 544 | ··</div> |
| 545 | </main> | 545 | </main> |
| 546 | </div> | 546 | </div> |
| 547 | <script> | 547 | <script> |
| 548 | ··function·mermaidLoaded()·{ | 548 | ··function·mermaidLoaded()·{ |
| 549 | ····mermaid.initialize({ | 549 | ····mermaid.initialize({ |
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| 3891 | ······<p·class="built-using"> | 3891 | ······<p·class="built-using"> |
| 3892 | ········Built·using | 3892 | ········Built·using |
| 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3895 | ······</p> | 3895 | ······</p> |
| 3896 | <p>Copyright·©·1996-202 | 3896 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3897 | ····</footer> | 3897 | ····</footer> |
| 3898 | ··</div> | 3898 | ··</div> |
| 3899 | </main> | 3899 | </main> |
| 3900 | </div> | 3900 | </div> |
| 3901 | <script> | 3901 | <script> |
| 3902 | ··function·mermaidLoaded()·{ | 3902 | ··function·mermaidLoaded()·{ |
| 3903 | ····mermaid.initialize({ | 3903 | ····mermaid.initialize({ |
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| 306 | ······<p·class="built-using"> | 306 | ······<p·class="built-using"> |
| 307 | ········Built·using | 307 | ········Built·using |
| 308 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 308 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 309 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 309 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 310 | ······</p> | 310 | ······</p> |
| 311 | <p>Copyright·©·1996-202 | 311 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 312 | ····</footer> | 312 | ····</footer> |
| 313 | ··</div> | 313 | ··</div> |
| 314 | </main> | 314 | </main> |
| 315 | </div> | 315 | </div> |
| 316 | <script> | 316 | <script> |
| 317 | ··function·mermaidLoaded()·{ | 317 | ··function·mermaidLoaded()·{ |
| 318 | ····mermaid.initialize({ | 318 | ····mermaid.initialize({ |
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| 451 | ······<p·class="built-using"> | 451 | ······<p·class="built-using"> |
| 452 | ········Built·using | 452 | ········Built·using |
| 453 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 453 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 454 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 454 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 455 | ······</p> | 455 | ······</p> |
| 456 | <p>Copyright·©·1996-202 | 456 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 457 | ····</footer> | 457 | ····</footer> |
| 458 | ··</div> | 458 | ··</div> |
| 459 | </main> | 459 | </main> |
| 460 | </div> | 460 | </div> |
| 461 | <script> | 461 | <script> |
| 462 | ··function·mermaidLoaded()·{ | 462 | ··function·mermaidLoaded()·{ |
| 463 | ····mermaid.initialize({ | 463 | ····mermaid.initialize({ |
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| 1317 | ······<p·class="built-using"> | 1317 | ······<p·class="built-using"> |
| 1318 | ········Built·using | 1318 | ········Built·using |
| 1319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1319 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1320 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1321 | ······</p> | 1321 | ······</p> |
| 1322 | <p>Copyright·©·1996-202 | 1322 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1323 | ····</footer> | 1323 | ····</footer> |
| 1324 | ··</div> | 1324 | ··</div> |
| 1325 | </main> | 1325 | </main> |
| 1326 | </div> | 1326 | </div> |
| 1327 | <script> | 1327 | <script> |
| 1328 | ··function·mermaidLoaded()·{ | 1328 | ··function·mermaidLoaded()·{ |
| 1329 | ····mermaid.initialize({ | 1329 | ····mermaid.initialize({ |
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| 531 | ······<p·class="built-using"> | 531 | ······<p·class="built-using"> |
| 532 | ········Built·using | 532 | ········Built·using |
| 533 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 533 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 534 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 534 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 535 | ······</p> | 535 | ······</p> |
| 536 | <p>Copyright·©·1996-202 | 536 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 537 | ····</footer> | 537 | ····</footer> |
| 538 | ··</div> | 538 | ··</div> |
| 539 | </main> | 539 | </main> |
| 540 | </div> | 540 | </div> |
| 541 | <script> | 541 | <script> |
| 542 | ··function·mermaidLoaded()·{ | 542 | ··function·mermaidLoaded()·{ |
| 543 | ····mermaid.initialize({ | 543 | ····mermaid.initialize({ |
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| 418 | ······<p·class="built-using"> | 418 | ······<p·class="built-using"> |
| 419 | ········Built·using | 419 | ········Built·using |
| 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 420 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 421 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 422 | ······</p> | 422 | ······</p> |
| 423 | <p>Copyright·©·1996-202 | 423 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 424 | ····</footer> | 424 | ····</footer> |
| 425 | ··</div> | 425 | ··</div> |
| 426 | </main> | 426 | </main> |
| 427 | </div> | 427 | </div> |
| 428 | <script> | 428 | <script> |
| 429 | ··function·mermaidLoaded()·{ | 429 | ··function·mermaidLoaded()·{ |
| 430 | ····mermaid.initialize({ | 430 | ····mermaid.initialize({ |
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| 916 | ······<p·class="built-using"> | 916 | ······<p·class="built-using"> |
| 917 | ········Built·using | 917 | ········Built·using |
| 918 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 918 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 919 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 919 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 920 | ······</p> | 920 | ······</p> |
| 921 | <p>Copyright·©·1996-202 | 921 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 922 | ····</footer> | 922 | ····</footer> |
| 923 | ··</div> | 923 | ··</div> |
| 924 | </main> | 924 | </main> |
| 925 | </div> | 925 | </div> |
| 926 | <script> | 926 | <script> |
| 927 | ··function·mermaidLoaded()·{ | 927 | ··function·mermaidLoaded()·{ |
| 928 | ····mermaid.initialize({ | 928 | ····mermaid.initialize({ |
| Offset 459, 15 lines modified | Offset 459, 15 lines modified | ||
| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 716 | ······<p·class="built-using"> | 716 | ······<p·class="built-using"> |
| 717 | ········Built·using | 717 | ········Built·using |
| 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 718 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 719 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 720 | ······</p> | 720 | ······</p> |
| 721 | <p>Copyright·©·1996-202 | 721 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 722 | ····</footer> | 722 | ····</footer> |
| 723 | ··</div> | 723 | ··</div> |
| 724 | </main> | 724 | </main> |
| 725 | </div> | 725 | </div> |
| 726 | <script> | 726 | <script> |
| 727 | ··function·mermaidLoaded()·{ | 727 | ··function·mermaidLoaded()·{ |
| 728 | ····mermaid.initialize({ | 728 | ····mermaid.initialize({ |
| Offset 549, 15 lines modified | Offset 549, 15 lines modified | ||
| 549 | ······<p·class="built-using"> | 549 | ······<p·class="built-using"> |
| 550 | ········Built·using | 550 | ········Built·using |
| 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 551 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 552 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 553 | ······</p> | 553 | ······</p> |
| 554 | <p>Copyright·©·1996-202 | 554 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 555 | ····</footer> | 555 | ····</footer> |
| 556 | ··</div> | 556 | ··</div> |
| 557 | </main> | 557 | </main> |
| 558 | </div> | 558 | </div> |
| 559 | <script> | 559 | <script> |
| 560 | ··function·mermaidLoaded()·{ | 560 | ··function·mermaidLoaded()·{ |
| 561 | ····mermaid.initialize({ | 561 | ····mermaid.initialize({ |
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| 394 | ······<p·class="built-using"> | 394 | ······<p·class="built-using"> |
| 395 | ········Built·using | 395 | ········Built·using |
| 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 398 | ······</p> | 398 | ······</p> |
| 399 | <p>Copyright·©·1996-202 | 399 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 400 | ····</footer> | 400 | ····</footer> |
| 401 | ··</div> | 401 | ··</div> |
| 402 | </main> | 402 | </main> |
| 403 | </div> | 403 | </div> |
| 404 | <script> | 404 | <script> |
| 405 | ··function·mermaidLoaded()·{ | 405 | ··function·mermaidLoaded()·{ |
| 406 | ····mermaid.initialize({ | 406 | ····mermaid.initialize({ |
| Offset 891, 15 lines modified | Offset 891, 15 lines modified | ||
| 891 | ······<p·class="built-using"> | 891 | ······<p·class="built-using"> |
| 892 | ········Built·using | 892 | ········Built·using |
| 893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 893 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 894 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 895 | ······</p> | 895 | ······</p> |
| 896 | <p>Copyright·©·1996-202 | 896 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 897 | ····</footer> | 897 | ····</footer> |
| 898 | ··</div> | 898 | ··</div> |
| 899 | </main> | 899 | </main> |
| 900 | </div> | 900 | </div> |
| 901 | <script> | 901 | <script> |
| 902 | ··function·mermaidLoaded()·{ | 902 | ··function·mermaidLoaded()·{ |
| 903 | ····mermaid.initialize({ | 903 | ····mermaid.initialize({ |
| Offset 1340, 15 lines modified | Offset 1340, 15 lines modified | ||
| 1340 | ······<p·class="built-using"> | 1340 | ······<p·class="built-using"> |
| 1341 | ········Built·using | 1341 | ········Built·using |
| 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1342 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1343 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1344 | ······</p> | 1344 | ······</p> |
| 1345 | <p>Copyright·©·1996-202 | 1345 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1346 | ····</footer> | 1346 | ····</footer> |
| 1347 | ··</div> | 1347 | ··</div> |
| 1348 | </main> | 1348 | </main> |
| 1349 | </div> | 1349 | </div> |
| 1350 | <script> | 1350 | <script> |
| 1351 | ··function·mermaidLoaded()·{ | 1351 | ··function·mermaidLoaded()·{ |
| 1352 | ····mermaid.initialize({ | 1352 | ····mermaid.initialize({ |
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| 998 | ······<p·class="built-using"> | 998 | ······<p·class="built-using"> |
| 999 | ········Built·using | 999 | ········Built·using |
| 1000 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1000 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1001 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1001 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1002 | ······</p> | 1002 | ······</p> |
| 1003 | <p>Copyright·©·1996-202 | 1003 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1004 | ····</footer> | 1004 | ····</footer> |
| 1005 | ··</div> | 1005 | ··</div> |
| 1006 | </main> | 1006 | </main> |
| 1007 | </div> | 1007 | </div> |
| 1008 | <script> | 1008 | <script> |
| 1009 | ··function·mermaidLoaded()·{ | 1009 | ··function·mermaidLoaded()·{ |
| 1010 | ····mermaid.initialize({ | 1010 | ····mermaid.initialize({ |
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| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
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| 942 | ······<p·class="built-using"> | 942 | ······<p·class="built-using"> |
| 943 | ········Built·using | 943 | ········Built·using |
| 944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 944 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 945 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 946 | ······</p> | 946 | ······</p> |
| 947 | <p>Copyright·©·1996-202 | 947 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 948 | ····</footer> | 948 | ····</footer> |
| 949 | ··</div> | 949 | ··</div> |
| 950 | </main> | 950 | </main> |
| 951 | </div> | 951 | </div> |
| 952 | <script> | 952 | <script> |
| 953 | ··function·mermaidLoaded()·{ | 953 | ··function·mermaidLoaded()·{ |
| 954 | ····mermaid.initialize({ | 954 | ····mermaid.initialize({ |
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| 745 | ······<p·class="built-using"> | 745 | ······<p·class="built-using"> |
| 746 | ········Built·using | 746 | ········Built·using |
| 747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 747 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 748 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 749 | ······</p> | 749 | ······</p> |
| 750 | <p>Copyright·©·1996-202 | 750 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 751 | ····</footer> | 751 | ····</footer> |
| 752 | ··</div> | 752 | ··</div> |
| 753 | </main> | 753 | </main> |
| 754 | </div> | 754 | </div> |
| 755 | <script> | 755 | <script> |
| 756 | ··function·mermaidLoaded()·{ | 756 | ··function·mermaidLoaded()·{ |
| 757 | ····mermaid.initialize({ | 757 | ····mermaid.initialize({ |
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| 502 | ······<p·class="built-using"> | 502 | ······<p·class="built-using"> |
| 503 | ········Built·using | 503 | ········Built·using |
| 504 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 504 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 505 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 505 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 506 | ······</p> | 506 | ······</p> |
| 507 | <p>Copyright·©·1996-202 | 507 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 508 | ····</footer> | 508 | ····</footer> |
| 509 | ··</div> | 509 | ··</div> |
| 510 | </main> | 510 | </main> |
| 511 | </div> | 511 | </div> |
| 512 | <script> | 512 | <script> |
| 513 | ··function·mermaidLoaded()·{ | 513 | ··function·mermaidLoaded()·{ |
| 514 | ····mermaid.initialize({ | 514 | ····mermaid.initialize({ |
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| 347 | ······<p·class="built-using"> | 347 | ······<p·class="built-using"> |
| 348 | ········Built·using | 348 | ········Built·using |
| 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 349 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 350 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 351 | ······</p> | 351 | ······</p> |
| 352 | <p>Copyright·©·1996-202 | 352 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 353 | ····</footer> | 353 | ····</footer> |
| 354 | ··</div> | 354 | ··</div> |
| 355 | </main> | 355 | </main> |
| 356 | </div> | 356 | </div> |
| 357 | <script> | 357 | <script> |
| 358 | ··function·mermaidLoaded()·{ | 358 | ··function·mermaidLoaded()·{ |
| 359 | ····mermaid.initialize({ | 359 | ····mermaid.initialize({ |
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| 636 | ······<p·class="built-using"> | 636 | ······<p·class="built-using"> |
| 637 | ········Built·using | 637 | ········Built·using |
| 638 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 638 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 639 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 639 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 640 | ······</p> | 640 | ······</p> |
| 641 | <p>Copyright·©·1996-202 | 641 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 642 | ····</footer> | 642 | ····</footer> |
| 643 | ··</div> | 643 | ··</div> |
| 644 | </main> | 644 | </main> |
| 645 | </div> | 645 | </div> |
| 646 | <script> | 646 | <script> |
| 647 | ··function·mermaidLoaded()·{ | 647 | ··function·mermaidLoaded()·{ |
| 648 | ····mermaid.initialize({ | 648 | ····mermaid.initialize({ |
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| 1308 | ······<p·class="built-using"> | 1308 | ······<p·class="built-using"> |
| 1309 | ········Built·using | 1309 | ········Built·using |
| 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1312 | ······</p> | 1312 | ······</p> |
| 1313 | <p>Copyright·©·1996-202 | 1313 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1314 | ····</footer> | 1314 | ····</footer> |
| 1315 | ··</div> | 1315 | ··</div> |
| 1316 | </main> | 1316 | </main> |
| 1317 | </div> | 1317 | </div> |
| 1318 | <script> | 1318 | <script> |
| 1319 | ··function·mermaidLoaded()·{ | 1319 | ··function·mermaidLoaded()·{ |
| 1320 | ····mermaid.initialize({ | 1320 | ····mermaid.initialize({ |
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| 313 | ······<p·class="built-using"> | 313 | ······<p·class="built-using"> |
| 314 | ········Built·using | 314 | ········Built·using |
| 315 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 315 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 316 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 316 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 317 | ······</p> | 317 | ······</p> |
| 318 | <p>Copyright·©·1996-202 | 318 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 319 | ····</footer> | 319 | ····</footer> |
| 320 | ··</div> | 320 | ··</div> |
| 321 | </main> | 321 | </main> |
| 322 | </div> | 322 | </div> |
| 323 | <script> | 323 | <script> |
| 324 | ··function·mermaidLoaded()·{ | 324 | ··function·mermaidLoaded()·{ |
| 325 | ····mermaid.initialize({ | 325 | ····mermaid.initialize({ |
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| 767 | ······<p·class="built-using"> | 767 | ······<p·class="built-using"> |
| 768 | ········Built·using | 768 | ········Built·using |
| 769 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 769 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 770 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 770 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 771 | ······</p> | 771 | ······</p> |
| 772 | <p>Copyright·©·1996-202 | 772 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 773 | ····</footer> | 773 | ····</footer> |
| 774 | ··</div> | 774 | ··</div> |
| 775 | </main> | 775 | </main> |
| 776 | </div> | 776 | </div> |
| 777 | <script> | 777 | <script> |
| 778 | ··function·mermaidLoaded()·{ | 778 | ··function·mermaidLoaded()·{ |
| 779 | ····mermaid.initialize({ | 779 | ····mermaid.initialize({ |
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| 296 | ······<p·class="built-using"> | 296 | ······<p·class="built-using"> |
| 297 | ········Built·using | 297 | ········Built·using |
| 298 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 298 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 299 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 299 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 300 | ······</p> | 300 | ······</p> |
| 301 | <p>Copyright·©·1996-202 | 301 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 302 | ····</footer> | 302 | ····</footer> |
| 303 | ··</div> | 303 | ··</div> |
| 304 | </main> | 304 | </main> |
| 305 | </div> | 305 | </div> |
| 306 | <script> | 306 | <script> |
| 307 | ··function·mermaidLoaded()·{ | 307 | ··function·mermaidLoaded()·{ |
| 308 | ····mermaid.initialize({ | 308 | ····mermaid.initialize({ |
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| 540 | ······<p·class="built-using"> | 540 | ······<p·class="built-using"> |
| 541 | ········Built·using | 541 | ········Built·using |
| 542 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 542 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 543 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 543 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 544 | ······</p> | 544 | ······</p> |
| 545 | <p>Copyright·©·1996-202 | 545 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 546 | ····</footer> | 546 | ····</footer> |
| 547 | ··</div> | 547 | ··</div> |
| 548 | </main> | 548 | </main> |
| 549 | </div> | 549 | </div> |
| 550 | <script> | 550 | <script> |
| 551 | ··function·mermaidLoaded()·{ | 551 | ··function·mermaidLoaded()·{ |
| 552 | ····mermaid.initialize({ | 552 | ····mermaid.initialize({ |
| Offset 526, 15 lines modified | Offset 526, 15 lines modified | ||
| 526 | ······<p·class="built-using"> | 526 | ······<p·class="built-using"> |
| 527 | ········Built·using | 527 | ········Built·using |
| 528 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 528 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 529 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 529 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 530 | ······</p> | 530 | ······</p> |
| 531 | <p>Copyright·©·1996-202 | 531 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 532 | ····</footer> | 532 | ····</footer> |
| 533 | ··</div> | 533 | ··</div> |
| 534 | </main> | 534 | </main> |
| 535 | </div> | 535 | </div> |
| 536 | <script> | 536 | <script> |
| 537 | ··function·mermaidLoaded()·{ | 537 | ··function·mermaidLoaded()·{ |
| 538 | ····mermaid.initialize({ | 538 | ····mermaid.initialize({ |
| Offset 497, 15 lines modified | Offset 497, 15 lines modified | ||
| 497 | ······<p·class="built-using"> | 497 | ······<p·class="built-using"> |
| 498 | ········Built·using | 498 | ········Built·using |
| 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 501 | ······</p> | 501 | ······</p> |
| 502 | <p>Copyright·©·1996-202 | 502 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 503 | ····</footer> | 503 | ····</footer> |
| 504 | ··</div> | 504 | ··</div> |
| 505 | </main> | 505 | </main> |
| 506 | </div> | 506 | </div> |
| 507 | <script> | 507 | <script> |
| 508 | ··function·mermaidLoaded()·{ | 508 | ··function·mermaidLoaded()·{ |
| 509 | ····mermaid.initialize({ | 509 | ····mermaid.initialize({ |
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| 561 | ······<p·class="built-using"> | 561 | ······<p·class="built-using"> |
| 562 | ········Built·using | 562 | ········Built·using |
| 563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 563 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 564 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 565 | ······</p> | 565 | ······</p> |
| 566 | <p>Copyright·©·1996-202 | 566 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 567 | ····</footer> | 567 | ····</footer> |
| 568 | ··</div> | 568 | ··</div> |
| 569 | </main> | 569 | </main> |
| 570 | </div> | 570 | </div> |
| 571 | <script> | 571 | <script> |
| 572 | ··function·mermaidLoaded()·{ | 572 | ··function·mermaidLoaded()·{ |
| 573 | ····mermaid.initialize({ | 573 | ····mermaid.initialize({ |
| Offset 344, 15 lines modified | Offset 344, 15 lines modified | ||
| 344 | ······<p·class="built-using"> | 344 | ······<p·class="built-using"> |
| 345 | ········Built·using | 345 | ········Built·using |
| 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 348 | ······</p> | 348 | ······</p> |
| 349 | <p>Copyright·©·1996-202 | 349 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 350 | ····</footer> | 350 | ····</footer> |
| 351 | ··</div> | 351 | ··</div> |
| 352 | </main> | 352 | </main> |
| 353 | </div> | 353 | </div> |
| 354 | <script> | 354 | <script> |
| 355 | ··function·mermaidLoaded()·{ | 355 | ··function·mermaidLoaded()·{ |
| 356 | ····mermaid.initialize({ | 356 | ····mermaid.initialize({ |
| Offset 1244, 15 lines modified | Offset 1244, 15 lines modified | ||
| 1244 | ······<p·class="built-using"> | 1244 | ······<p·class="built-using"> |
| 1245 | ········Built·using | 1245 | ········Built·using |
| 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1246 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1247 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1248 | ······</p> | 1248 | ······</p> |
| 1249 | <p>Copyright·©·1996-202 | 1249 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1250 | ····</footer> | 1250 | ····</footer> |
| 1251 | ··</div> | 1251 | ··</div> |
| 1252 | </main> | 1252 | </main> |
| 1253 | </div> | 1253 | </div> |
| 1254 | <script> | 1254 | <script> |
| 1255 | ··function·mermaidLoaded()·{ | 1255 | ··function·mermaidLoaded()·{ |
| 1256 | ····mermaid.initialize({ | 1256 | ····mermaid.initialize({ |
| Offset 664, 15 lines modified | Offset 664, 15 lines modified | ||
| 664 | ······<p·class="built-using"> | 664 | ······<p·class="built-using"> |
| 665 | ········Built·using | 665 | ········Built·using |
| 666 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 666 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 667 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 667 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 668 | ······</p> | 668 | ······</p> |
| 669 | <p>Copyright·©·1996-202 | 669 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 670 | ····</footer> | 670 | ····</footer> |
| 671 | ··</div> | 671 | ··</div> |
| 672 | </main> | 672 | </main> |
| 673 | </div> | 673 | </div> |
| 674 | <script> | 674 | <script> |
| 675 | ··function·mermaidLoaded()·{ | 675 | ··function·mermaidLoaded()·{ |
| 676 | ····mermaid.initialize({ | 676 | ····mermaid.initialize({ |
| Offset 391, 15 lines modified | Offset 391, 15 lines modified | ||
| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
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| 318 | ······<p·class="built-using"> | 318 | ······<p·class="built-using"> |
| 319 | ········Built·using | 319 | ········Built·using |
| 320 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 320 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 321 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 321 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 322 | ······</p> | 322 | ······</p> |
| 323 | <p>Copyright·©·1996-202 | 323 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 324 | ····</footer> | 324 | ····</footer> |
| 325 | ··</div> | 325 | ··</div> |
| 326 | </main> | 326 | </main> |
| 327 | </div> | 327 | </div> |
| 328 | <script> | 328 | <script> |
| 329 | ··function·mermaidLoaded()·{ | 329 | ··function·mermaidLoaded()·{ |
| 330 | ····mermaid.initialize({ | 330 | ····mermaid.initialize({ |
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| 1121 | ······<p·class="built-using"> | 1121 | ······<p·class="built-using"> |
| 1122 | ········Built·using | 1122 | ········Built·using |
| 1123 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1123 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1124 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1124 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1125 | ······</p> | 1125 | ······</p> |
| 1126 | <p>Copyright·©·1996-202 | 1126 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1127 | ····</footer> | 1127 | ····</footer> |
| 1128 | ··</div> | 1128 | ··</div> |
| 1129 | </main> | 1129 | </main> |
| 1130 | </div> | 1130 | </div> |
| 1131 | <script> | 1131 | <script> |
| 1132 | ··function·mermaidLoaded()·{ | 1132 | ··function·mermaidLoaded()·{ |
| 1133 | ····mermaid.initialize({ | 1133 | ····mermaid.initialize({ |
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| 463 | ······<p·class="built-using"> | 463 | ······<p·class="built-using"> |
| 464 | ········Built·using | 464 | ········Built·using |
| 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 467 | ······</p> | 467 | ······</p> |
| 468 | <p>Copyright·©·1996-202 | 468 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 469 | ····</footer> | 469 | ····</footer> |
| 470 | ··</div> | 470 | ··</div> |
| 471 | </main> | 471 | </main> |
| 472 | </div> | 472 | </div> |
| 473 | <script> | 473 | <script> |
| 474 | ··function·mermaidLoaded()·{ | 474 | ··function·mermaidLoaded()·{ |
| 475 | ····mermaid.initialize({ | 475 | ····mermaid.initialize({ |
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| 3866 | ······<p·class="built-using"> | 3866 | ······<p·class="built-using"> |
| 3867 | ········Built·using | 3867 | ········Built·using |
| 3868 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3868 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3869 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3869 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3870 | ······</p> | 3870 | ······</p> |
| 3871 | <p>Copyright·©·1996-202 | 3871 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3872 | ····</footer> | 3872 | ····</footer> |
| 3873 | ··</div> | 3873 | ··</div> |
| 3874 | </main> | 3874 | </main> |
| 3875 | </div> | 3875 | </div> |
| 3876 | <script> | 3876 | <script> |
| 3877 | ··function·mermaidLoaded()·{ | 3877 | ··function·mermaidLoaded()·{ |
| 3878 | ····mermaid.initialize({ | 3878 | ····mermaid.initialize({ |
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| 385 | ······<p·class="built-using"> | 385 | ······<p·class="built-using"> |
| 386 | ········Built·using | 386 | ········Built·using |
| 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 389 | ······</p> | 389 | ······</p> |
| 390 | <p>Copyright·©·1996-202 | 390 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 391 | ····</footer> | 391 | ····</footer> |
| 392 | ··</div> | 392 | ··</div> |
| 393 | </main> | 393 | </main> |
| 394 | </div> | 394 | </div> |
| 395 | <script> | 395 | <script> |
| 396 | ··function·mermaidLoaded()·{ | 396 | ··function·mermaidLoaded()·{ |
| 397 | ····mermaid.initialize({ | 397 | ····mermaid.initialize({ |
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| 252 | ······<p·class="built-using"> | 252 | ······<p·class="built-using"> |
| 253 | ········Built·using | 253 | ········Built·using |
| 254 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 254 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 255 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 255 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 256 | ······</p> | 256 | ······</p> |
| 257 | <p>Copyright·©·1996-202 | 257 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 258 | ····</footer> | 258 | ····</footer> |
| 259 | ··</div> | 259 | ··</div> |
| 260 | </main> | 260 | </main> |
| 261 | </div> | 261 | </div> |
| 262 | <script> | 262 | <script> |
| 263 | ··function·mermaidLoaded()·{ | 263 | ··function·mermaidLoaded()·{ |
| 264 | ····mermaid.initialize({ | 264 | ····mermaid.initialize({ |
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| 336 | ······<p·class="built-using"> | 336 | ······<p·class="built-using"> |
| 337 | ········Built·using | 337 | ········Built·using |
| 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 338 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 339 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 340 | ······</p> | 340 | ······</p> |
| 341 | <p>Copyright·©·1996-202 | 341 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 342 | ····</footer> | 342 | ····</footer> |
| 343 | ··</div> | 343 | ··</div> |
| 344 | </main> | 344 | </main> |
| 345 | </div> | 345 | </div> |
| 346 | <script> | 346 | <script> |
| 347 | ··function·mermaidLoaded()·{ | 347 | ··function·mermaidLoaded()·{ |
| 348 | ····mermaid.initialize({ | 348 | ····mermaid.initialize({ |
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| 570 | ······<p·class="built-using"> | 570 | ······<p·class="built-using"> |
| 571 | ········Built·using | 571 | ········Built·using |
| 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 572 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 573 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 574 | ······</p> | 574 | ······</p> |
| 575 | <p>Copyright·©·1996-202 | 575 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 576 | ····</footer> | 576 | ····</footer> |
| 577 | ··</div> | 577 | ··</div> |
| 578 | </main> | 578 | </main> |
| 579 | </div> | 579 | </div> |
| 580 | <script> | 580 | <script> |
| 581 | ··function·mermaidLoaded()·{ | 581 | ··function·mermaidLoaded()·{ |
| 582 | ····mermaid.initialize({ | 582 | ····mermaid.initialize({ |
| Offset 921, 15 lines modified | Offset 921, 15 lines modified | ||
| 921 | ······<p·class="built-using"> | 921 | ······<p·class="built-using"> |
| 922 | ········Built·using | 922 | ········Built·using |
| 923 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 923 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 924 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 924 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 925 | ······</p> | 925 | ······</p> |
| 926 | <p>Copyright·©·1996-202 | 926 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 927 | ····</footer> | 927 | ····</footer> |
| 928 | ··</div> | 928 | ··</div> |
| 929 | </main> | 929 | </main> |
| 930 | </div> | 930 | </div> |
| 931 | <script> | 931 | <script> |
| 932 | ··function·mermaidLoaded()·{ | 932 | ··function·mermaidLoaded()·{ |
| 933 | ····mermaid.initialize({ | 933 | ····mermaid.initialize({ |
| Offset 515, 15 lines modified | Offset 515, 15 lines modified | ||
| 515 | ······<p·class="built-using"> | 515 | ······<p·class="built-using"> |
| 516 | ········Built·using | 516 | ········Built·using |
| 517 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 517 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 518 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 518 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 519 | ······</p> | 519 | ······</p> |
| 520 | <p>Copyright·©·1996-202 | 520 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 521 | ····</footer> | 521 | ····</footer> |
| 522 | ··</div> | 522 | ··</div> |
| 523 | </main> | 523 | </main> |
| 524 | </div> | 524 | </div> |
| 525 | <script> | 525 | <script> |
| 526 | ··function·mermaidLoaded()·{ | 526 | ··function·mermaidLoaded()·{ |
| 527 | ····mermaid.initialize({ | 527 | ····mermaid.initialize({ |
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| 569 | ······<p·class="built-using"> | 569 | ······<p·class="built-using"> |
| 570 | ········Built·using | 570 | ········Built·using |
| 571 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 571 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 572 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 572 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 573 | ······</p> | 573 | ······</p> |
| 574 | <p>Copyright·©·1996-202 | 574 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 575 | ····</footer> | 575 | ····</footer> |
| 576 | ··</div> | 576 | ··</div> |
| 577 | </main> | 577 | </main> |
| 578 | </div> | 578 | </div> |
| 579 | <script> | 579 | <script> |
| 580 | ··function·mermaidLoaded()·{ | 580 | ··function·mermaidLoaded()·{ |
| 581 | ····mermaid.initialize({ | 581 | ····mermaid.initialize({ |
| Offset 675, 15 lines modified | Offset 675, 15 lines modified | ||
| 675 | ······<p·class="built-using"> | 675 | ······<p·class="built-using"> |
| 676 | ········Built·using | 676 | ········Built·using |
| 677 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 677 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 678 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 678 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 679 | ······</p> | 679 | ······</p> |
| 680 | <p>Copyright·©·1996-202 | 680 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 681 | ····</footer> | 681 | ····</footer> |
| 682 | ··</div> | 682 | ··</div> |
| 683 | </main> | 683 | </main> |
| 684 | </div> | 684 | </div> |
| 685 | <script> | 685 | <script> |
| 686 | ··function·mermaidLoaded()·{ | 686 | ··function·mermaidLoaded()·{ |
| 687 | ····mermaid.initialize({ | 687 | ····mermaid.initialize({ |
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| 289 | ······<p·class="built-using"> | 289 | ······<p·class="built-using"> |
| 290 | ········Built·using | 290 | ········Built·using |
| 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 293 | ······</p> | 293 | ······</p> |
| 294 | <p>Copyright·©·1996-202 | 294 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 295 | ····</footer> | 295 | ····</footer> |
| 296 | ··</div> | 296 | ··</div> |
| 297 | </main> | 297 | </main> |
| 298 | </div> | 298 | </div> |
| 299 | <script> | 299 | <script> |
| 300 | ··function·mermaidLoaded()·{ | 300 | ··function·mermaidLoaded()·{ |
| 301 | ····mermaid.initialize({ | 301 | ····mermaid.initialize({ |
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| 420 | ······<p·class="built-using"> | 420 | ······<p·class="built-using"> |
| 421 | ········Built·using | 421 | ········Built·using |
| 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 424 | ······</p> | 424 | ······</p> |
| 425 | <p>Copyright·©·1996-202 | 425 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 426 | ····</footer> | 426 | ····</footer> |
| 427 | ··</div> | 427 | ··</div> |
| 428 | </main> | 428 | </main> |
| 429 | </div> | 429 | </div> |
| 430 | <script> | 430 | <script> |
| 431 | ··function·mermaidLoaded()·{ | 431 | ··function·mermaidLoaded()·{ |
| 432 | ····mermaid.initialize({ | 432 | ····mermaid.initialize({ |
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| 346 | ······<p·class="built-using"> | 346 | ······<p·class="built-using"> |
| 347 | ········Built·using | 347 | ········Built·using |
| 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 348 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 349 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 350 | ······</p> | 350 | ······</p> |
| 351 | <p>Copyright·©·1996-202 | 351 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 352 | ····</footer> | 352 | ····</footer> |
| 353 | ··</div> | 353 | ··</div> |
| 354 | </main> | 354 | </main> |
| 355 | </div> | 355 | </div> |
| 356 | <script> | 356 | <script> |
| 357 | ··function·mermaidLoaded()·{ | 357 | ··function·mermaidLoaded()·{ |
| 358 | ····mermaid.initialize({ | 358 | ····mermaid.initialize({ |
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| 575 | ······<p·class="built-using"> | 575 | ······<p·class="built-using"> |
| 576 | ········Built·using | 576 | ········Built·using |
| 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 577 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 578 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 579 | ······</p> | 579 | ······</p> |
| 580 | <p>Copyright·©·1996-202 | 580 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 581 | ····</footer> | 581 | ····</footer> |
| 582 | ··</div> | 582 | ··</div> |
| 583 | </main> | 583 | </main> |
| 584 | </div> | 584 | </div> |
| 585 | <script> | 585 | <script> |
| 586 | ··function·mermaidLoaded()·{ | 586 | ··function·mermaidLoaded()·{ |
| 587 | ····mermaid.initialize({ | 587 | ····mermaid.initialize({ |
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| 644 | ······<p·class="built-using"> | 644 | ······<p·class="built-using"> |
| 645 | ········Built·using | 645 | ········Built·using |
| 646 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 646 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 647 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 647 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 648 | ······</p> | 648 | ······</p> |
| 649 | <p>Copyright·©·1996-202 | 649 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 650 | ····</footer> | 650 | ····</footer> |
| 651 | ··</div> | 651 | ··</div> |
| 652 | </main> | 652 | </main> |
| 653 | </div> | 653 | </div> |
| 654 | <script> | 654 | <script> |
| 655 | ··function·mermaidLoaded()·{ | 655 | ··function·mermaidLoaded()·{ |
| 656 | ····mermaid.initialize({ | 656 | ····mermaid.initialize({ |
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| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
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| 902 | ······<p·class="built-using"> | 902 | ······<p·class="built-using"> |
| 903 | ········Built·using | 903 | ········Built·using |
| 904 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 904 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 905 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 905 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 906 | ······</p> | 906 | ······</p> |
| 907 | <p>Copyright·©·1996-202 | 907 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 908 | ····</footer> | 908 | ····</footer> |
| 909 | ··</div> | 909 | ··</div> |
| 910 | </main> | 910 | </main> |
| 911 | </div> | 911 | </div> |
| 912 | <script> | 912 | <script> |
| 913 | ··function·mermaidLoaded()·{ | 913 | ··function·mermaidLoaded()·{ |
| 914 | ····mermaid.initialize({ | 914 | ····mermaid.initialize({ |
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| 344 | ······<p·class="built-using"> | 344 | ······<p·class="built-using"> |
| 345 | ········Built·using | 345 | ········Built·using |
| 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 346 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 347 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 348 | ······</p> | 348 | ······</p> |
| 349 | <p>Copyright·©·1996-202 | 349 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 350 | ····</footer> | 350 | ····</footer> |
| 351 | ··</div> | 351 | ··</div> |
| 352 | </main> | 352 | </main> |
| 353 | </div> | 353 | </div> |
| 354 | <script> | 354 | <script> |
| 355 | ··function·mermaidLoaded()·{ | 355 | ··function·mermaidLoaded()·{ |
| 356 | ····mermaid.initialize({ | 356 | ····mermaid.initialize({ |
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| 572 | ······<p·class="built-using"> | 572 | ······<p·class="built-using"> |
| 573 | ········Built·using | 573 | ········Built·using |
| 574 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 574 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 575 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 575 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 576 | ······</p> | 576 | ······</p> |
| 577 | <p>Copyright·©·1996-202 | 577 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 578 | ····</footer> | 578 | ····</footer> |
| 579 | ··</div> | 579 | ··</div> |
| 580 | </main> | 580 | </main> |
| 581 | </div> | 581 | </div> |
| 582 | <script> | 582 | <script> |
| 583 | ··function·mermaidLoaded()·{ | 583 | ··function·mermaidLoaded()·{ |
| 584 | ····mermaid.initialize({ | 584 | ····mermaid.initialize({ |
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| 560 | ······<p·class="built-using"> | 560 | ······<p·class="built-using"> |
| 561 | ········Built·using | 561 | ········Built·using |
| 562 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 562 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 563 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 563 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 564 | ······</p> | 564 | ······</p> |
| 565 | <p>Copyright·©·1996-202 | 565 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 566 | ····</footer> | 566 | ····</footer> |
| 567 | ··</div> | 567 | ··</div> |
| 568 | </main> | 568 | </main> |
| 569 | </div> | 569 | </div> |
| 570 | <script> | 570 | <script> |
| 571 | ··function·mermaidLoaded()·{ | 571 | ··function·mermaidLoaded()·{ |
| 572 | ····mermaid.initialize({ | 572 | ····mermaid.initialize({ |
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| 508 | ······<p·class="built-using"> | 508 | ······<p·class="built-using"> |
| 509 | ········Built·using | 509 | ········Built·using |
| 510 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 510 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 511 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 511 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 512 | ······</p> | 512 | ······</p> |
| 513 | <p>Copyright·©·1996-202 | 513 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 514 | ····</footer> | 514 | ····</footer> |
| 515 | ··</div> | 515 | ··</div> |
| 516 | </main> | 516 | </main> |
| 517 | </div> | 517 | </div> |
| 518 | <script> | 518 | <script> |
| 519 | ··function·mermaidLoaded()·{ | 519 | ··function·mermaidLoaded()·{ |
| 520 | ····mermaid.initialize({ | 520 | ····mermaid.initialize({ |
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| 815 | ······<p·class="built-using"> | 815 | ······<p·class="built-using"> |
| 816 | ········Built·using | 816 | ········Built·using |
| 817 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 817 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 818 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 818 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 819 | ······</p> | 819 | ······</p> |
| 820 | <p>Copyright·©·1996-202 | 820 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 821 | ····</footer> | 821 | ····</footer> |
| 822 | ··</div> | 822 | ··</div> |
| 823 | </main> | 823 | </main> |
| 824 | </div> | 824 | </div> |
| 825 | <script> | 825 | <script> |
| 826 | ··function·mermaidLoaded()·{ | 826 | ··function·mermaidLoaded()·{ |
| 827 | ····mermaid.initialize({ | 827 | ····mermaid.initialize({ |
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| 352 | ······<p·class="built-using"> | 352 | ······<p·class="built-using"> |
| 353 | ········Built·using | 353 | ········Built·using |
| 354 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 354 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 355 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 355 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 356 | ······</p> | 356 | ······</p> |
| 357 | <p>Copyright·©·1996-202 | 357 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 358 | ····</footer> | 358 | ····</footer> |
| 359 | ··</div> | 359 | ··</div> |
| 360 | </main> | 360 | </main> |
| 361 | </div> | 361 | </div> |
| 362 | <script> | 362 | <script> |
| 363 | ··function·mermaidLoaded()·{ | 363 | ··function·mermaidLoaded()·{ |
| 364 | ····mermaid.initialize({ | 364 | ····mermaid.initialize({ |
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| 1157 | ······<p·class="built-using"> | 1157 | ······<p·class="built-using"> |
| 1158 | ········Built·using | 1158 | ········Built·using |
| 1159 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1159 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1160 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1160 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1161 | ······</p> | 1161 | ······</p> |
| 1162 | <p>Copyright·©·1996-202 | 1162 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1163 | ····</footer> | 1163 | ····</footer> |
| 1164 | ··</div> | 1164 | ··</div> |
| 1165 | </main> | 1165 | </main> |
| 1166 | </div> | 1166 | </div> |
| 1167 | <script> | 1167 | <script> |
| 1168 | ··function·mermaidLoaded()·{ | 1168 | ··function·mermaidLoaded()·{ |
| 1169 | ····mermaid.initialize({ | 1169 | ····mermaid.initialize({ |
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| 811 | ······<p·class="built-using"> | 811 | ······<p·class="built-using"> |
| 812 | ········Built·using | 812 | ········Built·using |
| 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 813 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 814 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 815 | ······</p> | 815 | ······</p> |
| 816 | <p>Copyright·©·1996-202 | 816 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 817 | ····</footer> | 817 | ····</footer> |
| 818 | ··</div> | 818 | ··</div> |
| 819 | </main> | 819 | </main> |
| 820 | </div> | 820 | </div> |
| 821 | <script> | 821 | <script> |
| 822 | ··function·mermaidLoaded()·{ | 822 | ··function·mermaidLoaded()·{ |
| 823 | ····mermaid.initialize({ | 823 | ····mermaid.initialize({ |
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| 420 | ······<p·class="built-using"> | 420 | ······<p·class="built-using"> |
| 421 | ········Built·using | 421 | ········Built·using |
| 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 424 | ······</p> | 424 | ······</p> |
| 425 | <p>Copyright·©·1996-202 | 425 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 426 | ····</footer> | 426 | ····</footer> |
| 427 | ··</div> | 427 | ··</div> |
| 428 | </main> | 428 | </main> |
| 429 | </div> | 429 | </div> |
| 430 | <script> | 430 | <script> |
| 431 | ··function·mermaidLoaded()·{ | 431 | ··function·mermaidLoaded()·{ |
| 432 | ····mermaid.initialize({ | 432 | ····mermaid.initialize({ |
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| 637 | ······<p·class="built-using"> | 637 | ······<p·class="built-using"> |
| 638 | ········Built·using | 638 | ········Built·using |
| 639 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 639 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 640 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 640 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 641 | ······</p> | 641 | ······</p> |
| 642 | <p>Copyright·©·1996-202 | 642 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 643 | ····</footer> | 643 | ····</footer> |
| 644 | ··</div> | 644 | ··</div> |
| 645 | </main> | 645 | </main> |
| 646 | </div> | 646 | </div> |
| 647 | <script> | 647 | <script> |
| 648 | ··function·mermaidLoaded()·{ | 648 | ··function·mermaidLoaded()·{ |
| 649 | ····mermaid.initialize({ | 649 | ····mermaid.initialize({ |
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| 343 | ······<p·class="built-using"> | 343 | ······<p·class="built-using"> |
| 344 | ········Built·using | 344 | ········Built·using |
| 345 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 345 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 346 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 346 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 347 | ······</p> | 347 | ······</p> |
| 348 | <p>Copyright·©·1996-202 | 348 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 349 | ····</footer> | 349 | ····</footer> |
| 350 | ··</div> | 350 | ··</div> |
| 351 | </main> | 351 | </main> |
| 352 | </div> | 352 | </div> |
| 353 | <script> | 353 | <script> |
| 354 | ··function·mermaidLoaded()·{ | 354 | ··function·mermaidLoaded()·{ |
| 355 | ····mermaid.initialize({ | 355 | ····mermaid.initialize({ |
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| 1234 | ······<p·class="built-using"> | 1234 | ······<p·class="built-using"> |
| 1235 | ········Built·using | 1235 | ········Built·using |
| 1236 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1236 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1237 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1237 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1238 | ······</p> | 1238 | ······</p> |
| 1239 | <p>Copyright·©·1996-202 | 1239 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1240 | ····</footer> | 1240 | ····</footer> |
| 1241 | ··</div> | 1241 | ··</div> |
| 1242 | </main> | 1242 | </main> |
| 1243 | </div> | 1243 | </div> |
| 1244 | <script> | 1244 | <script> |
| 1245 | ··function·mermaidLoaded()·{ | 1245 | ··function·mermaidLoaded()·{ |
| 1246 | ····mermaid.initialize({ | 1246 | ····mermaid.initialize({ |
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| 218 | ······<p·class="built-using"> | 218 | ······<p·class="built-using"> |
| 219 | ········Built·using | 219 | ········Built·using |
| 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 220 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 221 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 222 | ······</p> | 222 | ······</p> |
| 223 | <p>Copyright·©·1996-202 | 223 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 224 | ····</footer> | 224 | ····</footer> |
| 225 | ··</div> | 225 | ··</div> |
| 226 | </main> | 226 | </main> |
| 227 | </div> | 227 | </div> |
| 228 | <script> | 228 | <script> |
| 229 | ··function·mermaidLoaded()·{ | 229 | ··function·mermaidLoaded()·{ |
| 230 | ····mermaid.initialize({ | 230 | ····mermaid.initialize({ |
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| 428 | ······<p·class="built-using"> | 428 | ······<p·class="built-using"> |
| 429 | ········Built·using | 429 | ········Built·using |
| 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 432 | ······</p> | 432 | ······</p> |
| 433 | <p>Copyright·©·1996-202 | 433 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 434 | ····</footer> | 434 | ····</footer> |
| 435 | ··</div> | 435 | ··</div> |
| 436 | </main> | 436 | </main> |
| 437 | </div> | 437 | </div> |
| 438 | <script> | 438 | <script> |
| 439 | ··function·mermaidLoaded()·{ | 439 | ··function·mermaidLoaded()·{ |
| 440 | ····mermaid.initialize({ | 440 | ····mermaid.initialize({ |
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| 524 | ······<p·class="built-using"> | 524 | ······<p·class="built-using"> |
| 525 | ········Built·using | 525 | ········Built·using |
| 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 528 | ······</p> | 528 | ······</p> |
| 529 | <p>Copyright·©·1996-202 | 529 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 530 | ····</footer> | 530 | ····</footer> |
| 531 | ··</div> | 531 | ··</div> |
| 532 | </main> | 532 | </main> |
| 533 | </div> | 533 | </div> |
| 534 | <script> | 534 | <script> |
| 535 | ··function·mermaidLoaded()·{ | 535 | ··function·mermaidLoaded()·{ |
| 536 | ····mermaid.initialize({ | 536 | ····mermaid.initialize({ |
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| 441 | ······<p·class="built-using"> | 441 | ······<p·class="built-using"> |
| 442 | ········Built·using | 442 | ········Built·using |
| 443 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 443 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 444 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 444 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 445 | ······</p> | 445 | ······</p> |
| 446 | <p>Copyright·©·1996-202 | 446 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 447 | ····</footer> | 447 | ····</footer> |
| 448 | ··</div> | 448 | ··</div> |
| 449 | </main> | 449 | </main> |
| 450 | </div> | 450 | </div> |
| 451 | <script> | 451 | <script> |
| 452 | ··function·mermaidLoaded()·{ | 452 | ··function·mermaidLoaded()·{ |
| 453 | ····mermaid.initialize({ | 453 | ····mermaid.initialize({ |
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| 708 | ······<p·class="built-using"> | 708 | ······<p·class="built-using"> |
| 709 | ········Built·using | 709 | ········Built·using |
| 710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 710 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 711 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 712 | ······</p> | 712 | ······</p> |
| 713 | <p>Copyright·©·1996-202 | 713 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 714 | ····</footer> | 714 | ····</footer> |
| 715 | ··</div> | 715 | ··</div> |
| 716 | </main> | 716 | </main> |
| 717 | </div> | 717 | </div> |
| 718 | <script> | 718 | <script> |
| 719 | ··function·mermaidLoaded()·{ | 719 | ··function·mermaidLoaded()·{ |
| 720 | ····mermaid.initialize({ | 720 | ····mermaid.initialize({ |
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| 1062 | ······<p·class="built-using"> | 1062 | ······<p·class="built-using"> |
| 1063 | ········Built·using | 1063 | ········Built·using |
| 1064 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1064 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1065 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1065 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1066 | ······</p> | 1066 | ······</p> |
| 1067 | <p>Copyright·©·1996-202 | 1067 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1068 | ····</footer> | 1068 | ····</footer> |
| 1069 | ··</div> | 1069 | ··</div> |
| 1070 | </main> | 1070 | </main> |
| 1071 | </div> | 1071 | </div> |
| 1072 | <script> | 1072 | <script> |
| 1073 | ··function·mermaidLoaded()·{ | 1073 | ··function·mermaidLoaded()·{ |
| 1074 | ····mermaid.initialize({ | 1074 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 2119 | ······<p·class="built-using"> | 2119 | ······<p·class="built-using"> |
| 2120 | ········Built·using | 2120 | ········Built·using |
| 2121 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2121 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2122 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2122 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2123 | ······</p> | 2123 | ······</p> |
| 2124 | <p>Copyright·©·1996-202 | 2124 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2125 | ····</footer> | 2125 | ····</footer> |
| 2126 | ··</div> | 2126 | ··</div> |
| 2127 | </main> | 2127 | </main> |
| 2128 | </div> | 2128 | </div> |
| 2129 | <script> | 2129 | <script> |
| 2130 | ··function·mermaidLoaded()·{ | 2130 | ··function·mermaidLoaded()·{ |
| 2131 | ····mermaid.initialize({ | 2131 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 598 | ······<p·class="built-using"> | 598 | ······<p·class="built-using"> |
| 599 | ········Built·using | 599 | ········Built·using |
| 600 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 600 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 601 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 601 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 602 | ······</p> | 602 | ······</p> |
| 603 | <p>Copyright·©·1996-202 | 603 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 604 | ····</footer> | 604 | ····</footer> |
| 605 | ··</div> | 605 | ··</div> |
| 606 | </main> | 606 | </main> |
| 607 | </div> | 607 | </div> |
| 608 | <script> | 608 | <script> |
| 609 | ··function·mermaidLoaded()·{ | 609 | ··function·mermaidLoaded()·{ |
| 610 | ····mermaid.initialize({ | 610 | ····mermaid.initialize({ |
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| 686 | ······<p·class="built-using"> | 686 | ······<p·class="built-using"> |
| 687 | ········Built·using | 687 | ········Built·using |
| 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 688 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 689 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 690 | ······</p> | 690 | ······</p> |
| 691 | <p>Copyright·©·1996-202 | 691 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 692 | ····</footer> | 692 | ····</footer> |
| 693 | ··</div> | 693 | ··</div> |
| 694 | </main> | 694 | </main> |
| 695 | </div> | 695 | </div> |
| 696 | <script> | 696 | <script> |
| 697 | ··function·mermaidLoaded()·{ | 697 | ··function·mermaidLoaded()·{ |
| 698 | ····mermaid.initialize({ | 698 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 1124 | ······<p·class="built-using"> | 1124 | ······<p·class="built-using"> |
| 1125 | ········Built·using | 1125 | ········Built·using |
| 1126 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1126 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1127 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1127 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1128 | ······</p> | 1128 | ······</p> |
| 1129 | <p>Copyright·©·1996-202 | 1129 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1130 | ····</footer> | 1130 | ····</footer> |
| 1131 | ··</div> | 1131 | ··</div> |
| 1132 | </main> | 1132 | </main> |
| 1133 | </div> | 1133 | </div> |
| 1134 | <script> | 1134 | <script> |
| 1135 | ··function·mermaidLoaded()·{ | 1135 | ··function·mermaidLoaded()·{ |
| 1136 | ····mermaid.initialize({ | 1136 | ····mermaid.initialize({ |
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| 216 | ······<p·class="built-using"> | 216 | ······<p·class="built-using"> |
| 217 | ········Built·using | 217 | ········Built·using |
| 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 218 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 219 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 220 | ······</p> | 220 | ······</p> |
| 221 | <p>Copyright·©·1996-202 | 221 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 222 | ····</footer> | 222 | ····</footer> |
| 223 | ··</div> | 223 | ··</div> |
| 224 | </main> | 224 | </main> |
| 225 | </div> | 225 | </div> |
| 226 | <script> | 226 | <script> |
| 227 | ··function·mermaidLoaded()·{ | 227 | ··function·mermaidLoaded()·{ |
| 228 | ····mermaid.initialize({ | 228 | ····mermaid.initialize({ |
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| 681 | ······<p·class="built-using"> | 681 | ······<p·class="built-using"> |
| 682 | ········Built·using | 682 | ········Built·using |
| 683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 685 | ······</p> | 685 | ······</p> |
| 686 | <p>Copyright·©·1996-202 | 686 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 687 | ····</footer> | 687 | ····</footer> |
| 688 | ··</div> | 688 | ··</div> |
| 689 | </main> | 689 | </main> |
| 690 | </div> | 690 | </div> |
| 691 | <script> | 691 | <script> |
| 692 | ··function·mermaidLoaded()·{ | 692 | ··function·mermaidLoaded()·{ |
| 693 | ····mermaid.initialize({ | 693 | ····mermaid.initialize({ |
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| 8031 | ······<p·class="built-using"> | 8031 | ······<p·class="built-using"> |
| 8032 | ········Built·using | 8032 | ········Built·using |
| 8033 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 8033 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 8034 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 8034 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 8035 | ······</p> | 8035 | ······</p> |
| 8036 | <p>Copyright·©·1996-202 | 8036 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 8037 | ····</footer> | 8037 | ····</footer> |
| 8038 | ··</div> | 8038 | ··</div> |
| 8039 | </main> | 8039 | </main> |
| 8040 | </div> | 8040 | </div> |
| 8041 | <script> | 8041 | <script> |
| 8042 | ··function·mermaidLoaded()·{ | 8042 | ··function·mermaidLoaded()·{ |
| 8043 | ····mermaid.initialize({ | 8043 | ····mermaid.initialize({ |
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| 1114 | ······<p·class="built-using"> | 1114 | ······<p·class="built-using"> |
| 1115 | ········Built·using | 1115 | ········Built·using |
| 1116 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1116 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1117 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1117 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1118 | ······</p> | 1118 | ······</p> |
| 1119 | <p>Copyright·©·1996-202 | 1119 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1120 | ····</footer> | 1120 | ····</footer> |
| 1121 | ··</div> | 1121 | ··</div> |
| 1122 | </main> | 1122 | </main> |
| 1123 | </div> | 1123 | </div> |
| 1124 | <script> | 1124 | <script> |
| 1125 | ··function·mermaidLoaded()·{ | 1125 | ··function·mermaidLoaded()·{ |
| 1126 | ····mermaid.initialize({ | 1126 | ····mermaid.initialize({ |
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| 1045 | ······<p·class="built-using"> | 1045 | ······<p·class="built-using"> |
| 1046 | ········Built·using | 1046 | ········Built·using |
| 1047 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1047 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1048 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1048 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1049 | ······</p> | 1049 | ······</p> |
| 1050 | <p>Copyright·©·1996-202 | 1050 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1051 | ····</footer> | 1051 | ····</footer> |
| 1052 | ··</div> | 1052 | ··</div> |
| 1053 | </main> | 1053 | </main> |
| 1054 | </div> | 1054 | </div> |
| 1055 | <script> | 1055 | <script> |
| 1056 | ··function·mermaidLoaded()·{ | 1056 | ··function·mermaidLoaded()·{ |
| 1057 | ····mermaid.initialize({ | 1057 | ····mermaid.initialize({ |
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| 420 | ······<p·class="built-using"> | 420 | ······<p·class="built-using"> |
| 421 | ········Built·using | 421 | ········Built·using |
| 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 422 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 423 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 424 | ······</p> | 424 | ······</p> |
| 425 | <p>Copyright·©·1996-202 | 425 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 426 | ····</footer> | 426 | ····</footer> |
| 427 | ··</div> | 427 | ··</div> |
| 428 | </main> | 428 | </main> |
| 429 | </div> | 429 | </div> |
| 430 | <script> | 430 | <script> |
| 431 | ··function·mermaidLoaded()·{ | 431 | ··function·mermaidLoaded()·{ |
| 432 | ····mermaid.initialize({ | 432 | ····mermaid.initialize({ |
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| 304 | ······<p·class="built-using"> | 304 | ······<p·class="built-using"> |
| 305 | ········Built·using | 305 | ········Built·using |
| 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 308 | ······</p> | 308 | ······</p> |
| 309 | <p>Copyright·©·1996-202 | 309 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 310 | ····</footer> | 310 | ····</footer> |
| 311 | ··</div> | 311 | ··</div> |
| 312 | </main> | 312 | </main> |
| 313 | </div> | 313 | </div> |
| 314 | <script> | 314 | <script> |
| 315 | ··function·mermaidLoaded()·{ | 315 | ··function·mermaidLoaded()·{ |
| 316 | ····mermaid.initialize({ | 316 | ····mermaid.initialize({ |
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| 379 | ······<p·class="built-using"> | 379 | ······<p·class="built-using"> |
| 380 | ········Built·using | 380 | ········Built·using |
| 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 381 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 382 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 383 | ······</p> | 383 | ······</p> |
| 384 | <p>Copyright·©·1996-202 | 384 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 385 | ····</footer> | 385 | ····</footer> |
| 386 | ··</div> | 386 | ··</div> |
| 387 | </main> | 387 | </main> |
| 388 | </div> | 388 | </div> |
| 389 | <script> | 389 | <script> |
| 390 | ··function·mermaidLoaded()·{ | 390 | ··function·mermaidLoaded()·{ |
| 391 | ····mermaid.initialize({ | 391 | ····mermaid.initialize({ |
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| 579 | ······<p·class="built-using"> | 579 | ······<p·class="built-using"> |
| 580 | ········Built·using | 580 | ········Built·using |
| 581 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 581 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 582 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 582 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 583 | ······</p> | 583 | ······</p> |
| 584 | <p>Copyright·©·1996-202 | 584 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 585 | ····</footer> | 585 | ····</footer> |
| 586 | ··</div> | 586 | ··</div> |
| 587 | </main> | 587 | </main> |
| 588 | </div> | 588 | </div> |
| 589 | <script> | 589 | <script> |
| 590 | ··function·mermaidLoaded()·{ | 590 | ··function·mermaidLoaded()·{ |
| 591 | ····mermaid.initialize({ | 591 | ····mermaid.initialize({ |
| Offset 380, 15 lines modified | Offset 380, 15 lines modified | ||
| 380 | ······<p·class="built-using"> | 380 | ······<p·class="built-using"> |
| 381 | ········Built·using | 381 | ········Built·using |
| 382 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 382 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 383 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 383 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 384 | ······</p> | 384 | ······</p> |
| 385 | <p>Copyright·©·1996-202 | 385 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 386 | ····</footer> | 386 | ····</footer> |
| 387 | ··</div> | 387 | ··</div> |
| 388 | </main> | 388 | </main> |
| 389 | </div> | 389 | </div> |
| 390 | <script> | 390 | <script> |
| 391 | ··function·mermaidLoaded()·{ | 391 | ··function·mermaidLoaded()·{ |
| 392 | ····mermaid.initialize({ | 392 | ····mermaid.initialize({ |
| Offset 524, 15 lines modified | Offset 524, 15 lines modified | ||
| 524 | ······<p·class="built-using"> | 524 | ······<p·class="built-using"> |
| 525 | ········Built·using | 525 | ········Built·using |
| 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 526 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 527 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 528 | ······</p> | 528 | ······</p> |
| 529 | <p>Copyright·©·1996-202 | 529 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 530 | ····</footer> | 530 | ····</footer> |
| 531 | ··</div> | 531 | ··</div> |
| 532 | </main> | 532 | </main> |
| 533 | </div> | 533 | </div> |
| 534 | <script> | 534 | <script> |
| 535 | ··function·mermaidLoaded()·{ | 535 | ··function·mermaidLoaded()·{ |
| 536 | ····mermaid.initialize({ | 536 | ····mermaid.initialize({ |
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| 414 | ······<p·class="built-using"> | 414 | ······<p·class="built-using"> |
| 415 | ········Built·using | 415 | ········Built·using |
| 416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 416 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 417 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 418 | ······</p> | 418 | ······</p> |
| 419 | <p>Copyright·©·1996-202 | 419 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 420 | ····</footer> | 420 | ····</footer> |
| 421 | ··</div> | 421 | ··</div> |
| 422 | </main> | 422 | </main> |
| 423 | </div> | 423 | </div> |
| 424 | <script> | 424 | <script> |
| 425 | ··function·mermaidLoaded()·{ | 425 | ··function·mermaidLoaded()·{ |
| 426 | ····mermaid.initialize({ | 426 | ····mermaid.initialize({ |
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| 304 | ······<p·class="built-using"> | 304 | ······<p·class="built-using"> |
| 305 | ········Built·using | 305 | ········Built·using |
| 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 306 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 307 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 308 | ······</p> | 308 | ······</p> |
| 309 | <p>Copyright·©·1996-202 | 309 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 310 | ····</footer> | 310 | ····</footer> |
| 311 | ··</div> | 311 | ··</div> |
| 312 | </main> | 312 | </main> |
| 313 | </div> | 313 | </div> |
| 314 | <script> | 314 | <script> |
| 315 | ··function·mermaidLoaded()·{ | 315 | ··function·mermaidLoaded()·{ |
| 316 | ····mermaid.initialize({ | 316 | ····mermaid.initialize({ |
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| 329 | ······<p·class="built-using"> | 329 | ······<p·class="built-using"> |
| 330 | ········Built·using | 330 | ········Built·using |
| 331 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 331 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 332 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 332 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 333 | ······</p> | 333 | ······</p> |
| 334 | <p>Copyright·©·1996-202 | 334 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 335 | ····</footer> | 335 | ····</footer> |
| 336 | ··</div> | 336 | ··</div> |
| 337 | </main> | 337 | </main> |
| 338 | </div> | 338 | </div> |
| 339 | <script> | 339 | <script> |
| 340 | ··function·mermaidLoaded()·{ | 340 | ··function·mermaidLoaded()·{ |
| 341 | ····mermaid.initialize({ | 341 | ····mermaid.initialize({ |
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| 305 | ······<p·class="built-using"> | 305 | ······<p·class="built-using"> |
| 306 | ········Built·using | 306 | ········Built·using |
| 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 307 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 308 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 309 | ······</p> | 309 | ······</p> |
| 310 | <p>Copyright·©·1996-202 | 310 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 311 | ····</footer> | 311 | ····</footer> |
| 312 | ··</div> | 312 | ··</div> |
| 313 | </main> | 313 | </main> |
| 314 | </div> | 314 | </div> |
| 315 | <script> | 315 | <script> |
| 316 | ··function·mermaidLoaded()·{ | 316 | ··function·mermaidLoaded()·{ |
| 317 | ····mermaid.initialize({ | 317 | ····mermaid.initialize({ |
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| 377 | ······<p·class="built-using"> | 377 | ······<p·class="built-using"> |
| 378 | ········Built·using | 378 | ········Built·using |
| 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 379 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 380 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 381 | ······</p> | 381 | ······</p> |
| 382 | <p>Copyright·©·1996-202 | 382 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 383 | ····</footer> | 383 | ····</footer> |
| 384 | ··</div> | 384 | ··</div> |
| 385 | </main> | 385 | </main> |
| 386 | </div> | 386 | </div> |
| 387 | <script> | 387 | <script> |
| 388 | ··function·mermaidLoaded()·{ | 388 | ··function·mermaidLoaded()·{ |
| 389 | ····mermaid.initialize({ | 389 | ····mermaid.initialize({ |
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| 617 | ······<p·class="built-using"> | 617 | ······<p·class="built-using"> |
| 618 | ········Built·using | 618 | ········Built·using |
| 619 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 619 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 620 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 620 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 621 | ······</p> | 621 | ······</p> |
| 622 | <p>Copyright·©·1996-202 | 622 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 623 | ····</footer> | 623 | ····</footer> |
| 624 | ··</div> | 624 | ··</div> |
| 625 | </main> | 625 | </main> |
| 626 | </div> | 626 | </div> |
| 627 | <script> | 627 | <script> |
| 628 | ··function·mermaidLoaded()·{ | 628 | ··function·mermaidLoaded()·{ |
| 629 | ····mermaid.initialize({ | 629 | ····mermaid.initialize({ |
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| 711 | ······<p·class="built-using"> | 711 | ······<p·class="built-using"> |
| 712 | ········Built·using | 712 | ········Built·using |
| 713 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 713 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 714 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 714 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 715 | ······</p> | 715 | ······</p> |
| 716 | <p>Copyright·©·1996-202 | 716 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 717 | ····</footer> | 717 | ····</footer> |
| 718 | ··</div> | 718 | ··</div> |
| 719 | </main> | 719 | </main> |
| 720 | </div> | 720 | </div> |
| 721 | <script> | 721 | <script> |
| 722 | ··function·mermaidLoaded()·{ | 722 | ··function·mermaidLoaded()·{ |
| 723 | ····mermaid.initialize({ | 723 | ····mermaid.initialize({ |
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| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
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| 918 | ······<p·class="built-using"> | 918 | ······<p·class="built-using"> |
| 919 | ········Built·using | 919 | ········Built·using |
| 920 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 920 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 921 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 921 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 922 | ······</p> | 922 | ······</p> |
| 923 | <p>Copyright·©·1996-202 | 923 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 924 | ····</footer> | 924 | ····</footer> |
| 925 | ··</div> | 925 | ··</div> |
| 926 | </main> | 926 | </main> |
| 927 | </div> | 927 | </div> |
| 928 | <script> | 928 | <script> |
| 929 | ··function·mermaidLoaded()·{ | 929 | ··function·mermaidLoaded()·{ |
| 930 | ····mermaid.initialize({ | 930 | ····mermaid.initialize({ |
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| 345 | ······<p·class="built-using"> | 345 | ······<p·class="built-using"> |
| 346 | ········Built·using | 346 | ········Built·using |
| 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 349 | ······</p> | 349 | ······</p> |
| 350 | <p>Copyright·©·1996-202 | 350 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 351 | ····</footer> | 351 | ····</footer> |
| 352 | ··</div> | 352 | ··</div> |
| 353 | </main> | 353 | </main> |
| 354 | </div> | 354 | </div> |
| 355 | <script> | 355 | <script> |
| 356 | ··function·mermaidLoaded()·{ | 356 | ··function·mermaidLoaded()·{ |
| 357 | ····mermaid.initialize({ | 357 | ····mermaid.initialize({ |
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| 1299 | ······<p·class="built-using"> | 1299 | ······<p·class="built-using"> |
| 1300 | ········Built·using | 1300 | ········Built·using |
| 1301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1301 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1302 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1303 | ······</p> | 1303 | ······</p> |
| 1304 | <p>Copyright·©·1996-202 | 1304 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1305 | ····</footer> | 1305 | ····</footer> |
| 1306 | ··</div> | 1306 | ··</div> |
| 1307 | </main> | 1307 | </main> |
| 1308 | </div> | 1308 | </div> |
| 1309 | <script> | 1309 | <script> |
| 1310 | ··function·mermaidLoaded()·{ | 1310 | ··function·mermaidLoaded()·{ |
| 1311 | ····mermaid.initialize({ | 1311 | ····mermaid.initialize({ |
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| 430 | ······<p·class="built-using"> | 430 | ······<p·class="built-using"> |
| 431 | ········Built·using | 431 | ········Built·using |
| 432 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 432 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 433 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 433 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 434 | ······</p> | 434 | ······</p> |
| 435 | <p>Copyright·©·1996-202 | 435 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 436 | ····</footer> | 436 | ····</footer> |
| 437 | ··</div> | 437 | ··</div> |
| 438 | </main> | 438 | </main> |
| 439 | </div> | 439 | </div> |
| 440 | <script> | 440 | <script> |
| 441 | ··function·mermaidLoaded()·{ | 441 | ··function·mermaidLoaded()·{ |
| 442 | ····mermaid.initialize({ | 442 | ····mermaid.initialize({ |
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| 576 | ······<p·class="built-using"> | 576 | ······<p·class="built-using"> |
| 577 | ········Built·using | 577 | ········Built·using |
| 578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 578 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 579 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 580 | ······</p> | 580 | ······</p> |
| 581 | <p>Copyright·©·1996-202 | 581 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 582 | ····</footer> | 582 | ····</footer> |
| 583 | ··</div> | 583 | ··</div> |
| 584 | </main> | 584 | </main> |
| 585 | </div> | 585 | </div> |
| 586 | <script> | 586 | <script> |
| 587 | ··function·mermaidLoaded()·{ | 587 | ··function·mermaidLoaded()·{ |
| 588 | ····mermaid.initialize({ | 588 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 521 | ······<p·class="built-using"> | 521 | ······<p·class="built-using"> |
| 522 | ········Built·using | 522 | ········Built·using |
| 523 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 523 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 524 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 524 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 525 | ······</p> | 525 | ······</p> |
| 526 | <p>Copyright·©·1996-202 | 526 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 527 | ····</footer> | 527 | ····</footer> |
| 528 | ··</div> | 528 | ··</div> |
| 529 | </main> | 529 | </main> |
| 530 | </div> | 530 | </div> |
| 531 | <script> | 531 | <script> |
| 532 | ··function·mermaidLoaded()·{ | 532 | ··function·mermaidLoaded()·{ |
| 533 | ····mermaid.initialize({ | 533 | ····mermaid.initialize({ |
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| 3681 | ······<p·class="built-using"> | 3681 | ······<p·class="built-using"> |
| 3682 | ········Built·using | 3682 | ········Built·using |
| 3683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3683 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3684 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3685 | ······</p> | 3685 | ······</p> |
| 3686 | <p>Copyright·©·1996-202 | 3686 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3687 | ····</footer> | 3687 | ····</footer> |
| 3688 | ··</div> | 3688 | ··</div> |
| 3689 | </main> | 3689 | </main> |
| 3690 | </div> | 3690 | </div> |
| 3691 | <script> | 3691 | <script> |
| 3692 | ··function·mermaidLoaded()·{ | 3692 | ··function·mermaidLoaded()·{ |
| 3693 | ····mermaid.initialize({ | 3693 | ····mermaid.initialize({ |
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| 931 | ······<p·class="built-using"> | 931 | ······<p·class="built-using"> |
| 932 | ········Built·using | 932 | ········Built·using |
| 933 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 933 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 934 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 934 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 935 | ······</p> | 935 | ······</p> |
| 936 | <p>Copyright·©·1996-202 | 936 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 937 | ····</footer> | 937 | ····</footer> |
| 938 | ··</div> | 938 | ··</div> |
| 939 | </main> | 939 | </main> |
| 940 | </div> | 940 | </div> |
| 941 | <script> | 941 | <script> |
| 942 | ··function·mermaidLoaded()·{ | 942 | ··function·mermaidLoaded()·{ |
| 943 | ····mermaid.initialize({ | 943 | ····mermaid.initialize({ |
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| 288 | ······<p·class="built-using"> | 288 | ······<p·class="built-using"> |
| 289 | ········Built·using | 289 | ········Built·using |
| 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 290 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 291 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 292 | ······</p> | 292 | ······</p> |
| 293 | <p>Copyright·©·1996-202 | 293 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 294 | ····</footer> | 294 | ····</footer> |
| 295 | ··</div> | 295 | ··</div> |
| 296 | </main> | 296 | </main> |
| 297 | </div> | 297 | </div> |
| 298 | <script> | 298 | <script> |
| 299 | ··function·mermaidLoaded()·{ | 299 | ··function·mermaidLoaded()·{ |
| 300 | ····mermaid.initialize({ | 300 | ····mermaid.initialize({ |
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| 823 | ······<p·class="built-using"> | 823 | ······<p·class="built-using"> |
| 824 | ········Built·using | 824 | ········Built·using |
| 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 825 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 826 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 827 | ······</p> | 827 | ······</p> |
| 828 | <p>Copyright·©·1996-202 | 828 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 829 | ····</footer> | 829 | ····</footer> |
| 830 | ··</div> | 830 | ··</div> |
| 831 | </main> | 831 | </main> |
| 832 | </div> | 832 | </div> |
| 833 | <script> | 833 | <script> |
| 834 | ··function·mermaidLoaded()·{ | 834 | ··function·mermaidLoaded()·{ |
| 835 | ····mermaid.initialize({ | 835 | ····mermaid.initialize({ |
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| 905 | ······<p·class="built-using"> | 905 | ······<p·class="built-using"> |
| 906 | ········Built·using | 906 | ········Built·using |
| 907 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 907 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 908 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 908 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 909 | ······</p> | 909 | ······</p> |
| 910 | <p>Copyright·©·1996-202 | 910 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 911 | ····</footer> | 911 | ····</footer> |
| 912 | ··</div> | 912 | ··</div> |
| 913 | </main> | 913 | </main> |
| 914 | </div> | 914 | </div> |
| 915 | <script> | 915 | <script> |
| 916 | ··function·mermaidLoaded()·{ | 916 | ··function·mermaidLoaded()·{ |
| 917 | ····mermaid.initialize({ | 917 | ····mermaid.initialize({ |
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| 577 | ······<p·class="built-using"> | 577 | ······<p·class="built-using"> |
| 578 | ········Built·using | 578 | ········Built·using |
| 579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 579 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 580 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 581 | ······</p> | 581 | ······</p> |
| 582 | <p>Copyright·©·1996-202 | 582 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 583 | ····</footer> | 583 | ····</footer> |
| 584 | ··</div> | 584 | ··</div> |
| 585 | </main> | 585 | </main> |
| 586 | </div> | 586 | </div> |
| 587 | <script> | 587 | <script> |
| 588 | ··function·mermaidLoaded()·{ | 588 | ··function·mermaidLoaded()·{ |
| 589 | ····mermaid.initialize({ | 589 | ····mermaid.initialize({ |
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| 793 | ······<p·class="built-using"> | 793 | ······<p·class="built-using"> |
| 794 | ········Built·using | 794 | ········Built·using |
| 795 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 795 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 796 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 796 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 797 | ······</p> | 797 | ······</p> |
| 798 | <p>Copyright·©·1996-202 | 798 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 799 | ····</footer> | 799 | ····</footer> |
| 800 | ··</div> | 800 | ··</div> |
| 801 | </main> | 801 | </main> |
| 802 | </div> | 802 | </div> |
| 803 | <script> | 803 | <script> |
| 804 | ··function·mermaidLoaded()·{ | 804 | ··function·mermaidLoaded()·{ |
| 805 | ····mermaid.initialize({ | 805 | ····mermaid.initialize({ |
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| 3108 | ······<p·class="built-using"> | 3108 | ······<p·class="built-using"> |
| 3109 | ········Built·using | 3109 | ········Built·using |
| 3110 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3110 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3111 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3111 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3112 | ······</p> | 3112 | ······</p> |
| 3113 | <p>Copyright·©·1996-202 | 3113 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3114 | ····</footer> | 3114 | ····</footer> |
| 3115 | ··</div> | 3115 | ··</div> |
| 3116 | </main> | 3116 | </main> |
| 3117 | </div> | 3117 | </div> |
| 3118 | <script> | 3118 | <script> |
| 3119 | ··function·mermaidLoaded()·{ | 3119 | ··function·mermaidLoaded()·{ |
| 3120 | ····mermaid.initialize({ | 3120 | ····mermaid.initialize({ |
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| 801 | ······<p·class="built-using"> | 801 | ······<p·class="built-using"> |
| 802 | ········Built·using | 802 | ········Built·using |
| 803 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 803 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 804 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 804 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 805 | ······</p> | 805 | ······</p> |
| 806 | <p>Copyright·©·1996-202 | 806 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 807 | ····</footer> | 807 | ····</footer> |
| 808 | ··</div> | 808 | ··</div> |
| 809 | </main> | 809 | </main> |
| 810 | </div> | 810 | </div> |
| 811 | <script> | 811 | <script> |
| 812 | ··function·mermaidLoaded()·{ | 812 | ··function·mermaidLoaded()·{ |
| 813 | ····mermaid.initialize({ | 813 | ····mermaid.initialize({ |
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| 1212 | ······<p·class="built-using"> | 1212 | ······<p·class="built-using"> |
| 1213 | ········Built·using | 1213 | ········Built·using |
| 1214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1214 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1215 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1216 | ······</p> | 1216 | ······</p> |
| 1217 | <p>Copyright·©·1996-202 | 1217 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1218 | ····</footer> | 1218 | ····</footer> |
| 1219 | ··</div> | 1219 | ··</div> |
| 1220 | </main> | 1220 | </main> |
| 1221 | </div> | 1221 | </div> |
| 1222 | <script> | 1222 | <script> |
| 1223 | ··function·mermaidLoaded()·{ | 1223 | ··function·mermaidLoaded()·{ |
| 1224 | ····mermaid.initialize({ | 1224 | ····mermaid.initialize({ |
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| 665 | ······<p·class="built-using"> | 665 | ······<p·class="built-using"> |
| 666 | ········Built·using | 666 | ········Built·using |
| 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 669 | ······</p> | 669 | ······</p> |
| 670 | <p>Copyright·©·1996-202 | 670 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 671 | ····</footer> | 671 | ····</footer> |
| 672 | ··</div> | 672 | ··</div> |
| 673 | </main> | 673 | </main> |
| 674 | </div> | 674 | </div> |
| 675 | <script> | 675 | <script> |
| 676 | ··function·mermaidLoaded()·{ | 676 | ··function·mermaidLoaded()·{ |
| 677 | ····mermaid.initialize({ | 677 | ····mermaid.initialize({ |
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| 565 | ······<p·class="built-using"> | 565 | ······<p·class="built-using"> |
| 566 | ········Built·using | 566 | ········Built·using |
| 567 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 567 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 568 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 568 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 569 | ······</p> | 569 | ······</p> |
| 570 | <p>Copyright·©·1996-202 | 570 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 571 | ····</footer> | 571 | ····</footer> |
| 572 | ··</div> | 572 | ··</div> |
| 573 | </main> | 573 | </main> |
| 574 | </div> | 574 | </div> |
| 575 | <script> | 575 | <script> |
| 576 | ··function·mermaidLoaded()·{ | 576 | ··function·mermaidLoaded()·{ |
| 577 | ····mermaid.initialize({ | 577 | ····mermaid.initialize({ |
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| 1307 | ······<p·class="built-using"> | 1307 | ······<p·class="built-using"> |
| 1308 | ········Built·using | 1308 | ········Built·using |
| 1309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1311 | ······</p> | 1311 | ······</p> |
| 1312 | <p>Copyright·©·1996-202 | 1312 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1313 | ····</footer> | 1313 | ····</footer> |
| 1314 | ··</div> | 1314 | ··</div> |
| 1315 | </main> | 1315 | </main> |
| 1316 | </div> | 1316 | </div> |
| 1317 | <script> | 1317 | <script> |
| 1318 | ··function·mermaidLoaded()·{ | 1318 | ··function·mermaidLoaded()·{ |
| 1319 | ····mermaid.initialize({ | 1319 | ····mermaid.initialize({ |
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| 1309 | ······<p·class="built-using"> | 1309 | ······<p·class="built-using"> |
| 1310 | ········Built·using | 1310 | ········Built·using |
| 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1313 | ······</p> | 1313 | ······</p> |
| 1314 | <p>Copyright·©·1996-202 | 1314 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1315 | ····</footer> | 1315 | ····</footer> |
| 1316 | ··</div> | 1316 | ··</div> |
| 1317 | </main> | 1317 | </main> |
| 1318 | </div> | 1318 | </div> |
| 1319 | <script> | 1319 | <script> |
| 1320 | ··function·mermaidLoaded()·{ | 1320 | ··function·mermaidLoaded()·{ |
| 1321 | ····mermaid.initialize({ | 1321 | ····mermaid.initialize({ |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 634 | ······<p·class="built-using"> | 634 | ······<p·class="built-using"> |
| 635 | ········Built·using | 635 | ········Built·using |
| 636 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 636 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 637 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 637 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 638 | ······</p> | 638 | ······</p> |
| 639 | <p>Copyright·©·1996-202 | 639 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 640 | ····</footer> | 640 | ····</footer> |
| 641 | ··</div> | 641 | ··</div> |
| 642 | </main> | 642 | </main> |
| 643 | </div> | 643 | </div> |
| 644 | <script> | 644 | <script> |
| 645 | ··function·mermaidLoaded()·{ | 645 | ··function·mermaidLoaded()·{ |
| 646 | ····mermaid.initialize({ | 646 | ····mermaid.initialize({ |
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| 391 | ······<p·class="built-using"> | 391 | ······<p·class="built-using"> |
| 392 | ········Built·using | 392 | ········Built·using |
| 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 393 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 394 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 395 | ······</p> | 395 | ······</p> |
| 396 | <p>Copyright·©·1996-202 | 396 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 397 | ····</footer> | 397 | ····</footer> |
| 398 | ··</div> | 398 | ··</div> |
| 399 | </main> | 399 | </main> |
| 400 | </div> | 400 | </div> |
| 401 | <script> | 401 | <script> |
| 402 | ··function·mermaidLoaded()·{ | 402 | ··function·mermaidLoaded()·{ |
| 403 | ····mermaid.initialize({ | 403 | ····mermaid.initialize({ |
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| 794 | ······<p·class="built-using"> | 794 | ······<p·class="built-using"> |
| 795 | ········Built·using | 795 | ········Built·using |
| 796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 796 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 797 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 798 | ······</p> | 798 | ······</p> |
| 799 | <p>Copyright·©·1996-202 | 799 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 800 | ····</footer> | 800 | ····</footer> |
| 801 | ··</div> | 801 | ··</div> |
| 802 | </main> | 802 | </main> |
| 803 | </div> | 803 | </div> |
| 804 | <script> | 804 | <script> |
| 805 | ··function·mermaidLoaded()·{ | 805 | ··function·mermaidLoaded()·{ |
| 806 | ····mermaid.initialize({ | 806 | ····mermaid.initialize({ |
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| 456 | ······<p·class="built-using"> | 456 | ······<p·class="built-using"> |
| 457 | ········Built·using | 457 | ········Built·using |
| 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 458 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 459 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 460 | ······</p> | 460 | ······</p> |
| 461 | <p>Copyright·©·1996-202 | 461 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 462 | ····</footer> | 462 | ····</footer> |
| 463 | ··</div> | 463 | ··</div> |
| 464 | </main> | 464 | </main> |
| 465 | </div> | 465 | </div> |
| 466 | <script> | 466 | <script> |
| 467 | ··function·mermaidLoaded()·{ | 467 | ··function·mermaidLoaded()·{ |
| 468 | ····mermaid.initialize({ | 468 | ····mermaid.initialize({ |
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| 291 | ······<p·class="built-using"> | 291 | ······<p·class="built-using"> |
| 292 | ········Built·using | 292 | ········Built·using |
| 293 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 293 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 294 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 294 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 295 | ······</p> | 295 | ······</p> |
| 296 | <p>Copyright·©·1996-202 | 296 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 297 | ····</footer> | 297 | ····</footer> |
| 298 | ··</div> | 298 | ··</div> |
| 299 | </main> | 299 | </main> |
| 300 | </div> | 300 | </div> |
| 301 | <script> | 301 | <script> |
| 302 | ··function·mermaidLoaded()·{ | 302 | ··function·mermaidLoaded()·{ |
| 303 | ····mermaid.initialize({ | 303 | ····mermaid.initialize({ |
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| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 2140 | ······<p·class="built-using"> | 2140 | ······<p·class="built-using"> |
| 2141 | ········Built·using | 2141 | ········Built·using |
| 2142 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2142 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2143 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2143 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2144 | ······</p> | 2144 | ······</p> |
| 2145 | <p>Copyright·©·1996-202 | 2145 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2146 | ····</footer> | 2146 | ····</footer> |
| 2147 | ··</div> | 2147 | ··</div> |
| 2148 | </main> | 2148 | </main> |
| 2149 | </div> | 2149 | </div> |
| 2150 | <script> | 2150 | <script> |
| 2151 | ··function·mermaidLoaded()·{ | 2151 | ··function·mermaidLoaded()·{ |
| 2152 | ····mermaid.initialize({ | 2152 | ····mermaid.initialize({ |
| Offset 1390, 15 lines modified | Offset 1390, 15 lines modified | ||
| 1390 | ······<p·class="built-using"> | 1390 | ······<p·class="built-using"> |
| 1391 | ········Built·using | 1391 | ········Built·using |
| 1392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1394 | ······</p> | 1394 | ······</p> |
| 1395 | <p>Copyright·©·1996-202 | 1395 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1396 | ····</footer> | 1396 | ····</footer> |
| 1397 | ··</div> | 1397 | ··</div> |
| 1398 | </main> | 1398 | </main> |
| 1399 | </div> | 1399 | </div> |
| 1400 | <script> | 1400 | <script> |
| 1401 | ··function·mermaidLoaded()·{ | 1401 | ··function·mermaidLoaded()·{ |
| 1402 | ····mermaid.initialize({ | 1402 | ····mermaid.initialize({ |
| Offset 428, 15 lines modified | Offset 428, 15 lines modified | ||
| 428 | ······<p·class="built-using"> | 428 | ······<p·class="built-using"> |
| 429 | ········Built·using | 429 | ········Built·using |
| 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 430 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 431 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 432 | ······</p> | 432 | ······</p> |
| 433 | <p>Copyright·©·1996-202 | 433 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 434 | ····</footer> | 434 | ····</footer> |
| 435 | ··</div> | 435 | ··</div> |
| 436 | </main> | 436 | </main> |
| 437 | </div> | 437 | </div> |
| 438 | <script> | 438 | <script> |
| 439 | ··function·mermaidLoaded()·{ | 439 | ··function·mermaidLoaded()·{ |
| 440 | ····mermaid.initialize({ | 440 | ····mermaid.initialize({ |
| Offset 1365, 15 lines modified | Offset 1365, 15 lines modified | ||
| 1365 | ······<p·class="built-using"> | 1365 | ······<p·class="built-using"> |
| 1366 | ········Built·using | 1366 | ········Built·using |
| 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1367 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1368 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1369 | ······</p> | 1369 | ······</p> |
| 1370 | <p>Copyright·©·1996-202 | 1370 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1371 | ····</footer> | 1371 | ····</footer> |
| 1372 | ··</div> | 1372 | ··</div> |
| 1373 | </main> | 1373 | </main> |
| 1374 | </div> | 1374 | </div> |
| 1375 | <script> | 1375 | <script> |
| 1376 | ··function·mermaidLoaded()·{ | 1376 | ··function·mermaidLoaded()·{ |
| 1377 | ····mermaid.initialize({ | 1377 | ····mermaid.initialize({ |
| Offset 385, 15 lines modified | Offset 385, 15 lines modified | ||
| 385 | ······<p·class="built-using"> | 385 | ······<p·class="built-using"> |
| 386 | ········Built·using | 386 | ········Built·using |
| 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 389 | ······</p> | 389 | ······</p> |
| 390 | <p>Copyright·©·1996-202 | 390 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 391 | ····</footer> | 391 | ····</footer> |
| 392 | ··</div> | 392 | ··</div> |
| 393 | </main> | 393 | </main> |
| 394 | </div> | 394 | </div> |
| 395 | <script> | 395 | <script> |
| 396 | ··function·mermaidLoaded()·{ | 396 | ··function·mermaidLoaded()·{ |
| 397 | ····mermaid.initialize({ | 397 | ····mermaid.initialize({ |
| Offset 480, 15 lines modified | Offset 480, 15 lines modified | ||
| 480 | ······<p·class="built-using"> | 480 | ······<p·class="built-using"> |
| 481 | ········Built·using | 481 | ········Built·using |
| 482 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 482 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 483 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 483 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 484 | ······</p> | 484 | ······</p> |
| 485 | <p>Copyright·©·1996-202 | 485 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 486 | ····</footer> | 486 | ····</footer> |
| 487 | ··</div> | 487 | ··</div> |
| 488 | </main> | 488 | </main> |
| 489 | </div> | 489 | </div> |
| 490 | <script> | 490 | <script> |
| 491 | ··function·mermaidLoaded()·{ | 491 | ··function·mermaidLoaded()·{ |
| 492 | ····mermaid.initialize({ | 492 | ····mermaid.initialize({ |
| Offset 307, 15 lines modified | Offset 307, 15 lines modified | ||
| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
| Offset 345, 15 lines modified | Offset 345, 15 lines modified | ||
| 345 | ······<p·class="built-using"> | 345 | ······<p·class="built-using"> |
| 346 | ········Built·using | 346 | ········Built·using |
| 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 347 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 348 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 349 | ······</p> | 349 | ······</p> |
| 350 | <p>Copyright·©·1996-202 | 350 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 351 | ····</footer> | 351 | ····</footer> |
| 352 | ··</div> | 352 | ··</div> |
| 353 | </main> | 353 | </main> |
| 354 | </div> | 354 | </div> |
| 355 | <script> | 355 | <script> |
| 356 | ··function·mermaidLoaded()·{ | 356 | ··function·mermaidLoaded()·{ |
| 357 | ····mermaid.initialize({ | 357 | ····mermaid.initialize({ |
| Offset 293, 15 lines modified | Offset 293, 15 lines modified | ||
| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
| Offset 1982, 15 lines modified | Offset 1982, 15 lines modified | ||
| 1982 | ······<p·class="built-using"> | 1982 | ······<p·class="built-using"> |
| 1983 | ········Built·using | 1983 | ········Built·using |
| 1984 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1984 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1985 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1985 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1986 | ······</p> | 1986 | ······</p> |
| 1987 | <p>Copyright·©·1996-202 | 1987 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1988 | ····</footer> | 1988 | ····</footer> |
| 1989 | ··</div> | 1989 | ··</div> |
| 1990 | </main> | 1990 | </main> |
| 1991 | </div> | 1991 | </div> |
| 1992 | <script> | 1992 | <script> |
| 1993 | ··function·mermaidLoaded()·{ | 1993 | ··function·mermaidLoaded()·{ |
| 1994 | ····mermaid.initialize({ | 1994 | ····mermaid.initialize({ |
| Offset 383, 15 lines modified | Offset 383, 15 lines modified | ||
| 383 | ······<p·class="built-using"> | 383 | ······<p·class="built-using"> |
| 384 | ········Built·using | 384 | ········Built·using |
| 385 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 385 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 386 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 386 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 387 | ······</p> | 387 | ······</p> |
| 388 | <p>Copyright·©·1996-202 | 388 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 389 | ····</footer> | 389 | ····</footer> |
| 390 | ··</div> | 390 | ··</div> |
| 391 | </main> | 391 | </main> |
| 392 | </div> | 392 | </div> |
| 393 | <script> | 393 | <script> |
| 394 | ··function·mermaidLoaded()·{ | 394 | ··function·mermaidLoaded()·{ |
| 395 | ····mermaid.initialize({ | 395 | ····mermaid.initialize({ |
| Offset 431, 15 lines modified | Offset 431, 15 lines modified | ||
| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
| Offset 604, 15 lines modified | Offset 604, 15 lines modified | ||
| 604 | ······<p·class="built-using"> | 604 | ······<p·class="built-using"> |
| 605 | ········Built·using | 605 | ········Built·using |
| 606 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 606 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 607 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 607 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 608 | ······</p> | 608 | ······</p> |
| 609 | <p>Copyright·©·1996-202 | 609 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 610 | ····</footer> | 610 | ····</footer> |
| 611 | ··</div> | 611 | ··</div> |
| 612 | </main> | 612 | </main> |
| 613 | </div> | 613 | </div> |
| 614 | <script> | 614 | <script> |
| 615 | ··function·mermaidLoaded()·{ | 615 | ··function·mermaidLoaded()·{ |
| 616 | ····mermaid.initialize({ | 616 | ····mermaid.initialize({ |
| Offset 819, 15 lines modified | Offset 819, 15 lines modified | ||
| 819 | ······<p·class="built-using"> | 819 | ······<p·class="built-using"> |
| 820 | ········Built·using | 820 | ········Built·using |
| 821 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 821 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 822 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 822 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 823 | ······</p> | 823 | ······</p> |
| 824 | <p>Copyright·©·1996-202 | 824 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 825 | ····</footer> | 825 | ····</footer> |
| 826 | ··</div> | 826 | ··</div> |
| 827 | </main> | 827 | </main> |
| 828 | </div> | 828 | </div> |
| 829 | <script> | 829 | <script> |
| 830 | ··function·mermaidLoaded()·{ | 830 | ··function·mermaidLoaded()·{ |
| 831 | ····mermaid.initialize({ | 831 | ····mermaid.initialize({ |
| Offset 897, 15 lines modified | Offset 897, 15 lines modified | ||
| 897 | ······<p·class="built-using"> | 897 | ······<p·class="built-using"> |
| 898 | ········Built·using | 898 | ········Built·using |
| 899 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 899 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 900 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 900 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 901 | ······</p> | 901 | ······</p> |
| 902 | <p>Copyright·©·1996-202 | 902 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 903 | ····</footer> | 903 | ····</footer> |
| 904 | ··</div> | 904 | ··</div> |
| 905 | </main> | 905 | </main> |
| 906 | </div> | 906 | </div> |
| 907 | <script> | 907 | <script> |
| 908 | ··function·mermaidLoaded()·{ | 908 | ··function·mermaidLoaded()·{ |
| 909 | ····mermaid.initialize({ | 909 | ····mermaid.initialize({ |
| Offset 348, 15 lines modified | Offset 348, 15 lines modified | ||
| 348 | ······<p·class="built-using"> | 348 | ······<p·class="built-using"> |
| 349 | ········Built·using | 349 | ········Built·using |
| 350 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 350 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 351 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 351 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 352 | ······</p> | 352 | ······</p> |
| 353 | <p>Copyright·©·1996-202 | 353 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 354 | ····</footer> | 354 | ····</footer> |
| 355 | ··</div> | 355 | ··</div> |
| 356 | </main> | 356 | </main> |
| 357 | </div> | 357 | </div> |
| 358 | <script> | 358 | <script> |
| 359 | ··function·mermaidLoaded()·{ | 359 | ··function·mermaidLoaded()·{ |
| 360 | ····mermaid.initialize({ | 360 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 423 | ······<p·class="built-using"> | 423 | ······<p·class="built-using"> |
| 424 | ········Built·using | 424 | ········Built·using |
| 425 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 425 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 426 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 426 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 427 | ······</p> | 427 | ······</p> |
| 428 | <p>Copyright·©·1996-202 | 428 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 429 | ····</footer> | 429 | ····</footer> |
| 430 | ··</div> | 430 | ··</div> |
| 431 | </main> | 431 | </main> |
| 432 | </div> | 432 | </div> |
| 433 | <script> | 433 | <script> |
| 434 | ··function·mermaidLoaded()·{ | 434 | ··function·mermaidLoaded()·{ |
| 435 | ····mermaid.initialize({ | 435 | ····mermaid.initialize({ |
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| 1409 | ······<p·class="built-using"> | 1409 | ······<p·class="built-using"> |
| 1410 | ········Built·using | 1410 | ········Built·using |
| 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1411 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1412 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1413 | ······</p> | 1413 | ······</p> |
| 1414 | <p>Copyright·©·1996-202 | 1414 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1415 | ····</footer> | 1415 | ····</footer> |
| 1416 | ··</div> | 1416 | ··</div> |
| 1417 | </main> | 1417 | </main> |
| 1418 | </div> | 1418 | </div> |
| 1419 | <script> | 1419 | <script> |
| 1420 | ··function·mermaidLoaded()·{ | 1420 | ··function·mermaidLoaded()·{ |
| 1421 | ····mermaid.initialize({ | 1421 | ····mermaid.initialize({ |
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| 310 | ······<p·class="built-using"> | 310 | ······<p·class="built-using"> |
| 311 | ········Built·using | 311 | ········Built·using |
| 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 312 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 313 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 314 | ······</p> | 314 | ······</p> |
| 315 | <p>Copyright·©·1996-202 | 315 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 316 | ····</footer> | 316 | ····</footer> |
| 317 | ··</div> | 317 | ··</div> |
| 318 | </main> | 318 | </main> |
| 319 | </div> | 319 | </div> |
| 320 | <script> | 320 | <script> |
| 321 | ··function·mermaidLoaded()·{ | 321 | ··function·mermaidLoaded()·{ |
| 322 | ····mermaid.initialize({ | 322 | ····mermaid.initialize({ |
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| 297 | ······<p·class="built-using"> | 297 | ······<p·class="built-using"> |
| 298 | ········Built·using | 298 | ········Built·using |
| 299 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 299 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 300 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 300 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 301 | ······</p> | 301 | ······</p> |
| 302 | <p>Copyright·©·1996-202 | 302 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 303 | ····</footer> | 303 | ····</footer> |
| 304 | ··</div> | 304 | ··</div> |
| 305 | </main> | 305 | </main> |
| 306 | </div> | 306 | </div> |
| 307 | <script> | 307 | <script> |
| 308 | ··function·mermaidLoaded()·{ | 308 | ··function·mermaidLoaded()·{ |
| 309 | ····mermaid.initialize({ | 309 | ····mermaid.initialize({ |
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| 605 | ······<p·class="built-using"> | 605 | ······<p·class="built-using"> |
| 606 | ········Built·using | 606 | ········Built·using |
| 607 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 607 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 608 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 608 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 609 | ······</p> | 609 | ······</p> |
| 610 | <p>Copyright·©·1996-202 | 610 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 611 | ····</footer> | 611 | ····</footer> |
| 612 | ··</div> | 612 | ··</div> |
| 613 | </main> | 613 | </main> |
| 614 | </div> | 614 | </div> |
| 615 | <script> | 615 | <script> |
| 616 | ··function·mermaidLoaded()·{ | 616 | ··function·mermaidLoaded()·{ |
| 617 | ····mermaid.initialize({ | 617 | ····mermaid.initialize({ |
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| 372 | ······<p·class="built-using"> | 372 | ······<p·class="built-using"> |
| 373 | ········Built·using | 373 | ········Built·using |
| 374 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 374 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 375 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 375 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 376 | ······</p> | 376 | ······</p> |
| 377 | <p>Copyright·©·1996-202 | 377 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 378 | ····</footer> | 378 | ····</footer> |
| 379 | ··</div> | 379 | ··</div> |
| 380 | </main> | 380 | </main> |
| 381 | </div> | 381 | </div> |
| 382 | <script> | 382 | <script> |
| 383 | ··function·mermaidLoaded()·{ | 383 | ··function·mermaidLoaded()·{ |
| 384 | ····mermaid.initialize({ | 384 | ····mermaid.initialize({ |
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| 469 | ······<p·class="built-using"> | 469 | ······<p·class="built-using"> |
| 470 | ········Built·using | 470 | ········Built·using |
| 471 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 471 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 472 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 472 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 473 | ······</p> | 473 | ······</p> |
| 474 | <p>Copyright·©·1996-202 | 474 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 475 | ····</footer> | 475 | ····</footer> |
| 476 | ··</div> | 476 | ··</div> |
| 477 | </main> | 477 | </main> |
| 478 | </div> | 478 | </div> |
| 479 | <script> | 479 | <script> |
| 480 | ··function·mermaidLoaded()·{ | 480 | ··function·mermaidLoaded()·{ |
| 481 | ····mermaid.initialize({ | 481 | ····mermaid.initialize({ |
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| 349 | ······<p·class="built-using"> | 349 | ······<p·class="built-using"> |
| 350 | ········Built·using | 350 | ········Built·using |
| 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 351 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 352 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 353 | ······</p> | 353 | ······</p> |
| 354 | <p>Copyright·©·1996-202 | 354 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 355 | ····</footer> | 355 | ····</footer> |
| 356 | ··</div> | 356 | ··</div> |
| 357 | </main> | 357 | </main> |
| 358 | </div> | 358 | </div> |
| 359 | <script> | 359 | <script> |
| 360 | ··function·mermaidLoaded()·{ | 360 | ··function·mermaidLoaded()·{ |
| 361 | ····mermaid.initialize({ | 361 | ····mermaid.initialize({ |
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| 824 | ······<p·class="built-using"> | 824 | ······<p·class="built-using"> |
| 825 | ········Built·using | 825 | ········Built·using |
| 826 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 826 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 827 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 827 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 828 | ······</p> | 828 | ······</p> |
| 829 | <p>Copyright·©·1996-202 | 829 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 830 | ····</footer> | 830 | ····</footer> |
| 831 | ··</div> | 831 | ··</div> |
| 832 | </main> | 832 | </main> |
| 833 | </div> | 833 | </div> |
| 834 | <script> | 834 | <script> |
| 835 | ··function·mermaidLoaded()·{ | 835 | ··function·mermaidLoaded()·{ |
| 836 | ····mermaid.initialize({ | 836 | ····mermaid.initialize({ |
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| 754 | ······<p·class="built-using"> | 754 | ······<p·class="built-using"> |
| 755 | ········Built·using | 755 | ········Built·using |
| 756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 758 | ······</p> | 758 | ······</p> |
| 759 | <p>Copyright·©·1996-202 | 759 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 760 | ····</footer> | 760 | ····</footer> |
| 761 | ··</div> | 761 | ··</div> |
| 762 | </main> | 762 | </main> |
| 763 | </div> | 763 | </div> |
| 764 | <script> | 764 | <script> |
| 765 | ··function·mermaidLoaded()·{ | 765 | ··function·mermaidLoaded()·{ |
| 766 | ····mermaid.initialize({ | 766 | ····mermaid.initialize({ |
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| 489 | ······<p·class="built-using"> | 489 | ······<p·class="built-using"> |
| 490 | ········Built·using | 490 | ········Built·using |
| 491 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 491 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 492 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 492 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 493 | ······</p> | 493 | ······</p> |
| 494 | <p>Copyright·©·1996-202 | 494 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 495 | ····</footer> | 495 | ····</footer> |
| 496 | ··</div> | 496 | ··</div> |
| 497 | </main> | 497 | </main> |
| 498 | </div> | 498 | </div> |
| 499 | <script> | 499 | <script> |
| 500 | ··function·mermaidLoaded()·{ | 500 | ··function·mermaidLoaded()·{ |
| 501 | ····mermaid.initialize({ | 501 | ····mermaid.initialize({ |
| Offset 504, 15 lines modified | Offset 504, 15 lines modified | ||
| 504 | ······<p·class="built-using"> | 504 | ······<p·class="built-using"> |
| 505 | ········Built·using | 505 | ········Built·using |
| 506 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 506 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 507 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 507 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 508 | ······</p> | 508 | ······</p> |
| 509 | <p>Copyright·©·1996-202 | 509 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 510 | ····</footer> | 510 | ····</footer> |
| 511 | ··</div> | 511 | ··</div> |
| 512 | </main> | 512 | </main> |
| 513 | </div> | 513 | </div> |
| 514 | <script> | 514 | <script> |
| 515 | ··function·mermaidLoaded()·{ | 515 | ··function·mermaidLoaded()·{ |
| 516 | ····mermaid.initialize({ | 516 | ····mermaid.initialize({ |
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| 342 | ······<p·class="built-using"> | 342 | ······<p·class="built-using"> |
| 343 | ········Built·using | 343 | ········Built·using |
| 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 344 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 345 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 346 | ······</p> | 346 | ······</p> |
| 347 | <p>Copyright·©·1996-202 | 347 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 348 | ····</footer> | 348 | ····</footer> |
| 349 | ··</div> | 349 | ··</div> |
| 350 | </main> | 350 | </main> |
| 351 | </div> | 351 | </div> |
| 352 | <script> | 352 | <script> |
| 353 | ··function·mermaidLoaded()·{ | 353 | ··function·mermaidLoaded()·{ |
| 354 | ····mermaid.initialize({ | 354 | ····mermaid.initialize({ |
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| 215 | ······<p·class="built-using"> | 215 | ······<p·class="built-using"> |
| 216 | ········Built·using | 216 | ········Built·using |
| 217 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 217 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 218 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 218 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 219 | ······</p> | 219 | ······</p> |
| 220 | <p>Copyright·©·1996-202 | 220 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 221 | ····</footer> | 221 | ····</footer> |
| 222 | ··</div> | 222 | ··</div> |
| 223 | </main> | 223 | </main> |
| 224 | </div> | 224 | </div> |
| 225 | <script> | 225 | <script> |
| 226 | ··function·mermaidLoaded()·{ | 226 | ··function·mermaidLoaded()·{ |
| 227 | ····mermaid.initialize({ | 227 | ····mermaid.initialize({ |
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| 499 | ······<p·class="built-using"> | 499 | ······<p·class="built-using"> |
| 500 | ········Built·using | 500 | ········Built·using |
| 501 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 501 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 502 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 502 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 503 | ······</p> | 503 | ······</p> |
| 504 | <p>Copyright·©·1996-202 | 504 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 505 | ····</footer> | 505 | ····</footer> |
| 506 | ··</div> | 506 | ··</div> |
| 507 | </main> | 507 | </main> |
| 508 | </div> | 508 | </div> |
| 509 | <script> | 509 | <script> |
| 510 | ··function·mermaidLoaded()·{ | 510 | ··function·mermaidLoaded()·{ |
| 511 | ····mermaid.initialize({ | 511 | ····mermaid.initialize({ |
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| 500 | ······<p·class="built-using"> | 500 | ······<p·class="built-using"> |
| 501 | ········Built·using | 501 | ········Built·using |
| 502 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 502 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 503 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 503 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 504 | ······</p> | 504 | ······</p> |
| 505 | <p>Copyright·©·1996-202 | 505 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 506 | ····</footer> | 506 | ····</footer> |
| 507 | ··</div> | 507 | ··</div> |
| 508 | </main> | 508 | </main> |
| 509 | </div> | 509 | </div> |
| 510 | <script> | 510 | <script> |
| 511 | ··function·mermaidLoaded()·{ | 511 | ··function·mermaidLoaded()·{ |
| 512 | ····mermaid.initialize({ | 512 | ····mermaid.initialize({ |
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| 1035 | ······<p·class="built-using"> | 1035 | ······<p·class="built-using"> |
| 1036 | ········Built·using | 1036 | ········Built·using |
| 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1039 | ······</p> | 1039 | ······</p> |
| 1040 | <p>Copyright·©·1996-202 | 1040 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1041 | ····</footer> | 1041 | ····</footer> |
| 1042 | ··</div> | 1042 | ··</div> |
| 1043 | </main> | 1043 | </main> |
| 1044 | </div> | 1044 | </div> |
| 1045 | <script> | 1045 | <script> |
| 1046 | ··function·mermaidLoaded()·{ | 1046 | ··function·mermaidLoaded()·{ |
| 1047 | ····mermaid.initialize({ | 1047 | ····mermaid.initialize({ |
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| 417 | ······<p·class="built-using"> | 417 | ······<p·class="built-using"> |
| 418 | ········Built·using | 418 | ········Built·using |
| 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 421 | ······</p> | 421 | ······</p> |
| 422 | <p>Copyright·©·1996-202 | 422 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 423 | ····</footer> | 423 | ····</footer> |
| 424 | ··</div> | 424 | ··</div> |
| 425 | </main> | 425 | </main> |
| 426 | </div> | 426 | </div> |
| 427 | <script> | 427 | <script> |
| 428 | ··function·mermaidLoaded()·{ | 428 | ··function·mermaidLoaded()·{ |
| 429 | ····mermaid.initialize({ | 429 | ····mermaid.initialize({ |
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| 1210 | ······<p·class="built-using"> | 1210 | ······<p·class="built-using"> |
| 1211 | ········Built·using | 1211 | ········Built·using |
| 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1212 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1213 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1214 | ······</p> | 1214 | ······</p> |
| 1215 | <p>Copyright·©·1996-202 | 1215 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1216 | ····</footer> | 1216 | ····</footer> |
| 1217 | ··</div> | 1217 | ··</div> |
| 1218 | </main> | 1218 | </main> |
| 1219 | </div> | 1219 | </div> |
| 1220 | <script> | 1220 | <script> |
| 1221 | ··function·mermaidLoaded()·{ | 1221 | ··function·mermaidLoaded()·{ |
| 1222 | ····mermaid.initialize({ | 1222 | ····mermaid.initialize({ |
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| 987 | ······<p·class="built-using"> | 987 | ······<p·class="built-using"> |
| 988 | ········Built·using | 988 | ········Built·using |
| 989 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 989 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 990 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 990 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 991 | ······</p> | 991 | ······</p> |
| 992 | <p>Copyright·©·1996-202 | 992 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 993 | ····</footer> | 993 | ····</footer> |
| 994 | ··</div> | 994 | ··</div> |
| 995 | </main> | 995 | </main> |
| 996 | </div> | 996 | </div> |
| 997 | <script> | 997 | <script> |
| 998 | ··function·mermaidLoaded()·{ | 998 | ··function·mermaidLoaded()·{ |
| 999 | ····mermaid.initialize({ | 999 | ····mermaid.initialize({ |
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| 690 | ······<p·class="built-using"> | 690 | ······<p·class="built-using"> |
| 691 | ········Built·using | 691 | ········Built·using |
| 692 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 692 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 693 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 693 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 694 | ······</p> | 694 | ······</p> |
| 695 | <p>Copyright·©·1996-202 | 695 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 696 | ····</footer> | 696 | ····</footer> |
| 697 | ··</div> | 697 | ··</div> |
| 698 | </main> | 698 | </main> |
| 699 | </div> | 699 | </div> |
| 700 | <script> | 700 | <script> |
| 701 | ··function·mermaidLoaded()·{ | 701 | ··function·mermaidLoaded()·{ |
| 702 | ····mermaid.initialize({ | 702 | ····mermaid.initialize({ |
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| 1181 | ······<p·class="built-using"> | 1181 | ······<p·class="built-using"> |
| 1182 | ········Built·using | 1182 | ········Built·using |
| 1183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1183 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1184 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1185 | ······</p> | 1185 | ······</p> |
| 1186 | <p>Copyright·©·1996-202 | 1186 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1187 | ····</footer> | 1187 | ····</footer> |
| 1188 | ··</div> | 1188 | ··</div> |
| 1189 | </main> | 1189 | </main> |
| 1190 | </div> | 1190 | </div> |
| 1191 | <script> | 1191 | <script> |
| 1192 | ··function·mermaidLoaded()·{ | 1192 | ··function·mermaidLoaded()·{ |
| 1193 | ····mermaid.initialize({ | 1193 | ····mermaid.initialize({ |
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| 475 | ······<p·class="built-using"> | 475 | ······<p·class="built-using"> |
| 476 | ········Built·using | 476 | ········Built·using |
| 477 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 477 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 478 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 478 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 479 | ······</p> | 479 | ······</p> |
| 480 | <p>Copyright·©·1996-202 | 480 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 481 | ····</footer> | 481 | ····</footer> |
| 482 | ··</div> | 482 | ··</div> |
| 483 | </main> | 483 | </main> |
| 484 | </div> | 484 | </div> |
| 485 | <script> | 485 | <script> |
| 486 | ··function·mermaidLoaded()·{ | 486 | ··function·mermaidLoaded()·{ |
| 487 | ····mermaid.initialize({ | 487 | ····mermaid.initialize({ |
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| 374 | ······<p·class="built-using"> | 374 | ······<p·class="built-using"> |
| 375 | ········Built·using | 375 | ········Built·using |
| 376 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 376 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 377 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 377 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 378 | ······</p> | 378 | ······</p> |
| 379 | <p>Copyright·©·1996-202 | 379 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 380 | ····</footer> | 380 | ····</footer> |
| 381 | ··</div> | 381 | ··</div> |
| 382 | </main> | 382 | </main> |
| 383 | </div> | 383 | </div> |
| 384 | <script> | 384 | <script> |
| 385 | ··function·mermaidLoaded()·{ | 385 | ··function·mermaidLoaded()·{ |
| 386 | ····mermaid.initialize({ | 386 | ····mermaid.initialize({ |
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| 1083 | ······<p·class="built-using"> | 1083 | ······<p·class="built-using"> |
| 1084 | ········Built·using | 1084 | ········Built·using |
| 1085 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1085 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1086 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1086 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1087 | ······</p> | 1087 | ······</p> |
| 1088 | <p>Copyright·©·1996-202 | 1088 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1089 | ····</footer> | 1089 | ····</footer> |
| 1090 | ··</div> | 1090 | ··</div> |
| 1091 | </main> | 1091 | </main> |
| 1092 | </div> | 1092 | </div> |
| 1093 | <script> | 1093 | <script> |
| 1094 | ··function·mermaidLoaded()·{ | 1094 | ··function·mermaidLoaded()·{ |
| 1095 | ····mermaid.initialize({ | 1095 | ····mermaid.initialize({ |
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| 568 | ······<p·class="built-using"> | 568 | ······<p·class="built-using"> |
| 569 | ········Built·using | 569 | ········Built·using |
| 570 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 570 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 571 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 571 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 572 | ······</p> | 572 | ······</p> |
| 573 | <p>Copyright·©·1996-202 | 573 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 574 | ····</footer> | 574 | ····</footer> |
| 575 | ··</div> | 575 | ··</div> |
| 576 | </main> | 576 | </main> |
| 577 | </div> | 577 | </div> |
| 578 | <script> | 578 | <script> |
| 579 | ··function·mermaidLoaded()·{ | 579 | ··function·mermaidLoaded()·{ |
| 580 | ····mermaid.initialize({ | 580 | ····mermaid.initialize({ |
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| 1153 | ······<p·class="built-using"> | 1153 | ······<p·class="built-using"> |
| 1154 | ········Built·using | 1154 | ········Built·using |
| 1155 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1155 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1156 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1156 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1157 | ······</p> | 1157 | ······</p> |
| 1158 | <p>Copyright·©·1996-202 | 1158 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1159 | ····</footer> | 1159 | ····</footer> |
| 1160 | ··</div> | 1160 | ··</div> |
| 1161 | </main> | 1161 | </main> |
| 1162 | </div> | 1162 | </div> |
| 1163 | <script> | 1163 | <script> |
| 1164 | ··function·mermaidLoaded()·{ | 1164 | ··function·mermaidLoaded()·{ |
| 1165 | ····mermaid.initialize({ | 1165 | ····mermaid.initialize({ |
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| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 660 | ······<p·class="built-using"> | 660 | ······<p·class="built-using"> |
| 661 | ········Built·using | 661 | ········Built·using |
| 662 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 662 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 663 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 663 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 664 | ······</p> | 664 | ······</p> |
| 665 | <p>Copyright·©·1996-202 | 665 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 666 | ····</footer> | 666 | ····</footer> |
| 667 | ··</div> | 667 | ··</div> |
| 668 | </main> | 668 | </main> |
| 669 | </div> | 669 | </div> |
| 670 | <script> | 670 | <script> |
| 671 | ··function·mermaidLoaded()·{ | 671 | ··function·mermaidLoaded()·{ |
| 672 | ····mermaid.initialize({ | 672 | ····mermaid.initialize({ |
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| 759 | ······<p·class="built-using"> | 759 | ······<p·class="built-using"> |
| 760 | ········Built·using | 760 | ········Built·using |
| 761 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 761 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 762 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 762 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 763 | ······</p> | 763 | ······</p> |
| 764 | <p>Copyright·©·1996-202 | 764 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 765 | ····</footer> | 765 | ····</footer> |
| 766 | ··</div> | 766 | ··</div> |
| 767 | </main> | 767 | </main> |
| 768 | </div> | 768 | </div> |
| 769 | <script> | 769 | <script> |
| 770 | ··function·mermaidLoaded()·{ | 770 | ··function·mermaidLoaded()·{ |
| 771 | ····mermaid.initialize({ | 771 | ····mermaid.initialize({ |
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| 307 | ······<p·class="built-using"> | 307 | ······<p·class="built-using"> |
| 308 | ········Built·using | 308 | ········Built·using |
| 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 309 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 310 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 311 | ······</p> | 311 | ······</p> |
| 312 | <p>Copyright·©·1996-202 | 312 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 313 | ····</footer> | 313 | ····</footer> |
| 314 | ··</div> | 314 | ··</div> |
| 315 | </main> | 315 | </main> |
| 316 | </div> | 316 | </div> |
| 317 | <script> | 317 | <script> |
| 318 | ··function·mermaidLoaded()·{ | 318 | ··function·mermaidLoaded()·{ |
| 319 | ····mermaid.initialize({ | 319 | ····mermaid.initialize({ |
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| 773 | ······<p·class="built-using"> | 773 | ······<p·class="built-using"> |
| 774 | ········Built·using | 774 | ········Built·using |
| 775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 775 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 776 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 777 | ······</p> | 777 | ······</p> |
| 778 | <p>Copyright·©·1996-202 | 778 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 779 | ····</footer> | 779 | ····</footer> |
| 780 | ··</div> | 780 | ··</div> |
| 781 | </main> | 781 | </main> |
| 782 | </div> | 782 | </div> |
| 783 | <script> | 783 | <script> |
| 784 | ··function·mermaidLoaded()·{ | 784 | ··function·mermaidLoaded()·{ |
| 785 | ····mermaid.initialize({ | 785 | ····mermaid.initialize({ |
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| 394 | ······<p·class="built-using"> | 394 | ······<p·class="built-using"> |
| 395 | ········Built·using | 395 | ········Built·using |
| 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 396 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 397 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 398 | ······</p> | 398 | ······</p> |
| 399 | <p>Copyright·©·1996-202 | 399 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 400 | ····</footer> | 400 | ····</footer> |
| 401 | ··</div> | 401 | ··</div> |
| 402 | </main> | 402 | </main> |
| 403 | </div> | 403 | </div> |
| 404 | <script> | 404 | <script> |
| 405 | ··function·mermaidLoaded()·{ | 405 | ··function·mermaidLoaded()·{ |
| 406 | ····mermaid.initialize({ | 406 | ····mermaid.initialize({ |
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| 385 | ······<p·class="built-using"> | 385 | ······<p·class="built-using"> |
| 386 | ········Built·using | 386 | ········Built·using |
| 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 387 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 388 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 389 | ······</p> | 389 | ······</p> |
| 390 | <p>Copyright·©·1996-202 | 390 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 391 | ····</footer> | 391 | ····</footer> |
| 392 | ··</div> | 392 | ··</div> |
| 393 | </main> | 393 | </main> |
| 394 | </div> | 394 | </div> |
| 395 | <script> | 395 | <script> |
| 396 | ··function·mermaidLoaded()·{ | 396 | ··function·mermaidLoaded()·{ |
| 397 | ····mermaid.initialize({ | 397 | ····mermaid.initialize({ |
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| 1035 | ······<p·class="built-using"> | 1035 | ······<p·class="built-using"> |
| 1036 | ········Built·using | 1036 | ········Built·using |
| 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1037 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1038 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1039 | ······</p> | 1039 | ······</p> |
| 1040 | <p>Copyright·©·1996-202 | 1040 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1041 | ····</footer> | 1041 | ····</footer> |
| 1042 | ··</div> | 1042 | ··</div> |
| 1043 | </main> | 1043 | </main> |
| 1044 | </div> | 1044 | </div> |
| 1045 | <script> | 1045 | <script> |
| 1046 | ··function·mermaidLoaded()·{ | 1046 | ··function·mermaidLoaded()·{ |
| 1047 | ····mermaid.initialize({ | 1047 | ····mermaid.initialize({ |
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| 494 | ······<p·class="built-using"> | 494 | ······<p·class="built-using"> |
| 495 | ········Built·using | 495 | ········Built·using |
| 496 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 496 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 497 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 497 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 498 | ······</p> | 498 | ······</p> |
| 499 | <p>Copyright·©·1996-202 | 499 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 500 | ····</footer> | 500 | ····</footer> |
| 501 | ··</div> | 501 | ··</div> |
| 502 | </main> | 502 | </main> |
| 503 | </div> | 503 | </div> |
| 504 | <script> | 504 | <script> |
| 505 | ··function·mermaidLoaded()·{ | 505 | ··function·mermaidLoaded()·{ |
| 506 | ····mermaid.initialize({ | 506 | ····mermaid.initialize({ |
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| 381 | ······<p·class="built-using"> | 381 | ······<p·class="built-using"> |
| 382 | ········Built·using | 382 | ········Built·using |
| 383 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 383 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 384 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 384 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 385 | ······</p> | 385 | ······</p> |
| 386 | <p>Copyright·©·1996-202 | 386 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 387 | ····</footer> | 387 | ····</footer> |
| 388 | ··</div> | 388 | ··</div> |
| 389 | </main> | 389 | </main> |
| 390 | </div> | 390 | </div> |
| 391 | <script> | 391 | <script> |
| 392 | ··function·mermaidLoaded()·{ | 392 | ··function·mermaidLoaded()·{ |
| 393 | ····mermaid.initialize({ | 393 | ····mermaid.initialize({ |
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| 468 | ······<p·class="built-using"> | 468 | ······<p·class="built-using"> |
| 469 | ········Built·using | 469 | ········Built·using |
| 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 470 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 471 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 472 | ······</p> | 472 | ······</p> |
| 473 | <p>Copyright·©·1996-202 | 473 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 474 | ····</footer> | 474 | ····</footer> |
| 475 | ··</div> | 475 | ··</div> |
| 476 | </main> | 476 | </main> |
| 477 | </div> | 477 | </div> |
| 478 | <script> | 478 | <script> |
| 479 | ··function·mermaidLoaded()·{ | 479 | ··function·mermaidLoaded()·{ |
| 480 | ····mermaid.initialize({ | 480 | ····mermaid.initialize({ |
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| 390 | ······<p·class="built-using"> | 390 | ······<p·class="built-using"> |
| 391 | ········Built·using | 391 | ········Built·using |
| 392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 392 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 393 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 394 | ······</p> | 394 | ······</p> |
| 395 | <p>Copyright·©·1996-202 | 395 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 396 | ····</footer> | 396 | ····</footer> |
| 397 | ··</div> | 397 | ··</div> |
| 398 | </main> | 398 | </main> |
| 399 | </div> | 399 | </div> |
| 400 | <script> | 400 | <script> |
| 401 | ··function·mermaidLoaded()·{ | 401 | ··function·mermaidLoaded()·{ |
| 402 | ····mermaid.initialize({ | 402 | ····mermaid.initialize({ |
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| 2242 | ······<p·class="built-using"> | 2242 | ······<p·class="built-using"> |
| 2243 | ········Built·using | 2243 | ········Built·using |
| 2244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2244 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2245 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2246 | ······</p> | 2246 | ······</p> |
| 2247 | <p>Copyright·©·1996-202 | 2247 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2248 | ····</footer> | 2248 | ····</footer> |
| 2249 | ··</div> | 2249 | ··</div> |
| 2250 | </main> | 2250 | </main> |
| 2251 | </div> | 2251 | </div> |
| 2252 | <script> | 2252 | <script> |
| 2253 | ··function·mermaidLoaded()·{ | 2253 | ··function·mermaidLoaded()·{ |
| 2254 | ····mermaid.initialize({ | 2254 | ····mermaid.initialize({ |
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| 713 | ······<p·class="built-using"> | 713 | ······<p·class="built-using"> |
| 714 | ········Built·using | 714 | ········Built·using |
| 715 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 715 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 716 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 716 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 717 | ······</p> | 717 | ······</p> |
| 718 | <p>Copyright·©·1996-202 | 718 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 719 | ····</footer> | 719 | ····</footer> |
| 720 | ··</div> | 720 | ··</div> |
| 721 | </main> | 721 | </main> |
| 722 | </div> | 722 | </div> |
| 723 | <script> | 723 | <script> |
| 724 | ··function·mermaidLoaded()·{ | 724 | ··function·mermaidLoaded()·{ |
| 725 | ····mermaid.initialize({ | 725 | ····mermaid.initialize({ |
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| 1611 | ······<p·class="built-using"> | 1611 | ······<p·class="built-using"> |
| 1612 | ········Built·using | 1612 | ········Built·using |
| 1613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1613 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1614 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1615 | ······</p> | 1615 | ······</p> |
| 1616 | <p>Copyright·©·1996-202 | 1616 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1617 | ····</footer> | 1617 | ····</footer> |
| 1618 | ··</div> | 1618 | ··</div> |
| 1619 | </main> | 1619 | </main> |
| 1620 | </div> | 1620 | </div> |
| 1621 | <script> | 1621 | <script> |
| 1622 | ··function·mermaidLoaded()·{ | 1622 | ··function·mermaidLoaded()·{ |
| 1623 | ····mermaid.initialize({ | 1623 | ····mermaid.initialize({ |
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| 910 | ······<p·class="built-using"> | 910 | ······<p·class="built-using"> |
| 911 | ········Built·using | 911 | ········Built·using |
| 912 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 912 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 913 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 913 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 914 | ······</p> | 914 | ······</p> |
| 915 | <p>Copyright·©·1996-202 | 915 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 916 | ····</footer> | 916 | ····</footer> |
| 917 | ··</div> | 917 | ··</div> |
| 918 | </main> | 918 | </main> |
| 919 | </div> | 919 | </div> |
| 920 | <script> | 920 | <script> |
| 921 | ··function·mermaidLoaded()·{ | 921 | ··function·mermaidLoaded()·{ |
| 922 | ····mermaid.initialize({ | 922 | ····mermaid.initialize({ |
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| 665 | ······<p·class="built-using"> | 665 | ······<p·class="built-using"> |
| 666 | ········Built·using | 666 | ········Built·using |
| 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 667 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 668 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 669 | ······</p> | 669 | ······</p> |
| 670 | <p>Copyright·©·1996-202 | 670 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 671 | ····</footer> | 671 | ····</footer> |
| 672 | ··</div> | 672 | ··</div> |
| 673 | </main> | 673 | </main> |
| 674 | </div> | 674 | </div> |
| 675 | <script> | 675 | <script> |
| 676 | ··function·mermaidLoaded()·{ | 676 | ··function·mermaidLoaded()·{ |
| 677 | ····mermaid.initialize({ | 677 | ····mermaid.initialize({ |
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| 715 | ······<p·class="built-using"> | 715 | ······<p·class="built-using"> |
| 716 | ········Built·using | 716 | ········Built·using |
| 717 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 717 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 718 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 718 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 719 | ······</p> | 719 | ······</p> |
| 720 | <p>Copyright·©·1996-202 | 720 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 721 | ····</footer> | 721 | ····</footer> |
| 722 | ··</div> | 722 | ··</div> |
| 723 | </main> | 723 | </main> |
| 724 | </div> | 724 | </div> |
| 725 | <script> | 725 | <script> |
| 726 | ··function·mermaidLoaded()·{ | 726 | ··function·mermaidLoaded()·{ |
| 727 | ····mermaid.initialize({ | 727 | ····mermaid.initialize({ |
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| 378 | ······<p·class="built-using"> | 378 | ······<p·class="built-using"> |
| 379 | ········Built·using | 379 | ········Built·using |
| 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 380 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 381 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 382 | ······</p> | 382 | ······</p> |
| 383 | <p>Copyright·©·1996-202 | 383 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 384 | ····</footer> | 384 | ····</footer> |
| 385 | ··</div> | 385 | ··</div> |
| 386 | </main> | 386 | </main> |
| 387 | </div> | 387 | </div> |
| 388 | <script> | 388 | <script> |
| 389 | ··function·mermaidLoaded()·{ | 389 | ··function·mermaidLoaded()·{ |
| 390 | ····mermaid.initialize({ | 390 | ····mermaid.initialize({ |
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| 431 | ······<p·class="built-using"> | 431 | ······<p·class="built-using"> |
| 432 | ········Built·using | 432 | ········Built·using |
| 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 433 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 434 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 435 | ······</p> | 435 | ······</p> |
| 436 | <p>Copyright·©·1996-202 | 436 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 437 | ····</footer> | 437 | ····</footer> |
| 438 | ··</div> | 438 | ··</div> |
| 439 | </main> | 439 | </main> |
| 440 | </div> | 440 | </div> |
| 441 | <script> | 441 | <script> |
| 442 | ··function·mermaidLoaded()·{ | 442 | ··function·mermaidLoaded()·{ |
| 443 | ····mermaid.initialize({ | 443 | ····mermaid.initialize({ |
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| 496 | ······<p·class="built-using"> | 496 | ······<p·class="built-using"> |
| 497 | ········Built·using | 497 | ········Built·using |
| 498 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 498 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 499 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 499 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 500 | ······</p> | 500 | ······</p> |
| 501 | <p>Copyright·©·1996-202 | 501 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 502 | ····</footer> | 502 | ····</footer> |
| 503 | ··</div> | 503 | ··</div> |
| 504 | </main> | 504 | </main> |
| 505 | </div> | 505 | </div> |
| 506 | <script> | 506 | <script> |
| 507 | ··function·mermaidLoaded()·{ | 507 | ··function·mermaidLoaded()·{ |
| 508 | ····mermaid.initialize({ | 508 | ····mermaid.initialize({ |
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| 1295 | ······<p·class="built-using"> | 1295 | ······<p·class="built-using"> |
| 1296 | ········Built·using | 1296 | ········Built·using |
| 1297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1297 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1298 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1299 | ······</p> | 1299 | ······</p> |
| 1300 | <p>Copyright·©·1996-202 | 1300 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1301 | ····</footer> | 1301 | ····</footer> |
| 1302 | ··</div> | 1302 | ··</div> |
| 1303 | </main> | 1303 | </main> |
| 1304 | </div> | 1304 | </div> |
| 1305 | <script> | 1305 | <script> |
| 1306 | ··function·mermaidLoaded()·{ | 1306 | ··function·mermaidLoaded()·{ |
| 1307 | ····mermaid.initialize({ | 1307 | ····mermaid.initialize({ |
| Offset 550, 15 lines modified | Offset 550, 15 lines modified | ||
| 550 | ······<p·class="built-using"> | 550 | ······<p·class="built-using"> |
| 551 | ········Built·using | 551 | ········Built·using |
| 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 552 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 553 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 554 | ······</p> | 554 | ······</p> |
| 555 | <p>Copyright·©·1996-202 | 555 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 556 | ····</footer> | 556 | ····</footer> |
| 557 | ··</div> | 557 | ··</div> |
| 558 | </main> | 558 | </main> |
| 559 | </div> | 559 | </div> |
| 560 | <script> | 560 | <script> |
| 561 | ··function·mermaidLoaded()·{ | 561 | ··function·mermaidLoaded()·{ |
| 562 | ····mermaid.initialize({ | 562 | ····mermaid.initialize({ |
| Offset 477, 15 lines modified | Offset 477, 15 lines modified | ||
| 477 | ······<p·class="built-using"> | 477 | ······<p·class="built-using"> |
| 478 | ········Built·using | 478 | ········Built·using |
| 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 479 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 480 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 481 | ······</p> | 481 | ······</p> |
| 482 | <p>Copyright·©·1996-202 | 482 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 483 | ····</footer> | 483 | ····</footer> |
| 484 | ··</div> | 484 | ··</div> |
| 485 | </main> | 485 | </main> |
| 486 | </div> | 486 | </div> |
| 487 | <script> | 487 | <script> |
| 488 | ··function·mermaidLoaded()·{ | 488 | ··function·mermaidLoaded()·{ |
| 489 | ····mermaid.initialize({ | 489 | ····mermaid.initialize({ |
| Offset 386, 15 lines modified | Offset 386, 15 lines modified | ||
| 386 | ······<p·class="built-using"> | 386 | ······<p·class="built-using"> |
| 387 | ········Built·using | 387 | ········Built·using |
| 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 388 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 389 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 390 | ······</p> | 390 | ······</p> |
| 391 | <p>Copyright·©·1996-202 | 391 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 392 | ····</footer> | 392 | ····</footer> |
| 393 | ··</div> | 393 | ··</div> |
| 394 | </main> | 394 | </main> |
| 395 | </div> | 395 | </div> |
| 396 | <script> | 396 | <script> |
| 397 | ··function·mermaidLoaded()·{ | 397 | ··function·mermaidLoaded()·{ |
| 398 | ····mermaid.initialize({ | 398 | ····mermaid.initialize({ |
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| 546 | ······<p·class="built-using"> | 546 | ······<p·class="built-using"> |
| 547 | ········Built·using | 547 | ········Built·using |
| 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 548 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 549 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 550 | ······</p> | 550 | ······</p> |
| 551 | <p>Copyright·©·1996-202 | 551 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 552 | ····</footer> | 552 | ····</footer> |
| 553 | ··</div> | 553 | ··</div> |
| 554 | </main> | 554 | </main> |
| 555 | </div> | 555 | </div> |
| 556 | <script> | 556 | <script> |
| 557 | ··function·mermaidLoaded()·{ | 557 | ··function·mermaidLoaded()·{ |
| 558 | ····mermaid.initialize({ | 558 | ····mermaid.initialize({ |
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| 607 | ······<p·class="built-using"> | 607 | ······<p·class="built-using"> |
| 608 | ········Built·using | 608 | ········Built·using |
| 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 609 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 610 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 611 | ······</p> | 611 | ······</p> |
| 612 | <p>Copyright·©·1996-202 | 612 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 613 | ····</footer> | 613 | ····</footer> |
| 614 | ··</div> | 614 | ··</div> |
| 615 | </main> | 615 | </main> |
| 616 | </div> | 616 | </div> |
| 617 | <script> | 617 | <script> |
| 618 | ··function·mermaidLoaded()·{ | 618 | ··function·mermaidLoaded()·{ |
| 619 | ····mermaid.initialize({ | 619 | ····mermaid.initialize({ |
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| 1049 | ······<p·class="built-using"> | 1049 | ······<p·class="built-using"> |
| 1050 | ········Built·using | 1050 | ········Built·using |
| 1051 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1051 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1052 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1052 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1053 | ······</p> | 1053 | ······</p> |
| 1054 | <p>Copyright·©·1996-202 | 1054 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1055 | ····</footer> | 1055 | ····</footer> |
| 1056 | ··</div> | 1056 | ··</div> |
| 1057 | </main> | 1057 | </main> |
| 1058 | </div> | 1058 | </div> |
| 1059 | <script> | 1059 | <script> |
| 1060 | ··function·mermaidLoaded()·{ | 1060 | ··function·mermaidLoaded()·{ |
| 1061 | ····mermaid.initialize({ | 1061 | ····mermaid.initialize({ |
| Offset 497, 15 lines modified | Offset 497, 15 lines modified | ||
| 497 | ······<p·class="built-using"> | 497 | ······<p·class="built-using"> |
| 498 | ········Built·using | 498 | ········Built·using |
| 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 499 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 500 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 501 | ······</p> | 501 | ······</p> |
| 502 | <p>Copyright·©·1996-202 | 502 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 503 | ····</footer> | 503 | ····</footer> |
| 504 | ··</div> | 504 | ··</div> |
| 505 | </main> | 505 | </main> |
| 506 | </div> | 506 | </div> |
| 507 | <script> | 507 | <script> |
| 508 | ··function·mermaidLoaded()·{ | 508 | ··function·mermaidLoaded()·{ |
| 509 | ····mermaid.initialize({ | 509 | ····mermaid.initialize({ |
| Offset 16754, 15 lines modified | Offset 16754, 15 lines modified | ||
| 16754 | ······<p·class="built-using"> | 16754 | ······<p·class="built-using"> |
| 16755 | ········Built·using | 16755 | ········Built·using |
| 16756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 16756 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 16757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 16757 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 16758 | ······</p> | 16758 | ······</p> |
| 16759 | <p>Copyright·©·1996-202 | 16759 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 16760 | ····</footer> | 16760 | ····</footer> |
| 16761 | ··</div> | 16761 | ··</div> |
| 16762 | </main> | 16762 | </main> |
| 16763 | </div> | 16763 | </div> |
| 16764 | <script> | 16764 | <script> |
| 16765 | ··function·mermaidLoaded()·{ | 16765 | ··function·mermaidLoaded()·{ |
| 16766 | ····mermaid.initialize({ | 16766 | ····mermaid.initialize({ |
| Offset 1172, 15 lines modified | Offset 1172, 15 lines modified | ||
| 1172 | ······<p·class="built-using"> | 1172 | ······<p·class="built-using"> |
| 1173 | ········Built·using | 1173 | ········Built·using |
| 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1174 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1175 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1176 | ······</p> | 1176 | ······</p> |
| 1177 | <p>Copyright·©·1996-202 | 1177 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1178 | ····</footer> | 1178 | ····</footer> |
| 1179 | ··</div> | 1179 | ··</div> |
| 1180 | </main> | 1180 | </main> |
| 1181 | </div> | 1181 | </div> |
| 1182 | <script> | 1182 | <script> |
| 1183 | ··function·mermaidLoaded()·{ | 1183 | ··function·mermaidLoaded()·{ |
| 1184 | ····mermaid.initialize({ | 1184 | ····mermaid.initialize({ |
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| 293 | ······<p·class="built-using"> | 293 | ······<p·class="built-using"> |
| 294 | ········Built·using | 294 | ········Built·using |
| 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 295 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 296 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 297 | ······</p> | 297 | ······</p> |
| 298 | <p>Copyright·©·1996-202 | 298 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 299 | ····</footer> | 299 | ····</footer> |
| 300 | ··</div> | 300 | ··</div> |
| 301 | </main> | 301 | </main> |
| 302 | </div> | 302 | </div> |
| 303 | <script> | 303 | <script> |
| 304 | ··function·mermaidLoaded()·{ | 304 | ··function·mermaidLoaded()·{ |
| 305 | ····mermaid.initialize({ | 305 | ····mermaid.initialize({ |
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| 463 | ······<p·class="built-using"> | 463 | ······<p·class="built-using"> |
| 464 | ········Built·using | 464 | ········Built·using |
| 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 467 | ······</p> | 467 | ······</p> |
| 468 | <p>Copyright·©·1996-202 | 468 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 469 | ····</footer> | 469 | ····</footer> |
| 470 | ··</div> | 470 | ··</div> |
| 471 | </main> | 471 | </main> |
| 472 | </div> | 472 | </div> |
| 473 | <script> | 473 | <script> |
| 474 | ··function·mermaidLoaded()·{ | 474 | ··function·mermaidLoaded()·{ |
| 475 | ····mermaid.initialize({ | 475 | ····mermaid.initialize({ |
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| 422 | ······<p·class="built-using"> | 422 | ······<p·class="built-using"> |
| 423 | ········Built·using | 423 | ········Built·using |
| 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 424 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 425 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 426 | ······</p> | 426 | ······</p> |
| 427 | <p>Copyright·©·1996-202 | 427 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 428 | ····</footer> | 428 | ····</footer> |
| 429 | ··</div> | 429 | ··</div> |
| 430 | </main> | 430 | </main> |
| 431 | </div> | 431 | </div> |
| 432 | <script> | 432 | <script> |
| 433 | ··function·mermaidLoaded()·{ | 433 | ··function·mermaidLoaded()·{ |
| 434 | ····mermaid.initialize({ | 434 | ····mermaid.initialize({ |
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| 501 | ······<p·class="built-using"> | 501 | ······<p·class="built-using"> |
| 502 | ········Built·using | 502 | ········Built·using |
| 503 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 503 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 504 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 504 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 505 | ······</p> | 505 | ······</p> |
| 506 | <p>Copyright·©·1996-202 | 506 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 507 | ····</footer> | 507 | ····</footer> |
| 508 | ··</div> | 508 | ··</div> |
| 509 | </main> | 509 | </main> |
| 510 | </div> | 510 | </div> |
| 511 | <script> | 511 | <script> |
| 512 | ··function·mermaidLoaded()·{ | 512 | ··function·mermaidLoaded()·{ |
| 513 | ····mermaid.initialize({ | 513 | ····mermaid.initialize({ |
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| 285 | ······<p·class="built-using"> | 285 | ······<p·class="built-using"> |
| 286 | ········Built·using | 286 | ········Built·using |
| 287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 287 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 288 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 289 | ······</p> | 289 | ······</p> |
| 290 | <p>Copyright·©·1996-202 | 290 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 291 | ····</footer> | 291 | ····</footer> |
| 292 | ··</div> | 292 | ··</div> |
| 293 | </main> | 293 | </main> |
| 294 | </div> | 294 | </div> |
| 295 | <script> | 295 | <script> |
| 296 | ··function·mermaidLoaded()·{ | 296 | ··function·mermaidLoaded()·{ |
| 297 | ····mermaid.initialize({ | 297 | ····mermaid.initialize({ |
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| 1762 | ······<p·class="built-using"> | 1762 | ······<p·class="built-using"> |
| 1763 | ········Built·using | 1763 | ········Built·using |
| 1764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1764 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1765 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1766 | ······</p> | 1766 | ······</p> |
| 1767 | <p>Copyright·©·1996-202 | 1767 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1768 | ····</footer> | 1768 | ····</footer> |
| 1769 | ··</div> | 1769 | ··</div> |
| 1770 | </main> | 1770 | </main> |
| 1771 | </div> | 1771 | </div> |
| 1772 | <script> | 1772 | <script> |
| 1773 | ··function·mermaidLoaded()·{ | 1773 | ··function·mermaidLoaded()·{ |
| 1774 | ····mermaid.initialize({ | 1774 | ····mermaid.initialize({ |
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| 2410 | ······<p·class="built-using"> | 2410 | ······<p·class="built-using"> |
| 2411 | ········Built·using | 2411 | ········Built·using |
| 2412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2412 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2413 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2414 | ······</p> | 2414 | ······</p> |
| 2415 | <p>Copyright·©·1996-202 | 2415 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2416 | ····</footer> | 2416 | ····</footer> |
| 2417 | ··</div> | 2417 | ··</div> |
| 2418 | </main> | 2418 | </main> |
| 2419 | </div> | 2419 | </div> |
| 2420 | <script> | 2420 | <script> |
| 2421 | ··function·mermaidLoaded()·{ | 2421 | ··function·mermaidLoaded()·{ |
| 2422 | ····mermaid.initialize({ | 2422 | ····mermaid.initialize({ |
| Offset 463, 15 lines modified | Offset 463, 15 lines modified | ||
| 463 | ······<p·class="built-using"> | 463 | ······<p·class="built-using"> |
| 464 | ········Built·using | 464 | ········Built·using |
| 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 465 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 466 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 467 | ······</p> | 467 | ······</p> |
| 468 | <p>Copyright·©·1996-202 | 468 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 469 | ····</footer> | 469 | ····</footer> |
| 470 | ··</div> | 470 | ··</div> |
| 471 | </main> | 471 | </main> |
| 472 | </div> | 472 | </div> |
| 473 | <script> | 473 | <script> |
| 474 | ··function·mermaidLoaded()·{ | 474 | ··function·mermaidLoaded()·{ |
| 475 | ····mermaid.initialize({ | 475 | ····mermaid.initialize({ |
| Offset 459, 15 lines modified | Offset 459, 15 lines modified | ||
| 459 | ······<p·class="built-using"> | 459 | ······<p·class="built-using"> |
| 460 | ········Built·using | 460 | ········Built·using |
| 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 461 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 462 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 463 | ······</p> | 463 | ······</p> |
| 464 | <p>Copyright·©·1996-202 | 464 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 465 | ····</footer> | 465 | ····</footer> |
| 466 | ··</div> | 466 | ··</div> |
| 467 | </main> | 467 | </main> |
| 468 | </div> | 468 | </div> |
| 469 | <script> | 469 | <script> |
| 470 | ··function·mermaidLoaded()·{ | 470 | ··function·mermaidLoaded()·{ |
| 471 | ····mermaid.initialize({ | 471 | ····mermaid.initialize({ |
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| 551 | ······<p·class="built-using"> | 551 | ······<p·class="built-using"> |
| 552 | ········Built·using | 552 | ········Built·using |
| 553 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 553 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 554 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 554 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 555 | ······</p> | 555 | ······</p> |
| 556 | <p>Copyright·©·1996-202 | 556 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 557 | ····</footer> | 557 | ····</footer> |
| 558 | ··</div> | 558 | ··</div> |
| 559 | </main> | 559 | </main> |
| 560 | </div> | 560 | </div> |
| 561 | <script> | 561 | <script> |
| 562 | ··function·mermaidLoaded()·{ | 562 | ··function·mermaidLoaded()·{ |
| 563 | ····mermaid.initialize({ | 563 | ····mermaid.initialize({ |
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| 1980 | ······<p·class="built-using"> | 1980 | ······<p·class="built-using"> |
| 1981 | ········Built·using | 1981 | ········Built·using |
| 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1982 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1983 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1984 | ······</p> | 1984 | ······</p> |
| 1985 | <p>Copyright·©·1996-202 | 1985 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1986 | ····</footer> | 1986 | ····</footer> |
| 1987 | ··</div> | 1987 | ··</div> |
| 1988 | </main> | 1988 | </main> |
| 1989 | </div> | 1989 | </div> |
| 1990 | <script> | 1990 | <script> |
| 1991 | ··function·mermaidLoaded()·{ | 1991 | ··function·mermaidLoaded()·{ |
| 1992 | ····mermaid.initialize({ | 1992 | ····mermaid.initialize({ |
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| 485 | ······<p·class="built-using"> | 485 | ······<p·class="built-using"> |
| 486 | ········Built·using | 486 | ········Built·using |
| 487 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 487 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 488 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 488 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 489 | ······</p> | 489 | ······</p> |
| 490 | <p>Copyright·©·1996-202 | 490 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 491 | ····</footer> | 491 | ····</footer> |
| 492 | ··</div> | 492 | ··</div> |
| 493 | </main> | 493 | </main> |
| 494 | </div> | 494 | </div> |
| 495 | <script> | 495 | <script> |
| 496 | ··function·mermaidLoaded()·{ | 496 | ··function·mermaidLoaded()·{ |
| 497 | ····mermaid.initialize({ | 497 | ····mermaid.initialize({ |
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| 1309 | ······<p·class="built-using"> | 1309 | ······<p·class="built-using"> |
| 1310 | ········Built·using | 1310 | ········Built·using |
| 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1311 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1312 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1313 | ······</p> | 1313 | ······</p> |
| 1314 | <p>Copyright·©·1996-202 | 1314 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1315 | ····</footer> | 1315 | ····</footer> |
| 1316 | ··</div> | 1316 | ··</div> |
| 1317 | </main> | 1317 | </main> |
| 1318 | </div> | 1318 | </div> |
| 1319 | <script> | 1319 | <script> |
| 1320 | ··function·mermaidLoaded()·{ | 1320 | ··function·mermaidLoaded()·{ |
| 1321 | ····mermaid.initialize({ | 1321 | ····mermaid.initialize({ |
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| 1095 | ······<p·class="built-using"> | 1095 | ······<p·class="built-using"> |
| 1096 | ········Built·using | 1096 | ········Built·using |
| 1097 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1097 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1098 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1098 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1099 | ······</p> | 1099 | ······</p> |
| 1100 | <p>Copyright·©·1996-202 | 1100 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1101 | ····</footer> | 1101 | ····</footer> |
| 1102 | ··</div> | 1102 | ··</div> |
| 1103 | </main> | 1103 | </main> |
| 1104 | </div> | 1104 | </div> |
| 1105 | <script> | 1105 | <script> |
| 1106 | ··function·mermaidLoaded()·{ | 1106 | ··function·mermaidLoaded()·{ |
| 1107 | ····mermaid.initialize({ | 1107 | ····mermaid.initialize({ |
| Offset 3491, 15 lines modified | Offset 3491, 15 lines modified | ||
| 3491 | ······<p·class="built-using"> | 3491 | ······<p·class="built-using"> |
| 3492 | ········Built·using | 3492 | ········Built·using |
| 3493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 3493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 3494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 3494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 3495 | ······</p> | 3495 | ······</p> |
| 3496 | <p>Copyright·©·1996-202 | 3496 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 3497 | ····</footer> | 3497 | ····</footer> |
| 3498 | ··</div> | 3498 | ··</div> |
| 3499 | </main> | 3499 | </main> |
| 3500 | </div> | 3500 | </div> |
| 3501 | <script> | 3501 | <script> |
| 3502 | ··function·mermaidLoaded()·{ | 3502 | ··function·mermaidLoaded()·{ |
| 3503 | ····mermaid.initialize({ | 3503 | ····mermaid.initialize({ |
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| 610 | ······<p·class="built-using"> | 610 | ······<p·class="built-using"> |
| 611 | ········Built·using | 611 | ········Built·using |
| 612 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 612 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 613 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 613 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 614 | ······</p> | 614 | ······</p> |
| 615 | <p>Copyright·©·1996-202 | 615 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 616 | ····</footer> | 616 | ····</footer> |
| 617 | ··</div> | 617 | ··</div> |
| 618 | </main> | 618 | </main> |
| 619 | </div> | 619 | </div> |
| 620 | <script> | 620 | <script> |
| 621 | ··function·mermaidLoaded()·{ | 621 | ··function·mermaidLoaded()·{ |
| 622 | ····mermaid.initialize({ | 622 | ····mermaid.initialize({ |
| Offset 1491, 15 lines modified | Offset 1491, 15 lines modified | ||
| 1491 | ······<p·class="built-using"> | 1491 | ······<p·class="built-using"> |
| 1492 | ········Built·using | 1492 | ········Built·using |
| 1493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1493 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1494 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1495 | ······</p> | 1495 | ······</p> |
| 1496 | <p>Copyright·©·1996-202 | 1496 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1497 | ····</footer> | 1497 | ····</footer> |
| 1498 | ··</div> | 1498 | ··</div> |
| 1499 | </main> | 1499 | </main> |
| 1500 | </div> | 1500 | </div> |
| 1501 | <script> | 1501 | <script> |
| 1502 | ··function·mermaidLoaded()·{ | 1502 | ··function·mermaidLoaded()·{ |
| 1503 | ····mermaid.initialize({ | 1503 | ····mermaid.initialize({ |
| Offset 986, 15 lines modified | Offset 986, 15 lines modified | ||
| 986 | ······<p·class="built-using"> | 986 | ······<p·class="built-using"> |
| 987 | ········Built·using | 987 | ········Built·using |
| 988 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 988 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 989 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 989 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 990 | ······</p> | 990 | ······</p> |
| 991 | <p>Copyright·©·1996-202 | 991 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 992 | ····</footer> | 992 | ····</footer> |
| 993 | ··</div> | 993 | ··</div> |
| 994 | </main> | 994 | </main> |
| 995 | </div> | 995 | </div> |
| 996 | <script> | 996 | <script> |
| 997 | ··function·mermaidLoaded()·{ | 997 | ··function·mermaidLoaded()·{ |
| 998 | ····mermaid.initialize({ | 998 | ····mermaid.initialize({ |
| Offset 2229, 15 lines modified | Offset 2229, 15 lines modified | ||
| 2229 | ······<p·class="built-using"> | 2229 | ······<p·class="built-using"> |
| 2230 | ········Built·using | 2230 | ········Built·using |
| 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 2231 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 2232 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 2233 | ······</p> | 2233 | ······</p> |
| 2234 | <p>Copyright·©·1996-202 | 2234 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 2235 | ····</footer> | 2235 | ····</footer> |
| 2236 | ··</div> | 2236 | ··</div> |
| 2237 | </main> | 2237 | </main> |
| 2238 | </div> | 2238 | </div> |
| 2239 | <script> | 2239 | <script> |
| 2240 | ··function·mermaidLoaded()·{ | 2240 | ··function·mermaidLoaded()·{ |
| 2241 | ····mermaid.initialize({ | 2241 | ····mermaid.initialize({ |
| Offset 466, 15 lines modified | Offset 466, 15 lines modified | ||
| 466 | ······<p·class="built-using"> | 466 | ······<p·class="built-using"> |
| 467 | ········Built·using | 467 | ········Built·using |
| 468 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 468 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 469 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 469 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 470 | ······</p> | 470 | ······</p> |
| 471 | <p>Copyright·©·1996-202 | 471 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 472 | ····</footer> | 472 | ····</footer> |
| 473 | ··</div> | 473 | ··</div> |
| 474 | </main> | 474 | </main> |
| 475 | </div> | 475 | </div> |
| 476 | <script> | 476 | <script> |
| 477 | ··function·mermaidLoaded()·{ | 477 | ··function·mermaidLoaded()·{ |
| 478 | ····mermaid.initialize({ | 478 | ····mermaid.initialize({ |
| Offset 7835, 15 lines modified | Offset 7835, 15 lines modified | ||
| 7835 | ······<p·class="built-using"> | 7835 | ······<p·class="built-using"> |
| 7836 | ········Built·using | 7836 | ········Built·using |
| 7837 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 7837 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 7838 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 7838 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 7839 | ······</p> | 7839 | ······</p> |
| 7840 | <p>Copyright·©·1996-202 | 7840 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 7841 | ····</footer> | 7841 | ····</footer> |
| 7842 | ··</div> | 7842 | ··</div> |
| 7843 | </main> | 7843 | </main> |
| 7844 | </div> | 7844 | </div> |
| 7845 | <script> | 7845 | <script> |
| 7846 | ··function·mermaidLoaded()·{ | 7846 | ··function·mermaidLoaded()·{ |
| 7847 | ····mermaid.initialize({ | 7847 | ····mermaid.initialize({ |
| Offset 289, 15 lines modified | Offset 289, 15 lines modified | ||
| 289 | ······<p·class="built-using"> | 289 | ······<p·class="built-using"> |
| 290 | ········Built·using | 290 | ········Built·using |
| 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 291 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 292 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 293 | ······</p> | 293 | ······</p> |
| 294 | <p>Copyright·©·1996-202 | 294 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 295 | ····</footer> | 295 | ····</footer> |
| 296 | ··</div> | 296 | ··</div> |
| 297 | </main> | 297 | </main> |
| 298 | </div> | 298 | </div> |
| 299 | <script> | 299 | <script> |
| 300 | ··function·mermaidLoaded()·{ | 300 | ··function·mermaidLoaded()·{ |
| 301 | ····mermaid.initialize({ | 301 | ····mermaid.initialize({ |
| Offset 308, 15 lines modified | Offset 308, 15 lines modified | ||
| 308 | ······<p·class="built-using"> | 308 | ······<p·class="built-using"> |
| 309 | ········Built·using | 309 | ········Built·using |
| 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 310 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 311 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 312 | ······</p> | 312 | ······</p> |
| 313 | <p>Copyright·©·1996-202 | 313 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 314 | ····</footer> | 314 | ····</footer> |
| 315 | ··</div> | 315 | ··</div> |
| 316 | </main> | 316 | </main> |
| 317 | </div> | 317 | </div> |
| 318 | <script> | 318 | <script> |
| 319 | ··function·mermaidLoaded()·{ | 319 | ··function·mermaidLoaded()·{ |
| 320 | ····mermaid.initialize({ | 320 | ····mermaid.initialize({ |
| Offset 290, 15 lines modified | Offset 290, 15 lines modified | ||
| 290 | ······<p·class="built-using"> | 290 | ······<p·class="built-using"> |
| 291 | ········Built·using | 291 | ········Built·using |
| 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 292 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 293 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 294 | ······</p> | 294 | ······</p> |
| 295 | <p>Copyright·©·1996-202 | 295 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 296 | ····</footer> | 296 | ····</footer> |
| 297 | ··</div> | 297 | ··</div> |
| 298 | </main> | 298 | </main> |
| 299 | </div> | 299 | </div> |
| 300 | <script> | 300 | <script> |
| 301 | ··function·mermaidLoaded()·{ | 301 | ··function·mermaidLoaded()·{ |
| 302 | ····mermaid.initialize({ | 302 | ····mermaid.initialize({ |
| Offset 1417, 15 lines modified | Offset 1417, 15 lines modified | ||
| 1417 | ······<p·class="built-using"> | 1417 | ······<p·class="built-using"> |
| 1418 | ········Built·using | 1418 | ········Built·using |
| 1419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1419 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1420 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1421 | ······</p> | 1421 | ······</p> |
| 1422 | <p>Copyright·©·1996-202 | 1422 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1423 | ····</footer> | 1423 | ····</footer> |
| 1424 | ··</div> | 1424 | ··</div> |
| 1425 | </main> | 1425 | </main> |
| 1426 | </div> | 1426 | </div> |
| 1427 | <script> | 1427 | <script> |
| 1428 | ··function·mermaidLoaded()·{ | 1428 | ··function·mermaidLoaded()·{ |
| 1429 | ····mermaid.initialize({ | 1429 | ····mermaid.initialize({ |
| Offset 1302, 15 lines modified | Offset 1302, 15 lines modified | ||
| 1302 | ······<p·class="built-using"> | 1302 | ······<p·class="built-using"> |
| 1303 | ········Built·using | 1303 | ········Built·using |
| 1304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1304 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1305 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1306 | ······</p> | 1306 | ······</p> |
| 1307 | <p>Copyright·©·1996-202 | 1307 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1308 | ····</footer> | 1308 | ····</footer> |
| 1309 | ··</div> | 1309 | ··</div> |
| 1310 | </main> | 1310 | </main> |
| 1311 | </div> | 1311 | </div> |
| 1312 | <script> | 1312 | <script> |
| 1313 | ··function·mermaidLoaded()·{ | 1313 | ··function·mermaidLoaded()·{ |
| 1314 | ····mermaid.initialize({ | 1314 | ····mermaid.initialize({ |
| Offset 132, 44 lines modified | Offset 132, 44 lines modified | ||
| 132 | works·like·a·regular·gen_server·module·and·creates·a·server·per·object.</p><p>NOTE:·Currently·no·form·of·inheritance·is·implemented.</p><p>The·user·module·should·export:</p><p>init(Args)·should·return<br/>{wxWindow,·State}·|·{wxWindow,·State,·Timeout}·|·ignore·|·{stop,·Reason}</p><p>Asynchronous·window·event·handling:<br/>handle_event(#wx{},·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>The·user·module·can·export·the·following·callback·functions:</p><p>handle_call(Msg,·{From,·Tag},·State)·should·return<br/>{reply,·Reply,·State}·|·{reply,·Reply,·State,·Timeout}·|·{noreply,·State} | 132 | works·like·a·regular·gen_server·module·and·creates·a·server·per·object.</p><p>NOTE:·Currently·no·form·of·inheritance·is·implemented.</p><p>The·user·module·should·export:</p><p>init(Args)·should·return<br/>{wxWindow,·State}·|·{wxWindow,·State,·Timeout}·|·ignore·|·{stop,·Reason}</p><p>Asynchronous·window·event·handling:<br/>handle_event(#wx{},·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>The·user·module·can·export·the·following·callback·functions:</p><p>handle_call(Msg,·{From,·Tag},·State)·should·return<br/>{reply,·Reply,·State}·|·{reply,·Reply,·State,·Timeout}·|·{noreply,·State} |
| 133 | |·{noreply,·State,·Timeout}·|·{stop,·Reason,·Reply,·State}</p><p>handle_cast(Msg,·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·the·above·are·not·exported·but·called,·the·wx_object·process·will·crash.·The | 133 | |·{noreply,·State,·Timeout}·|·{stop,·Reason,·Reply,·State}</p><p>handle_cast(Msg,·State)·should·return<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·the·above·are·not·exported·but·called,·the·wx_object·process·will·crash.·The |
| 134 | user·module·can·also·export:</p><p>Info·is·message·e.g.·{'EXIT',·P,·R},·{nodedown,·N},·...<br/>handle_info(Info,·State)·should·return·,·...<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·a·message·is·sent·to·the·wx_object·process·when·handle_info·is·not·exported, | 134 | user·module·can·also·export:</p><p>Info·is·message·e.g.·{'EXIT',·P,·R},·{nodedown,·N},·...<br/>handle_info(Info,·State)·should·return·,·...<br/>{noreply,·State}·|·{noreply,·State,·Timeout}·|·{stop,·Reason,·State}</p><p>If·a·message·is·sent·to·the·wx_object·process·when·handle_info·is·not·exported, |
| 135 | the·message·will·be·dropped·and·ignored.</p><p>When·stop·is·returned·in·one·of·the·functions·above·with·Reason·=·normal·| | 135 | the·message·will·be·dropped·and·ignored.</p><p>When·stop·is·returned·in·one·of·the·functions·above·with·Reason·=·normal·| |
| 136 | shutdown·|·Term,·terminate(State)·is·called.·It·lets·the·user·module·clean·up, | 136 | shutdown·|·Term,·terminate(State)·is·called.·It·lets·the·user·module·clean·up, |
| 137 | it·is·always·called·when·server·terminates·or·when·wx_object()·in·the·driver·is | 137 | it·is·always·called·when·server·terminates·or·when·wx_object()·in·the·driver·is |
| 138 | deleted.·If·the·Parent·process·terminates·the·Module:terminate/2·function·is | 138 | deleted.·If·the·Parent·process·terminates·the·Module:terminate/2·function·is |
| 139 | called.<br/>terminate(Reason,·State)</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 139 | called.<br/>terminate(Reason,·State)</p><p>Example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">··</span><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="3152649478-1">(</span><span·class="ss">myDialog</span><span·class="p"·data-group-id="3152649478-1">)</span><span·class="p">.</span><span·class="w"> |
| 140 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 140 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3152649478-2">(</span><span·class="p"·data-group-id="3152649478-3">[</span><span·class="ss">new</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">show</span><span·class="p">/</span><span[·...·truncated·by·diffoscope;·len:·242,·SHA:·0a4b25bce3e104d5e7869d38f289e34b1831b7f6cd314b165a11a6c7020e5371·...·]-2">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%·API</span><span·class="w"> |
| 141 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 141 | </span><span·class="w">··</span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="3152649478-4">(</span><span·class="p"·data-group-id="3152649478-5">[</span><span·class="ss">init</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_call</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">handle_event</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 142 | ···········</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id=" | 142 | ···········</span><span·class="ss">handle_info</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">code_change</span><span·class="p">/</span><span·class="mi">3</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">terminate</span><span·class="p">/</span><span·class="mi">2</span><span·class="p"·data-group-id="3152649478-5">]</span><span·class="p"·data-group-id="3152649478-4">)</span><span·class="p">.</span><span·class="w"> |
| 143 | ···········</span><span·class="ss">new</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">showModal</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">destroy</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">]</span><span·class="p">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%·Callbacks</span><span·class="w"> | 143 | ···········</span><span·class="ss">new</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">showModal</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">destroy</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">]</span><span·class="p">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%%·Callbacks</span><span·class="w"> |
| 144 | ··</span><span·class="c1">%%·Client·API</span><span·class="w"> | 144 | ··</span><span·class="c1">%%·Client·API</span><span·class="w"> |
| 145 | ··</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 145 | ··</span><span·class="nf">new</span><span·class="p"·data-group-id="3152649478-6">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Msg</span><span·class="p"·data-group-id="3152649478-6">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 146 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id=" | 146 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">start</span><span·class="p"·data-group-id="3152649478-7">(</span><span·class="o">?</span><span·class="n">MODULE</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="3152649478-8">[</span><span·class="n">Parent</span><span·class="p">,</span><span·class="n">Id</span><s[·...·truncated·by·diffoscope;·len:·246,·SHA:·ab0449798708e7cde6009fb7dbae54ec4c35507ccd3a0190bcfd5ad814ce5e0b·...·]-7">)</span><span·class="p">.</span><span·class="w"> |
| 147 | ··</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 147 | ··</span><span·class="nf">show</span><span·class="p"·data-group-id="3152649478-10">(</span><span·class="n">Dialog</span><span·class="p"·data-group-id="3152649478-10">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 148 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 148 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="3152649478-11">(</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">show_modal</span><span·class="p"·data-group-id="3152649478-11">)</span><span·class="p">.</span><span·class="w"> |
| 149 | ··</span><span·class="nf">destroy</span><span·class="p"·data-group-id=" | 149 | ··</span><span·class="nf">destroy</span><span·class="p"·data-group-id="3152649478-12">(</span><span·class="n">Dialog</span><span·class="p"·data-group-id="3152649478-12">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 150 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id=" | 150 | ·····</span><span·class="nc">wx_object</span><span·class="p">:</span><span·class="nf">call</span><span·class="p"·data-group-id="3152649478-13">(</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">destroy</span><span·class="p"·data-group-id="3152649478-13">)</span><span·class="p">.</span><span·class="w"> |
| 151 | ··</span><span·class="c1">%%·Server·Implementation·ala·gen_server</span><span·class="w"> | 151 | ··</span><span·class="c1">%%·Server·Implementation·ala·gen_server</span><span·class="w"> |
| 152 | ··</span><span·class="nf">init</span><span·class="p"·data-group-id=" | 152 | ··</span><span·class="nf">init</span><span·class="p"·data-group-id="3152649478-14">(</span><span·class="p"·data-group-id="3152649478-15">[</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Str</span><span·class="p"·data-group-id="3152649478-15">]</span><span·class="p"·data-g[·...·truncated·by·diffoscope;·len:·19,·SHA:·db2a8a45676e5bd40a8822252e0af282b2350f1da935fb259c3b86e27ca87fc0·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 153 | ·····</span><span·class="n">Dialog</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id=" | 153 | ·····</span><span·class="n">Dialog</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">new</span><span·class="p"·data-group-id="3152649478-16">(</span><span·class="n">Parent</span><span·class="p">,</span><span·class="w">·</span><span·class="mi">42</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"Testing"</span><span·class="p">,</span><span·class="w">[·...·truncated·by·diffoscope;·len:·157,·SHA:·a2df7569a16772227bd4880f3676605d41506e11362dac49bff83e80aece254e·...·]-16">)</span><span·class="p">,</span><span·class="w"> |
| 154 | ·····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 154 | ·····</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 155 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id=" | 155 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">connect</span><span·class="p"·data-group-id="3152649478-18">(</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">command_button_clicked</span><span·class="p"·data-group-id="3152649478-18">)</span><span·class="p">,</span><span·class="w"> |
| 156 | ·····</span><span·class="p"·data-group-id=" | 156 | ·····</span><span·class="p"·data-group-id="3152649478-19">{</span><span·class="n">Dialog</span><span·class="p">,</span><span·class="w">·</span><span·class="n">MyState</span><span·class="p"·data-group-id="3152649478-19">}</span><span·class="p">.</span><span·class="w"> |
| 157 | ··</span><span·class="nf">handle_call</span><span·class="p"·data-group-id=" | 157 | ··</span><span·class="nf">handle_call</span><span·class="p"·data-group-id="3152649478-20">(</span><span·class="ss">show</span><span·class="p">,</span><span·class="w">·</span><span·class="p">_</span><span·class="n">From</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id=[·...·truncated·by·diffoscope;·len:·11,·SHA:·0383a71523bf7f8cfc83d99eb09079e8a976e26468d38fc4a3b4a80cde0608a3·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 158 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id=" | 158 | ·····</span><span·class="nc">wxDialog</span><span·class="p">:</span><span·class="nf">show</span><span·class="p"·data-group-id="3152649478-21">(</span><span·class="n">State</span><span·class="o">#</span><span·class="ss">state</span><span·class="p">.</span><span·class="ss">win</span><span·class="p"·data-group-id="3152649478-21">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ·····</span><span·class="p"·data-group-id=" | 159 | ·····</span><span·class="p"·data-group-id="3152649478-22">{</span><span·class="ss">reply</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="3152649478-22">}</span><span·class="p">;</span><span·class="w"> |
| 160 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 160 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 161 | ··</span><span·class="nf">handle_event</span><span·class="p"·data-group-id=" | 161 | ··</span><span·class="nf">handle_event</span><span·class="p"·data-group-id="3152649478-23">(</span><span·class="o">#</span><span·class="ss">wx</span><span·class="p"·data-group-id="3152649478-24">{</span><span·class="p"·data-group-id="3152649478-24">}</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span[·...·truncated·by·diffoscope;·len:·42,·SHA:·ed74bce634b5f3df9b4369d4bfffd03569ce4dcb9fcd0082e5bb5059c16cf94f·...·]-23">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 162 | ·····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 162 | ·····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="3152649478-25">(</span><span·class="s">"Users·clicked·button</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="3152649478-26">[</span><span·class="p"·data-group-id="3152649478-26">]</sp[·...·truncated·by·diffoscope;·len:·44,·SHA:·2bbe9209ab2c357ad4972511c827f141eed023430765596d01a9cadf899860e3·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 163 | ·····</span><span·class="p"·data-group-id=" | 163 | ·····</span><span·class="p"·data-group-id="3152649478-27">{</span><span·class="ss">noreply</span><span·class="p">,</span><span·class="w">·</span><span·class="n">State</span><span·class="p"·data-group-id="3152649478-27">}</span><span·class="p">;</span><span·class="w"> |
| 164 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-data-types"·class="section-heading"> | 164 | ··</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span></code></pre><h2·id="module-data-types"·class="section-heading"> |
| 165 | ··<a·href="#module-data-types"·class="hover-link"> | 165 | ··<a·href="#module-data-types"·class="hover-link"> |
| 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 166 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 167 | ··</a> | 167 | ··</a> |
| 168 | ··<span·class="text">DATA·TYPES</span> | 168 | ··<span·class="text">DATA·TYPES</span> |
| 169 | </h2> | 169 | </h2> |
| 170 | <ul><li><p><strong><a·href=""·id="type-request_id"></a>·request_id()·=·term()</strong></p></li><li><p><strong><a·href=""·id="type-server_ref"></a>·server_ref()·= | 170 | <ul><li><p><strong><a·href=""·id="type-request_id"></a>·request_id()·=·term()</strong></p></li><li><p><strong><a·href=""·id="type-server_ref"></a>·server_ref()·= |
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| 1320 | ········Built·using | 1320 | ········Built·using |
| 1321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1321 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1322 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1323 | ······</p> | 1323 | ······</p> |
| 1324 | <p>Copyright·©·1996-202 | 1324 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1325 | ····</footer> | 1325 | ····</footer> |
| 1326 | ··</div> | 1326 | ··</div> |
| 1327 | </main> | 1327 | </main> |
| 1328 | </div> | 1328 | </div> |
| 1329 | <script> | 1329 | <script> |
| 1330 | ··function·mermaidLoaded()·{ | 1330 | ··function·mermaidLoaded()·{ |
| 1331 | ····mermaid.initialize({ | 1331 | ····mermaid.initialize({ |
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| 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 | 28 | dist/lato-latin-700-normal-2XVSBPG4.woff2 |
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| 32 | dist/remixicon-NKANDIL5.woff2 | 32 | dist/remixicon-NKANDIL5.woff2 |
| 33 | dist/search_data- | 33 | dist/search_data-C8C7F6F7.js |
| 34 | dist/sidebar_items-846241D9.js | 34 | dist/sidebar_items-846241D9.js |
| 35 | index.html | 35 | index.html |
| 36 | notes.html | 36 | notes.html |
| 37 | search.html | 37 | search.html |
| 38 | xmerl.html | 38 | xmerl.html |
| 39 | xmerl_eventp.html | 39 | xmerl_eventp.html |
| 40 | xmerl_examples.html | 40 | xmerl_examples.html |
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| 139 | ······<p·class="built-using"> | 139 | ······<p·class="built-using"> |
| 140 | ········Built·using | 140 | ········Built·using |
| 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 141 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 142 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 143 | ······</p> | 143 | ······</p> |
| 144 | <p>Copyright·©·1996-202 | 144 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 145 | ····</footer> | 145 | ····</footer> |
| 146 | ··</div> | 146 | ··</div> |
| 147 | </main> | 147 | </main> |
| 148 | </div> | 148 | </div> |
| 149 | <script> | 149 | <script> |
| 150 | ··function·mermaidLoaded()·{ | 150 | ··function·mermaidLoaded()·{ |
| 151 | ····mermaid.initialize({ | 151 | ····mermaid.initialize({ |
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| 232 | ········Built·using | 232 | ········Built·using |
| 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 233 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 234 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 235 | ······</p> | 235 | ······</p> |
| 236 | <p>Copyright·©·1996-202 | 236 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 237 | ····</footer> | 237 | ····</footer> |
| 238 | ··</div> | 238 | ··</div> |
| 239 | </main> | 239 | </main> |
| 240 | </div> | 240 | </div> |
| 241 | <script> | 241 | <script> |
| 242 | ··function·mermaidLoaded()·{ | 242 | ··function·mermaidLoaded()·{ |
| 243 | ····mermaid.initialize({ | 243 | ····mermaid.initialize({ |
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| 1350 | ······</p> | 1350 | ······</p> |
| 1351 | <p>Copyright·©·1996-202 | 1351 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1352 | ····</footer> | 1352 | ····</footer> |
| 1353 | ··</div> | 1353 | ··</div> |
| 1354 | </main> | 1354 | </main> |
| 1355 | </div> | 1355 | </div> |
| 1356 | <script> | 1356 | <script> |
| 1357 | ··function·mermaidLoaded()·{ | 1357 | ··function·mermaidLoaded()·{ |
| 1358 | ····mermaid.initialize({ | 1358 | ····mermaid.initialize({ |
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| 118 | <div·id="search"> | 118 | <div·id="search"> |
| 119 | ··<h1> | 119 | ··<h1> |
| 120 | ····<span></span> | 120 | ····<span></span> |
| 121 | ··</h1> | 121 | ··</h1> |
| 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> | 122 | ··<div·class="loading"><div></div><div></div><div></div><div></div></div> |
| 123 | </div> | 123 | </div> |
| 124 | <script·src="dist/search_data- | 124 | <script·src="dist/search_data-C8C7F6F7.js"></script> |
| 125 | ····<footer·class="footer"> | 125 | ····<footer·class="footer"> |
| 126 | ······<p> | 126 | ······<p> |
| 127 | ········<span·class="line"> | 127 | ········<span·class="line"> |
| 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> | 128 | ··········<button·class="a-main·footer-button·display-quick-switch"·title="Search·HexDocs·packages"> |
| 129 | ············Search·HexDocs | 129 | ············Search·HexDocs |
| 130 | ··········</button> | 130 | ··········</button> |
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| 137 | ······<p·class="built-using"> | 137 | ······<p·class="built-using"> |
| 138 | ········Built·using | 138 | ········Built·using |
| 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 139 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 140 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 141 | ······</p> | 141 | ······</p> |
| 142 | <p>Copyright·©·1996-202 | 142 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 143 | ····</footer> | 143 | ····</footer> |
| 144 | ··</div> | 144 | ··</div> |
| 145 | </main> | 145 | </main> |
| 146 | </div> | 146 | </div> |
| 147 | <script> | 147 | <script> |
| 148 | ··function·mermaidLoaded()·{ | 148 | ··function·mermaidLoaded()·{ |
| 149 | ····mermaid.initialize({ | 149 | ····mermaid.initialize({ |
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| 3 | v2.1.1 | 3 | v2.1.1 |
| 4 | ····*·Pages | 4 | ····*·Pages |
| 5 | ····*·Modules | 5 | ····*·Modules |
| 6 | Search·documentation·of·xmerl[q···················] | 6 | Search·documentation·of·xmerl[q···················] |
| 7 | Settings | 7 | Settings |
| 8 | Search·HexDocs | 8 | Search·HexDocs |
| 9 | Built·using·_\x8E_\x8x_\x8D_\x8o_\x8c·(v0.35.1)·for·the·_\x8E_\x8r_\x8l_\x8a_\x8n_\x8g_\x8·_\x8p_\x8r_\x8o_\x8g_\x8r_\x8a_\x8m_\x8m_\x8i_\x8n_\x8g_\x8·_\x8l_\x8a_\x8n_\x8g_\x8u_\x8a_\x8g_\x8e | 9 | Built·using·_\x8E_\x8x_\x8D_\x8o_\x8c·(v0.35.1)·for·the·_\x8E_\x8r_\x8l_\x8a_\x8n_\x8g_\x8·_\x8p_\x8r_\x8o_\x8g_\x8r_\x8a_\x8m_\x8m_\x8i_\x8n_\x8g_\x8·_\x8l_\x8a_\x8n_\x8g_\x8u_\x8a_\x8g_\x8e |
| 10 | Copyright·©·1996-202 | 10 | Copyright·©·1996-2026·_\x8E_\x8r_\x8i_\x8c_\x8s_\x8s_\x8o_\x8n_\x8·_\x8A_\x8B |
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| 1087 | ······<p·class="built-using"> | 1087 | ······<p·class="built-using"> |
| 1088 | ········Built·using | 1088 | ········Built·using |
| 1089 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1089 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1090 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1090 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1091 | ······</p> | 1091 | ······</p> |
| 1092 | <p>Copyright·©·1996-202 | 1092 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1093 | ····</footer> | 1093 | ····</footer> |
| 1094 | ··</div> | 1094 | ··</div> |
| 1095 | </main> | 1095 | </main> |
| 1096 | </div> | 1096 | </div> |
| 1097 | <script> | 1097 | <script> |
| 1098 | ··function·mermaidLoaded()·{ | 1098 | ··function·mermaidLoaded()·{ |
| 1099 | ····mermaid.initialize({ | 1099 | ····mermaid.initialize({ |
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| 538 | ······<p·class="built-using"> | 538 | ······<p·class="built-using"> |
| 539 | ········Built·using | 539 | ········Built·using |
| 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 540 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 541 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 542 | ······</p> | 542 | ······</p> |
| 543 | <p>Copyright·©·1996-202 | 543 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 544 | ····</footer> | 544 | ····</footer> |
| 545 | ··</div> | 545 | ··</div> |
| 546 | </main> | 546 | </main> |
| 547 | </div> | 547 | </div> |
| 548 | <script> | 548 | <script> |
| 549 | ··function·mermaidLoaded()·{ | 549 | ··function·mermaidLoaded()·{ |
| 550 | ····mermaid.initialize({ | 550 | ····mermaid.initialize({ |
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| 142 | forms·are·<code·class="inline">{Tag, Fun}</code>,·or·<code·class="inline">{Tag, Fun, LocalState}</code>.·The·second·form·can·be·used | 142 | forms·are·<code·class="inline">{Tag, Fun}</code>,·or·<code·class="inline">{Tag, Fun, LocalState}</code>.·The·second·form·can·be·used |
| 143 | to·initialize·the·state·variable·in·question.</p><h4>1.1·User·State</h4><p>All·customization·functions·are·free·to·access·a·"User·state"·variable.·Care | 143 | to·initialize·the·state·variable·in·question.</p><h4>1.1·User·State</h4><p>All·customization·functions·are·free·to·access·a·"User·state"·variable.·Care |
| 144 | must·of·course·be·taken·to·coordinate·the·use·of·this·state.·It·is·recommended | 144 | must·of·course·be·taken·to·coordinate·the·use·of·this·state.·It·is·recommended |
| 145 | that·functions,·which·do·not·really·have·anything·to·contribute·to·the·"global" | 145 | that·functions,·which·do·not·really·have·anything·to·contribute·to·the·"global" |
| 146 | user·state,·use·their·own·state·variable·instead.·Another·option·(used·in·e.g. | 146 | user·state,·use·their·own·state·variable·instead.·Another·option·(used·in·e.g. |
| 147 | <code·class="inline">xmerl_eventp.erl</code>)·is·for·customization·functions·to·share·one·of·the·local | 147 | <code·class="inline">xmerl_eventp.erl</code>)·is·for·customization·functions·to·share·one·of·the·local |
| 148 | states·(in·<code·class="inline">xmerl_eventp.erl</code>,·the·continuation·function·and·the·fetch·function | 148 | states·(in·<code·class="inline">xmerl_eventp.erl</code>,·the·continuation·function·and·the·fetch·function |
| 149 | both·access·the·cont_state.)</p><p>Functions·to·access·user·state:</p><ul><li>··<code·class="inline">xmerl_scan:user_state(GlobalState)</code></li><li>··<code·class="inline">xmerl_scan:user_state(UserState,·GlobalState)</code></li></ul><h4>1.2·Event·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 149 | both·access·the·cont_state.)</p><p>Functions·to·access·user·state:</p><ul><li>··<code·class="inline">xmerl_scan:user_state(GlobalState)</code></li><li>··<code·class="inline">xmerl_scan:user_state(UserState,·GlobalState)</code></li></ul><h4>1.2·Event·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6849518296-1">{</span><span·class="ss">event_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6849518296-2">(</span><span·class="p"·data-group-id="6849518296-2">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·492,·SHA:·3f248bf503ebe04b25dc6691276cf8dbc14b39ddd5d3ac70a8729633d3265747·...·]96-3">}</span></code></pre><p>The·event·function·is·called·at·the·beginning·and·at·the·end·of·a·parsed·entity. |
| 150 | It·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 150 | It·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="1373118501-1">(</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1373118501-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 151 | ···</span><span·class="n">EventState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id=" | 151 | ···</span><span·class="n">EventState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id="1373118501-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1373118501-2">)</span><span·class="p">,</span><span·class="w"> |
| 152 | ···</span><span·class="n">EventState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id=" | 152 | ···</span><span·class="n">EventState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="1373118501-3">(</span><span·class="n">Event</span><span·class="p">,</span><span·class="w">·</span><span·class="n">EventState</span><span·class="p"·data-group-id="1373118501-3">)</span><span·class="p">,</span><span·class="w"> |
| 153 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id=" | 153 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">event_state</span><span·class="p"·data-group-id="1373118501-4">(</span><span·class="n">EventState2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1373118501-4">)</span><span·class="w"> |
| 154 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.3·Hook·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="0461569125-1">{</span><span·class="ss">hook_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0461569125-2">(</span><span·class="p"·data-group-id="0461569125-2">)</span><span·class="p"·data-group-id="0461569125-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="0461569125-3">{</span><span·class="ss">hook_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="0461569125-4">(</span><span·class="p"·data-group-id="0461569125-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HookState</span><span·class="p"·data-group-id="0461569125-3">}</span></code></pre><p>The·hook·function·is·called·when·the·processor·has·parsed·a·complete·entity. | ||
| 155 | 154 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.3·Hook·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="8702502387-1">{</span><span·class="ss">hook_fun</span><span·class="p">,</span><sp[·...·truncated·by·diffoscope;·len:·770,·SHA:·100b2d3cb42b1246f6fb5a8580ba55cff100a970f1585dfcfafd11d7de19dd76·...·] | |
| 155 | Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="1755572005-1">(</span><span·class="n">Entity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1755572005-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | ||
| 156 | ···</span><span·class="n">HookState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id=" | 156 | ···</span><span·class="n">HookState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id="1755572005-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1755572005-2">)</span><span·class="p">,</span><span·class="w"> |
| 157 | ···</span><span·class="p"·data-group-id=" | 157 | ···</span><span·class="p"·data-group-id="1755572005-3">{</span><span·class="n">TransformedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">HookState2</span><span·class="p"·data-group-id="1755572005-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class=[·...·truncated·by·diffoscope;·len:·242,·SHA:·41e3a5e17039bceeca955f057994d30df371b58cbe4a29ab5f7e3abe63d6cd19·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 158 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id=" | 158 | ···</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">hook_state</span><span·class="p"·data-group-id="1755572005-5">(</span><span·class="n">HookState2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1755572005-5">)</span><span·class="p">,</span><span·class="w"> |
| 159 | ···</span><span·class="p"·data-group-id=" | 159 | ···</span><span·class="p"·data-group-id="1755572005-6">{</span><span·class="n">TransformedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState2</span><span·class="p"·data-group-id="1755572005-6">}</span><span·class="w"> |
| 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·relationship·between·the·event·function,·the·hook·function·and·the | 160 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><p>The·relationship·between·the·event·function,·the·hook·function·and·the |
| 161 | accumulator·function·is·as·follows:</p><ol><li>·The·event·function·is·first·called·with·an·'ended'·event·for·the·parsed | 161 | accumulator·function·is·as·follows:</p><ol><li>·The·event·function·is·first·called·with·an·'ended'·event·for·the·parsed |
| 162 | entity.</li><li>·The·hook·function·is·called,·possibly·re-formatting·the·entity.</li><li>·The·acc·function·is·called·in·order·to·(optionally)·add·the·re-formatted | 162 | entity.</li><li>·The·hook·function·is·called,·possibly·re-formatting·the·entity.</li><li>·The·acc·function·is·called·in·order·to·(optionally)·add·the·re-formatted |
| 163 | entity·to·the·contents·of·its·parent·element.</li></ol><h4>1.4·Fetch·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id=" | 163 | entity·to·the·contents·of·its·parent·element.</li></ol><h4>1.4·Fetch·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="1621494723-1">{</span><span·class="ss">fetch_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="1621494723-2">(</span><span·class="p"·data-group-id="1621494723-2">)</span><span·class="p"·data[·...·truncated·by·diffoscope;·len:·494,·SHA:·16421ad7b9723a5b7b45213fcfadab1ad051de07b978128483ce3ca1fa093eb9·...·]-3">}</span></code></pre><p>The·fetch·function·is·called·in·order·to·fetch·an·external·resource·(e.g.·a |
| 164 | DTD).</p><p>The·fetch·function·can·respond·with·three·different·return·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> | 164 | DTD).</p><p>The·fetch·function·can·respond·with·three·different·return·values:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Result</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w"> |
| 165 | ···</span><span·class="p"·data-group-id=" | 165 | ···</span><span·class="p"·data-group-id="0436364644-1">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0436364644-2">{</span><span·class="ss">file</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Filename</span>[·...·truncated·by·diffoscope;·len:·178,·SHA:·3e554ea5960b98c43722709d774d0f789b2938757fc50bce71274a92ed043795·...·]4-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 166 | ···</span><span·class="p"·data-group-id=" | 166 | ···</span><span·class="p"·data-group-id="0436364644-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="p"·data-group-id="0436364644-4">{</span><span·class="ss">string</span><span·class="p">,</span><span·class="w">·</span><span·class="n">String</span>[·...·truncated·by·diffoscope;·len:·178,·SHA:·5992391617b662c977782c358432af5ab6d620c7b19ac7e1ec44ca0cc99b7abb·...·]4-3">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> |
| 167 | ···</span><span·class="p"·data-group-id=" | 167 | ···</span><span·class="p"·data-group-id="0436364644-5">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">not_fetched</span><span·class="p">,</span><span·class="w">·</span><span·class="n">NewGlobalState</span><span·class="p"·data-group-id="043636464[·...·truncated·by·diffoscope;·len:·331,·SHA:·eef0114bc339a9396612b9b5656edde94ba86164db6be850dabc738576ba5182·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 168 | ···</span><span·class="n">FetchState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">fetch_state</span><span·class="p"·data-group-id=" | 168 | ···</span><span·class="n">FetchState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">fetch_state</span><span·class="p"·data-group-id="7256146012-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="7256146012-2">)</span><span·class="p">,</span><span·class="w"> |
| 169 | ···</span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="0166862913-3">(</span><span·class="n">URI</span><span·class="p">,</span><span·class="w">·</span><span·class="n">FetchState</span><span·class="p"·data-group-id="0166862913-3">)</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·Result·being·one·of·the·above</span><span·class="w"> | ||
| 170 | </span><span·class=" | 169 | ···</span><span·class="n">Result</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">foo</span><span·class="p"·data-group-id="7256146012-3">(</span><span·class="n">URI</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·215,·SHA:·65dbbd27b1921ae3e2f01130cb276c3bea66048755d33ee9e698eaa815426fe7·...·] |
| 170 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.5·Continuation·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9879071234-1">{</span><span·class="ss">continuation_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="9879071234-2">(</span><span·class="p"·data-group-id="9879071234-2">)</span><span·class="p"·data-group-id="9879071234-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="9879071234-3">{</span><span·class="ss">continuation_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="9879071234-4">(</span><span·class="p"·data-group-id="9879071234-4">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContinuationState</span><span·class="p"·data-group-id="9879071234-3">}</span></code></pre><p>The·continuation·function·is·called·when·the·parser·encounters·the·end·of·the | ||
| 171 | byte·stream.·Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 171 | byte·stream.·Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="1481480612-1">(</span><span·class="n">Continue</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Exception</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1481480612-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 172 | ···</span><span·class="n">ContState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id=" | 172 | ···</span><span·class="n">ContState</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id="1481480612-2">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1481480612-2">)</span><span·class="p">,</span><span·class="w"> |
| 173 | ···</span><span·class="p"·data-group-id=" | 173 | ···</span><span·class="p"·data-group-id="1481480612-3">{</span><span·class="n">Result</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContState2</span><span·class="p"·data-group-id="1481480612-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span[·...·truncated·by·diffoscope;·len:·165,·SHA:·92629936f03b4e9e369fd892fece06ab97a68e52e5725a20d6192b02269cdcb8·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 174 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Result</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> | 174 | ···</span><span·class="k">case</span><span·class="w">·</span><span·class="n">Result</span><span·class="w">·</span><span·class="k">of</span><span·class="w"> |
| 175 | ······</span><span·class="p"·data-group-id=" | 175 | ······</span><span·class="p"·data-group-id="1481480612-5">[</span><span·class="p"·data-group-id="1481480612-5">]</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 176 | ·········</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id=" | 176 | ·········</span><span·class="n">GlobalState2</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id="1481480612-6">(</span><span·class="n">ContState2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1481480612-6">)</span><span·class="p">,</span><span·class="w"> |
| 177 | ·········</span><span·class="n">Exception</span><span·class="p"·data-group-id=" | 177 | ·········</span><span·class="n">Exception</span><span·class="p"·data-group-id="1481480612-7">(</span><span·class="n">GlobalState2</span><span·class="p"·data-group-id="1481480612-7">)</span><span·class="p">;</span><span·class="w"> |
| 178 | ······</span><span·class="n">MoreBytes</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> | 178 | ······</span><span·class="n">MoreBytes</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 179 | ·········</span><span·class="p"·data-group-id=" | 179 | ·········</span><span·class="p"·data-group-id="1481480612-8">{</span><span·class="n">MoreBytes2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Rest</span><span·class="p"·data-group-id="1481480612-8">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·171,·SHA:·bd91e21586a63ef014bb6db7ad10a0253467ef2c4390d39467c4366c26a102e1·...·]-9">)</span><span·class="p">,</span><span·class="w"> |
| 180 | ·········</span><span·class="n">ContState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">update_cont_state</span><span·class="p"·data-group-id=" | 180 | ·········</span><span·class="n">ContState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nf">update_cont_state</span><span·class="p"·data-group-id="1481480612-10">(</span><span·class="n">Rest</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ContState2</span><span·class="p"·data-group-id="1481480612-10">)</span><span·class="p">,</span><span·class="w"> |
| 181 | ·········</span><span·class="n">GlobalState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id=" | 181 | ·········</span><span·class="n">GlobalState3</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">cont_state</span><span·class="p"·data-group-id="1481480612-11">(</span><span·class="n">ContState3</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1481480612-11">)</span><span·class="p">,</span><span·class="w"> |
| 182 | ·········</span><span·class="n">Continue</span><span·class="p"·data-group-id=" | 182 | ·········</span><span·class="n">Continue</span><span·class="p"·data-group-id="1481480612-12">(</span><span·class="n">MoreBytes2</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState3</span><span·class="p"·data-group-id="1481480612-12">)</span><span·class="w"> |
| 183 | ···</span><span·class="k">end</span><span·class="w"> | 183 | ···</span><span·class="k">end</span><span·class="w"> |
| 184 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.6·Rules·Functions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="2234431205-1">{</span><span·class="ss">rules</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ReadFun</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2234431205-2">(</span><span·class="p"·data-group-id="2234431205-2">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">WriteFun</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="2234431205-3">(</span><span·class="p"·data-group-id="2234431205-3">)</span><span·class="p">,</span><span·class="w">·</span><span·class="n">RulesState</span><span·class="p"·data-group-id="2234431205-1">}</span><span·class="w">·</span><span·class="p">|</span><span·class="w"> | ||
| 185 | </span><span·class=" | 184 | </span><span·class="k">end</span><span·class="p">.</span></code></pre><h4>1.6·Rules·Functions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="9972613527-1">{</span><span·class="ss">rules</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·717,·SHA:·624e4f37861184168f864abca6d9129597d98c3577e1debb5ca518121108a62f·...·] |
| 185 | </span><span·class="p"·data-group-id="9972613527-4">{</span><span·class="ss">rules</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Table</span><span·class="w">·</span><span·class="p">:</span><span·class="w">·</span><span·class="nf">ets</span><span·class="p"·data-group-id="9972613527-5">(</span><span·class="p"·data-group-id="9972613527-5">)</span><span·class="p"·data-group-id="9972613527-4">}</span></code></pre><p>The·rules·functions·take·care·of·storing·scanner·information·in·a·rules | ||
| 186 | database.·User-provided·rules·functions·may·opt·to·store·the·information·in | 186 | database.·User-provided·rules·functions·may·opt·to·store·the·information·in |
| 187 | mnesia,·or·perhaps·in·the·user_state(RulesState).</p><p>The·following·modes·exist:</p><ul><li>··If·the·user·doesn't·specify·an·option,·the·scanner·creates·an·ets·table,·and | 187 | mnesia,·or·perhaps·in·the·user_state(RulesState).</p><p>The·following·modes·exist:</p><ul><li>··If·the·user·doesn't·specify·an·option,·the·scanner·creates·an·ets·table,·and |
| 188 | uses·built-in·functions·to·read·and·write·data·to·it.·When·the·scanner·is | 188 | uses·built-in·functions·to·read·and·write·data·to·it.·When·the·scanner·is |
| 189 | done,·the·ets·table·is·deleted.</li><li>··If·the·user·specifies·an·ets·table·via·the·<code·class="inline">{rules, Table}</code>·option,·the | 189 | done,·the·ets·table·is·deleted.</li><li>··If·the·user·specifies·an·ets·table·via·the·<code·class="inline">{rules, Table}</code>·option,·the |
| 190 | scanner·uses·this·table.·When·the·scanner·is·done,·it·does·<em>not</em>·delete·the | 190 | scanner·uses·this·table.·When·the·scanner·is·done,·it·does·<em>not</em>·delete·the |
| 191 | table.</li><li>··If·the·user·specifies·read·and·write·functions,·the·scanner·will·use·them | 191 | table.</li><li>··If·the·user·specifies·read·and·write·functions,·the·scanner·will·use·them |
| 192 | instead.</li></ul><p>The·format·for·the·read·and·write·functions·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="n">WriteFun</span><span·class="p"·data-group-id=" | 192 | instead.</li></ul><p>The·format·for·the·read·and·write·functions·are·as·follows:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">·</span><span·class="n">WriteFun</span><span·class="p"·data-group-id="0277645699-1">(</span><span·class="n">Context</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Definition</span><span·class="p">,</span><span·class="w">·</span>[·...·truncated·by·diffoscope;·len:·76,·SHA:·69e9690b1728bc341991d5f9010bfa6e8ece0dabaa8a0a4f358a7ec14e394ba6·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">NewScannerState</span><span·class="p">.</span><span·class="w"> |
| 193 | ·</span><span·class="n">ReadFun</span><span·class="p"·data-group-id=" | 193 | ·</span><span·class="n">ReadFun</span><span·class="p"·data-group-id="0277645699-2">(</span><span·class="n">Context</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Name</span><span·class="p">,</span><span·class="w">·</span><span·class="n">ScannerState</span><span·class="p"·data-group-id="0277645699-2">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Definition</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">undefined</span><span·class="p">.</span></code></pre><p>Here·is·a·summary·of·the·data·objects·currently·being·written·by·the·scanner:</p><table><thead><tr><th·style="text-align:·left;">Context</th><th·style="text-align:·left;">Key·Value</th><th·style="text-align:·left;">Definition</th></tr></thead><tbody><tr><td·style="text-align:·left;">notation</td><td·style="text-align:·left;">NotationName</td><td·style="text-align:·left;"><code·class="inline">{system, SL}·|·{public, PIDL, SL}</code></td></tr><tr><td·style="text-align:·left;">elem_def</td><td·style="text-align:·left;">ElementName</td><td·style="text-align:·left;"><code·class="inline">#xmlElement{content·=·ContentSpec}</code></td></tr><tr><td·style="text-align:·left;">parameter_entity</td><td·style="text-align:·left;">PEName</td><td·style="text-align:·left;"><code·class="inline">PEDef</code></td></tr><tr><td·style="text-align:·left;">entity</td><td·style="text-align:·left;">EntityName</td><td·style="text-align:·left;"><code·class="inline">EntityDef</code></td></tr></tbody></table><p><strong>·Table·1:</strong>·Scanner·data·objects</p><p>where</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">ContentSpec</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">empty</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">any</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">ElemContent</span><span·class="w"> |
| 194 | </span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 194 | </span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id="6575752410-1">{</span><span·class="n">Mode</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Elems</span><span·class="p"·data-group-id="6575752410-1">}</span><span·class="w"> |
| 195 | </span><span·class="n">Mode</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">seq</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">choice</span><span·class="w"> | 195 | </span><span·class="n">Mode</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">seq</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">choice</span><span·class="w"> |
| 196 | </span><span·class="n">Elems</span><span·class="w">·······</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 196 | </span><span·class="n">Elems</span><span·class="w">·······</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="p"·data-group-id="6575752410-2">[</span><span·class="n">Elem</span><span·class="p"·data-group-id="6575752410-2">]</span><span·class="w"> |
| 197 | </span><span·class="n">Elem</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'#PCDATA'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id=" | 197 | </span><span·class="n">Elem</span><span·class="w">········</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'#PCDATA'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">Name</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="n">ElemContent</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="p"·data-group-id="6575752410-3">{</span><span·class="n">Occurrence</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Elems</span><span·class="p"·data-group-id="6575752410-3">}</span><span·class="w"> |
| 198 | </span><span·class="n">Occurrence</span><span·class="w">··</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'*'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'?'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'+'</span></code></pre><p>NOTE:·<em>When·<Elem>·is·not·wrapped·with·<Occurrence>,·(Occurrence·=·once)·is | 198 | </span><span·class="n">Occurrence</span><span·class="w">··</span><span·class="p">:</span><span·class="p">:=</span><span·class="w">·</span><span·class="ss">'*'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'?'</span><span·class="w">·</span><span·class="p">|</span><span·class="w">·</span><span·class="ss">'+'</span></code></pre><p>NOTE:·<em>When·<Elem>·is·not·wrapped·with·<Occurrence>,·(Occurrence·=·once)·is |
| 199 | implied.</em></p><h4>1.7·Accumulator·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6 | 199 | implied.</em></p><h4>1.7·Accumulator·Function</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="p"·data-group-id="6948198433-1">{</span><span·class="ss">acc_fun</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="6948198433-2">(</span><span·class="p"·data-group-id="6948198433-2">)</span><span·class="p"·data-gr[·...·truncated·by·diffoscope;·len:·18,·SHA:·8aa486efa3e80db7d4351a8f847a55f3a049715c42864a97aca81b3cc48d5b41·...·]-1">}</span></code></pre><p>The·accumulator·function·is·called·to·accumulate·the·contents·of·an·entity.When |
| 200 | parsing·very·large·files,·it·may·not·be·desirable·to·do·so.In·this·case,·an·acc | 200 | parsing·very·large·files,·it·may·not·be·desirable·to·do·so.In·this·case,·an·acc |
| 201 | function·can·be·provided·that·simply·doesn't·accumulate.</p><p>Note·that·it·is·possible·to·even·modify·the·parsed·entity·before·accumulating | 201 | function·can·be·provided·that·simply·doesn't·accumulate.</p><p>Note·that·it·is·possible·to·even·modify·the·parsed·entity·before·accumulating |
| 202 | it,·but·this·must·be·done·with·care.·xmerl_scan·performs·post-processing·of·the | 202 | it,·but·this·must·be·done·with·care.·xmerl_scan·performs·post-processing·of·the |
| 203 | element·for·namespace·management.·Thus,·the·element·must·keep·its·original | 203 | element·for·namespace·management.·Thus,·the·element·must·keep·its·original |
| 204 | structure·for·this·to·work.</p><p>The·acc·function·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·default·accumulating·acc·fun</span><span·class="w"> | 204 | structure·for·this·to·work.</p><p>The·acc·function·has·the·following·format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="c1">%%·default·accumulating·acc·fun</span><span·class="w"> |
| 205 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="1 | 205 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="1335867437-1">(</span><span·class="n">ParsedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1335867437-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 206 | ···</span><span·class="p"·data-group-id="1 | 206 | ···</span><span·class="p"·data-group-id="1335867437-2">{</span><span·class="p"·data-group-id="1335867437-3">[</span><span·class="n">ParsedEntity</span><span·class="p">|</span><span·class="n">Acc</span><span·class="p"·data-group-id="1335867437-3">]</span><span·class="p">,</span><span·class="w">·</s[·...·truncated·by·diffoscope;·len:·79,·SHA:·2d7b7a96b48b04432ea3aae12ad750b38506557ed11271574c0e7bc0e759bc44·...·]-2">}</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="c1">%%·non-accumulating·acc·fun</span><span·class="w"> | 207 | </span><span·class="c1">%%·non-accumulating·acc·fun</span><span·class="w"> |
| 208 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="1 | 208 | </span><span·class="nf">fun</span><span·class="p"·data-group-id="1335867437-4">(</span><span·class="n">ParsedEntity</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1335867437-4">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 209 | ···</span><span·class="p"·data-group-id="1 | 209 | ···</span><span·class="p"·data-group-id="1335867437-5">{</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="1335867437-5">}</span><span·class="p">.</span></code></pre><h4>1.8·Close·Function</h4><p>The·close·function·is·called·when·a·document·(either·the·main·document·or·an |
| 210 | external·DTD)·has·been·completely·parsed.·When·xmerl_scan·was·started·using | 210 | external·DTD)·has·been·completely·parsed.·When·xmerl_scan·was·started·using |
| 211 | <code·class="inline">xmerl_scan:file/[1,2]</code>,·the·file·will·be·read·in·full,·and·closed·immediately, | 211 | <code·class="inline">xmerl_scan:file/[1,2]</code>,·the·file·will·be·read·in·full,·and·closed·immediately, |
| 212 | before·the·parsing·starts,·so·when·the·close·function·is·called,·it·will·not | 212 | before·the·parsing·starts,·so·when·the·close·function·is·called,·it·will·not |
| 213 | need·to·actually·close·the·file.·In·this·case,·the·close·function·will·be·a·good | 213 | need·to·actually·close·the·file.·In·this·case,·the·close·function·will·be·a·good |
| 214 | place·to·modify·the·state·variables.</p><p>Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id=" | 214 | place·to·modify·the·state·variables.</p><p>Format·and·semantics:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">fun</span><span·class="p"·data-group-id="6917927218-1">(</span><span·class="n">GlobalState</span><span·class="p"·data-group-id="6917927218-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 215 | ···</span><span·class="n">GlobalState1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·state·variables·may·be·altered</span></code></pre><h3·id="2-examples"·class="section-heading"> | 215 | ···</span><span·class="n">GlobalState1</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w">··</span><span·class="c1">%·state·variables·may·be·altered</span></code></pre><h3·id="2-examples"·class="section-heading"> |
| 216 | ··<a·href="#2-examples"·class="hover-link"> | 216 | ··<a·href="#2-examples"·class="hover-link"> |
| 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 217 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 218 | ··</a> | 218 | ··</a> |
| 219 | ··<span·class="text">2·Examples</span> | 219 | ··<span·class="text">2·Examples</span> |
| 220 | </h3> | 220 | </h3> |
| 221 | <p>See·<code·class="inline">xmerl_test.erl</code>·for·more·examples.</p><h4>2.1·Handling·spaces</h4><p>The·following·sample·program·illustrates·three·ways·of·scanning·a·document:</p><ol><li>·the·default·scan,·which·leaves·whitespace·untouched</li><li>·normalizing·spaces</li><li>·normalizing·spaces,·then·removing·text·elements·that·only·contain·one·space.</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id=" | 221 | <p>See·<code·class="inline">xmerl_test.erl</code>·for·more·examples.</p><h4>2.1·Handling·spaces</h4><p>The·following·sample·program·illustrates·three·ways·of·scanning·a·document:</p><ol><li>·the·default·scan,·which·leaves·whitespace·untouched</li><li>·normalizing·spaces</li><li>·normalizing·spaces,·then·removing·text·elements·that·only·contain·one·space.</li></ol><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">module</span><span·class="p"·data-group-id="4465770524-1">(</span><span·class="ss">tmp</span><span·class="p"·data-group-id="4465770524-1">)</span><span·class="p">.</span><span·class="w"> |
| 222 | </span><span·class="w"> | 222 | </span><span·class="w"> |
| 223 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 223 | </span><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="4465770524-2">(</span><span·class="s">"xmerl.hrl"</span><span·class="p"·data-group-id="4465770524-2">)</span><span·class="p">.</span><span·class="w"> |
| 224 | </span><span·class="w"> | 224 | </span><span·class="w"> |
| 225 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id=" | 225 | </span><span·class="p">-</span><span·class="na">export</span><span·class="p"·data-group-id="4465770524-3">(</span><span·class="p"·data-group-id="4465770524-4">[</span><span·class="ss">file1</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">file2</span><span·class="p">/</span><s[·...·truncated·by·diffoscope;·len:·243,·SHA:·7d2aa4e191d7e7dd211ebdd20feff42e3d8aed672424f3b10b45e1f9d79234a2·...·]-3">)</span><span·class="p">.</span><span·class="w"> |
| 226 | </span><span·class="nf">file1</span><span·class="p"·data-group-id=" | 226 | </span><span·class="nf">file1</span><span·class="p"·data-group-id="4465770524-5">(</span><span·class="n">F</span><span·class="p"·data-group-id="4465770524-5">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">file</[·...·truncated·by·diffoscope;·len:·123,·SHA:·31e399310ad3184ddb06a2ffed361cf6a242de507b7dc51109c81bd63bf5bb68·...·]-6">)</span><span·class="p">.</span><span·class="w"> |
| 227 | </span><span·class="nf">file2</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">file2</span><span·class="p"·data-group-id="4465770524-7">(</span><span·class="n">F</span><span·class="p"·data-group-id="4465770524-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">file</[·...·truncated·by·diffoscope;·len:·471,·SHA:·cdb3063004ee5c46c0f13b620898eb9734859db57d702f883a104c37655ec514·...·]-8">)</span><span·class="p">.</span><span·class="w"> |
| 228 | </span><span·class="nf">file3</span><span·class="p"·data-group-id=" | 228 | </span><span·class="nf">file3</span><span·class="p"·data-group-id="4465770524-11">(</span><span·class="n">F</span><span·class="p"·data-group-id="4465770524-11">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w">·</span><span·class="n">Acc</span><span·class="w">·</span><span·class="o">=</span><span[·...·truncated·by·diffoscope;·len:·888,·SHA:·11bfc5a3ce540feea0da21f7b71a2726cf1bcdf76d52809e77690a2505bbcabb·...·]-14">{</span><span·class="n">Acc</span><span·class="p">,</span><span·class="w">·</span><span·class="n">P</span><span·class="p">,</span><span·class="w"> |
| 229 | </span><span·class="n">S</span><span·class="p"·data-group-id=" | 229 | </span><span·class="n">S</span><span·class="p"·data-group-id="4465770524-14">}</span><span·class="p">;</span><span·class="w">·</span><span·class="c1">%·new·return·format·(X,·Acc,·S)·->·{[X|Acc],·S}·end,·xmerl_scan:file(F,</span><span·class="w"> |
| 230 | </span><span·class="p"·data-group-id=" | 230 | </span><span·class="p"·data-group-id="4465770524-15">[</span><span·class="p"·data-group-id="4465770524-16">{</span><span·class="ss">space</span><span·class="p">,</span><span·class="ss">normalize</span><span·class="p"·data-group-id="4465770524-16">}</span><span·class="p">,</span><span·class="w"[·...·truncated·by·diffoscope;·len:·263,·SHA:·bc2c897ae568bb28bd154c70baa70b2e176bf3d6395b30191fe782f19115a511·...·]-15">]</span><span·class="p">)</span><span·class="p">.</span></code></pre> |
| 231 | </div> | 231 | </div> |
| 232 | <div·class="bottom-actions"·id="bottom-actions"> | 232 | <div·class="bottom-actions"·id="bottom-actions"> |
| 233 | ··<div·class="bottom-actions-item"> | 233 | ··<div·class="bottom-actions-item"> |
| 234 | ······<a·href="xmerl_ug.html"·class="bottom-actions-button"·rel="prev"> | 234 | ······<a·href="xmerl_ug.html"·class="bottom-actions-button"·rel="prev"> |
| 235 | ········<span·class="subheader"> | 235 | ········<span·class="subheader"> |
| Offset 274, 15 lines modified | Offset 274, 15 lines modified | ||
| 274 | ······<p·class="built-using"> | 274 | ······<p·class="built-using"> |
| 275 | ········Built·using | 275 | ········Built·using |
| 276 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 276 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 277 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 277 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 278 | ······</p> | 278 | ······</p> |
| 279 | <p>Copyright·©·1996-202 | 279 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 280 | ····</footer> | 280 | ····</footer> |
| 281 | ··</div> | 281 | ··</div> |
| 282 | </main> | 282 | </main> |
| 283 | </div> | 283 | </div> |
| 284 | <script> | 284 | <script> |
| 285 | ··function·mermaidLoaded()·{ | 285 | ··function·mermaidLoaded()·{ |
| 286 | ····mermaid.initialize({ | 286 | ····mermaid.initialize({ |
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| 769 | ······<p·class="built-using"> | 769 | ······<p·class="built-using"> |
| 770 | ········Built·using | 770 | ········Built·using |
| 771 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 771 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 772 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 773 | ······</p> | 773 | ······</p> |
| 774 | <p>Copyright·©·1996-202 | 774 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 775 | ····</footer> | 775 | ····</footer> |
| 776 | ··</div> | 776 | ··</div> |
| 777 | </main> | 777 | </main> |
| 778 | </div> | 778 | </div> |
| 779 | <script> | 779 | <script> |
| 780 | ··function·mermaidLoaded()·{ | 780 | ··function·mermaidLoaded()·{ |
| 781 | ····mermaid.initialize({ | 781 | ····mermaid.initialize({ |
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| 1099 | ······<p·class="built-using"> | 1099 | ······<p·class="built-using"> |
| 1100 | ········Built·using | 1100 | ········Built·using |
| 1101 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 1101 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 1102 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 1102 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 1103 | ······</p> | 1103 | ······</p> |
| 1104 | <p>Copyright·©·1996-202 | 1104 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 1105 | ····</footer> | 1105 | ····</footer> |
| 1106 | ··</div> | 1106 | ··</div> |
| 1107 | </main> | 1107 | </main> |
| 1108 | </div> | 1108 | </div> |
| 1109 | <script> | 1109 | <script> |
| 1110 | ··function·mermaidLoaded()·{ | 1110 | ··function·mermaidLoaded()·{ |
| 1111 | ····mermaid.initialize({ | 1111 | ····mermaid.initialize({ |
| Offset 189, 24 lines modified | Offset 189, 24 lines modified | ||
| 189 | first·element·in·each·tuple·is·the·name·of·the·parent·element.·The·list·is·in | 189 | first·element·in·each·tuple·is·the·name·of·the·parent·element.·The·list·is·in |
| 190 | reverse·order.</p><p>The·record·<code·class="inline">#xmlAttribute{}</code>·holds·the·name·and·value·of·an·attribute | 190 | reverse·order.</p><p>The·record·<code·class="inline">#xmlAttribute{}</code>·holds·the·name·and·value·of·an·attribute |
| 191 | in·the·fields·<code·class="inline">name</code>·and·<code·class="inline">value</code>.·All·attributes·of·an·element·is·a·list·of | 191 | in·the·fields·<code·class="inline">name</code>·and·<code·class="inline">value</code>.·All·attributes·of·an·element·is·a·list·of |
| 192 | <code·class="inline">#xmlAttribute{}</code>·in·the·field·<code·class="inline">attributes</code>·of·the·<code·class="inline">#xmlElement{}</code>·record.</p><p>The·<code·class="inline">content</code>·field·of·the·top·element·is·a·list·of·records·that·shows·the | 192 | <code·class="inline">#xmlAttribute{}</code>·in·the·field·<code·class="inline">attributes</code>·of·the·<code·class="inline">#xmlElement{}</code>·record.</p><p>The·<code·class="inline">content</code>·field·of·the·top·element·is·a·list·of·records·that·shows·the |
| 193 | structure·and·data·of·the·document.·If·it·is·a·simple·document·like:</p><pre><code·class="text"><?xml·version="1.0"?> | 193 | structure·and·data·of·the·document.·If·it·is·a·simple·document·like:</p><pre><code·class="text"><?xml·version="1.0"?> |
| 194 | <dog> | 194 | <dog> |
| 195 | Grand·Danois | 195 | Grand·Danois |
| 196 | </dog></code></pre><p>The·parse·result·will·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id=" | 196 | </dog></code></pre><p>The·parse·result·will·be:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="0816455883-1">{</span><span·class="ss">name</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="ss">dog</span><span·class="p">,</span><span·class="w"> |
| 197 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 197 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 198 | ············</span><span·class="ss">parents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 198 | ············</span><span·class="ss">parents</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0816455883-2">[</span><span·class="p"·data-group-id="0816455883-2">]</span><span·class="p">,</span><span·class="w"> |
| 199 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 199 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 200 | ············</span><span·class="ss">attributes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 200 | ············</span><span·class="ss">attributes</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0816455883-3">[</span><span·class="p"·data-group-id="0816455883-3">]</span><span·class="p">,</span><span·class="w"> |
| 201 | ············</span><span·class="ss">content</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id=" | 201 | ············</span><span·class="ss">content</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="p"·data-group-id="0816455883-4">[</span><span·class="p"·data-group-id="0816455883-5">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="0816455883-6">[</span><span·class="p"·data-group-id="0816455883-7">{</span><span·class="ss">dog[·...·truncated·by·diffoscope;·len:·329,·SHA:·a2d6744eb8e890749b9747ddb687b909360d2fa4babf6935cc0069e2104a60a2·...·]-8">]</span><span·class="p">,</span><span·class="s">"\ |
| 202 | Grand·Danois\ | 202 | Grand·Danois\ |
| 203 | "</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id=" | 203 | "</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id="0816455883-5">}</span><span·class="p"·data-group-id="0816455883-4">]</span><span·class="p">,</span><span·class="w"> |
| 204 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 204 | ············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 205 | ············</span><span·class="p"·data-group-id=" | 205 | ············</span><span·class="p"·data-group-id="0816455883-1">}</span></code></pre><p>Where·the·content·of·the·top·element·is: |
| 206 | <code·class="inline">[{xmlText,[{dog,1}],1,[],"\·Grand·Danois\·",text}]</code>.·Text·will·be·returned·in | 206 | <code·class="inline">[{xmlText,[{dog,1}],1,[],"\·Grand·Danois\·",text}]</code>.·Text·will·be·returned·in |
| 207 | <code·class="inline">xmlText</code>·records.·Though,·usually·documents·are·more·complex,·and·the·content | 207 | <code·class="inline">xmlText</code>·records.·Though,·usually·documents·are·more·complex,·and·the·content |
| 208 | of·the·top·element·will·in·that·case·be·a·nested·structure·with·<code·class="inline">#xmlElement{}</code> | 208 | of·the·top·element·will·in·that·case·be·a·nested·structure·with·<code·class="inline">#xmlElement{}</code> |
| 209 | records·that·in·turn·may·have·complex·content.·All·of·this·reflects·the | 209 | records·that·in·turn·may·have·complex·content.·All·of·this·reflects·the |
| 210 | structure·of·the·XML·document.</p><p>Space·characters·between·mark-up·as·<code·class="inline">space</code>,·<code·class="inline">tab</code>·and·<code·class="inline">line·feed</code>·are | 210 | structure·of·the·XML·document.</p><p>Space·characters·between·mark-up·as·<code·class="inline">space</code>,·<code·class="inline">tab</code>·and·<code·class="inline">line·feed</code>·are |
| 211 | normalized·and·returned·as·xmlText·records.</p><h3·id="errors"·class="section-heading"> | 211 | normalized·and·returned·as·xmlText·records.</p><h3·id="errors"·class="section-heading"> |
| 212 | ··<a·href="#errors"·class="hover-link"> | 212 | ··<a·href="#errors"·class="hover-link"> |
| Offset 267, 49 lines modified | Offset 267, 49 lines modified | ||
| 267 | <!--·Date·of·the·format·yyyy.mm.dd·--> | 267 | <!--·Date·of·the·format·yyyy.mm.dd·--> |
| 268 | <!ELEMENT·date··············(#PCDATA)> | 268 | <!ELEMENT·date··············(#PCDATA)> |
| 269 | <!ATTLIST··bike·year·NMTOKEN·#REQUIRED | 269 | <!ATTLIST··bike·year·NMTOKEN·#REQUIRED |
| 270 | ················color·NMTOKENS·#REQUIRED | 270 | ················color·NMTOKENS·#REQUIRED |
| 271 | ················condition·(useless·|·bad·|·serviceable·|·moderate·|·good·| | 271 | ················condition·(useless·|·bad·|·serviceable·|·moderate·|·good·| |
| 272 | ···························excellent·|·new·|·outstanding)·"excellent"·></code></pre><p>If·you·want·to·parse·the·XML·file·motorcycles.xml·you·run·it·in·the·Erlang·shell | 272 | ···························excellent·|·new·|·outstanding)·"excellent"·></code></pre><p>If·you·want·to·parse·the·XML·file·motorcycles.xml·you·run·it·in·the·Erlang·shell |
| 273 | like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="p"·data-group-id=" | 273 | like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="gp·unselectable">3>·</span><span·class="p"·data-group-id="7666848171-1">{</span><span·class="n">ParseResult</span><span·class="p">,</span><span·class="n">Misc</span><span·class="p"·data-group-id="7666848171-1">}</span><span·class="o">=</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="n[·...·truncated·by·diffoscope;·len:·158,·SHA:·59b46e59e62ae4c91c363a3ba0a3d71949181de7abe663cd3c5134f1ad32d8a2·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 274 | </span><span·class="p"·data-group-id=" | 274 | </span><span·class="p"·data-group-id="7666848171-3">{</span><span·class="p"·data-group-id="7666848171-4">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="w"> |
| 275 | ·············</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="w"> | 275 | ·············</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="w"> |
| 276 | ·············</span><span·class="p"·data-group-id=" | 276 | ·············</span><span·class="p"·data-group-id="7666848171-5">[</span><span·class="p"·data-group-id="7666848171-5">]</span><span·class="p">,</span><span·class="w"> |
| 277 | ·············</span><span·class="p"·data-group-id=" | 277 | ·············</span><span·class="p"·data-group-id="7666848171-6">{</span><span·class="ss">xmlNamespace</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-7">[</span><span·class="p"·data-group-id="7666848171-7">]</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-8"[·...·truncated·by·diffoscope;·len:·103,·SHA:·d7a4e4c8b9b2ed2adb2f1a72ef1062fb2c8cbc859d9b2b95902fc5b430884a4e·...·]-6">}</span><span·class="p">,</span><span·class="w"> |
| 278 | ·············</span><span·class="p"·data-group-id=" | 278 | ·············</span><span·class="p"·data-group-id="7666848171-9">[</span><span·class="p"·data-group-id="7666848171-9">]</span><span·class="p">,</span><span·class="w"> |
| 279 | ·············</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 279 | ·············</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 280 | ·············</span><span·class="p"·data-group-id=" | 280 | ·············</span><span·class="p"·data-group-id="7666848171-10">[</span><span·class="p"·data-group-id="7666848171-10">]</span><span·class="p">,</span><span·class="w"> |
| 281 | ·············</span><span·class="p"·data-group-id=" | 281 | ·············</span><span·class="p"·data-group-id="7666848171-11">[</span><span·class="p"·data-group-id="7666848171-12">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-13">[</span><span·class="p"·data-group-id="7666848171-14">{</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·344,·SHA:·6eb3500c0ffdf41324b7c33fc943fe1b7d95ea9298636f81ab6cdadc2e2fcef8·...·]-15">]</span><span·class="p">,</span><span·class="s">"\ |
| 282 | ··"</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id=" | 282 | ··"</span><span·class="p">,</span><span·class="ss">text</span><span·class="p"·data-group-id="7666848171-12">}</span><span·class="p">,</span><span·class="w"> |
| 283 | ··············</span><span·class="p"·data-group-id=" | 283 | ··············</span><span·class="p"·data-group-id="7666848171-16">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> |
| 284 | ··························</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> | 284 | ··························</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> |
| 285 | ··························</span><span·class="p"·data-group-id=" | 285 | ··························</span><span·class="p"·data-group-id="7666848171-17">[</span><span·class="p"·data-group-id="7666848171-17">]</span><span·class="p">,</span><span·class="w"> |
| 286 | ··························</span><span·class="p"·data-group-id=" | 286 | ··························</span><span·class="p"·data-group-id="7666848171-18">{</span><span·class="ss">xmlNamespace</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-19">[</span><span·class="p"·data-group-id="7666848171-19">]</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171[·...·truncated·by·diffoscope;·len:·108,·SHA:·0866eeb6d345c1249bafa52184e2b70609d9906dcb77d5167615327c6ed94123·...·]-18">}</span><span·class="p">,</span><span·class="w"> |
| 287 | ··························</span><span·class="p"·data-group-id=" | 287 | ··························</span><span·class="p"·data-group-id="7666848171-21">[</span><span·class="p"·data-group-id="7666848171-22">{</span><span·class="ss">motorcycles</span><span·class="p">,</span><span·class="mi">1</span><span·class="p"·data-group-id="7666848171-22">}</span><span·class="p"·data-group-id="7666848171-21">]</span><span·class="p">,</span><span·class="w"> |
| 288 | ··························</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> | 288 | ··························</span><span·class="mi">2</span><span·class="p">,</span><span·class="w"> |
| 289 | ··························</span><span·class="p"·data-group-id=" | 289 | ··························</span><span·class="p"·data-group-id="7666848171-23">[</span><span·class="p"·data-group-id="7666848171-24">{</span><span·class="ss">xmlAttribute</span><span·class="p">,</span><span·class="ss">year</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-25">[</span><span·class="[·...·truncated·by·diffoscope;·len:·574,·SHA:·dd97084eacfceee461162c07b5452ebb28026115223377c8709e5de847596f10·...·]-24">}</span><span·class="p">,</span><span·class="w"> |
| 290 | ···························</span><span·class="p"·data-group-id=" | 290 | ···························</span><span·class="p"·data-group-id="7666848171-29">{</span><span·class="ss">xmlAttribute</span><span·class="p">,</span><span·class="ss">color</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-30">[</span><span·class="p"·data-group-id="7666848171-30">]</span><span·class=[·...·truncated·by·diffoscope;·len:·443,·SHA:·258274e0451c320030f9aac521fd9ba8676370046ed1cf186ba2145b64d8fb3c·...·]-23">]</span><span·class="p">,</span><span·class="w"> |
| 291 | ··························</span><span·class="p"·data-group-id=" | 291 | ··························</span><span·class="p"·data-group-id="7666848171-33">[</span><span·class="p"·data-group-id="7666848171-34">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-35">[</span><span·class="p"·data-group-id="7666848171-36">{</span><span·class="ss"[·...·truncated·by·diffoscope;·len:·419,·SHA:·a95b7b5f1f299d6b019446a3a56b07d4de8791cae13438445b7611baae6d9cfb·...·]-35">]</span><span·class="p">,</span><span·class="w"> |
| 292 | ····································</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> | 292 | ····································</span><span·class="mi">1</span><span·class="p">,</span><span·class="w"> |
| 293 | ····································</span><span·class="p"·data-group-id=" | 293 | ····································</span><span·class="p"·data-group-id="7666848171-38">[</span><span·class="p"·data-group-id="7666848171-38">]</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7666848171-34">}</span><span·class="p">,</span><span·class="w"> |
| 294 | ···························</span><span·class="p"·data-group-id=" | 294 | ···························</span><span·class="p"·data-group-id="7666848171-39">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">name</span><span·class="p">,</span><span·class="ss">name</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-40">[</span><span·class="p"·d[·...·truncated·by·diffoscope;·len:·174,·SHA:·bc2bba9c4ff32e1fdd215819e1d2ad68916a0f919705b0fe987e83a8745010eb·...·]-39">}</span><span·class="p">,</span><span·class="w"> |
| 295 | ···························</span><span·class="p"·data-group-id=" | 295 | ···························</span><span·class="p"·data-group-id="7666848171-41">{</span><span·class="ss">xmlText</span><span·class="p">,</span><span·class="p"·data-group-id="7666848171-42">[</span><span·class="p"·data-group-id="7666848171-43">{</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</spa[·...·truncated·by·diffoscope;·len:·392,·SHA:·1aee9d608ea44fd1e7283169fed2621e84bee48476982c3e4bddc5ae3744c823·...·]-41">}</span><span·class="p">,</span><span·class="w"> |
| 296 | ···························</span><span·class="p"·data-group-id=" | 296 | ···························</span><span·class="p"·data-group-id="7666848171-44">{</span><span·class="ss">xmlElement</span><span·class="p">,</span><span·class="ss">engine</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7666848171-44">}</span><span·class="p">,</span><span·class="w"> |
| 297 | ···························</span><span·class="p"·data-group-id=" | 297 | ···························</span><span·class="p"·data-group-id="7666848171-45">{</span><span·class="ss">xmlText</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7666848171-45">}</span><span·class="p">,</span><span·class="w"> |
| 298 | ···························</span><span·class="p"·data-group-id=" | 298 | ···························</span><span·class="p"·data-group-id="7666848171-46">{</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="p"·data-group-id="7666848171-46">}</span><span·class="p">|</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class[·...·truncated·by·diffoscope;·len:·30,·SHA:·c1f2ec7c824b7578c6423a52c7d3c82a5b0de9dbbd06c9f62fe437447b8b8b79·...·]-33">]</span><span·class="p">,</span><span·class="w"> |
| 299 | ··························</span><span·class="p"·data-group-id=" | 299 | ··························</span><span·class="p"·data-group-id="7666848171-47">[</span><span·class="p"·data-group-id="7666848171-47">]</span><span·class="p">,</span><span·class="w"> |
| 300 | ··························</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> | 300 | ··························</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> |
| 301 | ··························</span><span·class="ss">undeclared</span><span·class="p"·data-group-id=" | 301 | ··························</span><span·class="ss">undeclared</span><span·class="p"·data-group-id="7666848171-16">}</span><span·class="p">,</span><span·class="w"> |
| 302 | ··············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> | 302 | ··············</span><span·class="p">.</span><span·class="p">.</span><span·class="p">.</span><span·class="w"> |
| 303 | ··············</span><span·class="p"·data-group-id=" | 303 | ··············</span><span·class="p"·data-group-id="7666848171-11">]</span><span·class="p">,</span><span·class="w"> |
| 304 | ·············</span><span·class="p"·data-group-id=" | 304 | ·············</span><span·class="p"·data-group-id="7666848171-48">[</span><span·class="p"·data-group-id="7666848171-48">]</span><span·class="p">,</span><span·class="w"> |
| 305 | ·············</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> | 305 | ·············</span><span·class="s">"."</span><span·class="p">,</span><span·class="w"> |
| 306 | ·············</span><span·class="ss">undeclared</span><span·class="p"·data-group-id=" | 306 | ·············</span><span·class="ss">undeclared</span><span·class="p"·data-group-id="7666848171-4">}</span><span·class="p">,</span><span·class="w"> |
| 307 | ·</span><span·class="p"·data-group-id=" | 307 | ·</span><span·class="p"·data-group-id="7666848171-49">[</span><span·class="p"·data-group-id="7666848171-49">]</span><span·class="p"·data-group-id="7666848171-3">}</span><span·class="w"> |
| 308 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>If·you·instead·receives·the·XML·doc·as·a·string·you·can·parse·it·by | 308 | </span><span·class="mi">4</span><span·class="o">></span></code></pre><p>If·you·instead·receives·the·XML·doc·as·a·string·you·can·parse·it·by |
| 309 | <a·href="xmerl_scan.html#string/1"><code·class="inline">xmerl_scan:string/1</code></a>.·Both·file/2·and·string/2·exists·where·the·second·argument | 309 | <a·href="xmerl_scan.html#string/1"><code·class="inline">xmerl_scan:string/1</code></a>.·Both·file/2·and·string/2·exists·where·the·second·argument |
| 310 | is·a·list·of·options·to·the·parser,·see·the·<a·href="xmerl_scan.html">reference·manual</a>.</p><h2·id="example-extracting-data-from-xml-content"·class="section-heading"> | 310 | is·a·list·of·options·to·the·parser,·see·the·<a·href="xmerl_scan.html">reference·manual</a>.</p><h2·id="example-extracting-data-from-xml-content"·class="section-heading"> |
| 311 | ··<a·href="#example-extracting-data-from-xml-content"·class="hover-link"> | 311 | ··<a·href="#example-extracting-data-from-xml-content"·class="hover-link"> |
| 312 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 312 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 313 | ··</a> | 313 | ··</a> |
| 314 | ··<span·class="text">Example:·Extracting·Data·From·XML·Content</span> | 314 | ··<span·class="text">Example:·Extracting·Data·From·XML·Content</span> |
| Offset 338, 30 lines modified | Offset 338, 30 lines modified | ||
| 338 | fields·of·the·appropriate·element.</p><p>There·is·support·for·this·in·Xmerl·by·the·"simple-form"·format.·You·can·put·your | 338 | fields·of·the·appropriate·element.</p><p>There·is·support·for·this·in·Xmerl·by·the·"simple-form"·format.·You·can·put·your |
| 339 | data·in·a·simple-form·data·structure·and·feed·it·into | 339 | data·in·a·simple-form·data·structure·and·feed·it·into |
| 340 | <code·class="inline">xmerl:export_simple(Content,Callback,RootAttributes)</code>.·Content·may·be·a·mixture | 340 | <code·class="inline">xmerl:export_simple(Content,Callback,RootAttributes)</code>.·Content·may·be·a·mixture |
| 341 | of·simple-form·and·Xmerl·records·as·<code·class="inline">#xmlElement{}</code>·and·<code·class="inline">#xmlText{}</code>.</p><p>The·Types·are:</p><ul><li>Content·=·[Element]</li><li>Callback·=·atom()</li><li>RootAttributes·=·[Attributes]</li></ul><p>Element·is·any·of:</p><ul><li>{Tag,·Attributes,·Content}</li><li>{Tag,·Content}</li><li>Tag</li><li>IOString</li><li>#xmlText{}</li><li>#xmlElement{}</li><li>#xmlPI{}</li><li>#xmlComment{}</li><li>#xmlDecl{}</li></ul><p>The·simple-form·structure·is·any·of·<code·class="inline">{Tag,·Attributes,·Content}</code>, | 341 | of·simple-form·and·Xmerl·records·as·<code·class="inline">#xmlElement{}</code>·and·<code·class="inline">#xmlText{}</code>.</p><p>The·Types·are:</p><ul><li>Content·=·[Element]</li><li>Callback·=·atom()</li><li>RootAttributes·=·[Attributes]</li></ul><p>Element·is·any·of:</p><ul><li>{Tag,·Attributes,·Content}</li><li>{Tag,·Content}</li><li>Tag</li><li>IOString</li><li>#xmlText{}</li><li>#xmlElement{}</li><li>#xmlPI{}</li><li>#xmlComment{}</li><li>#xmlDecl{}</li></ul><p>The·simple-form·structure·is·any·of·<code·class="inline">{Tag,·Attributes,·Content}</code>, |
| 342 | <code·class="inline">{Tag,·Content}</code>·or·<code·class="inline">Tag</code>·where:</p><ul><li>Tag·=·atom()</li><li>Attributes·=·[{Name,·Value}|·#xmlAttribute{}]</li><li>Name·=·atom()</li><li><p>Value·=·IOString·|·atom()·|·integer()</p></li></ul><p>See·also·reference·manual·for·<a·href="xmerl.html#export_simple/3">xmerl</a></p><p>If·you·want·to·add·the·information·about·a·black·Harley·Davidsson·1200·cc | 342 | <code·class="inline">{Tag,·Content}</code>·or·<code·class="inline">Tag</code>·where:</p><ul><li>Tag·=·atom()</li><li>Attributes·=·[{Name,·Value}|·#xmlAttribute{}]</li><li>Name·=·atom()</li><li><p>Value·=·IOString·|·atom()·|·integer()</p></li></ul><p>See·also·reference·manual·for·<a·href="xmerl.html#export_simple/3">xmerl</a></p><p>If·you·want·to·add·the·information·about·a·black·Harley·Davidsson·1200·cc |
| 343 | Sportster·motorcycle·from·2003·that·is·in·shape·as·new·in·the·motorcycles.xml | 343 | Sportster·motorcycle·from·2003·that·is·in·shape·as·new·in·the·motorcycles.xml |
| 344 | document·you·can·put·the·data·in·a·simple-form·data·structure·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 344 | document·you·can·put·the·data·in·a·simple-form·data·structure·like:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 345 | ··</span><span·class="p"·data-group-id=" | 345 | ··</span><span·class="p"·data-group-id="5384597307-1">{</span><span·class="ss">bike</span><span·class="p">,</span><span·class="w"> |
| 346 | ·····</span><span·class="p"·data-group-id=" | 346 | ·····</span><span·class="p"·data-group-id="5384597307-2">[</span><span·class="p"·data-group-id="5384597307-3">{</span><span·class="ss">year</span><span·class="p">,</span><span·class="s">"2003"</span><span·class="p"·data-group-id="5384597307-3">}</span><span·class="p">,</span><span·class="[·...·truncated·by·diffoscope;·len:·452,·SHA:·06db06259ece5b0921858d9775d58f374367a4a2cc3ecc4f394b868187f8766a·...·]-2">]</span><span·class="p">,</span><span·class="w"> |
| 347 | ·····</span><span·class="p"·data-group-id=" | 347 | ·····</span><span·class="p"·data-group-id="5384597307-6">[</span><span·class="p"·data-group-id="5384597307-7">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="w"> |
| 348 | ·········</span><span·class="p"·data-group-id=" | 348 | ·········</span><span·class="p"·data-group-id="5384597307-8">[</span><span·class="p"·data-group-id="5384597307-9">{</span><span·class="ss">manufacturer</span><span·class="p">,</span><span·class="p"·data-group-id="5384597307-10">[</span><span·class="s">"Harley·Davidsson"</span><span·class="p"·[·...·truncated·by·diffoscope;·len:·79,·SHA:·41bbb0b0f6be4afe4ffb85ba3f9079186f2f6b3342ed18c53281873238190130·...·]-9">}</span><span·class="p">,</span><span·class="w"> |
| 349 | ··········</span><span·class="p"·data-group-id=" | 349 | ··········</span><span·class="p"·data-group-id="5384597307-11">{</span><span·class="ss">brandName</span><span·class="p">,</span><span·class="p"·data-group-id="5384597307-12">[</span><span·class="s">"XL1200C"</span><span·class="p"·data-group-id="5384597307-12">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·ca565e6c99cc3c39e6681ff08a4eed96806f1a9e8e10a2e2a5c94f9fb2a797de·...·]-11">}</span><span·class="p">,</span><span·class="w"> |
| 350 | ··········</span><span·class="p"·data-group-id=" | 350 | ··········</span><span·class="p"·data-group-id="5384597307-13">{</span><span·class="ss">additionalName</span><span·class="p">,</span><span·class="p"·data-group-id="5384597307-14">[</span><span·class="s">"Sportster"</span><span·class="p"·data-group-id="5384597307-14">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·129,·SHA:·5827c0f6b29d4cab11c82b50373bb7d60ca0070dbcd7dec6ff68ed06464cc9fe·...·]-7">}</span><span·class="p">,</span><span·class="w"> |
| 351 | ······</span><span·class="p"·data-group-id=" | 351 | ······</span><span·class="p"·data-group-id="5384597307-15">{</span><span·class="ss">engine</span><span·class="p">,</span><span·class="w"> |
| 352 | ·········</span><span·class="p"·data-group-id=" | 352 | ·········</span><span·class="p"·data-group-id="5384597307-16">[</span><span·class="s">"V-engine,·2-cylinders,·1200·cc"</span><span·class="p"·data-group-id="5384597307-16">]</span><span·class="p"·data-group-id="5384597307-15">}</span><span·class="p">,</span><span·class="w"> |
| 353 | ······</span><span·class="p"·data-group-id=" | 353 | ······</span><span·class="p"·data-group-id="5384597307-17">{</span><span·class="ss">kind</span><span·class="p">,</span><span·class="p"·data-group-id="5384597307-18">[</span><span·class="s">"custom"</span><span·class="p"·data-group-id="5384597307-18">]</span><span·class="p"·data-group-id="5[·...·truncated·by·diffoscope;·len:·9,·SHA:·96743dc70cbbeb8405d8a358ddc994c395ee56a0a5e0aa5cde769d0f361d6062·...·]-17">}</span><span·class="p">,</span><span·class="w"> |
| 354 | ······</span><span·class="p"·data-group-id=" | 354 | ······</span><span·class="p"·data-group-id="5384597307-19">{</span><span·class="ss">drive</span><span·class="p">,</span><span·class="p"·data-group-id="5384597307-20">[</span><span·class="s">"belt"</span><span·class="p"·data-group-id="5384597307-20">]</span><span·class="p"·data-group-id="53[·...·truncated·by·diffoscope;·len:·115,·SHA:·caf631718dd997e81d8bd7d2a8136f3e6d8f4162a80f3fb9948a4fdc3b8654c9·...·]-1">}</span></code></pre><p>In·order·to·append·this·data·to·the·end·of·the·motorcycles.xml·document·you·have |
| 355 | to·parse·the·file·and·add·Data·to·the·end·of·the·root·element·content.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id=" | 355 | to·parse·the·file·and·add·Data·to·the·end·of·the·root·element·content.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="p"·data-group-id="0068362684-1">{</span><span·class="n">RootEl</span><span·class="p">,</span><span·class="n">Misc</span><span·class="p"·data-group-id="0068362684-1">}</span><span·class="o">=</span><span·class="nc">xmerl_scan</span><span·class="p">:</span><span·class="nf">fi[·...·truncated·by·diffoscope;·len:·152,·SHA:·4d40baaa50ce706e15f6f704f808fa51514278dfca0e82ac0508d5f77f8b1119·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 356 | ····</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id=" | 356 | ····</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="0068362684-3">{</span><span·class="ss">content</span><span·class="o">=</span><span·class="n">Content</span><span·class="p"·data-group-id="0068362684-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="n">RootEl</span><span·class="p">,</span><span·class="w"> |
| 357 | ····</span><span·class="n">NewContent</span><span·class="o">=</span><span·class="n">Content</span><span·class="o">++</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id=" | 357 | ····</span><span·class="n">NewContent</span><span·class="o">=</span><span·class="n">Content</span><span·class="o">++</span><span·class="nc">lists</span><span·class="p">:</span><span·class="nf">flatten</span><span·class="p"·data-group-id="0068362684-4">(</span><span·class="p"·data-group-id="0068362684-5">[</span><span·class="n">Data</span><span·class="p"·data-group-id="0068362684-5">]</span><span·class="p"·data-group-id="0068362684-4">)</span><span·class="p">,</span><span·class="w"> |
| 358 | ····</span><span·class="n">NewRootEl</span><span·class="o">=</span><span·class="n">RootEl</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id=" | 358 | ····</span><span·class="n">NewRootEl</span><span·class="o">=</span><span·class="n">RootEl</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="0068362684-6">{</span><span·class="ss">content</span><span·class="o">=</span><span·class="n">NewContent</span><span·class="p"·data-group-id="0068362684-6">}</span><span·class="p">,</span></code></pre><p>Then·you·can·run·it·through·the·export_simple/2·funct[·...·truncated·by·diffoscope;·len:·675,·SHA:·338bc0b3ce9314ee1cf4cae1281ed23018b1d91c0f138bfc706aa4fd3625c184·...·]-2">)</span><span·class="p">,</span><span·class="w"> |
| 359 | ····</span><span·class="n">Export</span><span·class="o">=</span><span·class="nc">xmerl</span><span·class="p">:</span><span·class="nf">export_simple</span><span·class="p"·data-group-id=" | 359 | ····</span><span·class="n">Export</span><span·class="o">=</span><span·class="nc">xmerl</span><span·class="p">:</span><span·class="nf">export_simple</span><span·class="p"·data-group-id="5203662104-4">(</span><span·class="p"·data-group-id="5203662104-5">[</span><span·class="n">NewRootEl</span><span·class="p"·data-group-id="5203662104-5">]</span><span·class="p">,</span><span·class="ss">xmerl_xml</span><span·class="p"·data-group-id="52036621[·...·truncated·by·diffoscope;·len:·2,·SHA:·6cd5b6e51936a442b973660c21553dd22bd72ddc8751132a943475288113b4c0·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 360 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id=" | 360 | ····</span><span·class="nc">io</span><span·class="p">:</span><span·class="nf">format</span><span·class="p"·data-group-id="5203662104-6">(</span><span·class="n">IOF</span><span·class="p">,</span><span·class="s">"</span><span·class="si">~s</span><span·class="si">~n</span><span·class="s">"</span><span·class="p">,</span><span·class="p"·data-group-id="5203662104-7">[</sp[·...·truncated·by·diffoscope;·len:·316,·SHA:·2a47dbaf49bdae5bf00202488e56c40e094cbf6cc739da9e9f641f53ff52d832·...·]-6">)</span><span·class="p">,</span></code></pre><p><a·href=""·id="new_motorcyclesxml"></a></p><p>The·result·would·be:</p><pre><code·class="text"> |
| 361 | <?xml·version="1.0"?><motorcycles> | 361 | <?xml·version="1.0"?><motorcycles> |
| 362 | ··<bike·year="2000"·color="black"> | 362 | ··<bike·year="2000"·color="black"> |
| 363 | ····<name> | 363 | ····<name> |
| 364 | ······<manufacturer>Suzuki</manufacturer> | 364 | ······<manufacturer>Suzuki</manufacturer> |
| 365 | ······<brandName>Suzuki·VL·1500</brandName> | 365 | ······<brandName>Suzuki·VL·1500</brandName> |
| 366 | ······<additionalName>Intruder</additionalName> | 366 | ······<additionalName>Intruder</additionalName> |
| 367 | ····</name> | 367 | ····</name> |
| Offset 383, 48 lines modified | Offset 383, 48 lines modified | ||
| 383 | ··</bike> | 383 | ··</bike> |
| 384 | <bike·year="2003"·color="black"·condition="new"><name><manufacturer>Harley·Davidsson</manufacturer><brandName>XL1200C</brandName><additionalName>Sportster</additionalName></name><engine>V-engine,·2-cylinders,·1200·cc</engine><kind>custom</kind><drive>belt</drive></bike></motorcycles></code></pre><p>If·it·is·important·to·get·similar·indentation·and·newlines·as·in·the·original | 384 | <bike·year="2003"·color="black"·condition="new"><name><manufacturer>Harley·Davidsson</manufacturer><brandName>XL1200C</brandName><additionalName>Sportster</additionalName></name><engine>V-engine,·2-cylinders,·1200·cc</engine><kind>custom</kind><drive>belt</drive></bike></motorcycles></code></pre><p>If·it·is·important·to·get·similar·indentation·and·newlines·as·in·the·original |
| 385 | document·you·have·to·add·<code·class="inline">#xmlText{}</code>·records·with·space·and·newline·values·in | 385 | document·you·have·to·add·<code·class="inline">#xmlText{}</code>·records·with·space·and·newline·values·in |
| 386 | appropriate·places.·It·may·also·be·necessary·to·keep·the·original·prolog·where | 386 | appropriate·places.·It·may·also·be·necessary·to·keep·the·original·prolog·where |
| 387 | the·DTD·is·referenced.·If·so,·it·is·possible·to·pass·a·RootAttribute | 387 | the·DTD·is·referenced.·If·so,·it·is·possible·to·pass·a·RootAttribute |
| 388 | <code·class="inline">{prolog,Value}</code>·to·<code·class="inline">export_simple/3</code>.·The·following·example·code·fixes·those | 388 | <code·class="inline">{prolog,Value}</code>·to·<code·class="inline">export_simple/3</code>.·The·following·example·code·fixes·those |
| 389 | changes·in·the·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> | 389 | changes·in·the·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="w">····</span><span·class="n">Data</span><span·class="w">·</span><span·class="o">=</span><span·class="w"> |
| 390 | ······</span><span·class="p"·data-group-id=" | 390 | ······</span><span·class="p"·data-group-id="6210611307-1">[</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="6210611307-2">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"··"</span><span·class="p"·data-group-id="62106[·...·truncated·by·diffoscope;·len:·5,·SHA:·11672f73e58b8f15006c718ab195d7e7103ce52a822e61e64569a6b12425f7d4·...·]-2">}</span><span·class="p">,</span><span·class="w"> |
| 391 | ·······</span><span·class="p"·data-group-id=" | 391 | ·······</span><span·class="p"·data-group-id="6210611307-3">{</span><span·class="ss">bike</span><span·class="p">,</span><span·class="p"·data-group-id="6210611307-4">[</span><span·class="p"·data-group-id="6210611307-5">{</span><span·class="ss">year</span><span·class="p">,</span><span·class="s">"20[·...·truncated·by·diffoscope;·len:·557,·SHA:·07970ff548af2b1a1ee9a763bb9ef3ccaaf98a022be23b5d6d77ba9ffd56c614·...·]-4">]</span><span·class="p">,</span><span·class="w"> |
| 392 | ·············</span><span·class="p"·data-group-id=" | 392 | ·············</span><span·class="p"·data-group-id="6210611307-8">[</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="6210611307-9">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| 393 | ····"</span><span·class="p"·data-group-id=" | 393 | ····"</span><span·class="p"·data-group-id="6210611307-9">}</span><span·class="p">,</span><span·class="w"> |
| 394 | ··············</span><span·class="p"·data-group-id=" | 394 | ··············</span><span·class="p"·data-group-id="6210611307-10">{</span><span·class="ss">name</span><span·class="p">,</span><span·class="p"·data-group-id="6210611307-11">[</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="6210611307-12">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| 395 | ······"</span><span·class="p"·data-group-id=" | 395 | ······"</span><span·class="p"·data-group-id="6210611307-12">}</span><span·class="p">,</span><span·class="w"> |
| 396 | ·····················</span><span·class="p"·data-group-id=" | 396 | ·····················</span><span·class="p"·data-group-id="6210611307-13">{</span><span·class="ss">manufacturer</span><span·class="p">,</span><span·class="p"·data-group-id="6210611307-14">[</span><span·class="s">"Harley·Davidsson"</span><span·class="p"·data-group-id="6210611307-14">]</span><span·class="p[·...·truncated·by·diffoscope;·len:·27,·SHA:·6511bfb9daaf98839180f7489dd26619bffcb2260039efb8ee4a8e7468546d55·...·]-13">}</span><span·class="p">,</span><span·class="w"> |
| 397 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id=" | 397 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="6210611307-15">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| 398 | ······"</span><span·class="p"·data-group-id=" | 398 | ······"</span><span·class="p"·data-group-id="6210611307-15">}</span><span·class="p">,</span><span·class="w"> |
| 399 | ·····················</span><span·class="p"·data-group-id=" | 399 | ·····················</span><span·class="p"·data-group-id="6210611307-16">{</span><span·class="ss">brandName</span><span·class="p">,</span><span·class="p"·data-group-id="6210611307-17">[</span><span·class="s">"XL1200C"</span><span·class="p"·data-group-id="6210611307-17">]</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·15,·SHA:·9bf8fa142af6db1489486e1daf48f2bbc3d02e6767a82a7660bca77b4e728ffa·...·]-16">}</span><span·class="p">,</span><span·class="w"> |
| 400 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id=" | 400 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="6210611307-18">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
| 401 | ······"</span><span·class="p"·data-group-id=" | 401 | ······"</span><span·class="p"·data-group-id="6210611307-18">}</span><span·class="p">,</span><span·class="w"> |
| 402 | ·····················</span><span·class="p"·data-group-id=" | 402 | ·····················</span><span·class="p"·data-group-id="6210611307-19">{</span><span·class="ss">additionalName</span><span·class="p">,</span><span·class="p"·data-group-id="6210611307-20">[</span><span·class="s">"Sportster"</span><span·class="p"·data-group-id="6210611307-20">]</span><span·class="p"·dat[·...·truncated·by·diffoscope;·len:·22,·SHA:·15bf3315f69059b914e418fc7f76fb33b33548cf4df033f38ed94ee192e3ad21·...·]-19">}</span><span·class="p">,</span><span·class="w"> |
| 403 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id=" | 403 | ·····················</span><span·class="o">#</span><span·class="ss">xmlText</span><span·class="p"·data-group-id="6210611307-21">{</span><span·class="ss">value</span><span·class="o">=</span><span·class="s">"\ |
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| 482 | ······<p·class="built-using"> | 482 | ······<p·class="built-using"> |
| 483 | ········Built·using | 483 | ········Built·using |
| 484 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 484 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 485 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 485 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 486 | ······</p> | 486 | ······</p> |
| 487 | <p>Copyright·©·1996-202 | 487 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 488 | ····</footer> | 488 | ····</footer> |
| 489 | ··</div> | 489 | ··</div> |
| 490 | </main> | 490 | </main> |
| 491 | </div> | 491 | </div> |
| 492 | <script> | 492 | <script> |
| 493 | ··function·mermaidLoaded()·{ | 493 | ··function·mermaidLoaded()·{ |
| 494 | ····mermaid.initialize({ | 494 | ····mermaid.initialize({ |
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| 356 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 356 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 357 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 357 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 358 | ······</p> | 358 | ······</p> |
| 359 | <p>Copyright·©·1996-202 | 359 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 360 | ····</footer> | 360 | ····</footer> |
| 361 | ··</div> | 361 | ··</div> |
| 362 | </main> | 362 | </main> |
| 363 | </div> | 363 | </div> |
| 364 | <script> | 364 | <script> |
| 365 | ··function·mermaidLoaded()·{ | 365 | ··function·mermaidLoaded()·{ |
| 366 | ····mermaid.initialize({ | 366 | ····mermaid.initialize({ |
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| 131 | ··</a> | 131 | ··</a> |
| 132 | ··<span·class="text">Examples</span> | 132 | ··<span·class="text">Examples</span> |
| 133 | </h3> | 133 | </h3> |
| 134 | <hr·class="thin"/><h4>Example·1·Using·xslapply</h4><p>original·XSLT:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"doc/title"</span><span·class="o">></span><span·class="w"> | 134 | <hr·class="thin"/><h4>Example·1·Using·xslapply</h4><p>original·XSLT:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"doc/title"</span><span·class="o">></span><span·class="w"> |
| 135 | ····</span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> | 135 | ····</span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> |
| 136 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 136 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 137 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> | 137 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="w"> |
| 138 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id=" | 138 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes·in·Erlang:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="3040975824-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="3040975824-2">{</span><span·class="w">·</span><sp[·...·truncated·by·diffoscope;·len:·629,·SHA:·8d564a4b93dc743d44ba26448708f9e841c28a1302982619f778dcab4e9239c2·...·]4-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 139 | ····</span><span·class="p"·data-group-id=" | 139 | ····</span><span·class="p"·data-group-id="3040975824-5">[</span><span·class="s">"<h1>"</span><span·class="p">,</span><span·class="w"> |
| 140 | ·········</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 140 | ·········</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="3040975824-6">(</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·class="p"·data-group-id="[·...·truncated·by·diffoscope;·len:·9,·SHA:·ddfd7523eb2645fdd578bcd3ff66be23a4d44935304108b93a285fd3e2bd1d51·...·]4-6">)</span><span·class="p">,</span><span·class="w"> |
| 141 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id=" | 141 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id="3040975824-5">]</span><span·class="p">;</span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·2·Using·value_of·and·select</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"title"</span><span·class="o">></span><span·class="w"> |
| 142 | ··</span><span·class="o"><</span><span·class="ow">div</span><span·class="w">·</span><span·class="ss">align</span><span·class="o">=</span><span·class="s">"center"</span><span·class="o">></span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ow">div</span><span·class="o">></span><span·class="w"> | 142 | ··</span><span·class="o"><</span><span·class="ow">div</span><span·class="w">·</span><span·class="ss">align</span><span·class="o">=</span><span·class="s">"center"</span><span·class="o">></span><span·class="o"><</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">h1</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ow">div</span><span·class="o">></span><span·class="w"> |
| 143 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id=" | 143 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>becomes:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="8685914909-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="8685914909-2">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·158,·SHA:·f56810e9520a0b85ac69030d1bd46c8b1ada0288604d8abcd9a920d9ae9a611f·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 144 | ····</span><span·class="p"·data-group-id=" | 144 | ····</span><span·class="p"·data-group-id="8685914909-3">[</span><span·class="s">"<div·align=\"center\"><h1>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="8685914909-4">(</span><span·class="nf">s[·...·truncated·by·diffoscope;·len:·426,·SHA:·8121940ea6ec9ae44362bb579b1071d831eeca7e8de1817509beeb4366417962·...·]-3">]</span><span·class="p">;</span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·3·Simple·xsl·stylesheet</h4><p>A·complete·example·with·the·XSLT·sheet·in·the·xmerl·distribution.</p><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">stylesheet</span><span·class="w">·</span><span·class="ss">version</span><span·class="o">=</span><span·class="s">"1.0"</span><span·class="w"> |
| 145 | ········</span><span·class="nc">xmlns</span><span·class="p">:</span><span·class="ss">xsl</span><span·class="o">=</span><span·class="s">"http://www.w3.org/1999/XSL/Transform"</span><span·class="w"> | 145 | ········</span><span·class="nc">xmlns</span><span·class="p">:</span><span·class="ss">xsl</span><span·class="o">=</span><span·class="s">"http://www.w3.org/1999/XSL/Transform"</span><span·class="w"> |
| 146 | ········</span><span·class="ss">xmlns</span><span·class="o">=</span><span·class="s">"http://www.w3.org/TR/xhtml1/strict"</span><span·class="o">></span><span·class="w"> | 146 | ········</span><span·class="ss">xmlns</span><span·class="o">=</span><span·class="s">"http://www.w3.org/TR/xhtml1/strict"</span><span·class="o">></span><span·class="w"> |
| 147 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">strip</span><span·class="o">-</span><span·class="ss">space</span><span·class="w">·</span><span·class="ss">elements</span><span·class="o">=</span><span·class="s">"doc·chapter·section"</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 147 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">strip</span><span·class="o">-</span><span·class="ss">space</span><span·class="w">·</span><span·class="ss">elements</span><span·class="o">=</span><span·class="s">"doc·chapter·section"</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 148 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">output</span><span·class="w"> | 148 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">output</span><span·class="w"> |
| 149 | ····</span><span·class="ss">method</span><span·class="o">=</span><span·class="s">"xml"</span><span·class="w"> | 149 | ····</span><span·class="ss">method</span><span·class="o">=</span><span·class="s">"xml"</span><span·class="w"> |
| 150 | ····</span><span·class="ss">indent</span><span·class="o">=</span><span·class="s">"yes"</span><span·class="w"> | 150 | ····</span><span·class="ss">indent</span><span·class="o">=</span><span·class="s">"yes"</span><span·class="w"> |
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| 198 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"emph"</span><span·class="o">></span><span·class="w"> | 198 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"emph"</span><span·class="o">></span><span·class="w"> |
| 199 | ····</span><span·class="o"><</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> | 199 | ····</span><span·class="o"><</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> |
| 200 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 200 | ······</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 201 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> | 201 | ····</span><span·class="o"><</span><span·class="o">/</span><span·class="ss">em</span><span·class="o">></span><span·class="w"> |
| 202 | ··</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> | 202 | ··</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> |
| 203 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">stylesheet</span><span·class="o">></span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·4·Erlang·version</h4><p>Erlang·transformation·of·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id=" | 203 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">stylesheet</span><span·class="o">></span></code></pre><hr·class="thin"/><hr·class="thin"/><h4>Example·4·Erlang·version</h4><p>Erlang·transformation·of·previous·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="p">-</span><span·class="na">include</span><span·class="p"·data-group-id="1341868305-1">(</span><span·class="s">"xmerl.hrl"</span><span·class="p"·data-group-id="1341868305-1">)</span><span·class="p">.</span><span·class="w"> |
| 204 | </span><span·class="w"> | 204 | </span><span·class="w"> |
| 205 | </span><span·class="p">-</span><span·class="na">import</span><span·class="p"·data-group-id=" | 205 | </span><span·class="p">-</span><span·class="na">import</span><span·class="p"·data-group-id="1341868305-2">(</span><span·class="ss">xmerl_xs</span><span·class="p">,</span><span·class="w"> |
| 206 | ····</span><span·class="p"·data-group-id=" | 206 | ····</span><span·class="p"·data-group-id="1341868305-3">[</span><span·class="w">·</span><span·class="ss">xslapply</span><span·class="p">/</span><span·class="mi">2</span><span·class="p">,</span><span·class="w">·</span><span·class="ss">value_of</span><span·class="p">/</span><span·class="mi">1</span>[·...·truncated·by·diffoscope;·len:·380,·SHA:·e67f5e991c439e312d07f8e11f85307c504817818f57e2ae78502afc6786b0ec·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 207 | </span><span·class="nf">doctype</span><span·class="p"·data-group-id=" | 207 | </span><span·class="nf">doctype</span><span·class="p"·data-group-id="1341868305-4">(</span><span·class="p"·data-group-id="1341868305-4">)</span><span·class="p">-></span><span·class="w"> |
| 208 | ····</span><span·class="s">"<!DOCTYPE·html·PUBLIC·\"-//W3C//DTD·XHTML·1.0·Transitional//EN\"\ | 208 | ····</span><span·class="s">"<!DOCTYPE·html·PUBLIC·\"-//W3C//DTD·XHTML·1.0·Transitional//EN\"\ |
| 209 | ·\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd·\">"</span><span·class="p">.</span><span·class="w"> | 209 | ·\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd·\">"</span><span·class="p">.</span><span·class="w"> |
| 210 | </span><span·class="nf">process_xml</span><span·class="p"·data-group-id=" | 210 | </span><span·class="nf">process_xml</span><span·class="p"·data-group-id="1341868305-5">(</span><span·class="n">Doc</span><span·class="p"·data-group-id="1341868305-5">)</span><span·class="p">-></span><span·class="w"> |
| 211 | ····</span><span·class="nf">template</span><span·class="p"·data-group-id=" | 211 | ····</span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-6">(</span><span·class="n">Doc</span><span·class="p"·data-group-id="1341868305-6">)</span><span·class="p">.</span><span·class="w"> |
| 212 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 212 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-7">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="1341868305-8">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·156,·SHA:·89218a74260e07ca0106d47b9a924ebbd5f9f57bc1a880e15c4258fd9b0db463·...·]-7">)</span><span·class="p">-></span><span·class="w"> |
| 213 | ····</span><span·class="p"·data-group-id=" | 213 | ····</span><span·class="p"·data-group-id="1341868305-9">[</span><span·class="w">·</span><span·class="s">"<\?xml·version=\"1.0\"·encoding=\"iso-8859-1\"\?>"</span><span·class="p">,</span><span·class="w"> |
| 214 | ······</span><span·class="nf">doctype</span><span·class="p"·data-group-id=" | 214 | ······</span><span·class="nf">doctype</span><span·class="p"·data-group-id="1341868305-10">(</span><span·class="p"·data-group-id="1341868305-10">)</span><span·class="p">,</span><span·class="w"> |
| 215 | ······</span><span·class="s">"<html·xmlns=\"http://www.w3.org/1999/xhtml\"·>"</span><span·class="w"> | 215 | ······</span><span·class="s">"<html·xmlns=\"http://www.w3.org/1999/xhtml\"·>"</span><span·class="w"> |
| 216 | ······</span><span·class="s">"<head>"</span><span·class="w"> | 216 | ······</span><span·class="s">"<head>"</span><span·class="w"> |
| 217 | ······</span><span·class="s">"<title>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id=" | 217 | ······</span><span·class="s">"<title>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="1341868305-11">(</span><span·class="nf">select</span><span·class="p"·data-group-id="1341868305-12">(</span><span·class="s">"title"</span><span·class="p">,</span><span·class="n">E</span><span·class="p"·data-group-id="1341868305-12">)</span><span·c[·...·truncated·by·diffoscope;·len:·34,·SHA:·7125c24cf7cc5af41a6882b826c69d694b80eaaa308dc206d45151cd6134bfbb·...·]-11">)</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"</title>"</span><span·class="w"> |
| 218 | ······</span><span·class="s">"</head>"</span><span·class="w"> | 218 | ······</span><span·class="s">"</head>"</span><span·class="w"> |
| 219 | ······</span><span·class="s">"<body>"</span><span·class="p">,</span><span·class="w"> | 219 | ······</span><span·class="s">"<body>"</span><span·class="p">,</span><span·class="w"> |
| 220 | ······</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 220 | ······</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="1341868305-13">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·9891fae767779cb1470bfdc41d064316c142d19ab357448166ea89eb83aa645d·...·]-13">)</span><span·class="p">,</span><span·class="w"> |
| 221 | ······</span><span·class="s">"</body>"</span><span·class="w"> | 221 | ······</span><span·class="s">"</body>"</span><span·class="w"> |
| 222 | ······</span><span·class="s">"</html>"</span><span·class="w">·</span><span·class="p"·data-group-id=" | 222 | ······</span><span·class="s">"</html>"</span><span·class="w">·</span><span·class="p"·data-group-id="1341868305-9">]</span><span·class="p">;</span><span·class="w"> |
| 223 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 223 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-14">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="1341868305-15">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·637,·SHA:·8d135ce112dd1b77e6880d111a84685ddfdb2179b8c9528acaed86699a175496·...·]-14">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 224 | ····</span><span·class="p"·data-group-id=" | 224 | ····</span><span·class="p"·data-group-id="1341868305-18">[</span><span·class="s">"<h1>"</span><span·class="p">,</span><span·class="w"> |
| 225 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 225 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="1341868305-19">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·9891fae767779cb1470bfdc41d064316c142d19ab357448166ea89eb83aa645d·...·]-19">)</span><span·class="p">,</span><span·class="w"> |
| 226 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id=" | 226 | ·····</span><span·class="s">"</h1>"</span><span·class="p"·data-group-id="1341868305-18">]</span><span·class="p">;</span><span·class="w"> |
| 227 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 227 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-20">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="1341868305-21">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·641,·SHA:·6e7abbc6c75cd8c721f761ea8ea045f6ebafb64e9f2d35343da705fceaf06113·...·]-20">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 228 | ····</span><span·class="p"·data-group-id=" | 228 | ····</span><span·class="p"·data-group-id="1341868305-24">[</span><span·class="s">"<h2>"</span><span·class="p">,</span><span·class="w"> |
| 229 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 229 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="1341868305-25">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·9891fae767779cb1470bfdc41d064316c142d19ab357448166ea89eb83aa645d·...·]-25">)</span><span·class="p">,</span><span·class="w"> |
| 230 | ·····</span><span·class="s">"</h2>"</span><span·class="p"·data-group-id=" | 230 | ·····</span><span·class="s">"</h2>"</span><span·class="p"·data-group-id="1341868305-24">]</span><span·class="p">;</span><span·class="w"> |
| 231 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 231 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-26">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="1341868305-27">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·641,·SHA:·ed0714365b72f62a8e73d93d54298468bbc8f5c45e204864d0c9b4ed69d2f111·...·]-26">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 232 | ····</span><span·class="p"·data-group-id=" | 232 | ····</span><span·class="p"·data-group-id="1341868305-30">[</span><span·class="s">"<h3>"</span><span·class="p">,</span><span·class="w"> |
| 233 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 233 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="1341868305-31">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·9891fae767779cb1470bfdc41d064316c142d19ab357448166ea89eb83aa645d·...·]-31">)</span><span·class="p">,</span><span·class="w"> |
| 234 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id=" | 234 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id="1341868305-30">]</span><span·class="p">;</span><span·class="w"> |
| 235 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 235 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-32">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="1341868305-33">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·184,·SHA:·bad6ebd7a557c2728605c3d15a44b975218b31028a833b571484fd697d0b810f·...·]-32">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 236 | ····</span><span·class="p"·data-group-id=" | 236 | ····</span><span·class="p"·data-group-id="1341868305-34">[</span><span·class="s">"<p>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="1341868305-35">(</span><span·class="w">·</span><span·class="k">fun</span><span[·...·truncated·by·diffoscope;·len:·360,·SHA:·32db9fa66f8294106655492bcf2fde445e8d13f4957d3be97448a3f06b724fa5·...·]-34">]</span><span·class="p">;</span><span·class="w"> |
| 237 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 237 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-36">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="1341868305-37">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·184,·SHA:·cc2304bed5df624b0a336cd9eab4b946fa468f535b2694febd038dd5fcee6546·...·]-36">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 238 | ····</span><span·class="p"·data-group-id=" | 238 | ····</span><span·class="p"·data-group-id="1341868305-38">[</span><span·class="s">"<p·class=\"note\">"</span><span·class="w"> |
| 239 | ·····</span><span·class="s">"<b>NOTE:·</b>"</span><span·class="p">,</span><span·class="w"> | 239 | ·····</span><span·class="s">"<b>NOTE:·</b>"</span><span·class="p">,</span><span·class="w"> |
| 240 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 240 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="1341868305-39">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·9891fae767779cb1470bfdc41d064316c142d19ab357448166ea89eb83aa645d·...·]-39">)</span><span·class="p">,</span><span·class="w"> |
| 241 | ·····</span><span·class="s">"</p>"</span><span·class="p"·data-group-id=" | 241 | ·····</span><span·class="s">"</p>"</span><span·class="p"·data-group-id="1341868305-38">]</span><span·class="p">;</span><span·class="w"> |
| 242 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 242 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-40">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="1341868305-41">{</span><span·class="w">·</span><[·...·truncated·by·diffoscope;·len:·184,·SHA:·5014506606f8117e7871d9ab4274d08a19a623d24a19dfff78e6f195c6c7c9ce·...·]-40">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 243 | ····</span><span·class="p"·data-group-id=" | 243 | ····</span><span·class="p"·data-group-id="1341868305-42">[</span><span·class="s">"<em>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="1341868305-43">(</span><span·class="w">·</span><span·class="k">fun</span><spa[·...·truncated·by·diffoscope;·len:·362,·SHA:·5aa19f952d0e6b35394518ee64fcc657f80c728582e6b8211e7acdb85e9ba9be·...·]-42">]</span><span·class="p">;</span><span·class="w"> |
| 244 | </span><span·class="nf">template</span><span·class="p"·data-group-id=" | 244 | </span><span·class="nf">template</span><span·class="p"·data-group-id="1341868305-44">(</span><span·class="n">E</span><span·class="p"·data-group-id="1341868305-44">)</span><span·class="p">-></span><span·class="w"> |
| 245 | ····</span><span·class="nf">built_in_rules</span><span·class="p"·data-group-id=" | 245 | ····</span><span·class="nf">built_in_rules</span><span·class="p"·data-group-id="1341868305-45">(</span><span·class="w">·</span><span·class="k">fun</span><span·class="w">·</span><span·class="ss">template</span><span·class="p">/</span><span·class="mi">1</span><span·class="p">,</span><span·class="w">·</span><span·class="n">E</span><span·[·...·truncated·by·diffoscope;·len:·35,·SHA:·9891fae767779cb1470bfdc41d064316c142d19ab357448166ea89eb83aa645d·...·]-45">)</span><span·class="p">.</span></code></pre><p>It·is·important·to·end·with·a·call·to·<a·href="xmerl_xs.html#built_in_rules/2"><code·class="inline">xmerl_xs:built_in_rules/2</code></a>·if·you·want·any |
| 246 | text·to·be·written·in·"push"·transforms.·That·are·the·ones·using·a·lot·<code·class="inline">xslapply(·fun·template/1,·E·)</code>·instead·of·<code·class="inline">value_of(select("xpath",E))</code>,·which·is·pull...</p><hr·class="thin"/><p>The·largest·example·is·the·stylesheet·to·transform·this·document·from·the | 246 | text·to·be·written·in·"push"·transforms.·That·are·the·ones·using·a·lot·<code·class="inline">xslapply(·fun·template/1,·E·)</code>·instead·of·<code·class="inline">value_of(select("xpath",E))</code>,·which·is·pull...</p><hr·class="thin"/><p>The·largest·example·is·the·stylesheet·to·transform·this·document·from·the |
| 247 | Simplified·Docbook·XML·format·to·xhtml.·The·source·file·is·sdocbook2xhtml.erl.</p><h3·id="tips-and-tricks"·class="section-heading"> | 247 | Simplified·Docbook·XML·format·to·xhtml.·The·source·file·is·sdocbook2xhtml.erl.</p><h3·id="tips-and-tricks"·class="section-heading"> |
| 248 | ··<a·href="#tips-and-tricks"·class="hover-link"> | 248 | ··<a·href="#tips-and-tricks"·class="hover-link"> |
| 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> | 249 | ····<i·class="ri-link-m"·aria-hidden="true"></i> |
| 250 | ··</a> | 250 | ··</a> |
| 251 | ··<span·class="text">Tips·and·tricks</span> | 251 | ··<span·class="text">Tips·and·tricks</span> |
| 252 | </h3> | 252 | </h3> |
| Offset 270, 29 lines modified | Offset 270, 29 lines modified | ||
| 270 | position·in·Erlang.</p><hr·class="thin"/><h4>Example·5·Counting·positions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"stanza"</span><span·class="o">></span><span·class="w"> | 270 | position·in·Erlang.</p><hr·class="thin"/><h4>Example·5·Counting·positions</h4><pre><code·class="makeup·erlang"·translate="no"><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"stanza"</span><span·class="o">></span><span·class="w"> |
| 271 | ··</span><span·class="o"><</span><span·class="ss">p</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"line"</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">p</span><span·class="o">></span><span·class="w"> | 271 | ··</span><span·class="o"><</span><span·class="ss">p</span><span·class="o">></span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="nb">apply</span><span·class="o">-</span><span·class="ss">templates</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"line"</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="o">/</span><span·class="ss">p</span><span·class="o">></span><span·class="w"> |
| 272 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> | 272 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span><span·class="w"> |
| 273 | </span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"line"</span><span·class="o">></span><span·class="w"> | 273 | </span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="w">·</span><span·class="ss">match</span><span·class="o">=</span><span·class="s">"line"</span><span·class="o">></span><span·class="w"> |
| 274 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">test</span><span·class="o">=</span><span·class="s">"position()·mod·2·=·0"</span><span·class="o">></span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="o">></span><span·class="w"> | 274 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="w">·</span><span·class="ss">test</span><span·class="o">=</span><span·class="s">"position()·mod·2·=·0"</span><span·class="o">></span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="err">&</span><span·class="p">#</span><span·class="mi">160</span><span·class="p">;</span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="k">if</span><span·class="o">></span><span·class="w"> |
| 275 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="ss">br</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="w"> | 275 | ··</span><span·class="o"><</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">value</span><span·class="o">-</span><span·class="k">of</span><span·class="w">·</span><span·class="ss">select</span><span·class="o">=</span><span·class="s">"."</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="o"><</span><span·class="ss">br</span><span·class="w">·</span><span·class="o">/</span><span·class="o">></span><span·class="w"> |
| 276 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>Can·be·written·as</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id=" | 276 | </span><span·class="o"><</span><span·class="o">/</span><span·class="nc">xsl</span><span·class="p">:</span><span·class="ss">template</span><span·class="o">></span></code></pre><p>Can·be·written·as</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="3948330580-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="3948330580-2">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·159,·SHA:·6d10c639721eb35032e18673e3a9c01841476b77603b275bed20125b1c691ec1·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 277 | ····</span><span·class="p"·data-group-id=" | 277 | ····</span><span·class="p"·data-group-id="3948330580-3">{</span><span·class="n">Lines</span><span·class="p">,</span><span·class="n">LineNo</span><span·class="p"·data-group-id="3948330580-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">lists</span[·...·truncated·by·diffoscope;·len:·654,·SHA:·ef25090dd6b0ba2e6c5fa43f7662566b344e69873e00b979b54a1b6cfda02499·...·]-4">)</span><span·class="p">,</span><span·class="w"> |
| 278 | ····</span><span·class="p"·data-group-id=" | 278 | ····</span><span·class="p"·data-group-id="3948330580-6">[</span><span·class="s">"<p>"</span><span·class="p">,</span><span·class="w">·</span><span·class="n">Lines</span><span·class="p">,</span><span·class="w">·</span><span·class="s">"</p>"</span><span·class="p"·data-[·...·truncated·by·diffoscope;·len:·20,·SHA:·1dff6a052b0f573bb5072c9cad4d84834de0e63067184e07f88d4c691bd15f01·...·]-6">]</span><span·class="p">.</span><span·class="w"> |
| 279 | </span><span·class="nf">template_pos</span><span·class="p"·data-group-id=" | 279 | </span><span·class="nf">template_pos</span><span·class="p"·data-group-id="3948330580-7">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="3948330580-8">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·229,·SHA:·edce2b2cdcd61a75c16031bc1cc3b672bb98edbe414f9450b189faa1f0f9d873·...·]-7">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 280 | ····</span><span·class="p"·data-group-id=" | 280 | ····</span><span·class="p"·data-group-id="3948330580-9">{</span><span·class="p"·data-group-id="3948330580-10">[</span><span·class="nf">indent_line</span><span·class="p"·data-group-id="3948330580-11">(</span><span·class="n">P</span><span·class="w">·</span><span·class="ow">rem</span><span·class="w">[·...·truncated·by·diffoscope;·len:·795,·SHA:·1e3419c7f30959fe008101f934b5d43a44b8420ff092d9e70278f5e26886d3df·...·]-9">}</span><span·class="p">.</span><span·class="w"> |
| 281 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id=" | 281 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id="3948330580-13">(</span><span·class="mi">0</span><span·class="p"·data-group-id="3948330580-13">)</span><span·class="p">-></span><span·class="s">"&#160;&#160;"</span><span·class="p">;</span><span·class="w"> |
| 282 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id=" | 282 | </span><span·class="nf">indent_line</span><span·class="p"·data-group-id="3948330580-14">(</span><span·class="p">_</span><span·class="p"·data-group-id="3948330580-14">)</span><span·class="p">-></span><span·class="s">""</span><span·class="p">.</span></code></pre><hr·class="thin"/><h4>Global·tree·awareness</h4><p>In·XSLT·you·have·"root"·access·to·the·top·of·the·tree·with·XPath,·even·though |
| 283 | you·are·somewhere·deep·in·your·tree.</p><p>The·xslapply/2·function·only·carries·back·the·child·part·of·the·tree·to·the | 283 | you·are·somewhere·deep·in·your·tree.</p><p>The·xslapply/2·function·only·carries·back·the·child·part·of·the·tree·to·the |
| 284 | template·fun.·But·it·is·quite·easy·to·write·template·funs·that·handles·both·the | 284 | template·fun.·But·it·is·quite·easy·to·write·template·funs·that·handles·both·the |
| 285 | child·and·top·tree.</p><hr·class="thin"/><h4>Example·6·Passing·the·root·tree</h4><p>The·following·example·piece·will·prepend·the·article·title·to·any·section·title</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id=" | 285 | child·and·top·tree.</p><hr·class="thin"/><h4>Example·6·Passing·the·root·tree</h4><p>The·following·example·piece·will·prepend·the·article·title·to·any·section·title</p><pre><code·class="makeup·erlang"·translate="no"><span·class="nf">template</span><span·class="p"·data-group-id="5417130079-1">(</span><span·class="n">E</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="o">#</span><span·class="ss">xmlElement</span><span·class="p"·data-group-id="5417130079-2">{</span><span·class="ss">name</span[·...·truncated·by·diffoscope;·len:·257,·SHA:·b81194d71adde1a16c96392a7bb8239f8851a611ec255ef59f3104f9b284dda2·...·]-1">)</span><span·class="w">·</span><span·class="p">-></span><span·class="w"> |
| 286 | ····</span><span·class="p"·data-group-id=" | 286 | ····</span><span·class="p"·data-group-id="5417130079-3">[</span><span·class="s">"<h3>"</span><span·class="p">,</span><span·class="w">·</span><span·class="nf">value_of</span><span·class="p"·data-group-id="5417130079-4">(</span><span·class="nf">select</span><span·class="p"·data-group[·...·truncated·by·diffoscope;·len:·236,·SHA:·943293ec92d62e2585961250628e39633139e0e06d42eb5f2b0ef576f73c5981·...·]-4">)</span><span·class="p">,</span><span·class="s">"·-·"</span><span·class="p">,</span><span·class="w"> |
| 287 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id=" | 287 | ·····</span><span·class="nf">xslapply</span><span·class="p"·data-group-id="5417130079-6">(</span><span·class="w">·</span><span·class="nf">fun</span><span·class="p"·data-group-id="5417130079-7">(</span><span·class="n">A</span><span·class="p"·data-group-id="5417130079-7">)</span><span·class="w">·</span><span·class="p">-></span><[·...·truncated·by·diffoscope;·len:·423,·SHA:·35789a88425a0319de766e0be3255b4f569ddce77e574776e127b44f62229b3e·...·]-6">)</span><span·class="p">,</span><span·class="w"> |
| 288 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id=" | 288 | ·····</span><span·class="s">"</h3>"</span><span·class="p"·data-group-id="5417130079-3">]</span><span·class="p">;</span></code></pre><hr·class="thin"/> |
| 289 | </div> | 289 | </div> |
| 290 | <div·class="bottom-actions"·id="bottom-actions"> | 290 | <div·class="bottom-actions"·id="bottom-actions"> |
| 291 | ··<div·class="bottom-actions-item"> | 291 | ··<div·class="bottom-actions-item"> |
| 292 | ······<a·href="xmerl_examples.html"·class="bottom-actions-button"·rel="prev"> | 292 | ······<a·href="xmerl_examples.html"·class="bottom-actions-button"·rel="prev"> |
| 293 | ········<span·class="subheader"> | 293 | ········<span·class="subheader"> |
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| 322 | ······<p·class="built-using"> | 322 | ······<p·class="built-using"> |
| 323 | ········Built·using | 323 | ········Built·using |
| 324 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 324 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 325 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 325 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
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| 772 | parsed·XML·<a·href="xmerl.html#t:xmlElement/0"><code·class="inline">Element :: #xmlElement{}</code></a> | 772 | parsed·XML·<a·href="xmerl.html#t:xmlElement/0"><code·class="inline">Element :: #xmlElement{}</code></a> |
| 773 | and·a·State,·<a·href="#t:global_state/0"><code·class="inline">global_state/0</code></a>,·which·holds·necessary·information | 773 | and·a·State,·<a·href="#t:global_state/0"><code·class="inline">global_state/0</code></a>,·which·holds·necessary·information |
| 774 | from·an·already·processed·schema.··Thus·validate·enables·reuse | 774 | from·an·already·processed·schema.··Thus·validate·enables·reuse |
| 775 | of·the·schema·information·and·therefore·if·one·shall·validate | 775 | of·the·schema·information·and·therefore·if·one·shall·validate |
| 776 | several·times·towards·the·same·schema·it·reduces·time·consumption.</p><p>The·result,·<code·class="inline">ValidElement</code>,·is·the·valid·element·that·conforms·to·the | 776 | several·times·towards·the·same·schema·it·reduces·time·consumption.</p><p>The·result,·<code·class="inline">ValidElement</code>,·is·the·valid·element·that·conforms·to·the |
| 777 | post-schema-validation·infoset.·When·the·validator·finds·an·error·it·tries·to | 777 | post-schema-validation·infoset.·When·the·validator·finds·an·error·it·tries·to |
| 778 | continue·and·reports·a·list·of·all·errors·found.·In·those·cases·an·unexpected | 778 | continue·and·reports·a·list·of·all·errors·found.·In·those·cases·an·unexpected |
| 779 | error·is·found·it·may·cause·a·single·error·reason.</p><p>Usage·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="o">></span><span·class="p"·data-group-id=" | 779 | error·is·found·it·may·cause·a·single·error·reason.</p><p>Usage·example:</p><pre><code·class="makeup·erlang"·translate="no"><span·class="mi">1</span><span·class="o">></span><span·class="p"·data-group-id="0723350201-1">{</span><span·class="n">E</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="0723350201-1">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_scan</span><sp[·...·truncated·by·diffoscope;·len:·197,·SHA:·8f7caec4066271d1b97e1ddb4a6ffcb10781f2fd3f0304c32a20b298b1b62eca·...·]-2">)</span><span·class="p">.</span><span·class="w"> |
| 780 | </span><span·class="mi">2</span><span·class="o">></span><span·class="p"·data-group-id=" | 780 | </span><span·class="mi">2</span><span·class="o">></span><span·class="p"·data-group-id="0723350201-3">{</span><span·class="ss">ok</span><span·class="p">,</span><span·class="n">S</span><span·class="p"·data-group-id="0723350201-3">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_xsd</span><s[·...·truncated·by·diffoscope;·len:·206,·SHA:·8c86da68e74b38c412f166746c02899409c30b82abb9a3976bd8b89de35f18f6·...·]-4">)</span><span·class="p">.</span><span·class="w"> |
| 781 | </span><span·class="mi">3</span><span·class="o">></span><span·class="p"·data-group-id=" | 781 | </span><span·class="mi">3</span><span·class="o">></span><span·class="p"·data-group-id="0723350201-5">{</span><span·class="n">E2</span><span·class="p">,</span><span·class="p">_</span><span·class="p"·data-group-id="0723350201-5">}</span><span·class="w">·</span><span·class="o">=</span><span·class="w">·</span><span·class="nc">xmerl_xsd</span><sp[·...·truncated·by·diffoscope;·len:·219,·SHA:·03e0e1b9ae27ddbc55f0c7d722edd35ac655e45557503f62c7a7b64bd5329d7e·...·]-6">)</span><span·class="p">.</span></code></pre><p>Observe·that·E2·may·differ·from·E·if·for·instance·there·are·default·values |
| 782 | defined·in·<code·class="inline">my_XML_Schema.xsd</code>.</p> | 782 | defined·in·<code·class="inline">my_XML_Schema.xsd</code>.</p> |
| 783 | ··</section> | 783 | ··</section> |
| 784 | </section> | 784 | </section> |
| 785 | ····</div> | 785 | ····</div> |
| 786 | ··</section> | 786 | ··</section> |
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| 800 | ······<p·class="built-using"> | 800 | ······<p·class="built-using"> |
| 801 | ········Built·using | 801 | ········Built·using |
| 802 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the | 802 | ········<a·href="https://github.com/elixir-lang/ex_doc"·title="ExDoc"·target="_blank"·rel="help·noopener"·translate="no">ExDoc</a>·(v0.35.1)·for·the |
| 803 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> | 803 | ··········<a·href="https://erlang.org"·title="Erlang"·target="_blank"·translate="no">Erlang·programming·language</a> |
| 804 | ······</p> | 804 | ······</p> |
| 805 | <p>Copyright·©·1996-202 | 805 | <p>Copyright·©·1996-2026·<a·href="https://www.ericsson.com">Ericsson·AB</a></p> |
| 806 | ····</footer> | 806 | ····</footer> |
| 807 | ··</div> | 807 | ··</div> |
| 808 | </main> | 808 | </main> |
| 809 | </div> | 809 | </div> |
| 810 | <script> | 810 | <script> |
| 811 | ··function·mermaidLoaded()·{ | 811 | ··function·mermaidLoaded()·{ |
| 812 | ····mermaid.initialize({ | 812 | ····mermaid.initialize({ |
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| 000119d0:·7970·6577·0870·7764·6675·6e5f·3261·006c··ypew.pwdfun_2a.l | 000119d0:·7970·6577·0870·7764·6675·6e5f·3261·006c··ypew.pwdfun_2a.l | ||
| 000119e0:·0000·0002·6802·7704·6669·6c65·6b00·0773··....h.w.filek..s | 000119e0:·0000·0002·6802·7704·6669·6c65·6b00·0773··....h.w.filek..s | ||
| 000119f0:·7368·2e68·726c·6802·7708·6c6f·6361·7469··sh.hrlh.w.locati | 000119f0:·7368·2e68·726c·6802·7708·6c6f·6361·7469··sh.hrlh.w.locati | ||
| 00011a00:·6f6e·6802·6200·0003·8761·026a·6c00·0000··onh.b....a.jl... | 00011a00:·6f6e·6802·6200·0003·8761·026a·6c00·0000··onh.b....a.jl... | ||
| 00011a10:·016d·0000·000a·7077·6466·756e·5f32·2829··.m....pwdfun_2() | 00011a10:·016d·0000·000a·7077·6466·756e·5f32·2829··.m....pwdfun_2() | ||
| 00011a20:·6a77·046e·6f6e·6574·0000·0003·7705·7469··jw.nonet....w.ti | 00011a20:·6a77·046e·6f6e·6574·0000·0003·7705·7469··jw.nonet....w.ti | ||
| 00011a30:·746c·656d·0000·000e·4461·656d·6f6e·204f··tlem....Daemon·O | 00011a30:·746c·656d·0000·000e·4461·656d·6f6e·204f··tlem....Daemon·O | ||
| 00011a40:·7074·696f·6e73·7708·6578·706f·7274·6564··ptionsw.exported | |||
| 00011a50:·7705·6661·6c73·6577·0565·7175·6976·6d00··w.falsew.equivm. | |||
| 00011a | 00011a40:·7074·696f·6e73·7705·6571·7569·766d·0000··ptionsw.equivm.. | ||
| 00011a50:·000a·7077·6466·756e·5f34·2f30·7708·6578··..pwdfun_4/0w.ex | |||
| 00011a60:·706f·7274·6564·7705·6661·6c73·6568·0568··portedw.falseh.h | |||
| 00011a70:·0377·0474·7970·6577·0c6b·625f·696e·745f··.w.typew.kb_int_ | 00011a70:·0377·0474·7970·6577·0c6b·625f·696e·745f··.w.typew.kb_int_ | ||
| 00011a80:·7475·706c·6561·006c·0000·0002·6802·7704··tuplea.l....h.w. | 00011a80:·7475·706c·6561·006c·0000·0002·6802·7704··tuplea.l....h.w. | ||
| 00011a90:·6669·6c65·6b00·0773·7368·2e68·726c·6802··filek..ssh.hrlh. | 00011a90:·6669·6c65·6b00·0773·7368·2e68·726c·6802··filek..ssh.hrlh. | ||
| 00011aa0:·7708·6c6f·6361·7469·6f6e·6802·6200·0003··w.locationh.b... | 00011aa0:·7708·6c6f·6361·7469·6f6e·6802·6200·0003··w.locationh.b... | ||
| 00011ab0:·8361·026a·6c00·0000·016d·0000·000e·6b62··.a.jl....m....kb | 00011ab0:·8361·026a·6c00·0000·016d·0000·000e·6b62··.a.jl....m....kb | ||
| 00011ac0:·5f69·6e74·5f74·7570·6c65·2829·6a77·046e··_int_tuple()jw.n | 00011ac0:·5f69·6e74·5f74·7570·6c65·2829·6a77·046e··_int_tuple()jw.n | ||
| 00011ad0:·6f6e·6574·0000·0002·7705·7469·746c·656d··onet....w.titlem | 00011ad0:·6f6e·6574·0000·0002·7705·7469·746c·656d··onet....w.titlem | ||
| Offset 5031, 28 lines modified | Offset 5031, 28 lines modified | ||
| 00013a60:·6e2f·3161·006c·0000·0002·6802·7704·6669··n/1a.l....h.w.fi | 00013a60:·6e2f·3161·006c·0000·0002·6802·7704·6669··n/1a.l....h.w.fi | ||
| 00013a70:·6c65·6b00·0773·7368·2e68·726c·6802·7708··lek..ssh.hrlh.w. | 00013a70:·6c65·6b00·0773·7368·2e68·726c·6802·7708··lek..ssh.hrlh.w. | ||
| 00013a80:·6c6f·6361·7469·6f6e·6802·6200·0002·e061··locationh.b....a | 00013a80:·6c6f·6361·7469·6f6e·6802·6200·0002·e061··locationh.b....a | ||
| 00013a90:·026a·6c00·0000·016d·0000·000f·2773·6865··.jl....m....'she | 00013a90:·026a·6c00·0000·016d·0000·000f·2773·6865··.jl....m....'she | ||
| 00013aa0:·6c6c·5f66·756e·2f31·2728·296a·7704·6e6f··ll_fun/1'()jw.no | 00013aa0:·6c6c·5f66·756e·2f31·2728·296a·7704·6e6f··ll_fun/1'()jw.no | ||
| 00013ab0:·6e65·7400·0000·0377·0574·6974·6c65·6d00··net....w.titlem. | 00013ab0:·6e65·7400·0000·0377·0574·6974·6c65·6d00··net....w.titlem. | ||
| 00013ac0:·0000·0e44·6165·6d6f·6e20·4f70·7469·6f6e··...Daemon·Option | 00013ac0:·0000·0e44·6165·6d6f·6e20·4f70·7469·6f6e··...Daemon·Option | ||
| 00013ad0:·7377·0865·7870·6f72·7465·6477·0566·616c··sw.exportedw.fal | |||
| 00013a | 00013ad0:·7377·0565·7175·6976·6d00·0000·0f27·7368··sw.equivm....'sh | ||
| 00013a | 00013ae0:·656c·6c5f·6675·6e2f·3227·2f30·7708·6578··ell_fun/2'/0w.ex | ||
| 00013af0:·706f·7274·6564·7705·6661·6c73·6568·0568··portedw.falseh.h | |||
| 00013b00:·0377·0474·7970·6577·0973·6865·6c6c·5f66··.w.typew.shell_f | 00013b00:·0377·0474·7970·6577·0973·6865·6c6c·5f66··.w.typew.shell_f | ||
| 00013b10:·756e·6100·6c00·0000·0268·0277·0466·696c··una.l....h.w.fil | 00013b10:·756e·6100·6c00·0000·0268·0277·0466·696c··una.l....h.w.fil | ||
| 00013b20:·656b·0007·7373·682e·6872·6c68·0277·086c··ek..ssh.hrlh.w.l | 00013b20:·656b·0007·7373·682e·6872·6c68·0277·086c··ek..ssh.hrlh.w.l | ||
| 00013b30:·6f63·6174·696f·6e68·0262·0000·02dd·6102··ocationh.b....a. | 00013b30:·6f63·6174·696f·6e68·0262·0000·02dd·6102··ocationh.b....a. | ||
| 00013b40:·6a6c·0000·0001·6d00·0000·0b73·6865·6c6c··jl....m....shell | 00013b40:·6a6c·0000·0001·6d00·0000·0b73·6865·6c6c··jl....m....shell | ||
| 00013b50:·5f66·756e·2829·6a77·046e·6f6e·6574·0000··_fun()jw.nonet.. | 00013b50:·5f66·756e·2829·6a77·046e·6f6e·6574·0000··_fun()jw.nonet.. | ||
| 00013b60:·0003·7705·7469·746c·656d·0000·000e·4461··..w.titlem....Da | 00013b60:·0003·7705·7469·746c·656d·0000·000e·4461··..w.titlem....Da | ||
| 00013b70:·656d·6f6e·204f·7074·696f·6e73·770 | 00013b70:·656d·6f6e·204f·7074·696f·6e73·7705·6571··emon·Optionsw.eq | ||
| 00013b80:·706f·7274·6564·7705·6661·6c73·6577·0565··portedw.falsew.e | |||
| 00013b | 00013b80:·7569·766d·0000·000f·2773·6865·6c6c·5f66··uivm....'shell_f | ||
| 00013b | 00013b90:·756e·2f32·272f·3077·0865·7870·6f72·7465··un/2'/0w.exporte | ||
| 00013ba0:·6477·0566·616c·7365·6805·6803·7704·7479··dw.falseh.h.w.ty | |||
| 00013bb0:·7065·770a·7368·656c·6c5f·7370·6563·6100··pew.shell_speca. | 00013bb0:·7065·770a·7368·656c·6c5f·7370·6563·6100··pew.shell_speca. | ||
| 00013bc0:·6c00·0000·0268·0277·0466·696c·656b·0007··l....h.w.filek.. | 00013bc0:·6c00·0000·0268·0277·0466·696c·656b·0007··l....h.w.filek.. | ||
| 00013bd0:·7373·682e·6872·6c68·0277·086c·6f63·6174··ssh.hrlh.w.locat | 00013bd0:·7373·682e·6872·6c68·0277·086c·6f63·6174··ssh.hrlh.w.locat | ||
| 00013be0:·696f·6e68·0262·0000·02da·6102·6a6c·0000··ionh.b....a.jl.. | 00013be0:·696f·6e68·0262·0000·02da·6102·6a6c·0000··ionh.b....a.jl.. | ||
| 00013bf0:·0001·6d00·0000·0c73·6865·6c6c·5f73·7065··..m....shell_spe | 00013bf0:·0001·6d00·0000·0c73·6865·6c6c·5f73·7065··..m....shell_spe | ||
| 00013c00:·6328·296a·7704·6e6f·6e65·7400·0000·0277··c()jw.nonet....w | 00013c00:·6328·296a·7704·6e6f·6e65·7400·0000·0277··c()jw.nonet....w | ||
| 00013c10:·0574·6974·6c65·6d00·0000·0e44·6165·6d6f··.titlem....Daemo | 00013c10:·0574·6974·6c65·6d00·0000·0e44·6165·6d6f··.titlem....Daemo | ||
| Offset 5062, 18 lines modified | Offset 5062, 18 lines modified | ||
| 00013c50:·6f6e·5f6f·7074·696f·6e61·006c·0000·0002··on_optiona.l.... | 00013c50:·6f6e·5f6f·7074·696f·6e61·006c·0000·0002··on_optiona.l.... | ||
| 00013c60:·6802·7704·6669·6c65·6b00·0773·7368·2e68··h.w.filek..ssh.h | 00013c60:·6802·7704·6669·6c65·6b00·0773·7368·2e68··h.w.filek..ssh.h | ||
| 00013c70:·726c·6802·7708·6c6f·6361·7469·6f6e·6802··rlh.w.locationh. | 00013c70:·726c·6802·7708·6c6f·6361·7469·6f6e·6802··rlh.w.locationh. | ||
| 00013c80:·6200·0002·d861·026a·6c00·0000·016d·0000··b....a.jl....m.. | 00013c80:·6200·0002·d861·026a·6c00·0000·016d·0000··b....a.jl....m.. | ||
| 00013c90:·0015·7368·656c·6c5f·6461·656d·6f6e·5f6f··..shell_daemon_o | 00013c90:·0015·7368·656c·6c5f·6461·656d·6f6e·5f6f··..shell_daemon_o | ||
| 00013ca0:·7074·696f·6e28·296a·7704·6e6f·6e65·7400··ption()jw.nonet. | 00013ca0:·7074·696f·6e28·296a·7704·6e6f·6e65·7400··ption()jw.nonet. | ||
| 00013cb0:·0000·0377·0574·6974·6c65·6d00·0000·0e44··...w.titlem....D | 00013cb0:·0000·0377·0574·6974·6c65·6d00·0000·0e44··...w.titlem....D | ||
| 00013cc0:·6165·6d6f·6e20·4f70·7469·6f6e·7377·0 | 00013cc0:·6165·6d6f·6e20·4f70·7469·6f6e·7377·0565··aemon·Optionsw.e | ||
| 00013cd0:·7870·6f72·7465·6477·0566·616c·7365·7705··xportedw.falsew. | |||
| 00013c | 00013cd0:·7175·6976·6d00·0000·0f27·7368·656c·6c5f··quivm....'shell_ | ||
| 00013c | 00013ce0:·6675·6e2f·3227·2f30·7708·6578·706f·7274··fun/2'/0w.export | ||
| 00013cf0:·6564·7705·6661·6c73·6568·0568·0377·0474··edw.falseh.h.w.t | |||
| 00013d00:·7970·6577·0f73·7562·7379·7374·656d·5f73··ypew.subsystem_s | 00013d00:·7970·6577·0f73·7562·7379·7374·656d·5f73··ypew.subsystem_s | ||
| 00013d10:·7065·6373·6100·6c00·0000·0268·0277·0466··pecsa.l....h.w.f | 00013d10:·7065·6373·6100·6c00·0000·0268·0277·0466··pecsa.l....h.w.f | ||
| 00013d20:·696c·656b·0007·7373·682e·6872·6c68·0277··ilek..ssh.hrlh.w | 00013d20:·696c·656b·0007·7373·682e·6872·6c68·0277··ilek..ssh.hrlh.w | ||
| 00013d30:·086c·6f63·6174·696f·6e68·0262·0000·02d4··.locationh.b.... | 00013d30:·086c·6f63·6174·696f·6e68·0262·0000·02d4··.locationh.b.... | ||
| 00013d40:·6102·6a6c·0000·0001·6d00·0000·1173·7562··a.jl....m....sub | 00013d40:·6102·6a6c·0000·0001·6d00·0000·1173·7562··a.jl....m....sub | ||
| 00013d50:·7379·7374·656d·5f73·7065·6373·2829·6a77··system_specs()jw | 00013d50:·7379·7374·656d·5f73·7065·6373·2829·6a77··system_specs()jw | ||
| 00013d60:·046e·6f6e·6574·0000·0002·7705·7469·746c··.nonet....w.titl | 00013d60:·046e·6f6e·6574·0000·0002·7705·7469·746c··.nonet....w.titl |